CN110015643A - Utilize the method and device thereof of thermal energy production oxygen - Google Patents

Utilize the method and device thereof of thermal energy production oxygen Download PDF

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Publication number
CN110015643A
CN110015643A CN201910454945.3A CN201910454945A CN110015643A CN 110015643 A CN110015643 A CN 110015643A CN 201910454945 A CN201910454945 A CN 201910454945A CN 110015643 A CN110015643 A CN 110015643A
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oxygen
reaction tube
reaction
outlet
thermal energy
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黄羿钤
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/02—Preparation of oxygen
    • C01B13/08—Preparation of oxygen from air with the aid of metal oxides, e.g. barium oxide, manganese oxide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

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  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
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Abstract

The present invention relates to technical field of oxygen generation, more particularly to a kind of method and device thereof using thermal energy production oxygen, this method utilizes industrial exhaust heat, the oxides such as manganese dioxide, di-iron trioxide, ferroso-ferric oxide in device are heated, when temperature reaches 300 DEG C or more, under the effect of the catalyst, peroxide breaks down releases oxygen.Invention additionally discloses a kind of devices using thermal energy production oxygen, the device includes reaction tube, hot gas inlet, air intake, heat outlet and oxygen outlet, reaction tube is evenly distributed with inside reaction unit, four walls of reaction unit are provided with refractory brick, insulating brick and heat-preservation cotton from the inside to surface；Oxygen outlet is connected with the upper end of reaction tube, and air intake is connected with the lower end of reaction tube；Oxide import and oxidate outlet are located at the upper and lower ends nozzle of reaction tube.The present invention is simple and easy using the method and process step of thermal energy production oxygen, and equipment therefor equipment is simple, and practical, low energy consumption, and production cost is low.

Description

Utilize the method and device thereof of thermal energy production oxygen
Technical field
The present invention relates to technical field of oxygen generation, and in particular to a kind of method and device thereof using thermal energy production oxygen.
Background technique
Oxygen is a kind of colorless and odorless gas, and animal breath, burning and all oxidation process require consumption oxygen, oxygen It is closely bound up with human health, be maintain one of the key substance of normal physiological activity, and after nitrogen it is second most wide The general industrial gasses used are also widely applied in fields such as smelting process, chemical industry, national defense industry, health cares. From 1996 to 2015 year, global industry oxygen production capacity rises to daily 2,000,000 tons from daily 750,000 tons.In past 20 years, Global oxygen production market maintains the steady growth of 5-6%.The thermal oxide of molecular oxygen is most important in various processing industry One of reaction type, the processing industry include using various types of oxygen-enriched, burning and reduction process chemical processes.Example Such as, oxygen in steel and iron industry have many important uses, be included in blast furnace, basic oxygen furnace and electric arc furnaces using it is oxygen-enriched into The heating and fusing of row metal；Similar with steel and iron industry, cement kiln and glass-melting furnace are also required to oxygen-enriched.
Existing oxygen technique processed is generally adsorption oxygen-preparation, mainly includes that PSA (Pressure SwingAdsorption) makes Oxygen and VPSA (Vacuum Pressure Swing Adsorption) oxygen processed, by taking PSA oxygenerator as an example: raw air is through sky After press compression, enter left adsorption tower after cooling driers are dry, pressure tower increases at this time, and the nitrogen molecular in compressed air is boiled The absorption of stone molecular sieve, unadsorbed oxygen enter oxygen surge tank；After adsorption process, left adsorption tower and right adsorption tower are logical Equalizing valve connection is crossed, two pressure towers is made to reach balanced；After pressing, compressed air enters right adsorption tower, repeats above-mentioned absorption Process, while the nitrogen decompression release adsorbed in left adsorption tower by molecular sieve, into atmosphere, the molecular sieve of adsorption saturation is to obtain To regeneration, such cycle alternation, oxygen concentration 93 ± 3% is made in continuous production oxygen.Similar VPSA oxygenerator also includes sky Press, cooling driers, air balance tank and double adsorption towers, bulky, occupied space is big.
