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Patent Searching and Data


Title:
LEAD DEVICE FOR ROTARY ELECTRIC MACHINE
Document Type and Number:
Japanese Patent JPS61210852
Kind Code:
A
Abstract:
PURPOSE:To balance the pressure and temperature of coil-cooling water and distribute cooling water in a suitable quantity, by providing two pieces of long and short connecting rings for each phase coil, and by making only cooling water from the short connecting ring flow into a lead bushing. CONSTITUTION:So far as a stator coil in liquid cooling system is concerned, for each phase coil, two pieces of long and short circular connecting rings 2A, 2B are respectively provided. In the short connecting ring 2A, cooling water is taken through connecting points 2b, 2c respectively, and after the water is circulated from a lead conductor 4 into a lead bushing 6, the water is arranged to be discharged via the first adjusting valve 15. In the long connecting conductor 2B, cooling water is taken respectively through connecting points 2a, 2b, and the water bypassing the lead bushing 6 through the section of the lead conductor 4 is discharged via the second adjusting valve 19.

Inventors:
TAKAHASHI EIICHI
Application Number:
JP4926985A
Publication Date:
September 19, 1986
Filing Date:
March 14, 1985
Export Citation:
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Assignee:
TOSHIBA CORP
International Classes:
H02K9/19; H02K3/22; H02K3/50; H02K5/22; (IPC1-7): H02K5/22; H02K9/18