CN209791083U - Carbon nanotube fiber filter layer gas purification and thermal power generation integrated renewable device and high-temperature flue gas purification device using same - Google Patents

Abstract

The utility model discloses a carbon nanotube fibre filtering layer gas purification and thermal power generation integration regenerating unit and use its high temperature gas cleaning device, regenerating unit includes: the device comprises a carbon nano tube fiber filter layer composite gas purification tube core, a thermal temperature difference bidirectional working device, a sensor series, a pressure regulating control device, a regeneration device, an intelligent controller, a rectification circuit and a device, a storage battery, a gas purification cylinder body, a high-temperature solid-gas mixture inlet pipeline, a purified gas outlet pipeline, a solid solution outlet and a heat insulation layer, and an integrated structure is formed; the outer layer of the carbon nano tube fiber filtering layer composite gas purifying tube core is a carbon nano tube fiber filtering layer, and the carbon nano tube fiber filtering layer, the transition layer and the supporting layer form a hollow structure; features having a gradient in pore size; the utility model discloses homogeneous pottery and ordinary ceramic separation membrane face the not easily controllable problem of aperture distribution, the filter speed is low, life is lower and thermal shock resistance is not high in high temperature gas purifies can be overcome to the device, and its gas purification efficiency obtains improving, can also retrieve waste heat power generation.

Description

Carbon nanotube fiber filter layer gas purification and thermal power generation integrated renewable device and high-temperature flue gas purification device using same

Technical Field

The utility model belongs to the technical field of the solid gas mixture of high temperature purifies, relate to solid gas mixture of high temperature purifies and heat recovery technique, more specifically relate to a carbon nanotube fiber filter bed gas purification and thermal power generation integration renewable device.

Background

With the rapid development of the industry, a large amount of harmful industrial waste is discharged in the form of solid-gas mixture, so that the environmental pollution is caused; the rapid development of urban automobiles not only causes congestion to urban traffic, but also causes the emission of a large amount of solid-gas mixtures; these not only seriously affect people's mental health, but also severely restrict the further development of urban construction and industry. The smoke dust discharged by thermal power plants and industrial boilers around the world every year is large, the smoke dust contains a plurality of fine impurity particles and harmful chemical substances, and the direct discharge of the high-temperature dust-containing gas can cause serious environmental pollution and unnecessary waste of a large amount of heat energy. For various advanced coal-fired power generation systems, gas purification under high-temperature conditions is required in order to achieve high efficiency and environmental protection. Therefore, the research on the purification technology and the device of the high-temperature dust-containing gas has very important significance for environmental protection, energy conservation and realization of social sustainable development.

At present, the high-temperature ceramic filtering technology is developed rapidly as an important technology for purifying solid-gas mixtures. However, homogeneous porous ceramic and common ceramic separation membranes both face the problems of low thermal shock resistance and low filtration rate in high-temperature gas purification. The filtration speed of homogeneous porous ceramic almost reaches the extent that industrial application cannot be tolerated, the common ceramic separation membrane also has the problem that the porosity of the separation membrane is generally low, the filtration speed still cannot meet the requirements of industrial application, and the thermal shock resistance of the common ceramic separation membrane cannot meet the working conditions of rapid cooling and rapid heating brought by high-temperature gas filtration and back blowing, so that the development of a high-temperature filtration material with better thermal shock resistance and higher filtration speed is required.

At present, how to further improve the purification efficiency of high temperature solid-gas mixture, how to further improve the regeneration performance of high temperature solid-gas mixture purifier, how to collect the heat in the purification process of high temperature solid-gas mixture and utilize, these technical problems remain to be solved.

SUMMERY OF THE UTILITY MODEL

To the present series of problems that exist at high temperature solid gas mixture purification and heat recovery technical development, the utility model provides a carbon nanotube fiber filtering layer gas purification and thermal power generation integration can regeneration device to reach each item performance index that optimizes promotion high temperature solid gas mixture purification and heat recovery.

the utility model discloses a carbon nanotube fibre filtering layer gas purification and thermal power generation integration renewable device's concrete technical scheme of realization includes: the device comprises a carbon nano tube fiber filter layer composite gas purification tube core, a thermal temperature difference bidirectional working device, a sensor series, a pressure regulating control device, a regeneration device, an intelligent controller, a rectification circuit and a device, a storage battery, a gas purification cylinder body, a high-temperature solid-gas mixture inlet pipeline, a purified gas outlet pipeline, a solid solution outlet and a heat insulation layer; the carbon nano tube fiber filter layer composite gas purification pipe core is assembled in the gas purification cylinder body; the thermal differential temperature bidirectional working device comprises: the semiconductor thermal temperature difference device, the heat dissipation device and the graphene heat conduction layer; the hot end of the semiconductor thermal temperature difference device is connected with one end of the graphene heat conduction layer; the other end of the graphene heat conduction layer is connected with the outer side of the gas purification cylinder body; the cold end of the semiconductor thermal temperature difference device is connected with a heat dissipation device; the upper end of the gas purification cylinder body is provided with a heat insulation layer; the lower end of the gas purification cylinder body is provided with a controllable pressure-regulating heat-insulating partition plate; the lower end of the controllable pressure-regulating heat-insulating partition plate is connected with a solid solution outlet; the high-temperature solid-gas mixture inlet pipeline and the purified gas outlet pipeline are respectively assembled at two ends or side surfaces of the gas purification cylinder body; the gas purification cylinder body is provided with the pressure regulating control device, the regeneration device and the sensor series; the sensor series is respectively assembled in the gas purification cylinder body, beside the pressure regulating control device and beside the regeneration device; the thermal temperature difference bidirectional working device is connected with the storage battery through a rectifying circuit and a device; the storage battery is respectively connected with the sensor series, the voltage regulation control device, the regeneration device and the intelligent controller and provides working electric energy; the intelligent controller, the thermal temperature difference bidirectional working device, the sensor series, the pressure regulating control device, the regeneration device, the rectification circuit and the device, the storage battery, the gas purification cylinder body, the high-temperature solid-gas mixture inlet pipeline valve, the purified gas outlet pipeline valve and the controllable pressure regulating heat insulation partition plate form an integrated structure.

