CN100333939C - Mixed power electric automobile assembly control system - Google Patents
Mixed power electric automobile assembly control system Download PDFInfo
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- CN100333939C CN100333939C CNB200510046821XA CN200510046821A CN100333939C CN 100333939 C CN100333939 C CN 100333939C CN B200510046821X A CNB200510046821X A CN B200510046821XA CN 200510046821 A CN200510046821 A CN 200510046821A CN 100333939 C CN100333939 C CN 100333939C
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Abstract
The present invention relates to an assembly control system for mixing dynamic electric automobiles. In the present invention, the speed signals of a speed measuring unit are transmitted to a main controller; the control signals of the main controller are transmitted to a storage battery through a drive module and a charger; the control signals of the main controller are transmitted to the storage battery through a temperature controller; the voltage signals, the current signals and the temperature signals of the storage battery are transmitted to the main controller through a detection module; the setting signals of a setting unit are transmitted to the main controller; the data signal end of a CAN outer bus is connected with the main controller; the control signals of the main controller are transmitted to a frequency changer through a digital-to-analog module; the frequency signals of the frequency changer are transmitted to a motor. The assembly control system for electric automobiles works according to working steps, and has the advantages of simple circuit, strong reliability, high intelligent degree, stable operation, high reaction speed, etc. The system of the present invention can satisfy the requirements of automatic speed control and energy saving of mixing dynamic electric automobiles, and can promote the popularization and the application of mixing dynamic electric automobiles.
Description
Technical field
The invention belongs to the electric automobile assembly control technology, particularly a kind of mixed power electric automobile assembly control system.
Background technology
At present, the electronlmobil development all drops into huge fund all over the world and develops electronlmobil, particularly mixed power electric car rapidly, and the trend of replace internal combustion engines car is arranged greatly.But, also there was problems such as putting, overcharge, service life is short in the storage battery of existing mixed power electric car, in addition, also fail to solve quick, the stable problem that adapts to various complex road conditions, therefore, how utilizing the high-speed figure process chip to solve the technical matters of electric powered motor storage battery and speed existence, is the emphasis of electronlmobil area research.Therefore, being badly in need of researching and solving the technical matters of electric automobile assembly control system, is the needs that satisfy the mixed power electric car automatic speed control, save the energy and the penetration and promotion of promotion mixed power electric car.
Summary of the invention
The objective of the invention is for solve existing mixed power electric car storage battery existed put, overcharge, service life is short and car speed is controlled the technical matters of the various complex road conditions of incompatibility, provide a kind of circuit structure simply, reliable operation, mixed power electric automobile assembly control system that cost is low.
The present invention includes the unit that tests the speed, detection module, digital module, driver module, temperature controller, telltale, setup unit, the CAN external bus, charger, storage battery, master controller, the speed signal mouth of unit of testing the speed is connected with the input end of master controller, the control signal output ends of master controller is through driver module, charger is connected with the input end of storage battery, the control signal output ends of master controller is connected with the input end of storage battery by temperature controller, the voltage of storage battery, electric current, the temperature signal mouth is connected with the input end of master controller by detection module, the setting signal mouth of setup unit and the input end of master controller join, the data-signal end and the master controller of CAN external bus interconnect, the control signal output ends of master controller is joined through the input end of digital module and frequency converter, the frequency signal mouth and the electrical motor of frequency converter join, and the input end of the control signal of master controller and data-signal mouth and telltale joins:
Described master controller is by dsp processor, memory device, jtag interface, power circuit, reset circuit is formed, memory device is by memory chip I, memory chip II forms, the A wire mouth of dsp processor by address bus respectively with memory chip I, the input end of the A wire of memory chip II links to each other, memory chip I, the data terminal of memory chip II interconnects by data bus and dsp processor respectively, the control signal output ends of dsp processor respectively with memory chip I, another input end of memory chip II links to each other, jtag interface links to each other mutually with dsp processor, the input end of the high level signal termination dsp processor of power circuit output, reset circuit is connected with the input end of dsp processor by phase inverter, the input end of phase inverter links to each other with power positive end by resistance, the input end of phase inverter by resistance through switch ground connection in parallel with electric capacity, the unit tests the speed, detection module, the signal output part of setup unit is connected with the dsp processor input end of master controller respectively, the dsp processor signal output part of master controller respectively with digital module, driver module, temperature controller, the input end of telltale is connected, and the CAN external bus interconnects by external bus chip for driving and dsp processor;
