CN109062174A - A kind of extended-range hybrid power system performance test stand system - Google Patents
A kind of extended-range hybrid power system performance test stand system Download PDFInfo
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- CN109062174A CN109062174A CN201810568139.4A CN201810568139A CN109062174A CN 109062174 A CN109062174 A CN 109062174A CN 201810568139 A CN201810568139 A CN 201810568139A CN 109062174 A CN109062174 A CN 109062174A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24065—Real time diagnostics
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention relates to a kind of extended-range hybrid power system performance test stand systems, for extended-range hybrid power system performance test, the platform system includes road load simulated machine control unit, road load simulated machine, battery simulator/electronic load, rack measurement and control unit；The rack measurement and control unit includes the first torque rotary speed sensor, the second torque rotary speed sensor, third torque rotary speed sensor, rack control unit, rack rapid prototyping controller and its host computer calibration system.Compared with prior art, the present invention has many advantages, such as to be capable of the performance of preferably test and evaluation hybrid power system, to realize the better energy economy of extended-range hybrid vehicle and longitudinal drive performance.
Description
Technical field
The present invention relates to new-energy automobile fields, more particularly, to a kind of extended-range hybrid power system performance test stand
System.
Background technique
Extended-range hybrid power system is by its structure is simple, rate of economizing gasoline is high, space layout pressure is small, cost is relatively low, energy
The clear superiorities such as metric density is high, continual mileage is long, it has also become the exploitation hot spot of new-energy automobile at this stage.Extended-range hybrid power
Automobile must be controlled by efficient energy management strategies and reliable pattern switching, could further promote the energy warp of vehicle
Ji property and longitudinal drive performance.
At this stage, hybrid vehicle energy management strategies and pattern switching strategy generally use off-line simulation and real vehicle examination
The mode tested is subject to test evaluation, and off-line simulation needs to establish vehicle and each model of parts, and there are one the case where with real vehicle
Fixed difference, cannot preferably access control strategy validity；Real train test can accurate access control strategy, but its
Development cycle is longer and testing cost is higher, influences the progress of vehicle research and development.Therefore need to design a extended-range hybrid power
System performance testboard frame scheme is used for the early development of vehicle.
Summary of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of mixing of extended-range is dynamic
Force system performance test stand system.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of extended-range hybrid power system performance test stand system is surveyed for extended-range hybrid power system performance
Examination, the extended-range hybrid power system include range extender system, electric drive transmission device, power accumulator and its battery management
System BMS, wherein range extender system includes Auxiliary Power Unit APU, engine, control unit of engine, generator, generator
Control unit, clutch and clutch actuating mechanism, the electric drive transmission device include driving motor, driving motor control list
Member, synchronizer, synchronizer executing agency and deceleration device, the platform system include that the control of road load simulated machine is single
Member, road load simulated machine, battery simulator/electronic load, rack measurement and control unit；The rack measurement and control
Unit processed includes the first torque rotary speed sensor, the second torque rotary speed sensor, third torque rotary speed sensor, rack control list
Member, rack rapid prototyping controller and its host computer calibration system；
The road load simulated machine is connect with deceleration device, the road load simulated machine control unit point
It is not connect with road load simulated machine, battery simulator/electronic load, first torque rotary speed sensor, which connects, to generate electricity
Between machine and synchronizer, second torque rotary speed sensor is connect between synchronizer executing agency and deceleration device, described
Third torque rotary speed sensor connect between deceleration device and driving motor, the host computer calibration system respectively with rack
Control unit, rack rapid prototyping controller connection, the rack rapid prototyping controller respectively with battery management system
BMS, Auxiliary Power Unit APU, the first torque rotary speed sensor, the second torque rotary speed sensor, third torque rotary speed sensor,
Synchronizer executing agency, driving motor control unit, road load simulated machine control unit, the connection of rack control unit.
Preferably, the Auxiliary Power Unit APU is connect with control unit of engine, generator control unit respectively.
