19results about How to "Improve the carbonization effect" patented technology

The invention discloses a high-efficiency flame-retardant artificial board, a flame retardant and a preparation method thereof. The flame retardant for the artificial board comprises a polyphosphate compound, ammonium borate, boric acid and delignified biomass cellulose in a mass ratio of 5: (3-5): (2-5): (2-4). According to the flame retardant, by means of the synergistic effect of the polyphosphate compound, ammonium borate and boric acid, the carbonization capacity of an artificial board under the high-temperature condition is remarkably enhanced, a compact carbon layer is formed, therefore, heat and oxygen transfer is effectively prevented, and the flame retardant effect is greatly improved. The oxygen index of the prepared environment-friendly efficient flame-retardant artificial board reaches 37% or above, toxic and harmful gas is not released in the combustion process, and the environment-friendly performance is good. The cellulose is used as a carrier of the flame retardant, and the oxidation resistance of the boric acid is combined, so that the mechanical property of the artificial board is improved, the thermal stability of the artificial board is improved, and the good balance of the flame retardant property and the mechanical property is realized.

The straw carbonization, granulation and fertilizer preparation integrated equipment comprises a carbonization machine body and a smashing cylinder, the smashing cylinder is arranged above the carbonization machine body, the top of the smashing cylinder is communicated with a drying box, a feeding port is formed in the top end of the drying box, two heating rollers are rotationally connected into the drying box, and the two heating rollers are arranged in the drying box. Two hollow rotating cylinders are rotationally connected into the drying box, air outlet holes are formed in the peripheries of the hollow rotating cylinders, the two ends of each hollow rotating cylinder penetrate through and extend out of the crushing cylinder, one end of each hollow rotating cylinder is connected with a rotating connector, a fixed supporting plate is installed on one side of the drying box, and an air heater is installed on the fixed supporting plate; the air outlet end of the air heater is communicated with a [-shaped air conveying pipe, the two ends of the [-shaped air conveying pipe are communicated with air supply pipes, and one end of each air supply pipe is connected with a rotary connector. The straw drying device has the beneficial effects that the descending speed of straw is low, the straw can be fully heated and dried, the straw drying effect is improved, the carbonization effect is improved, and the fertilizer making effect is improved.

The application provides an agricultural modular container type organic solid waste carbonization system, which comprises a container, an electromagnetic heating rotary carbonization furnace, a first annular pre-treatment box, a second annular pre-treatment box, a rotating screening mechanism, a tail gas treatment module and a remote controller.

This utility model discloses a carbonization tank-ice liner composite structure and a water purifier, belonging to the field of water purifiers. It includes: an ice liner body with an ice liner cavity; a carbonization tank body fixed within the ice liner cavity, also containing a carbonization cavity; an air inlet pipe body including an inlet end and an outlet end, the outlet end located within the carbonization cavity and the inlet end located outside the ice liner body; a carbonization water inlet pipe body including a carbonization water inlet and a carbonization water outlet, the outlet located within the carbonization cavity and outside the ice liner body; and an aerator water outlet pipe body including an aerator water inlet and an aerator water outlet, the inlet located within the carbonization cavity and the outlet located outside the ice liner body. The carbonization tank body, located within the ice liner cavity, utilizes the ice water within the ice liner cavity for cooling, ensuring the carbonization effect while reducing overall volume.

The invention discloses a raised dust suppression method for a spoil slope. The raised dust suppression method for the spoil slope comprises the following steps: uniformly spraying a magnesium oxide solution on the surface of the spoil slope, then spraying a urea solution on the surface of the spoil slope, and maintaining the spoil slope for more than 12 hours, the steps are repeated for multiple times so as to conduct multiple rounds of treatment on the spoil slope; wherein the urea solution further comprises urease bacteria, and the urease activity of the urease bacteria is larger than 6 mM urea / min; in each round of treatment, the mass ratio of urea in the sprayed urea solution to magnesium oxide in the sprayed magnesium oxide solution is (60-240): (15-32). According to the method, the functions of inhibiting flying dust and improving the air quality in a long-acting manner can be achieved; meanwhile, the method can be flexibly applied to a construction site and has the characteristics of low cost, simplicity and convenience in operation, safety, environment friendliness and the like.

