CN202033431U - Electric vehicle regenerative braking and energy system comprehensive experimental apparatus - Google Patents
Electric vehicle regenerative braking and energy system comprehensive experimental apparatus Download PDFInfo
- Publication number
- CN202033431U CN202033431U CN2011200067501U CN201120006750U CN202033431U CN 202033431 U CN202033431 U CN 202033431U CN 2011200067501 U CN2011200067501 U CN 2011200067501U CN 201120006750 U CN201120006750 U CN 201120006750U CN 202033431 U CN202033431 U CN 202033431U
- Authority
- CN
- China
- Prior art keywords
- controller
- energy
- electric machine
- super capacitor
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model belongs to the electric vehicle field, especially to an electric vehicle regenerative braking and energy system comprehensive experimental apparatus. The apparatus mainly comprises a motor 1, a rotating speed and torque sensor 2, a rotating inertia 3, a magnetic powder brake 4, a battery-super capacitor energy driving system, a DC/DC converter 7, and an integrated control system, wherein a storage battery set 8 and a super capacitor set 6 are combined and jointly provide energy for the motor 1 and rapidly recover regenerative braking energy. The experimental apparatus can simulate a majority of operation conditions of the motor in an electric vehicle, wherein the conditions include starting, accelerating, braking, and the like, and provides an experimental platform for the development of electric vehicle energy control and regenerative braking function. Energy driving system experiment, motor performance experiment, regenerative braking experiment, overall monitoring system optimization experiment, and the like can be carried out by varying the interconnection mode of all experimental apparatus parts.
Description
Technical field
The present invention relates to the electric vehicle field, relate in particular to a kind of electrokinetic cell and super capacitor combination drive and have the experimental provision that braking energy reclaims function.
Background technology
Now, the research and development of electric motor car have become one of effective way of improving city environmental pollution and reduction energy dependency degree with application.But traditional accumulator is the electric motor car of power, is subjected to that the accumulator specific power is little, operating temperature range is little, discharges and recharges factors such as the life-span is short and restrict, and is difficult to satisfy the large market needs.Super capacitor is a kind of novel energy-storing element that occurs in recent years, has big, light weight of long-life, specific power, operating temperature range is wide and characteristics such as environmental protection.If can be with both combinations, performance advantage separately, practical requirement better when providing electric energy for electric motor car.Ultracapacitor and battery hybrid electric motor car are a kind of technical optimization schemes, are current new-energy automobile important development directions.
Super capacitor have can fast charging and discharging characteristic, when travelling at the city operating mode, often run into situations such as red light, traffic congestion, Fraquent start, braking, parking, if super capacitor can be used for automobile start, acceleration to braking, the energy recovery that is consumed of slowing down effectively, can reduce energy dissipation, improve energy use efficiency.To overcome super capacitor in the battery capacitor hybrid drive system and have that specific energy is low, accumulator has shortcomings such as specific power is low, and have relatively high expectations for the design of controller, the parameter matching between each parts of system, interaction between each critical piece, the subsystem and influence are complicated, how each parts effectively being controlled, is to need to solve with constantly perfect.The novel a kind of new experiment solution that is exactly at the problems referred to above proposed of this experiment.
Summary of the invention
The comprehensive experimental device that provides one to comprise electric vehicle regenerative braking and electrokinetic cell and super capacitor combination drive thus is provided.How this experimental provision can be studied battery and super capacitor hybrid drive system control effectively and reach higher energy utilization rate.Kinetic energy is converted into the electric energy process in the time of also can utilizing this experimental provision analog electrical motor-car retarding braking, studies how maximal efficiency ground reclaims the electric vehicle regenerating braking energy.
