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JPS538747A - Three phase control system - Google Patents

Three phase control system

Info

Publication number
JPS538747A
JPS538747A JP8294676A JP8294676A JPS538747A JP S538747 A JPS538747 A JP S538747A JP 8294676 A JP8294676 A JP 8294676A JP 8294676 A JP8294676 A JP 8294676A JP S538747 A JPS538747 A JP S538747A
Authority
JP
Japan
Prior art keywords
control system
phase control
unbalanced
controlled angle
current
Prior art date
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.)
Pending
Application number
JP8294676A
Other languages
Japanese (ja)
Inventor
Yasuyuki Maeda
Nobuo Mitsui
Shiro Kameyama
Masaru Komuro
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP8294676A priority Critical patent/JPS538747A/en
Publication of JPS538747A publication Critical patent/JPS538747A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Voltage And Current In General (AREA)

Abstract

PURPOSE: To restrain unbalanced single phase circulating current and unbalanced three phase current, even when controlled angle would be small, and to enable to elimainate unignition of thyristor and to control till 0∼180°, even when controlled angle world be big.
COPYRIGHT: (C)1978,JPO&Japio
JP8294676A 1976-07-14 1976-07-14 Three phase control system Pending JPS538747A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8294676A JPS538747A (en) 1976-07-14 1976-07-14 Three phase control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8294676A JPS538747A (en) 1976-07-14 1976-07-14 Three phase control system

Publications (1)

Publication Number Publication Date
JPS538747A true JPS538747A (en) 1978-01-26

Family

ID=13788374

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8294676A Pending JPS538747A (en) 1976-07-14 1976-07-14 Three phase control system

Country Status (1)

Country Link
JP (1) JPS538747A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5933144A (en) * 1982-08-18 1984-02-22 ワシ中越ボ−ド株式会社 Reinforced paper pasted painted board and its manufacture
JPH0577903A (en) * 1991-09-24 1993-03-30 Azetsukusu:Kk Garbage bag

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5933144A (en) * 1982-08-18 1984-02-22 ワシ中越ボ−ド株式会社 Reinforced paper pasted painted board and its manufacture
JPH0577903A (en) * 1991-09-24 1993-03-30 Azetsukusu:Kk Garbage bag

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