CN209607876U - A kind of electric storage battery intelligent online maintenance system - Google Patents

A kind of electric storage battery intelligent online maintenance system Download PDF

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Publication number
CN209607876U
CN209607876U CN201920247133.7U CN201920247133U CN209607876U CN 209607876 U CN209607876 U CN 209607876U CN 201920247133 U CN201920247133 U CN 201920247133U CN 209607876 U CN209607876 U CN 209607876U
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resistance
connect
pin
module
master control
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余勇
钟少恒
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Guangdong Power Grid Co Ltd
Foshan Power Supply Bureau of Guangdong Power Grid Corp
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Guangdong Power Grid Co Ltd
Foshan Power Supply Bureau of Guangdong Power Grid Corp
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model discloses a kind of electric storage battery intelligent online maintenance systems comprising remote monitoring terminal, data center server, local-monitoring device, battery balanced sulphur removal module, battery temperature detection module, battery intelligent discharge load, feeder switch amount module；The battery balanced sulphur removal module, battery temperature detection module, battery intelligent discharge load, feeder switch amount module are communicated to connect with local-monitoring device；The local-monitoring device external charge machine communication unit, to be connect with charger；The charger is connect by power cable with battery group；The remote monitoring terminal is connect by data center server with local-monitoring device.The utility model is realized online autonomous balanced while can monitor single battery voltage, electric current, realizes the charge and discharge of battery remote control, safety, energy conservation and environmental protection save a large amount of manpower and material resources.The utility model is suitable for battery service field.

Description

A kind of electric storage battery intelligent online maintenance system
Technical field
The utility model relates to battery service technical fields, more particularly to a kind of electric storage battery intelligent online Maintenance system.
Background technique
Due to the internal resistance of single battery, capacity, self discharge influence, cause the performance of single battery inconsistent, store Battery cell passes through in series and parallel at charge and discharge are carried out after battery group, and the performance further expansion of single battery greatly shortens Service lifetime of accumulator.And no matter power communication, power switch, unattended operation transformer station, UPS power supply system are applied at present The power supply of battery group.Once battery goes wrong, the weight such as remote control/remote regulating operation, protection signal, operation information, video monitoring Want the transmission channel of signal by whole interruptions, entire electric system is out of hand, and consequence is hardly imaginable.
Existing direct-current signaling power supply monitoring system only realizes the main telemetering of battery, remote signalling, is unable to get battery The comprehensive information of operating status, while battery applications website is numerous, core discharge capacitor is time-consuming and laborious, inefficiency, battery mistake Charge less electricity and sulfation are extremely widespread, seriously affect the operational safety and maintenance efficiency of battery.
Utility model content
The utility model is avoided battery from occurring overcharging or sulfation, caused in order to increasing storage battery service life Accumulator failure conveniently checks battery using battery balanced sulphur removal module, while for overall monitor battery operating status Operational safety and maintenance provide a kind of electric storage battery intelligent online maintenance system.
To realize above-mentioned the utility model aim, the technical solution adopted is as follows: a kind of electric storage battery intelligent online is tieed up Protecting system, including remote monitoring terminal, data center server, local-monitoring device, battery balanced sulphur removal module, battery temperature Detection module, battery intelligent discharge load, feeder switch amount module；The battery balanced sulphur removal module, battery temperature detect mould Block, battery intelligent discharge load, feeder switch amount module are communicated to connect with local-monitoring device；Outside the local-monitoring device Charger communication unit is connect, to connect with charger；
The local-monitoring device acquires single battery voltage and internal resistance by battery balanced sulphur removal module, controls electric power storage The online balanced and line pulse resonance sulphur removal activation in pond；
The local-monitoring device acquires each single battery temperature of battery group by battery temperature detection module；
The battery intelligent discharge load is connect with battery group, is carried out by DC/AC inverting to battery group distant Control electric discharge；
The local-monitoring device acquires splitting or integrating position and the tripping of each feeder line branch switch by feeder switch amount module Situation；
The data center server is installed on communication machine room, and the data center server and local-monitoring device news are logical Connection for receiving the data of local-monitoring device upload, and handles data, is analyzed；The remote monitoring terminal with Data center server communication connection, for showing various data informations, warning information, parameter modification.
Local-monitoring device described in the utility model is installed on each transformer substation end, by RS485 bus with it is battery balanced Sulphur removal module, battery temperature detection module, battery intelligent discharge load, the connection of feeder switch amount module.
Preferably, the battery balanced sulphur removal module includes current acquisition module, several balanced sulphur removal modules；The electricity Flow acquisition module, several balanced sulphur removal modules are communicated to connect with local-monitoring device respectively；
The current acquisition module includes the first power module, the first RS485 communication module, current collector, simulation letter Number conditioning circuit, the first Master control chip；First power module respectively with the first RS485 communication module, analog signal tune Manage circuit, the connection of the first Master control chip；The first RS485 communication module is connect with Master control chip；The current acquisition Device is connect by analog signal conditioning circuit with the first Master control chip；
The equilibrium sulphur removal module includes voltage acquisition module, passive balance module, second power supply module, the 2nd RS485 Communication module, the second Master control chip MSP430f2351；The passive balance module includes charge switch circuit, discharge switch Circuit, several cell voltages select switching circuit；The second power supply module respectively with voltage acquisition module, passive equilibrium model Block, the 2nd RS485 communication module, the second Master control chip MSP430f2351 connection；
The input terminal of the cell voltage selection switching circuit is connect with the positive and negative electrode of single battery respectively；The electricity The output end of cell voltage selection switching circuit is connect with charge switch circuit, discharge switching circuit respectively；The cell voltage choosing Select the control terminal of switching circuit, the control terminal of charge switch circuit, the control terminal of discharge switching circuit respectively with the second main control Chip MSP430f2351 connection；
The input terminal of the voltage acquisition module is connect with the output end of cell voltage selection switching circuit, and the voltage is adopted The output end of collection module is connect with the second Master control chip MSP430f2351；
The 2nd RS485 communication module is connect with the second Master control chip MSP430f2351；
One end of the analog signal conditioning circuit is connect with cell voltage selection switching circuit output end.
Further, the current collector uses Hall sensor, and the first Master control chip model uses MSP430F single-chip microcontroller；The analog signal conditioning circuit includes resistance RA1, resistance RA2, resistance RA3, capacitor C12, two-way wink Become and inhibits diode T2, resistance RH1, resistance RH2, resistance RH3, capacitor C11, two-way transient supression diode T1, operation amplifier Device AD8607, analog switch IC chip 74HC4052；
The S0 pin of the analog switch IC chip 74HC4052 is connect with the I/O port P10 of MSP430F single-chip microcontroller；
The S1 pin of the analog switch IC chip 74HC4052 is connect with the I/O port P11 of MSP430F single-chip microcontroller；
The AN pin of the analog switch IC chip 74HC4052 is connect with the I/O port P15 of MSP430F single-chip microcontroller；
The analog switch IC chip 74HC4052'sPin is connect with the I/O port P13 of MSP430F single-chip microcontroller；
A0, A1 of the analog switch IC chip 74HC4052, A2, A3, VEE, GND pin ground connection；
The BN pin of the analog switch IC chip 74HC4052 is connect with 3 pins of operational amplifier AD8607；
7 pins of the operational amplifier AD8607 are connect with 6 pins of operational amplifier AD8607；
2 pins of the operational amplifier AD8607 are connect with 1 pin of operational amplifier AD8607, operational amplifier 1 pin of AD8607 is connect with the I/O port P14 of MSP430F single-chip microcontroller；
The B1 pin of the analog switch IC chip 74HC4052 respectively with one end of two-way transient supression diode T2, One end connection of the anode, resistance RA3 of capacitor C12；
The other end of the two-way transient supression diode T2, the cathode of capacitor C11 are grounded；
The other end of the resistance RA3 is connect with one end of one end of resistance RA1, resistance RA2 respectively；
The other end of the resistance RA2 is grounded；Another termination Hall sensor of the resistance RA1；
The B0 pin of the analog switch IC chip 74HC4052 respectively with one end of two-way transient supression diode T1, One end connection of the anode, resistance RH3 of capacitor C11；
The other end of the two-way transient supression diode T1, the cathode of capacitor C11 are grounded；
The other end of the resistance RH3 is connect with one end of one end of resistance RH1, resistance RH2 respectively；
The other end of the resistance RH2 is grounded；Another termination cell voltage of the resistance RH1 selects the defeated of switching circuit Outlet.
