1242 results about "Spray tower" patented technology

The invention relates to the technical field of spray towers, and discloses a spray tower for a tail gas treatment system, the spray tower comprises a tower body, a circulating water tank is fixedly arranged at the bottom of the tower body, a gas inlet end is fixedly arranged on the lower side wall of the tower body, a plurality of layers of pore plates are fixedly arranged in the tower body, and a filler layer is fixedly arranged above the pore plates. An air outlet end is fixedly arranged at the top end of the tower body, a filtering assembly is fixedly arranged in the circulating water tank and comprises an air inlet pipe, the top end of the air inlet pipe is fixedly connected with the top end of the tower body, and the bottom end of the air inlet pipe penetrates through the circulating water tank and is fixedly connected with a first cylinder; and a barrel II is slidably connected to the interior of the barrel I. Impurities in washing liquid are filtered through the filter screen, the cyclic utilization effect is achieved, the filter screen is backwashed through pushing force generated when filtered gas in the tower body flows, the impurities are carried and discharged through the blow-off pipe, and the automatic cleaning effect is achieved.

The invention discloses waste gas treatment equipment based on environment-friendly construction, and relates to the technical field of waste gas treatment, the waste gas treatment equipment comprises a spray tower, and further comprises a spray mechanism; the filling mechanism comprises a shell, two pore plates slidably connected to the interior of the shell and a plurality of fillers arranged at the tops of the pore plates, and a plurality of through grooves are formed in the top of the shell; the adjusting mechanism is used for driving the shell to rotate within a set angle; by continuously changing the contact angle of the filler and the gas-liquid and realizing the dynamic contact of the filler and the gas-liquid, the problem that the static filler easily forms a scaling area due to non-uniform liquid distribution is solved, the problem of liquid coverage difference caused by non-uniform spray head distribution or local blockage is solved, the space for placing the filler is increased, and the stability of the filler is improved. Then the filler is driven to turn over back and forth at the top of the pore plate, the filler rubs and collides with each other, the cleaning agent is sprayed to the filler, dirt on the filler is cleaned, and the problem that in the prior art, a filler layer needs to be removed from the interior of the spray tower to be cleaned is solved.

The invention discloses a waste gas washing spray tower with an anti-corrosion structure, and relates to the technical field of waste gas treatment.The waste gas washing spray tower comprises a tower body, a liquid storage tank formed in the tower body, a gas inlet pipe installed on the side wall of one side of the tower body and a gas outlet pipe installed at the top of the tower body; spraying assemblies are mounted in the tower body above the two filler purification assemblies, a demister is mounted on the inner wall of the tower body below the gas outlet pipe, and an anti-corrosion lining is laid on the inner wall of the tower body. By arranging the filler purification assembly, the effect that blocked filler can be automatically discharged from the rectangular grid during cleaning is achieved, manual scraping is not needed, the labor burden of workers is reduced, and the speed of taking the filler out of the spray tower is increased; and by arranging the traction mechanism, the effect that the traction rope pulls and drives the two filler purification assemblies to synchronously turn over is achieved, and simultaneous discharging of filler in the two filler purification assemblies is facilitated.

The invention discloses a waste gas treatment device for a chemical plant, and belongs to the technical field of waste gas treatment. In order to solve the problem that filler balls in a filler layer are difficult to orderly adjust in the prior art, the technical scheme is provided as follows: the device comprises a spray tower and a circulating water tank arranged at the bottom end of the spray tower, and a circulating water pump used for circulating flow of treatment liquid is mounted at the top of the circulating water tank. The waste gas treatment unit is arranged in the spray tower, and an inner sleeve in the filler layer mechanism drives a paving plate to move under the action of the driving mechanism, so that filler balls arranged in the filler layer mechanism are disturbed, the filler balls are efficiently and comprehensively rearranged in the filler layer mechanism; the adjusting piece is driven to move in the moving process of the inner sleeve, so that the hollow cover is extruded, reciprocating motion of the knocking piece is achieved under the action of the reset spring, rearrangement of the filler ball in the filler layer mechanism is assisted under the action of the knocking piece, and cleaning of impurities is accelerated.

