8062 results about "Exhaust fumes" patented technology

The invention discloses a control process and equipment for processing waste gas treatment in the generic semiconductor industry, and relates to the technical field of semiconductor, panel, solar energy and LED waste gas treatment. The equipment comprises a gas inlet control unit, a plasma torch, a reaction cavity, a water tank and a washing tower which are sequentially connected, wherein the gas inlet control unit comprises a three-way valve to realize switching of a main machine and a standby machine; the water tank is provided with a heat exchange and monitoring part; the washing tower comprises a washing section, a turbulent flow section and a demisting section. The process comprises the steps of air inlet control, pyrolysis combustion, cooling and pre-dedusting, water washing, washing tower treatment and the like, and is combined with PID control of plasma power and CDA consumption, and logic control of drainage, flushing and the like. The problems of pipeline blockage and corrosion caused by high operation cost, short PM period and poor washing effect in the process of treating high-dust and high-corrosion process waste gas in the prior art are solved, and the method has the advantages of reducing the cost, prolonging the maintenance period, improving the treatment efficiency and the like.

The invention relates to the technical field of waste gas treatment, and particularly discloses a dynamic management method and system for industrial waste gas treatment, and the system comprises a region division module which is used for dividing an adsorption bed layer in adsorption equipment into a plurality of monitoring regions with similar sizes in a waste gas treatment process, by combining waste gas data at a waste gas outlet for coupling analysis, high-quality real-time waste gas concentration data can be obtained after coupling treatment on the basis of diversified data, and then the concentration of the waste gas is determined based on the data and state data of adsorption equipment in the waste gas treatment process. The real-time adsorption saturation of the adsorption equipment can be accurately analyzed, and the data reflects the adsorption saturation of the current activated carbon adsorption bed layer, so that the waste gas collection air volume can be optimized by dynamically adjusting the waste gas collection air volume through the air speed adjusting module subsequently based on the data, and the desorption of attachments is accelerated; the waste gas treatment effect is improved.

The invention belongs to the technical field of catalytic oxidation of carbon-containing industrial waste gas, and particularly relates to a Pd catalyst for catalytic combustion of carbon-containing waste gas as well as a preparation method and application of the Pd catalyst. The invention provides a Pd catalyst for catalytic oxidation of carbon-containing industrial waste gas such as CO and volatile organic pollutants VOCs. The Pd catalyst is obtained by compounding an amorphous CeO2 nano-cluster with a TiO2 substrate (marked as cCeO2 / TiO2) and indirectly regulating the form of Pd through gradient regulation of the content of the amorphous CeO2 nano-cluster by a sol-gel method on the basis of strong interaction of Pd and Ce species. The Pd catalyst prepared by the invention shows excellent low ignition temperature, high performance and certain universality in the catalytic combustion process of carbon-containing industrial waste gases such as CO and low-chain VOCs (Volatile Organic Compounds). In addition, the method for preparing the Pd catalyst is simple to operate and mild in condition, and has great industrial application potential and value.

The present invention relates, in general, to systems and methods for generating hydrogen from ammonia on-board vehicles, where the produced hydrogen is used as fuel source for an internal combustion engine. The present invention utilizes an electric catalyst unit operating in series with a plate-type heat exchange catalyst unit. The electric catalyst unit is used to initiate an ammonia cracking process on-board during a cold start or low load operating condition of the internal combustion engine, where the ammonia cracking process occurs in the heat exchange catalyst unit once exhaust gas from the internal combustion engine has been heated to a threshold temperature suitable to perform the ammonia cracking process.

The utility model relates to a sludge drying system coupled with a heat storage system. The sludge drying system comprises a heat storage module, a sludge drying module, a waste heat collecting module and a waste heat upgrading module, the heat storage module is used for storing peak regulation steam energy of the power plant; the sludge drying module is connected with the heat storage module, comprises a plurality of drying machines which are connected in parallel, and is used for drying sludge by utilizing low-pressure steam; the waste heat collecting module is connected with the sludge drying module and is used for recycling high-temperature waste gas waste heat; the waste heat quality improving module is connected with the waste heat collecting module and used for improving the quality of the waste heat and recycling the waste heat. The utility model has the beneficial effects that the drying technology is coupled with a boiler system, so that steam energy which is difficult to store is converted into storable and combustible fuel, the deep peak regulation of a power plant is facilitated, the scale of a heat storage system is reduced, and the economical efficiency of the system is improved.

The utility model provides a waste gas recovery device for CO production, which comprises a bottom plate, an adsorption treatment tank, a liquid absorption tank and a post-treatment component are arranged on the bottom plate, the lower part of the adsorption treatment tank is fixedly connected with a first exhaust pipe, a first control valve is arranged on the first exhaust pipe, and a second control valve is arranged on the second exhaust pipe. And the other end of the first exhaust pipe extends into the liquid absorption tank, the liquid absorption tank comprises a second tank body, the top of the second tank body is fixedly connected with a top plate, and a flow dividing assembly is arranged at the bottom of the second tank body. According to the waste gas recovery device for CO production provided by the utility model, tail gas firstly passes through the adsorption treatment tank to adsorb solid pollutant particles and then enters the liquid absorption tank through the first discharge pipe, and the contact area between the tail gas and absorption liquid is increased through the shunting assembly and the stirring assembly, so that the treatment capacity of the absorption liquid on harmful components is enhanced; and finally, the waste gas enters the post-treatment assembly and is discharged, so that the treatment effect on harmful components is ensured.

A dozer including a cabin, the dozer includes: an engine room located in front of the cabin, where an engine is disposed; an exhaust gas after-treatment device for purifying exhaust gases emitted from the engine; a first cooling device located in front of the cabin and capable of cooling the exhaust gas after-treatment device; and a second cooling device spaced apart from the first cooling device, with the cabin midway therebetween, and capable of cooling the engine.

The invention provides a control method and device of a mixed gas power generation system, equipment and a storage medium, and belongs to the technical field of new energy power generation. The method comprises the following steps: calculating the introduction rate of each target gas based on load operation data, the type of gas introduced into the gas generator set at present, the type of target gas introduced into the gas generator set after a first duration in a combustion stage and the proportion of the target gas, based on the introduction rate and the total heat per unit time of the exhaust gas output by the gas generator set after the second duration, the exhaust gas proportion used for heating each target gas is calculated, each target gas is heated based on the exhaust gas proportion, and the temperature value of the gas in the gas generator set is monitored in real time; and regulating and controlling the operation state of the mixed gas power generation system based on the temperature value. The proportion of gas input into the gas generator can be flexibly adjusted, and the energy utilization rate of the system is increased.

A mixing section for an exhaust system of an internal combustion engine comprises a mixing section housing (16) through which exhaust gas (A) flows in a main exhaust gas flow direction (H), and a tubular mixing body (18) arranged in the mixing section housing (16) and extending in the direction of a longitudinal axis (L) of the mixing body, wherein the mixing body (18) defines a first flow volume (24) through which exhaust gas (A) flows radially outwards and defines a second flow volume (26) through which exhaust gas (A) flows radially inwards, wherein the mixing body (18) has a tubular first mixing body part (20) extending in the direction of the longitudinal axis (L) of the mixing body and at least one extension in the direction of the longitudinal axis of the mixing body on an outer surface (32) of the first mixing body part (20) facing the second flow volume (26) or on an inner surface (30) of the first mixing body part (20) facing the first flow volume (24). (L) extending,a tubular second mixing body part (34), wherein the second mixing body part (34) has a plurality of first projections (36) arranged adjacent to one another in the direction of the longitudinal axis (L) of the mixing body and in the circumferential direction around the longitudinal axis (L) of the mixing body and directed towards the first mixing body part (20), and wherein the second mixing body part (34) bears against the first mixing body part (20) in the region of at least a part of the first projections (36), preferably all of the first projections (36).