In terms of method for producing oxygen through and device, relevant document is retrieved such as, application No. is in 201710685020 .0 State's patent discloses the patent of invention of a kind of entitled " a kind of oxygen generation system and method ", and applicant: Guangdong shepherd king's electric appliance is limited Company, it includes oxygenerator which, which provides a kind of oxygen generation system and method, the system, and the oxygenerator includes air compression Machine, oxygen adsorption tower, valve and oxygen container processed, the air intake of the oxygen adsorption tower processed and the output end of air compressor connect, The oxygen outlet of the oxygen adsorption tower processed is connect with oxygen container, is sequentially overlapped from top to bottom in the oxygen adsorption tower processed and is provided with A Adsorption layer and B adsorption layer, the oxygen adsorption tower processed are respectively arranged with air intake every layer of lower part, and the oxygen adsorption tower processed exists Every layer of top is respectively arranged with oxygen outlet, and the bottom of the oxygen adsorption tower processed is provided with outlet port, the valve point It is not set at each air intake, oxygen outlet and outlet port of oxygen adsorption tower processed；The invention using outdoor air as raw material, Fall the nitrogen in the air, carbon dioxide and a small amount of other gases by oxygen adsorption tower processed absorption and oxygen is made, structure letter It is single, reduce the investment of device, reduces oxygen cost processed.
For another example, a kind of industrial vacuum oxygen making is disclosed application No. is the Chinese patent of 201721435885 .3 to set It is standby, patentee: Zhejiang Wan Tai special steel Co., Ltd, the industrial vacuum oxygen making equipment, including air compressor machine, air compressor machine Side is connected with air purifier, and the side of air purifier is connected with air cushion tank, and the side of air cushion tank is connected with Filter, the side of filter are connected separately with the first adsorption tower and the second adsorption tower, the first adsorption tower and the second adsorption tower it Between be provided with silencer, the top of the first adsorption tower and the second adsorption tower is respectively connected with nitrogen buffer tank, the one of nitrogen buffer tank End is connected separately with unqualified gas storage tanks and acceptable gas detector, and the bottom end of acceptable gas detector is connected with oxygen and deposits Storage tank.The utility model is a kind of industrial vacuum oxygen making equipment, the equipment can in oxygen preparation to pipeline everywhere into Row installation detection device, warning note can be carried out when inside is abnormal situation, while can also be sampled to inside in time Investigation understands oxygen situation processed in real time, practical.
Two documents mentioned above are all the method oxygen producings using air separation, and currently, industrial main It is a large amount of oxygen producings of method using air separation, raw material sources are extensive, the fundamental property (physical property) of substance is utilized, But oxygen work engineering processed is complicated, oxygenerator is bulky, and occupied space is big, and equipment requirement is high, and energy consumption is high, oxygen cost processed It is high.
Summary of the invention
The purpose of the present invention is to provide a kind of method and device thereof using thermal energy production oxygen, this method utilizes biology The heat that generates in matter gasification or industrial processes, to oxygen such as manganese dioxide, di-iron trioxide, ferroso-ferric oxides in device Compound is heated, and when oxide temperature reaches 300 DEG C or more, under the effect of the catalyst, oxide can be decomposed and be released Oxygen, this method processing step is simple and easy, and appliance arrangement is simple, and practical, production cost is low.
To achieve the above object, the present invention adopts the following technical scheme:
A method of oxygen is produced using thermal energy, comprising the following steps:
(1) according to following weight percent, Fe is taken3O430%-50%；Rare-earth oxide 1-2%；MnO2 25-45% ； Fe2O3Surplus；It is fitted into the reaction tube in reaction unit；Wherein rare-earth oxide plays catalyst, MnO2It rises de- Oxygen reaction and catalyst double action；
(2) hot gas is blasted in the reaction unit for being equipped with reaction tube by hot gas inlet, heating protects the temperature in reaction tube It holds at 300 DEG C or more；
(3) in the state of high temperature and catalyst, MnO2 、Fe3O4And Fe2O3Reaction 2-3 hours decomposes and generates oxygen, FeO And Mn；
(4) after reaction, stopping blasting hot gas, the oxygen of generation is discharged from oxygen outlet, imports in holding vessel and store for future use, Mn, FeO are still placed in reaction tube, from the air intake of reaction unit lower part, are blasted air in reaction tube with air blower, Decline temperature in reaction tube, be down to 105-115 DEG C to the temperature in reaction tube, slow down blast velocity, is kept for 2-3 hours, it is empty Oxygen in gas is reacted with Mn, FeO generates MnO2、Fe3O4And Fe2O3, so that MnO2、Fe3O4And Fe2O3Regeneration cycle uses.
