Mitsubishi Heavy Industries Compressor Corporation

Mitsubishi Heavy Industries Limited

Mitsubishi Heavy Industries Machinery Technology Corporation

Nippon Steel Corporation

Mitsubishi Jukogyo Kabushiki Kaisha

Mitsubishi Heavy Industries Machinery Systems, Ltd.

Kazutoshi Yokoo

Tomoaki Takeda

Yujiro Watanabe

Takeshi Kaneko

Daisuke Tanaka

Hiroshi Nakajima

Hiroki Takagi

Kazunari Tanaka

Masahiro Hayashi

Koji Shintani

Koshiro Niihara

Ryo Egami

Masaki Shakuda

Daisuke Kawada

Takashi Arai

Ken Ishii

Masahiro Kobayashi

Keiichi Yamamoto

Masashi Yoshikawa

Hiroyuki Miyata

Shinichiro Tokuyama

Kazuo Morimoto

Nobuyori Yagi

Atsushi Kawasaki

Daisuke Hirata

Eiichi Yanagisawa

Yuji Masuda

Noriyuki Okada

Kazuto Yamamura

Kunimasa Sasaki

Ritsuo Hashimoto

Mamoru Yamada

Koichi Mizushita

Shigenari Horie

Kanehisa Miyaguchi

Hiroko Kitamoto

Tadahiro Izu

Hiroaki Kuno

Toshio Mizunoue

Fumito Kajitani

Keiji Tsunenari

Kuniaki Tanouchi

Katsuyuki Isogami

Hiroshi Izaki

Tsuyoshi Tanaka

Minoru Yoshida

Chie Kuwada

Katsuyoshi Miyake

Jyoji Yusa

Mitsuo Tani

A compressor module includes: a compressor; and a high-pressure gas cooler which cools gas discharged from the compressor, wherein the high-pressure gas cooler includes a plurality of gas cooler partial bodies, wherein each gas cooler partial body includes a high-pressure casing which is formed in a cylindrical container shape extending in a horizontal direction and to which the gas is introduced and a high-pressure heat exchange unit which is installed in the high-pressure casing and cools a gas passing in one direction orthogonal to a center axis of the high-pressure casing, and wherein the gas cooler partial bodies are arranged in parallel so that the center axes of the high-pressure casings are parallel to each other, the gas sequentially flows through the gas cooler partial bodies.

Compressor module and compressor module designing method

A cooling device includes a cooler disposed inside a shell main body formed in a cylindrical shape, and having a first surface facing an inlet nozzle and an outlet nozzle, and a partition member fixed to the first surface, and partitioning a portion between the cooler and an inner peripheral surface of the shell main body into a first space communicating with the inlet nozzle and a second space communicating with the outlet nozzle. The partition member includes a main partition plate disposed between the inlet nozzle and the outlet nozzle in an axial direction, a first guide portion extending from an end portion of the main partition plate toward a first end surface of the shell main body, and a second guide portion extending from an end portion of the main partition plate toward a second end surface of the shell main body.

Cooling device

A method of manufacturing a fluid apparatus with flanges that are fastened together may include the following steps: fastening the flanges with a fastening member; introducing a fluid into an internal space of the fluid apparatus, and plastically deforming portions of the flanges that form seats for receiving the fastening member and portions of the flanges that form mating surfaces with pressure of the fluid being applied; releasing the fastening member and correcting at least the mating surfaces out of the seats and the mating surfaces; and refastening the flanges.

Method for manufacturing a fluid device in which flanges are fastened together

A centrifugal compressor includes a rotor including: a shaft that extends along an axis and an impeller that is fixed to an outer surface of the shaft and feeds a fluid that flows into a first side in an axial direction to an outer side in a radial direction of the axis under pressure; a diaphragm that surrounds the impeller from an outer circumference side; a first casing head disposed at a second side of the diaphragm in the axial direction at an interval; a seal device disposed between the first casing head and the shaft; and a bearing device disposed at the second side in the axial direction with respect to the seal device and disposed between the first casing head and the shaft.

Centrifugal compressor

A rotary machine system includes: a rotary machine including a gas seal portion; a gas seal device connected to the rotary machine and that supplies a seal gas to the gas seal portion; and a connecting pipe that connects the gas seal portion and the gas seal device. The rotary machine includes a casing through which a working fluid flows; a rotatable rotary shaft; and the gas seal portion that seals the working fluid by the seal gas having a pressure higher than a pressure of the working fluid in the casing. The gas seal device includes: a seal gas supply pipe through which the seal gas delivered to the connecting pipe flows; a pressure regulating valve provided in the seal gas supply pipe and that adjusts the pressure of the seal gas supplied to the gas seal portion; and a control part.

Rotary machine system

A rotary machine system includes: a rotary machine including a gas seal portion; a gas seal device connected to the rotary machine and that supplies a seal gas to the gas seal portion; a pressure sensor that detects a pressure of the seal gas; a vent portion that discharges the seal gas discharged from the gas seal portion; and a vent pressure sensor that detects a pressure in the vent portion. The rotary machine includes: a casing through which a working fluid flows; a rotatable rotary shaft that passes; and the gas seal portion provided between the casing and the rotary shaft and that seals the working fluid by the seal gas having a pressure higher than a pressure of the working fluid in the casing. The gas seal device includes: a pressure regulating valve; and a control part that controls the pressure regulating valve.

