CN103674569A - Electric car electric drive working condition simulated test system - Google Patents
Electric car electric drive working condition simulated test system Download PDFInfo
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- CN103674569A CN103674569A CN201310680771.5A CN201310680771A CN103674569A CN 103674569 A CN103674569 A CN 103674569A CN 201310680771 A CN201310680771 A CN 201310680771A CN 103674569 A CN103674569 A CN 103674569A
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Abstract
The invention discloses an electric car electric drive working condition simulated test system. The electric car electric drive working condition simulated test system comprises a power input cabinet AR3, a rectifier transformer TM2, a direct current stabilized power supply cabinet AR4, a measuring cabinet AR5, a dynamometer controller AR6, an alternating current dynamometer C2, a T-n torque rotation speed sensor, a power analyzer, an industrial computer and a working condition controller. The electric car electric drive working condition simulated test system adopts an electric car inertia simulation system, simplifies system inertia test requirements, improves the adaptability of inertia simulation, eliminates simple working condition tests on an electric car of a traditional automobile engine test system, and meets the special test requirements of various working conditions of the electric car.
Description
Technical field
The present invention relates to electric vehicle engineering field, in particular, relate to a kind of electric automobile electric drive operating mode emulation test system.
Background technology
At present, vehicle and determined to a great extent World Ecosystem system status by the toxic emission level of heat engine from hitching machinery.Although the widespread use in the heat engine course of work of electronics and automatic technology, has improved oil inflame quality greatly, along with the sharply increase of vehicle fleet size, heat engine burning and exhausting problem is not still effectively solved; On the other hand, Global Oil reserves are limited, and energy crisis is increasingly serious, in order to improve the fuel economy of vehicle, guarantee auto industry sustainable development, development energy-conservation automobile of new generation.
Electric automobile be take vehicle power as power, with power wheel, travel, general employing high-level efficiency rechargeable battery or fuel cell are power source, a kind of saving petroleum resources, free of contamination ideal " zero-emission " automobile, and can strengthen the utilization factor of non-oil resource, the effective way addressing the above problem beyond doubt, therefore, had been subject to paying close attention to widely and paying attention in the last few years.In the production and test process of electric automobile, need to carry out simple working condition measurement to automobile, for electric automobile, the automotive engine test system of employing based on traditional carried out the simple working condition measurement of electric automobile, cannot meet the testing requirement of the distinctive polytype operating mode of electric automobile.
Therefore, providing a kind of electric automobile electric drive operating mode emulation test system, adopt electric automobile electric inertia simulation system, simplify system inertia testing requirement, improve the adaptability of inertia simulation, is those skilled in the art's problem demanding prompt solutions.
Summary of the invention
In view of this, the invention provides a kind of electric automobile electric drive operating mode emulation test system, to overcome the simple working condition measurement that carries out electric automobile in prior art due to the automotive engine test system of employing based on traditional, cannot meet the problem of the testing requirement of the distinctive polytype operating mode of electric automobile.
For achieving the above object, the invention provides following technical scheme:
An electric automobile electric drive operating mode emulation test system, comprising:
Directly be connected with 50Hz/400V incoming power, carry out the AR3 power supply input cabinet of testboard bay total input-wire power protection;
Be connected with described AR3 power supply input cabinet, rectification is isolated and is reduced the TM2 rectifier transformer of harmonic wave to electrical network interference;
Be connected with described TM2 rectifier transformer, the AR4 D.C. regulated power supply cabinet that adopts IGBT to carry out direct current rectification and inversion;
Be connected with described AR4 D.C. regulated power supply cabinet, inner installation disconnector and high-precision sensor are exported disjunction control, electric machine controller input electrical quantity and the electric parameter measurement of tested motor side, the AR5 of output wiring terminal measures cabinet for direct supply;
Directly be connected with 50Hz/400V incoming power, electric A.C. dynamometer C2 traction control and braking are controlled, the AR6 Dynamometer Control device that control mode is Direct Torque Control;
Be connected with described AR6 Dynamometer Control device, as the C2 electric A.C. dynamometer of the load equipment of tested motor;
Be connected with described C2 electric A.C. dynamometer, carry out the T-n torque rotary speed sensor of torque signal detection;
Measure cabinet with described T-n torque rotary speed sensor with described AR5 respectively and be connected, whole system is carried out to the power analyzer of power analysis;
Be connected with described power analyzer, to issuing of the On-line Control of condition controller, real-time simulation computing formula, parameter, the industrial computer of the monitoring of system running state;
Respectively with described T-n torque rotary speed sensor, described industrial computer and be arranged on the tested electric machine controller that described AR5 measures cabinet and be connected; whole system is carried out to real-time on-line simulation control; obtain every operational factor; system is carried out to every control, and the steering order of obtaining host computer is carried out the condition controller of the dynamic control and protection of system.
