BEARING COOLING DEVICE AND VERTICAL SHAFT BULB TURBINE WHEEL

Title:

BEARING COOLING DEVICE AND VERTICAL SHAFT BULB TURBINE WHEEL

Document Type and Number:

Japanese Patent JP2005264806

Kind Code:

A

Abstract:

To facilitate maintenance and inspection operations and reduce an installation space for a bearing cooling device by simplifying the bearing cooling device cooling the bearings of a turbine wheel shaft and securely cool a lubricating oil.

This bearing cooling device of a vertical shaft bulb turbine wheel comprises a lubricating oil reservoir tank 9 reserving the lubricating oil 9k cooling the bearings 9a on the turbine wheel shaft 5 and a cooling water reservoir tank 31 positioned under the lubricating oil reservoir tank 9. A cooling water 21 is reserved in the cooling water reservoir tank 31. The lubricating oil 9k in the lubricating oil reservoir tank 9 cooling the bearings 9a is cooled by the cooling water 21 in the cooling water reservoir tank 31 through the wall part of the lubricating oil reservoir tank 9.

Inventors:

SANBE YOSHITAKA
INAGAKI TAIZO
OTAKE NORIO

Application Number:

JP2004077770A

Publication Date:

September 29, 2005

Filing Date:

March 18, 2004

Export Citation:

Click for automatic bibliography generation Help

Assignee:

TOSHIBA CORP

International Classes:

F03B11/06; F03B11/00; F03B15/14; (IPC1-7): F03B11/06; F03B11/00; F03B15/14

Attorney, Agent or Firm:

Kenji Yoshitake
Hiroyuki Nagai
Junpei Okada
Hirohito Katsunuma

Previous Patent: CONTROLLER OF INTERNAL COMBUSTION ENGINE

Next Patent: EXHAUST GAS TREATMENT EQUIPMENT