15results about How to "Guaranteed desulfurization effect" patented technology

The invention relates to the technical field of processing of sodium pyrosulfite, in particular to desulfurization and dust removal equipment for preparing sodium pyrosulfite, which comprises an absorption tower, a drying mechanism and a dust removal bag, the absorption tower comprises a tower body which is hollow inside and comprises a plurality of absorption areas, a spraying mechanism for spraying alkali liquor into the tower body, a driving mechanism for driving the spraying mechanism to rotate, and a reciprocating execution mechanism for driving the spraying mechanism to reciprocate up and down; in the process that waste gas is introduced into the absorption tower and circulates from top to bottom, the driving mechanism and the reciprocating executing mechanism achieve desulfurization operation of synchronous multi-stage rotation and up-down reciprocating motion through the arranged multiple absorption areas, and therefore the problem that the existing desulfurization effect is poor is solved.

The present invention discloses a coal gas fine desulfurization device system in the technical field of coal gas desulfurization, comprising a tower body, an air inlet connected to the tower body, and an air outlet connected to the upper end of the tower body, wherein a plurality of spray mechanisms are arranged on the tower body, wherein the spray mechanism comprises a mounting platform fixedly connected to the inner wall of the tower body, a piston cylinder fixedly connected to the mounting platform, an upper end of a connecting pipe three is connected and rotatably connected to a feeding pipe, a lower end of the tower body is connected to a water pump, the feeding pipe penetrates through the upper end of the tower body and is connected to the water pump, a filtering mechanism comprises a filter cylinder connected to the lower side of one end of the piston cylinder located outside the mounting platform, a water blocking column is slidingly connected to the inner limit position of the filter cylinder, a push plate is fixedly connected to one end of the water blocking column close to the inner part of the piston cylinder, a material guide pipe is connected to the lower end of the material guide pipe, a material discharge pipe is penetrated through the lower end of the tower body and extends out, the present invention can realize filtration without stopping the desulfurization process, and at the same time can discharge the precipitate without causing smoke leakage.

The utility model discloses a multilayer combined filter structure of desulfurization dust remover, including tower body, at least one layer composite filler layer is arranged in the tower body, the composite filler layer is multilayer structure, and the regular shaped filler area, transition flow guide area, bulk packing area and support grating from top to bottom include successively, the regular shaped filler area and bulk packing area outside all are provided with fixed frame, the regular shaped filler area and bulk packing area are filled in the corresponding fixed frame respectively, through the high specific surface area of bulk packing, can effectively strengthen gas liquid contact in bulk packing area, improve mass transfer rate, and the low resistance characteristic of regular shaped filler can avoid partial pressure drop surge in regular shaped filler area, realizes the balance of desulfurization efficiency and energy consumption, reduces operating energy consumption while guaranteeing desulfurization effect.

The invention discloses a desulfurization wastewater sludge pretreatment system, the desulfurization wastewater sludge pretreatment system comprises a wastewater cyclone station, a pre-sedimentation tank, an integrated clarifier and a dehydrator, the pre-sedimentation tank is communicated with an outlet of the wastewater cyclone station, the pre-sedimentation tank is provided with an overflow port and a bottom drain outlet, the overflow port is communicated with the integrated clarifier, the bottom drain outlet is communicated with the integrated clarifier, and the dehydrator is communicated with the integrated clarifier. The bottom drain outlet is formed in the bottom of the pre-sedimentation tank and communicated with the dehydrator, and the bottom drain outlet can be opened and closed. According to the desulfurization wastewater sludge pretreatment system, when excessive sludge is accumulated at the bottom of the pre-sedimentation tank, the dewaterer can be used for direct treatment, and upper-layer sewage overflows into the integrated clarifier for further sedimentation, so that the influence of overlarge sludge accumulation height of a traditional pre-sedimentation tank on the operation time of desulfurization wastewater can be avoided; the content of chloride ions in the slurry of the absorption tower can be reduced to a reasonable range, the desulfurization effect is ensured, the sludge accumulation amount is reduced, the abrasion of a sludge feeding pump can be reduced, the replacement period of a pump body is prolonged, and the operation cost is reduced.

The invention discloses biogas purification equipment, and relates to the technical field of biogas purification, the biogas purification equipment comprises an absorption tank, a regeneration tank and a settling tank which are fixedly mounted on a mounting seat, a gas inlet pipe and an exhaust pipe are fixedly mounted on the absorption tank, and a spray pipe and an extraction pipe are communicated between the absorption tank and the regeneration tank; a spray head is fixedly installed at the end, located in the absorption tank, of the spray pipe, a fixed pipe is fixedly installed in the absorption tank, the inner diameter of the fixed pipe is larger than that of the spray head, a plurality of fan-shaped plates are fixedly installed in the fixed pipe in sequence from top to bottom, and a mounting frame is further fixedly installed at the bottom of the fixed pipe; and a rotating shaft is rotationally mounted on the mounting frame. The device has the advantages that the quantitative desulfurization solution pumped into the absorption tank is expanded into a water film form and is mixed with the quantitative biogas input into the absorption tank, so that the mixing uniformity of the desulfurization solution and the biogas and the maximum desulfurization effect can be ensured, and the problem of high loss of the desulfurization solution is avoided.

