CN117432502A - Device and method for capturing and storing carbon dioxide in tail gas of diesel engine - Google Patents
Device and method for capturing and storing carbon dioxide in tail gas of diesel engine Download PDFInfo
- Publication number
- CN117432502A CN117432502A CN202311596323.7A CN202311596323A CN117432502A CN 117432502 A CN117432502 A CN 117432502A CN 202311596323 A CN202311596323 A CN 202311596323A CN 117432502 A CN117432502 A CN 117432502A
- Authority
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- China
- Prior art keywords
- pipe
- carbon dioxide
- tail gas
- cooling
- diesel engine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 240
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 120
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 120
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000003860 storage Methods 0.000 claims abstract description 71
- 238000001816 cooling Methods 0.000 claims abstract description 70
- 239000000110 cooling liquid Substances 0.000 claims abstract description 45
- 230000000694 effects Effects 0.000 claims abstract description 15
- 239000007789 gas Substances 0.000 claims description 148
- 239000007788 liquid Substances 0.000 claims description 72
- 229920001971 elastomer Polymers 0.000 claims description 48
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 42
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 40
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 40
- 238000001914 filtration Methods 0.000 claims description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 229910001868 water Inorganic materials 0.000 claims description 35
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 34
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 33
- 239000010949 copper Substances 0.000 claims description 33
- 229910052802 copper Inorganic materials 0.000 claims description 33
- 239000011148 porous material Substances 0.000 claims description 29
- 239000000203 mixture Substances 0.000 claims description 26
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 claims description 25
- 229910052757 nitrogen Inorganic materials 0.000 claims description 21
- 229920000742 Cotton Polymers 0.000 claims description 20
- 239000012535 impurity Substances 0.000 claims description 20
- 239000002245 particle Substances 0.000 claims description 20
- 239000010425 asbestos Substances 0.000 claims description 19
- 229910052895 riebeckite Inorganic materials 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 18
- 238000006477 desulfuration reaction Methods 0.000 claims description 16
- 230000023556 desulfurization Effects 0.000 claims description 16
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 15
- 229910052717 sulfur Inorganic materials 0.000 claims description 15
- 239000011593 sulfur Substances 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 14
- 229920005597 polymer membrane Polymers 0.000 claims description 13
- 229920006254 polymer film Polymers 0.000 claims description 12
- 239000002826 coolant Substances 0.000 claims description 11
- 229920005560 fluorosilicone rubber Polymers 0.000 claims description 10
- 239000008187 granular material Substances 0.000 claims description 10
- 238000005192 partition Methods 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 6
- 238000010531 catalytic reduction reaction Methods 0.000 claims description 4
- 239000010419 fine particle Substances 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 3
- 230000035515 penetration Effects 0.000 claims 3
- 229920002379 silicone rubber Polymers 0.000 claims 2
- 239000004945 silicone rubber Substances 0.000 claims 2
- 231100000252 nontoxic Toxicity 0.000 description 4
- 230000003000 nontoxic effect Effects 0.000 description 4
- 238000006555 catalytic reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
- F01N13/1844—Mechanical joints
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/0211—Arrangements for mounting filtering elements in housing, e.g. with means for compensating thermal expansion or vibration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/0215—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters the filtering elements having the form of disks or plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
- F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/08—Mounting arrangements for vessels
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
- F01N2570/04—Sulfur or sulfur oxides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0107—Single phase
- F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Toxicology (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a carbon dioxide capturing and storing device and a storing method for tail gas of a diesel engine, and relates to the technical field of carbon dioxide capturing and storing devices. According to the invention, the refrigerating assembly is arranged, the carbon dioxide capturing and storing device is firstly connected with the exhaust port of the diesel engine through the flange plate, then the cooling liquid is poured into the inner side of the cooling assembly in the refrigerating assembly for storage, so that the tail gas of the diesel engine is cooled through the cooling assembly to achieve the cooling effect, and meanwhile, the cooling assembly alerts the staff to replace the used cooling liquid at any time through the warning module in the refrigerating assembly, so that the refrigerating effect is ensured.
Description
Technical Field
The invention relates to the technical field of carbon dioxide capturing and storing devices, in particular to a device and a method for capturing and storing tail gas carbon dioxide of a diesel engine.
Background
The carbon dioxide capturing and storing device is a device for separating, capturing and storing carbon dioxide in the tail gas of a diesel engine, and by capturing and separating the carbon dioxide in the tail gas of the diesel engine and storing the same, prevents the carbon dioxide from being released into the atmosphere, helps to reduce the emission of greenhouse gases, thereby slowing down the influence of climate change, reducing the carbon emission while maintaining the use efficiency and performance of the diesel engine, and uses the collected carbon dioxide in industrial production.
The existing carbon dioxide capturing and storing device has the following defects:
1. patent document: JP5304826B2 discloses a carbon dioxide liquefying device and a carbon dioxide storage system, and the above publication does not consider the problem of circulating refrigeration of liquid carbon dioxide, reducing the cooling effect.
2. Patent document: US10280882B2 discloses a fuel tank with carbon dioxide storage, which does not take into account the problem of the low temperature environment required for carbon dioxide storage, reducing the quality of liquid carbon dioxide storage.
3. Application document: CN108031238A discloses a device for capturing carbon dioxide in the atmosphere for use in agriculture in facilities, and the above publication does not consider the problem of effectively separating carbon dioxide from a mixed gas in the atmosphere, and reduces the purity of carbon dioxide.
4. Application document: CN113339696a discloses a device and a method for pressurizing and storing carbon dioxide, and the above disclosure does not consider the problem that carbon dioxide needs to be stored in a low-temperature environment, and the low-temperature environment needs to be kept below 78.5 ℃.
Disclosure of Invention
The invention aims to provide a device and a method for capturing and storing carbon dioxide in tail gas of a diesel engine, so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the carbon dioxide capturing and storing device for the tail gas of the diesel engine comprises a storage tank, wherein a refrigerating component is arranged on the front surface of the storage tank and used for reducing the temperature generated by the tail gas of the diesel engine;
the cooling assembly comprises a warning module and a cooling assembly, wherein the warning module is used for reminding workers that cooling liquid in the cooling assembly is required to be replaced when the temperature of the cooling liquid is increased, the cooling assembly is used for reducing the temperature of tail gas of a diesel engine, and the warning module is located at the top of the cooling assembly.
Preferably, the warning module comprises a warning unit and an executing unit which are arranged at the top of the cooling assembly, the warning unit is provided with a warning function, the warning unit comprises a connecting plate arranged at the top of the cooling assembly, a supporting plate is arranged on the back surface of the connecting plate and is used for installing an electric element, a switch is arranged at the bottom of the supporting plate, a warning lamp is arranged at the top of the supporting plate, the executing unit is used for pressing the switch to start the warning unit, the executing unit comprises a rubber sleeve arranged at the top of the cooling assembly, and the rubber sleeve is positioned under the switch;
when the temperature of the cooling liquid at the inner side of the cooling assembly is increased to generate hot air, the inner side of the rubber sleeve is filled, the rubber sleeve is inflated until the switch is pressed to transmit an alarm signal to the electric element under the support of the supporting plate, and the electric element receives the alarm signal and then transmits the alarm signal to the alarm lamp, so that after the alarm lamp is started, the alarm lamp flashes to light to warn a worker that the cooling liquid in the cooling assembly needs to be replaced.
