CN205352708U - Insert electric formula hybrid vehicle's power assembly test rack - Google Patents
Insert electric formula hybrid vehicle's power assembly test rack Download PDFInfo
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- CN205352708U CN205352708U CN201620031901.1U CN201620031901U CN205352708U CN 205352708 U CN205352708 U CN 205352708U CN 201620031901 U CN201620031901 U CN 201620031901U CN 205352708 U CN205352708 U CN 205352708U
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Abstract
The utility model relates to an insert electric formula hybrid vehicle's power assembly test rack belongs to hybrid vehicle's technical field. The utility model discloses a power assembly testboard erects central controller, is used for to simulate battery measurement I -V characteristic curve's intelligent battery emulator, thermostatic control mechanism, oil consumption appearance and fuel feeding mechanism, ventilation institution, and central controller is connected through the CAN bus with intelligent battery emulator, thermostatic control mechanism, oil consumption appearance and fuel feeding mechanism, ventilation institution respectively, intelligence is equipped with microprocessor among the battery emulator, is used for to receive the control command's that central controller assigned instruction receiving circuit, the parameter that is used for reaching in the real - time voltage current conveyance CAN bus with current dc bus central controller and uploads the circuit, and microprocessor and instruction receiving circuit, parameter respectively uploads the circuit and is connected. Compared with the prior art, the utility model, the advantage that have rational in infrastructure, low power dissipation, the detection is accurate, the real -time is strong etc. Is showing.
Description
Technical field
This utility model relates to the technical field of hybrid electric vehicle, and more specifically, this utility model relates to a kind of power assembly test bench and the method for plug-in hybrid electric vehicle.
Background technology
The power assembly structure of hybrid electric vehicle is complicated, and mode of operation and operating mode are more, it is therefore desirable to do when dispatching from the factory and comprehensively detect work.In traditional power assembly durability bench test; whole power assembly operates in a more stable operating mode; and at present will traditional power assembly durability bench simulation go out as NEDC (mixing road conditions), 1015; HFET (simulation suburbs or Freeway Conditions), operating mode so relatively complicated for FTP (simcity road conditions); in these operating modes, hybrid power assembly to circulate realization auxiliary acceleration repeatedly, idle stop/restart, regenerative braking, the cruise various mode of operations of charging.Realize such durability objectives of examination, main will faced by problem be accomplish consistent on stand controls and power assembly system controls, accomplish synchronization.Existing power assembly durability stand can not meet above-mentioned requirements.In addition, electromotor is starting moment, the high voltage bus voltage that outside need one is stable, and need after generator operation to consume the electric current sent, the high-tension battery of the charged pool controller used in traditional test stand is not only expensive, its discharge and recharge number of times is also very limited, as Devices to test is under abnormal operating state, it is easy to cause cell damage.
Utility model content
In order to solve above-mentioned technical problem of the prior art, the purpose of this utility model is in that to provide power assembly test bench and the method for the plug-in hybrid electric vehicle of a kind of rational in infrastructure, low in energy consumption, reliable operation.
In order to realize above-mentioned utility model purpose, this utility model have employed techniques below scheme:
A kind of power assembly test bench of plug-in hybrid electric vehicle, it is characterized in that: be provided with central controller, for the intelligent cell simulator of simulated battery discharge and recharge I-V characteristic curve, thermostatic control mechanism, fuel consumption meter and oil supply mechanism, air draft mechanism, wherein central controller is connected through CAN with intelligent cell simulator, thermostatic control mechanism, fuel consumption meter and oil supply mechanism, air draft mechanism respectively；Described intelligent cell simulator is provided with microprocessor, for receiving the command reception circuit of the control command that central controller is assigned, for the parameter that the real-time voltage/electric current of current dc bus is uploaded to central controller by CAN is uploaded circuit, wherein microprocessor is uploaded circuit with command reception circuit, parameter respectively and is connected.
Wherein, described thermostatic control mechanism is provided with temperature control processor, be connected with temperature collection circuit for the temperature collection circuit of cooling temperature of circulating water in acquisition system temperature sensor, for through PID control cooling follow the water pump control circuit of bad pump rotary speed, for being connected the datel circuit of temperature control processor and central processing unit, wherein temperature control processor is connected with temperature collection circuit, water pump control circuit respectively.
