CN110646700A - Low pressure table case intelligent acquisition ware - Google Patents
Low pressure table case intelligent acquisition ware Download PDFInfo
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- CN110646700A CN110646700A CN201910961876.5A CN201910961876A CN110646700A CN 110646700 A CN110646700 A CN 110646700A CN 201910961876 A CN201910961876 A CN 201910961876A CN 110646700 A CN110646700 A CN 110646700A
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- 238000004891 communication Methods 0.000 claims description 15
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
- G01R22/061—Details of electronic electricity meters
- G01R22/063—Details of electronic electricity meters related to remote communication
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The embodiment of the invention discloses an intelligent collector of a low-voltage meter box, which at least comprises: the system comprises an electric energy metering function module and a branch identification module; the electric energy metering function module is used for acquiring state data of the incoming line of the meter box; the branch identification module is used for sending disturbance signals so that the upper-level branch or shunt equipment of the low-voltage meter box intelligent collector can detect the disturbance signals and determine a branch line to which the low-voltage meter box intelligent collector belongs.
Description
Technical Field
The embodiment of the invention relates to the technical field of electric power, in particular to an intelligent collector for a low-voltage meter box.
Background
The traditional low-voltage meter box collector is provided with a master control MCU, a power cable carrier communication module, an RS-485 communication module and an infrared communication module. The traditional low-voltage meter box collector receives electric energy meter data through the RS-485 communication module, the electric energy meter data are transmitted to the upstream equipment through the power cable carrier communication module, and in addition, the infrared communication module is used for maintaining the traditional low-voltage meter box collector.
With the deepened application of the electricity utilization information acquisition system, a power grid company gradually puts forward a key point for combing the relation of 'change, line and house' of a low-voltage distribution transformer area to fully monitor the state of the low-voltage transformer area and actively carry out operation, maintenance and first-aid repair, and realizing that the physical topology of a power supply network of the transformer area becomes a project.
Disclosure of Invention
In view of this, in order to solve the above technical problems or some technical problems, embodiments of the present invention provide an intelligent collector for a low voltage meter box.
In a first aspect, an embodiment of the present invention provides an intelligent collector for a low-voltage meter box, where the collector at least includes: the system comprises an electric energy metering function module and a branch identification module;
the electric energy metering function module is used for acquiring state data of the incoming line of the meter box;
the branch identification module is used for sending disturbance signals so that the upper-level branch or shunt equipment of the low-voltage meter box intelligent collector can detect the disturbance signals and determine a branch line to which the low-voltage meter box intelligent collector belongs.
In one possible embodiment, the perturbation signal comprises: a characteristic voltage signal, a characteristic current signal.
In one possible embodiment, the amplitude of the perturbation signal comprises at least one of: 55V, 50V, 45V and 25V.
In a possible implementation manner, the electric energy metering function module is further configured to report state data of incoming lines of the acquisition meter box to the uplink device through the power cable carrier communication module.
In one possible embodiment, the status data includes at least one of: voltage, current, power, electrical energy.
The low-voltage meter box intelligent collector provided by the invention is improved on the basis of the traditional low-voltage meter box collector, and is additionally provided with an electric energy metering function module and a branch identification module, so that the state data of the incoming line of a meter box can be respectively collected, and a disturbance signal can be sent, so that a higher-level branch or shunt device of the low-voltage meter box intelligent collector can detect the disturbance signal, and a branch line to which the low-voltage meter box intelligent collector belongs can be determined.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a conventional low-voltage meter box collector provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an intelligent low-voltage meter box collector provided in an embodiment of the present invention.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the structure of the conventional low-voltage meter box collector is schematically illustrated, and the conventional low-voltage meter box collector includes a main control MCU10, a power cable carrier communication module 20, an RS-485 communication module 30, and an infrared communication module 40.
The traditional low-voltage meter box collector receives electric energy meter data through the RS-485 communication module 30, the electric energy meter data are transmitted to the upstream equipment through the power cable carrier communication module 20, and in addition, the infrared communication module 40 is used for maintaining the traditional low-voltage meter box collector.
On the basis of the conventional low-voltage meter box collector, two additional modules, namely an electric energy metering function module 50 and a branch identification module 60, are additionally added in the embodiment of the present invention, as shown in fig. 2.
For the electric energy metering function module 50, the state data of the meter box incoming line is collected, wherein the state data at least comprises one of the following data: voltage, current, power, electrical energy.
In the embodiment of the present invention, the electric energy metering function module 50 is used to collect state data such as (total) voltage value (which may be three-phase voltage, single-phase voltage), (total) current value, (total) power value, (total) electric energy value, etc. of the incoming line of the meter box, and can be used to analyze the overall power supply condition of the meter box.
In addition, the electric energy metering function module is also used for reporting the state data of the incoming lines of the acquisition meter boxes to the uplink equipment and the master station through the power cable carrier communication module, the power utilization condition of the transformer area can be analyzed and calculated by utilizing the electric energy value of each meter box of the whole low-voltage transformer area, and the functions of accurate line loss positioning, terminal detection and the like can be realized.
