32results about How to "Fully oxidative decomposition" patented technology

The invention discloses an activated carbon regeneration method. Waste activated carbon and a desorption solution are mixed and pulped to obtain slurry, post treatment is conducted on the slurry to obtain regenerated activated carbon, and the desorption solution contains an organic solvent and water. The post treatment is performed in the mode (a) that the slurry performs catalyzed wet oxidation reaction, and the regenerated activated carbon and an oxidation filtrate serving as the desorption solution to be repeatedly used are obtained through filtration; or the mode (b) that the slurry performs desorption regeneration reaction, the regenerated activated carbon and a desorption filtrate are obtained through filtration, and then the desorption filtrate performs catalyzed wet oxidation reaction to obtain a reaction solution serving as the desorption solution to be repeatedly used. The catalyst adopted for the catalyzed wet oxidation reaction is one or more of copper salt, rhodium salt and palladium salt. The waste activated carbon is regenerated by means of the activated carbon regeneration method, the activated carbon regeneration rate is high, the losses of the activated carbon and the desorption solution are small, the reaction conditions in the regeneration process are moderate, and energy consumption is lower.

The invention discloses a smoke purifying and waste heat utilizing system of a waste incineration power plant. The smoke purifying and waste heat utilizing system comprises an incinerator body, a steam turbine, a power generator, a smoke purifying treatment device and a smoke discharge chimney. The smoke purifying treatment device comprises a pipeline combustor, a steam generator, a waste heat recoverer, a smoke decomposer, a washing tank and an adsorption purifier which are sequentially arranged from a high-temperature smoke outlet and the smoke discharge chimney. The smoke discharge pipe isarranged between the pipeline combustor and the steam generator. A particle collecting pipe is arranged on the lower side of the smoke discharge pip. A spiral smoke pipe is arranged in the steam generator. A heat pipe is arranged in the waste heat recoverer. An outer cylinder, an inner cylinder and a decomposition ball are arranged in the smoke decomposer. An inner electrode is arranged on the inner side of the inner cylinder. An outer electrode is wound on the outer surface of the outer cylinder. A washing pipe is arranged in the washing tank. The adsorption purifier is filled with adsorptionfiller. By means of the system, the combustion state is improved, combustion efficiency is improved, the dioxin content is reduced, and the waste heat recovery efficiency is improved.

The invention provides an unmanned aquaculture oxygenation workstation and an oxygenating method. The unmanned aquaculture oxygenation workstation comprises a floating plate, a driving mechanism, an oxygenation mechanism and an oxygen injection mechanism, wherein the driving mechanism is arranged on the upper surface of the floating plate; the oxygen injection mechanism is annularly arranged on the periphery of the floating plate, and comprises a rubber water ring, a floating bucket, a valve, an air guide pipe, an assembly plate, exhaust duckbills and a three-way valve; the rubber water ring is fixedly arranged on the side wall of the floating plate, and the floating bucket is fixedly arranged in the rubber water ring; the oxygen outlet formed in the side wall of the floating bucket is fixedly connected with the oxygen inlet of the assembly plate through the air guide pipe; four exhaust duckbills which are arranged in an annular shape are fixedly arranged at the bottom of the assemblyplate, and each exhaust duckbill is fixedly connected with the oxygen vent formed in the bottom of the assembly plate; and the three-way valve is arranged on the air guide pipe. The unmanned aquaculture oxygenation workstation and oxygenating method have the advantage of increasing the mixing contact area of air and a water body.

The invention relates to high efficiency energy preserving coal additive that the weight ratio of constituents is benzene dregs: NaCl: potassium permanganate: rare earth chloride: CaCO3 or Na2CO3 =4.7-6:3-4.5:0.5:0.5:3-5. The additive added into coal could make it fast fire, long time burning, no smoke, etc. The coal save quantity could reach to 40%.

The invention discloses a 1,2-dichloropropane separation system and separation technique. The separation system comprises a bottom with vibration surge tanks and a top with a nozzle head, wherein a water channel is divided into the plurality of vibration surge tanks by the tank body. The separation technique is implemented in a way that: under the action of the vibration surge tanks, 1,2-dichloropropane-containing underground water flows according to a S-shaped route; the reflux quantity is controlled at 80 m<3>/minute, the water level is controlled at 80cm, the vibration surge period is controlled at 20 times/minute, and the vibration surge plate stroke is controlled at 600mm; and a continuous spray mode is adopted. The separation technique has the characteristics of high environment friendliness, high resource utilization ratio, high treatment effect and high impact resistance, and implements full-automatic control.

