CN101337499A - Vehicle braking kinetic-energy regeneration device - Google Patents
Vehicle braking kinetic-energy regeneration device Download PDFInfo
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- CN101337499A CN101337499A CNA2008101368852A CN200810136885A CN101337499A CN 101337499 A CN101337499 A CN 101337499A CN A2008101368852 A CNA2008101368852 A CN A2008101368852A CN 200810136885 A CN200810136885 A CN 200810136885A CN 101337499 A CN101337499 A CN 101337499A
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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
- Y02T10/62—Hybrid vehicles
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Abstract
A vehicle braking kinetic-energy regenerative device relates to a petrol-saving attachment for reclaiming the vehicle braking kinetic-energy, and aims to solve the problem of poor energy-saving effect in the prior vehicle braking kinetic-energy regenerative device. In the vehicle braking kinetic-energy regenerative device, a first brake and a slippage pump are respectively arranged at two ends of a first driven shaft; a second brake and a hydraulic pump motor are respectively arranged at two ends of a second driven shaft; a control oil-channel hydraulic pump is arranged at the middle part of the second driven shaft; an electrohydraulic change valve is connected with a high-pressure hydraulic accumulator; and a central control unit is respectively connected with the brakes, the second brake, the hydraulic pump motor and the electrohydraulic change valve. The vehicle braking kinetic-energy regenerative device recycles the vehicle braking kinetic-energy when the vehicle brakes, and drives the vehicle by releasing the recycled energy when the vehicle starts. The work efficiency of the energy is improved by the active stamping of the slippage pump. The vehicle braking kinetic-energy regenerative device is applicable to city buses and engineering vehicles, and can improve the kinetic performance and the braking performance of vehicles only by slightly reforming the prior vehicles.
Description
Technical field
The present invention relates to a kind of fuel-economizing additional device that reclaims vehicle braking kinetic-energy, can be used for all kinds of urban public traffic vehicles and engineering truck, recovery and reuse vehicle braked kinetic energy, and petroleum economizer that can the automatically regulating engine operation condition.
Background technology
Along with automobile quantity increases year by year, the city bus energy consumption and the exhaust emissions of start, braking is frequent are serious day by day, cause huge pressure for the energy security and the environmental protection of China.The friction drag that orthodox car utilizes mechanical braking sytem to produce is realized slowing down or stopping, and vehicle braked kinetic energy is converted into heat and slatterns in vain.Existing automobile brake recover kinetic energy adopts the fuel-saving afterburning device, though can reclaim the braking kinetic energy of vehicle, but the characteristics that the energy density of having ignored hydraulic accumulator is little, the utilization of regenerative brake kinetic energy is difficult to the effect that reaches desirable, hydraulic accumulator often can't powered vehicle because of depleted of energy, the energy-saving effect of vehicle is not obvious, and fails to carry out actv. with the traditional mechanical friction braking and combine, and practical application is relatively poor.
Summary of the invention
The objective of the invention is for solve existing automobile brake kinetic energy recovery device energy-saving effect difference and practical application not strong problem, a kind of vehicle braking kinetic-energy regeneration device is provided.
The present invention is by central controller, sun and planet gear, first drg, the energy storage assembly, high-pressure hydraulic accumulator, two energising liquid change-over valves, first by pass valve, first filter, check valve, slippage pump, the control oil channel Hydraulic Pump, hydraulic pump motor, the hydraulic pump motor control assembly, second by pass valve, second filter, the low-pressure hydraulic energy storage and second drg are formed, sun and planet gear is by first driving wheel, second driving wheel, the 3rd driving wheel, first follower, second follower, first driven axle, second driven axle and imput shaft are formed, first driving wheel, second driving wheel and the 3rd driving wheel are installed on the imput shaft respectively, first follower is arranged on first driven axle, second follower is installed on second driven axle, second driving wheel and the engagement of first follower, the 3rd driving wheel and the engagement of second follower, first drg and slippage pump are separately positioned on the two ends of first driven axle, the control oil channel Hydraulic Pump is installed in the middle part of second driven axle, second drg and hydraulic pump motor are separately positioned on the two ends of second driven axle, the fuel-displaced port of hydraulic pump motor, the fuel-displaced port of check valve, the oil-feed port of first by pass valve is connected with an oil circuit port of change-over valve, another oil circuit port of electro-hydraulic reversing valve is connected with the hydraulic fluid port of high-pressure hydraulic accumulator, the oil-feed port of check valve is connected with the fuel-displaced port of slippage pump, the fuel-displaced port of first by pass valve is connected with the oil-feed port of first filter, the fuel-displaced port of control oil channel Hydraulic Pump, the oil-feed port of second by pass valve is connected with the oil-feed port of hydraulic pump motor control assembly, the fuel-displaced port of second by pass valve is connected with the oil-feed port of second filter, the fuel-displaced port of second filter, the oil-feed port of control oil channel Hydraulic Pump, the fuel-displaced port of first filter, the oil-feed port of slippage pump, the oil-feed port of hydraulic pump motor, the fuel-displaced port of hydraulic pump motor control assembly is connected with the hydraulic fluid port of low-pressure hydraulic energy storage, the control input end of two energising liquid change-over valves is connected with first control output end of central controller, the control input end of drg is connected with second control output end of central controller, the control input end of second drg is connected with the 3rd control output end of central controller, and the control input end of hydraulic pump motor control assembly is connected with the 4th control output end of central controller.
