CN201207021Y - Testing rack for durability of power assembly for hybrid automobile - Google Patents
Testing rack for durability of power assembly for hybrid automobile Download PDFInfo
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- CN201207021Y CN201207021Y CNU2008201113952U CN200820111395U CN201207021Y CN 201207021 Y CN201207021 Y CN 201207021Y CN U2008201113952 U CNU2008201113952 U CN U2008201113952U CN 200820111395 U CN200820111395 U CN 200820111395U CN 201207021 Y CN201207021 Y CN 201207021Y
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- 238000012360 testing method Methods 0.000 title claims abstract description 50
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 13
- 239000000523 sample Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 241000976924 Inca Species 0.000 claims 1
- 230000001172 regenerating effect Effects 0.000 abstract description 9
- 238000011217 control strategy Methods 0.000 abstract description 3
- 238000010248 power generation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 13
- 238000010998 test method Methods 0.000 description 8
- 238000012956 testing procedure Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 3
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- 230000001133 acceleration Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 241000156302 Porcine hemagglutinating encephalomyelitis virus Species 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
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- 238000006243 chemical reaction Methods 0.000 description 1
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Abstract
The utility model discloses a hybrid vehicle power assembly durability test bench, comprising a dynamometer. The hybrid vehicle power assembly durability test bench is characterized in that the dynamometer is connected with an engine and a gear ring through an ISG motor which is electrically connected with an inverter. A rotation speed sensor arranged at the external side of the gear ring is connected with an instrument controller. A bench control system sends testing control signals respectively to a hybrid power control system, an engine management system and the dynamometer. Through the durability test bench, the actual operation conditions of the vehicle can be tested under the modes of motor auxiliary drive, motor cruising power generation, regenerative braking, idle speed and halt, and startup. The durability test bench can not only examine the control strategy of the whole system, verify the validity and reliability of the system and but also examine the validity and the durability of the motor system and the battery system.
Description
Technical field
The utility model relates to the automobile power assembly test-bed, particularly a kind of hybrid power automobile dynamic force assembly durable test stand.
Background technology
Since the nineties, each big motor corporation begins to develop the mixed motivity type automobile one after another.Since Japanese Toyota Company took the lead in releasing hybrid power car in 1997, each big motor corporation comprised that Honda, general, Ford, Daimler-Chrysler and french citroen etc. all release or developed product vehicle or notion sample car.
PHEV is not only to rest in the conceptual design, but a truly product vehicle in order to produce in batches it, then must be carried out verification experimental verification to each system, the product approval.The bench test scheme is based upon on this purpose basis.
At present, at home, all there is not the stand that effectively to examine the permanance of hybrid power automobile power assembly basically.Particularly there is not the road operation state of cyclic operation that effective stand can Simulation of Complex that hybrid power assembly is carried out the permanance examination.
In traditional power assembly permanance bench test; whole power assembly operates in the more stable operating mode; and will go out at traditional power assembly permanance bench simulation at present as NEDC (mixing road conditions), 1015; HFET (simulation suburbs or highway road conditions), the operating mode that FTP (simcity road conditions) is so relatively complicated; in these operating modes, hybrid power assembly will circulate realization auxiliary accelerations, idle stop/restart, regenerative braking repeatedly, the various mode of operations of charging of cruising.Realize such permanance examination target, the main problem that will face is to accomplish consistently in stand control and power assembly system control, accomplishes synchronous.Available dynamic assembly permanance stand can not satisfy above-mentioned requirements.
The utility model content
Technical problem to be solved in the utility model provides a kind of hybrid power automobile dynamic force assembly durable test stand and method of testing.Comprise various operating modes in the vehicle actual motion to reach, and the motor process auxiliary drive, motor cruise generating, regenerative braking, idle stop and these five kinds of operating modes of startup by the test of long duration test stand and method of testing.Make that communication wants real-time, rapid between each control system, make hybrid power automobile power assembly can between each operating mode, carry out the purpose of conversion accurately and effectively.
