CN104656050B - A kind of labor-saving Watthour meter remote monitoring, diagnosing method - Google Patents

A kind of labor-saving Watthour meter remote monitoring, diagnosing method Download PDF

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CN104656050B
CN104656050B CN201510073878.2A CN201510073878A CN104656050B CN 104656050 B CN104656050 B CN 104656050B CN 201510073878 A CN201510073878 A CN 201510073878A CN 104656050 B CN104656050 B CN 104656050B
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electric energy
data
phase
electricity
failure
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CN104656050A (en
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庄重
熊政
高晓雷
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Changzhou Jintan Jinneng Power Co ltd
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State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Changzhou Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
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Priority to CN201210420980.1A priority patent/CN102928809B/en
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Abstract

The present invention provides a kind of labor-saving Watthour meter remote monitoring, diagnosing method, used in monitoring diagnosis system include power information acquisition system, the communication server, data collection and analysis server, database server, traffic information services device, Web server, workstation computer and data/address bus;Power information acquisition system passes through the communication server and data collection and analysis server transmission data;Data collection and analysis server, database server, traffic information services device, Web server and workstation computer are electrically connected by data bus signal.Monitoring, diagnosing method includes mainly data acquisition, data call, analyzing processing, fault alarm and need to remedy information about power output.The present invention improves the promptness of electric energy metering device fault discovery and processing, is conducive to the electrical energy measurement monitoring for improving power supply unit and management level, reduces electric quantity compensating dispute, saves a large amount of manpower and materials, improving working efficiency and drop damage synergy.

Description

A kind of labor-saving Watthour meter remote monitoring, diagnosing method
It is on October 29th, 2012 that present patent application, which is application No. is the 201210420980.1, applying date, entitled The divisional application of the application for a patent for invention of " Watthour meter remote monitoring diagnosis system and its working method ".
Technical field
The present invention relates to power supply measure monitor technical fields, and in particular to a kind of to electric energy metering device operation conditions Carry out the system and its working method of long-range monitoring analyzing and diagnosing.
Background technology
The electric energy metering device at power consumer scene generally includes mutual inductor, secondary circuit and electric energy meter.Thus, it is common Electric energy metering device failure includes correspondingly mulual inductor malfunction, secondary circuit failure and electrical energy meter fault.Mulual inductor malfunction is general For a certain phase mutual inductor turn-to-turn short circuit, mutual inductor high voltage fuse break, mutual inductor zero curve does not connect;Secondary circuit failure is usually to connect Line mistake, current transformer loop multiple grounding, secondary line disconnect and secondary line broken skin causes shunting etc.;Electrical energy meter fault is common Have stop walking, clock of power meter is inaccurate, electric energy meter backward walking, register combined error, memory are disorderly, the damage of electric energy meter phase original paper And battery exceeds the time limit.In addition, overcurrent caused by also load is more than mutual inductor, the electric energy meter upper limit caused by human factor, Shunting, decompression and the electric energy meter electricity registration caused by the setting of change electric energy meter and memory number are improper caused by stealing Change etc..
Human factor and most electric energy metering device failures can lead to the metering misalignment of electricity consumption, cause subsequent Computed quantity of electricity remedies work, or even electricity is caused to push away benefit dispute.Have now been found that the hand of the electric energy metering device exception information of user Section relies primarily on manual site's verification, and manual site's check-verifying period is at least 3 months, the time too long confirmation to wrong electric energy with It remedies and causes difficulty;Field-checking needs user to provide cooperation, and is difficult that scene is found the subjectivity breach of electricity of user or stolen Electric situation;Manual site's verification simultaneously is taken a lot of work laborious.Currently, the popularization with the structure, intelligent electric meter of intelligent grid and technology Continuous development, the progress of the data of electric energy metering device is acquired in real time, remotely the electric energy metering device of user is monitored, Possibility is diagnosed and is treated as in real time to the exception information of appearance.It is Publication No. CN 101162264A, entitled The Chinese patent literature of " long-range check monitoring system " proposes one kind by telecommunication to electrical energy measurement Device carries out remote verification and monitors system, but it is to the various failures of electric energy metering device, artificial stealing and to electrical energy measurement The determination method of the failure of device and remedy it is unknown described in the method for electricity.
Invention content
The purpose of the present invention is:It overcomes the deficiencies of the prior art and provide a kind of for power consumer field electric energy measurement The operation conditions of device carries out monitoring in real time and to the abnormal conditions such as electric energy metering device failure and stealing and alarm and to needing The electricity to be remedied provides the labor-saving Watthour meter remote monitoring, diagnosing method of aid decision.
The technical scheme is that:Watthour meter remote monitoring diagnosis system of the present invention, structure Feature is:Including power information acquisition system, the communication server, data collection and analysis server, database server, business Information server, Web server, workstation computer and data/address bus;Above-mentioned power information acquisition system is that one kind is used for The information acquisition system of the electricity consumption of acquisition power consumer and electric energy metering device electric parameter and logout in real time;Communication Server is a kind of communication-diversion services device;Data collection and analysis server is implanted with data collection software system and analysis in being The server of diagnosing software system;Database server is the clothes for storing electric energy metering device real time data and analyzing and determining threshold values Business device;The analytical judgment threshold values of the above-mentioned electric energy metering device being stored in database server includes disconnected phase, decompression, mistake Stream, overvoltage, overcurrent, Voltage unbalance, current imbalance, ammeter clock is abnormal, ammeter programming is abnormal, active combined error is different Often, idle combined error is abnormal, user's stopping electricity consumption, power factor is too low, electricity consumption reduces extremely and electricity consumption increases extremely Long analytical judgment threshold values;Traffic information services device is the server for being stored with power consumer archive information;Above-mentioned archives letter Breath includes power consumer application capacity, pause electricity consumption, the rated current of electric energy metering device, rated voltage parameter;Web server For the interior server for being implanted with Web application subsystems;Workstation computer is to be arranged to provide operation circle to the user in monitoring center It face and shows fault alarm and remedies the PC machine of electricity number information;
Above-mentioned power information acquisition system is connected with communication server wireless communication;The communication server and data collection and Analysis server communication electrical connection;Data collection and analysis server, database server, traffic information services device, Web service Device and workstation computer are electrically connected by the mutual signal of data/address bus;
Above-mentioned power information acquisition system includes special transformer terminals, centralized automatic meter-reading terminal and RS485 intelligent electric energy meters;It concentrates Meter reading terminal, special transformer terminals and RS485 intelligent electric energy meters communicate to connect;Centralized automatic meter-reading terminal and special transformer terminals pass through GPRS network It is communicated to connect with the above-mentioned communication server;The quantity of above-mentioned special transformer terminals, centralized automatic meter-reading terminal and RS485 intelligent electric energy meters It is arranged according to actual needs.
A kind of labor-saving electric energy metering device implemented by above-mentioned Watthour meter remote monitoring diagnosis system Remote monitoring and diagnosis method, includes the following steps:
1. the operation data that power information acquisition system acquires power consumer electric energy meter in real time is transferred to through the communication server Data collection and analysis server;Data collection and analysis server is passed through the information of reception by its data collection software system Data bus transmission is stored to database server;The operation data of above-mentioned electric energy meter includes electricity consumption, voltage, electric current, has Work(electricity and at times electricity, peak/flat/paddy day part be active/capacity of idle power and information about power, power factor, in real time at times Active/reactive power, active energy, clock information, programmed events information, logout information;Wherein to the voltage of electric energy meter It is acquired with electric current split-phase;
2. data collection and analysis server calls database service by its analyzing and diagnosing software systems through data/address bus The electric energy metering device real time data and analytical judgment threshold values of device storage and the archive information number of traffic information services device storage According to;
The data of data collection and analysis server calls include real-time voltage, current data and the electricity of electric energy metering device Pressure, the rated voltage and rated current data of current threshold and electric energy metering device;
3. data collection and analysis server by its analyzing and diagnosing software systems to the real time data of electric energy metering device, It analyzes and determines that threshold values and archive information carry out integrated treatment analysis, judges whether each real time data is more than its corresponding threshold values; If being less than threshold values, judgement electric energy metering device is working properly;If being more than threshold values, first determine whether to need to calculate to remedy electricity Failure:If so, calculating electricity more positive coefficient automatically and after calculating the electricity number that need to be remedied, by the electricity number that need to be remedied together with Failure title and warning message are through data bus transmission to workstation computer;If it is not, then failure title and warning message are passed through Data bus transmission is to workstation computer;
If certain phase voltage of a certain electric energy metering device is less than 60% rated voltage, while load current is specified less than 0.5% Electric current, and the duration, more than 1 minute, data collection and analysis server judges that open phase fault occurs for the electric energy metering device; Then open phase fault is judged for electricity failure need to be remedied;Subsequently determine that the open phase fault of generation is a disconnected phase, two-phase or three-phase event Barrier:Such as it is determined as an only disconnected phase fault, will need to remedies and copy the 1/2 electricity number for seeing electricity number together with failure title and warning message biography It is defeated by workstation computer;Such as it is determined as disconnected phase to phase fault, will need to remedies and copy 2 times of electricity numbers for seeing electricity number together with failure title It is transferred to workstation computer with warning message;Such as it is determined as three-phase disconnected failure entirely, then output should be by manually being chased after by actual conditions It mends information about power and is transferred to workstation computer together with failure title and warning message;
If certain phase current of a certain electric energy metering device is more than 0.5% rated current, voltage is less than 78% rated voltage, and holds The continuous time is more than 1 minute, and data collection and analysis server judges that no-voltage fault occurs for the electric energy metering device;Then judgement is lost Pressure failure is that need to remedy electricity failure;Subsequently determine that the no-voltage fault of generation is a phase decompression, two-phase decompression or three-phase pressure loss event Barrier:Such as it is determined as a phase no-voltage fault, will need to remedies and copy the 1/2 electricity number for seeing electricity number together with failure title and warning message biography It is defeated by workstation computer;Such as it is determined as two-phase no-voltage fault, will need to remedies and copy 2 times of electricity numbers for seeing electricity number together with failure name Claim and warning message is transferred to workstation computer;Such as it is determined as three-phase pressure loss failure, then output should be by manually pressing actual conditions It remedies information about power and is transferred to workstation computer together with failure title and warning message;
If the three-phase voltage of a certain electric energy metering device is all higher than any phase or two-phase in 60% rated voltage, three-phase current It is more than 5% rated current less than 0.5% rated current and other phase line load currents, and the duration is more than 1 minute, data collection Judge that defluidization failure occurs for the electric energy metering device with Analysis server;Then defluidization failure is judged for electricity failure need to be remedied; Subsequently determine that the defluidization failure of generation is a phase defluidization, two-phase defluidization or three-phase defluidization failure:Such as it is determined as a phase defluidization failure, It will need to remedy and copy the 1/2 electricity number for seeing electricity number and be transferred to workstation computer together with failure title and warning message;Such as judgement For two-phase defluidization failure, it will need to remedy and copy 2 times of electricity numbers for seeing electricity number and be transferred to work together with failure title and warning message It stands computer;Such as it is determined as three-phase defluidization failure, then output should be by manually remedying information about power together with failure name by actual conditions Claim and warning message is transferred to workstation computer.