First power module described in the utility model includes AD-DC power module LH25-10B, capacitor E01, capacitor E30, capacitor C7, capacitor C8, isolated power supply modules A 0515S, DC-DC power module WRB4805CS, linear voltage regulator SPX3819M5, inductance L2, capacitor E32, capacitor C4, capacitor Cdi, capacitor C6, capacitor Cdo, inductance L1, power module B0505LM, capacitor E31, resistance R23, capacitor C3；
L, N, FG pin of the AD-DC power module LH25-10B, which respectively corresponds, connects the end alternating current PL, PN, FG；
The V+ pin of the AD-DC power module LH25-10B connects the I+ pin of DC-DC power module WRB4805CS；
The V- pin of the AD-DC power module LH25-10B connects the I- pin of DC-DC power module WRB4805CS；
The V+ pin of the AD-DC power module LH25-10B connects the anode of capacitor E01, the AD-DC power module The V- pin of LH25-10B connects the cathode of capacitor E01；
+ O the pin of the DC-DC power module WRB4805CS passes through the I+ of inductance L1 and isolated power supply modules A 0515S Pin connection；
- O the pin of the DC-DC power module WRB4805CS is grounded, and the cathode of shunt-wound capacitance E32, capacitor E32 is just Pole connects the CS pin of DC-DC power module WRB4805CS；
The I- pin of the isolated power supply modules A 0515S is grounded, and the anode of the capacitor E30 connects isolated power supply module The I+ pin of A0515S, the cathode of capacitor E30 connect the I- pin of isolated power supply modules A 0515S；
+ O the pin of the isolated power supply modules A 0515S connects the positive pin of Hall sensor；
The capacitor C7 mono- terminates the+O pin of isolated power supply modules A 0515S, another termination isolated power supply modules A 0515S G pin, the isolated power supply modules A 0515S G pin ground connection；
- O the pin of the isolated power supply modules A 0515S connects the negative pin of Hall sensor；
+ O the pin of the DC-DC power module WRB4805CS passes through inductance L2's and linear voltage regulator SPX3819M5 The connection of IN pin；
Between the IN pin of end a Jie inductance L2 and linear voltage regulator SPX3819M5 of the capacitor C4, capacitor C4's Other end ground connection；
The anode of the capacitor Cdi is connect with the IN pin of linear voltage regulator SPX3819M5, EN pin respectively, capacitor Cdi Cathode ground connection；
The OUT pin of the linear voltage regulator SPX3819M5 exports 3.3V power supply, and respectively the first RS485 communicates mould Block, analog signal conditioning circuit, the first Master control chip provide power supply；First Master control chip uses MSP430F monolithic Machine；
The OUT pin of the linear voltage regulator SPX3819M5 connects the anode of capacitor Cdo, the cathode ground connection of capacitor Cdo；
The RST pin of the linear voltage regulator SPX3819M5 is grounded by capacitor C6；
+ I the pin of the power module B0505LM connect inductance L1 and isolated power supply modules A 0515S+I pin it Between；
- I the pin of the power module B0505LM is grounded；
The anode of the capacitor E31 connects the+I pin of power module B0505LM, and the cathode of capacitor E31 connects power module - I the pin of B0505LM；
+ O pin output+the 5V of the power module B0505LM, provides power supply for the first RS485 communication module, + O the pin of B0505LM passes through resistance R23, capacitor C3 ground connection respectively.
Still further, the cell voltage selection switching circuit includes photoelectrical coupler M1, photoelectrical coupler M2；Institute State photoelectrical coupler M1, photoelectrical coupler M2 model is 41A06S；
1 pin of the photoelectrical coupler M1 connects the I/O port of the second Master control chip MSP430f2351；
2 pins of the photoelectrical coupler M1 are grounded；
The anode of the external single battery of 3 pins of the photoelectrical coupler M1；
4 pins of the photoelectrical coupler M1 be output end, respectively with the other end of resistance RH1, charge switch circuit, put Electric switch circuit connection；
1 pin of the photoelectrical coupler M2 is control terminal, connects the I/O port of the second Master control chip MSP430f2351；
2 pins of the photoelectrical coupler M2 are grounded；
The cathode of the 3 pin single batteries of the photoelectrical coupler M2；
4 pins of the photoelectrical coupler M2 are grounded；
The cell voltage selects switching circuit quantity for 12 tunnels；12 road cell voltages select switching circuit to acquire 12 The single battery of series connection, 12 road cell voltages select the output end in switching circuit to be connected in parallel, 12 road cell voltages Select control terminal different from the second Master control chip MSP430f2351 I/O port connections respectively in switching circuit；
The charge switch circuit includes metal-oxide-semiconductor Q1, resistance RM25, photoelectrical coupler U6, resistance R6, resistance R01, power supply Module U8, capacitor C81；The photoelectrical coupler U6 model TLP250, power module U8 model B0512LM；
The source electrode of the metal-oxide-semiconductor Q1 is connect by R01 with 4 pins of photoelectrical coupler M1；
The drain electrode of the metal-oxide-semiconductor Q1 is connect with second power supply module；
The grid of the metal-oxide-semiconductor Q1 is connect with two OUT terminal mouths of photoelectrical coupler U6 respectively by resistance RM25；
2 pins of the photoelectrical coupler U6 are connect with the I/O port of the second Master control chip MSP430f2351；
3 pins of the photoelectrical coupler U6 are grounded；
The VCC pin of the photoelectrical coupler U6 is connect with+O the pin of power module U8；
The GND pin of the photoelectrical coupler U6 is connect with-O the pin of power module U8；
The I+ pin of a termination power module U8 of the capacitor C81, the I- pin of another termination power module；
The I+ pin of the power module U8 connects second power supply module；
The discharge switching circuit include metal-oxide-semiconductor Q2, resistance RM26, photoelectrical coupler U7, resistance R7, power module U9, Capacitor C91；The photoelectrical coupler U7 model 41A06S, the power module U9 model B0512LM；
The drain electrode of the metal-oxide-semiconductor Q2 is connect with the source electrode of metal-oxide-semiconductor Q1；
The source electrode of the metal-oxide-semiconductor Q2 is grounded；
The grid of the metal-oxide-semiconductor Q2 is connect with two OUT terminal mouths of photoelectrical coupler U7 respectively by RM26；
2 pins of the photoelectrical coupler U7 pass through the I/O port of resistance R7 and the second Master control chip MSP430f2351 Connection；
3 pins of the photoelectrical coupler U7 are grounded；
The VCC pin of the photoelectrical coupler U7 is connect with+O the pin of power module U9；
The GND pin of the photoelectrical coupler U7 is connect with-O the pin of power module U9；
The I+ pin of a termination power module U9 of the capacitor C91, the I- pin of another termination power module U9；
The I+ pin of the power module U9 is connect with second power supply module, the I- pin ground connection of power module U9.
Still further, the voltage acquisition module includes twin voltage comparator U4, capacitor C51, two-way transient supression two Pole pipe T2；The twin voltage comparator U4 model LM393；
6 pins of the twin voltage comparator U4 are connect with 7 pins；
5 pins of the twin voltage comparator U4 are grounded, and are connect with one end of capacitor C51；
8 pins of the twin voltage comparator U4 connect second power supply module, and connect with the other end of capacitor C51；
1 pin of the twin voltage comparator U4 is connect with 2 pins is followed by the second Master control chip MSP430f2351's I/O port；
3 pins of the twin voltage comparator U4 connect the I/O port of the second Master control chip MSP430f2351, and pass through electricity Resistance R51 is connect with 4 pins of the photoelectrical coupler M1；
3 pins of a termination twin voltage comparator U4 of the two-way transient supression diode T2, another termination twin voltage 4 pins of comparator U4；The 4 pins ground connection of twin voltage comparator U4 simultaneously.
Preferably, the battery temperature detection module includes several digital temperature sensors, third Master control chip MSP430FAE253, the 3rd RS485 communication module ADM2483, third power module circuitry；The digital temperature sensor model For DS18b20；
The third power module circuitry communicates mould with third Master control chip MSP430FAE253, the 3rd RS485 respectively Block ADM2483 connection；
Several described digital temperature sensors are connect after being connected in parallel with third Master control chip MSP430FAE253；
The digital temperature sensor is arranged on single battery surface；
The third Master control chip MSP430FAE253 is connect with the 3rd RS485 communication module ADM2483.
Further, the digital temperature sensor is 8 tunnels；The digital temperature sensor is arranged in single battery table Face, 1 pin of digital temperature sensor connect the AVCC pin of third Master control chip MSP430FAE253, digital temperature sensor 2 pins connect the P1.0 pin of third Master control chip MSP430FAE253, the 3 pins ground connection of digital temperature sensor；
The RXD pin of the 3rd RS485 communication module ADM2483 connects third Master control chip MSP430FAE253's P1.4 pin；
The TXD pin of the 3rd RS485 communication module ADM2483 connects third Master control chip MSP430FAE253's P1.3 pin；
DE, RE pin of the 3rd RS485 communication module ADM2483 with third Master control chip The P1.2 pin of MSP430FAE253 connects.
Preferably, the feeder switch amount module includes the 4th Master control chip MSP430FAE253, the 4th power module Circuit, 16 channel analog multiplexer CD74HC4067, the 4th RS485 communication module ADM2483, several switch acquisitions Circuit；
4th power module circuitry is multiple with the 4th Master control chip MSP430FAE253,16 channel analogy multichannels respectively With device CD74HC4067, the 4th RS485 communication module ADM2483, the connection of several switch quantity acquisition circuits；
The 16 channel analog multiplexer CD74HC4067, the 4th RS485 communication module ADM2483 and the 4th master Control chip MSP430FAE253 connection；
Several described switch quantity acquisition circuits are connect with 16 channel analog multiplexer CD74HC4067, the switch Measure the positive and negative both ends of Acquisition Circuit outside connected switch.