For solving the problems of the technologies described above, the technical solution of the utility model is a kind of hybrid power automobile dynamic force assembly durable test stand, comprise dynamometer machine, it is characterized in that: described dynamometer machine is connected with engine, gear ring by the ISG motor with the inverter electrical connection; The speed probe that is located at the gear ring outside links to each other with instrument controller, and pedestal control system sends test control signal to hybrid power control system, engine management system, dynamometer machine respectively;
Described hybrid power control system by the CAN bus respectively with the transmission of computing machine, car body controller, instrument controller, the electric machine control system that is electrically connected with inverter, the battery management system that is electrically connected with battery, the engine management system realization signal that is electrically connected with engine.
Hybrid power automobile dynamic force assembly durable test stand, described dynamometer machine by flywheel with the ISG motor, engine is coaxial is connected.
Hybrid power automobile dynamic force assembly durable test stand, described ISG motor also is connected with the motor cooling system.
Hybrid power automobile dynamic force assembly durable test stand, described dynamometer machine output shaft inserts in the flywheel bearing, and its clutch end face is connected with flywheel one side end face.
Hybrid power automobile dynamic force assembly durable test stand, described engine control system is connected with the control gas pedal.
Hybrid power automobile dynamic force assembly durable test stand, described dynamometer machine model is APA100
Hybrid power automobile dynamic force assembly durable test stand, described computing machine writes down the data that exchange communication between each controller by the CAN bus, and can be by the data in CCP agreement record and the demarcation hybrid power system controller HCU internal memory.
Another technical scheme of the utility model is that a kind of method of testing of hybrid power automobile dynamic force assembly durable test stand, this method comprise routine step down:
A) step is set: be used for the initial operating mode of test-bed being set by pedestal control system;
B) setting up procedure: 1, send dynamometer machine (1) enabling signal simultaneously by pedestal control system (PUMA), and send engine (4) enabling signal by hybrid power control system (HCU), engine management system (EMS), send ISG motor (3) enabling signal by hybrid power control system (HCU), electric machine control system (MCU), engine (4), ISG motor (3) entry into service; 2, send ISG electric motor starting signal by computing machine 7 pairs of hybrid power control systems, electric machine control systems, the ISG electric motor starting drives engine, engine, the entry into service of ISG motor;
C) testing procedure 1; Pedestal control system is controlled the operation of dynamometer machine according to pre-set rate curve and torque curve, and export switching signals such as neutral gear, clutch, braking synchronously and give hybrid power control system, hybrid power control system reaches engine management system, electric machine control system control engine, the operation of ISG motor under above-mentioned different operating modes by the CAN bus with signal;
D) testing procedure 2: hybrid power control system collects the demand torque value of engine management system by the CAN bus, vehicle speed signal according to the instrument controller detection, the temperature signal of the ISG motor that electric machine control system detects, economy and dynamic property according to system, hybrid power control system carries out torque distribution, and engine management system, electric machine control system carry out corresponding control according to the torque distribution signal to engine, ISG motor;
E) testing procedure 3; According to the testboard bay test request; pedestal control system control dynamometer machine simulates hybrid vehicle and realize a series of operating modes such as acceleration, deceleration, braking under different road conditions; hybrid power control system is gathered vehicle speed signal, reverse gear signal; calculate the demand under each operating mode, and control that whole hybrid power coefficient is realized idle stop, restarted automatically, regenerative braking, ISG motor auxiliaryly quicken, motor cruises a series of complex working conditions such as generating.
The method of testing of hybrid power automobile dynamic force assembly durable test stand; it is characterized in that: allow the circulation of whole power assembly under the operating mode of hybrid power system work, turn round constantly, such as idle stop, restart automatically, regenerative braking, ISG motor auxiliaryly quicken, motor cruises complex working conditions such as generating.