Further embodiment is:Above-mentioned steps 2. in the data of data collection and analysis server calls include electrical energy measurement The real-time voltage data and threshold voltage of device and the nominal voltage data of electric energy metering device;
Above-mentioned step 3. in, data collection and analysis server is by the voltage real time data of electric energy metering device and its phase The threshold values and nominal voltage data answered carry out analyzing processing:If certain phase voltage of a certain electric energy metering device is more than 120% volume Constant voltage, data collection and analysis server judge that over-voltage fault occurs for the electric energy metering device, and judge that over-voltage fault is non- Remedy electricity failure;Output failure title and warning message are transferred to workstation computer.
Further embodiment is:Above-mentioned steps 2. in the data of data collection and analysis server calls include electrical energy measurement The real-time current data and current threshold of device and the rated current data of electric energy metering device;
Above-mentioned step 3. in, data collection and analysis server is by the real-time current data of electric energy metering device and its phase The threshold values and rated current data answered carry out analyzing processing:If certain phase current of a certain electric energy metering device is more than 120% volume Constant current, data collection and analysis server judge that over current fault occurs for the electric energy metering device, and judge that over current fault is non- Remedy electricity failure;Output failure title and warning message are transferred to workstation computer.
Further embodiment is:Above-mentioned steps 2. in the data of data collection and analysis server calls include electrical energy measurement The real-time voltage data and threshold voltage of device and the nominal voltage data of electric energy metering device;
Above-mentioned step 3. in, data collection and analysis server is by the real-time voltage data of electric energy metering device and its phase The threshold values and nominal voltage data answered carry out analyzing processing:If any phase or two in the three-phase voltage of a certain electric energy metering device Phase voltage exceeds ± 30% rated voltage, and data collection and analysis server judges that Voltage unbalance occurs for the electric energy metering device Failure, and judge that Voltage unbalance failure remedies electricity failure to be non-;Output failure title and warning message are transferred to work station Computer.
Further embodiment is:Above-mentioned steps 2. in the data of data collection and analysis server calls include electrical energy measurement The real-time current data and current threshold of device and the rated current data of electric energy metering device;
Above-mentioned step 3. in, data collection and analysis server is by the real-time current data of electric energy metering device and its phase The threshold values and rated current data answered carry out analyzing processing:If any phase or two in the three-phase current of a certain electric energy metering device Phase current exceeds ± 30% rated current, and data collection and analysis server judges that current imbalance occurs for the electric energy metering device Failure, and Cutoff current imbalance fault remedies electricity failure to be non-;Output failure title and warning message are transferred to work station Computer.
Further embodiment is:Above-mentioned steps 2. in the data of data collection and analysis server calls include electrical energy measurement The active energy and peak of device/flat/paddy day part active energy and its threshold values is analyzed and determined accordingly;
Above-mentioned step 3. in, data collection and analysis server is by the active energy of electric energy metering device and the electric energy meter Peak/flat/paddy day part the active energy and its respective thresholds for measuring device carry out analyzing processing:If a certain electric energy metering device has The error of work(electricity and the sum of Qi Feng/flat/paddy day part active energy is more than 1 kwh, the judgement of data collection and analysis server Active combined error failure occurs for the electric energy metering device, and judges that active combined error failure remedies electricity failure to be non-;It is defeated The title that is out of order and warning message are transferred to workstation computer.
Further embodiment is:It is above-mentioned its 2. in the data of data collection and analysis server calls include electrical energy measurement dress The capacity of idle power and peak set/flat/paddy day part capacity of idle power and its threshold values is analyzed and determined accordingly;
Above-mentioned step 3. in, data collection and analysis server is by the capacity of idle power of electric energy metering device and the electric energy meter Peak/flat/paddy day part the capacity of idle power and its respective thresholds for measuring device carry out analyzing processing:If the nothing of a certain electric energy metering device Work(electricity and the error of the sum of Qi Feng/flat/paddy day part capacity of idle power are more than 1 kilovar-hour, and data collection and analysis server is sentenced Idle combined error failure occurs for the fixed electric energy metering device, and judges that idle combined error failure remedies electricity failure to be non-; Output failure title and warning message are transferred to workstation computer.
Further embodiment is:Above-mentioned steps 2. in the data of data collection and analysis server calls include electrical energy measurement The power factor of device and its threshold values is analyzed and determined accordingly;
Above-mentioned step 3. in, data collection and analysis server is its corresponding by the power factor of electric energy metering device Analyze and determine that threshold values carries out analyzing processing:If any phase or two-phase monthly average power factor of a certain electric energy metering device are less than 0.5, data collection and analysis server judges that the too low failure of power factor occurs for the electric energy metering device, and judges power factor (PF) Too low failure remedies electricity failure to be non-;Output failure title and warning message are transferred to workstation computer.
Further embodiment is:Above-mentioned steps 2. in the data of data collection and analysis server calls include electrical energy measurement The electricity consumption data and electricity consumption of device are reduced extremely, electricity consumption abnormal growth analyzes and determines threshold values;
Above-mentioned step 3. in, data collection and analysis server is by electricity consumption in electric energy metering device this collection period Data carry out analyzing processing with last time electricity consumption data and corresponding decision threshold:If this electricity consumption of a certain electric energy metering device Amount reduced by more than 50% compared to last time, and data collection and analysis server judges that the electric energy metering device electricity consumption is reduced extremely;If This copies and sees that electricity consumption grew beyond 100% compared to last time a certain electric energy metering device, and the judgement of data collection and analysis server should Electric energy metering device electricity consumption abnormal growth;And judgement electricity consumption reduces extremely and electricity consumption abnormal growth failure remedies electricity to be non- Measure failure;Data collection and analysis server exports corresponding warning message and is transferred to workstation computer.
