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32results about How to "Low energy consumption for decomposition" patented technology
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Method for producing alumina with aluminum-containing metallurgical material
InactiveCN101863500AImprove product qualityStrong process adaptabilityAluminium oxides/hydroxidesSodium bicarbonateAluminium sulfate
The invention relates to a method for producing alumina with aluminum-containing metallurgical material; the process comprises sulfuric acid decomposition of aluminum-containing metallurgical material, aluminium sulfate solution purification, aluminum precipitation of sodium carbonate salt, aluminum hydroxide calcination, sodium carbonate salt regeneration, sulphuric acid regeneration and other main procedures; the sulphuric acid, sodium bicarbonate and other chemical raw materials used in an alumina production process can be regenerated and recycled; and the method has the advantages of good alumina product quality, low production cost, environmental-friendliness and the like.
Owner:CENT SOUTH UNIV
Plasma device and method for decomposing hydrogen sulfide
PendingCN111377409AFacilitate discharge decomposition reactionLarge micro discharge currentSulfur preparation/purificationHydrogen productionLow temperature plasmaPlasma chemistry
The invention relates to the field of plasma chemistry, and discloses a plasma device and a method for decomposing hydrogen sulfide; the device comprises a first cavity (1), a second cavity (2), an inner electrode (3), an outer electrode (4) and a blocking medium (6), wherein the inner electrode (3) and the outer electrode (4) are both solid electrodes, and the shapes of the inner electrode (3) and the outer electrode (4) are mutually matched to form an equal-diameter structure. The low-temperature plasma reactor provided by the invention can realize continuous and stable operation of a hydrogen sulfide decomposition process under an obviously high hydrogen sulfide conversion rate, and the device can realize long-period operation.
Owner:CHINA PETROLEUM & CHEM CORP +1
Low temperature plasma reactor and method for decomposing hydrogen sulfide
PendingCN110124482AFlexible temperature controlImprove conversion rateGas treatmentDispersed particle separationDecompositionEngineering
The invention relates to the field of plasma chemistry, and discloses a low temperature plasma reactor and a method for decomposing hydrogen sulfide. The reactor comprises: an inner cylinder (1); an outer cylinder (2) nested in the outer portion of the inner cylinder (1); a center electrode (3) arranged in the inner cylinder (1); a grounding electrode (4) formed by a solid electric-conduction material, wherein the grounding electrode forms at least part of the side wall of the inner cylinder or is arranged around the outer side wall of the inner cylinder; and a barrier medium, wherein the barrier medium forms at least part of the side wall of the inner cylinder or is arranged around the inner side wall of the inner cylinder. According to the present invention, the low temperature plasma reactor can achieve the continuous and stable performing of the hydrogen sulfide decomposition process at a significantly high hydrogen sulfide conversion rate, and can achieve long-cycle operation.
Owner:CHINA PETROLEUM & CHEM CORP +1
High-flux low-temperature plasma system for decomposing hydrogen sulfide, and method for decomposing hydrogen sulfide
ActiveCN110124471AImprove conversion rateHigh purityGas treatmentDispersed particle separationHigh fluxLow temperature plasma
The invention relates to the field of plasma chemistry, and discloses a high-flux low-temperature plasma system for decomposing hydrogen sulfide, and a method for decomposing hydrogen sulfide. The system comprises a gas supply-gas distribution unit, a plasma reaction unit and a product separation unit, wherein the plasma reaction unit comprises a low temperature plasma reactor, the reactor comprises an inner cylinder (1) containing a reaction pipe (14), an outer cylinder (2) nested in the outer portion of the inner cylinder, a center high-voltage electrode (3) arranged in the reaction pipe, agrounding electrode (4) arranged on the side wall of the reaction pipe or forming the side wall of the reaction pipe, and a barrier medium (6), and the barrier medium forms the side wall of the reaction pipe, or is arranged around the side wall of the reaction pipe, or is arranged on the outer surface of the center high-voltage electrode (3). According to the present invention, the system and themethod have high hydrogen sulfide conversion rate.