The invention provides a method and system for on-line determination of molten steel carbon content in converter steelmaking, and relates to the technical field of converter steelmaking, the method comprises the following steps: obtaining multi-source process data, the multi-source process data comprising exhaust gas components, furnace mouth flame multispectrum and process parameters; performing time synchronization and feature extraction on the multi-source process data to generate a feature vector; inputting the feature vector into a carbon content prediction model to obtain a carbon content prediction value and an uncertainty estimation value thereof; the molten pool temperature is obtained, and based on the molten pool temperature, the waste gas components and the technological parameters, a theoretical carbon content value is calculated through a thermodynamic carbon content calculation model; and carrying out weighted fusion on the carbon content predicted value and the theoretical carbon content value to generate a fused carbon content as a target carbon content. According to the method and system for online determination of the carbon content of the molten steel in converter steelmaking, the precision and reliability of online determination of the carbon content of the molten steel can be effectively improved, and powerful support is provided for intelligent production of converter steelmaking.

A system includes: a hydrogen internal combustion engine configured to produce exhaust; an aftertreatment system in exhaust receiving communication with the hydrogen internal combustion engine, the aftertreatment system comprising a catalyst member; a sensor coupled to the aftertreatment system; and a controller configured to: receive, from the sensor, data corresponding to a characteristic of the aftertreatment system, determine, based on the characteristic, a performance value corresponding to the catalyst member, compare the performance value to a threshold, cause the hydrogen internal combustion engine to operate in a first engine operating mode when the performance value does not exceed the threshold, and cause the hydrogen internal combustion engine to operate in a second engine operating mode when the performance value exceeds the threshold.

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 belongs to the field of air purification, and relates to module combined type comprehensive purification equipment and a purification method thereof.The module combined type comprehensive purification equipment is characterized in that a first gas sensor is arranged in a harmful gas collecting header pipe, and a second gas sensor is arranged in a pipeline between an exhaust port of a module combined type washing tower and a third electric control three-way valve; the first gas sensor and the second gas sensor are electrically connected with the ARM processor, and the ARM processor controls opening and closing of the module combined type washing tower, the mixing atomizing chamber and the module combined type adsorption box and controls opening and closing of the first electric control three-way valve, the second electric control three-way valve and the third electric control three-way valve. According to the method, the comprehensive harmful gas treatment sequence is as follows: firstly, acidic or alkaline dirt is removed, and then, activated carbon particle filtration and adsorption are performed. According to the invention, diversified, staged and complicated mixed harmful waste gas can be automatically and effectively purified.

The utility model relates to the field of waste gas purifiers, in particular to a waste gas purification device for hydrogen-oil-gas separation, which comprises a rectangular bottom plate, an oil-gas separation box is arranged on the bottom plate, a hydrogen purification tank is fixedly connected onto the bottom plate, and a filter box is fixedly connected onto the bottom plate. When the oil-gas separation device is used, oil can be separated through the oil-gas separation box, heavy oil flows out from the lower part of the oil-gas separation box through the oil outlet pipe, the first electromagnetic valve controls the oil to flow in the oil outlet pipe, and light waste gas enters the hydrogen purification tank from the first gas outlet pipe after being preliminarily filtered by the first filter screen; the palladium alloy separation pipe in the hydrogen purification tank is used for separating hydrogen in the waste gas, and the filter box is used for further filtering the waste gas after hydrogen purification, so that the filter effect is better, air pollution is avoided, and the hydrogen in the waste gas can be recycled.

The invention relates to the technical field of power energy and ship resistance reduction, and discloses an internal combustion engine compressed air and electric supercharger ship bubble resistance reduction air supply control system which comprises an internal combustion engine set, an electric supercharger, an electric supercharger, an electric supercharger, an electric supercharger, an electric supercharger, an electric supercharger, an electric supercharger, an electric supercharger, an electric supercharger, an electric supercharger and an electric supercharger, and the internal combustion engine set serves as a power source of the whole system and generates excessive compressed air by delaying the closing moment of an intake valve during conventional operation; the gas-liquid separator is arranged on one side of the internal combustion engine set and used for separating liquid impurities of the compressed air and discharging the liquid impurities regularly; the filter is arranged on the side, away from the internal combustion engine set, of the gas-liquid separator and used for further filtering the compressed air; the first gas storage tank is arranged on the side, away from the gas-liquid separator, of the filter. Compressed air of the internal combustion engine and exhaust gas of the internal combustion engine are used for replacing traditional independent air compression equipment, the effect of reducing the requirement for additional compression equipment is achieved, the problem that a traditional ship bubble drag reduction air supply system is high in energy consumption is solved, the energy utilization efficiency of ship operation is improved, and the overall energy consumption cost is reduced.

