AT280437B - Device for self-excitation of synchronous machines - Google Patents

Device for self-excitation of synchronous machines

Info

Publication number
AT280437B
AT280437B AT199168A AT199168A AT280437B AT 280437 B AT280437 B AT 280437B AT 199168 A AT199168 A AT 199168A AT 199168 A AT199168 A AT 199168A AT 280437 B AT280437 B AT 280437B
Authority
AT
Austria
Prior art keywords
excitation
self
synchronous machines
voltage
synchronous
Prior art date
Application number
AT199168A
Other languages
German (de)
Inventor
Hanns Dipl Ing Dr Techn Grasl
Original Assignee
Siemens Gmbh
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 Siemens Gmbh filed Critical Siemens Gmbh
Priority to AT199168A priority Critical patent/AT280437B/en
Application granted granted Critical
Publication of AT280437B publication Critical patent/AT280437B/en

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Landscapes

  • Control Of Ac Motors In General (AREA)

Description

  

   <Desc/Clms Page number 1> 
 
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 EMI3.1 
 transformatoren,Folge einer   Fehlsynchronisierung   oder eines Asynchronlaufes einstellen können, ist eine Spannungsbegrenzungseinrichtung vorgesehen, welche aus einem auf überspannungen beiderlei Polarität ansprechenden   Schwellwertglied-25-besteht,   dessen Ausgangssignal ein   Schaltglied --26--   
 EMI3.2 
 --27-- einwerden kann. 



    PATENT ANSPRüCHE :   
1. Einrichtung zur Selbsterregung von Synchronmaschinen, insbesondere von Konstantspannungs- 
 EMI3.3 
 gekennzeichnet, daBStromrichter   (5),   vorzugsweise in   Brückenschaltung,   angeschlossen ist und dass dem Erregerspannungsregler ein ausgangsbegrenzter Spannungsregler   (7)   überlagert ist.



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 EMI3.1
 transformers, a result of incorrect synchronization or an asynchronous run, a voltage limiting device is provided, which consists of a threshold value element -25- which is responsive to overvoltages of both polarities, the output signal of which is a switching element --26--
 EMI3.2
 --27-- can become one.



    PATENT CLAIMS:
1. Device for the self-excitation of synchronous machines, in particular of constant voltage
 EMI3.3
 characterized in that the converter (5) is connected, preferably in a bridge circuit, and that an output-limited voltage regulator (7) is superimposed on the excitation voltage regulator.

Claims (1)

2. Einrichtung insbesondere für Synchronmaschinen mit Dämpferwicklung nach Anspruch 1, d a d u r c h g e k e n n z e i c h n e t , dass die Spannung der Hilfswicklung zur Gegenerregung über einen weiteren Stromrichter (6) dem Erregerkreis zuschaltbar angeordnet ist. EMI3.4 2. Device especially for synchronous machines with damper winding according to claim 1, d a d u r c h g e k e n n z e i c h n e t that the voltage of the auxiliary winding for counter-excitation via a further converter (6) is arranged to be connectable to the excitation circuit. EMI3.4
AT199168A 1968-03-01 1968-03-01 Device for self-excitation of synchronous machines AT280437B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT199168A AT280437B (en) 1968-03-01 1968-03-01 Device for self-excitation of synchronous machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT199168A AT280437B (en) 1968-03-01 1968-03-01 Device for self-excitation of synchronous machines

Publications (1)

Publication Number Publication Date
AT280437B true AT280437B (en) 1970-04-10

Family

ID=3525474

Family Applications (1)

Application Number Title Priority Date Filing Date
AT199168A AT280437B (en) 1968-03-01 1968-03-01 Device for self-excitation of synchronous machines

Country Status (1)

Country Link
AT (1) AT280437B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0187946A1 (en) * 1984-12-14 1986-07-23 M.E.C.C. ALTE S.p.A. Electronic voltage regulator with two-directional action for alternators

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0187946A1 (en) * 1984-12-14 1986-07-23 M.E.C.C. ALTE S.p.A. Electronic voltage regulator with two-directional action for alternators
US4733157A (en) * 1984-12-14 1988-03-22 M.E.C.C. Alte S.P.A. Electronic voltage regulator with two-directional action for alternators

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Legal Events

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EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee