Toshiba Energy Systems & Solutions Corporation

Sato Holdings Kabushiki Kaisha

Kabushiki Kaisha Toshiba

Toppan Printing Co., Ltd.

8 Rivers Capital, LLC

Hideyuki Maeda

Kazutaka Tsuruta

Iwataro Sato

Nobuhiro Okizono

Satoru Sekine

Rodney John Allam

Jeremy Eron Fetvedt

Shogo Iwai

Takashi Suzuki

Masao Itoh

Yasunori Iwai

Kunihiko Wada

Tsuguhisa Tashima

Asako Inomata

Yuichi Morisawa

Takayoshi Jinnouchi

Daizo Saito

Satoru Kuboya

Naoyuki Okamura

Takeo Takahashi

Takeo Suga

Takahiro Ono

Yasuyuki Kakui

Hiroshi Kokuta

Masataka Tamura

Yuki Muroi

Yasuaki Nakamura

Koki Nishimura

Yuta Ishikawa

Kuniyuki Miura

Naoki Kowata

Tomomi Okuyama

Takahiro Nakanishi

Shinji Tanigawa

Masatoshi Takano

A turbine rotor in an embodiment is configured by joining a rotor component member and a rotor component member together by bolt fastening with an abutting end surface of the rotor component member and an abutting end surface of the rotor component member abutting on each other. The turbine rotor includes: a cylindrical recessed portion that is formed at the abutting end surface and is recessed in an axial direction; an axial passage bored from a bottom surface of the cylindrical recessed portion in the axial direction; an introduction passage introducing the cooling medium into the axial passage; a discharge passage discharging the cooling medium from the axial passage; and a sealing member that is arranged in the cylindrical recessed portion and seals one end of the axial passage.

Turbine rotor with bolt fastening arrangement and passages

Shaft stability is enhanced and reliability is improved. In a gas turbine power generation system of an embodiment, a pressurizing unit, a rotation control unit, a diaphragm coupling, a turbine, and a generator are disposed to line up sequentially on the same shaft. A thrust bearing is provided between the turbine and the generator. The turbine is configured such that a working medium flows from the diaphragm coupling side toward the rotation control unit side.

Gas turbine power generation system

A stator blade of an embodiment includes: a blade effective part having hollow portions; an outer shroud having an outer plate flange portion provided on a radial-direction outer side of the blade effective part, and a pair of outer mounting portions provided in a circumferential direction on a front edge side and a rear edge side; an inner shroud having an inner plate flange portion provided on a radial-direction inner side of the blade effective part; cooling medium introduction passages which introduce a cooling medium via opening portions formed in the outer plate flange portion and passing through the outer plate flange portion in a radial direction, to the hollow portions; and a cooling medium introduction passage formed in a direction along a surface of the outer plate flange portion in a wall thickness of the outer plate flange portion, which introduces a cooling medium to the hollow portion.

Turbine stator blade

A transition piece of an embodiment leads a combustion gas generated by a combustor liner to a turbine part in a gas turbine facility. An outlet portion from which the combustion gas flows out to the turbine part in the transition piece includes: an inner peripheral wall located inside in a radial direction of the turbine part; an outer peripheral wall located further outside than the inner peripheral wall in the radial direction; and support struts provided between the inner peripheral wall and the outer peripheral wall. In the inner peripheral wall, first insertion grooves are formed. In the outer peripheral wall, second insertion grooves are formed. In the support struts, first end portions located inside in the radial direction are inserted into and fixed in the first insertion grooves, and second end portions located outside in the radial direction are inserted into and fixed in the second insertion grooves.

Transition piece

A thermal insulation coating member includes: a substrate having a surface; a binding layer on the surface, and a thermal insulation layer on the binding layer. The thermal insulation layer includes: a first ceramic layer including a plurality of first flat pores, the plurality of first flat pores being inclined at a first angle with respect to the surface and extending in a first direction; and a second ceramic layer including a plurality of second flat pores, the plurality of second flat pores being inclined at a second angle with respect to the surface and extending in a second direction. The second angle differs from the first angle, the second direction differing from the first direction, or the second angle and the second direction respectively differing from the first angle and the first direction.

Thermal insulation coating member, axial flow turbine, and method for producing thermal insulation coating member

A printer includes a printing portion configured to print on a print medium, a ribbon supply shaft configured to hold an ink ribbon to be supplied to the printing portion, and a ribbon roll up shaft configured to roll up the used ink ribbon, wherein the ribbon supply shaft is provided movably between a ribbon supply position where the ink ribbon is supplied to the printing portion, and a ribbon replacement position where the ribbon supply shaft is attachable to and detachable from the printer, and rotated in the direction in which the ink ribbon is rolled up in the middle of moving from the ribbon replacement position to the ribbon supply position.

Printer

Including a pair of support members sandwiching a roll-like print medium and a pair of swing members each including a holding pin for rotatably holding the print medium, mounted on the support member, capable of swing, respectively, and swinging in the direction where the pair of holding pins gets closer to each other by being brought into contact with the print medium, the swing member being mounted at a position biased to a taking-out direction side of the print medium in the support member and a length of the swing member in a swing radial direction being smaller than a length of the support member in a taking-in/out direction of the print medium.

