Hybrid assembly test bed system of passenger vehicle

A technology of hybrid power and test bench, which is applied in the direction of vehicle testing, machine/structural component testing, measuring devices, etc., and can solve the problem of inability to fully analyze the working status of hybrid powertrain motors, battery automatic transmissions, and regenerative braking system components and other issues to achieve the effect of reducing development risk, shortening development cycle and reducing development cost

Inactive Publication Date: 2012-05-23
FAW GROUP
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AI Technical Summary

Problems solved by technology

[0003] The invention provides a passenger car hybrid powertrain test bench system to solve the problem that the current hybrid powertrain test bench system cannot completely analyze the real working conditions of the hybrid powertrain in the vehicle state and the motor, battery, automatic transmission, Problems with the working status of components such as the regenerative braking system

Method used

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  • Hybrid assembly test bed system of passenger vehicle
  • Hybrid assembly test bed system of passenger vehicle
  • Hybrid assembly test bed system of passenger vehicle

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Embodiment approach

[0019] One embodiment of the present invention is that the virtual model in the control unit includes a road model, a vehicle model, a driver model, a gearbox model, a power transmission model, a motor model, a battery model and a tire model.

[0020] This test bench system involves the design and architecture of the hybrid powertrain bench and the hybrid powertrain system. The two are an organic whole. Through different combination schemes, different stages of development work can be completed to achieve different test purposes. . Here are a few major combinations:

[0021] (1) Hybrid powertrain development: see figure 1 , figure 2 Integrate the engine, power motor, power battery, automatic transmission, brake, vehicle instrumentation, dynamometer, CAN network system, etc., manage it through the vehicle controller HCU or an in-the-loop simulation platform, and complete relevant tests;

[0022] (2) Development of a dedicated hybrid engine: see image 3 , the dynamometer c...

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Abstract

The invention relates to a hybrid assembly test bed system of a passenger vehicle and belongs to the technical field of hybrid assembly test of passenger vehicles. A dynamometer control system is respectively connected with a dynamometer 1 and a dynamometer 2; the dynamometer control system is connected with a simulation development platform through Ethernet; a control unit is connected with the simulation development platform; the network interface of the control unit is connected with a battery simulator through a CAN (controller area network) bus; the hardware interface of the control unit is connected with an accelerator pedal, a brake pedal and a shift knob, and the control unit is internally provided with a virtual model; and the simulation development platform comprises a vehicle and assembly development simulation system and a remote controller. According to the invention, a systemic solution and a verification method are provided for hybrid car development, the entire car development cycle is shortened, and the entire car development cost is lowered, thus the system is innovation in the field of new energy source test equipment.

Description

technical field [0001] The invention belongs to the technical field of passenger vehicle hybrid powertrain testing. Background technique [0002] At present, the hybrid powertrain test bench system has a simple structure and only has a single form of hybrid powertrain test capability, and cannot fully analyze the real working conditions of the hybrid powertrain under the vehicle state and the motor, battery, automatic transmission, regenerative system The working status of components such as the dynamic system. SUMMARY OF THE INVENTION [0003] The present invention provides a passenger vehicle hybrid powertrain test bench system to solve the problem that the current hybrid powertrain test bench system cannot completely analyze the real working conditions of the hybrid powertrain in the vehicle state and the motor, battery, automatic transmission, Problems with the working status of components such as regenerative braking systems. The technical scheme adopted by the pres...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01M17/007
Inventor 魏文若刘明辉朱启昕赵子亮王记磊王光平郑益红王路佳
Owner FAW GROUP
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