CN102602274B - Electro-hydraulic proportional hybrid energy recovery control system for motor vehicle - Google Patents
Electro-hydraulic proportional hybrid energy recovery control system for motor vehicle Download PDFInfo
- Publication number
- CN102602274B CN102602274B CN201210087548.5A CN201210087548A CN102602274B CN 102602274 B CN102602274 B CN 102602274B CN 201210087548 A CN201210087548 A CN 201210087548A CN 102602274 B CN102602274 B CN 102602274B
- Authority
- CN
- China
- Prior art keywords
- valve
- communicated
- pressure
- proportional
- pump
- 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.)
- Active
Links
Classifications
-
- 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
-
- 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
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
Abstract
The invention relates to an electro-hydraulic proportional hybrid energy recovery control system for a motor vehicle, in particular to equipment of electro-hydraulic proportional hybrid energy recovery control system for the motor vehicle. A first pump is respectively communicated with a first energy accumulator, a fourth cartridge valve and a first one-way valve. A second cartridge valve is communicated with a pressure-compensated valve which is communicated with a proportional cartridge valve, a first electromagnetic ball valve is communicated with a spring cavity of the first cartridge valve, a sequence valve is communicated with a spring cavity of a third cartridge valve and a third electromagnetic ball valve, a third one-way valve is communicated with a fourth pump, a spring cavity of the fourth cartridge valve is communicated with a direct-acting overflow valve and a proportional overflow valve, and the other end of each of the four pumps is communicated with a hydraulic oil tank. The system has the advantages of simple structure, usage of the cartridge valves, high integration, small size, freeness of leakage, stability and reliability in operation, stability in operation of the vehicle, reduction of air pollution and wide application.
Description
Technical field
The present invention relates to a kind of power actuated vehicle electric-hydraulic proportion hybrid power energy recovery control system, the particularly equipment of power actuated vehicle electric-hydraulic proportion hybrid power energy recovery control system.
Background technology
At present, mobile engineering vehicle and vehicular traffic are to adopt combustion engine mechanical transferring power mostly, and waste of power is high, and braking energy accounts for 43% of gross energy in Vehicle Driving Cycle process conventionally, and this part energy is all wasted on orthodox car.Vehicle, when starting, needs larger moment output, discharges a large amount of tail gas, causes aerial contamination, and when stopping, the kinetic transformation of its operation is that heat energy discharges, and causes energy dissipation.Existing hybrid power system has employing electricity mixed power, adopt the unnecessary energy of battery stores, but the life-span of storage battery is shorter, and price is also higher, and the processing cost of used and scrapped battery is also higher; In current research, also there is the system that adopts hydraulic hybrid, but be all to adopt plate switch valve, volume weight is larger, has increased the weight of car load, also easy external leakage, cause highway to pollute, flow control inaccuracy, uniform rotation that can not control pump, particularly occurs when uphill starting that car speed is not easy to control, easily there is the situation to preshoot, finally realize the needed speed of vehicle smooth starting.
Summary of the invention
Object of the present invention, be to provide a kind of power actuated vehicle electric-hydraulic proportion hybrid power energy recovery control system, it is to adopt electro-hydraulic proportion cartridge valve to combine with integration hydraulic control system, recover kinetic energy during by motor vehicle brake is converted into hydraulic energy and stores, control mobile engineering vehicle and vehicular traffic starting, accelerate, at the uniform velocity with the hydraulic control system of slowing down, use with driving engine cooperation, realize the stable and starting of power actuated vehicle steadily and the manageable object of speed.