A printer includes a printing portion configured to print on a print medium, a ribbon supply shaft configured to hold an ink ribbon to be supplied to the printing portion, a ribbon roll up shaft configured to roll up the used ink ribbon, a printing unit provided swingably, the printing unit having a thermal head that constitutes the printing portion, and a partition member swingably provided in the printing unit, the partition member partitioning the ink ribbon and the print medium, and the ribbon supply shaft is provided in the partition member.

The gas turbine facilityof the embodiment includes a combustorcombusting fuel and oxidant, a turbinerotated by combustion gas, a heat exchangercooling the combustion gas, a heat exchangerremoving water vapor from the combustion gas which passed through the heat exchangerto regenerate dry working gas, and a compressorcompressing the dry working gas until it becomes supercritical fluid. Further, the gas turbine facilityincludes a pipeguiding a part of the dry working gas from the compressorto the combustorvia the heat exchanger, a pipeexhausting a part of the dry working gas to the outside, and a pipeintroducing a remaining part of the dry working gas exhausted from the compressorinto a pipecoupling an outlet of the turbineand an inlet of the heat exchanger

Gas turbine facility with supercritical fluid 'CO2' recirculation

A turbine which has: a balance piston disposed in a turbine rotor; a plurality of balance piston seals disposed on a casing side in a manner to face the balance piston; a balance piston extraction hole allowing extraction from between the plurality of balance piston seals to a middle stage of the turbine stages; an exhaust connection piping connecting a low pressure side of the balance piston to a turbine exhaust system; a exhaust connection piping valve mechanism which is provided in the exhaust connection piping; a plurality of seal mechanisms provided between the low pressure side of the balance piston and the atmosphere; and an exhaust piping allowing exhaust from between the plurality of seal mechanisms.

Turbine and turbine system

A gas turbine facility of an embodiment includes: a combustor casing; a combustor provided in the combustor casing; a cylinder surrounding a periphery of the combustor and dividing a space between the combustor casing and the combustor; a turbine rotated by combustion gas exhausted from the combustor; a heat exchanger cooling the combustion gas exhausted from the turbine; a pipe through which a part of the combustion gas cooled in the heat exchanger passes in the heat exchanger to be heated, the pipe guiding the combustion gas heated in the heat exchanger into the cylinder; and a pipe guiding another part of the combustion gas cooled in the heat exchanger to a space between the combustor casing and the cylinder.

Gas turbine facility exhaust gas supply heat exchange arrangement

According to an embodiment, a turbine comprises: a cylindrical casing; and turbine stator blades arranged in the casing along a circumferential direction. The turbine stator blades each includes: a blade effective part; a coolant flow path through which a coolant flows in the blade effective part to cool the blade effective part; an outer ring sidewall provided on an outer periphery of the blade effective part; an inner ring sidewall provided on an inner periphery of the blade effective part; and a contact part provided at an end part of the inner ring sidewall with at least part thereof being along a flow direction of a working fluid, coming into contact with the inner ring sidewall of the adjacent blade during operation, and separating from the inner ring sidewall of the adjacent blade when the operation is stopped.

Turbine and turbine stator blade

A turbineincludes: a turbine rotor having a rotor main body including a hollow part into which a cooling fluid flows, and a plurality of rotor wheels arranged in an axial direction of the rotor main body and protruding from the rotor main body. A cooling-fluid introducing passage extending from the hollow part in a direction intersecting with the axial direction of the rotor main body is formed in the rotor main body so as to allow the cooling fluid in the hollow part to flow through the cooling-fluid introducing passage and then to flow around the rotor wheel to be conducted to the working-fluid flow passage. A flow-rate control plug regulating a flow rate of the cooling fluid flowing through the cooling-fluid introducing passage is disposed in the cooling-fluid introducing passage.

Turbine

To provide a marking device that enables to easily find a tag determined as defective (RFID error, etc.) among a plurality of tags that are stacked or the like. The marking device to use with a sheet includes cut and raising part for forming, as a failure process, a cut and raised section to be positioned at an edge of the sheet having been found the defect.

Marking device and marking method

A packaging material for a power storage device, including: a metal foil layer; a coating layer formed on a first surface of the metal foil layer directly or via a first anti-corrosion treatment layer; a second anti-corrosion treatment layer formed on a second surface of the metal foil layer; an adhesive layer formed on the second anti-corrosion treatment layer; and a sealant layer formed on the adhesive layer. The coating layer contains at least one material selected from a group consisting of fluorine-based resins, urethane-based resins, and polyester-based resins. There is also a strength difference between the coating layer and a laminate of the adhesive layer and the sealant layer at a 10 percent stretch conducted in a tensile test (in conformity with JIS K 7127) of less than 0.400 N/mm.

Growing community of inventors

Yokohama, Japan

Hideyuki Maeda