21 results about "Heating temperature" patented technology

The invention relates to an intelligent bread machine. The intelligent bread machine comprises a body, an upper cover, a bread bucket and a main controller, wherein bottom feet are arranged at the bottom of the body; a water pump, a temperature detection device, a heating device and a stirring device which are electrically connected with the main controller are arranged in the bread machine; the main controller comprises a motor control unit connected with the stirring device and a weight acquisition device arranged at one of the bottom feet of the body and used for acquiring a weight signal of the bread machine; the main controller is provided with a weight calculation unit electrically connected with the weight acquisition device, a water addition amount calculation unit electrically connected with the water pump as well as a fermentation calculation unit and a heating calculation unit which are electrically connected with the heating device; the weight calculation unit is used for receiving the weight signal from the weight acquisition device and calculating a weight difference before and after flour is added; and the water addition amount calculation unit, the fermentation calculation unit and the heating calculation unit are controlled to calculate the corresponding water addition amount, the fermentation time, the fermentation temperature, the heating time and the heating temperature according to the set programs by utilizing a signal of the weight difference.

The invention discloses a facial mask. The facial mask includes a mask bag A and a mask bag B, a facial mask body is placed in the mask bag A, a heating paste is placed in the mask bag B, the inner side of the mask bag A is firmly adhered to the inner side of the mask bag B, the outer side of the mask bag B is an air hole surface, and the air hole surface is sealed with a sealing film. The facial mask body in the facial mask is used for repairing the skin barrier structure to fundamentally solve the problem of too quick skin moisture loss caused by a poor skin barrier effect, reduce the non-inductive loss of the skin moisture and improve the skin moisture for a long time, so as to ensure effective water replenishment; the facial mask is free of nerve stimulation heating agents, reduces the irritation and is very more moderate; since the facial mask contains the heating paste, when used in winter, the facial mask is warm and comfortable, and is capable of promoting blood circulation, improving the absorption effect of effective substances and improving the comfortable experience of a user; moreover, the heating temperature of the facial mask is controlled properly to effectively keep the stability of the effective substances of the product.

The invention concerns a controlling and monitoring device for avoiding damage through overheating in the case of flexible, textile surface heating elements which include at least two opposed contact conductors (3.1, 3.2) made of electrically conducting, non-insulated fibers or wires between which there extends a plurality of heating conductors (8) which are electrically connected to the contact conductors (3.1, 3.2) and to a current-voltage source. At least one additional conductor (1) is guided along at least one contact conductor over the heating conductors (8), wherein the additional conductor (1) is electrically insulated by a covering material and is connected to an electric or electronic evaluation switch (11). The coating material has a softening range which is above the standard heating temperature of the surface heating element, but below the permissible thermal limit temperature of the surrounding materials and of the base material (12), wherein, in the case of overheating, the coating material melts and wherein the heating conductors (8.1, 8.2), together with the additional conductor, form an electrical contact via which, for the purpose of controlling any overheating, an electric current flows to the electric or electronic evaluation unit which is connected to the current-voltage source.

The invention relates to a mobile roller-type van-type heating furnace and a hot-forming subsection strengthening technique. The mobile roller-type van-type heating furnace comprises a shell, heat preservation cotton is arranged on the inner side of the shell, and a furnace door is arranged on one side of the shell. The mobile roller-type van-type heating furnace is characterized in that the shell is divided into multiple areas through one or more isolation doors, and the upper portion of each isolation door is connected with a piston rod of a telescopic cylinder. The hot-forming subsection strengthening technique is characterized by comprising the steps that 1, a boron steel workpiece is led in a furnace chamber inside the shell through rotary rollers at room temperature; 2, the contraction cylinder descends to make the lower end of the isolation door be 5-50 mm away from the workpiece; meanwhile, the isolation door divides the furnace chamber into a hard area and a soft area, the hard area is heated to be 880-930 DEG C, and the soft area is heated to be 500-800 DEG C; 3, when the workpiece is heated to be a specified heating temperature, the workpiece is led out from the heating furnace through the rotary rollers, and hot-forming punching and cooling are conducted on the workpiece. By means of the mobile roller-type van-type heating furnace and the hot-forming subsection strengthening technique, subsection strengthening production of workpieces can be achieved.

