JP7617841B2 - ドロップアウト検出、自動再通電機能付き低電力ソレノイド - Google Patents
ドロップアウト検出、自動再通電機能付き低電力ソレノイド Download PDFInfo
- Publication number
- JP7617841B2 JP7617841B2 JP2021507655A JP2021507655A JP7617841B2 JP 7617841 B2 JP7617841 B2 JP 7617841B2 JP 2021507655 A JP2021507655 A JP 2021507655A JP 2021507655 A JP2021507655 A JP 2021507655A JP 7617841 B2 JP7617841 B2 JP 7617841B2
- Authority
- JP
- Japan
- Prior art keywords
- inductor
- solenoid
- switch
- current
- threshold
- 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
- 238000001514 detection method Methods 0.000 title description 18
- 238000000034 method Methods 0.000 claims description 59
- 238000004146 energy storage Methods 0.000 claims description 32
- 230000005291 magnetic effect Effects 0.000 claims description 29
- 238000005259 measurement Methods 0.000 claims description 11
- 230000001965 increasing effect Effects 0.000 claims description 7
- 230000004913 activation Effects 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 description 54
- 101100464779 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) CNA1 gene Proteins 0.000 description 12
- 238000010586 diagram Methods 0.000 description 12
- 230000008859 change Effects 0.000 description 11
- 101100464782 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) CMP2 gene Proteins 0.000 description 10
- 230000008901 benefit Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000004590 computer program Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000005304 joining Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000003302 ferromagnetic material Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
- H01F7/1805—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current
- H01F7/1816—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current making use of an energy accumulator
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
- H01H47/04—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current
- H01H47/043—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current making use of an energy accumulator
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of DC power input into DC power output
- H02M3/02—Conversion of DC power input into DC power output without intermediate conversion into AC
- H02M3/04—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters
- H02M3/10—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
- H01F7/1805—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current
- H01F7/1816—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current making use of an energy accumulator
- H01F2007/1822—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current making use of an energy accumulator using a capacitor to produce a boost voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of DC power input into DC power output
- H02M3/02—Conversion of DC power input into DC power output without intermediate conversion into AC
- H02M3/04—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters
- H02M3/10—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/1555—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only for the generation of a regulated current to a load whose impedance is substantially inductive
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnets (AREA)
- Magnetically Actuated Valves (AREA)
Description
該当事項なし。
該当事項なし。
Claims (13)
- (a)入力スイッチを閉じることによって、ローサイドスイッチを通電し、ソース電流がインダクタおよび抵抗器を通って流れることを可能にするステップと、
(b)前記抵抗器の両端の電圧降下が第一の閾値に達したときに前記ローサイドスイッチを開くことによって、前記インダクタのインダクタンスを利用するエネルギ貯蔵装置を通して充電電流を強制的に流すステップと、
(c)前記抵抗器の前記電圧降下が第二の閾値に達したときに前記ローサイドスイッチを閉じるステップであって、前記第二の閾値は前記第一の閾値よりも低い、ステップと、
(d)前記エネルギ貯蔵装置が充電されるまでステップa、bおよびcを繰り返すステップと、
(e)放電スイッチを閉じることによって、放電電流を前記エネルギ貯蔵装置から前記インダクタに強制的に流し、前記インダクタに作動磁場を生成させることで、弁を作動させるステップと、
を含む、方法であって、
第一の比較器および第二の比較器で前記抵抗器の両端の前記電圧降下を測定するステップと、
前記第二の比較器がオフに切り替わり、前記第一の比較器がオンに切り替わるまでの時間間隔を測定するステップと、
前記時間間隔がカットオフ値に達したときに、前記入力スイッチを開くステップと、
をさらに含む、方法。 - 前記ソース電流は、前記弁を作動させるには不十分である、請求項1に記載の方法。
- 前記第二の比較器がオフに切り替わり、前記第一の比較器がオンに切り替わる複数の発生にわたって複数の時間間隔を測定するステップをさらに含む、請求項1に記載の方法。
- 前記複数の時間間隔の合計が前記カットオフ値に達したときに、前記入力スイッチを開くステップをさらに含み、前記カットオフ値は、前記エネルギ貯蔵装置の充電時間に対応する、請求項3に記載の方法。
- (f)前記入力スイッチを開くステップと、
(g)前記ローサイドスイッチを閉じるステップと、
(h)複数のパルスに対してパルス幅変調(PWM)モードで前記放電スイッチを駆動することによって、放電電流率および前記インダクタの作動磁場の生成を制御するステップと、
をさらに含む、請求項1記載の方法。 - 前記ローサイドスイッチおよび前記放電スイッチを開くステップをさらに含み、前記インダクタから前記エネルギ貯蔵装置に残留エネルギを戻すステップをさらに含む、請求項5に記載の方法。
- 前記入力スイッチを閉じるステップと、前記第二の閾値を増加させるステップをさらに含み、前記第二の閾値は、前記第一の閾値よりも低いままである、請求項6に記載の方法。
- (i)前記時間間隔が前記カットオフ値に達するときに、前記入力スイッチを開き、前記放電スイッチをパルス化することによって、前記インダクタ内の電流を増加させるステップと、
(j)前記放電スイッチを開くステップと、
前記第二の比較器の作動と前記第一の比較器の作動との間の時間間隔を測定し、前記時間間隔を閾値と比較することによって、前記インダクタの状態を決定するステップと、
をさらに含む、請求項7に記載の方法。 - 前記閾値は、前記インダクタのドロップアウト状態を表す時間間隔であり、前記インダクタの巻線の周囲温度に基づいて、前記閾値を調整することによって、前記インダクタの抵抗を補償するステップをさらに含む、請求項8に記載の方法。
- 前記第二の閾値を、前記インダクタの保持電流を維持するのに十分なレベルに維持するステップをさらに含む、請求項7に記載の方法。
- 前記放電スイッチをパルス化し、前記インダクタに作動磁場を生成させるのに十分なレベルのエネルギを前記エネルギ貯蔵装置内に維持するステップをさらに含み、前記インダクタのドロップアウト状態が検出されてから100ミリ秒以内に、前記インダクタに作動磁場を生成させるのに十分なレベルのエネルギを前記エネルギ貯蔵装置内に維持するステップをさらに含む、請求項7に記載の方法。
- 前記第二の比較器の作動と前記第一の比較器の作動との間の時間間隔に基づいて前記インダクタのドロップアウト状態が検出されたときに、前記インダクタに作動磁場を生成させるのに十分なレベルのエネルギを前記エネルギ貯蔵装置内に維持するのに適切な数のパルスの間、前記放電スイッチを前記PWMモードで駆動するステップをさらに含み、前記エネルギ貯蔵装置内のエネルギのレベルを、前記インダクタに作動磁場を生成させるのに十分なレベル未満に低下させることなく、インダクタンスの測定を可能にするのに十分な時間、前記放電スイッチを閉じるステップをさらに含む、請求項5に記載の方法。
- 前記放電スイッチを500マイクロ秒にわたって閉じるステップをさらに含む、請求項12に記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16/103,602 | 2018-08-14 | ||
| US16/103,602 US10832846B2 (en) | 2018-08-14 | 2018-08-14 | Low power solenoid with dropout detection and auto re-energization |
| PCT/US2019/046246 WO2020036900A1 (en) | 2018-08-14 | 2019-08-13 | Low power solenoid with dropout detection and auto re-energization |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2021534585A JP2021534585A (ja) | 2021-12-09 |
| JP7617841B2 true JP7617841B2 (ja) | 2025-01-20 |
Family
ID=67766399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021507655A Active JP7617841B2 (ja) | 2018-08-14 | 2019-08-13 | ドロップアウト検出、自動再通電機能付き低電力ソレノイド |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10832846B2 (ja) |
| EP (1) | EP3837703B1 (ja) |
| JP (1) | JP7617841B2 (ja) |
| CN (1) | CN112805796B (ja) |
| BR (1) | BR112021002668A2 (ja) |
| WO (1) | WO2020036900A1 (ja) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002364768A (ja) | 2001-06-07 | 2002-12-18 | Denso Corp | 電磁弁駆動装置 |
| JP2011521556A (ja) | 2008-05-13 | 2011-07-21 | オートマティック スイッチ カンパニー | 低電力ソレノイド制御システムおよび方法 |
| US20120200271A1 (en) | 2011-02-08 | 2012-08-09 | Infineon Technologies Ag | Mode Control Circuit for DC-DC Converter |
| JP2014169652A (ja) | 2013-03-01 | 2014-09-18 | Denso Corp | 電磁弁駆動装置 |
| WO2017033643A1 (ja) | 2015-08-21 | 2017-03-02 | 日立オートモティブシステムズ株式会社 | インジェクタ駆動用昇圧装置 |
Family Cites Families (41)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3852732A (en) * | 1973-03-30 | 1974-12-03 | Westinghouse Electric Corp | Solid state universal battery monitor |
| US3946285A (en) * | 1975-02-18 | 1976-03-23 | Burroughs Corporation | Solenoid control system with cusp detector |
| GB2103443A (en) | 1981-07-31 | 1983-02-16 | Philips Electronic Associated | Solenoid drive circuit |
| JPS6026135A (ja) * | 1983-07-25 | 1985-02-09 | Japan Electronic Control Syst Co Ltd | 電磁式燃料噴射弁の駆動電流制御装置 |
| FR2607278B1 (fr) * | 1986-11-26 | 1989-06-23 | Bendix Electronics Sa | Circuit integrable de regulation de courant dans une charge inductive et son application a la commande de bobine d'allumage d'un moteur a combustion interne |
| US4970622A (en) | 1986-12-03 | 1990-11-13 | Buechl Josef | Method and apparatus for controlling the operation of an electromagnet |
| US4757418A (en) | 1987-01-30 | 1988-07-12 | Ncr Corporation | Solenoid driver circuit |
| KR890008499A (ko) | 1987-11-20 | 1989-07-10 | 고가 요시네 | 솔레노이드 밸브 구동 제어 회로 |
| US5270900A (en) * | 1989-06-01 | 1993-12-14 | Allied-Signal Inc. | Solenoid response detector |
| US5337205A (en) | 1990-07-24 | 1994-08-09 | Square D Company | Dual voltage power supply |
| US5402303A (en) | 1991-04-18 | 1995-03-28 | Luck; Jonathan M. | Remotely-powdered and remotely-addressed zero-standby-current energy-accumulating high-power solenoid drivers, particularly for systems that are micropowered |
| IT1251259B (it) | 1991-12-23 | 1995-05-05 | Elasis Sistema Ricerca Fiat | Circuito di comando di carichi prevalentemente induttivi, in particolare elettroiniettori. |
| DE4325578A1 (de) * | 1993-07-30 | 1995-02-02 | Hartmann & Laemmle Elektronisc | Schalteinrichtung für einen Elektromagneten |
| DE19617110A1 (de) | 1996-04-19 | 1997-10-23 | Siemens Ag | Schaltungsanordnung zum Betrieb eines Elektromagneten |
| GB9619786D0 (en) | 1996-09-20 | 1996-11-06 | Lucas Ind Plc | Drive circuit |
| US5717562A (en) | 1996-10-15 | 1998-02-10 | Caterpillar Inc. | Solenoid injector driver circuit |
| US5815365A (en) | 1996-12-03 | 1998-09-29 | Erie Manufacturing Company | Control circuit for a magnetic solenoid in a modulating valve application |
| US6037754A (en) * | 1997-06-20 | 2000-03-14 | Raymond G. Harper | SMPS with input voltage sensing via boost inductor current sensing |
| US6208497B1 (en) | 1997-06-26 | 2001-03-27 | Venture Scientifics, Llc | System and method for servo control of nonlinear electromagnetic actuators |
| JP2000111122A (ja) | 1998-10-06 | 2000-04-18 | Mitsubishi Electric Corp | 待機電力制御装置 |