The invention provides a self-coupling waste gas treatment system for treating VOCs in waste gas and a treatment method of the self-coupling waste gas treatment system, and belongs to the technical field of VOCs removal and recovery. The self-coupling waste gas treatment system comprises a microwave catalysis unit, wherein to-be-treated waste gas is introduced into the microwave catalysis unit, so that VOCs (Volatile Organic Compounds) are primarily decomposed and then enter a multi-stage condensation unit; the multi-stage condensation unit comprises at least two stages of condensation treatment parts and is configured to be in a cold source cyclic utilization mode, liquid separated after the waste gas to be treated is subjected to condensation treatment in the multi-stage condensation unit is recycled, and meanwhile, separated gas enters the drying adsorption unit; and the emission detection unit is configured to detect whether the purified waste gas from the drying adsorption unit reaches the emission standard or not, and the waste gas which does not reach the emission standard is re-introduced into the microwave catalysis unit to be circularly treated. The self-coupling system disclosed by the invention is high in integration level, and the whole-process efficient management and control of VOCs from pretreatment, deep recovery and fine treatment to up-to-standard emission is realized.

The invention relates to superfine molybdenum powder and a converter reduction preparation method thereof, belongs to the technical field of rare metal powder metallurgy, and solves the problems that the existing molybdenum powder preparation process is easy to cause hardening and agglomeration, the appearance granularity of the molybdenum powder cannot be controlled, the reduction process is complicated, the efficiency is low, the energy consumption is high and the cost is high. The method comprises the following steps: (1) preparing molybdenum oxide powder; (2) adding the molybdenum oxide into a converter, and introducing hydrogen for reduction; wherein the molybdenum oxide powder is nanoscale molybdenum oxide. The contact area between the adopted nanoscale molybdenum oxide powder raw material and the reducing gas is large, the converter rotates to drive the raw material powder to flow, full contact between the raw material powder and the reducing gas is promoted, hardening and agglomeration are inhibited, the reduction efficiency is improved, one-step reduction is achieved, the morphology is easy to control, and no waste gas is generated; compared with a traditional static pusher furnace, the closed dynamic converter has the advantages that reduction hydrogen escape is greatly reduced, safety is improved, energy consumption is reduced, and the use amount of hydrogen is greatly reduced.

The invention discloses an intelligent control method and system for real-time treatment of marine waste gas. The method comprises the following steps: collecting a ship waste gas component concentration signal and a sea condition dynamic parameter, performing vortex intensity extraction on the waste gas component concentration signal to identify a vortex flow characteristic, extracting a flow field disturbance coefficient from the sea condition dynamic parameter, and constructing a waste gas-environment interaction field; performing heat trace tracking based on the interaction field to position a high-temperature pollution source, constructing a heat propagation path and mapping a waste gas heat flow network; performing turbulence analysis on the heat flow network to identify a vortex breaking point, determining an optimal processing position and calibrating a processing axis; recombining the control parameter chain based on the processing axis, determining a steady-state processing interval and generating an adaptive adjustment matrix; the adjustment matrix and temperature gradient data are fused to recognize a phase change latent heat region, condensation release energy is extracted to construct an energy recovery tensor, and a gradient processing scheme is generated; a feedback curve is formed by monitoring the execution deviation, a waste gas treatment execution instruction is generated, and continuous and stable operation of ocean waste gas treatment is ensured.

