CN101408592A - High power electric automobile battery test system - Google Patents
High power electric automobile battery test system Download PDFInfo
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- CN101408592A CN101408592A CNA2008101621390A CN200810162139A CN101408592A CN 101408592 A CN101408592 A CN 101408592A CN A2008101621390 A CNA2008101621390 A CN A2008101621390A CN 200810162139 A CN200810162139 A CN 200810162139A CN 101408592 A CN101408592 A CN 101408592A
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Abstract
The invention discloses a high power electric automobile battery testing system which comprises a microcomputer and a master controller; the microcomputer and the master controller are connected with each other; a charging power driver group comprises a first charging power driver and a second charging power driver; a discharging power driver group comprises a first discharging power driver, a second discharging power driver, a third discharging power driver, a fourth discharging power driver, a fifth discharging power driver, a sixth discharging power driver, a seventh discharging power driver and a eighth discharging power driver. The invention has the advantages that full automatic control by a computer is adopted, charging and discharging are controlled independently and separately, the charging current and the discharging current are sampled and controlled in a way that two-stage current drivers are connected in series, multipath independent constant current closed loop parallel connection control is adopted in the charging and discharging power drivers, an independent ultra high power direct current voltage regulation and stabilized current supply output mode with high reliability is adopted for charging, thus achieving the purposes of high battery testing precision, high reliability, etc.
Description
Technical field
The present invention relates to a kind of battery test system, especially relate to a kind of high power electric automobile battery test system.
Background technology
Along with non-renewable energy resources such as electric power, coal, oil signal for help repeatedly, when energy problem became the bottleneck of restriction international community economic development day by day, more and more countries came into effect " green novel energy source plan ", seeks the new power of economic development.Electric automobile is the inexorable trend of social development.The electrokinetic cell that present electric automobile is adopted mainly contains four kinds: lead-acid battery, Ni-MH battery, nickel-cadmium battery and lithium battery, since lithium battery have operating voltage height, specific energy big, have extended cycle life, advantage such as pollution-free is that the battery of electric automobile develops main direction.Because batteries of electric automobile voltage height (360V-450V), the power of battery big (20KW-50KW), the characteristic of battery is not quite identical, just obvious more in the difference between this battery after its work a period of time, so must test every cell in the production cell process, comprise voltage, charge status, capacity and internal resistance, the variation of the working environment of electric automobile and load simultaneously is big and variation is frequent, and battery system is had higher requirement.The traditional electric automobile battery test system as shown in Figure 1, it carries out charging measurement to electric battery and is undertaken by high power direct supply manual adjustment output voltage and electric current, electric battery is carried out discharge test to be realized by control contactor change discharge resistance, all employing is carried out manually on the related data record of battery, simultaneously can not keep a constant electric current to discharge, can not guarantee on data that test out like this and the precision.
Summary of the invention
Technical matters to be solved by this invention provides a kind of robotization and the high high power electric automobile battery test system of measuring accuracy.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of high power electric automobile battery test system, comprise microcomputer, master controller, charge power driver bank and discharge power driver bank, described microcomputer is connected with described master controller, the charge power driver bank comprises the first charge power driver, the second charge power driver, described discharge power driver bank comprises the first discharge power driver, the second discharge power driver, the 3rd discharge power driver, the 4th discharge power driver, the 5th discharge power driver, the 6th discharge power driver, the 7th discharge power driver and the 8th discharge power driver
The DA0 port of master controller is connected with the first charge power driver, the DA1 port of master controller is connected with the second charge power driver;
The DA2 port of master controller is connected with the first discharge power driver, and the DA3 port of master controller is connected with the second discharge power driver, the 3rd discharge power driver, the 4th discharge power driver, the 5th discharge power driver, the 6th discharge power driver, the 7th discharge power driver and the 8th discharge power driver respectively;
The output terminal of high-power DC power supply is connected with the first charge power driver electrode input end, the second charge power driver electrode input end respectively;
Described battery anode is connected with the first charge power driver cathode output end by contactor, the described second charging shunt, the first charging shunt respectively;
Described battery anode is connected with the second charge power driver cathode output end by described contactor, the second charging shunt;
Described battery anode is connected with the first discharge power driver electrode input end, the second discharge power driver electrode input end, the 3rd discharge power driver electrode input end, the 4th discharge power driver electrode input end, the 5th discharge power driver electrode input end, the 6th discharge power driver electrode input end, the 7th discharge power driver electrode input end, the 8th discharge power driver electrode input end by described contactor;
Described electric battery negative pole is connected with the first discharge power driver cathode output end by the second discharge shunt, the first discharge shunt;
Described electric battery negative pole is connected with the second discharge power driver cathode output end, the 3rd discharge power driver cathode output end, the 4th discharge power driver cathode output end, the 5th discharge power driver cathode output end, the 6th discharge power driver cathode output end, the 7th discharge power driver cathode output end, the 8th discharge power driver cathode output end by the second discharge shunt.