The invention belongs to the technical field of waste gas treatment, and particularly relates to a coking waste gas treatment device which comprises a pretreatment box, an acid liquor spray tower, an alkali liquor spray tower, a condensation filter box, an adsorption box and a combustion discharge chamber, and is characterized in that a filter part I and a filter part II are arranged in the pretreatment box, and a spiral pipe is fixedly mounted in the pretreatment box; a rotary liquid spraying mechanism for preliminarily removing waste gas impurities is arranged in the pretreatment box, and an anti-blocking mechanism is arranged below the rotary liquid spraying mechanism. According to the coking waste gas treatment device, the rotary liquid spraying mechanism and the spiral pipe are arranged in the pretreatment box, and the motor drives the rotating shaft to rotate, so that water in the water sump is sprayed out through the water spraying opening and cooperates with rotation of the rotating shaft to flush waste gas impurities. Waste gas enters the spiral pipe in a spiral mode, impurities are easily thrown out under the action of centrifugal force after being condensed when meeting water, and the removal efficiency of the impurities in the waste gas is greatly improved through the filtering action of the first filtering piece and the second filtering piece.

The invention relates to the technical field of waste gas treatment, in particular to a spray tower for waste gas treatment. Comprising a spray tower, a filter plate, a pipeline and spray headers, the filter plate is mounted in the spray tower, the pipeline is arranged on the spray tower, the spray headers are mounted on the pipeline at intervals, the spray headers are located on the inner side of the spray tower, material holes are formed in the spray tower, a rotating mechanism is arranged on the filter plate, and connecting plates are arranged on the rotating mechanism at intervals. The rotating mechanism is used for driving the connecting plate to rotate, a movable plate is arranged on the connecting plate in a sliding mode, a rubber plate is connected to the movable plate, and a pulling mechanism and a reset mechanism are arranged on the connecting plate. By integrating the rotating mechanism, the connecting plate, the movable plate, the rubber plate, the pulling mechanism, the reset mechanism and other assemblies, filling materials in the spray tower can be automatically fed and discharged, automatic replacement of a filling layer in the spray tower is achieved, the replacement efficiency is improved, the requirement for manual intervention is reduced, and the labor intensity of workers is reduced. And the downtime and the labor cost are reduced.

The invention relates to the technical field of spray towers, and provides a spray washing device for chemical waste gas purification, the spray washing device comprises a tower body, a spray bin, a waste gas uniform distribution mechanism, a filler bin and a stirring mechanism, the tower body is cylindrical, the bottom of the tower body is provided with a gas supply bin, the spray bin is arranged on the tower body, the spray bin is arranged above the gas supply bin, and the stirring mechanism is arranged above the gas supply bin. The waste gas uniform distribution mechanism is fixedly connected with the tower body, the waste gas uniform distribution mechanism is arranged in the gas supply bin and the spraying bin, the waste gas uniform distribution mechanism is used for enabling waste gas to uniformly rise in the spraying bin, the multiple filler bins are arranged above the spraying bin, the filler bins are filled with filler, each filler bin is internally provided with one stirring mechanism, and the stirring mechanisms are used for stirring the waste gas uniformly in the spraying bin. By means of the technical scheme, the problem that in the prior art, an existing spraying washing device is prone to insufficient waste gas treatment is solved.