A kind of hybrid power automobile dynamic force assembly durable test stand and method of testing, owing to adopt the method for testing of above-mentioned structure, hybrid power control system is accepted the signal from the outside, has sent/has stopped and torque demand to engine management system and electric machine control system according to self control strategy.Pedestal control system (PUMA) is controlled the operation of dynamometer machine according to pre-set rate curve and torque curve, and engine is turned round under the operating mode that pre-defines.The size of the moment of torsion of the distribution of Motor torque and engine torque and motor process auxiliary drive is controlled according to engine speed size and torque demand size by hybrid power control system.Comprise motor process auxiliary drive in the vehicle actual motion by long duration test stand and method of testing test; the motor generating of cruising; regenerative braking; idle stop and these five kinds of operating modes of startup; not only can examine the control strategy of total system; verify its validity and reliability, also examined the validity of electric system, battery system and permanance etc. simultaneously.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail;
Fig. 1 is the utility model hybrid power automobile dynamic force assembly durable test stand structural representation;
Fig. 2 is a hybrid power automobile power assembly physical construction synoptic diagram;
Fig. 3 is the method for testing controlling schemes block diagram of the utility model hybrid power automobile dynamic force assembly durable test stand;
In Fig. 1～Fig. 3,1, dynamometer machine; 2, motor cooling system; 3, ISG motor; 4, engine; 5, speed probe; 6, gear ring; 7, computing machine; 8, inverter; 9, battery; 10, CAN bus; 11, flywheel; 12, flywheel bearing; 13, gas pedal.
Embodiment
Contrast accompanying drawing below, by description to embodiment, to the effect of the mutual alignment between embodiment of the present utility model such as related each control system and annexation, each system and principle of work, method of testing etc., be described in further detail, with help those skilled in the art to utility model of the present utility model conceive, technical scheme has more complete, accurate and deep understanding.
As shown in Figure 1, hybrid power automobile dynamic force assembly durable test stand comprises engine 4, ISG motor 3, battery 9, dynamometer machine 1, four machine assemblies, and EMS (engine management system) engine management system, BMS (battery management srstem) battery management system, MCU (motor control unit) electric machine control system, HCU (hybrid control unit) hybrid power control system, BCM (body controlmodule) car body controller, six control modules of ICU (instrument cluster unit) instrument controller.One is used for record data and sends control signal, revises the computing machine 7 of calibrating parameters effect.
Hybrid power automobile dynamic force assembly durable test stand comprises dynamometer machine 1, and described dynamometer machine 1 is connected with engine 4, gear ring 6 by the ISG motor 3 with inverter 8 electrical connections; The speed probe 5 that is located at gear ring 6 outsides links to each other with instrument controller ICU, and pedestal control system PUMA sends test control signal to hybrid power control system HCU, engine management system EMS, dynamometer machine 1 respectively; Hybrid power control system HCU by CAN bus 10 respectively with the transmission of computing machine 7, car body controller BCM, instrument controller ICU, the electric machine control system MCU that is electrically connected with inverter 8, the battery management system BMS that is electrically connected with battery 9, the engine management system EMS realization signal that is electrically connected with engine 4.ISG motor 3 also is connected with motor cooling system 2.Pedestal control system (PUMA) is controlled the operation of dynamometer machine 1 according to pre-set rate curve and torque curve, and engine 4 is turned round under the operating mode that pre-defines.The size of the moment of torsion of the distribution of Motor torque and engine torque and motor process auxiliary drive is controlled according to engine speed size and torque demand size by hybrid power control system HCU.Draw together motor process auxiliary drive in the vehicle actual motion by long duration test stand test pack, the motor generating of cruising, regenerative braking, idle stop and start these five kinds of operating modes.
Referring to Fig. 2, Fig. 2 is a hybrid power automobile power assembly physical construction synoptic diagram, and described dynamometer machine 1 is by flywheel 11 and ISG motor 3, engine 4,6 coaxial connections of gear ring.Dynamometer machine 1 output shaft inserts in the flywheel bearing 12, and its clutch end face is connected with bolt with flywheel 11 1 side end faces.
