CN102390251A - Hybrid vehicle two-kinetic-source engaging and disengaging system - Google Patents
Hybrid vehicle two-kinetic-source engaging and disengaging system Download PDFInfo
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- CN102390251A CN102390251A CN2011102376082A CN201110237608A CN102390251A CN 102390251 A CN102390251 A CN 102390251A CN 2011102376082 A CN2011102376082 A CN 2011102376082A CN 201110237608 A CN201110237608 A CN 201110237608A CN 102390251 A CN102390251 A CN 102390251A
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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
The invention relates to a hybrid vehicle two-kinetic-source engaging and disengaging system, which comprises an engaging and disengaging execution oil cylinder which is communicated with two kinetic sources, wherein the two kinetic sources comprise an engine steering booster oil pump and an electric steering oil pump, wherein both a hydraulic oil output port of the engine steering booster oil pump and a hydraulic oil output port of the electric steering oil pump are communicated with a hydraulic oil input port of the engaging and disengaging execution oil cylinder. The hybrid vehicle two-kinetic-source engaging and disengaging system adopting the above structure utilizes the electric steering oil pump when an engine does not work and utilizes the steering booster oil pump of the engine when the engine works, so the failure risk of an automatic engaging and disengaging hydraulic system can be reduced, the loss of the energy which is transformed between the engine mechanical energy and the electric steering boosting system mechanical energy can be reduced relative to the situation that only a single kinetic source of the electric steering oil pump is utilized, and the economic performance of the engaging and disengaging system can be improved. The hybrid vehicle two-kinetic-source engaging and disengaging system ahs a simple structure, low cost and a wide application range.
Description
Technical field
The present invention relates to the hybrid vehicle technical field, particularly hybrid vehicle transmission of power and separation control device technical field specifically are meant a kind of hybrid vehicle dual power source clutch system.
Background technology
In the clutch system of existing hybrid-power bus; The employing manual clutch system that has (be traditional clutch for clutch control mode: pure mechanical power clutch, with the clutch of pneumatic or hydraulic booster system); The independent automatic clutch system of self-powered source of the employing that has and controller (with the automatic gear shifting system collaborative work); The employing electromagnetic clutch system that also has, these clutch systems respectively have its advantage and adaptation field.
Above-mentioned clutch system mainly is to be applied to light-duty hybrid power and medium-sized motor vehicle driven by mixed power, perhaps pure electric vehicle, and its driving engine (or motorized power-assisted clutch system) is in normal mode of operation always.Working strategies for the power and the energy system of plug-in heavy motor vehicle driven by mixed power; There is the shortcoming of following aspect in above-mentioned clutch system: 1, plug-in heavy motor vehicle driven by mixed power has two main propulsions source (driving engine, drive motor); The two can not worked simultaneously; Originally relied on the clutch force aid system of engine power behind engine off, can not use again in other words; If adopt normality motorized power-assisted clutch system, the propulsion source of former clutch force aid system just can't use (the clutch power-assisted oil pump of having removed driving engine in the scheme that has in the prior art) after engine operation so; 2, for traditional clutch system; Half-clutch state when vehicle start is controlled by the chaufeur by touch; And the design of general motor vehicle driven by mixed power (or pure TV university crust) is the drive motor starting, generally directly starts vehicle without driving engine, so there is not half-clutch function in its automatic clutch system.3, the steering boost system of general motor vehicle driven by mixed power or pure motor vehicle is what to separate with the clutch force aid system, and its propulsion source is respectively arranged, and has caused the waste of system cost and the reduction of system effectiveness to a certain extent.
Summary of the invention
The objective of the invention is to have overcome above-mentioned shortcoming of the prior art, provide a kind of clutch force aid system and power steering system propulsion source are merged, reduced system component; And can reasonably use driving engine subsidiary steering boost system and motorized steering boost system; Reduce the risk of using single hydraulic booster system, simultaneously, add half-clutch automatic guidance function; Vehicle all possessed stop the starting function under pure power mode and engine drive pattern; Simple in structure, with low cost, field of application is hybrid vehicle dual power source clutch system comparatively widely.
In order to realize above-mentioned purpose, hybrid vehicle dual power source automatic clutch system of the present invention has following formation:
This hybrid vehicle dual power source clutch system comprises clutch execution oil cylinder; Described clutch is carried out oil cylinder and is communicated with dual power source; Described dual power source comprises driving engine steering pump and electric powered steering oil pump; The hydraulic oil input port of described driving engine steering pump and electric powered steering oil pump all is communicated with oil can; The hydraulic oil delivery port of described driving engine steering pump and electric powered steering oil pump all is communicated with the hydraulic oil input port that oil cylinder is carried out in described clutch, and the hydraulic oil delivery port that oil cylinder is carried out in described clutch is communicated with described oil can.
In this hybrid vehicle dual power source clutch system; The hydraulic oil delivery port of described driving engine steering pump and electric powered steering oil pump all order is communicated with the hydraulic oil input port that oil cylinder is carried out in described clutch through first electromagnetic valve and oil pressure sensor; Described hybrid vehicle dual power source clutch system has the automatic clutch control device, and described first electromagnetic valve all is connected described automatic clutch control device through control line with oil pressure sensor.
In this hybrid vehicle dual power source clutch system, described automatic clutch control device is the automatic clutch control device with half-clutch controllable function.
In this hybrid vehicle dual power source clutch system; The hydraulic oil delivery port of described driving engine steering pump and electric powered steering oil pump is communicated with described first electromagnetic valve through limiting valve, and described limiting valve is in order to limit the maximum oil pressure that arrives first electromagnetic valve.The delivery pressure of described limiting valve is 7MPa.
In this hybrid vehicle dual power source clutch system; Described hybrid vehicle dual power source clutch system also comprises hydraulic control one-way valve; The hydraulic oil delivery port of described driving engine steering pump and electric powered steering oil pump is through the hydraulic oil input port of the outer power steering of described this hybrid vehicle dual power source clutch system of hydraulic control one-way valve connection, and the hydraulic oil delivery port of described power steering is communicated with described oil can.The conducting pressure of described hydraulic control one-way valve is 7.5MPa.
In this hybrid vehicle dual power source clutch system; Described hybrid vehicle dual power source clutch system also comprises the 3rd electromagnetic valve; Described the 3rd electromagnetic valve is communicated with the two ends of described hydraulic control one-way valve, and described the 3rd electromagnetic valve connects described automatic clutch control device through control line.
In this hybrid vehicle dual power source clutch system; Described hybrid vehicle dual power source clutch system also comprises adjustable throttling; The hydraulic oil input port of described adjustable throttling is communicated with the hydraulic oil delivery port of described first electromagnetic valve; The hydraulic oil delivery port of described adjustable throttling is communicated with described power steering hydraulic oil delivery port through one second electromagnetic valve, and described second electromagnetic valve connects described automatic clutch control device through control line.
In this hybrid vehicle dual power source clutch system, the hydraulic oil delivery port of described driving engine steering pump and electric powered steering oil pump is connected with check valve respectively.
In this hybrid vehicle dual power source clutch system, the difference of the high output pressure of hydraulic oil of high output pressure of the hydraulic oil of described driving engine steering pump and electric powered steering oil pump is not more than 0.5MPa.
Adopted the hybrid vehicle dual power source clutch system of this invention; Its clutch is carried out oil cylinder and is communicated with dual power source; This dual power source comprises driving engine steering pump and electric powered steering oil pump; When driving engine is not worked, use the electric powered steering oil pump, the clutch power-assisted oil pump that when engine operation, uses driving engine to carry.It is advantageous that: the risk that, has reduced the automatic clutch hydraulic system fails; Two, the steering pump that directly uses driving engine to carry; (the driving engine electricity can be stored in the battery relatively only to use the single power source situation of motorized power steerig pump; Battery becomes the energy source of electric powered steering oil pump; There is efficiency in switching process), reduced the energy conversion loss between engine mechanical ability and the motorized steering boost system mechanical energy, improved the economy of clutch system.The merging of clutch force aid system and power steering system propulsion source has reduced system component simultaneously, has improved system effectiveness.In addition, through devices such as automatic clutch control device, sensor, control cock, clutch system of the present invention can accurately be realized the separation of power-transfer clutch, thereby and carries out closed loop control through pressure sensor and realize half-clutch control.Can guarantee when realizing clutch action, not influence the servo-steering function through hydraulic control one-way valve etc. simultaneously.Use half-clutch function can improve the reliability of driver for vehicle; Adopt hydraulic efficiency pressure system can easily realize separating controlling for the power-transfer clutch of heavy-duty vehicle; Adopt ripe hydraulic control assembly and pipeline, on the basis that guarantees reliability, effectively reduce the operation and maintenance cost.
Description of drawings
Fig. 1 is the structural representation of hybrid vehicle dual power source clutch system of the present invention.
The specific embodiment
In order more to be expressly understood technology contents of the present invention, the special following examples of lifting specify.
See also shown in Figure 1ly, be the structural representation of hybrid vehicle dual power source clutch system of the present invention.
In one embodiment; This hybrid vehicle dual power source clutch system comprises clutch execution oil cylinder and automatic clutch control device (not shown); The nominal drive pressure design that oil cylinder is carried out in this clutch is 6.5～7MPa; Clutch is carried out oil cylinder and is communicated with dual power source; Described dual power source comprises driving engine steering pump and electric powered steering oil pump; The hydraulic oil input port of described driving engine steering pump and electric powered steering oil pump all is communicated with oil can; The hydraulic oil delivery port that oil cylinder is carried out in described clutch is communicated with described oil can, and the hydraulic oil delivery port of described driving engine steering pump and electric powered steering oil pump all order is communicated with the hydraulic oil input port that oil cylinder is carried out in described clutch through limiting valve, first electromagnetic valve and oil pressure sensor (0.5V～4.5V output), and described first electromagnetic valve, second electromagnetic valve, the 3rd electromagnetic valve and oil pressure sensor all are connected described automatic clutch control device through control line.Described clutch is carried out oil cylinder and is connected described automatic clutch control device through two sensing elements that it had.Wherein, described automatic clutch control device is the automatic clutch control device with half-clutch controllable function.Described limiting valve is in order to limit the maximum oil pressure that arrives first electromagnetic valve, and its preferred delivery pressure is 7MPa.
In a kind of more preferably embodiment, described hybrid vehicle dual power source clutch system also comprises hydraulic control one-way valve.Hybrid vehicle also has power steering (permanent current type), and it is related that described power steering and dual power source clutch system have on pipeline, the shared above-mentioned dual power source of power steering and automatic clutch system.The hydraulic oil delivery port of described driving engine steering pump and electric powered steering oil pump is communicated with the hydraulic oil input port of described power steering through described hydraulic control one-way valve, and the hydraulic oil delivery port of described power steering is communicated with described oil can.Wherein, the preferred conducting pressure of described hydraulic control one-way valve is 7.5MPa.
In a kind of further preferred embodiment; Described hybrid vehicle dual power source clutch system also comprises the 3rd electromagnetic valve; Described the 3rd electromagnetic valve is communicated with the two ends of described hydraulic control one-way valve, and described the 3rd electromagnetic valve connects described automatic clutch control device.
In another kind of further preferred embodiment; Described hybrid vehicle dual power source clutch system also comprises adjustable throttling; The hydraulic oil input port of described adjustable throttling is communicated with the hydraulic oil delivery port of described first electromagnetic valve; The hydraulic oil delivery port of described adjustable throttling is communicated with described power steering hydraulic oil delivery port through second electromagnetic valve, and described second electromagnetic valve connects described automatic clutch control device through control line.
In a kind of preferred embodiment, the hydraulic oil delivery port of described driving engine steering pump and electric powered steering oil pump is connected with a check valve respectively.The difference of the high output pressure of hydraulic oil of high output pressure of the hydraulic oil of described driving engine steering pump and electric powered steering oil pump is not more than 0.5MPa.
In an application of the invention, hybrid vehicle dual power source clutch system of the present invention is fit to be installed on large and medium-sized plug-in heavy hybrid-power bus, and concrete application mode may further comprise the steps:
1, at first confirms model, parameter and the performance of power steer; Confirm the parameter of driving engine steering pump then; Confirm hydraulic system pressure according to above parameter, mate the pressure and the flow parameter of type selecting electric powered steering oil pump at last, and according to the parameter type selecting.
2, according to engine clucht model and structure, combination separation device construction parameter and former clutch servo-unit parameter, confirm to act on clutch and separate the separating force on the yoke, confirm to separate the cylinder diameter and the stroke of oil cylinder then, and according to the parameter type selecting.
3, according to the clutch state logic, confirm the clutch control logic, confirm pipeline internal diameter and control valve body according to pressure, flow, the length of pipeline system then.In the gross vehicle arrangement plan, arrange the pipeline assembly at last.
4, car load clutch and servo-steering hydraulic system pipeline assembly carry out pressure and function test on T/S, require total system caliber configuration rationally, joint ne-leakage, control valve body function normally bring into play, clutch control system running software logic is normal.
5, the filter screen and the hydraulic oil of periodic replacement hydraulic efficiency pressure system.
In actual moving process, the dual power source collaborative work control logic of hybrid vehicle dual power source clutch system of the present invention is following:
After vehicle powered on, electric powered steering oil pump work was earlier given system's voltage supply, and clutch system separates.The effect of check valve is to prevent behind two propulsion source mutual actions short circuit of hydraulic tubing build-up of pressure or interference.The difference of two propulsion source top pressures very little (being not more than 0.5MPa), purpose are the less pump housings of stall pressure when preventing to work simultaneously.If want the subsidiary steering pump of driving engine to open, then clutch system needs separation earlier, to let engine starting and be in idling mode; If electric boosted oil pump damages, then move the emergent handle of clutch separation and separate, to guarantee the startup of driving engine by clutch.Work-hours (propulsion source exchange) must not be above 5 seconds simultaneously for two propulsions source; In 5 seconds, to judge the quality of two propulsions source; If two propulsions source are all intact,, otherwise provide by the electric powered steering oil pump then as long as the engine operation propulsion source is just provided by the subsidiary steering pump of driving engine; If one of them propulsion source has fault, then propulsion source is provided by a side in working order.If vehicle need be by the half-clutch starting of driving engine, then starting-up process clutch system propulsion source is preferentially provided by electric boosted oil pump.
The mode of operation control logic of hybrid vehicle dual power source clutch system of the present invention is following:
The clutch separation device has three kinds of stabilized conditionss, comprises separation fully, full engagement, half-clutch state, and three kinds of process statuses, comprises pressurization released state, decompression engagement state, the half-clutch state of pressure regulation.
1, full engagement state:
First electromagnetic valve---------opening oil pressure sensor---0MPa that opens the 3rd electromagnetic valve that closes second electromagnetic valve;
2, complete released state:
First electromagnetic valve---close, second electromagnetic valve---closes, the 3rd electromagnetic valve---opening oil pressure sensor---7MPa;
3, half-clutch state:
First electromagnetic valve---close second electromagnetic valve---close certain setting value of 0～7MPa that the 3rd electromagnetic valve---is opened oil pressure sensor---;
4, pressurization released state:
First electromagnetic valve---is opened second electromagnetic valve---and is closed the 3rd electromagnetic valve---close certain setting value of oil pressure sensor---0～7MPa;
5, decompression engagement state:
First electromagnetic valve---------opening oil pressure sensor---certain setting value of 0～7MPa of opening the 3rd electromagnetic valve of closing second electromagnetic valve;
6, the half-clutch state of pressure regulation:
First electromagnetic valve---close, second electromagnetic valve---is according to oil pressure sensor setting value dynamic switch,---opening oil pressure sensor---certain setting value of 0～7MPa of closing the 3rd electromagnetic valve after satisfying pressure condition.
Second electromagnetic valve, the 3rd electromagnetic valve, limiting valve and with the hydraulic control one-way valve combined action: one, for the hydraulic pressure isolating construction provides pressure, guarantee that simultaneously power steering does not receive big influence; Two, stop to the hydraulic pressure separation device provides pressure, guarantee that simultaneously the hydraulic pressure separation device does not receive the influence of power steering pressure.The effect of flow regulating valve is to regulate power-transfer clutch to combine speed, prevents that more faster the resistance pulsating effect is on driving engine and cause engine off.
Adopted the hybrid vehicle dual power source clutch system of this invention; Its clutch is carried out oil cylinder and is communicated with dual power source; This dual power source comprises driving engine steering pump and electric powered steering oil pump; When driving engine is not worked, use the electric powered steering oil pump, the clutch power-assisted oil pump that when engine operation, uses driving engine to carry.It is advantageous that: the risk that, has reduced the automatic clutch hydraulic system fails; Two, the steering pump that directly uses driving engine to carry; (the driving engine electricity can be stored in the battery relatively only to use the single power source situation of motorized power steerig pump; Battery becomes the energy source of electric powered steering oil pump; There is efficiency in switching process), reduced the energy conversion loss between engine mechanical ability and the motorized steering boost system mechanical energy, improved the economy of clutch system.The merging of clutch force aid system and power steering system propulsion source has reduced system component simultaneously, has improved system effectiveness.In addition, through devices such as automatic clutch control device, sensor, control cock, clutch system of the present invention can accurately be realized the separation of power-transfer clutch, thereby and carries out closed loop control through pressure sensor and realize half-clutch control.Can guarantee when realizing clutch action, not influence the servo-steering function through hydraulic control one-way valve etc. simultaneously.Use half-clutch function can improve drive system reliability, adopt hydraulic efficiency pressure system can easily realize separating controlling, adopt ripe hydraulic control assembly and pipeline, on the basis that guarantees reliability, effectively reduce the operation and maintenance cost for the power-transfer clutch of heavy-duty vehicle.
In this specification sheets, the present invention is described with reference to its certain embodiments.But, still can make various modifications and conversion obviously and not deviate from the spirit and scope of the present invention.Therefore, specification sheets and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (11)
1. hybrid vehicle dual power source clutch system; It comprises clutch execution oil cylinder; It is characterized in that; Described clutch is carried out oil cylinder and is communicated with dual power source, and described dual power source comprises driving engine steering pump and electric powered steering oil pump, and the hydraulic oil input port of described driving engine steering pump and electric powered steering oil pump all is communicated with oil can; The hydraulic oil delivery port of described driving engine steering pump and electric powered steering oil pump all is communicated with the hydraulic oil input port that oil cylinder is carried out in described clutch, and the hydraulic oil delivery port that oil cylinder is carried out in described clutch is communicated with described oil can.
2. hybrid vehicle dual power source clutch system according to claim 1; It is characterized in that; The hydraulic oil delivery port of described driving engine steering pump and electric powered steering oil pump all can be communicated with the hydraulic oil input port that oil cylinder is carried out in described clutch through first electromagnetic valve and oil pressure sensor in proper order; Described hybrid vehicle dual power source clutch system has the automatic clutch control device, and described first electromagnetic valve all is connected described automatic clutch control device through control line with oil pressure sensor.
3. hybrid vehicle dual power source clutch system according to claim 2 is characterized in that, described automatic clutch control device is the automatic clutch control device with half-clutch controllable function.
4. hybrid vehicle dual power source clutch system according to claim 2; It is characterized in that; The hydraulic oil delivery port of described driving engine steering pump and electric powered steering oil pump is communicated with described first electromagnetic valve through limiting valve, and described limiting valve is in order to limit the maximum oil pressure that arrives first electromagnetic valve.
5. hybrid vehicle dual power source clutch system according to claim 4 is characterized in that the delivery pressure of described limiting valve is 7MPa.
6. hybrid vehicle dual power source clutch system according to claim 4; It is characterized in that; Described hybrid vehicle dual power source clutch system also comprises hydraulic control one-way valve; The hydraulic oil delivery port of described driving engine steering pump and electric powered steering oil pump is through the hydraulic oil input port of the outer power steering of described this hybrid vehicle dual power source clutch system of hydraulic control one-way valve connection, and the hydraulic oil delivery port of described power steering is communicated with described oil can.
