CN202966273U - Parallel-connection hydraulic regenerative braking energy recovery system of electromobile - Google Patents
Parallel-connection hydraulic regenerative braking energy recovery system of electromobile Download PDFInfo
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- CN202966273U CN202966273U CN 201220669042 CN201220669042U CN202966273U CN 202966273 U CN202966273 U CN 202966273U CN 201220669042 CN201220669042 CN 201220669042 CN 201220669042 U CN201220669042 U CN 201220669042U CN 202966273 U CN202966273 U CN 202966273U
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Abstract
A parallel-connection hydraulic regenerative braking energy recovery system of an electromobile comprises a storage battery, a motor, a mechanical transmission device, a reducer, an oil tank, a driving axle, a flywheel and an energy accumulator. The storage battery is electrically connected with the motor, and the output shaft of the motor and the driving axle are both connected with the mechanical transmission device. The output shaft of the mechanical transmission device is respectively connected with wheels of the electromobile and the input end of the reducer, the reducer is connected with the oil tank with a variable pump, and the flywheel is jointed with the variable pump through a clutch. The energy accumulator is connected with the variable pump through a three-position four-way directional control valve, the energy accumulator is connected with the three-position four-way directional control valve through a hydraulic pipeline, and the variable pump is connected with the three-position four-way directional control valve through a hydraulic pipeline. The parallel-connection hydraulic regenerative braking energy recovery system has the advantages of being wide in applicable scope, mature in structure, low in cost and convenient to change and achieving energy recovery.
Description
Technical field
The utility model relates to a kind of hydraulic electric automobile regenerative braking energy reclaiming system in parallel.
Background technology
At present, the Regenerative Braking Technology of electronlmobil carried out appreciiable research abroad, obtained obvious progress, many products can be applied on real vehicle.The oil-electric vehicle regeneration brake system, the external storage batterys that adopt reclaim braking energy more.China's Development of EV, the electronlmobil regeneration brake system has proposed the regeneration brake systems such as storage battery, super capacitor, flywheel, hydraulic accumulator., be difficult to do storage unit with storage battery or super capacitor and reclaim braking energy on existing battery technology due to domestic.Series connection regeneration brake system CPS (Constant Pressure Source) adopts level pressure source hydraulic-driven, and fly wheel system is simple in structure, and fuel-saving efficiency is high, and shortcoming is that cost is high, is difficult to adapt to electronlmobil.
Summary of the invention
The utility model is high for present fly wheel system cost, be difficult to adapt to electronlmobil, the narrow problem of applicable area, proposed a kind of applied widely, hydraulic electric automobile regenerative braking energy reclaiming system in parallel that cost is low.
Hydraulic electric automobile regenerative braking energy reclaiming system in parallel described in the utility model, it is characterized in that: comprise storage battery, motor, mechanical drive, retarder, fuel tank, drive axle, flywheel and energy storage, described storage battery is electrically connected to described motor; The output shaft of described motor, described drive axle all join with described mechanical drive; The output shaft of described mechanical drive is connected with the wheel of automobile and the input end of described retarder respectively, and described retarder is connected with fuel tank with controllable capacity pump, and described flywheel engages with described controllable capacity pump by power-transfer clutch; Described energy storage is connected with described controllable capacity pump by three position four-way directional control valve, and all is connected by conduit under fluid pressure between described energy storage and described three-position four-way valve, described controllable capacity pump and described three-position four-way valve.
Described controllable capacity pump is arranged on described fuel tank by conduit under fluid pressure.
Configure by pass valve on described energy storage, and described by pass valve is connected with described energy storage, described three-position four-way valve respectively by conduit under fluid pressure.
When electronlmobil started for the first time, the user carried out start-up operation, and storage battery discharges, starter motor, and the mechanical drive that be connected with motor this moment passes to wheel to propulsive effort, thereby starts automobile; When automobile brake, vehicle wheel rotation makes drive axle pass to mechanical drive to moment of torsion, through the deceleration of retarder, moment of torsion has been passed to controllable capacity pump, and power-transfer clutch engages, and flywheel is rotated, the recovery ability; When flywheel reached critical speed soon, disengaging of clutch, the fluid in fuel tank flowed into energy storage from fuel tank through three-position four-way valve and carry out energy storage, and unnecessary fluid flows into fuel tank through by pass valve; When also having unnecessary hydraulic energy, the three-position four-way valve commutation can allow hydraulic energy be stored in energy storage; When automobile started again, flywheel just can discharge the energy of storage, drove automobile and advanced; When automobile needs quick start, motor starts transferring energy, the energy that discharges with flywheel drives automobile jointly, the fluid of energy storage flows into controllable capacity pump through three-position four-way valve, drive controllable capacity pump and then provide moment of torsion to automobile, flow into fuel tank through the fluid of controllable capacity pump, the acceleration capacity grow that will make automobile like this when there is no flywheel gear.
The beneficial effects of the utility model are: applied widely, structure is ripe, cost is low, be convenient to the repacking, realized the energy recycling.
Description of drawings
Fig. 1 is fundamental diagram of the present utility model.
The specific embodiment
Further illustrate the utility model below in conjunction with accompanying drawing
With reference to accompanying drawing:
Hydraulic electric automobile regenerative braking energy reclaiming system in parallel described in the utility model, comprise storage battery 1, motor 2, mechanical drive 3, retarder 4, fuel tank 5, drive axle 6, flywheel 7 and energy storage 8, described storage battery 1 is electrically connected to described motor 2; The output shaft of described motor 2, described drive axle 6 all join with described mechanical drive 3; The output shaft of described mechanical drive 3 is connected with the wheel of automobile and the input end of described retarder 4 respectively, and described retarder 4 is connected with fuel tank 5 with controllable capacity pump 51, and described flywheel 7 engages with described controllable capacity pump 51 by power-transfer clutch 71; Described energy storage 8 is connected with described controllable capacity pump 51 by three-position four-way valve 82, and all is connected by conduit under fluid pressure between described energy storage 8 and described three-position four-way valve 82, described controllable capacity pump 51 and described three-position four-way valve 82.
