CN203580632U - Automobile hydraulic stored energy regeneration device - Google Patents

Automobile hydraulic stored energy regeneration device Download PDF

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Publication number
CN203580632U
CN203580632U CN201320743752.8U CN201320743752U CN203580632U CN 203580632 U CN203580632 U CN 203580632U CN 201320743752 U CN201320743752 U CN 201320743752U CN 203580632 U CN203580632 U CN 203580632U
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China
Prior art keywords
oil circuit
automobile
hydraulic
energy
circuit end
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Expired - Fee Related
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CN201320743752.8U
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Chinese (zh)
Inventor
林妙山
王玉群
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Hainan University
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Hainan University
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Priority to CN201320743752.8U priority Critical patent/CN203580632U/en
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Publication of CN203580632U publication Critical patent/CN203580632U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses an automobile hydraulic stored energy regeneration device. The automobile hydraulic stored energy regeneration device comprises a braking pedal, an accelerator pedal, a speed changer, an engine, a controller, a hydraulic accumulator, an oil way distribution control valve, a one-way valve, a hydraulic pump motor, an overflow valve, a low-pressure oil tank, a clutch and a power interface device. Compared with the prior art, the automobile hydraulic stored energy regeneration device can recover braking energy when the automobile is braked, the braking energy is converted into hydraulic energy which is stored, and the hydraulic energy is converted into automobile mechanical energy capable of driving the automobile when the automobile is started or accelerates; experiments show that working efficiency of the whole structure is high, the energy utilization rate of the automobile is increased, fuel consumption is reduced, the heat load on a brake is relieved, abrasion is reduced, and running safety and using economical efficiency of the automobile are improved.