Further, the switch quantity acquisition circuit quantity is 8 tunnels；The switch quantity acquisition circuit includes resistance R1, electricity Hinder R2, photoelectrical coupler PS2505, resistance 33；
1 pin of the photoelectrical coupler PS2505 passes through the anode of resistance R1 outside connected switch；
2 pins of the photoelectrical coupler PS2505 pass through the cathode of resistance R2 outside connected switch；
3 pins of the photoelectrical coupler PS2505 connect 16 channel analogy multichannels by resistance R33 and answer as output end With the Y input pin of device CD74HC4067；
4 pins of the photoelectrical coupler PS2505 are grounded by resistance 33, and 4 pins of photoelectrical coupler PS2505 connect 3.3V power supply；
The positive and negative electrode of the external different switch of 1,2 pins in the 8 way switch amount Acquisition Circuit, 3 pins connect 16 channels Analog multiplexer CD74HC4067 different Y input pins；
The S0 pin of the 16 channel analog multiplexer CD74HC4067 connects the 4th Master control chip The P1.5 pin of MSP430FAE253；
The S1 pin of the 16 channel analog multiplexer CD74HC4067 connects the 4th Master control chip The P1.1 pin of MSP430FAE253；
The P2.0 pin of the 4th Master control chip MSP430FAE253 connects 16 channel analog multiplexers 13 pins of CD74HC4067；
The P2.0 pin of the 4th Master control chip MSP430FAE253 connects 16 channel analog multiplexers 14 pins of CD74HC4067；
The P2.0 pin of the 4th Master control chip MSP430FAE253 connects 16 channel analog multiplexers 15 pins of CD74HC4067；
The P1.2 pin of the 4th Master control chip MSP430FAE253 connects the 4th RS485 communication module ADM2483's CS pin；
The P1.4 pin of the 4th Master control chip MSP430FAE253 connects the 4th RS485 communication module ADM2483's RXD pin；
The P1.3 pin of the 4th Master control chip MSP430FAE253 connects the 4th RS485 communication module ADM2483's TXD pin；
The external RS485 communication line of A, B pin of the 4th RS485 communication module ADM2483.
Preferably, the battery intelligent discharge load is communicated including the 5th Master control chip ATMEGA128, the 5th RS485 Module, triode V1, triode V2, resistance R1, resistance R15, metal-oxide-semiconductor M7, resistance RX, capacitor C18, resistance R12, sliding variable resistance Device W2, resistance R16, resistance R3, resistance R15, operational amplifier U5D, resistance R39, resistance R13, operational amplifier U5C, resistance R14, resistance R22, resistance R58, resistance R21, resistance R36, resistance R61, resistance R60, resistance R54, resistance R56, resistance R55, Resistance R57, resistance R59, resistance R31, resistance R37, resistance R29, resistance R38, resistance R51, capacitor C27, twin voltage comparator U4A, resistance R52, slide rheostat W4, resistance R53, capacitor C26；
The PB4 pin of the 5th Master control chip ATMEGA128 base with the base stage of triode V1, triode V2 respectively Pole connection；
The collector of the triode V1 connects power supply；
One end of the resistance R1 is connect with the emitter of the emitter of triode V1, triode V2 respectively；
The other end of the resistance R1 is connect with the grid of one end of resistance R15, metal-oxide-semiconductor M7 respectively；
The other end of the resistance R15 is connect with the collector of the source electrode of metal-oxide-semiconductor M7, triode V2 respectively, and is grounded；
The drain electrode of the metal-oxide-semiconductor M7 passes through the external DC220V of resistance RX；
The PF1 pin of 5th Master control chip ATMEGA128 one end with one end of resistance R12, capacitor C18 respectively Connection；The other end of capacitor C18 is grounded；
The other end of the resistance R12 connects with one end of the output end of operational amplifier U5D, slide rheostat W2 respectively It connects；
The other end of the slide rheostat W2 is connect by resistance R16 with the negative input end of operational amplifier U5D；
The positive input terminal of the operational amplifier U5D passes sequentially through resistance R15, resistance R39 and operational amplifier U5C's Output end connection；
The resistance R15, resistance R39 indirectly；
The negative input end of the operational amplifier U5D is connect by resistance R3 with the output end of operational amplifier U5C；
The output end of a termination operational amplifier U5C of the resistance R13, bearing for another termination operational amplifier U5C are defeated Enter end；
The positive input terminal of the operational amplifier U5C is connect with one end of one end of resistance R14, resistance R22 respectively；It is described The other end of resistance R14 is grounded；
The other end of the resistance R22 is connect with one end of one end of resistance R58, resistance R60 respectively, and is grounded；
The negative input end of the operational amplifier U5C by resistance R21 respectively with the other end of resistance R58, resistance R60 Other end connection；
The resistance R61, resistance R36 be connected in parallel after a terminating resistor R58 one end, another terminating resistor R56's One end；
The resistance R56, resistance R54 be connected in parallel after a terminating resistor R61 one end, another terminating resistor R57's One end；
The resistance R57, resistance R55 be connected in parallel after a terminating resistor R56 one end, another terminating resistor R31's One end；
The resistance R31, resistance R59 be connected in parallel after a terminating resistor R57 one end, another terminating resistor R29's One end；
The resistance R29, resistance R37 be connected in parallel after a terminating resistor R31 one end, another termination DC220V；
The PF0 pin of the 5th Master control chip ATMEGA128 respectively with one end of resistance R53, capacitor C26 one End connection；The other end of the capacitor C26 is grounded；
The other end of resistance R53 one end with the output end of twin voltage comparator U4A, slide rheostat W4 respectively Connection；
The other end of the slide rheostat W4 is grounded by resistance R52；
The negative input of the twin voltage comparator U4A terminates between slide rheostat W4 and resistance R52；
The positive input terminal of the twin voltage comparator U4A passes sequentially through capacitor by resistance R51 external impressed current transmitter C27, resistance R38 are connect with current transducer；
The common end grounding of the capacitor C27, resistance R38.
Working principle of the utility model is: battery balanced sulphur removal module be used to acquire the electric current of battery, voltage, by pair Battery carries out balanced sulphur removal, when the maximum differential pressure between single battery is more than certain value, just local-monitoring device into Row alarm；Battery temperature detection module is used to acquire the temperature on single battery surface, when temperature mistake occurs in single battery It when fire occurs in high or battery, is alerted by local-monitoring device, when the temperature is excessively high, local-monitoring device is by filling Motor communication unit controls charger charge switch and disconnects；Feeder switch amount module be used for acquire each feeder line branch switch conjunction, Quartile is set and trip condition, and data transmission local-monitoring device is monitored display；The local-monitoring device will be each The collected data of substation uniformly upload to data center server, are uniformly processed, finally remote control terminal into Row unified monitoring is shown.
The beneficial effects of the utility model are as follows: the utility model is detected by battery balanced sulphur removal module, battery temperature Module, battery intelligent discharge load, feeder switch amount module are acquired battery all data, are uploaded to local monitor dress It sets, local-monitoring device is uploaded to remote monitoring terminal by data center server, carries out to the operating status of battery complete Face remotely monitors online, to battery state of cure (vulcanization) is alleviated, improves deterioration and operation conditions, realization has stored battery Remote core holds charge and discharge, improves the working efficiency of battery service, the labor intensity for reducing staff, improves work item Part reduces the operation and maintenance cost of communication DC power supply.
Detailed description of the invention
Fig. 1 is the present embodiment electric storage battery intelligent online maintenance system.
Fig. 2 is the first power module circuitry connection figure of the present embodiment current acquisition module.
Fig. 3 is the first main control chip circuit connection diagram of the present embodiment current acquisition module.
Fig. 4 is part the first power module circuitry connection figure and the first RS485 communication of the present embodiment current acquisition module Modular circuit connection figure.
Fig. 5 is the circuit connection diagram of the analog signal conditioning circuit of the present embodiment current acquisition module.
Fig. 6 is the current collector circuit connection diagram of the present embodiment current acquisition module.
Fig. 7 is the second Master control chip MSP430f2351 circuit connection diagram of the present embodiment equilibrium sulphur removal module.
Fig. 8 is the circuit connection diagram of the cell voltage selection switching circuit of the present embodiment equilibrium sulphur removal module.
Fig. 9 is the circuit connection diagram of the charge switch circuit of the present embodiment equilibrium sulphur removal module, discharge switching circuit.
Figure 10 is the voltage acquisition module circuit connection diagram of the present embodiment equilibrium sulphur removal module.
Figure 11 is the second power supply module circuit connection diagram of the present embodiment equilibrium sulphur removal module.
Figure 12 is the 2nd RS485 communication module circuitry connection figure of the present embodiment equilibrium sulphur removal module.
Figure 13 is the third Master control chip MSP430FAE253 circuit connection diagram of the present embodiment battery temperature detection module.
Figure 14 is the digital temperature sensor circuit connection diagram of the present embodiment battery temperature detection module.
Figure 15 is the 3rd RS485 communication module and part third power module electricity of the present embodiment battery temperature detection module Road circuit connection diagram.
Figure 16 is the third power module circuitry circuit connection diagram of the present embodiment battery temperature detection module.
Figure 17 is a part of circuit connection diagram of the present embodiment feeder switch amount module.