| FR2786920B1 (fr) * | 1998-12-07 | 2001-01-12 | Schneider Electric Ind Sa | Dispositif de commande standard d'un electro-aimant d'ouverture ou de fermeture d'un disjoncteur |
| DE19931972A1 (de) | 1999-07-09 | 2001-01-11 | Wabco Gmbh & Co Ohg | Schaltungsanordnung zum Betreiben eines elektromagnetischen Stellglieds |
| JP2004197629A (ja) | 2002-12-18 | 2004-07-15 | Denso Corp | 電磁負荷駆動装置 |
| JP2005150550A (ja) * | 2003-11-18 | 2005-06-09 | Sanken Electric Co Ltd | ソレノイド駆動装置 |
| DE102005013196A1 (de) | 2005-03-16 | 2006-09-28 | Siemens Ag | Elektrische Versorgungsschaltung, Schalterbetätigungsvorrichtung und Verfahren zum Betreiben einer Schalterbetätigungsvorrichtung |
| JP4820175B2 (ja) * | 2006-01-19 | 2011-11-24 | レノボ・シンガポール・プライベート・リミテッド | 電池パックおよび電池パックの機能を恒久的に停止させる方法 |
| US20070188967A1 (en) | 2006-02-10 | 2007-08-16 | Eaton Corporation | Solenoid driver circuit |
| US7483253B2 (en) * | 2006-05-30 | 2009-01-27 | Caterpillar Inc. | Systems and methods for detecting solenoid armature movement |
| US20090309054A1 (en) | 2008-06-11 | 2009-12-17 | Automatic Switch Company | System and method of operating a solenoid valve at minimum power levels |
| US8310109B2 (en) * | 2010-01-28 | 2012-11-13 | Texas Instruments Incorporated | Power management DC-DC converter and method for induction energy harvester |
| US9300125B2 (en) | 2010-06-30 | 2016-03-29 | Eaton Corporation | Apparatus for energizing a protective device, and associated method |
| CN102761248B (zh) * | 2011-04-26 | 2014-09-10 | 登丰微电子股份有限公司 | 电源转换电路及转换控制器 |
| US20150115622A1 (en) | 2013-10-31 | 2015-04-30 | Rockwell Automation Technologies, Inc. | Power management module for a solenoid-driven safety lock |
| DE102014212377B4 (de) * | 2014-06-27 | 2016-07-21 | Continental Automotive Gmbh | Verfahren zur Bestimmung eines Zustandes eines Einspritzventils |
| US9502961B2 (en) * | 2014-07-15 | 2016-11-22 | Stmicroelectonics S.R.L. | Control circuit implementing a related method for controlling a switching power factor corrector, a PFC and an AC/DC converter |
| WO2016090185A1 (en) * | 2014-12-04 | 2016-06-09 | Remy Technologies, Llc | Starter system having controlling relay switch |
| WO2016153972A1 (en) | 2015-03-20 | 2016-09-29 | Dana Automotive Systems Group, Llc | Induction based position sensing in an electromagnetic actuator |
| ITUB20151055A1 (it) * | 2015-05-27 | 2016-11-27 | St Microelectronics Srl | Dispositivo e metodo di controllo di un convertitore di tensione e relativo convertitore di tensione |
| CA3015648A1 (en) | 2016-03-01 | 2017-09-08 | Moen Incorporated | Systems and methods of powering circuits with near end-of-life batteries |
| US11863062B2 (en) * | 2018-04-27 | 2024-01-02 | Raytheon Company | Capacitor discharge circuit |
| US11429173B2 (en) * | 2018-12-21 | 2022-08-30 | Intel Corporation | Apparatus and method for proactive power management to avoid unintentional processor shutdown |
-
2018
- 2018-08-14 US US16/103,602 patent/US10832846B2/en active Active
-
2019
- 2019-08-13 JP JP2021507655A patent/JP7617841B2/ja active Active
- 2019-08-13 BR BR112021002668-1A patent/BR112021002668A2/pt active Search and Examination