In the above scheme, the carbon nanotube fiber filter layer composite gas purification pipe core comprises: the device consists of one or more carbon nano tube fiber filter layer composite gas purification tubes; the carbon nanotube fiber filter layer composite gas purification tube comprises: the carbon nano tube fiber filtering layer, the transition layer and the supporting layer are compounded to form the carbon nano tube fiber filtering layer composite gas purifying tube with a hollow structure, and the section aperture of the gas purifying tube is in gradient change; one end of the carbon nano tube fiber filter layer composite gas purification pipe is connected with a purified gas outlet pipeline through a pressure regulating device and a purified gas outlet valve, and the other end of the carbon nano tube fiber filter layer composite gas purification pipe is a closed end; the carbon nanotube fiber filter layer comprises: a carbon nanotube fiber single-layer filter screen, a carbon nanotube fiber multi-layer superposed filter screen, a carbon nanotube fiber and nano-catalyst composite filter screen; the carbon nanotube fiber and nano-catalyst composite filter screen comprises: coating a nano catalyst on the surface layer of a carbon nanotube fiber net, coating carbon nanotube fibers with the nano catalyst to prepare a filter screen, and assembling nano catalyst particles in holes of the carbon nanotube fiber filter screen; the carbon nanotube fiber multi-layer stacked filter screen comprises: the carbon nanotube/.

In the above solution, the carbon nanotube fiber filter layer includes: a carbon nanotube fiber yarn filter layer; the carbon nanotube fiber yarn filter layer comprises: multiple strands of fibers formed by a plurality of single carbon nanotubes or carbon nanotube aggregation bundle fibers by adopting a stranding process are twisted to form continuous yarns with spiral structures; the carbon nanotube fiber yarn filter layer comprises: a single-layer filter screen of carbon nanotube fiber yarns, a multi-layer superposed filter screen of carbon nanotube fiber yarns or a composite filter screen of carbon nanotube fiber yarns and a nano catalyst; the carbon nanotube fiber yarn and nano-catalyst composite filter screen comprises: coating the nano catalyst on the surface layer of the carbon nanotube fiber yarn net, coating the carbon nanotube fiber yarn with the nano catalyst to prepare a filter screen or assembling nano catalyst particles in holes of the carbon nanotube fiber yarn filter screen; the carbon nanotube fiber yarn multilayer filter screen includes: the carbon nanotube fiber yarn filter screen is formed by overlapping a plurality of layers of carbon nanotube fiber yarn filter screens with holes, and is formed by overlapping a plurality of layers of carbon nanotube fiber yarn filter screens with holes with different sizes or different composite nano catalysts.

In the above scheme, the aperture of the carbon nanotube fiber filter layer is smaller than that of the transition layer, and the aperture of the transition layer is smaller than that of the support layer; the materials of the transition layer and the support layer comprise: three-dimensional porous graphene, a porous metal material, a porous ceramic material, a porous composite material, a carbon nanotube fiber material, or a ceramic fiber material; the porous metal material includes: a wire mesh, a metal fiber mat, a sintered metal powder, or a porous metal film; the porous metal is woven into a net or paved into a felt by adopting metal filaments or fibers, and the net or the felt is laminated, compounded and pressed into the porous metal; the porous ceramic material comprises: alumina porous ceramics, silicon carbide porous ceramics or mullite porous ceramics.

In the above scheme, the transition layer and the support layer are made of three-dimensional porous graphene, and the three-dimensional porous graphene material includes: the material comprises a three-dimensional porous graphene sponge material, a three-dimensional porous graphene hydrogel material, a three-dimensional porous graphene aerogel material, a three-dimensional porous graphene foam material, a three-dimensional porous graphene composite material, a three-dimensional porous graphene oxide material or a three-dimensional porous graphene oxide composite material; the three-dimensional porous graphene composite material includes: the composite material comprises a three-dimensional porous graphene sponge composite material, a three-dimensional porous graphene hydrogel composite material, a three-dimensional porous graphene aerogel composite material or a three-dimensional porous graphene foam composite material.

in the above aspect, the pressure regulation control apparatus includes: the device comprises a pressure regulating cavity, a pressure regulating motor pump, a pressure regulating pipeline valve, a controllable pressure regulating heat insulation partition plate, a high-temperature solid-gas mixture inlet pipeline valve, a purified gas outlet valve, a controllable multi-channel valve and an air pressure buffer chamber; one end of the pressure regulating cavity is connected with the carbon nano tube fiber filtering layer composite gas purifying tube core through a pressure regulating pipeline valve; the other end of the pressure regulating cavity is connected with one end of a pressure regulating motor pump through a controllable multi-channel valve; the other end of the pressure regulating motor pump is connected with the air pressure buffer chamber; the controllable pressure-regulating heat-insulating partition plate can be opened or closed under the instruction of the intelligent controller; the high-temperature solid-gas mixture inlet pipeline valve is assembled on one side of the gas purification cylinder body and is connected with the high-temperature solid-gas mixture inlet pipeline; and the purified gas outlet valve is assembled at the other side of the gas purification cylinder body and is connected with the purified gas outlet pipeline.

In the above aspect, the regeneration device includes: a spraying solution nozzle series, a spraying solution storage pool, a spraying solution working pump and a high-pressure solution chamber; the spraying solution nozzle series is assembled at the upper part in the gas purification cylinder body, and the working angle of the spraying solution nozzle faces to each outer side of the carbon nano tube fiber filtering layer composite gas purification pipe; the spraying solution nozzle is connected with the high-pressure solution chamber; the high-pressure solution chamber is connected with a spraying solution working pump through a pressure regulating chamber and a controllable multi-channel valve; the leaching solution working pump is connected with the leaching solution storage tank.

In the above aspect, the sensor array includes: the system comprises a pressure sensor, a temperature sensor, an inlet solid-gas mixture sensor and an outlet gas sensor; the sensor series are respectively assembled in the gas purification cylinder body, the pressure regulating control device, the regeneration device, the high-temperature solid-gas mixture inlet pipeline and the purified gas outlet pipeline.

In the above scheme, the carbon nanotube fiber filter layer gas purification and thermal power generation integrated renewable device can be applied to: high temperature flue gases, such as: the method comprises the steps of dedusting and purifying the smoke discharged by an iron melting furnace and a Pressurized Fluidized Bed Cycle (PFBC) coal-fired boiler, purifying high-temperature coal gas of an Integrated Gasification Combined Cycle (IGCC) power generation system, filtering the high-temperature gas in a petroleum catalytic cracking device and recovering a catalyst, purifying tail gas of an automobile and a ship engine, purifying high-temperature waste gas of an incinerator, purifying high-pressure hot gas in metal industry, a calcium carbide gas furnace and nuclear waste gas treatment, purifying high-temperature smoke in glass ceramic industry, recovering precious metals and purifying high-temperature solid-gas mixtures in the control process of harmful metal particles.

The utility model discloses carbon nanotube fiber filtering layer gas purification and thermal power generation integration renewable device's working process does:

Under the instruction of the intelligent controller, the high-temperature solid-gas mixture inlet pipeline valve is opened, the high-temperature solid-gas mixture enters the gas purification cylinder body from the high-temperature solid-gas mixture inlet pipeline, and the pressure regulating control device starts to work; under the instruction of the intelligent controller, the pressure regulating motor pump starts pressure reduction work in cooperation with the controllable multi-channel valve and the pressure regulating pipeline valve, so that the hollow core of the carbon nano tube fiber filter layer composite gas purification tube assembled in the gas purification cylinder body is in a negative low-pressure working state, and the pressure in the hollow core of the carbon nano tube fiber filter layer composite gas purification tube is lower than the pressure of a high-temperature solid-gas mixture entering the gas purification cylinder body; under the action of pressure difference, the high-temperature solid-gas mixture generates pressure action on the outer wall of the composite gas purification tube with the carbon nano tube fiber filtering layer, the carbon nano tube fiber filtering layer on the outer surface prevents solid particles in the high-temperature solid-gas mixture from passing through the filtering layer, purified gas passes through the transition layer and the supporting layer after passing through the carbon nano tube fiber filtering layer, and then is output from the purified gas outlet pipeline.

After a high-temperature solid-gas mixture enters the gas purification cylinder body from the high-temperature solid-gas mixture inlet pipeline, the temperature of the gas purification cylinder body rises, the temperature sensor transmits temperature rise information to the intelligent controller, the intelligent controller instructs the semiconductor thermal temperature difference device to enter a thermal temperature difference power generation working mode, and heat generated by high temperature of the semiconductor thermal temperature difference device is transmitted to the hot end of the semiconductor thermal temperature difference device through the graphene heat conduction layer; the cold end of the semiconductor thermal temperature difference device is connected with a heat dissipation device; under the action of the thermal temperature difference, the semiconductor thermal temperature difference device starts to generate electricity and transmits the thermal temperature difference electricity generation energy to the storage battery for storage and standby.