Power actuated vehicle electric-hydraulic proportion hybrid power energy recovery control system of the present invention takes following technical scheme to realize: it is by four pumps, pressure-compensated valve, proportional cartridge valve, three Solenoid ball valves, direct-acting overflow valve, proportional pressure control valve, four inserted valves, four check valves, three energy storages and pressure relay form, and number one pump is communicated with respectively number one energy storage, No. four inserted valve and number one check valve, the number one check valve other end is communicated with respectively pressure relay, No. second inserted valve, No. second energy storage, No. second check valve and No. second Solenoid ball valve, No. second Solenoid ball valve is communicated with the spring cavity of No. second inserted valve, and No. second inserted valve is communicated with pressure-compensated valve, and pressure-compensated valve is communicated with proportional cartridge valve, and proportional cartridge valve is communicated with respectively number one inserted valve, pressure-compensated valve, No. second pump and number one Solenoid ball valve, number one Solenoid ball valve is communicated with the spring cavity of number one inserted valve, and No. second the check valve other end is communicated with No. three inserted valve one end, and No. three the inserted valve other end is communicated with respectively energy storage No. three, No. three check valve, No. four check valve and sequence valve, sequence valve is communicated with spring cavity and No. three Solenoid ball valve of No. three inserted valve, No. three check valve is communicated with No. four pump, No. four check valve is communicated with No. three pump, the spring cavity of No. four inserted valve is communicated with direct-acting overflow valve and proportional pressure control valve, and the other end of four pumps is communicated with respectively hydraulic reservoir.Recover kinetic energy while reaching motor vehicle brake is converted into hydraulic energy and stores, and realizes the stable and starting of power actuated vehicle steadily and the manageable effect of speed.
While using operation, after engine start, drive the dry run of number one pump, proportional pressure control valve is in unloading condition, system is interior without pressure, direct-acting overflow valve is as security of system valve, automatic given proportional pressure control valve electric signal after normal operation certain hour, number one energy storage plays the effect that absorbs noise, and hydraulic oil enters No. second energy storage by number one check valve and starts accumulation of energy, reaches after the pressure of setting, complete accumulation of energy process, pressure relay sender, proportional pressure control valve cuts off electric signal, and number one pump proceeds to dry run state.During vehicle start, No. second Solenoid ball valve obtains electric, hydraulic oil enters proportional cartridge valve by pressure-compensated valve, with electronics foot-operated switch control ratio inserted valve, depresses switch certain angle, be equivalent to the certain electric signal of given proportional cartridge valve, the openings of sizes of controllable valve, and then the flow of control passing ratio inserted valve, can control No. second pump and rotate, by power-transfer clutch, drive vehicle gear box to turn round, vehicle advances.The pressure reduction that pressure-compensated valve can be realized before and after proportional cartridge valve is constant, thereby guarantees the constant flow of passing ratio inserted valve, and in the situation that foot-operated switch signal is constant, no matter vehicle is level land is advanced or climbs and can at the uniform velocity advance; When vehicle is driven in the wrong direction, number one Solenoid ball valve obtains electric, and number one inserted valve is opened, and when No. second pump is subject to load against transmission, can freely rotate.In car retardation when operation,, the switching by power-transfer clutch is turned round No. four pump, and hydraulic oil is to accumulation of energy in No. three energy storage, while reaching the setting pressure of sequence valve, hydraulic oil is to accumulation of energy in No. second energy storage, the effect that start-up energy reclaims, during vehicle start, system can realize energy recycling.When driving engine stops working for some reason, use the electricity storing in storage battery to drive No. three pump running, to system, for hydraulic oil, can make vehicle short range drive to safety zone.
The effect of power actuated vehicle electric-hydraulic proportion hybrid power energy recovery control system of the present invention is simple in structure, adopt inserted valve, integrated level is high, and external form volume is little, without revealing, operation is controlled accurately easy, and working stability is reliable, and vehicle operating is steady, there is high efficiency and energy efficient, reduce aerial contamination, reduce vehicle operating cost, be widely used in power actuated vehicle electric-hydraulic proportion hybrid power energy recovery control system.
Accompanying drawing explanation
Power actuated vehicle electric-hydraulic proportion hybrid power energy recovery control system of the present invention will be described in further detail with reference to Figs..