Wherein, described AR5 measures cabinet and connects the tested motor of M2, and the tested motor of described M2 is arranged on the mounting bracket on cast iron platform.
Wherein, described IGBT is active turn-off type device.
Wherein, described industrial computer comprises: keyboard, mouse, industrial liquid crystal display, printer, Display panel instrument and all kinds of pilot lamp, gauge tap and button.
Wherein, the metering system of described power analyzer adopts power analyzer connected with computer to measure, and measuring circuit configuration high precision electric current transducer.
Wherein, the control mode of described AR6 Dynamometer Control device adopts PLC directly to carry out chain control.
Wherein, described condition controller carries out moment of torsion, rotating speed, throttle position, brake pedal position and controls the pid parameter of parameter function is set.
Wherein, described condition controller also has fault diagnosis and warning function.
Known via above-mentioned technical scheme, compared with prior art, the invention discloses a kind of electric automobile electric drive operating mode emulation test system, this system comprises: AR3 power supply input cabinet, TM2 rectifier transformer, AR4 D.C. regulated power supply cabinet, AR5 measure cabinet, AR6 Dynamometer Control device, C2 electric A.C. dynamometer, T-n torque rotary speed sensor, power analyzer, industrial computer and condition controller.The present invention adopts electric automobile electric inertia simulation system, simplifies system inertia testing requirement, has improved the adaptability of inertia simulation; Meanwhile, the automotive engine test system of abandoning tradition is carried out the simple working condition measurement of electric automobile, has met the testing requirement of the distinctive polytype operating mode of electric automobile.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skills, do not paying under the prerequisite of creative work, other accompanying drawing can also be provided according to the accompanying drawing providing.
Fig. 1 is the disclosed a kind of electric automobile electric drive operating mode emulation test system structural representation of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
The invention discloses a kind of electric automobile electric drive operating mode emulation test system, this system comprises: AR3 power supply input cabinet, TM2 rectifier transformer, AR4 D.C. regulated power supply cabinet, AR5 measure cabinet, AR6 Dynamometer Control device, C2 electric A.C. dynamometer, T-n torque rotary speed sensor, power analyzer, industrial computer and condition controller.The present invention adopts electric automobile electric inertia simulation system, simplifies system inertia testing requirement, has improved the adaptability of inertia simulation; Meanwhile, the automotive engine test system of abandoning tradition is carried out the simple working condition measurement of electric automobile, has met the testing requirement of the distinctive polytype operating mode of electric automobile.
