38results about How to "Continuous adsorption" patented technology

The invention relates to the technical field of environmental protection, particularly to a device and a method for treating waste gas containing volatile organic compounds and generated in a sprayingprocess of automobile maintenance industry. The device comprises a collecting and mixing unit, a pretreatment unit, an activated carbon adsorption and desorption unit, a catalytic combustion unit anda control unit, wherein the collecting and mixing unit, the pretreatment unit, the activated carbon adsorption and desorption unit and the catalytic combustion unit are sequentially arranged in a waste gas flowing direction. The method comprises the following steps that waste gas generated in all process links of paint mixing, spraying, leveling, drying and spray gun cleaning in the maintenance process is collected in a dispersed mode, and purification and up-to-standard emission are achieved after paint mist and particulate matter removal, mixing, pretreatment and filtration, activated carbon adsorption and desorption and catalytic combustion reaction are conducted in sequence. The method has high treatment and purification efficiency on low-concentration and large-air-volume spraying waste gas containing volatile organic compounds (VOCs) generated in the production process of the automobile maintenance industry.

The invention discloses light spherical red mud through-hole ceramsite with the air purification function. According to the technical scheme, the light spherical red mud through-hole ceramsite is characterized by being prepared from attapulgite argil powder, red mud, activated clay waste residues, white carbon black, activated aluminum oxide, sodium aluminate, hollow microspheres, sodium dodecyl sulfate, scrubbable attapulgite photocatalyst spraying liquid and the like which have the air purification function; the ingredients are subjected to stirring, extrusion granulating, drying, calcining, heat preserving, screening, soaking, drying, screening, sealing and packaging, and then the light spherical red mud through-hole ceramsite with the air purification function is obtained. The light spherical red mud through-hole ceramsite with the air purification function has the advantages of being large in specific surface area, low in stacking density, high in moisture rate, excellent in adsorption performance, light, high in intensity and capable of integrating micropores and macropores, and is suitable for being placed in a room, a furniture cabinet, a vehicle, an airplane, a ship or other buildings to adsorb and degrade contaminants such as formaldehyde, ammonia, benzene and TVOC, so that the purpose of purifying air is achieved.

The invention discloses a macroporous resin adsorption plant of a liquid-solid circulating fluidized bed, including: an upstream bed; a downstream bed arranged parallel to the upstream bed connecting to a lower portion of the downstream bed via a lower circulator, and the downstream bed is provided with a butterfly valve and a liquid distributor arranged in correct order from up to down; a liquid-solid separator, which top connects with a top of the upstream bed, and which bottom connects with an upper section of the downstream bed; a feed liquid reservoir; a waste fluid storage tank; a wash trough; an eluent storage tank; a product storage tank; two pressure sensor; a conductivity meter and a computer. Compared with a fixed bed and a conventional fluidized bed, the plant of the invention has well cycling and adsorption separating condition in a practical operation process, thus is capable of achieving a continuous process of ginkgo flavone adsorption and desorption operation, as well as realizing industrialized popularization.

The invention discloses a spherical silica-gel light through-hole ceramsite with an air purification function. The technical scheme has the key points that: ingredients comprise attapulgite argil powder with an air purification function, silica gel, activated clay waste residues, white carbon black, activated aluminum oxide, sodium aluminate, calcined gypsum powder, sodium dodecyl sulfate, photocatalyst spraying liquid capable of being used for scrubbing the silica gel and the like; stirring, squeezing granulation, drying, roasting, heat preservation, screening, soaking, drying, screening and sealed packaging are carried out on the ingredients, so as to obtain the spherical silica-gel light through-hole ceramsite with the air purification function. The spherical silica-gel light through-hole ceramsite with the air purification function has the characteristics of large specific surface area, low stacking density, high rate of moisture absorption, superior adsorption performance, light weight, good strength and integrated micropores and macropores and is suitable for being placed indoors and in furniture, cupboards, vehicles, airplanes, ships or other buildings for adsorbing and degrading contaminants such as formaldehyde, ammonia, benzene, TVOC (total volatile organic compounds) and the like, so as to achieve the purpose of air purification.