Fig. 1 is the hydraulic structure schematic diagram of power actuated vehicle electric-hydraulic proportion hybrid power energy recovery control system of the present invention.
The specific embodiment
With reference to Fig. 1, power actuated vehicle electric-hydraulic proportion hybrid power energy recovery control system of the present invention, it is by four pumps, pressure-compensated valve 9, proportional cartridge valve 7, three Solenoid ball valves, direct-acting overflow valve 23, proportional pressure control valve 22, four inserted valves, four check valves, three energy storages and pressure relay 8 form, and number one pump 1 is communicated with respectively number one energy storage 3, No. four inserted valve 24 and number one check valve 6, number one check valve 6 other ends are communicated with respectively pressure relay 8, No. second inserted valve 11, No. second energy storage 12, No. second check valve 13 and No. second Solenoid ball valve 10, No. second Solenoid ball valve 10 is communicated with the spring cavity of No. second inserted valve 11, No. second inserted valve 11 is communicated with pressure-compensated valve 9, and pressure-compensated valve 9 is communicated with proportional cartridge valve 7, and proportional cartridge valve 7 is communicated with respectively number one inserted valve 4, pressure-compensated valve 9, No. second pump 2 and number one Solenoid ball valve 5, number one Solenoid ball valve 5 is communicated with the spring cavity of number one inserted valves 4, and No. second check valve 13 other ends are communicated with No. three inserted valve 17 one end, and No. three inserted valve 17 other ends are communicated with respectively energy storage 15 No. three, No. three check valve 18, No. four check valve 19 and sequence valve 16, sequence valve 16 is communicated with spring cavity and No. three Solenoid ball valve 14 of No. three inserted valve 17, No. three check valve 18 is communicated with No. four pump 21, No. four check valve 19 is communicated with No. three pump 20, the other end that the spring cavity of No. four inserted valve 24 is communicated with direct-acting overflow valve 23 and 22, four pumps of proportional pressure control valve is communicated with respectively hydraulic reservoir.Recover kinetic energy while reaching motor vehicle brake is converted into hydraulic energy and stores, and realizes the stable and starting of power actuated vehicle steadily and the manageable effect of speed.
The embodiment of power actuated vehicle electric-hydraulic proportion hybrid power energy recovery control system of the present invention, after engine start, drive 1 dry run of number one pump, proportional pressure control valve 22 is in unloading condition, system is interior without pressure, direct-acting overflow valve 23 is as security of system valve, automatic given proportional pressure control valve 22 electric signal after normal operation certain hour, number one energy storage 3 plays the effect that absorbs noise, hydraulic oil enters No. second energy storage 12 by number one check valve 6 and starts accumulation of energy, reach after the pressure of setting, complete accumulation of energy process, pressure relay 8 senders, proportional pressure control valve 22 cuts off electric signal, number one pump 1 proceeds to dry run state.During vehicle start, No. second Solenoid ball valve 10 obtains electric, hydraulic oil enters proportional cartridge valve 7 by pressure-compensated valve 9, with electronics foot-operated switch control ratio inserted valve 7, depresses switch certain angle, be equivalent to the certain electric signal of given proportional cartridge valve 7, the openings of sizes of controllable valve, and then the flow of control passing ratio inserted valve 7, can control No. second pump 2 and rotate, by power-transfer clutch, drive vehicle gear box to turn round, vehicle advances.It is constant that pressure-compensated valve 9 can be realized the pressure reduction of proportional cartridge valve 7 front and back, thereby guarantee the constant flow of passing ratio inserted valve 7, and in the situation that foot-operated switch signal is constant, no matter vehicle is level land is advanced or climbs and can at the uniform velocity advance; When vehicle is driven in the wrong direction, number one Solenoid ball valve 5 obtains electric, and number one inserted valve 4 is opened, and when No. second pump 2 is subject to load against transmission, can freely rotate.During car retardation operation, switching by power-transfer clutch makes No. four pump 21 runnings, hydraulic oil is to No. three interior accumulation of energy of energy storage 15, while reaching the setting pressure of sequence valve 16, hydraulic oil is to No. second interior accumulation of energy of energy storage 12, the effect that start-up energy reclaims, during vehicle start, system can realize energy recycling.When driving engine stops working for some reason, use the electricity storing in storage battery to drive No. three pump 20 runnings, to system, for hydraulic oil, can make vehicle short range drive to safety zone.
