CN114046837A - Electromagnetic water meter early warning method and system - Google Patents
Electromagnetic water meter early warning method and system Download PDFInfo
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- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/56—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects
- G01F1/58—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters
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Abstract
The invention discloses an electromagnetic water meter early warning method and system, wherein the electromagnetic water meter early warning method comprises at least one of the following steps: the method comprises the steps of early warning of solitary old people, continuous leakage early warning, backflow early warning, group residence early warning, vacant house early warning, zero flow early warning, water pressure disturbance early warning and pipe burst early warning; the electromagnetic water meter early warning system comprises: the early warning system comprises at least one of an old living alone early warning module, a continuous leakage early warning module, a backflow early warning module, a group living early warning module, an empty room early warning module, a zero flow early warning module, a water pressure disturbance early warning module and a pipe explosion early warning module. The electromagnetic water meter early warning method and the electromagnetic water meter early warning system can achieve at least one of single-living old people early warning, continuous leakage early warning, backflow early warning, group-living early warning, vacant house early warning, zero flow early warning, water pressure disturbance early warning and pipe explosion early warning according to an algorithm.
Description
Technical Field
The invention belongs to the technical field of water meters, relates to an electromagnetic water meter, and particularly relates to an electromagnetic water meter early warning method and system.
Background
The electromagnetic water meter has the advantages of high measurement precision, stable and reliable long-term operation, small pressure loss and the like, and is more and more approved by users; the intelligent water affair needs reliable massive data support, the field data needs to be uploaded in time, the early warning algorithm is embedded in the electromagnetic water meter, the data can be uploaded to the intelligent water affair platform in time, and the intelligent water affair platform can be played to a greater extent.
Because the electromagnetic water meter basically adopts the lithium battery for power supply, in order to save power consumption, data remote transmission basically adopts long-time interval remote transmission once, and data and alarm information can not be uploaded in time when remote transmission is not available.
In view of the above, there is an urgent need to design a new electromagnetic water meter warning method to overcome at least some of the above-mentioned disadvantages of the existing electromagnetic water meters.
Disclosure of Invention
The invention provides an electromagnetic water meter early warning method and system, which can realize at least one of early warning of solitary old people, early warning of continuous leakage, early warning of backflow, early warning of group living, early warning of vacant house, early warning of zero flow, early warning of water pressure disturbance and early warning of pipe explosion according to an algorithm.
In order to solve the technical problem, according to one aspect of the present invention, the following technical solutions are adopted:
an electromagnetic water meter early warning method comprises at least one of the following steps:
(1) early warning for solitary old people; the method specifically comprises the following steps:
the electromagnetic water meter starts the old people living alone mode, and when the accumulated water quantity Q is continuously used in a1 hours after the old people living alone mode is started12≤b1m3Triggering early warning;
recording each water use start time tn from the first 00:00-24:00 time period; during the period, a1 continuous hours, when the water quantity Q is accumulated12≤b1m3Triggering early warning;
starting from the second time period of 00:00-24:00, when the water consumption interval tn' in the time period of 00:00-24:00 exceeds the water consumption starting time c1 hours recorded in the last time period of 00:00-24:00, triggering early warning;
receiving feedback of the early warning processing condition of the platform, feeding the feedback to the electromagnetic water meter according to the early warning processing condition of the platform, and correcting the superposition time value c1, wherein the c1 is less than or equal to the set threshold value d 1;
(2) continuous leakage early warning; the method specifically comprises the following steps:
measuring the flow of the electromagnetic water meter, if the duration time t of the flow measured by the electromagnetic water meter1Triggering continuous leakage early warning for more than or equal to a2 minutes;
receiving the feedback of the early warning processing condition of the platform, feeding the feedback to the electromagnetic water meter according to the early warning processing condition of the platform, and correcting the trigger threshold value a2, wherein the a2 is less than or equal to the set threshold value b 2;
(3) a backflow early warning step; the method specifically comprises the following steps:
measuring the flow velocity value of the electromagnetic water meter; if the electromagnetic water meter measures the flow velocity value V1A3mm/s and for a time t2B3 seconds, triggering an early warning; cumulative flow Q at 00:00-24:001≥-c3m3Triggering early warning;
(4) a step of social early warning; the method specifically comprises the following steps:
under the condition of no continuous leakage early warning, the accumulated water consumption Q is in the time period of 00:00-24:003≥a4m3Continuous time t3Starting early warning for more than b4 days;
receiving the condition feedback of the platform processing early warning, feeding the condition feedback to the electromagnetic water meter according to the condition of the platform processing early warning, and correcting Q3A 4;
(5) an empty room early warning step; the method specifically comprises the following steps:
the electromagnetic water meter starts the idle room mode, and when the flow velocity value V is measured2. + -. a5mm/s for a time t3B5 seconds, and the measured accumulated flow value of the time period is counted as 0;
when measuring the flow velocity value V2A5mm/s and duration t3B5 minutes or more, triggering early warning;
receiving the condition feedback of platform processing early warning, feeding back the condition feedback to the electromagnetic water meter according to the platform processing early warning condition, and canceling the vacant house mode;
(6) a zero flow early warning step; the method specifically comprises the following steps:
when the electromagnetic water meter is not opened in the vacant room mode and the flow velocity value V is measured3. + -. a6mm/s for a time t4Starting early warning when the time is more than or equal to 24 hours;
receiving the condition feedback of platform processing early warning, feeding back the condition feedback to the electromagnetic water meter according to the platform processing early warning condition, and adjusting the duration threshold value, wherein the longest time is not more than b6 hours;
(7) water pressure disturbance early warning; the method specifically comprises the following steps:
measuring a flow velocity value of the electromagnetic water meter; every continuous a7 measurement flow velocity values V of electromagnetic water meter4B7mm/s and d7 of the a7 measured flow rate values are negative values, and the cumulative flow rate value measured during the time period is counted as 0; duration t5Triggering early warning when the time is more than or equal to e7 hours;
(8) a pipe explosion early warning step; the method specifically comprises the following steps:
measuring the instantaneous flow of the electromagnetic water meter; instantaneous flow q measured by electromagnetic water meter1≥a8m3Duration t of/h and6b8 minutes or more, triggering continuous leakage early warning;
and receiving the condition feedback of the platform processing early warning, feeding back the condition feedback to the electromagnetic water meter according to the condition of the platform processing early warning, and correcting the trigger thresholds a8 and b 8.
In one embodiment of the present invention, in the old solitary people early warning step, the old solitary people early warning step is performed continuously for 12 hours after the old solitary people mode is started, and the accumulated water amount Q is calculated12≤0.01m3Triggering early warning; recording each water use start time tn from the first 00:00-24:00 time period; during the period, the water quantity Q is accumulated for 12 hours continuously12≤0.01m3Triggering early warning; starting from the second time period of 00:00-24:00, when the water consumption interval tn' in the time period of 00:00-24:00 exceeds the water consumption starting time recorded in the last time period of 00:00-24:00 for 2 hours, triggering early warning; feeding back the information to the electromagnetic water meter according to the condition of the platform processing early warning, and correcting the superposition time value for 2 hours, wherein the superposition time value does not exceed 4 hours at most;
in the continuous leakage early warning step, the duration t of the flow measured by the electromagnetic water meter1Triggering a continuous leakage early warning for more than or equal to 60 minutes of a triggering threshold; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and correcting the trigger threshold value, wherein the time is not more than 120 minutes at most;
in the backflow early warning step, the electromagnetic water meter measures a flow velocity value V1Less than or equal to-20 mm/s and lasting for a time t2Triggering early warning when the time is 30 seconds; cumulative flow Q at 00:00-24:001When the pressure is more than or equal to-0.1 m3, triggering early warning;
in the step of the social early warning, under the condition of no continuous leakage early warning, the accumulated water consumption Q is in the time period of 00:00-24:003≥1.5m3Continuous time t3Starting early warning for more than or equal to 3 days; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and correcting Q3The threshold value of (2).
In the empty room early warning step, the electromagnetic water meter starts an empty room mode, and when the flow velocity value V is measured2Less than or equal to 10mm/s and lasting for a time t3If the time is less than 30 seconds, the accumulated flow value measured in the time period is counted as 0; when measuring the flow velocity value V2Not less than 10mm/s and duration t3Triggering early warning for more than or equal to 30 minutes; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and canceling the vacant room mode;
in the zero-flow early warning step, the electromagnetic water meter does not start the vacant room mode, and when the flow velocity value V is measured3Less than or equal to 10mm/s and lasting for a time t4Starting early warning when the time is more than or equal to 24 hours; the early warning condition is processed by the platform and fed back to the electromagnetic water meter, and the duration threshold value can be adjusted, wherein the maximum time is not more than 360 hours;
in the water pressure disturbance early warning step, if the electromagnetic water meter measures the flow velocity value V for every continuous 84Not less than 10mm/s, 3-5 of 8 measured flow rate values are negative values, and the cumulative flow rate value measured in the time period is counted as 0; duration t5Triggering early warning when the time is more than or equal to 24 hours;
in the pipe explosion early warning step, the instantaneous flow q measured by the electromagnetic water meter1≥3m3Duration t of/h and6triggering continuous leakage early warning for more than or equal to 1 minute; feeding back the early warning condition to the electromagnetic water meter according to the platform processing condition, and correcting for 3m3Trigger thresholds of/h and 1 minute.
According to another aspect of the invention, the following technical scheme is adopted: an electromagnetic water meter early warning system, electromagnetic water meter early warning system includes:
old man early warning module of solitary residence for start old man's mode, in a1 hours in succession after starting old man's mode of solitary residence, when accumulative total water volume Q12≤b1m3Triggering early warning; recording each water use start time tn from the first 00:00-24:00 time period; during the period, a1 continuous hours, when the water quantity Q is accumulated12≤b1m3Triggering early warning; starting from the second time period of 00:00-24:00, when the water consumption interval tn' in the time period of 00:00-24:00 exceeds the water consumption starting time c1 hours recorded in the last time period of 00:00-24:00, triggering early warning; receiving feedback of the early warning processing condition of the platform, and correcting the superposition time value c1 according to the feedback of the early warning processing condition of the platform, wherein c1 is less than or equal to a set threshold value d 1;
a continuous leakage early warning module for measuring the flow of the electromagnetic water meter, if the duration time t of the flow measured by the electromagnetic water meter1Triggering continuous leakage early warning for more than or equal to a2 minutes; receiving condition feedback of platform processing early warning, and correcting a trigger threshold value a2 according to the condition feedback of platform processing early warning, wherein a2 does not exceed a set threshold value b2 at most;
the backflow early warning module is used for measuring the flow velocity value of the electromagnetic water meter; if the electromagnetic water meter measures the flow velocity value V1A3mm/s and for a time t2B3 seconds, triggering an early warning; cumulative flow Q at 00:00-24:001≥-c3m3Triggering early warning;
a social early warning module for accumulating water consumption Q within a time period of 00:00-24:00 without continuous leakage early warning3≥a4m3Continuous time t3Starting early warning for more than b4 days; receiving the condition feedback of platform processing early warning, and correcting Q according to the condition feedback of platform processing early warning3A 4;
the empty room early warning module is used for starting an empty room mode and measuring a flow velocity value V2. + -. a5mm/s for a time t3B5 seconds, and the measured accumulated flow value of the time period is counted as 0; when measuring the flow velocity value V2A5mm/s and duration t3B5 minutes or more, triggering early warning; receiving the condition feedback of platform processing early warning, and canceling the vacant house mode according to the condition feedback of platform processing early warning;
a zero-flow early warning module used for measuring the flow velocity value V when the electromagnetic water meter does not start the vacant room mode3. + -. a6mm/s for a time t4Starting early warning when the time is more than or equal to 24 hours; receiving condition feedback of platform processing early warning, and adjusting the duration threshold value according to the condition feedback of platform processing early warning, wherein the longest time does not exceed the duration threshold valueB6 hours later;
the water pressure disturbance early warning module is used for measuring the flow velocity value of the electromagnetic water meter, and the flow velocity value V is measured every continuous a7 pieces of the electromagnetic water meter4B7mm/s and d7 of the c7 measured flow rate values are negative values, and the cumulative flow rate value measured during the time period is counted as 0; duration t5Triggering early warning when the time is more than or equal to e7 hours;
a pipe explosion early warning module for measuring the instantaneous flow of the electromagnetic water meter, if the instantaneous flow q is measured by the electromagnetic water meter1≥a8m3Duration t of/h and6b8 minutes or more, triggering continuous leakage early warning; and receiving condition feedback of platform processing early warning, and correcting trigger thresholds a8 and b8 according to the condition feedback of platform processing early warning.
