NL9401646A - Debietmeting. - Google Patents

Debietmeting. Download PDF

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Publication number
NL9401646A
NL9401646A NL9401646A NL9401646A NL9401646A NL 9401646 A NL9401646 A NL 9401646A NL 9401646 A NL9401646 A NL 9401646A NL 9401646 A NL9401646 A NL 9401646A NL 9401646 A NL9401646 A NL 9401646A
Authority
NL
Netherlands
Prior art keywords
pulse
pulses
time
time interval
detected
Prior art date
Application number
NL9401646A
Other languages
English (en)
Dutch (nl)
Original Assignee
Atomic Energy Authority Uk
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 Atomic Energy Authority Uk filed Critical Atomic Energy Authority Uk
Publication of NL9401646A publication Critical patent/NL9401646A/nl

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
    • G01P5/241—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect
    • G01P5/244—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect involving pulsed waves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measuring Volume Flow (AREA)
NL9401646A 1993-10-15 1994-10-06 Debietmeting. NL9401646A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939321379A GB9321379D0 (en) 1993-10-15 1993-10-15 Flow measuement
GB9321379 1993-10-15

Publications (1)

Publication Number Publication Date
NL9401646A true NL9401646A (nl) 1995-05-01

Family

ID=10743666

Family Applications (1)

Application Number Title Priority Date Filing Date
NL9401646A NL9401646A (nl) 1993-10-15 1994-10-06 Debietmeting.

Country Status (6)

Country Link
US (1) US5473948A (no)
FR (1) FR2711244B1 (no)
GB (2) GB9321379D0 (no)
NL (1) NL9401646A (no)
NO (1) NO943842L (no)
SG (1) SG49302A1 (no)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9518876D0 (en) * 1995-09-15 1995-11-15 Aea Technology Plc Liquid flow monitor
US5808200A (en) * 1997-08-25 1998-09-15 Cosense, Inc. Ultrasonic sensor with continous and demand self-test for liquid and dry product level measurement
US6067861A (en) * 1998-06-18 2000-05-30 Battelle Memorial Institute Method and apparatus for ultrasonic doppler velocimetry using speed of sound and reflection mode pulsed wideband doppler
JP4064925B2 (ja) * 2002-02-28 2008-03-19 ピー・デイ・エフ ソリユーシヨンズ インコーポレイテツド Ｂｅｏｌクローン・テスト・ビヒクル
US7044922B1 (en) 2004-12-29 2006-05-16 Leon Michael Dondysh Non-invasive diagnostic apparatus and method comprising a cerebral stethoscope for detecting cerebrovascular disease
US7672797B2 (en) * 2006-07-20 2010-03-02 Ads Llc Flow measurement in partially filled pipes using pulsed peak velocity doppler
US8517990B2 (en) 2007-12-18 2013-08-27 Hospira, Inc. User interface improvements for medical devices
US8215183B2 (en) * 2009-07-03 2012-07-10 Ads Llc Augmented surface sensor for measuring flow velocity
US8857269B2 (en) 2010-08-05 2014-10-14 Hospira, Inc. Method of varying the flow rate of fluid from a medical pump and hybrid sensor system performing the same
AU2012299169B2 (en) 2011-08-19 2017-08-24 Icu Medical, Inc. Systems and methods for a graphical interface including a graphical representation of medical data
US20130139575A1 (en) * 2011-12-05 2013-06-06 University Of Southern California Acoustic particle sorting in microfluidic channels
WO2013090709A1 (en) 2011-12-16 2013-06-20 Hospira, Inc. System for monitoring and delivering medication to a patient and method of using the same to minimize the risks associated with automated therapy
EP2830687B1 (en) 2012-03-30 2019-07-24 ICU Medical, Inc. Air detection system and method for detecting air in a pump of an infusion system
US10463788B2 (en) 2012-07-31 2019-11-05 Icu Medical, Inc. Patient care system for critical medications
US10046112B2 (en) 2013-05-24 2018-08-14 Icu Medical, Inc. Multi-sensor infusion system for detecting air or an occlusion in the infusion system
ES2845748T3 (es) 2013-05-29 2021-07-27 Icu Medical Inc Sistema de infusión y método de uso que impiden la sobresaturación de un convertidor analógico-digital
ES2838450T3 (es) 2013-05-29 2021-07-02 Icu Medical Inc Sistema de infusión que utiliza uno o más sensores e información adicional para hacer una determinación de aire en relación con el sistema de infusión
US9572538B2 (en) * 2014-02-25 2017-02-21 General Electric Company System and method for perfusion-based arrhythmia alarm evaluation
ES2776363T3 (es) 2014-02-28 2020-07-30 Icu Medical Inc Sistema de infusión y método que utiliza detección óptica de aire en línea de doble longitud de onda
CA2947045C (en) 2014-05-29 2022-10-18 Hospira, Inc. Infusion system and pump with configurable closed loop delivery rate catch-up
US11344668B2 (en) 2014-12-19 2022-05-31 Icu Medical, Inc. Infusion system with concurrent TPN/insulin infusion
US10850024B2 (en) 2015-03-02 2020-12-01 Icu Medical, Inc. Infusion system, device, and method having advanced infusion features
EP4085944A1 (en) 2016-05-13 2022-11-09 ICU Medical, Inc. Infusion pump system with common line auto flush
CA3027176A1 (en) 2016-06-10 2017-12-14 Icu Medical, Inc. Acoustic flow sensor for continuous medication flow measurements and feedback control of infusion
US10648847B2 (en) 2016-09-25 2020-05-12 Ads Llc Level sensor with parabolic reflector
US10089055B1 (en) 2017-12-27 2018-10-02 Icu Medical, Inc. Synchronized display of screen content on networked devices
NL2021236B1 (en) 2018-07-04 2020-01-15 Rbp Tech Holding B V Methods and systems for characterising a fluid flowing in a conduit
US11278671B2 (en) 2019-12-04 2022-03-22 Icu Medical, Inc. Infusion pump with safety sequence keypad
WO2022020184A1 (en) 2020-07-21 2022-01-27 Icu Medical, Inc. Fluid transfer devices and methods of use
US11135360B1 (en) 2020-12-07 2021-10-05 Icu Medical, Inc. Concurrent infusion with common line auto flush