In the above-mentioned method using thermal energy production oxygen, the rare earth element in the rare-earth oxide is lanthanum At least one of La, cerium Ce, praseodymium Pr and neodymium Nd.The rare-earth oxide specifically includes: cerium sesquioxide Ce2O3、 Ceria CeO2, lanthana La2O3And praseodymium oxide etc..
The above-mentioned method using thermal energy production oxygen, hot gas described in step (2) be biomass gasification process or its The waste heat collected in his industrial processes.
The present invention also provides a kind of devices using thermal energy production oxygen, which includes reaction tube, hot gas inlet, air Entrance, heat outlet and oxygen outlet are evenly distributed with several reaction tubes inside reaction unit；Hot gas inlet is located at reaction dress The lower part set, four walls of reaction unit are provided with one layer of refractory brick, insulating brick and one layer of heat preservation cotton from the inside to surface；Oxygen outlet with The upper end of reaction tube is connected, and air intake is connected with the lower end of reaction tube.Oxide import is located at the upper end tube nozzle of reaction tube, oxygen Compound outlet is located at the lower end nozzle of reaction tube.It can be placed in reaction tube from oxide import by reaction mass, from oxide Outlet takes out reaction mass from reaction tube, reaction tube both ends ferrule gets up before the reaction, hot gas passes through Hot gas inlet enters in reaction unit, and then heating makes the temperature in reaction tube be maintained at 300 DEG C or more；The four of reaction unit Refractory brick, insulating brick and the heat-preservation cotton of wall setting can play the role of insulation.
Under high temperature and catalyst action, MnO2Gradient decomposition is carried out, and plays a part of catalyst；The present invention uses MnO2、Fe3O4And Fe2O3Equal oxides are raw material, and decomposition reaction generates the reaction of oxygen under catalyst action and the condition of high temperature Equation is as follows:
The invention has the benefit that
1, the waste heat collected in biomass gasification process or industrial processes can be used in hot gas used in the present invention；Benefit With the heat generated in biomass gasification process, in apparatus of the present invention manganese dioxide, di-iron trioxide, ferroso-ferric oxide and The substances such as catalyst are heated, under conditions of high mild catalyst, manganese dioxide, di-iron trioxide and ferroso-ferric oxide point Solution generates oxygen, and the cracking bottom of gasification installation is then sprayed onto using the oxygen that this production obtains, is mentioned for biomass gasification process Oxygen can play the role of fortifying catalytic cracking, improve rate of gasification and substantially eliminate gasification tar, be made a living using the oxygen The rate of gasification of the oxygen supply of gasification substance process, gasification of biomass improves 15-20%, and in production biological fuel gas, tar content is reduced To 20 milligrams every cube hereinafter, substantially increasing the efficiency of gasification of biomass cracking.
2, oxygen is generally required in gasification of biomass or other oxidation reaction process, and conventional oxygenerator is used to produce oxygen Cost is very high, is recycled using method of the invention to the waste heat in biomass gasification process and then prepares oxygen, no Only industrial heat energy is fully utilized, also solves oxygen needed for gasification of biomass or other oxidation reaction process Gas problem greatly reduces the cost of production.
3, for existing oxygen technique processed, the present invention produces the method and device thereof processing step of oxygen using thermal energy Simple and easy, appliance arrangement is simple, and the device of corresponding size, MnO can be built up according to actually oxygen demand processed2、Fe3O4And Fe2O3Point The temperature of solution production oxygen is lower, and energy consumption is small, and heat energy source used in the present invention is not only to collect in biomass gasification process Obtained waste heat, can also be used the waste heat collected in other industrial productions, and di-iron trioxide used, four oxidations three It can be recycled after iron regeneration, oxygen processed is at low cost.
4, the oxide raw material in the present invention using one ton can produce about 265 cubic metres of oxygen, using the present invention It produces obtained oxygen its volumetric concentration and reaches 95% or more, can be directly used for part industry oxygen supply, or be further used for after purification The oxygen supply of medical field etc., it is practical, it is a kind of new method of industrial production oxygen.
Detailed description of the invention
Fig. 1 is structure schematic diagram of the present invention using the device of thermal energy production oxygen；
Figure label and title are as follows:
1, reaction tube, 2, hot gas inlet, 3, air intake, 4, heat outlet, 5, oxygen outlet, 6, refractory brick, 7, insulating brick, 8, Heat-preservation cotton, 9, oxidant inlet, 10, oxidate outlet.