Preferably, the cooling module is including setting up at the positive L pipe of holding vessel, and the top of L pipe is connected with even board, the outside dress of L pipe has the shell, and the gum cover runs through the top of shell, the shell is used for depositing the coolant liquid, the top of shell runs through and installs the inlet tube, and the inlet tube is located the right side of gum cover, flange joint is installed at the top of inlet tube, the front of shell runs through and installs the outlet pipe, the valve is installed at the top of outlet pipe, the ring flange is installed in the outside dress of L pipe, the ring flange is used for being connected with the gas vent of diesel engine, the outside dress of L pipe has the sealing washer, and the sealing washer is located the right side of ring flange.
Preferably, the left side of holding vessel is provided with filter component, and filter component is connected with the top of the L pipe of the cooling module in the refrigeration subassembly, filter component conveniently filters impurity and granule in the diesel engine tail gas, filter component includes vibration subassembly and ash filtering subassembly, ash filtering subassembly conveniently filters the dust granule in the diesel engine tail gas, vibration subassembly is used for vibrating ash filtering subassembly, make ash filtering subassembly in hole remain dust by vibration drop, vibration subassembly is located ash filtering subassembly's right side, vibration subassembly is including setting up the left casing at the holding vessel, and the branch pipe runs through the right side of casing, the supporting shoe is installed to the right side inner wall of casing, the square groove has been seted up to the inboard of supporting shoe, the vibration machine is installed to the inboard of square groove, the vibrating plate is installed in the outside of vibration machine, and the vibrating plate runs through the inboard of supporting shoe through the sealing pad, the spring is installed at the top of vibrating plate, the left side of supporting shoe is provided with the movable plate, the rubber circle is installed to the outside of movable plate, the rubber circle is used for sealing, spring two is installed to the left side of movable plate, and the one end of spring two is connected with the inner wall of casing.
Preferably, the ash filtering component comprises a support arranged on the left side of the support block, the support is connected with the vibrating plate, the through net is mounted in the support, the fine pore net is mounted in the support in a mosaic manner, the fine pore net is located at the top of the through net, the pore diameter of the fine pore net is smaller than that of the through net, finer impurities can be filtered, breathable cotton is mounted in the support in a mosaic manner, the breathable cotton is located at the top of the fine pore net, the breathable cotton is connected with the fine pore net, and the left side of the support is connected with the moving plate.
Preferably, the top of filter unit is provided with desulfurization subassembly, and desulfurization subassembly is located the inboard of casing, desulfurization subassembly is arranged in breaking away from sulfur dioxide in the diesel engine exhaust after will filtering, thereby catch pure carbon dioxide, desulfurization subassembly is including the baffle of setting at the supporting shoe top, the riser is installed at the top of supporting shoe, and the riser is located the right side of baffle, the extension board is installed at the top of riser, C type frame is installed at the top of extension board, and the inboard that runs through the casing in the left side of extension board and C type frame passes through fixed part and casing sealing connection, the inside of extension board and C type frame is inlayed and is installed asbestos net, pack there are copper granule and iron nickel mixture between extension board and the C type frame, and the baffle runs through copper granule, iron nickel mixture and the inside of two asbestos nets, copper granule and iron nickel mixture are kept off the separation by the baffle, copper granule is arranged in with the taking place reaction in the diesel engine exhaust and is generated hydrogen sulfide gaseous, iron nickel mixture is used for catalyzing and reducing this kind of nontoxic gas into sulfur, the inside mosaic of baffle is installed the trapezoidal pipe is located the top of C type frame, and the trapezoidal pipe is located the right side of extension pipe, install the inner side of extension pipe and installs the side of extension pipe and the inner cover, the side of extension pipe and the inside of the side of extension pipe is used for installing the side of extension pipe, the side cover of extension pipe and the side of extension pipe is used for setting up the side of extension pipe, the side cover of extension pipe and the side cover of extension pipe is used for setting up the inside the side cover of extension pipe, and the extension pipe is connected with the inside cover of extension pipe, and the side extension pipe is equipped with the inside extension pipe, and the extension pipe is equipped with the extension pipe.
Preferably, the pipe is installed at the top of holding vessel, and centrifugal compressor is installed at the top of pipe, and centrifugal compressor's left side runs through and installs the branch pipe, and the branch pipe runs through the inside of casing, and the outside of holding vessel is provided with cooling module, and cooling module is used for providing cryogenic storage environment with compressing into liquid carbon dioxide, and cooling module is including setting up the spiral pipe in the holding vessel outside, and the fishplate bar is installed on the right side of spiral pipe, and the fishplate bar is connected with the casing, and install U type pipe in the right side run through of spiral pipe, and the back winding that the U type pipe runs through the shell is in the outside of L pipe, and the water pump is installed on the top of U type pipe, and the return bend is installed in the top run through of water pump.
Preferably, the top of spiral pipe runs through and installs the stay tube, spiral pipe and stay tube are used for providing the back of circulation passageway stay tube for liquid nitrogen and run through and install the gate valve, and fluorosilicone rubber is inlayed in the outside of holding vessel, and fluorosilicone rubber utilizes self to have temperature resistance and soft elastic nature and is used for laminating the inboard of spiral pipe, increases the cooling area, and the baffle has been inlayed to the bottom of holding vessel, and the baffle is used for keeping out liquid carbon dioxide and runs off from the opening part of holding vessel, and the pull ring is installed to the one side that the holding vessel was kept away from to the baffle, and the rubber pad is installed to the one side that the baffle is close to the holding vessel, and the rubber pad has sealed effect, and two bolts are run through the screw thread in the inside of baffle.
