FI915956A0 - Automatiserad floedes rotameter. - Google Patents

Automatiserad floedes rotameter.

Info

Publication number
FI915956A0
FI915956A0 FI915956A FI915956A FI915956A0 FI 915956 A0 FI915956 A0 FI 915956A0 FI 915956 A FI915956 A FI 915956A FI 915956 A FI915956 A FI 915956A FI 915956 A0 FI915956 A0 FI 915956A0
Authority
FI
Finland
Prior art keywords
floedes
automatiserad
rotameter
floedes rotameter
automatiserad floedes
Prior art date
Application number
FI915956A
Other languages
English (en)
Inventor
Theodore Bruce Farver
Original Assignee
Combustion Eng
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.)
Filing date
Publication date
Application filed by Combustion Eng filed Critical Combustion Eng
Publication of FI915956A0 publication Critical patent/FI915956A0/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/39—Scanning a visible indication of the measured value and reproducing this indication at the remote place, e.g. on the screen of a cathode ray tube
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
    • G01F1/22—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow by variable-area meters, e.g. rotameters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/06—Indicating or recording devices
    • G01F15/061—Indicating or recording devices for remote indication
    • G01F15/063—Indicating or recording devices for remote indication using electrical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/06—Indicating or recording devices
    • G01F15/068—Indicating or recording devices with electrical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
FI915956A 1989-06-20 1991-12-18 Automatiserad floedes rotameter. FI915956A0 (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/369,084 US4947247A (en) 1989-06-20 1989-06-20 Displacement measurement apparatus and method for an automated flow rotameter
PCT/US1990/001570 WO1990015970A1 (en) 1989-06-20 1990-03-26 Automated flow rotameter

Publications (1)

Publication Number Publication Date
FI915956A0 true FI915956A0 (fi) 1991-12-18

Family

ID=23454044

Family Applications (1)

Application Number Title Priority Date Filing Date
FI915956A FI915956A0 (fi) 1989-06-20 1991-12-18 Automatiserad floedes rotameter.

Country Status (4)

Country Link
US (1) US4947247A (fi)
EP (1) EP0478561A1 (fi)
FI (1) FI915956A0 (fi)
WO (1) WO1990015970A1 (fi)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5249136A (en) * 1989-12-02 1993-09-28 Ezel, Inc. System for measuring fluid-flow velocity distribution
US5177607A (en) * 1990-08-27 1993-01-05 Zexel Corporation Method and apparatus for measuring velocity of fluid
FR2696827A1 (fr) * 1992-10-12 1994-04-15 Glen Michel Procédé de lecture de compteur à distance.
US5559894A (en) * 1993-06-28 1996-09-24 Lubliner; David J. Automated meter inspection and reading
EP1046024A1 (en) * 1998-01-05 2000-10-25 Leonard Reiffel Thermometer and thermometer reader
US6250800B1 (en) * 1998-01-05 2001-06-26 Leonard Reiffel X-ray imaged implanted thermometers
US6621943B1 (en) 2000-06-08 2003-09-16 Wafermasters, Inc. System and method for converting analog data to digital data
WO2006107943A2 (en) * 2005-04-04 2006-10-12 Carlson Eric A Linear measurement machine-readable medium, method and system
CA2655591A1 (en) * 2009-02-17 2010-08-17 Wisemen Controls & Instrumentation Ltd. Gas flow meter reader
US8643781B1 (en) * 2009-12-31 2014-02-04 Marvell Israel (M.I.S.L) Ltd. Display interface methods and systems
CN103017869B (zh) * 2012-11-28 2015-07-29 华南农业大学 一种基于数字图像处理的水位测定系统及方法
US10823592B2 (en) * 2013-09-26 2020-11-03 Rosemount Inc. Process device with process variable measurement using image capture device
US11076113B2 (en) 2013-09-26 2021-07-27 Rosemount Inc. Industrial process diagnostics using infrared thermal sensing
US10638093B2 (en) 2013-09-26 2020-04-28 Rosemount Inc. Wireless industrial process field device with imaging
US10914635B2 (en) 2014-09-29 2021-02-09 Rosemount Inc. Wireless industrial process monitor
US10799900B2 (en) 2016-07-15 2020-10-13 Capstan Ag Systems, Inc. Electric fluid flow monitoring apparatus and agricultural fluid application systems including same
US10871384B2 (en) 2019-02-26 2020-12-22 Thomas P. Moyer Apparatus and methods utilizing emissive patterns to determine positional information

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1208420A (fr) * 1958-06-11 1960-02-23 Rochar Electronique Dispositif de lecture d'indications de niveaux
US3621130A (en) * 1969-11-21 1971-11-16 Nasa System for quantizing graphic displays
US3578906A (en) * 1969-11-24 1971-05-18 Ibm Close circuit television measurement system
US3679820A (en) * 1970-01-19 1972-07-25 Western Electric Co Measuring system
US3909519A (en) * 1972-11-10 1975-09-30 Jr Lewis C Page Measuring system
JPS5926064B2 (ja) * 1979-09-10 1984-06-23 工業技術院長 輪郭画像の特徴抽出装置
US4570903A (en) * 1982-04-19 1986-02-18 Crass Otto G Method and apparatus for measurement of valve stem thrust
US4774676A (en) * 1984-11-07 1988-09-27 Waukee Engineering Company Linear digital flowmeter
US4604963A (en) * 1984-11-30 1986-08-12 Kirkham James A Digital graphic image analyzer
FR2609551B1 (fr) * 1987-01-09 1991-09-20 Cattarino Yvan Procede et dispositif pour detecter et mesurer automatiquement la position de formes ou de nuances d'une image fournie par une camera video
US4837708A (en) * 1987-07-01 1989-06-06 Maraven, S.A. Process and apparatus for determining flow rate of a flow medium in a flow line
US4805451A (en) * 1987-08-20 1989-02-21 Liberty Technology Center, Inc. System for evaluating the condition and performance of a valve and valve operator combination

Also Published As

Publication number Publication date
US4947247A (en) 1990-08-07
EP0478561A1 (en) 1992-04-08
WO1990015970A1 (en) 1990-12-27

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