CN202130300U - Flywheel energy storage hydraulic driving device of hybrid power vehicle - Google Patents
Flywheel energy storage hydraulic driving device of hybrid power vehicle Download PDFInfo
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- CN202130300U CN202130300U CN201120235061U CN201120235061U CN202130300U CN 202130300 U CN202130300 U CN 202130300U CN 201120235061 U CN201120235061 U CN 201120235061U CN 201120235061 U CN201120235061 U CN 201120235061U CN 202130300 U CN202130300 U CN 202130300U
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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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- 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
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Abstract
A flywheel energy storage hydraulic driving device of a hybrid power vehicle belongs to driving devices of hybrid power vehicles. An engine is connected with a hydraulic variable pump through a first clutch, an oil outlet of the hydraulic variable pump is connected with an oil inlet of a first one-way valve, an oil outlet of the first one-way valve is connected with an oil outlet of a first hydraulic pump motor, an oil outlet of a second one-way valve, an oil port of a hydraulic accumulator and an oil outlet of a second hydraulic pump motor, an oil inlet of the hydraulic variable pump is connected with an oil inlet of the first hydraulic pump motor, an oil outlet of a third one-way valve and an oil inlet of the second hydraulic pump motor, an output shaft of the first hydraulic pump motor is connected with an input end of a speed increaser through a second clutch, an output end of the speed increaser is connected with an inertial flywheel, oil inlets of the second one-way valve and the third one-way valve are connected with an oil tank, an output shaft of the second hydraulic pump motor is connected with an input end of a rear axle through a third clutch, and the rear axle is connected with wheels. The flywheel energy storage hydraulic driving device is high in braking energy recovery rate and reliability and remarkable in energy-saving effect.
Description
Technical field
The utility model relates to a kind of actuating device of motor vehicle driven by mixed power, particularly a kind of actuating device of flywheel energy storage hydraulic hybrid power vehicles.
Background technology
The hybrid power technology is considered to one of effective scheme that solves energy shock and problem of environmental pollution.The energy storing device of motor vehicle driven by mixed power mainly contains storage battery, super capacitor, fuel cell, inertial flywheel and hydraulic accumulator etc.Wherein, the power density of hydraulic accumulator is maximum, and the power density of storage battery is minimum.Storage battery and high speed flywheel energy density are bigger, and the energy density of hydraulic accumulator and super capacitor is less.Compare with other several kinds of energy-storage travelling wave tubes, the efficient of storage battery, exoergic degree and life-span all are minimum.Hydraulic accumulator, accumulated energy flywheel can not cause chemical pollution to environment when discarded as storage battery, in energy-storage travelling wave tube, its environmental-protecting performance is best.The efficient of super capacitor, exoergic degree and environmental-protecting performance are good, but its technology maturation degree is relatively low.For the occasion of low power density and high-energy-density requirement, lead-acid battery is relatively more suitable; For the occasion that power density has higher requirements, hydraulic accumulator, flywheel and super capacitor will become first-selection.Do not limited its application to a certain extent but the efficient of super capacitor, price and technology be overripened.The energy density of inertial flywheel and power density are all bigger, are highly suitable for medium and heavy vehicle and special vehicle.
The utility model content
The purpose of the utility model is to provide a kind of: the braking energy percent recovery is high, reliability is high, the actuating device of Remarkable Energy Saving flywheel energy storage hydraulic hybrid power vehicles.
The purpose of the utility model is achieved in that the utility model is made up of driving engine, first clutch, second clutch, three-clutch, hydraulic variable displacement pump, first check valve, second check valve, the 3rd check valve, first hydraulic pump motor, second hydraulic pump motor, inertial flywheel group, hydraulic accumulator, wheel, back axle, fuel tank and speed increaser;
Driving engine is connected with hydraulic variable displacement pump through first clutch; The oil outlet of hydraulic variable displacement pump is connected with the oil inlet of first check valve; The oil outlet of first check valve is connected with the oil outlet of first hydraulic pump motor, the oil outlet of second check valve, the hydraulic fluid port of hydraulic accumulator and the oil outlet of second hydraulic pump motor; The oil suction of hydraulic variable displacement pump is connected with the oil suction of first hydraulic pump motor, the oil outlet of the 3rd check valve and the oil suction of second hydraulic pump motor; The output shaft of first hydraulic pump motor is connected with the input end of speed increaser through second clutch, and the mouth of speed increaser is connected with the inertial flywheel group, and the oil inlet of the oil inlet of second check valve and the 3rd check valve is connected with fuel tank; The output shaft of second hydraulic pump motor is connected with the input end of back axle through three-clutch, and back axle is connected with wheel.