When the carbon nano tube fiber filter layer gas purification and thermal power generation integrated renewable device works for a certain time, the spraying regeneration work needs to be carried out; because the internal channel of the carbon nano tube fiber filter layer composite gas purification tube core is possibly blocked by solid particle impurities in a high-temperature solid-gas mixture, a filter cake layer is generated on the surface of the carbon nano tube fiber filter layer composite gas purification tube core and is thickened along with time, the filter resistance formed by a filter cake is gradually increased along with the thickening of the filter cake layer on the surface, the filter speed is reduced, the pressure in the gas purification cylinder body is increased, and a pressure sensor assembled in the gas purification cylinder body transmits pressure increase information to the intelligent controller; the intelligent controller instructs the carbon nano tube fiber filter layer gas purification and thermal power generation integrated renewable device to temporarily stop the gas purification work of the high-temperature solid-gas mixture, the high-temperature solid-gas mixture inlet pipeline valve and the purified gas outlet valve are both closed, and at the moment, the carbon nano tube fiber filter layer composite gas purification pipe core needs to be subjected to showering regeneration work. The intelligent controller instructs the regeneration device to start working, and the pressure regulating pipeline valve, the controllable pressure regulating heat insulation partition plate, the high-temperature solid-gas mixture inlet pipeline valve and the purified gas outlet valve are all in a closed state. The intelligent controller instructs the thermal temperature difference bidirectional working device to be in a reverse heating working mode; the storage battery starts to transmit working electric energy to the semiconductor thermal temperature difference device, and the temperature in the gas purification cylinder body rises; starting a leaching solution working pump to work, conveying the solution in a leaching solution storage pool into a gas purification cylinder body through a controllable multi-channel valve and a leaching solution nozzle series, soaking the carbon nanotube fiber filtering layer composite gas purification tube core by the leaching solution for a certain time, and adsorbing a filter cake layer on the surface of the carbon nanotube fiber filtering layer composite gas purification tube to start dissolving and differentiating under the condition of higher temperature; then under the instruction of an intelligent controller, a controllable pressure-regulating heat-insulating partition plate assembled at the lower end of the gas purification cylinder body is opened, and the solid particle mixture dissolved and differentiated in the gas purification cylinder body is discharged and collected through a solid solution outlet by the spraying soaking solution.

After the spraying regeneration work, the intelligent controller instructs to start high-pressure back-blowing regeneration work, the high-temperature solid-gas mixture inlet pipeline valve and the purified gas outlet valve are closed, the pressure regulating control device works, the pressure regulating valve is opened, the pressure regulating motor pump starts to perform boosting work through the controllable multi-channel valve, and the gas with the boosted pressure is conveyed into the hollow core of the carbon nano tube fiber filtering layer composite gas purification pipe through the pressure regulating valve; opening a pressure regulating valve assembled in the gas purification cylinder body, and reducing the pressure in the gas purification cylinder body in a coordinated manner, so that the outer layer pressure of the carbon nanotube fiber filter layer composite gas purification pipe is reduced; high-pressure gas enters from the hollow core of the carbon nano tube fiber filter layer composite gas purification tube and comes out from the outer layer to impact the residual filter cake layer on the outer wall of the carbon nano tube fiber filter layer composite gas purification tube, the residual filter cake layer is blown off from the surface of the outer wall of the carbon nano tube fiber filter layer composite gas purification tube in a high-pressure back blowing mode, and the residual filter cake falls into a solid solution outlet through the opened controllable pressure-regulating heat-insulating partition plate to be discharged and collected, so that the regeneration of the carbon nano tube fiber filter layer composite gas purification tube core is realized.

The utility model discloses a carbon nanotube fiber filtering layer gas purification and thermal power generation integration regenerating unit has following beneficial effect:

a. The utility model discloses a carbon nanotube fiber filtering layer is outer layer in the compound gas purification pipe of carbon nanotube fiber filtering layer, and the material of transition layer and supporting layer is three-dimensional porous graphite alkene to form the characteristic structure that has the aperture gradient change, can overcome homogeneity pottery and ordinary ceramic separation membrane face the not easily controllable problem of aperture distribution, the filter speed is low, life is lower and thermal shock resistance is not high in high-temperature gas purifies, its gas purification efficiency all obtains improving with purification quality.

b. The utility model discloses a carbon nanotube fiber filtering layer is outer layer carbon nanotube fiber filtering layer in the compound gaseous purge tube of carbon nanotube fiber filtering layer, the material of transition layer and supporting layer is three-dimensional porous graphite alkene to combine together with the hot difference in temperature device of semiconductor, because carbon nanotube fiber is the material that thermal conductivity is good with three-dimensional porous graphite alkene, can transmit the hot junction of the hot difference in temperature device of semiconductor with the high-temperature gas heat fast, can effectively utilize the high-temperature gas heat to generate electricity, high-temperature gas waste heat recovery efficiency has been improved.

c. The utility model discloses a combine together pressure regulating control device and regenerating unit, will drench and dash regeneration and high-pressure blowback regeneration and combine together to combine to utilize the collaborative work mode of heating of the poor bidirectional working ware of hot temperature, effectively improved the regeneration effect of the gaseous purification of carbon nanotube fiber filtering layer and the integrated renewable device of thermal power generation.

drawings

The invention will be further explained with reference to the drawings and examples, wherein:

FIG. 1 is a schematic structural diagram of a carbon nanotube fiber filter layer gas purification and thermal power generation integrated renewable device;

FIG. 2 is a schematic structural diagram of a carbon nanotube fiber filter layer composite gas purification tube;

Fig. 3 is a schematic cross-sectional structure diagram of a carbon nanotube fiber filter layer composite gas purification tube.

The device comprises a carbon nano tube fiber filter layer composite gas purification tube core 1, a thermal temperature difference bidirectional working device 2, an intelligent controller 4, a rectification circuit and a device 5, a storage battery 6, a gas purification cylinder 7, a high-temperature solid-gas mixture inlet pipeline 8, a purified gas outlet pipeline 9, a solid solution outlet 10, a heat insulation layer 11, a semiconductor thermal temperature difference device 12, a heat dissipation device 13, a graphene heat conduction layer 14, a controllable pressure-regulating heat insulation partition plate 15, a pressure sensor 16, a temperature sensor 17, an inlet solid-gas mixture sensor 18, an outlet gas sensor 19, a high-temperature solid-gas mixture inlet pipeline valve 20, a purified gas outlet pipeline valve 21, a carbon nano tube fiber filter layer 22, a transition layer 23, a support layer 24, a hollow structure 25, a closed end 26, a pressure-regulating cavity 27, a pressure-regulating motor pump 28, a pressure-regulating pipeline 29, a pressure-, The device comprises an air pressure buffer chamber 32, a spraying solution nozzle series 33, a spraying solution storage tank 34, a spraying solution working pump 35, a high-temperature solid-gas mixture 36, a purified gas 37 and a high-pressure solution chamber 39.