The charge power driver is the identical power model of structure with the discharge power driver, and its power model comprises: first power tube, first operational amplifier, second operational amplifier, first shunt are formed an independently constant current ring;
Second power tube, the 3rd operational amplifier, four-operational amplifier, second shunt are formed an independently constant current ring;
The 3rd power tube, the 5th operational amplifier, the 6th operational amplifier, the 3rd shunt are formed an independently constant current ring;
The 4th power tube, the 7th operational amplifier, the 8th operational amplifier, the 4th shunt are formed an independently constant current ring;
The 5th power tube, the 9th operational amplifier, the tenth operational amplifier, the 5th shunt are formed an independently constant current ring;
The 6th power tube, the 11 operational amplifier, the 12 operational amplifier, the 6th shunt are formed an independently constant current ring;
The 7th power tube, the 13 operational amplifier, the tenth four-operational amplifier, the 7th shunt are formed an independently constant current ring;
The 8th power tube, the 15 operational amplifier, the 16 operational amplifier, the 8th shunt are formed an independently constant current ring;
The described first shunt two ends link to each other with the second operational amplifier input end; Second operational amplifier output terminal is connected with the first operational amplifier negative input;
The described second shunt two ends link to each other with the four-operational amplifier input end; The four-operational amplifier output terminal is connected with the 3rd operational amplifier negative input;
Described the 3rd shunt two ends link to each other with the 6th operational amplifier input end; The 6th operational amplifier output terminal is connected with the 5th operational amplifier negative input;
Described the 4th shunt two ends link to each other with the 8th operational amplifier input end; The 8th operational amplifier output terminal is connected with the 7th operational amplifier negative input;
Described the 5th shunt two ends link to each other with the tenth operational amplifier input end; The tenth operational amplifier output terminal is connected with the 9th operational amplifier negative input;
Described the 6th shunt two ends link to each other with the 12 operational amplifier input end; The 12 operational amplifier output terminal is connected with the 11 operational amplifier negative input;
Described the 7th shunt two ends link to each other with the tenth four-operational amplifier input end; The tenth four-operational amplifier output terminal is connected with the 13 operational amplifier negative input;
Described the 8th shunt two ends link to each other with the 16 operational amplifier input end; The 16 operational amplifier output terminal is connected with the 15 operational amplifier negative input;
Described the 9th shunt two ends link to each other with the 17 operational amplifier input end; The 17 operational amplifier output terminal is connected with the 18 operational amplifier negative input;
The output terminal of described the 18 operational amplifier is connected with the first operational amplifier electrode input end, the 3rd operational amplifier electrode input end, the 5th operational amplifier electrode input end, the 7th operational amplifier electrode input end, the 9th operational amplifier electrode input end, the 11 operational amplifier electrode input end, the 13 operational amplifier electrode input end, the 15 operational amplifier electrode input end;
Described charge power driver input is anodal to be connected with the emitter of first power tube, the emitter of second power tube, the emitter of the 3rd power tube, the emitter of the 4th power tube, the emitter of the 5th power tube, the emitter of the 6th power tube, the emitter of the 7th power tube, the emitter of the 8th power tube;
Described charge power driver output negative pole is connected with first shunt, one end, second shunt, one end, the 3rd shunt one end, the 4th shunt one end, the 5th shunt one end, the 6th shunt one end, the 7th shunt one end, the 8th shunt one end respectively by the 9th shunt;
The D/A of described master controller is connected with the input anode of the 18 operational amplifier;
It also includes cooling system, and described cooling system comprises four heat dissipation subsystems, is respectively first heat dissipation subsystem, second heat dissipation subsystem, the 3rd heat dissipation subsystem, thermal sub-system that scatters,
Described first heat dissipation subsystem comprises first water pump, first cooling water radiator, be arranged on the charging of first on first charge power driver heating radiator, be arranged on the discharge heating radiator of first on the first discharge power driver and be arranged on the discharge of second on second discharge power driver heating radiator, described first pump outlet respectively with the described first charging heating radiator water inlet, the first discharge heating radiator water inlet and the second discharge heating radiator water inlet are communicated with, the described first charging radiator outlet, the first discharge radiator outlet and the second discharge radiator outlet are communicated with the water return outlet of first cooling water radiator respectively, and the water delivering orifice of described first cooling water radiator is communicated with the first water pump water inlet;
Described second heat dissipation subsystem comprises second water pump, second cooling water radiator, be arranged on the charging of second on second charge power driver heating radiator, be arranged on the discharge heating radiator of the 3rd on the 3rd discharge power driver and be arranged on the discharge of the 4th on the 4th discharge power driver heating radiator, described second pump outlet respectively with the described second charging heating radiator water inlet, the 3rd discharge heating radiator water inlet, the 4th discharge heating radiator water inlet is communicated with, the described second charging radiator outlet, the 3rd discharge radiator outlet, the 4th discharge radiator outlet is communicated with the water return outlet of second cooling water radiator respectively, and the water delivering orifice of described second cooling water radiator is communicated with the second water pump water inlet;