Preferably, the engine, clutch, clutch actuating mechanism, generator, the first torque rotary speed sensor,
Synchronizer, synchronizer executing agency, the second torque rotary speed sensor, deceleration device and road load simulated machine are sequentially connected；
Driving motor, third torque rotary speed sensor, deceleration device and the road load simulated machine is sequentially connected.
Preferably, the road load simulated machine control unit controls road load simulated machine, is used for
Simulating vehicle travel load, and load is loaded on the output shaft of deceleration device.
Preferably, the battery simulator/electronic load is used to recycle the Brake Energy of road load simulation motor generation.
Preferably, first torque rotary speed sensor, the second torque rotary speed sensor, third torque rotary speed sensor
Torque rotary speed for real-time measurement transmission shaft.
Preferably, the energy management strategies of rack rapid prototyping controller operation host computer foundation, pattern switching
Strategy, pilot model and longitudinal vehicle dynamic model, for developing the energy of debugging module extended-range hybrid power system
Management strategy and pattern switching control strategy are measured, the performance of the extended-range hybrid power system is tested and evaluate.
Compared with prior art, one aspect of the present invention can accurately calculate hybrid power system mode handover procedure
In the key parameters such as true unit friction work, shock extent, on the other hand can carry out hybrid power system energy management strategies and mode
The research work of switching control strategy is capable of the performance of preferably test and evaluation hybrid power system, to realize novel increasing journey
The better energy economy of formula hybrid vehicle and longitudinal drive performance.
Detailed description of the invention
Fig. 1 is extended-range hybrid power system performance test stand scheme overall structure diagram；
Fig. 2 is extended-range hybrid power system performance test stand scheme control system schematic diagram；
Fig. 3 is one overall structure diagram of extended-range hybrid power system performance test stand derivative schemes；
Fig. 4 is one control system schematic diagram of extended-range hybrid power system performance test stand derivative schemes；
Fig. 5 is two overall structure diagram of extended-range hybrid power system performance test stand derivative schemes；
Fig. 6 is two control system schematic diagram of extended-range hybrid power system performance test stand derivative schemes；
Figure label explanation:
1, power accumulator；2, engine；3, clutch；4, clutch actuating mechanism；5, generator；6, the first torque turns
Fast sensor；7, synchronizer；8, synchronizer executing agency；9, the second torque rotary speed sensor；10, deceleration device；11, battery mould
Quasi- device/electronic load；12, road load simulated machine；13, third torque rotary speed sensor；14, road load simulated machine control
Unit processed；15, driving motor；16, host computer calibration system；17, rack control unit；18, driving motor control unit；19,
Rack rapid prototyping controller；20, Auxiliary Power Unit；21, battery management system；22, generator control unit；23, start
Machine control unit；24, deceleration device control unit.
" a " indicates CAN bus, and " b " indicates that mechanical connection, " c " indicate common electrical connection, and " d " indicates that high-voltage electrical apparatus connects
It connects.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is a part of the embodiments of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, those of ordinary skill in the art's every other reality obtained without making creative work
Example is applied, all should belong to the scope of protection of the invention.
As shown in Figure 1, the extended-range hybrid power system performance test stand scheme includes test object (extended-range mixing
Dynamical system), road load simulated machine 12, battery simulator/electronic load 11, rack measurement and control unit three parts.
The extended-range hybrid power system is by range extender system, electric drive transmission device, power accumulator 1 and its battery management system
(BMS) 21 equal composition, wherein range extender system is by Auxiliary Power Unit (APU) 20, engine 2, control unit of engine 23, hair
The composition such as motor 5, generator control unit 22, clutch 3, clutch actuating mechanism 4, and APU has the function of clutch control；
Wherein electric drive transmission device is by driving motor 15, driving motor control unit 18, synchronizer 7, synchronizer executing agency 8, deceleration
The composition such as device 10；Rack measurement and control unit includes the first torque rotary speed sensor 6, the second torque rotary speed sensor 9, the
Three torque rotary speed sensors 13, rack control unit 17, rack rapid prototyping controller 19 and its host computer calibration system 16.