In order to realize above purpose, the present invention adopts following technical scheme:
Electric vehicle regenerative braking and energy resource system comprehensive experimental device is characterized in that comprising: power output part, electric energy drive part, integrated control section; Wherein:
A, power output part: motor 1, torque and speed sensors 2, moment of inertia 3, magnetic powder brake 4 are successively by shaft coupling 5 coaxial mechanical connections;
B, electric energy drive part: include super capacitor group 6, DC/DC converter 7, battery pack (8), electric machine controller 9, it has following type of attachment:
1) battery pack 8 directly is connected in parallel with super capacitor group 6, and the back is connected with electric machine controller 9;
2) super capacitor group 6 is connected in series with DC/DC converter 7, is connected in parallel with battery pack 8 again, and the back is connected with electric machine controller 9;
3) battery pack 8 is connected in series with DC/DC converter 7, is connected in parallel with super capacitor group 6 again, and the back is connected with electric machine controller 9;
4) two DC/DC converters: super capacitor group 6 and battery pack 8 are connected in series with a DC/DC converter 7 respectively, and both are connected in parallel the back, are connected with electric machine controller 9 at last;
C, integrated control section: include rotational speed and torque frequency measurement controller 10, tension controller 11, total monitoring system 12, controller local area network CAN bus 13, it is as follows with the annexation of electric energy drive part with power output part: tension controller 11 is connected with magnetic powder brake 4, torque and speed sensors 2 is connected with rotational speed and torque frequency measurement controller 10, electric machine controller 9 is connected with motor 1, last total monitoring system 12 by controller local area network CAN bus 13 and DC/DC converter 7 in parallel after respectively with tension controller 11, rotational speed and torque frequency measurement controller 10 is connected with electric machine controller 9.
In the power output part, coaxial motor 1, torque and speed sensors 2, moment of inertia 3, the magnetic powder brake 4 of connecting successively is according to different requirement of experiment connection or disconnection.
Described total monitoring system 12, tension controller 11, electric machine controller 9, rotational speed and torque frequency measurement controller 10 can adopt single-chip microcomputer, DSP; Described DC/DC converter 7 adopts the buck-boost step-up/step-down circuit.
Described motor 1 has electro-magnetic braking functions, can provide rotational speed and torque as motor, also can reclaim kinetic energy and carries and to store in the driven by energy part as generator.
During this experiment was novel: the driven by energy part mainly was made up of battery pack 8 and super capacitor group 6, and according to requirement of experiment, by the control of DC/DC converter 7 and total monitoring system 12, battery pack and super capacitor group can provide electric energy for motor 1 separately or jointly.Motor 1 is used for the output power of motor in the simulated experiment electric motor car, after torque and speed sensors 2 is connected, can is measured the rotational speed and torque of motor 1 and is transported to total monitoring system 12 for experimental analyses by torque and speed sensors 2.Moment of inertia 3 is used for the inertia of simulated experiment electric motor car, and the big I of inertia is made amendment by increasing or reducing the simulated inertia corresponding size according to requirement of experiment.Magnetic powder brake 4 is connected with moment of inertia 3, is used for analog electrical motor-car mechanical braking process, and the retarding torque of magnetic powder brake 4 is by tension controller 11 decisions.Total monitoring system 12 connects DC/DC converter 7 respectively by CAN bus 13 respectively, torque and speed sensors 2 and tension controller 11, control strategy according to the different experiments employing, to DC/DC converter 7, torque and speed sensors 2 and tension controller 11 send corresponding instruction, each controlling object is monitored and controlled, can control and optimize under the different connection mode of driven by energy part with different control strategies and provide the efficient of electric energy, also can test and optimize in the regenerative braking process efficient that kinetic energy under the different control strategies is converted to electric energy power output part.
The present invention can obtain following beneficial effect:
(1) have the regenerative braking function, the portion of energy that can be effectively consumes on mechanical system during with braking reclaims, and combines with motor 1, and kinetic energy is converted in the battery pack 8 and super capacitor group 6 of electrical power storage in the driven by energy part.Can test, analyze in braking procedure, the assignment problem of mechanical braking and electromagnetic braking, and the efficiency of driven by energy part power storage.
(2) comprehensive experimental device provides electric energy by battery pack 8 and super capacitor group 6 to motor 1, according to requirement of experiment, both can test detection to the performance of battery pack 8, super capacitor group 6 respectively, and also can test and optimize the various connection modes in battery pack 8 and the super capacitor group 6 in battery-electric capacity hybrid drive system and power division control strategy.
(3) this experimental provision, easy for installation, compact conformation is simple, still has the expansion type on this basis, and the space of enhancement function is provided, and makes experiment ripe more.
Description of drawings
First structural representation of Fig. 1 electric vehicle regenerative braking and energy resource system comprehensive experimental device;
Second structural representation of Fig. 2 electric vehicle regenerative braking and energy resource system comprehensive experimental device;
The 3rd structural representation of Fig. 3 electric vehicle regenerative braking and energy resource system comprehensive experimental device;
The 4th structural representation of Fig. 4 electric vehicle regenerative braking and energy resource system comprehensive experimental device;
Among the figure: 1-motor, 2-torque and speed sensors, 3-moment of inertia, the 4-magnetic powder brake, the 5-shaft coupling, 6-super capacitor group, 7--DC/DC converter, the 8-battery pack, the 9-electric machine controller, 10-rotational speed and torque frequency measurement controller, 11-tension controller, 12-always monitors system, the 13-CAN bus.
