CN114826543A - AI 0T-based steam jet pump parameter transmission system and method - Google Patents
AI 0T-based steam jet pump parameter transmission system and method Download PDFInfo
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- H—ELECTRICITY
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- H04L7/00—Arrangements for synchronising receiver with transmitter
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
- F04F5/16—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
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Abstract
The invention discloses a steam ejector pump parameter transmission system and method based on AI0T, comprising the following steps: a data acquisition module, a data management center, a measuring point data analysis module, a parameter transmission management module and an ejector pump monitoring module, the data acquisition module is used for acquiring measuring point data required for fault diagnosis of the steam ejector pump and transmission data of parameters of the steam ejector pump, all the collected data are stored through the data management center, the synchronism of the received parameters and the importance of the measuring points are analyzed through the measuring point data analysis module, the parameter transmission time and the collection sequence of the parameters tested by the test points are planned by the parameter transmission management module, the operation of the steam ejector pump is monitored in real time through the ejector pump monitoring module, the parameters are collected according to a planned sequence and transmitted to a terminal according to planned time, after the parameters are received, the parameters are analyzed and optimized through the AIOT technology, so that the synchronism and timeliness of parameter transmission are improved, and the accuracy of parameter optimization is improved.
Description
Technical Field
The invention relates to the technical field of data communication, in particular to a steam jet pump parameter transmission system and method based on AI 0T.
Background
The steam ejector pump takes steam as a working medium, forms high-speed airflow to carry pumped gas after being accelerated by a nozzle, and achieves the purpose of pumping, the steam ejector pump is widely applied to various industries in domestic and foreign industrial production, particularly in the fields of steel making, chemical industry and the like, a large-scale steam ejector pump vacuum system is mostly used, the performance of parameters of the steam ejector pump needs to be improved through continuous optimization, the AIOT technology refers to the generation and collection of mass data from different dimensions through the Internet of things, and the realization of data and intelligent connection of everything through big data analysis and higher artificial intelligence, the AIOT technology is applied to parameter optimization, and the accuracy of parameter optimization is improved;
however, before the parameters are optimized, the parameters need to be collected and transmitted, a steam ejector pump currently lacks a proper fault diagnosis method for collecting and transmitting data, and the existing data collection and data transmission methods have the following problems: the method comprises the following steps that firstly, the types of steam ejector pumps are various, different steam ejector pumps of different types have different parameter optimization modes, a large amount of operation parameter data of the steam ejector pumps of the same type need to be obtained before parameter optimization processing is carried out, and the operation parameter data are compared and analyzed mutually and have a certain reference value; secondly, one steam ejector pump often sets up a plurality of measurement points and tests, and the randomness of collecting test data sequence causes that some important data lack the ageing, can not improve the accuracy of failure diagnosis.
Therefore, a system and a method for transmitting parameters of a steam jet pump based on AI0T are needed to solve the above problems.
Disclosure of Invention
The invention aims to provide a steam ejector pump parameter transmission system and method based on AI0T, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: an AI 0T-based vapor jet pump parameter delivery system, the system comprising: the device comprises a data acquisition module, a data management center, a measuring point data analysis module, a parameter transmission management module and an injection pump monitoring module, wherein the output end of the data acquisition module is connected with the input end of the data management center, the output end of the data management center is connected with the input end of the measuring point data analysis module, the output end of the measuring point data analysis module is connected with the input end of the parameter transmission management module, and the output end of the parameter transmission management module is connected with the input end of the injection pump monitoring module;
the data acquisition module is used for acquiring measuring point data required for fault diagnosis of the steam ejector pump and transmission data of parameters of the steam ejector pump;
storing all the collected data through the data management center;
the method comprises the steps that a measuring point data analysis module analyzes the synchronism of parameters of the steam ejector pumps of the same type and the importance degree of measuring points for fault diagnosis of the steam ejector pumps;
planning parameter transmission time of the steam ejector pumps of the same type and a collection sequence of parameters tested by the measuring points through the parameter transmission management module;
the operation of the steam ejector pump is monitored in real time through the ejector pump monitoring module, parameters are collected according to a planned sequence, and the parameters are transmitted to the terminal according to planned time.