The invention has the beneficial effects as follows: one, the present invention is installed on the automobile driving axle, and in Motor Vehicle Braking Procedure, hydraulic pump motor works in the pump operating mode, reclaims the braking kinetic energy of vehicle, and is stored in the high-pressure hydraulic accumulator.In the starting and accelerator of vehicle, hydraulic pump motor works in the motor operating mode, discharges the braking kinetic energy powered vehicle that reclaims.The active punching press of slippage pump improves efficiency of engine.Two, compact conformation of the present invention, in light weight, low cost of manufacture, system is difficult for contaminated.Three, the present invention has remedied the little shortcoming of hydraulic accumulator energy density effectively, and the active adjustment engine operation is in best fuel-economy district.Four, the present invention is applicable to city bus and engineering truck, only need existing automobile is carried out add-assembly, not only obviously improve the fuel economy of vehicle, reduce the discharging of tail gas, and improve the tractive performance and the deceleration and stopping performance of vehicle, prolonged the service life of driving engine and brake gear.
Description of drawings
Fig. 1 is the integral structure scheme drawing of vehicle braking kinetic-energy regeneration device of the present invention.
The specific embodiment
The specific embodiment one: present embodiment is described in conjunction with Fig. 1, present embodiment is by central controller 1, sun and planet gear 2, first drg 3, energy storage assembly 4, high-pressure hydraulic accumulator 5, two energising liquid change-over valves 6, first by pass valve 8, first filter 9, check valve 10, slippage pump 11, control oil channel Hydraulic Pump 12, hydraulic pump motor 13, hydraulic pump motor control assembly 14, second by pass valve 17, second filter 18, the low-pressure hydraulic energy storage 20 and second drg 21 are formed, sun and planet gear 2 is by the first driving wheel 2-1, the second driving wheel 2-2, the 3rd driving wheel 2-3, the first follower 2-4, the second follower 2-5, the first driven axle 2-6, the second driven axle 2-7 and imput shaft 2-8 form, the first driving wheel 2-1, the second driving wheel 2-2 and the 3rd driving wheel 2-3 are installed in respectively on the imput shaft 2-8, the first follower 2-4 is installed on the first driven axle 2-6, the second follower 2-5 is installed on the second driven axle 2-7, the second driving wheel 2-2 and first follower 2-4 engagement, the 3rd driving wheel 2-3 and second follower 2-5 engagement, first drg 3 and slippage pump 11 are separately positioned on the two ends of the first driven axle 2-6, control oil channel Hydraulic Pump 12 is installed in the middle part of the second driven axle 2-7, second drg 21 and hydraulic pump motor 13 are separately positioned on the two ends of the second driven axle 2-7, the fuel-displaced port of hydraulic pump motor 13, the fuel-displaced port of check valve 10, the oil-feed port of first by pass valve 8 is connected with an oil circuit port of change-over valve 6, another oil circuit port of electro-hydraulic reversing valve 6 is connected with the hydraulic fluid port of high-pressure hydraulic accumulator 5, the oil-feed port of check valve 10 is connected with the fuel-displaced port of slippage pump 11, the fuel-displaced port of first by pass valve 8 is connected with the oil-feed port of first filter 9, the fuel-displaced port of control oil channel Hydraulic Pump 12, the oil-feed port of second by pass valve 17 is connected with the oil-feed port of hydraulic pump motor control assembly 14, the fuel-displaced port of second by pass valve 17 is connected with the oil-feed port of second filter 18, the fuel-displaced port of second filter 18, the oil-feed port of control oil channel Hydraulic Pump 12, the fuel-displaced port of first filter 9, the oil-feed port of slippage pump 11, the oil-feed port of hydraulic pump motor 13, the fuel-displaced port of hydraulic pump motor control assembly 14 is connected with the hydraulic fluid port of low-pressure hydraulic energy storage 20, the control input end of two energising liquid change-over valves 6 is connected with the first control output end 