14results about How to "Reduce supercooling" patented technology

The invention provides a preparation method of porous carbon for a silicon-carbon negative electrode material, and belongs to the field of lithium ion battery negative electrode materials. The preparation method of the porous carbon for the silicon-carbon negative electrode material comprises the following steps: crushing and grading, activating and pore-forming, washing and purifying, and carbonizing at high temperature. According to the preparation method of the porous carbon for the silicon-carbon negative electrode material, the technical problems that the yield of the porous carbon for the current silicon-carbon negative electrode material is difficult to increase, the activation process is difficult to control, the activation efficiency is low, the activation effect is poor and the metal pollution prevention and control cost is high are solved, and meanwhile, the uniformity of the pore structure of the porous carbon for the silicon-carbon negative electrode material is further improved; the quality of porous carbon is improved; the production efficiency is improved; and the production cost is reduced.

The utility model relates to a semi-coke tail gas treatment system which comprises a purifier, a fan, a preheater, a reactor, a heat exchanger and a gas-liquid separator which are sequentially arranged in the flowing direction of semi-coke tail gas, the purifier is used for removing impurities influencing the activity of an oxygen carrier in the semi-coke tail gas, and the fan is used for pressurizing the purified semi-coke tail gas and then feeding the pressurized semi-coke tail gas into the preheater for heating; a pipeline between the preheater and the fan is communicated with a nitrogen pipeline and a water vapor pipeline, and the reactor is used for accommodating iron oxide, so that semi-coke tail gas heated by the preheater enters the reactor and then reacts with the iron oxide to generate ferrous oxide; the nitrogen pipeline is used for guiding nitrogen to sequentially purge the preheater, the reactor, the heat exchanger and the gas-liquid separator after the reaction of the semi-coke tail gas and iron oxide, and the water vapor pipeline is used for guiding water vapor to enter the reactor and react with ferrous oxide to generate hydrogen after nitrogen purging; the technical problems that methane and carbon monoxide in semi-coke tail gas cannot be utilized, and the heat value of the semi-coke tail gas is low are solved.

The invention relates to a hot zone gas treatment unit of a solid oxide fuel cell. A mixer is transversely arranged in a combustion pipe, a combustion cavity is formed in the lower end of the mixer, an anode waste gas conveying pipe and a cathode waste gas conveying pipe are arranged at the upper end of the mixer, the anode waste gas conveying pipe and the cathode waste gas conveying pipe are connected into the galvanic pile, and the lower ends of the anode waste gas conveying pipe and the cathode waste gas conveying pipe are communicated with the combustion cavity. The preheating pipe and the heat exchanger are sleeved on the combustion pipe, a deionized water conveying pipe, a fuel conveying pipe and a mixed gas conveying pipe are arranged outside the preheating pipe, the mixed gas conveying pipe is communicated with the reformer, a reforming conveying pipe at the lower end of the reformer penetrates through the heat exchanger and is connected into the electric pile, and an air pipe penetrates through the heat exchanger and is connected into the electric pile. Waste gas conveyed by the anode waste gas conveying pipe and the cathode waste gas conveying pipe is combusted in the combustion cavity to generate heat, preheated fuel and deionized water are vaporized, the mixed fuel and vaporized deionized water enter the reformer, then are heated by the heat exchanger and enter the electric pile, and heat recycling is achieved.

The utility model relates to the technical field of condensation reaction equipment, and discloses a condensation reaction kettle for preparing a rubber antioxidant, which comprises a reaction kettle main body and a driving motor fixedly arranged at the top of the reaction kettle main body, the output end of the driving motor is fixedly connected with a rotating shaft, and a mixing component is arranged at the joint of the rotating shaft and the reaction kettle main body. Through the arrangement of the mixing assembly, when materials in the reaction kettle main body are axially mixed and stirred, the rotary drum drives the blades to rotate in the reaction kettle main body, so that the materials in the reaction kettle main body can be longitudinally mixed, and the materials in the reaction kettle main body can be uniformly mixed through axial and longitudinal double stirring; compared with the prior art, the reaction kettle has the advantages that reactants can be fully contacted and mixed in the reaction kettle main body, so that the reaction speed is increased, and the two rotary drums drive the blades to rotate in opposite directions in the reaction kettle main body, so that strong shearing force and vortex can be formed during mixing, materials can be more effectively scattered and mixed, and the mixing uniformity is obviously improved.