Furthermore, the data acquisition module comprises a diagnostic data acquisition unit and a transmission time acquisition unit, and the output ends of the diagnostic data acquisition unit and the transmission time acquisition unit are connected with the input end of the data management center;
the diagnostic data acquisition unit is used for acquiring measuring point data required for diagnosing different types of faults of the steam ejector pump: the number of times of the parameters tested by the measuring points, which are called due to fault diagnosis, the number data of the times of the parameters tested by the measuring points, which are called and then processed, and the position data of the measuring points; the transmission time acquisition unit is used for acquiring parameter transmission time data set when parameters of the steam ejector pumps of the same type are transmitted in the past, and transmitting all the acquired data to the data management center.
Furthermore, the measuring point data analysis module comprises a receiving synchronous analysis unit and a fault diagnosis analysis unit, wherein the input ends of the receiving synchronous analysis unit and the fault diagnosis analysis unit are connected with the output end of the data management center;
the receiving synchronous analysis unit is used for calling parameter transmission time data of the same type of steam jet pumps and analyzing the synchronous degree of the parameters of the same type of steam jet pumps received by the terminal; the fault diagnosis analysis unit is used for calling measuring point data, analyzing the importance degree of different measuring points on the fault diagnosis of the steam ejector pump, and transmitting the analyzed transmission synchronization degree data and the measuring point importance degree data to the parameter transmission management module.
Further, the parameter transmission management module comprises a transmission time planning unit and a collection order optimization unit, wherein the input end of the transmission time planning unit is connected with the output end of the receiving synchronous analysis unit, and the input end of the collection order optimization unit is connected with the output end of the fault diagnosis analysis unit;
the transmission time planning unit is used for planning and setting transmission time for parameters of the same type of steam jet pumps; the collection sequence optimization unit is used for adjusting and optimizing the collection sequence of the parameters tested by each measuring point of the steam jet pump.
Furthermore, the ejector pump monitoring module comprises an operation monitoring unit and an operation parameter transmission unit, wherein the output end of the operation monitoring unit is connected with the input end of the operation parameter transmission unit, and the input end of the operation parameter transmission unit is connected with the output end of the collection sequence optimization unit;
the operation monitoring unit is used for monitoring in real time in the operation process of the steam ejector pump to obtain data tested by the testing point; the operation parameter transmission unit is used for collecting parameters tested by the measuring points according to the optimized sequence, transmitting the parameters of the steam ejector pumps of the same type to the terminal according to the planned transmission time after the transmission of the parameters tested by the measuring points is completed, analyzing the received parameters through the AIOT technology, and optimizing the parameters of the steam ejector pumps.
A steam ejector pump parameter transmission method based on AI0T includes the following steps:
s1: acquiring measuring point data required for fault diagnosis of the steam ejector pump and parameter transmission time data of the steam ejector pump of the same type set historically;
s2: analyzing the degree of synchronism of parameters of the steam ejector pumps of the same type received by the terminal;
s3: planning parameter transmission time of the same type of steam jet pump;
s4: analyzing the importance degree of different measuring points for diagnosing different types of faults, and optimizing the collection sequence of the parameters tested by the measuring points;
s5: and monitoring the operation of the steam ejector pump in real time, collecting parameters tested by the test points according to the optimized sequence, and transmitting the parameters of the steam ejector pump of the same type to a terminal according to the planned time after the parameters tested by all the test points are collected.
