Kobe Steel, Ltd.

Nagoya University

Toyota Jidosha Kabushiki Kaisha

Akira Matsuoka

Koji Noishiki

Akitoshi Fujisawa

Akira Kishimoto

Makoto Nishimura

Hiroshi Machida

Tomohiro Ozono

Yuji Kurishiro

Hirotoshi Horizoe

Noriyuki Kitao

Katsuya Akiyama

Tsuyoshi Yamaguchi

Tsugio Fujisawa

Norihide Maeda

Hiroo Hangai

Takehiro Esaki

Tsuyoshi Kakio

Tomohiro Oozono

Fumiaki Suzuki

Provided is a fluid flow device having high freedom of choosing means for detecting flow errors. The fluid flow device includes a channel forming body. The channel forming body forms a plurality of fluid channels, a plurality of detection spaces corresponding to the fluid channels, respectively, and a plurality of communication channels providing respective communications between the fluid channels and the detection spaces corresponding thereto, respectively. Each of the detection spaces contains a detection fluid and a detection gas aligned in a longitudinal direction thereof, and an interface is formed therebetween. The detection gas is contained in the detection space so as to allow the position of the interface to be changed with the pressure change of a processing object fluid that flows through the fluid channels.

Fluid flow device and flow error detection method

Provided is a reactor capable of generating a proposed target solution in a short time by reacting the raw material solutions with each other while allowing a mixed raw material solution containing a plurality of kinds of raw material solutions mixed with each other to flow, and restraining the temperature of the mixed raw material solution from excessively rising. The reactor includes a reaction channel allowing the mixed raw material solution to flow and a solvent channel allowing a solvent dissolvable in the mixed raw material solution to flow. The solvent channel is connected to the reaction channel between the upstream end and the downstream end of the reaction channel so that the solvent flowing in the solvent channel is mixed with the mixed raw material solution flowing in the reaction channel from the middle of the reaction channel.

Reactor and reactor system provided with same

Provided is a fluid treatment system, including: a plurality of fluid channel devices arranged in series along a regular channel; a plurality of flow control valves each adjusting the flow rate of a treatment target fluid flowing into each of the plurality of fluid channel devices; a flow control valve provided on the upstream side of the plurality of fluid channel device and operable to change the flow rate of the treatment target fluid flowing into each of the plurality of fluid channel device; a bypass channel allowing the treatment target fluid to flow so as to bypass the fluid channel device in which abnormality has occurred, and a plurality of bypass selector valves selectable between a state of allowing the flow of the treatment target fluid in the bypass channel and a state of blocking the flow.

Fluid treatment system

The absorption agent of the present invention contains water, an amine compound, and an organic solvent, and a value obtained by subtracting a solubility parameter of the organic solvent from a solubility parameter of the amine compound is 1.1 (cal/cm)or more and 4.2 (cal/cm)or less. The method for separation and recovery of an acidic compound of the present invention includes the steps of: bringing a mixed gas containing an acidic compound into contact with an absorption agent containing water, an amine compound, and an organic solvent to absorb the acidic compound into the absorption agent; causing the absorption agent that has absorbed the acidic compound to be phase-separated into a first phase containing the acidic compound in a high content and a second phase containing the acidic compound in a low content; and heating the first phase to release the acidic compound from the first phase.

Absorption agent, method of manufacturing same, and method for separation and recovery of acidic compound

A gas treatment device uses a gas to be treated which contains an acid compound that dissolves into water to produce acid and a treatment liquid which absorbs the acid compound to phase-separate, to separate an acid compound from the gas to be treated. The gas treatment device includes an absorber which brings the gas to be treated into contact with the treatment liquid; a regenerator 14 which heats the treatment liquid contacting the gas to be treated to separate an acid compound; and a liquid feeding portion which feeds the treatment liquid contacting the gas to be treated in the absorber to the regenerator. In the absorber, the treatment liquid contacting the gas to be treated phase-separates into a first phase portion having a high acid compound content and a second phase portion having a low acid compound content. The liquid feeding portion is configured to introduce, into the regenerator, the treatment liquid with the phase-separated first phase portion and second phase portion mixed.

Gas treatment method and gas treatment device

A liquid-liquid contact device includes: an internal casing surrounding an inner chamber for providing countercurrent contact between a light liquid and a heavy liquid; an external casing surrounding the internal casing so as to form an outer chamber around the internal casing; a light liquid introduction tube guiding the light liquid to the inner chamber; and a heavy liquid introduction tube guiding the heavy liquid to the inner chamber. The internal casing has an upper opening and a lower opening which opens at a location below the upper opening. The external casing has a heavy liquid discharge outlet through which the heavy liquid is allowed to be discharged from the outer chamber, and a light liquid discharge outlet which is disposed above the heavy liquid discharge outlet and through which the light liquid is allowed to be discharged from the outer chamber.

Liquid-liquid contact device and liquid-liquid contact method

A gas transfer processing method includes: transferring gas to an inside or an outside of an absorption liquid within respective processing flow paths while circulating the absorption liquid through the respective processing flow paths; after the gas transferring, separating a mixed fluid including the absorption liquid discharged from outlets of the respective processing flow paths and gas by respective separation headers into the absorption liquid and the gas; and circulating the absorption liquid separated in the separating by returning the separated absorption liquid from the separation headers to inlets of the respective processing flow paths through respective recirculation lines, thus introducing the absorption liquid to the respective processing flow paths. The process promotes transfer of a target component to an absorption liquid, while enabling execution of a component transfer process by compact equipment.