Figure 18 is another part circuit connection diagram of the present embodiment feeder switch amount module.
Figure 19 is a part of circuit connection diagram of the present embodiment battery intelligent discharge load.
Figure 20 is another part circuit connection diagram of the present embodiment battery intelligent discharge load.
Figure 21 is the remainder circuit connection diagram of the present embodiment battery intelligent discharge load.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
Embodiment 1
As shown in Figure 1, a kind of electric storage battery intelligent online maintenance system, including remote monitoring terminal, data center's clothes Business device, local-monitoring device, battery balanced sulphur removal module, battery temperature detection module, battery intelligent discharge load, feeder switch Measure module；The battery balanced sulphur removal module, battery temperature detection module, battery intelligent discharge load, feeder switch amount module Communicated to connect with local-monitoring device；The local-monitoring device external charge machine communication unit, to be connect with charger； The charger is connect by power cable with battery group；
The local-monitoring device acquires single battery voltage and internal resistance by battery balanced sulphur removal module, controls electric power storage The online balanced and line pulse resonance sulphur removal activation in pond；
The local-monitoring device acquires each single battery temperature of battery group by battery temperature detection module；
The battery intelligent discharge load is connect with battery group, is carried out by DC/AC inverting to battery group distant Control electric discharge；
The local-monitoring device acquires splitting or integrating position and the tripping of each feeder line branch switch by feeder switch amount module Situation；
The data center server is installed on communication machine room, and the data center server and local-monitoring device news are logical Connection for receiving the data of local-monitoring device upload, and handles data, is analyzed；The remote monitoring terminal with Data center server communication connection, for showing various data informations, warning information, parameter modification.
Local-monitoring device described in the utility model is installed on each transformer substation end, by RS485 bus with it is battery balanced Sulphur removal module, battery temperature detection module, battery intelligent discharge load, the connection of feeder switch amount module；Each local monitor dress The corresponding storage batteries of transformer substation of monitoring is set,
The present embodiment acquires electric power storage by battery balanced sulphur removal module, battery temperature detection module, feeder switch amount module The various operation datas of cell system, such as charger operating status, busbar voltage and electric current, cell voltage and internal resistance, temperature, feeder line Switch state etc. is collected on local-monitoring device and is managed collectively, and by being made of optical fiber ring network, serial server etc. Network communication layer collected all information are transmitted to data center server, central server stores information, processing Afterwards, distribution information makes it in the browsable direct current to each substation of remote control terminal to each terminal of long-range supervisory layers All information of source system.Simultaneously remote monitoring terminal can information to any one substation and parameter be modified setting, and The related remotes controls such as the switching of the DC power system method of operation, battery remote control charge and discharge are provided.
Battery balanced sulphur removal module described in the present embodiment includes current acquisition module, several balanced sulphur removal modules；It is described Current acquisition module, several balanced sulphur removal modules are communicated to connect with local-monitoring device respectively；
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, the current acquisition module includes the first power module, the first RS485 Communication module, current collector, analog signal conditioning circuit, the first Master control chip；First power module is respectively with One RS485 communication module, analog signal conditioning circuit, the connection of the first Master control chip；The first RS485 communication module and master Control chip connection；The current collector is connect by analog signal conditioning circuit with the first Master control chip；Described first RS485 communication module and local-monitoring device communicate to connect.
As shown in Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, the equilibrium sulphur removal module includes voltage acquisition module, quilt Dynamic balance module, second power supply module, the 2nd RS485 communication module, the second Master control chip MSP430f2351；It is described passive Balance module includes charge switch circuit, discharge switching circuit, several cell voltages selection switching circuit；The second source Module respectively with voltage acquisition module, passive balance module, the 2nd RS485 communication module, the second Master control chip MSP430f2351 connection；The 2nd RS485 communication module and local-monitoring device communicate to connect.
The input terminal of the cell voltage selection switching circuit is connect with the positive and negative electrode of single battery respectively；The electricity The output end of cell voltage selection switching circuit is connect with charge switch circuit, discharge switching circuit respectively；The cell voltage choosing Select the control terminal of switching circuit, the control terminal of charge switch circuit, the control terminal of discharge switching circuit respectively with the second main control Chip MSP430f2351 connection；
The input terminal of the voltage acquisition module is connect with the output end of cell voltage selection switching circuit, and the voltage is adopted The output end of collection module is connect with the second Master control chip MSP430f2351；
The 2nd RS485 communication module is connect with the second Master control chip MSP430f2351；
One end of the analog signal conditioning circuit is connect with cell voltage selection switching circuit output end.
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, the current collector uses Hall sensor, first main control Chip model uses MSP430F single-chip microcontroller；As shown in figure 5, the analog signal conditioning circuit include resistance RA1, resistance RA2, Resistance RA3, capacitor C12, two-way transient supression diode T2, resistance RH1, resistance RH2, resistance RH3, capacitor C11, two-way transition Inhibit diode T1, operational amplifier AD8607, analog switch IC chip 74HC4052；
The S0 pin of the analog switch IC chip 74HC4052 is connect with the I/O port P10 of MSP430F single-chip microcontroller；
The S1 pin of the analog switch IC chip 74HC4052 is connect with the I/O port P11 of MSP430F single-chip microcontroller；
The AN pin of the analog switch IC chip 74HC4052 is connect with the I/O port P15 of MSP430F single-chip microcontroller；
The analog switch IC chip 74HC4052'sPin is connect with the I/O port P13 of MSP430F single-chip microcontroller；
A0, A1 of the analog switch IC chip 74HC4052, A2, A3, VEE, GND pin ground connection；
The BN pin of the analog switch IC chip 74HC4052 is connect with 3 pins of operational amplifier AD8607；
7 pins of the operational amplifier AD8607 are connect with 6 pins of operational amplifier AD8607；
2 pins of the operational amplifier AD8607 are connect with 1 pin of operational amplifier AD8607, operational amplifier 1 pin of AD8607 is connect with the I/O port P14 of MSP430F single-chip microcontroller；
The B1 pin of the analog switch IC chip 74HC4052 respectively with one end of two-way transient supression diode T2, One end connection of the anode, resistance RA3 of capacitor C12；
The other end of the two-way transient supression diode T2, the cathode of capacitor C11 are grounded；
The other end of the resistance RA3 is connect with one end of one end of resistance RA1, resistance RA2 respectively；
The other end of the resistance RA2 is grounded；Another termination Hall sensor of the resistance RA1；
The B0 pin of the analog switch IC chip 74HC4052 respectively with one end of two-way transient supression diode T1, One end connection of the anode, resistance RH3 of capacitor C11；
The other end of the two-way transient supression diode T1, the cathode of capacitor C11 are grounded；
The other end of the resistance RH3 is connect with one end of one end of resistance RH1, resistance RH2 respectively；
The other end of the resistance RH2 is grounded；Another termination cell voltage of the resistance RH1 selects the defeated of switching circuit Outlet.
As shown in Figure 2 and Figure 3, first power module includes AD-DC power module LH25-10B, capacitor E01, electricity Hold E30, capacitor C7, capacitor C8, isolated power supply modules A 0515S, DC-DC power module WRB4805CS, linear voltage regulator SPX3819M5, inductance L2, capacitor E32, capacitor C4, capacitor Cdi, capacitor C6, capacitor Cdo, inductance L1, power module B0505LM, capacitor E31, resistance R23, capacitor C3；
L, N, FG pin of the AD-DC power module LH25-10B, which respectively corresponds, connects the end alternating current PL, PN, FG；
The V+ pin of the AD-DC power module LH25-10B connects the I+ pin of DC-DC power module WRB4805CS；
The V- pin of the AD-DC power module LH25-10B connects the I- pin of DC-DC power module WRB4805CS；
The V+ pin of the AD-DC power module LH25-10B connects the anode of capacitor E01, the AD-DC power module The V- pin of LH250-10B connects the cathode of capacitor E01；
+ O the pin of the DC-DC power module WRB4805CS passes through the I+ of inductance L1 and isolated power supply modules A 0515S Pin connection；
- O the pin of the DC-DC power module WRB4805CS is grounded, and the cathode of shunt-wound capacitance E32, capacitor E32 is just Pole connects the CS pin of DC-DC power module WRB4805CS；
The I- pin of the isolated power supply modules A 0515S is grounded, and the anode of the capacitor E30 connects isolated power supply module The I+ pin of A0515S, the cathode of capacitor E30 connect the I- pin of isolated power supply modules A 0515S；
+ O the pin of the isolated power supply modules A 0515S connects the positive pin of Hall sensor；
The capacitor C7 mono- terminates the+O pin of isolated power supply modules A 0515S, another termination isolated power supply modules A 0515S G pin, the isolated power supply modules A 0515S G pin ground connection；
- O the pin of the isolated power supply modules A 0515S connects the negative pin of Hall sensor；
+ O the pin of the DC-DC power module WRB4805CS passes through inductance L2's and linear voltage regulator SPX3819M5 The connection of IN pin；
Between the IN pin of end a Jie inductance L2 and linear voltage regulator SPX3819M5 of the capacitor C4, capacitor C4's Other end ground connection；
The anode of the capacitor Cdi is connect with the IN pin of linear voltage regulator SPX3819M5, EN pin respectively, capacitor Cdi Cathode ground connection；
The OUT pin of the linear voltage regulator SPX3819M5 exports 3.3V power supply, and respectively the first RS485 communicates mould Block, analog signal conditioning circuit, the first Master control chip provide power supply；First Master control chip uses MSP430F monolithic Machine；
The OUT pin of the linear voltage regulator SPX3819M5 connects the anode of capacitor Cdo, the cathode ground connection of capacitor Cdo；
The RST pin of the linear voltage regulator SPX3819M5 is grounded by capacitor C6；
+ I the pin of the power module B0505LM connect inductance L1 and isolated power supply modules A 0515S+I pin it Between；
- I the pin of the power module B0505LM is grounded；
The anode of the capacitor E31 connects the+I pin of power module B0505LM, and the cathode of capacitor E31 connects power module - I the pin of B0505LM；
+ O pin output+the 5V of the power module B0505LM, provides power supply for the first RS485 communication module, + O the pin of B0505LM passes through resistance R23, capacitor C3 ground connection respectively.