Description

A kind of automobile hydraulic energy storage regeneration device
Technical field
The utility model relates to a kind of energy storage regeneration device, relates in particular to a kind of automobile hydraulic energy storage regeneration device.
Background technology
The braking energy of automobile so far or an energy not being exploited, particularly for the automobile travelling in urban district that needs Fraquent start and braking, braking energy regeneration is significant, when braking energy regeneration refers to car deceleration or braking, wherein a part of mechanical energy (kinetic energy) is converted into other forms of energy, and the technology being recycled, the groundwork of braking energy regeneration method is that first a part of mechanical energy (kinetic energy) by automobile brake or while slowing down is changed or shifted as other forms of energy through regeneration system, as rotation function, hydraulic energy and chemical power etc., and be stored in accumulator, produce certain load resistance simultaneously and make car deceleration braking, when automobile again starts or accelerates, regeneration system is converted to the required kinetic energy propulsive effort of running car again by the energy being stored in accumulator again, because automobile hydraulic energy storage regeneration device common configuration is now complicated, cost of manufacture is higher, install inconvenient, and energy utilization rate is lower, do not improve to a certain extent safety and its usage economy of running car.
Summary of the invention
The purpose of this utility model is that a kind of automobile hydraulic energy storage regeneration device will be provided.
For achieving the above object, the utility model is implemented according to following technical scheme:
The utility model comprises brake pedal, Das Gaspedal, change-speed box, driving engine, controller, hydraulic accumulator, oil circuit dividing control valve, check valve, hydraulic pump motor, by pass valve, low-pressure reservoir, power-transfer clutch and power interface arrangement, the signal output part of described brake pedal is connected with the first signal input end of described controller, the signal output part of described Das Gaspedal is connected with the secondary signal input end of described controller, the signal output part of described change-speed box is connected with the 3rd signal input part of described controller, the signal output part of described driving engine is connected with the 4th signal input part of described controller, the signal output part of described hydraulic accumulator is connected with the 5th signal input part of described controller, the signal output part of described controller is connected with the signal input part of described oil circuit dividing control valve and the signal input part of described power-transfer clutch simultaneously, the oil circuit end of described hydraulic accumulator is connected with the first oil circuit end of described oil circuit dividing control valve, the second oil circuit end of described oil circuit dividing control valve is connected with the first oil circuit end of described by pass valve and the first oil circuit end of described hydraulic pump motor simultaneously, the 3rd oil circuit end of described oil circuit dividing control valve is connected with the first oil circuit end of described check valve, the second oil circuit end of described check valve is connected with the second oil circuit end of described hydraulic pump motor, the 3rd oil circuit end of described hydraulic pump motor is connected with the first oil circuit end of described low-pressure reservoir, the second oil circuit end of described by pass valve is connected with the second oil circuit end of described low-pressure reservoir, the torque I/O of described Hydraulic Pump is connected with the first torque input/output terminal of described power-transfer clutch, the second torque input/output terminal of described power-transfer clutch is connected with the first torque input/output terminal of described power interface arrangement, the second torque input/output terminal of described power interface arrangement is connected with the first torque input/output terminal of described change-speed box, the second torque input/output terminal of described change-speed box is connected with the torque input/output terminal of described driving engine.
Further, in described brake pedal place, described Das Gaspedal place and described hydraulic accumulator, be provided with pressure sensor, on described change-speed box, be provided with speed sensor.
Compared with prior art, the utility model is a kind of automobile hydraulic energy storage regeneration device, can when automobile brake, reclaim braking energy, and to the hydraulic energy of converting and store, when automobile starting or acceleration, the mechanical energy that hydraulic energy is converted to vehicle drives vehicle, through overtesting, integral structure work efficiency is higher, improve energy source of car degree of utilization, reduced consumption of fuel, alleviated the thermal load of drg, reduce wear, improve safety and its usage economy of running car.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of a kind of automobile hydraulic energy storage regeneration device of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment, the utility model is further described, in illustrative examples and the explanation of this utility model, is used for explaining the utility model, but not as to restriction of the present utility model.
As shown in Figure 1: the utility model comprises brake pedal, Das Gaspedal, change-speed box, driving engine, controller, hydraulic accumulator, oil circuit dividing control valve, check valve, hydraulic pump motor, by pass valve, low-pressure reservoir, power-transfer clutch and power interface arrangement, the signal output part of brake pedal is connected with the first signal input end of controller, the signal output part of Das Gaspedal is connected with the secondary signal input end of controller, the signal output part of change-speed box is connected with the 3rd signal input part of controller, the signal output part of driving engine is connected with the 4th signal input part of controller, the signal output part of hydraulic accumulator is connected with the 5th signal input part of controller, the signal output part of controller is connected with the signal input part of oil circuit dividing control valve and the signal input part of power-transfer clutch simultaneously, the oil circuit end of hydraulic accumulator is connected with the first oil circuit end of oil circuit dividing control valve, the second oil circuit end of oil circuit dividing control valve is connected with the first oil circuit end of by pass valve and the first oil circuit end of hydraulic pump motor simultaneously, the 3rd oil circuit end of oil circuit dividing control valve is connected with the first oil circuit end of check valve, the second oil circuit end of check valve is connected with the second oil circuit end of hydraulic pump motor, the 3rd oil circuit end of hydraulic pump motor is connected with the first oil circuit end of low-pressure reservoir, the second oil circuit end of by pass valve is connected with the second oil circuit end of low-pressure reservoir, the torque I/O of Hydraulic Pump is connected with the first torque input/output terminal of power-transfer clutch, the second torque input/output terminal of power-transfer clutch is connected with the first torque input/output terminal of power interface arrangement, the second torque input/output terminal of power interface arrangement is connected with the first torque input/output terminal of change-speed box, the second torque input/output terminal of change-speed box is connected with the torque input/output terminal of driving engine, brake pedal place wherein, in Das Gaspedal place and hydraulic accumulator, be provided with pressure sensor (not indicating in figure), on change-speed box, be provided with speed sensor (not indicating in figure).
The utility model is divided into braking energy recovery, braking energy discharges and the idle three kinds of states of system.
1, braking energy reclaims
When automobile brake, controller detects brake pedal interval of living in, and the force value of detected pressures sensor, if force value is lower than setting value, controller sends output signal, the action of oil circuit control dividing control valve, make hydraulic pump motor enter mode of operation, controller output signal makes power-transfer clutch closed simultaneously, the load moment that the inertia of vehicle produces drives hydraulic pump motor work, high pressure liquid force feed enters energy storage by check valve and oil circuit dividing control valve, transformation of energy during automobile brake becomes hydraulic energy to store like this, in the process of energy storage, if accumulation of energy pressure is lower than the highest setting value of pressure, always in energy storage state, if pressure is higher than pressure during high setting value, by pass valve is opened, allow oil flow directly into fuel tank.
2. braking energy discharges
When vehicle starting or acceleration, controller detects Das Gaspedal interval of living in, if controller detects pressure herein while being greater than certain setting value, and the action of output signal oil circuit control dividing control valve, power-transfer clutch is closed simultaneously, and now hydraulic energy becomes the kinetic energy drive shaft of motor.Automobile running working condition is divided into starting-up process and accelerator.1) starting process: during automobile start, controller detects the force value in hydraulic accumulator, if be greater than certain setting value, hydraulic accumulation energy reclaiming scrap directly drives automobile with the hydraulic energy in hydraulic accumulator, when automobile reaches a certain speed, hydraulic accumulator quits work, driving engine starts to start, and drives automobile, if do not reach predetermined set speed at automobile, when the force value that controller detects hydraulic accumulator is worth lower than certain, from the energy drives automobile of driving engine; 2) accelerator: automobile is in driving process, controller detects Das Gaspedal certain interval of being stepped on, controller first detects the force value of hydraulic accumulator, if reach requirement, send signal, hydraulic accumulation energy reclaiming scrap is in motor operating mode, and the hydraulic accumulation energy device of driving engine and hydraulic accumulation energy reclaiming scrap drives automobile jointly, and automobile is accelerated.
3. system is idle
According to real system and automobile running condition, hydraulic accumulation energy reclaiming scrap off position is divided into braking idle state, startup/acceleration idle state, constant speed idle state.1) braking idle state: during brake, the pressure that controller detects hydraulic accumulator has reached maxim, and power-transfer clutch is in released state, traditional mechanical brake work, system does not reclaim braking energy, and braking energy has now slatterned; 2) start/accelerate idle state: controller detects Das Gaspedal work, and hydraulic accumulator pressure is during lower than certain setting value, power-transfer clutch is in released state simultaneously, engine operation just, and system does not release energy; 3) constant speed idle state: controller detects Das Gaspedal and brake pedal is not worked, and speed sensor testing result is constant almost, power-transfer clutch, in released state, is engine operation, and system is not worked.
The technical solution of the utility model is not limited to the restriction of above-mentioned specific embodiment, and every technology distortion of making according to the technical solution of the utility model, within all falling into protection domain of the present utility model.