Described the 3rd heat dissipation subsystem comprises the 3rd water pump, the 3rd cooling water radiator, be arranged on the discharge heating radiator of the 5th on the 5th discharge power driver and be arranged on the discharge of the 6th on the 6th discharge power driver heating radiator, described the 3rd pump outlet respectively with described the 5th discharge heating radiator water inlet, the 6th discharge heating radiator water inlet is communicated with, described the 5th discharge radiator outlet, the 6th discharge radiator outlet is communicated with the water return outlet of the 3rd cooling water radiator respectively, and the water delivering orifice of described the 3rd cooling water radiator is communicated with the 3rd water pump water inlet;
Described thermal sub-system that scatters comprises the 4th water pump, the 4th cooling water radiator, be arranged on the discharge heating radiator of the 7th on the 7th discharge power driver and be arranged on the discharge of the 8th on the 8th discharge power driver heating radiator, described the 4th pump outlet respectively with described the 7th discharge heating radiator water inlet, the 8th discharge heating radiator water inlet is communicated with, described the 7th discharge radiator outlet, the 8th discharge radiator outlet is communicated with the water return outlet of the 4th cooling water radiator respectively, and the water delivering orifice of described the 4th cooling water radiator is communicated with the 4th water pump water inlet;
Be connected with first temperature sampling device and the vasculum on the described master controller, described vasculum comprises second Temperature sampler, the first monomer voltage collector, the second monomer voltage collector, the 3rd monomer voltage collector and the 4th monomer voltage collector, described second Temperature sampler is connected with described master controller, and described second Temperature sampler is connected with the described first monomer voltage collector, the second monomer voltage collector, the 3rd monomer voltage collector and the 4th monomer voltage collector respectively.
Compared with prior art, the invention has the advantages that and adopt computer Automatic Control, record, data to preserve, fill, put and adopt many analog line drivers stacked system in parallel to carry out work, independent separately control mode is adopted in charging and discharge, and secondary shunt series system is adopted in the sampling of charge and discharge electric current, control; Adopt multichannel independence constant current closed loop Parallel Control mode in the charge and discharge analog line driver; The mode that adopts high reliability independence ultra high power DC voltage-stabilizing, stabilized current supply output to charge, the voltage output of its direct supply can be controlled according to the voltage of battery; Can reach purposes such as battery testing precision height, reliability height like this.
Power tube merit Q1 produces voltage signal by electric current on first shunt, feed back to the input end of the first operational amplifier negative pole by second operational amplifier, first operational amplifier is to the positive and negative control utmost point that compares a voltage signal power controlling pipe of back output of input end, thereby guarantee the current constant of this little module unit by first power tube, the principle of other little modules is identical.
Power tube Q1-Q8 produces voltage signal by total current on the 9th shunt, feed back to the negative input of the 18 operational amplifier by the 17 operational amplifier, the 18 operational amplifier is to just (D/A on the master controller) of input end, the negative back voltage signal of output that compares is controlled the first operational amplifier electrode input end voltage, the 3rd operational amplifier electrode input end voltage, the 5th operational amplifier electrode input end voltage, the 7th operational amplifier electrode input end voltage, the 9th operational amplifier electrode input end voltage, the 11 operational amplifier electrode input end voltage, the 13 operational amplifier electrode input end voltage, the 15 operational amplifier electrode input end voltage, thereby the guaranteed output Drive Module is by current constant, thereby this will constitute the secondary closed loop adjustment and improve its control accuracy greatly.
With first heat dissipation subsystem, the first cooling water radiator water delivering orifice is delivered to the first charging heating radiator water inlet, the first discharge heating radiator water inlet and the second discharge heating radiator water inlet by the high temperature first pump handle water; The first charging radiator outlet, the first discharge radiator outlet and the second discharge radiator outlet gather high-temperature water and flow back to water return outlet on first cooling water radiator; First cooling water radiator reduces the temperature of chilled water by blower fan, reaches thermolysis.Water recycling reached the purpose of conserve water resource.The scatter principle of thermal sub-system of second heat dissipation subsystem, the 3rd heat dissipation subsystem and is identical with first heat dissipation subsystem.
Description of drawings
Fig. 1 is prior art constructions figure;
Fig. 2 is a structural drawing of the present invention;
Fig. 3 is the structural drawing of charge power driver of the present invention or discharge power driver;
Fig. 4 is the structural drawing of cooling system of the present invention.
Embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
A kind of high power electric automobile battery test system, comprise microcomputer, model is the master controller A001 of DSPIC33FJ128, charge power driver bank and discharge power driver bank, microcomputer is connected with master controller A001, the charge power driver bank comprises the first charge power driver C001, the second charge power driver C002, the discharge power driver bank comprises the first discharge power driver D001, the second discharge power driver D002, the 3rd discharge power driver D003, the 4th discharge power driver D004, the 5th discharge power driver D005, the 6th discharge power driver D006, the 7th discharge power driver D007 and the 8th discharge power driver D008;
The DA0 port of master controller A001 is connected with the first charge power driver C001, the DA1 port of master controller A100 is connected with the second charge power driver C002;
The DA2 port of master controller A001 is connected with the first discharge power driver D001, and the DA3 port of master controller A001 is connected with the second discharge power driver D002, the 3rd discharge power driver D003, the 4th discharge power driver D004, the 5th discharge power driver D005, the 6th discharge power driver D006, the 7th discharge power driver D007 and the 8th discharge power driver D008 respectively;
The output terminal of high-power DC power supply B001 is connected with the first charge power driver C001 electrode input end, the second charge power driver C002 electrode input end respectively;
Battery anode is connected with the first charge power driver C001 cathode output end by contactor, the second charging shunt F002, the first charging shunt F001 respectively;
Battery anode is connected with the second charge power driver C002 cathode output end by contactor, the second charging shunt F002;
Battery anode is by the contactor and the first discharge power driver D001 electrode input end, the second discharge power driver D002 electrode input end, the 3rd discharge power driver D003 electrode input end, the 4th discharge power driver D004 electrode input end, the 5th discharge power driver D005 electrode input end, the 6th discharge power driver D006 electrode input end, the 7th discharge power driver D007 electrode input end, the 8th discharge power driver D008 electrode input end is connected;
The electric battery negative pole is connected with the first discharge power driver D001 cathode output end by the second discharge shunt F004, the first discharge shunt F003;
The electric battery negative pole is connected with the second discharge power driver D002 cathode output end, the 3rd discharge power driver D003 cathode output end, the 4th discharge power driver D004 cathode output end, the 5th discharge power driver D005 cathode output end, the 6th discharge power driver D006 cathode output end, the 7th discharge power driver D007 cathode output end, the 8th discharge power driver D008 cathode output end by the second discharge shunt F004.
Charge power driver or discharge power driver comprise:
The first power tube Q1, first operational amplifier A 1, second operational amplifier A 2, the first shunt F01 form an independently constant current ring;
The second power tube Q2, the 3rd operational amplifier A 3, four-operational amplifier A4, the second shunt F02 form an independently constant current ring;
The 3rd power tube Q3, the 5th operational amplifier A 5, the 6th operational amplifier A 6, the 3rd shunt F03 form an independently constant current ring;
The 4th power tube Q4, the 7th operational amplifier A 7, the 8th operational amplifier A 8, the 4th shunt F04 form an independently constant current ring;
The 5th power tube Q5, the 9th operational amplifier A 9, the tenth operational amplifier A 10, the 5th shunt F05 form an independently constant current ring;
The 6th power tube Q6, the 11 operational amplifier A the 11, the 12 operational amplifier A 12, the 6th shunt F06 form an independently constant current ring;
The 7th power tube Q7, the 13 operational amplifier A 13, the tenth four-operational amplifier A14, the 7th shunt F07 form an independently constant current ring;
The 8th power tube Q8, the 15 operational amplifier A the 15, the 16 operational amplifier A 16, the 8th shunt F08 form an independently constant current ring; Q1～Q2 power tube model FA57SA50LC.
