CN104527357A - Recovery system for vibration energy of electric automobile - Google Patents
Recovery system for vibration energy of electric automobile Download PDFInfo
- Publication number
- CN104527357A CN104527357A CN201410799575.4A CN201410799575A CN104527357A CN 104527357 A CN104527357 A CN 104527357A CN 201410799575 A CN201410799575 A CN 201410799575A CN 104527357 A CN104527357 A CN 104527357A
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- China
- Prior art keywords
- electronlmobil
- vibration
- vibration reduction
- electric machine
- controller
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Electric Propulsion And Braking For Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention provides a recovery system for vibration energy of an electric automobile. The recovery system comprises a front wheel axle and a rear wheel axle. The front wheel axle and the rear wheel axle are connected with vibration reduction motors through vibration reduction mechanical structures, sensors are connected to the vibration reduction mechanism structures and vibration reduction motor controllers, the vibration reduction motor controllers are connected with the vibration reduction motors and a battery pack interface, the battery pack interface is connected with a battery pack, a battery management system is connected with the vibration reduction motor controllers, an automobile controller and the battery pack interface, the automobile controller is connected with the vibration reduction motor controllers and a drive motor controller, the drive motor controller is connected with a drive motor, and the drive motor is mechanically connected with a speed reducer on the electric automobile. The vibration energy of the electric automobile can be recovered when the electric automobile is driven, the battery pack of the electric automobile is charged, and the recovery system has the advantages that the driving mileage of the electric automobile is increased, the vibration energy of the electric automobile is fully utilized, and the electric energy use efficiency and the driving economical efficiency are improved.
Description
Technical field
The invention belongs to Energy Recovery for Electric Vehicle field, particularly a kind of electronlmobil vibration energy regeneration system.
Background technology
Along with the development of energy shock and becoming increasingly conspicuous of environmental problem, as the electronlmobil of a large important component part of green energy resource, cause the extensive concern of countries in the world.But the continual mileage problem short relative to orthodox car significantly limit the marketing of electronlmobil.
The Brake energy recovery of electronlmobil can reclaim the mechanical energy of electronlmobil in brake process to a great extent and be translated into electrical power storage, and the continual mileage of electronlmobil is obtained improve largely.But, because battery can, than the restriction of the objective factor such as little, braking time is short, make Brake energy recovery that the continual mileage of electronlmobil can not be made to reach the level of people's expection.How to reclaim the energy consumed in vehicle traveling process better, and the continual mileage being applied to increase electronlmobil becomes the key issue needing now solution badly.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the object of the present invention is to provide a kind of electronlmobil vibration energy regeneration system, reclaim the energy that electronlmobil vibrates generation in the process of moving, and be stored in electric automobile power battery system, thus make electronlmobil can continue to obtain the electric energy of vibration energy regeneration in the process of moving, extend the continual mileage of electronlmobil.
In order to achieve the above object, the technical solution used in the present invention is:
A kind of electronlmobil vibration energy regeneration system, comprise front and back wheel axle, front and back wheel axle is connected by vibration damping physical construction C with vibration reduction electric machine A, sensor K is connected on vibration damping physical construction C, sensor K is connected with vibration reduction electric machine controller B by signal wire (SW), vibration reduction electric machine controller B is connected with vibration reduction electric machine A with power line respectively by signal wire (SW), vibration reduction electric machine controller B is connected with power brick interface E by power line, power brick interface E is connected by power line with the power brick D on electronlmobil J, battery management system F by signal wire (SW) respectively with vibration reduction electric machine controller B, entire car controller G, power brick interface E connects, entire car controller G is connected with vibration reduction electric machine controller B by signal wire (SW), entire car controller G is connected drive motor controller H by signal wire (SW) with power line, drive motor controller H is connected drive motor I by signal wire (SW) with power line, drive motor I and electronlmobil J upper reducer are mechanically connected.
Described vibration reduction electric machine controller B is electronic power parts, is the set of rectified three-phase circuit, DC-DC circuit, H-bridge circuit and related circuit.
Described electronlmobil J is pure electric automobile, hybrid vehicle or plug-in hybrid-power automobile.
Described vibration reduction electric machine A is DC brushless motor, AC induction motor or permagnetic synchronous motor.
Described vibration damping physical construction C is pinion and rack or screw mechanism.
Described sensor K is the parts measuring suspension movement, concrete employing rang sensor or speed sensor.
Described battery management system F be in electronlmobil J to the system that power brick D manages, comprise the detection to battery cell voltage in power brick D, the estimation of state-of-charge, the protection of super-charge super-discharge.
Described battery management system F provides battery corresponding information for entire car controller G and vibration reduction electric machine controller B, travels and vibration energy regeneration provides reference for vehicle.
The integrated form that described entire car controller G is independent form or is integrated in drive motor controller H, is responsible for car load coordination and control.