Claims (1)
1. a power actuated vehicle electric-hydraulic proportion hybrid power energy recovery control system, it is by four pumps, pressure-compensated valve (9), proportional cartridge valve (7), three Solenoid ball valves, direct-acting overflow valve (23), proportional pressure control valve (22), four inserted valves, four check valves, three energy storages and pressure relay (8) form, it is characterized in that number one pump (1) is communicated with respectively number one energy storage (3), No. four inserted valve (24) and number one check valve (6), number one check valve (6) other end is communicated with respectively pressure relay (8), No. second inserted valve (11), No. second energy storage (12), No. second check valve (13) and No. second Solenoid ball valve (10), No. second Solenoid ball valve (10) is communicated with the spring cavity of No. second inserted valve (11), No. second inserted valve (11) is communicated with pressure-compensated valve (9), pressure-compensated valve (9) is communicated with proportional cartridge valve (7), proportional cartridge valve (7) is communicated with respectively number one inserted valve (4), pressure-compensated valve (9), No. second pump (2) and number one Solenoid ball valve (5), number one Solenoid ball valve (5) is communicated with the spring cavity of number one inserted valve (4), No. second check valve (13) other end is communicated with No. three inserted valve (17) one end, No. three inserted valve (17) other end is communicated with respectively No. three energy storage (15), No. three check valve (18), No. four check valve (19) and sequence valve (16), sequence valve (16) is communicated with spring cavity and No. three Solenoid ball valve (14) of No. three inserted valve (17), No. three check valve (18) is communicated with No. four pump (21), No. four check valve (19) is communicated with No. three pump (20), the spring cavity of No. four inserted valve (24) is communicated with direct-acting overflow valve (23) and proportional pressure control valve (22), the other end of four pumps is communicated with respectively hydraulic reservoir.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210087548.5A CN102602274B (en) | 2012-03-29 | 2012-03-29 | Electro-hydraulic proportional hybrid energy recovery control system for motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210087548.5A CN102602274B (en) | 2012-03-29 | 2012-03-29 | Electro-hydraulic proportional hybrid energy recovery control system for motor vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102602274A CN102602274A (en) | 2012-07-25 |
| CN102602274B true CN102602274B (en) | 2014-04-23 |
Family
ID=46520206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210087548.5A Active CN102602274B (en) | 2012-03-29 | 2012-03-29 | Electro-hydraulic proportional hybrid energy recovery control system for motor vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102602274B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005061991A1 (en) * | 2005-12-23 | 2007-07-05 | Bosch Rexroth Aktiengesellschaft | Hydrostatic drive in particular for commercial vehicle, comprises hydro-pump for storage and recycling of energy |
| US7597172B1 (en) * | 2005-04-22 | 2009-10-06 | Parker-Hannifin Corporation | Gear box for hydraulic energy recovery |
| DE102009053702A1 (en) * | 2009-11-18 | 2011-05-19 | Robert Bosch Gmbh | Part-turn actuator with energy recovery |
| CN102114834A (en) * | 2011-02-15 | 2011-07-06 | 清华大学 | X-type pipeline layout energy feedback type hydraulic antilock brake system for electric vehicle |
| CN202541282U (en) * | 2012-03-29 | 2012-11-21 | 山东泰丰液压股份有限公司 | Device for recycling and controlling energy of electricity-liquid proportioned hybrid power of motor automobile |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6971463B2 (en) * | 2002-12-23 | 2005-12-06 | Cnh America Llc | Energy recovery system for work vehicle including hydraulic drive circuit and method of recovering energy |