The first shunt F01 two ends link to each other with second operational amplifier A, 2 input ends; Second operational amplifier A, 2 output terminals are connected with first operational amplifier A, 1 negative input;
The second shunt F02 two ends link to each other with four-operational amplifier A4 input end; Four-operational amplifier A4 output terminal is connected with the 3rd operational amplifier A 3 negative inputs;
The 3rd shunt F03 two ends link to each other with the 6th operational amplifier A 6 input ends; The 6th operational amplifier A 6 output terminals are connected with the 5th operational amplifier A 5 negative inputs;
The 4th shunt F04 two ends link to each other with the 8th operational amplifier A 8 input ends; The 8th operational amplifier A 8 output terminals are connected with the 7th operational amplifier A 7 negative inputs;
The 5th shunt F05 two ends link to each other with the tenth operational amplifier A 10 input ends; The tenth operational amplifier A 10 output terminals are connected with the 9th operational amplifier A 9 negative inputs;
The 6th shunt F06 two ends link to each other with the 12 operational amplifier A 12 input ends; The 12 operational amplifier A 12 output terminals are connected with the 11 operational amplifier A 11 negative inputs;
The 7th shunt F07 two ends link to each other with the tenth four-operational amplifier A14 input end; The tenth four-operational amplifier A14 output terminal is connected with the 13 operational amplifier A 13 negative inputs;
The 8th shunt F08 two ends link to each other with the 16 operational amplifier A 16 input ends; The 16 operational amplifier A 16 output terminals are connected with the 15 operational amplifier A 15 negative inputs;
The 9th shunt F09 two ends link to each other with the 17 operational amplifier A 17 input ends; The 17 operational amplifier A 17 output terminals are connected with the 18 operational amplifier A 18 negative inputs;
The output terminal of the 18 operational amplifier A 18 is connected with first operational amplifier A, 1 electrode input end, the 3rd operational amplifier A 3 electrode input ends, the 5th operational amplifier A 5 electrode input ends, the 7th operational amplifier A 7 electrode input ends, the 9th operational amplifier A 9 electrode input ends, the 11 operational amplifier A 11 electrode input ends, the 13 operational amplifier A 13 electrode input ends, the 15 operational amplifier A 15 electrode input ends;
The input of charge power driver is anodal to be connected with the emitter of the first power tube Q1, the emitter of the second power tube Q2, the emitter of the 3rd power tube Q3, the emitter of the 4th power tube Q4, the emitter of the 5th power tube Q5, the emitter of the 6th power tube Q6, the emitter of the 7th power tube Q7, the emitter of the 8th power tube Q8;
Charge power driver output negative pole is connected with the first shunt F01, one end, the second shunt F02, one end, the 3rd shunt F03 one end, the 4th shunt F04 one end, the 5th shunt F05 one end, the 6th shunt F06 one end, the 7th shunt F07 one end, the 8th shunt F08 one end respectively by the 9th shunt F09;
The D/A of master controller is connected with the input anode of the 18 operational amplifier A 18;
It also includes cooling system, and cooling system comprises four heat dissipation subsystems, is respectively the first heat dissipation subsystem H01, the second heat dissipation subsystem H02, the 3rd heat dissipation subsystem H03 and the thermal sub-system H04 that scatters,
The first heat dissipation subsystem H01 comprises the first water pump SB01, the first cooling water radiator SR01, be arranged on the charging of first on first charge power driver C001 heating radiator S01, be arranged on the discharge of first on first discharge power driver D001 heating radiator S03 and be arranged on the discharge of second on second discharge power driver D002 heating radiator S04, the first water pump SB01 water delivering orifice respectively with the first charging heating radiator S01 water inlet, the first discharge heating radiator S03 water inlet and the second discharge heating radiator S04 water inlet are communicated with, the first charging heating radiator S01 water delivering orifice, the first discharge heating radiator S03 water delivering orifice and the second discharge heating radiator S04 water delivering orifice are communicated with the water return outlet of the first cooling water radiator SR01 respectively, and the water delivering orifice of the first cooling water radiator SR01 is communicated with the first water pump SB01 water inlet;
The second heat dissipation subsystem H02 comprises the second water pump SB02, the second cooling water radiator SR02, be arranged on the charging of second on second charge power driver C002 heating radiator S02, be arranged on the discharge of the 3rd on the 3rd discharge power driver D003 heating radiator S05 and be arranged on the discharge of the 4th on the 4th discharge power driver D004 heating radiator S06, the second water pump SB02 water delivering orifice respectively with the second charging heating radiator S02 water inlet, the 3rd discharge heating radiator S05 water inlet, the 4th discharge heating radiator S06 water inlet is communicated with, the second charging heating radiator S02 water delivering orifice, the 3rd discharge heating radiator S05 water delivering orifice, the 4th discharge heating radiator S06 water delivering orifice is communicated with the water return outlet of the second cooling water radiator SR02 respectively, and the water delivering orifice of the second cooling water radiator SR02 is communicated with the second water pump SB02 water inlet;
The 3rd heat dissipation subsystem H03 comprises the 3rd water pump SB03, the 3rd cooling water radiator SR03, be arranged on the discharge of the 5th on the 5th discharge power driver D005 heating radiator S07 and be arranged on the discharge of the 6th on the 6th discharge power driver D006 heating radiator S08, the 3rd water pump SB03 water delivering orifice respectively with the 5th discharge heating radiator S07 water inlet, the 6th discharge heating radiator S08 water inlet is communicated with, the 5th discharge heating radiator S07 water delivering orifice, the 6th discharge heating radiator S08 water delivering orifice is communicated with the water return outlet of the 3rd cooling water radiator SR03 respectively, and the water delivering orifice of the 3rd cooling water radiator SR03 is communicated with the 3rd water pump SB03 water inlet;
The thermal sub-system H04 that scatters comprises the 4th water pump SB04, the 4th cooling water radiator SR04, be arranged on the discharge of the 7th on the 7th discharge power driver D007 heating radiator S09 and be arranged on the discharge of the 8th on the 8th discharge power driver D008 heating radiator S10, the 4th water pump SB04 water delivering orifice respectively with the 7th discharge heating radiator S09 water inlet, the 8th discharge heating radiator S10 water inlet is communicated with, the 7th discharge heating radiator S09 water delivering orifice, the 8th discharge heating radiator S10 water delivering orifice is communicated with the water return outlet of the 4th cooling water radiator SR04 respectively, and the water delivering orifice of the 4th cooling water radiator SR04 is communicated with the 4th water pump SB04 water inlet;
Be connected with the first temperature sampling device E001 and vasculum E002 on the master controller A001, vasculum E002 comprises the second Temperature sampler G001, the first monomer voltage collector G002, the second monomer voltage collector G003, the 3rd monomer voltage collector G004 and the 4th monomer voltage collector G005, the second Temperature sampler G001 is connected with master controller A001, and the second Temperature sampler G001 is connected with the first monomer voltage collector G002, the second monomer voltage collector G003, the 3rd monomer voltage collector G004 and the 4th monomer voltage collector G005 respectively.
