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Title:
APPLICATION STRUCTURE OF FOLLOW CURRENT BLOCKING DEVICE IN THREE-PHASE FOUR-CIRCUIT JOINT SPANNING STEEL TOWER
Document Type and Number:
Japanese Patent JP2009303320
Kind Code:
A
Abstract:

To provide an application structure of a follow current blocking device in a three-phase, four-circuit joint spanning steel tower that strikes a balance between the reduction of momentary drop occurrence probability and the reduction of equipment cost.

This is the application structure of the follow current blocking device in the three-phase four-circuit joint spanning steel tower, which attaches the follow current blocking device to five phases from the superordinate phases of an upper transmission line and also attaches dynamic current breakers to five phases from the superordinate phases of a lower transmission line, in an equal voltage class joint spanning steel tower, and the application structure of the follow current blocking device in the three-phase four-circuit joint spanning steel tower, which attaches the follow current blocking device to five phases from the superordinate phases of the lower transmission line, in the different voltage class joint spanning steel tower.


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Inventors:
KOZUKA MASAHIRO
KAWAMURA HIRONAO
SHINJO KAZUO
ITAMOTO NAOKI
Application Number:
JP2008152662A
Publication Date:
December 24, 2009
Filing Date:
June 11, 2008
Export Citation:
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Assignee:
HOKURIKU ELECTRIC POWER
International Classes:
H02G13/00; H02G7/00
Domestic Patent References:
JPH1042464A1998-02-13
JP2006087196A2006-03-30
JP2001231115A2001-08-24
Attorney, Agent or Firm:
Nobumichi Miyata