IT956256B - Perfezionamento ai trasduttori in particolare per fluidi e relativi elementi sensori perfezionati - Google Patents

Perfezionamento ai trasduttori in particolare per fluidi e relativi elementi sensori perfezionati

Info

Publication number
IT956256B
IT956256B IT23905/72A IT2390572A IT956256B IT 956256 B IT956256 B IT 956256B IT 23905/72 A IT23905/72 A IT 23905/72A IT 2390572 A IT2390572 A IT 2390572A IT 956256 B IT956256 B IT 956256B
Authority
IT
Italy
Prior art keywords
transducers
fluids
improvement
sensor elements
related sensor
Prior art date
Application number
IT23905/72A
Other languages
English (en)
Original Assignee
Solartron Electronic Group
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 Solartron Electronic Group filed Critical Solartron Electronic Group
Application granted granted Critical
Publication of IT956256B publication Critical patent/IT956256B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
    • 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
    • G01N9/002—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measuring Fluid Pressure (AREA)
IT23905/72A 1971-05-05 1972-05-04 Perfezionamento ai trasduttori in particolare per fluidi e relativi elementi sensori perfezionati IT956256B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1332171 1971-05-05
GB1332071A GB1385686A (en) 1971-05-05 1971-05-05 Transducers

Publications (1)

Publication Number Publication Date
IT956256B true IT956256B (it) 1973-10-10

Family

ID=26249707

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23905/72A IT956256B (it) 1971-05-05 1972-05-04 Perfezionamento ai trasduttori in particolare per fluidi e relativi elementi sensori perfezionati

Country Status (6)

Country Link
US (1) US3874221A (it)
DE (1) DE2221829C2 (it)
FR (1) FR2135644B1 (it)
GB (1) GB1385686A (it)
IT (1) IT956256B (it)
NL (1) NL175463C (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1521467A (en) * 1974-09-21 1978-08-16 Solartron Electronic Group Density transducer
CH609151A5 (it) * 1976-03-30 1979-02-15 Straumann Inst Ag
US4262523A (en) * 1977-12-09 1981-04-21 The Solartron Electronic Group Limited Measurement of fluid density
GB2027886B (en) * 1978-08-14 1983-02-02 Solartron Electronic Group Transducer for sensing a parameter of a fluid
JPS58137726A (ja) * 1982-02-12 1983-08-16 Yokogawa Hokushin Electric Corp 円筒振動式圧力計
DE3317706A1 (de) * 1983-05-16 1984-11-22 Nord-Micro Elektronik Feinmechanik AG, 6000 Frankfurt Zylindrischer hohlkoerper fuer messwandler zum messen des druckes eines fluids
GB8525781D0 (en) * 1985-10-18 1985-11-20 Schlumberger Electronics Uk Transducers
CH681113A5 (en) * 1990-03-27 1993-01-15 Straumann Inst Ag Gas density and density change registering unit - has chamber for reception of gas housing vibrator and converter for exciting and detecting vibration
EP0652427A4 (de) * 1992-07-22 1996-01-03 Vserossiisky Nii Einrichtung zur erregung von schwingungen und bestimmung von eigenschaften verschiedener medien.
US5907104A (en) * 1995-12-08 1999-05-25 Direct Measurement Corporation Signal processing and field proving methods and circuits for a coriolis mass flow meter
US5827979A (en) * 1996-04-22 1998-10-27 Direct Measurement Corporation Signal processing apparati and methods for attenuating shifts in zero intercept attributable to a changing boundary condition in a Coriolis mass flow meter
US5900534A (en) * 1996-10-07 1999-05-04 Natural Fuels Corporation Densitometer
EP0909943A4 (en) * 1997-04-04 2005-10-05 Yokogawa Electric Corp GAS DICHTMESSGERÄT OF VIBRATION TYPE
US6227059B1 (en) 1999-01-12 2001-05-08 Direct Measurement Corporation System and method for employing an imaginary difference signal component to compensate for boundary condition effects on a Coriolis mass flow meter
US6378372B1 (en) * 2000-05-17 2002-04-30 Lawrence J. Karr Acoustic resonance analysis of gas mixtures
WO2012030353A2 (en) * 2010-09-01 2012-03-08 Micro Motion, Inc. A vibrating densitometer including an improved vibrating member
BR112015006514B1 (pt) * 2012-09-26 2020-11-10 Micro Motion, Inc membro vibratório para um densitometro vibratório, densitómetro vibratório, e, método para formar o mesmo
WO2014163642A1 (en) * 2013-04-04 2014-10-09 Micro Motion, Inc. Vibrating member for a vibrating densitometer
US20170082765A1 (en) * 2014-07-23 2017-03-23 Halliburton Energy Services, Inc Thermal Modulated Vibrating Sensing Module for Gas Molecular Weight Detection
CN106949985B (zh) * 2017-05-15 2019-04-30 北京航空航天大学 一种基于混合光抽运的碱金属气室内部温度的精密测量方法
RU2722470C1 (ru) * 2020-01-31 2020-06-01 Александр Петрович Демченко Датчик вибрационного плотномера (варианты)
DE102023121934A1 (de) 2022-08-19 2024-02-22 Trafag Ag Verfahren und Vorrichtung zur Gasdichtemessung mittels Messung der Permittivität sowie Verwendungen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3199355A (en) * 1962-01-06 1965-08-10 Schlumberger Prospection Pressure transducers
US3175399A (en) * 1962-04-19 1965-03-30 Honeywell Inc Fluid flow measuring apparatus
GB1175664A (en) * 1966-01-28 1969-12-23 Solartron Electronic Group Improvements in or relating to Methods of Measuring the Densities of Fluids and Apparatus therefor
GB1277403A (en) * 1968-08-30 1972-06-14 Solartron Electronic Group Improvements in or relating to transducers suitable for use in measuring the density of or the pressure or a pressure difference in fluids

Also Published As

Publication number Publication date
US3874221A (en) 1975-04-01
GB1385686A (en) 1975-02-26
NL175463C (nl) 1984-11-01
DE2221829A1 (de) 1972-11-23
FR2135644B1 (it) 1973-07-13
NL7205983A (it) 1972-11-07
FR2135644A1 (it) 1972-12-22
DE2221829C2 (de) 1982-05-06

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