Detailed Description

in order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.

Examples are given.

The structure schematic diagram of the carbon nanotube fiber filter layer gas purification and thermal power generation integrated renewable device of the embodiment of the utility model (see figure 1); a schematic structural diagram of the carbon nanotube fiber filter layer composite gas purification tube (see fig. 2); the cross-sectional structure of the carbon nanotube fiber filter layer composite gas purification tube is schematically shown in fig. 3.

The utility model discloses carbon nanotube fibre filtering layer gas purification and thermal power generation integration renewable device (see fig. 1), include: the device comprises a carbon nano tube fiber filter layer composite gas purification tube core 1, a thermal temperature difference bidirectional working device 2, a sensor series, a pressure regulating control device, a regeneration device, an intelligent controller 4, a rectification circuit and a device 5, a storage battery 6, a gas purification cylinder body 7, a high-temperature solid-gas mixture inlet pipeline 8, a purified gas outlet pipeline 9, a solid solution outlet 10 and a heat insulation layer 11; the carbon nano tube fiber filtering layer composite gas purification tube core 1 is assembled in the gas purification cylinder body 7; the thermal differential bidirectional working machine 2 includes: the semiconductor thermal temperature difference device 12, the heat dissipation device 13 and the graphene heat conduction layer 14; the hot end of the semiconductor thermal temperature difference device 13 is connected with one end of the graphene heat conduction layer 14; the other end of the graphene heat conduction layer 14 is connected with the outer side of the gas purification cylinder 7; the cold end of the semiconductor thermal temperature difference device 13 is connected with the heat dissipation device 13; the upper end of the gas purification cylinder body 7 is provided with a heat insulation layer 11; the lower end of the gas purification cylinder body 7 is provided with a controllable pressure-regulating heat-insulating partition plate 15; the lower end of the controllable pressure-regulating heat-insulating partition plate 15 is connected with the solid solution outlet 10; the high-temperature solid-gas mixture inlet pipeline 8 and the purified gas outlet pipeline 9 are respectively assembled at two ends or the side surface of the gas purification cylinder body 7; the gas purification cylinder 7 is provided with a pressure regulating control device, a regeneration device and a sensor series; the sensor series adopts a pressure sensor 16 and a temperature sensor 17 and is assembled in the gas purification cylinder body 7, an inlet solid-gas mixture sensor 18 is assembled in the high-temperature solid-gas mixture inlet pipeline 8, and an outlet gas sensor 19 is assembled in the purified gas outlet pipeline 9; the heat temperature difference bidirectional working device 2 is connected with a storage battery 6 through a rectifying circuit and a device 5; the storage battery 6 is respectively connected with the sensor series, the voltage regulation control device, the regeneration device and the intelligent controller 4 and provides working electric energy; the intelligent controller 4 is connected with the thermal temperature difference bidirectional working device 2, the sensor series, the pressure regulating control device, the regeneration device, the rectification circuit and device 5, the storage battery 6, the gas purification cylinder 7, the high-temperature solid-gas mixture inlet pipeline valve 20, the purified gas outlet pipeline valve 21 and the controllable pressure regulating heat insulation partition plate 15 to form an integrated structure.

In this embodiment: the carbon nano tube fiber filtering layer composite gas purification tube core 1 is formed by a plurality of carbon nano tube fiber filtering layer composite gas purification tubes 3; the carbon nanotube fiber filter layer composite gas purification tube 3 (see fig. 2 and 3) is a hollow structure 25 (see fig. 2) formed by compounding a carbon nanotube fiber filter layer 22, a transition layer 23 and a support layer 24, and the cross section of the hollow structure has a characteristic structure with gradient change of aperture; one end of the carbon nano tube fiber filter layer composite gas purification tube 3 is connected with a purified gas outlet pipeline 9 through a pressure regulating device, and the other end is a closed end 26; a carbon nanotube fiber filter layer 22, which is a carbon nanotube fiber yarn filter layer in this embodiment; a carbon nanotube fiber yarn filter comprising: multiple strands of fibers formed by a plurality of single carbon nanotubes or carbon nanotube aggregation bundle fibers by adopting a stranding process are twisted to form continuous yarns with spiral structures; the carbon nanotube fiber yarn filtering layer adopts a carbon nanotube fiber yarn and nano-catalyst composite filter screen; a carbon nano tube fiber yarn and nano catalyst composite filter screen is provided, which comprises: the nano catalyst is coated on the surface layer of the carbon nano tube fiber yarn net and has the function of catalyzing and decomposing solid harmful substances of solid-gas mixture. The aperture of the carbon nanotube fiber filter layer 22 is smaller than that of the transition layer 23, and the aperture of the transition layer 23 is smaller than that of the support layer 24; the materials of the transition layer 23 and the support layer 24 adopt: three-dimensional porous graphene materials.

