NO944374L - Framgangsmåte og sensor for bestemmelse av fasetilstander i vann - Google Patents

Framgangsmåte og sensor for bestemmelse av fasetilstander i vann

Info

Publication number
NO944374L
NO944374L NO944374A NO944374A NO944374L NO 944374 L NO944374 L NO 944374L NO 944374 A NO944374 A NO 944374A NO 944374 A NO944374 A NO 944374A NO 944374 L NO944374 L NO 944374L
Authority
NO
Norway
Prior art keywords
sensor
water
sensor element
phase states
determining phase
Prior art date
Application number
NO944374A
Other languages
English (en)
Norwegian (no)
Other versions
NO944374D0 (no
Inventor
Reijo Johansson
Paul Wetzer
Juhani Makinen
Original Assignee
Labko Ice Detection Oy
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 Labko Ice Detection Oy filed Critical Labko Ice Detection Oy
Publication of NO944374D0 publication Critical patent/NO944374D0/no
Publication of NO944374L publication Critical patent/NO944374L/no

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D15/00—De-icing or preventing icing on exterior surfaces of aircraft
    • B64D15/20—Means for detecting icing or initiating de-icing
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
    • G08B19/02—Alarm responsive to formation or anticipated formation of ice
    • 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
    • G01N2291/025—Change of phase or condition
    • G01N2291/0251—Solidification, icing, curing composites, polymerisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Optical Transform (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Sampling And Sample Adjustment (AREA)
NO944374A 1993-12-09 1994-11-16 Framgangsmåte og sensor for bestemmelse av fasetilstander i vann NO944374L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI935504A FI95751C (fi) 1993-12-09 1993-12-09 Menetelmä veden eri faasien tunnistamiseksi ja menetelmässä käytettäväanturijärjestely

Publications (2)

Publication Number Publication Date
NO944374D0 NO944374D0 (no) 1994-11-16
NO944374L true NO944374L (no) 1995-06-12

Family

ID=8539106

Family Applications (1)

Application Number Title Priority Date Filing Date
NO944374A NO944374L (no) 1993-12-09 1994-11-16 Framgangsmåte og sensor for bestemmelse av fasetilstander i vann

Country Status (9)

Country Link
US (1) US5585551A (de)
EP (1) EP0657349B1 (de)
JP (1) JPH07239321A (de)
AT (1) ATE164136T1 (de)
CA (1) CA2137601A1 (de)
DE (1) DE69409072D1 (de)
FI (1) FI95751C (de)
NO (1) NO944374L (de)
RU (1) RU94042921A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5772153A (en) * 1995-10-17 1998-06-30 Abaunza; John T. Aircraft icing sensors
US6253557B1 (en) 1998-10-05 2001-07-03 The Coca-Cola Company Ice bank detector
DK199900323A (da) * 1999-03-08 2000-09-09 Nielsen Evan Fremgangsmåde til måling af overisning
RU2169105C1 (ru) * 2000-06-06 2001-06-20 Пикман Яков Маркович Устройство для определения интенсивности обледенения
US6731225B2 (en) 2002-02-14 2004-05-04 Lockheed Martin Corporation Method and apparatus for detecting and measuring thickness of ice on aircraft
CA2430823C (en) * 2002-06-05 2011-09-27 National Research Council Of Canada Morphogenetic modelling of in-flight icing
RU2243923C1 (ru) * 2003-11-03 2005-01-10 Федеральное государственное унитарное предприятие "Научно-исследовательский институт электронных приборов" Устройство для определения интенсивности обледенения и толщины отложения льда
FR2858595B1 (fr) * 2003-11-18 2005-10-14 Auxitrol Sa Ensemble de detection de givre destine a etre monte sur aeronef
ITTO20060400A1 (it) * 2006-05-31 2007-12-01 Lorenzo Battisti Metodo e sistema per la rilevazione di pericolo di formazione di ghiaccio su superfici aerodinamiche
CA2626371A1 (en) * 2007-03-19 2008-09-19 Prec"Ice" Technology, Inc. Ice thickness measuring system
CN104648676B (zh) * 2013-11-22 2017-02-22 中国航空工业集团公司西安飞机设计研究所 一种结冰信号传感器
KR102569705B1 (ko) 2021-10-08 2023-08-24 에스티에이코퍼레이션 주식회사 매질의 상 변화 감지 센서