1-1 of central controller 1, the control input end of drg 3 is connected with the second control output end 1-2 of central controller 1, the control input end of second drg 21 is connected with the 3rd control output end 1-3 of central controller 1, and the control input end of hydraulic pump motor control assembly 14 is connected with the 4th control output end 1-4 of central controller 1.The active punching press function of slippage pump can be regulated the operating condition of driving engine, makes it work in optimal zone, has remedied the little shortcoming of hydraulic accumulator energy density simultaneously.For compact conformation, each hydraulic valve can be integrated in the valve body, become special service valve.Adopt the advantage of special-purpose pile-up valve to be: volume is little, in light weight; The valve body internal channel is short, degradation of energy is few; Part is few, fault rate is low.
The specific embodiment two: present embodiment is described in conjunction with Fig. 1, the hydraulic pump motor of present embodiment reaches control assembly 14 and is made up of variable oil cylinder 15 and electrohydraulic servo valve 16, the oil inlet port of electrohydraulic servo valve 16 is connected with the fuel-displaced port of control oil channel Hydraulic Pump 12, the fuel-displaced port of electrohydraulic servo valve 16 is connected with variable oil cylinder 15 oil inlets, the oil-feed port of electrohydraulic servo valve 16 is connected with variable oil cylinder 15 oil outlets, and the piston rod 15-1 in the variable oil cylinder 15 is connected with hydraulic pump motor 13.
Principle of work: sun and planet gear 2 is installed between the driving engine and change-speed box of vehicle, keep former vehicle braked system, only need the axle drive shaft of former vehicle is transformed a little, central controller 1 control first drg 3 and second drg 21 so by slippage pump 11 initiatively the function of punching presses regulate the operating condition of driving engine, and overcome the little shortcoming of hydraulic accumulator energy density, central controller 1 reclaims and utilization again vehicle braked kinetic energy by the mode of operation and the discharge capacity of hydraulic pump motor control assembly 14 real-time modulated pressure pump motors 13.
(1) recovery of braking kinetic energy: after the braking beginning, central controller 1 judges that according to the descending amplitude of brake pedal, speed and acceleration/accel the braking of chaufeur is intended to (the slow braking of emergency braking, normal brake application or lower long slope), determines the size of braking torque.When rate of braking smaller or equal to 0.1 the time, central controller 1 transmits control signal to Hydraulic Pump motor control assembly 14, regulate the swashplate angle of hydraulic pump motor 13 by hydraulic pump motor control assembly 14, make it work in the pump operating mode, central controller 1 control electro-hydraulic reversing valve 6 is opened simultaneously, high-pressure hydraulic accumulator 5 and hydraulic pump motor 13 provide essential brake torque for vehicle, vehicle braked kinetic energy drags hydraulic pump motor 13 hydraulic oil is pressed in the high-pressure hydraulic accumulator 5 by low-pressure hydraulic energy storage 20 by sun and planet gear 2 simultaneously.If when the pressure of high-pressure hydraulic accumulator 5 surpassed the default top pressure, hydraulic oil flowed back in the low-pressure hydraulic energy storage 20 by first by pass valve 8, simultaneously, brake safe is guaranteed in traditional mechanical friction brake system work.When rate of braking is between 0.1 and 0.7, central controller 1 modulated pressure pump motor 13 is with the discharge capacity work of maximum, in the brake torque scope that wheel allowed, use regenerative brake torque to greatest extent, if maximum regenerative brake torque still can not satisfy brake request, then remaining brake torque is provided by the traditional mechanical friction braking system.When rate of braking greater than 0.7 the time, consider the safety of car brakeing, central controller 1 control second drg 21 makes hydraulic pump motor 13 not participate in work, brake torque is all provided by the mechanical friction brake system.