Pressure regulating controlling means includes: the device comprises a pressure regulating cavity 27, a pressure regulating motor pump 28, a pressure regulating pipeline 29, a pressure regulating pipeline valve 30, a controllable pressure regulating heat insulation partition plate 15, a high-temperature solid-gas mixture inlet pipeline valve 20, a purified gas outlet pipeline valve 21, a controllable multi-channel valve 31 and an air pressure buffer chamber 32; one end of the pressure regulating chamber 27 is connected with the carbon nano tube fiber filtering layer composite gas purifying tube core 1 through a pressure regulating pipeline valve 30; the other end of the pressure regulating chamber 27 is connected with one end of a pressure regulating motor pump 28 through a controllable multi-channel valve 31; the other end of the pressure regulating motor pump 28 is connected with an air pressure buffer chamber 32; the controllable pressure-regulating heat-insulating partition plate 15 can be opened or closed under the instruction of the intelligent controller 4; the high-temperature solid-gas mixture inlet pipeline valve 20 is assembled at one side of the gas purification cylinder body 7 and is connected with the high-temperature solid-gas mixture inlet pipeline 8; a purge gas outlet conduit valve 21 is fitted to the other side of the gas purge cylinder 7 and connected to the purge gas outlet conduit 9.

A reproduction apparatus comprising: a spraying solution nozzle series 33, a spraying solution storage pool 34, a spraying solution working pump 35 and a high-pressure solution chamber 39; the showering solution nozzle 33 series is assembled at the upper part in the gas purification cylinder 7, and the working angle of the showering solution nozzle 33 faces to each outer side of the carbon nano tube fiber filtering layer composite gas purification tube 3; the spraying solution nozzle 33 is connected with the high-pressure solution chamber 39; the high-pressure solution chamber 39 is connected with a spraying solution working pump 35 (see figure 1) through the pressure regulating chamber 27 and the controllable multi-channel valve 31; the leaching solution working pump 35 is connected with the leaching solution storage tank 34.

The embodiment of the utility model provides a carbon nanotube fiber filtering layer gas purification and thermal power generation integration renewable device's working process does:

Under the instruction of the intelligent controller 4, the high-temperature solid-gas mixture inlet pipeline valve 20 is opened, the high-temperature solid-gas mixture 36 enters the gas purification cylinder body 7 from the high-temperature solid-gas mixture inlet pipeline 8, and the pressure regulating control device starts to work; under the instruction of the intelligent controller 4, the pressure regulating motor pump 28 starts pressure reduction work in cooperation with the controllable multi-channel valve 31 and the pressure regulating pipeline valve 30, so that the interior of the carbon nano tube fiber filtering layer composite gas purifying tube core 1 assembled in the gas purifying cylinder body 7 is in a negative low-pressure working state, and the pressure in the carbon nano tube fiber filtering layer composite gas purifying tube core 1 is lower than the pressure generated by a high-temperature solid-gas mixture entering the gas purifying cylinder body 7; under the action of pressure difference, the high-temperature solid-gas mixture 36 generates pressure action on the outer wall of the carbon nanotube fiber filtering layer composite gas purifying tube 3, and the carbon nanotube fiber filtering layer 22 outside prevents solid particles in the high-temperature solid-gas mixture 36 from passing through the carbon nanotube fiber filtering layer 22; the cleaned gas passes through the transition layer 23 and the support layer 24 and outputs a cleaned gas 37 via a cleaned gas outlet conduit 9.

After the high-temperature solid-gas mixture 36 enters the gas purification cylinder 7 from the high-temperature solid-gas mixture inlet pipeline 8, the temperature of the gas purification cylinder 7 rises, the temperature sensor 17 transmits temperature rise information to the intelligent controller 4, the intelligent controller 4 instructs the semiconductor thermoelectric device 12 to enter a thermal temperature difference power generation working mode, and heat generated by high temperature is transmitted to the hot end of the semiconductor thermoelectric device 12 through the graphene heat conduction layer 14; the cold end of the semiconductor thermal temperature difference device 12 is connected with a heat dissipation device 13; under the action of the thermal temperature difference, the semiconductor thermal temperature difference device 12 starts to generate electricity and transmits the thermal temperature difference electricity generation energy to the storage battery 6 for storage and standby.