Specific embodiment
Embodiment 1
A method of oxygen is produced using thermal energy, comprising the following steps:
(1) according to following weight percent, Fe is taken3O430%；Rare-earth oxide cerium sesquioxide Ce2O3 1%；MnO2 45% ；Fe2O324%；It is fitted into the reaction tube in reaction unit；Wherein rare-earth oxide plays catalyst, MnO2 Play deoxygenation and catalyst double action；
(2) hot gas is blasted in the reaction unit for being equipped with reaction tube by hot gas inlet, heating protects the temperature in reaction tube It holds at 300 DEG C；Hot gas used is using the waste heat hot gas collected in biomass gasification process；
(3) in the state of high temperature and catalyst, MnO2 、Fe3O4And Fe2O3Reaction 3 hours, decompose generate oxygen, FeO and Mn；The oxygen of generation is discharged from oxygen outlet；
(4) after reaction, stopping blasting hot gas, the oxygen of generation is discharged from oxygen outlet, imports in holding vessel and store for future use, Mn, FeO are still placed in reaction tube, from the air intake of reaction unit lower part, are blasted air in reaction tube with air blower, Decline temperature in reaction tube, be down to 105-115 DEG C to the temperature in reaction tube, slow down blast velocity, is kept for 2 hours, air In oxygen reacted with Mn, FeO generate MnO2、Fe3O4And Fe2O3, so that MnO2、Fe3O4And Fe2O3Regeneration cycle uses.
Embodiment 2
A method of oxygen is produced using thermal energy, comprising the following steps:
(1) according to following weight percent, Fe is taken3O440%；Rare-earth oxide 1.5%；MnO2 35% ；Fe2O3 23.5%；It is fitted into the reaction tube in reaction unit；Wherein rare-earth oxide plays catalyst, MnO2It is anti-to play deoxidation It should be with catalyst double action；The rare-earth oxide is ceria CeO2With lanthana La2O3The mixing of the two Object；
(2) hot gas is blasted in the reaction unit for being equipped with reaction tube by hot gas inlet, heating protects the temperature in reaction tube It holds at 350 DEG C；The waste heat collected in biomass gasification process can be used in hot gas used；
(3) in the state of high temperature and catalyst, MnO2 、Fe3O4And Fe2O3Reaction 2.5 hours decomposes and generates oxygen, FeO And Mn；
(4) after reaction, stopping blasting hot gas, the oxygen of generation is discharged from oxygen outlet, imports in holding vessel and store for future use, It produces obtained oxygen its volumetric concentration and reaches 97%；Mn, FeO are still placed in reaction tube, are entered from the air of reaction unit lower part At mouthful, air is blasted in reaction tube with air blower, declines temperature in reaction tube, is down to 105- to the temperature in reaction tube 115 DEG C, slow down blast velocity, kept for 2.5 hours, the oxygen in air is reacted with Mn, FeO generates MnO2、Fe3O4And Fe2O3, make Obtain MnO2、Fe3O4And Fe2O3Regeneration cycle uses.
Embodiment 3
A method of oxygen is produced using thermal energy, comprising the following steps:
(1) according to following weight percent, Fe is taken3O450%；Rare-earth oxide 2%；MnO2 25% ；Fe2O323%；Dress Enter in the reaction tube in reaction unit；Wherein rare-earth oxide plays catalyst, MnO2Play deoxygenation and catalysis Agent double action；The rare-earth oxide is cerium sesquioxide Ce2O3, lanthana La2O3And praseodymium oxide presses any ratio The mixture that example is mixed to get；
(2) hot gas is blasted in the reaction unit for being equipped with reaction tube by hot gas inlet, heating protects the temperature in reaction tube It holds at 300 DEG C or more；The hot gas is the waste heat collected in industrial processes；
(3) in the state of high temperature and catalyst, MnO2 、Fe3O4And Fe2O3Reaction 3 hours, decompose generate oxygen, FeO and Mn；
(4) after reaction, stopping blasting hot gas, the oxygen of generation is discharged from oxygen outlet, imports in holding vessel and store for future use, Producing obtained its volumetric concentration of oxygen is 98%；Mn, FeO are still placed in reaction tube, the air intake from reaction unit lower part Place, is blasted air in reaction tube with air blower, is declined temperature in reaction tube, is down to 105-115 to the temperature in reaction tube DEG C, slow down blast velocity, kept for 3 hours, the oxygen in air is reacted with Mn, FeO generates MnO2、Fe3O4And Fe2O3, so that MnO2、Fe3O4And Fe2O3Regeneration cycle uses.