Owner:CHINA PETROLEUM & CHEM CORP +1
Low temperature plasma reaction equipment and hydrogen sulfide decomposing method
PendingCN110127601AFacilitate discharge decomposition reactionLarge micro discharge currentSulfur preparation/purificationHydrogen productionDecompositionEngineering
The present invention relates to the field of plasma chemistry, and discloses low temperature plasma reaction equipment and a hydrogen sulfide decomposing method. The reaction equipment comprises: aninner cylinder (1); an outer cylinder (2) nested on the outer portion of the inner cylinder (1); a center electrode (3) arranged in the inner cylinder (1); a grounding electrode (4) formed by a solidelectric-conduction material, wherein the grounding electrode forms at least part of the side wall of the inner cylinder or is arranged around the inner side wall of the inner cylinder; and a barriermedium arranged between the grounding electrode and the center electrode. According to the present invention, the low temperature plasma reaction equipment can achieve the continuous and stable performing of the hydrogen sulfide decomposition process at a significantly high hydrogen sulfide conversion rate, and can achieve long-cycle operation.
Owner:CHINA PETROLEUM & CHEM CORP +1
Method for treating hydrogen sulfide-containing gas
PendingCN110124492AImprove conversion rateLow energy consumption for decompositionGaseous fuelsDispersed particle separationVapor–liquid separatorDecomposition
The invention relates to the field of hydrogen sulfide decomposition, and discloses a method for treating a hydrogen sulfide-containing gas. The method comprises: (1) introducing a hydrogen sulfide-containing raw material gas into a gas supply-gas distribution unit, and mixing with a carrier gas to obtain a reactant; (2) introducing the reactant into a plasma reactor, and carrying out a hydrogen sulfide decomposition reaction; (3) introducing the obtained product into a gas-liquid separator, carrying out gas-liquid separation, introducing the first gas phase substance obtained after the separation into an alkali liquid absorption tower to obtain a second gas phase substance and a hydrogen sulfide-containing alkali liquid, and introducing the second gas phase substance into a carrier gas separator to separate the carrier gas, and desorbing the hydrogen sulfide-containing alkali liquid to obtain hydrogen sulfide gas; and (4) circulating the hydrogen sulfide gas obtained by the desorbingto the gas supply-gas distribution unit in the step (1). According to the present invention, the method can achieve significantly high hydrogen sulfide conversion rate compared with the methods in theprior art.
Owner:CHINA PETROLEUM & CHEM CORP +1
Low temperature plasma device and method of decomposing hydrogen sulfide
PendingCN111377410AFacilitate discharge decomposition reactionLarge micro discharge currentSulfur preparation/purificationHydrogen productionLow temperature plasmaPlasma reaction
The invention relates to the field of plasma chemistry, and discloses a low temperature plasma device and a method of decomposing hydrogen sulfide, the device comprising: a first cavity (1), a secondcavity (2), a third cavity (7), an inner electrode (3), an outer electrode (4), and a barrier medium (6), wherein the inner electrode (3) and the outer electrode (4) being both solid electrodes and the shapes of which cooperate with each other to form an isodiametric structure. The low-temperature plasma reaction device provided by the invention can realize continuous and stable operation of a hydrogen sulfide decomposition process under an obviously high hydrogen sulfide conversion rate, and the device can realize long-period operation.