7. hybrid vehicle dual power source clutch system according to claim 6 is characterized in that the conducting pressure of described hydraulic control one-way valve is 7.5MPa.
8. hybrid vehicle dual power source clutch system according to claim 6; It is characterized in that; Described hybrid vehicle dual power source clutch system also comprises the 3rd electromagnetic valve; Described the 3rd electromagnetic valve is communicated with the two ends of described hydraulic control one-way valve, and described the 3rd electromagnetic valve connects described automatic clutch control device through control line.
9. hybrid vehicle dual power source clutch system according to claim 6; It is characterized in that; Described hybrid vehicle dual power source clutch system also comprises adjustable throttling; The hydraulic oil input port of described adjustable throttling is communicated with the hydraulic oil delivery port of described first electromagnetic valve; The hydraulic oil delivery port of described adjustable throttling is communicated with described power steering hydraulic oil delivery port through second electromagnetic valve, and described second electromagnetic valve connects described automatic clutch control device through control line.
10. according to each described hybrid vehicle dual power source clutch system in the claim 1 to 9, it is characterized in that the hydraulic oil delivery port of described driving engine steering pump and electric powered steering oil pump is connected with check valve respectively.
11. hybrid vehicle dual power source clutch system according to claim 10 is characterized in that, the difference of the high output pressure of hydraulic oil of high output pressure of the hydraulic oil of described driving engine steering pump and electric powered steering oil pump is not more than 0.5MPa.
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| CN201110237608.2A CN102390251B (en) | 2011-08-18 | 2011-08-18 | Hybrid vehicle two-kinetic-source engaging and disengaging system |
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| CN201110237608.2A CN102390251B (en) | 2011-08-18 | 2011-08-18 | Hybrid vehicle two-kinetic-source engaging and disengaging system |
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| CN102390251B CN102390251B (en) | 2014-01-22 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602451A (en) * | 2012-04-05 | 2012-07-25 | 潍柴动力股份有限公司 | System and method for realizing electric power steering |
| CN103448792A (en) * | 2013-08-30 | 2013-12-18 | 郑州宇通客车股份有限公司 | Dual drive power-assisted steering system and control method for hybrid electric vehicle |
| CN103523080A (en) * | 2013-10-23 | 2014-01-22 | 东风商用车有限公司 | Double-power power-assisted steering system of hybrid electric vehicle |
| CN105818857A (en) * | 2016-04-20 | 2016-08-03 | 潍柴动力股份有限公司 | Hybrid power-assisted steering interruption monitoring system and method |
| CN105946968A (en) * | 2016-06-29 | 2016-09-21 | 广西玉柴机器股份有限公司 | Hybrid power control method and hybrid power control system based on combined type hydraulic steering system |
| CN106593978A (en) * | 2015-10-14 | 2017-04-26 | 广州汽车集团股份有限公司 | Hybrid electric vehicle and motor cooling hydraulic system thereof |
| CN108622181A (en) * | 2017-03-16 | 2018-10-09 | 郑州宇通客车股份有限公司 | Electronic and automatically controlled two-in-one hydraulic power-assist steering system |
| CN110155165A (en) * | 2018-02-12 | 2019-08-23 | 丰田自动车株式会社 | Steering assist system |
| CN110239619A (en) * | 2019-05-05 | 2019-09-17 | 浙江吉利控股集团有限公司 | A kind of hybrid power truck steering boost system, control system and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4809586A (en) * | 1987-09-11 | 1989-03-07 | Deere & Company | Hydraulic system for a work vehicle |
| EP1103404A1 (en) * | 1999-11-25 | 2001-05-30 | Honda Giken Kogyo Kabushiki Kaisha | Lubricating structure for a hybrid vehicle |
| JP3885636B2 (en) * | 2002-04-01 | 2007-02-21 | 日産自動車株式会社 | Hydraulic supply device for hybrid vehicle |
| CN101042188A (en) * | 2006-03-22 | 2007-09-26 | 通用汽车环球科技运作公司 | Control method and apparatus for a transmission clutch system |
| CN101078224A (en) * | 2007-02-12 | 2007-11-28 | 张晓英 | Hybrid power plant for engineering machinery |
| CN201023524Y (en) * | 2007-03-13 | 2008-02-20 | 上海交大神舟汽车设计开发有限公司 | Hydraulic hybrid power bus auxiliary power steering unit |
| CN102022303A (en) * | 2009-09-15 | 2011-04-20 | 上海华普汽车有限公司 | Dual-driving oil pump and control system thereof |
-
2011
- 2011-08-18 CN CN201110237608.2A patent/CN102390251B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4809586A (en) * | 1987-09-11 | 1989-03-07 | Deere & Company | Hydraulic system for a work vehicle |
| EP1103404A1 (en) * | 1999-11-25 | 2001-05-30 | Honda Giken Kogyo Kabushiki Kaisha | Lubricating structure for a hybrid vehicle |
| JP3885636B2 (en) * | 2002-04-01 | 2007-02-21 | 日産自動車株式会社 | Hydraulic supply device for hybrid vehicle |
| CN101042188A (en) * | 2006-03-22 | 2007-09-26 | 通用汽车环球科技运作公司 | Control method and apparatus for a transmission clutch system |
| CN101078224A (en) * | 2007-02-12 | 2007-11-28 | 张晓英 | Hybrid power plant for engineering machinery |
| CN201023524Y (en) * | 2007-03-13 | 2008-02-20 | 上海交大神舟汽车设计开发有限公司 | Hydraulic hybrid power bus auxiliary power steering unit |
| CN102022303A (en) * | 2009-09-15 | 2011-04-20 | 上海华普汽车有限公司 | Dual-driving oil pump and control system thereof |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602451B (en) * | 2012-04-05 | 2015-07-29 | 潍柴动力股份有限公司 | A kind of system and method realizing electric power steering |
| CN102602451A (en) * | 2012-04-05 | 2012-07-25 | 潍柴动力股份有限公司 | System and method for realizing electric power steering |
| CN103448792A (en) * | 2013-08-30 | 2013-12-18 | 郑州宇通客车股份有限公司 | Dual drive power-assisted steering system and control method for hybrid electric vehicle |
| WO2015027916A1 (en) * | 2013-08-30 | 2015-03-05 | 郑州宇通客车股份有限公司 | Dual-drive power-assisted steering system of hybrid power vehicle and control method |
| CN103523080A (en) * | 2013-10-23 | 2014-01-22 | 东风商用车有限公司 | Double-power power-assisted steering system of hybrid electric vehicle |
| CN103523080B (en) * | 2013-10-23 | 2015-09-09 | 东风商用车有限公司 | The double dynamical servo steering system of a kind of hybrid electric vehicle |
| CN106593978A (en) * | 2015-10-14 | 2017-04-26 | 广州汽车集团股份有限公司 | Hybrid electric vehicle and motor cooling hydraulic system thereof |
| CN105818857A (en) * | 2016-04-20 | 2016-08-03 | 潍柴动力股份有限公司 | Hybrid power-assisted steering interruption monitoring system and method |
| CN105946968A (en) * | 2016-06-29 | 2016-09-21 | 广西玉柴机器股份有限公司 | Hybrid power control method and hybrid power control system based on combined type hydraulic steering system |
| CN108622181A (en) * | 2017-03-16 | 2018-10-09 | 郑州宇通客车股份有限公司 | Electronic and automatically controlled two-in-one hydraulic power-assist steering system |
| CN108622181B (en) * | 2017-03-16 | 2023-10-03 | 宇通客车股份有限公司 | Electric and electric control two-in-one hydraulic power steering system |
| CN110155165A (en) * | 2018-02-12 | 2019-08-23 | 丰田自动车株式会社 | Steering assist system |
| CN110155165B (en) * | 2018-02-12 | 2021-09-14 | 丰田自动车株式会社 | Steering assist system |
| CN110239619A (en) * | 2019-05-05 | 2019-09-17 | 浙江吉利控股集团有限公司 | A kind of hybrid power truck steering boost system, control system and method |
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