18results about How to "High heating temperature" patented technology

The application discloses a magnesium-based composite material and a preparation method and application thereof. The magnesium-based composite material comprises ferroferric oxide and a magnesium alloy. The magnesium alloy comprises the following components in percentage by weight: 3wt.%-6wt.% of Zn, 0.3wt.%-0.8wt.% of Ca, and the rest of Mg and inevitable impurities. The magnesium-based composite material can effectively solve the problem that micron-sized particles are easy to agglomerate in a metal liquid when the magnesium alloy is modified, and the plasticity of the alloy is reduced and the alloy is not easy to be formed.

The utility model discloses a circumferential auxiliary hot air heating smoking set. The circumferential auxiliary hot air heating smoking set comprises an electromagnetic coil assembly and a vacuum thermal insulation heating module. The electromagnetic coil assembly comprises a tower type electromagnetic coil (7) which is gradually thickened from top to bottom, an upper coil mounting plate (3) at the upper part of the electromagnetic coil, and a lower coil mounting plate (4) at the lower part of the electromagnetic coil; the vacuum thermal insulation heating module comprises a smoke cup (10) and a thermal insulation sleeve (8) on the periphery of the smoke cup (10), and a vacuum space is formed between the outer wall of the smoke cup (10) and the inner wall of the thermal insulation sleeve (8). A plurality of arc-shaped grooves (1001) and rectangular grooves (1002) are formed in the inner wall of the cigarette cup (10); an outer heating sheet (1401) is arranged in each arc-shaped groove (1001); an inner heating sheet (1402) is arranged in each rectangular groove (1002); the electromagnetic coil assembly is arranged on the periphery of the vacuum thermal insulation heating module in a sleeving mode.

The invention relates to the field of intelligent operation and maintenance of power equipment, in particular to a transformer maintenance-free respirator control method integrating temperature, humidity and pressure monitoring and electric heating regeneration and a storage medium. The method comprises the following steps: firstly, deploying a sensor in the respirator, collecting humidity and internal temperature and pressure data of a drying agent, and obtaining accurate data after moving average filtering and temperature compensation; and the control module is combined with the data, a humidity threshold value dynamically adjusted along with the load rate of the transformer and a regeneration period to trigger the regeneration system to start. During regeneration, the electric heating piece heats the drying agent, the fan adjusts the rotating speed according to the real-time temperature and humidity to discharge steam, meanwhile, the moisture absorption capacity recovery rate is corrected by combining aging of the drying agent, and starting and stopping or temperature adjusting delay are conducted according to the standard condition. The process data is uploaded to the operation and maintenance cloud platform through the LoRa module encrypted by AES-128, and the platform analyzes the trend through weighted linear regression and gives an alarm; and operation and maintenance personnel optimize parameters according to the parameters and regurgitate a judgment link. Related programs are stored in the storage medium and can be executed by the processor to achieve the method, and support is provided for maintenance-free of the respirator.

This utility model discloses an automatic heating charging station cable, including a cable body and several automatic heating modules. The cable body is provided with a power-conducting conductor and a CAN communication bus. The several automatic heating modules are arranged on the outer surface of the cable body and segmented along the length of the cable body. Each automatic heating module includes a graphene heating film, a first temperature sensor, a curvature sensor, and a sub-control circuit board. The graphene heating film covers the outer surface of the cable body. The graphene heating film, the first temperature sensor, the curvature sensor, and the sub-control circuit board are all electrically connected. Each sub-control circuit board is electrically connected to the power-conducting conductor and is signal-connected to the main controller installed on the charging station via the CAN communication bus. By setting the curvature sensor and the first temperature sensor, the curved section can be automatically heated according to the curvature of the cable to increase the temperature, without having to keep the entire cable at a high temperature, thus solving the problem of high operating costs.

