RO68455B1 - Metoda de masurare numerica a unghiului de defazaj - Google Patents

Metoda de masurare numerica a unghiului de defazaj

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Publication number
RO68455B1
RO68455B1 RO89170A RO8917077A RO68455B1 RO 68455 B1 RO68455 B1 RO 68455B1 RO 89170 A RO89170 A RO 89170A RO 8917077 A RO8917077 A RO 8917077A RO 68455 B1 RO68455 B1 RO 68455B1
Authority
RO
Romania
Prior art keywords
integrator
integration
voltage
measurment
digital
Prior art date
Application number
RO89170A
Other languages
English (en)
Other versions
RO68455A2 (ro
Inventor
Vasile Stoica
Original Assignee
Institutul Politehnic "Traian Vuia"
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 Institutul Politehnic "Traian Vuia" filed Critical Institutul Politehnic "Traian Vuia"
Priority to RO7789170A priority Critical patent/RO68455A2/ro
Publication of RO68455B1 publication Critical patent/RO68455B1/ro
Publication of RO68455A2 publication Critical patent/RO68455A2/ro

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  • Measuring Phase Differences (AREA)

Abstract

Metoda de masurare numerica a unghiului de defazaj, caracterizat prin aceea ca foloseste doua integratoare (I1, I2) primul integrator (I1) avînd rolul de a converti în tensiune un interval de timp egal cu semiperioada semnalelor, al caror defazaj semasoara, al doilea integrator (I2) lucrînd ca un convertor cu dubla integrare, în prima parte integrînd o tensiune de referinta (uo) pe o durata egala cu raportul între defazaj si pulsatie (gama/omega) iar în partea a doua a dublei integrari fiind actionat cu tensiunea de iesire (u1) de la primul ontegrator, integrarea urmînd sa se desfasoare pîna ce tensiunea de iesire a celui de-al doilea integrator (u2) devine nula, timpul acetei integrari fiind proportional cu unghiul de defazaj (gama) si independent de pulsatie (omega)
RO7789170A 1977-01-29 1977-01-29 Metoda de masurare numerica a unghiului de defazaj RO68455A2 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO7789170A RO68455A2 (ro) 1977-01-29 1977-01-29 Metoda de masurare numerica a unghiului de defazaj

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO7789170A RO68455A2 (ro) 1977-01-29 1977-01-29 Metoda de masurare numerica a unghiului de defazaj

Publications (2)

Publication Number Publication Date
RO68455B1 true RO68455B1 (ro) 1983-01-30
RO68455A2 RO68455A2 (ro) 1983-02-01

Family

ID=20097263

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7789170A RO68455A2 (ro) 1977-01-29 1977-01-29 Metoda de masurare numerica a unghiului de defazaj

Country Status (1)

Country Link
RO (1) RO68455A2 (ro)

Also Published As

Publication number Publication date
RO68455A2 (ro) 1983-02-01

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