Further, in step S1: the number of the collected measuring points of one random steam injection pump is n, the measuring points obtain parameters through sensor testing, and historical data are collected: the collected number of times of parameter calling due to fault diagnosis of the point test is a = { a1, a2, …, An }, the collected number of times of parameter calling post-processing of the point test is B = { B1, B2, …, Bn }, when parameters of the same type of steam jet pump are transmitted simultaneously, the collected transmission time is T, and the time set of parameters received by the terminal is T = { T1, T2, …, tm }, wherein m represents the number of the same type of steam jet pump transmitting parameters simultaneously, in step S2: fitting a straight line to the data points { (1, T1-T), (2, T2-T), …, (m, tm-T) } by using a least square method, and obtaining a fitting function as follows: f (x) = E1 × x + E2, where E1 and E2 represent fitting coefficients, and E1 and E2 are calculated according to the following formulas, respectively:
calculating the synchronization degree W of the parameters of the same type of steam jet pump received by the terminal according to the following formula:
wherein,
，
and ti represents the time when the terminal receives the ith steam ejector pump parameter, and the threshold value of the synchronization degree is set to be W Threshold(s) Comparing W with W Threshold(s) : if W is less than or equal to W Threshold(s) The synchronous degree is high; if W>W Threshold(s) If the synchronous degree is low, the steam ejector pump with the low synchronous degree is screened out and the parameter transmission time is planned, the time for receiving the steam ejector pump parameters by the terminal is different, the receiving time is set to be a data point form, and the data points are fitted to quickly analyze the synchronous degree of the historical transmission parameters on the whole so as to quickly analyze the synchronous degree of the historical transmission parameters on the whole
For reference, the straight line after fitting is in [1, m ]]Within a range of
The enclosed area can obviously reflect the synchronous degree of parameter transmission, is beneficial to screening out the parameters needing to adjust the transmission time, and reduces the workload of time adjustment.
Further, in step S3: planning the parameter transmission time of the same type of steam jet pump with low synchronization degree: compare ti-T and
: if it is
The parameter transmission time of the steam ejector pump corresponding to ti is not adjusted; if it is
Delaying the parameter transmission time of the steam ejector pump corresponding to ti, wherein the delay time is as follows:
(ii) a If it is
And the parameter transmission time of the steam ejector pump corresponding to the ti is advanced, and the advanced time length is as follows:
。
further, in step S4: obtaining a time set t of the parameter tested by one random measuring point and processed after being called ’ ={t1 ’ ，t2 ’ ， …， ti ’ ，…，tk ’ And (5), wherein k = Bi, k represents the number of times of post-treatment of calling one measuring point at random, and the importance degree Gi of one measuring point at random for the integral fault diagnosis of the steam jet pump is calculated according to the following formula:
wherein n represents the number of the measuring points of one steam jet pump at random, Ai represents the number of times of parameters tested by one measuring point at random and called due to fault diagnosis, and ti ’ Representing the time length of the ith processing after the parameter tested by one random measuring point is called, obtaining the importance degree set of all measuring points for the integral fault diagnosis of the steam jet pump as G = { G1, G2, … and Gn } through the same calculation mode, arranging the importance degrees according to the sequence from small to large, and collecting the corresponding measuring points according to the arrangement sequenceThe tested parameters, in step S5: collecting parameters tested by measuring points preferentially according to an arrangement sequence, transmitting all parameters corresponding to the steam jet pump to a terminal according to planned time after the parameters tested by all measuring points of all the steam jet pumps of the same type are collected, analyzing the received parameters by AIOT technology, and optimizing the parameters of the steam jet pump, wherein for specific faults, the parameters required for diagnosis are different due to different related measuring points, the parameters tested by some measuring points can be directly used for diagnosis, the parameters tested by some measuring points can be used for diagnosing faults only after being processed, the data obtained and processed by the large data analysis measuring points is improved, the important degree of the measuring points for the integral fault diagnosis is judged, the important parameters tested by the important measuring points are collected after being placed to the measuring points with low important degree, the later collecting time is longer, the timeliness of the parameters is higher, and the timeliness of the important parameters tested by the measuring points is improved, the accuracy of fault diagnosis and parameter optimization is further improved.