A coke oven gas wet desulfurization device comprises a bottom plate, a desulfurization tower is arranged on the bottom plate, a gas valve and a water valve are arranged on the desulfurization tower, a water storage tank filled with lime water is arranged on the bottom plate, a water pipe is arranged on the water storage tank, a water pump is arranged on the desulfurization tower, a water inlet of the water pump is connected and communicated with the water pipe, and a water outlet of the water pump is connected and communicated with the water pipe. A first shower head and a second shower head are arranged in the desulfurizing tower, and are connected and communicated with a water outlet of the water pump. Clear water filtered out by the filter plate is sprayed to the demister through the third shower head to wash the demister, so that impurities on the demister are removed, and the subsequent filtering effect of the demister is ensured.

The invention discloses a nozzle and a wet desulphurization process absorption tower system, and belongs to the technical field of electrolytic aluminum equipment.The nozzle comprises a main body part and a liquid inlet part, two liquid inlets are formed in the main body part, and the nozzle with the double liquid inlets is specifically designed based on the desulphurization process of the electrolytic aluminum industry. Through the central symmetry design of the double liquid inlets and the cooperation of the channel structure on the nozzle, the flowing directions of slurry at the positions of the two liquid inlets can be opposite, so that the slurry collides after entering the cavity in the nozzle, the size and particle size of the slurry are reduced, and the desulfurization effect can be ensured under the condition of small circulating pump flow; therefore, the overall energy consumption of the wet desulphurization process is reduced.

The utility model discloses a desulfurization device for flue gas treatment, which comprises a washing tower and a dosing tank, a demister and a plurality of groups of spray desulfurization components are arranged in the washing tower from top to bottom, each spray desulfurization component comprises a spray pipe and a filler layer from top to bottom, a plurality of rotary spray components are arranged at the bottom of each spray pipe, and a plurality of spray nozzles are arranged on the spray pipe. The rotary spraying assembly comprises a rotary connector, a rotary disc and an atomizing pipe, and the rotary end of the rotary connector is connected with the rotary disc. A plurality of groups of rotary spraying assemblies are designed below the spraying pipe, when alkali liquor is discharged into the rotary spraying assemblies, sewage sprayed out of an atomizing opening can provide counter-acting force for a rotating disc under the pressure effect of the water pressure of the alkali liquor, the rotating disc and the atomizing pipe are made to rotate, the spraying uniformity can be guaranteed while pipelines are saved, and the spraying efficiency is improved. Meanwhile, in the rotating process, the generated centrifugal force can drive the gas to generate vortex, so that the contact area between the gas and the medicament is increased, and the gas desulfurization effect is ensured.

The invention discloses a dry desulfurization and dust removal system for low-temperature flue gas, relates to the technical field of desulfurization and dust removal, and aims at a flue gas dry desulfurization and dust removal process, takes a reaction process between SO2 and CaO as a basic principle, and improves and optimizes injection and discharge processes of the flue gas. The method is characterized in that the interior of a desulfurization tower body is divided into a gas storage bin and a reaction bin by a bin dividing sleeve, a flue gas injection process and a flue gas reaction process are independently carried out and do not interfere with each other, and according to temperature / pressure changes in the reaction process and the flue gas injection process, a flue gas transfer process in the gas storage bin and the reaction bin is changed through active displacement of a gas receiving barrel sleeve; the purpose of the invention is to further maintain the reaction environment in the reaction process on the basis of maintaining the reaction process between SO2 and CaO, and avoid the influence of the flue gas flow process on the reaction process between SO2 and CaO, thereby maintaining the overall desulfurization effect.

The utility model discloses a desulfurization tank for hydrogen production, and belongs to the technical field of hydrogen preparation. Comprising a square tank body which is vertically through, a desulfurization bin is arranged in the tank body in a sliding mode, a plurality of partition plates are vertically arranged in the desulfurization bin at intervals, a row of vent holes are formed in one side of each partition plate, the vent holes in every two adjacent partition plates are arranged in a left-right staggered mode, and the space between every two adjacent partition plates is filled with a desulfurization agent. The desulfurization bin can be integrally taken out, so that a desulfurizing agent is convenient to replace.