Preferably, the storage method of the carbon dioxide capturing and storing device is as follows:
step S1, step S, a worker connects a water inlet pipe with an external pipeline through a flange joint, enables cooling liquid to enter the inner side of a cooling assembly through the external pipeline and the inner side of the water inlet pipe for storage, stops conveying the cooling liquid after a period of time, and then extrudes a sealing ring through a flange plate to be connected with a tail gas exhaust port of a diesel engine, enables tail gas of the diesel engine to enter the inner side of an L pipe through the exhaust port, absorbs heat generated by the tail gas through the cooling assembly by the cooling liquid, and therefore the tail gas of the diesel engine achieves a cooling effect;
s2, when tail gas is continuously input into the inner side of the L pipe, the cooling liquid continuously absorbs heat until the temperature of the tail gas is increased to generate hot gas, so that the rubber sleeve expands and extrudes the warning lamp in the warning unit, the warning lamp flashes to warn a worker that the cooling liquid needs to be replaced, after the worker is warned, the worker turns on an opening of the water outlet pipe to discharge the cooling liquid with overhigh temperature, and then new cooling liquid is filled, and at the moment, the rubber sleeve cannot extrude the switch to start the warning lamp, so that the warning lamp is extinguished;
step S3, when the cooled tail gas flows to the inner side of the shell, the tail gas enters the inner side of the shell and then is filtered through the through net, then the fine particles in the tail gas are filtered through the fine mesh net, meanwhile, impurities in the tail gas are filtered through the air-permeable cotton, meanwhile, the vibration machine is started, the vibration machine drives the vibration plate to vibrate, the vibration plate drives the support to vibrate through the expansion and contraction of the spring and the spring, the support drives the through net, the fine mesh net and the air-permeable cotton to vibrate together, and therefore impurities and dirt remained on the inner side of the filtering assembly are vibrated and shed;
S4, enabling the filtered tail gas to enter the inner side of copper particles through an asbestos screen, enabling sulfur dioxide in the tail gas to chemically react with copper to obtain hydrogen sulfide, enabling the hydrogen sulfide and the filtered tail gas to flow upwards through another layer of asbestos screen, starting a fan at the moment, enabling the hydrogen sulfide on the left side of a baffle plate and the filtered tail gas to be sent to the inner side of a shell through the inner sides of a trapezoid pipe, a connecting pipe, a square box and a folded pipe, enabling the hydrogen sulfide and the filtered tail gas to enter an iron-nickel mixture through the asbestos screen again, enabling the hydrogen sulfide to be in contact with the iron-nickel mixture to chemically react to generate sulfur and water, enabling the desulfurized tail gas to pass through a polymer membrane, and enabling carbon dioxide in the desulfurized tail gas to flow to the inner side of a branch pipe through the polymer membrane;
s5, enabling captured carbon dioxide to enter the inner side of a centrifugal compressor through a branch pipe, enabling the centrifugal compressor to compress gaseous carbon dioxide into liquid carbon dioxide, enabling the liquid carbon dioxide to circulate to the inner side of a storage tank through a guide pipe for storage, simultaneously opening a gate valve to enable liquid nitrogen to enter the inner side of a spiral pipe through the inner side of a supporting pipe, enabling the liquid carbon dioxide placed in the inner side of the storage tank to be cooled through fluorosilicone rubber along the inner side of the spiral pipe, enabling the liquid carbon dioxide to be conveniently stored in a low-temperature environment, enabling the liquid nitrogen to circulate to the inner side of a U-shaped pipe from the inner side of the spiral pipe, enabling the liquid nitrogen on the inner side of the U-shaped pipe to be cooled through inner side cooling liquid of a shell, and enabling the cooled liquid nitrogen to circularly cool the liquid carbon dioxide, so that the storage temperature of the liquid carbon dioxide is kept at minus ℃ all the time;
And S6, finally, when the liquid carbon dioxide is needed to be used by a worker, the bolt can be unscrewed and detached, and then the pull ring is held by the hand, so that the pull ring drives the baffle and the rubber pad to be taken out from the inner side of the storage tank together, the opening of the storage tank is opened by the baffle and the rubber pad, and the liquid carbon dioxide flows out of the storage tank to an appointed container outside.
Preferably, in the step S4, the method further includes the following steps:
step S41: the chemical reaction equation for obtaining hydrogen sulfide by catalytic reaction of sulfur dioxide in tail gas and copper is as follows:
according to the different content consumed when copper reacts with sulfur dioxide, the fixing effect of the fixing part and the shell is released at intervals, so that the support plate and the C-shaped frame on the left side of the partition plate are moved out of the left opening of the shell, and the reacted copper is replaced, so that the next use is convenient;
the chemical reaction equation for generating sulfur and water by catalytic reduction reaction of hydrogen sulfide in contact with the iron-nickel mixture is as follows:
step S42: the polymer membrane is used for preventing larger gas molecules in the desulfurized tail gas, and relatively smaller carbon dioxide molecules pass through the polymer membrane so as to effectively separate and capture carbon dioxide from the desulfurized mixed gas.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the refrigerating assembly is arranged, the carbon dioxide capturing and storing device is firstly connected with the exhaust port of the diesel engine through the flange plate, then the cooling liquid is poured into the inner side of the cooling assembly in the refrigerating assembly for storage, so that the tail gas of the diesel engine is cooled through the cooling assembly to achieve the cooling effect, and meanwhile, the cooling assembly alerts the staff to replace the used cooling liquid at any time through the warning module in the refrigerating assembly, so that the refrigerating effect is ensured.
2. According to the invention, the filter assembly is arranged, when the cooled diesel engine tail gas passes through the inner side of the ash filtering assembly in the filter assembly, impurities and particles in the tail gas are filtered by the ash filtering assembly, and then the residual impurities on the inner side of the ash filtering assembly are vibrated by the vibration assembly in the filter assembly, so that the phenomenon that sundries block the pores of the ash filtering assembly to influence the next filtration is avoided.
3. According to the invention, the desulfurization component is arranged, the filtered tail gas is subjected to catalytic reaction with copper to generate hydrogen sulfide, then the hydrogen sulfide and the iron nickel are subjected to reduction reaction to generate sulfur, the sulfur is nontoxic and harmless gas, the sulfur can be directly discharged to the outside, and then the carbon dioxide in the desulfurized tail gas is separated from other mixed gases through the polymer membrane in the desulfurization component, so that the carbon dioxide can be conveniently captured.
4. According to the invention, the cooling component is arranged, and when the captured gaseous carbon dioxide is compressed into liquid carbon dioxide through the centrifugal compressor, the liquid carbon dioxide is cooled through the cooling component, so that the storage temperature of the carbon dioxide is in a low-temperature environment, and the carbon dioxide is convenient to store.
Drawings
FIG. 1 is an isometric view of the present invention;
FIG. 2 is a schematic view of the housing structure of the present invention;
FIG. 3 is a schematic diagram of an alarm unit of the present invention;
FIG. 4 is a schematic view of a housing structure according to the present invention;
FIG. 5 is a schematic view of a filter assembly according to the present invention;
FIG. 6 is a schematic view of a vibrator according to the present invention;
FIG. 7 is a schematic view of the desulfurization module of the present invention;
FIG. 8 is a schematic top view of a connecting tube according to the present invention;
FIG. 9 is a schematic diagram of a storage tank according to the present invention;
FIG. 10 is a schematic diagram of a warning module according to the present invention;
fig. 11 is a schematic flow chart of the present invention.
In the figure: 1. a storage tank; 2. a conduit; 3. a centrifugal compressor; 4. a branch pipe; 5. a housing; 6. a support block; 7. a square groove; 8. a vibration machine; 9. a vibration plate; 10. a spring; 11. a bracket; 12. a net is connected; 13. a fine mesh net; 14. breathable cotton; 15. a second spring; 16. a partition plate; 17. a riser; 18. a support plate; 19. a C-shaped frame; 20. an asbestos mesh; 21. a polymer film; 22. a trapezoidal tube; 23. a connecting pipe; 24. a square box; 25. a blower; 26. an L pipe; 27. a housing; 28. a water inlet pipe; 29. a water outlet pipe; 30. a valve; 31. a rubber sleeve; 32. a connecting plate; 33. a supporting plate; 34. a switch; 35. a warning light; 36. a flange plate; 37. a seal ring; 38. a U-shaped tube; 39. a water pump; 40. bending the pipe; 41. a spiral tube; 42. a connecting plate; 43. supporting the pipe; 44. a gate valve; 45. fluorosilicone rubber; 46. a baffle; 47. a pull ring; 48. a bolt; 49. a rubber pad; 51. a folded tube.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. Embodiments of the present invention are intended to be within the scope of the present invention as defined by the appended claims.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc., are directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and are, for example, "connected," whether fixedly, detachably, or integrally; is a mechanical connection and also an electrical connection; is directly connected, also indirectly connected through an intermediate medium, and is the communication between the two components. The specific meaning of the above terms in the present invention is understood in detail by those of ordinary skill in the art.