Embodiment 4
A method of oxygen is produced using thermal energy, comprising the following steps:
(1) according to following weight percent, Fe is taken3O445%；Rare-earth oxide 1.5%；MnO2 35% ；Fe2O3 18.5%；It is fitted into the reaction tube in reaction unit；Wherein rare-earth oxide plays catalyst, MnO2It is anti-to play deoxidation It should be with catalyst double action；Rare earth element in the rare-earth oxide is in lanthanum La, cerium Ce, praseodymium Pr and neodymium Nd It is at least one；
(2) hot gas is blasted in the reaction unit for being equipped with reaction tube by hot gas inlet, heating protects the temperature in reaction tube It holds at 300 DEG C or more；The hot gas is the waste heat collected in industrial processes；
(3) in the state of high temperature and catalyst, MnO2 、Fe3O4And Fe2O3Reaction 2.5 hours decomposes and generates oxygen, FeO And Mn；
(4) after reaction, stopping blasting hot gas, the oxygen of generation is discharged from oxygen outlet, imports in holding vessel and store for future use, It produces obtained oxygen its volumetric concentration and reaches 95% or more；Mn, FeO are still placed in reaction tube, the sky from reaction unit lower part Gas inlet is blasted air in reaction tube with air blower, is declined temperature in reaction tube, is down to the temperature in reaction tube 105-115 DEG C, slow down blast velocity, kept for 2 hours, the oxygen in air is reacted with Mn, FeO generates MnO2、Fe3O4And Fe2O3, So that MnO2、Fe3O4And Fe2O3Regeneration cycle uses.
The present invention produces the device of oxygen, including reaction tube 1, hot gas inlet 2, air intake 3, heat outlet using thermal energy 4 and oxygen outlet 5, reaction tube 1 is evenly distributed with inside reaction unit；Hot gas inlet 2 is located at the lower part of reaction unit, reaction dress Four walls set are provided with one layer of refractory brick 6, insulating brick 7 and one layer of heat preservation cotton 8 from the inside to surface；Oxygen outlet 5 is upper with reaction tube 1 End is connected, and air intake 3 is connected with the lower end of reaction tube 1；Oxide import 9 is located at the upper end tube nozzle of reaction tube 1, and oxide goes out Mouth 10 is located at the lower end nozzle of reaction tube 1.
As shown in Figure 1, being evenly distributed with reaction tube 1 inside reaction unit；It can be from the upper orifice oxide import of reaction tube 1 9 are placed in reaction mass in reaction tube 1, take reaction mass from reaction tube 1 from the lower nozzle oxidate outlet 10 of reaction tube 1 Out, before the reaction that 1 both ends ferrule of reaction tube is good, hot gas inlet 2 is located at the lower part of reaction unit, in reaction Hot gas is entered in reaction unit by hot gas inlet 2, is heated up by blasting hot gas to the temperature in reaction unit, is made anti- Should the temperature in pipe 1 be maintained at 300 DEG C or more, the hot gas of the reactant inside reaction tube 1 and outside is kept apart by reaction tube Come；Refractory brick 6, insulating brick 7 and the heat-preservation cotton 8 of the four walls setting of reaction unit can play the role of insulation；Hot gas can be from Heat outlet 4 at the top of reaction unit is discharged；After reaction, hot gas inlet 2 is closed, stopping blasts hot gas, the oxygen of generation Gas is discharged to import in holding vessel from oxygen outlet 5 and store for future use, and opens air intake 3, with air blower by air from reaction unit It is blasted in reaction tube 1 at the air intake 3 of lower part, declines temperature in reaction tube, be down to 105-115 to the temperature in reaction tube DEG C, slow down blast velocity, kept for 2 hours, the oxygen in air is reacted with Mn, FeO generates MnO2、Fe3O4And Fe2O3, so that MnO2、Fe3O4And Fe2O3Regeneration cycle uses.