- 2019-08-13 WO PCT/US2019/046246 patent/WO2020036900A1/en not_active Ceased
- 2019-08-13 EP EP19759234.8A patent/EP3837703B1/en active Active
- 2019-08-13 CN CN201980066122.1A patent/CN112805796B/zh active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002364768A (ja) | 2001-06-07 | 2002-12-18 | Denso Corp | 電磁弁駆動装置 |
| JP2011521556A (ja) | 2008-05-13 | 2011-07-21 | オートマティック スイッチ カンパニー | 低電力ソレノイド制御システムおよび方法 |
| US20120200271A1 (en) | 2011-02-08 | 2012-08-09 | Infineon Technologies Ag | Mode Control Circuit for DC-DC Converter |
| JP2014169652A (ja) | 2013-03-01 | 2014-09-18 | Denso Corp | 電磁弁駆動装置 |
| WO2017033643A1 (ja) | 2015-08-21 | 2017-03-02 | 日立オートモティブシステムズ株式会社 | インジェクタ駆動用昇圧装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112805796A (zh) | 2021-05-14 |
| US10832846B2 (en) | 2020-11-10 |
| BR112021002668A2 (pt) | 2021-05-11 |
| JP2021534585A (ja) | 2021-12-09 |
| EP3837703A1 (en) | 2021-06-23 |
| CN112805796B (zh) | 2024-06-14 |
| US20200058428A1 (en) | 2020-02-20 |
| WO2020036900A1 (en) | 2020-02-20 |
| EP3837703B1 (en) | 2024-04-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6246347B2 (ja) | 電磁石駆動装置 | |
| US7483253B2 (en) | Systems and methods for detecting solenoid armature movement | |
| JP6611370B2 (ja) | 自動化システムの電気機械コンポーネントを監視するための方法、コンピュータプログラム、及び電気機械コンポーネント | |
| JP2008168981A (ja) | エレベーターブレーキ制御装置 | |
| CN101344184A (zh) | 电磁阀驱动电路和电磁阀 | |
| CN111133547B (zh) | 操作中压断路器或重合闸的方法以及中压断路器或重合闸本身 | |
| US6269784B1 (en) | Electrically actuable engine valve providing position output | |
| CN112514011A (zh) | 用于向阀组件的螺线管通电的方法和装置 | |
| CN116696875A (zh) | 确定电磁铁的衔铁位置的方法和流体系统 | |
| CN102027664B (zh) | 低功率螺线管控制系统及方法 | |
| KR101916085B1 (ko) | 전자기 액추에이터 | |
| JP7617841B2 (ja) | ドロップアウト検出、自動再通電機能付き低電力ソレノイド | |
| JP2004514581A (ja) | ブレーキ弁を制御する装置 | |
| EP2814044A1 (en) | Method and apparatus for determining the condition of a control element | |
| KR20240127883A (ko) | 솔레노이드 픽업 및 드롭아웃 검출 | |
| EP3525224A1 (en) | Electrical assembly | |
| US11837401B2 (en) | Actuation system to achieve soft landing and the control method thereof | |
| JP2021143727A (ja) | バルブユニット制御装置、バルブユニットおよび作動流体機械 | |
| JPH04171906A (ja) | ソレノイドの作動チエツク方法 | |
| HK1157077B (en) | Low power solenoid control system and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210423 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220812 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20230620 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20230801 |
|
| A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20231101 |
|
| A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20231225 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20240416 |
|
| A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20240712 |
|
| A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20240917 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20241011 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20241210 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20250107 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 7617841 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