Referring to fig. 1, 3 and 10, an embodiment of the present invention is provided: a device and a method for capturing and storing carbon dioxide in tail gas of a diesel engine;
the cooling device comprises a storage tank 1, wherein a refrigerating assembly is arranged on the front side of the storage tank 1 and used for reducing the temperature generated by tail gas of a diesel engine, the refrigerating assembly comprises a warning module and a cooling assembly, the warning module is used for reminding workers of the need of changing cooling liquid when the temperature of cooling liquid in the cooling assembly rises, the cooling assembly is used for reducing the temperature of the tail gas of the diesel engine, the warning module is positioned at the top of the cooling assembly and comprises a warning unit and an executing unit, the warning unit is arranged at the top of the cooling assembly and provided with a warning function, the warning unit comprises a connecting plate 32 arranged at the top of the cooling assembly, a supporting plate 33 is arranged on the back surface of the connecting plate 32, the supporting plate 33 is used for installing an electric element, a switch 34 is arranged at the bottom of the supporting plate 33, a warning lamp 35 is arranged at the top of the supporting plate 33, the executing unit is used for pressing the switch 34 to start the warning unit, the executing unit comprises a rubber sleeve 31 arranged at the top of the cooling assembly, and the rubber sleeve 31 is positioned under the switch 34, and the connecting plate 32 can provide support for the warning unit;
when the temperature of the cooling liquid at the inner side of the cooling assembly is increased to generate hot air, the inner side of the rubber sleeve 31 is filled, the rubber sleeve 31 is inflated until the switch 34 is pressed to transmit an alarm signal to an electric element under the support of the supporting plate 33, the electric element receives the alarm signal and then transmits the alarm signal to the alarm lamp 35, so that after the alarm lamp 35 is started, the alarm lamp 35 flashes light to warn a worker that the cooling liquid in the cooling assembly needs to be replaced;
When tail gas is continuously input into the inner side of the L pipe 26, the cooling liquid is enabled to continuously absorb heat, so that the temperature of the cooling liquid is increased to generate hot air to fill the inner side of the rubber sleeve 31, after a period of time, the rubber sleeve 31 is expanded until the rubber sleeve is in contact with the switch 34, the rubber sleeve is enabled to press the switch 34 to start the warning lamp 35 in the warning unit, the warning lamp 35 is enabled to flash to warn a worker that the cooling liquid needs to be replaced, after the worker is warned, the hand-held valve 30 is enabled to open an opening of the water outlet pipe 29 to discharge the cooling liquid with too high temperature, then the new cooling liquid is filled into the inner side of the shell 27 through the water inlet pipe 28, at the moment, the rubber sleeve 31 is not expanded any more, then the rubber sleeve 31 is not enabled to press the switch 34 to start the warning lamp 35, and the warning lamp 35 is enabled to be extinguished and not to flash.
Referring to fig. 2, an embodiment of the present invention is provided: a device and a method for capturing and storing carbon dioxide in tail gas of a diesel engine;
the cooling assembly comprises an L pipe 26 arranged on the front surface of a storage tank 1, the top of the L pipe 26 is connected with a connecting plate 32, a shell 27 is sleeved on the outer side of the L pipe 26, a rubber sleeve 31 penetrates through the top of the shell 27, the shell 27 is used for storing cooling liquid, a water inlet pipe 28 is arranged on the top of the shell 27 in a penetrating manner, the water inlet pipe 28 is positioned on the right side of the rubber sleeve 31, a flange joint is arranged on the top of the water inlet pipe 28, a water outlet pipe 29 is arranged on the front surface of the shell 27 in a penetrating manner, a valve 30 is arranged on the top of the water outlet pipe 29, a flange 36 is sleeved on the outer side of the L pipe 26, the flange 36 is used for being connected with an exhaust port of a diesel engine, a sealing ring 37 is sleeved on the outer side of the L pipe 26, and the sealing ring 37 is positioned on the right side of the flange 36;
The staff is connected with external pipeline through the flange joint with inlet tube 28, make the coolant liquid deposit through the inboard entering shell 27 of external pipeline and the inboard of inlet tube 28, after a period of time, make the coolant liquid stop carrying the coolant liquid after submerged the outside of L pipe 26, the staff utilizes the fixed part to extrude sealing washer 37 through ring flange 36 and is connected with the tail gas vent of diesel engine this moment, make diesel engine tail gas get into the inboard of L pipe 26 through the gas vent, when making diesel engine tail gas pass through the inboard of L pipe 26, because the heat that the tail gas produced is absorbed by the coolant liquid, therefore make the temperature of diesel engine tail gas reduce to normal atmospheric temperature.
Referring to fig. 4, 5 and 6, an embodiment of the present invention is provided: a device and a method for capturing and storing carbon dioxide in tail gas of a diesel engine;
the filter assembly is arranged on the left side of the storage tank 1 and is connected with the top of an L pipe 26 of a cooling assembly in a refrigerating assembly, the filter assembly is used for conveniently filtering impurities and particles in tail gas of a diesel engine, the filter assembly comprises a vibration assembly and an ash filtering assembly, the ash filtering assembly is used for conveniently filtering dust particles in tail gas of the diesel engine, the vibration assembly is used for vibrating the ash filtering assembly so that residual dust in pores of the ash filtering assembly is vibrated to fall, the vibration assembly is positioned on the right side of the ash filtering assembly, the vibration assembly comprises a shell 5 arranged on the left side of the storage tank 1, a branch pipe 4 penetrates through the right side of the shell 5, a supporting block 6 is arranged on the right side inner wall of the shell 5, a square groove 7 is formed in the inner side of the supporting block 6, a vibrating machine 8 is arranged in the inner side of the square groove 7, a vibrating plate 9 is sleeved on the outer side of the vibrating machine 8 and penetrates through the inner side of the supporting block 6 through a sealing pad, the top of the vibration plate 9 is provided with a spring 10, the left side of the support block 6 is provided with a movable plate, the outer side of the movable plate is sleeved with a rubber ring, the rubber ring is used for sealing, the left side of the movable plate is provided with a second spring 15, one end of the second spring 15 is connected with the inner wall of the shell 5, the ash filtering component comprises a support 11 arranged at the left side of the support block 6, the support 11 is connected with the vibration plate 9, a through net 12 is embedded in the support 11, a pore net 13 is embedded in the support 11, the pore net 13 is arranged at the top of the through net 12, pores of the pore net 13 are smaller than the pore diameter of the through net 12, finer impurities can be filtered, air-permeable cotton 14 is embedded in the support 11, the air-permeable cotton 14 is arranged at the top of the pore net 13, the air-permeable cotton 14 is connected with the pore net 13, the left side of the support 11 is connected with the movable plate, the support block 6 can provide a set space for the square groove 7, the square groove 7 can provide an installation space for the vibrating machine 8, can provide a vibrating space for the vibrating plate 9 and can provide a telescopic space for the spring (10), and the vibrating machine 8 can provide vibrating power for the vibrating plate (9);
When the diesel engine tail gas at the inner side of the L pipe 26 is cooled and then flows to the inner side of the shell 5, at the moment, after the diesel engine tail gas enters the inner side of the shell 5, larger particles in the tail gas are filtered through the through net 12, then fine particles in the tail gas are filtered through the fine pore net 13, meanwhile, impurities in the tail gas are filtered through the air-permeable cotton 14, the vibration machine 8 is started, the vibration machine 8 drives the vibration plate 9 to vibrate, the vibration plate 9 drives the spring 10 and the spring II 15 to stretch and contract, and meanwhile, the vibration plate 9 drives the support 11 to vibrate, the support 11 drives the through net 12, the fine pore net 13 and the air-permeable cotton 14 to vibrate together, impurities and dirt remained in the through net 12, the fine pore net 13 and the air-permeable cotton 14 are vibrated and shed, and impurities in the tail gas are prevented from blocking the inner sides of the through net 12, the fine pore net 13 and the air-permeable cotton 14, and impurities in the tail gas can be conveniently filtered.