For branch identification module 60, it is configured to send a perturbation signal, which comprises: the characteristic voltage signal and the characteristic current signal, namely, the low-voltage meter box intelligent collector can send the characteristic voltage signal and the characteristic current signal through the branch identification module 60, and the upper-level branch or shunt device of the low-voltage meter box intelligent collector detects the characteristic voltage signal and the characteristic current signal to determine a branch circuit to which the low-voltage meter box intelligent collector belongs, so that a physical branch topological graph from a main outlet to a meter box in the whole low-voltage station area can be realized.
Wherein the amplitude of the disturbing signal comprises at least one of: 55V, 50V, 45V, and 25V, but other amplitudes are also possible, which is not limited in the embodiment of the present invention.
In addition, by combining the electric energy metering function module 50 and the branch identification module 60, the power utilization condition of each branch line can be obtained, and functions such as accurate positioning of the line fault of the transformer area, branch line loss calculation and the like can be realized by using the physical branch topological graph and the power utilization condition.
Through the description of the intelligent low-voltage meter box collector provided by the invention, the branch circuit to which the intelligent low-voltage meter box collector belongs can be determined, so that a physical branch topological graph from a total outgoing line to a meter box in a whole low-voltage transformer area can be realized, and in addition, state data such as (total) voltage values (which can be three-phase voltage, single-phase voltage), (total) current values, (total) power values, (total) electric energy values and the like of an incoming line (namely a meter box bus) of the meter box can be collected, so that the intelligent low-voltage meter box collector can be used for analyzing the whole power supply condition of the.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The utility model provides a low pressure table case intelligence collector which characterized in that, the collector includes at least: the system comprises an electric energy metering function module and a branch identification module;
the electric energy metering function module is used for acquiring state data of the incoming line of the meter box;
the branch identification module is used for sending disturbance signals so that the upper-level branch or shunt equipment of the low-voltage meter box intelligent collector can detect the disturbance signals and determine a branch line to which the low-voltage meter box intelligent collector belongs.
2. The collector of claim 1, wherein the perturbation signal comprises: a characteristic voltage signal, a characteristic current signal.
3. The collector of claim 1 wherein the amplitude of the perturbation signal comprises at least one of: 55V, 50V, 45V and 25V.
4. The collector of claim 1, wherein the electric energy metering function module is further configured to report status data of incoming lines of the collection meter box to an upstream device through a power cable carrier communication module.
5. A collector as claimed in claim 4, wherein the status data comprises at least one of: voltage, current, power, electrical energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910961876.5A CN110646700A (en) | 2019-10-11 | 2019-10-11 | Low pressure table case intelligent acquisition ware |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910961876.5A CN110646700A (en) | 2019-10-11 | 2019-10-11 | Low pressure table case intelligent acquisition ware |
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| CN110646700A true CN110646700A (en) | 2020-01-03 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140032140A1 (en) * | 2011-04-27 | 2014-01-30 | BSH Bosch und Siemens Hausgeräte GmbH | Energy consumption determination for domestic appliances in a network of several domestic appliances which form a system |
| KR101595969B1 (en) * | 2014-09-15 | 2016-02-22 | 서울과학기술대학교 산학협력단 | The apparatus of visible light communication transmission applicable to both of led data and wireless communication |
| CN109066990A (en) * | 2018-09-07 | 2018-12-21 | 光科技股份有限公司 | Platform area power grid tip turbulence Topology identification method based on centralized dispatching |
| CN109217478A (en) * | 2018-11-19 | 2019-01-15 | 深圳市均方根科技有限公司 | Low-voltage platform area topological relation recognition methods, concentrator and storage medium |
| CN109818812A (en) * | 2019-03-25 | 2019-05-28 | 国网山东省电力公司电力科学研究院 | A kind of low-voltage network end sensory perceptual system and method based on Internet of Things |
| CN211826261U (en) * | 2019-10-11 | 2020-10-30 | 中电华瑞技术有限公司 | Low pressure table case intelligent acquisition ware |
-
2019
- 2019-10-11 CN CN201910961876.5A patent/CN110646700A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140032140A1 (en) * | 2011-04-27 | 2014-01-30 | BSH Bosch und Siemens Hausgeräte GmbH | Energy consumption determination for domestic appliances in a network of several domestic appliances which form a system |
| KR101595969B1 (en) * | 2014-09-15 | 2016-02-22 | 서울과학기술대학교 산학협력단 | The apparatus of visible light communication transmission applicable to both of led data and wireless communication |
| CN109066990A (en) * | 2018-09-07 | 2018-12-21 | 光科技股份有限公司 | Platform area power grid tip turbulence Topology identification method based on centralized dispatching |
| CN109217478A (en) * | 2018-11-19 | 2019-01-15 | 深圳市均方根科技有限公司 | Low-voltage platform area topological relation recognition methods, concentrator and storage medium |
| CN109818812A (en) * | 2019-03-25 | 2019-05-28 | 国网山东省电力公司电力科学研究院 | A kind of low-voltage network end sensory perceptual system and method based on Internet of Things |
| CN211826261U (en) * | 2019-10-11 | 2020-10-30 | 中电华瑞技术有限公司 | Low pressure table case intelligent acquisition ware |
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