The power positive end of described power circuit links to each other with voltage transitions chip input end by diode, the mouth of diode links to each other with the negative terminal of power supply by filter capacitor, the mouth of voltage transitions chip also links to each other with the negative terminal of power supply by filter capacitor, the GND end ground connection of voltage transitions chip, the mouth of voltage transitions chip links to each other with the input end of low pressure conversion chip, the input end of low pressure conversion chip passes through resistance, light-emitting diode ground connection, the mouth of low pressure conversion chip links to each other with the power input of dsp processor, the input end of low pressure conversion chip, mouth passes through capacity earth, the GND ground connection of low pressure conversion chip respectively;
Described detection module is by voltage sensor, current sensor, temperature sensor, amplifier is formed, one termination power of voltage sensor, the voltage signal output end of the other end links to each other with the dsp processor input end by resistance, the current signal output end of current sensor links to each other with the input end of dsp processor, one termination positive supply of temperature sensor, other end ground connection, and join by the negative input end of resistance and amplifier, the temperature signal mouth of temperature sensor links to each other with the input end of dsp processor through amplifier by resistance, and the negative input end of amplifier and mouth are by resistance and connect;
Described digital module is by the bus driver chip I, bus driver chip I I, analog-digital chip, voltage amplifier is formed, the digital signal output end of dsp processor respectively with the bus driver chip I, the input end of II is connected, the digital signal output end of dsp processor links to each other with another input end of analog-digital chip, the bus driver chip I, the output signal end of II is connected with the input end of analog-digital chip, the analog signal output of analog-digital chip links to each other with the input end of voltage amplifier by resistance, the voltage amplifier negative input end is by resistance eutral grounding, and the control signal output ends of voltage amplifier links to each other with frequency converter;
Described driver module is made up of HF switch, driver chip, photoelectrical coupler, the pulse signal output end of dsp processor links to each other with the input end of driver module, the control signal output ends of driver chip links to each other with the input end of dsp processor by photoelectrical coupler, and another mouth of the control signal of driver chip is connected with HF switch:
The voltage amplifier negative input end of described temperature controller is by resistance eutral grounding, and positive input terminal joins by the mouth of resistance and dsp processor, and the mouth of voltage amplifier is connected with relay switch;
One termination power of the button switch of described setup unit, another mouth links to each other with the input end of dsp processor by resistance;
The workflow of mixed power electric automobile assembly control system of the present invention, its algorithm is: (1) setup unit, select mode of operation and parameter to set; (2) initialization is to system initialization; (3) interrupt not, judge whether timer takes place regularly to interrupt,, otherwise change (12) step if interrupt then carrying out (4) step; (4) read the AD register, read the speed signal that the unit that tests the speed transmits; (5) software filtering is write algorithm signal is carried out Filtering Processing; (6) error obfuscation, the signal of detection and the error of given signal are carried out Fuzzy processing, with fuzzy language description error amount; (7) fuzzy reasoning utilizes fuzzy rule base that the derivative of sum of errors error is carried out reasoning, determines the variable quantity of pid parameter; (8) sharpening converts fuzzy language to digital quantity; (9) pid value of adjusting, the PID that obtains adjusting (ratio, integration, differential) value; (10) regulate frequency converter, controlling quantity changes into analog quantity control frequency converter by digital module; (11) electrical motor, the rotating speed at the frequency signal control motor of frequency converter is if the rotating speed mal then changes (4) step; (12) detect storage battery, detect voltage, electric current, the temperature parameter of storage battery by detection module; (13) temperature is high, judges whether temperature surpasses the value of defining, and then changes (19) step if surpass, if normally then carry out (14) step; (14) SOC identifier is determined SOC (state-of-charge) to voltage, electric current, the temperature parameter identifying calculating of storage battery; (15) whether SOC judges SOC value whether greater than 0.8 greater than 0.8, if greater than then changeing (20) step, otherwise carries out (16) step; (16) whether SOC is greater than 0.5, continue to judge that whether the SOC value is greater than 0.5, if greater than then changeing (12) step, otherwise carry out (17) step: (17) driver module, if SOC is not more than 0.5, driver module work: (18) open charger, charger is started working, to battery charge: (19) temperature controller, if temperature is too high, then temperature controller is started working; (20) driver module, if SOC is greater than 0.8, then driver module work; (21) close charger, charge closing device; (22) finish the battery management end of program.