Referring to fig. 7 and 8, an embodiment of the present invention is provided: a device and a method for capturing and storing carbon dioxide in tail gas of a diesel engine;
the desulfurization component is arranged at the top of the filtering component and is positioned at the inner side of the shell 5, the desulfurization component is used for separating sulfur dioxide in filtered diesel engine tail gas so as to capture pure carbon dioxide, the desulfurization component comprises a baffle 16 arranged at the top of a supporting block 6, a vertical plate 17 is arranged at the top of the supporting block 6 and positioned at the right side of the baffle 16, a supporting plate 18 is arranged at the top of the vertical plate 17, a C-shaped frame 19 is arranged at the top of the supporting plate 18, the left sides of the supporting plate 18 and the C-shaped frame 19 penetrate through the inner side of the shell 5 and are in sealing connection with the shell 5 through a fixing part, asbestos nets 20 are embedded in the supporting plate 18 and the C-shaped frame 19, copper particles and an iron-nickel mixture are filled between the supporting plate 18 and the C-shaped frame 19, the baffle 16 penetrates through the copper particles, the iron-nickel mixture and the inner parts of the two asbestos nets 20, the copper particles and the iron-nickel mixture are separated by the baffle 16, copper particles are used for reacting with sulfur dioxide in tail gas of a diesel engine to generate hydrogen sulfide gas, an iron-nickel mixture is used for catalytically reducing the hydrogen sulfide gas into sulfur, a trapezoid pipe 22 is inlaid in the partition plate 16, the trapezoid pipe 22 is positioned at the top of a C-shaped frame 19, a connecting pipe 23 is arranged at the right end of the trapezoid pipe 22, a square box 24 is arranged at one end of the connecting pipe 23, a fan 25 is arranged at the inner side of the square box 24, a folded pipe 51 is arranged at the bottom of the square box 24 in a penetrating way, one end of the folded pipe 51 penetrates through the inside of a vertical plate 17, a polymer film 21 is arranged at the right side of the partition plate 16, the polymer film 21 is connected with the inner wall of a shell 5, the polymer film 21 is used for capturing and separating carbon dioxide in mixed gas, a short pipe is arranged at the outer side of the shell 5 in a penetrating way, the short pipe is used for providing a discharge channel for the mixed gas and water after capturing the carbon dioxide, the outside of the short pipe is sleeved with a baffle cover through threads, the baffle cover is used for covering one end opening of the short pipe, and the vertical plate 17 can provide an embedding space for the trapezoid pipe 22;
When the filtered tail gas enters the inner side of copper particles through the asbestos net 20 under the support of the baffle 16, sulfur dioxide in the tail gas and copper are subjected to chemical reaction to obtain hydrogen sulfide, the hydrogen sulfide and the filtered tail gas flow upwards through the other asbestos net 20, a fan 25 is started, the hydrogen sulfide at the left side of the baffle 16 and the filtered tail gas enter the inner side of the square box 24 through the inner sides of the trapezoid pipe 22 and the connecting pipe 23, the hydrogen sulfide at the inner side of the square box 24 and the filtered tail gas enter the inner side of the shell 5 again through the inner side of the folded pipe 51, the hydrogen sulfide and the filtered tail gas enter the iron-nickel mixture through the asbestos net 20 again, the hydrogen sulfide and the iron-nickel mixture are subjected to chemical reaction to generate sulfur and water, sulfur is nontoxic gas at the moment and can be discharged into the atmosphere, and then the desulfurized tail gas passes through the polymer film 21, so that the desulfurized carbon dioxide passes through the polymer film 21 and flows to the inner side of the branch pipe 4;
(1) The chemical reaction equation for obtaining hydrogen sulfide by catalytic reaction of sulfur dioxide in tail gas and copper is as follows:
according to the difference of the consumed content when copper reacts with sulfur dioxide, the fixing effect of the fixing part and the shell 5 is released at intervals, so that the support plate 18 and the C-shaped frame 19 on the left side of the partition plate 16 are moved out of the left opening of the shell 5, and the reacted copper is replaced, so that the next use is convenient;
(2) The chemical reaction equation for generating sulfur and water by catalytic reduction reaction of hydrogen sulfide in contact with the iron-nickel mixture is as follows:
when the polymer membrane 21 blocks larger gas molecules in the desulfurized tail gas, relatively smaller carbon dioxide molecules pass through the polymer membrane 21, thereby effectively separating carbon dioxide from the desulfurized mixed gas.
Referring to fig. 1 and 9, an embodiment of the present invention is provided: a device and a method for capturing and storing carbon dioxide in tail gas of a diesel engine;
the device comprises a storage tank 1, a conduit 2 is arranged at the top of the storage tank 1, a centrifugal compressor 3 is arranged at the top of the conduit 2, a branch pipe 4 is arranged at the left side of the centrifugal compressor 3 in a penetrating way, the branch pipe 4 penetrates through the inside of a shell 5, a cooling component is arranged at the outer side of the storage tank 1 and used for providing a low-temperature storage environment for compressed liquid carbon dioxide, the cooling component comprises a spiral pipe 41 arranged at the outer side of the storage tank 1, a connecting plate 42 is arranged at the right side of the spiral pipe 41, the connecting plate 42 is connected with the shell 5, a U-shaped pipe 38 is arranged at the right side of the spiral pipe 41 in a penetrating way, the U-shaped pipe 38 penetrates through the back surface of a shell 27 and is wound at the outer side of the L-shaped pipe 26, a water pump 39 is arranged at the top end of the U-shaped pipe 38, a bent pipe 40 is arranged at the top of the water pump 39 in a penetrating way, the top of the spiral tube 41 is provided with a supporting tube 43 in a penetrating mode, the spiral tube 41 and the supporting tube 43 are used for providing a circulating channel for liquid nitrogen, the back of the supporting tube 43 is provided with a gate valve 44 in a penetrating mode, the outer side of the storage tank 1 is embedded with fluorosilicone rubber 45, the fluorosilicone rubber 45 is used for being attached to the inner side of the spiral tube 41 by utilizing the temperature resistance and softness and elasticity of the fluorosilicone rubber 45, the cooling area is increased, the bottom of the storage tank 1 is embedded with a baffle 46, the baffle 46 is used for resisting loss of liquid carbon dioxide from an opening of the storage tank 1, one surface of the baffle 46, far from the storage tank 1, is provided with a pull ring 47, one surface of the baffle 46, close to the storage tank 1, is provided with a rubber gasket 49, the rubber gasket 49 has a sealing effect, two bolts 48 are arranged in the inner side of the baffle 46 in a penetrating mode through threads, and the baffle 42 can provide support for the spiral tube 41;
Enabling captured carbon dioxide to enter a centrifugal compressor 3 through the inner side of a branch pipe 4, enabling the centrifugal compressor 3 to compress gaseous carbon dioxide into liquid, enabling the liquid carbon dioxide to flow to the inner side of a storage tank 1 through a guide pipe 2 for storage, enabling a supporting pipe 43 to be connected with an external pipeline through a flange joint, enabling a gate valve 44 to be opened, enabling the external pipeline to input liquid nitrogen to the inner side of the supporting pipe 43, enabling the liquid nitrogen to enter the inner side of a spiral pipe 41 through the inner side of the supporting pipe 43, enabling the liquid nitrogen to enter the inner side of the spiral pipe 41 after a period of time, enabling the liquid nitrogen to flow to the bottommost part of the spiral pipe 41 along the inner side of the spiral pipe 41, enabling the liquid carbon dioxide placed on the inner side of the storage tank 1 to be cooled through fluorosilicone rubber 45, enabling the liquid carbon dioxide to be conveniently stored in a low-temperature environment, enabling the liquid nitrogen to flow to the inner side of a U-shaped pipe 38 from the inner side of the spiral pipe 41, enabling the liquid nitrogen of the U-shaped pipe 38 to be cooled through an inner side cooling liquid of a shell 27, enabling the water pump 39 to be started, enabling the cooled liquid nitrogen to be pumped from the inner side of the U-shaped pipe 38 to the inner side of the spiral pipe 41 to cool for recycling;
finally, when the liquid carbon dioxide is needed to be used by a worker, the bolt 48 can be unscrewed and detached along the threads by external force, so that the bolt 48 is separated from the storage tank 1, meanwhile, the pull ring 47 is held by hand, the pull ring 47 drives the baffle 46 and the rubber pad 49 to be taken out from the inner side of the storage tank 1 together, the baffle 46 and the rubber pad 49 are used for opening the opening of the storage tank 1, and the liquid carbon dioxide flows out of the appointed container.
