CN105403841A - Electric power storage battery DC test system and test method - Google Patents
Electric power storage battery DC test system and test method Download PDFInfo
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- CN105403841A CN105403841A CN201510723889.0A CN201510723889A CN105403841A CN 105403841 A CN105403841 A CN 105403841A CN 201510723889 A CN201510723889 A CN 201510723889A CN 105403841 A CN105403841 A CN 105403841A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
- G01R31/386—Arrangements for measuring battery or accumulator variables using test-loads
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- General Physics & Mathematics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
- Tests Of Electric Status Of Batteries (AREA)
Abstract
The invention provides an electric power storage battery DC test system and a test method. The system comprises a controller, a load assembly, a signal alarm unit and a remote server; the controller comprises a portable processing terminal and a main control chip connected with the portable processing terminal, and the main control chip is connected with the load assembly, the signal alarm unit and the remote server; and the portable processing terminal comprises mobile terminal equipment capable of enabling an application program to be installed, and the portable processing terminal is connected with the main control chip through a wireless communication device. An automatic detection means and a wireless control technology can be used, performance detection tests can be performed on an electric power storage battery and a DC screen system, improvement of working efficiency is facilitated, and test accuracy is improved.
Description
Technical field
The present invention relates to electric storage battery experimental technique field, particularly relate to a kind of electric storage battery DC test system and method for testing.
Background technology
DC power system is one of electrical network nucleus equipment, for control, signal, relay protection, aut.eq. and emergency lighting etc. provide reliable direct supply in transformer station, simultaneously also for operation provides reliable operating power.Straight-flow system whether reliable, plays vital effect to the safe operation of transformer station, is the guarantee that substation safety runs.And in straight-flow system, accumulator is again last one safety curtain of whole DC power system, once go wrong, the thing followed is protection malfunctioning, switch failure, channel interrupt, and consequence is hardly imaginable.
Current electric power DC system accumulator is generally adopted and is carried out online discharge test with the following method: the direct current of charge closing machine exports, the DC load of whole generating plant or electric substation is supplied with accumulator, thus realize the discharge capacity test of accumulator, but because DC load is general less and size is uncertain, and the constant-current discharge requirement of accumulator cannot be met; Be connected in parallel with constant-current discharge load and DC load, accumulator discharged, solve the problem that direct current conventional load electric current is too little, but because of DC load size uncertain, still cannot meet the constant-current discharge requirement of accumulator.
Application number be the disclosure of the invention of CN201010611002.6 electric power list group storage battery straight-flow system and method for discharging storage batteries, electric power list group storage battery straight-flow system described in it comprises charging set, battery pack, discharge load, diode D, charge switch S1, discharge switch S2 and supervisory system, described electric power list group storage battery straight-flow system, each several part connected mode is as follows, charging set ac input end connects AC220V alternating current, charging set DC output end positive pole and battery pack positive pole are by after the feeding circuit parallel connection of controlled break-make, be connected with DC load positive pole, charging set DC output end negative pole is connected with DC load negative pole with after the parallel connection of battery pack negative pole.Straight-flow system of the present invention and method for discharging storage batteries achieve the constant-current discharge of accumulator, meet the requirement of electric power code to battery discharging; This straight-flow system and method for discharging storage batteries achieve under any circumstance, accumulator is online all the time, not detachment system, ensure that the continuity that straight-flow system is powered, ensured the safe operation of electrical network, but the method is still higher to the operation requirements of technician, the size of load selects also and non-fully is controlled, also has very large room for improvement.
Summary of the invention
The object of the invention is the deficiency for existing electric storage battery straight-flow system and method for testing thereof, Aulomatizeted Detect means and wireless control technology can be utilized, performance detection experiment is carried out to electric storage battery and direct current cabinet system, contributes to increasing work efficiency, and improve the accuracy of test.
The technical scheme that the present invention solves its technical matters is:
Electric storage battery DC test system, comprise controller, load component, signal alarm unit and remote server, described controller comprises portable processing terminal and connected main control chip, and described main control chip is connected with described load component, described signal alarm unit and described remote server respectively.
Described portable processing terminal comprises can the mobile terminal device of set up applications, and described portable processing terminal is connected with described main control chip by radio communication device.
Described main control chip comprises technical grade PLC chip or singlechip chip.
Described main control chip connects electric storage battery by variable voltage source.
