TH2101000930A - Three-stage methanol production process from hydrogen or methane or glycerol with flue gas from the combustion of combustion power plants. - Google Patents

Abstract

this invention The aim is to utilize the carbon dioxide from coal-fired power plant flue gases to create a value-added product, methanol. This invention is a three-stage methanol production process from hydrogen or methane or glycerol with flue gas from combustion of combustion power plants, which consists of 3 important processes: 1Extracting flue gas from combustion by a vacuum pump and compressing gas to store in a pressure tank. 60-65 bar section 2. Three stages of alternating pressure duplex duplex process, stages 1 and 2 at 7 bar and stage 3 at 12 bar. The product from this process is 80-90% carbon dioxide. Part 3 process Three-stage methanol production from 80-90% carbon dioxide with various feedstocks such as hydrogen, methane and glycerol. Step 1: Carbon dioxide conversion with methane with water or glycerol solution. l It is a product of synthesis gas. Second step, using carbon dioxide together with hydrogen or gas from the second step. The synthesis gas was balanced to create a proportion of carbon dioxide. carbon monoxide and hydrogen gas The synthesis gas is converted to methanol ------------ This invention is intended to utilize carbon dioxide from coal-fired power plant flue gases. to create value-added products as methanol By this invention Three-stage methanol production from hydrogen or methane or glycerol with flue gas. From the combustion of the combustion fuel power plant, which consists of 3 important processes: Part 1 Extraction of combustion flue gas by vacuum and compress gas to store in a pressure tank of 60-65 bar Part 2 Suction process Three-stage alternating pressure liner, with stages 1 and 2 at a pressure of 7 bar and stage 3 at 12 bar. The product of this process is carbon dioxide. Concentrated 80-90%, while the three-stage methanol production process from gas 80-90% concentration of carbon dioxide with various raw materials such as hydrogen, methane and crude glycerol. Step 1: Conversion of carbon dioxide with methane with water or glycerol solution. It is a product of synthesis gas. Step 2: Using carbon dioxide together with hydrogen or gas from step 1, the synthesis gas is equilibrated to create a proportion of carbon dioxide. carbon monoxide and hydrogen gas The synthesis gas is converted to methanol ------------ This invention. The aim is to utilize carbon dioxide from the flue gas from Coal-fired power plant chimneys to generate value-added products as methanol By this invention Three-stage methanol production from hydrogen or methane or glycerol with flue gas. From the combustion of the combustion fuel power plant, which consists of 3 important processes: Part 1 Extraction of combustion flue gas by vacuum and compress gas to store in a pressure tank of 60-65 bar Part 2 Suction process Three-stage alternating pressure liner, with stages 1 and 2 at 7 bar and stage 3 at 12 bar. The product of this process is carbon dioxide. Concentrated 80-90% Part 3 Three-stage methanol production process from gas 80-90% concentration of carbon dioxide with various raw materials such as hydrogen, methane and crude glycerol. Step 1: Carbon dioxide and methane conversion with water or crude glycerol solution. It is a product of synthesis gas. Step 2 The use of carbon dioxide. together with hydrogen gas or the gas from step 1 itself was adjusted to balance the synthesis gas to create a gas ratio carbon dioxide carbon monoxide and hydrogen gas To be suitable and ready to react in step 3, synthesis gas is converted to methanol.