A forming method for a disk-shaped component includes: mounting a heated material on a table; applying a load to the material with a forming roll while rotating the table; forming the material into a disk shape using roll forging; and suppressing decrease in temperature of the material during forming using a heat retaining device.

Forming method for disk-shaped component and forming device for disk-shaped component

A gas cooler () which is provided with a heat exchanger (), cools a gas to be cooled, which is introduced from the outside, by performing heat exchange between the gas to be cooled and the heat exchanger, and discharges the cooled gas to the outside. The heat exchanger includes: a plurality of heat transfer fins () which are placed side by side via a prescribed gap therebetween, the gas to be cooled flowing through the gaps; and heat transfer tubes () which pierce through the plurality of heat transfer fins and are provided in a plurality of rows along the direction in which the gas to be cooled flows. The outside diameter dof the heat transfer tubes is 20 to 30 mm.

Gas cooler

The present invention relates to an impeller manufacturing method in which a thermal cycle is performed on an assembly body with a brazing material formed of a Ni-containing Au alloy being placed at a bond portion of at least two impeller constituent members. The thermal cycle includes a temperature increasing process with a temperature increasing rate of 20&#xb0; C./hr. to 100&#xb0; C./hr., the process including a first intermediate retention and a second intermediate retention each keeping the temperature, the first intermediate retention performed in a temperature range of 500&#xb0; C. to 850&#xb0; C. and the second intermediate retention performed in a temperature range of 850&#xb0; C. to 950&#xb0; C. (but not including 850&#xb0; C.). In the thermal cycle, the temperature is increased in a temperature range exceeding 950&#xb0; C. after the second intermediate retention at a rate lower than that before the second intermediate retention.

Impeller brazing method

A tire vulcanizing apparatus of the present invention includes a liftable center post which supports a green tire, and a heating portion which is fixed to the center post, is disposed inside the green tire, and transmits heat from the inside of the green tire to the green tire by radiation heat.

Tire vulcanizing apparatus

A power source control device () supplies electrical power for performing vulcanizing processing of a green tire in at least one vulcanizing unit provided in the vulcanizing machine (), from a first power source () capable of supplying continuous power and a second power source () capable of supplying charged power that is charged in advance. The power source control device () includes an information acquisition unit () and a power supply control unit (). The information acquisition unit () acquires process information showing the kind of processes included in the vulcanizing processing in the vulcanizing unit (). The power supply control unit () makes the charged power supplied from the second power source () to the vulcanizing unit () during a predetermined process, on the basis of the process information acquired by the information acquisition unit ().

Power source control device and vulcanizing system including power source control device

A twin-drum continuous casting apparatus for casting a metal sheet () by supplying molten metal () to a pouring basin formed by a pair of cooling drums () rotating in opposite directions, and side gates (), to cool the molten metal () by contact with surfaces of the cooling drums (), thereby forming a solidified shell. The cooling drum () is formed from a drum body () having shaft portions at opposite end portions, and a drum sleeve () fitted on an outer peripheral portion of the drum body (). Also, means is provided for preventing various adverse influences due to differences in thermal expansion of constituent members of the drum body () during casting. Thus, the reliability of the apparatus is increased, and the quality of casting is improved.

Dual drum type continuous casting device and method for continuous casting

A band steel plate winding apparatus comprises a winding drum for winding a band steel plate; unit rolls, and curved surface guides adjacent to the unit rolls, provided along a circumferential surface of the winding drum forwardly and backwardly movably between a winding drum surrounding position and a retreat position, the position of the unit roll relative to the winding drum at the time of entry of the band steel plate being downstream at an angle of about 15 degrees or less from the position of contact between the winding drum and the band steel plate; and ejection nozzles provided in a guide surface of each of the curved surface guides for ejecting a gaseous or liquid fluid at a high speed toward the band steel plate before the band steel plate collides with the curved surface guide. The band steel plate winding apparatus permits high speed winding of a band steel plate while effectively preventing buckling of a front end of the band steel plate, and can avoid a great increase in equipment cost.

Band steel plate winding apparatus

In the drying apparatus for rotary printing press for drying the ink on the printed paper which has a direct fired deodorizing apparatus (8) and a heat recovery apparatus (9) for heating the hot air circulating in a drying apparatus (1) by using the exhaust gas from the deodorizing apparatus, the drying apparatus and its control device are so adapted that a bypass line (20) is installed on the hot air circulation line to bypass the heat recovery apparatus to control the temperature of printed paper and/or the temperature of hot air blowing from nozzles (3) by adjusting the degree of opening of a bypass damper (21) disposed in the bypass line, and the burning amount of the burner for deodorization is controlled so that the deodorizing apparatus furnace temperature corresponding to the blowing hot air temperature (16) or paper temperature (17) is obtained. Further, the control device carries out the control in response to the change in printing speed. Thus, the control responsiveness can be enhanced.

Drying apparatus and its control device for rotary printing press

Growing community of inventors

Tokyo, Japan

Kazutoshi Yokoo