The utility model belongs to the technical field of activated carbon carbonization furnaces, and particularly relates to an activated carbon carbonization furnace with a cooling and discharging structure, which comprises a furnace body, a furnace cover is rotatably connected to the front end of the furnace body, a partition cooling assembly is rotatably connected to the inside of the furnace body, and the partition cooling assembly comprises a water through vertical cylinder, a central pipe and a transfer box. According to the activated carbon carbonization furnace disclosed by the utility model, by arranging the separating and cooling assembly rotationally connected in the furnace body, the central pipe distributed from inside to outside and the multi-layer space between the five water passing vertical cylinders, activated carbon is scattered and is separated into a plurality of temporary storage spaces; the transfer box at the front end introduces cooling water into the five water passing vertical cylinders through a plurality of through holes, meanwhile, cooling water is also introduced into the center pipe, the contact time and the contact area of the cooling water and the activated carbon can be effectively prolonged, and the cooling water makes contact with the activated carbon in a large area so as to cool the activated carbon.

The utility model relates to the technical field of material science, in particular to a carbon sequestration system. The carbon sequestration system comprises a feeding assembly, a first reactor, a second reactor and carbon supply equipment, the feeding assembly is used for providing steel slag powder, the first reactor is connected to the downstream side of the feeding assembly and used for receiving the steel slag powder conveyed by the feeding assembly, and the second reactor is connected to the downstream side of the first reactor and used for receiving the steel slag powder conveyed by the feeding assembly. The second reactor is connected with the first reactor and used for receiving the steel slag powder conveyed by the first reactor, the carbon supply equipment is connected with the first reactor and used for conveying carbon dioxide-containing flue gas to the first reactor, so that the steel slag powder in the first reactor and carbon dioxide in the carbon dioxide-containing flue gas are subjected to primary carbonation reaction, and the carbon supply equipment is connected with the second reactor and used for conveying carbon dioxide in the second reactor. And the second reactor is used for conveying carbon dioxide-containing flue gas to the second reactor, so that the steel slag powder in the second reactor and carbon dioxide in the carbon dioxide-containing flue gas are subjected to secondary carbonation reaction. The carbonation efficiency of the steel slag powder in the carbon sequestration system is high, and the carbon sequestration rate is high.

The utility model relates to the related technical field of activated carbon processing device, concretely is a kind of carbonization device for efficient activated carbon production, including heating furnace, furnace door is installed in heating furnace front end, the filter box is set in heating furnace rear portion, and suction fan is installed on filter box, diffusion cover is installed in heating furnace inner chamber rear portion, suction fan is indirectly connected with diffusion cover through the air inlet hole of heating furnace rear end setting, and the carbon dioxide and sulfur dioxide and other gases in the air in processing process are absorbed by the cooperation of filter box and suction fan, improve carbonization effect, by taking rod to conveniently take out the object plate in heating furnace, have stronger use flexibility.

The invention relates to a method for predicting initial carbonation reaction difference of C2S with different crystal forms. Relates to an analysis method for C2S initial carbonation reaction difference. The method comprises the following steps: S1, constructing a model; S2, setting the model; S3, analyzing a result; and S4, drawing a conclusion to obtain the active degrees of carbonation reactions of different crystal forms of CO2 and HCO3 in different reaction periods. According to the method, the current situation that in the prior art, the key step mechanism of activation of CO2 molecules and HCO3 <-> ions in C2S carbonization is difficult to represent and predict is solved, the reaction free energy surface is innovatively revealed through meta-dynamics, so that the reaction path is quantitatively known, and a digital research thought is creatively provided for cement-based material design. By researching the initial reaction of carbon dioxide and carbonic acid molecules on the surfaces of different crystal forms of C2S and the interaction between the molecules and the surfaces, the acid-activated hydration mechanism and carbonization mechanism are disclosed, which are of great significance for realizing high-carbonization performance and high-stability carbon sequestration materials and understanding the carbonization behavior of the carbon sequestration materials.

The utility model relates to the technical field of bubble water preparation, in particular to a carbonization system and a water outlet device, and the carbonization system comprises a cold water tank, a carbonization tank, a refrigeration module, a pressurization device and a heat preservation assembly. The carbonization tank is integrally suspended at the bottom of the cold water tank, a fixed distance is formed between the outer wall of the carbonization tank and the inner wall of the cold water tank, and the water inlet pipe, the water outlet pipe and the air inlet pipe penetrate through the bottom of the cold water tank and make contact with cold water to ensure low temperature in the carbonization tank. A water-stop sheet is arranged at the top of the carbonization tank to prevent normal-temperature water from entering the carbonization area. Small holes with the diameter of 0.8-1.2 mm are formed in the water inlet pipe, water flow impacts the inner top surface of the carbonization tank to form a dispersion effect, carbon dioxide mixing is promoted, and the water outlet device comprises the carbonization system. According to the system, by optimizing the structural design, the cold water replacement efficiency and the cold water outlet amount are improved, the influence of heat exchange on the temperature of the carbonization tank is reduced, and the taste of sparkling water is improved.

This utility model discloses a microbial carbon fixation enhanced recycled aggregate device with stirring function, including an air inlet device, a liquid inlet device, a reaction vessel body, and a collection device. The air inlet device includes a vacuum pump and a carbon dioxide cylinder, with an inlet pipe connected to the carbon dioxide cylinder. The inlet pipe is equipped with a thickened valve, a valve handwheel, a pressure gauge, and an inlet valve. The vacuum pump is connected to the side of the reaction vessel body via a flange. Thus, the heating furnace performs a carbonization reaction by mixing microbial slurry, calcium source solution, and recycled aggregate in the reaction vessel. The recycled aggregate is placed in the reaction vessel, and the device controller controls the introduction of carbon dioxide, the spraying of the solution, and the stirring of the recycled aggregate within the reaction vessel. After carbonization, the aggregate enters the aggregate collection area. This device achieves more uniform carbonization of the recycled aggregate, improves the modification effect of microbial enhanced recycled aggregate, and is suitable for enhancing recycled aggregate with carbon-fixing bacteria.

The novel low-carbon recycled aggregate surface strengthening micro-powder carbon mineralization integrated equipment disclosed by the application comprises a rack, a carbonization cylinder one and a carbonization cylinder two, the carbonization cylinder one is horizontally installed on the rack through vibration, the top surface of the carbonization cylinder one is provided with a lower hopper, the top surface of the carbonization cylinder one is provided with an inlet, the lower hopper is provided with a buffer sealing structure, the bottom surface of the carbonization cylinder one is provided with a first discharge port and a second discharge port, the first discharge port is provided with a filter screen, the lower portion of the carbonization cylinder one is provided with the two carbonization cylinder two, the upper ends of the two carbonization cylinder two are in one-to-one correspondence with the first discharge port and the second discharge port and are communicated with the first discharge port and the second discharge port, the carbonization cylinder two is provided with a stirring rod, the lower ends of the two carbonization cylinder two are provided with lower outlets, the top surfaces of the two carbonization cylinder two are respectively provided with an air inlet and a liquid inlet, the carbonization cylinder one is provided with a rod body and a spiral blade, the rod body is provided with a rubbing part, and the surface of the rubbing part is provided with a stripping surface. Compared with the prior art, the carbonization effect of the aggregate is better.

The invention relates to the field of biomass carbonization, and discloses biomass carbonization equipment which comprises a shell, an inner furnace is arranged in the shell, a bottom heater is arranged at the bottom end of the inner furnace, side heaters are arranged on the two sides of the inner furnace, a push ring is slidably arranged at the bottom end of the inner wall of the inner furnace, a transverse plate is arranged at the bottom end of the push ring, and the bottom end of the transverse plate is fixedly connected with the bottom end of the inner wall of the inner furnace. An annular gas conveying pipe is arranged above the push ring, a plurality of nozzles are fixedly mounted at the bottom end of the annular gas conveying pipe, a second preheating circular truncated cone is arranged at the position, above the annular gas conveying pipe, of the inner furnace, and a first preheating circular truncated cone is arranged above the second preheating circular truncated cone; the outer side of the first preheating circular truncated cone and the outer side of the second preheating circular truncated cone are fixedly connected with the inner wall of the inner furnace through a plurality of connecting transverse rods correspondingly, one side of the inner furnace is fixedly connected with a cooling bin communicating with the interior of the inner furnace, and a partition assembly is fixedly installed at the top end of the cooling bin. Meanwhile, cooling treatment after carbonization is facilitated.

The invention discloses a high-strength MPP cable protection tube, belongs to the technical field of cable processing, and is used to solve the technical problem that the strength and flame retardant performance of the MPP cable protection tube in the prior art need to be further improved; the invention comprises: a flame retardant shielding layer, and an MPP layer wrapped outside the flame retardant shielding layer, wherein a modified cross-linking agent is prepared, and a modified polypropylene is radiatively cross-linked to form a complex spatial structure, zeolite is modified to obtain a modified foaming aid having a large number of active sites, and a foaming agent is filled inside the modified foaming agent to obtain a modified foaming agent, and the cross-linked polypropylene is fully foamed through the gas slow release effect of the internal pores, and the cross-linked polypropylene is used as a heterogeneous nucleation site to form a β crystal form, thereby improving the strength of the material, and the protective tube has excellent flame retardant performance through the synergistic cooperation between the hierarchical structures, and finally a high-strength MPP cable protection tube with high ring stiffness, wear resistance, flame retardancy and high electromagnetic shielding effectiveness is obtained.

