RO85704B1 - Circuit pentru protectia generatoarelor sincrone - Google Patents

Circuit pentru protectia generatoarelor sincrone

Info

Publication number
RO85704B1
RO85704B1 RO110828A RO11082883A RO85704B1 RO 85704 B1 RO85704 B1 RO 85704B1 RO 110828 A RO110828 A RO 110828A RO 11082883 A RO11082883 A RO 11082883A RO 85704 B1 RO85704 B1 RO 85704B1
Authority
RO
Romania
Prior art keywords
circuit
circuits
synchronous generators
protection
overload
Prior art date
Application number
RO110828A
Other languages
English (en)
Other versions
RO85704A2 (ro
Inventor
Mihai Tecuceanu
Original Assignee
Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Automatizare
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 De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Automatizare filed Critical Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Automatizare
Priority to RO110828A priority Critical patent/RO85704B1/ro
Publication of RO85704A2 publication Critical patent/RO85704A2/ro
Publication of RO85704B1 publication Critical patent/RO85704B1/ro

Links

Landscapes

  • Synchronisation In Digital Transmission Systems (AREA)

Abstract

Inventia se refera la un circuit pentru protectia generatoarelor sincrone, care, pentru asigurarea unei protectii la tensiune minima, scurtcircuit, suprasarcina si suprasarcina selectiva, la putere inversa, si la sub/si suprafrecventa, este realizat cu circuite logice, SI sau SAU ce primesc pe intrari, direct sau prin circuite de formare, diferentiere, temporizare, discriminatoare de nivel si limitatoare-receptoare, curentii si tensiunile de pe fiecare faza sau combinata a doua faze, pentru care asigura trecerea în functie de protectie ce se realizeaza, aceste marimi fiind prelucrate apoi prin extensia impulsurilor, integrare în circuite de prag si de temporizare, semnalul de actionare fiind obtinutg la iesirea unui amplificator, comandat direct sau printr-un circuit poarta si memorat cu elemente fotoluminiscente.
RO110828A 1983-04-29 1983-04-29 Circuit pentru protectia generatoarelor sincrone RO85704B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO110828A RO85704B1 (ro) 1983-04-29 1983-04-29 Circuit pentru protectia generatoarelor sincrone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO110828A RO85704B1 (ro) 1983-04-29 1983-04-29 Circuit pentru protectia generatoarelor sincrone

Publications (2)

Publication Number Publication Date
RO85704A2 RO85704A2 (ro) 1984-11-25
RO85704B1 true RO85704B1 (ro) 1984-11-30

Family

ID=20113021

Family Applications (1)

Application Number Title Priority Date Filing Date
RO110828A RO85704B1 (ro) 1983-04-29 1983-04-29 Circuit pentru protectia generatoarelor sincrone

Country Status (1)

Country Link
RO (1) RO85704B1 (ro)

Also Published As

Publication number Publication date
RO85704A2 (ro) 1984-11-25

Similar Documents

Publication Publication Date Title
GB1056874A (en) Improvements in inverter networks
US3384804A (en) Controlled rectifier inverter having shutoff power supplies
GB1251927A (ro)
RO85704B1 (ro) Circuit pentru protectia generatoarelor sincrone
US4044270A (en) Dynamic logic gate
US3544879A (en) Commutating circuit for an inverter having controlled rectifiers
GB1068031A (en) Improvements relating to inverter circuits
EP0233734B1 (en) Clock signal generating circuit
SU1427477A1 (ru) Трехфазна автономна сеть с защитой
RU2160957C2 (ru) Устройство импульсно-фазового управления
SU1610590A1 (ru) Электропривод переменного тока
SU1162031A1 (ru) Высоковольтный переключатель
GB1298597A (en) Force commutation circuits for controlled rectifiers
SU1001049A1 (ru) Импульсный стабилизатор посто нного напр жени
SU1309278A1 (ru) Формирователь импульсов
SU1246265A1 (ru) Вентильный электродвигатель
SU1092672A1 (ru) Вентильный электродвигатель
SU764095A1 (ru) Устройство дл управлени однофазным статическим преобразователем
SU1334323A1 (ru) Преобразователь посто нного напр жени в регулируемое трехфазное
SU1012412A1 (ru) Электропривод посто нного тока
SU1339821A1 (ru) Способ комбинированного управлени тиристорным преобразователем частоты
SU864471A1 (ru) Транзисторный инвертор
SU609186A1 (ru) Устройство импульсного перевозбуждени гистерезисного двигател
SU855954A1 (ru) Многофазный мультивибратор
SU1274087A1 (ru) Конвертор