Claims (8)

1. Three-stage methanol production process from hydrogen or methane or glycerol with flue gas from combustion of combustion power plants. It consists of the following steps: a. The process of extracting flue gas from combustion Supporting gases that have been treated with sulfur dioxide and nitrogen dioxide, with an average of 10-15% carbon dioxide, 70-80% nitrogen gas, 2-5% oxygen, and nitrogen oxide compounds. and sulfur oxide not more than 100-150 ppm from the flue gas discharge stack (1) with a vacuum and compressed gas (2) To pressurize the gas and store it in a pressure vessel in the range of 60-65 bar (3) b. extraction of flue gas from combustion in the a. Fed into the column filled with adsorbents and controlled by valves (6) to (12) at a pressure of 7 bar, together with a delay in adsorption of 1 min, the process product is obtained as a concentration of carbon dioxide. 30-35 (II) Step 2 Gas from the adsorption step fed to the column filled with adsorbents and controlled by valves (19) to (24) at a pressure of 7 bar, together with a delay in adsorption for 1 min, the process product was obtained as CO2 concentration. 60-65 (III) Stage 3 The gases from the 2nd stage adsorption are fed into the column containing the adsorbent and controlled by valves (31) to (36) at a pressure of 12 bar with damping. Adsorption time 80-90% concentration of carbon dioxide from the process was obtained. c. The conversion of carbon dioxide into methanol consists of 3 sub-steps (I) carbon dioxide is mixed with methane in a mixing tube ( 49) Before combining with liquids, namely Water or glycerol solution from the tank (45) is fed by a pump (47) and the feed rate is controlled by a flow regulator. (48) to mix in the mixing tube (49) and outflow tube (50) before entering the apparatus and then heated in multiple shell and tube (51) where the mixture is heated up. The via line (52) is fed into a fixed bed reactor equipped with a coil heating device (53), with a precursor containing carbon dioxide and methane gas combined with water or a glycerol solution. The rol is converted into a mixed product gas. which contains carbon dioxide carbon monoxide, hydrogen gas and water before flowing through pipes (54) and are cooled upon heat transfer in a heat exchanger (51). Products cooled below 100 °C flow through pipes ( 55) enters the conical tank (56), causing the stream of fluid to cyclone, can separate the water into the pipe (57) (II) the product in the form of synthesis gas flows from the conical tank (56). Above, through the pipe (58), it is mixed with the gas obtained from the gas at the end of the process (89) in the gas mixing device. (59) or receive the mixed gas obtained by mixing carbon dioxide through the valve (95) mixed with hydrogen gas through the mixing pipe (92) that is mixed at the mixing pipe (96) and the mixed gas line through the valve (97) to enter. It is mixed with streams (58) and (89) before flowing through tubes (60), undergoing heat transfer in equipment and then multi-shell and multi-tube (61) heat exchangers, where the heated gas mixture passes through Line (62) is fed into the reactor. The bed station is equipped with a coil heating device (63) to balance the synthesis gas. which contains carbon dioxide gas carbon monoxide and hydrogen gas To have a ratio of carbon monoxide gas than carbon dioxide. The gas and water mixture generated by this equilibrium flows through a tube (64) into a heat exchanger (61) to reduce the temperature to below 100 °C before flowing through a tube (65) into a conical tank. (66) The cyclone stream of fluid flow can separate the water into the tube (67) (III). which flows from the conical tank (66) above through a pipe (68) into a low-pressure gas storage tank (69) before being sent to the gas compressor (71) to increase the gas pressure in the range of 45 - 50 bar and into the absorbing device. and oil (72) or (73), which are alternately operated. The cleaned synthesis gas is then fed into a beding reactor equipped with a coil heating device (75) to perform the conversion. Initially in the form of methanol. in which the resulting methanol product will flow through the pipe (76) to enter the multi-shell and multi-pipe heat exchangers (77) with water at room temperature. Until the product temperature is below 50 ° C before being sent to the conical tank (79), causing the flow of the fluid to be a cyclone and this tank is a double layer with the outer wall having cold water from the chiller ( Chiller) flows all the time to reduce the temperature of the fluid and can separate the methanol into the pipe (80), while the remaining synthesis gas from the reaction flows from the top of the conical tank (79) into the regulator. Push (8) to adjust the gas pressure. Before flowing into the conical tank (82), the