It is simple that the present invention has a circuit, good reliability, and intelligent degree height, stable, react advantage such as quick, can satisfy the mixed power electric car automatic speed control, save the energy and promote the needs of mixed power electric car penetration and promotion.
Description of drawings
Fig. 1 is a structural principle block diagram of the present invention;
Fig. 2 is the main controller circuit principle schematic;
Fig. 3 is the power circuit principle scheme drawing;
Fig. 4 is a detection module circuit theory scheme drawing;
Fig. 5 is a digital module circuit theory scheme drawing;
Fig. 6 is the circuit theory scheme drawing of driver module, temperature controller, telltale, setup unit;
Fig. 7 is the workflow diagram of assembly control system of the present invention;
Among the figure: 1 unit that tests the speed, 2 detection modules, 3 digital modules, 4 driver modules, 5 temperature controllers, 6 telltales, 7 setup units, 8 CAN external bus, 9 chargers, 10 storage batterys, 11 master controllers, 12 dsp processors, 13 memory devices, 14 jtag interfaces, 15 power circuits, 16 reset circuits, 17 memory chip I, 18 memory chip II, 19 external bus chip for driving, 20 low pressure conversion chips, 21 voltage transitions chips, 22 bus driver chip I, 23 bus driver chip I I, 24 analog-digital chips, 25 voltage amplifiers, 26 HF switch, 27 driver chips, 28 photoelectrical couplers, 29 relay switches.
The specific embodiment
Further specify organization plan of the present invention and working process in conjunction with example.
As shown in Figure 1, a kind of mixed power electric automobile assembly control system comprises the unit 1 that tests the speed, detection module 2, digital module 3, driver module 4, temperature controller 5, telltale 6, setup unit 7, CAN external bus 8, charger 9, storage battery 10, master controller 11.The electronlmobil speed signal mouth of unit 1 of testing the speed is connected with the input end of master controller 11, the control signal output ends of master controller 11 is through driver module 4, charger 9 is connected with the input end of storage battery 10, the control signal output ends of master controller 11 is connected by the input end of temperature controller 5 with storage battery 10, the voltage of storage battery 10, electric current, the temperature signal mouth is connected by the input end of detection module 2 with master controller 11, the setting signal mouth of setup unit 7 and the input end of master controller 11 join, the data-signal end and the master controller 11 of CAN external bus 8 interconnect, the control signal output ends of master controller 11 is joined through the input end of digital module 3 with frequency converter, the frequency signal mouth and the electrical motor of frequency converter join, and the input end of the control signal of master controller 11 and data-signal mouth and telltale 6 joins.
As Fig. 1, shown in Figure 2, master controller 11 is by dsp processor 12, memory device 13, jtag interface 14, power circuit 15, reset circuit 16 is formed, memory device 13 is by memory chip I17, memory chip II18 constitutes, the A wire output terminals A 0～A15 of dsp processor 12 by address bus respectively with memory chip I17, the A wire input end of memory chip II18 is connected, data line I/O0～I/O7 of memory chip I17 interconnects by the least-significant byte D0～D7 of data bus and dsp processor 12 data lines, data line I/O8～I/O15 of memory chip II18 interconnects the control signal output ends of dsp processor 12 by the most-significant byte D8～D15 of data bus and dsp processor 12 data lines
Respectively with another input end of memory chip I17, memory chip II18
Join.
As shown in Figure 2,1 of jtag interface 14,2,3,7 ends respectively with the TMS of dsp processor 12,
TDO, TDI end interconnects, 9,11 ends of jtag interface and dsp processor 12
End interconnects, and 13,14 ends of jtag interface interconnect by EMUO, the EMU1 end of two pull-up resistor R6, R7 and dsp processor 12.