Owner:CHINA PETROLEUM & CHEM CORP +1
Low temperature plasma system for decomposing hydrogen sulfide, and method for decomposing hydrogen sulfide
ActiveCN110127627AFacilitate discharge decomposition reactionLarge micro discharge currentSulfur preparation/purificationHydrogen productionLow temperature plasmaPlasma reaction
The invention relates to the field of plasma chemistry, and discloses a low temperature plasma system for decomposing hydrogen sulfide, and a method for decomposing hydrogen sulfide. The system comprises a gas supply-gas distribution unit, a plasma reaction unit and a product separation unit, wherein the gas supply-gas distribution unit, the plasma reaction unit and the product separation unit aresequentially connected through pipelines, the plasma reaction unit comprises a low temperature plasma reactor and a plasma power source, the reactor comprises an inner cylinder, an outer cylinder, acenter electrode arranged in the inner cylinder, a barrier medium and a grounding electrode, the barrier medium is arranged around the side wall of the inner cylinder or wraps the outer surface of thecenter electrode or forms the side wall of the inner cylinder, and a ratio (L1:L2) of the thickness L1 of a discharge gas gap to the length L2 of a discharge region is 1:(0.5-6000). According to thepresent invention, with the apparatus and the method, the hydrogen sulfide conversion rate can be increased.
Owner:CHINA PETROLEUM & CHEM CORP +1
Household garbage treatment device
InactiveCN110715298AImprove decomposition efficiencyLow energy consumption for decompositionSpecial form destructive distillationIncinerator apparatusExhaust fumesProcess engineering
The invention discloses a household garbage treatment device. The household garbage treatment device comprises a rotary dryer, an oxygen-free decomposing furnace, a brick burning device, a decomposition gas treatment device, a waste gas treatment device and an oil storage tank, wherein the oxygen-free decomposing furnace is provided with a combustion cavity and a decomposition cavity; a combustoris arranged in the combustion cavity; the combustion cavity is provided with a fuel inlet, an air inlet, a smoke outlet and a waste residue outlet; the decomposition cavity is provided with a first garbage inlet, a first solid outlet and a decomposition gas outlet; the first solid outlet communicates with the fuel inlet; the waste residue outlet communicates with the brick burning device; the decomposition gas outlet communicates with the decomposition gas treatment device; the rotary dryer comprises a second garbage inlet, a garbage outlet, a dry gas inlet and a waste gas outlet; the garbageoutlet communicates with the first garbage inlet; the dry gas inlet communicates with the smoke outlet; the waste gas outlet communicates with the waste gas treatment device; and the decomposition gastreatment device communicates with the oil storage tank. The household garbage treatment device can recycle residual energy and is high in energy utilization rate and low in decomposition energy consumption.
Owner:四川中城建业环保科技有限公司
High-flux low-temperature plasma discharge equipment and method for decomposing hydrogen sulfide
PendingCN111439728AImprove conversion rateFacilitate discharge decomposition reactionSulfur preparation/purificationHydrogen productionHigh fluxPhysical chemistry
The invention relates to the field of plasma chemistry, and discloses high-flux low-temperature plasma discharge equipment and a method for decomposing hydrogen sulfide. The high-flux low-temperatureplasma discharge equipment comprises a first cavity (1), a second cavity (2) which is nested in the first cavity (1), a high-voltage electrode (3) and a grounding electrode (4) which are arranged in the first cavity (1), and a blocking medium which is arranged on the outer surface(s) of the high-voltage electrode (3) and / or the grounding electrode (4). The high-flux low-temperature plasma discharge equipment provided by the invention has the advantages of high hydrogen sulfide conversion rate, low energy consumption and capability of realizing high-flow hydrogen sulfide treatment.