The invention relates to a material mixing machine, in particular to a material mixing machine for rare earth ore powder and hydrochloric acid. The material mixing machine for the rare earth ore powder and the hydrochloric acid aims to achieve the technical effects that manual feeding of the hydrochloric acid is not needed, the decomposition rate can be improved, and waste of the hydrochloric acidis avoided. The material mixing machine for the rare earth ore powder and the hydrochloric acid comprises an installation frame, a box, a discharging pipe, a valve, a support rod, a servo motor, a sector gear and the like. The box is installed in the middle of the inner wall of the lower side of the installation frame. The discharging pipe is connected with the lower portion of the left wall of the box. The discharging pipe penetrates through the left portion of the lower wall of the installation frame. The material mixing machine for the rare earth ore powder and the hydrochloric acid achieves the technical effects that manual feeding of the hydrochloric acid is not needed, the decomposition rate can be improved, and waste of the hydrochloric acid is avoided. Through the arrangement of acylinder block and a piston, hydrochloric acid liquid flows into the box intermittently, so that the rare earth powder can be fully oxidized and decomposed, and the effect of improving the decomposing efficiency is achieved.

The present invention discloses a waste toluene recovery method in chemical production. The method comprises the steps of: A, adjusting the pH value of the waste toluene by acid to 2-4, and then stirring; B, adding deionized water, continuing stirring, washing, standing for stratification and extracting a supernatant; C, repeating the step B; and D, recovering toluene by distillation. The method of the present invention can sufficiently remove waste toluene impurities in chemical production, has simple operation and good effect, and solves the problems of waste toluene recycling and reuse in chemical production.

The invention discloses a garbage deodorization method. The garbage deodorization method comprises the following steps: S1, primarily filtering odor by using a dust filter; S2, washing the odor by using an alkaline solution to remove acidic substances and water-soluble gas components in the odor; S3, degrading pollutants with relatively high bond energy in the odor by utilizing high-energy electrons; S4, further oxidizing and decomposing residual molecular fragments of the pollutants in the odor under the action of an oxidation catalyst; and S5, discharging treated gas. The method has the advantages of good deodorization effect, low energy consumption, less generated wastewater and the like. The invention further discloses a garbage deodorization device.

The invention discloses a straw and household garbage co-combustion boiler arranged in a semi-outdoor manner. The straw and household garbage co-combustion boiler comprises a steel frame, a canopy, a boiler chamber, a feed device, a fire grate and a slag and ash discharge device, and is characterized in that the boiler chamber is installed on the steel frame; the canopy is directly borne on a top plate of the steel frame; the fire grate is arranged below the boiler chamber; the slag and ash discharge device is arranged on the lower portion of the fire grate; the boiler chamber is composed of a hearth, a burnout chamber and three flues; the connection flue and the tail flue are arranged behind the boiler chamber; and the boiler chamber, the connection flue and the tail flue form an n shape. The feed device is arranged at the front of the boiler chamber; the bypass flue is installed at the position of an inlet of the tail flue; and a smoke recirculation pipeline is arranged at the position of an outlet.

The invention discloses a graded desorption method for volatile organic compound adsorbed active carbon. The graded desorption method comprises the following steps: carrying out time-phased stepped heating desorption on the volatile organic compound adsorbed active carbon, and according to factors like types, concentrations and properties of volatile organic compounds in waste gas, determining thenumber of time periods and desorption temperature and time of each time period. According to the invention, active carbon is fully and thoroughly desorbed; meanwhile, the concentration of desorbed waste gas can be more balanced; the impact caused by large concentration change on a treatment system is avoided; and the problems of mismatching between a desorption process and a combustion process, incomplete desorption, large fluctuation of the concentration of the volatile organic compounds in desorbed gas, excessive exhaust and high operation and maintenance cost can be solved.