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4054255A (en) * 1976-04-01 1977-10-18 System Development Corporation Microwave ice detector
FI61249C (fi) * 1979-10-10 1982-06-10 Vaisala Oy Anordning foer indikering av nedisning av asfaltsvaeg eller motsvarande
JPS5712329A (en) * 1980-06-25 1982-01-22 Hitachi Ltd Frost sensor
GB2124764B (en) * 1982-08-03 1986-01-08 Atomic Energy Authority Uk Ice detector
US4628736A (en) * 1985-01-14 1986-12-16 Massachusetts Institute Of Technology Method and apparatus for measurement of ice thickness employing ultra-sonic pulse echo technique
FI90957C (fi) * 1992-09-08 1994-04-25 Soundek Oy Lentokoneen siiven jäätymisen ilmaisin
FI91953C (fi) * 1992-10-15 1994-09-12 Jouko Halme Tapa jääntunnistimen anturilangan asentamiseksi ilma-alukseen

Also Published As

Publication number Publication date
FI935504A0 (fi) 1993-12-09
EP0657349B1 (de) 1998-03-18
DE69409072D1 (de) 1998-04-23
JPH07239321A (ja) 1995-09-12
RU94042921A (ru) 1996-10-10
EP0657349A1 (de) 1995-06-14
NO944374D0 (no) 1994-11-16
US5585551A (en) 1996-12-17
CA2137601A1 (en) 1995-06-10
ATE164136T1 (de) 1998-04-15
FI935504A7 (fi) 1995-06-10
FI95751C (fi) 1996-03-11
FI95751B (fi) 1995-11-30

Similar Documents

Publication Publication Date Title
ES2090236T3 (es) Perfeccionamientos en sistemas de telemetria acustica.
ES2138077T3 (es) Sistema de transmision que comprende al menos un codificador.
TW344179B (en) Apparatus and method for determining the protocol capability of a network link endpoint
KR890012710A (ko) 위상변환기를 가진 초음파 세정장치
DE3864493D1 (de) Fuellstandsanzeiger.
TW369597B (en) Method and apparatus for detection of vibration wave
CA2175303A1 (en) Device for Establishing and/or Monitoring a Predetermined Filling Level in a Container
NO944374D0 (no) Framgangsmåte og sensor for bestemmelse av fasetilstander i vann
WO1999046061A8 (de) Verfahren zum anregen eines siebrahmens mit ultraschall
SE9403383D0 (sv) Paper quality measuring system
IT1241558B (it) Dispositivo per la trasmissione e la ricezione di sgnali acustici ad alta risoluzione, particolarmente er applicazioni sottomarine, con trasduttore paraboloidale di ricezione circondato da trasduttori parabolidali di trasmissione a eccitazione differenziata.
DK0481879T3 (da) Anordning der sender akustiske signaler, som skal anvendes som elektronisk betalingsmiddel
KR950006434A (ko) 윈도우 외부표면 물체의 초음파 탐지장치 및 탐지장치가 장치된 윈도우
JPS55118268A (en) Facsimile unit
NO960781L (no) Anordning for mottagning av radiosignaler
JPS55103609A (en) Remote environment control unit
JPS5792969A (en) Inquiry system for facsimile receiving device
SU674086A1 (ru) Вокодер
NO950033L (no) Integrering av telemetri og sonarteknologi
JPS56128472A (en) Ultrasonic pickup device
DE3475126D1 (en) Glass breakage detector
KR960025263A (ko) 알람 지시 신호(ais) 송출 장치
JPS5533397A (en) Facsimile communication system
SE0200408D0 (sv) Ultraljudsmätare
JPS57183156A (en) Special length frame transmitting system of communication controller