Described load component comprises evatron and difference connected current feedback circuit, frequency controller.
Described evatron is frequency sensitive trheostat.
Described signal alarm unit comprises acoustic-optic alarm on the spot, is connected respectively with electric storage battery direct current cabinet supervising device, background monitoring device.
Described remote server comprises data concentrator and data-carrier store, setting data adapter between described data concentrator and described data-carrier store, described data concentrator is arranged at transformer station's Central Control Room, and described data-carrier store comprises real-time data memory module and history data store module.
Apply electric storage battery DC test system of the present invention and carry out direct current cabinet performance test, its method of testing comprises the following steps:
1) by radio communication device, realize the connection between portable processing terminal and main control chip, and main control chip is connected with variable voltage source;
2) disconnect the two-way AC power of direct current cabinet, the alarm condition of tracer signal alarm unit and direct current cabinet fault-signal, disconnect direct current cabinet arbitrary road AC power subsequently, record realizes the automatic switchover situation of two-way power supply;
3) main control chip is controlled by portable processing terminal, carry out the Drazin inverse of variable voltage source, thus regulate alternating voltage and control bus voltage, realize exchanging press operation respectively, AC undervoltage operates, control bus crosses press operation and the under-voltage operation of control bus;
4) load component is connected accumulator cell charging and discharging loop, and regulate evatron load resistance as required, carry out discharge and recharge test;
5) after discharge and recharge off-test, by regulating load resistance value and the access situation with direct current cabinet circuit thereof, the earth test of pull-up resistor to feeder line both positive and negative polarity and control bus both positive and negative polarity is carried out respectively;
6) by the connection of remote server and direct current cabinet, data concentrator is utilized each measurement result to be collected, and by data adapter unit record sort stored in data-carrier store.
Accumulator DC test system of the present invention mainly achieves following several respects function:
The control application of 1, the application of controller, especially portable terminal device, traditional personnel's step-by-step movement manual operation can be converted into automatic control operation, test operation step can be advanced by intelligent interface, substantially increases test transparency and accuracy;
2, load component uses input current Frequency Conversion Theory, and the electronic type realizing pull-up resistor regulates, and effectively can solve DC load problem not of uniform size and the too little problem of direct current conventional load electric current, meet the constant-current discharge requirement of accumulator;
3, the introducing of variable voltage source, remote control setting overpressure value and under-voltage value parameter can be passed through, carry out the warning test of AC power and control bus, simultaneously by the setting parameter mode of wireless remote control, carry out contactless test, effectively can avoid the Danger Electric shock risk of personnel in hot line job process, improve the security of test;
4, measurement result by data centralization and Data classification, can be transferred to control backstage and carries out data storage, conveniently inquire about in time and call, and being conducive to forming real-time form and historical data report, with accurate complete documentation test findings by remote server in real time;
5, System and method for of the present invention, utilizes Aulomatizeted Detect means and wireless control technology, carries out performance detection experiment, contribute to increasing work efficiency to electric storage battery and direct current cabinet system, and improves the accuracy of test.
Accompanying drawing explanation
Fig. 1 is embodiments of the invention one system architecture schematic diagram.
Fig. 2 is method of testing process flow diagram of the present invention.
Fig. 3 is embodiments of the invention two system structural representation.
Embodiment
Embodiment one
As shown in Figure 1 and Figure 2, electric storage battery DC test system, comprise controller, load component, signal alarm unit 3 and remote server, controller comprises portable processing terminal 1 and connected main control chip 2, and main control chip is connected with load component, signal alarm unit 3 and remote server respectively; Portable processing terminal comprises can the mobile terminal device of set up applications, and portable processing terminal is connected with main control chip by radio communication device; Main control chip comprises technical grade PLC chip or singlechip chip; Main control chip connects electric storage battery by variable voltage source 9; Load component comprises evatron 10 and difference connected current feedback circuit 11, frequency controller 12; Evatron is frequency sensitive trheostat; Signal alarm unit comprises acoustic-optic alarm on the spot, is connected respectively with electric storage battery direct current cabinet supervising device, background monitoring device; Remote server comprises data concentrator 4 and data-carrier store 5, setting data adapter 6 between data concentrator and data-carrier store, data concentrator is arranged at transformer station's Central Control Room, and data-carrier store comprises real-time data memory module 7 and history data store module 8.
Electric storage battery DC test system of the present invention is carried out direct current cabinet performance test methods and is comprised the following steps: 1) by radio communication device, realize the connection between portable processing terminal and main control chip, and main control chip is connected with variable voltage source; 2) disconnect the two-way AC power of direct current cabinet, the alarm condition of tracer signal alarm unit and direct current cabinet fault-signal, disconnect direct current cabinet arbitrary road AC power subsequently, record realizes the automatic switchover situation of two-way power supply; 3) main control chip is controlled by portable processing terminal, carry out the Drazin inverse of variable voltage source, thus regulate alternating voltage and control bus voltage, realize exchanging press operation respectively, AC undervoltage operates, control bus crosses press operation and the under-voltage operation of control bus; 4) load component is connected accumulator cell charging and discharging loop, and regulate evatron load resistance as required, carry out discharge and recharge test; 5) after discharge and recharge off-test, by regulating load resistance value and the access situation with direct current cabinet circuit thereof, the earth test of pull-up resistor to feeder line both positive and negative polarity and control bus both positive and negative polarity is carried out respectively; 6) by the connection of remote server and direct current cabinet, data concentrator is utilized each measurement result to be collected, and by data adapter unit record sort stored in data-carrier store.
The control application of the application of controller, especially portable terminal device, traditional personnel's step-by-step movement manual operation can be converted into automatic control operation, test operation step can be advanced by intelligent interface, substantially increases test transparency and accuracy; Portable processing terminal is mobile terminal device, comprises MCU processor, embedded data storer and Anneta module.In the specific implementation, MCU processor can be loaded into the Android operation system of Google company, and this is the increasing income and the complete mobile platform of system truly of making for intelligent terminal, and does not deposit compatibility issue on different devices.Android provides abundant class libraries support and major part is Open Source Code, as adopted embedded database SQLite.Utilize Android operation system as using the application platform of terminal, due to operating system and application software freely, terminal cost is lower; Identical platform overcomes format issues, and function is diversification more; User determines function, more more humane than PC, more press close to user.
Load component uses input current Frequency Conversion Theory, and the electronic type realizing pull-up resistor regulates, and effectively can solve DC load problem not of uniform size and the too little problem of direct current conventional load electric current, meet the constant-current discharge requirement of accumulator; The introducing of variable voltage source, remote control setting overpressure value and under-voltage value parameter can be passed through, carry out the warning test of AC power and control bus, simultaneously by the setting parameter mode of wireless remote control, carry out contactless test, effectively can avoid the Danger Electric shock risk of personnel in hot line job process, improve the security of test.
Measurement result by data centralization and Data classification, can be transferred to control backstage and carries out data storage, conveniently inquire about in time and call, and being conducive to forming real-time form and historical data report, with accurate complete documentation test findings by remote server in real time; Server mainly relies on the computer platform of transformer station's Central Control Room, comprise the data server network of single computer server and multiple servers composition, the operating system of server is preferably that WindowsXP, Windows2003Server, developing instrument and modeling tool are preferably VisualStudio2010, database adopts ORACLE database, programming language is preferably C#, version management is preferably MicrosoftVisualSourceSafe2005; The hardware environment minimum requirements of system cloud gray model is Pentium P2.0G, internal memory 1G, 20G hard disk, has double-serial port and Ethernet interface, be preferably Duo double-core, internal memory 4G, hard disk 320G and more than, there is double-serial port (expansion double-serial port) and Ethernet interface; Software runtime environment can be preferably WindowsXP/Windows7 operating system platform.Software programming is mainly concerned with the collection of data, statistics, integration, setting, be more common C# and encapsulate subroutine, the calling of VisualStudio2010 primary responsibility platform framework subroutine module, to store and one-tenth table, be convenient to analysis and the management of data; System and method for of the present invention, utilizes Aulomatizeted Detect means and wireless control technology, carries out performance detection experiment, contribute to increasing work efficiency to electric storage battery and direct current cabinet system, and improves the accuracy of test.