The utility model discloses a floor heating water collecting and distributing device, which relates to the technical field of floor heating accessories and comprises a water distributing pipe and a water return pipe, a plurality of branch pipes are arranged at the bottom end of the water distributing pipe, a plurality of branch pipes are arranged at the bottom ends of the branch pipes, and water outlet valves are arranged at the bottom ends of the branch pipes; a plurality of return branch pipes are arranged at the bottom end of the return water pipe, and connecting pipes are arranged at the bottom ends of the return branch pipes; a plurality of mounting mechanisms are arranged on the outer sides of the water distribution pipe and the water return pipe; and exhaust valves are arranged at the tops of one ends of the water distribution pipe and the water return pipe. The water distributor is reasonable and reliable in structure, heat energy in a heating system can be evenly distributed through the water distributor, each area can obtain equal heat through the balanced design, the heat efficiency of the whole heating system is improved, water flow balance is guaranteed through the branch pipes and the return branch pipes which are the same in number, and the service life of the heating system is prolonged. The balance can reduce the problem that some areas are overheated or overcooled, and the consistency of the indoor temperature is kept.

The application discloses a kind of based on deep learning's plate shape control spray flow optimization method, it is characterized in that include following steps: S1 data acquisition: obtain plate specification parameter, process parameter, spray system state parameter and plate shape measurement data, and with time stamp and volume number / rolling section identification;S2 data pre-processing: to the acquisition data is washed, abnormal processing, normalization or standardization, feature engineering, and with sliding time window Construction time series sample;S3 prediction model: the sample after pre-processing is input into long short-term memory network containing self-attention mechanism, and the flow setting value of spray system is output;By this method, the dynamic optimization and real-time adjustment of spray flow can be realized, the plate shape control precision and production adaptability are improved, and the trial-and-error cost and artificial experience dependence are reduced.

The invention belongs to the technical field of high-temperature alloy smelting, and relates to a process for improving the surface quality of a first-class Ni-Fe-Cr-based high-temperature alloy consumable cast ingot and application. Comprising the following steps: firstly, performing vacuum induction melting on a high-temperature alloy to obtain a high-temperature alloy VIM electrode; then, the high-temperature alloy VIM electrode is subjected to protective atmosphere electroslag smelting, and a high-temperature alloy ESR electrode is obtained; and the high-temperature alloy ESR electrode is subjected to annealing treatment, finally, the high-temperature alloy ESR electrode is subjected to vacuum consumable smelting, and a high-quality high-temperature alloy ingot is obtained. According to the high-temperature alloy cast ingot produced through the method, forging cogging can be carried out after direct homogenization without scaling treatment, the production process is shorter, the delivery pressure is smaller, and the cost is lower.

The utility model discloses a circular spinning preheating furnace, which relates to the technical field of preheating furnaces, and comprises a furnace body, a furnace bottom, a material taking furnace mouth, a material rack, a burner and a hot air circulating fan, the furnace body is cylindrical, the furnace body is rotatably arranged at the upper end of the furnace bottom, and the bottom of the furnace bottom is fixedly connected with a guide rail; the material taking furnace opening is formed in the outer side of the furnace body, the material frame is arranged in the furnace body, the combustion engine is fixedly installed in the furnace body, and the hot air circulating fan is fixedly installed at the top end of the furnace body. According to the preheating furnace, the workshop space can be more effectively utilized, meanwhile, heat can be evenly spread, too large local temperature difference is avoided, meanwhile, the furnace bottom can be driven by the motor to rotate, a workpiece can be more evenly heated in the preheating process, and the problem that heat transmission at the fixed position is not even is solved.

The utility model relates to the technical field of chemical equipment, in particular to a chemical crystallization regulation and control device which comprises a barrel and a temperature control assembly, an installation groove is formed in the barrel, the inner wall of the installation groove is fixedly connected with the temperature control assembly, and the temperature control assembly comprises a heating pipe fixedly connected to the inner wall of the installation groove. An electric heating wire is fixedly connected to the interior of the heating pipe, a condensation pipe is fixedly connected to the inner wall of the mounting groove, an insertion groove is formed in the surface of the barrel, the surface of the water inlet end of the condensation pipe is connected with the inner wall of the insertion groove in an inserted mode, a threaded groove is formed in the water inlet end of the condensation pipe, and a sealing cover is in threaded connection to the surface of the threaded groove; and the inner wall of the cylinder body is fixedly connected with a temperature detection sensor. According to the utility model, the temperature control assembly is arranged, so that the temperature of materials in the barrel body can be increased and decreased, the influence of temperature fluctuation on crystal growth is effectively reduced, and the quality of a crystallized product is remarkably improved.