Described signal wire (SW) adopts CAN protocol or RS485 agreement.
Electronlmobil vibrational energy is recovered in battery car power brick by damper mechanism and vibration reduction electric machine by the present invention, improve electric energy service efficiency, thus effectively can extend the continual mileage of electronlmobil, reduce battery cost, effectively can advance the commercialization of electronlmobil.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the vibration damping physical construction schematic diagram of the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
With reference to Fig. 1, a kind of electronlmobil vibration energy regeneration system, comprise front and back wheel axle, front and back wheel axle is connected by vibration damping physical construction C with vibration reduction electric machine A, sensor K is connected on vibration damping physical construction C, sensor K is connected with vibration reduction electric machine controller B by signal wire (SW), detects vibration energy regeneration information needed, vibration reduction electric machine controller B is connected with vibration reduction electric machine A with power line respectively by signal wire (SW), vibration reduction electric machine controller B is connected with power brick interface E by power line, power brick interface E is connected by power line with the power brick D on electronlmobil J, battery management system F by signal wire (SW) respectively with vibration reduction electric machine controller B, entire car controller G, power brick interface E connects, entire car controller G is connected with vibration reduction electric machine controller B by signal wire (SW), entire car controller G is connected drive motor controller H by signal wire (SW) with power line, drive motor controller H is connected drive motor I by signal wire (SW) with power line, drive motor I and electronlmobil J upper reducer are mechanically connected, drive electronlmobil J.
Principle of work of the present invention is: electronlmobil J produces up-down vibration because of situations such as road surfaces in the process of moving, and sensor K detects the vibration information of electronlmobil J, as vibration displacement, vibration velocity etc., and it is sent to vibration damping controller B by signal wire (SW), the comprehensive battery management system F of vibration reduction electric machine controller B, corresponding information in entire car controller G and sensor K, control vibration reduction electric machine A and reclaim electronlmobil J vibrational energy in the process of moving by damper mechanism C, and vibration reduction electric machine A will reclaim gained energy input vibration reduction electric machine controller B by power line, vibration reduction electric machine controller B carries out rectification to energy on power line, power brick interface E is outputted to after the respective handling such as pressure regulation, and energy is stored in the power brick D on electronlmobil J the most at last, the present invention can realize electronlmobil in the process of moving to the recovery of its vibrational energy, and its power brick is charged, have and improve electronlmobil continual mileage, make full use of its vibrational energy, improve electric energy service efficiency and travel the advantages such as economy.
Provide a specific embodiment below:
The present embodiment is further detailed the present invention as an example with pure electric automobile.In the present embodiment, power brick D is the casing of the battery pack of lithium ion battery connection in series-parallel and physical construction composition thereof, and power brick interface E to comprise in battery pack both positive and negative polarity that power brick D exports, battery pack each battery cell both end voltage detection port etc.; Battery management system F has the functions such as battery cell voltage acquisition, state-of-charge (SOC) estimation, battery pack balancing, power brick power-off protection, communicates by CAN with entire car controller G, vibration reduction electric machine controller B simultaneously.
With reference to Fig. 2, the vibration damping physical construction C of the present embodiment comprises damper spring, Control arm, screw-nut body, Control arm respectively with electronlmobil J vehicle body and axletree hinged, force and moment is transmitted between axletree and vehicle body. the vehicle body of damper spring upper end and electronlmobil J is hinged, and the other end and axletree hinged, buffering Vehicular vibration is on the impact of vehicle body, vibration reduction electric machine A is articulated with the vehicle body of electronlmobil J, and be connected with leading screw by coupler, the nut mated with leading screw and axletree hinged, the vibration of axletree rectilinear direction is converted to rotary motion by screw-nut body, the vibration of waggon axle is controlled by the rotary motion of the torque and speeds control screw-nut body that control vibration reduction electric machine A, and the mechanical energy of vibration is converted to electric energy.
The vibration reduction electric machine A of the present embodiment adopts permagnetic synchronous motor, and vibration reduction electric machine controller B adopts the synthetic circuit of three phase full bridge circuit and BUCK circuit; When axletree has vibration to produce, when needing to carry out vibration energy regeneration, three phase full bridge circuit can turn off all Mosfet and is equivalent to rectified three-phase circuit, thus the three plase alternating current on vibration reduction electric machine A is converted to direct current (DC), and is passed to BUCK circuit; The electronlmobil information that BUCK circuit provides according to battery management system F and whole-control system G processes it, is charged by the electric energy reclaimed with the form such as constant current or constant voltage to power brick D.