-
2012
- 2012-03-29 CN CN201210087548.5A patent/CN102602274B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7597172B1 (en) * | 2005-04-22 | 2009-10-06 | Parker-Hannifin Corporation | Gear box for hydraulic energy recovery |
| DE102005061991A1 (en) * | 2005-12-23 | 2007-07-05 | Bosch Rexroth Aktiengesellschaft | Hydrostatic drive in particular for commercial vehicle, comprises hydro-pump for storage and recycling of energy |
| DE102009053702A1 (en) * | 2009-11-18 | 2011-05-19 | Robert Bosch Gmbh | Part-turn actuator with energy recovery |
| CN102114834A (en) * | 2011-02-15 | 2011-07-06 | 清华大学 | X-type pipeline layout energy feedback type hydraulic antilock brake system for electric vehicle |
| CN202541282U (en) * | 2012-03-29 | 2012-11-21 | 山东泰丰液压股份有限公司 | Device for recycling and controlling energy of electricity-liquid proportioned hybrid power of motor automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102602274A (en) | 2012-07-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202130300U (en) | Flywheel energy storage hydraulic driving device of hybrid power vehicle | |
| CN103552454B (en) | Series parallel type hydraulic hybrid vehicle power assembly system | |
| CN103010187A (en) | Regenerative braking energy recovery system of serial hydraulic electric vehicle | |
| CN103738154B (en) | The electric-hydraulic combined four-wheel-drive hybrid power system of oil and control method | |
| CN201506246U (en) | Series-parallel hydraulic hybrid vehicle | |
| CN103223849A (en) | Parallel hydraulic hybrid driving system of vehicle | |
| CN103775595A (en) | Regenerative braking stepless transmission for vehicles | |
| CN203110908U (en) | Oil-liquid hybrid power system | |
| CN203580632U (en) | Automobile hydraulic stored energy regeneration device | |
| CN201023524Y (en) | Hydraulic hybrid power bus auxiliary power steering unit | |
| CN109094350B (en) | Electrohydraulic hybrid power transmission system | |
| CN202345361U (en) | Double-axle drive unit of electrohydraulic composite hybrid power vehicles | |
| Sun et al. | A novel fixed displacement Electric-Hydraulic Hybrid (EH2) drivetrain for city vehicles | |
| CN202541282U (en) | Device for recycling and controlling energy of electricity-liquid proportioned hybrid power of motor automobile | |
| CN204870572U (en) | Electric automobile in -wheel motor energy recuperation device | |
| CN102602274B (en) | Electro-hydraulic proportional hybrid energy recovery control system for motor vehicle | |
| CN103359081B (en) | A kind of wheel limit hydraulic pump, recover kinetic energy delivery system and vehicle | |
| CN201786815U (en) | Oil recharging device for hydraulic hybrid power system | |
| RU103516U1 (en) | RECUPERATOR | |
| CN103009987B (en) | A kind of parallel hydraulic battery-driven car regenerative braking energy reclaiming system | |
| CN103738180B (en) | Utilize vehicle sliding power automatic energy accumulating energy conserving system | |
| CN203126501U (en) | Hybrid engineering transport vehicle | |
| CN202966273U (en) | Parallel-connection hydraulic regenerative braking energy recovery system of electromobile | |
| CN202345360U (en) | Hydrostatic transmission hybrid power drive apparatus based on hydraulic transformer vehicles | |
| CN202965985U (en) | Parallel-connection hydraulic regenerative braking energy recovery system of electromobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 272025, triumph Road, 66 hi tech Zone, Shandong, Jining Patentee after: Shandong Taifeng intelligent control Limited by Share Ltd Address before: 272025, triumph Road, 66 hi tech Zone, Shandong, Jining Patentee before: Shandong Taifeng Hydraulic Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |