JPWO2015147058A1 - 圧力検出装置 - Google Patents
圧力検出装置 Download PDFInfo
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- JPWO2015147058A1 JPWO2015147058A1 JP2016510425A JP2016510425A JPWO2015147058A1 JP WO2015147058 A1 JPWO2015147058 A1 JP WO2015147058A1 JP 2016510425 A JP2016510425 A JP 2016510425A JP 2016510425 A JP2016510425 A JP 2016510425A JP WO2015147058 A1 JPWO2015147058 A1 JP WO2015147058A1
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- circuit
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- detection device
- pressure detection
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Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L23/00—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
- G01L23/08—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically
- G01L23/10—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically by pressure-sensitive members of the piezoelectric type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D35/00—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for
- F02D35/02—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
- F02D35/023—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions by determining the cylinder pressure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L23/00—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
- G01L23/22—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines
- G01L23/221—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines for detecting or indicating knocks in internal combustion engines
- G01L23/225—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines for detecting or indicating knocks in internal combustion engines circuit arrangements therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/08—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of piezoelectric devices, i.e. electric circuits therefor
Abstract
Description
Claims (11)
- 圧力を受けることにより当該圧力に対応した検出信号を出力する圧力検出素子とこの圧力検出素子から出力する検出信号を処理して出力する処理回路とを備えてなる圧力検出装置であって、導体パターンを形成した回路基板に、所定の電圧値に設定した基準電圧を動作基準として前記検出信号を電圧波形に変換するアナログ回路を有する集積回路を実装し、かつ前記検出信号を当該集積回路に付与する入力回路を有するとともに、前記入力回路の少なくとも一部の領域を囲み、かつ前記基準電圧が印加されるシールドパターンを有する前記処理回路を備えることを特徴とする圧力検出装置。
- 前記集積回路は、少なくとも、前記検出信号を入力する入力端子とこの入力端子に隣接したシールド端子を備えることを特徴とする請求項1記載の圧力検出装置。
- 前記シールドパターンは、前記シールド端子に対して電気的に接続し、前記入力端子を含む前記入力回路の少なくとも一部の領域を囲む枠状に形成することを特徴とする請求項2に記載の圧力検出装置。
- 前記シールドパターンは、前記入力回路に備える部品を実装するランド間の隙間に配することを特徴とする請求項1,2又は3に記載の圧力検出装置。
- 前記基準電圧は、電源の中間値に設定してなることを特徴とする請求項1記載の圧力検出装置。
- 前記基準電圧は、保護抵抗を介して前記シールドパターンに印加することを特徴とする請求項1又は5に記載の圧力検出装置。
- 前記回路基板は、前記集積回路が実装された表面層に対する裏面層であって、前記入力回路の少なくとも一部の領域に対向する裏面領域に、前記基準電圧を印加するシールドパターンを形成してなることを特徴とする請求項1記載の圧力検出装置。
- 前記回路基板は、多層基板により構成するとともに、前記回路基板における内面層であって、前記入力回路の少なくとも一部の領域に対向する内面領域に、前記基準電圧を印加するシールドパターンを形成してなることを特徴とする請求項1記載の圧力検出装置。
- 前記アナログ回路は、前記検出信号を積分処理する積分回路を備えてなることを特徴とする請求項1記載の圧力検出装置。
- 前記積分回路は、単電源で動作する演算増幅回路により構成することを特徴とする請求項9記載の圧力検出装置。
- 自動車に搭載するエンジンの燃焼圧を検出する圧力検出装置に適用してなることを特徴とする請求項1記載の圧力検出装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014067063 | 2014-03-27 | ||
JP2014067063 | 2014-03-27 | ||
PCT/JP2015/059134 WO2015147058A1 (ja) | 2014-03-27 | 2015-03-25 | 圧力検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2015147058A1 true JPWO2015147058A1 (ja) | 2017-04-13 |
JP6305522B2 JP6305522B2 (ja) | 2018-04-04 |
Family
ID=54195569
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016510425A Active JP6305522B2 (ja) | 2014-03-27 | 2015-03-25 | 圧力検出装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10054509B2 (ja) |
EP (1) | EP3124933B1 (ja) |
JP (1) | JP6305522B2 (ja) |
CN (1) | CN106415228B (ja) |
