CA1036707A - Moisture indicating apparatus - Google Patents

Moisture indicating apparatus

Info

Publication number
CA1036707A
CA1036707A CA246,082A CA246082A CA1036707A CA 1036707 A CA1036707 A CA 1036707A CA 246082 A CA246082 A CA 246082A CA 1036707 A CA1036707 A CA 1036707A
Authority
CA
Canada
Prior art keywords
conduit
moisture
magnitude
predetermined
signal
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.)
Expired
Application number
CA246,082A
Other languages
English (en)
French (fr)
Inventor
Ronald L. Bannister
James W. Wonn
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric 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.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA1036707A publication Critical patent/CA1036707A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G01N29/032—Analysing fluids by measuring attenuation of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G01N29/024—Analysing fluids by measuring propagation velocity or propagation time of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/222—Constructional or flow details for analysing fluids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/011—Velocity or travel time
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/015—Attenuation, scattering
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02845—Humidity, wetness

Landscapes

  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Acoustics & Sound (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Measuring Volume Flow (AREA)
CA246,082A 1975-03-10 1976-02-19 Moisture indicating apparatus Expired CA1036707A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/557,153 US3991603A (en) 1975-03-10 1975-03-10 Moisture indicating apparatus

Publications (1)

Publication Number Publication Date
CA1036707A true CA1036707A (en) 1978-08-15

Family

ID=24224250

Family Applications (1)

Application Number Title Priority Date Filing Date
CA246,082A Expired CA1036707A (en) 1975-03-10 1976-02-19 Moisture indicating apparatus

Country Status (10)

Country Link
US (1) US3991603A (Direct)
JP (1) JPS51113790A (Direct)
BE (1) BE839340A (Direct)
CA (1) CA1036707A (Direct)
DE (1) DE2609662A1 (Direct)
ES (1) ES445837A1 (Direct)
FR (1) FR2304082A1 (Direct)
GB (1) GB1508245A (Direct)
IT (1) IT1056962B (Direct)
SE (1) SE427388B (Direct)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4123909A (en) 1976-12-20 1978-11-07 Combustion Engineering, Inc. Turbine trip system
US4063228A (en) * 1976-12-22 1977-12-13 General Electric Company Moisture detector for steam line
DE3406356A1 (de) * 1984-02-22 1985-09-05 Schittek, Margarete, 2805 Stuhr Verfahren zur erkennung von durch drosselstellen stroemenden medien
US4655041A (en) * 1986-01-21 1987-04-07 Dresser Industries, Inc. Rate of change of pressure temperature protection system for a turbine
US5061431A (en) * 1989-09-01 1991-10-29 Westinghouse Electric Corp. Method of determining the enthalpy and moisture content of wet steam
US5043706A (en) * 1990-10-19 1991-08-27 Eastman Kodak Company System and method for detecting bubbles in a flowing fluid
US5307679A (en) * 1992-03-25 1994-05-03 The United States Of America As Represented By The Secretary Of Agriculture Method and apparatus for evaluating the drying properties of un-dried wood
US5231832A (en) * 1992-07-15 1993-08-03 Institute Of Gas Technology High efficiency expansion turbines
SE9703450L (sv) * 1997-09-24 1999-03-25 Sca Graphic Sundsvall Ab Sätt och anordning för processövervakning
US6122836A (en) * 1998-05-07 2000-09-26 S.P. Industries, Inc., The Virtis Division Freeze drying apparatus and method employing vapor flow monitoring and/or vacuum pressure control
US20060185778A1 (en) * 2005-02-22 2006-08-24 Dany Michiels Tire with cap ply layer
EP2738360B1 (en) * 2012-12-03 2019-06-12 General Electric Technology GmbH A warming arrangement for a steam turbine in a power plant
US10698427B2 (en) * 2016-10-31 2020-06-30 Ge Oil & Gas Pressure Control Lp System and method for assessing sand flow rate

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3097488A (en) * 1961-11-03 1963-07-16 Gen Electric Turbine control system
US3580092A (en) * 1969-12-23 1971-05-25 Scarpa Lab Inc Acoustic flowmeter
GB1372724A (en) * 1971-02-05 1974-11-06 Ici Ltd Detection of velocities of fluids in conduits
US3882680A (en) * 1972-04-18 1975-05-13 Babcock & Wilcox Co By-pass system
US3816773A (en) * 1972-10-12 1974-06-11 Mobil Oil Corp Method and apparatus for detecting particulate material in flow stream
NO140838C (no) * 1973-12-07 1979-11-21 Mobil Oil Corp Anordning for detektering av partikkelformig materiale i en fluidum-stroem

Also Published As

Publication number Publication date
SE427388B (sv) 1983-03-28
ES445837A1 (es) 1977-06-01
IT1056962B (it) 1982-02-20
JPS5529389B2 (Direct) 1980-08-02
DE2609662A1 (de) 1976-09-23
US3991603A (en) 1976-11-16
BE839340A (fr) 1976-09-09
USB557153I5 (Direct) 1976-02-03
GB1508245A (en) 1978-04-19
FR2304082B1 (Direct) 1981-11-27
JPS51113790A (en) 1976-10-07
SE7601647L (sv) 1976-09-13
FR2304082A1 (fr) 1976-10-08

Similar Documents

Publication Publication Date Title
CA1036707A (en) Moisture indicating apparatus
US2561763A (en) Material flow indicator
CA1189945A (en) Device for the activation of an apparatus for measuring acoustic emission by detection of background noise
US4696191A (en) Apparatus and method for void/particulate detection
JPS5523476A (en) Detection circuit device for ultrasonic propagation time
JP3643241B2 (ja) 漏洩位置検出装置
US4392214A (en) Sound-monitoring device for an industrial installation
US4570489A (en) Apparatus for detecting the evolution of an acoustic signal
Zheng et al. Online measurement of the size distribution of pneumatically conveyed particles through acoustic emission detection and triboelectric sensing
JP2018124222A (ja) 感震装置及びこれを用いた保安装置
US4135387A (en) Device for monitoring phase proportions of a single component fluid
JP2533699B2 (ja) 音響式の漏洩検出装置
Addabbo et al. Multisensor electrostatic detection of moving charged particles
JPS55113949A (en) Flaw detector for cast iron pipe
Lin et al. A novel approach for dynamic pressure transducer based pipeline leak detection
Santos et al. Sensitivity analysis in wind speed measurement using ultrasonic transducers
Foo et al. Feasibility of cross-time-frequency spectrum based leakage location in gas pipeline using fiber taper sensor
WO2004027804A3 (de) Überwachungsanordnung für hochspannungsschaltanlagen
Hall et al. An investigation into the use of a cone-jet sensor for clearance and eccentricity measurement in turbomachinery
Nottingham et al. Time-of-flight diffraction ultrasonic measurement of IGSCC in generator retaining rings
SU898370A1 (ru) Токовихревой металлоискатель
JPS6070396A (ja) 原子炉内漂遊体検出装置
JPS58100729A (ja) 冷却材漏洩検出装置用健全性確認方法
JP2505609Y2 (ja) 粉体検出用プロ―ブ
KR840002449B1 (ko) 산업설비용 음파감시 장치