The invention discloses activated carbon adsorption and desorption catalytic combustion equipment, and belongs to the field of waste gas treatment. The activated carbon adsorption and desorption catalytic combustion equipment comprises a spray tower, a dry filter, a catalytic combustion furnace, a heat exchange mechanism, an exhaust fan and a discharge pipe, an air inlet pipe is arranged at the air inlet end of the spray tower, and a first connecting pipe is arranged between the air outlet end of the spray tower and the air inlet end of the dry filter; the air inlet end of the air exhaust fan is provided with an air exhaust pipe, and the air exhaust end of the dry filter is provided with a second connecting pipe; the first gas inlet pipe is arranged at one end of the adsorption tower, and the first gas inlet pipe is communicated with the second connecting pipe; the catalytic efficiency of desorbed organic matters is effectively improved, meanwhile, small-particle dust is effectively prevented from being attached to the main activated carbon plate to affect the adsorption effect and the desorption effect, and waste gas is effectively prevented from being exhausted into the atmosphere to pollute the air.

The present application relates to waste gas treatment technical field, specifically for a kind of foul smell tail gas treatment device for disposal of sick and dead animals, including the spray tower being arranged on rack, filter mechanism for purifying spray water being arranged inside the spray tower and flushing mechanism for washing filler ball being arranged on the rack, the spray tower includes the tower shell assembly being arranged on the rack, spray assembly being arranged inside the tower shell assembly and filling assembly for dynamically distributing filler ball being arranged inside the tower shell assembly;The present application can dynamically layout filler ball, change the flow path of tail gas upwards, increase the residence time of tail gas, increase the reaction contact surface of filler ball and tail gas, ensure that tail gas can fully react with spray water, improve the purification efficiency of tail gas, solve the technical problem that hollow ball filler in the interior of traditional spray tower is static placed, leading to lower tail gas purification efficiency.

The invention provides chemical waste gas recovery and purification treatment equipment, and relates to the technical field of waste gas treatment.The chemical waste gas recovery and purification treatment equipment comprises a spraying tower, a spraying plate is fixed to the top of the spraying tower, a flow dividing assembly is arranged at the bottom of the spraying tower, the flow dividing assembly comprises a chassis, and the chassis is rotationally installed on the spraying tower; four groups of air cylinders are arranged at the top of the base plate at equal intervals, an upper plate is arranged at the tops of the air cylinders, a water outlet is formed in the bottom, corresponding to one group of air cylinders, of the base plate, and a notch is formed in the top, corresponding to one group of air cylinders, of the upper plate. The solution flows back into the gas cylinder, the newly entering waste gas is subjected to preliminary neutralization treatment, so that the subsequent secondary neutralization treatment effect is improved, the utilization rate of the neutralization solution is increased, and the discharged waste gas is dried through the drying assembly to ensure that the subsequent activated carbon adsorption effect is not influenced.

The invention relates to the field of waste gas treatment, and discloses an asphalt smoke treatment device for highway construction, the asphalt smoke treatment device comprises a spray tower body, a filter unit and a spray unit, the filter unit and the spray unit are both located in the spray tower body, and the filter unit can intercept and filter large particles in asphalt smoke entering the spray tower body. The first filter plate mechanism and the second filter plate mechanism are arranged in the spray tower body, double interception of large particles of asphalt smoke is achieved through an interception plate A and an interception plate B, a guide rod is matched to drive an ejector rod on a blockage clearing disc to accurately penetrate through a filter hole for blockage clearing, and a rotating ring slides and rotates along with the guide rod and drives the clearing plate to scrape impurities at the bottom of the interception plate; the power driving equipment controls the filter plate to deflect to assist in impurity falling, so that the problem that the spraying effect is influenced by increased filtering resistance and non-uniform impurity distribution caused by blockage of filter holes in the background art is effectively solved, the airflow circulation efficiency is guaranteed, and stable conditions are provided for subsequent spraying purification.