(2) utilization again of braking kinetic energy: when the light accelerator pedal of driver, central controller 1 transmits control signal to Hydraulic Pump motor control assembly 14, regulate the swashplate angle of hydraulic pump motor 13 by hydraulic pump motor control assembly 14, make it work in the motor operating mode, central controller 1 control electro-hydraulic reversing valve 6 is opened simultaneously, high-pressure hydraulic accumulator 5 and hydraulic pump motor 13 provide essential driving torque for vehicle, by planetary gear train driving torque is sent on the axle drive shaft, high-pressure and hydraulic oil is flowed in the low-pressure hydraulic energy storage 20 by high-pressure hydraulic accumulator 5.When the pressure of high-pressure hydraulic accumulator 5 was lower than the minimal pressure of default, central controller 1 control electro-hydraulic reversing valve 6 was closed, and the while engine operation is for vehicle provides driving torque.
(3) normal vehicle operation: during normal vehicle operation, if required driving torque surpasses driving engine when the pairing optimum moment of torsion of present speed, central controller 1 modulated pressure pump motor 13 works in the motor operating mode, for vehicle provides extra driving torque, driving engine is exported optimum moment of torsion simultaneously, guarantee the vehicle oil saving best results, the exhaust emissions minimum.If required driving torque less than driving engine when the pairing optimum moment of torsion of present speed, central controller 1 control slippage pump 11 is regulated driving engine with the form of active punching press operating mode, make its output torque near optimum, the pressure that guarantees high-pressure hydraulic accumulator 5 simultaneously is less than half of default top pressure, both guaranteed engine operation in best fuel oil district, guaranteed again that high-pressure hydraulic accumulator 5 had enough space reclamation vehicle braked kinetic energy.
Claims (2)
1, a kind of vehicle braking kinetic-energy regeneration device, it is by central controller (1), sun and planet gear (2), first drg (3), energy storage assembly (4), high-pressure hydraulic accumulator (5), two energising liquid change-over valves (6), first by pass valve (8), first filter (9), check valve (10), slippage pump (11), control oil channel Hydraulic Pump (12, hydraulic pump motor (13, hydraulic pump motor control assembly (14), second by pass valve (17), second filter (18), low-pressure hydraulic energy storage (20) and second drg (21) are formed, sun and planet gear (2) is by first driving wheel (2-1), second driving wheel (2-2), the 3rd driving wheel (2-3), first follower (2-4), second follower (2-5), first driven axle (2-6), second driven axle (2-7) and imput shaft (2-8) are formed, first driving wheel (2-1), second driving wheel (2-2) and the 3rd driving wheel (2-3) are installed in respectively on the imput shaft (2-8), first follower (2-4) is installed on first driven axle (2-6), second follower (2-5) is installed on second driven axle (2-7), second driving wheel (2-2) and first follower (2-4) engagement, the 3rd driving wheel (2-3) and second follower (2-5) engagement, it is characterized in that first drg (3) and slippage pump (11) are separately positioned on the two ends of first driven axle (2-6), control oil channel Hydraulic Pump (12) is installed in the middle part of second driven axle (2-7), second drg (21) and hydraulic pump motor (13) are separately positioned on the two ends of second driven axle (2-7), the fuel-displaced port of hydraulic pump motor (13), the fuel-displaced port of check valve (10), the oil-feed port of first by pass valve (8) is connected with an oil circuit port of change-over valve (6), another oil circuit port of electro-hydraulic reversing valve (6) is connected with the hydraulic fluid port of high-pressure hydraulic accumulator (5), the oil-feed port of check valve (10) is connected with the fuel-displaced port of slippage pump (11), the fuel-displaced port of first by pass valve (8) is connected with the oil-feed port of first filter (9), the fuel-displaced port of control oil channel Hydraulic Pump (12), the oil-feed port of second by pass valve (17) is connected with the oil-feed port of hydraulic pump motor control assembly (14), the fuel-displaced port of second by pass valve (17) is connected with the oil-feed port of second filter (18), the fuel-displaced port of second filter (18), the oil-feed port of control oil channel Hydraulic Pump (12), the fuel-displaced port of first filter (9), the oil-feed port of slippage pump (11), the oil-feed port of hydraulic pump motor (13), the fuel-displaced port of hydraulic pump motor control assembly (14) is connected with the hydraulic fluid port of low-pressure hydraulic energy storage (20), the control input end of two energising liquid change-over valves (6) is connected with first control output end (1-1) of central controller (1), the control input end of drg (3) is connected with second control output end (1-2) of central controller (1), the control input end of second drg (21) is connected with the 3rd control output end (1-3) of central controller (1), and the control input end of hydraulic pump motor control assembly (14) is connected with the 4th control output end (1-4) of central controller (1).
