Mitsubishi Heavy Industries Limited

Mitsubishi Hitachi Power Systems, Ltd.

Mitsubishi Power, Ltd.

Nagase Co., Ltd.

Eisai R&d Management Co., Ltd.

Menicon Co., Ltd.

Keisuke Matsuyama

Shinji Akamatsu

Kenji Sato

Satoshi Tanimura

Sosuke Nakamura

Katsuhisa Hamada

Kentaro Tokuyama

Kazufumi Ikeda

Hiroaki Kishida

Takanori Ito

Katsunori Tanaka

Hideaki Sugishita

Hidekazu Uehara

Yoshihiro Kuwamura

Hiroharu Oyama

Masaki Ono

Kenta Taniguchi

Shunsuke Torii

Toyoharu Nishikawa

Taiki Kinoshita

Satoshi Mizukami

Azumi Yoshida

Kohei Ozaki

Kohei Hatano

Kenichiro Yamamoto

Takayoshi Takashima

Tomohito Nakamori

Kazuya Kodama

Tomonori Toda

Jun Matsumoto

Hiroshi Sato

Shinya Hashimoto

Shigemi Mandai

Shigeto Negi

Satoshi Takiguchi

Kensuke Futahashi

Kiyoshi Fujimoto

Masanori Yuri

Kenji Hayashi

Kotaro Miyauchi

Masanobu Shinoda

Yasuro Sakamoto

Tomoyuki Onishi

Fumiyoshi Matsuura

Yasuhiro Yokoyama

Yuki Mitsui

Manabu Sasho

Takumi Matsumura

Tetsuya Shimmyo

Hidenori Yokoi

Kaoru Murata

Hikaru Katano

Naoki Ozeki

Susumu Inoue

Atsunori Mori

Katsutoshi Nishiura

Wataru Kugimiya

Koji Maeta

Mamoru Miyazawa

Yasuhiko Ikegami

Tomoshige Takata

Shunji Kamiyama

Yuichiro Kimura

Akihiro Murakami

Masaharu Gotoda

Teiji Takigawa

Tei Yamato

Hiroshi Gotoda

Yasuo Chikusa

Toshinari Nishimura

Yoshihiko Hisatake

Kazuto Yoshida

Takaya Koda

Sayoko Murakami

Kinsei Anzai

Daisuke Nakamura

Takuya Kurosaka

Shinga Masuda

Toyohiro Nagano

Naoya Takeshita

Isao Taguchi

Shoichi Okawara

Tomoshi Yamasaki

A sign detection device includes: a plurality of sensors disposed at a plurality of positions on a detection target object and configured to measure physical quantities at each position; a data acquisition unit for acquiring time-series fluctuation data of the physical quantities from the plurality of sensors; a calculation unit for calculating, from the time-series fluctuation data, a parameter indicating a correlation between the physical quantities at arbitrary two positions among the plurality of positions; and a detection unit for detecting a sign of sudden change in vibration of the detection object based on the parameter.

Vibration detection through correlation of nodal measurements of a physical quantity

An early sign detection device includes a plurality of sensors, a data acquisition unit configured to acquire time series variation data of a physical amount from each of the plurality of sensors, a computation unit configured to compute an occurrence probability of a vibration mode involved in a sudden variant vibration of a detection subject from an amplitude or a phase of the time series variation data of the physical amount at each of the plurality of positions, and a detection unit configured to detect an early sign of the sudden variant vibration on the basis of the occurrence probability of the vibration mode. The plurality of sensors are respectively disposed at a plurality of positions of the detection subject and are each configured to measure the physical amount at a corresponding position of the plurality of positions.

Early sign detection device and early sign detection method

A method for purifying a target peptide may include mixing a peptide product obtained through a peptide synthesis with a solvent in the presence of a sulfonic acid compound to obtain a solid; and performing a solid-liquid separation to collect the solid.

Peptide purification method using sulfonate compound

A first-stage stator vane for a gas turbine includes: a first portion partially defining an airfoil which includes a pressure surface, a suction surface, and a trailing edge; and a second portion positioned at a leading-edge side of the airfoil with respect to the first portion, the second portion having a recess portion or a protruding portion. The recess portion or the protruding portion has a pair of side wall surfaces, and an angle formed between the pair of side wall surfaces is less than 90 angular degrees.

First-stage stator vane for gas turbine, gas turbine, stator vane unit for gas turbine, and combustor assembly

An acoustic device includes: a perforated plate that has a plurality of holes penetrating in a plate thickness direction of the perforated plate and in which a main flow is to flow on a first side of the perforated plate in the plate thickness direction; and a housing that is on a second side of the perforated plate in the plate thickness direction and partitions a space between the housing and the perforated plate, wherein a part of each of the plurality of holes on the first side in the thickness direction is inclined to at least one of the first side and a second side of a flow direction of the main flow.

Acoustic device and gas turbine

A gas turbine combustor and a gas turbine; wherein inclined surfaces are provided on inner surfaces of side walls neighboring in a circumferential direction at downstream end portions of transition pieces of combustors, the inclined surfaces being configured to increase a passage area of the transition pieces, a ratio (S/P) is from 0 to 0.2, where (P) is a pitch dimension of first stage vanes, and (S) is a circumferential dimension from an intermediate point between neighboring transition pieces to an upstream end of a first stage vane closest in the circumferential direction; and a ratio (L/P) is from 0.3 to 0.55, where (P) is the pitch dimension, and (L) is an axial dimension from a downstream end of the transition piece to the upstream end of the first stage vane.