The invention provides ceramic raw material suspension granulating equipment. The ceramic raw material suspension granulating equipment comprises a feeding device and a granulating suspension tower, wherein the upper part of the granulating suspension tower is of a cylinder structure, and the lower part of the granulating suspension tower is of a cone structure; an air guide groove is positioned at the boundary of the cylinder and the cone of the granulating suspension tower, and is uniformly distributed along the circumference of the cylinder; the pressure air is produced by an external high-pressure suspension fan, and the upward suspension force is produced by the air guide groove; under the action of the suspension force, the microparticles are gradually agglomerated, adsorbed, gradually balled and increased, so as to form a particulate powder; when the weight of the particle is greater than the suspension force of air flow, the particulate powder reaching the technology requirement can flow out of a material outlet. When the powder is prepared by the ceramic raw material suspension granulating equipment, the defect of high energy consumption and high cost by the existing wet powder technology for powder preparation can be overcome; the technical problems of unreasonable distribution of the powder particles, poor fluidity, and too large capacity weight of particle in the existing dry type technology are solved.

A PSA decarbonization tail gas desulfurization technology comprises the following steps: S1, carrying out pressure swing adsorption on a synthetic ammonia product; S2, discharging hydrogen sulfide andcarbon dioxide generated by desorption into a high-efficiency fine desulfurization device, and adsorbing the hydrogen sulfide in tail gas by using a high-efficiency desulfurizer; and S3, feeding thedischarged carbon dioxide into a carbon dioxide recovery device, recovering the carbon dioxide, and regenerating the desulfurizer after when the high-efficiency desulfurizer is used for a period of time and the activity is decreased. The desulfurizer is regenerated, and can be continuously supplied, so the hydrogen sulfide in the tail gas can be efficiently and stably adsorbed continuously, thereby high-purity carbon dioxide can be obtained.

The invention discloses spherical light kaolin ceramsite with an air purification function and through holes. The technical scheme mainly includes that ingredients for the spherical light kaolin ceramsite include attapulgite pottery clay powder with an air purification function, kaolin, activated argil waste residues, white carbon black, activated aluminum oxide, sodium aluminate, sodium dodecyl sulfate, kaolin photocatalyst spray liquid capable of being scrubbed and the like; the ingredients are subjected to stirring, extrusion granulation, drying, calcination, heat-insulation treatment, sieving, soaking, drying, sieving and hermetic packaging to obtain the spherical light kaolin ceramsite with the air purification function and the through holes. The spherical light kaolin ceramsite with the air purification function and the through holes has the advantages of large specific surface area, low stacking density, high moisture absorption, excellent adsorption performance, good lightweight strength and micropore and macropore integration. Besides, the spherical light kaolin ceramsite is suitable to be arranged in indoor environments, furniture and cupboards, vehicles, aircrafts, ships or other buildings, pollutants such as formaldehyde, ammonia, benzene and TVOC (total volatile organic compounds) can be adsorbed and degraded by the spherical light kaolin ceramsite, and accordingly the purpose of purifying air can be achieved.

The invention discloses a cylindrical sepiolite lightweight through-hole ceramsite with the air purification function. The ceramsite is characterized by being prepared from attapulgite clay powder with the air purification function, sepiolite clay, activated clay residue, white carbon black, activated alumina, sodium dodecyl sulfate, scrubable sepiolite photocatalyst spray solution and the like; the sepiolite lightweight through-hole ceramsite with the air purification function is prepared by stirring all raw matewrials, and then conducting extruded granulation, drying, roasting, thermal insulation, screening, drying, sieving and sealed packaging into a cylindrical shape in sequence. The cylindrical sepiolite lightweight through-hole ceramsite with the air purification function has the advantages of being large in surface area, low in bulk density, high in moisture absorption property, excellent in adsorptive property, light in weight and good in strength, and tiny holes and large holes are integrated. The ceramsite is suitable for use in indoor, furniture cabinets, vehicles, aircrafts, ships or other buildings for adsorption and degradation of such pollutants as formaldehyde, ammonia, benzene and TVOC, in order to achieve the purpose of purifying the air.

