WO2006062043A1 - モータ式ポペット弁及びモータ式ポペット弁を用いた内燃機関のegr装置 - Google Patents
モータ式ポペット弁及びモータ式ポペット弁を用いた内燃機関のegr装置 Download PDFInfo
- Publication number
- WO2006062043A1 WO2006062043A1 PCT/JP2005/022203 JP2005022203W WO2006062043A1 WO 2006062043 A1 WO2006062043 A1 WO 2006062043A1 JP 2005022203 W JP2005022203 W JP 2005022203W WO 2006062043 A1 WO2006062043 A1 WO 2006062043A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- motor
- valve
- egr
- poppet valve
- force
- 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.)
- Ceased
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D21/00—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas
- F02D21/06—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air
- F02D21/08—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air the other gas being the exhaust gas of engine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/45—Sensors specially adapted for EGR systems
- F02M26/46—Sensors specially adapted for EGR systems for determining the characteristics of gases, e.g. composition
- F02M26/47—Sensors specially adapted for EGR systems for determining the characteristics of gases, e.g. composition the characteristics being temperatures, pressures or flow rates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/45—Sensors specially adapted for EGR systems
- F02M26/48—EGR valve position sensors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/52—Systems for actuating EGR valves
- F02M26/53—Systems for actuating EGR valves using electric actuators, e.g. solenoids
- F02M26/54—Rotary actuators, e.g. step motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/65—Constructional details of EGR valves
- F02M26/66—Lift valves, e.g. poppet valves
- F02M26/67—Pintles; Spindles; Springs; Bearings; Sealings; Connections to actuators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/65—Constructional details of EGR valves
- F02M26/72—Housings
Definitions
- EGR device for internal combustion engine using motor type poppet valve and motor type poppet valve
- the present invention relates to a motor type poppet valve and an EGR device for an internal combustion engine using the motor type poppet valve.
- EGR devices exhaust gas recirculation devices
- the EGR passage is provided with an EGR valve, which allows the EGR gas flow to be permitted and blocked, and the flow rate to be adjusted.
- the EGR valve has a high sealing performance when EGR gas is shut off!
- a stable sealing performance is ensured even under a large pressure difference between the upstream and downstream of the EGR valve.
- make adjustments As a means of pressing the poppet valve, for example, there is a force with an air-driven type using solenoids.
- a method using a driving force of an electric motor for example, a step motor
- a poppet valve has also been developed.
- the problem is that, as shown in Fig. 4, the time variation of the motor torque and valve opening of the motor type poppet valve when performing general PID control is shown by changing the target opening, respectively. This is more conspicuous as the target opening of the motor is smaller (low valve lift) and the motor drive speed is slower, that is, the motor torque rises slower.
- a motor-type poppet valve that can be accurately controlled to open without response delay and an EGR device for an internal combustion engine using the motor-type poppet valve are provided.
- the purpose is to provide.
- the valve body is disposed in the fluid passage, while the stem portion penetrates the outer shell of the fluid passage and Protruding to the outside, the valve body abuts on a valve seat formed in the outer shell to shut off the fluid flowing in the fluid passage, and the valve body is separated from the valve seat to A poppet valve body that allows fluid communication; a spring cap that is fitted to a stem head portion of the poppet valve body; and the valve body that is compressed between the spring cap and the outer shell of the fluid passage. And a spring that urges the valve body to abut against the valve seat, and an axial extension of the stem portion of the poppet valve body, and moves in the axial direction to move the steering.
- An electric motor that has a shaft that presses the head and a rotor that is screwed onto the shaft, and that causes the shaft to reciprocate by causing the rotor to rotate forward and reverse, and to operate the electric motor.
- Motor control means for controlling the motor, and the motor control means biases the valve body toward the valve seat so that a torque corresponding to the force or a value close thereto is obtained.
- An initial motor torque setting means for setting the initial motor torque when the electric motor is operated to press the stem head portion by the shaft and separate the valve seat force from the valve seat force. The electric motor is operated so as to obtain a set initial motor torque.
- FIG. 1 is a cross-sectional view showing a schematic configuration of an EGR device for an internal combustion engine using a motor-type poppet valve according to the present invention.
- FIG. 2 is a time chart showing the time change of the opening and motor torque of an EGR valve composed of a motor-type poppet valve until the starting force of the engine is stopped, and is a diagram for explaining a method for estimating the spring setting force.
- FIG. 3 is a time chart showing the time variation (b) of the motor torque and valve opening in the present invention in consideration of the initial motor torque in comparison with the conventional case (a) without considering the initial motor torque.
- Fig. 4 is a diagram showing the changes over time in the motor torque and valve opening of a motor-type poppet valve when general PID control is performed, with the target opening changed.
- FIG. 1 a schematic configuration of an EGR device for an internal combustion engine using a motor type poppet valve according to the present invention is shown in a cross-sectional view.
- a motor type poppet valve and a motor type poppet valve according to the present invention and The configuration of an EGR device for an internal combustion engine using the motor type poppet valve will be described.
- an EGR pipe 10 provided in an engine (internal combustion engine, not shown) for returning EGR gas (fluid), which is a part of exhaust gas, to the intake system includes a motor type
- An EGR valve 20 consisting of a poppet valve is provided!
- the EGR valve 20 is mainly composed of a poppet valve 30 and a motor unit 40.
- the poppet valve 30 will be described.
- the poppet valve 30 is mainly composed of a poppet valve main body 32 and a spring 38 which also have a force of a valve body 33 and a stem 34.
- valve element 33 of the poppet valve main body 32 is disposed in the EGR pipe 10, while the valve seat 12 is formed on the inner periphery of the EGR pipe 10.
- 32 is configured to block the EGR passage 11 in the EGR pipe line 10 when the periphery of the valve body 33 abuts the valve seat 12 and to communicate with the EGR passage 11 by separating from the valve seat 12. .
- the poppet valve 30 is closed when the valve element 33 of the poppet valve body 32 contacts the valve seat 12, and the poppet valve 30 is opened when the valve element 33 is separated from the valve seat 12. It is said.
- the stem 34 of the poppet valve main body 32 passes through the EGR pipe 10 and protrudes to the outside, and a spring cap 36 is fitted to the stem head 35 at the tip of the stem 34.
- a spring 38 is contracted between the spring cap 36 and the valve case 14 provided integrally with the EGR pipe 10.
- the motor unit 40 mainly includes an electromagnetic coil 42 and a rotor 4.
- the rotor 44 is supported by the bearing 45 and is configured to rotate (spin) when excited by the electromagnetic coil 42, and is configured to be hollow. Then, the shaft 46 is fitted in the hollow portion.
- the shaft 46 is coaxially positioned on the extension of the axis of the stem 34 of the poppet valve body 32, and can move the stem head 35 of the poppet valve body 32 by moving in the axial direction. .
- a screw 47 is formed on the outer periphery of the shaft 46, while a screw projection 48 is formed on the inner periphery of the rotor 44 so as to be screwed with the screw 47.
- the EGR valve 20 is provided with a position sensor 49 that detects the amount of movement of the shaft 46 by detecting the rotation angle of the rotor 44, and consequently the actual opening of the EGR valve 20.
- the pressure sensor 16 is located upstream (exhaust system side) of the valve body 33 for detecting the pressure of EGR gas, and the pressure sensor 16 is located downstream (intake system side). Sensor 18 is provided.
- the EGR valve 20 is electrically connected to an ECU (electronic control unit, motor control means) 50.
- ECU electronic control unit, motor control means
- the pressure sensors 16, 18, the position sensor 49, etc., and the battery are connected to the input side of the ECU 50, and the electromagnetic coil 42, etc. are connected to the output side. It is connected.
- the ECU 50 includes a target opening setting unit 52, a PID compensator 53, an initial torque (current) calculation unit (initial motor torque setting means) 54, and a spring set force estimation, as shown in a block diagram in FIG. A unit 55 and a differential pressure detection unit (pressure difference detection means) 56 are provided.
- the target opening setting unit 52 sets a target EGR amount, that is, a target opening of the EGR valve 20 based on the operating state of the engine, and outputs a target opening signal corresponding to the target opening.
- the PID compensator 53 includes a proportional control unit, an integral control unit, and a differential control unit. Based on the feedback deviation between the target opening signal and the actual opening signal of the EGR valve 20 detected by the position sensor 49, The motor torque applied to the motor unit 40, that is, the current value supplied to the electromagnetic coil 42 is adjusted while performing PID control, and the current value is output to the electromagnetic coil 42.
- the initial torque (current) calculation unit 54 calculates an initial motor torque to be applied to the motor unit 40, that is, an initial current value to be supplied to the electromagnetic coil 42, and uses the initial current value as the target opening signal. It has the function of outputting to the electromagnetic coil 42 together with the current value adjusted according to the above.
- the initial torque (current) calculation unit 54 includes a spring set force estimation unit 55.
- the estimated spring set force information that is, the urging force information of the spring 38 of the retracted poppet valve 30 is input and detected by the differential pressure detector 56 based on the information from the pressure sensor 16 and the pressure sensor 18.
- the EGR gas pressure difference information between the upstream side (exhaust system side) and the downstream side (intake system side) of the valve body 33 is input.
- the initial torque (current) calculation unit 54 The initial motor torque, that is, the initial current value, is calculated based on the force information and the EGR gas pressure difference information.
- the spring set force estimation unit 55 may measure the urging force of the contracted spring 38 in advance, but here, for example, FIG.
- the time variation of the EGR valve 20 opening and the motor torque from the start (power ON) to the stop (power OFF) of the engine is shown as a time chart.
- the motor torque is supplied by supplying current to the electromagnetic coil 42 in a predetermined period A immediately after the engine is started (immediately after the power is turned on) and in a predetermined period B immediately after the engine is stopped (immediately after the power is turned off) where the air pressure does not act on the valve body 33.
- the force is applied forcibly, and the motor torque when the EGR valve 20 starts to open is estimated as the spring set force.
- the spring set force estimation unit 55 sets and outputs a value (near value) slightly smaller than the estimated value as the spring set force.
- the differential pressure detection unit 56 multiplies the detected pressure difference information of the EGR gas by the projected area of the valve body 33 to obtain the force of the EGR gas acting on the valve body 33, and the EGR gas The power of is output.
- a torque corresponding to a force obtained by adding the EGR gas force to the spring setting force is calculated as an initial motor torque, and an initial current value corresponding to the initial motor torque is calculated. Is output to the electromagnetic coil 42.
- the target opening setting unit 52 sets the target opening, and based on the feedback deviation between the target opening signal and the actual opening signal of the EGR valve 20.
- the current value supplied to the electromagnetic coil 42 is adjusted by the PID compensator 53, and the current value is output to the electromagnetic coil 42.
- the current value force PID control is outputted to the electromagnetic coil 42 while gradually increasing toward the current value corresponding to the target opening.
- the initial torque (current) calculation unit 54 calculates a torque corresponding to a force obtained by adding the EGR gas force to the spring setting force as the initial motor torque, An initial current value corresponding to the initial motor torque is output to the electromagnetic coil 42.
- the current value from the PID compensator 53 that is, the motor torque is PID.
- the motor torque is gradually increased by control, and the torque that can open the EGR valve 20, that is, the urging force of the spring 38 is the effect of the EGR gas force according to the pressure difference before and after the EGR valve 20.
- the EGR valve 20 does not open, and a response delay occurs during this time.
- the force motor section 40 operates immediately to obtain the initial motor torque. Response delay is eliminated, and EGR valve 20 that is a motor type poppet valve opens quickly with good responsiveness.
- the time variation of the motor torque and valve opening of the EGR valve 20 that is a motor-type poppet valve takes into account the case (a) in which the initial motor torque is not considered and the initial motor torque.
- the response delay of the EGR valve 20 as in the past can be reduced by adjusting the initial motor torque.
- the motor torque reaches a torque equivalent to the force of the EGR gas added to the spring set force almost simultaneously with the opening command of the EGR valve 20, and the EGR valve 20 opens quickly.
- the EGR valve 20 is gradually and satisfactorily opened toward the target opening degree by feedback control and PID control.
- the EGR valve 20 is a motor type poppet valve, as described above, the smaller the target opening degree of the EGR valve 20 (low valve lift), that is, the slower the rise of the motor torque, the more the response. Although the delay tends to be large (see Fig. 4), the responsiveness of the EGR valve 20 can be improved regardless of the target opening, and in particular, the control accuracy at the minute opening of the EGR valve 20 can be improved. it can.
- the spring set force estimation unit 55 has a predetermined period A immediately after the start of the engine (immediately after turning on the power) and a predetermined period B immediately after the stop (immediately after the power is turned off). Although the spring set force is estimated! / Spoken, the spring set force may be estimated only for one of the predetermined periods A and B! ,.
- the initial torque (current) calculation unit 54 calculates a torque corresponding to a force obtained by adding the EGR gas force to the spring setting force as the initial motor torque, and the initial motor torque
- most of the force that urges the valve body 33 toward the valve seat 12 is the urging force of the spring 38 that is contracted.
- the initial motor torque and thus the initial current value may be set based only on the torque corresponding to the spring setting force. That is, the pressure sensors 16 and 18 and the differential pressure detection unit 56 may be omitted. Even in this case, the initial motor torque and thus the initial current value can be set appropriately, and a sufficient effect can be obtained.
- the initial motor torque can be set more appropriately regardless of the operating state of the engine by adding the EGR gas force as in the above embodiment.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Exhaust-Gas Circulating Devices (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE112005003038T DE112005003038T5 (de) | 2004-12-07 | 2005-12-02 | Motortellerventil und AGR-Einrichtung für einen mit einem Motortellerventil ausgestatteten Verbrennungsmotor |
| US11/720,993 US20090229583A1 (en) | 2004-12-07 | 2005-12-02 | Motor poppet valve and an egr device for an internal combustion engine using the same |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004-354400 | 2004-12-07 | ||
| JP2004354400A JP2006161683A (ja) | 2004-12-07 | 2004-12-07 | モータ式ポペット弁及びモータ式ポペット弁を用いた内燃機関のegr装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006062043A1 true WO2006062043A1 (ja) | 2006-06-15 |
Family
ID=36577872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/022203 Ceased WO2006062043A1 (ja) | 2004-12-07 | 2005-12-02 | モータ式ポペット弁及びモータ式ポペット弁を用いた内燃機関のegr装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20090229583A1 (ja) |
| JP (1) | JP2006161683A (ja) |
| KR (1) | KR100777254B1 (ja) |
| CN (1) | CN101072940A (ja) |
| DE (1) | DE112005003038T5 (ja) |
| WO (1) | WO2006062043A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2047154A4 (en) * | 2006-08-02 | 2010-08-25 | Borgwarner Inc | EGR SYSTEM AND EGR VALVE WITH AN INTEGRATED PRESSURE SENSOR |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8690122B2 (en) | 2007-12-27 | 2014-04-08 | Mitsubishi Electric Corporation | Valve device |
| US8386083B2 (en) * | 2008-06-16 | 2013-02-26 | Mks Instruments, Inc. | Systems and methods for updating valve cracking current in mass flow controllers |
| KR101020820B1 (ko) | 2008-12-05 | 2011-03-09 | 현대자동차주식회사 | 차량의 서지 제어장치 및 방법 |
| DE102009058930B4 (de) * | 2009-12-17 | 2011-11-10 | Pierburg Gmbh | Ventilvorrichtung für Verbrennungskraftmaschinen |
| JP2014020247A (ja) * | 2012-07-17 | 2014-02-03 | Aisan Ind Co Ltd | エンジンの排気還流装置 |
| JP5772790B2 (ja) * | 2012-08-02 | 2015-09-02 | 株式会社デンソー | バルブ装置 |
| CN103727302A (zh) * | 2012-10-10 | 2014-04-16 | 成都掌握移动信息技术有限公司 | 具有压力报警器的安全阀 |
| CN103105297A (zh) * | 2013-01-14 | 2013-05-15 | 奇瑞汽车股份有限公司 | 一种发动机egr率直接测量方法及发动机egr阀 |
| US20140224231A1 (en) * | 2013-02-13 | 2014-08-14 | Woodward, Inc. | Controlling an Exhaust Gas Recirculation (EGR) Valve |
| CN103291469B (zh) * | 2013-05-24 | 2015-10-28 | 上海交通大学 | 旋转式气阀控制机构 |
| DE102013107111A1 (de) * | 2013-07-05 | 2015-01-08 | Pierburg Gmbh | Aktor zum Antrieb einer Ventileinheit einer Verbrennungskraftmaschine |
| KR20160071147A (ko) | 2014-12-11 | 2016-06-21 | 이래오토모티브시스템 주식회사 | Egr 밸브 장치 |
| JP2016192039A (ja) * | 2015-03-31 | 2016-11-10 | アズビル株式会社 | 流量制御弁 |
| JP6432463B2 (ja) * | 2015-07-28 | 2018-12-05 | 株式会社デンソー | バルブユニット |
| JP6713752B2 (ja) | 2015-10-28 | 2020-06-24 | 株式会社デンソーテン | ソレノイドバルブ装置およびソレノイドバルブの制御方法 |
| GB2549286B (en) * | 2016-04-11 | 2019-07-24 | Perkins Engines Co Ltd | EGR valve with integrated sensor |
| CN105864440A (zh) * | 2016-05-30 | 2016-08-17 | 合肥通用机械研究院 | 一种柔性密封提升阀 |
| JP2018048721A (ja) * | 2016-09-23 | 2018-03-29 | 株式会社デンソーテン | 制御装置および制御方法 |
| CN107044558A (zh) * | 2017-02-22 | 2017-08-15 | 太原太航德克森流体控制技术有限公司 | 用于消防管路的自反射式保护装置 |
| CN106958681B (zh) * | 2017-05-10 | 2019-06-07 | 中国特种飞行器研究所 | 一种氦气阀及控制装置 |
| FR3069609B1 (fr) * | 2017-07-26 | 2019-08-23 | Mmt ag | Vanne de dosage de fluide |
| WO2019043860A1 (ja) | 2017-08-31 | 2019-03-07 | 日産自動車株式会社 | 内燃機関の制御方法および制御装置 |
| JP6819558B2 (ja) | 2017-11-29 | 2021-01-27 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
| US11603945B2 (en) | 2020-04-22 | 2023-03-14 | Stanadyne Llc | Actuator and compact EGR valve |
| CN111828185B (zh) * | 2020-06-30 | 2022-08-23 | 青岛建邦汽车科技股份有限公司 | 废气再循环阀的控制方法、控制装置及控制系统 |
| EP4423385A1 (en) | 2021-10-28 | 2024-09-04 | Stanadyne Operating Company LLC | Compact egr valve |
| US12116944B2 (en) * | 2022-06-10 | 2024-10-15 | Ford Global Technologies, Llc | Methods and systems for EGR system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0647653U (ja) * | 1992-12-03 | 1994-06-28 | 本田技研工業株式会社 | 流体制御弁 |
| JPH08114277A (ja) * | 1994-10-17 | 1996-05-07 | Hadoshisu:Kk | 排気ガス再循環バルブ |
| JPH08285119A (ja) * | 1995-04-10 | 1996-11-01 | Unisia Jecs Corp | リニアソレノイドバルブの制御装置 |
| JPH09137873A (ja) * | 1995-11-14 | 1997-05-27 | Kitz Corp | 調節弁用電動アクチュエータ |
| JPH10213017A (ja) * | 1997-01-31 | 1998-08-11 | Unisia Jecs Corp | Egrバルブの制御装置 |
| JPH11194825A (ja) * | 1997-12-26 | 1999-07-21 | Unisia Jecs Corp | アクチュエータの位置制御装置 |
| JP2978677B2 (ja) * | 1993-07-07 | 1999-11-15 | 三菱電機エンジニアリング株式会社 | 電動制御弁装置 |
| JPH11351075A (ja) * | 1998-06-12 | 1999-12-21 | Toyota Motor Corp | 内燃機関の排気ガス還流制御装置 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3430916A (en) * | 1967-04-11 | 1969-03-04 | Ramcon Corp | Electrically operated valve |
| US4693113A (en) * | 1983-07-19 | 1987-09-15 | Charbonneau And Godfrey Associates | Motor operated valve analysis and testing system |
| US4735101A (en) * | 1985-06-06 | 1988-04-05 | Charbonneau & Godfrey Associates | Motor operated valve analysis and testing system with monitoring of spring pack movement through torque switch post |
| US5020773A (en) * | 1987-08-20 | 1991-06-04 | Liberty Technology Center, Inc. | Actuator assembly with permanently mounted monitoring system |
| US4879901A (en) * | 1987-08-20 | 1989-11-14 | Liberty Technology Center, Inc. | System for evaluating the condition and performance of a valve and valve operator combination |
| US6003837A (en) * | 1996-02-20 | 1999-12-21 | Bray International, Inc. | Valve actuator |
| US6488260B1 (en) * | 2000-10-10 | 2002-12-03 | Halliburton Energy Services, Inc. | Electric fail safe valve actuator |
| JP2003322455A (ja) * | 2002-05-01 | 2003-11-14 | Sankyo Seiki Mfg Co Ltd | モータ式ダンパ装置 |
| DE102004050094A1 (de) * | 2003-10-15 | 2005-05-25 | Aisan Kogyo K.K., Obu | Ventileinrichtungen zum Steuern und Regeln der Strömung von Einlassluft |
-
2004
- 2004-12-07 JP JP2004354400A patent/JP2006161683A/ja active Pending
-
2005
- 2005-11-30 KR KR1020050115314A patent/KR100777254B1/ko not_active Expired - Fee Related
- 2005-12-02 US US11/720,993 patent/US20090229583A1/en not_active Abandoned
- 2005-12-02 WO PCT/JP2005/022203 patent/WO2006062043A1/ja not_active Ceased
- 2005-12-02 DE DE112005003038T patent/DE112005003038T5/de not_active Withdrawn
- 2005-12-02 CN CNA2005800418242A patent/CN101072940A/zh active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0647653U (ja) * | 1992-12-03 | 1994-06-28 | 本田技研工業株式会社 | 流体制御弁 |
| JP2978677B2 (ja) * | 1993-07-07 | 1999-11-15 | 三菱電機エンジニアリング株式会社 | 電動制御弁装置 |
| JPH08114277A (ja) * | 1994-10-17 | 1996-05-07 | Hadoshisu:Kk | 排気ガス再循環バルブ |
| JPH08285119A (ja) * | 1995-04-10 | 1996-11-01 | Unisia Jecs Corp | リニアソレノイドバルブの制御装置 |
| JPH09137873A (ja) * | 1995-11-14 | 1997-05-27 | Kitz Corp | 調節弁用電動アクチュエータ |
| JPH10213017A (ja) * | 1997-01-31 | 1998-08-11 | Unisia Jecs Corp | Egrバルブの制御装置 |
| JPH11194825A (ja) * | 1997-12-26 | 1999-07-21 | Unisia Jecs Corp | アクチュエータの位置制御装置 |
| JPH11351075A (ja) * | 1998-06-12 | 1999-12-21 | Toyota Motor Corp | 内燃機関の排気ガス還流制御装置 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2047154A4 (en) * | 2006-08-02 | 2010-08-25 | Borgwarner Inc | EGR SYSTEM AND EGR VALVE WITH AN INTEGRATED PRESSURE SENSOR |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101072940A (zh) | 2007-11-14 |
| KR100777254B1 (ko) | 2007-11-20 |
| DE112005003038T5 (de) | 2007-11-29 |
| JP2006161683A (ja) | 2006-06-22 |
| KR20060063677A (ko) | 2006-06-12 |
| US20090229583A1 (en) | 2009-09-17 |
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