As shown in Figure 1 and Figure 2, the input end VCC of the high level signal of power circuit 15 output termination dsp processor 12.Reset circuit 16 is by the mouth of phase inverter 74LS04 and the input end of dsp processor 12
Be connected, the input end of phase inverter 74LS04 links to each other with power positive end by resistance R 8, and the input end of phase inverter 74LS04 passes through resistance R 9 through K switch 6 and capacitor C 1 ground connection in parallel.The signal output part of unit 1, detection module 2, setup unit 7 of testing the speed is connected with the input end of the dsp processor 12 of master controller 11 respectively, and dsp processor 12 signal output parts of master controller 11 are connected with the input end of digital module 3, driver module 4, temperature controller 5, telltale 6 respectively.
As shown in Figure 2, CAN external bus 8 interconnects with CANRX, the CANTX terminal of dsp processor 12 respectively by external bus chip for driving (TJA1050) 19.
As Fig. 2, shown in Figure 3, the power positive end of power circuit 15 links to each other with voltage transitions chip (LM1117-5.0) 21 input ends by diode IN4002, the mouth of diode is by filter capacitor C2, C3 link to each other with the negative terminal of power supply (being ground connection), the mouth of voltage transitions chip 21 is by filter capacitor C4, C5 also links to each other with the negative terminal of power supply, the GND end ground connection of voltage transitions chip 21, the mouth of voltage transitions chip 21 links to each other with the input end of low pressure conversion chip 20 (LM1117-3.3), low pressure conversion chip 20 input ends are by resistance R 10, LED ground connection, the mouth of low pressure conversion chip 20 links to each other with the power supply VCC input end of dsp processor 12, the input end of low pressure conversion chip 20, mouth is respectively by capacitor C 6, C7 links to each other with ground, the GND ground connection of low pressure conversion chip 20.
As Fig. 2, shown in Figure 4, detection module 2 comprises voltage sensor KV50A/P, current sensor KA50A/P, temperature sensor LM35, amplifier, the termination power of voltage sensor KV50A/P, the voltage signal output end of the other end links to each other with the input end AD0 of dsp processor 12 by resistance R 11, the current signal output end of current sensor KA50A/P links to each other with the input end AD1 of dsp processor 12, the termination positive supply of temperature sensor LM35, other end ground connection, and join by resistance R 13 negative input end with amplifier, the temperature signal mouth of temperature sensor LM35 is connected with the input end AD2 of dsp processor 12 through amplifier by resistance R 12, and the negative input end of amplifier and mouth are by resistance R 14 and connect.
As Fig. 2, shown in Figure 5, digital module 3 is made up of bus driver chip (74LS245) I22, bus driver chip (74LS245) II23, analog-digital chip (DAC7625U) 24, voltage amplifier (TLC2272) 25, the data line least-significant byte D0～D7 of dsp processor (LF2407A) 12 is connected the digital signal output end R/ of dsp processor 12 respectively with most-significant byte D8～D15 with input end B0～B7 of bus driver chip I 22, II23
Respectively with the input end DIR of bus driver chip I 22, II23,
Connect the digital signal output end R/ of dsp processor 12
Again respectively with the input end R/ of analog-digital chip 24
Link to each other, digital signal output end IOPF4, the IOPF5 of dsp processor 12, IOPF6 respectively with another input end A1, the A0 of analog-digital chip 24,
Link to each other, signal output part A0～the A7 of bus driver chip I 22 is connected with the input end D0～D11 of analog-digital chip 24 with the signal output part A0～A3 of bus driver chip I 23, analog-digital chip 24 analog signal outputs join by the positive input terminal of resistance R 17 with voltage amplifier 25, voltage amplifier 25 negative input ends are by resistance R 18 ground connection, and the control signal output ends of voltage amplifier 25 links to each other with frequency converter and controls the rotating speed of electronlmobil electrical motor.