Embodiment:
The present invention will be further described below in conjunction with accompanying drawing:
According to the functional classification of experimental provision, this experimental provision can be decomposed into three parts:
1, power output part: as shown in Figure 1, motor 1, torque and speed sensors 2, moment of inertia 3, magnetic powder brake 4 are successively by shaft coupling 5 coaxial mechanical connections, motor 1, torque and speed sensors 2, magnetic powder brake 4 all are fixed on the comprehensive experimental system stand, and moment of inertia 3 two ends are by stent support.
2, the electric energy drive part can have multiple version according to requirement of experiment:
(1) battery pack 8 directly is connected in parallel with super capacitor group 6, and the back is connected with electric machine controller 9, as shown in Figure 1;
(2) super capacitor group 6 is connected with DC/DC converter 7 and is connected in series, and is connected in parallel with battery pack 8 again, and the back is connected with electric machine controller 9, as shown in Figure 2;
(3) battery pack 8 is connected in series with DC/DC converter 7, is connected in parallel with super capacitor group 6 again, and the back is connected with electric machine controller 9, as shown in Figure 3;
(4) two DC/DC converters: super capacitor group 6 and battery pack 8 are connected in series with a DC/DC converter 7 respectively, and both are connected in parallel the back, are connected with electric machine controller 9 at last, as shown in Figure 4.
3, integrated control section connects and always is connected with the electric energy drive part with power output part: tension controller 11 is connected with magnetic powder brake 4, torque and speed sensors 2 is connected with rotational speed and torque frequency measurement controller 10, electric machine controller 9 is connected with motor 1, and last total monitoring system 12 is connected with electric machine controller 9 with tension controller 11, rotational speed and torque frequency measurement controller 10 respectively by the CAN bus.
Concrete principle of work is as follows:
1, driven by energy system experimentation:
(1) battery pack drive system: disconnect super capacitor group 6 and be connected, battery pack 8 directly is connected with electric machine controller 9, provide the energy for motor 1 separately with electric machine controller 9.This arrangement can be tested and analyze by the control and the signals collecting of 12 pairs of electric machine controllers 9 of total monitoring system, rotational speed and torque frequency measurement controller 10, tension controller 11 serviceability of battery pack 8, and Optimal Control Strategy.
(2) super capacitor group drive system: disconnect battery pack 8 and be connected, super capacitor group 6 directly is connected with electric machine controller 9, provide the energy for motor 1 separately with electric machine controller 9.This arrangement can be tested and analyze by the control and the signals collecting of 12 pairs of electric machine controllers 9 of total monitoring system, rotational speed and torque frequency measurement controller 10, tension controller 11 the serviceability characteristic of super capacitor group 6, and Optimal Control Strategy.
(3) accumulator-super capacitor hybrid drive system: battery pack 1 is connected according to requirement of experiment with electric machine controller 9 with super capacitor group 3 four kinds of different modes.First kind, battery pack 8 directly is connected in parallel with super capacitor group 6, and the back is connected with electric machine controller 9; Second kind, super capacitor group 6 is connected in series with DC/DC converter 7, is connected in parallel with battery pack 8 again, and the back is connected with electric machine controller 9; The third, battery pack 8 is connected in series with DC/DC converter 7, is connected in parallel with super capacitor group 6 again, and the back is connected with electric machine controller 9; The 4th kind, super capacitor group 6 and battery pack 8 are connected in series with a DC/DC converter 7 respectively, and both are connected in parallel the back, are connected with electric machine controller 9 at last.Four kinds of modes all can be motor 1 provides electric energy.This kind arrangement can be according to different requirement of experiment, control and signals collecting by 12 pairs of electric machine controllers 9 of total monitoring system, rotational speed and torque frequency measurement controller 10, tension controller 11, four kinds of connection modes are carried out analysis of experiments, and Optimal Control Strategy.
2, motor performance experiment:
Being connected between breaking speed torque sensor 2 and the moment of inertia 3, make motor 1 idle running; Or disconnect being connected between magnetic powder brake 4 and the torque and speed sensors 2, make motor 1 drive moment of inertia 3 rotations.This scheme can test and analyze by the control and the signals collecting of 12 pairs of electric machine controllers 9 of total monitoring system, rotational speed and torque frequency measurement controller 10 performance of motor 1 under the different energy sources drive pattern.