The tunnel furnace comprises an outer furnace body and an inner furnace body, the outer furnace body is arranged on the periphery of the inner furnace body in a surrounding mode, a hollow heat preservation interlayer is arranged between the outer furnace body and the inner furnace body, the lower side of the outer furnace body is provided with a waste gas port communicated with the heat preservation interlayer, the upper side of the outer furnace body is provided with an exhaust port, and the exhaust port is communicated with the heat preservation interlayer. An air inlet is formed in the upper side of the inner furnace body, a centrifugal fan is arranged at the position, located at the air inlet, of the inner furnace body, and an air inlet communicated with the air inlet, a first air outlet communicated with the heat preservation interlayer and a second air outlet communicated with the exhaust port are formed in the centrifugal fan. A switching mechanism used for controlling the air inlet to be communicated with the first air outlet or the second air outlet is arranged in the centrifugal fan. According to the utility model, a small amount of air can be slowly exhausted, a large amount of air can be quickly exhausted, and the exhausted hot air can be subjected to heat recovery.

This invention relates to the field of waste gas treatment technology, specifically providing a waste gas purification device. The invention discloses a waste gas purification device comprising a tower body. Inside the tower body, from top to bottom, are arranged a first packing layer and a second packing layer. Spray mechanisms are correspondingly arranged above both the first and second packing layers. A water tank is connected to one side of the bottom of the tower body, an air inlet is located on one side of the bottom of the tower body, an air outlet is located at the top of the tower body, and an observation port is provided on the tower body. A rolling filter assembly is installed inside the water tank. This invention improves the utilization rate of the washing liquid and the waste gas washing effect: through the set water storage assembly, the washing liquid dripping from the first packing layer can be temporarily stored, allowing the waste gas to mix and contact with the washing liquid in the water storage assembly, increasing the number of waste gas washing cycles. Compared with the traditional mode of purification only through the packing layer, this improves the utilization rate of the washing liquid and the waste gas washing effect.

The invention relates to the technical field of industrial waste gas treatment, in particular to volatile organic compound recovery treatment equipment and method.The volatile organic compound recovery treatment equipment comprises an acquisition module, an electric field separation module, a gradient adjustment module, a dynamic compensation module, a classification optimization module, a polarization recovery module and a data processing and adaptive regulation module which are sequentially connected in series. The acquisition module captures emissions and detects parameters, and the data processing module generates a control instruction based on the parameters and drives the modules to perform classification separation and recovery; and the adaptive regulation and control module is combined with residual data of the polarization recovery module, and parameters of each module are reversely optimized through the data processing module. The device realizes accurate trapping, efficient separation and self-adaptive recovery of dynamic emission through module coordination and closed-loop regulation, improves the treatment stability and the resource recovery rate, and is suitable for industries such as chemical engineering and pharmacy.

The application belongs to the technical field of organic waste gas treatment, and discloses an organic waste gas adsorption and filtration treatment system, which comprises an adsorption and filtration mechanism and an air inlet mechanism; the adsorption and filtration mechanism is arranged on the air inlet mechanism; the air inlet mechanism comprises an air inlet tank, and the adsorption and filtration mechanism comprises a treatment tank which is connected to the air inlet tank and can communicate with the air inlet tank; each of three chambers in the treatment tank is provided with an activated carbon assembly; an exhaust pipe is communicated with the top of the treatment tank; a three-way pipe is communicated in the air inlet tank; two ends of the three-way pipe in the air inlet tank are respectively connected with fixed pipes; three air block I are fixedly communicated above the fixed pipes; and air cylinders are fixedly communicated with the top of the air block I. The design can uniformly distribute the waste gas to each activated carbon assembly, thereby guaranteeing the consistency of the use degree of the activated carbon assemblies and guaranteeing the same replacement period of each activated carbon assembly.

The present invention relates to a fuel cell membrane humidifier which can actively control the flow rate of exhaust gas flowing from a fuel cell stack according to the output condition of a fuel cell. A fuel cell membrane humidifier according to one embodiment of the present invention includes a mid-case having an inlet through which wetting gas supplied from the fuel cell stack is introduced and an outlet through which the wetting gas is discharged; a cartridge disposed inside the mid-case and accommodating a plurality of hollow fiber membranes; a bypass space formed in the space between the mid-case and the cartridge; and an active blocking member for controlling the degree of opening of the bypass space according to the temperature of the wetting gas introduced through the inlet.

