Mitsubishi Heavy Industries Limited

Mitsubishi Hitachi Power Systems, Ltd.

Satoru Mori

Makoto Kishi

Toshihiko Niinomi

Yuki Nakazawa

Toru Tanaka

Yosuke Fujitomi

Takashi Ichimaru

This performance evaluation device comprises: an acquisition unit which acquires a sampling value of a gas turbine output and a sampling value of a steam turbine output, measured at each time during the operation of a combined cycle power generation plant that generates power using the gas turbine and the steam turbine; and an output calculation unit which obtains a plant output that is a total output of the sampling value of the gas turbine output measured at a first time and the sampling value of the steam turbine that is the steam turbine output corresponding to the gas turbine output at the first time and is measured at a second time after a predetermined delay from the first time.

Performance evaluation method, operation control method, performance evaluation device, and program

An alarm display system includes: a database configured to store a plurality of sets of predetermined events, occurrence probabilities of the events, checking situations of the events, and countermeasure policies of the events in association with the sets; an alarm information acquisition unit configured to acquire alarm information indicating that the events occur in monitoring target devices; a support information addition unit configured to add support information for supporting determination of a countermeasure for the alarm information according to information stored in the database, to the acquired alarm information; and a display unit configured to display alarm display information in which the support information is added.

Alarm display system and alarm display method

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Tokyo, Japan

Satoru Mori