3, regenerative braking experiment:
According to the different tests requirement, total monitoring system 12 is by control tension controller 11, tension controller 11 is by changing the mechanical braking effect of magnetic powder brake 4 retarding torque simulated experiment electric motor cars, total monitoring system 12 makes the duty of motor 1 become the generator state by control electric machine controller 9.Motor 1 can connect with different driven by energy patterns by electric machine controller 9, and the kinetic energy of braking back electric motor car simulated inertia can change into power storage in the driven by energy system.This arrangement can reclaim control strategy experiment Analysis and optimization to different motors, magnetic powder brake, electric energy by the control and the signals collecting of 12 pairs of electric machine controllers 9 of total monitoring system, rotational speed and torque frequency measurement controller 10, tension controller 11.
4, always monitor the system optimization test:
According to different requirement of experiment, total monitoring system 12 connects electric machine controller 9, rotational speed and torque frequency measurement controller 10, tension controller 11 simulations and controls different experiment situations by CAN bus 13, the control procedure of total monitoring system 12 is experimentized and optimizes, in the hope of reaching higher peak power, energy utilization rate and regenerative braking organic efficiency.
Claims (3)
1. electric vehicle regenerative braking and energy resource system comprehensive experimental device, it is characterized in that: this device comprises: power output part, electric energy drive part, integrated control section; Wherein:
A, power output part: motor (1), torque and speed sensors (2), moment of inertia (3), magnetic powder brake (4) are successively by the coaxial mechanical connection of shaft coupling (5);
B, electric energy drive part: include super capacitor group (6), DC/DC converter (7), battery pack (8), electric machine controller (9), it has following type of attachment:
1) battery pack (8) directly is connected in parallel with super capacitor group (6), and the back is connected with electric machine controller (9);
2) super capacitor group (6) is connected in series with DC/DC converter (7), is connected in parallel with battery pack (8) again, and the back is connected with electric machine controller (9);
3) battery pack (8) is connected in series with DC/DC converter (7), is connected in parallel with super capacitor group (6) again, and the back is connected with electric machine controller (9);
4) two DC/DC converters: super capacitor group (6) and battery pack (8) are connected in series with a DC/DC converter (7) respectively, and both are connected in parallel the back, are connected with electric machine controller (9) at last;
C, integrated control section: include rotational speed and torque frequency measurement controller (10), tension controller (11), total monitoring system (12), controller local area network CAN bus (13), it is as follows with the annexation of electric energy drive part with power output part: tension controller (11) is connected with magnetic powder brake (4), torque and speed sensors (2) is connected with rotational speed and torque frequency measurement controller (10), electric machine controller (9) is connected with motor (1), last total monitoring system (12) by controller local area network CAN bus (13) and after DC/DC converter (7) is in parallel respectively with tension controller (11), rotational speed and torque frequency measurement controller (10) is connected with electric machine controller (9).
2. electric vehicle regenerative braking as claimed in claim 1 and energy resource system comprehensive experimental device is characterized in that, in the power output part, and coaxial motor (1), torque and speed sensors (2), moment of inertia (3), the magnetic powder brake (4) of connecting successively.