Referring to Fig. 1, Fig. 3, Fig. 3 is the method for testing controlling schemes block diagram of the utility model hybrid power automobile dynamic force assembly durable test stand;
A kind of method of testing of hybrid power automobile dynamic force assembly durable test stand, this method comprise routine step down:
A) step is set: be used for the initial operating mode of test-bed being set by pedestal control system;
B) setting up procedure: two kinds of start-up mode 1, send dynamometer machine 1 enabling signal simultaneously by pedestal control system PUMA, and send engine 4 enabling signals by hybrid power control system HCU, engine management system EMS, send ISG motor 3 enabling signals by hybrid power control system HCU, electric machine control system MCU, engine 4,3 entrys into service of ISG motor.2, send ISG motor 3 enabling signals by 7 couples of hybrid power control system HCU of computing machine, electric machine control system MCU, ISG motor 3 starts, and drives engine 4, engine 4,3 entrys into service of ISG motor.
C) testing procedure 1; Pedestal control system PUMA controls the operation of dynamometer machine 1 according to pre-set rate curve and torque curve, and export switching signals such as neutral gear, clutch, braking synchronously and give hybrid power control system HCU, hybrid power control system HCU reaches engine management system EMS, electric machine control system MCU control engine 4, the operation of ISG motor 3 under above-mentioned different operating modes by CAN bus 10 with signal.
D) testing procedure 2: hybrid power control system HCU collects the demand torque value of engine management system EMS by CAN bus 10, vehicle speed signal according to instrument controller ICU detection, the temperature signal of the ISG motor 3 that electric machine control system MCU detects, economy and dynamic property according to system, hybrid power control system HCU carries out torque distribution, and engine management system EMS, electric machine control system MCU carry out corresponding control according to the torque distribution signal to engine 4, ISG motor 3.
E) testing procedure 3; Engine management system EMS is connected with control gas pedal 13.According to the testboard bay test request; pedestal control system PUMA control dynamometer machine 1 simulates hybrid vehicle and realizes quickening under different road conditions; slow down; a series of operating modes such as braking; hybrid power control system (HCU) is gathered vehicle speed signal; the reverse gear signal; the neutral gear signal; gas pedal 13 signals; clutch switch top and bottom signal; brake pedal signal etc.; calculate the demand under each operating mode, and control whole hybrid power coefficient and realize idle stop; automatically restart; regenerative braking; the ISG motor is auxiliary to quicken; the ISG motor a series of complex working conditions such as generating that cruise.
F) determining step; judge whether cycle index equals to be provided with step and set step N; return setting up procedure in this way; allow the circulation of whole power assembly under the operating mode of hybrid power system work, turn round constantly, such as idle stop, restart automatically, regenerative braking, ISG motor auxiliaryly quicken, motor cruises operating modes such as generating.If not, enter end step.
Test parameter particularly, as the time of each operating mode operation, precedence etc. can be considered especially according to the character of system.Initial setting is a cycle operation 60s, and a long duration test moves 250,000 times altogether.
Claims (7)
1, a kind of hybrid power automobile dynamic force assembly durable test stand comprises that dynamometer machine (1) is characterized in that: described dynamometer machine (1) is connected with engine (4), gear ring (6) by the ISG motor (3) with inverter (8) electrical connection; The speed probe (5) that is located at gear ring (6) outside links to each other with instrument controller (ICU), and pedestal control system (PUMA) sends test control signal to hybrid power control system (HCU), engine management system (EMS), dynamometer machine (1) respectively;
Described hybrid power control system (HCU) by CAN bus (10) respectively with the transmission of computing machine (7), car body controller (BCM), instrument controller (ICU), the electric machine control system (MCU) that is electrically connected with inverter (8), the battery management system (BMS) that is electrically connected with battery (9), engine management system (EMS) the realization signal that is electrically connected with engine (4).
2, hybrid power automobile dynamic force assembly durable test stand according to claim 1 is characterized in that: described dynamometer machine (1) is by flywheel (11) and ISG motor (3), engine (4), the coaxial connection of gear ring (6).
3, hybrid power automobile dynamic force assembly durable test stand according to claim 2 is characterized in that: described ISG motor (3) also is connected with motor cooling system (2).
4, hybrid power automobile dynamic force assembly durable test stand according to claim 1 and 2 is characterized in that: described dynamometer machine (1) output shaft inserts in the flywheel bearing (12), and its clutch end face is connected with flywheel (11) one side end faces.