The invention provides a flying dust management system for composite low-carbon construction. The flying dust management system comprises a multi-source sensing acquisition module, an edge calculation analysis module, a dynamic decision control module, a resource optimization scheduling module and a carbon emission quantitative evaluation module, the multi-source sensing acquisition module completes original data preprocessing and local calibration; the edge calculation and analysis module identifies a main pollution source and generates a concentration distribution thermodynamic diagram; the dynamic decision control module generates an optimal control strategy of the dust suppression equipment; the resource optimization scheduling module optimizes hydroelectric resource distribution, and dynamically schedules fog gun and spray tower equipment combination; and the carbon emission quantitative evaluation module calculates the net carbon emission reduction of the dust suppression measures and generates a low-carbon construction report. According to the invention, turbulence diffusion and fuzzy control are combined to realize predictive dust suppression; double-loop control of edge computing and cloud feedback is adopted, so that communication delay is reduced; and through hydroelectric constraint optimization, the carbon strength of the dust suppression system is reduced.

The dust treatment device comprises a spray tower, a filter box, an intercepting net and a spray pipe, one side of the spray tower is connected with the filter box through a communication port, the top end of one side of the filter box is provided with an air inlet channel, the intercepting net is arranged in the center of the interior of the filter box, and the spray pipe is connected with the filter box through a communication port. A lead screw is arranged at the position, on one side of the intercepting net, in the filtering box, the lead screw is sleeved with a driving block, a cleaning brush is arranged on one side of the driving block, a driving motor is fixed to the top of the filtering box, the output end of the driving motor is connected with the lead screw, and a spraying pipe is arranged at the top end of the interior of the spraying tower. And spray heads are uniformly distributed at the bottom of the spray pipe. By installing the filter box, the spray tower, the air inlet channel, the interception net, the lead screw, the driving motor, the driving block, the cleaning brush and the dust discharging pipe, the dust treatment device can automatically clean the interception net, and the replacement frequency is reduced, so that the dust treatment efficiency is improved.

The invention discloses a microbiological deodorization method, which belongs to the technical field of disinfection and deodorization, and comprises the following steps: S1, preparing a microbial preparation, S2, pre-stirring a strain combination; S3, preparing a deodorant from the prepared composite microbial preparation according to the mass; and S4, putting a prepared deodorant into an ultrasonic atomizer or a spray tower. According to the invention, the microbial preparation is creatively adopted to perform spray deodorization on the odor source, so that the deodorization efficiency is high, the effect is good, the treatment cost of the odor source and odor is effectively reduced, the overall operation difficulty is low, only the polluted area is atomized, the odor is effectively controlled before volatilization, the odor pollution spreading can be effectively controlled, and the influence on the operation environment is avoided; the microbial inoculum is non-toxic, can be naturally degraded, has no residue after deodorization, does not need additional neutralization and filtration, has higher environmental adaptability, and meets the deodorization requirements of small and medium-sized farms and small and medium-sized garbage collection stations.

The invention relates to the technical field of industrial waste gas treatment, in particular to a spray tower for industrial waste gas treatment, which comprises a bracket, a tower body mounted on the bracket, an annular gas pipe connected to the lower part of the outer wall of the tower body, gas injection pipes connected to the annular gas pipe at intervals along the circumferential direction and extending into the tower body, a gas inlet pipe connected to the annular gas pipe, and a connecting plate connected to the lower part in the tower body, a connecting plate is rotationally connected to the connecting plate through a rotating shaft, a blocking ring used for blocking the gas injection pipe is connected to the connecting plate, and a gas inlet is formed in the blocking ring. The transmission assembly can be driven by the motor to drive the rotating shaft to intermittently rotate, so that the air inlets in the blocking ring can be sequentially aligned with the four air injection pipes on the annular air pipe, the entering direction of waste gas is automatically switched, and the situation that the waste gas only concentrates at the center or one side of a filler area to flow is avoided; particulate matters in the waste gas are prevented from tending to be attached to the same position of the filler, the risk of local blockage is reduced, the effective area of an airflow channel is increased, and the waste gas treatment efficiency is improved.