In the old solitary people early warning module, in the old solitary people early warning step, the accumulated water amount Q is continuously measured within 12 hours after the old solitary people mode is started12≤0.01m3Triggering early warning; recording each water use start time tn from the first 00:00-24:00 time period; during the period, the water quantity Q is accumulated for 12 hours continuously12≤0.01m3Triggering early warning; starting from the second time period of 00:00-24:00, when the water consumption interval tn' in the time period of 00:00-24:00 exceeds the water consumption starting time recorded in the last time period of 00:00-24:00 for 2 hours, triggering early warning; feeding back the information to the electromagnetic water meter according to the condition of the platform processing early warning, and correcting the superposition time value for 2 hours, wherein the superposition time value does not exceed 4 hours at most;
in the continuous leakage early warning module, the duration t of the flow measured by the electromagnetic water meter1Triggering a continuous leakage early warning for more than or equal to 60 minutes of a triggering threshold; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and correcting the trigger threshold value, wherein the time is not more than 120 minutes at most;
in the backflow early warning module, the electromagnetic water meter measures a flow velocity value V1Less than or equal to-20 mm/s and lasting for a time t2Triggering early warning when the time is 30 seconds; cumulative flow Q at 00:00-24:001When the pressure is more than or equal to-0.1 m3, triggering early warning;
in the social early warning module, under the condition of no continuous leakage early warning, 00:00-2Cumulative water consumption Q in 4:00 time period3≥1.5m3Continuous time t3Starting early warning for more than or equal to 3 days; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and correcting Q3The threshold value of (2).
As an implementation mode of the invention, in the empty room early warning module, the electromagnetic water meter starts an empty room mode, and when the flow velocity value V is measured2Less than or equal to 10mm/s and lasting for a time t3If the time is less than 30 seconds, the accumulated flow value measured in the time period is counted as 0; when measuring the flow velocity value V2Not less than 10mm/s and duration t3Triggering early warning for more than or equal to 30 minutes; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and canceling the vacant room mode;
in the zero-flow early warning module, the electromagnetic water meter does not open the vacant room mode, and when the flow velocity value V is measured3Less than or equal to 10mm/s and lasting for a time t4Starting early warning when the time is more than or equal to 24 hours; the early warning condition is processed by the platform and fed back to the electromagnetic water meter, and the duration threshold value can be adjusted, wherein the maximum time is not more than 360 hours;
in the water pressure disturbance early warning module, if every 8 continuous measurement flow velocity values V of the electromagnetic water meter4Not less than 10mm/s, 3-5 of 8 measured flow rate values are negative values, and the cumulative flow rate value measured in the time period is counted as 0; duration t5Triggering early warning when the time is more than or equal to 24 hours;
in the pipe explosion early warning module, the instantaneous flow q measured by the electromagnetic water meter1≥3m3Duration t of/h and6triggering continuous leakage early warning for more than or equal to 1 minute; feeding back the early warning condition to the electromagnetic water meter according to the platform processing condition, and correcting for 3m3Trigger thresholds of/h and 1 minute.
The invention has the beneficial effects that: the electromagnetic water meter early warning method and the electromagnetic water meter early warning system can achieve at least one of single-living old people early warning, continuous leakage early warning, backflow early warning, group-living early warning, vacant house early warning, zero flow early warning, water pressure disturbance early warning and pipe explosion early warning according to an algorithm.
Drawings
Fig. 1 is a flowchart of an electromagnetic water meter warning method according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of an electromagnetic water meter warning system according to an embodiment of the present invention.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
For a further understanding of the invention, reference will now be made to the preferred embodiments of the invention by way of example, and it is to be understood that the description is intended to further illustrate features and advantages of the invention, and not to limit the scope of the claims.
The description in this section is for several exemplary embodiments only, and the present invention is not limited only to the scope of the embodiments described. It is within the scope of the present disclosure and protection that the same or similar prior art means and some features of the embodiments may be interchanged.
The steps in the embodiments in the specification are only expressed for convenience of description, and the implementation manner of the present application is not limited by the order of implementation of the steps. The term "connected" in the specification includes both direct connection and indirect connection.
The invention discloses an electromagnetic water meter early warning method, and fig. 1 is a flow chart of the electromagnetic water meter early warning method in an embodiment of the invention; referring to fig. 1, the electromagnetic water meter early warning method includes at least one of the following steps:
(S1) a solitary old man early warning step; the method specifically comprises the following steps:
the electromagnetic water meter starts the old people living alone mode, and when the accumulated water quantity Q is continuously used in a1 hours after the old people living alone mode is started12≤b1m3Triggering early warning;
recording each water use start time tn from the first 00:00-24:00 time period; during the period, a1 continuous hours, when the water quantity Q is accumulated12≤b1m3Triggering early warning;
starting from the second time period of 00:00-24:00, when the water consumption interval tn' in the time period of 00:00-24:00 exceeds the water consumption starting time c1 hours recorded in the last time period of 00:00-24:00, triggering early warning;
receiving feedback of the early warning processing condition of the platform, feeding the feedback to the electromagnetic water meter according to the early warning processing condition of the platform, and correcting the superposition time value c1, wherein the c1 is less than or equal to the set threshold value d 1;
(S2) continuing leakage early warning; the method specifically comprises the following steps:
measuring the flow of the electromagnetic water meter, if the duration time t of the flow measured by the electromagnetic water meter1Triggering continuous leakage early warning for more than or equal to a2 minutes;
receiving the feedback of the early warning processing condition of the platform, feeding the feedback to the electromagnetic water meter according to the early warning processing condition of the platform, and correcting the trigger threshold value a2, wherein the a2 is less than or equal to the set threshold value b 2;
(S3) backflow warning step; the method specifically comprises the following steps:
measuring the flow velocity value of the electromagnetic water meter; if the electromagnetic water meter measures the flow velocity value V1A3mm/s and for a time t2B3 seconds, triggering an early warning; cumulative flow Q at 00:00-24:001≥-c3m3Triggering early warning;
(S4) a group settlement early warning step; the method specifically comprises the following steps:
under the condition of no continuous leakage early warning, the accumulated water consumption Q is in the time period of 00:00-24:003≥a4m3Continuous time t3Starting early warning for more than b4 days;
receiving the condition feedback of the platform processing early warning, feeding the condition feedback to the electromagnetic water meter according to the condition of the platform processing early warning, and correcting Q3A 4;
(S5) a vacant house early warning step; the method specifically comprises the following steps:
the electromagnetic water meter starts the idle room mode, and when the flow velocity value V is measured2. + -. a5mm/s for a time t3B5 seconds, and the measured accumulated flow value of the time period is counted as 0;
when measuring the flow velocity value V2A5mm/s and duration t3B5 minutes or more, triggering early warning;
receiving the condition feedback of platform processing early warning, feeding back the condition feedback to the electromagnetic water meter according to the platform processing early warning condition, and canceling the vacant house mode;
(S6) a zero flow early warning step; the method specifically comprises the following steps:
the electromagnetic water meter does not open the vacant house mode, andwhen measuring the flow velocity value V3. + -. a6mm/s for a time t4Starting early warning when the time is more than or equal to 24 hours;
receiving the condition feedback of platform processing early warning, feeding back the condition feedback to the electromagnetic water meter according to the platform processing early warning condition, and adjusting the duration threshold value, wherein the longest time is not more than b6 hours;
(S7) water pressure disturbance early warning step; the method specifically comprises the following steps:
measuring a flow velocity value of the electromagnetic water meter; every continuous a7 measurement flow velocity values V of electromagnetic water meter4B7mm/s and d7 of the a7 measured flow rate values are negative values, and the cumulative flow rate value measured during the time period is counted as 0; duration t5Triggering early warning when the time is more than or equal to e7 hours;
(S8) a pipe explosion early warning step; the method specifically comprises the following steps:
measuring the instantaneous flow of the electromagnetic water meter; instantaneous flow q measured by electromagnetic water meter1≥a8m3Duration t of/h and6b8 minutes or more, triggering continuous leakage early warning;
and receiving the condition feedback of the platform processing early warning, feeding back the condition feedback to the electromagnetic water meter according to the condition of the platform processing early warning, and correcting the trigger thresholds a8 and b 8.
In an embodiment of the invention, in the old solitary people early warning step, the old solitary people early warning step continues to be performed for 12 hours after the old solitary people mode is started, and when the accumulated water amount Q is up to12≤0.01m3Triggering early warning; recording each water use start time tn from the first 00:00-24:00 time period; during the period, the water quantity Q is accumulated for 12 hours continuously12≤0.01m3Triggering early warning; starting from the second time period of 00:00-24:00, when the water consumption interval tn' in the time period of 00:00-24:00 exceeds the water consumption starting time recorded in the last time period of 00:00-24:00 for 2 hours, triggering early warning; and feeding back the information to the electromagnetic water meter according to the condition of early warning of platform processing, and correcting the superposition time value for 2 hours, but not exceeding 4 hours at most.
In the continuous leakage early warning step, the duration t of the flow measured by the electromagnetic water meter1Triggering a continuous leakage early warning for more than or equal to 60 minutes of a triggering threshold; handling early warning condition feedback according to platformAnd (4) correcting the trigger threshold value by the electromagnetic water meter, but not exceeding 120 minutes at most.
In the backflow early warning step, the electromagnetic water meter measures a flow velocity value V1Less than or equal to-20 mm/s and lasting for a time t2Triggering early warning when the time is 30 seconds; cumulative flow Q at 00:00-24:001And when the pressure is more than or equal to-0.1 m3, triggering early warning.
In the step of the social early warning, under the condition of no continuous leakage early warning, the accumulated water consumption Q is in the time period of 00:00-24:003≥1.5m3Continuous time t3Starting early warning for more than or equal to 3 days; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and correcting Q3The threshold value of (2).
In the empty room early warning step, the electromagnetic water meter starts an empty room mode, and when the flow velocity value V is measured2Less than or equal to 10mm/s and lasting for a time t3If the time is less than 30 seconds, the accumulated flow value measured in the time period is counted as 0; when measuring the flow velocity value V2Not less than 10mm/s and duration t3Triggering early warning for more than or equal to 30 minutes; and (4) processing the early warning condition according to the platform and feeding back the early warning condition to the electromagnetic water meter, and canceling the vacant room mode.
In the zero-flow early warning step, the electromagnetic water meter does not start the vacant room mode, and when the flow velocity value V is measured3Less than or equal to 10mm/s and lasting for a time t4Starting early warning when the time is more than or equal to 24 hours; and (4) processing the early warning condition according to the platform and feeding back the early warning condition to the electromagnetic water meter, and adjusting the duration threshold value, wherein the maximum time is not more than 360 hours.
In the water pressure disturbance early warning step, if the electromagnetic water meter measures the flow velocity value V for every continuous 84Not less than 10mm/s, 3-5 of 8 measured flow rate values are negative values, and the cumulative flow rate value measured in the time period is counted as 0; duration t5And triggering early warning when the time is more than or equal to 24 hours.
In the pipe explosion early warning step, the instantaneous flow q measured by the electromagnetic water meter1≥3m3Duration t of/h and6triggering continuous leakage early warning for more than or equal to 1 minute; feeding back the early warning condition to the electromagnetic water meter according to the platform processing condition, and correcting for 3m3Trigger thresholds of/h and 1 minute.
The invention further discloses an electromagnetic water meter early warning system, and fig. 2 is a schematic composition diagram of the electromagnetic water meter early warning system in an embodiment of the invention; referring to fig. 2, the electromagnetic water meter warning system 100 includes at least one of the following modules: solitary old man early warning module 1, last leakage early warning module 2, refluence early warning module 3, social early warning module 4, vacant house early warning module 5, zero flow early warning module 6, water pressure disturbance early warning module 7 and booster early warning module 8.
Solitary old man early warning module 1 is used for starting solitary old man mode, in a1 hours in succession after starting solitary old man mode, when accumulative total water volume Q12≤b1m3Triggering early warning; recording each water use start time tn from the first 00:00-24:00 time period; during the period, a1 continuous hours, when the water quantity Q is accumulated12≤b1m3Triggering early warning; starting from the second time period of 00:00-24:00, when the water consumption interval tn' in the time period of 00:00-24:00 exceeds the water consumption starting time c1 hours recorded in the last time period of 00:00-24:00, triggering early warning; receiving feedback of the early warning processing condition of the platform, and correcting the superposition time value c1 according to the feedback of the early warning processing condition of the platform, wherein c1 is less than or equal to a set threshold value d 1;
the continuous leakage early warning module 2 is used for measuring the flow of the electromagnetic water meter, and if the duration time t of the flow measured by the electromagnetic water meter1Triggering continuous leakage early warning for more than or equal to a2 minutes; receiving condition feedback of platform processing early warning, and correcting a trigger threshold value a2 according to the condition feedback of platform processing early warning, wherein a2 does not exceed a set threshold value b2 at most;
the backflow early warning module 3 is used for measuring the flow velocity value of the electromagnetic water meter; if the electromagnetic water meter measures the flow velocity value V1A3mm/s and for a time t2B3 seconds, triggering an early warning; cumulative flow Q at 00:00-24:001≥-c3m3Triggering early warning;
the social early warning module 4 is used for accumulating water consumption Q within a time period of 00:00-24:00 under the condition of no continuous leakage early warning3≥a4m3Continuous time t3Starting early warning for more than b4 days; receiving the condition feedback of platform processing early warning, and correcting Q according to the condition feedback of platform processing early warning3A 4;
the empty room early warning module 5 is used for starting an empty room mode when the flow velocity value V is measured2. + -. a5mm/s for a time t3B5 seconds, and the measured accumulated flow value of the time period is counted as 0; when measuring the flow velocity value V2A5mm/s and duration t3B5 minutes or more, triggering early warning; receiving the condition feedback of platform processing early warning, and canceling the vacant house mode according to the condition feedback of platform processing early warning;
the zero flow early warning module 6 is used for starting the vacant house mode when the electromagnetic water meter is not started and measuring the flow velocity value V3. + -. a6mm/s for a time t4Starting early warning when the time is more than or equal to 24 hours; receiving condition feedback of platform processing early warning, and adjusting a duration threshold value according to the condition feedback of platform processing early warning, wherein the maximum time is not more than b6 hours;
the water pressure disturbance early warning module 7 is used for measuring the flow velocity value of the electromagnetic water meter, and the flow velocity value V is measured every continuous a7 pieces of the electromagnetic water meter4B7mm/s and d7 of the c7 measured flow rate values are negative values, and the cumulative flow rate value measured during the time period is counted as 0; duration t5Triggering early warning when the time is more than or equal to e7 hours;
the pipe explosion early warning module 8 is used for measuring the instantaneous flow of the electromagnetic water meter, and if the instantaneous flow q measured by the electromagnetic water meter1≥a8m3Duration t of/h and6b8 minutes or more, triggering continuous leakage early warning; and receiving condition feedback of platform processing early warning, and correcting trigger thresholds a8 and b8 according to the condition feedback of platform processing early warning.
In an embodiment of the invention, in the old solitary people early warning module, in the old solitary people early warning step, after the old solitary people mode is started, the accumulated water amount Q is continuously measured within 12 hours12≤0.01m3Triggering early warning; recording each water use start time tn from the first 00:00-24:00 time period; during the period, the water quantity Q is accumulated for 12 hours continuously12≤0.01m3Triggering early warning; starting from the second time period of 00:00-24:00, when the water consumption interval tn' in the time period of 00:00-24:00 exceeds the water consumption starting time recorded in the last time period of 00:00-24:00 for 2 hours, triggering early warning; according to flatAnd the early warning condition is processed by the station and fed back to the electromagnetic water meter, and the superposition time value of 2 hours is corrected, but the superposition time value does not exceed 4 hours at most.