Owner:CHINA PETROLEUM & CHEM CORP +1
Low-temperature plasma device for decomposing hydrogen sulfide and method for decomposing hydrogen sulfide
ActiveCN110124598BFacilitate discharge decomposition reactionLarge micro discharge currentSulfur preparation/purificationHydrogen productionChemical physicsPhysical chemistry
The invention relates to the field of plasma chemistry, and discloses a low-temperature plasma device for decomposing hydrogen sulfide and a method for decomposing hydrogen sulfide. The device contains a gas supply-gas distribution unit, a plasma reaction unit and a product separation unit connected sequentially through pipelines. The plasma reaction unit contains a low-temperature plasma reactor and a plasma power supply. The reactor includes: an inner cylinder, an outer cylinder, a central electrode arranged in the inner cylinder, and a side wall arranged around the inner cylinder or wrapped in the center The outer surface of the electrode or the barrier medium forming the side wall of the inner cylinder, the ground electrode; the thickness L of the discharge air gap 1 with the thickness of the barrier dielectric D 1 The proportional relationship is: L 1 :D 1 =(0.05~100):1. The low-temperature plasma device for decomposing hydrogen sulfide and the method for decomposing hydrogen sulfide provided by the invention can improve the conversion rate of hydrogen sulfide.
Owner:CHINA PETROLEUM & CHEM CORP +1
Multi-reaction-tube low-temperature plasma device and method for decomposing hydrogen sulfide
PendingCN111377401AFacilitate discharge decomposition reactionLarge micro discharge currentSulfur preparation/purificationHydrogen productionChemical physicsPhysical chemistry
The invention relates to the field of plasma chemistry, and discloses a multi-reaction-tube low-temperature plasma device and a method for decomposing hydrogen sulfide, the device comprising: a firstcavity (1) formed by at least two parallel reaction tubes; the second cavity (2) that is nested in the first cavity (1); the third cavity (7) that is nested outside the first cavity (1); and an innerelectrode (3), an outer electrode (4) and a blocking medium (6) that are respectively arranged in each reaction tube. The multi-reaction-tube low-temperature plasma reaction device provided by the invention can be used for plasma decomposition of hydrogen sulfide, and the reactor can generate uniform and efficient dielectric barrier discharge, so that hydrogen sulfide is directly decomposed into hydrogen and sulfur.
Owner:CHINA PETROLEUM & CHEM CORP +1
Method of plasma decomposing hydrogen sulfide
ActiveCN110127623BImprove conversion rateFacilitate discharge decomposition reactionSulfur preparation/purificationHydrogen productionChemical physicsPlasma chemistry
The invention relates to the field of plasma chemistry, and discloses a method for decomposing hydrogen sulfide by plasma, comprising: introducing raw material gas containing hydrogen sulfide into a plasma system containing a plasma reactor for sulfurization under dielectric barrier discharge conditions Hydrogen decomposition reaction, the dielectric barrier discharge conditions include: a discharge voltage of 5-30kV, a discharge frequency of 200-30000Hz; and the conditions of the hydrogen sulfide decomposition reaction include: a reaction temperature of 0-800°C, a reaction pressure of -0.06 MPa to 0.6MPa, the residence time of the reactant in the plasma reactor is 1×10 ‑5 ~120s. The method for decomposing hydrogen sulfide by plasma provided by the present invention can obtain a higher conversion rate of hydrogen sulfide under dielectric barrier discharge conditions by adopting specific discharge conditions and hydrogen sulfide decomposition reaction conditions.
Owner:CHINA PETROLEUM & CHEM CORP +1
Grid type high-throughput plasma reactor and hydrogen sulfide decomposing method
PendingCN110127624AFlexible temperature controlImprove conversion rateSulfur preparation/purificationHydrogen productionEngineeringHigh pressure
The invention relates to the field of plasma chemistry, and discloses a grid type high-throughput plasma reactor and a hydrogen sulfide decomposing method. The grid type high-throughput plasma reactorcomprises: an inner cylinder (1); an outer cylinder (2); high-voltage electrodes (3) and grounding electrodes (4) arranged in the inner cylinder (1); and a barrier medium (6) arranged on the outer surface of the high-voltage electrode (3) and / or the grounding electrode (4), wherein various high-voltage electrode layers and various grounding electrode layers are arranged in a staggered manner, such that the one grounding electrode is inserted between the two adjacent high-voltage electrodes in each high-voltage electrode layer so as to form a high-voltage-grounding mixing layer alternately containing the high-voltage electrodes and the grounding electrodes. According to the present invention, the grid type high-throughput plasma reactor has advantages of high hydrogen sulfide conversion rate, low energy consumption and high-flow hydrogen sulfide treatment.