As shown in Figure 6; driver module 4 is made up of HF switch (IGBT) 26, driver chip (EXB841) 27, photoelectrical coupler (TPL550) 28; the mouth PWM1 of the impulse singla of dsp processor 12 is connected with the input end of driver chip (EXB841) 27; the control signal output ends of driver chip (EXB841) 27 is joined by the input end IOPA7 of photoelectrical coupler 28 with dsp processor 12; play overcurrent protection, another mouth of the control signal of driver chip 27 is connected with HF switch (IGBT) 26.
As Fig. 2, shown in Figure 6, temperature controller 5 is made up of voltage amplifier 25, relay switch 29, the negative input end of voltage amplifier 25 is by resistance R 16 ground connection, positive input terminal joins by the mouth IOPA2 of resistance R 15 with dsp processor 12, and the mouth of voltage amplifier 25 is connected with relay switch 29.
As Fig. 2, shown in Figure 6, telltale 6 adopts 240 * 180 blue liquid crystals screen of embedded controller T9363C, the input end of telltale (T9363C) 6
C/
Link to each other with the mouth IOPE4～IOPE7 of dsp processor 12 respectively, the data-signal mouth IOPBO～IOPB7 of dsp processor 12 links to each other with the data-signal input end DBO～DB7 of telltale 6.
As shown in Figure 6, button switch K1～the K5 of setup unit 7 is respectively " FUN " key, adds, subtracts key, " ESC " key, " ENT " key, one end is connected with the 3.3V power supply, and the other end is connected with the input end IOPCO～IOPC4 of dsp processor 12 by resistance R 1～R5 respectively.
As shown in Figure 7, the workflow of mixed power electric automobile assembly control system, its algorithm is:
(1) setup unit selects mode of operation and parameter to set;
(2) initialization is to system initialization;
(3) interrupt not, judge whether timer takes place regularly to interrupt,, otherwise change (12) step if interrupt then carrying out (4) step;
(4) read the AD register, read the speed signal that the unit that tests the speed transmits;
(5) software filtering is write algorithm signal is carried out Filtering Processing;
(6) error obfuscation, the signal of detection and the error of given signal are carried out Fuzzy processing, with fuzzy language description error amount;
(7) fuzzy reasoning utilizes fuzzy rule base that the derivative of sum of errors error is carried out reasoning, determines the variable quantity of pid parameter;
(8) sharpening converts fuzzy language to digital quantity;
(9) pid value of adjusting, the PID that obtains adjusting (ratio, integration, differential) value;
(10) regulate frequency converter, controlling quantity changes into analog quantity control frequency converter by digital module;
(11) electrical motor, the rotating speed at the frequency signal control motor of frequency converter is if the rotating speed mal then changes (4) step;
(12) detect storage battery, detect voltage, electric current, the temperature parameter of storage battery by detection module;
(13) temperature is high, judges whether temperature surpasses the value of defining, and then changes for (19) step if surpass, if normally then carried out for (14) step;
(14) SOC identifier is determined SOC (state-of-charge) to voltage, electric current, the temperature parameter identifying calculating of storage battery;
(15) whether SOC judges SOC value whether greater than 0.8 greater than 0.8, if greater than then changeing (20) step, otherwise carries out (16) step;
(16) whether SOC greater than 0.5, continues whether to judge the SOC value greater than 0.5, as if greater than then changeing (12) step, otherwise carries out (17) step;
(17) driver module is if SOC is not more than 0.5, driver module work;
(18) open charger, charger is started working, to battery charge;
(19) temperature controller, if temperature is too high, temperature controller is started working;
(20) driver module, if SOC is greater than 0.8, then driver module work;
(21) close charger, charge closing device;
(22) finish the battery management end of program.
Working process of the present invention is that setup unit 7 is pressed the K1 key, carry out the selection of mode of operation, button K2 finishes the setting that electronlmobil is moved pid parameter to K5, master controller is started working, adopt interrupt mode to handle to the adjusting of speed, the unit 1 that tests the speed sends master controller 11 speed signals to, 11 pairs of signals of master controller are handled and are obtained pid value, control signal is regulated motor speed by digital module 3 control frequency converters on the one hand, on the one hand parameter is presented on the telltale 6: inquiry mode is adopted in the management to storage battery, detection module 2 sends the parameter of storage battery 10 to master controller 11, master controller 11 embedded battery state-of-charge (SOC) identifiers are handled signal, the SOC value is passed through driver module 4 charge closing devices 9 greater than 0.8, the SOC value is opened charger 9 less than 0.5 by driver module 4, control the temperature of storage batterys when temperature is too high by temperature controller 5, master controller 11 is presented at parameters on the telltale 6, carry out communication by CAN external bus 8 and other control system simultaneously, finish comprehensive control electric automobile assembly control system.
