NO20001877D0 - Metode for reduksjon av støy og kavitasjon i maskiner som trykksetter eller trykkavlaster væsker ved fortregningsprinsippet - Google Patents

Metode for reduksjon av støy og kavitasjon i maskiner som trykksetter eller trykkavlaster væsker ved fortregningsprinsippet

Info

Publication number
NO20001877D0
NO20001877D0 NO20001877A NO20001877A NO20001877D0 NO 20001877 D0 NO20001877 D0 NO 20001877D0 NO 20001877 A NO20001877 A NO 20001877A NO 20001877 A NO20001877 A NO 20001877A NO 20001877 D0 NO20001877 D0 NO 20001877D0
Authority
NO
Norway
Prior art keywords
rotor
pressure
pressure liquid
cavitation
body portion
Prior art date
Application number
NO20001877A
Other languages
English (en)
Other versions
NO20001877L (no
NO312563B1 (no
Inventor
Ragnar A Hermanstad
Original Assignee
Ragnar A Hermanstad
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 Ragnar A Hermanstad filed Critical Ragnar A Hermanstad
Priority to NO20001877A priority Critical patent/NO312563B1/no
Publication of NO20001877D0 publication Critical patent/NO20001877D0/no
Publication of NO20001877L publication Critical patent/NO20001877L/no
Priority to US09/833,252 priority patent/US6540487B2/en
Priority to CN018109977A priority patent/CN1489672B/zh
Priority to IL15226701A priority patent/IL152267A/xx
Priority to AU2001293339A priority patent/AU2001293339B2/en
Priority to ES01966776T priority patent/ES2266244T3/es
Priority to AT01966776T priority patent/ATE330121T1/de
Priority to DK01966776T priority patent/DK1276991T3/da
Priority to PCT/NO2001/000165 priority patent/WO2001077529A2/en
Priority to AU9333901A priority patent/AU9333901A/xx
Priority to EP01966776A priority patent/EP1276991B1/en
Priority to DE60120679T priority patent/DE60120679T2/de
Publication of NO312563B1 publication Critical patent/NO312563B1/no

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F13/00—Pressure exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
    • F04B1/2014—Details or component parts
    • F04B1/2042—Valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/008—Reduction of noise or vibration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/04—Special measures taken in connection with the properties of the fluid
    • F15B21/047—Preventing foaming, churning or cavitation
NO20001877A 2000-04-11 2000-04-11 Fremgangsmate for reduksjon av stoy og kavitasjon i en trykkveksler som oker eller reduserer trykket pa fluider ved fortrengningsprinsippet, og en sadan trykkveksler NO312563B1 (no)

Priority Applications (12)

Application Number Priority Date Filing Date Title
NO20001877A NO312563B1 (no) 2000-04-11 2000-04-11 Fremgangsmate for reduksjon av stoy og kavitasjon i en trykkveksler som oker eller reduserer trykket pa fluider ved fortrengningsprinsippet, og en sadan trykkveksler
US09/833,252 US6540487B2 (en) 2000-04-11 2001-04-10 Pressure exchanger with an anti-cavitation pressure relief system in the end covers
DE60120679T DE60120679T2 (de) 2000-04-11 2001-04-11 Methode zur reduzierung von geräusch und kavitation in maschinen, die nach dem verdrängerprinzip arbeiten
EP01966776A EP1276991B1 (en) 2000-04-11 2001-04-11 Method for reducing noise and cavitation in machines and pressure exchangers which pressurize or depressurize fluids by means of the displacement principle
ES01966776T ES2266244T3 (es) 2000-04-11 2001-04-11 Metodo para reducir ruido y cavitacion en maquinas e intercambiadores de presion que aumentan o disminuyen la presion de fluidos por medio del principio de desplazamiento.
IL15226701A IL152267A (en) 2000-04-11 2001-04-11 Method for reducing noise and cavitation in machines and pressure exchanges which pressurize or depressurize fluids by means of the displacement principle
AU2001293339A AU2001293339B2 (en) 2000-04-11 2001-04-11 Method for reducing noise and cavitation in machines and pressure exchangers which pressurize or depressurize fluids by means of the displacement principle
CN018109977A CN1489672B (zh) 2000-04-11 2001-04-11 在利用位移原理对液体加压或减压的设备和压力交换器中减少噪音和空蚀的方法
AT01966776T ATE330121T1 (de) 2000-04-11 2001-04-11 Methode zur reduzierung von geräusch und kavitation in maschinen, die nach dem verdrängerprinzip arbeiten
DK01966776T DK1276991T3 (da) 2000-04-11 2001-04-11 Fremgangsmåde til at formindske stöj og kavitation i maskiner og trykudlignere, som över tryk på eller tager trykket fra væsker ved hjælp af fortrængningsprincippet
PCT/NO2001/000165 WO2001077529A2 (en) 2000-04-11 2001-04-11 Method for reducing noise and cavitation in machines and pressure exchangers which pressurize or depressurize fluids by means of the displacement principle
AU9333901A AU9333901A (en) 2000-04-11 2001-04-11 Method for reducing noise and cavitation in machines and pressure exchangers which pressurize or depressurize fluids by means of the displacement principle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20001877A NO312563B1 (no) 2000-04-11 2000-04-11 Fremgangsmate for reduksjon av stoy og kavitasjon i en trykkveksler som oker eller reduserer trykket pa fluider ved fortrengningsprinsippet, og en sadan trykkveksler

Publications (3)

Publication Number Publication Date
NO20001877D0 true NO20001877D0 (no) 2000-04-11
NO20001877L NO20001877L (no) 2001-02-01
NO312563B1 NO312563B1 (no) 2002-05-27

Family

ID=19911011

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20001877A NO312563B1 (no) 2000-04-11 2000-04-11 Fremgangsmate for reduksjon av stoy og kavitasjon i en trykkveksler som oker eller reduserer trykket pa fluider ved fortrengningsprinsippet, og en sadan trykkveksler

Country Status (11)

Country Link
US (1) US6540487B2 (no)
EP (1) EP1276991B1 (no)
CN (1) CN1489672B (no)
AT (1) ATE330121T1 (no)
AU (2) AU9333901A (no)
DE (1) DE60120679T2 (no)
DK (1) DK1276991T3 (no)
ES (1) ES2266244T3 (no)
IL (1) IL152267A (no)
NO (1) NO312563B1 (no)
WO (1) WO2001077529A2 (no)

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Also Published As

Publication number Publication date
CN1489672B (zh) 2012-11-07
AU2001293339B2 (en) 2007-01-04
DE60120679T2 (de) 2007-06-14
WO2001077529A3 (en) 2002-08-08
EP1276991A2 (en) 2003-01-22
IL152267A (en) 2005-12-18
WO2001077529A2 (en) 2001-10-18
EP1276991B1 (en) 2006-06-14
DE60120679D1 (de) 2006-07-27
CN1489672A (zh) 2004-04-14
NO20001877L (no) 2001-02-01
AU9333901A (en) 2001-10-23
ES2266244T3 (es) 2007-03-01
ATE330121T1 (de) 2006-07-15
US20020025264A1 (en) 2002-02-28
IL152267A0 (en) 2003-05-29
DK1276991T3 (da) 2006-10-02
US6540487B2 (en) 2003-04-01
NO312563B1 (no) 2002-05-27

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Owner name: ENERGY RECOVERY INC, US

MK1K Patent expired