Claims (2)

1. an automobile hydraulic energy storage regeneration device, comprise brake pedal, Das Gaspedal, change-speed box and driving engine, it is characterized in that: also comprise controller, hydraulic accumulator, oil circuit dividing control valve, check valve, hydraulic pump motor, by pass valve, low-pressure reservoir, power-transfer clutch and power interface arrangement, the signal output part of described brake pedal is connected with the first signal input end of described controller, the signal output part of described Das Gaspedal is connected with the secondary signal input end of described controller, the signal output part of described change-speed box is connected with the 3rd signal input part of described controller, the signal output part of described driving engine is connected with the 4th signal input part of described controller, the signal output part of described hydraulic accumulator is connected with the 5th signal input part of described controller, the signal output part of described controller is connected with the signal input part of described oil circuit dividing control valve and the signal input part of described power-transfer clutch simultaneously, the oil circuit end of described hydraulic accumulator is connected with the first oil circuit end of described oil circuit dividing control valve, the second oil circuit end of described oil circuit dividing control valve is connected with the first oil circuit end of described by pass valve and the first oil circuit end of described hydraulic pump motor simultaneously, the 3rd oil circuit end of described oil circuit dividing control valve is connected with the first oil circuit end of described check valve, the second oil circuit end of described check valve is connected with the second oil circuit end of described hydraulic pump motor, the 3rd oil circuit end of described hydraulic pump motor is connected with the first oil circuit end of described low-pressure reservoir, the second oil circuit end of described by pass valve is connected with the second oil circuit end of described low-pressure reservoir, the torque I/O of described Hydraulic Pump is connected with the first torque input/output terminal of described power-transfer clutch, the second torque input/output terminal of described power-transfer clutch is connected with the first torque input/output terminal of described power interface arrangement, the second torque input/output terminal of described power interface arrangement is connected with the first torque input/output terminal of described change-speed box, the second torque input/output terminal of described change-speed box is connected with the torque input/output terminal of described driving engine.
2. a kind of automobile hydraulic energy storage regeneration device according to claim 1, is characterized in that: in described brake pedal place, described Das Gaspedal place and described hydraulic accumulator, be provided with pressure sensor, on described change-speed box, be provided with speed sensor.
CN201320743752.8U 2013-11-22 2013-11-22 Automobile hydraulic stored energy regeneration device Expired - Fee Related CN203580632U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320743752.8U CN203580632U (en) 2013-11-22 2013-11-22 Automobile hydraulic stored energy regeneration device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320743752.8U CN203580632U (en) 2013-11-22 2013-11-22 Automobile hydraulic stored energy regeneration device

Publications (1)

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CN203580632U true CN203580632U (en) 2014-05-07

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104002673A (en) * 2014-05-14 2014-08-27 常州维航节能科技有限公司 Electric train braking energy recovery hydraulic energy-saving emission-reducing device
CN104260632A (en) * 2014-10-21 2015-01-07 天津港集装箱码头有限公司 Multistage hydraulic energy storage hybrid power system
CN107336609A (en) * 2017-07-01 2017-11-10 合肥东玖电气有限公司 A kind of electricity saving and energy saving electric vehicle system
CN108263317A (en) * 2016-12-31 2018-07-10 郑州吉田专利运营有限公司 A kind of series connection oil circulation method of four-drive electric car

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104002673A (en) * 2014-05-14 2014-08-27 常州维航节能科技有限公司 Electric train braking energy recovery hydraulic energy-saving emission-reducing device
CN104260632A (en) * 2014-10-21 2015-01-07 天津港集装箱码头有限公司 Multistage hydraulic energy storage hybrid power system
CN108263317A (en) * 2016-12-31 2018-07-10 郑州吉田专利运营有限公司 A kind of series connection oil circulation method of four-drive electric car
CN107336609A (en) * 2017-07-01 2017-11-10 合肥东玖电气有限公司 A kind of electricity saving and energy saving electric vehicle system

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Granted publication date: 20140507

Termination date: 20141122

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