5, hybrid power automobile dynamic force assembly durable test stand according to claim 1 and 2 is characterized in that: described engine management system (EMS) is connected with control gas pedal (13).
6, hybrid power automobile dynamic force assembly durable test stand according to claim 1 and 2 is characterized in that: the model of described dynamometer machine (1) is APA100.
7, hybrid power automobile dynamic force assembly durable test stand according to claim 1 is characterized in that: described computing machine (7) is by CAN bus (10), INCA, and real-time communication between each controller.
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2008201113952U CN201207021Y (en) | 2007-12-27 | 2008-04-18 | Testing rack for durability of power assembly for hybrid automobile |
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| CN200720129787.7 | 2007-12-27 | ||
| CN200720129787 | 2007-12-27 | ||
| CNU2008201113952U CN201207021Y (en) | 2007-12-27 | 2008-04-18 | Testing rack for durability of power assembly for hybrid automobile |
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Cited By (14)
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| CN102072821A (en) * | 2010-11-17 | 2011-05-25 | 无锡迈为电子技术有限公司 | Novel electric vehicle testing device |
| CN102507209A (en) * | 2011-10-20 | 2012-06-20 | 重庆长安汽车股份有限公司 | Test stand for reliability of series-connection extended-range pure electric automobile power assembly |
| CN101556308B (en) * | 2009-05-22 | 2012-07-11 | 奇瑞汽车股份有限公司 | Testing system of hybrid power motor and testing method thereof |
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| CN101556308B (en) * | 2009-05-22 | 2012-07-11 | 奇瑞汽车股份有限公司 | Testing system of hybrid power motor and testing method thereof |
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| CN102072821B (en) * | 2010-11-17 | 2015-12-16 | 无锡迈为电子技术有限公司 | A kind of electric vehicle testing device |
| CN102507209A (en) * | 2011-10-20 | 2012-06-20 | 重庆长安汽车股份有限公司 | Test stand for reliability of series-connection extended-range pure electric automobile power assembly |
| CN102507209B (en) * | 2011-10-20 | 2014-01-01 | 重庆长安汽车股份有限公司 | Test stand for reliability of series-connection extended-range pure electric automobile power assembly |
| CN102680248A (en) * | 2012-05-16 | 2012-09-19 | 奇瑞汽车股份有限公司 | Test bench and mounting method and testing method thereof |
| CN104422593A (en) * | 2013-08-30 | 2015-03-18 | 上海汽车集团股份有限公司 | Testing system of power assembly |
| CN104034466B (en) * | 2014-06-09 | 2016-05-25 | 三一汽车制造有限公司 | A kind of vehicle power measuring and calculation method, device |
| CN104034466A (en) * | 2014-06-09 | 2014-09-10 | 三一汽车制造有限公司 | Vehicle power testing and calculation method and device |
| CN104280244A (en) * | 2014-10-28 | 2015-01-14 | 重庆长安汽车股份有限公司 | Engine pedestal reliability test time determining method based on loading |
| CN104535330A (en) * | 2015-01-29 | 2015-04-22 | 四川诚邦测控技术有限公司 | Experiment support system based on comprehensive performance detection of engine |
| CN104535330B (en) * | 2015-01-29 | 2017-05-10 | 四川诚邦测控技术有限公司 | Experiment support system based on comprehensive performance detection of engine |
| CN105157893A (en) * | 2015-05-14 | 2015-12-16 | 山东大学 | Engine instantaneous torque measuring system and method |
| CN106646020A (en) * | 2016-10-11 | 2017-05-10 | 清华大学 | Battery management-based multifunctional dynamic test system |
| CN106646020B (en) * | 2016-10-11 | 2019-11-22 | 清华大学 | Multi-functional dynamic test system based on battery management |
| CN106873478A (en) * | 2017-04-20 | 2017-06-20 | 苏州华业检测技术服务有限公司 | A kind of engine performance and discharge testing equipment master control system |
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Granted publication date: 20090311 Termination date: 20130418 |