Referring to accompanying drawing 1, is the disclosed a kind of electric automobile electric drive operating mode emulation test system structural representation of the embodiment of the present invention.The embodiment of the invention discloses a kind of electric automobile electric drive operating mode emulation test system, this system concrete structure comprises: be directly connected with 50Hz/400V incoming power, carry out the AR3 power supply input cabinet 1 of testboard bay total input-wire power protection; Be connected with described AR3 power supply input cabinet 1, rectification is isolated and is reduced the TM2 rectifier transformer 2 of harmonic wave to electrical network interference; Be connected with described TM2 rectifier transformer 2, the AR4 D.C. regulated power supply cabinet 3 that adopts IGBT to carry out direct current rectification and inversion; Be connected with described AR4 D.C. regulated power supply cabinet 3, inner installation disconnector and high-precision sensor are exported disjunction control, electric machine controller input electrical quantity and the electric parameter measurement of tested motor side, the AR5 of output wiring terminal measures cabinet 4 for direct supply; Directly be connected with 50Hz/400V incoming power, electric A.C. dynamometer C2 traction control and braking are controlled, the AR6 Dynamometer Control device 5 that control mode is Direct Torque Control; Be connected with described AR6 Dynamometer Control device 5, as the C2 electric A.C. dynamometer 6 of the load equipment of tested motor; Be connected with described C2 electric A.C. dynamometer 6, carry out the T-n torque rotary speed sensor 7 of torque signal detection; Measure cabinet 4 with described T-n torque rotary speed sensor 7 with described AR5 respectively and be connected, whole system is carried out to the power analyzer 8 of power analysis; Be connected with described power analyzer 8, to issuing of the On-line Control of condition controller 10, real-time simulation computing formula, parameter, the industrial computer 9 of the monitoring of system running state; Respectively with described T-n torque rotary speed sensor 7, described industrial computer 9 and be arranged on the tested electric machine controller that described AR5 measures cabinet 4 and be connected; whole system is carried out to real-time on-line simulation control; obtain every operational factor; system is carried out to every control, and the steering order of obtaining host computer is carried out the condition controller 10 of the dynamic control and protection of system.
The present invention adopts electric automobile electric inertia simulation system, simplifies system inertia testing requirement, has improved the adaptability of inertia simulation; Meanwhile, the automotive engine test system of abandoning tradition is carried out the simple working condition measurement of electric automobile, has met the testing requirement of the distinctive polytype operating mode of electric automobile.
Preferably, described AR5 measures cabinet and connects the tested motor of M2, and the tested motor of described M2 is arranged on the mounting bracket on cast iron platform.
Its inner installation disconnector and high-precision sensor are for electric parameter measurement, the output wiring terminal of direct supply output disjunction control, electric machine controller input electrical quantity and tested motor side.
Preferably, described IGBT is active turn-off type device.The control accuracy of system, stability can be improved, and the danger that can avoid inversion to overturn.
Preferably, described industrial computer comprises: keyboard, mouse, industrial liquid crystal display, printer, Display panel instrument and all kinds of pilot lamp, gauge tap and button.
Operator's console comprises operation stand, UPS voltage stabilizing insulating power supply, industrial computer (containing keyboard, mouse), 17 inches of industrial liquid crystal displays, printer, Display panel instrument and all kinds of pilot lamp, gauge tap and buttons.
Preferably, the metering system of described power analyzer adopts power analyzer connected with computer to measure, and measuring circuit configuration high precision electric current transducer.Intermediate link adopts signal condition interface module, selects power analyzer to connect computing machine settling signal collection and measurement task.
Preferably, the control mode of described AR6 Dynamometer Control device adopts PLC directly to carry out chain control.Adopt PLC to carry out interlocked control, interlock program can freely be edited, revise according to user's requirement, and control system stable performance, the system expandability are good.
Dynamometer machine basic composition: by an electric A.C. dynamometer, torque rotary speed sensor, mounting seat and with power machine joint flange, can four quadrant running AC variable-frequency speed regulation system form.Their principle of work is all that the alternating current inversion that alternating current generator is sent is that direct current and then inversion are alternating current online.AC variable-frequency speed regulation system by control dynamometer machine rotating speed and moment of torsion tested motor is loaded.