Owner:CHINA PETROLEUM & CHEM CORP +1
High-flux low-temperature plasma discharge device and method for decomposing hydrogen sulfide
ActiveCN111439729BFacilitate discharge decomposition reactionLarge micro discharge currentSulfur preparation/purificationHydrogen productionChemical physicsHigh flux
The invention relates to the field of plasma chemistry, and discloses a high-flux low-temperature plasma discharge device and a method for decomposing hydrogen sulfide, comprising: a first cavity (1); The second cavity (2); the high-voltage electrode (3) and the ground electrode (4) arranged in the first cavity (1), a blocking medium, and the blocking medium is arranged on the high-voltage electrode (3) and / or the The outer surface of the ground electrode (4). The low-temperature plasma discharge device provided by the present invention has the advantages of high hydrogen sulfide conversion rate, low energy consumption and capable of realizing large-flow hydrogen sulfide treatment.
Owner:CHINA PETROLEUM & CHEM CORP +1
A plasma discharge device and method of decomposing hydrogen sulfide
PendingCN111377399AFacilitate discharge decomposition reactionLarge micro discharge currentSulfur preparation/purificationHydrogen productionChemical physicsPlasma chemistry
The invention relates to the field of plasma chemistry, and discloses a plasma discharge device and a method for decomposing hydrogen sulfide; the discharge device comprises a first cavity (1), a second cavity (2), an inner electrode (3), an outer electrode (4) and a blocking medium (6); the inner electrode (3) and the outer electrode (4) are both solid electrodes, and the shapes of the inner electrode (3) and the outer electrode (4) are matched with each other to form an equal-diameter structure. The plasma discharge device provided by the invention can realize continuous and stable operationof a hydrogen sulfide decomposition process under an obviously high hydrogen sulfide conversion rate, and the reactor can realize long-period operation.
Owner:CHINA PETROLEUM & CHEM CORP +1
A low temperature plasma device and method of decomposing hydrogen sulfide
PendingCN111377408AFacilitate discharge decomposition reactionLarge micro discharge currentSulfur preparation/purificationHydrogen productionChemical physicsLow temperature plasma
The invention relates to the field of plasma chemistry, and discloses a low-temperature plasma device and a method for decomposing hydrogen sulfide; the device comprises a first cavity (1), a second cavity (2), a third cavity (7), an inner electrode (3), an outer electrode (4) and a blocking medium (6), wherein the inner electrode (3) and the outer electrode (4) are both solid electrodes, and theshapes of the inner electrode (3) and the outer electrode (4) are mutually matched to form an equal-diameter structure. According to the low-temperature plasma reaction device provided by the invention, the hydrogen sulfide decomposition process can be continuously and stably carried out under the condition of obviously higher hydrogen sulfide conversion rate, and the device can realize long-period operation.
Owner:CHINA PETROLEUM & CHEM CORP +1
Low-temperature plasma system for decomposing hydrogen sulfide and method for decomposing hydrogen sulfide
ActiveCN110127627BFacilitate discharge decomposition reactionLarge micro discharge currentSulfur preparation/purificationHydrogen productionChemical physicsLow temperature plasma
The invention relates to the field of plasma chemistry, and discloses a low temperature plasma system for decomposing hydrogen sulfide, and a method for decomposing hydrogen sulfide. The system comprises a gas supply-gas distribution unit, a plasma reaction unit and a product separation unit, wherein the gas supply-gas distribution unit, the plasma reaction unit and the product separation unit aresequentially connected through pipelines, the plasma reaction unit comprises a low temperature plasma reactor and a plasma power source, the reactor comprises an inner cylinder, an outer cylinder, acenter electrode arranged in the inner cylinder, a barrier medium and a grounding electrode, the barrier medium is arranged around the side wall of the inner cylinder or wraps the outer surface of thecenter electrode or forms the side wall of the inner cylinder, and a ratio (L1:L2) of the thickness L1 of a discharge gas gap to the length L2 of a discharge region is 1:(0.5-6000). According to thepresent invention, with the apparatus and the method, the hydrogen sulfide conversion rate can be increased.
Owner:CHINA PETROLEUM & CHEM CORP +1
High-flux plasma reaction apparatus and hydrogen sulfide decomposing method
PendingCN110124469AFacilitate discharge decomposition reactionLarge micro discharge currentGas treatmentDispersed particle separationHigh fluxEngineering
The invention relates to the field of plasma chemistry, and discloses a high-flux plasma reaction apparatus and a hydrogen sulfide decomposing method. The high-flux plasma reaction apparatus comprises: an inner cylinder (1) containing reaction pipes (14); an outer cylinder (2) nested on the outer portion of the inner cylinder (1); center high-voltage electrodes (3); grounding electrodes (4) respectively arranged around the outer side walls of each reaction pipe (14) or forming the side wall; and a barrier medium arranged on at least part of the outer surface of the center high-voltage electrode (3), wherein a ratio (L1:L2) of the distance L1 between the outer side wall of the barrier medium and the inner side wall of the grounding electrode and the length L2 of a discharge area is (0.5-6000). According to the present invention, the apparatus can achieve the continuous and stable performing of a hydrogen sulfide decomposing process at a significantly high hydrogen sulfide conversion rate, and can achieve long-period operation.
Owner:CHINA PETROLEUM & CHEM CORP +1
Low-temperature plasma discharge device and hydrogen sulfide decomposition method
PendingCN111377407AFacilitate discharge decomposition reactionLarge micro discharge currentSulfur preparation/purificationHydrogen productionLow temperature plasmaPlasma chemistry
The invention relates to the field of plasma chemistry, and discloses a low-temperature plasma discharge device and a hydrogen sulfide decomposition method; the discharge device comprises a first cavity (1), a second cavity (2), a third cavity (7), an inner electrode (3), an outer electrode (4) and a blocking medium (6); the inner electrode (3) and the outer electrode (4) are both solid electrodes, and the shapes of the inner electrode (3) and the outer electrode (4) are mutually matched to form an equal-diameter structure. According to the low-temperature plasma discharge device provided by the invention, the hydrogen sulfide decomposition process can be continuously and stably carried out under an obviously high hydrogen sulfide conversion rate, and the discharge device can realize long-period operation.
Owner:CHINA PETROLEUM & CHEM CORP +1
High-flux low-temperature plasma discharge device and method for decomposing hydrogen sulfide
ActiveCN111439729AImprove conversion rateFacilitate discharge decomposition reactionSulfur preparation/purificationHydrogen productionHigh fluxHydrogen treatment
The invention relates to the field of plasma chemistry, and discloses a high-flux low-temperature plasma discharge device and a method for decomposing hydrogen sulfide. The high-flux low-temperature plasma discharge device comprises a first cavity (1), a second cavity (2) which is nested in the first cavity (1), a high-voltage electrode (3) and a grounding electrode (4) which are arranged in the first cavity (1), and a blocking medium which is arranged on the outer surface(s) of the high-voltage electrode (3) and / or the grounding electrode (4). The low-temperature plasma discharge device provided by the invention has the advantages of high hydrogen sulfide conversion rate, low energy consumption and capability of realizing high-flow hydrogen sulfide treatment.