The first detailed circuit connection of RS485 communication module of current acquisition module described in the present embodiment, as shown in Fig. 4, The circuit connection of first RS485 communication module is prior art content, is not described in detail herein.Shown first RS485 communication Module is communicated to connect by RS485 communication line and local-monitoring device.
The working principle of the current acquisition module: acquiring the size of current of accumulator cell charging and discharging using Hall sensor, It is filtered, amplify by analog signal conditioner etc. by the current data that Hall sensor acquires and be transferred to first after handling and lead It controls and local-monitoring device is uploaded to by the first RS485 communication module after chip is handled.
As shown in figure 8, the cell voltage selection switching circuit includes photoelectrical coupler M1, photoelectrical coupler M2；It is described Photoelectrical coupler M1, photoelectrical coupler M2 model are 41A06S；
1 pin of the photoelectrical coupler M1 connects the I/O port of the second Master control chip MSP430f2351；
2 pins of the photoelectrical coupler M1 are grounded；
The anode of the external single battery of 3 pins of the photoelectrical coupler M1；
4 pins of the photoelectrical coupler M1 be output end, respectively with the other end of resistance RH1, charge switch circuit, put Electric switch circuit connection；
1 pin of the photoelectrical coupler M2 is control terminal, connects the I/O port of the second Master control chip MSP430f2351；
2 pins of the photoelectrical coupler M2 are grounded；
The cathode of the 3 pin single batteries of the photoelectrical coupler M2；
4 pins of the photoelectrical coupler M2 are grounded；
The cell voltage selects switching circuit quantity for 12 tunnels；12 road cell voltages select switching circuit to acquire 12 The single battery of series connection, 12 road cell voltages select the output end in switching circuit to be connected in parallel, 12 road cell voltages Select control terminal different from the second Master control chip MSP430f2351 I/O port connections respectively in switching circuit；
As shown in figure 9, the charge switch circuit includes metal-oxide-semiconductor Q1, resistance RM25, photoelectrical coupler U6, resistance R6, electricity Hinder R01, power module U8, capacitor C81；The photoelectrical coupler U6 model TLP250, power module U8 model B0512LM；
The source electrode of the metal-oxide-semiconductor Q1 is connect by R01 with 4 pins of photoelectrical coupler M1；
The drain electrode of the metal-oxide-semiconductor Q1 is connect with second power supply module；
The grid of the metal-oxide-semiconductor Q1 is connect with two OUT terminal mouths of photoelectrical coupler U6 respectively by resistance RM25；
2 pins of the photoelectrical coupler U6 are connect with the I/O port of the second Master control chip MSP430f2351；
3 pins of the photoelectrical coupler U6 are grounded；
The VCC pin of the photoelectrical coupler U6 is connect with+O the pin of power module U8；
The GND pin of the photoelectrical coupler U6 is connect with-O the pin of power module U8；
The I+ pin of a termination power module U8 of the capacitor C81, the I- pin of another termination power module；
The I+ pin of the power module U8 connects second power supply module；
As shown in figure 9, the discharge switching circuit includes metal-oxide-semiconductor Q2, resistance RM26, photoelectrical coupler U7, resistance R7, electricity Source module U9, capacitor C91；The photoelectrical coupler U7 model 41A06S, the power module U9 model B0512LM；
The drain electrode of the metal-oxide-semiconductor Q2 is connect with the source electrode of metal-oxide-semiconductor Q1；
The source electrode of the metal-oxide-semiconductor Q2 is grounded；
The grid of the metal-oxide-semiconductor Q2 is connect with two OUT terminal mouths of photoelectrical coupler U7 respectively by RM26；
2 pins of the photoelectrical coupler U7 pass through the I/O port of resistance R7 and the second Master control chip MSP430f2351 Connection；
3 pins of the photoelectrical coupler U7 are grounded；
The VCC pin of the photoelectrical coupler U7 is connect with+O the pin of power module U9；
The GND pin of the photoelectrical coupler U7 is connect with-O the pin of power module U9；
The I+ pin of a termination power module U9 of the capacitor C91, the I- pin of another termination power module U9；
The I+ pin of the power module U9 is connect with second power supply module, the I- pin ground connection of power module U9.
As shown in Figure 10, the voltage acquisition module includes twin voltage comparator U4, capacitor C51, two-way transient supression two Pole pipe T2；The twin voltage comparator U4 model LM393；
6 pins of the twin voltage comparator U4 are connect with 7 pins；
5 pins of the twin voltage comparator U4 are grounded, and are connect with one end of capacitor C51；
8 pins of the twin voltage comparator U4 connect second power supply module, and connect with the other end of capacitor C51；
1 pin of the twin voltage comparator U4 is connect with 2 pins is followed by the second Master control chip MSP430f2351's I/O port；
3 pins of the twin voltage comparator U4 connect the I/O port of the second Master control chip MSP430f2351, and pass through electricity Resistance R51 is connect with 4 pins of the photoelectrical coupler M1；
3 pins of a termination twin voltage comparator U4 of the two-way transient supression diode T2, another termination twin voltage 4 pins of comparator U4；The 4 pins ground connection of twin voltage comparator U4 simultaneously.
Figure 10 is the voltage acquisition module circuit connection diagram of balanced sulphur removal module, and Figure 11 is the present embodiment equilibrium sulphur removal module Second power supply module circuit connection diagram, Figure 12 be the present embodiment equilibrium sulphur removal module the 2nd RS485 communication module circuitry connect Map interlinking, this several partial content is prior art part, therefore is not described in detail.
Balanced sulphur removal module working principle described in the present embodiment: the second Master control chip MSP430f2351 passes through control Cell voltage selects the photoelectrical coupler selection in switching circuit to carry out charge and discharge control to corresponding single battery, to charging The monomer of overtension carries out discharge treatment in the process, carries out charging process to monomer under-voltage in discharge process, guarantees electric power storage The differential pressure of pond group monomer is within the threshold range of setting.Single battery is adopted by voltage acquisition module circuit simultaneously Collecting voltage is handled the voltage transmission of acquisition into the second Master control chip MSP430f2351, finally by second RS485 communication module uploads in local-monitoring device.
As shown in Figure 13, Figure 14, Figure 15, Figure 16, the battery temperature detection module includes several digital temperatures sensing Device, third Master control chip MSP430FAE253, the 3rd RS485 communication module ADM2483, third power module circuitry；It is described Digital temperature sensor model DS18b20；
The third power module circuitry communicates mould with third Master control chip MSP430FAE253, the 3rd RS485 respectively Block ADM2483 connection；
Several described digital temperature sensors are connect after being connected in parallel with third Master control chip MSP430FAE253；
The digital temperature sensor is arranged on single battery surface；
The third Master control chip MSP430FAE253 is connect with the 3rd RS485 communication module ADM2483；
The 3rd RS485 communication module ADM2483 and local-monitoring device is communicated to connect.
As shown in figure 14, digital temperature sensor described in the present embodiment is 8 tunnels；The digital temperature sensor setting is storing Battery cell surface, 1 pin of digital temperature sensor connect the AVCC pin of third Master control chip MSP430FAE253, number 2 pins of word temperature sensor connect the P1.0 pin of third Master control chip MSP430FAE253, and the 3 of digital temperature sensor Pin ground connection；Specifically, the 8 detailed connection figure of railway digital temperature sensor, as shown in figure 14.
As shown in figure 15, the RXD pin of the 3rd RS485 communication module ADM2483 connects third Master control chip The P1.4 pin of MSP430FAE253；
The TXD pin of the 3rd RS485 communication module ADM2483 connects third Master control chip MSP430FAE253's P1.3 pin；
DE, RE pin of the 3rd RS485 communication module ADM2483 with third Master control chip The P1.2 pin of MSP430FAE253 connects.
The 3rd RS485 communication module, the third power module circuitry, third of battery temperature detection module described in the present embodiment The detailed circuit of Master control chip MSP430FAE253 connects, and as shown in Figure 15,16,13, the contents of the section is the prior art, In This is not described in detail.
The working principle of the battery temperature detection module: using digital temperature sensor acquisition single battery surface Temperature, the temperature and the temperature of itself of environment where battery can be acquired, and temperature data is transferred to third master control coremaking Piece MSP430FAE253 is handled, and is such as stored temperature data uploading to local-monitoring device by the 3rd RS485 communication module Battery is excessively high, and local-monitoring device carries out alarm or power down process.