When the carbon nano tube fiber filter layer gas purification and thermal power generation integrated renewable device works for a certain time, the spraying regeneration work needs to be carried out; because the outer surface and the channel of the carbon nano tube fiber filter layer composite gas purification tube core 1 are possibly blocked by solid particle impurities in the high-temperature solid-gas mixture 36, the filter cake layer on the surface is thickened, the filter resistance formed by the filter cake is gradually increased along with the thickening of the filter cake layer on the surface, the filter speed is reduced, the pressure in the gas purification cylinder body 7 is increased, and the pressure sensor 16 assembled in the gas purification cylinder body 7 transmits the pressure increase information to the intelligent controller 4; the intelligent controller 4 instructs the carbon nanotube fiber filter layer gas purification and thermal power generation integrated renewable device to temporarily stop the gas purification work of the high-temperature solid-gas mixture 36, the high-temperature solid-gas mixture inlet pipeline valve 20 and the purified gas outlet pipeline valve 21 are both closed, and at this time, the carbon nanotube fiber filter layer composite gas purification pipe core 1 needs to perform the showering regeneration work. The intelligent controller 4 instructs the regeneration device to start working, and the pressure regulating pipeline valve 30 and the controllable pressure regulating heat insulation partition plate 15 are also in a closed state in a cooperative manner. The intelligent controller 4 instructs the thermal temperature difference bidirectional working device 2 to be in a thermal heating working mode; the storage battery 6 starts to transmit working electric energy to the semiconductor thermal temperature difference device 12, the thermal temperature difference bidirectional working device 2 carries out thermal heating work, and the temperature in the gas purification cylinder 7 rises; the leaching solution working pump 35 is started to work, the solution in the leaching solution storage tank 34 is conveyed into the gas purification cylinder 7 through the controllable multi-channel valve 31 and the leaching solution nozzle series 33, so that the carbon nanotube fiber filtering layer composite gas purification tube core 1 is soaked by the leaching solution with a certain temperature for a certain time, and a filter cake layer adsorbed on the surface of the carbon nanotube fiber filtering layer composite gas purification tube 3 starts to dissolve and differentiate under the condition of a higher temperature; then under the instruction of the intelligent controller 4, the controllable pressure-regulating heat-insulating partition plate 15 assembled at the lower end of the gas purification cylinder 7 is opened, and the dissolved and differentiated solid particle mixture solution in the surface layer and the cavity of the carbon nano tube fiber filtering layer composite gas purification tube 3 is discharged and collected through the solid solution outlet 10.

After the spraying regeneration operation, the intelligent controller 4 instructs to start the high-pressure back-blowing regeneration operation, the high-temperature solid-gas mixture inlet pipeline valve 20 and the purified gas outlet pipeline valve 21 are closed, the pressure regulating control device operates, the pressure regulating valve 30 is opened, the pressure regulating motor pump 28 starts to perform the pressure boosting operation through the controllable multi-channel valve 31, and the gas with the pressure boosted is conveyed into the hollow core of the carbon nano tube fiber filtering layer composite gas purification pipe 3 through the pressure regulating valve; the pressure regulating valve 30 assembled in the gas purification cylinder 7 is opened to cooperatively reduce the pressure in the gas purification cylinder 7, so that the pressure of the outer layer of the carbon nanotube fiber filter layer composite gas purification tube 3 is reduced; high-pressure gas enters from the hollow core of the carbon nano tube fiber filtering layer composite gas purification tube 3 and comes out from the outer layer to impact the residual filter cake layer on the outer wall of the carbon nano tube fiber filtering layer composite gas purification tube 3, the residual filter cake layer is blown off from the surface of the outer wall of the carbon nano tube fiber filtering layer composite gas purification tube 3 in a high-pressure back blowing mode, the residual filter cake falls into the solid solution outlet 10 through the opened controllable pressure regulating heat insulation partition plate 15 to be discharged and collected, and therefore the regeneration of the carbon nano tube fiber filtering layer composite gas purification tube core 1 is achieved.

In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.

The features of the embodiments and embodiments described herein above may be combined with each other without conflict.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (9)

1. A carbon nanotube fiber filter layer gas purification and thermal power generation integrated renewable device is characterized by comprising: the device comprises a carbon nano tube fiber filter layer composite gas purification tube core, a thermal temperature difference bidirectional working device, a sensor series, a pressure regulating control device, a regeneration device, an intelligent controller, a rectification circuit and a device, a storage battery, a gas purification cylinder body, a high-temperature solid-gas mixture inlet pipeline, a purified gas outlet pipeline, a solid solution outlet and a heat insulation layer; the carbon nano tube fiber filter layer composite gas purification pipe core is assembled in the gas purification cylinder body; the thermal differential temperature bidirectional working device comprises: the semiconductor thermal temperature difference device, the heat dissipation device and the graphene heat conduction layer; the hot end of the semiconductor thermal temperature difference device is connected with one end of the graphene heat conduction layer; the other end of the graphene heat conduction layer is connected with the outer side of the gas purification cylinder body; the cold end of the semiconductor thermal temperature difference device is connected with a heat dissipation device; the upper end of the gas purification cylinder body is provided with a heat insulation layer; the lower end of the gas purification cylinder body is provided with a controllable pressure-regulating heat-insulating partition plate; the lower end of the controllable pressure-regulating heat-insulating partition plate is connected with a solid solution outlet; the high-temperature solid-gas mixture inlet pipeline and the purified gas outlet pipeline are respectively assembled at two ends or side surfaces of the gas purification cylinder body; the gas purification cylinder body is provided with the pressure regulating control device, the regeneration device and the sensor series; the sensor series are respectively assembled in the gas purification cylinder body, the pressure regulating control device, the high-temperature solid-gas mixture inlet pipeline and the purified gas outlet pipeline; the thermal temperature difference bidirectional working device is connected with the storage battery through a rectifying circuit and a device; the storage battery is respectively connected with the sensor series, the voltage regulation control device, the regeneration device and the intelligent controller; the intelligent controller is connected with the thermal temperature difference bidirectional working device, the sensor series, the pressure regulating control device, the regeneration device, the rectification circuit and the device, the storage battery, the gas purification cylinder body, the high-temperature solid-gas mixture inlet pipeline valve, the purified gas outlet pipeline valve and the controllable pressure regulating heat insulation partition plate to form an integrated structure.