The application relates to the technical field of aerosol generation, in particular to a heating assembly and an aerosol generating device. The heating assembly comprises a first heat conductor, a second heat conductor and a heating body. The heating body is arranged on at least two of the side wall, the bottom wall and the second heat conductor. The heating body is used for generating heat and conducting the heat to the first heat conductor and the second heat conductor. The inner surface of the side wall is provided with a plurality of protruding portions. An air inlet channel is formed between two adjacent protruding portions. The air inlet channel is communicated with the external environment through an opening. Since the heating body is arranged on at least two of the side wall, the bottom wall and the second heat conductor, the heating area can be further increased, which helps to improve the generation speed of the aerosol. The contact between the first heat conductor, the second heat conductor and the aerosol generating article can improve the heat transfer efficiency and the heat utilization rate. The air inlet channel is formed by the protruding portions, so that the heat conduction, heat radiation and hot air flow can synergistically act on the heating body to solve the problem of uneven heating.

This invention relates to a method for preparing potassium fluorotantalate from tantalum solution, comprising the following steps: heating and conversion of the solution, transferring the potassium fluorotantalate crystallization solution, cooling and crystallizing the potassium fluorotantalate, discharging the potassium fluorotantalate crystallization mother liquor, washing the potassium fluorotantalate crystals, discharging the potassium fluorotantalate crystals, and drying the potassium fluorotantalate crystals. The beneficial effects are: the method of this invention is suitable for preparing potassium fluorotantalate from tantalum solution with a tantalum oxide concentration of 50 g / L to 80 g / L; high-concentration tantalum solutions do not require dilution with deionized water, saving conversion reaction materials; before adding the potassium fluorotantalate crystallization solution to the crystallization washing tank, hot water is circulated through the media jacket to preheat the crystallization washing tank, preventing excessively rapid cooling when the potassium fluorotantalate crystallization solution is added to the crystallization washing tank, thus preventing the formation of a large number of crystal nuclei or the generation of fine crystals, while allowing sufficient time for crystal growth.

This utility model discloses an energy-saving and high-efficiency scrap steel heating device, including a support, a heating box, a feeding mechanism, and a discharging mechanism. At least three sets of chain conveyors are staggered from top to bottom inside the heating box. Above each set of chain conveyors is a hollow heating distribution box with multiple heating through holes evenly distributed at the bottom. A heating chamber is located on the outside of the heating box, with hot air ducts and heat-conducting pipes communicating with the heating distribution box. One or two exhaust vents are located at one end of the heating box. A material-tapping mechanism is installed above the feeding end of each set of chain conveyors, and a baffle plate is installed between the discharging and feeding ends of adjacent sets of chain conveyors. This device not only prolongs the scrap steel heating process, improving the heating effect, but also achieves uniform contact between hot air and scrap steel, significantly increasing the heating temperature of the scrap steel.

The present invention relates to a system (10) for connecting electronic components (12), and more particularly to a welding or sintering system (10a) comprising a transport device for transporting the electronic components (12) through the system (10), and a plurality of modules (16) for interconnecting the electronic components (12), the modules being hermetically separated, wherein at least one module (16) is a welding and / or sintering module (18), and one module (16) is a cooling module (20). The invention is characterized by an additional module (16), which is a soft cooling module (22), provided between the welding or sintering module (18) and the cooling module (20), for cooling between the process temperature and intermediate temperature of the welding or sintering module (18), and more particularly for cooling below the solder solidification temperature. In a second aspect, it is proposed that in a module (16), more particularly in a welding or sintering module (18), and more particularly in a soft cooling module (22), at least one heat source (50) and at least one cold trap (46) for heating the electronic component (12) are provided in a process chamber (52) that may be hermetically sealed, the heat source being in contact with the electronic component (12) and the cold trap having a surface temperature lower than the operating temperature of the heat source (50) during operation.