As shown in Figure 17,18, the feeder switch amount module includes the 4th Master control chip MSP430FAE253, the 4th electricity Source module circuit, 16 channel analog multiplexer CD74HC4067, the 4th RS485 communication module ADM2483, several switches Measure Acquisition Circuit；
4th power module circuitry is multiple with the 4th Master control chip MSP430FAE253,16 channel analogy multichannels respectively With device CD74HC4067, the 4th RS485 communication module ADM2483, the connection of several switch quantity acquisition circuits；Described 4th RS485 communication module ADM2483 and local-monitoring device communicate to connect.
The 16 channel analog multiplexer CD74HC4067, the 4th RS485 communication module ADM2483 and the 4th master Control chip MSP430FAE253 connection；
Several described switch quantity acquisition circuits are connect with 16 channel analog multiplexer CD74HC4067, the switch Measure the positive and negative both ends of Acquisition Circuit outside connected switch.
As shown in Figure 17, Figure 18, the switch quantity acquisition circuit quantity is 8 tunnels；The switch quantity acquisition circuit includes electricity Hinder R1, resistance R2, photoelectrical coupler PS2505, resistance 33；
1 pin of the photoelectrical coupler PS2505 passes through the anode of resistance R1 outside connected switch；
2 pins of the photoelectrical coupler PS2505 pass through the cathode of resistance R2 outside connected switch；
3 pins of the photoelectrical coupler PS2505 connect 16 channel analogy multichannels by resistance R33 and answer as output end With the Y input pin of device CD74HC4067；
4 pins of the photoelectrical coupler PS2505 are grounded by resistance 33, and 4 pins of photoelectrical coupler PS2505 connect 3.3V power supply；
The positive and negative electrode of the external different switch of 1,2 pins in the 8 way switch amount Acquisition Circuit, 3 pins connect 16 channels Analog multiplexer CD74HC4067 different Y input pins；
The S0 pin of the 16 channel analog multiplexer CD74HC4067 connects the 4th Master control chip The P1.5 pin of MSP430FAE253；
The S1 pin of the 16 channel analog multiplexer CD74HC4067 connects the 4th Master control chip The P1.1 pin of MSP430FAE253；
The P2.0 pin of the 4th Master control chip MSP430FAE253 connects 16 channel analog multiplexers 13 pins of CD74HC4067；
The P2.0 pin of the 4th Master control chip MSP430FAE253 connects 16 channel analog multiplexers 14 pins of CD74HC4067；
The P2.0 pin of the 4th Master control chip MSP430FAE253 connects 16 channel analog multiplexers 15 pins of CD74HC4067；
The P1.2 pin of the 4th Master control chip MSP430FAE253 connects the 4th RS485 communication module ADM2483's CS pin；
The P1.4 pin of the 4th Master control chip MSP430FAE253 connects the 4th RS485 communication module ADM2483's RXD pin；
The P1.3 pin of the 4th Master control chip MSP430FAE253 connects the 4th RS485 communication module ADM2483's TXD pin；
The external RS485 communication line of A, B pin of the 4th RS485 communication module ADM2483.
4th Master control chip MSP430FAE253, the 4th power module circuitry, the 4th RS485 described in the present embodiment The connection of communication module ADM2483 detailed circuit, is shown in Figure 17, Figure 18, and the contents of the section is prior art content, herein no longer in detail Description.
The working principle of the feeder switch amount module: the acquisition of switch quantity acquisition circuit is connected to the both ends of switch, when When closing the switch, switch quantity acquisition circuit is short-circuited, and when the switches are opened, thus switch quantity acquisition circuit work judges that this is opened It closes and whether works, the 4th Master control chip MSP430FAE253 carries out processing judgement to whether switch works, and by treated Data are uploaded on local-monitoring device by the 4th RS485 communication module ADM2483.
As shown in Figure 19, Figure 20, Figure 21, the battery intelligent discharge load includes the 5th Master control chip ATMEGA128, the 5th RS485 communication module, triode V1, triode V2, resistance R1, resistance R15, metal-oxide-semiconductor M7, resistance RX, Capacitor C18, resistance R12, slide rheostat W2, resistance R16, resistance R3, resistance R15, operational amplifier U5D, resistance R39, electricity Hinder R13, operational amplifier U5C, resistance R14, resistance R22, resistance R58, resistance R21, resistance R36, resistance R61, resistance R60, Resistance R54, resistance R56, resistance R55, resistance R57, resistance R59, resistance R31, resistance R37, resistance R29, resistance R38, resistance R51, capacitor C27, twin voltage comparator U4A, resistance R52, slide rheostat W4, resistance R53, capacitor C26；
The PB4 pin of the 5th Master control chip ATMEGA128 base with the base stage of triode V1, triode V2 respectively Pole connection；
The collector of the triode V1 connects power supply；
One end of the resistance R1 is connect with the emitter of the emitter of triode V1, triode V2 respectively；
The other end of the resistance R1 is connect with the grid of one end of resistance R15, metal-oxide-semiconductor M7 respectively；
The other end of the resistance R15 is connect with the collector of the source electrode of metal-oxide-semiconductor M7, triode V2 respectively, and is grounded；
The drain electrode of the metal-oxide-semiconductor M7 passes through the external DC220V of resistance RX；
The PF1 pin of the 5th Master control chip ATMEGA128 respectively with one end of resistance R12, capacitor C18 one End connection；The other end of capacitor C18 is grounded；
The other end of the resistance R12 connects with one end of the output end of operational amplifier U5D, slide rheostat W2 respectively It connects；
The other end of the slide rheostat W2 is connect by resistance R16 with the negative input end of operational amplifier U5D；
The positive input terminal of the operational amplifier U5D passes sequentially through resistance R15, resistance R39 and operational amplifier U5C's Output end connection；
The resistance R15, resistance R39 indirectly；
The negative input end of the operational amplifier U5D is connect by resistance R3 with the output end of operational amplifier U5C；
The output end of a termination operational amplifier U5C of the resistance R13, bearing for another termination operational amplifier U5C are defeated Enter end；
The positive input terminal of the operational amplifier U5C is connect with one end of one end of resistance R14, resistance R22 respectively；It is described The other end of resistance R14 is grounded；
The other end of the resistance R22 is connect with one end of one end of resistance R58, resistance R60 respectively, and is grounded；
The negative input end of the operational amplifier U5C by resistance R21 respectively with the other end of resistance R58, resistance R60 Other end connection；
The resistance R61, resistance R36 be connected in parallel after a terminating resistor R58 one end, another terminating resistor R56's One end；
The resistance R56, resistance R54 be connected in parallel after a terminating resistor R61 one end, another terminating resistor R57's One end；
The resistance R57, resistance R55 be connected in parallel after a terminating resistor R56 one end, another terminating resistor R31's One end；
The resistance R31, resistance R59 be connected in parallel after a terminating resistor R57 one end, another terminating resistor R29's One end；
The resistance R29, resistance R37 be connected in parallel after a terminating resistor R31 one end, another termination DC220V；
The PF0 pin of the 5th Master control chip ATMEGA128 respectively with one end of resistance R53, capacitor C26 one End connection；The other end of the capacitor C26 is grounded；
The other end of resistance R53 one end with the output end of twin voltage comparator U4A, slide rheostat W4 respectively Connection；
The other end of the slide rheostat W4 is grounded by resistance R52；
The negative input of the twin voltage comparator U4A terminates between slide rheostat W4 and resistance R52；
The positive input terminal of the twin voltage comparator U4A passes sequentially through capacitor by resistance R51 external impressed current transmitter C27, resistance R38 are connect with current transducer；
The common end grounding of the capacitor C27, resistance R38.
The 5th RS485 communication module detailed circuit connection, as shown in Figure 21, the contents of the section is the prior art, In This is not described in detail.
Shown battery intelligent discharge load carries out the remote control electric discharge of battery group using DC/AC inverting, and inversion electric energy returns Feedback type electronic load carries out three-phase current using modern power electronic control method and is uniformly controlled, can be by battery direct current output With sine wave inversion feedback grid, harmonic wave is low, and power factor is high, has no adverse effects to power grid and other production equipments.
The working principle of the present embodiment: battery balanced sulphur removal module is used to acquire the electric current of battery, voltage, by storage Battery carries out balanced sulphur removal, when the maximum differential pressure between single battery is more than certain value, just carries out in local-monitoring device Alarm；Battery temperature detection module is used to acquire temperature on single battery surface, when temperature occur excessively high for single battery Or battery is alerted, when the temperature is excessively high, local-monitoring device passes through charging by local-monitoring device when there is fire Machine communication unit controls charger charge switch and disconnects；Feeder switch amount module is used to acquire the splitting or integrating of each feeder line branch switch Position and trip condition, and data transmission local-monitoring device is monitored display；The local-monitoring device is by each change The collected data in power station uniformly upload to data center server, are uniformly processed, and finally carry out in remote control terminal Unified monitoring is shown.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and It is not limitations of the embodiments of the present invention.It is made within the spirit and principle of the present invention any to repair Change, equivalent replacement and improvement etc., should be included within the utility model scope of the claims.

