Claims
- 1. A rotating machine equipped with coolers for cooling the cooling medium which is circulated inside the machine by rotation of a fan installed on a rotating axis, a first ventilation passage and a second ventilation passage through which the cooling medium is circulated inside the machine, the first and second ventilation passages having a common portion, one of the coolers being installed in the common portion for cooling the cooling medium, and the second ventilation passage having another of the coolers installed therein for further cooling a portion of the cooling medium cooled by the one of the coolers.
- 2. A rotating machine equipped with coolers for cooling a cooling medium which is circulated inside the machine by rotation of a fan installed on a rotating axis, a first ventilation passage and a second ventilation passage to which the cooling medium is circulated inside the machine, the first and second ventilation passages having a common portion, each of the first and second ventilation passages having at least one of the coolers installed therein for cooling the cooling medium, and at least one of the first and second ventilation passages having at least another of the coolers in addition to the at least one of the coolers installed therein.
- 3. A rotating machine equipped with coolers for cooling a cooling medium which is circulated inside the machine by rotation of a fan installed on a rotating axis of the machine, a first ventilation passage and a second ventilation passage through which the cooling medium is respectfully circulated inside the machine, each of the first and second ventilation passages having at least one of the coolers installed therein for cooling the cooling medium, and at least one of the first and second ventilation passages having at least another of the coolers in addition to the at least one of the coolers installed therein so that the cooling medium circulating in the at least one of the first and second ventilation passages is cooled by the at least one of the coolers and the at least another of the coolers.
- 4. A rotating machine equipped with coolers for cooling a cooling medium which is circulated inside the machine by rotation of a fan installed on a rotating axis, a first ventilation passage and a second ventilation passage through which the cooling medium is respectively circulated, each of the first and second ventilation passages having at least one of the coolers installed therein for cooling the cooling medium, and at least one of the first and second ventilation passages having at least another of the coolers in addition to the at least one of the coolers installed therein, the at least one of the coolers and the at least another of the coolers being spaced from one another along the at least one of the first and second ventilation passages so that the cooling medium which is circulated in the at least one of the first and second ventilation passages is first cooled by the at least one of the coolers and then is cooled by the at least another of the coolers which is spaced therefrom after passage through a portion of the at least one of the first and second passages where the cooling medium is subjected to heating.
Priority Claims (2)
Number |
Date |
Country |
Kind |
10-333675 |
Nov 1998 |
JP |
|
11-71408 |
Mar 1999 |
JP |
|
CROSS REFERENCE TO RELATED APPLICATION
This is a divisional of U.S. application Ser. No. 09/443,105, filed Nov. 18, 1999, the subject matter of which is incorporated by reference herein.
US Referenced Citations (4)
Number |
Name |
Date |
Kind |
2315653 |
Pollard et al. |
Apr 1943 |
|
4182966 |
Mishra et al. |
Jan 1980 |
|
5065058 |
Ferguson et al. |
Nov 1991 |
|
5785114 |
Armstrong et al. |
Jul 1998 |
|
Foreign Referenced Citations (2)
Number |
Date |
Country |
60-162432 |
Aug 1985 |
JP |
2-70247 |
Mar 1990 |
JP |