The present invention belongs to the technical field of wastewater and waste residue treatment, and specifically relates to a wastewater and waste residue clean treatment system and treatment method, the system includes a smelting module, a waste gas treatment module, a waste water treatment module and a waste salt treatment module arranged in sequence, the waste gas treatment module has a waste gas inlet, a waste water outlet and a desulfurized gypsum slag outlet, the waste water treatment module has a waste water inlet and a waste salt outlet; the waste salt treatment module includes: a first additive supply unit, a carbonization unit, for introducing a first additive and / or a second additive into the waste salt, the second additive being the desulfurized gypsum slag from the waste gas treatment module; a fluorine content detection unit, a control unit, for executing the introduction of a first additive and / or a second additive into the waste salt according to the fluorine content in the waste salt. The present invention can effectively treat the wastewater and waste residue thoroughly, realize efficient treatment of the waste salt produced therefrom to facilitate subsequent cleaning and high-value utilization, and has low de-hardening cost.

This invention discloses a composite catalyst with high resistance to coking in methane dry gas reforming. The composite catalyst is composed of three components: a supported nickel-based catalyst, a nitrogen-doped carbon-supported molybdenum catalyst, and an inert support. The invention also discloses its application in methane dry gas reforming. After hydrogen reduction, the composite catalyst exhibits excellent activity and stability under high space velocity reaction conditions in methane dry gas reforming, overcoming the deficiency of Ni-based catalysts in methane dry gas reforming that are prone to coking and deactivation under high-temperature conditions.

The invention belongs to the technical field of flame-retardant textile materials, and particularly relates to a carbon nanohorn-based ammonium polyphosphate composite flame-retardant textile fabric and a preparation method thereof. Preparing an ammonium polyphosphate solution, and uniformly dispersing the single-walled carbon nanohorns in the ammonium polyphosphate solution to obtain a spraying solution; the preparation method comprises the following steps: soaking a textile fabric in a sodium hydroxide solution, cleaning, drying, uniformly spraying the spraying liquid on the surface of the textile fabric, recording the spraying completion of the front and back surfaces of the textile fabric as one cycle, drying the textile fabric after each cycle, and circularly spraying for at least 6 times to obtain the carbon nanohorn-based ammonium polyphosphate composite flame-retardant textile fabric. The carbon nanohorn is used as a raw material, and the single-walled carbon nanohorn can exert double effects of flame retardance and self-extinguishing, so that the heat release rate, the total heat release amount and the average heat release rate of textile fabric combustion are reduced. The prepared textile fabric has excellent flame retardant property, and has wide application prospects in the fields of protective clothing, home decoration and the like.

The invention belongs to the technical field of cement material curing, and discloses waste incineration bottom ash alkali-activated cement material curing equipment which comprises a box body, a purging assembly and a diffusion assembly, the diffusion assembly is installed at the bottom of the box body, the purging assembly is installed at one end of the box body, and the diffusion assembly comprises a cylindrical fixing shell installed at the bottom of the box body; a plurality of diffusion holes are formed in the bottom and the outer wall of the fixed shell, a rotating rod is installed on the inner wall of the fixed shell, and a first fan and a second fan are installed on the outer walls, located above and below the partition plate, of the rotating rod respectively. By arranging the diffusion assembly, carbon dioxide gas can be uniformly diffused to the surface of a material, and during carbonization, the carbon dioxide gas is driven to flow around through the rotation of the second fan, so that the carbon dioxide gas is uniformly diffused to the surface of the cement material, and uniform carbonization is realized; the carbon dioxide gas at each part of the cement material is uniform, and the carbonization uniformity of the cement material is improved.

A heating device is used for conveying high-temperature gas into the furnace body, the furnace body comprises an inner furnace body for containing materials and an outer furnace body arranged on the outer side of the inner furnace body in a sleeving mode, and the heating device penetrates through a gas inlet formed in the position of the outer furnace body to be communicated with a heating space between the outer furnace body and the inner furnace body; the furnace body further comprises an exhaust port penetrating through the outer furnace body. The furnace body further comprises a plurality of heat conduction pieces inserted into the inner furnace body, each heat conduction piece comprises a first heat conduction section located between the inner furnace body and the outer furnace body, a second heat conduction section located in the inner furnace body and a connecting heat conduction section connecting the first heat conduction section and the second heat conduction section, and the second heat conduction sections are arranged on the connecting heat conduction section in a radial mode. The furnace body further comprises heat gathering channels formed between the inner furnace body and the outer furnace body, and each first heat conduction section corresponds to one heat gathering channel. And by arranging the heat conduction piece, the heat exchange area is increased, each part of the sludge heap can be stably heated, and the carbonization effect is better.