JP5215831B2 - 圧力制御装置および流量制御装置 - Google Patents
圧力制御装置および流量制御装置 Download PDFInfo
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- JP5215831B2 JP5215831B2 JP2008311740A JP2008311740A JP5215831B2 JP 5215831 B2 JP5215831 B2 JP 5215831B2 JP 2008311740 A JP2008311740 A JP 2008311740A JP 2008311740 A JP2008311740 A JP 2008311740A JP 5215831 B2 JP5215831 B2 JP 5215831B2
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- pressure
- solenoid valve
- flow rate
- pulse signal
- deviation
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/20—Control of fluid pressure characterised by the use of electric means
- G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
- G05D16/2013—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means
- G05D16/2026—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means with a plurality of throttling means
- G05D16/2046—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means with a plurality of throttling means the plurality of throttling means being arranged for the control of a single pressure from a plurality of converging pressures
- G05D16/2053—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means with a plurality of throttling means the plurality of throttling means being arranged for the control of a single pressure from a plurality of converging pressures the plurality of throttling means comprising only a first throttling means acting on a higher pressure and a second throttling means acting on a lower pressure, e.g. the atmosphere
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/06—Control of flow characterised by the use of electric means
- G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
- G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
- G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Fluid Pressure (AREA)
- Flow Control (AREA)
- Magnetically Actuated Valves (AREA)
Description
Claims (4)
- 気体の供給源に接続されるとともに所定周期を有するパルス信号により開閉駆動される給気用電磁弁と、
前記給気用電磁弁に接続通路を介して接続されるとともに前記所定周期を有するパルス信号により開閉駆動される排気用電磁弁と、
前記接続通路から前記気体を導出する導出通路と、
前記接続通路内又は前記導出通路内の前記気体の圧力を検出する圧力検出手段と、
前記圧力検出手段による前記気体の検出圧力を目標圧力にするために、前記給気用電磁弁および前記排気用電磁弁を各周期において駆動する前記パルス信号を前記気体の検出圧力と目標圧力との偏差に基づいて生成する第1パルス生成手段と、
前記気体の検出圧力と目標圧力との偏差が判定値以上であることを条件に、前記給気用電磁弁および前記排気用電磁弁が駆動される周期において前記偏差を小さくするように、前記第1パルス生成手段により生成される前記パルス信号を変更する第2パルス生成手段と
を備えることを特徴とする圧力制御装置。 - 前記判定値は、前記給気用電磁弁又は前記排気用電磁弁が前記パルス信号の2周期にわたって動作しなかったことを検出することのできる値に設定されていることを特徴とする請求項1に記載の圧力制御装置。
- 前記第2パルス生成手段は、前記偏差が前記判定値以上である状態が、前記所定周期よりも短く設定された判定期間以上継続することを更に条件として、前記第1パルス生成手段により生成される前記パルス信号を変更することを特徴とする請求項1又は2に記載の圧力制御装置。
- 請求項1〜3のいずれか1項に記載の圧力制御装置と、
前記圧力制御装置から供給される前記気体により印加される圧力に基づいて流体の流量を調整する流量調整手段と、
前記流体の流量を検出する流量検出手段と、
前記流量検出手段による前記流体の検出流量を目標流量にするために前記検出流量と前記目標流量との偏差に基づいて前記気体の前記目標圧力を設定する設定手段と
を備えることを特徴とする流量制御装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008311740A JP5215831B2 (ja) | 2008-12-08 | 2008-12-08 | 圧力制御装置および流量制御装置 |
DE102009057359.3A DE102009057359B4 (de) | 2008-12-08 | 2009-12-08 | Drucksteuervorrichtung sowie Durchflussmengenregelungsvorrichtung |
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JP2008311740A JP5215831B2 (ja) | 2008-12-08 | 2008-12-08 | 圧力制御装置および流量制御装置 |
Publications (2)
Publication Number | Publication Date |
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JP2010134812A JP2010134812A (ja) | 2010-06-17 |
JP5215831B2 true JP5215831B2 (ja) | 2013-06-19 |
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Application Number | Title | Priority Date | Filing Date |
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JP2008311740A Active JP5215831B2 (ja) | 2008-12-08 | 2008-12-08 | 圧力制御装置および流量制御装置 |
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JP (1) | JP5215831B2 (ja) |
DE (1) | DE102009057359B4 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103021252B (zh) * | 2012-11-16 | 2015-08-12 | 哈尔滨工程大学 | 一种实时负压模拟装置 |
DE102015007424A1 (de) | 2015-06-09 | 2016-12-15 | Hydac Fluidtechnik Gmbh | Druckregelvorrichtung |
JP6978865B2 (ja) | 2017-07-05 | 2021-12-08 | 株式会社堀場エステック | 流体制御装置、流体制御方法、及び、流体制御装置用プログラム |
CN107422754B (zh) * | 2017-09-01 | 2023-11-14 | 中国人民解放军军事科学院军事医学研究院 | 一种微量气体流速控制装置及控制方法 |
US11953161B1 (en) | 2023-04-18 | 2024-04-09 | Intelcon System C.A. | Monitoring and detecting pipeline leaks and spills |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0736551A (ja) | 1993-07-20 | 1995-02-07 | Smc Corp | 電空レギュレータ用圧力制御装置 |
JP3247282B2 (ja) * | 1995-10-03 | 2002-01-15 | エスエムシー株式会社 | 空気圧レギュレータ |
JP3859221B2 (ja) * | 1997-09-05 | 2006-12-20 | シーケーディ株式会社 | 空気圧駆動用の開閉制御弁 |
US6422532B1 (en) | 2000-03-01 | 2002-07-23 | Invensys Systems, Inc. | Severe service valve positioner |
AU2002307547A1 (en) | 2001-04-24 | 2002-11-05 | Unit Instruments, Inc. | System and method for configuring and asapting a mass flow controller |
JP2003186549A (ja) * | 2001-10-12 | 2003-07-04 | Smc Corp | 流体圧レギュレータ |
JP3851140B2 (ja) * | 2001-10-30 | 2006-11-29 | ボッシュ株式会社 | 流量制御用電磁比例制御弁の駆動方法 |
DE102004023365B4 (de) | 2004-05-12 | 2007-07-19 | Mtu Friedrichshafen Gmbh | Verfahren zur Druck-Regelung eines Speichereinspritzsystems |
DE102007023345B4 (de) | 2007-05-16 | 2013-09-12 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Bremsanlage für ein mit einem Anhänger pneumatisch koppelbares Nutzfahrzeug und Verfahren zum Betreiben einer solchen Bremsanlage |
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2008
- 2008-12-08 JP JP2008311740A patent/JP5215831B2/ja active Active
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2009
- 2009-12-08 DE DE102009057359.3A patent/DE102009057359B4/de active Active
Also Published As
Publication number | Publication date |
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DE102009057359B4 (de) | 2019-01-31 |
DE102009057359A1 (de) | 2010-06-10 |
JP2010134812A (ja) | 2010-06-17 |
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