Further embodiment is:Above-mentioned steps 2. in the data of data collection and analysis server calls include electrical energy measurement The clock information and clock threshold values of device, clock threshold values namely standard time clock value;
Above-mentioned step 3. in, data collection and analysis server is by the clock information of electric energy metering device and clock threshold values Carry out analyzing processing:If the clocking error of a certain electric energy metering device is more than 5 minutes, the judgement of data collection and analysis server should Clock abnormal failure occurs for electric energy metering device, and judges that clock abnormal failure remedies electricity failure to be non-;Export failure title It is transferred to workstation computer with warning message.
Further embodiment is:Above-mentioned steps 2. in the data of data collection and analysis server calls include electrical energy measurement The programmed events information of device;
Above-mentioned step 3. in, data collection and analysis server is by the programmed events information of electric energy metering device and its phase The threshold values answered carries out analyzing processing:If the programming number of a certain electric energy metering device is more than 1 time, data collection and analysis server Judge that programming abnormal failure occurs for the electric energy metering device, and judges that programming abnormal failure remedies electricity failure to be non-;Output event Barrier title and warning message are transferred to workstation computer.
The present invention has the effect of positive:(1)Watthour meter remote monitoring diagnosis system of the present invention is logical The related data of acquisition power consumer electric energy metering device operation is crossed, it is automatic to judge break phase, decompression, defluidization, overvoltage, overcurrent, electricity Pressure imbalance, current imbalance, active combined error are abnormal, idle combined error is abnormal, power factor is too low, electricity consumption is abnormal The failure of the electric energy metering devices such as reduction, electricity consumption abnormal growth, ammeter clock exception, ammeter programming exception, automatic output event Barrier title and warning message simultaneously export the electricity number that need to be remedied automatically simultaneously to the failure for needing calculating to remedy electricity, by a relatively large margin Ground improves the promptness of electric energy metering device fault discovery and processing, improves electric energy measuring management level, can be significantly The economic loss for reducing electric quantity compensating dispute, reducing electric company, improves power supply enterprise's economic benefit and management modernization is horizontal. (2)The monitoring, diagnosing method of the present invention replaces traditional manual site's fault detect verification and artificial calculating to remedy the works such as electricity Make, save a large amount of manpower and materials, alleviate labor intensity, improve work efficiency, is conducive to drop damage synergy.
Description of the drawings
Fig. 1 is the structural schematic diagram of Watthour meter remote monitoring diagnosis system of the present invention;
Fig. 2 is the structural schematic diagram of the power information acquisition system in Fig. 1, itself and the communication in Fig. 1 are also shown in figure The wireless communication connection relation of server;
Fig. 3 is the flow chart of the present invention.
Reference numeral in above-mentioned attached drawing is as follows:
Power information acquisition system 1, the communication server 2, data collection and analysis server 3, database server 4, industry Business information server 5, Web server 6, workstation computer 7, data/address bus 8.
Specific implementation mode
(Embodiment 1)
See that Fig. 1, the labor-saving Watthour meter remote monitoring, diagnosing method of the present embodiment are filled using electrical energy measurement Remote Monitoring and Diagnosis System implementation is set, which is taken by power information acquisition system 1, the communication server 2, data collection and analysis Business device 3, database server 4, traffic information services device 5, Web server 6, workstation computer 7 and data/address bus 8 form.
The setting of power information acquisition system 1 is at power consumer scene;The communication server 2, data collection and analysis server 3, database server 4, traffic information services device 5, Web server 6, workstation computer 7 and data/address bus 8 are arranged at and match Power network monitoring center.
Power information acquisition system 1 is connected with the wireless communication of the communication server 2;The communication server 2 and data collection and divide Analyse the communication electrical connection of server 3;Data collection and analysis server 3, database server 4, traffic information services device 5, Web clothes Business device 6 and workstation computer 7 pass through 8 mutual signal of data/address bus and are electrically connected.
See that Fig. 2, power information acquisition system 1 are a kind of electricity consumptions and electrical energy measurement for acquiring power consumer in real time The information acquisition system of device electric parameter and logout;In the present embodiment, power information acquisition system 1 by special transformer terminals, Centralized automatic meter-reading terminal and RS485 intelligent electric energy meters composition;Special transformer terminals are that large electricity consumer is specially arranged, and centralized automatic meter-reading terminal is general Logical user setting;Special transformer terminals and concentration meter reading terminal all have local communication and by GPRS network remote radio communication work( Energy;Special transformer terminals and concentration meter reading terminal are respectively communicated to connect with the RS485 intelligent electric energy meters of power consumer;Special transformer terminals and Centralized automatic meter-reading terminal is respectively communicated to connect by the GPRS network communication server 2;Special transformer terminals, centralized automatic meter-reading terminal and The quantity of RS485 intelligent electric energy meters is arranged according to actual needs.
Power information acquisition system 1 acquires the operation data of power consumer electric energy meter in real time.The fortune of its electric energy meter acquired Row data include electricity consumption, voltage, electric current, active energy and at times electricity, peak/flat/paddy day part it is active/capacity of idle power and Information about power, power factor, in real time active/reactive power, active energy, clock information, programmed events information, event at times Record information;Power information acquisition system 1 carries out split-phase acquisition to the voltage and current of electric energy meter.
The communication server 2 is a kind of communication-diversion services device.The communication server 2 receives power information by wireless channel and adopts The real-time running data for the power consumer electric energy meter that collecting system 1 is sent, data collection and analysis service is transferred to through optical cable wired Device 3.
Data collection and analysis server 3 is implanted with the data collection software system specially designed and analyzing and diagnosing software in being The server of system;Data collection and analysis server 3 is collected power information acquisition system 1 by data collection software system and is passed through The real-time running data and data of the power consumer electric energy meter transmitted by the communication server 2 are sent to database server 4 and store; Data collection and analysis server 3 calls database server 4 and traffic information services device 5 by its analyzing and diagnosing software systems The data of interior storage are monitored electric energy metering device and carry out diagnostic analysis to various failures, abnormal phenomenon and make corresponding Processing, find user's electric energy metering device failure or alert and some needed to remedy electricity when there is abnormal phenomenon The failure of amount proposes the corresponding aid decisions such as the electricity number that should be remedied.