The invention relates to the technical field of waste gas treatment, in particular to an atmospheric pollution waste gas purification method and system, and the purification effect is improved through concentration sequence analysis and gas-liquid efficiency fitting, dynamic adjustment of a liquid amount strategy, backtracking of a residual concentration generation evaluation window and matching of a thermal response material. According to the invention, through linkage analysis of pollutant concentration data at the outlet of the spray tower and physical parameters such as molecular polarity, spray liquid viscosity and the like, a gas-liquid contact efficiency offset evaluation mechanism based on a time sequence is established, and the ability of sensing the dynamic change of the purification performance is effectively improved. The concentration change trend is refined, so that different pollution fluctuation states are accurately divided, a multi-dimensional slope judgment method is introduced to realize classified induction of the contact efficiency trend, and scientific support is provided for subsequent liquid flow regulation and control. According to the gas-liquid efficiency change characteristics under different fluctuation sections, a dynamic adaptation strategy is set for the liquid amount adjustment direction and amplitude, and regulation and control logic highly coupled with the pollution trend is formed.

The utility model relates to the technical field of carbon dioxide capture, in particular to a device for capturing carbon dioxide by using sodium hydroxide and sodium carbonate, which comprises a spray tower, a power box, a gas outlet pipe, a gas inlet mechanism and a spray mechanism, the gas inlet mechanism is arranged on the inner bottom wall of the spray tower and used for blowing flue gas into the spray tower, and the spray mechanism is arranged in the spray tower and used for spraying a sodium hydroxide solution to the flue gas entering the spray tower. And meanwhile, the spraying effect of the sodium hydroxide solution is improved through the spraying mechanism, so that the problem of relatively low spraying efficiency in the sodium hydroxide spraying process in the related technology is solved.

The utility model discloses a packing spray tower which comprises a tower body, a gas outlet pipe is arranged at the top of the tower body, a gas inlet pipe is arranged on the side wall of the lower part of the tower body, two screen plates are fixedly arranged in the tower body, a packing layer is arranged on each screen plate, a spray component is arranged on the upper side of each packing layer, a maintenance window is arranged on one side of each spray component, and a gas inlet pipe is arranged on the side wall of the lower part of the tower body. The maintenance window is arranged on the side wall of the tower body, a window cover plate is arranged on one side of the maintenance window, when the spraying assembly is maintained, a maintainer can take down the window cover plate from the maintenance window and then take out the spraying assembly from the tower body from the maintenance window, and the maintenance window is arranged on the side wall of the tower body. And then, a maintainer can directly carry out maintenance operation on the spraying assembly outside the tower body without stretching the body into the tower body through a maintenance window, so that the maintenance of the spraying system of the filler spraying tower is more convenient.

The invention discloses multistage spraying-adsorption deep purification equipment for naphthalene sulfonic acid production tail gas, and belongs to the technical field of industrial waste gas treatment. The multistage spraying-adsorption deep purification equipment for the naphthalene sulfonic acid production tail gas comprises a spraying tower, a cyclone separator and an adsorption box which are sequentially connected, the spraying tower is sequentially provided with a conical liquid collecting tank, a dispersion plate, a filler layer and an alkali liquor spraying pipe from bottom to top, and one side of the spraying tower is provided with a tail gas inlet pipe inserted into the lower portion of the dispersion plate. According to the multi-stage spraying-adsorption deep purification equipment for the naphthalene sulfonic acid production tail gas, the multi-stage spraying, cyclone separation and adsorption technologies are combined, SO2, acid gas and organic pollutants in the naphthalene sulfonic acid production tail gas are efficiently removed, the emission of harmful substances is reduced by adopting an efficient waste gas treatment method, and the environmental pollution is reduced. Meanwhile, waste water is recycled through the waste liquid collecting pool, and the activated carbon layer subjected to silanization treatment has good hydrophobicity.