Carry out the principle explanation in conjunction with Fig. 2: master controller A001 receives the test control information that microcomputer transmits, and judges according to control information, controls corresponding charge power driver and discharge power driver respectively, and electric battery is carried out charge or discharge.
When charging current during less than 50A, start the first charge power driver C001, sampled signal is taken from the first charging shunt F001, when charging current during greater than 50A, start the first charge power driver C001 and the second charge power driver C002, sampled signal is taken from the second charging shunt F002.
When discharge current during less than 50A, start the first discharge power driver D001, sampled signal is taken from the first discharge shunt F103, when discharge current starts the first discharge power driver D001, the second discharge power driver D002, the 3rd discharge power driver D003, the 4th discharge power driver D004, the 5th discharge power driver D005, the 6th discharge power driver D006, the 7th discharge power driver D007, the 8th discharge power driver D008 during greater than 50A, sampled signal is taken from the second discharge shunt F004.
Master controller A001 carries out mould/number conversion to total voltage, the first charging shunt F001, the second charging shunt F002, the first discharge shunt F003, the second discharge shunt F004, by calculating its total voltage, current value, and be kept in the master controller A001 internal memory.
Master controller A001 regularly sends the second Temperature sampler G001 in the first Temperature sampler E001 and the vasculum E002, the first monomer voltage collector G002, the second monomer voltage collector G003, the 3rd monomer voltage collector G004, the 4th monomer voltage collector G005 and requires to upload data-signal, and monomer voltage collector, Temperature sampler just transfer data to master controller A001 by 485 communication modes and be kept in the master controller A001 internal memory.
Master controller A001 regularly judges total voltage and monomer voltage, temperature, the capacity of electric battery, if the operation (electric battery overvoltage, under-voltage, cell overvoltage, under-voltage, overtemperature) of transfiniting and just stopping this passage.
Master controller A001 is kept at battery voltage, electric current, monomer voltage, the temperature value that collects in the internal memory, and transfers data to microcomputer according to the needs of last microcomputer.
Claims (4)
1, a kind of high power electric automobile battery test system, comprise microcomputer, master controller, charge power driver bank and discharge power driver bank, described microcomputer is connected with described master controller, the charge power driver bank comprises the first charge power driver, the second charge power driver, described discharge power driver bank comprises the first discharge power driver, the second discharge power driver, the 3rd discharge power driver, the 4th discharge power driver, the 5th discharge power driver, the 6th discharge power driver, the 7th discharge power driver and the 8th discharge power driver is characterized in that:
Described master controller is connected with the first charge power driver, the second charge power driver respectively;
Described master controller is connected with the first discharge power driver, the second discharge power driver, the 3rd discharge power driver, the 4th discharge power driver, the 5th discharge power driver, the 6th discharge power driver, the 7th discharge power driver, the 8th discharge power driver respectively;
The output terminal of high-power DC power supply is connected with the first charge power driver electrode input end, the second charge power driver electrode input end respectively;
Described battery anode is connected with the first charge power driver cathode output end by contactor, the described second charging shunt, the first charging shunt respectively;
Described battery anode is connected with the second charge power driver cathode output end by described contactor, the second charging shunt;
Described battery anode is connected with the first discharge power driver electrode input end, the second discharge power driver electrode input end, the 3rd discharge power driver electrode input end, the 4th discharge power driver electrode input end, the 5th discharge power driver electrode input end, the 6th discharge power driver electrode input end, the 7th discharge power driver electrode input end, the 8th discharge power driver electrode input end by described contactor;
Described electric battery negative pole is connected with the first discharge power driver cathode output end by the second discharge shunt, the first discharge shunt;
Described electric battery negative pole is connected with the second discharge power driver cathode output end, the 3rd discharge power driver cathode output end, the 4th discharge power driver cathode output end, the 5th discharge power driver cathode output end, the 6th discharge power driver cathode output end, the 7th discharge power driver cathode output end, the 8th discharge power driver cathode output end by the second discharge shunt.