Claims (8)
1, mixed power electric automobile assembly control system, it is characterized in that, comprise the unit that tests the speed, detection module, digital module, driver module, temperature controller, telltale, setup unit, the CAN external bus, charger, storage battery, master controller, the speed signal mouth of unit of testing the speed is connected with the input end of master controller, the control signal output ends of master controller is through driver module, charger is connected with the input end of storage battery, the control signal output ends of master controller is connected with the input end of storage battery by temperature controller, the voltage of storage battery, electric current, the temperature signal mouth is connected with the input end of master controller by detection module, the setting signal mouth of setup unit and the input end of master controller join, the data-signal end and the master controller of CAN external bus interconnect, the control signal output ends of master controller is joined through the input end of digital module and frequency converter, the frequency signal mouth and the electrical motor of frequency converter join, the input end of the control signal of master controller and data-signal mouth and telltale joins, described master controller is by dsp processor, memory device, jtag interface, power circuit, reset circuit is formed, memory device is by memory chip I, memory chip II constitutes, the A wire mouth of dsp processor by address bus respectively with memory chip I, the input end of the A wire of memory chip II links to each other, memory chip I, the data terminal of memory chip II interconnects by data bus and dsp processor respectively, the control signal output ends of dsp processor respectively with memory chip I, another input end of memory chip II links to each other, jtag interface links to each other mutually with dsp processor, the input end of the high level signal termination dsp processor of power circuit output, reset circuit is connected with the input end of dsp processor by phase inverter, the input end of phase inverter links to each other with power positive end by resistance, the input end of phase inverter by resistance through switch ground connection in parallel with electric capacity, the unit tests the speed, detection module, the signal output part of setup unit is connected with the dsp processor input end of master controller respectively, the dsp processor signal output part of master controller respectively with digital module, driver module, temperature controller, the input end of telltale is connected, and the CAN external bus interconnects by external bus chip for driving and dsp processor.
2, mixed power electric automobile assembly control system as claimed in claim 1, it is characterized in that, the power positive end of described power circuit links to each other with voltage transitions chip input end by diode, the mouth of diode links to each other with the negative terminal of power supply by filter capacitor, the mouth of voltage transitions chip also links to each other with the negative terminal of power supply by filter capacitor, the GND end ground connection of voltage transitions chip, the mouth of voltage transitions chip links to each other with the input end of low pressure conversion chip, the input end of low pressure conversion chip passes through resistance, light-emitting diode ground connection, the mouth of low pressure conversion chip links to each other with the power input of dsp processor, the input end of low pressure conversion chip, mouth passes through capacity earth, the GND ground connection of low pressure conversion chip respectively.
3, mixed power electric automobile assembly control system as claimed in claim 1, it is characterized in that, described detection module is by voltage sensor, current sensor, temperature sensor, amplifier is formed, one termination power of voltage sensor, the voltage signal output end of the other end links to each other with the dsp processor input end by resistance, the current signal output end of current sensor links to each other with the input end of dsp processor, one termination positive supply of temperature sensor, other end ground connection, and join by the negative input end of resistance and amplifier, the temperature signal mouth of temperature sensor links to each other with the input end of dsp processor through amplifier by resistance, and the negative input end of amplifier and mouth are by resistance and connect.
4, mixed power electric automobile assembly control system as claimed in claim 1, it is characterized in that, described digital module is by the bus driver chip I, bus driver chip I I, analog-digital chip, voltage amplifier is formed, the digital signal output end of dsp processor respectively with the bus driver chip I, the input end of II is connected, the digital signal output end of dsp processor links to each other with another input end of analog-digital chip, the bus driver chip I, the output signal end of II is connected with the input end of analog-digital chip, the analog signal output of analog-digital chip links to each other with the input end of voltage amplifier by resistance, the voltage amplifier negative input end is by resistance eutral grounding, and the control signal output ends of voltage amplifier links to each other with frequency converter.