The utility model relates to the field of waste gas treatment equipment, and discloses a workpiece clamping device for metal electroplating machining, which comprises a spray tower for treating nitrogen oxide waste gas and a base fixedly mounted at the bottom of the spray tower, a waste gas inlet pipe is fixedly mounted on the left side of the spray tower, and an exhaust pipe is fixedly mounted on the top of the spray tower. A liquid storage cavity is formed in the base, a nitrogen oxide absorbent solution is stored in the liquid storage cavity, a conveying pump is fixedly installed on the outer wall of the right side of the base, a liquid suction pipe is fixedly installed at the suction end of the conveying pump, and the end, away from the conveying pump, of the liquid suction pipe extends into the liquid storage cavity; and a plurality of liquid discharge branch pipes are fixedly mounted on the liquid discharge header pipe at equal intervals. The nitrogen oxide waste gas denitrification device has the following advantages and effects that nitrogen oxide waste gas can be subjected to comprehensive and effective denitrification treatment, a nitrogen oxide absorbent solution can be fully utilized, and resource waste is reduced.

The invention relates to the technical field of non-ferrous metal dust treatment, and provides a pneumatic cyclone tower for explosive aluminum magnesium dust treatment and a dust removal method of the pneumatic cyclone tower. The spraying tower is fixedly mounted at the top of the base, and the inner wall of the center of the spraying tower is rotationally connected with a long rod; the windmill blades are fixedly mounted at the top end of the long rod, and a water sprayer is fixedly mounted on the inner wall of the spray tower. The motor drives the long rod to drive the windmill blades to rotate, the windmill blades are matched with the water sprayer to form spiral rotating airflow, and the collision fusion efficiency of dust and liquid drops is improved; the long rod synchronously drives the scraping plate to scrape dust accumulated on the tower wall, multi-stage filtration is achieved in cooperation with the filter screen, and waste water is recycled through the water return pipeline. The scheme solves the problems that existing equipment is low in dust removal efficiency and difficult to clean, and has the advantages of being efficient, low in energy consumption and easy to maintain.

The invention relates to the technical field of tail gas treatment equipment, in particular to a sulfuric acid tail gas desulfurization device and method based on linkage air volume regulation, the sulfuric acid tail gas desulfurization device comprises a spray tower main body, an upper group of flow guide pieces and a lower group of flow guide pieces are arranged in the spray tower main body, and each flow guide piece is composed of a flow equalizing layer and a flow disturbing layer arranged above the flow equalizing layer; the air inlet pipe is arranged on a barrel at the bottom of the spray tower main body; a small-sized wind driven generator is arranged in the air inlet pipe; an upper spraying assembly and a lower spraying assembly are further arranged in the spraying tower body, each spraying assembly comprises a water body synergistic ring, the water body synergistic rings are connected with external liquid medicine through pipelines, a plurality of communicating pipes are fixedly installed on the inner annular side faces of the water body synergistic rings, spraying pipes are fixedly installed at the tail ends of the communicating pipes, and spraying heads are detachably installed at the ends of the spraying pipes; a blocking plate is arranged in the spraying pipe and is adjusted through a waterproof motor and a linkage structure. The waste gas treatment device facilitates uniform and sufficient treatment of waste gas and facilitates improvement of the treatment effect.

Industrial kiln flue gas noble metal purification and resource utilization equipment and method, belong to flue gas treatment technical field. In view of the problems of low purification efficiency, difficult noble metal recovery and secondary pollution of spray liquid in prior art, the equipment is composed of spray tower and resource utilization device: the exhaust disc and multilayer rotating disc are arranged in the spray tower, the flue gas is driven to rotate by arc groove to realize preliminary dispersion, and then is dispersed again through the exhaust hole of rotating disc, and the alkaline solution or chelating agent sprayed by spray pipe is matched, the purified flue gas is filtered by activated carbon layer and discharged. The resource utilization device includes a rotatable collection box, four collection pools are arranged in the collection box to alternately receive the spray liquid, a special-shaped convex disc is driven by a driving shaft to control the periodic lifting of the lifting plate, so that the cathode rod, the anode rod and the water inlet pipe are inserted into the collection pool for electrolysis recovery, and the noble metal is attached to the surface of the cathode rod. The equipment realizes the integration of flue gas dispersion, spray adsorption and electrolysis recovery, significantly improves the noble metal recovery rate and reduces the risk of secondary pollution.