In the continuous leakage early warning module, the duration t of the flow measured by the electromagnetic water meter1Triggering a continuous leakage early warning for more than or equal to 60 minutes of a triggering threshold; and feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and correcting the trigger threshold value, wherein the time is not more than 120 minutes at most.
In the backflow early warning module, the electromagnetic water meter measures a flow velocity value V1Less than or equal to-20 mm/s and lasting for a time t2Triggering early warning when the time is 30 seconds; cumulative flow Q at 00:00-24:001And when the pressure is more than or equal to-0.1 m3, triggering early warning.
In the social early warning module, under the condition of no continuous leakage early warning, the accumulated water consumption Q is in the time period of 00:00-24:003≥1.5m3Continuous time t3Starting early warning for more than or equal to 3 days; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and correcting Q3The threshold value of (2).
In the empty room early warning module, the electromagnetic water meter starts an empty room mode, and when the flow velocity value V is measured2Less than or equal to 10mm/s and lasting for a time t3If the time is less than 30 seconds, the accumulated flow value measured in the time period is counted as 0; when measuring the flow velocity value V2Not less than 10mm/s and duration t3Triggering early warning for more than or equal to 30 minutes; and (4) processing the early warning condition according to the platform and feeding back the early warning condition to the electromagnetic water meter, and canceling the vacant room mode.
In the zero-flow early warning module, the electromagnetic water meter does not open the vacant room mode, and when the flow velocity value V is measured3Less than or equal to 10mm/s and lasting for a time t4Starting early warning when the time is more than or equal to 24 hours; and (4) processing the early warning condition according to the platform and feeding back the early warning condition to the electromagnetic water meter, and adjusting the duration threshold value, wherein the maximum time is not more than 360 hours.
In the water pressure disturbance early warning module, if every 8 continuous measurement flow velocity values V of the electromagnetic water meter4Not less than 10mm/s, 3-5 of 8 measured flow rate values are negative values, and the cumulative flow rate value measured in the time period is counted as 0; duration t5And triggering early warning when the time is more than or equal to 24 hours.
In the pipe explosion early warning module, the instantaneous flow measured by the electromagnetic water meterQuantity q1≥3m3Duration t of/h and6triggering continuous leakage early warning for more than or equal to 1 minute; feeding back the early warning condition to the electromagnetic water meter according to the platform processing condition, and correcting for 3m3Trigger thresholds of/h and 1 minute.
In summary, the electromagnetic water meter early warning method and system provided by the invention can realize at least one of the early warning of the elderly living alone, the early warning of continuous leakage, the early warning of backflow, the early warning of group living, the early warning of vacant house, the early warning of zero flow, the early warning of water pressure disturbance and the early warning of pipe explosion according to the algorithm.
It should be noted that the present application may be implemented in software and/or a combination of software and hardware; for example, it may be implemented using Application Specific Integrated Circuits (ASICs), general purpose computers, or any other similar hardware devices. In some embodiments, the software programs of the present application may be executed by a processor to implement the above steps or functions. As such, the software programs (including associated data structures) of the present application can be stored in a computer-readable recording medium; such as RAM memory, magnetic or optical drives or diskettes, and the like. In addition, some steps or functions of the present application may be implemented using hardware; for example, as circuitry that cooperates with the processor to perform various steps or functions.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The description and applications of the invention herein are illustrative and are not intended to limit the scope of the invention to the embodiments described above. Effects or advantages referred to in the embodiments may not be reflected in the embodiments due to interference of various factors, and the description of the effects or advantages is not intended to limit the embodiments. Variations and modifications of the embodiments disclosed herein are possible, and alternative and equivalent various components of the embodiments will be apparent to those skilled in the art. It will be clear to those skilled in the art that the present invention may be embodied in other forms, structures, arrangements, proportions, and with other components, materials, and parts, without departing from the spirit or essential characteristics thereof. Other variations and modifications of the embodiments disclosed herein may be made without departing from the scope and spirit of the invention.
Claims (6)
1. An electromagnetic water meter early warning method is characterized by comprising at least one of the following steps:
(1) early warning for solitary old people; the method specifically comprises the following steps:
the electromagnetic water meter starts the old people living alone mode, and when the accumulated water quantity Q is continuously used in a1 hours after the old people living alone mode is started12≤b1m3Triggering early warning;
recording each water use start time tn from the first 00:00-24:00 time period; during the period, a1 continuous hours, when the water quantity Q is accumulated12≤b1m3Triggering early warning;
starting from the second time period of 00:00-24:00, when the water consumption interval tn' in the time period of 00:00-24:00 exceeds the water consumption starting time c1 hours recorded in the last time period of 00:00-24:00, triggering early warning;
receiving feedback of the early warning processing condition of the platform, feeding the feedback to the electromagnetic water meter according to the early warning processing condition of the platform, and correcting the superposition time value c1, wherein the c1 is less than or equal to the set threshold value d 1;
(2) continuous leakage early warning; the method specifically comprises the following steps:
measuring the flow of the electromagnetic water meter, if the duration time t of the flow measured by the electromagnetic water meter1Triggering continuous leakage early warning for more than or equal to a2 minutes;
receiving the feedback of the early warning processing condition of the platform, feeding the feedback to the electromagnetic water meter according to the early warning processing condition of the platform, and correcting the trigger threshold value a2, wherein the a2 is less than or equal to the set threshold value b 2;