fluid stream is cyclone, and the tank is double-walled with the outer wall containing cold water from the chiller. The synthesis gas remaining from the final reaction will flow through the pressure regulator (84) to reduce the pressure before delivery. is used to generate electricity through a gas generator (86), while another portion of the gas is returned to the reaction through a pipe (89) to be fed along with the pipe gas (58) in the mixing pipe fittings (59). A three-stage methanol production process from hydrogen or methane or glycerol with flue gas from the combustion of combustion power plants according to Claim 1 where, in part, the carbon dioxide conversion step into methanol The babebed stationary reactor equipped with a coil heating device (53) was loaded with a nickel/alumina (Ni/AI2O3) catalyst. 3. Three-step methanol production process. From hydrogen or methane or glycerol together with the flue gas from the combustion of combustion power plants. according to either claim 1 or 2 where in the process of converting carbon dioxide into methanol The bed stationary reactor equipped with a coil heating device (53) carried out the reaction under a temperature range of 600 -650 °C and atmospheric pressure 4. Three-stage methanol production process from hydrogen or methane or glycerol in combination with flue gas from combustion of combustion power plants. According to claims 1 to 3, either item where in the process of converting carbon dioxide into methanol The beding reactor, equipped with a coil heating device (63), was loaded with a copper/zinc oxide/alumina catalyst. (Cu/ZnO/AI2O3) 5. Three-stage methanol production process from hydrogen or methane or glycerol with flue gas from combustion of combustion power plants. according to either claim 1 or 4 in which the process of converting carbon dioxide into methanol The bed stationary reactor, equipped with a coil heating device (63), carried out the reaction under a temperature range of 550 -650 °C and atmospheric pressure. 6. Three-stage methanol production process from hydrogen or methane or glycerol with flue gas from combustion of combustion power plants. according to claims 1 to 5, either where in the process of converting carbon dioxide into methanol The ratio of synthesis gas from the equilibration step is higher than that of carbon dioxide in the range of 1.2 - 1.5 times. Discharged from the combustion of combustion power plants. according to claims 1 to 6, either where in the process of converting carbon dioxide into methanol The beding reactor, equipped with a coil heating element (75), is loaded with a copper/zinc oxide/alumina catalyst. (Cu/ZnO/Al2O3) 8. Three-stage methanol production process from hydrogen or methane or glycerol with flue gas from combustion of combustion power plants. According to claim 1 or 7, either item where in the process of converting carbon dioxide into methanol The bed-bed reactor equipped with a coil heating device (75) carried out the reaction under a range of temperatures. 170-230 degrees Celsius and pressure range 40 - 50 bar ------------ 1. Three-stage process of methanol production from hydrogen or methane or glycerol with flue gas from combustion of combustion fuel power plant It consists of the following steps: a. The process of extracting flue gas from combustion Supporting gases that have been treated with sulfur dioxide and nitrogen dioxide dust, with average carbon dioxide 10-15%, nitrogen 70-80%, oxygen 2-5%, nitrogen oxides and sulfur oxides not more than 100- 150 ppm from the flue gas discharge stack (1) with a vacuum and compressor (2) To pressurize the gas and store it in a pressure vessel in the range of 60-65 bar (3) b. extraction of flue gas from combustion in the a. Fed into the column filled with adsorbents and controlled by valves (6) to (12) at a pressure of 7 bar, together with a delay in adsorption of 1 min, the process product is obtained as a concentration of carbon dioxide. 30-35 (II) Step 2 Gas from the adsorption step 1 Fed into the column filled with adsorbents and controlled by valves (19) to (24) at a pressure of 7 bar, together with a delay in adsorption for 1 min, the process product was obtained as a concentration of carbon dioxide. (III)Step 3 The gas from the 2nd stage adsorption is fed into the column containing the adsorbent and controlled by valves (31) to (36) at a pressure of 12 bar with can delay the adsorption time 1 minute, the product from the process is carbon dioxide concentration of 80-90% c. The process of converting carbon dioxide to methanol consists of three sub-steps (I). Water or glycerol solution from the cylinder (45) is fed by a pump (47) and the feed rate is controlled by a flow regulator. (48) to mix in the mixing tube (49) and outflow tube (50) before entering the apparatus and then heated