2. a kind of high power electric automobile battery test system according to claim 1 is characterized in that charge power driver or discharge power driver comprise:
First power tube, first operational amplifier, second operational amplifier, first shunt are formed an independently constant current ring;
Second power tube, the 3rd operational amplifier, four-operational amplifier, second shunt are formed an independently constant current ring;
The 3rd power tube, the 5th operational amplifier, the 6th operational amplifier, the 3rd shunt are formed an independently constant current ring;
The 4th power tube, the 7th operational amplifier, the 8th operational amplifier, the 4th shunt are formed an independently constant current ring;
The 5th power tube, the 9th operational amplifier, the tenth operational amplifier, the 5th shunt are formed an independently constant current ring;
The 6th power tube, the 11 operational amplifier, the 12 operational amplifier, the 6th shunt are formed an independently constant current ring;
The 7th power tube, the 13 operational amplifier, the tenth four-operational amplifier, the 7th shunt are formed an independently constant current ring;
The 8th power tube, the 15 operational amplifier, the 16 operational amplifier, the 8th shunt are formed an independently constant current ring;
The described first shunt two ends link to each other with the second operational amplifier input end; Second operational amplifier output terminal is connected with the first operational amplifier negative input;
The described second shunt two ends link to each other with the four-operational amplifier input end; The four-operational amplifier output terminal is connected with the 3rd operational amplifier negative input;
Described the 3rd shunt two ends link to each other with the 6th operational amplifier input end; The 6th operational amplifier output terminal is connected with the 5th operational amplifier negative input;
Described the 4th shunt two ends link to each other with the 8th operational amplifier input end; The 8th operational amplifier output terminal is connected with the 7th operational amplifier negative input;
Described the 5th shunt two ends link to each other with the tenth operational amplifier input end; The tenth operational amplifier output terminal is connected with the 9th operational amplifier negative input;
Described the 6th shunt two ends link to each other with the 12 operational amplifier input end; The 12 operational amplifier output terminal is connected with the 11 operational amplifier negative input;
Described the 7th shunt two ends link to each other with the tenth four-operational amplifier input end; The tenth four-operational amplifier output terminal is connected with the 13 operational amplifier negative input;
Described the 8th shunt two ends link to each other with the 16 operational amplifier input end; The 16 operational amplifier output terminal is connected with the 15 operational amplifier negative input;
Described the 9th shunt two ends link to each other with the 17 operational amplifier input end; The 17 operational amplifier output terminal is connected with the 18 operational amplifier negative input;
The output terminal of described the 18 operational amplifier is connected with the first operational amplifier electrode input end, the 3rd operational amplifier electrode input end, the 5th operational amplifier electrode input end, the 7th operational amplifier electrode input end, the 9th operational amplifier electrode input end, the 11 operational amplifier electrode input end, the 13 operational amplifier electrode input end, the 15 operational amplifier electrode input end;
The input of charge power driver is anodal to be connected with the emitter of first power tube, the emitter of second power tube, the emitter of the 3rd power tube, the emitter of the 4th power tube, the emitter of the 5th power tube, the emitter of the 6th power tube, the emitter of the 7th power tube, the emitter of the 8th power tube;
Charge power driver output negative pole is connected with first shunt, one end, second shunt, one end, the 3rd shunt one end, the 4th shunt one end, the 5th shunt one end, the 6th shunt one end, the 7th shunt one end, the 8th shunt one end respectively by the 9th shunt;
The D/A of described master controller is connected with the input anode of the 18 operational amplifier.