Auxiliary Power Unit 20 is connected with control unit of engine 23, generator control unit 22 respectively；The rack
Rapid prototyping controller 19 and battery management system 21, Auxiliary Power Unit 20, the first torque rotary speed sensor 6, the second torque
Speed probe 9, third torque rotary speed sensor 13, synchronizer executing agency 8, driving motor control unit 18, road load
Simulated machine control unit 14, rack control unit 17 and host computer calibration system 16 are connected；The host computer calibration system
16 are connected with rack rapid prototyping controller 19, rack control unit 17 respectively；Battery simulator/the electronic load 11 with
Road load simulated machine control unit 14.
The extended-range hybrid power system performance test stand scheme control system using host computer as shown in Fig. 2, demarcated
Matlab/Simulink software in system establishes Simulink model, including pilot model, auto model and control plan
Slightly.
Wherein pilot model, auto model and control strategy generate C code by RTW, and it is quickly former to download to rack
In type controller, auto model calculates running resistance of the vehicle under different operating conditions, obtains the load of drive system, and pass through
CAN bus is communicated with road load simulated machine control unit, and then passes through the control unit control of road load simulated machine
The load is loaded on the output shaft of deceleration device by road load simulated machine processed.Control strategy is according to the accelerator pedal of vehicle
The states such as aperture, brake pedal aperture, speed, battery charge state, determine the operational mode of current vehicle, calculate each power
The speed/torque in source, and distribute engine speed/torque, generator speed/torque and driving motor by CAN bus and turn
Speed/torque, meanwhile, Control of Auxiliary Power Unit synchronizer executing agency, rack rapid prototyping controller controls clutch and executes
Mechanism, the switching between implementation pattern.
Establish graphical monitoring interface using the calibration software in host computer calibration system, can to engine speed/torque,
The signals such as generator speed/torque, driving motor speed/torque, clutch state, synchronizer state, battery charge state into
Row monitoring can also be based on graphical calibration interface, demarcate to the parameter in control strategy.
The control of clutch actuating mechanism and synchronizer executing agency is the research emphasis of hybrid power system pattern switching
One of, therefore, test-bed uses true clutch and synchronizer on real vehicle, and run with load can be achieved, can be compared with
For the operation conditions for really reflecting real vehicle.By reasonably arranging torque rotary speed sensor, which can be more true
The key parameters such as real calculating unit friction work, shock extent.To sum up, which, which can preferably develop, increases journey with debugging moduleization
The energy management strategies and pattern switching control strategy of formula hybrid power system are tested and evaluate the extended-range hybrid power system
Performance.
It is illustrated in figure 3 one overall structure diagram of extended-range hybrid power system performance test stand derivative schemes, is schemed
Middle control unit of engine 23, generator control unit 22 and clutch actuating mechanism 4 directly with rack rapid prototyping controller
19 are connected, and Fig. 4 is corresponding one control system schematic diagram of extended-range hybrid power system performance test stand derivative schemes.
It is illustrated in figure 5 two overall structure diagram of extended-range hybrid power system performance test stand derivative schemes, is schemed
Middle clutch actuating mechanism 4 and synchronizer executing agency 8 are connected with deceleration device control unit 24, deceleration device control unit 24
It is connected with rack rapid prototyping controller 19, Fig. 6 is corresponding extended-range hybrid power system performance test stand derivative schemes
Two control system schematic diagrames.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or replace
It changes, these modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with right
It is required that protection scope subject to.