Beneficial effect: owing to adopted such scheme, engine drive hydraulic variable displacement pump is that vehicle provides the high voltage power oil sources, and second hydraulic pump motor is through three-clutch driving rear axle and wheel, and then the driving car load.
(1) during vehicle launch, engine idle, first clutch breaks off; Inertial flywheel is that car load provides the driving energy according to the energy store status of self, and second clutch combines, and first hydraulic pump motor works in the pump operating mode; For car load provides the high voltage power oil sources; Second hydraulic pump motor works in the motor operating mode, driving rear axle, and then powered vehicle.When the rotating speed of inertial flywheel was reduced to minimum operating speed, second clutch broke off, and first clutch combines, and driving engine is that car load provides the driving energy.Under this pattern, high oil consumption when making driving engine avoid low speed, maximum discharge stage, car load efficient is higher.
When (2) normally moving, the engine drive hydraulic variable displacement pump is that vehicle provides the high voltage power oil sources.When car load goes load when low, first hydraulic pump motor works in the motor operating mode, is inertial flywheel group makeup energy through speed increaser, adjusts engine operation simultaneously in best fuel-economy district; When car load goes load when higher, like brish acceleration or climbing operating mode, second clutch combines, and first hydraulic pump motor works in the pump operating mode, and the inertial flywheel group provides auxiliary energy, with the driving engine powered vehicle.Under this pattern, driving engine works in best fuel-economy district all the time, and overall efficiency is high.
(3) brake man-hour; Second hydraulic pump motor works in the pump operating mode; Three-clutch, second clutch combine, and first clutch breaks off, and first hydraulic pump motor works in the motor operating mode; Through the braking kinetic energy of speed increaser recovery vehicle, the braking torque of second hydraulic pump motor place generation simultaneously abrupt deceleration vehicle stops.The maximum braking torque that provides when second hydraulic pump motor can not satisfy the target braking torque of complete machine, and friction braking system provides remaining brake torque.Under this pattern, the rate of braking and the number of times of transmission brake system obviously reduce.
The braking energy percent recovery is high, reliability is high, and energy-saving effect is remarkable, has reached the purpose of the utility model.
The advantage of the utility model: adopt the secondary adjusting hydrostatic driving system to substitute orthodox car complicated mechanical driving device; Realize full hydraulic drive; Use the inertial flywheel group to reclaim the braking kinetic energy of vehicle, in the starting of vehicle and accelerator, auxiliary power is provided, the tractive performance and the fuel economy of raising vehicle as energy storing device; Reduce discharge of harmful gases, improve the service life of parts such as driving engine and brake gear.Also have infinite variable speed meticulous speed setting, handling strong and reliability advantages of higher simultaneously.
Description of drawings
Fig. 1 is the constructional drawing of flywheel energy storage hydraulic hybrid power vehicles.
Among the figure, 1, driving engine; 2, first clutch; 3, hydraulic variable displacement pump; 4, first check valve; 5, first hydraulic pump motor; 6, second clutch; 7, inertial flywheel group; 8, second check valve; 9, hydraulic accumulator; 10, wheel; 11, back axle; 12, three-clutch; 13, second hydraulic pump motor; 14, fuel tank; 15, the 3rd check valve; 16, speed increaser.
The specific embodiment
Explain below in conjunction with embodiment and accompanying drawing:
Embodiment 1: this actuating device is made up of driving engine 1, first clutch 2, second clutch 6, three-clutch 12, hydraulic variable displacement pump 3, first check valve 4, second check valve, 8 the 3rd check valves 15, first hydraulic pump motor 5, second hydraulic pump motor 13, inertial flywheel group 7, hydraulic accumulator 9, wheel 10, back axle 11, fuel tank 14 and speed increaser 16.