Wherein, described fuel consumption meter and oil supply mechanism are connected with oil depot.
Wherein, described air draft mechanism includes 8 aerators, and offers two groups of air inlets, two groups of exhaust outlets respectively, makes air enter behind detection space through two groups of air inlets, then the exhaust outlet offered along detection both sides, space is discharged.
Wherein, being additionally provided with the motor/engine controlling organization being connected with central controller through CAN, motor/engine controlling organization includes motor controller and engine controller.
Compared with prior art, the power assembly test bench of plug-in hybrid electric vehicle described in the utility model has the advantages that
The intelligent cell simulator that this utility model adopts replaces electric loading, battery simulator has corresponding speed quickly, can at power supply and the direct rapid translating of power consumption, ensure that the inverse electromotive force that transient absorption generator excitation moment produces, ensure generator excitation success, simultaneously can constant absorption relatively high power generated energy；The battery simulator that this programme uses is also with electrical network feedback capability, it is possible to the electricity sent by electromotor feeds back to electrical network, and other equipment of power supply network uses, and does not result in waste, very energy-conservation.
Accompanying drawing explanation
Accompanying drawing 1 is structured flowchart of the present utility model.
Accompanying drawing 2 is structural representation of the present utility model.
Accompanying drawing labelling: central controller 1, intelligent cell simulator 2, thermostatic control mechanism 3, fuel consumption meter and oil supply mechanism 4, air draft mechanism 5.
Detailed description of the invention
Below with reference to specific embodiment, the power assembly test bench of plug-in hybrid electric vehicle described in the utility model being further elaborated, to help those skilled in the art that utility model of the present utility model is conceived, technical scheme has more complete, accurate and deep understanding.
Embodiment 1
As shown in Fig. 1～2, the power assembly test bench of the plug-in hybrid electric vehicle of the present embodiment, be provided with central controller 1, for the intelligent cell simulator 2 of simulated battery discharge and recharge I-V characteristic curve, thermostatic control mechanism 3, fuel consumption meter and oil supply mechanism 4, air draft mechanism 5, wherein central controller 1 is connected through CAN with intelligent cell simulator 2, thermostatic control mechanism 3, fuel consumption meter and oil supply mechanism 4, air draft mechanism 5 respectively；Described intelligent cell simulator is provided with microprocessor, for receiving the command reception circuit of the control command that central controller is assigned, for the parameter that the real-time voltage/electric current of current dc bus is uploaded to central controller by CAN is uploaded circuit, wherein microprocessor is uploaded circuit with command reception circuit, parameter respectively and is connected.Described thermostatic control mechanism is provided with temperature control processor, for the temperature collection circuit of cooling temperature of circulating water in acquisition system, the temperature sensor being connected with temperature collection circuit, the water pump control circuit of bad pump rotary speed is followed for controlling cooling through PID, for connecting the datel circuit of temperature control processor and central processing unit, wherein temperature control processor respectively with temperature collection circuit, water pump control circuit is connected, gather the temperature of cooling circulating water in the course of the work, and itself and target setting temperature are compared, the control to pump rotary speed is judged by comparative result, make whole cooling system stable and reliable in work.Described fuel consumption meter and oil supply mechanism are connected with oil depot, and for providing fuel oil for Devices to test and recording fuel delivery, the parameter recorded in work process is uploaded to central processing unit through CAN by fuel consumption meter and oil supply mechanism.Described air draft mechanism includes 8 aerators, and offers two groups of air inlets, two groups of exhaust outlets respectively, makes air enter behind detection space through two groups of air inlets, then the exhaust outlet offered along detection both sides, space is discharged, and makes room temperature unlikely too high.But also it is provided with the motor/engine controlling organization being connected with central controller through CAN, motor/engine controlling organization includes motor controller and engine controller, for being connected with PHEV power assembly system to be measured, complete the control to motor/engine various functions.Described central controller adopts PC to realize, and for controlling the duty of whole device, and the parameters of device in detection process is exported by display.Adopt the method for testing of described power assembly test bench, comprise the following steps:
Step 1: PHEV power assembly to be measured is arranged on the power assembly test bench of plug-in hybrid electric vehicle, motor/engine controlling organization and the electromotor in PHEV power assembly, electromotor, drive motor is connected, intelligent cell simulator is connected with motor/engine controlling organization, circulating cooling water route is set, make recirculated cooling water under the control of thermostatic control mechanism, cooled tower flows through assembly to be measured successively, motor/engine controlling organization, oil circuit is set, fuel oil is made to send to assembly to be measured from oil depot under the monitoring of fuel consumption meter and oil supply mechanism, wind path is set, air is made to pour in from the rear side of PHEV power assembly to be measured under the control of air draft mechanism, and draw along the two ends, front side of PHEV power assembly to be measured；
Step 2: workman operates on central controller and sends the instruction that powers on, the adhesive of central controller elder generation controls power supply relay, after central controller detection PHEV power assembly fault-free, adhesive high voltage bus bears relay, the positive relay of adhesive high voltage bus again, central controller is to intelligent cell simulator power up commands, and intelligent cell simulator powers on, and system electrification completes；
Step 3: operative's central controller sends pure electric drive instruction, the drive motor operating of central controller controls PHEV power assembly, stop (slowing down gradually after accelerating to 2000RPM such as electromechanical linear is 0 again) after having performed fc-specific test FC operating mode；
Step 4: operative's central controller sends enabled instruction, central controller controls PHEV power assembly completes engine starting process, and engine start successful procedure terminates, and electromotor keeps idle running；
Step 5: operative's central controller sends power generation command, central controller controls PHEV power assembly electromotor starts excitation generating, after completing fc-specific test FC operating mode, engine idle (as electrical power generators electric current is increased to 20A by 0, then is gradually reduced to 0)；
Step 6: operative's central controller sends the mixed dynamic instruction of series connection, central controller controls PHEV power assembly electromotor starts excitation generating, and the operating of order drive motor, after completing fc-specific test FC operating mode, engine idle (as electrical power generators electric current keeps 10A constant, it is 00 that drive motor slows down after linearly accelerating to 2000RPM more gradually)；
Step 7: operative's central controller sends mixed dynamic instruction in parallel, central controller controls PHEV power assembly drive motor operates, when rotating speed arrives engine synchronization value, adhesive parallel connection mixes motor type relay, after completing fc-specific test FC operating mode, cut-off clutch engine idle (after clutch adhesive, it is 0 that electromotor slows down after linearly accelerating to 2000RPM more gradually)；
Step 8: operative's central controller sends halt instruction, central controller controls PHEV power assembly engine stop operates, and test terminates.
This utility model also includes when workman sends test instruction automatically, central controller controls PHEV power assembly is automatically performed the flow process of above-mentioned steps 1-step 8, without manual intervention, test or tested going wrong, test result can have been shown on central controller and host computer screen.
This utility model, relative to prior art, adopts intelligent cell simulator to carry out simulated battery, it is ensured that the normal table of this system runs；Due in generator excitation moment, high voltage bus can produce a higher electromotive force, if adopting electric loading scheme, software is issued the target consumption power electric loading of intelligent load and is needed certain adjustment time, intelligent load adjusts the performance number of target and is also required to the regular hour, so it is difficult to ensure that the normal excitation of electromotor.So the intelligent cell simulator that the application adopts replaces electric loading, battery simulator has corresponding speed quickly, can at power supply and the direct rapid translating of power consumption, ensure that the inverse electromotive force that transient absorption generator excitation moment produces, ensure generator excitation success, simultaneously can constant absorption relatively high power generated energy；The battery simulator that this programme uses is also with electrical network feedback capability, the electricity that electromotor sends can be fed back to electrical network, other equipment of power supply network uses, do not result in waste, very energy-conservation, common electric loading scheme is that the electric energy sent by electromotor generates heat on resistance wire and consumes, very waste and also costly；Intelligent cell simulator, it can receive the instruction of control station, according to instruction setting apparatus target voltage etc., the transmission of instruction is to be transmitted by CAN, CAN not only transmission speed is fast, and CAN signal is differential signal, it is possible to overcome the electromagnetic interference that generator excitation moment produces, it is ensured that the stability of data transmission, reliability and real-time.