The utility model belongs to flue gas purification and waste heat recovery technical field, concretely relates to a kind of multistage filter and heat exchanger combined type flue gas treatment structure, including heat exchanger and multistage filter unit, and the gas outlet of heat exchanger rear end and the gas inlet of multistage filter unit front end are linked, and heat exchanger includes and the heat exchanger shell that multistage filter unit is linked, the outside of heat exchanger shell is provided with cooling medium feed pipe and cooling medium discharge pipe, and multiple heat exchange pipes are fixedly connected between cooling medium feed pipe and cooling medium discharge pipe, the inside of heat exchanger shell is provided with heat exchange zone, and heat exchanger shell is provided with and the space adjusting piece that heat exchange zone is adapted is set. The utility model can make the multiple heat exchange fins inside heat exchanger shell can be evenly contacted with flue gas, relatively uniform heat exchange is carried out, and local overheating or supercooling phenomenon is reduced.

The invention provides a self-made cooling system for a photovoltaic aluminum profile vertical oxidation pickling tank. The self-made cooling system comprises a bath cooling pool, a pickling tank, a refrigeration coil, a compression refrigeration assembly, a laminar flow fin plate, a liquid guide box, a stirring screw rod, a driving motor, a multi-layer cooling channel, a self-adaptive cooling system and a pulse type cooling liquid flow control technology. The periphery of the pickling tank is spirally wound with the refrigerating coil, and refrigerating fluid is cooled through the compression refrigerating assembly, so that balanced cooling of pickling fluid is ensured. And due to the combined design of the laminar flow fin plate and the liquid guide box, the pickling solution is uniformly distributed, and local overheating or supercooling is prevented. The self-adaptive cooling system adjusts the cooling intensity of each area in real time through an intelligent temperature sensor network, and the temperature uniformity is guaranteed. The pulse type cooling liquid flow control technology further improves the cooling effect, and formation of a cold area and a hot area is avoided. The system further comprises a temperature control module and a liquid level monitoring and automatic filling system, and stable operation of the system is ensured.

The utility model provides a cooling assembly for forge piece machining, which relates to the field of forge piece machining and comprises an outer cylinder, a stirring assembly rotatably connected to the inner wall of the outer cylinder, a supporting assembly slidably connected to the bottom end of the inner wall of the outer cylinder, and a driving assembly rotatably connected to the bottom end of the inner wall of the outer cylinder. A spiral block is fixedly connected to the inner wall of the rotating barrel, a bottom barrel is fixedly connected to the bottom end of the rotating barrel, an electromagnetic valve is installed at the top end of the bottom barrel, an electromagnet is installed in the bottom barrel, and an outlet hole is formed in the bottom end of the inner wall of the outer barrel, so that uniform flowing and stirring of liquid are ensured through the internal spiral block, and formation and aggregation of bubbles are remarkably reduced; therefore, the covering effect of the cooling liquid on the surface of the forge piece is improved. The improvement not only improves the cooling uniformity, but also improves the quality and consistency of final products by reducing local overheating or supercooling in the cooling process.

The invention is applicable to the technical field of lime slaking equipment, and particularly relates to steelmaking sintering batching modular lime slaking equipment which comprises a mixing barrel main body, a mixing barrel top cover is arranged at one end of the mixing barrel main body, a first lifting block is slidably connected to the surface of the mixing barrel main body, and an electromagnet block is mounted in the first lifting block; a driving assembly is arranged on the surfaces of the mixing barrel main body and the first lifting block, and the driving assembly is used for driving the first lifting block to move. By accurately, efficiently and uniformly injecting the ingredients into the lime slurry, the uniformity of the sintered ingredients can be remarkably improved, so that an important positive influence is generated on a sintering process and a steelmaking effect. Firstly, the complete reaction of the lime in the sintered ore is ensured through the uniform distribution of the ingredients, so that the chemical components and alkalinity of the mineral aggregate are accurately controlled;

The invention discloses a novel breeding cultivation frame device, and relates to the technical field of breeding cultivation frames. The device comprises a cultivation frame base, a cultivation frame main body pipeline and a seedling raising device, the cultivation frame main body pipeline is fixedly installed outside the cultivation frame base, the seedling raising device is fixedly connected with the cultivation frame main body pipeline, and a nutrient solution water circulation assembly is fixedly installed outside the cultivation frame main body pipeline; the nutrient solution water circulation assembly comprises a cultivation frame filter screen, a spiral water pump, a triangular pipeline, a first connecting pipeline and a bent pipeline, a second connecting pipeline is fixedly installed outside the cultivation frame main body pipeline, and a seedling taking assembly is fixedly installed outside the second connecting pipeline. According to the breeding cultivation frame, water flow of the breeding cultivation frame can circularly flow and be purified, seedlings can be rapidly taken by arranging the seedling taking assembly, and follow-up planting is facilitated.