2, vehicle braking kinetic-energy regeneration device according to claim 1, it is characterized in that hydraulic pump motor reaches control assembly (14) and is made up of variable oil cylinder (15) and electrohydraulic servo valve (16), the oil inlet port of electrohydraulic servo valve (16) is connected with the fuel-displaced port of control oil channel Hydraulic Pump (12), the fuel-displaced port of electrohydraulic servo valve (16) is connected with variable oil cylinder (15) oil inlet, the oil-feed port of electrohydraulic servo valve (16) is connected with variable oil cylinder (15) oil outlet, and the piston rod (15-1) in the variable oil cylinder (15) is connected with hydraulic pump motor (13).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101368852A CN101337499A (en) | 2008-08-08 | 2008-08-08 | Vehicle braking kinetic-energy regeneration device |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2008101368852A CN101337499A (en) | 2008-08-08 | 2008-08-08 | Vehicle braking kinetic-energy regeneration device |
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| CN101337499A true CN101337499A (en) | 2009-01-07 |
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| CNA2008101368852A Pending CN101337499A (en) | 2008-08-08 | 2008-08-08 | Vehicle braking kinetic-energy regeneration device |
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Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102371982A (en) * | 2010-08-11 | 2012-03-14 | 罗伯特·博世有限公司 | Braking system for vehicles |
| CN102529671A (en) * | 2012-02-22 | 2012-07-04 | 苏州蓝奥汽车科技有限公司 | Double-power passenger vehicle hydraulic controller with constant-pressure speed regulating device |
| CN102529708A (en) * | 2012-02-22 | 2012-07-04 | 苏州蓝奥汽车科技有限公司 | Double-power, energy-saving and emission-reducing urban motor coach |
| CN102582410A (en) * | 2012-02-06 | 2012-07-18 | 苏州奥特蓝塑胶科技有限公司 | Multifunctional dual-power energy-saving and emission-reducing device for vehicle |
| CN102874087A (en) * | 2011-07-11 | 2013-01-16 | 林德材料处理有限责任公司 | Drive train of a mobile machine |
| CN103042602A (en) * | 2012-12-27 | 2013-04-17 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Hydraulic hybrid power concrete mixing carrier control system |
| CN103313887A (en) * | 2011-01-21 | 2013-09-18 | 丰田自动车株式会社 | Vehicle control apparatus |
| CN103359081A (en) * | 2013-08-07 | 2013-10-23 | 北京汽车股份有限公司 | Hub hydraulic pump, kinetic energy recovery and release system and vehicle |
| CN103754104A (en) * | 2014-01-27 | 2014-04-30 | 徐工集团工程机械股份有限公司 | Hydraulic hybrid power vehicle |
| CN104454683A (en) * | 2014-11-13 | 2015-03-25 | 浙江大学 | Novel hydraulic transformer based on liquid capacitance energy storage |
| CN104590018A (en) * | 2015-02-16 | 2015-05-06 | 徐州重型机械有限公司 | Crane climbing-assisted control method, control system and climbing-assisted system |
| CN104709084A (en) * | 2015-03-09 | 2015-06-17 | 福建工程学院 | Automobile hydraulic start/stop system |
| CN104859434A (en) * | 2015-04-28 | 2015-08-26 | 同济大学 | Power transmission system for energy storage type two-stage hydraulic-control vehicle |
| CN104879349A (en) * | 2015-04-13 | 2015-09-02 | 徐州重型机械有限公司 | Hydraulic system for energy recovery and utilization and engineering machinery vehicle |
| CN105134578A (en) * | 2015-07-30 | 2015-12-09 | 徐州重型机械有限公司 | Plunger pump with energy recycling function |
| CN105216602A (en) * | 2014-11-12 | 2016-01-06 | 徐州重型机械有限公司 | A kind of hybrid power application process and system |
| CN106351888A (en) * | 2016-11-24 | 2017-01-25 | 力源液压（苏州）有限公司 | Hydraulic secondary element of swash plate type |