Further, the storage method of the carbon dioxide capturing and storing device is as follows:
step S1, firstly, a worker connects a water inlet pipe 28 with an external pipeline through a flange joint, so that cooling liquid enters the inner side of a cooling assembly through the external pipeline and the inner side of the water inlet pipe 28 to be stored, and after a period of time, the worker stops conveying the cooling liquid, at the moment, the worker extrudes a sealing ring 37 through a flange 36 to be connected with a tail gas exhaust port of a diesel engine, so that the tail gas of the diesel engine enters the inner side of an L pipe 26 through the exhaust port, and heat generated by the tail gas is absorbed by the cooling liquid through the cooling assembly, so that the tail gas of the diesel engine achieves a cooling effect;
step S2, when tail gas is continuously input into the inner side of the L pipe 26, the cooling liquid is enabled to continuously absorb heat until the temperature of the tail gas is increased to generate hot gas, so that the rubber sleeve 31 expands and extrudes the warning lamp 35 in the warning unit, the warning lamp 35 flashes to warn a worker that the cooling liquid needs to be replaced, after the worker is warned, the handheld valve 30 opens the opening of the water outlet pipe 29 to discharge the cooling liquid with overhigh temperature, and then new cooling liquid is filled, at the moment, the rubber sleeve 31 cannot extrude the switch 34 to start the warning lamp 35, so that the warning lamp 35 is extinguished;
Step S3, when the cooled tail gas flows to the inner side of the shell 5, at the moment, the tail gas enters the inner side of the shell 5 and then filters larger particles in the tail gas through the through net 12, then filters fine particles in the tail gas through the fine pore net 13, simultaneously filters impurities in the tail gas through the air-permeable cotton 14, and simultaneously starts the vibrating machine 8 to drive the vibrating plate 9 to vibrate, the vibrating plate 9 stretches and stretches through the spring 10 and the spring II 15 to drive the support 11 to vibrate, and the support 11 drives the through net 12, the fine pore net 13 and the air-permeable cotton 14 to vibrate together, so that impurities and dirt remained on the inner side of the filtering component are vibrated and shed;
step S4, when the filtered tail gas enters the inner side of copper particles through the asbestos net 20, sulfur dioxide in the tail gas and copper react to obtain hydrogen sulfide, the hydrogen sulfide and the filtered tail gas flow upwards through the other asbestos net 20, at the moment, a fan 25 is started, the hydrogen sulfide on the left side of the partition plate 16 and the filtered tail gas are pumped to the inner side of the shell 5 through the trapezoid pipe 22, the connecting pipe 23, the square box 24 and the inner side of the folding pipe 51, at the moment, the hydrogen sulfide and the filtered tail gas enter the iron-nickel mixture through the asbestos net 20 again, the hydrogen sulfide and the iron-nickel mixture are contacted to generate chemical reaction to generate sulfur and water, and then the desulfurized tail gas passes through the polymer film 21, so that carbon dioxide in the desulfurized tail gas flows to the inner side of the branch pipe 4 through the polymer film 21;
S5, enabling captured carbon dioxide to enter the inner side of the centrifugal compressor 3 through the branch pipe 4, enabling the centrifugal compressor 3 to compress gaseous carbon dioxide into liquid carbon dioxide, enabling the liquid carbon dioxide to circulate to the inner side of the storage tank 1 through the guide pipe 2 for storage, simultaneously opening the gate valve 44 to enable liquid nitrogen to enter the inner side of the spiral pipe 41 through the inner side of the supporting pipe 43, enabling the liquid carbon dioxide placed in the inner side of the storage tank 1 to be cooled through the fluorosilicone rubber 45 along the inner side of the spiral pipe 41, enabling the liquid carbon dioxide to be conveniently stored in a low-temperature environment, enabling the liquid nitrogen to circulate to the inner side of the U-shaped pipe 38, enabling the liquid nitrogen in the inner side of the U-shaped pipe 38 to be cooled through the inner side cooling liquid of the shell 27, enabling the cooled liquid nitrogen to circularly cool the liquid carbon dioxide, and enabling the storage temperature of the liquid carbon dioxide to be kept at 80 ℃ below zero all the time;
and S6, finally, when a worker needs to use the liquid carbon dioxide, the bolt 48 can be unscrewed and detached, and then the pull ring 47 is held by hand, so that the pull ring 47 drives the baffle 46 and the rubber gasket 49 to be taken out of the inner side of the storage tank 1 together, and the baffle 46 and the rubber gasket 49 open the opening of the storage tank 1, so that the liquid carbon dioxide flows out of the appointed container.
In step S4, the method further includes the steps of:
the chemical reaction equation of the sulfur dioxide in the tail gas of the step S41:1 and copper to obtain hydrogen sulfide is as follows:
according to the difference of the consumed content when copper reacts with sulfur dioxide, the fixing effect of the fixing part and the shell 5 is released at intervals, so that the support plate 18 and the C-shaped frame 19 on the left side of the partition plate 16 are moved out of the left opening of the shell 5, and the reacted copper is replaced, so that the next use is convenient;
2 the chemical reaction equation of the catalytic reduction reaction of the hydrogen sulfide in contact with the iron-nickel mixture to generate sulfur and water is as follows:
step S42: the polymer membrane 21 is caused to block larger gas molecules in the desulfurized tail gas, and relatively smaller carbon dioxide molecules pass through the polymer membrane 21, thereby effectively separating and capturing carbon dioxide from the desulfurized mixed gas.
Working principle: before using the diesel engine tail gas carbon dioxide to catch storage device, whether need inspect diesel engine tail gas carbon dioxide and catch storage device has the problem that influences the use, when the device needs to use, the device should be connected with diesel engine gas vent through ring flange 36 earlier, make diesel engine tail gas cool off through the coolant liquid in the cooling module, simultaneously the cooling module alerts the staff and changes the coolant liquid at any time through warning module, impurity and granule in the tail gas after will cooling pass through filtration subassembly filtration tail gas again, judge whether need pass through vibration subassembly vibration to the ash filtering subassembly in the middle of the filtration, make impurity and granule on the ash filtering subassembly inboard drop, sulfur dioxide in will filtering tail gas after will filtering passes through desulfurization subassembly and reacts to produce nontoxic harmless sulfur, carbon dioxide in the tail gas after the desulfurization is caught through polymer membrane 21, then compress into liquid circulation through centrifugal compressor 3 to tank 1 with the carbon dioxide after the capture, liquid carbon dioxide in tank 1 carries out the low temperature storage through the cooling subassembly again.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims shall not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides a be used for diesel engine tail gas carbon dioxide to catch storage device which characterized in that: the diesel engine exhaust gas treatment device comprises a storage tank (1), wherein a refrigerating component is arranged on the front surface of the storage tank (1) and used for reducing the temperature generated by diesel engine exhaust gas;
the cooling assembly comprises a warning module and a cooling assembly, wherein the warning module is used for reminding workers that cooling liquid in the cooling assembly is required to be replaced when the temperature of the cooling liquid is increased, the cooling assembly is used for reducing the temperature of tail gas of a diesel engine, and the warning module is located at the top of the cooling assembly.