The engine drive hydraulic variable displacement pump is that vehicle provides the high voltage power oil sources, and second hydraulic pump motor is through three-clutch driving rear axle and wheel, and then the driving car load.
(1) during vehicle launch, engine idle, first clutch breaks off; Inertial flywheel is that car load provides the driving energy according to the energy store status of self, and second clutch combines, and first hydraulic pump motor works in the pump operating mode; For car load provides the high voltage power oil sources; Second hydraulic pump motor works in the motor operating mode, driving rear axle, and then powered vehicle.When the rotating speed of inertial flywheel was reduced to minimum operating speed, second clutch broke off, and first clutch combines, and driving engine is that car load provides the driving energy.Under this pattern, high oil consumption when making driving engine avoid low speed, maximum discharge stage, car load efficient is higher.
When (2) normally moving, the engine drive hydraulic variable displacement pump is that vehicle provides the high voltage power oil sources.When car load goes load when low, first hydraulic pump motor works in the motor operating mode, is inertial flywheel group makeup energy through speed increaser, adjusts engine operation simultaneously in best fuel-economy district; When car load goes load when higher, like brish acceleration or climbing operating mode, second clutch combines, and first hydraulic pump motor works in the pump operating mode, and the inertial flywheel group provides auxiliary energy, with the driving engine powered vehicle.Under this pattern, driving engine works in best fuel-economy district all the time, and overall efficiency is high.
(3) brake man-hour; Second hydraulic pump motor works in the pump operating mode; Three-clutch, second clutch combine, and first clutch breaks off, and first hydraulic pump motor works in the motor operating mode; Through the braking kinetic energy of speed increaser recovery vehicle, the braking torque of second hydraulic pump motor place generation simultaneously abrupt deceleration vehicle stops.The maximum braking torque that provides when second hydraulic pump motor can not satisfy the target braking torque of complete machine, and friction braking system provides remaining brake torque.Under this pattern, the rate of braking and the number of times of transmission brake system obviously reduce.
Claims (1)
1. the actuating device of a flywheel energy storage hydraulic hybrid power vehicles, it is characterized in that: the utility model is made up of driving engine, first clutch, second clutch, three-clutch, hydraulic variable displacement pump, first check valve, second check valve, the 3rd check valve, first hydraulic pump motor, second hydraulic pump motor, inertial flywheel group, hydraulic accumulator, wheel, back axle, fuel tank and speed increaser;
Driving engine is connected with hydraulic variable displacement pump through first clutch; The oil outlet of hydraulic variable displacement pump is connected with the oil inlet of first check valve; The oil outlet of first check valve is connected with the oil outlet of first hydraulic pump motor, the oil outlet of second check valve, the hydraulic fluid port of hydraulic accumulator and the oil outlet of second hydraulic pump motor; The oil suction of hydraulic variable displacement pump is connected with the oil suction of first hydraulic pump motor, the oil outlet of the 3rd check valve and the oil suction of second hydraulic pump motor; The output shaft of first hydraulic pump motor is connected with the input end of speed increaser through second clutch, and the mouth of speed increaser is connected with the inertial flywheel group, and the oil inlet of the oil inlet of second check valve and the 3rd check valve is connected with fuel tank; The output shaft of second hydraulic pump motor is connected with the input end of back axle through three-clutch, and back axle is connected with wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120235061U CN202130300U (en) | 2011-06-29 | 2011-06-29 | Flywheel energy storage hydraulic driving device of hybrid power vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120235061U CN202130300U (en) | 2011-06-29 | 2011-06-29 | Flywheel energy storage hydraulic driving device of hybrid power vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN202130300U true CN202130300U (en) | 2012-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201120235061U Expired - Fee Related CN202130300U (en) | 2011-06-29 | 2011-06-29 | Flywheel energy storage hydraulic driving device of hybrid power vehicle |
