microwave desulfurization unit

microwave desulfurization unit

Desulphurisation of coal using low power microwave The application of microwave radiation at 500 w power and a frequency of 245 GHz for the preferential heatin

  • Desulphurisation of coal using low power microwave

    The application of microwave radiation at 500 w power and a frequency of 245 GHz for the preferential heating of dielectric inorganic pyrite in high sulphur coals to form a more magnetically susceptible phase and allow the low gradient magnetic separation of the FeS 2 is described However, although pyrite was selectively heated under these conditions compared with clean coal, the heating Microwave Facilities Coal desulfurization experiments have been carried out with several microwave energy sources The first was a 1 KW, 835 GHz Klystron powered unit assembled at GE, the second was'a 2 KW, 245 GHz magnetron unit and the third a 6 KW, 245 GHz magnetron powered generatorCoal Desulfurization Using Microwave [email protected]{osti, title = {Microwave enhanced high gradient magnetic desulfurization of coal}, author = {Kelland, D R}, abstractNote = {This project consisted of several related lines of investigation, all leading toward the goal of improving the performance of high gradient magnetic separation (HGMS) in removing pyritic sulfur from eastern coalsMicrowave enhanced high gradient magnetic

  • Progress of the technique of coal microwave desulfurization

    With the advantages of its fast speed, effective and moderate controllable conditions, desulfurization of coal by microwave has become research focus in the field of clean coal technologyMicrowave was applied to the hightemperature removal of H2S by Febased sorbent supported on active coke (Fe2O3/AC) The influence of loading content, adsorption temperature, and desulfurizationNew way of removing H2S at high temperature: microwaveOxidative desulfurization is typically a twostage process that includes oxidation, followed by liquid extraction under microwave irradiation the biodesulfurization facility as a pre or posttreatment facility combined with an existing hydrodesulfurization unit must be less costly than modifications to an existing hydrodesulfurizationOxidative Desulphurisation an overview | ScienceDirect

  • Microwave desorption mechanism and microwave effect

    A microwave liquidphase desorption technique for enhancing mass transfer with chemical dissociation has been proposed for the first time In this paper, the static desorption system of basic aluminium sulfate (aluminium base) desulfurization rich liquid was investigated through an experiment and numerical sAn Ethos Easy microwave with an SK15 rotor was used for the chemical desulfurization treatment A total of 250 mg of rubber particles were added to 10 ml of 1% HNO 3 The temperature program was set at 180°C for 5 min and 200°C for 30 minFrontiers | Desulfurization of Vulcanized Rubber ParticlesDesulfurization Reactors High Temperature Shift Reactor Low Temperature Shift Reactor 8 HIERARCHY AMINE HIERARCHY HVAL1 HIERARCHY HVAL2 38 1 CO2 33 15 15 1 FEED PRODUCT 38 14 273 28 Q 815 19 15 1 WATER 16 28 W Q 231 28 377 28 349 18 Q 427 18 204 17 213 16 Q 38 15 Q W 260 14 QHEAT1 Q 335 Amine Unit Fuel Gas 6,659,083 312 2136 85% TotalNatural Steam Methane Reforming (SMR)

  • ElectronTransferInduced Desulfurization of Organic

    The intent of this paper is to investigate the effects of leaching time and temperature on the level of desulfurization of organic sulfur by an electrontransfer process involving the transitionmetal ion Ni2+ from a subbituminous Indian coal The electrontransfer process was accomplished both in the presence and the absence of naphthalene with unoxidized and oxidized samplesthe optimum washing unit for the most advanced clean product was investigated With the advanced design, the best quality lignite is obtained by producing the cleanest product that the country needs as desulfurization The coal types can change the method of coagulation cleaning of the coal and asphaltite in the local area of ŞırnakMICROWAVE ACTIVATED DESULFURIZATION OFMicrowave activated desulfurization of turkish coals and lignite, ?irnak asphaltite micro selective coagulation in modified tube settling seperator The modified settler design for the optimum washing unit for the most advanced clean product was investigated With the advanced design, the best quality lignite is obtained by producing theMicrowave activated desulfurization of turkish coals and

  • Microwave enhanced high gradient magnetic

    @article{osti, title = {Microwave enhanced high gradient magnetic desulfurization of coal}, author = {Kelland, D R}, abstractNote = {This project consisted of several related lines of investigation, all leading toward the goal of improving the performance of high gradient magnetic separation (HGMS) in removing pyritic sulfur from eastern coalsdesulfurization by microwave advantages adjusting parameters such as power, temperature, and incubation time, is the energy consumption, since is less energy intense than other reported(PDF) Desulfurization of Vulcanized Rubber Particles UsingWith the advantages of its fast speed, effective and moderate controllable conditions, desulfurization of coal by microwave has become research focus in the field of clean coal technologyProgress of the technique of coal microwave desulfurization