2. A carbon dioxide capture storage device for diesel exhaust according to claim 1, wherein: the warning module comprises a warning unit and an executing unit, wherein the warning unit is arranged at the top of the cooling assembly, the warning unit is provided with a warning function, the warning unit comprises a connecting plate (32) arranged at the top of the cooling assembly, a supporting plate (33) is arranged on the back surface of the connecting plate (32), the supporting plate (33) is used for installing an electric element, a switch (34) is arranged at the bottom of the supporting plate (33), a warning lamp (35) is arranged at the top of the supporting plate (33), the executing unit is used for pressing the switch (34) to start the warning unit, the executing unit comprises a rubber sleeve (31) arranged at the top of the cooling assembly, and the rubber sleeve (31) is positioned under the switch (34);
when the temperature of the cooling liquid at the inner side of the cooling assembly is increased to generate hot air, the inner side of the rubber sleeve (31) is filled, the rubber sleeve (31) is inflated until the switch (34) is pressed to transmit an alarm signal to an electric element under the support of the supporting plate (33), the electric element receives the alarm signal and then transmits the alarm signal to the alarm lamp (35), and after the alarm lamp (35) is started, the alarm lamp (35) flashes to light to warn a worker that the cooling liquid in the cooling assembly needs to be replaced.
3. A carbon dioxide capture storage device for diesel exhaust according to claim 1, wherein: the cooling module is including setting up in positive L pipe (26) of holding vessel (1), and the top of L pipe (26) is connected with even board (32), shell (27) are adorned in the outside of L pipe (26), and gum cover (31) run through the top of shell (27), shell (27) are used for depositing the coolant liquid, inlet tube (28) are installed in the top of shell (27) run through, and inlet tube (28) are located the right side of gum cover (31), flange joint is installed at the top of inlet tube (28), outlet pipe (29) are installed in the front of shell (27) run through, valve (30) are installed at the top of outlet pipe (29), flange (36) are adorned in the outside of L pipe (26), flange (36) are used for being connected with the gas vent of diesel engine, sealing washer (37) are adorned in the outside of L pipe (26), and sealing washer (37) are located the right side of flange (36).
4. A carbon dioxide capture storage device for diesel exhaust according to claim 3, wherein: the left side of holding vessel (1) is provided with filter subassembly, and filter subassembly is connected with the top of cooling module's in the refrigeration subassembly L pipe (26), filter subassembly conveniently filters impurity and granule in the diesel engine tail gas, filter subassembly includes vibration subassembly and ash filtering subassembly, ash filtering subassembly conveniently filters dust granule in the diesel engine tail gas, vibration subassembly is used for vibrating ash filtering subassembly, make ash filtering subassembly in hole remain dust by vibration drop, vibration subassembly is located ash filtering subassembly's right side, vibration subassembly is including setting up casing (5) in holding vessel (1) left side, and branch pipe (4) run through the right side of casing (5), branch piece (6) are installed to the right side inner wall of casing (5), square groove (7) have been seted up to the inboard of branch piece (6), vibration machine (8) are installed to the inboard of square groove (7), vibration board (9) are installed in the outside of vibration board (9) and are run through the inboard of branch piece (6) through the sealing washer, spring (10) are installed at the top of vibration board (9), the left side piece (6) is provided with the right side of moving plate, the inner wall of moving plate (15) is used for installing two rubber rings (15), and two rubber rings (15) are installed to the side.
5. The device for capturing and storing carbon dioxide in exhaust gas of a diesel engine according to claim 4, wherein: the ash filtering component comprises a support (11) arranged on the left side of the support block (6), the support (11) is connected with the vibrating plate (9), a through net (12) is embedded in the support (11), a fine pore net (13) is embedded in the support (11), the fine pore net (13) is located at the top of the through net (12), the pore diameter of the fine pore net (13) is smaller than that of the through net (12), finer impurities can be filtered, breathable cotton (14) is embedded in the support (11), the breathable cotton (14) is located at the top of the fine pore net (13), the breathable cotton (14) is connected with the fine pore net (13), and the left side of the support (11) is connected with the moving plate.
6. The device for capturing and storing carbon dioxide in exhaust gas of a diesel engine according to claim 5, wherein: the top of the filtering component is provided with a desulfurization component, the desulfurization component is positioned at the inner side of the shell (5), the desulfurization component is used for separating sulfur dioxide in filtered diesel engine tail gas, thereby capturing pure carbon dioxide, the desulfurization component comprises a baffle plate (16) arranged at the top of a support block (6), a vertical plate (17) is arranged at the top of the support block (6), the vertical plate (17) is positioned at the right side of the baffle plate (16), a support plate (18) is arranged at the top of the vertical plate (17), a C-shaped frame (19) is arranged at the top of the support plate (18), the left side of the support plate (18) and the C-shaped frame (19) penetrate through the inner side of the shell (5) and are in sealing connection with the shell (5) through a fixed part, an asbestos net (20) is embedded in the inner part of the support plate (18) and the C-shaped frame (19), copper particles and an iron nickel mixture are filled between the support plate (18) and the C-shaped frame (19), the baffle plate (16) penetrates through the inner parts of the copper particles, the iron nickel mixture and the two asbestos nets (20), the copper particles and the iron nickel mixture are separated from the copper particles and the iron nickel mixture are used for forming hydrogen sulfide particles in the hydrogen sulfide particles (22) in the inner side of the shell (16) and the hydrogen sulfide gas is used for forming a hydrogen sulfide gas mixture, and the hydrogen sulfide gas is formed in the hydrogen sulfide gas mixture, the right-hand member of trapezoid tube (22) is installed and is managed (23), square box (24) are installed to the one end of connecting pipe (23), fan (25) are installed to the inboard of square box (24), roll over type pipe (51) are installed in the bottom penetration of square box (24), and the inside of riser (17) is run through to the one end of roll over type pipe (51), polymer membrane (21) are installed on the right side of baffle (16), and polymer membrane (21) are connected with the inner wall of casing (5), polymer membrane (21) are arranged in catching and separation carbon dioxide in the mixed gas, the outside penetration of casing (5) is installed the nozzle stub, the nozzle stub is used for providing discharge passage with the mixed gas after the carbon dioxide is caught, the outside of nozzle stub is equipped with the shield through the screw thread cover, the shield is used for closing the one end opening of nozzle stub.