Database server 4 is for storing electric energy metering device real time data and analyzing and determining the server of threshold values;Number Analytical judgment threshold values according to the electric energy metering device stored in library server 4 includes disconnected phase, decompression, defluidization, overvoltage, overcurrent, electricity Press abnormal imbalance, current imbalance, ammeter clock, ammeter programming exception, active combined error exception, idle combined error different Often, user stops that electricity consumption, power factor are too low, electricity consumption reduces extremely and failures or the abnormal phenomenon such as electricity consumption abnormal growth Corresponding analytical judgment threshold values;Database server 4 receives data collection and analysis server 3 by data/address bus 8 and transmits The real-time running data of power consumer electric energy meter stored, and receive the data call of data collection and analysis server 3.
Traffic information services device 5 is the server of the archive information for storing power consumer;Its archive information stored Suspend the rated current, specified of electricity consumption power information and electric energy metering device including power consumer application capacity information, user The technical parameters such as voltage;Traffic information services device 5 receives the data tune of data collection and analysis server 3 by data/address bus 8 With.
Web server 6 is the interior server being implanted with.The application distribution unit of Web application subsystems is divided into B/S structures, exploitation Platform application enterprise module J2EE developing instruments, are developed using JAVA language, with a variety of mainstreams such as such as Struts2, Spring For framework technology to improve optimization system performance, page display layer uses AJAX technologies, by asynchronous mode, optimizes browser kimonos The transmission being engaged between device, it is round-trip to reduce unnecessary data, to reduce bandwidth occupancy.Web application subsystems have basic application, The functions such as advanced application, operational management, statistical query, system administration.The automatic running of Web application system support systems, and make The staff of power distribution network monitoring center can easily operate the electrical energy measurement using the present embodiment by workstation computer 7 Device Remote Monitoring and Diagnosis System.
Workstation computer 7 is common PC machine.Workstation computer 7 provides for the staff of power distribution network monitoring center Operating platform.Moreover, workstation computer 7 can also be transmitted by 8 real-time reception data collection and analysis server 3 of data/address bus Aobvious failure and warning message and shown, facilitate staff to monitor the operating status of power distribution network in real time.Work station calculates It the quantity of machine 7 and is arranged as required to, it can easily access system by data/address bus 8.
Data/address bus 8 be used for by data collection and analysis server 3, database server 4, traffic information services device 5, Web server 6 and workstation computer 7 link together each other.
Referring to Fig. 3, the labor-saving Watthour meter remote monitoring, diagnosing method of the present embodiment includes mainly following Step:
1. the operation data that power information acquisition system 1 acquires power consumer electric energy meter in real time is transmitted through the communication server 2 To data collection and analysis server 3;Data collection and analysis server 3 is by its data collection software system by the letter of reception Breath is transferred to database server 4 through data/address bus 8 and stores;The operation data of the electric energy meter includes electricity consumption, voltage, electricity Stream, active energy and at times electricity, peak/flat/paddy day part it is active/capacity of idle power and at times information about power, power factor, Real-time active/reactive power, active energy, clock information, programmed events information, logout information;Wherein to electric energy meter Voltage and current split-phase acquires;
2. data collection and analysis server 3 calls database clothes by its analyzing and diagnosing software systems through data/address bus 8 The electric energy metering device real time data that device 4 stores of being engaged in and the archives letter that analytical judgment threshold values and traffic information services device 5 store Cease data;
3. data collection and analysis server 3 is by its analyzing and diagnosing software systems to the real-time number of electric energy metering device According to, analyze and determine that threshold values and archive information carry out integrated treatment analysis, judge whether each real time data is more than its corresponding valve Value;If being less than threshold values, judgement electric energy metering device is working properly;If being more than threshold values, first determine whether to need to calculate to remedy The failure of electricity:If so, calculating electricity more positive coefficient automatically and after calculating the electricity number that need to be remedied, the electricity number that will need to remedy Together with failure title and warning message workstation computer 7 is transferred to through data/address bus 8;If it is not, then by failure title and alarm Information is transferred to workstation computer 7 through data/address bus 8.
Data collection and analysis server 3 is in accordance with the previously described process 2. with step 3. to the electric energy metering device of power consumer Monitor and diagnose in real time, various failures and abnormal phenomenon are handled accordingly automatically:
2. data that data collection and analysis server 3 calls in accordance with the previously described process include the real-time of electric energy metering device Voltage, current data and voltage, the rated voltage of current threshold and electric energy metering device and rated current data;
Data collection and analysis server 3 is in accordance with the previously described process 3. by the real-time voltage of electric energy metering device, electric current number Analyzing processing is carried out according to its corresponding threshold values and rated voltage and rated current data:If certain of a certain electric energy metering device Phase voltage is less than 60% rated voltage, while load current is less than 0.5% rated current, and the duration is more than 1 minute, and data are received Collection and Analysis server 3 judge that open phase fault occurs for the electric energy metering device;Then open phase fault is judged for electricity event need to be remedied Barrier;Subsequently determine that the open phase fault of generation is a disconnected phase, two-phase or three-phase fault:Such as it is determined as an only disconnected phase fault, need to chases after Benefit, which is copied, sees that 1/2 electricity number of electricity number is transferred to workstation computer 7 together with failure title and warning message;Such as it is determined as disconnected two Phase fault will need to be remedied and copy 2 times of electricity numbers for seeing electricity number and be transferred to workstation computer together with failure title and warning message 7;Such as it is determined as three-phase disconnected failure entirely, then output should be by manually remedying information about power together with failure title and alarm by actual conditions Information is transferred to workstation computer 7.