Component transfer processing method and component transfer processing device

A gas treatment system includes an absorber, a liquid separator, a regenerator, a circulation mechanism and a heat transfer apparatus. The absorber contacts the gas with the treatment liquid. The liquid separator separates the treatment liquid having been in contact with the gas into a first phase portion having a high content of the acidic compound and a second phase portion having a low content of the acidic compound. The regenerator heats the first phase portion to eliminate the acidic compound from the first phase portion. The circulation mechanism recycles the second phase portion and the treatment liquid from which the acidic compound has been eliminated by the regenerator, in the absorber as a treatment liquid with which the gas is to be contacted. The heat transfer apparatus transfers heat from the treatment liquid discharged by the absorber and from the gas having undergone separation of the acidic compound, to the treatment liquid in the regenerator.

Gas treatment system and gas treatment method

A separation method including: preparing a separation device including an absorption processor absorbing into an absorption liquid a target component in a fluid to be processed, by an absorption microduct and a cooling medium microduct positioned for heat exchange; causing the fluid to be processed and the absorption liquid to pass through the absorption microduct in mutual contact, thus causing the target component to be absorbed into the absorption liquid from the fluid to be processed; cooling the fluid to be processed and the absorption liquid by flowing a cooling medium through the cooling medium microduct, and causing heat exchange between the fluid to be processed and absorption liquid flowing through the absorption microduct and the cooling medium; and separating, into the fluid to be processed and the absorption liquid, the mixed fluid of the fluid to be processed after the target component has been absorbed by the absorption liquid.

Separation method and separation device

An extraction and separation method separating a specific component from a raw material fluid using an extraction device including plural stages of extraction units connected sequentially. The extraction and separation method includes: extracting the specific component into an extraction solvent having a difference in specific gravity with respect to that raw material fluid from the raw material fluid while causing the raw material fluid and the extraction solvent to flow in a state of contact with each other in the extraction units for each stage; introducing at least part of the fluid discharged from an extraction unit to the next stage extraction unit in a state wherein the raw material fluid and the extraction solvent are mixed; and a final separation separating the raw material fluid, after the specific component has been extracted in the fluid discharged from the extraction unit in a final stage, and the extraction solvent that has extracted the specific component.

Extraction and separation method

An extracting method includes: an extracting step of extracting a specific component from a material fluid to an extraction agent while allowing the material fluid and the extraction agent to flow in a channel of the extraction unit for each stage; an outflowing step of outflowing a mixture fluid from the channel of the extraction unit for each stage before the extraction of the specific component reaches an extraction equilibrium; and a pH regulating step of regulating the pH of the material fluid separated in a separating step after flowing out of the channel of the extraction unit for a predetermined stage so as to cause a reverse change from a change caused in the pH of the material fluid in the extracting step, before the material fluid is introduced into the channel of the extraction unit for a stage succeeding to the predetermined stage.

Extraction method

A separation method including: an absorption process absorbing a desired component in a starting material gas into an absorption liquid by bringing the starting material gas and the absorption liquid into contact with each other inside an absorption unit; a regeneration process releasing the desired component from the absorption liquid and regenerating the absorption liquid by heating the absorption liquid, which absorbed the desired component in the absorption process, in a regeneration unit; a post-regeneration separation process separating the mixed fluid, which is the gas of the desired component released in the regeneration process and the regenerated absorption liquid, into the desired component gas and the absorption liquid; and a compression process compressing the starting material gas prior to the absorption process and the regeneration process.

An absorption method includes: a step for preparing a minute passage; a main circulation step for circulating, in the minute passage, a gas as a first fluid containing a component to be absorbed and an absorbing liquid as a second fluid so that the component to be absorbed is absorbed from the gas into the absorbing liquid; and a sub-circulation step for circulating, while the gas and the absorbing liquid are circulated in the minute passage, a third fluid in the minute passage in order to raise the pressure inside the minute passage.

Absorption method and absorption device

Disclosed is a method for producing a catalyst, wherein the method comprises: a supplying step of supplying a dispersion containing a palladium-containing fine particle from a supplying part into a reaction container; a preparing step of preparing a copper-palladium-containing complex in which at least part of a surface of the palladium-containing fine particle is covered with copper, by passing the dispersion through a reacting part and bringing the palladium-containing fine particle in the dispersion into contact with a copper-containing member in the reacting part; and a substituting step of substituting the copper in the copper-palladium-containing complex emitted from an emitting part with platinum by bringing the complex into contact with a platinum-containing solution.

Method and device for producing a catalyst

Provided is a hydrogen production apparatus enabling reduction of energy needed for separation and collection of COin the hydrogen production. The hydrogen production apparatus includes a reformer, a heating device heating the reformer, a transformer, a hydrogen separation device separating and taking out hydrogen from transformed gas, a COseparation device separating and taking out COfrom off-gas from which hydrogen was separated by the hydrogen separation device, a heat collecting device collecting heat of the reformed gas, heat of the transformed gas, and waste heat from the heating device, and a heat medium supply device supplying the heat medium having absorbed heat collected by the heat collecting device to the COseparation device. The absorption liquid having absorbed COin off-gas is heated by the heat medium heated with collected heat, thereby releasing CO.

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Kobe, Japan

Akira Matsuoka