Owner:CHINA PETROLEUM & CHEM CORP +1
Method for decomposing phosphogypsum to produce sulphuric acid and cement with suspended state
ActiveCN101318632BImprove decomposition efficiencyEasy to passChemical industrySulfur-trioxide/sulfuric-acidHigh concentrationThermodynamics
The invention discloses a method for preparing sulfuric acid with co-production lime by decomposing ardealite in a suspended state, the method comprises the following steps: a) crushing and drying; b)decomposing in a suspended state: the hot air flow at 850-1200 DEG C and minus 0.8KPa in the upper part pipe of a decomposing furnace (16) exchanges heat with gas-solid biphase of the ardealite, theardealite flows through the upper part pipe of the decomposing furnace (16) with the hot air flow and enters a cyclone material and gas separator (14), the materials separated by the cyclone materialand gas separator (14) enter the bottom of the furnace body for cyclic decomposition via an air lock feeder B (15) arranged at the lower part of the cyclone material and gas separator (14); a fluidized fan (17) at the bottom of the decomposing furnace produces a fluidized decomposition effect, a necking in the middle of the decomposing furnace produces a spayed decomposition effect; the high-concentration SO2 separated by the cyclone material and gas separator (14) and the lime are led to the upper part with the hot air flow at 850 DEG C and minus 1.8KPa for cyclone separation; and c) cycloneseparation. The method is characterized by short ardealite decomposition time, high decomposition efficiency, high-concentration SO2, energy saving and consumption reduction.
Owner:WENGFU (GRP) CO LTD +1
High-throughput low-temperature plasma reactor and method for decomposing hydrogen sulfide
PendingCN110127603AHigh Conversion Rate DecompositionPromote decompositionSulfur preparation/purificationHydrogen productionHydrogenDecomposition
The invention relates to the field of plasma chemistry, and discloses a high-throughput low-temperature plasma reactor and a method for decomposing hydrogen sulfide. The high-throughput low-temperature plasma reactor comprises: an inner cylinder (1) containing at least two reaction pipes (14) arranged side by side; an outer cylinder (2) nested in the outer portion of the inner cylinder (1); centerhigh-voltage electrodes (3) respectively arranged in each reaction pipe (14); a grounding electrode (4) made of a solid electric-conduction material; and a barrier medium, wherein the barrier mediumforms at least part of the side wall of the reaction pipe or is arranged around the inner side walls of each reaction pipe (14). According to the present invention, the high-throughput low-temperatureplasma reactor can be used for the plasma decomposition of hydrogen sulfide, and can generate uniform and efficient dielectric barrier discharge so as to directly decompose hydrogen sulfide to generate hydrogen and sulfur.
Owner:CHINA PETROLEUM & CHEM CORP +1
Plasma reaction device and method for decomposing hydrogen sulfide
ActiveCN111278533BFacilitate discharge decomposition reactionLarge micro discharge currentDispersed particle separationSulfur preparation/purificationChemical physicsPhysical chemistry
A plasma reaction device and a method for decomposing hydrogen sulfide, comprising: a first cavity (1), a second cavity (2) nested outside the first cavity (1); The high-voltage electrode (3) and the ground electrode (4) in (1) are a barrier medium, and the barrier medium is arranged on the outer surface of the high-voltage electrode (3) and / or the ground electrode (4).
Owner:CHINA PETROLEUM & CHEM CORP +1
Multi-reaction-tube plasma device and method for decomposing hydrogen sulfide
PendingCN111377400AFacilitate discharge decomposition reactionLarge micro discharge currentSulfur preparation/purificationHydrogen productionChemical physicsPlasma chemistry
The invention relates to the field of plasma chemistry, and discloses a multi-reaction-tube plasma device and a method for decomposing hydrogen sulfide; the multi-reaction-tube plasma device comprises: a first cavity (1) formed by at least two parallel reaction tubes; a second cavity (2) that is nested in the first cavity (1); and an inner electrode (3), an outer electrode (4) and a blocking medium (6) that are respectively arranged in each reaction tube. The multi-reaction-tube plasma device provided by the invention can be used for plasma decomposition of hydrogen sulfide, and the reactor can generate uniform and efficient dielectric barrier discharge, so that hydrogen sulfide is directly decomposed into hydrogen and sulfur.