2. data that data collection and analysis server 3 calls in accordance with the previously described process include the real-time of electric energy metering device Voltage, current data and voltage, the rated voltage of current threshold and electric energy metering device and rated current data;
Data collection and analysis server 3 is in accordance with the previously described process 3. by the real-time voltage of electric energy metering device, electric current number Analyzing processing is carried out according to its corresponding threshold values and rated voltage and rated current data:If certain of a certain electric energy metering device Phase current is more than 0.5% rated current, voltage is less than 78% rated voltage, and the duration is more than 1 minute, data collection and analysis Server 3 judges that no-voltage fault occurs for the electric energy metering device;Then no-voltage fault is judged for electricity failure need to be remedied;Then sentence Surely the no-voltage fault occurred is a phase decompression, two-phase decompression or three-phase pressure loss failure:Such as it is determined as a phase no-voltage fault, need to chases after Benefit, which is copied, sees that 1/2 electricity number of electricity number is transferred to workstation computer 7 together with failure title and warning message;Such as it is determined as two-phase No-voltage fault, will need to remedy copy 2 times of electricity numbers for seeing electricity number together with failure title and warning message be transferred to work station calculate Machine 7;Such as it is determined as three-phase pressure loss failure, then output should be by manually remedying information about power together with failure title and report by actual conditions Alert information is transferred to workstation computer 7.
2. data that data collection and analysis server 3 calls in accordance with the previously described process include the real-time of electric energy metering device Voltage, current data and voltage, the rated voltage of current threshold and electric energy metering device and rated current data;
3. data collection and analysis server 3 counts the voltage of electric energy metering device, electric current in real time in accordance with the previously described process Analyzing processing is carried out according to the rated voltage and rated current data of its corresponding threshold values and electric energy metering device:If a certain electricity The three-phase voltage of energy metering device is all higher than any phase or two-phase in 60% rated voltage, three-phase current and is less than 0.5% rated current And other phase line load currents are more than 5% rated current, and the duration is more than 1 minute, data collection and analysis server 3 is sentenced Defluidization failure occurs for the fixed electric energy metering device;Then defluidization failure is judged for electricity failure need to be remedied;Subsequently determine that generation Defluidization failure is a phase defluidization, two-phase defluidization or three-phase defluidization failure:Such as it is determined as a phase defluidization failure, need to remedies to copy and see electricity 1/2 electricity number of amount number is transferred to workstation computer 7 together with failure title and warning message;Such as it is determined as the event of two-phase defluidization Barrier will need to be remedied and copy 2 times of electricity numbers for seeing electricity number and be transferred to workstation computer 7 together with failure title and warning message;Such as It is determined as three-phase defluidization failure, then output should be by manually remedying information about power together with failure title and warning message by actual conditions It is transferred to workstation computer 7.
2. data that data collection and analysis server 3 calls in accordance with the previously described process include the real-time of electric energy metering device The nominal voltage data of voltage data and threshold voltage and electric energy metering device;
Data collection and analysis server 3 is in accordance with the previously described process 3. by the voltage real time data of electric energy metering device and its Corresponding threshold values and nominal voltage data carry out analyzing processing:If certain phase voltage of a certain electric energy metering device is more than 120% Rated voltage, data collection and analysis server 3 judge that over-voltage fault occurs for the electric energy metering device, and judge that over-voltage fault is It is non-to remedy electricity failure;Output failure title and warning message are transferred to workstation computer 7.
2. data that data collection and analysis server 3 calls in accordance with the previously described process include the real-time of electric energy metering device The rated current data of current data and current threshold and electric energy metering device;
Data collection and analysis server 3 is in accordance with the previously described process 3. by the real-time current data of electric energy metering device and its Corresponding threshold values and rated current data carry out analyzing processing:If certain phase current of a certain electric energy metering device is more than 120% Rated current, data collection and analysis server 3 judge that over current fault occurs for the electric energy metering device, and judge that over current fault is It is non-to remedy electricity failure;Output failure title and warning message are transferred to workstation computer 7.
2. data that data collection and analysis server 3 calls in accordance with the previously described process include the real-time of electric energy metering device The nominal voltage data of voltage data and threshold voltage and electric energy metering device;
Data collection and analysis server 3 is in accordance with the previously described process 3. by the real-time voltage data of electric energy metering device and its Corresponding threshold values and nominal voltage data carry out analyzing processing:If in the three-phase voltage of a certain electric energy metering device any phase or Two-phase voltage exceeds ± 30% rated voltage, and data collection and analysis server 3 judges that voltage occurs for the electric energy metering device not Balancing fault, and judge that Voltage unbalance failure remedies electricity failure to be non-;Output failure title and warning message are transferred to work Make station computer 7.
2. data that data collection and analysis server 3 calls in accordance with the previously described process include the real-time of electric energy metering device The rated current data of current data and current threshold and electric energy metering device;
Data collection and analysis server 3 is in accordance with the previously described process 3. by the real-time current data of electric energy metering device and its Corresponding threshold values and rated current data carry out analyzing processing:If in the three-phase current of a certain electric energy metering device any phase or Biphase current exceeds ± 30% rated current, and data collection and analysis server 3 judges that electric current occurs for the electric energy metering device not Balancing fault, and Cutoff current imbalance fault remedies electricity failure to be non-;Output failure title and warning message are transferred to work Make station computer 7.
2. data that data collection and analysis server 3 calls in accordance with the previously described process include the active of electric energy metering device Electricity and peak/flat/paddy day part active energy and its threshold values is analyzed and determined accordingly;
Data collection and analysis server 3 is in accordance with the previously described process 3. by the active energy of electric energy metering device and the electric energy The peak of metering device/flat/paddy day part active energy and its respective thresholds carry out analyzing processing:If a certain electric energy metering device The error of active energy and the sum of Qi Feng/flat/paddy day part active energy is more than 1 kwh, and data collection and analysis server 3 is sentenced Active combined error failure occurs for the fixed electric energy metering device, and judges that active combined error failure remedies electricity failure to be non-; Output failure title and warning message are transferred to workstation computer 7.