7. A carbon dioxide capture and storage device for diesel exhaust according to claim 2, wherein: the utility model provides a centrifugal compressor, including holding vessel (1), pipe (2) are installed at the top of holding vessel (1), centrifugal compressor (3) are installed at the top of pipe (2), branch pipe (4) are installed in penetrating way in the left side of centrifugal compressor (3), and branch pipe (4) run through the inside of casing (5), the outside of holding vessel (1) is provided with cooling module, cooling module is used for providing the storage environment of low temperature with compressing into liquid carbon dioxide, cooling module is including setting up spiral pipe (41) in holding vessel (1) outside, fishplate bar (42) are installed on the right side of spiral pipe (41), and fishplate bar (42) are connected with casing (5), U type pipe (38) are installed in penetrating way in the right side of spiral pipe (41), and U type pipe (38) are installed in penetrating way in the outside of L pipe (26) in the back winding of shell (27), water pump (39) are installed on the top of U type pipe (38), return bend (40) are installed in penetrating way in the top of water pump (39).
8. The device for capturing and storing carbon dioxide in a diesel exhaust of claim 7, wherein: the top of spiral pipe (41) is run through and is installed stay tube (43), spiral pipe (41) and stay tube (43) are used for providing the back of circulation passageway stay tube (43) for liquid nitrogen and run through and install gate valve (44), install fluoro-silicone rubber (45) in the outside of holding vessel (1), fluoro-silicone rubber (45) are used for laminating the inboard of spiral pipe (41), baffle (46) have been inlayed to the bottom of holding vessel (1), baffle (46) are used for keeping out liquid carbon dioxide and run off from the opening part of holding vessel (1), pull ring (47) are installed to the one side that holding vessel (1) were kept away from to baffle (46), rubber pad (49) are installed to the one side that baffle (46) is close to holding vessel (1), rubber pad (49) have sealed effect, two bolts (48) are installed through the screw thread penetration in the inside of baffle (46).
9. A storage method for a diesel exhaust carbon dioxide capturing storage device according to any one of claims 1 to 8, wherein the storage method of the carbon dioxide capturing storage device is as follows:
step S1, the staff connects the water inlet pipe (28) with external pipeline through the flange joint at first, make the coolant fluid enter the inboard of the cooling assembly to deposit through the inboard of external pipeline and water inlet pipe (28), stop conveying the coolant fluid after a period of time, the staff presses the seal ring (37) to connect with exhaust vent of the diesel engine through the flange (36) at this moment, make the diesel engine exhaust enter the inboard of L pipe (26) through the exhaust vent, absorb the heat that the exhaust produces by the coolant fluid through the cooling assembly, thus make the diesel engine exhaust reach the cooling effect;
s2, when tail gas is continuously input into the inner side of the L pipe (26), the cooling liquid is enabled to continuously absorb heat until the temperature of the cooling liquid is increased to generate hot gas, so that the rubber sleeve (31) expands to squeeze the warning lamp (35) in the warning unit, the warning lamp (35) flashes to warn a worker that the cooling liquid needs to be replaced, after the worker is warned, the opening of the water outlet pipe (29) is opened by the handheld valve (30) to discharge the cooling liquid with the excessively high temperature, then new cooling liquid is filled, and at the moment, the rubber sleeve (31) cannot squeeze the switch (34) to start the warning lamp (35), so that the warning lamp (35) is extinguished;
Step S3, when the cooled tail gas flows to the inner side of the shell (5), large particles in the tail gas are filtered through the through net (12) after the tail gas enters the inner side of the shell (5), then fine particles in the tail gas are filtered through the fine pore net (13), meanwhile impurities in the tail gas are filtered through the air-permeable cotton (14), meanwhile, the vibrating machine (8) is started, the vibrating machine (8) drives the vibrating plate (9) to vibrate, the vibrating plate (9) stretches and stretches through the spring (10) and the spring II (15) to drive the support (11) to vibrate, the support (11) drives the through net (12), the fine pore net (13) and the air-permeable cotton (14) to vibrate together, and therefore impurities and dirt remained on the inner side of the filtering component are vibrated and shed;
s4, enabling the filtered tail gas to enter the inner side of copper particles through the asbestos net (20), enabling sulfur dioxide in the tail gas to be subjected to chemical reaction with copper to obtain hydrogen sulfide, enabling the hydrogen sulfide and the filtered tail gas to flow upwards through the other layer of asbestos net (20), starting a fan (25), enabling the hydrogen sulfide on the left side of a partition plate (16) and the filtered tail gas to be pumped to the inner side of a shell (5) through the inner sides of a trapezoid pipe (22), a connecting pipe (23), a square box (24) and a folding pipe (51), enabling the hydrogen sulfide and the filtered tail gas to enter an iron-nickel mixture through the asbestos net (20) again, enabling the hydrogen sulfide to be subjected to chemical reaction with the iron-nickel mixture to generate sulfur and water, enabling the desulfurized tail gas to pass through a polymer film (21), and enabling carbon dioxide in the desulfurized tail gas to flow to the inner side of a branch pipe (4) through the polymer film (21);
S5, enabling captured carbon dioxide to enter the inner side of a centrifugal compressor (3) through a branch pipe (4), enabling the centrifugal compressor (3) to compress gaseous carbon dioxide into liquid carbon dioxide, enabling the liquid carbon dioxide to circulate to the inner side of a storage tank (1) through a guide pipe (2), simultaneously opening a gate valve (44) to enable liquid nitrogen to enter the inner side of a spiral pipe (41) through the inner side of a supporting pipe (43), enabling the liquid carbon dioxide placed in the inner side of the storage tank (1) to be cooled through fluorosilicone rubber (45) along the inner side of the spiral pipe (41), enabling the liquid carbon dioxide to be conveniently stored in a low-temperature environment, enabling the liquid nitrogen to circulate from the inner side of the spiral pipe (41) to the inner side of a U-shaped pipe (38), enabling the cooled liquid nitrogen to circulate and cool the liquid carbon dioxide after the liquid carbon dioxide is cooled through an inner side cooling liquid of a shell (27), and enabling the storage temperature of the liquid carbon dioxide to be kept at 80 ℃ below zero all the time;
and S6, finally, when the staff needs to use the liquid carbon dioxide, the bolt (48) can be unscrewed and detached, and then the pull ring (47) is held by hand, so that the pull ring (47) drives the baffle plate (46) and the rubber pad (49) to be taken out from the inner side of the storage tank (1), and the baffle plate (46) and the rubber pad (49) open the opening of the storage tank (1) to enable the liquid carbon dioxide to flow out into an external appointed container.
10. The storage method for a diesel exhaust carbon dioxide capture storage device of claim 9, wherein: in the step S4, the method further includes the following steps:
in the step S41, (1) the chemical reaction equation of sulfur dioxide in tail gas and copper are catalyzed to obtain hydrogen sulfide is as follows:
according to the difference of the consumed content when copper reacts with sulfur dioxide, the fixing effect of the fixing part and the shell (5) is released at intervals, so that the support plate (18) and the C-shaped frame (19) on the left side of the partition plate (16) are moved out of the left side opening of the shell (5), and the reacted copper is replaced, so that the next use is convenient;
(2) The chemical reaction equation for generating sulfur and water by catalytic reduction reaction of hydrogen sulfide in contact with the iron-nickel mixture is as follows:
step S42: the polymer film (21) is used for preventing large gas molecules in the desulfurized tail gas, and small carbon dioxide molecules pass through the polymer film (21), so that carbon dioxide is effectively separated from and captured by the desulfurized mixed gas.
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CN105888794A (en) * | 2016-05-12 | 2016-08-24 | 上海海事大学 | Device and method for achieving pollution-free emission of tail gas of liquefied natural gas marine diesel engine |
CN113164857A (en) * | 2018-10-30 | 2021-07-23 | 洛桑联邦理工学院(Epfl) | For capturing CO from internal combustion engines2Of (2) a |
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