The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 19, 2005

Filed:

Feb. 19, 2003
Applicants:

Kazuya Matsuo, Kakogawa, JP;

Masahide Kawamura, Akashi, JP;

Osamu Noro, Akashi, JP;

Tatsuo Fujii, Kobe, JP;

Inventors:

Kazuya Matsuo, Kakogawa, JP;

Masahide Kawamura, Akashi, JP;

Osamu Noro, Akashi, JP;

Tatsuo Fujii, Kobe, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P009/08 ;
U.S. Cl.
CPC ...
Abstract

A turbine generating apparatus includes a control unit which controls the turbine generating apparatus as follows. During a system connection running mode, a fuel is fed to the gas turbine at a fuel flow rate corresponding to a preset load. The converter prepares a pseudo-system in which a frequency conforms to a set rotational speed of the gas turbine at the preset load, and converts an output of the generator to a direct current in a state that a number of revolutions of the gas turbine is specified by operating the generator synchronously with the pseudo-system. A power to be taken out is controlled depending on a magnitude of a turbine output. The inverter converts a DC voltage output from the converter to an AC voltage by a pulse width modulation at a system voltage and a system frequency so as to keep the DC voltage output from the converter at a predetermined voltage.


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