FI900639A0 - Kaasuvirtauksen ja sen häiriöiden tunnistusmenetelmä - Google Patents

Kaasuvirtauksen ja sen häiriöiden tunnistusmenetelmä

Info

Publication number
FI900639A0
FI900639A0 FI900639A FI900639A FI900639A0 FI 900639 A0 FI900639 A0 FI 900639A0 FI 900639 A FI900639 A FI 900639A FI 900639 A FI900639 A FI 900639A FI 900639 A0 FI900639 A0 FI 900639A0
Authority
FI
Finland
Prior art keywords
disturbances
identification
gas flow
gas
flow
Prior art date
Application number
FI900639A
Other languages
English (en)
Swedish (sv)
Other versions
FI91019C (fi
FI91019B (fi
FI900639A (fi
Inventor
Erkki Paavo Olavi Heinonen
Original Assignee
Instrumentarium 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 Instrumentarium Oy filed Critical Instrumentarium Oy
Priority to FI900639A priority Critical patent/FI91019C/fi
Publication of FI900639A0 publication Critical patent/FI900639A0/fi
Priority to US07/652,658 priority patent/US5161406A/en
Priority to GB9102663A priority patent/GB2240849B/en
Priority to DE4103868A priority patent/DE4103868B4/de
Publication of FI900639A publication Critical patent/FI900639A/fi
Application granted granted Critical
Publication of FI91019B publication Critical patent/FI91019B/fi
Publication of FI91019C publication Critical patent/FI91019C/fi

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/104—Preparation of respiratory gases or vapours specially adapted for anaesthetics
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
    • G01N11/02—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material
    • G01N11/04—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture
    • G01N11/08—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture by measuring pressure required to produce a known flow
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
    • G01N9/36—Analysing materials by measuring the density or specific gravity, e.g. determining quantity of moisture

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • Pulmonology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Anesthesiology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Emergency Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Hematology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Measuring Volume Flow (AREA)
FI900639A 1990-02-08 1990-02-08 Kaasuvirtauksen ja sen häiriöiden tunnistusmenetelmä FI91019C (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI900639A FI91019C (fi) 1990-02-08 1990-02-08 Kaasuvirtauksen ja sen häiriöiden tunnistusmenetelmä
US07/652,658 US5161406A (en) 1990-02-08 1991-02-06 Identification method for a gas flow and its disturbances
GB9102663A GB2240849B (en) 1990-02-08 1991-02-07 Identification method for a gas flow and its disturbances
DE4103868A DE4103868B4 (de) 1990-02-08 1991-02-08 Verfahren und Vorrichtung zur Analyse einer einphasigen Gaszufuhr

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI900639A FI91019C (fi) 1990-02-08 1990-02-08 Kaasuvirtauksen ja sen häiriöiden tunnistusmenetelmä
FI900639 1990-02-08

Publications (4)

Publication Number Publication Date
FI900639A0 true FI900639A0 (fi) 1990-02-08
FI900639A FI900639A (fi) 1991-08-09
FI91019B FI91019B (fi) 1994-01-14
FI91019C FI91019C (fi) 1994-04-25

Family

ID=8529856

Family Applications (1)

Application Number Title Priority Date Filing Date
FI900639A FI91019C (fi) 1990-02-08 1990-02-08 Kaasuvirtauksen ja sen häiriöiden tunnistusmenetelmä

Country Status (4)