Claims (4)

1. a kind of method using thermal energy production oxygen, which comprises the following steps:
(1) according to following weight percent, Fe is taken3O430%-50%；Rare-earth oxide 1-2%；MnO2 25-45% ； Fe2O3Surplus；It is fitted into the reaction tube in reaction unit；Wherein rare-earth oxide plays catalyst, MnO2It rises de- Oxygen reaction and catalyst double action；
(2) hot gas is blasted in the reaction unit for being equipped with reaction tube by hot gas inlet, heating protects the temperature in reaction tube It holds at 300 DEG C or more；
(3) in the state of high temperature and catalyst, MnO2 、Fe3O4And Fe2O3Reaction 2-3 hours decomposes and generates oxygen, FeO And Mn；
(4) after reaction, stopping blasting hot gas, the oxygen of generation is discharged from oxygen outlet, imports in holding vessel and store for future use, Mn, FeO are still placed in reaction tube, from the air intake of reaction unit lower part, are blasted air in reaction tube with air blower, Decline temperature in reaction tube, be down to 105-115 DEG C to the temperature in reaction tube, slow down blast velocity, is kept for 2-3 hours, it is empty Oxygen in gas is reacted with Mn, FeO generates MnO2、Fe3O4And Fe2O3, so that MnO2、Fe3O4And Fe2O3Regeneration cycle uses.
2. the method according to claim 1 using thermal energy production oxygen, which is characterized in that the rare earth metal oxidation Rare earth element in object is at least one of lanthanum La, cerium Ce, praseodymium Pr and neodymium Nd.
3. the method according to claim 1 using thermal energy production oxygen, which is characterized in that heat described in step (2) Gas is the waste heat collected in biomass gasification process or other industrial processes.
4. utilizing the device of thermal energy production oxygen, which is characterized in that including reaction tube (1), hot gas inlet (2), air intake (3), heat outlet (4) and oxygen outlet (5) are evenly distributed with reaction tube (1) inside reaction unit；Hot gas inlet (2) is located at The lower part of reaction unit, four walls of reaction unit are provided with one layer of refractory brick (6), insulating brick (7) and one layer of heat preservation from the inside to surface Cotton (8)；Oxygen outlet (5) is connected with the upper end of reaction tube (1), and air intake (3) is connected with the lower end of reaction tube (1), oxidation Object import (9) is located at the upper end tube nozzle of reaction tube (1), and oxidate outlet (10) is located at the lower end nozzle of reaction tube (1).
CN201910454945.3A 2019-05-29 2019-05-29 Utilize the method and device thereof of thermal energy production oxygen Pending CN110015643A (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS557524A (en) * 1978-06-28 1980-01-19 Sumitomo Metal Ind Ltd Production of oxygen
JPH11292508A (en) * 1998-04-06 1999-10-26 Nkk Corp Production of oxygen and device therefor
US20100278719A1 (en) * 2009-04-29 2010-11-04 Arnold Lambert Mixed iron-manganese oxides for high-temperature oxygen production
CN103864021A (en) * 2014-03-18 2014-06-18 南京理工大学 Device and method for preparing oxygen by virtue of chemical looping air separation
CN108117049A (en) * 2016-11-29 2018-06-05 财团法人工业技术研究院 Chemical loop air separation oxygen generation device and method thereof
CN108569676A (en) * 2018-05-10 2018-09-25 哈尔滨理工大学 Using flue gas as the chemical chain air separation oxygenerator and method of heat source

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS557524A (en) * 1978-06-28 1980-01-19 Sumitomo Metal Ind Ltd Production of oxygen
JPH11292508A (en) * 1998-04-06 1999-10-26 Nkk Corp Production of oxygen and device therefor
US20100278719A1 (en) * 2009-04-29 2010-11-04 Arnold Lambert Mixed iron-manganese oxides for high-temperature oxygen production
CN103864021A (en) * 2014-03-18 2014-06-18 南京理工大学 Device and method for preparing oxygen by virtue of chemical looping air separation
CN108117049A (en) * 2016-11-29 2018-06-05 财团法人工业技术研究院 Chemical loop air separation oxygen generation device and method thereof
CN108569676A (en) * 2018-05-10 2018-09-25 哈尔滨理工大学 Using flue gas as the chemical chain air separation oxygenerator and method of heat source

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Application publication date: 20190716