The invention relates to a restorative method for ceramic cores with crack defects. The restorative method includes the steps that (1) polishing is carried out at the positions of the crack defects of the ceramic cores in the crack depth direction, the polishing depth is larger than or equal to 1/2 of the crack depth, and notch type groove structures are formed at the positions of the crack defects; and a silica solution and powder conforming ceramic core molding are adopted for mixing restorative slurry; (2) notch type grooves are cleaned; (3) the notch type grooves are cleaned with the silica solution, wherein after the silica solution in the notch type grooves are slightly dried, the restorative slurry is padded into the notch type grooves, and the padding depth is 1/3 to 1/2 of the groove depth; (4) a miniature oxyhydrogen flame gun is used for heating restorative parts of the ceramic cores, the heating temperature of the restorative parts is higher than 900 DEG C and is in the red state, and the state is kept for 3 seconds to 10 seconds; and the heated restorative parts are cooled to the room temperature; (5) the step (3) and the step (4) are repeatedly executed for restoring the remaining notch type groove parts until all notch type grooves are completed padded; and (6) abrasive paper larger than or equal to 800# is used for polishing for restoring the padding surfaces until the design requirements are met.

The invention provides a method for relieving pattern segregation of spring steel. The method for relieving pattern segregation of the spring steel comprises the following steps of (1) conventional smelting and control over the temperature of an upper continuous casting platform; (2) the process of two-time fire cogging of a square billet with the dimension being 185*185 mm; and (3) the process of high-speed rolling for steel products the diameter of 14 mm, wherein the heating temperature is 1020-1150 DEG C, the temperature of a soaking zone is 1020-1080 DEG C, and the temperature difference between an upper fracture surface and a lower fracture surface is smaller than or equal to 15 DEG C; the time in the furnace is 120-150 min, the start rolling temperature is 930-960 DEG C, the inlet temperature of a finishing mill is 870-900 DEG C, the inlet temperature of a reducing sizing mill is 830-850 DEG C, the finish rolling temperature is 820-850 DEG C, the outlet speed for pre-finishing is not greater than 8 m/s, and the largest roller speed of a Stelmor controlled cooling line is not greater than 33 m/s; and a 1# fan, a 2# fan are opened by 35%, and other fans and a heat preservation cover are completely opened. Compared with the prior art, by adoption of the method, the problem that pattern segregation exceeds the standard, and consequentially judgment amending is caused can be completely solved, and the production cost is greatly reduced.

The invention provides a low-aging sensitivity hot rolled plate with high strength and toughness and a manufacturing method thereof. The low-aging sensitivity hot rolled plate with high strength and toughness is composed of 0.13%-0.17% of C, 0.2%-0.5% of Si, 1.3%-1.8% of Mn, less than or equal to 0.015% of P, less than or equal to 0.005% of S, 0.03%-0.08% of V, 0.045%-0.06% of Cr, 0.012%-0.017% of N and 0.01-0.03% of Als by weight percentage, wherein N/V is less than or equal to 0.26, and Als is less than or equal to 1.5N+0.0012%. Smelting is realized in such a manner of converter furnace+LF+RH, and nitrogen is increased in a nitrogen blowing manner in the whole smelting process and the whole refining link of the converter furnace. The heating temperature of the blank ranges from 1100 to 1145 DEG C, the in-furnace time ranges from 180 to 360 min, and the soaking time ranges from 120 to 180min; first-stage rolling is adopted, the initial rolling temperature ranges from 1050 to 1130 DEG C, the pass deformation rate ranges from 15% to 25%, and the final rolling temperature ranges from 920 to 1050 DEG C. After being rolled, the steel plate is laid flatly and cooled until the surface temperature thereof is in the range from 500 to 700 DEG C. Consequently, the production efficiency can be improved and the raw material cost can be reduced; besides, the yield strength of the hot rolled plate is 475MPa, the tensile strength of the hot rolled plate is 641MPa, the elongation percentage of the hot rolled plate is 25%, and AKv at minus 40 DEG C reaches 104J.