Country Link
US (1) US5161406A (fi)
DE (1) DE4103868B4 (fi)
FI (1) FI91019C (fi)
GB (1) GB2240849B (fi)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI92468C (fi) * 1991-11-15 1994-11-25 Instrumentarium Oy Laitteisto anestesia-aineen annostelemiseksi potilaalle
FI100007B (fi) * 1994-05-06 1997-08-15 Instrumentarium Oy Sovitelma kaasusekoittimen yhteydessä
DE4418558A1 (de) * 1994-05-27 1995-11-30 Telefunken Microelectron Vorrichtung zur Detektierung der Drehbewegung eines Sprüharmes
GB9418163D0 (en) * 1994-09-09 1994-10-26 British Gas Plc Pressure reduction system testing
SE504256C2 (sv) * 1995-02-14 1996-12-16 Siemens Elema Ab Anordning avsedd att användas i narkosutrustningar för att identifiera narkosmedel
DE19619632A1 (de) * 1996-05-15 1997-11-20 S K I Schlegel & Kremer Indust Verfahren und Einrichtung zur Messung der Dichte und/oder des Massenstromes eines strömenden Fluids
US5780717A (en) * 1997-04-23 1998-07-14 Lockheed Martin Energy Research Corporation In-line real time air monitor
US6164276A (en) * 1997-05-16 2000-12-26 Datex-Ohmeda, Inc. Accurate dose nitric oxide pulse delivery device with monitoring and alarms
ES2232916T3 (es) * 1997-05-16 2005-06-01 Ino Therapeutics Llc Dispositivo de suministro por impulsos de oxido nitrico a volumen constante.
FR2805042B1 (fr) * 2000-02-11 2002-09-06 Metravib Sa Procede et dispositif non intrusif pour caracteriser les perturbations d'ecoulement d'un fluide a l'interieur d'une canalisation
US6474144B1 (en) * 2000-03-18 2002-11-05 John Barnes Determining the level of particulate contamination in a fluid power system
NO316477B1 (no) * 2001-12-06 2004-01-26 Rotator As Anordning og fremgangsmåte ved volumströmmåleventil
US20040107965A1 (en) * 2002-09-16 2004-06-10 Hickle Randall S. System and method for monitoring gas supply and delivering gas to a patient
US6857443B2 (en) * 2003-02-24 2005-02-22 George A. Volgyesi Electronic gas blender and gas flow control mechanism therefor
CN101825514A (zh) * 2010-05-21 2010-09-08 北京理工大学 一种流量式泄漏检测方法及装置
GB201013623D0 (en) 2010-08-13 2010-09-29 Linde Ag Device for monitoring gas concentration and method using the device
CN102012243A (zh) * 2010-09-26 2011-04-13 深圳市百格医疗技术有限公司 一种带有呼吸回路的医用器械气体泄漏量检测方法
GB201305239D0 (en) * 2013-03-21 2013-05-01 Paradigm Flow Services Ltd Water deluge testing apparatus and method
CN104075856B (zh) * 2013-03-29 2017-02-08 北京谊安医疗系统股份有限公司 一种麻醉机系统回路顺应性和泄漏量的测量方法
CN103439055B (zh) * 2013-06-13 2016-02-17 中国计量学院 一种差压气密性检测温度补偿方法
DE102013014532B3 (de) * 2013-09-03 2014-11-06 W. O. M. World of Medicine GmbH Vorrichtung und Verfahren zur Bestimmung von Mischungsverhältnissen strömender Medien
GB2541398A (en) * 2015-08-17 2017-02-22 Flexlife Ltd Annulus inspection
WO2017036830A1 (en) * 2015-08-31 2017-03-09 Asml Netherlands B.V. A gas leak detector and a method of detecting a leak of gas
DE102017011625A1 (de) 2017-12-15 2019-07-18 Drägerwerk AG & Co. KGaA Verfahren, Computerprogramm, Vorrichtung und Beatmungssystem zur Detektion eines Lecks in einem Patientengasmodul

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB356322A (en) * 1930-06-14 1931-09-10 Thomas Reginald Warren Improvements in or relating to methods for indicating failures in pipe lines
US2984105A (en) * 1955-08-04 1961-05-16 Nagel Roland Device for measuring the quantities of solids contained in flowing mediae
US3086386A (en) * 1959-09-29 1963-04-23 Standard Oil Co Viscosity measuring system
FR1563116A (fi) * 1968-02-27 1969-04-11
SU439731A1 (ru) * 1969-02-17 1974-08-15 Северо-Западный Заочный Политехнический Институт Струйный датчик состава газа
DE1922986C3 (de) * 1969-05-06 1975-09-18 Erdoel-Raffinerie Mannheim Gmbh, 6800 Mannheim Verfahren zur Lecküberwachung von Flüssigkeitsleitungen
US3576043A (en) * 1969-12-11 1971-04-27 Williamson Inc T Pipeline pig with spring-mounted scrapers
US4576043A (en) * 1984-05-17 1986-03-18 Chevron Research Company Methods for metering two-phase flow
GB2186981B (en) * 1986-02-21 1990-04-11 Prad Res & Dev Nv Measuring flow in a pipe
DE3623664A1 (de) * 1986-07-14 1988-01-28 Ruhrgas Ag Verfahren und vorrichtung zum messen von gaseigenschaften
US4836032A (en) * 1988-03-07 1989-06-06 Texaco, Inc. Method of determining the quality of steam for stimulating hydrocarbon production

Also Published As

Publication number Publication date
GB2240849B (en) 1993-07-28
US5161406A (en) 1992-11-10
GB9102663D0 (en) 1991-03-27
FI91019C (fi) 1994-04-25
DE4103868B4 (de) 2005-05-04
FI91019B (fi) 1994-01-14
FI900639A (fi) 1991-08-09
DE4103868A1 (de) 1991-08-14
GB2240849A (en) 1991-08-14

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Legal Events

Date Code Title Description
BB Publication of examined application
FG Patent granted

Owner name: INSTRUMENTARIUM OY

MA Patent expired