2. data that data collection and analysis server 3 calls in accordance with the previously described process include the idle of electric energy metering device Electricity and peak/flat/paddy day part capacity of idle power and its threshold values is analyzed and determined accordingly;
Data collection and analysis server 3 is in accordance with the previously described process 3. by the capacity of idle power of electric energy metering device and the electric energy The peak of metering device/flat/paddy day part capacity of idle power and its respective thresholds carry out analyzing processing:If a certain electric energy metering device The error of capacity of idle power and the sum of Qi Feng/flat/paddy day part capacity of idle power is more than 1 kilovar-hour, data collection and analysis server 3 Judge that idle combined error failure occurs for the electric energy metering device, and judges that idle combined error failure remedies electricity event to be non- Barrier;Output failure title and warning message are transferred to workstation computer 7.
2. data that data collection and analysis server 3 calls in accordance with the previously described process include the power of electric energy metering device Factor and its threshold values is analyzed and determined accordingly;
Data collection and analysis server 3 is 3. corresponding to its by the power factor of electric energy metering device in accordance with the previously described process Analytical judgment threshold values carry out analyzing processing:If any phase or two-phase monthly average power factor of a certain electric energy metering device are less than 0.5, data collection and analysis server 3 judge the electric energy metering device occur the too low failure of power factor, and judge power because The too low failure of element remedies electricity failure to be non-;Output failure title and warning message are transferred to workstation computer 7.
2. data that data collection and analysis server 3 calls in accordance with the previously described process include the electricity consumption of electric energy metering device It measures data and electricity consumption is reduced extremely, electricity consumption abnormal growth analyzes and determines threshold values;
Data collection and analysis server 3 is in accordance with the previously described process 3. by electricity consumption in electric energy metering device this collection period It measures data and carries out analyzing processing with last time electricity consumption data and corresponding decision threshold:If this use of a certain electric energy metering device Electricity reduced by more than 50% compared to last time, and data collection and analysis server 3 judges that the electric energy metering device electricity consumption subtracts extremely It is few;If this copies and sees that electricity consumption grew beyond 100% compared to last time a certain electric energy metering device, data collection and analysis server 3 Judge the electric energy metering device electricity consumption abnormal growth;And judgement electricity consumption reduces extremely and electricity consumption abnormal growth failure is non- Remedy electricity failure;Data collection and analysis server 3 exports corresponding warning message and is transferred to workstation computer 7.
2. data that data collection and analysis server 3 calls in accordance with the previously described process include the clock of electric energy metering device Information and clock threshold values, clock threshold values namely standard time clock value;
Data collection and analysis server 3 is in accordance with the previously described process 3. by the clock information of electric energy metering device and clock valve Value carries out analyzing processing:If the clocking error of a certain electric energy metering device is more than 5 minutes, data collection and analysis server 3 is sentenced Clock abnormal failure occurs for the fixed electric energy metering device, and judges that clock abnormal failure remedies electricity failure to be non-;Export failure Title and warning message are transferred to workstation computer 7.
2. data that data collection and analysis server 3 calls in accordance with the previously described process include the programming of electric energy metering device Event information;
Data collection and analysis server 3 is in accordance with the previously described process 3. by the programmed events information of electric energy metering device and its Corresponding threshold values carries out analyzing processing:If the programming number of a certain electric energy metering device is more than 1 time, data collection and analysis service Programming abnormal failure occurs for the judgement of device 3 electric energy metering device, and judges that programming abnormal failure remedies electricity failure to be non-;Output Failure title and warning message are transferred to workstation computer 7.
Above example is the explanation rather than limitation of the present invention to the specific implementation mode of the present invention, related technology The technical staff in field without departing from the spirit and scope of the present invention, can also make various transformation and variation and obtain To corresponding equivalent technical solution, therefore all equivalent technical solutions should be included into the patent protection model of the present invention It encloses.