This invention relates to the field of air pollution control technology, and in particular to a spray tower for effectively purifying air pollution. The spray tower includes an air inlet fixed to the bottom of one side, a suction hood fixed to the upper surface of the spray tower, and an exhaust pipe fixed to the top of the suction hood. An anti-clogging recovery component and a spraying mechanism are installed inside the spray tower, and a collection box is fixed to one side of the spray tower corresponding to the position of the anti-clogging recovery component. This invention utilizes a spray pipe mechanism to enhance the rate of the neutralization reaction through the synchronous rotation of a rotating disk and a rotating block, and enhances the spatial separation of the two solutions through centrifugal force, reducing cross-mixing. This avoids ineffective neutralization of acid and alkali solutions and achieves continuous and efficient treatment. Combined with the anti-clogging recovery component, the activated carbon balls inside the fixed cylinder are promptly recovered and cleaned, ensuring that efficiency is not reduced due to clogging during air pollution purification, and preventing ineffective adsorption of activated carbon balls due to prolonged use.

The invention provides a continuous regeneration process of saturated adsorption waste activated carbon, and relates to the technical field of adsorbent recycling. The regeneration process comprises the following steps: sequentially carrying out cleaning, sieving, impurity removal and filter pressing on waste activated carbon to obtain pretreated waste activated carbon; carrying out drying treatment on the activated carbon, and then carrying out microwave regeneration to obtain activated and regenerated activated carbon; carrying out solid-liquid separation on tail gas generated in the drying process, recovering solids, carrying out microwave regeneration, and enabling gas to enter a tail gas treatment system; the tail gas generated in the microwave regeneration process is dedusted, and dust and dedusted tail gas are separated; the dust is regenerated activated carbon, and the dust-removed tail gas enters a tail gas treatment system; the tail gas treatment system comprises a first spray tower, a secondary combustion chamber, a quench tower, a bag-type dust collector and a second spray tower. The regeneration process is wide in application range, damage to the structure of the activated carbon is small, and the saturated adsorption capacity of the activated carbon is basically unchanged after five times of adsorption-regeneration cycles.

The invention discloses tail gas absorption equipment for dibromohydantoin production and an absorption method, and relates to the technical field of tail gas absorption. The device comprises a spraying tower, an air inlet is formed in the lower portion of the left side of the spraying tower, and a steam heat exchange assembly is arranged on the left side of the air inlet; a plurality of groups of filler assemblies are arranged in the spraying tower, a demisting layer is arranged above the filler assemblies, each filler assembly comprises a filler bowl rotationally mounted in the spraying tower, and each filler bowl is composed of two groups of conical barrels. By arranging the steam heat exchange assembly, heat of tail gas is fully absorbed, the temperature of the tail gas meets the spraying absorption requirement, the absorbed heat generates steam, the steam is introduced into the filler assembly in the spraying tower, filler below the filler assembly is subjected to high-pressure steam washing, and the filler assembly above normally absorbs the tail gas; equipment shutdown or new equipment addition is not needed, the tail gas treatment efficiency is high, redundant heat in the tail gas can be fully utilized, and the energy utilization rate is high.