For the ordinary skill in the art; this utility model is simply exemplarily described by specific embodiment; obvious this utility model implements and is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present utility model design carries out with technical scheme; or not improved design of the present utility model and technical scheme are directly applied to other occasion, all within protection domain of the present utility model.
Claims (5)
1. the power assembly test bench of a plug-in hybrid electric vehicle, it is characterized in that: be provided with central controller, for the intelligent cell simulator of simulated battery discharge and recharge I-V characteristic curve, thermostatic control mechanism, fuel consumption meter and oil supply mechanism, air draft mechanism, wherein central controller is connected through CAN with intelligent cell simulator, thermostatic control mechanism, fuel consumption meter and oil supply mechanism, air draft mechanism respectively；Described intelligent cell simulator is provided with microprocessor, for receiving the command reception circuit of the control command that central controller is assigned, for the parameter that the real-time voltage/electric current of current dc bus is uploaded to central controller by CAN is uploaded circuit, wherein microprocessor is uploaded circuit with command reception circuit, parameter respectively and is connected.
2. the power assembly test bench of plug-in hybrid electric vehicle according to claim 1, it is characterized in that: described thermostatic control mechanism is provided with temperature control processor, the temperature sensor that is connected with temperature collection circuit for the temperature collection circuit of cooling temperature of circulating water in acquisition system, for through PID control cooling follow the water pump control circuit of bad pump rotary speed, for being connected the datel circuit of temperature control processor and central processing unit, wherein temperature control processor is connected with temperature collection circuit, water pump control circuit respectively.
3. the power assembly test bench of plug-in hybrid electric vehicle according to claim 1, it is characterised in that: described fuel consumption meter and oil supply mechanism are connected with oil depot.
4. the power assembly test bench of plug-in hybrid electric vehicle according to claim 1, it is characterized in that: described air draft mechanism includes 8 aerators, and offer two groups of air inlets, two groups of exhaust outlets respectively, make air enter behind detection space through two groups of air inlets, then the exhaust outlet offered along detection both sides, space is discharged.
5. the power assembly test bench of plug-in hybrid electric vehicle according to claim 1, it is characterized in that: being additionally provided with the motor/engine controlling organization being connected with central controller through CAN, motor/engine controlling organization includes motor controller and engine controller.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620031901.1U CN205352708U (en) | 2016-01-14 | 2016-01-14 | Insert electric formula hybrid vehicle's power assembly test rack |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620031901.1U CN205352708U (en) | 2016-01-14 | 2016-01-14 | Insert electric formula hybrid vehicle's power assembly test rack |
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| CN205352708U true CN205352708U (en) | 2016-06-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547712A (en) * | 2016-01-14 | 2016-05-04 | 阿尔特汽车技术股份有限公司 | Test bench and method for testing power assembly of plug-in hybrid vehicles |
| CN110082600A (en) * | 2019-03-26 | 2019-08-02 | 阿尔特汽车技术股份有限公司 | A kind of Hybrid Vehicle electromagnetic clutch resistance measurement pilot system and method |
-
2016
- 2016-01-14 CN CN201620031901.1U patent/CN205352708U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547712A (en) * | 2016-01-14 | 2016-05-04 | 阿尔特汽车技术股份有限公司 | Test bench and method for testing power assembly of plug-in hybrid vehicles |
| CN110082600A (en) * | 2019-03-26 | 2019-08-02 | 阿尔特汽车技术股份有限公司 | A kind of Hybrid Vehicle electromagnetic clutch resistance measurement pilot system and method |
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Effective date of registration: 20190708 Address after: 610100 Chengdu Economic and Technological Development Zone (Longquanyi District) Automobile City Avenue 668, Chengdu, Sichuan Province Patentee after: Sichuan New Energy Automotive Co., Ltd. Address before: 100176 A 336, 18 West Ring Road, Beijing economic and Technological Development Zone, Beijing. Patentee before: IAT Automobile Technology Co., Ltd. |