Compared with the prior art, the invention has the following beneficial effects:
according to the method, the time data of the parameters received by the terminal are collected and analyzed, the time data are fitted, the synchronization degree of historical transmission parameters is quickly analyzed and reflected on the whole, the parameters needing to adjust the transmission time are screened out for planning and adjusting the transmission time of the parameters, and the workload of time adjustment is reduced on the premise of improving the synchronization of the transmission of the parameters of the steam ejector pump and improving the reference value of data analysis; the importance degree of the measuring points to the integral fault diagnosis is judged through big data analysis, and the collection sequence of the parameters tested by the measuring points is optimized: the parameters tested by the important measuring points are collected after being placed at the measuring points with low importance degree, so that the timeliness of the parameters tested by the important measuring points is improved, the accuracy of fault diagnosis and parameter optimization is further improved, the parameters of the steam injection pump are analyzed and optimized by using the AIOT technology, and the accuracy of parameter optimization is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a structural diagram of a steam ejector pump parameter transmission system based on AI0T according to the invention;
fig. 2 is a flow chart of a steam ejector pump parameter transmission method based on AI0T according to the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Referring to fig. 1-2, the present invention provides a technical solution: a steam ejector pump parameter transmission system based on AI0T, the system includes: the output end of the data acquisition module is connected with the input end of the data management center, the output end of the data management center is connected with the input end of the measuring point data analysis module, the output end of the measuring point data analysis module is connected with the input end of the parameter transmission management module, and the output end of the parameter transmission management module is connected with the input end of the ejector pump monitoring module;
acquiring measuring point data required for fault diagnosis of the steam ejector pump and transmission data of parameters of the steam ejector pump by a data acquisition module;
storing all the collected data through a data management center;
analyzing and receiving the synchronism of parameters of the same type of steam ejector pump and the importance degree of a measuring point on the fault diagnosis of the steam ejector pump through a measuring point data analysis module;
planning parameter transmission time of the steam ejector pumps of the same type and a collection sequence of parameters tested by the measuring points through a parameter transmission management module;
the operation of the steam ejector pump is monitored in real time through the ejector pump monitoring module, parameters are collected according to a planned sequence, and the parameters are transmitted to the terminal according to planned time.
The data acquisition module comprises a diagnostic data acquisition unit and a transmission time acquisition unit, and the output ends of the diagnostic data acquisition unit and the transmission time acquisition unit are connected with the input end of the data management center;
the diagnosis data acquisition unit is used for acquiring measuring point data required for diagnosing different types of faults of the steam ejector pump: the number of times of the parameters tested by the measuring points, which are called due to fault diagnosis, the number data of the times of the parameters tested by the measuring points, which are called and then processed, and the position data of the measuring points; the transmission time acquisition unit is used for acquiring parameter transmission time data set when parameters of the steam ejector pumps of the same type are transmitted in the past, and transmitting all the acquired data to the data management center.
The measuring point data analysis module comprises a receiving synchronous analysis unit and a fault diagnosis analysis unit, and the input ends of the receiving synchronous analysis unit and the fault diagnosis analysis unit are connected with the output end of the data management center;
the receiving synchronization analysis unit is used for calling parameter transmission time data of the same type of steam jet pump and analyzing the synchronization degree of the parameters of the same type of steam jet pump received by the terminal; the fault diagnosis analysis unit is used for calling the measuring point data, analyzing the importance degree of different measuring points on the fault diagnosis of the steam ejector pump, and transmitting the analyzed transmission synchronization degree data and the measuring point importance degree data to the parameter transmission management module.
The parameter transmission management module comprises a transmission time planning unit and a collection sequence optimization unit, wherein the input end of the transmission time planning unit is connected with the output end of the receiving synchronous analysis unit, and the input end of the collection sequence optimization unit is connected with the output end of the fault diagnosis analysis unit;
the transmission time planning unit is used for planning and setting transmission time for parameters of the same type of steam jet pumps; the collection sequence optimization unit is used for adjusting and optimizing the collection sequence of the parameters tested by each testing point of the steam jet pump.