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| CN (1) | CN202130300U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795092A (en) * | 2012-08-02 | 2012-11-28 | 徐工集团工程机械股份有限公司 | Power distribution hydraulic hybrid power drive device and vehicle |
| CN102897012A (en) * | 2012-09-28 | 2013-01-30 | 杭州电子科技大学 | Hybrid power loop based on machine-hydraulic joint energy regeneration |
| CN103010187A (en) * | 2012-12-03 | 2013-04-03 | 浙江工业大学 | Regenerative braking energy recovery system of serial hydraulic electric vehicle |
| 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 |
| CN104963903A (en) * | 2015-04-12 | 2015-10-07 | 吉林大学 | Hydraulic flywheel accumulator system based on largest energy accumulation rate, and control method thereof |
| CN105564395A (en) * | 2016-02-29 | 2016-05-11 | 浙江吉利汽车研究院有限公司 | Series connection type hydraulic automobile regenerative braking energy recycling system |
| CN106976394A (en) * | 2017-03-27 | 2017-07-25 | 吉林大学 | A kind of machine liquid energy composite energy recovery system based on flywheel and accumulator |
| CN107061670A (en) * | 2015-11-16 | 2017-08-18 | 熵零股份有限公司 | A kind of energy adjustment system |
| CN113580912A (en) * | 2021-09-07 | 2021-11-02 | 浙江大学 | Series-type electro-hydraulic hybrid power system |
| CN113700686A (en) * | 2021-09-02 | 2021-11-26 | 浙江大学 | Electricity-machinery-hydraulic pressure hybrid energy storage unit |
| CN113738711A (en) * | 2021-09-02 | 2021-12-03 | 浙江大学 | Electro-hydrostatic-flywheel hybrid energy storage unit |
| CN113757194A (en) * | 2021-09-01 | 2021-12-07 | 浙江大学 | Series-type electro-hydraulic hybrid energy storage unit |
-
2011
- 2011-06-29 CN CN201120235061U patent/CN202130300U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795092B (en) * | 2012-08-02 | 2015-02-18 | 徐工集团工程机械股份有限公司 | Power distribution hydraulic hybrid power drive device and vehicle |
| CN102795092A (en) * | 2012-08-02 | 2012-11-28 | 徐工集团工程机械股份有限公司 | Power distribution hydraulic hybrid power drive device and vehicle |
| CN102897012A (en) * | 2012-09-28 | 2013-01-30 | 杭州电子科技大学 | Hybrid power loop based on machine-hydraulic joint energy regeneration |
| CN102897012B (en) * | 2012-09-28 | 2015-09-02 | 杭州电子科技大学 | A kind of hybrid power loop based on machine liquid associating energy regeneration |
| CN103010187A (en) * | 2012-12-03 | 2013-04-03 | 浙江工业大学 | Regenerative braking energy recovery system of serial hydraulic electric vehicle |
| 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 |
| CN104963903A (en) * | 2015-04-12 | 2015-10-07 | 吉林大学 | Hydraulic flywheel accumulator system based on largest energy accumulation rate, and control method thereof |
| CN107061670A (en) * | 2015-11-16 | 2017-08-18 | 熵零股份有限公司 | A kind of energy adjustment system |
| CN105564395A (en) * | 2016-02-29 | 2016-05-11 | 浙江吉利汽车研究院有限公司 | Series connection type hydraulic automobile regenerative braking energy recycling system |
| CN106976394A (en) * | 2017-03-27 | 2017-07-25 | 吉林大学 | A kind of machine liquid energy composite energy recovery system based on flywheel and accumulator |
| CN106976394B (en) * | 2017-03-27 | 2019-02-19 | 吉林大学 | A kind of machine liquid energy composite energy recovery system based on flywheel and accumulator |
| CN113757194A (en) * | 2021-09-01 | 2021-12-07 | 浙江大学 | Series-type electro-hydraulic hybrid energy storage unit |
| CN113700686A (en) * | 2021-09-02 | 2021-11-26 | 浙江大学 | Electricity-machinery-hydraulic pressure hybrid energy storage unit |
| CN113738711A (en) * | 2021-09-02 | 2021-12-03 | 浙江大学 | Electro-hydrostatic-flywheel hybrid energy storage unit |
| CN113738711B (en) * | 2021-09-02 | 2024-06-04 | 浙江大学 | Hybrid energy storage unit of electrostatic liquid and flywheel |
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120201 Termination date: 20160629 |
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| CF01 | Termination of patent right due to non-payment of annual fee |