JP5366555B2 - ポンプ内の圧力補償のためのシステムおよび方法 - Google Patents
ポンプ内の圧力補償のためのシステムおよび方法 Download PDFInfo
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- JP5366555B2 JP5366555B2 JP2008543354A JP2008543354A JP5366555B2 JP 5366555 B2 JP5366555 B2 JP 5366555B2 JP 2008543354 A JP2008543354 A JP 2008543354A JP 2008543354 A JP2008543354 A JP 2008543354A JP 5366555 B2 JP5366555 B2 JP 5366555B2
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/08—Regulating by delivery pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B13/00—Pumps specially modified to deliver fixed or variable measured quantities
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
- F04B49/065—Control using electricity and making use of computers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2205/00—Fluid parameters
- F04B2205/03—Pressure in the compression chamber
Description
本願は、2005年12月2日に発明者であるGeorge GonnellaおよびJames Cedroneによって出願された、名称「System and Method for Valve Compensation in a Pump」の米国仮特許出願第60/741,682号の優先権を主張し、その全内容はすべての目的のために参照によって本願明細書に明白に援用される。
本発明は、概して流体ポンプに関する。より具体的には、本発明の実施形態は、多段式ポンプに関する。さらに具体的には、本発明の実施形態は、半導体製造で使用されるポンプ内に生じ得る圧力変動の補償に関する。
Claims (20)
- a)分配するための液体を受けるよう作動可能なポンプ装置の出口弁を閉じることと、
b)前記ポンプ装置のチャンバ内に前記液体を導入することと、
c)前記チャンバを密閉することと、
d)前記チャンバ内の圧力を感知するよう作動する圧力センサにより前記チャンバ内の前記液体の圧力を感知することと、
e)該チャンバ内の前記液体の前記圧力が所望の圧力を上回るか否かを判断することと、
f)該ポンプ装置のポンプ手段の移動を調節することにより、該チャンバ内の圧力ドリフトを補償して、前記チャンバ内の圧力を実質的に前記所望の圧力に維持することと、
上記d)からf)の工程を、前記液体の分注が開始されるまで繰り返すことと、
を含む、方法。 - 前記所望の圧力は、分注圧力またはその一部である、請求項1に記載の方法。
- 前記チャンバ内の圧力が前記所望の圧力を上回るか否かを判断することは、圧力センサから該チャンバ内の圧力を受信し、該圧力が該所望の圧力の許容値内であるか否かを判断することを含む、請求項1に記載の方法。
- 前記液体を分注することは、前記ポンプ手段の最初の位置に基づいて分注位置を判断することと、該分注が開始されるときの該ポンプ手段の位置から該分注位置へ該ポンプ手段を移動させることとをさらに含む、請求項3に記載の方法。
- 前記液体を分注することは、前記ポンプ手段の最初の位置に基づく分注距離を計算することと、該ポンプ手段が前記所望の圧力を維持するために移動する距離に基づく補正距離を計算することと、該分注距離に該補正距離を加えた距離だけ該ポンプ手段を移動させることとを含む、請求項3に記載の方法。
- 前記液体を分注することは、前記ポンプ手段の最初の位置に基づく分注距離を計算し、該分注距離だけ該ポンプ手段を移動させることを含む、請求項3に記載の方法。
- 前記ポンプ手段が移動している間は、前記圧力が前記所望の圧力を上回るか否かの判断は行われない、請求項3に記載の方法。
- 前記圧力センサが前記チャンバ内の前記液体と接触する面を有し、
前記ポンプ装置が遮断弁を備え、該遮断弁からの流出が前記ポンプチャンバへ送られ、
前記チャンバが密閉されているときに前記遮断弁及び前記出口弁は閉位置にある
請求項3に記載の方法。 - 前記圧力が前記所望の圧力の許容値内であるか否かを判断する前に、前記ポンプ手段が既に動作を停止していることを検出することをさらに含む、請求項3に記載の方法。
- コンピュータ読み取り可能な格納媒体であって、ポンプ装置に、
a)前記ポンプ装置の出口弁を閉じることと、
b)該ポンプ装置のチャンバ内へ液体を導入することと、
c)前記チャンバを密閉することと、
d)前記チャンバ内の圧力を感知するよう作動する圧力センサにより前記チャンバ内の前記液体の圧力を感知することと、
e)該チャンバ内の前記液体の前記圧力が所望の圧力を上回るか否かを判断することであって、該所望の圧力は分注圧力またはその一部である、ことと、
f)該ポンプ装置のポンプ手段の移動を調節することにより、該チャンバ内の圧力ドリフトを補償して、前記チャンバ内の圧力を実質的に前記所望の圧力に維持することと、
上記d)ないしf)の工程を、前記液体の分注が開始されるまで繰り返すことと、
を実行させる命令を格納してなる、コンピュータ読み取り可能な格納媒体。 - 供給チャンバと、分注のためのプロセス液体を受けるように動作可能な分注チャンバと、該分注チャンバ内のポンプ手段と、いくつかの弁からなる弁システムと、該分注チャンバ内の圧力を感知するように動作可能な圧力センサとを含む、ポンプ装置と、
a)前記分注チャンバに前記液体を充填するよう前記ポンプ装置を制御し、b)前記分注チャンバを密閉するよう前記弁システムを制御し、c)前記圧力センサによって感知された前記分注チャンバ内の前記圧力を受信し、d)該分注チャンバ内の圧力が所望の圧力を上回るか否かを判断し、e)モータの動きを調整することにより前記分注チャンバ内の圧力ドリフトを補償して、該分注チャンバ内の該所望の圧力を実質的に維持し、f)前記液体の分注が開始されるまで、上記のc)ないしe)の工程を繰り返すように構成された制御装置と
を含み、
該制御装置は、該ポンプ手段の移動を調整することにより、該分注チャンバから前記液体を分注するようにさらに動作可能である、システム。 - 前記分注チャンバ内の圧力が前記所望の圧力を上回るか否かを判断することは、圧力センサから該チャンバ内の圧力を受信し、該圧力が該所望の圧力の許容値内であるか否かを判断することを含む、請求項11に記載のシステム。