3. a kind of high power electric automobile battery test system according to claim 1, it is characterized in that it also includes cooling system, described cooling system comprises four heat dissipation subsystems, be respectively first heat dissipation subsystem, second heat dissipation subsystem, the 3rd heat dissipation subsystem and thermal sub-system that scatters
Described first heat dissipation subsystem comprises first water pump, first cooling water radiator, be arranged on the charging of first on first charge power driver heating radiator, be arranged on the discharge heating radiator of first on the first discharge power driver and be arranged on the discharge of second on second discharge power driver heating radiator, described first pump outlet respectively with the described first charging heating radiator water inlet, the first discharge heating radiator water inlet and the second discharge heating radiator water inlet are communicated with, the described first charging radiator outlet, the first discharge radiator outlet and the second discharge radiator outlet are communicated with the water return outlet of first cooling water radiator respectively, and the water delivering orifice of described first cooling water radiator is communicated with the first water pump water inlet;
Described second heat dissipation subsystem comprises second water pump, second cooling water radiator, be arranged on the charging of second on second charge power driver heating radiator, be arranged on the discharge heating radiator of the 3rd on the 3rd discharge power driver and be arranged on the discharge of the 4th on the 4th discharge power driver heating radiator, described second pump outlet respectively with the described second charging heating radiator water inlet, the 3rd discharge heating radiator water inlet, the 4th discharge heating radiator water inlet is communicated with, the described second charging radiator outlet, the 3rd discharge radiator outlet, the 4th discharge radiator outlet is communicated with the water return outlet of second cooling water radiator respectively, and the water delivering orifice of described second cooling water radiator is communicated with the second water pump water inlet;
Described the 3rd heat dissipation subsystem comprises the 3rd water pump, the 3rd cooling water radiator, be arranged on the discharge heating radiator of the 5th on the 5th discharge power driver and be arranged on the discharge of the 6th on the 6th discharge power driver heating radiator, described the 3rd pump outlet respectively with described the 5th discharge heating radiator water inlet, the 6th discharge heating radiator water inlet is communicated with, described the 5th discharge radiator outlet, the 6th discharge radiator outlet is communicated with the water return outlet of the 3rd cooling water radiator respectively, and the water delivering orifice of described the 3rd cooling water radiator is communicated with the 3rd water pump water inlet;
Described thermal sub-system that scatters comprises the 4th water pump, the 4th cooling water radiator, be arranged on the discharge heating radiator of the 7th on the 7th discharge power driver and be arranged on the discharge of the 8th on the 8th discharge power driver heating radiator, described the 4th pump outlet respectively with described the 7th discharge heating radiator water inlet, the 8th discharge heating radiator water inlet is communicated with, described the 7th discharge radiator outlet, the 8th discharge radiator outlet is communicated with the water return outlet of the 4th cooling water radiator respectively, and the water delivering orifice of described the 4th cooling water radiator is communicated with the 4th water pump water inlet.
4. a kind of high power electric automobile battery test system according to claim 1, it is characterized in that being connected with on the described master controller first temperature sampling device and the vasculum, described vasculum comprises second Temperature sampler, the first monomer voltage collector, the second monomer voltage collector, the 3rd monomer voltage collector and the 4th monomer voltage collector, described second Temperature sampler is connected with described master controller, described second Temperature sampler respectively with the described first monomer voltage collector, the second monomer voltage collector, the 3rd monomer voltage collector is connected with the 4th monomer voltage collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101621390A CN101408592B (en) | 2008-11-14 | 2008-11-14 | High power electric automobile battery test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101621390A CN101408592B (en) | 2008-11-14 | 2008-11-14 | High power electric automobile battery test system |
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| CN101408592A true CN101408592A (en) | 2009-04-15 |
| CN101408592B CN101408592B (en) | 2011-02-02 |
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| CN2008101621390A Expired - Fee Related CN101408592B (en) | 2008-11-14 | 2008-11-14 | High power electric automobile battery test system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590758A (en) * | 2012-02-20 | 2012-07-18 | 宁波拜特测控技术有限公司 | High-voltage battery pack test system |
| CN103412262A (en) * | 2013-07-25 | 2013-11-27 | 天津市松正电动汽车技术股份有限公司 | Battery charging and discharging testing equipment and method |
| CN103744029A (en) * | 2013-12-27 | 2014-04-23 | 高新兴科技集团股份有限公司 | Evaluation method for measuring single cell residual capacity based on internal resistance |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW449185U (en) * | 1999-08-20 | 2001-08-01 | Chroma Ate Inc | Charge/discharge control circuit for battery |
| CN2625185Y (en) * | 2003-06-26 | 2004-07-14 | 武汉力兴测试设备有限公司 | Group battery module balancing unit of electric automobile |
| CN1588255A (en) * | 2004-07-27 | 2005-03-02 | 杨得志 | DC power screen intelligent monitor and control method |
| CN1835325A (en) * | 2005-03-17 | 2006-09-20 | 上海施能电器设备厂 | Discharger |
| CN101291005B (en) * | 2008-04-30 | 2010-11-24 | 刘云海 | Energy management system of externally charging typed hybrid power vehicle |
| CN201289522Y (en) * | 2008-11-17 | 2009-08-12 | 宁波拜特测控技术有限公司 | High-power electric automobile battery test system |
-
2008
- 2008-11-14 CN CN2008101621390A patent/CN101408592B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590758A (en) * | 2012-02-20 | 2012-07-18 | 宁波拜特测控技术有限公司 | High-voltage battery pack test system |
| CN102590758B (en) * | 2012-02-20 | 2014-12-17 | 宁波拜特测控技术有限公司 | High-voltage battery pack test system |
| CN103412262A (en) * | 2013-07-25 | 2013-11-27 | 天津市松正电动汽车技术股份有限公司 | Battery charging and discharging testing equipment and method |
| CN103744029A (en) * | 2013-12-27 | 2014-04-23 | 高新兴科技集团股份有限公司 | Evaluation method for measuring single cell residual capacity based on internal resistance |
| CN103744029B (en) * | 2013-12-27 | 2017-03-29 | 高新兴科技集团股份有限公司 | A kind of evaluation method based on internal resistance measurement cell residual capacity |
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| CN101408592B (en) | 2011-02-02 |
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