The invention discloses a low-cost X80 pipeline steel thick plate and an efficient preparation method thereof, and belongs to the technical field of metallurgy. The efficient preparation method comprises the following steps: smelting and heat treatment: smelting according to designed chemical components, continuously casting to obtain a steel billet, and heating the steel billet; non-temperature-holding continuous rolling: carrying out multi-pass non-temperature-holding continuous rolling on the heated steel billet, and carrying out dephosphorization on the plate blank before middle part pass rolling to obtain a steel plate; the cooling speed is controlled, the rolled steel plate is subjected to ultra-fast cooling, and the low-cost X80 pipeline steel thick plate is obtained; the structure is ferrite (15 vol.%-25 vol.%) and bainite, and the average ferrite grain diameter is 4 [mu] m-7.5 [mu] m. Precious metals such as V, Ni and Mo in the steel are omitted, the cost of the X80 pipeline steel is remarkably reduced, the heating temperature of a casting blank is low, and the heating energy consumption is remarkably reduced; and temperature-waiting-free continuous rolling is achieved, and the rolling efficiency is remarkably improved.

The application provides a vanadium oxide wet extraction expansion test platform oil bath heating method and relates to the field of wet vanadium extraction oil bath heating model algorithm, and comprises the following steps: opening a heater, heating conductive oil to a limit temperature T e , the limit temperature T e is greater than a set temperature T s ; when real-time oil temperature T o is greater than T e , the heater is turned off, the conductive oil continues to circulate and exchange heat with a reaction kettle through an oil pump; in the heat exchange process, reaction temperature T n rises, and real-time oil temperature T O falls; finally, real-time oil temperature T o and reaction temperature T n reach equilibrium; then, the reaction temperature is kept constant through an oil temperature machine control. In the oil bath heating process of improving the vanadium oxide wet extraction expansion test platform leaching process, the application improves the reaction material heating speed in the reaction kettle, and the reaction temperature is raised to the target temperature in the shortest time.

The application discloses a heat treatment process of low-alloy steel castings, and the heat treatment process of the low-alloy steel castings controls the chemical element content of the low-alloy steel castings reasonably, so that the strength of the steel castings is higher; the heating temperature in the heat treatment process is appropriately increased, and the holding time is prolonged, so that the structure transformation of the steel is sufficient, and the mechanical performance and the impact toughness are effectively improved. The heat treatment process adopts a process flow of preheating + normalizing + tempering + quenching + annealing, and compared with a traditional heat treatment process, the heat treatment process has the advantages that the grains are further refined and uniform, the grain size is maximally increased, and good structure conditions are prepared for subsequent heat treatment.

The present application relates to solid waste resource comprehensive utilization technical field, disclose a kind of calcination desulfurization-electric furnace reduction processing laterite nickel ore acid leaching residue method, comprising the following steps: S1.laterite nickel ore acid leaching residue and auxiliary material are used as raw material, oxygen-enriched air and first fuel are introduced into raw material to carry out calcination desulfurization, obtain sulfur-containing flue gas and desulfurization hot slag;S2.desulfurization hot slag obtained in S1 with second reducing agent is directly put into electric furnace and is reduced smelting, obtain molten iron, reduction smelting flue gas and reduction smelting slag, desulfurizer is added to the molten iron and is desulfurized, and iron ingot is prepared;S3.reduction smelting slag is obtained after water quenching treatment water quenching slag, the water quenching slag is mixed with excitation agent, after drying, grinding, obtain active micro-powder material.This method realizes laterite nickel ore acid leaching residue full resource comprehensive utilization, fully recycles residual valuable metal including Fe, Ni, realizes the full development and utilization of valuable metal, sulfur, tailings and other slag components.

The application belongs to the technical field of wire and cable production equipment, and particularly relates to a screen type honeycomb plate, which comprises oppositely arranged installation mother plates and installation daughter plates, the installation mother plates are internally provided with first honeycomb plates, the installation daughter plates are internally provided with second honeycomb plates, and screen plasticizing gaps for glue to pass through are formed between the first honeycomb plates and the second honeycomb plates. The first honeycomb plates and the second honeycomb plates are respectively arranged in the installation mother plates and the installation daughter plates, the honeycomb-shaped flow guide groove groups of the two are arranged in a staggered manner to form adjustable screen plasticizing gaps, the glue generates strong turbulence, shearing and stretching effects in the process of flowing, the contact area of the glue with the honeycomb plates and the mixing uniformity are greatly increased, inherent dead angles existing in traditional screw plasticizing are eliminated, problems such as product bubbles, uneven thickness and insufficient mechanical strength caused by insufficient plasticizing of the glue are avoided, and the product quality and safety performance of the wire and cable are significantly improved.