Preferably, described condition controller carries out moment of torsion, rotating speed, throttle position, brake pedal position and controls the pid parameter of parameter function is set.Condition controller is connected and carries out the Quick Measurement of rotating speed, moment of torsion with dynamometer machine, with power analyzer, is connected and carries out voltage, the electric current Quick Measurement of electric system.By CAN, MODBUS, Ethernet digital communication interface, with the connected steering order renewal rate that carries out rotating speed, moment of torsion, dynamometer machine electric weight of dynamometer machine frequency conversion tank, should be more than or equal to 1kHz, communication speed is more than or equal to 1KHz.
Preferably, described condition controller also has fault diagnosis and warning function.
Condition controller has E-Gas and brake pedal position analog functuion: provide the d. c. voltage signal (analog quantity is equivalent to the aperture of gas pedal) of 0-5V for the control to motor powered power; Condition controller provides the d. c. voltage signal (analog quantity is equivalent to the aperture of brake pedal) of 0-5V for the control to electric power generation power again; Condition controller increase a brake signal (1 represents electric power generation operating mode for digital quantity, 0-1 signal, and 0 represents motor powered operating mode, in order to control electric machine controller by electronic to generating or by generating electricity to the conversion electronic operating mode).Require two kinds of throttle signals and brake signal can carry out manual operation control, can automatically control again; When manually controlling, if when generating operation mode, dynamoelectric accelerograph is inoperative, brakes throttle inoperative when motor powered.When carrying out automatic operating, manually control inoperative.
Under traction working condition, electric motor of automobile and the traction of controller simulating vehicle, its output power passes to the electric A.C. dynamometer in generating operation mode through variator, and ac dynamometer is according to torque closed-loop control, the resistant load of simulation train, the inertia simulation of alternative original mechanical flywheel.
Under electric braking operating mode, ac dynamometer continues the change in resistance of simulating vehicle in braking procedure, and electric motor of automobile and controller carry out the simulation of inertia and resistance according to calculating, make tested motor in generating operation mode, simulation realizes resistance consumption or the feedback of vehicle regenerated energy, substitutes the inertia simulation of original mechanical flywheel.
After changing test specimen, the parameter of new test specimen, data are input in computing machine, computing machine in condition controller, can be realized the automatic electric inertia simulation function to test specimen in many by the data distributing after calculating in real time.
In sum: the invention discloses a kind of electric automobile electric drive operating mode emulation test system, this system comprises: AR3 power supply input cabinet, TM2 rectifier transformer, AR4 D.C. regulated power supply cabinet, AR5 measure cabinet, AR6 Dynamometer Control device, C2 electric A.C. dynamometer, T-n torque rotary speed sensor, power analyzer, industrial computer and condition controller.The present invention adopts electric automobile electric inertia simulation system, simplifies system inertia testing requirement, has improved the adaptability of inertia simulation; Meanwhile, the automotive engine test system of abandoning tradition is carried out the simple working condition measurement of electric automobile, has met the testing requirement of the distinctive polytype operating mode of electric automobile.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. an electric automobile electric drive operating mode emulation test system, is characterized in that, comprising:
Directly be connected with 50Hz/400V incoming power, carry out the AR3 power supply input cabinet of testboard bay total input-wire power protection;
Be connected with described AR3 power supply input cabinet, rectification is isolated and is reduced the TM2 rectifier transformer of harmonic wave to electrical network interference;
Be connected with described TM2 rectifier transformer, the AR4 D.C. regulated power supply cabinet that adopts IGBT to carry out direct current rectification and inversion;
Be connected with described AR4 D.C. regulated power supply cabinet, inner installation disconnector and high-precision sensor are exported disjunction control, electric machine controller input electrical quantity and the electric parameter measurement of tested motor side, the AR5 of output wiring terminal measures cabinet for direct supply;
Directly be connected with 50Hz/400V incoming power, electric A.C. dynamometer C2 traction control and braking are controlled, the AR6 Dynamometer Control device that control mode is Direct Torque Control;
Be connected with described AR6 Dynamometer Control device, as the C2 electric A.C. dynamometer of the load equipment of tested motor;
Be connected with described C2 electric A.C. dynamometer, carry out the T-n torque rotary speed sensor of torque signal detection;
Measure cabinet with described T-n torque rotary speed sensor with described AR5 respectively and be connected, whole system is carried out to the power analyzer of power analysis;
Be connected with described power analyzer, to issuing of the On-line Control of condition controller, real-time simulation computing formula, parameter, the industrial computer of the monitoring of system running state;
Respectively with described T-n torque rotary speed sensor, described industrial computer and be arranged on the tested electric machine controller that described AR5 measures cabinet and be connected; whole system is carried out to real-time on-line simulation control; obtain every operational factor; system is carried out to every control, and the steering order of obtaining host computer is carried out the condition controller of the dynamic control and protection of system.