Described controllable capacity pump 51 is arranged on described fuel tank 5 by conduit under fluid pressure.
Configuration by pass valve 81 on described energy storage 8, and described by pass valve 81 is connected with described energy storage 8, described three-position four-way valve 82 respectively by conduit under fluid pressure.
When electronlmobil started for the first time, the user carried out start-up operation, and storage battery 1 discharges, starter motor 2, and the mechanical drive 3 that be connected with motor 2 this moment passes to wheel to propulsive effort, thereby starts automobile; When automobile brake, vehicle wheel rotation makes drive axle 6 pass to mechanical drive 3 to moment of torsion, through the deceleration of retarder 4, moment of torsion has been passed to controllable capacity pump 51, and power-transfer clutch 71 engages, and flywheel 7 is rotated, the recovery ability; When flywheel 7 reached critical speed soon, power-transfer clutch 71 separated, and the fluid in fuel tank 5 flows into energy storage 8 from fuel tank 5 through three-position four-way valve 82 and carries out energy storage, and unnecessary fluid flows into fuel tank 5 through by pass valve 81; When also having unnecessary hydraulic energy, three position four-way directional control valve 82 commutations can allow hydraulic energy be stored in 8 li of energy storages; When automobile started again, flywheel 7 just can discharge the energy of storage, drove automobile and advanced; When automobile needs quick start, motor 2 starts transferring energy, the energy that discharges with flywheel 7 drives automobile jointly, the fluid of energy storage 8 flows into controllable capacity pump 51 through three-position four-way valve 82, drive controllable capacity pump 51 and then provide moment of torsion to automobile, flow into fuel tank 5 through the fluid of controllable capacity pump 51, the acceleration capacity grow that will make automobile like this when there is no flywheel 7.
The described content of this specification sheets embodiment is only enumerating the way of realization of utility model design; protection domain of the present utility model should not be regarded as only limiting to the concrete form that embodiment states, protection domain of the present utility model also reaches the equivalent technologies means that design can be expected according to the utility model in those skilled in the art.
Claims (3)
1. hydraulic electric automobile regenerative braking energy reclaiming system in parallel, it is characterized in that: comprise storage battery, motor, mechanical drive, retarder, fuel tank, drive axle, flywheel and energy storage, described storage battery is electrically connected to described motor; The output shaft of described motor, described drive axle all join with described mechanical drive; The output shaft of described mechanical drive is connected with the wheel of automobile and the input end of described retarder respectively, and described retarder is connected with fuel tank with controllable capacity pump, and described flywheel engages with described controllable capacity pump by power-transfer clutch; Described energy storage is connected with described controllable capacity pump by three position four-way directional control valve, and all is connected by conduit under fluid pressure between described energy storage and described three-position four-way valve, described controllable capacity pump and described three-position four-way valve.
2. energy-recuperation system as claimed in claim 1, it is characterized in that: described controllable capacity pump is arranged on described fuel tank by conduit under fluid pressure.
3. energy-recuperation system as claimed in claim 1, is characterized in that: configure by pass valve on described energy storage, and described by pass valve is connected with described energy storage, described three-position four-way valve respectively by conduit under fluid pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220669042 CN202966273U (en) | 2012-12-03 | 2012-12-03 | Parallel-connection hydraulic regenerative braking energy recovery system of electromobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220669042 CN202966273U (en) | 2012-12-03 | 2012-12-03 | Parallel-connection hydraulic regenerative braking energy recovery system of electromobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202966273U true CN202966273U (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220669042 Withdrawn - After Issue CN202966273U (en) | 2012-12-03 | 2012-12-03 | Parallel-connection hydraulic regenerative braking energy recovery system of electromobile |
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| CN (1) | CN202966273U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103009987A (en) * | 2012-12-03 | 2013-04-03 | 浙江工业大学 | Regenerative braking energy recovery system of parallel hydraulic electric vehicle |
| CN106080546A (en) * | 2016-07-29 | 2016-11-09 | 中山职业技术学院 | A kind of brake system of car with kinetic energy recovery function and control method thereof |
| CN113580912A (en) * | 2021-09-07 | 2021-11-02 | 浙江大学 | Series-type electro-hydraulic hybrid power system |
-
2012
- 2012-12-03 CN CN 201220669042 patent/CN202966273U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103009987A (en) * | 2012-12-03 | 2013-04-03 | 浙江工业大学 | Regenerative braking energy recovery system of parallel hydraulic electric vehicle |
| CN103009987B (en) * | 2012-12-03 | 2015-08-05 | 浙江工业大学 | A kind of parallel hydraulic battery-driven car regenerative braking energy reclaiming system |
| CN106080546A (en) * | 2016-07-29 | 2016-11-09 | 中山职业技术学院 | A kind of brake system of car with kinetic energy recovery function and control method thereof |
| CN113580912A (en) * | 2021-09-07 | 2021-11-02 | 浙江大学 | Series-type electro-hydraulic hybrid power system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130605 Effective date of abandoning: 20150805 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130605 Effective date of abandoning: 20150805 |
|
| RGAV | Abandon patent right to avoid regrant |