Claims (9)
1. an electronlmobil vibration energy regeneration system, comprise front and back wheel axle, it is characterized in that: front and back wheel axle is connected by vibration damping physical construction (C) with vibration reduction electric machine (A), sensor (K) is connected on vibration damping physical construction (C), sensor (K) is connected with vibration reduction electric machine controller (B) by signal wire (SW), vibration reduction electric machine controller (B) is connected with vibration reduction electric machine (A) with power line respectively by signal wire (SW), vibration reduction electric machine controller (B) is connected with power brick interface (E) by power line, power brick interface (E) is connected by power line with the power brick (D) on electronlmobil (J), battery management system (F) by signal wire (SW) respectively with vibration reduction electric machine controller (B), entire car controller (G), power brick interface (E) connects, entire car controller (G) is connected with vibration reduction electric machine controller (B) by signal wire (SW), entire car controller (G) is connected drive motor controller (H) by signal wire (SW) with power line, drive motor controller (H) is connected drive motor (I) by signal wire (SW) with power line, drive motor (I) and electronlmobil (J) upper reducer are mechanically connected.
2. a kind of electronlmobil vibration energy regeneration system according to claim 1, it is characterized in that: described vibration reduction electric machine controller (B) is electronic power parts, is the set of rectified three-phase circuit, DC-DC circuit, H-bridge circuit and related circuit.
3. a kind of electronlmobil vibration energy regeneration system according to claim 1, is characterized in that: described electronlmobil (J) is pure electric automobile, hybrid vehicle or plug-in hybrid-power automobile.
4. a kind of electronlmobil vibration energy regeneration system according to claim 1, is characterized in that: described vibration reduction electric machine (A) is DC brushless motor, AC induction motor or permagnetic synchronous motor.
5. a kind of electronlmobil vibration energy regeneration system according to claim 1, is characterized in that: described vibration damping physical construction (C) is pinion and rack or screw mechanism.
6. a kind of electronlmobil vibration energy regeneration system according to claim 1, is characterized in that: described sensor (K) is the parts measuring suspension movement, concrete employing rang sensor or speed sensor.
7. a kind of electronlmobil vibration energy regeneration system according to claim 1; it is characterized in that: described battery management system (F) in electronlmobil J to the system that power brick (D) manages, comprise the detection to battery cell voltage in power brick (D), the estimation of state-of-charge, the protection of super-charge super-discharge.
8. a kind of electronlmobil vibration energy regeneration system according to claim 1, it is characterized in that: described battery management system (F) provides battery corresponding information for entire car controller (G) and vibration reduction electric machine controller (B), to travel for vehicle and vibration energy regeneration provides reference.
9. a kind of electronlmobil vibration energy regeneration system according to claim 1, it is characterized in that: described entire car controller (G) is independent form or the integrated form that is integrated in drive motor controller (H), is responsible for car load coordination and control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410799575.4A CN104527357A (en) | 2014-12-19 | 2014-12-19 | Recovery system for vibration energy of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410799575.4A CN104527357A (en) | 2014-12-19 | 2014-12-19 | Recovery system for vibration energy of electric automobile |
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| Publication Number | Publication Date |
|---|---|
| CN104527357A true CN104527357A (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410799575.4A Pending CN104527357A (en) | 2014-12-19 | 2014-12-19 | Recovery system for vibration energy of electric automobile |
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| CN (1) | CN104527357A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327507A (en) * | 2017-01-20 | 2018-07-27 | 比亚迪股份有限公司 | Hybrid vehicle and its active damping controls method and apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010076532A (en) * | 2008-09-25 | 2010-04-08 | Toyota Motor Corp | Power supply system for vehicle |
| TW201024118A (en) * | 2008-12-18 | 2010-07-01 | Univ Nat Pingtung Sci & Tech | A recycling device for vibration energy of vehicles and the recycling method thereof |
| CN102632785A (en) * | 2012-03-02 | 2012-08-15 | 北京理工大学 | Energy regeneration device |
| CN103407446A (en) * | 2013-08-29 | 2013-11-27 | 江苏大学 | Hybrid power vehicle chassis energy regeneration system and method |
-
2014
- 2014-12-19 CN CN201410799575.4A patent/CN104527357A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010076532A (en) * | 2008-09-25 | 2010-04-08 | Toyota Motor Corp | Power supply system for vehicle |
| TW201024118A (en) * | 2008-12-18 | 2010-07-01 | Univ Nat Pingtung Sci & Tech | A recycling device for vibration energy of vehicles and the recycling method thereof |
| CN102632785A (en) * | 2012-03-02 | 2012-08-15 | 北京理工大学 | Energy regeneration device |
| CN103407446A (en) * | 2013-08-29 | 2013-11-27 | 江苏大学 | Hybrid power vehicle chassis energy regeneration system and method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327507A (en) * | 2017-01-20 | 2018-07-27 | 比亚迪股份有限公司 | Hybrid vehicle and its active damping controls method and apparatus |
| CN108327507B (en) * | 2017-01-20 | 2020-05-19 | 比亚迪股份有限公司 | Hybrid electric vehicle and active vibration damping control method and device thereof |
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Application publication date: 20150422 |
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