Claims (7)
1. a kind of extended-range hybrid power system performance test stand system is used for the performance test of extended-range hybrid power system,
The extended-range hybrid power system includes range extender system, electric drive transmission device, power accumulator (1) and its battery management
System BMS (21), wherein range extender system includes Auxiliary Power Unit APU (20), engine (2), control unit of engine
(23), generator (5), generator control unit (22), clutch (3) and clutch actuating mechanism (4), the electricity drive transmission
Device includes driving motor (15), driving motor control unit (18), synchronizer (7), synchronizer executing agency (8) and the dress that slows down
Set (10), which is characterized in that the platform system includes road load simulated machine control unit (14), road load simulation
Motor (12), battery simulator/electronic load (11), rack measurement and control unit；The rack measurement and control unit
Including the first torque rotary speed sensor (6), the second torque rotary speed sensor (9), third torque rotary speed sensor (13), rack control
Unit (17), rack rapid prototyping controller (19) and its host computer calibration system (16) processed；
The road load simulated machine (12) is connect with deceleration device (10), and the road load simulated machine controls single
First (14) are connect with road load simulated machine (12), battery simulator/electronic load (11) respectively, and first torque turns
Fast sensor (6) connects between generator (5) and synchronizer (7), and second torque rotary speed sensor (9) connects in synchronizer
Between executing agency (8) and deceleration device (10), the third torque rotary speed sensor (13) connect in deceleration device (10) and
Between driving motor (15), the host computer calibration system (16) respectively with rack control unit (17), rack rapid prototyping
Controller (19) connection, the rack rapid prototyping controller (19) respectively with battery management system BMS (21), auxiliary power
Unit AP U (20), the first torque rotary speed sensor (6), the second torque rotary speed sensor (9), third torque rotary speed sensor
(13), synchronizer executing agency (8), driving motor control unit (18), road load simulated machine control unit (14), rack
Control unit (17) connection.
2. a kind of extended-range hybrid power system performance test stand system according to claim 1, which is characterized in that institute
The Auxiliary Power Unit APU (20) stated is connect with control unit of engine (23), generator control unit (22) respectively.
3. a kind of extended-range hybrid power system performance test stand system according to claim 1, which is characterized in that institute
It is the engine (2) stated, clutch (3), clutch actuating mechanism (4), generator (5), the first torque rotary speed sensor (6), same
Walk device (7), synchronizer executing agency (8), the second torque rotary speed sensor (9), deceleration device (10) and road load simulation electricity
Machine (12) is sequentially connected；Driving motor (15), third torque rotary speed sensor (13), deceleration device (10) and the road is negative
Simulated machine (12) are carried to be sequentially connected.
4. a kind of extended-range hybrid power system performance test stand system according to claim 1, which is characterized in that institute
The road load simulated machine control unit (14) stated controls road load simulated machine (12), is used for simulating vehicle row
Load is sailed, and load is loaded on the output shaft of deceleration device.
5. a kind of extended-range hybrid power system performance test stand system according to claim 1, which is characterized in that institute
Battery simulator/the electronic load (11) stated is used to recycle the Brake Energy of road load simulation motor generation.
6. a kind of extended-range hybrid power system performance test stand system according to claim 1, which is characterized in that institute
The first torque rotary speed sensor (6), the second torque rotary speed sensor (9), the third torque rotary speed sensor (13) stated are used for real
When measure transmission shaft torque rotary speed.
7. a kind of extended-range hybrid power system performance test stand system according to claim 1, which is characterized in that institute
Energy management strategies, the pattern switching strategy, driver's mould that rack rapid prototyping controller (19) the operation host computer stated is established
Type and longitudinal vehicle dynamic model, for developing the energy management strategies and mould of debugging module extended-range hybrid power system
The performance of the extended-range hybrid power system is tested and evaluated to formula switching control strategy.
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| CN201810568139.4A CN109062174B (en) | 2018-06-05 | 2018-06-05 | Range-extending type hybrid power system performance test bench system |
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| CN201810568139.4A CN109062174B (en) | 2018-06-05 | 2018-06-05 | Range-extending type hybrid power system performance test bench system |
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| CN109062174B CN109062174B (en) | 2021-02-02 |
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Cited By (4)
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| CN111489630A (en) * | 2020-04-26 | 2020-08-04 | 河南科技大学 | Increase form hybrid test bench system suitable for teaching |
| CN113124950A (en) * | 2021-03-17 | 2021-07-16 | 同济大学 | Hybrid power vehicle oil consumption testing system with range extender in ring |
| CN114577488A (en) * | 2020-12-01 | 2022-06-03 | 大连理工大学 | Hybrid power assembly test bench based on model driving |
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