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3914999A (en) * 1973-02-16 1975-10-28 Hoffmann La Roche Method and apparatus for the ultrasonic measurement of flow velocity
US4947683A (en) * 1989-08-03 1990-08-14 Halliburton Logging Services, Inc. Pulsed ultrasonic doppler borehole fluid measuring apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5020374A (en) * 1989-11-17 1991-06-04 Ads Environmental Services, Inc. Velocity measurement system
US4803990A (en) * 1985-12-03 1989-02-14 U.S. Philips Corporation Examining moving objects by ultrasound echograpy
FR2604081A1 (fr) * 1986-09-19 1988-03-25 Labo Electronique Physique Dispositif d'exploration par echographie ultrasonore d'organes en mouvement et d'ecoulements sanguins
FR2646918B1 (fr) * 1989-05-12 1991-10-11 Labo Electronique Physique Dispositif de mesure de la vitesse d'ecoulements sanguins par echographie ultrasonore a cadence de mesure amelioree
US5311781A (en) * 1990-10-09 1994-05-17 Advanced Instrumentation Inc. Flowmeter for object-bearing liquids
EP0546623B1 (fr) * 1991-12-11 1997-09-24 Laboratoires D'electronique Philips S.A.S. Echographe ultrasonore pour la mesure de vitesses élevées d'écoulements sanguins

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3914999A (en) * 1973-02-16 1975-10-28 Hoffmann La Roche Method and apparatus for the ultrasonic measurement of flow velocity
US4947683A (en) * 1989-08-03 1990-08-14 Halliburton Logging Services, Inc. Pulsed ultrasonic doppler borehole fluid measuring apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
HEIN I A: "IN VIVO MEASUREMENT OF BLOOD FLOW USING ULTRASOUND TIME-DOMAIN CORRELATION", ACOUSTICAL IMAGING, BOCHUM, APR. 3 - 5, 1991, vol. 19, 3 April 1991 (1991-04-03), ERMERT H;HARJES H-P, pages 311 - 315, XP000333591 *

Also Published As

Publication number Publication date
GB2282886A (en) 1995-04-19
FR2711244A1 (fr) 1995-04-21
FR2711244B1 (fr) 1997-04-18
SG49302A1 (en) 1998-05-18
GB2282886B (en) 1996-08-14
US5473948A (en) 1995-12-12
GB9321379D0 (en) 1993-12-08
NO943842D0 (no) 1994-10-12
GB9419509D0 (en) 1994-11-16
NO943842L (no) 1995-04-18

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