3. electric vehicle regenerative braking as claimed in claim 1 and energy resource system comprehensive experimental device, it is characterized in that described total monitoring system (12), tension controller (11), electric machine controller (9), rotational speed and torque frequency measurement controller (10) can adopt single-chip microcomputer, DSP; Described DC/DC converter (7) adopts the buck-boost step-up/step-down circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200067501U CN202033431U (en) | 2011-01-11 | 2011-01-11 | Electric vehicle regenerative braking and energy system comprehensive experimental apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200067501U CN202033431U (en) | 2011-01-11 | 2011-01-11 | Electric vehicle regenerative braking and energy system comprehensive experimental apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202033431U true CN202033431U (en) | 2011-11-09 |
Family
ID=44895724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200067501U Expired - Fee Related CN202033431U (en) | 2011-01-11 | 2011-01-11 | Electric vehicle regenerative braking and energy system comprehensive experimental apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202033431U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102411100A (en) * | 2011-01-11 | 2012-04-11 | 北京工业大学 | Comprehensive experimental device for regenerative braking and energy system of electric vehicle |
| CN103776638A (en) * | 2014-03-03 | 2014-05-07 | 广东机电职业技术学院 | Device and method for simulating starting and regenerative brake of hybrid electric vehicle |
| CN104635667A (en) * | 2014-12-07 | 2015-05-20 | 北京工业大学 | Electric vehicle regenerative braking and ESP coordinated control quick development platform |
| CN105116260A (en) * | 2015-09-07 | 2015-12-02 | 西南交通大学 | Direct-current traction substation regenerative electric energy utilization test system |
| CN110426631A (en) * | 2019-08-07 | 2019-11-08 | 哈尔滨理工大学 | The compound test device of new-energy automobile dynamical system and test method |
-
2011
- 2011-01-11 CN CN2011200067501U patent/CN202033431U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102411100A (en) * | 2011-01-11 | 2012-04-11 | 北京工业大学 | Comprehensive experimental device for regenerative braking and energy system of electric vehicle |
| CN103776638A (en) * | 2014-03-03 | 2014-05-07 | 广东机电职业技术学院 | Device and method for simulating starting and regenerative brake of hybrid electric vehicle |
| CN103776638B (en) * | 2014-03-03 | 2016-10-26 | 广东机电职业技术学院 | A kind of hybrid vehicle of simulating starts and the device and method of regenerative braking characteristic |
| CN104635667A (en) * | 2014-12-07 | 2015-05-20 | 北京工业大学 | Electric vehicle regenerative braking and ESP coordinated control quick development platform |
| CN104635667B (en) * | 2014-12-07 | 2017-05-24 | 北京工业大学 | Electric vehicle regenerative braking and ESP coordinated control quick development platform |
| CN105116260A (en) * | 2015-09-07 | 2015-12-02 | 西南交通大学 | Direct-current traction substation regenerative electric energy utilization test system |
| CN105116260B (en) * | 2015-09-07 | 2017-10-17 | 西南交通大学 | A kind of DC traction substation regenerative electric energy utilizes pilot system |
| CN110426631A (en) * | 2019-08-07 | 2019-11-08 | 哈尔滨理工大学 | The compound test device of new-energy automobile dynamical system and test method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Wen et al. | An overview of electricity powered vehicles: Lithium-ion battery energy storage density and energy conversion efficiency | |
| CN201914107U (en) | Hybrid electric vehicle control system based on super capacitor | |
| CN103072492B (en) | Active control type hybrid power system for pure electric bus and control method of active control type hybrid power system | |
| CN103192721B (en) | Braking system and braking method of double-shaft driven electric automobile | |
| CN101966821B (en) | Extended range pure electric automobile system | |
| CN102069721A (en) | Super capacitor-based electric automobile hybrid power control system | |
| CN102139695B (en) | Energy management system for electric automobile and management method therefor | |
| CN201872629U (en) | Extended range type pure electric vehicle system | |
| CN105372076A (en) | Multifunctional hybrid power general test stand and test method | |
| CN103144526A (en) | Hybrid power vehicle using composite power supply power system | |
| CN112421745A (en) | Energy management method for composite power supply system of electric automobile | |
| CN103507655B (en) | A kind of automobile composite energy storage start stop system of recyclable braking energy | |
| CN202033431U (en) | Electric vehicle regenerative braking and energy system comprehensive experimental apparatus | |
| CN103786589A (en) | Electric quantity control device and method of hybrid energy storage system electric vehicle | |
| CN103101428A (en) | Hybrid electric vehicle using super-capacitor accessory power system | |
| CN103909922A (en) | Vehicle control strategy of series hybrid electric vehicle | |
| CN204928197U (en) | Be applied to to open and stop compound power of systematic two voltage ultracapacitor system | |
| CN104442824A (en) | Parallel type energy recovery control method and system | |
| CN102064591B (en) | Braking energy recovery system with recovery charging current directly proportional to brake voltage variation | |
| CN204674395U (en) | Based on the dual energy source electric car energy management system of predictive control | |
| Zhang et al. | Research on regenerative braking energy recovery system of electric vehicles | |
| CN106526351B (en) | Hybrid power special-purpose vehicle regenerates auxiliary power testing stand and its test method | |
| CN102891522A (en) | Dual-energy-storage device with vehicle-mounted charging function | |
| CN102411100A (en) | Comprehensive experimental device for regenerative braking and energy system of electric vehicle | |
| CN202685986U (en) | Travel route increasing type pure electric automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20140111 |