Embodiment two
As shown in Figure 3, electric storage battery DC test system, comprise controller, load component, signal alarm unit 3 and remote server, controller comprises portable processing terminal 1 and connected main control chip 2, and main control chip is connected with load component, signal alarm unit 3 and remote server respectively; Portable processing terminal comprises can the mobile terminal device of set up applications, and portable processing terminal is connected with main control chip by radio communication device; Main control chip comprises technical grade PLC chip or singlechip chip; Main control chip connects electric storage battery by variable voltage source 9; Signal alarm unit comprises acoustic-optic alarm on the spot, is connected respectively with electric storage battery direct current cabinet supervising device, background monitoring device; Remote server comprises data concentrator 4 and data-carrier store 5, setting data adapter 6 between data concentrator and data-carrier store, data concentrator is arranged at transformer station's Central Control Room, and data-carrier store comprises real-time data memory module 7 and history data store module 8.
The control application of the application of controller, especially portable terminal device, traditional personnel's step-by-step movement manual operation can be converted into automatic control operation, test operation step can be advanced by intelligent interface, substantially increases test transparency and accuracy; Be with the difference of embodiment one: the principle that load component uses stepper motor Long-distance Control rheostat gear to regulate, the many grades of rheostats 14 that load component is comprised stepper motor 13 and is connected by linkage assembly with stepper motor, stepper motor receives the conditioning signal of main control chip, thus promote linkage assembly standardsizing rheostat gear, to realize the object of remote control adjustment pull-up resistor.
Claims (9)
1. electric storage battery DC test system, it is characterized in that: comprise controller, load component, signal alarm unit and remote server, described controller comprises portable processing terminal and connected main control chip, and described main control chip is connected with described load component, described signal alarm unit and described remote server respectively.
2. electric storage battery DC test system as claimed in claim 1, is characterized in that: described portable processing terminal comprises can the mobile terminal device of set up applications, and described portable processing terminal is connected with described main control chip by radio communication device.
3. electric storage battery DC test system as claimed in claim 1, is characterized in that: described main control chip comprises technical grade PLC chip or singlechip chip.
4. electric storage battery DC test system as claimed in claim 1, is characterized in that: described main control chip connects electric storage battery by variable voltage source.
5. electric storage battery DC test system as claimed in claim 1, is characterized in that: described load component comprises evatron and difference connected current feedback circuit, frequency controller.
6. electric storage battery DC test system as claimed in claim 5, is characterized in that: described evatron is frequency sensitive trheostat.
7. electric storage battery DC test system as claimed in claim 1, is characterized in that: described signal alarm unit comprises acoustic-optic alarm on the spot, is connected respectively with electric storage battery direct current cabinet supervising device, background monitoring device.
8. electric storage battery DC test system as claimed in claim 1, it is characterized in that: described remote server comprises data concentrator and data-carrier store, setting data adapter between described data concentrator and described data-carrier store, described data concentrator is arranged at transformer station's Central Control Room, and described data-carrier store comprises real-time data memory module and history data store module.
9. electric storage battery DC test method, is characterized in that, comprises the following steps:
1) by radio communication device, realize the connection between portable processing terminal and main control chip, and main control chip is connected with variable voltage source;
2) disconnect the two-way AC power of direct current cabinet, the alarm condition of tracer signal alarm unit and direct current cabinet fault-signal, disconnect direct current cabinet arbitrary road AC power subsequently, record realizes the automatic switchover situation of two-way power supply;
3) main control chip is controlled by portable processing terminal, carry out the Drazin inverse of variable voltage source, thus regulate alternating voltage and control bus voltage, realize exchanging press operation respectively, AC undervoltage operates, control bus crosses press operation and the under-voltage operation of control bus;
4) load component is connected accumulator cell charging and discharging loop, and regulate evatron load resistance as required, carry out discharge and recharge test;
5) after discharge and recharge off-test, by regulating load resistance value and the access situation with direct current cabinet circuit thereof, the earth test of pull-up resistor to feeder line both positive and negative polarity and control bus both positive and negative polarity is carried out respectively;
6) by the connection of remote server and direct current cabinet, data concentrator is utilized each measurement result to be collected, and by data adapter unit record sort stored in data-carrier store.
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| CN201510723889.0A CN105403841A (en) | 2015-10-30 | 2015-10-30 | Electric power storage battery DC test system and test method |
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| CN201510723889.0A CN105403841A (en) | 2015-10-30 | 2015-10-30 | Electric power storage battery DC test system and test method |
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Cited By (1)
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| CN108768770A (en) * | 2018-05-24 | 2018-11-06 | 郑州云海信息技术有限公司 | A kind of the server capability detection device and detection method of full-automation |
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