Owner:CHINA PETROLEUM & CHEM CORP +1
Method for producing alumina with aluminum-containing metallurgical material
InactiveCN101863500BImprove product qualityStrong process adaptabilityAluminium oxides/hydroxidesAluminum sulphateAluminium hydroxide
Owner:CENT SOUTH UNIV
Grid type plasma reaction apparatus and hydrogen sulfide decomposing method
PendingCN110124470AFlexible temperature controlImprove conversion rateGas treatmentDispersed particle separationEngineeringHigh pressure
The invention relates to the field of plasma chemistry, and discloses a grid type plasma reaction apparatus and a hydrogen sulfide decomposing method. The grid type plasma reaction apparatus comprises: an inner cylinder (1); an outer cylinder (2) nested on the outer portion of the inner cylinder (1); high-voltage electrodes (3) and grounding electrodes (4) arranged in the inner cylinder (1); and abarrier medium (6) arranged on the outer surface of the high-voltage electrode (3) and / or the grounding electrode (4), wherein various high-voltage electrode layers and various grounding electrode layers are arranged in a staggered manner so as to make the upper layers and / or lower layers of each high-voltage electrode layer be the grounding electrode layers, and a gap is arranged between the adjacent high-voltage electrode layer and grounding electrode layer. According to the present invention, the grid type plasma reaction apparatus has advantages of high hydrogen sulfide conversion rate, low energy consumption and high-flow hydrogen sulfide treatment.
Owner:CHINA PETROLEUM & CHEM CORP +1
An anaerobic decomposition furnace for domestic waste
ActiveCN110699104BLow energy consumption for decompositionDecomposition is sustainableCoking carbonaceous materialsMechanical engineeringDomestic waste
Owner:四川中城建业环保科技有限公司
Plasma reactor and method for decomposing hydrogen sulfide
PendingCN110127604AFacilitate discharge decomposition reactionLarge micro discharge currentGas treatmentDispersed particle separationDecompositionEngineering
The invention relates to the field of plasma chemistry, and discloses a plasma reactor and a method for decomposing hydrogen sulfide. The reactor comprises: an inner cylinder (1); an outer cylinder (2) nested in the outer portion of the inner cylinder (1); a center electrode (3) arranged in the inner cylinder (1); a grounding electrode (4) formed by a solid electric-conduction material, wherein the grounding electrode forms at least part of the side wall of the inner cylinder or is arranged around the inner side wall of the inner cylinder; and a barrier medium (6) arranged on at least part ofthe outer surface of the center electrode (3). According to the present invention, the low temperature plasma reactor can achieve the continuous and stable performing of the hydrogen sulfide decomposition process at a significantly high hydrogen sulfide conversion rate, and can achieve long-cycle operation.
Owner:CHINA PETROLEUM & CHEM CORP +1
High-flux plasma discharge device and hydrogen sulfide decomposition method
ActiveCN111447720AFacilitate discharge decomposition reactionLarge micro discharge currentSulfur preparation/purificationHydrogen productionChemical physicsHigh flux
The invention relates to the field of plasma chemistry, and discloses a high-flux plasma discharge device and a hydrogen sulfide decomposition method. The high-flux plasma discharge device comprises afirst cavity (1), and a second cavity (2) and a third cavity (6) respectively nested inside and outside the first cavity (1); the high-flux plasma discharge device further comprises a high-voltage electrode (3) and a grounding electrode (4) which are arranged in the first cavity (1), and a blocking medium which is arranged on the outer surface of the high-voltage electrode (3) and / or the grounding electrode (4). The plasma discharge device provided by the invention has the advantages of high hydrogen sulfide conversion rate, low energy consumption and capability of realizing high-flow hydrogen sulfide treatment.
Owner:CHINA PETROLEUM & CHEM CORP +1
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