WO (1) | WO2015147058A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3657145B1 (en) * | 2014-03-27 | 2022-06-22 | Citizen Finedevice Co., Ltd. | Pressure detection device |
JP6496080B2 (ja) * | 2016-03-24 | 2019-04-03 | シチズンファインデバイス株式会社 | 圧電センサ |
JP6827866B2 (ja) * | 2017-03-28 | 2021-02-10 | シチズンファインデバイス株式会社 | 検出装置および回路基板 |
JP6718855B2 (ja) * | 2017-11-30 | 2020-07-08 | 株式会社鷺宮製作所 | 圧力センサのシールド構造、および、それを備える圧力センサ |
JP6409148B1 (ja) * | 2018-08-28 | 2018-10-17 | シチズンファインデバイス株式会社 | 圧力検出装置、処理回路 |
JP2020084804A (ja) * | 2018-11-19 | 2020-06-04 | 株式会社ミクニ | 圧力検出信号処理装置、エンジン制御システム、および、プログラム |
CN110868193B (zh) * | 2019-11-13 | 2022-06-10 | 宁波大学 | 一种压电执行器输出位移与输出力的自感知方法 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63148137A (ja) * | 1986-12-10 | 1988-06-21 | Nippon Denso Co Ltd | 圧電型圧力検出装置 |
JPH01272304A (ja) * | 1988-04-25 | 1989-10-31 | Kayaba Ind Co Ltd | 圧力センサの増幅回路 |
JPH10197377A (ja) * | 1996-12-27 | 1998-07-31 | Hokuriku Electric Ind Co Ltd | 圧力センサモジュール |
JP2000205983A (ja) * | 1999-01-07 | 2000-07-28 | Hokuriku Electric Ind Co Ltd | 静電容量型圧力センサユニット |
JP3233791B2 (ja) * | 1994-08-25 | 2001-11-26 | 株式会社山武 | 差動容量反転積分器及びこれを用いた静電容量変化量検出装置 |
JP3926202B2 (ja) * | 2002-05-14 | 2007-06-06 | アルプス電気株式会社 | 検出装置 |
JP4045841B2 (ja) * | 2002-04-17 | 2008-02-13 | 株式会社デンソー | プローブカード |
JP2008282971A (ja) * | 2007-05-10 | 2008-11-20 | Yamaha Corp | 半導体装置及び半導体装置の実装構造 |
JP5223635B2 (ja) * | 2008-12-04 | 2013-06-26 | 富士通セミコンダクター株式会社 | 半導体装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4775816A (en) * | 1987-11-09 | 1988-10-04 | Stanadyne, Inc. | Piezoelectric sensor |
US6427539B1 (en) * | 2000-07-31 | 2002-08-06 | Motorola, Inc. | Strain gauge |
WO2005032212A1 (en) * | 2003-09-29 | 2005-04-07 | Bang & Olufsen Medicom A/S | A microphone component and a method for its manufacture |
CN100451586C (zh) * | 2006-08-21 | 2009-01-14 | 昆山双桥传感器测控技术有限公司 | 用于压阻式动态压力传感器的高频宽带放大电路 |
CN201429478Y (zh) * | 2009-06-10 | 2010-03-24 | 北京钢研新冶电气股份有限公司 | 一种在线压力检测装置 |
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2015
- 2015-03-25 JP JP2016510425A patent/JP6305522B2/ja active Active
- 2015-03-25 WO PCT/JP2015/059134 patent/WO2015147058A1/ja active Application Filing
- 2015-03-25 CN CN201580016303.5A patent/CN106415228B/zh active Active
- 2015-03-25 EP EP15768975.3A patent/EP3124933B1/en active Active
- 2015-03-25 US US15/129,659 patent/US10054509B2/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63148137A (ja) * | 1986-12-10 | 1988-06-21 | Nippon Denso Co Ltd | 圧電型圧力検出装置 |
JPH01272304A (ja) * | 1988-04-25 | 1989-10-31 | Kayaba Ind Co Ltd | 圧力センサの増幅回路 |
JP3233791B2 (ja) * | 1994-08-25 | 2001-11-26 | 株式会社山武 | 差動容量反転積分器及びこれを用いた静電容量変化量検出装置 |
JPH10197377A (ja) * | 1996-12-27 | 1998-07-31 | Hokuriku Electric Ind Co Ltd | 圧力センサモジュール |
JP2000205983A (ja) * | 1999-01-07 | 2000-07-28 | Hokuriku Electric Ind Co Ltd | 静電容量型圧力センサユニット |
JP4045841B2 (ja) * | 2002-04-17 | 2008-02-13 | 株式会社デンソー | プローブカード |
JP3926202B2 (ja) * | 2002-05-14 | 2007-06-06 | アルプス電気株式会社 | 検出装置 |
JP2008282971A (ja) * | 2007-05-10 | 2008-11-20 | Yamaha Corp | 半導体装置及び半導体装置の実装構造 |
JP5223635B2 (ja) * | 2008-12-04 | 2013-06-26 | 富士通セミコンダクター株式会社 | 半導体装置 |
Also Published As
Publication number | Publication date |
---|---|
EP3124933B1 (en) | 2021-04-28 |
JP6305522B2 (ja) | 2018-04-04 |
WO2015147058A1 (ja) | 2015-10-01 |
CN106415228A (zh) | 2017-02-15 |
CN106415228B (zh) | 2019-11-12 |
US20170146421A1 (en) | 2017-05-25 |
US10054509B2 (en) | 2018-08-21 |
EP3124933A4 (en) | 2017-11-15 |
EP3124933A1 (en) | 2017-02-01 |
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