The invention discloses an aluminum nitride heater designed based on a slurry synergistic heating structure and a slurry preparation method of the aluminum nitride heater, and relates to the technical field of aluminum nitride heaters, the heater comprises a base body, a kovar electrode, a heating circuit and a protrusion structure, the heating circuit and the kovar electrode are brazed through the base body through soldering paste, and the protrusion structure is arranged on the base body. A protruding structure is arranged on the side wall of the base body, the kovar electrode penetrates through the protruding structure, and a pin circuit is arranged in the protruding structure. Through the collaborative design of the low-square-resistance slurry and the protruding structures, the problem that a traditional aluminum nitride heater loses efficacy at a high temperature due to the limitation of the melting point of silver-copper-titanium brazing solder is effectively solved, and compared with the limitation that the traditional heater can only stably work within 450 DEG C for a long time, when the electrode temperature of the heater is 450 DEG C, the electrode temperature of the aluminum nitride heater is 450 DEG C; the heating temperature of the working face can be increased to 550 DEG C, long-term stable work at the temperature of 550 DEG C or above is successfully achieved, the application scene of the heater is greatly expanded, and the use requirement under the high-temperature working condition is met.

The utility model discloses an aluminum shell heating furnace which comprises a machine frame, an aluminum shell heating furnace assembly arranged on the machine frame, a material receiving assembly and a discharging heat preservation cover assembly. The material receiving assembly is arranged at the discharging end of the aluminum shell heating furnace assembly, and the discharging heat preservation assembly is arranged outside the material receiving assembly in a covering mode. The aluminum shell heating furnace assembly comprises a square bottom heating block and a square top heating block, a cavity used for containing an aluminum shell is formed between the top heating block and the bottom heating block, a plurality of single-head heating pipes are arranged in the bottom heating block and the bottom heating block, and the single-head heating pipes are made of stainless steel. According to the aluminum shell heating device, the heating temperature of the aluminum shell is increased, the stress requirement of the aluminum shell can be better met, a plurality of aluminum shells can be heated at a time, and the working efficiency is improved.

The invention relates to a circulating heat management device and a plasma source. The circulating heat management device comprises a metal back plate; the ceramic plate is fixedly connected with the metal back plate; the radiation heater is positioned on one surface, deviating from the metal back plate, of the ceramic plate; the gas heat exchange runner is positioned in the ceramic plate; the first temperature manager is configured to be capable of heating and / or cooling so that the ceramic plate can be kept at the first temperature. The radiant heater includes: a high emissivity material layer having an emissivity of not less than 0.65 at a wave band of 2-8 [mu] m; the heater is located on the surface, away from the ceramic plate, of the high-emissivity material layer or the surface, facing the ceramic plate, of the high-emissivity material layer.

The application relates to the technical field of food processing control, and discloses a duck egg pickling parameter adjusting method and system, which comprises the following steps: injecting liquid into a closed pressure-resistant container and applying a step volume displacement, calculating the system macroscopic hydraulic stiffness to lock the self-adaptive reference pressure; outputting a composite frequency volume displacement under the reference, collecting pressure and displacement signals and converting the signals into volume response flow velocity signals; filtering and separating high and low frequency groups from the signals, calculating the lag phase difference, decoupling the phase difference signals by combining the structural flexibility coupling coefficient, collecting the conductivity and temperature, calculating the viscosity compensation factor and correcting the factor, and outputting the standardized permeation characteristic parameter; when the parameter reaches a densification flow resistance threshold value, the hydrostatic pressure is lowered and the heating temperature is increased; finally, the permeation evolution rate is obtained by derivation, and the operation is ended when the continuous value is not greater than a static threshold value. The application can quantize the real permeation resistance of microscopic pores, realize dynamic and collaborative adjustment of parameters, effectively prevent shell breaking, and improve the pickling uniformity.