Ihi Corporation

Nippon Tsusho Kabushiki Kaisha

Kanehiro Co., Ltd.

Masahiro Uchida

Shintaro Ito

Toshiro Fujimori

Soichiro Kato

Taku Mizutani

Tsukasa Saitou

Shogo Onishi

Nobuyoshi Fujisaki

Kageyoshi Yoshizako

Makoto Sato

Masao Imai

Akira Maeda

Kazuo Miyoshi

Koji Sugita

Wonyoung Choi

Osamu Akasi

Seigo Tominaga

Kazumasa Isiguro

Setuko Suzuki

Nobuyoshi Fujisake

Provided is a gas turbine system, including: an ammonia tank; a combustor connected to the ammonia tank; an exhaust flow passage connected to the combustor; a turbine provided in the exhaust flow passage; a cracked-gas reservoir connected to the combustor; and an ammonia cracking catalyst, which is arranged on a downstream side of the turbine in the exhaust flow passage, and is connected to the ammonia tank and the cracked-gas reservoir.

Gas turbine system

A combustion device includes: a liner including an opening at an end, the liner inside of which is formed with a combustion chamber; an air flow path communicating with the opening of the liner; an ammonia supply pipe inserted through the opening of the liner; and a starting fuel supply pipe disposed between the ammonia supply pipe and the air flow path.

Combustion device and gas turbine system for suppressing vaporization of ammonia

A combustion device includes: a burner plate facing a combustion chamber; a plurality of injection hole groups formed in the burner plate so as to have an annular shape; and a slit having an annular shape and formed between the plurality of injection hole groups.

Combustion device and gas turbine system

A gas turbine system includes: a combustor; an intake flow passage connected to the combustor; an exhaust flow passage connected to the combustor; a compressor provided in the intake flow passage; a turbine provided in the exhaust flow passage; an ammonia tank; and a hydrogen generator-separator having an ammonia supply port connected to the ammonia tank and a hydrogen discharge port connected to the combustor, the hydrogen generator-separator being arranged on a downstream side of the turbine in the exhaust flow passage or on a downstream side of the compressor in the intake flow passage, the hydrogen generator-separator including an ammonia cracking catalyst and a hydrogen separation membrane.

A combustion device includes: an ammonia tank; a combustor connected to the ammonia tank; an air supply source; and an ammonia autothermal cracking device having inlets connected to the ammonia tank and the air supply source and an outlet connected to the combustor.

Gas turbine combustion system having an ammonia autothermal cracking device

A combustion device includes: a combustion chamber; a plurality of hydrogen injection holes facing inside of the combustion chamber; a first air injection hole facing the inside of the combustion chamber and extending in the circumferential direction on a radially outer side with respect to the plurality of hydrogen injection holes; a second air injection hole facing the inside of the combustion chamber and extending in the circumferential direction on a radially inner side with respect to the plurality of hydrogen injection holes, the first and second air injection holes being annular; first swirling blades provided in the first air injection hole and inclined in the circumferential direction with respect to a combustion-chamber-side axial direction; and second swirling blades provided in the second air injection hole and inclined to the same side as the first swirling blades in the circumferential direction with respect to the combustion-chamber-side axial direction.

Combustion device comprising plural swirling blades and gas turbine system having the same

Provided is a gas turbine system, including: an ammonia tank; a combustor including a combustion chamber, which is connected to the ammonia tank; an intake flow passage connected to the combustor; a compressor provided in the intake flow passage; a cracked-gas reservoir connected to the combustor; and an ammonia cracking catalyst arranged in a bleed flow passage connected to the compressor, between the compressor and the combustor in the intake flow passage, or in a space in the combustor, which brings the combustion chamber and the intake flow passage into communication with each other, the ammonia cracking catalyst being connected to the ammonia tank and the cracked-gas reservoir.

A combustion device includes an ammonia supply unit supplying primary reduction ammonia as a nitrogen oxide reducing agent into a combustor and mixing secondary reduction ammonia with combustion exhaust gas discharged from the combustor to reduce nitrogen oxide contained in the combustion exhaust gas and a controller configured to control at least one of the amount of supply of the primary reduction ammonia and the amount of mixing of the secondary reduction ammonia with the combustion exhaust gas in accordance with concentrations of residual nitrogen oxide and residual ammonia contained in the combustion exhaust gas after being discharged from the combustor.

Combustion device and gas turbine

A combustion device burns fuel ammonia with combustion air in a combustion chamber, and includes: a combustor liner which forms the combustion chamber; a burner which is installed at one end of the combustor liner; a deflection member which is provided on a downstream side of the combustor liner in a flow direction of a combustion gas, and is configured to deflect the flow direction of the combustion gas; and at least one ammonia injection hole which is provided between the burner and an outlet of the deflection member and is configured to supply the fuel ammonia into the combustion chamber.

The heat cycle facility includes: a first vaporizer that vaporizes a first liquid heating medium by combusting fuel; a first motive power generator that generates motive power by using as a drive fluid a first gas heating medium obtained at the first vaporizer; a condenser that condenses the first gas heating medium discharged from the first motive power generator by heat-exchanging the first gas heating medium for a second liquid heating medium; a circulator that pressurizes the first liquid heating medium obtained at the condenser and supplies the pressurized first liquid heating medium to the first vaporizer; a second vaporizer that produces gaseous ammonia by heat-exchanging the second liquid heating medium for liquid ammonia; and a supplier that supplies the liquid ammonia to the second vaporizer.

Heat cycle facility

The combustion device includes: a compressor that compresses combustion air; a combustor that combusts the compressed combustion air and fuel ammonia; and an ammonia injector that injects the fuel ammonia into the combustion air during or before compression of the combustion air by the compressor and cools the combustion air.

Combustion device and gas turbine engine system

A combustion device burns fuel ammonia in a combustion chamber using compressed combustion air, and includes a combustion air cooling unit which is configured to cool the combustion air by heat exchange with the fuel ammonia during or before a compression process.

A gas turbine denitrifies combustion gas by using a denitrification catalyst and ammonia as a reducing agent, the gas turbine includes: a turbine provided with turbine blades, the turbine blades being exposed to the combustion gas reaching a temperature higher than an average value in a temperature distribution of the combustion gas, and a compressor configured to supply the turbine blades with a cooling air and the ammonia, wherein the gas turbine is configured to lower the temperature of the turbine blades by supplying the turbine blades with the ammonia and the cooling air.

Gas turbine

A combustion device burns fuel ammonia in a combustor using combustion air, and includes a catalyst reduction unit which is configured to reduce nitrogen oxides in a combustion exhaust gas supplied from the combustor, in which at least a part of the fuel ammonia is supplied to the catalyst reduction unit as a reducing agent for the nitrogen oxides in the combustion exhaust gas.

The combustion device includes: a combustion chamber in which fuel is combusted using combustion air; and a reducing agent injector that injects a reducing agent toward flames in the combustion chamber.

Growing community of inventors

Tokyo, Japan

Masahiro Uchida