Claims (10)

1. a kind of electric storage battery intelligent online maintenance system, it is characterised in that: including remote monitoring terminal, data center services Device, local-monitoring device, battery balanced sulphur removal module, battery temperature detection module, battery intelligent discharge load, feeder switch amount Module；The battery balanced sulphur removal module, battery temperature detection module, battery intelligent discharge load, feeder switch amount module are equal It is communicated to connect with local-monitoring device；The local-monitoring device external charge machine communication unit, to be connect with charger；
The local-monitoring device acquires single battery voltage and internal resistance by battery balanced sulphur removal module；
The local-monitoring device acquires each single battery temperature of battery group by battery temperature detection module；
The battery intelligent discharge load is connect with battery group；
The local-monitoring device acquires splitting or integrating position and the tripping shape of each feeder line branch switch by feeder switch amount module Condition；
The data center server and local-monitoring device communicate to connect, the remote monitoring terminal and data center server Communication connection.
2. electric storage battery intelligent online maintenance system according to claim 1, it is characterised in that: described battery balanced to remove Sulphur module includes current acquisition module, several balanced sulphur removal modules；The current acquisition module, several balanced sulphur removal modules It is communicated to connect respectively with local-monitoring device；
The current acquisition module includes the first power module, the first RS485 communication module, current collector, analog signal tune Manage circuit, the first Master control chip；First power module is electric with the first RS485 communication module, analog signal conditioner respectively Road, the connection of the first Master control chip；The first RS485 communication module is connect with Master control chip；The current collector is logical Analog signal conditioning circuit is crossed to connect with the first Master control chip；
The equilibrium sulphur removal module includes voltage acquisition module, passive balance module, second power supply module, the 2nd RS485 communication Module, the second Master control chip MSP430f2351；The passive balance module include charge switch circuit, discharge switching circuit, Several cell voltages select switching circuit；The second power supply module respectively with voltage acquisition module, passive balance module, Two RS485 communication modules, the second Master control chip MSP430f2351 connection；
The input terminal of the cell voltage selection switching circuit is connect with the positive and negative electrode of single battery respectively；The battery electricity The output end of pressure selection switching circuit is connect with charge switch circuit, discharge switching circuit respectively；The cell voltage selection is cut Change the control terminal of circuit, the control terminal of charge switch circuit, the control terminal of discharge switching circuit respectively with the second Master control chip MSP430f2351 connection；
The input terminal of the voltage acquisition module is connect with the output end of cell voltage selection switching circuit, the voltage acquisition mould The output end of block is connect with the second Master control chip MSP430f2351；
The 2nd RS485 communication module is connect with the second Master control chip MSP430f2351；
One end of the analog signal conditioning circuit is connect with cell voltage selection switching circuit output end.
3. electric storage battery intelligent online maintenance system according to claim 2, it is characterised in that: the current collector Using Hall sensor, the first Master control chip model uses MSP430F single-chip microcontroller；The analog signal conditioning circuit packet Include resistance RA1, resistance RA2, resistance RA3, capacitor C12, two-way transient supression diode T2, resistance RH1, resistance RH2, resistance RH3, capacitor C11, two-way transient supression diode T1, operational amplifier AD8607, analog switch IC chip 74HC4052；
The S0 pin of the analog switch IC chip 74HC4052 is connect with the I/O port P10 of MSP430F single-chip microcontroller；
The S1 pin of the analog switch IC chip 74HC4052 is connect with the I/O port P11 of MSP430F single-chip microcontroller；
The AN pin of the analog switch IC chip 74HC4052 is connect with the I/O port P15 of MSP430F single-chip microcontroller；
The analog switch IC chip 74HC4052'sPin is connect with the I/O port P13 of MSP430F single-chip microcontroller；
A0, A1 of the analog switch IC chip 74HC4052, A2, A3, VEE, GND pin ground connection；
The BN pin of the analog switch IC chip 74HC4052 is connect with 3 pins of operational amplifier AD8607；
7 pins of the operational amplifier AD8607 are connect with 6 pins of operational amplifier AD8607；
2 pins of the operational amplifier AD8607 are connect with 1 pin of operational amplifier AD8607, operational amplifier AD8607 1 pin connect with the I/O port P14 of MSP430F single-chip microcontroller；
The B1 pin of the analog switch IC chip 74HC4052 respectively with one end of two-way transient supression diode T2, capacitor One end connection of the anode, resistance RA3 of C12；
The other end of the two-way transient supression diode T2, the cathode of capacitor C11 are grounded；
The other end of the resistance RA3 is connect with one end of one end of resistance RA1, resistance RA2 respectively；
The other end of the resistance RA2 is grounded；Another termination Hall sensor of the resistance RA1；
The B0 pin of the analog switch IC chip 74HC4052 respectively with one end of two-way transient supression diode T1, capacitor One end connection of the anode, resistance RH3 of C11；
The other end of the two-way transient supression diode T1, the cathode of capacitor C11 are grounded；
The other end of the resistance RH3 is connect with one end of one end of resistance RH1, resistance RH2 respectively；
The other end of the resistance RH2 is grounded；The output of another termination cell voltage selection switching circuit of the resistance RH1 End.
4. electric storage battery intelligent online maintenance system according to claim 3, it is characterised in that: the cell voltage choosing Selecting switching circuit includes photoelectrical coupler M1, photoelectrical coupler M2；The photoelectrical coupler M1, photoelectrical coupler M2 model are 41A06S；
1 pin of the photoelectrical coupler M1 connects the I/O port of the second Master control chip MSP430f2351；
2 pins of the photoelectrical coupler M1 are grounded；
The anode of the external single battery of 3 pins of the photoelectrical coupler M1；
4 pins of the photoelectrical coupler M1 are output end, are opened respectively with the other end of resistance RH1, charge switch circuit, electric discharge Close circuit connection；
1 pin of the photoelectrical coupler M2 is control terminal, connects the I/O port of the second Master control chip MSP430f2351；
2 pins of the photoelectrical coupler M2 are grounded；
The cathode of the 3 pin single batteries of the photoelectrical coupler M2；
4 pins of the photoelectrical coupler M2 are grounded；
The cell voltage selects switching circuit quantity for 12 tunnels；12 road cell voltages select switching circuit to acquire 12 series connection companies The single battery connect, 12 road cell voltages select the output end in switching circuit to be connected in parallel, and the selection of 12 road cell voltages is cut Change the I/O port connection different from the second Master control chip MSP430f2351 respectively of control terminal in circuit；
The charge switch circuit includes metal-oxide-semiconductor Q1, resistance RM25, photoelectrical coupler U6, resistance R6, resistance R01, power module U8, capacitor C81；The photoelectrical coupler U6 model TLP250, power module U8 model B0512LM；
The source electrode of the metal-oxide-semiconductor Q1 is connect by R01 with 4 pins of photoelectrical coupler M1；
The drain electrode of the metal-oxide-semiconductor Q1 is connect with second power supply module；
The grid of the metal-oxide-semiconductor Q1 is connect with two OUT terminal mouths of photoelectrical coupler U6 respectively by resistance RM25；
2 pins of the photoelectrical coupler U6 are connect with the I/O port of the second Master control chip MSP430f2351；
3 pins of the photoelectrical coupler U6 are grounded；
The VCC pin of the photoelectrical coupler U6 is connect with+O the pin of power module U8；
The GND pin of the photoelectrical coupler U6 is connect with-O the pin of power module U8；
The I+ pin of a termination power module U8 of the capacitor C81, the I- pin of another termination power module；
The I+ pin of the power module U8 connects second power supply module；
The discharge switching circuit includes metal-oxide-semiconductor Q2, resistance RM26, photoelectrical coupler U7, resistance R7, power module U9, capacitor C91；
The drain electrode of the metal-oxide-semiconductor Q2 is connect with the source electrode of metal-oxide-semiconductor Q1；
The source electrode of the metal-oxide-semiconductor Q2 is grounded；
The grid of the metal-oxide-semiconductor Q2 is connect with two OUT terminal mouths of photoelectrical coupler U7 respectively by RM26；
2 pins of the photoelectrical coupler U7 are connect by resistance R7 with the I/O port of the second Master control chip MSP430f2351；
3 pins of the photoelectrical coupler U7 are grounded；
The VCC pin of the photoelectrical coupler U7 is connect with+O the pin of power module U9；
The GND pin of the photoelectrical coupler U7 is connect with-O the pin of power module U9；
The I+ pin of a termination power module U9 of the capacitor C91, the I- pin of another termination power module U9；
The I+ pin of the power module U9 is connect with second power supply module, the I- pin ground connection of power module U9.
5. electric storage battery intelligent online maintenance system according to claim 4, it is characterised in that: the voltage acquisition mould Block includes twin voltage comparator U4, capacitor C51, two-way transient supression diode T2；The twin voltage comparator U4 model LM393；
6 pins of the twin voltage comparator U4 are connect with 7 pins；
5 pins of the twin voltage comparator U4 are grounded, and are connect with one end of capacitor C51；
8 pins of the twin voltage comparator U4 connect second power supply module, and connect with the other end of capacitor C51；
1 pin of the twin voltage comparator U4 connect the end IO for being followed by the second Master control chip MSP430f2351 with 2 pins Mouthful；
3 pins of the twin voltage comparator U4 connect the I/O port of the second Master control chip MSP430f2351, and pass through resistance R51 is connect with 4 pins of the photoelectrical coupler M1；
3 pins of a termination twin voltage comparator U4 of the two-way transient supression diode T2, another termination twin voltage compare 4 pins of device U4；The 4 pins ground connection of twin voltage comparator U4 simultaneously.
