JPS5522843A - Oil feed system transformer - Google Patents

Oil feed system transformer

Info

Publication number
JPS5522843A
JPS5522843A JP9566178A JP9566178A JPS5522843A JP S5522843 A JPS5522843 A JP S5522843A JP 9566178 A JP9566178 A JP 9566178A JP 9566178 A JP9566178 A JP 9566178A JP S5522843 A JPS5522843 A JP S5522843A
Authority
JP
Japan
Prior art keywords
tank
winding
distance
center
lower face
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
JP9566178A
Other languages
Japanese (ja)
Inventor
Kazuki Sato
Kiyoshi Shimizu
Itsuro Matsumoto
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP9566178A priority Critical patent/JPS5522843A/en
Publication of JPS5522843A publication Critical patent/JPS5522843A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To prevent occurrence of an electric failure with a low potential at a tank center by permitting an electric insulation oil to circulate from a tank having a great space volume to a tank having a small.
CONSTITUTION: An insulation oil, is introduced from an upper tank 1, being supplied to a lower tank 2 through a coil 3 and core 4, as shown by arrow marks, and is circulated to the upper tank 1 through a pump 6A and cooler 5. The capacity of the tank 2 is about one fifth or sixth to one twelfth or thirteenth because it has no high-tension bushing lead 8 connected from the upper coil to a bushing 7. Therefore, if the charge density of the oil fed from the winding 3 to the tank 2 may be great, a distance between the lower face of the winding 3 and the lower face of the tank 2 is shortened, a potential in the center of the tank 2 is restricted less with the fact that a maximum potential value may be proportional to a square of the distance.
COPYRIGHT: (C)1980,JPO&Japio
JP9566178A 1978-08-04 1978-08-04 Oil feed system transformer Pending JPS5522843A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9566178A JPS5522843A (en) 1978-08-04 1978-08-04 Oil feed system transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9566178A JPS5522843A (en) 1978-08-04 1978-08-04 Oil feed system transformer

Publications (1)

Publication Number Publication Date
JPS5522843A true JPS5522843A (en) 1980-02-18

Family

ID=14143668

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9566178A Pending JPS5522843A (en) 1978-08-04 1978-08-04 Oil feed system transformer

Country Status (1)

Country Link
JP (1) JPS5522843A (en)

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