The utility model discloses a waste gas heating and catalyzing treatment device for a tobacco factory, relates to the technical field of waste gas treatment, and aims to solve the problems that the process of starting a machine body of heating and catalyzing equipment is complicated, and a catalyzing part in the heating and catalyzing equipment is difficult to take out and replace. A pushing mechanism is arranged on the outer wall of the rear end of the heating catalytic device; a sealing assembly for blocking the through hole is arranged on the outer wall of the front end of the heating catalytic device; a cam rotates to extrude a stress plate, the stress plate pushes a moving plate to move through a sliding rod, a catalytic plate is pushed out through a through hole, a sealing door is pulled to move through a handle, a fixing block pushes an inserting rod, when the fixing block moves to an inserting groove and coincides with the inserting rod, a third spring pushes the inserting rod to be inserted into the inserting groove, and the catalytic plate is pushed out through the through hole. The sealing door is locked and limited, blocking of the through hole is relieved, and the problems that the process is tedious when the machine body of the heating catalytic equipment is started, and a catalytic part in the heating catalytic equipment is not easy to take out and replace are effectively solved.

The invention discloses an organic waste gas steam desorption, condensation, regeneration and recovery device, and relates to the technical field of organic waste gas regeneration and recovery, the organic waste gas steam desorption, condensation, regeneration and recovery device comprises an adsorption box and a first fan, one side of a rotating plate is provided with an alternating mechanism, and the top end of a condensation cylinder communicates with a self-cleaning mechanism; the alternating mechanism and the self-cleaning mechanism are dual systems, the alternating mechanism adopts a four-turntable modular design, each turntable bears a plurality of condenser pipes, and the condenser pipes can be quickly taken and placed through station alternating driven by a rotating plate in cooperation with rotating positioning of the turntables; the self-cleaning mechanism is provided with an overturning roller, automatic taking and placing of the condensation pipe are completed under the condition that a condensation shell is kept in a sealed state, and after the condensation pipe is transferred to a brushing station through a clamping head, surface attachments are efficiently removed through relative rotation movement of a pipe body and bristles. According to the composite design, the whole-process non-stop operation is realized in a breakthrough manner, the continuous and stable operation of the organic waste gas treatment system is ensured, the overall treatment efficiency is improved, and meanwhile, the maintenance cost is reduced.

The invention belongs to the technical field of organic waste gas adsorption treatment, and particularly relates to enhanced activated carbon for organic waste gas and a preparation method thereof. The invention discloses a modified coconut shell activated carbon adsorbent, which is prepared from the following raw material components: coconut shell activated carbon, Mn (NO3) 2.4 H2O, Ce (NO3) 3.6 H2O, 3-glycidoxypropyltrimethoxysilane, organic affinity silane and a water repellent agent. According to the method, a Mn-Ce mixed oxide core is generated in situ in an inner hole through equivalent-volume impregnation and staged heat treatment, and is used for digesting oxygen-containing organic matters, adsorbing intermediates and keeping the hole channel clean; forming a silica anchoring layer on the surface of the activated carbon by using GPTMS, and carrying out co-condensation on the silica anchoring layer and organic affinity silane to obtain an organic affinity interface matched with aromatic hydrocarbon and non-polar VOC (Volatile Organic Compounds) without blocking holes; an ultra-thin hydrophobic layer is formed at the tail end through polycondensation of low-dosage hydrophobic silane, moisture permeation is reduced, and meanwhile, an organic small molecule diffusion channel is reserved; and the pore structure is effectively protected by adopting a water / alcohol system and low-temperature curing in the whole process.