The invention belongs to the technical field of adsorption and desorption of solid adsorbent adsorption gas, aims to solve the problems of poor adsorption and desorption effects, low adsorbent utilization rate and the like in the traditional adsorption bed, and provides gas adsorption equipment for a supergravity movable adsorption bed. The adsorption gas equipment has three modes, including a fixed bed mode, a movable bed mode and a revolving bed mode. The equipment comprises an adsorption column, wherein an adsorbent is loaded in the adsorption column; the mode of the equipment is changed bychanging the flowing speed of the adsorbent in the adsorption column and the revolving speed of the adsorption column. Mode switching is performed in the same equipment, so that efficient and continuous operation is realized. By adopting the gas adsorption equipment, the utilization rate of the adsorbent can be increased greatly, the desorption regeneration time of a saturated adsorbent is shortened, a good treatment effect is achieved, the running cost is low, the service life of the adsorbent is prolonged, and the adsorption performance of the adsorption equipment is improved. The gas adsorption equipment has certain engineering practical application significance as well as energy saving and environmental protection significance.

The invention discloses a suction and solution continuous integrated type air circulation purification device for hospital and chemical environment. The air circulation purification device comprises an exhaust pipe, an air inlet pipe, a first filter screen, a second filter screen, a first fan, a second fan and a ventilation circuit, wherein one ends of each of the first fan and the second fan areconnected to the ventilation circuit, the ventilation circuit is connected to an indoor space of an application occasion, the ends, facing away from the ventilation circuit, of the first fan and the second fan are separately connected to the exhaust pipe, check valves facing the exhaust pipe are arranged among the first fan, the second fan and the exhaust pipe correspondingly, the ends, facing away from the ventilation circuit, of the first fan and the second fan is further summarized and connected to the air inlet pipe, and check valves facing away from the air inlet pipe is arranged among the first fan, the second fan and the air inlet pipe. The first fan and the second fan are axial flow fans which are adjustable in flow direction.

The invention provides a ceramic raw material suspension granulation device comprising a feeding device and a granulation suspension tower; the upper part of the granulation suspension tower is a cylinder, the lower part of the granulation suspension tower is of a cone structure, and an air guide groove is positioned at the junction of the cylinder and the cone of the granulation suspension tower;pressure air which is evenly distributed along the circumference of the cylinder and generated by an external high-pressure suspension fan passes through the air guide groove to generate upward suspension force, under the action of the suspension force, micro-particles are continuously aggregated, adsorbed and gradually pelletized to be increased to form particle powder, and when the weight of the particles is larger than the airflow suspension force, the particle powder meeting the technological requirement flows out of a discharging port. When the granulation device is used for preparing the powder, the defects of high energy consumption and high cost of a wet powder process for preparing the powder can be overcome, and the technical problems of unreasonable particle distribution, poorflowability and overlarge particle volume weight of powder prepared by a conventional dry process technology are solved.

The invention discloses light cylindrical acid-sludge through-hole ceramsite with the air purification function. According to the technical scheme, the light cylindrical acid-sludge through-hole ceramsite is characterized by being prepared from attapulgite argil powder, acid sludge, activated clay waste residues, white carbon black, activated aluminum oxide, hollow microspheres, sodium dodecyl sulfate, scrubbable attapulgite photocatalyst spraying liquid and the like which have the air purification function; the ingredients are subjected to stirring, extrusion granulating, drying, calcining, heat preserving, screening, soaking, drying, screening, sealing and packaging, and then the light cylindrical acid-sludge through-hole ceramsite with the air purification function is obtained. The light cylindrical acid-sludge through-hole ceramsite with the air purification function has the advantages of being large in specific surface area, low in stacking density, high in moisture rate, excellent in adsorption performance, light, high in intensity and capable of integrating micropores and macropores, and is suitable for being placed in a room, a furniture cabinet, a vehicle, an airplane, a ship or other buildings to adsorb and degrade contaminants such as formaldehyde, ammonia, benzene and TVOC, so that the purpose of purifying air is achieved.