The invention discloses a household garbage pyrolysis gas carbonization treatment system and a process thereof, and relates to the technical field of household garbage treatment, the household garbage pyrolysis gas carbonization treatment system comprises a pyrolysis gas carbonization device, a turning type multi-stage rotational flow oxidation chamber, a reverse type uniform rotational flow purification device, a low-temperature plasma dust removal device and a chimney. The device is scientific in design and reasonable in process, waste gas generated by garbage combustion in the process of preparing a large amount of household garbage can be fully oxidized, decomposed, combusted and completely utilized, combustion tail gas meets the emission standard, the content of sulfur dioxide, nitric oxide, carbon monoxide and nitride in the tail gas can be greatly reduced, and the environment is protected. Secondary generation of dioxin is reduced, and the difficult problem that tail gas reaches the standard in the household garbage gas carbonization process in the prior art and the problem that pipelines in the whole treatment system are blocked by tar in the technical field can be solved.

The invention provides a high-concentration cymoxanil wastewater treatment system and a high-concentration cymoxanil wastewater treatment method using the system. The system comprises a cymoxanil wastewater oxidizer, a micro-interface generator, an evaporation unit and the like; oxygen is broken through a micro-interface generator to form micron-sized bubbles, the micron-sized bubbles have physicochemical properties which conventional bubbles do not have, and it can be known from a calculation formula of the volume and the surface area of a sphere that the total surface area of the bubbles is inversely proportional to the diameter of a single bubble under the condition that the total volume is not changed; therefore, the total surface area of the micron-sized bubbles is huge, so that the micron-sized bubbles are mixed with the cymoxanil wastewater to form a gas-liquid mixture, the contact area of a gas phase and a liquid phase is increased, the cymoxanil wastewater is fully oxidized and decomposed under a relatively low preset condition, the treatment effect of the high-concentration cymoxanil wastewater is optimized, meanwhile, as no catalyst is used, the treatment cost of the high-concentration cymoxanil wastewater is reduced.

The invention relates to the technical field of organic pollutant treatment, and particularly discloses a composition for degrading polycyclic organic matter as well as a preparation method and application of the composition. The composition for degrading the polycyclic organic matter comprises biomass charcoal, ferric salt, compound microorganisms, sodium alginate and calcium phosphate, wherein the compound microorganisms comprise bacillus subtilis, pseudomonas and serratia marcescens. The composition for degrading the polycyclic organic matter, provided by the invention, can efficiently degrade the polycyclic organic matter which are difficult to degrade in wastewater, is wide in raw material source, low in cost, free of toxic chemical components and free of secondary pollution, particularly has an excellent treatment effect on petrochemical engineering and coking wastewater, has extremely high application value in the field of wastewater treatment.

The invention provides a mixer and a high-temperature flue gas treatment device with the same. The mixer comprises a shell and an isolation column, wherein a first gas inlet connected with a first gassource is formed in the bottom of the shell, a gas outlet is formed in the top of the shell, the isolation column is of a vertically-through hollow structure, one end of the isolation column penetrates through the shell and extends into the shell, a second gas inlet connected with a second gas source is formed in the other end of the isolation column, a plurality of through holes are formed in the isolation column located in the shell, a partition plate spirally wound around the isolation column is arranged in the shell, the inner end of the partition plate is in sealed connection with the isolation column, the outer end of the partition plate is in sealed connection with the inner wall of the shell, the partition plate divides the interior of the shell to form a spiral runner, the bottomend of the spiral runner communicates with the gas inlet, and the top end of the spiral runner communicates with the gas outlet. The contact area and the contact time of the first gas and the secondgas can be effectively increased, so that the second gas is in full contact with the first gas.

The invention discloses a smoldering type household waste incineration treatment device and a use method thereof. The smoldering type household waste incineration treatment device comprises an incinerator and a tail gas treatment device communicating with the incinerator. The smoldering type household waste incineration treatment device has the beneficial effects that by the matching of an inner incinerator body and an outer incinerator body, intermittent oxygen supply is adopted, and gas for sustained combustion can be accessed to the inner incinerator body simply when a through hole communicates with a feeding channel, an air inlet channel and a smoke vent, so that the combustion of the inner incinerator body is kept in a smothering stage, fuel consumption and the content of nitrogen oxide in flue gas are reduced; the inner incinerator body, at a set rotational speed, allows air to be fully contacted and mixed with waste and allows the air to be fully contacted and mixed with the flue gas and the disturbance is full, so that noxious substances are subjected to oxygenolysis in a short time; large grain impurities and an irritation smell in the exhausted flue gas are filtered through a filter screen and a deodorization layer, and finally the raising flue gas is subjected to spraying desulfurization by employing a spray head, thus dedusting, deodorization and desulfurization treatment on the flue gas are completed.

The invention discloses a cement active mixed material prepared from waste incineration fly ash and cyanidation tailings and a preparation method thereof.The preparation method comprises the steps that the waste incineration fly ash and the cyanidation tailings are compounded according to a proper proportion to be prepared into granules with the proper size, the granules are sintered in a sintering furnace at the high temperature of 1,100 DEG C or above and quenched to obtain a sintered body, then the sintered body is ground to a certain fineness, and the cement active mixed material is obtained. The problem that the environment is polluted by the waste incineration fly ash and the cyanidation tailings is solved, the complementary and synergistic effects of the two components are utilized, bulk resource utilization of the two solid wastes is achieved, the stable source of the cement active admixture is expanded, and the cement production cost is reduced. The method has remarkable economic benefits, environmental benefits and social benefits.

The invention provides a glyphosate production wastewater treatment system and a glyphosate production wastewater treatment method using the system. The glyphosate production wastewater treatment system comprises a glyphosate wastewater oxidizer, a micro-interface generator, a primary filtration sedimentation tank and the like; oxygen is broken through a micro-interface generator to form micron-sized bubbles, the micron-sized bubbles have physicochemical properties which conventional bubbles do not have, and it can be known from a calculation formula of the volume and the surface area of the sphere that the total surface area of the bubbles is inversely proportional to the diameter of a single bubble under the condition that the total volume is not changed; therefore, the total surface area of the micron-sized bubbles is huge, so that the micron-sized bubbles are mixed with the glyphosate wastewater to form a gas-liquid mixture, the contact area of the gas phase and the liquid phase is increased, the glyphosate wastewater is fully oxidized and decomposed under a relatively low preset condition, and the industrialization difficulty of glyphosate production wastewater treatment is effectively reduced.

The invention discloses an industrial waste gas treatment system. The industrial waste gas treatment system comprises a bottom plate, wherein the top part of the bottom plate is fixedly connected witha box body; a protection cover is arranged at the top of the bottom plate and is fixedly connected with one side of the box body; a first separation plate and a second separation plate are fixedly connected between two sides of an inner wall of the box body in sequence from top to bottom; the bottom part of the inner wall of the box body is rotatably connected with a stirring shaft through a bearing seat; the top end of the stirring shaft penetrates through the second separation plate and extends to the top part of the second separation plate; the stirring shaft extends to the outer surface of the second separation plate and a stirring head sleeves the outer surface of the stirring shaft. The industrial waste gas treatment system relates to the technical field of industrial waste gas treatment. According to the industrial waste gas treatment system and method, disclosed by the invention, the treatment effect is greatly enhanced and the aim of carrying out multi-grade comprehensive treatment on industrial waste gas is realized, and solid particles, harmful substances and organic gas in the industrial waste gas are completely treated in a graded flow manner, and a condition that pollution to an external air environment is caused by the industrial waste gas is avoided very well.

The invention provides a riverway oxygenation device and an oxygenation method thereof. The riverway oxygenation device comprises a floating platform, oxygen injection mechanisms, a sterilization mechanism and an oxygen dissolving mechanism, installation floating plates are fixedly installed on the two sides of the floating platform, a bearing plate is installed on the rear end face of the floating platform, and the floating platform, the installation floating plates and the installation floating plates form a riverway oxygenation base station. One oxygen injection mechanism used for increasing the oxygen content of water liquid in a river channel is installed at the bottom of each installation floating plate, the sterilization mechanism used for reducing the microorganism content of riverwater is installed at the bottom of the floating platform, and the oxygen dissolving mechanism used for increasing the dissolved oxygen content of the water liquid in the river channel is installed at the bottom of the floating platform. The riverway oxygenation device and the oxygenation method thereof have the advantages that the mixing contact area of air and water is increased, and the stability is good.

The invention provides a high-efficiency energy-efficient fuel additive. The high-efficiency energy-efficient fuel additive comprises benzene residues, sodium chloride, potassium permanganate, rare earth chloride, and calcium carbonate or sodium carbonate in a weight ratio of (4.7-6): (3-4.5): 0.5: 0.5: (3-5). The additive provided by the invention has the advantages of fast fire ignition, long combustion time, little slag, no smoke, no irritant gases, great caloric power, etc.; and the additive allows a coal usage amount (in terms of raw coal) to be reduced by 40% or more, so obvious benefitbenefits are produced.