in multiple shell and tube (51) where the mixture is heated up. The via line (52) is fed into a fixed bed reactor equipped with a coil heating device (53), with a precursor containing carbon dioxide and methane gas combined with water or a glycerol solution. The rol is converted into a mixed product gas. consisting of carbon dioxide, carbon monoxide, hydrogen gas and water, before passing through pipes (54) and being cooled upon heat transfer in a heat exchanger (51). Products cooled below 100 °C will Flows through the pipe (55) into the conical tank (56), causing the stream of fluid to cyclone, capable of separating the water into the pipe (57). (II) The product is in the form of synthesis gas flowing from the cone Funnel (56) above through pipe (58) is mixed with the gas obtained from the gas at the end of the process (89) in the gas mixing device. (59) or receive the mixed gas obtained by mixing carbon dioxide through the valve (95) mixed with hydrogen gas through the mixing pipe (92) that is mixed at the mixing pipe (96) and the mixed gas line through the valve (97) to enter. It is mixed with streams (58) and (89) before flowing through tubes (60), undergoing heat transfer in equipment and then multi-shell and multi-tube (61) heat exchangers, where the heated gas mixture passes through Line (62) is fed into the reactor. The bed station is equipped with a coil heating device (63) to balance the synthesis gas consisting of carbon dioxide gas carbon monoxide and hydrogen gas To have a ratio of carbon monoxide gas than carbon dioxide. The mixed gas and water generated by this equilibrium flow through pipes (64) into the heat exchanger (61) to reduce the temperature to below 100 °C before flowing through pipes (65) into a conical tank. (66) The cyclone stream of fluid flow can be separated to the tube (67) (III). The equilibrated synthesis gas which flows from the conical tank (66) above through a pipe (68) into a low-pressure gas storage tank (69) before being sent to the gas compressor (71) to increase the gas pressure in the range of 45 - 50 bar and into the absorbing device. and oil (72) or (73), which are alternately operated. The cleaned synthesis gas is then fed into a beding reactor equipped with a coil heating device (75) to perform the conversion. Initially in the form of methanol. in which the resulting methanol product will flow through the pipe (76) to enter the multi-shell and multi-pipe heat exchangers (77) with water at room temperature. until the product temperature is below 50 ° C before being sent to the conical tank (79), causing the flow of the fluid to be a cyclone and this tank is a double layer with the outer wall having cold water from the chiller ( Chiller) flows all the time to reduce the temperature of the fluid and can separate the methanol into the pipe (80), while the remaining synthesis gas from the reaction flows from the top of the conical tank (79) into the regulator. Push (81) to adjust the gas pressure. Before flowing into the conical tank (82), the fluid stream is cyclone, and the tank is double-walled with the outer wall containing cold water from the chiller. The synthesis gas remaining from the final reaction will flow through the pressure regulator (84) to reduce the pressure before delivery. is used to generate electricity through a gas generator (86), while another portion of the gas is returned to the reaction through a pipe (89) to be fed along with the pipe gas (58) in the mixing pipe fittings (59). A three-stage methanol production process from hydrogen or methane or glycerol with flue gas from the combustion of combustion power plants according to Claim 1 where, in part, the carbon dioxide conversion step into methanol The beding reactor, equipped with a coil heating element (53), was loaded with a nickel catalyst. Aluminum oxide (Ni/Al2O3) 3. Three-stage methanol production process from hydrogen or methane or glycerol with flue gas from combustion of combustion power plants. according to either claim 1 or 2 where in the process of converting carbon dioxide into methanol The bed stationary reactor, equipped with a coil heating device (53), carried out the reaction under a temperature range of 600 -650 °C and atmospheric pressure. 4. Three-stage methanol production process from hydrogen or methane or glycerol in combination with combustion gas from combustion power plants. According to claims 1 to 3, either item where the process of converting carbon dioxide into methanol The beding reactor, equipped with a coil heating device (63), was loaded with a copper oxide catalyst. Zinc Oxide-Aluminium Oxide (Cu/Zn0/Al2O3) 5. Three-stage methanol production process from hydrogen or methane or glycerol with flue gas from combustion of combustion power plants. according to either claim 1 or 4 where the process of converting carbon dioxide into methanol The bed stationary reactor, equipped with a coil heating device (63), carried out the reaction under a temperature range of 550 -650 °C and atmospheric pressure. 6. Three-stage methanol production process from hydrogen or methane or glycerol with flue gas from combustion of combustion power plants. according to claims 1 to 5, either where in the process of converting carbon dioxide into methanol The ratio of synthesis gas from the equilibration step is higher than that of carbon dioxide in the range of 1.2 - 1.5 times. Discharged from the combustion of combustion power plants. according to claims 1 to 6, either where the process of converting carbon dioxide into methanol The beding reactor, lit by a coil heating device (75), is loaded with a copper oxide catalyst. Zinc Oxide-Aluminum Oxide (Cu/ZnO/Al2O3) 8. Three-stage methanol production process from hydrogen or methane or glycerol with flue gas from combustion power plants. According to claim 1 or 7, either item where in the process of converting carbon dioxide into methanol The beding reactor, equipped with a coil heating device (75), carried out the reaction under a range of temperatures. 170-230 degrees Celsius and pressure range 40 - 50 bar ------------ 1.Three-step methanol production process from hydrogen or methane or glycerol. Together with the waste gas from the combustion of combustion power plants. Consists of the following steps: a. The process of extracting flue gas from combustion Support gas that treats sulfur dioxide dust and nitrogen dioxide, with an average of 10-15% of carbon dioxide, 70-80% of nitrogen, 2-5% of oxygen, and nitrogen oxide compounds. and sulfur oxide not more than 100-150 ppm from the flue gas discharge stack (1) with a vacuum and compressed gas (2) to create pressure for the gas and store it in a pressure tank in the range of 60-65 bar (3) b. The three-stage pressurized alternating adsorption stage consists of (I) Stage 1. The gas from the combustion flue gas extraction in the cell g is fed into the column at Filled with adsorbent and controlled by valves (6) to (12) at a pressure of 7 bar, together with a delay in adsorption for 1 min, the product from the process was obtained as CO2 concentration of 30-35% (II). Step 2 Gas from the adsorption step 1 Fed to the column containing the aspirator Adsorption and valve control (19) to (24) at a pressure of 7 bar, together with a delay in adsorption for 1 min, yielded a 60-65% carbon dioxide concentration by the process product (III). 3 Adsorption gas in step 2 is fed into the column containing the suction medium. Adsorption and control with valves (31) to (36) at a pressure of 12 bar, together with a delay in adsorption for 1 minute, obtained the product from the process as carbon dioxide concentration of 80-90%. Carbon dioxide to methanol consists of three sub-steps (I). Carbon dioxide is mixed with methane in a mixing tube (49) before being combined with a liquid, i.e. water or glycerol solution, from the canister (45) that is fed. by pump (47) and do rate control. Feeding by flow control device (48) to mix in the mixing tube (49) and outflow tube (50) before entering the apparatus and then heated in multiple shell and tube (51) where the mixture is heated up. Through the line (52) it is fed into the equipped bed stationary reactor. coil heating (53)By a substrate containing carbon dioxide and methane Together with water or glycerol solution, it will be converted to form a mixed product gas. which consists of carbon dioxide Carbon monoxide, hydrogen gas and water before passing through pipes (54) and are cooled upon heat transfer in a heat exchanger (51). lower temperature 100 degrees Celsius will flow through the tube (55) into the conical tank (56), causing the stream to flow. The cyclone fluid can separate the water into a pipe (57) (II). The product in the form of synthetic gas flows from the conical tank (56) above through the pipe (58) is mixed with the receiving gas. from the gas at the end of the process (89) in the gas mixing device (59) or receiving the gas mixture obtained by mixing carbon dioxide through a valve (95) mixed with hydrogen gas through a pipe (92) mixing at the mixing pipe ( 96) and the gas line is mixed through the valve (97) to mix with the stream (58) and (89) before flowing through the pipe (60) to receive heat transfer in the device and change the heat multiple shell and tube heating (61) by mixed gases heated Higher through the line (62) is fed to the reactor. The bed station is equipped with a coil heating device (63) to balance the synthesis gas. which contains carbon dioxide gas carbon monoxide and hydrogen gas To have a ratio of carbon monoxide gas than gas. carbon dioxide The mixed gas and water generated by this equilibrium will flow through the pipe (64) into the heat exchanger (61) to reduce the temperature to below 100 °C before flowing through the pipe (65) into the conical tank. (66) The cyclone stream of fluid flow can separate the water into the tube (67). (III) The equilibrated synthesis gas Which flows from the conical tank (66) above through the pipe (68) to the low pressure gas storage tank (69) before sending to the gas compressor (71) to increase the gas pressure in the range of 45 - 50 bar and enter to the oil and water absorbent unit (72) or (73), which will work alternately. The cleaned synthesis gas is then fed into a bed stationary reactor equipped with a heating device. coil heating (75) to convert the precursor into the form of methanol which meta products Nol formed will flow through the tube. (76) to enter the Multiple Shell and Tube Heat Exchanger (77) with water at room temperature. until the product temperature is below 50 ° C before being sent to the conical tank (79), causing the flow of the fluid to be a cyclone and this tank is double-layered by Another wall on the outside has cold water from the chiller (Chiller) flowing through all the time to reduce. fluid temperature and can separate methanol into the pipe (80), while the remaining synthesis gas from The reaction flows from the top of the conical vessel (79) into the pressure regulator (81) to reduce the gas pressure. before flowing into the conical tank (82), causing the fluid flow to form The cyclone and the tank are double-walled, with the outer wall constantly flowing cold water from the chiller to reduce the temperature of the fluid and capable of separating the methanol into the pipe (83) by synthesis gas. The remainder from the final reaction flows through a pressure regulator (84) to reduce the pressure before being sent for electricity generation through a gas generator (86), while the other gas is dissipated. is returned to the reaction through the tubing (89) to be fed together with the tubular gases (58) in the mixing tubing fittings (59). 2. Three-step methanol production process from hydrogen or methane or glycerol. Together with the flue gas from the combustion of the combustion power plant according to claim 1, where in part of the process of converting carbon dioxide into methanol Bedning reactor installed with The coil heater (53) is loaded with a nickel alumina (Ni/Al2O3) catalyst. 3. Three-step methanol production process from hydrogen or methane or glycerol. Together with the waste gas from the combustion of combustion power plants. According to either Claim 1 or 2, where, as part of the carbon dioxide to methanol step, a bedding reactor equipped with a coil heating device (53) carries out the reaction. Under the temperature range of 600 - 650 degrees Celsius and atmospheric pressure 4. Three-step methanol production process from hydrogen or methane or glycerol. Together with the flue gas from the combustion of the combustion power plant. According to one of Claims 1 to 3, where as part of the carbon dioxide to methanol step, a bedding reactor equipped with a coil heating device (63) is contained. with copper type catalyst Zinc Oxide Alumina(Cu/ZnO/Al2O3) 5. Three-step methanol production process from hydrogen or methane or glycerol. together with the flue gas from the combustion of combustion power plants according to either Claim 1 or 4, where, as part of the conversion of carbon dioxide to methanol, the attached bedding reactor Set up with a coil heating device (63), the reaction was conducted under a temperature range of 550 - 650 °C and atmospheric pressure. 6. Three-step methanol production process from hydrogen or methane or glycerol. Together with the waste gas from the combustion of combustion power plants. In part of the replacement process carbon dioxide to methanol according to claims 1 to 5, either where synthetic gas From the equilibration step, there is a higher ratio of carbon dioxide than that of gas. Carbon dioxide is in the range of 1.2 - 1.5 times. 7. Three-step methanol production process from hydrogen or methane or glycerol. Together with the waste gas from the combustion of combustion power plants. In part of the replacement process carbon dioxide to methanol according to claims 1 to 6, whichever of the Stations equipped with coil heating devices (75) were loaded with a copper zinc oxide alumina (Cu/ZnO/Al2O3) type catalyst. 8. Three-step methanol production process from hydrogen or methane or glycerol. Together with the waste gas from the combustion of combustion power plants. According to either Claim 1 or 7, where, as part of the carbon dioxide to methanol conversion step, the bedding reactor equipped with a coil heating device (75) carries out the reaction. Under the temperature range of 170- 230 degrees Celsius and a pressure range of 40 - 50 bar.