Claims (1)

1. a kind of labor-saving Watthour meter remote monitoring, diagnosing method, it is characterised in that:Using electric energy metering device Remote Monitoring and Diagnosis System is implemented, and the Watthour meter remote monitoring diagnosis system includes power information acquisition system (1), the communication server(2), data collection and analysis server(3), database server(4), traffic information services device(5)、 Web server(6), workstation computer(7)And data/address bus(8);The power information acquisition system(1)It is that one kind is used for The information acquisition system of the electricity consumption of acquisition power consumer and electric energy metering device electric parameter and logout in real time;Communication Server(2)It is a kind of communication-diversion services device;Data collection and analysis server(3)It is implanted with data collection software system to be interior With the server of analyzing and diagnosing software systems;Database server(4)Sentence for storage electric energy metering device real time data and analysis The server of disconnected threshold value;Described is stored in database server(4)The analytical judgment threshold value of interior electric energy metering device includes Disconnected phase, decompression, defluidization, overvoltage, overcurrent, Voltage unbalance, current imbalance, ammeter clock is abnormal, ammeter programming is abnormal, active Combined error is abnormal, idle combined error is abnormal, user stops electricity consumption, power factor is too low, electricity consumption is reduced and used extremely The analytical judgment threshold value of electricity abnormal growth;Traffic information services device(5)To be stored with the server of power consumer archive information; The archive information includes power consumer application capacity, pause electricity consumption, the rated current of electric energy metering device, rated voltage ginseng Number;Web server(6)For the interior server for being implanted with Web application systems;Workstation computer(7)To be arranged in monitoring center It provides operation interface to the user and shows fault alarm and remedy the PC machine of electricity number information;
The power information acquisition system(1)With the communication server(2)Wireless communication connection;The communication server(2)With data Collect and analyze server(3)Communication electrical connection;Data collection and analysis server(3), database server(4), business letter Cease server(5), Web server(6)And workstation computer(7)Pass through data/address bus(8)Mutual signal electrical connection;It is described Power information acquisition system(1)Including special transformer terminals, centralized automatic meter-reading terminal and RS485 intelligent electric energy meters;Centralized automatic meter-reading terminal, Special transformer terminals are communicated to connect with RS485 intelligent electric energy meters;Centralized automatic meter-reading terminal and special transformer terminals by GPRS network with it is described The communication server(2)Communication connection;The quantity of the special transformer terminals, centralized automatic meter-reading terminal and RS485 intelligent electric energy meters according to Actual needs setting;
Include the following steps:
1. power information acquisition system(1)The operation data of acquisition power consumer electric energy meter is through the communication server in real time(2)Transmission Give data collection and analysis server(3);Data collection and analysis server(3)It will be received by its data collection software system Information through data/address bus(8)It is transferred to database server(4)Storage;The operation data of the electric energy meter includes electricity consumption Amount, voltage, electric current, active energy and its at times electricity, peak/flat/paddy day part it is active/capacity of idle power and its electricity at times Information, power factor, in real time active/reactive power, active energy, clock information, programmed events information, logout information; Wherein the voltage and current split-phase of electric energy meter is acquired;
2. data collection and analysis server(3)By its analyzing and diagnosing software systems through data/address bus(8)Call database clothes Business device(4)The electric energy metering device real time data and analytical judgment threshold value and traffic information services device of storage(5)The shelves of storage Case information data;
Data collection and analysis server(3)The real time data of the electric energy metering device of calling includes the real-time of electric energy metering device The analytical judgment threshold value of voltage, current data, the electric energy metering device of calling includes voltage, current threshold, the electric energy meter of calling The archive information data for measuring device includes rated voltage and rated current data;
3. data collection and analysis server(3)By its analyzing and diagnosing software systems to the real time data of electric energy metering device, It analyzes and determines that threshold value and archive information carry out integrated treatment analysis, judges whether each real time data is more than its corresponding threshold value; If being less than threshold value, judgement electric energy metering device is working properly;If being more than threshold value, first determine whether to need to calculate to remedy electricity Failure:If so, calculating electricity more positive coefficient automatically and after calculating the electricity number that need to be remedied, by the electricity number that need to be remedied together with Failure title and warning message are through data/address bus(8)It is transferred to workstation computer(7);If it is not, then by failure title and alarm Information is through data/address bus(8)It is transferred to workstation computer(7);
If certain phase voltage of a certain electric energy metering device is less than 60% rated voltage, while load current is less than 0.5% rated current, And the duration is more than 1 minute, data collection and analysis server(3)Judge that open phase fault occurs for the electric energy metering device;So Open phase fault is judged afterwards for that need to remedy electricity failure;Subsequently determine that the open phase fault of generation is a disconnected phase, two-phase or three-phase fault: Such as it is determined as an only disconnected phase fault, will need to remedies and copy the 1/2 electricity number for seeing electricity number together with failure title and warning message transmission To workstation computer(7);Such as it is determined as disconnected phase to phase fault, will need to remedies and copy 2 times of electricity numbers for seeing electricity number together with failure name Claim and warning message is transferred to workstation computer(7);Such as it is determined as three-phase disconnected failure entirely, then output should be by manually pressing practical feelings Condition remedies information about power and is transferred to workstation computer together with failure title and warning message(7);
If certain phase current of a certain electric energy metering device be more than 0.5% rated current, voltage be less than 78% rated voltage, and continue when Between be more than 1 minute, data collection and analysis server(3)Judge that no-voltage fault occurs for the electric energy metering device;Then judgement is lost Pressure failure is that need to remedy electricity failure;Subsequently determine that the no-voltage fault of generation is a phase decompression, two-phase decompression or three-phase pressure loss event Barrier:Such as it is determined as a phase no-voltage fault, will need to remedies and copy the 1/2 electricity number for seeing electricity number together with failure title and warning message biography It is defeated by workstation computer(7);Such as it is determined as two-phase no-voltage fault, will need to remedies and copy 2 times of electricity numbers for seeing electricity number together with event Barrier title and warning message are transferred to workstation computer(7);Such as it is determined as three-phase pressure loss failure, then output should be real by manually pressing Border situation remedies information about power and is transferred to workstation computer together with failure title and warning message(7);
It is less than if the three-phase voltage of a certain electric energy metering device is all higher than any phase or two-phase in 60% rated voltage, three-phase current 0.5% rated current and other phase line load currents are more than 5% rated current, and the duration is more than 1 minute, data collection and point Analysis server judges that defluidization failure occurs for the electric energy metering device;Then defluidization failure is judged for electricity failure need to be remedied;Then The defluidization failure that judgement occurs is a phase defluidization, two-phase defluidization or three-phase defluidization failure:Such as it is determined as a phase defluidization failure, it need to It remedies and copies the 1/2 electricity number for seeing electricity number and be transferred to workstation computer together with failure title and warning message;Such as it is determined as two Phase defluidization failure will need to remedy and copy 2 times of electricity numbers for seeing electricity number and be transferred to work station meter together with failure title and warning message Calculation machine;Such as be determined as three-phase defluidization failure, then output should by manually by actual conditions remedy information about power together with failure title and Warning message is transferred to workstation computer.
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CN107305244A (en) * 2016-04-20 2017-10-31 白庆文 Electric energy meter abnormal alarm device
CN105954580A (en) * 2016-06-23 2016-09-21 国网山东省电力公司安丘市供电公司 Remote electric energy metering monitoring system
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