GB138363A - Improvements in or relating to speed control arrangements for dynamo electric machinery - Google Patents

Improvements in or relating to speed control arrangements for dynamo electric machinery

Info

Publication number: GB138363A
Authority: GB; United Kingdom
Prior art keywords: valve; switch; main; overload; exciting
Prior art date: 1917-07-03
Legal status (The legal status 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 status listed.): Expired

Application number

GB2781/20A

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Siemens Schuckertwerke AG

Original Assignee

Siemens Schuckertwerke AG

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.)

1917-07-03

Filing date

1920-01-29

Publication date

1920-11-25

1920-01-29 Application filed by Siemens Schuckertwerke AG filed Critical Siemens Schuckertwerke AG

1920-11-25 Publication of GB138363A publication Critical patent/GB138363A/en

Status Expired legal-status Critical Current

Links

238000004804 winding Methods 0.000 abstract 3
LTMHDMANZUZIPE-PUGKRICDSA-N digoxin Chemical compound C1[C@H](O)[C@H](O)[C@@H](C)O[C@H]1O[C@@H]1[C@@H](C)O[C@@H](O[C@@H]2[C@H](O[C@@H](O[C@@H]3C[C@@H]4[C@]([C@@H]5[C@H]([C@]6(CC[C@@H]([C@@]6(C)[C@H](O)C5)C=5COC(=O)C=5)O)CC4)(C)CC3)C[C@@H]2O)C)C[C@@H]1O LTMHDMANZUZIPE-PUGKRICDSA-N 0.000 abstract 1
230000001681 protective effect Effects 0.000 abstract 1
230000001105 regulatory effect Effects 0.000 abstract 1

Classifications

- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/06—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric generators; for synchronous capacitors
- H02H7/067—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric generators; for synchronous capacitors on occurrence of a load dump

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Control Of Eletrric Generators (AREA)
Control Of Turbines (AREA)

GB2781/20A 1917-07-03 1920-01-29 Improvements in or relating to speed control arrangements for dynamo electric machinery Expired GB138363A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE138363X		1917-07-03

Publications (1)

Publication Number	Publication Date
GB138363A true GB138363A (en)	1920-11-25

Family

ID=5667284

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB2781/20A Expired GB138363A (en)	1917-07-03	1920-01-29	Improvements in or relating to speed control arrangements for dynamo electric machinery

Country Status (2)

Country	Link
FR (1)	FR516933A (fr)
GB (1)	GB138363A (fr)

1918
- 1918-07-12 FR FR516933A patent/FR516933A/fr not_active Expired
1920
- 1920-01-29 GB GB2781/20A patent/GB138363A/en not_active Expired

Also Published As

Publication number	Publication date
FR516933A (fr)	1921-04-28

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