The invention discloses spherical chlorite lightweight through-hole ceramsite with an air purification function. The technical scheme is characterized in that the spherical chlorite lightweight through-hole ceramsite with the air purification function is prepared from ingredients including attapulgite clay powder with an air purification function, chlorite, waste activated clay residues, white carbon black, activated aluminum oxide, sodium aluminate, lauryl sodium sulfate, a scrubbing chlorite photocatalyst spraying fluid and the like by stirring, extruding and granulating, drying, roasting, standing at the constant temperature, sieving, soaking, drying, sieving, and sealed packaging; the spherical chlorite lightweight through-hole ceramsite with the air purification function has the characteristics that the specific surface area is large, the bulk density is low, the moisture absorption rate is high, the adsorption performance is excellent, the lightweight strength is high and micropores and macropores are integrated and is suitable for being put in a room, furniture, cupboards, vehicles, planes, ships or other buildings for adsorption and degrading of formaldehyde, ammonium, benzene, TVOC (total volatile organic compound) and other pollutants to achieve the purpose of purifying air.

The invention discloses a spherical rectorite light through-hole ceramsite with an air purification function. The technical scheme has the key points that: ingredients comprise attapulgite argil powder with an air purification function, rectorite, activated clay waste residues, white carbon black, activated aluminum oxide, sodium aluminate, sodium dodecyl sulfate, photocatalyst spraying liquid capable of being used for scrubbing the rectorite and the like; stirring, squeezing granulation, drying, roasting, heat preservation, screening, soaking, drying, screening and sealed packaging are carried out on the ingredients, so as to obtain the spherical rectorite light through-hole ceramsite with the air purification function. The spherical rectorite light through-hole ceramsite with the air purification function has the characteristics of large specific surface area, low stacking density, high rate of moisture absorption, superior adsorption performance, light weight, good strength and integrated micropores and macropores and is suitable for being placed indoors and in furniture, cupboards, vehicles, airplanes, ships or other buildings for adsorbing and degrading contaminants such as formaldehyde, ammonia, benzene, TVOC (total volatile organic compounds) and the like, so as to achieve the purpose of air purification.

The invention discloses a quincuncial perlite light-weight perforated ceramsite with an air purification function. The technical scheme has the following main points: ingredients consist of attapulgite pottery clay powder with the air purification function, expanded perlite, activated clay waste residue, white carbon black, sodium aluminate, hollow micro beads, lauryl sodium sulfate, washable perlite photocatalyst spraying liquid, and the like; and the ingredients are sequentially subjected to stirring, extruding granulation, baking, roasting, thermal insulation, sieving, soaking, baking, sieving and sealed packaging to obtain the quincuncial perlite light-weight perforated ceramsite with the air purification function. The quincuncial perlite light-weight perforated ceramsite with the air purification function has the characteristics of large specific surface area, low stacking density, high hydroscopicity, excellent adsorption performance, light weight, high strength and integrated micropores and macropores, so that the quincuncial perlite light-weight perforated ceramsite is suitable for being placed in rooms, furniture, cabinets, vehicles, aircrafts, ships or other buildings for adsorbing and degrading pollutants, such as formaldehyde, ammonia, benzene and TVOC, so as to achieve the purpose of purifying air.

The invention discloses cylindrical bentonite lightweight through-hole ceramsite with an air purification function. The technical scheme is characterized in that the cylindrical bentonite lightweight through-hole ceramsite with the air purification function is prepared from ingredients including attapulgite clay powder with an air purification function, bentonite, waste activated clay residues, white carbon black, sodium aluminate, hollow microspheres, lauryl sodium sulfate, a scrubbing bentonite photocatalyst spraying fluid and the like by stirring, extruding and granulating, drying, roasting, standing at the constant temperature, sieving, soaking, drying, sieving, and sealed packaging; the cylindrical bentonite lightweight through-hole ceramsite with the air purification function has the characteristics that the specific surface area is large, the bulk density is low, the moisture absorption rate is high, the adsorption performance is excellent, the lightweight strength is high and micropores and macropores are integrated and is suitable for being put in a room, furniture, cupboards, vehicles, planes, ships or other buildings for adsorption and degrading of formaldehyde, ammonium, benzene, TVOC (total volatile organic compound) and other pollutants to achieve the purpose of purifying air.

The invention discloses quincuncial light peat ceramsite with an air purification function and through holes. The technical scheme mainly includes that ingredients for the quincuncial light peat ceramsite include attapulgite pottery clay powder with an air purification function, peat, activated argil waste residues, white carbon black, activated aluminum oxide, sodium dodecyl sulfate, attapulgite photocatalyst spray liquid capable of being scrubbed and the like; the ingredients are subjected to stirring, extrusion granulation, drying, calcination, heat-insulation treatment, sieving, soaking, drying, sieving and hermetic packaging to obtain the quincuncial light peat ceramsite with the air purification function and the through holes. The quincuncial light peat ceramsite with the air purification function and the through holes has the advantages of large specific surface area, low stacking density, high moisture absorption, excellent adsorption performance, good lightweight strength and micropore and macropore integration. Besides, the quincuncial light peat ceramsite is suitable to be arranged in indoor environments, furniture and cupboards, vehicles, aircrafts, ships or other buildings, pollutants such as formaldehyde, ammonia, benzene and TVOC (total volatile organic compounds) can be adsorbed and degraded by the quincuncial light peat ceramsite, and accordingly the purpose of purifying air can be achieved.

The invention discloses quincuncial light wollastonite ceramsite with an air purification function and through holes. The technical scheme mainly includes that ingredients for the quincuncial light wollastonite ceramsite include attapulgite pottery clay powder with an air purification function, wollastonite, activated argil waste residues, white carbon black, activated aluminum oxide, sodium aluminate, sodium dodecyl sulfate, wollastonite photocatalyst spray liquid capable of being scrubbed and the like; the ingredients are subjected to stirring, extrusion granulation, drying, calcination, heat-insulation treatment, sieving, soaking, drying, sieving and hermetic packaging to obtain the quincuncial light wollastonite ceramsite with the air purification function and the through holes. The quincuncial light wollastonite ceramsite with the air purification function and the through holes has the advantages of large specific surface area, low stacking density, high moisture absorption, excellent adsorption performance, good lightweight strength and micropore and macropore integration. Besides, the quincuncial light wollastonite ceramsite is suitable to be arranged in indoor environments, furniture and cupboards, vehicles, aircrafts, ships or other buildings, pollutants such as formaldehyde, ammonia, benzene and TVOC (total volatile organic compounds) can be adsorbed and degraded by the quincuncial light wollastonite ceramsite, and accordingly the purpose of purifying air can be achieved.

The invention discloses a gas condensate treatment method, which has simple structure and not only can recycle organics from waste gas but also can remove other stinky substances. The method includes:performing dust removal to reduce influence on waste gas treatment in later period due to the dust; then desulfurizing waste gas through a desulfurization system in order to effectively remove inorganic sulfides from the waste gas; then by means of an absorbent, absorbing the organic substances from the waste gas through circulation, thereby increasing utilization efficiency of the absorbent andmeanwhile achieving continuous adsorption on the organic substances from the waste gas; finally, performing UV treatment to photolyze the inorganic substances and other residual substances in the waste gas. The method can remove all pollutants from the waste gas cleanly and high-effectively, purification efficiency being improved.

The invention discloses gravel-shaped cassava waste lightweight ceramsite with an air purification function. According to the technical scheme, the ceramsite is characterized in that materials include attapulgite clay powder with an air purification function, cassava waste, activated clay waste residues, white carbon black, activated aluminum oxide, sodium aluminate, hollow microspheres, lauryl sodium sulfate, attapulgite photocatalyst spraying liquid capable of being scrubbed and the like; the materials are subjected to stirring, extruding and granulating, drying, breaking, screening, calcinating, heat preserving, screening, soaking, drying, screening and sealing and packaging to prepare the gravel-shaped cassava waste lightweight ceramsite with the air purification function. The gravel-shaped cassava waste lightweight ceramsite with the air purification function has the advantages of being large in specific surface area, low in accumulation density, high in lightweight strength, high in moisture rate and excellent in adsorption and purification performance; the ceramsite is suitable for being placed in rooms, furniture cabinets, vehicles, airplanes, ships or other buildings to adsorb and degrade formaldehyde, ammonia, benzene, TVOC and other pollutants so that the long-term air purification aim can be achieved.

The invention discloses a spherical wollastonite lightweight hole ceramsite with an air purification function. According to key points of the technical scheme, the ingredients are composed of attapulgite clay powder with the air purification function, wollastonite, activated white earth residues, white carbon black, activated alumina, sodium aluminate, lauryl sodium sulfate, scrubbing photocatalyst spraying solution and the like. The preparation method comprises the following steps: stirring ingredients, performing extruding granulation, drying, roasting, maintaining the temperature, screening, soaking, drying, screening, sealing, and packaging into the spherical wollastonite lightweight hole ceramsite with the air purification function. The spherical wollastonite lightweight hole ceramsite with the air purification function has the characteristics of large specific surface area, low bulk density, high moisture absorption rate, excellent absorption performance, high lightweight strength and capacity of integrating micro-pores and macropores and is applicable to being placed in rooms, furniture cabinets, vehicles, airplanes, ships or other buildings for adsorbing and degrading formaldehyde, ammonia, benzene, TVOCs (total volatile organic compounds) and other pollutants so as to achieve the aim of purifying air.

The invention discloses a quincuncial activated carbon residue light-weight perforated ceramsite with an air purification function. The technical scheme has the following main points: ingredients consist of attapulgite pottery clay powder with the air purification function, activated carbon residue, activated clay waste residue, white carbon black, activated alumina, sodium aluminate, calcined gypsum powder, expanded perlite, lauryl sodium sulfate, washable activated carbon photocatalyst spraying liquid, and the like; and the ingredients are sequentially subjected to stirring, extruding granulation, baking, roasting, thermal insulation, sieving, soaking, baking, sieving and sealed packaging to obtain the quincuncial activated carbon residue light-weight perforated ceramsite with the air purification function. The quincuncial activated carbon residue light-weight perforated ceramsite has the characteristics of large specific surface area, low stacking density, high hydroscopicity, excellent adsorption performance, light weight, high strength and integrated micropores and macropores, so that the quincuncial activated carbon residue light-weight perforated ceramsite is suitable for being placed in rooms, furniture, cabinets, vehicles, aircrafts, ships or other buildings for adsorbing and degrading pollutants, such as formaldehyde, ammonia, benzene and TVOC, so as to achieve the purpose of purifying air.

The invention discloses a quincuncial kaoline light through hole ceramsite with an air purifying function. The key point of the technical scheme is that ingredients include attapulgite argil powder with the air purifying function, kaoline, activated clay waste residue, white carbon black, activated aluminum oxide, sodium aluminate, lauryl sodium sulfate, washable kaoline photocatalyst spraying liquid and the like; and the ingredients are stirred, extruded and granulated, dried, baked, thermally insulated, screened, soaked, dried, screened and hermetically packaged to obtain the quincuncial kaoline light through hole ceramsite with the air purifying function. The quincuncial kaoline light through hole ceramsite with the air purifying function is characterized by having a large specific area, low stacking density, a high moisture rate, high adsorption performance, excellent light strength and integrated micro-pores and macro-pores. The ceramsite is suitable for being placed in a room, a furniture cabinet, a vehicle, an aircraft, a ship or other constructions, for absorbing and degrading pollutants, such as, formaldehyde, ammonia, benzene and TVOC, thereby achieving the purpose of purifying air.