Ihi Corporation

Taiga Yamamoto

Yusuke Takeuchi

Akihisa Yano

Shigeki Sakakura

Takahito Akita

Shunji Miyajima

Tatsuya Oka

Hideshi Shibuya

Hiroyuki Kamata

Takuya Yoshinoya

Nobuyuki Honma

Daisuke Tsunoda

Hiromichi Noma

Yushi Kameoka

Koki Yasui

Kimihiro Sawa

Takuya Hashimoto

A heat exchange structure includes: two flow channels stacked in a stacking direction (Y direction) and thermally coupled to each other; and a fin structure detachably installed in at least one flow channel of the two flow channels. The fin structure includes fins arranged in a longitudinal direction (Z direction) of the at least one flow channel in which the fin structure is installed, the fins configured to form openings alternately arranged along the at least one flow channel on one side and the other side of the at least one flow channel in a width direction (X direction).

Heat exchange structure

A jig for inserting a packing into a flow passage of a reactor extending in one direction or for removing the packing from the flow passage, includes: a pair of strip portions extending in parallel with each other, having a length longer than the flow passage; and link portions arranged in an extending direction of the pair of strip portions, linking the pair of strip portions and having lengths with which the pair of strip portions sandwich the packing therebetween.

Jig for inserting filling member into reactor

A reactor includes first heat transfer bodies including reaction flow channels through which a reaction fluid flows, second heat transfer bodies stacked on the first heat transfer bodies and including heat medium flow channels through which a heat medium flows and product flow channels through which a product flows that is produced in the reaction flow channels by a heat exchange between the reaction fluid and the heat medium, and product communication parts including communication spaces through which the product flows from the reaction flow channels to the product flow channels.

Reactor

A reactor includes: a heat exchange section including: a first flow channel configured to flow a reaction fluid and a second flow channel configured to flow a heat medium; an introduction path for a temperature sensor, extending from an insertion opening provided on a side surface of the heat exchange section to the first flow channel or the second flow channel; a pipe for a temperature sensor, connected to a side surface of the heat exchange section and communicating with the introduction path through the insertion opening; and a jig provided in the pipe. The jig is provided with a guide hole extending from the base end toward the tip end and opened toward the insertion opening of the introduction path. The guide hole is provided with a tapered hole directed from the base end toward the tip end.

Reactor with jig provided in pipe for temperature measurement

A cooling system includes a compressor configured to pressurize carbon dioxide to form pressurized carbon dioxide, a mixer configured to generate mixed refrigerant in which the pressurized carbon dioxide and solvent in a liquid state, a depressurization apparatus provided downstream from the mixer and configured to depressurize the mixed refrigerant, a separator configured to separate carbon dioxide in a gas state from the mixed refrigerant, a heat exchanger configured to exchange heat between the mixed refrigerant cooled through depressurization and a fluid to be cooled, and a second heat exchanger configured to cool the carbon dioxide or the mixed refrigerant using vaporized carbon dioxide or the mixed refrigerant.

Cooling system for fluid to be cooled

In a reactor, a first reference position is presumed to be defined by a straight line in contact with a first open end of the introduction port on the side bent toward the second flow channel and extending in the direction intersecting with the second flow channels, and a second reference position is presumed to be defined by a straight line in contact with a second open end of the introduction port on the opposite side of the first open end and extending in the direction intersecting with the second flow channel. At least part of the catalyst body is provided at least either in a region defined between the first reference position and the second reference position, or in a region defined between the second reference position and an inlet position of the first flow channels.

A heat treatment device includes first heat transfer bodies including first flow channels, second heat transfer bodies including second flow channels and each being stacked on the respective first heat transfer bodies, and a casing having a space communicating with the second flow channels and being in contact with each surface including the edge of the connection interface between each first heat transfer body and each second heat transfer body. The first heat transfer bodies each include a third flow channel provided in a wall portion isolating the first flow channels from the space of the casing. The first flow channels are grooves in contact with the connection interface, and the third flow channel is a groove in contact with the connection interface and intersecting with a virtual line connecting the first flow channels with the space of the casing at the connection interface.

Heat treatment device

A reactor includes a reaction unit, a first pipe, a second pipe, a composition analysis unit connected to the first pipe, a regulating unit connected to the second pipe so as to regulate a flow rate or the like of a second fluid, a control unit causing the regulating unit to regulate the flow rate or the like of the second fluid in accordance with a composition of a product analyzed by the composition analysis unit so that a temperature of a third fluid is controlled to lead the composition of the product to keep a predetermined reaction rate or yield, and a first temperature measurement unit connected to the first pipe so as to measure the temperature of the third fluid. The control unit acquires the information on the temperature of the third fluid from the first temperature measurement unit.

A reactor as a heat treatment device includes heat transfer structures removably placed in first flow channels, a first information acquisition unit connected to the inlet side of the first flow channels to acquire information for specifying a temperature and a flow rate of the first fluid which are reference conditions after lapses of time, a second information acquisition unit connected to the outlet side of the first flow channels to acquire the information for specifying the temperature of the first fluid after each lapse of time, and a control unit that calculates a heat exchange amount after each lapse of time in accordance with the temperature and the flow rate specified according to the information acquired by the first information acquisition unit and the second information acquisition unit, so as to estimate a service life of the heat transfer structures in accordance with the heat exchange amount.

A reactor has a heat exchanging body including therein a heat medium flow channel in which heat medium flows, and a reaction flow channel in which a reaction fluid flows, to exchange heat between the heat medium and the reaction fluid. A heat transfer promoter is provided in the heat medium flow channel and comes in close contact with the heat exchanging body to promote heat transfer between the heat medium and the heat exchanging body. The heat transfer promoter is an assembly of partial heat transfer promoters of a plurality of types. Replacing the partial heat transfer promoter with another type one, temperature distribution in the heat exchanging body is adjusted.

A reactor has a heat exchanging body having a heat medium flow channel that a heat medium fluid flows and a reaction flow channel that a reaction fluid flow, and at least one detection part for detecting temperature of a fluid in one or both of the heat medium flow channel and the reaction flow channel. At least one installation hole extends in a skew position to the flow channel and includes an opening portion communicating with the flow channel. The detection part is installed at the opening portion and contacts the flowing fluid. At least one fluid guide hole is formed along the flow channel from the opening portion of the installation hole.

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Tokyo, Japan

Taiga Yamamoto