Mitsubishi Heavy Industries Limited

Mitsubishi Hitachi Power Systems, Ltd.

Tetsuya Sawatsubashi

Takashi Fujii

Eiji Kato

Yoshinori Koyama

Koji Nishimura

Shigeki Senoo

Soichiro Tabata

Hiroyuki Mitsui

Masazumi Tanoura

Kenji Muta

Tadashi Aoki

Koutaro Fujimura

Shinichiro Asami

Kiyoshi Tatsuhara

Kunio Asai

Takashi Iwahashi

Ryuichi Matsubara

Chisato Tsukahara

Norihiro Oba

Shinsaku Dobashi

A steam turbine according to the present invention comprises: a shaft which rotates about the rotation axis thereof; a plurality of moving blades which extend in the radial direction from the outer peripheral surface of the shaft and which are arranged along the circumferential direction; a casing main body which covers the shaft and the moving blades from the outer peripheral side; a plurality of stationary blades which are arranged on the inner circumferential surface of the casing main body; and a substance supply unit which supplies, to the surfaces of the moving blades and/or the surfaces of the stationary blades, a film forming substance that is hydrophobic, wherein the substance supply unit has a storage unit, a supply passage which is formed inside the casing and through which the film forming substance flows, and discharge units which are formed inside the moving blades and/or the stationary blades and which guide the film forming substance to the surfaces.

Steam turbine, blade, and method for improving performance and reliability of steam turbine

Provided is a mercury removal systemprovided in a powder supply system including a pulverizing machinethat pulverizes a hydrocarbon raw material, the mercury removal system including: a removal agent supply devicewhich supplies a mercury removal agent; and a mercury removal agent dust collector which collects the dust of the mercury removal agent, wherein a gas discharge line to which the dry flue gas is supplied is connected to the mercury removal agent dust collector, wherein the removal agent supply device includes a mercury removal agent supply line which supplies the mercury removal agent, and wherein the mercury removal agent supply line is connected to the upstream side of the mercury removal agent dust collector in the circulation direction of the dry flue gas.

Mercury removal system, gasification system, gasification combined power generation system and mercury removal method

The combustion controller controls the fuel and air that are supplied to the combustion furnace for burning substances, and addresses the aforementioned object by including: fuel supply unit for supplying fuel and air into the combustion furnace; air supply unit for supplying air into the combustion furnace, the air supply unit being disposed downstream of the fuel supply unit in the direction of flow of combustion air; concentration measuring unit for measuring the concentration of hydrogen sulfide of the combustion air by passing a measurement beam of light through the combustion air at a measurement position downstream of the fuel supply unit in the direction of flow of the combustion air; and control unit for controlling the amount of air supplied from the fuel supply unit based on a measurement result provided by the concentration measuring unit.

Combustion controller

Growing community of inventors

Tokyo, Japan

Tetsuya Sawatsubashi