6. electric storage battery intelligent online maintenance system according to claim 1, it is characterised in that: the battery temperature inspection Surveying module includes several digital temperature sensors, third Master control chip MSP430FAE253, the 3rd RS485 communication module ADM2483, third power module circuitry；
The third power module circuitry respectively with third Master control chip MSP430FAE253, the 3rd RS485 communication module ADM2483 connection；
Several described digital temperature sensors are connect after being connected in parallel with third Master control chip MSP430FAE253；
The digital temperature sensor is arranged on single battery surface；
The third Master control chip MSP430FAE253 is connect with the 3rd RS485 communication module ADM2483.
7. electric storage battery intelligent online maintenance system according to claim 6, it is characterised in that: the digital temperature passes Sensor is 8 tunnels；The digital temperature sensor is arranged on single battery surface, and 1 pin of digital temperature sensor connects third 2 pins of the AVCC pin of Master control chip MSP430FAE253, digital temperature sensor connect third Master control chip The P1.0 pin of MSP430FAE253, the 3 pins ground connection of digital temperature sensor；
The P1.4 that the RXD pin of the 3rd RS485 communication module ADM2483 meets third Master control chip MSP430FAE253 draws Foot；
The P1.3 that the TXD pin of the 3rd RS485 communication module ADM2483 meets third Master control chip MSP430FAE253 draws Foot；
DE, RE pin of the 3rd RS485 communication module ADM2483 is with third Master control chip MSP430FAE253's The connection of P1.2 pin.
8. electric storage battery intelligent online maintenance system according to claim 1, it is characterised in that: the feeder switch amount Module includes the 4th Master control chip MSP430FAE253, the 4th power module circuitry, 16 channel analog multiplexers CD74HC4067, the 4th RS485 communication module ADM2483, several switch quantity acquisition circuits；
4th power module circuitry respectively with the 4th Master control chip MSP430FAE253,16 channel analog multiplexers CD74HC4067, the 4th RS485 communication module ADM2483, the connection of several switch quantity acquisition circuits；
The 16 channel analog multiplexer CD74HC4067, the 4th RS485 communication module ADM2483 and the 4th master control coremaking Piece MSP430FAE253 connection；
Several described switch quantity acquisition circuits are connect with 16 channel analog multiplexer CD74HC4067, and the switching value is adopted The positive and negative both ends of collector outside connected switch.
9. electric storage battery intelligent online maintenance system according to claim 8, it is characterised in that: the switch acquisition Circuit quantity is 8 tunnels；The switch quantity acquisition circuit includes resistance R1, resistance R2, photoelectrical coupler PS2505, resistance 33；
1 pin of the photoelectrical coupler PS2505 passes through the anode of resistance R1 outside connected switch；
2 pins of the photoelectrical coupler PS2505 pass through the cathode of resistance R2 outside connected switch；
3 pins of the photoelectrical coupler PS2505 connect 16 channel analog multiplexers as output end, and by resistance R33 The Y input pin of CD74HC4067；
4 pins of the photoelectrical coupler PS2505 are grounded by resistance 33, and 4 pins of photoelectrical coupler PS2505 connect 3.3V electricity Source；
The positive and negative electrode of the external different switch of 1,2 pins in the 8 way switch amount Acquisition Circuit, 3 pins connect 16 channel analogies Multiplexer CD74HC4067 different Y input pins；
The S0 pin of the 16 channel analog multiplexer CD74HC4067 connects the 4th Master control chip MSP430FAE253's P1.5 pin；
The S1 pin of the 16 channel analog multiplexer CD74HC4067 connects the 4th Master control chip MSP430FAE253's P1.1 pin；
The P2.0 pin of the 4th Master control chip MSP430FAE253 meets 16 channel analog multiplexer CD74HC4067 13 pins；
The P2.0 pin of the 4th Master control chip MSP430FAE253 meets 16 channel analog multiplexer CD74HC4067 14 pins；
The P2.0 pin of the 4th Master control chip MSP430FAE253 meets 16 channel analog multiplexer CD74HC4067 15 pins；
The CS that the P1.2 pin of the 4th Master control chip MSP430FAE253 meets the 4th RS485 communication module ADM2483 draws Foot；
The RXD that the P1.4 pin of the 4th Master control chip MSP430FAE253 meets the 4th RS485 communication module ADM2483 draws Foot；
The TXD that the P1.3 pin of the 4th Master control chip MSP430FAE253 meets the 4th RS485 communication module ADM2483 draws Foot；
The external RS485 communication line of A, B pin of the 4th RS485 communication module ADM2483.
10. electric storage battery intelligent online maintenance system according to claim 1, it is characterised in that: the battery intelligent Discharge load includes the 5th Master control chip ATMEGA128, the 5th RS485 communication module, triode V1, triode V2, resistance R1, resistance R15, metal-oxide-semiconductor M7, resistance RX, capacitor C18, resistance R12, slide rheostat W2, resistance R16, resistance R3, resistance R15, operational amplifier U5D, resistance R39, resistance R13, operational amplifier U5C, resistance R14, resistance R22, resistance R58, resistance R21, resistance R36, resistance R61, resistance R60, resistance R54, resistance R56, resistance R55, resistance R57, resistance R59, resistance R31, Resistance R37, resistance R29, resistance R38, resistance R51, capacitor C27, twin voltage comparator U4A, resistance R52, slide rheostat W4, Resistance R53, capacitor C26；
The PB4 pin of the 5th Master control chip ATMEGA128 connects with the base stage of triode V1, the base stage of triode V2 respectively It connects；
The collector of the triode V1 connects power supply；
One end of the resistance R1 is connect with the emitter of the emitter of triode V1, triode V2 respectively；
The other end of the resistance R1 is connect with the grid of one end of resistance R15, metal-oxide-semiconductor M7 respectively；
The other end of the resistance R15 is connect with the collector of the source electrode of metal-oxide-semiconductor M7, triode V2 respectively, and is grounded；
The drain electrode of the metal-oxide-semiconductor M7 passes through the external DC220V of resistance RX；
The PF1 pin of the 5th Master control chip ATMEGA128 connects with one end of one end of resistance R12, capacitor C18 respectively It connects；The other end of capacitor C18 is grounded；
The other end of the resistance R12 is connect with one end of the output end of operational amplifier U5D, slide rheostat W2 respectively；
The other end of the slide rheostat W2 is connect by resistance R16 with the negative input end of operational amplifier U5D；
The positive input terminal of the operational amplifier U5D passes sequentially through the output end of resistance R15, resistance R39 and operational amplifier U5C Connection；
The resistance R15, resistance R39 indirectly；
The negative input end of the operational amplifier U5D is connect by resistance R3 with the output end of operational amplifier U5C；
The output end of a termination operational amplifier U5C of the resistance R13, the negative input of another termination operational amplifier U5C End；
The positive input terminal of the operational amplifier U5C is connect with one end of one end of resistance R14, resistance R22 respectively；The resistance The other end of R14 is grounded；
The other end of the resistance R22 is connect with one end of one end of resistance R58, resistance R60 respectively, and is grounded；
The negative input end of the operational amplifier U5C by resistance R21 respectively with the other end of resistance R58, resistance R60 it is another End connection；
The resistance R61, resistance R36 be connected in parallel after a terminating resistor R58 one end, one end of another terminating resistor R56；
The resistance R56, resistance R54 be connected in parallel after a terminating resistor R61 one end, one end of another terminating resistor R57；
The resistance R57, resistance R55 be connected in parallel after a terminating resistor R56 one end, one end of another terminating resistor R31；
The resistance R31, resistance R59 be connected in parallel after a terminating resistor R57 one end, one end of another terminating resistor R29；
The resistance R29, resistance R37 be connected in parallel after a terminating resistor R31 one end, another termination DC220V；
The PF0 pin of the 5th Master control chip ATMEGA128 connects with one end of one end of resistance R53, capacitor C26 respectively It connects；The other end of the capacitor C26 is grounded；
The other end of the resistance R53 is connect with one end of the output end of twin voltage comparator U4A, slide rheostat W4 respectively；
The other end of the slide rheostat W4 is grounded by resistance R52；
The negative input of the twin voltage comparator U4A terminates between slide rheostat W4 and resistance R52；
The positive input terminal of the twin voltage comparator U4A by resistance R51 external impressed current transmitter, and pass sequentially through capacitor C27, Resistance R38 is connect with current transducer；
The common end grounding of the capacitor C27, resistance R38.
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115144767A (en) * 2022-09-01 2022-10-04 北京化工大学 Time-sharing multiplexing distributed new energy battery monitoring system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115144767A (en) * 2022-09-01 2022-10-04 北京化工大学 Time-sharing multiplexing distributed new energy battery monitoring system

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