The injection pump monitoring module comprises an operation monitoring unit and an operation parameter transmission unit, wherein the output end of the operation monitoring unit is connected with the input end of the operation parameter transmission unit, and the input end of the operation parameter transmission unit is connected with the output end of the collection sequence optimization unit;
the operation monitoring unit is used for monitoring in real time in the operation process of the steam ejector pump to obtain data tested by the testing points; the operation parameter transmission unit is used for collecting parameters tested by the measuring points according to the optimized sequence, transmitting the parameters of the steam ejector pumps of the same type to the terminal according to the planned transmission time after the transmission of the parameters tested by the measuring points is completed, analyzing the received parameters through the AIOT technology, optimizing the parameters of the steam ejector pumps, and analyzing and optimizing the parameters of the steam ejector pumps by utilizing the AIOT technology, so that the accuracy of parameter optimization is improved.
A steam ejector pump parameter transmission method based on AI0T includes the following steps:
s1: acquiring measuring point data required for fault diagnosis of the steam ejector pump and parameter transmission time data of the steam ejector pump of the same type set historically;
s2: analyzing the degree of synchronism of parameters of the steam ejector pumps of the same type received by the terminal;
s3: planning parameter transmission time of the same type of steam jet pump;
s4: analyzing the importance degree of different measuring points for diagnosing different types of faults, and optimizing the collection sequence of the parameters tested by the measuring points;
s5: and monitoring the operation of the steam ejector pump in real time, collecting parameters tested by the test points according to the optimized sequence, and transmitting the parameters of the steam ejector pump of the same type to a terminal according to the planned time after the parameters tested by all the test points are collected.
In step S1: the number of the collected measuring points of one random steam injection pump is n, the measuring points obtain parameters through sensor testing, and historical data are collected: the collected number of times of parameter calling due to fault diagnosis of the point test is a = { a1, a2, …, An }, the collected number of times of parameter calling post-processing of the point test is B = { B1, B2, …, Bn }, when parameters of the same type of steam jet pump are transmitted simultaneously, the collected transmission time is T, and the time set of parameters received by the terminal is T = { T1, T2, …, tm }, wherein m represents the number of the same type of steam jet pump transmitting parameters simultaneously, in step S2: fitting a straight line to the data points { (1, T1-T), (2, T2-T), …, (m, tm-T) } by using a least square method to obtain a fitting function as follows: f (x) = E1 × x + E2, where E1 and E2 represent fitting coefficients, and E1 and E2 are calculated according to the following formulas, respectively:
calculating the synchronization degree W of the parameters of the same type of steam jet pump received by the terminal according to the following formula:
wherein,
，
and ti represents the time when the terminal receives the ith steam ejector pump parameter, and the threshold value of the synchronization degree is set to be W Threshold(s) Comparing W with W Threshold(s) : if W is less than or equal to W Threshold(s) The synchronous degree is high; if W>W Threshold(s) And if the synchronous degree is low, screening out the steam jet pump with low synchronous degree, planning parameter transmission time, screening out the parameters needing to adjust the transmission time, and reducing the workload of time adjustment.
In step S3: planning the parameter transmission time of the same type of steam jet pump with low synchronization degree: compare ti-T and
: if it is
Without adjusting the parameter transmission of the steam jet pump corresponding to tiThe input time; if it is
Delaying the parameter transmission time of the steam ejector pump corresponding to ti, wherein the delay time is as follows:
(ii) a If it is
And the parameter transmission time of the steam ejector pump corresponding to the ti is advanced, and the advanced time length is as follows:
the parameter transmission time with low synchronization degree is planned and adjusted, so that the data receiving synchronization is improved, and the reference value of data analysis is increased.