2. system according to claim 1, is characterized in that, described AR5 measures cabinet and connects the tested motor of M2, and the tested motor of described M2 is arranged on the mounting bracket on cast iron platform.
3. system according to claim 1, is characterized in that, described IGBT is active turn-off type device.
4. system according to claim 1, is characterized in that, described industrial computer comprises: keyboard, mouse, industrial liquid crystal display, printer, Display panel instrument and all kinds of pilot lamp, gauge tap and button.
5. system according to claim 1, is characterized in that, the metering system of described power analyzer adopts power analyzer connected with computer to measure, and measuring circuit configuration high precision electric current transducer.
6. system according to claim 1, is characterized in that, the control mode of described AR6 Dynamometer Control device adopts PLC directly to carry out chain control.
7. system according to claim 1, is characterized in that, the pid parameter that described condition controller carries out moment of torsion, rotating speed, throttle position, brake pedal position control parameter arranges function.
8. system according to claim 1, is characterized in that, described condition controller also has fault diagnosis and warning function.
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| CN201310680771.5A CN103674569A (en) | 2013-12-12 | 2013-12-12 | Electric car electric drive working condition simulated test system |
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| CN104238548A (en) * | 2014-09-05 | 2014-12-24 | 武汉理工大学 | Working condition simulation system and measurement and control method for four-wheel independent electric vehicle with motorized wheels |
| CN105092258A (en) * | 2014-05-19 | 2015-11-25 | 株式会社堀场制作所 | On-road running test apparatus |
| CN106124881A (en) * | 2016-06-08 | 2016-11-16 | 杭州威衡科技有限公司 | The simulated condition test system of a kind of mixed motivity type automobile and method of testing |
| CN106707168A (en) * | 2017-01-17 | 2017-05-24 | 南京越博动力系统股份有限公司 | Blade electric vehicle motor test board |
| CN106771792A (en) * | 2017-03-29 | 2017-05-31 | 株洲中达特科电子科技有限公司 | A kind of locomotive converter test system |
| CN108267690A (en) * | 2017-12-22 | 2018-07-10 | 苏州恒美电子科技股份有限公司 | The on-line measurement system of transmission mechanism |
| CN108732437A (en) * | 2017-04-24 | 2018-11-02 | 深圳市源信电气技术有限公司 | A kind of electrical automobile driver analog testing platform |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105092258A (en) * | 2014-05-19 | 2015-11-25 | 株式会社堀场制作所 | On-road running test apparatus |
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| CN106771792B (en) * | 2017-03-29 | 2023-11-03 | 株洲中达特科电子科技有限公司 | Locomotive converter test system |
| CN108732437A (en) * | 2017-04-24 | 2018-11-02 | 深圳市源信电气技术有限公司 | A kind of electrical automobile driver analog testing platform |
| CN108267690A (en) * | 2017-12-22 | 2018-07-10 | 苏州恒美电子科技股份有限公司 | The on-line measurement system of transmission mechanism |
| CN108267690B (en) * | 2017-12-22 | 2020-06-12 | 苏州恒美电子科技股份有限公司 | On-line measuring system of transmission mechanism |
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