  • MicrowaveAssisted Oxidative Desulfurization of Sour

    several desulfurization experiments obtained by using different oxidative agents in the absence or presence of microwave radiations 41 Treatment via H 2SO 4/HNO 3 Solution in the Absence of Microwave Radiation Initially, the desulfurization of sour natural gas condensate was carried out with different combinations of H 2 SO 4 and HNO 3On the basis of improving adsorption capacity of the activated carbon (AC) modified by high concentration HNO 3 and KOH solution, a special microwave device was designed for further modification of AC by the heat treatment, and a kind of highly active carbon sorbent used for combined flue gas desulfurization and denitrification was preparedExperimental study on desulfurization and denitrificationThe intent of this paper is to investigate the effects of leaching time and temperature on the level of desulfurization of organic sulfur by an electrontransfer process involving the transitionmetal ion Ni2+ from a subbituminous Indian coal The electrontransfer process was accomplished both in the presence and the absence of naphthalene with unoxidized and oxidized samplesElectronTransferInduced Desulfurization of Organic

  • A comprehensive review of microwave application on the

    The rate at which the matter temperature rises in the presence of a microwave excitation is based on a material's ability to absorb these waves and then convert electromagnetic energy into kinetic energy The rotation of molecules can be observed during the microwave irradiation process in gas molecules using spectroscopy Conversely, this rotation is not visible in solids and liquids due toDesulfurization Reactors High Temperature Shift Reactor Low Temperature Shift Reactor 8 HIERARCHY AMINE HIERARCHY HVAL1 HIERARCHY HVAL2 38 1 CO2 33 15 15 1 FEED PRODUCT 38 14 273 28 Q 815 19 15 1 WATER 16 28 W Q 231 28 377 28 349 18 Q 427 18 204 17 213 16 Q 38 15 Q W 260 14 QHEAT1 Q 335 Amine Unit Fuel Gas 6,659,083 312 2136 85% TotalNatural Steam Methane Reforming (SMR)the optimum washing unit for the most advanced clean product was investigated With the advanced design, the best quality lignite is obtained by producing the cleanest product that the country needs as desulfurization The coal types can change the method of coagulation cleaning of the coal and asphaltite in the local area of ŞırnakMICROWAVE ACTIVATED DESULFURIZATION OF

  • Microwave enhanced high gradient magnetic

    @article{osti, title = {Microwave enhanced high gradient magnetic desulfurization of coal}, author = {Kelland, D R}, abstractNote = {This project consisted of several related lines of investigation, all leading toward the goal of improving the performance of high gradient magnetic separation (HGMS) in removing pyritic sulfur from eastern coalsThe microwaveassisted adsorptive desulfurization of model fuel (thiophene in nheptane) was investigated using a synthesized rare earth metaldoped zeolite Y (RE Y) Crystallinity of the synthesized zeolite was 895%, the silicon/aluminium (Si/Al) molar ratio was 52, the BrunauerEmmettTeller (BET) surface area was 9809 m 2 /g, and the poreMicrowaveassisted adsorptive desulfurization of modelseveral desulfurization experiments obtained by using different oxidative agents in the absence or presence of microwave radiations 41 Treatment via H 2SO 4/HNO 3 Solution in the Absence of Microwave Radiation Initially, the desulfurization of sour natural gas condensate was carried out with different combinations of H 2 SO 4 and HNO 3MicrowaveAssisted Oxidative Desulfurization of Sour

  • Experimental study on desulfurization and denitrification

    On the basis of improving adsorption capacity of the activated carbon (AC) modified by high concentration HNO 3 and KOH solution, a special microwave device was designed for further modification of AC by the heat treatment, and a kind of highly active carbon sorbent used for combined flue gas desulfurization and denitrification was preparedINTRODUCTION Desulfurization is a vital unit operation in petroleum refining since the combustion products of sulfur compounds are the main reason for acid rain and environmental pollution In addition, sulfur is also a catalyst poison during industrial processes biodesulfurization, ultrasonicdesulfurization, microwave desulfurization(PDF) CarbonBased Nanomaterials for Desulfurizationsolvent for deep extractive desulfurization of real Fluid Catalytic Cracking Unit (FCCU) diesel fuel samples collected from a typical South African Refinery, (2) to study/find suitable solvents for the regeneration of sulfurloaded 1butyl3methylimidazolium octylsulfate and theInvestigation of the Desulfurization of Petroleum

  • Desulfurization of Organic Sulfur from a Subbituminous

    The desulfurization reaction involving direct electron transfer from potassium ferrocyanide, K4[Fe(CN)6], successfully removed organic sulfur from a subbituminous coal The temperature variation of desulfurization revealed that increase of temperature enhanced the level of sulfur removal Moreover, the desulfurization reaction was found to be dependent on the concentration of K4[Fe(CN)6The intent of this paper is to investigate the effects of leaching time and temperature on the level of desulfurization of organic sulfur by an electrontransfer process involving the transitionmetal ion Ni2+ from a subbituminous Indian coal The electrontransfer process was accomplished both in the presence and the absence of naphthalene with unoxidized and oxidized samplesElectronTransferInduced Desulfurization of OrganicDesulfurization Reactors High Temperature Shift Reactor Low Temperature Shift Reactor 8 HIERARCHY AMINE HIERARCHY HVAL1 HIERARCHY HVAL2 38 1 CO2 33 15 15 1 FEED PRODUCT 38 14 273 28 Q 815 19 15 1 WATER 16 28 W Q 231 28 377 28 349 18 Q 427 18 204 17 213 16 Q 38 15 Q W 260 14 QHEAT1 Q 335 Amine Unit Fuel Gas 6,659,083 312 2136 85% TotalNatural Steam Methane Reforming (SMR)

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