In step S4: obtaining a time set t of the parameter tested by one random measuring point and processed after being called ’ ={t1 ’ ，t2 ’ ， …， ti ’ ，…，tk ’ And (5), wherein k = Bi, k represents the number of times of post-treatment of calling one measuring point at random, and the importance degree Gi of one measuring point at random for the integral fault diagnosis of the steam jet pump is calculated according to the following formula:
wherein n represents the number of the measuring points of one steam jet pump at random, Ai represents the number of times of parameters tested by one measuring point at random and called due to fault diagnosis, and ti ’ Representing the time length of the ith processing after the parameter tested at a random measuring point is called, obtaining the importance degree set of all measuring points for the integral fault diagnosis of the steam jet pump by the same calculation mode, wherein the importance degree set is G = { G1, G2, … and Gn }, arranging the importance degrees in a descending order, collecting the parameters tested at the corresponding measuring points according to the arrangement order, and in the step S5: collecting the parameters tested by the testing points according to the sequence preferentially, and collecting the parameters in all phasesAfter the parameters tested by all the measuring points of the steam injection pump of the same type are collected, all the parameters corresponding to the steam injection pump are transmitted to a terminal according to the planned time, the received parameters are analyzed through the AIOT technology, and the parameters of the steam injection pump are optimized, so that the timeliness of the parameters tested by the important measuring points is improved, and the accuracy of fault diagnosis and parameter optimization is further improved.
The first embodiment is as follows: collecting historical data: when parameters of the same type of steam jet pump are transmitted simultaneously, the transmission time is acquired as T = 12: 00, the time set of parameters received by the terminal is t = { t1, t2, t3} = { 12: 10, 12: 20, 12: 05, fitting a straight line to the data points { (1, 10), (2, 20), (3, 5) } by using a least square method to obtain a fitting function as follows: f (x) = E1 x + E2, according to formula
And
calculate E1 and E2, respectively: e1= -2.5, E2=17, according to formula
The method comprises the steps that the synchronization degree W =2.5 of parameters of the same type of steam jet pump received by a computing terminal is calculated, and the threshold value of the synchronization degree is set to be W Threshold(s) =1, compare W and W Threshold(s) ：W>W Threshold(s) It is said that the degree of synchronization is low, and the transmission time needs to be planned: compare ti-T and
：
，
delaying the parameter transmission time of the steam injection pump corresponding to t1 and t3, wherein the delay time length is respectively as follows: 2 minutes and 7 minutes;
and the parameter transmission time of the steam jet pump corresponding to the t2 is advanced, and the advanced time length is as follows: 8 minutes;
example two: the number of the collected measuring points of one random steam jet pump is n =3, the measuring points obtain parameters through sensor testing, the number of times of calling the parameters tested by the measuring points due to fault diagnosis is A = { A1, A2, A3} = {5, 2, 8}, the number of times of calling and post-processing the measuring points is B = { B1, B2, B3} = {3, 2, 6}, and the time set of calling and post-processing the first measuring point is t ’ ={t1 ’ ，t2 ’ ，t3 ’ } = {20, 10, 30}, unit: minute according to the formula
Calculating the importance degree G1=1.8 of the first measuring point to the overall fault diagnosis of the steam ejector pump, obtaining the importance degree set of all measuring points to the overall fault diagnosis of the steam ejector pump by the same calculation mode as G = { G1, G2, G3} = {1.8, 2.3, 0.6}, and arranging the importance degrees in the order from small to large: and sequentially collecting parameters tested by the second, first and third test points.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a steam ejector pump parameter transmission system based on AI0T which characterized in that: the system comprises: the device comprises a data acquisition module, a data management center, a measuring point data analysis module, a parameter transmission management module and an injection pump monitoring module, wherein the output end of the data acquisition module is connected with the input end of the data management center, the output end of the data management center is connected with the input end of the measuring point data analysis module, the output end of the measuring point data analysis module is connected with the input end of the parameter transmission management module, and the output end of the parameter transmission management module is connected with the input end of the injection pump monitoring module;
the data acquisition module is used for acquiring measuring point data required for fault diagnosis of the steam ejector pump and transmission data of parameters of the steam ejector pump;
storing all the collected data through the data management center;
the method comprises the steps that a measuring point data analysis module analyzes the synchronism of parameters of the steam ejector pumps of the same type and the importance degree of measuring points for fault diagnosis of the steam ejector pumps;
planning parameter transmission time of the steam ejector pumps of the same type and a collection sequence of parameters tested by the measuring points through the parameter transmission management module;
the operation of the steam ejector pump is monitored in real time through the ejector pump monitoring module, parameters are collected according to a planned sequence, and the parameters are transmitted to the terminal according to planned time.