The present invention relates to a staged ammonia addition device for ammonia flue gas desulfurization, comprising: a primary absorption circulation loop, a secondary absorption circulation loop, pipelines and valves; the primary absorption circulation loop is composed of an absorption tower slurry pool, a primary absorption circulation pump, a primary absorption spray layer and an absorption tower ammonia addition pipe; the absorption tower slurry pool is arranged at the bottom of the absorption tower, a flue gas inlet is arranged on the absorption tower, a primary absorption spray layer is arranged above the flue gas inlet, one end of the primary absorption circulation pump is connected to the outlet pipe of the absorption tower slurry pool, and the other end of the primary absorption circulation pump is divided into two ways to respectively connect the primary absorption spray layer and one end of the primary absorption to secondary absorption connecting pipe, and the other end of the primary absorption to secondary absorption connecting pipe is connected to the secondary absorption circulation box. The beneficial effects of the present invention are: the present invention selects a large-volume absorption tower slurry pool to ensure the full dissolution and uniform distribution of the added ammonia; the secondary absorption circulation box of the present invention is provided with an oxidizing air pipe network to reduce the escape of ammonia and reduce its corrosiveness at the same time.

The invention relates to the technical field of corrosion control of petroleum refining equipment, in particular to a corrosion control system for a recycle hydrogen desulfurization system of a hydrogenation device, which comprises a recycle hydrogen desulfurization system connected with an amine liquid feeding system and used for injecting lean amine liquid to absorb and remove H2S in recycle hydrogen gas; the data acquisition module is used for acquiring process parameters of the recycle hydrogen desulfurization system and sending the process parameters to the data processing module; the data processing module is used for calculating a theoretical amine liquid injection rate according to the process parameters and the corrosion control indexes, and sending the theoretical amine liquid injection rate to the feedback regulation module; the feedback adjusting module is used for controlling the amine liquid feeding system to adjust the lean amine liquid injection amount of the circulating hydrogen desulfurization system in real time according to the theoretical amine liquid injection amount. The theoretical amine liquid injection amount is automatically calculated according to the process parameters and the corrosion control indexes, and the actual injection amount is continuously adjusted through closed-loop control, so that the desulfurization efficiency is improved, and the corrosion risk of the system is effectively controlled.

The utility model discloses an atmospheric desulfurization device and relates to the technical field of environmental quality. The device comprises a treatment box, a gas inlet pipe, a desulfurization mechanism, a box cover, a fixed plate, a water outlet pipe, a water collecting tank and a water drainage pipe, gas can be injected into the treatment box through the gas inlet pipe on the left side, purification and filtration are carried out through the desulfurization cavity and the filter plate, in addition, desulfurization liquid can be injected into the desulfurization cavity under the cooperation of the water inlet pipe, the water inlet cavity and the water injection pipe, the desulfurization purpose can be achieved, the water pump also has the desulfurization liquid introduction purpose, and the desulfurization effect is good. The purpose of further desulfurization can be achieved through the spraying pipe, so that the desulfurization effect and quality can be guaranteed, desulfurized gas is discharged through the gas inlet pipe on the right side, it can be guaranteed that waste gas makes full contact with desulfurization liquid under the action of the desulfurization mechanism, and the desulfurization effect of the waste gas is good.

The utility model relates to the technical field of desulfurization spraying, in particular to a desulfurization spraying device of a desulfurization tower, which comprises a desulfurization box, a mounting seat is fixedly mounted on the inner top wall of the desulfurization box, a spraying panel is rotatably mounted at the bottom of the mounting seat, and a motor is fixedly mounted on the back of the desulfurization box. The output end of the motor is fixedly connected with a rotating shaft, the end part of the rotating shaft is fixedly connected with an abutting rod, a threaded rod is rotatably mounted between the two sides of the inner wall of the desulfurization box, and a linkage mechanism is arranged between the abutting rod and the threaded rod; the spraying device can drive the cleaning brush to clean the spraying panel while the abutting rod drives the spraying panel to swing back and forth, on one hand, a desulfurizing agent sprayed by the spraying panel can be uniformly dispersed in the desulfurizing box, on the other hand, the spraying panel can be prevented from being blocked by dust particles in the air, normal operation of the spraying panel is guaranteed, and the service life of the spraying device is prolonged. Therefore, the desulfurization effect of equipment is ensured.

The invention discloses a flue gas desulfurization tower, and belongs to the field of flue gas desulfurization equipment. A flue gas desulfurization tower comprises a desulfurization tower body, one side of the bottom of the desulfurization tower body is fixedly communicated with a first gas pipe, the top of the desulfurization tower body is fixedly communicated with a second gas pipe, and the flue gas desulfurization tower further comprises an isolation assembly used for prolonging the reaction time of flue gas and a desulfurization agent, the isolation assembly comprises a first partition plate and a second partition plate arranged above the first partition plate. The dehumidifying assembly is used for filtering the desulfurized flue gas and comprises a filter box and filter cotton arranged in the filter box, and the desulfurizing tower body is communicated with the filter box through a second gas pipe; according to the invention, the retention time of flue gas in the desulfurization tower body can be prolonged, the spraying desulfurization treatment time of the flue gas in the desulfurization tower body can be prolonged as much as possible, and the desulfurization effect of the flue gas is ensured; the full mixing reaction of the flue gas and the desulfurizing agent solution is promoted, and the desulfurization treatment effect of the flue gas is further improved.