| CN108367745A (en) * | 2015-12-14 | 2018-08-03 | 罗伯特·博世有限公司 | Disengage method, the braking system of vehicle, its control device and the vehicle with it of the first brake apparatus that electro-motor actuates |
| CN109080613A (en) * | 2018-07-20 | 2018-12-25 | 燕山大学 | A kind of hydraulic regenerative braking device, braking method and system |
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| CN102371982A (en) * | 2010-08-11 | 2012-03-14 | 罗伯特·博世有限公司 | Braking system for vehicles |
| CN103313887B (en) * | 2011-01-21 | 2016-03-23 | 丰田自动车株式会社 | Controller of vehicle |
| CN103313887A (en) * | 2011-01-21 | 2013-09-18 | 丰田自动车株式会社 | Vehicle control apparatus |
| CN109484377A (en) * | 2011-06-09 | 2019-03-19 | 大众汽车有限公司 | Method for running the transport facility with electric driver |
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| CN102874087A (en) * | 2011-07-11 | 2013-01-16 | 林德材料处理有限责任公司 | Drive train of a mobile machine |
| CN102582410A (en) * | 2012-02-06 | 2012-07-18 | 苏州奥特蓝塑胶科技有限公司 | Multifunctional dual-power energy-saving and emission-reducing device for vehicle |
| CN102582410B (en) * | 2012-02-06 | 2015-10-21 | 安徽蓝奥汽车科技有限公司 | Multifunctional dual energy-saving emission-reducing apparatus |
| CN102529671B (en) * | 2012-02-22 | 2015-06-03 | 安徽蓝奥汽车科技有限公司 | Double-power passenger vehicle hydraulic controller with constant-pressure speed regulating device |
| CN102529708A (en) * | 2012-02-22 | 2012-07-04 | 苏州蓝奥汽车科技有限公司 | Double-power, energy-saving and emission-reducing urban motor coach |
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| CN103042602B (en) * | 2012-12-27 | 2015-05-20 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Hydraulic hybrid power concrete mixing carrier control system |
| CN103042602A (en) * | 2012-12-27 | 2013-04-17 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Hydraulic hybrid power concrete mixing carrier control system |
| CN103359081A (en) * | 2013-08-07 | 2013-10-23 | 北京汽车股份有限公司 | Hub hydraulic pump, kinetic energy recovery and release system and vehicle |
| CN103359081B (en) * | 2013-08-07 | 2016-05-18 | 北京汽车研究总院有限公司 | A kind of wheel limit hydraulic pump, recover kinetic energy delivery system and vehicle |
| CN103754104A (en) * | 2014-01-27 | 2014-04-30 | 徐工集团工程机械股份有限公司 | Hydraulic hybrid power vehicle |
| CN105216602B (en) * | 2014-11-12 | 2018-05-18 | 徐州重型机械有限公司 | A kind of hybrid power application process and system |
| CN105216602A (en) * | 2014-11-12 | 2016-01-06 | 徐州重型机械有限公司 | A kind of hybrid power application process and system |
| CN104454683A (en) * | 2014-11-13 | 2015-03-25 | 浙江大学 | Novel hydraulic transformer based on liquid capacitance energy storage |
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| CN104709084B (en) * | 2015-03-09 | 2017-03-08 | 福建工程学院 | A kind of automobile hydraulic start stop system |
| CN104879349A (en) * | 2015-04-13 | 2015-09-02 | 徐州重型机械有限公司 | Hydraulic system for energy recovery and utilization and engineering machinery vehicle |
| CN104879349B (en) * | 2015-04-13 | 2017-03-29 | 徐州重型机械有限公司 | For energy regenerating and the hydraulic system for utilizing and engineering machinery vehicle |
| CN104859434B (en) * | 2015-04-28 | 2018-08-28 | 同济大学 | A kind of accumulation energy type twin-stage hydraulic control power train in vehicle application transmission system |
| CN104859434A (en) * | 2015-04-28 | 2015-08-26 | 同济大学 | Power transmission system for energy storage type two-stage hydraulic-control vehicle |
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