JP2006291709A5 - - Google Patents

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Publication number
JP2006291709A5
JP2006291709A5 JP2005108881A JP2005108881A JP2006291709A5 JP 2006291709 A5 JP2006291709 A5 JP 2006291709A5 JP 2005108881 A JP2005108881 A JP 2005108881A JP 2005108881 A JP2005108881 A JP 2005108881A JP 2006291709 A5 JP2006291709 A5 JP 2006291709A5
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JP
Japan
Prior art keywords
gas
orifice
density ratio
detection device
passage
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.)
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Application number
JP2005108881A
Other languages
English (en)
Japanese (ja)
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JP2006291709A (ja
JP4570149B2 (ja
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Publication date
Application filed filed Critical
Priority to JP2005108881A priority Critical patent/JP4570149B2/ja
Priority claimed from JP2005108881A external-priority patent/JP4570149B2/ja
Priority to US11/397,891 priority patent/US7234450B1/en
Publication of JP2006291709A publication Critical patent/JP2006291709A/ja
Publication of JP2006291709A5 publication Critical patent/JP2006291709A5/ja
Application granted granted Critical
Publication of JP4570149B2 publication Critical patent/JP4570149B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2005108881A 2005-04-05 2005-04-05 気体密度比検出装置、濃度検出装置及び燃料蒸気処理装置 Expired - Fee Related JP4570149B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005108881A JP4570149B2 (ja) 2005-04-05 2005-04-05 気体密度比検出装置、濃度検出装置及び燃料蒸気処理装置
US11/397,891 US7234450B1 (en) 2005-04-05 2006-04-05 Gas density ratio detector, gas concentration detector, and fuel vapor treatment apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005108881A JP4570149B2 (ja) 2005-04-05 2005-04-05 気体密度比検出装置、濃度検出装置及び燃料蒸気処理装置

Publications (3)

Publication Number Publication Date
JP2006291709A JP2006291709A (ja) 2006-10-26
JP2006291709A5 true JP2006291709A5 (enExample) 2008-05-15
JP4570149B2 JP4570149B2 (ja) 2010-10-27

Family

ID=37412554

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005108881A Expired - Fee Related JP4570149B2 (ja) 2005-04-05 2005-04-05 気体密度比検出装置、濃度検出装置及び燃料蒸気処理装置

Country Status (2)

Country Link
US (1) US7234450B1 (enExample)
JP (1) JP4570149B2 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
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US7036359B2 (en) * 2003-07-31 2006-05-02 Aisan Kogyo Kabushiki Kaisha Failure diagnostic system for fuel vapor processing apparatus
JP4550672B2 (ja) * 2005-06-15 2010-09-22 株式会社デンソー 蒸発燃料処理装置
US7464698B2 (en) * 2006-04-26 2008-12-16 Denso Corporation Air-fuel ratio control apparatus of internal combustion engine
US8962206B2 (en) * 2008-11-24 2015-02-24 Daimler Ag Methods of operating fuel cell stacks and systems related thereto
US20120260624A1 (en) * 2010-07-08 2012-10-18 Cleanfuel Holdings, Inc. System and Method for Controlling Evaporative Emissions
US9771884B2 (en) 2014-10-31 2017-09-26 GM Global Technology Operations LLC System and method for controlling the amount of purge fluid delivered to cylinders of an engine based on an operating parameter of a purge pump
US10202914B2 (en) * 2015-09-01 2019-02-12 Ford Global Technologies, Llc Method to determine canister load
JP6332836B2 (ja) * 2015-12-07 2018-05-30 マツダ株式会社 蒸発燃料処理装置
JP6591336B2 (ja) * 2016-03-30 2019-10-16 愛三工業株式会社 蒸発燃料処理装置
US10087857B2 (en) * 2016-09-13 2018-10-02 Ford Global Technologies, Llc Secondary system and method for controlling an engine
DE102018112731A1 (de) * 2018-05-28 2019-11-28 Volkswagen Aktiengesellschaft Verfahren zur Ansteuerung eines Regelventils
CN109372672A (zh) * 2018-09-07 2019-02-22 机科发展科技股份有限公司 流量性能检测方法
US11491438B2 (en) 2020-01-28 2022-11-08 Koninklijke Philips N.V. Oxygen concentrator system and method for operating the same
JP7500494B2 (ja) 2021-04-30 2024-06-17 愛三工業株式会社 リーク診断装置
KR20230172180A (ko) * 2022-06-15 2023-12-22 현대자동차주식회사 차량의 연료 증발 가스의 퍼지율 증가 방법 및 그 증가 장치
KR20230172179A (ko) * 2022-06-15 2023-12-22 현대자동차주식회사 차량의 연료 증발 가스 내의 탄화 수소의 농도 계산 방법 및 그 계산 장치

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US4041757A (en) * 1975-12-30 1977-08-16 Teledyne, Inc. Fluid flowmeter
US4562744A (en) * 1984-05-04 1986-01-07 Precision Measurement, Inc. Method and apparatus for measuring the flowrate of compressible fluids
JPS6144515U (ja) * 1984-08-29 1986-03-24 三菱重工業株式会社 方向表示付オリフイス板
US4748959A (en) * 1987-05-04 1988-06-07 Ford Motor Company Regulation of engine parameters in response to vapor recovery purge systems
US4836032A (en) * 1988-03-07 1989-06-06 Texaco, Inc. Method of determining the quality of steam for stimulating hydrocarbon production
JPH073309Y2 (ja) * 1988-10-11 1995-01-30 横河電機株式会社 一体形差圧センサ
US5363832A (en) * 1992-05-14 1994-11-15 Nippondenso Co., Ltd. Fuel vapor purging control system with air/fuel ratio compensating system for internal combustion engine
JPH06101534A (ja) * 1992-09-21 1994-04-12 Nissan Motor Co Ltd エンジンの蒸発燃料処理装置
US5621657A (en) * 1995-09-25 1997-04-15 Westinghouse Air Brake Company Automatic detection of air flow transducer type under software control
US5676118A (en) * 1995-09-29 1997-10-14 Fuji Jukogyo Kabushiki Kaisha Fuel vapor purge control system of automobile engine
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WO2001066955A2 (en) * 2000-03-08 2001-09-13 Rosemount Inc. Bi-directional differential pressure flow sensor
US6453887B1 (en) * 2001-03-14 2002-09-24 Nissan Motor Co., Ltd. Fuel vapor emission control device for an engine
JP3818226B2 (ja) * 2001-07-06 2006-09-06 トヨタ自動車株式会社 内燃機関の制御装置
DE10152173A1 (de) * 2001-10-23 2003-04-30 Bosch Gmbh Robert Magnetventil zur Steuerung eines Einspritzventils
US6651514B2 (en) * 2001-11-16 2003-11-25 Daniel Industries, Inc. Dual function flow conditioner and check meter
JP2004162685A (ja) * 2002-09-18 2004-06-10 Nippon Soken Inc 蒸発燃料漏れ検査装置
JP4322799B2 (ja) 2004-03-25 2009-09-02 株式会社日本自動車部品総合研究所 内燃機関の蒸発燃料処理装置

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