The invention belongs to the technical field of environment-friendly treatment, and provides a treatment process for natural gas combustion waste gas generated by zinc chloride production based on zinc ash and zinc slag and acid mist waste gas generated by regenerated acid decoction, which comprises the following steps: S1, introducing the natural gas combustion waste gas and the acid mist waste gas into a spray tower, carrying out dynamic alkali neutralization treatment and cooling treatment on the basis of an intelligent pH value regulation and control method to obtain primary purified gas; s2, the primary purified gas enters primary plasma dedusting and demisting equipment through a pipeline to be treated, and secondary purified gas is obtained; and S3, the secondary purified gas enters secondary plasma dedusting and demisting equipment to be treated, and final treated tail gas is obtained. According to the invention, the chemical neutralization based on the spray tower and the two-stage plasma deep cracking are combined, the treated waste gas meets the emission limit value in the secondary standard in the Integrated Emission Standard of Air Pollutants, the treatment efficiency is high, the medicament consumption is low, the energy consumption is low, and the problems in the prior art are effectively solved.

The invention provides a pollution gas treatment device for polyurethane waterproof coating production and a treatment method thereof, and relates to the technical field of gas treatment.The pollution gas treatment device comprises a dry adsorption spray tower, the dry adsorption spray tower is provided with a treatment mechanism facilitating multi-stage treatment of gas, and the dry adsorption spray tower is provided with a gas inlet and a gas outlet. The treatment mechanism comprises a spiral diffusion plate, an adsorbent ejector, an interception chamber, a plasma generator and a wet-type adsorption spray tower, the spiral diffusion plate and the adsorbent ejector are both located on the inner side wall of the dry-type adsorption spray tower, and the interception chamber is located at the side end of the dry-type adsorption spray tower. According to the device, the plasma generator is arranged, after residual pollutants, such as free isocyanate, amine intermediates, free radicals and the like, of the dry adsorption spray tower enter the plasma generator, the plasma can decompose precursors in a short time aiming at pollutants difficult to degrade and the specific easy polymerization characteristic of polyurethane waste gas in the process, and therefore the degradation rate of the waste gas is improved. And the risk of secondary polymerization after entering the wet tower is blocked.

The invention relates to waste heat recovery equipment and a natural gas hydrogen-doped combustion system. The waste heat recovery equipment comprises a first heat exchanger, a second heat exchanger and a spray tower, the first heat exchanger is provided with a first heat absorption side and a first heat release side, an outlet of the first heat absorption side is communicated with a combustion-supporting gas inlet of the combustor, the second heat exchanger is provided with a second heat absorption side and a second heat release side, and an inlet of the second heat release side is connected with a high-temperature flue gas outlet of the combustor. The spray tower is provided with a cooling water inlet, a smoke inlet, a smoke outlet and a spray water outlet, the smoke inlet is communicated with the outlet of the second heat release side, the spray water outlet is communicated with the inlet of the second heat absorption side, and the outlet of the second heat absorption side is communicated with the inlet of the first heat release side. According to the waste heat recovery equipment, two-stage waste heat recovery of high-temperature flue gas is achieved, the waste heat recovery efficiency is remarkably improved, combustion-supporting gas can be heated, accordingly, other combustion efficiency is improved, natural gas consumption and carbon emission are reduced, and the requirements for energy conservation and carbon reduction in the industrial high-temperature combustion process are met.

The invention relates to the technical field of treatment equipment, and discloses organic waste gas filtration and purification treatment equipment, which comprises a spray tower, the top of the spray tower is fixedly communicated with a gas outlet pipe, the circumferential surface of the spray tower is fixedly communicated with a gas inlet pipe, and the inner wall of the spray tower is fixedly connected with a connecting plate. The inner wall of the connecting plate is rotatably connected with an output shaft, the circumferential surface of the output shaft is fixedly connected with a connecting disc, the inner wall of the connecting disc is rotatably connected with a rotating rod, the circumferential surface of the rotating rod is fixedly connected with a spraying plate, and the circumferential surface of the rotating rod is fixedly connected with a rubber wheel. The surface area of the solution can be increased, the contact efficiency between the waste gas and the solution is improved, small liquid beads are distributed in the air more widely, the waste gas can make contact with more liquid when passing through the spraying area, and the absorption or reaction rate of harmful substances in the waste gas can be increased.