2. The AI 0T-based steam ejector pump parameter delivery system of claim 1, wherein: the data acquisition module comprises a diagnostic data acquisition unit and a transmission time acquisition unit, and the output ends of the diagnostic data acquisition unit and the transmission time acquisition unit are connected with the input end of the data management center;
the diagnostic data acquisition unit is used for acquiring measuring point data required for diagnosing different types of faults of the steam ejector pump: the number of times of the parameters tested by the measuring points, which are called due to fault diagnosis, the number data of the times of the parameters tested by the measuring points, which are called and then processed, and the position data of the measuring points; the transmission time acquisition unit is used for acquiring parameter transmission time data set when parameters of the steam ejector pumps of the same type are transmitted in the past, and transmitting all the acquired data to the data management center.
3. The AI 0T-based steam ejector pump parameter delivery system of claim 1, wherein: the measuring point data analysis module comprises a receiving synchronous analysis unit and a fault diagnosis analysis unit, wherein the input ends of the receiving synchronous analysis unit and the fault diagnosis analysis unit are connected with the output end of the data management center;
the receiving synchronous analysis unit is used for calling parameter transmission time data of the same type of steam jet pump and analyzing the synchronous degree of the parameters of the same type of steam jet pump received by the terminal; the fault diagnosis analysis unit is used for calling measuring point data, analyzing the importance degree of different measuring points on the fault diagnosis of the steam ejector pump, and transmitting the analyzed transmission synchronization degree data and the measuring point importance degree data to the parameter transmission management module.
4. The AI 0T-based steam ejector pump parameter delivery system of claim 3, wherein: the parameter transmission management module comprises a transmission time planning unit and a collection sequence optimization unit, wherein the input end of the transmission time planning unit is connected with the output end of the receiving synchronous analysis unit, and the input end of the collection sequence optimization unit is connected with the output end of the fault diagnosis analysis unit;
the transmission time planning unit is used for planning and setting transmission time for parameters of the same type of steam jet pumps; the collection sequence optimization unit is used for adjusting and optimizing the collection sequence of the parameters tested by each measuring point of the steam jet pump.
5. The AI 0T-based steam ejector pump parameter delivery system of claim 4, wherein: the injection pump monitoring module comprises an operation monitoring unit and an operation parameter transmission unit, wherein the output end of the operation monitoring unit is connected with the input end of the operation parameter transmission unit, and the input end of the operation parameter transmission unit is connected with the output end of the collection sequence optimization unit;
the operation monitoring unit is used for monitoring in real time in the operation process of the steam ejector pump to obtain data tested by the testing point; the operation parameter transmission unit is used for collecting parameters tested by the measuring points according to the optimized sequence, transmitting the parameters of the steam ejector pumps of the same type to the terminal according to the planned transmission time after the transmission of the parameters tested by the measuring points is completed, analyzing the received parameters through the AIOT technology, and optimizing the parameters of the steam ejector pumps.