5, mixed power electric automobile assembly control system as claimed in claim 1, it is characterized in that, described driver module is made up of HF switch, driver chip, photoelectrical coupler, the pulse signal output end of dsp processor links to each other with the input end of driver module, the control signal output ends of driver chip links to each other with the input end of dsp processor by photoelectrical coupler, and another mouth of the control signal of driver chip is connected with HF switch.
6, mixed power electric automobile assembly control system as claimed in claim 1, it is characterized in that, the voltage amplifier negative input end of described temperature controller passes through resistance eutral grounding, positive input terminal joins by the mouth of resistance and dsp processor, and the mouth of voltage amplifier is connected with relay switch.
7, mixed power electric automobile assembly control system as claimed in claim 1 is characterized in that, a termination power of the button switch of described setup unit, and another mouth links to each other with the input end of dsp processor by resistance.
8, the workflow of mixed power electric automobile assembly control system is characterized in that, its algorithm is:
(1) setup unit selects mode of operation and parameter to set;
(2) initialization is to system initialization;
(3) interrupt not, judge whether timer takes place regularly to interrupt,, otherwise change (12) step if interrupt then carrying out (4) step;
(4) read the AD register, read the speed signal that the unit that tests the speed transmits;
(5) software filtering is write algorithm signal is carried out Filtering Processing;
(6) error obfuscation, the signal of detection and the error of given signal are carried out Fuzzy processing, with fuzzy language description error amount;
(7) fuzzy reasoning utilizes fuzzy rule base that the derivative of sum of errors error is carried out reasoning, determines the variable quantity of pid parameter;
(8) sharpening converts fuzzy language to digital quantity;
(9) pid value of adjusting, the PID that obtains adjusting (ratio, integration, differential) value;
(10) regulate frequency converter, controlling quantity changes into analog quantity control frequency converter by digital module;
(11) electrical motor, the rotating speed at the frequency signal control motor of frequency converter is if the rotating speed mal then changes (4) step;
(12) detect storage battery, detect voltage, electric current, the temperature parameter of storage battery by detection module;
(13) temperature is high, judges whether temperature surpasses the value of defining, and then changes for (19) step if surpass, if normally then carried out for (14) step;
(14) SOC identifier is determined SOC (state-of-charge) to voltage, electric current, the temperature parameter identifying calculating of storage battery;
(15) whether SOC judges SOC value whether greater than 0.8 greater than 0.8, if greater than then changeing (20) step, otherwise carries out (16) step;
(16) whether SOC greater than 0.5, continues whether to judge the SOC value greater than 0.5, as if greater than then changeing (12) step, otherwise carries out (17) step;
(17) driver module is if SOC is not more than 0.5, driver module work;
(18) open charger, charger is started working, to battery charge;
(19) temperature controller, if temperature is too high, temperature controller is started working;
(20) driver module, if SOC is greater than 0.8, then driver module work;
(21) close charger, charge closing device;
(22) finish the battery management end of program.
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| CNB200510046821XA CN100333939C (en) | 2005-07-07 | 2005-07-07 | Mixed power electric automobile assembly control system |
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| CNB200510046821XA CN100333939C (en) | 2005-07-07 | 2005-07-07 | Mixed power electric automobile assembly control system |
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| CN100333939C true CN100333939C (en) | 2007-08-29 |
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| CN100411905C (en) * | 2006-03-23 | 2008-08-20 | 上海瑞华(集团)有限公司 | Power system unit assemblage of environmental protection type mixed electric energy super capacity car |
| CN101556470B (en) * | 2009-05-11 | 2011-08-31 | 北京东风机车电器厂 | Microcomputer control system of electric-wheel truck |
| US8380451B2 (en) * | 2009-07-14 | 2013-02-19 | Ford Global Technologies, Llc | System and method for monitoring the state of health of a power electronic system |
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