- 前記液体を分注することは、ダイアフラムの最初の位置に基づいて分注位置を判断することと、該分注が開始されるときの第二の位置から該分注位置に前記ダイアフラムが移動するように、前記モータの動きを調整することとをさらに含む、請求項12に記載のシステム。
- 前記液体を分注することは、前記ダイアフラムの最初の位置に基づく分注距離と、該ダイアフラムが前記基準圧力を維持するために移動する距離に基づく補正距離とを計算することと、該分注距離に該補正距離を加えた距離だけ前記ダイアフラムを移動させるように、前記モータの動きを調整することとを含む、請求項12に記載のシステム。
- 前記液体を分注するステップは、前記ダイアフラムの最初の位置に基づく分注距離を計算し、前記分注距離だけ該ダイアフラムが動くように、前記モータの動きを調整することを含む、請求項12に記載のシステム。
- 前記圧力センサが前記チャンバ内の前記液体と接触する面を有しており、
前記弁システムが遮断弁及び出口弁を備え、該遮断弁からの流出が流路を介して前記ポンプチャンバへ送られ、、
前記分注チャンバが密閉されているときに前記遮断弁及び前記出口弁は閉位置にある
請求項12に記載のシステム。 - 前記制御装置は、前記モータが動いている間は、前記圧力センサを使用不能にするように動作可能である、請求項12に記載のシステム。
- 前記制御装置は、前記圧力が前記所望の圧力の許容値内であるか否かを判断する前に、前記モータが既に動作を停止していることを検出するように動作可能である、請求項12に記載のシステム。
- 前記圧力は、約30khz、約10khzまたは約1khzのサンプリングレートで受信される、請求項12に記載のシステム。
- 前記モータは、モータインクリメント分だけ動くように調整される、請求項12に記載のシステム。
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Application Number | Priority Date | Filing Date | Title |
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US74168205P | 2005-12-02 | 2005-12-02 | |
US60/741,682 | 2005-12-02 | ||
PCT/US2006/045175 WO2007067358A2 (en) | 2005-12-02 | 2006-11-20 | System and method for pressure compensation in a pump |
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JP2012059979A Division JP5583708B2 (ja) | 2005-12-02 | 2012-03-16 | ポンプ内の圧力補償のためのシステムおよび方法 |
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JP2009517601A JP2009517601A (ja) | 2009-04-30 |
JP2009517601A5 JP2009517601A5 (ja) | 2010-01-14 |
JP5366555B2 true JP5366555B2 (ja) | 2013-12-11 |
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JP2012059979A Active JP5583708B2 (ja) | 2005-12-02 | 2012-03-16 | ポンプ内の圧力補償のためのシステムおよび方法 |
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US (3) | US8029247B2 (ja) |
JP (2) | JP5366555B2 (ja) |
KR (1) | KR101243509B1 (ja) |
CN (2) | CN101356372B (ja) |
TW (2) | TWI506202B (ja) |
WO (1) | WO2007067358A2 (ja) |
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Cited By (2)
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US10507484B2 (en) | 2016-02-16 | 2019-12-17 | SCREEN Holdings Co., Ltd. | Pump apparatus and substrate treating apparatus |
US10790165B2 (en) | 2016-08-24 | 2020-09-29 | SCREEN Holdings Co., Ltd. | Pump apparatus and substrate treating apparatus |
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KR20080071619A (ko) | 2008-08-04 |
CN102705209A (zh) | 2012-10-03 |
TWI400389B (zh) | 2013-07-01 |
US8029247B2 (en) | 2011-10-04 |
US20140322032A1 (en) | 2014-10-30 |
CN102705209B (zh) | 2015-09-30 |
US20070125797A1 (en) | 2007-06-07 |
JP2012112390A (ja) | 2012-06-14 |
KR101243509B1 (ko) | 2013-03-20 |
WO2007067358A3 (en) | 2007-10-25 |
US9816502B2 (en) | 2017-11-14 |
US8870548B2 (en) | 2014-10-28 |
CN101356372A (zh) | 2009-01-28 |
WO2007067358A2 (en) | 2007-06-14 |
TWI506202B (zh) | 2015-11-01 |
CN101356372B (zh) | 2012-07-04 |
US20120070311A1 (en) | 2012-03-22 |
JP2009517601A (ja) | 2009-04-30 |
JP5583708B2 (ja) | 2014-09-03 |
TW201309912A (zh) | 2013-03-01 |
TW200734547A (en) | 2007-09-16 |
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