6. A steam ejector pump parameter transmission method based on AI0T is characterized in that: the method comprises the following steps:
s1: acquiring measuring point data required for fault diagnosis of the steam ejector pump and parameter transmission time data of the steam ejector pump of the same type set historically;
s2: analyzing the degree of synchronism of parameters of the steam ejector pumps of the same type received by the terminal;
s3: planning parameter transmission time of the same type of steam jet pump;
s4: analyzing the importance degree of different measuring points for diagnosing different types of faults, and optimizing the collection sequence of the parameters tested by the measuring points;
s5: and monitoring the operation of the steam ejector pump in real time, collecting parameters tested by the test points according to the optimized sequence, and transmitting the parameters of the steam ejector pump of the same type to a terminal according to the planned time after the parameters tested by all the test points are collected.
7. The AI 0T-based steam ejector pump parameter transmission method of claim 6, wherein: in step S1: the number of the collected measuring points of one random steam injection pump is n, the measuring points obtain parameters through sensor testing, and historical data are collected: the collected number of times of parameter calling due to fault diagnosis of the point test is a = { a1, a2, …, An }, the collected number of times of parameter calling post-processing of the point test is B = { B1, B2, …, Bn }, when parameters of the same type of steam jet pump are transmitted simultaneously, the collected transmission time is T, and the time set of parameters received by the terminal is T = { T1, T2, …, tm }, wherein m represents the number of the same type of steam jet pump transmitting parameters simultaneously, in step S2: fitting a straight line to the data points { (1, T1-T), (2, T2-T), …, (m, tm-T) } by using a least square method to obtain a fitting function as follows: f (x) = E1 × x + E2, where E1 and E2 represent fitting coefficients, and E1 and E2 are calculated according to the following formulas, respectively:
calculating the synchronization degree W of the parameters of the same type of steam jet pump received by the terminal according to the following formula:
wherein,
，
and ti represents the time when the terminal receives the ith steam ejector pump parameter, and the threshold value of the synchronization degree is set to be W Threshold(s) Comparing W with W Threshold(s) : if W is less than or equal to W Threshold(s) The synchronous degree is high; if W>W Threshold(s) And if the synchronous degree is low, screening the steam jet pump with the low synchronous degree and planning the parameter transmission time.
8. The AI 0T-based steam ejector pump parameter transmission method of claim 7, wherein: in step S3: planning the parameter transmission time of the same type of steam jet pump with low synchronization degree: compare ti-T and
: if it is
The parameter transmission time of the steam ejector pump corresponding to ti is not adjusted; if it is
Delaying the parameter transmission time of the steam ejector pump corresponding to ti, wherein the delay time is as follows:
(ii) a If it is
And the parameter transmission time of the steam ejector pump corresponding to the ti is advanced, and the advanced time length is as follows:
。
9. the AI 0T-based steam ejector pump parameter transmission method of claim 6, wherein: in step S4: obtaining a time set t of the parameter tested by one random measuring point and processed after being called ’ ={t1 ’ ，t2 ’ ，…，…， ti ’ ，…，tk ’ And (5), wherein k = Bi, k represents the number of times of post-treatment of calling one measuring point at random, and the importance degree Gi of one measuring point at random for the integral fault diagnosis of the steam jet pump is calculated according to the following formula:
wherein n represents the number of the measuring points of one steam jet pump at random, Ai represents the number of times of parameters tested by one measuring point at random and called due to fault diagnosis, and ti ’ Representing the ith time after the parameter tested by one test point is calledThe processing duration is obtained through the same calculation mode, the importance degree set of all the measuring points for the overall fault diagnosis of the steam jet pump is G = { G1, G2, …, Gn }, the importance degrees are arranged in the order from small to large, parameters tested by the corresponding measuring points are collected according to the arrangement order, and in step S5: and preferentially collecting parameters tested by the test points according to the arrangement sequence, transmitting all parameters of the corresponding steam injection pump to a terminal according to the planned time after the parameters tested by all the test points of all the steam injection pumps of the same type are collected, analyzing the received parameters through an AIOT technology, and optimizing the parameters of the steam injection pump.
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