The invention belongs to the technical field of formaldehyde waste gas treatment for plywood gluing, and relates to a circulating formaldehyde adsorption regeneration system for plywood gluing. The electrostatic-ultrasonic coupling demister and a humidity self-adaptive purification adsorption path are introduced, so that the problem that the efficiency of a traditional adsorption process is reduced under the conditions of paint mist particle interference and humidity fluctuation is solved, and the adaptability to complex working conditions is improved; an adsorbent performance attenuation kinetic model and a multi-source data intelligent control strategy are established, accurate monitoring of adsorption saturation and dynamic adjustment of an adsorption penetration threshold value and regeneration process parameters are achieved, and the problem that the treatment effect is reduced due to adsorbent performance attenuation is solved; through the design of the grading regeneration technology and the tail gas catalytic oxidation device, the energy utilization efficiency in the adsorbent regeneration process is optimized, high-concentration formaldehyde mixed gas is thoroughly decomposed into harmless substances, and the risk of secondary pollution is avoided.

The invention discloses a modular assembly type treatment system suitable for workshop waste gas treatment. The modular assembly type treatment system comprises a series-parallel connection waste gas treatment mechanism and a rotating wheel type waste gas treatment mechanism connected with the series-parallel connection waste gas treatment mechanism in series. The series-parallel connection waste gas treatment mechanism comprises a waste gas treatment circulation shell which is horizontally placed, and the interior of the waste gas treatment circulation shell is sequentially divided into a waste gas input cavity, a waste gas treatment cavity and a waste gas discharge cavity from the input end to the output end; a waste gas treatment supporting body is fixed in the waste gas treatment chamber, a plurality of waste gas treatment circulation holes are formed in the waste gas treatment supporting body, a filter plate integrated barrel shell is fixed in the waste gas treatment circulation holes, and a plurality of waste gas treatment filter plates are arranged in the filter plate integrated barrel shell; the high-efficiency purification treatment capacity is achieved, it can be ensured that the high purification efficiency is achieved by adjusting various purification technology combinations according to various waste gas pollutants such as particulate matter, volatile organic compounds and sulfides discharged by workshops, and the discharged tail gas meets the strict environmental protection standard.

The invention provides an intelligent gas conveying method and system applied to waste gas treatment, and relates to the field of industrial waste gas treatment. The method comprises the steps that historical operation parameters, waste gas emission data and historical environment parameters of production equipment are acquired, and a waste gas generation amount time sequence prediction model based on an LSTM neural network is established according to the historical data; acquiring current operation parameters of the equipment, and predicting future exhaust gas output by adopting an exhaust gas output time sequence prediction model; determining the air supply quantity of the intelligent air quantity regulation and control system according to the future waste gas generation quantity; and calculating a prediction deviation rate according to the actual waste gas flow, and when the prediction deviation rate exceeds a preset tolerance range, dynamically optimizing parameters of the waste gas generation quantity time sequence prediction model by adopting newly added historical data corresponding to a time window which does not exceed the preset tolerance range, and accurately controlling the conveying air quantity by improving the model prediction precision. By predicting the future waste gas generation amount of the target production equipment, the matched air supply amount is set in advance, and the economical efficiency of the waste gas treatment system is improved.

The invention discloses a tobacco peculiar smell treatment system for cigarette production based on spraying pressure regulation, and relates to the technical field of waste gas treatment equipment.The treatment system comprises a base, a control box, a photocatalytic oxidation chamber, a spraying mechanism, a smoke exhaust pipe and an exhaust pipe, and the control box, the photocatalytic oxidation chamber and the spraying mechanism are all fixedly connected with the base; the spraying mechanism comprises a tower body, a smoke exhaust port is formed in the tower body, the smoke exhaust pipe is fixedly connected with the smoke exhaust port and the photocatalytic oxidation chamber, the photocatalytic oxidation chamber is fixedly connected with the exhaust pipe, and the control box is connected with the photocatalytic oxidation chamber and the spraying mechanism through electric signals; according to the device, secondary treatment of multi-stage spraying, photo-oxidation catalysis and activated carbon adsorption is combined, harmful substances and peculiar smells in waste gas are thoroughly removed, the waste gas washing effect is improved by changing the stirring and spraying filler frequency and adjusting the spraying cleaning liquid pressure, and the tobacco waste gas treatment effect is greatly improved.