(3) a backflow early warning step; the method specifically comprises the following steps:
measuring the flow velocity value of the electromagnetic water meter; if the electromagnetic water meter measures the flow velocity value V1A3mm/s and for a time t2B3 seconds, triggering an early warning; at 00:00-24:00 cumulative flow Q1≥-c3m3Triggering early warning;
(4) a step of social early warning; the method specifically comprises the following steps:
under the condition of no continuous leakage early warning, the accumulated water consumption Q is in the time period of 00:00-24:003≥a4m3Continuous time t3Starting early warning for more than b4 days;
receiving the condition feedback of the platform processing early warning, feeding the condition feedback to the electromagnetic water meter according to the condition of the platform processing early warning, and correcting Q3A 4;
(5) an empty room early warning step; the method specifically comprises the following steps:
the electromagnetic water meter starts the idle room mode, and when the flow velocity value V is measured2. + -. a5mm/s for a time t3B5 seconds, and the measured accumulated flow value of the time period is counted as 0;
when measuring the flow velocity value V2A5mm/s and duration t3B5 minutes or more, triggering early warning;
receiving the condition feedback of platform processing early warning, feeding back the condition feedback to the electromagnetic water meter according to the platform processing early warning condition, and canceling the vacant house mode;
(6) a zero flow early warning step; the method specifically comprises the following steps:
when the electromagnetic water meter is not opened in the vacant room mode and the flow velocity value V is measured3. + -. a6mm/s for a time t4Starting early warning when the time is more than or equal to 24 hours;
receiving the condition feedback of platform processing early warning, feeding back the condition feedback to the electromagnetic water meter according to the platform processing early warning condition, and adjusting the duration threshold value, wherein the longest time is not more than b6 hours;
(7) water pressure disturbance early warning; the method specifically comprises the following steps:
measuring a flow velocity value of the electromagnetic water meter; every continuous a7 measurement flow velocity values V of electromagnetic water meter4B7mm/s and d7 of the a7 measured flow rate values are negative values, and the cumulative flow rate value measured during the time period is counted as 0; duration t5Triggering early warning when the time is more than or equal to e7 hours;
(8) a pipe explosion early warning step; the method specifically comprises the following steps:
measuring the instantaneous flow of the electromagnetic water meter; instantaneous flow measured by electromagnetic water meterq1≥a8m3Duration t of/h and6b8 minutes or more, triggering continuous leakage early warning;
and receiving the condition feedback of the platform processing early warning, feeding back the condition feedback to the electromagnetic water meter according to the condition of the platform processing early warning, and correcting the trigger thresholds a8 and b 8.
2. The electromagnetic water meter warning method according to claim 1, characterized in that:
in the early warning step of the solitary old man, in 12 continuous hours after the mode of the solitary old man is started, when the accumulated water quantity Q12≤0.01m3Triggering early warning; recording each water use start time tn from the first 00:00-24:00 time period; during the period, the water quantity Q is accumulated for 12 hours continuously12≤0.01m3Triggering early warning; starting from the second time period of 00:00-24:00, when the water consumption interval tn' in the time period of 00:00-24:00 exceeds the water consumption starting time recorded in the last time period of 00:00-24:00 for 2 hours, triggering early warning; feeding back the information to the electromagnetic water meter according to the condition of the platform processing early warning, and correcting the superposition time value for 2 hours, wherein the superposition time value does not exceed 4 hours at most;
in the continuous leakage early warning step, the duration t of the flow measured by the electromagnetic water meter1Triggering a continuous leakage early warning for more than or equal to 60 minutes of a triggering threshold; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and correcting the trigger threshold value, wherein the time is not more than 120 minutes at most;
in the backflow early warning step, the electromagnetic water meter measures a flow velocity value V1Less than or equal to-20 mm/s and lasting for a time t2Triggering early warning when the time is 30 seconds; cumulative flow Q at 00:00-24:001When the pressure is more than or equal to-0.1 m3, triggering early warning;
in the step of the social early warning, under the condition of no continuous leakage early warning, the accumulated water consumption Q is in the time period of 00:00-24:003≥1.5m3Continuous time t3Starting early warning for more than or equal to 3 days; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and correcting Q3The threshold value of (2).
3. The electromagnetic water meter warning method according to claim 1, characterized in that:
in the empty room early warning step, the electromagnetic water meter starts an empty room mode, and when the flow velocity value V is measured2Less than or equal to 10mm/s and lasting for a time t3If the time is less than 30 seconds, the accumulated flow value measured in the time period is counted as 0; when measuring the flow velocity value V2Not less than 10mm/s and duration t3Triggering early warning for more than or equal to 30 minutes; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and canceling the vacant room mode;
in the zero-flow early warning step, the electromagnetic water meter does not start the vacant room mode, and when the flow velocity value V is measured3Less than or equal to 10mm/s and lasting for a time t4Starting early warning when the time is more than or equal to 24 hours; the early warning condition is processed by the platform and fed back to the electromagnetic water meter, and the duration threshold value can be adjusted, wherein the maximum time is not more than 360 hours;
in the water pressure disturbance early warning step, if the electromagnetic water meter measures the flow velocity value V for every continuous 84Not less than 10mm/s, 3-5 of 8 measured flow rate values are negative values, and the cumulative flow rate value measured in the time period is counted as 0; duration t5Triggering early warning when the time is more than or equal to 24 hours;
in the pipe explosion early warning step, the instantaneous flow q measured by the electromagnetic water meter1≥3m3Duration t of/h and6triggering continuous leakage early warning for more than or equal to 1 minute; feeding back the early warning condition to the electromagnetic water meter according to the platform processing condition, and correcting for 3m3Trigger thresholds of/h and 1 minute.