2. the integrated gas purification and thermal power generation renewable device of the carbon nanotube fiber filter of claim 1, wherein the carbon nanotube fiber filter composite gas purification tube core comprises one or more carbon nanotube fiber filter composite gas purification tubes; the carbon nano tube fiber filtering layer composite gas purifying tube wall comprises a carbon nano tube fiber filtering layer, a transition layer and a supporting layer, and the section aperture of the carbon nano tube fiber filtering layer composite gas purifying tube wall is in gradient change; one end of the carbon nano tube fiber filter layer composite gas purification tube is connected with a purified gas outlet pipeline through a pressure regulating control device and a purified gas outlet valve, and the other end of the carbon nano tube fiber filter layer composite gas purification tube is a closed end; the carbon nanotube fiber filtering layer comprises one of a carbon nanotube fiber single-layer filter screen, a carbon nanotube fiber multi-layer superposed filter screen and a carbon nanotube fiber and nano-catalyst composite filter screen; the carbon nanotube fiber and nano-catalyst composite filter screen comprises a carbon nanotube fiber screen surface layer and a nano-catalyst layer coated on the surface layer; the carbon nano tube fiber multilayer superposed filter screen is formed by superposing a plurality of layers of carbon nano tube fiber filter screens or superposed carbon nano tube fiber filter screens compounded with different nano catalysts.

3. The integrated gas purification and thermal power generation renewable device of the carbon nanotube fiber filter layer of claim 2, wherein the carbon nanotube fiber filter layer is woven from carbon nanotube fiber yarns, and the carbon nanotube fiber yarns are formed by twisting a plurality of single carbon nanotubes or carbon nanotubes bundled together and stranding the fibers into a plurality of strands to form a continuous yarn having a spiral structure.

4. The integrated gas purification and thermal power generation renewable device of the carbon nanotube fiber filter of claim 2, wherein the pore size of the carbon nanotube fiber filter is smaller than that of the transition layer, which is smaller than that of the support layer; the transition layer and the supporting layer are made of one of three-dimensional porous graphene, a porous metal material, a porous ceramic material, a porous composite material, a carbon nanotube fiber material or a ceramic fiber material; the porous metal material comprises one of a metal wire mesh, a metal fiber felt, sintered metal powder or a porous metal film; the porous ceramic material is alumina porous ceramic, silicon carbide porous ceramic or mullite porous ceramic.

5. The integrated carbon nanotube fiber filter gas purification and thermal power generation renewable device according to claim 4, wherein the three-dimensional porous graphene material is one of a three-dimensional porous graphene sponge material, a three-dimensional porous graphene hydrogel material, a three-dimensional porous graphene aerogel material, a three-dimensional porous graphene foam material, a three-dimensional porous graphene composite material, a three-dimensional porous graphene oxide material, or a three-dimensional porous graphene oxide composite material; the three-dimensional porous graphene composite material is one of a three-dimensional porous graphene sponge composite material, a three-dimensional porous graphene hydrogel composite material, a three-dimensional porous graphene aerogel composite material or a three-dimensional porous graphene foam composite material.

6. The integrated gas purification and thermal power generation renewable device of the carbon nanotube fiber filter of claim 1, wherein the pressure regulating control device comprises: the device comprises a pressure regulating cavity, a pressure regulating motor pump, a pressure regulating pipeline valve, a controllable pressure regulating heat insulation partition plate, a high-temperature solid-gas mixture inlet valve, a purified gas outlet valve, a controllable multi-channel valve and an air pressure buffer chamber; one end of the pressure regulating cavity is connected with the carbon nano tube fiber filtering layer composite gas purifying tube core through a pressure regulating pipeline valve; the other end of the pressure regulating cavity is connected with one end of a pressure regulating motor pump through a controllable multi-channel valve; the other end of the pressure regulating motor pump is connected with the air pressure buffer chamber; the controllable pressure-regulating heat-insulating partition plate is opened or closed under the instruction of the intelligent controller; the high-temperature solid-gas mixture inlet pipeline valve is assembled on one side of the gas purification cylinder body and is connected with the high-temperature solid-gas mixture inlet pipeline; and the purified gas outlet pipeline valve is assembled at the other side of the gas purification cylinder body and is connected with the purified gas outlet pipeline.

7. The integrated carbon nanotube fiber filter gas purification and thermal power generation regenerable device of claim 1, wherein the regenerable device comprises: a spraying solution nozzle series, a spraying solution storage pool, a spraying solution working pump and a high-pressure solution chamber; the spraying solution nozzle series is assembled at the upper part in the gas purification cylinder body, and the working angle of the spraying solution nozzle faces to each outer side of the carbon nano tube fiber filtering layer composite gas purification pipe; the spraying solution nozzle is connected with the high-pressure solution chamber; the high-pressure solution chamber is connected with a spraying solution working pump through a pressure regulating chamber and a controllable multi-channel valve; the leaching solution working pump is connected with the leaching solution storage tank.

8. The integrated carbon nanotube fiber filter gas purification and thermal power generation renewable device of claim 1, wherein said sensor array comprises: one or more of a pressure sensor, a temperature sensor, an inlet solid-gas mixture sensor, or an outlet gas sensor; the two pressure sensors are respectively assembled in the gas purification cylinder body and the pressure regulating control device, the temperature sensor is assembled in the gas purification cylinder body, and the inlet solid-gas mixture sensor and the mouth gas sensor are respectively assembled in the high-temperature solid-gas mixture inlet pipeline and the purified gas outlet pipeline.

9. the utility model provides a high temperature gas cleaning device which characterized in that: a regenerable device comprising the carbon nanotube fiber filter of any one of claims 1-8 integrated with gas purification and thermal power generation.