RO84615B1 - Servovalva cu comanda electroexpansiva - Google Patents

Servovalva cu comanda electroexpansiva

Info

Publication number
RO84615B1
RO84615B1 RO109933A RO10993383A RO84615B1 RO 84615 B1 RO84615 B1 RO 84615B1 RO 109933 A RO109933 A RO 109933A RO 10993383 A RO10993383 A RO 10993383A RO 84615 B1 RO84615 B1 RO 84615B1
Authority
RO
Romania
Prior art keywords
control
automatic
systems
servovalve
electro
Prior art date
Application number
RO109933A
Other languages
English (en)
Other versions
RO84615A2 (ro
Inventor
Petru Patrut
Original Assignee
Petru Patrut
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 Petru Patrut filed Critical Petru Patrut
Priority to RO109933A priority Critical patent/RO84615B1/ro
Publication of RO84615A2 publication Critical patent/RO84615A2/ro
Publication of RO84615B1 publication Critical patent/RO84615B1/ro

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  • Servomotors (AREA)
  • Control Of Position Or Direction (AREA)
  • Fluid-Pressure Circuits (AREA)

Abstract

Inventia se refera la o servovalva cu comanda electroexpansiva, destinata reglarii automate a proceselor de lucru la masini si sisteme actionate hidraulic, fiind utilizata în constructia sistemelor de comanda a zborului si a pilotilor automati la avioanele de mare viteza în conducerea zborului rachetelor telecomandate si automate în constructia robotilor hidraulici industriali sistemelor de reglare automata a proceselor dinamice ale masinilor si sistemelor conduse de calculatoare electronice. Servovalva cu comanda electroxpansiva este un element de reglare automata fluidica cu jet, pentru reglarea presiunilor de comanda aplicate sertarului, fiind utilizate doua micromodule electrizate doua micromodule electroexpansive, realizate de exempludin materiale piezoelectrice, care prin intermediul unei membrane elastice controleaza rezistenta hidraulica locala a ajutajului. Pentru asigurarea proportionalitatii dintre debitul emis si semnalul electric aplicat modului electroexpansiv, servovalvaeste prevazuta dintr-o pîrghie mecanica alcatuita dintr-o pîrghie doua plungere si un arc lamelar, care aplica membranei o forta elastica reactiva proportionala cu pozitia sertarului servovalvei.
RO109933A 1983-02-07 1983-02-07 Servovalva cu comanda electroexpansiva RO84615B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO109933A RO84615B1 (ro) 1983-02-07 1983-02-07 Servovalva cu comanda electroexpansiva

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO109933A RO84615B1 (ro) 1983-02-07 1983-02-07 Servovalva cu comanda electroexpansiva

Publications (2)

Publication Number Publication Date
RO84615A2 RO84615A2 (ro) 1984-07-17
RO84615B1 true RO84615B1 (ro) 1984-09-30

Family

ID=20112647

Family Applications (1)

Application Number Title Priority Date Filing Date
RO109933A RO84615B1 (ro) 1983-02-07 1983-02-07 Servovalva cu comanda electroexpansiva

Country Status (1)

Country Link
RO (1) RO84615B1 (ro)

Also Published As

Publication number Publication date
RO84615A2 (ro) 1984-07-17

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