DE69004064D1 - Strömungsgeschwindigkeitsmesssystem. - Google Patents

Strömungsgeschwindigkeitsmesssystem.

Info

Publication number: DE69004064D1
Authority: DE; Germany
Prior art keywords: flow velocity; measuring system; velocity measuring; flow; velocity
Prior art date: 1989-12-02
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.): Expired - Fee Related

Application number

DE90123017T

Other languages

English (en)

Other versions

DE69004064T2 (de

Inventor

Ryohei Kumagai

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Yozan Inc

Original Assignee

Ezel Inc

Sharp Corp

Priority date (The priority date 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 date listed.)

1989-12-02

Filing date

1990-11-30

Publication date

1993-11-25

1990-11-30 Application filed by Ezel Inc, Sharp Corp filed Critical Ezel Inc

1993-11-25 Publication of DE69004064D1 publication Critical patent/DE69004064D1/de

1994-02-17 Application granted granted Critical

1994-02-17 Publication of DE69004064T2 publication Critical patent/DE69004064T2/de

2010-12-01 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/001—Full-field flow measurement, e.g. determining flow velocity and direction in a whole region at the same time, flow visualisation

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Aviation & Aerospace Engineering (AREA)
Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Measuring Volume Flow (AREA)

DE90123017T 1989-12-02 1990-11-30 Strömungsgeschwindigkeitsmesssystem. Expired - Fee Related DE69004064T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP1313911A JP2815118B2 (ja)	1989-12-02	1989-12-02	流速測定装置

Publications (2)

Publication Number	Publication Date
DE69004064D1 true DE69004064D1 (de)	1993-11-25
DE69004064T2 DE69004064T2 (de)	1994-02-17

Family

ID=18047005

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE90123017T Expired - Fee Related DE69004064T2 (de)	1989-12-02	1990-11-30	Strömungsgeschwindigkeitsmesssystem.

Country Status (4)

Country	Link
EP (1)	EP0436125B1 (de)
JP (1)	JP2815118B2 (de)
KR (1)	KR910012721A (de)
DE (1)	DE69004064T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4200309A1 (de) *	1992-01-09	1993-07-15	Gerhard Arnold Dr Seiler	Vorrichtung und verfahren zur ermittlung der stroemung eines stroemungsmediums
CN1038613C (zh) *	1994-12-23	1998-06-03	清华大学	河工模型试验流场量测中的图像摄取***及图象处理方法
WO2000003308A2 (en) *	1998-07-10	2000-01-20	Kansas State University Research Foundation	Particle image velocimetry apparatus and methods
KR100817907B1 (ko) *	2006-07-27	2008-03-31	명지대학교 산학협력단	표면 영상 분석에 의한 하천의 표면 유속 측정 방법
US10386384B2 (en)	2016-02-01	2019-08-20	Regents Of The Univesity Of Minnesota	System and method for digital inline holography
US10895843B2 (en)	2018-03-02	2021-01-19	Regents Of The University Of Minnesota	System, devices, and methods for digital holography

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3706495A (en) *	1970-07-31	1972-12-19	William P Dotson Jr	Method of measuring the velocity of a small moving object
JPS5642871A (en) *	1979-09-17	1981-04-21	Nec Corp	Detecting device for picture shift component
US4729109A (en) *	1985-05-29	1988-03-01	University Of Illinois	Method and apparatus for measuring the displacements of particle images for multiple exposure velocimetry
JPH0439580Y2 (de) *	1986-05-07	1992-09-16
JPH0624030B2 (ja) *	1987-09-14	1994-03-30	日本放送協会	画像解析装置

1989
- 1989-12-02 JP JP1313911A patent/JP2815118B2/ja not_active Expired - Lifetime
1990
- 1990-11-30 EP EP19900123017 patent/EP0436125B1/de not_active Expired - Lifetime
- 1990-11-30 DE DE90123017T patent/DE69004064T2/de not_active Expired - Fee Related
- 1990-12-01 KR KR1019900019696A patent/KR910012721A/ko active IP Right Grant

Also Published As

Publication number	Publication date
JPH03175364A (ja)	1991-07-30
JP2815118B2 (ja)	1998-10-27
EP0436125A1 (de)	1991-07-10
EP0436125B1 (de)	1993-10-20
KR910012721A (ko)	1991-08-08
DE69004064T2 (de)	1994-02-17

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Legal Events

Date	Code	Title	Description
1994-01-20	8380	Miscellaneous part iii	Free format text: DIE PATENTINHABER LAUTEN RICHTIG: EZEL INC., TOKIO/TOKYO, JP SHARP K.K., OSAKA, JP
1994-11-17	8364	No opposition during term of opposition
1997-04-24	8327	Change in the person/name/address of the patent owner	Owner name: YOZAN INC., TOKIO/TOKYO, JP SHARP K.K., OSAKA, JP
2000-02-10	8339	Ceased/non-payment of the annual fee