Gas turbine combustor transition piece including inclined surface at downstream end portions for reducing pressure fluctuations

To provide a damping device that includes an acoustic liner that forms an acoustic-liner resonant space along an outer periphery of a combustion chamber in which a combustion gas flows, and an acoustic damper provided on an outer peripheral side of the acoustic liner, to form an acoustic-damper resonant space that communicates with the acoustic-liner resonant space. The acoustic liner is formed with a damper opening connected with the acoustic damper for causing the acoustic-liner resonant space and the acoustic-damper resonant space to communicate with each other. The acoustic liner includes a divided portion that is a portion to be divided in a circumferential direction of the combustion chamber by the damper opening, and a continuous portion that is a portion continuous over the circumferential direction of the combustion chamber.

Damping device, combustor, and gas turbine

A seal device for a turbine is disposed around a rotor so as to separate a high-pressure space and a low-pressure space and includes: a plurality of thin plates arranged along an outer peripheral surface of the rotor. Each of the thin plates has a thin-plate tip surface facing the outer peripheral surface of the rotor; a first side plate disposed so as to face the high-pressure space and covering outer peripheral regions of first side surfaces; and a second side plate disposed so as to face the low-pressure space and covering outer peripheral regions of second side surfaces. The first side surface of each of the thin plates is covered with the first side plate in a region extending further to an inner side, in a radial direction of the rotor, than a region of the second side surface covered with the second side plate.

Seal device for turbine, turbine, and thin plate for seal device

A seal device for a turbine includes: a plurality of thin plates arranged along an outer peripheral surface of the rotor, each of the thin plates including a root portion disposed on an outer side in a radial direction of the rotor and supported on a stationary part of the turbine and a tip portion disposed on an inner side in the radial direction of the rotor and having a tip surface facing the outer peripheral surface of the rotor. Each of the thin plates is configured such that a width direction of the thin plate is parallel to an axial direction of the rotor at a side of the root portion, and the tip portion of each of the thin plates is configured such that an end on a side of the high-pressure space is positioned downstream of another end on a side of the low-pressure side.

A gas turbine and a gas turbine silencer are provided. A silencer panel has a structure that can be divided into an upstream silencer panel and a downstream silencer panel in an airflow direction, a stepped part is defined in an opening-side portion of the downstream silencer panel, and the upstream silencer panel and the downstream silencer panel are linked by the stepped part fitting into an opening in the upstream silencer panel.

Gas turbine silencer, and gas turbine provided with same

A gas turbine combustor is provided with a combustor basket where combustion gas flows, the combustion gas being produced by combustion of fuel injected from a nozzle, and a first resonance device and a second resonance device mounted on an outer surface of the combustor basket. The second resonance device is disposed on a downstream side from the first resonance device in a flow of the combustion gas and damps combustion oscillation of a frequency higher than the first resonance device. The first and second resonance devices are acoustic liners each having a housing mounted to the outer surface of the combustor basket. A resonance space surrounded by the housing and the outer surface of the combustor basket communicates with an interior space of the combustor basket via a plurality of acoustic holes formed in the combustor basket.

Gas turbine combustor

An object of the present invention is to provide a process capable of producing a self-assembling peptide derivative that is useful in the fields of regenerative medicine and surgery in large quantities and in an economical and efficient manner. In particular, provided is a production process employing a combination of (i) a step of convergently constructing a sequence with use of a common repeating unit consisting of a specific amino acid sequence and (ii) a step of first isolating the peptide derivative as a disulfuric acid salt, a tetramethanesulfonic acid salt or a tetra(trifluoroacetic acid (TFA) salt), and then subjecting the peptide salt to a salt exchange reaction to yield a tetrahydrochloric acid salt.

Process for producing self-assembling peptide derivatives

An exhaust duct includes a duct plate () having a cylindrical shape, a heat insulation panel () disposed at a predetermined interval on an inner surface side of the duct plate (), a heat insulation material () disposed between the duct plate () and the heat insulation panel (), and a connecting member () configured to connect the duct plate () to the heat insulation panel () and also including a first plate portion () and a second plate portion () as a stress absorption unit capable of absorbing stress in two directions intersecting in a longitudinal direction. With this structure, durability is improved by preventing damage of the connecting member between the duct plate and the heat insulation panel.

Exhaust duct

In a damping device according to the present invention, a damping deviceis mounted on a bypass pipethat supplies an amount of high-pressure air to a combustor transition piece. The damping deviceincludes a fluid introducing unitthat forms a fluid introduction space B by covering an outer peripheral portion of the bypass pipe, a plurality of acoustic boxesandthat forms resonance spaces Da and Db with the base portions connected to the fluid introducing unitand the end portions extending along the outer peripheral portion of the bypass pipein the circumferential direction, and partition platesandthat form resonance ducts Ea and Eb of a predetermined length by partitioning the resonance spaces Da and Db.

Damping device and gas turbine combustor

Provided is a steam valve () equipped with: a stop valve () capable of stopping/releasing the flow of steam when driven so as to open/close; an governing valve () that is provided coaxially in the interior of the stop valve (), and that controls the flow volume of the steam when driven to open/close in the same direction as the opening/closing of the stop valve (); and a first guide part () that is provided between the stop valve () and the governing valve () so as to separate the stop valve and the governing valve in the radial direction, and that guides at least the governing valve in the opening/closing direction.

Steam valve and steam turbine

Growing community of inventors

Tokyo, Japan

Keisuke Matsuyama