4. The electromagnetic water meter early warning system is characterized by comprising at least one of the following modules:
old man early warning module of solitary residence for start old man's mode, in a1 hours in succession after starting old man's mode of solitary residence, when accumulative total water volume Q12≤b1m3Triggering early warning; recording each water use start time tn from the first 00:00-24:00 time period; during the period, a1 continuous hours, when the water quantity Q is accumulated12≤b1m3Triggering early warning; starting from the second time period of 00:00-24:00, when the time period of 00:00-24:00 is within the interval of water tn'Triggering early warning when the water use starting time c1 hours recorded in the last time period of 00:00-24:00 is exceeded; receiving feedback of the early warning processing condition of the platform, and correcting the superposition time value c1 according to the feedback of the early warning processing condition of the platform, wherein c1 is less than or equal to a set threshold value d 1;
a continuous leakage early warning module for measuring the flow of the electromagnetic water meter, if the duration time t of the flow measured by the electromagnetic water meter1Triggering continuous leakage early warning for more than or equal to a2 minutes; receiving condition feedback of platform processing early warning, and correcting a trigger threshold value a2 according to the condition feedback of platform processing early warning, wherein a2 does not exceed a set threshold value b2 at most;
the backflow early warning module is used for measuring the flow velocity value of the electromagnetic water meter; if the electromagnetic water meter measures the flow velocity value V1A3mm/s and for a time t2B3 seconds, triggering an early warning; cumulative flow Q at 00:00-24:001≥-c3m3Triggering early warning;
a social early warning module for accumulating water consumption Q within a time period of 00:00-24:00 without continuous leakage early warning3≥a4m3Continuous time t3Starting early warning for more than b4 days; receiving the condition feedback of platform processing early warning, and correcting Q according to the condition feedback of platform processing early warning3A 4;
the empty room early warning module is used for starting an empty room mode and measuring a flow velocity value V2. + -. a5mm/s for a time t3B5 seconds, and the measured accumulated flow value of the time period is counted as 0; when measuring the flow velocity value V2A5mm/s and duration t3B5 minutes or more, triggering early warning; receiving the condition feedback of platform processing early warning, and canceling the vacant house mode according to the condition feedback of platform processing early warning;
a zero-flow early warning module used for measuring the flow velocity value V when the electromagnetic water meter does not start the vacant room mode3. + -. a6mm/s for a time t4Starting early warning when the time is more than or equal to 24 hours; receiving condition feedback of platform processing early warning, and adjusting a duration threshold value according to the condition feedback of platform processing early warning, wherein the maximum time is not more than b6 hours;
the water pressure disturbance early warning module is used for measuring the flow velocity value of the electromagnetic water meter,every continuous a7 measurement flow velocity values V of the electromagnetic water meter4B7mm/s and d7 of the c7 measured flow rate values are negative values, and the cumulative flow rate value measured during the time period is counted as 0; duration t5Triggering early warning when the time is more than or equal to e7 hours;
a pipe explosion early warning module for measuring the instantaneous flow of the electromagnetic water meter, if the instantaneous flow q is measured by the electromagnetic water meter1≥a8m3Duration t of/h and6b8 minutes or more, triggering continuous leakage early warning; and receiving condition feedback of platform processing early warning, and correcting trigger thresholds a8 and b8 according to the condition feedback of platform processing early warning.
5. The electromagnetic water meter warning system of claim 4, wherein:
in the old people living alone early warning module, in the old people living alone early warning step, in 12 continuous hours after the old people living alone mode is started, when the accumulated water quantity Q12≤0.01m3Triggering early warning; recording each water use start time tn from the first 00:00-24:00 time period; during the period, the water quantity Q is accumulated for 12 hours continuously12≤0.01m3Triggering early warning; starting from the second time period of 00:00-24:00, when the water consumption interval tn' in the time period of 00:00-24:00 exceeds the water consumption starting time recorded in the last time period of 00:00-24:00 for 2 hours, triggering early warning; feeding back the information to the electromagnetic water meter according to the condition of the platform processing early warning, and correcting the superposition time value for 2 hours, wherein the superposition time value does not exceed 4 hours at most;
in the continuous leakage early warning module, the duration t of the flow measured by the electromagnetic water meter1Triggering a continuous leakage early warning for more than or equal to 60 minutes of a triggering threshold; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and correcting the trigger threshold value, wherein the time is not more than 120 minutes at most;
in the backflow early warning module, the electromagnetic water meter measures a flow velocity value V1Less than or equal to-20 mm/s and lasting for a time t2Triggering early warning when the time is 30 seconds; cumulative flow Q at 00:00-24:001When the pressure is more than or equal to-0.1 m3, triggering early warning;
in the social early warning module, under the condition of no continuous leakage early warning, 00:00-2400 time period cumulative water consumption Q3≥1.5m3Continuous time t3Starting early warning for more than or equal to 3 days; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and correcting Q3The threshold value of (2).
6. The electromagnetic water meter warning system of claim 4, wherein:
in the empty room early warning module, the electromagnetic water meter starts an empty room mode, and when the flow velocity value V is measured2Less than or equal to 10mm/s and lasting for a time t3If the time is less than 30 seconds, the accumulated flow value measured in the time period is counted as 0; when measuring the flow velocity value V2Not less than 10mm/s and duration t3Triggering early warning for more than or equal to 30 minutes; feeding back the early warning condition to the electromagnetic water meter according to the platform processing, and canceling the vacant room mode;
in the zero-flow early warning module, the electromagnetic water meter does not open the vacant room mode, and when the flow velocity value V is measured3Less than or equal to 10mm/s and lasting for a time t4Starting early warning when the time is more than or equal to 24 hours; the early warning condition is processed by the platform and fed back to the electromagnetic water meter, and the duration threshold value can be adjusted, wherein the maximum time is not more than 360 hours;
in the water pressure disturbance early warning module, if every 8 continuous measurement flow velocity values V of the electromagnetic water meter4Not less than 10mm/s, 3-5 of 8 measured flow rate values are negative values, and the cumulative flow rate value measured in the time period is counted as 0; duration t5Triggering early warning when the time is more than or equal to 24 hours;
in the pipe explosion early warning module, the instantaneous flow q measured by the electromagnetic water meter1≥3m3Duration t of/h and6triggering continuous leakage early warning for more than or equal to 1 minute; feeding back the early warning condition to the electromagnetic water meter according to the platform processing condition, and correcting for 3m3Trigger thresholds of/h and 1 minute.
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