The invention discloses an invisible humidifier of a floor heating system, and belongs to the technical field of humidifiers. The technical problem to be solved is to provide the invisible humidifier of the floor heating system, which utilizes the floor-heating temperature, does not waste power, does not occupy space, and is very good in effect. According to the technical scheme adopted by the invention, the invisible humidifier of the floor heating system comprises a water inlet, a cold water storage tank, an S-shaped heating tube, a warm water storage tank and a water absorption evaporation module, wherein the cold water storage tank and the warm water storage tank are separately arranged at the two sides of the S-shaped heating tube, and communicate with the S-shaped heating tube; the cold water storage tank communicates with the water inlet through a pipeline; the side surface of the warm water storage tank communicates with the bottom of the water absorption evaporation module; and the water inlet is close to the water absorption evaporation module. The invisible humidifier of the floor heating system is suitable for a house with a floor heating system, and has the advantages of being environmentally-friendly, energy-saving, free of space occupation, and good in humidifying effect.

The invention provides an inner pot for cooking utensils, the cooking utensils and a method for manufacturing the inner pot. The inner pot includes a pot body having a bottom wall, a side wall connected to the bottom wall and a pot mouth portion disposed at the top of the side wall and a composite layer, the bottom wall and the side wall enclose a cavity for placing food materials, and the pot mouth portion encloses a pot body opening communicated with the cavity, the composite layer is disposed on the outer circumference of the side wall, and the pot mouth portion wraps an end, away from thebottom wall, of the composite layer. According to the inner pot for the cooking utensil, the heating temperature can be controlled with high precision, the pot mouth strength of the inner pot can be enhanced, materials required for processing the inner pot is small, the cost of the inner pot is low, one end, away from the bottom wall, of the composite layer can be prevented from contacting with other substances, and it is possible to prevent the end of the bottom wall, away from the pot body, of the composite layer from being corroded and rusted by other substances such as water and the like.

The invention discloses a 5CrNiMo tempering process. The process includes: 1) determination of the tempering heating temperature of 5CrNiMo at 490DEG C-530DEG C; 2) determination of the tempering time: the tempering heat preservation time of steel with effective thickness of 300mm is 6h, and the heat preservation time of alloy steel can be increased by 1/3, therefore the hammer forging die 5CrNiMo tempering time is 7h; 3) determination of the tempering cooling mode: oil cooling is carried out after furnace discharge to prevent temper brittleness, in order to eliminate the stress generated by oil cooling, retempering can be performed at 160DEG C-180DEG C, and after tempering, the product cannot be cooled to room temperature in oil, otherwise cracking is likely to occur; 4) determination of the tempering hardness: the tempering hardness is within a required range of 32-35HRC; and 5) guarantee of sufficient forging die tempering time to avoid cracking caused by excessive high hardness at the core of the die; and prevention of second class brittleness in cooling after forging die tempering, and at the same time implementation of second tempering with a temperature about 10DEG C lower than the first tempering temperature and a holding time shortened by 20%-25%.

The invention discloses a graphene intelligent temperature control bed warming pad and a using method thereof in the field of graphene mattresses, the graphene intelligent temperature control bed warming pad comprises a mattress cover, a controller joint is arranged on one side wall of the mattress cover in a penetrating manner, a heating layer is arranged at one end of the controller joint, and a graphene filling material, a sensor assembly and a flat cable are laid on the heating layer. An intelligent circuit board is arranged in the controller joint, and an intelligent home connection module, a voice control module and a Bluetooth connection module are arranged on the intelligent circuit board. According to the invention, a three-axis acceleration sensor and a NTC high-precision temperature sensor are additionally arranged, so that the heating temperatures of the waist and the legs of the human body can be effectively distinguished, and meanwhile, the deep sleep degree of the human body can be calculated according to a set algorithm, so that different heating temperatures are adjusted, and the optimal use experience is provided for a user.

The invention belongs to the technical field of gear forging, and particularly discloses an automotive transmission gear forging method. The method includes the following steps that 1, blanking is conducted, low-carbon steel is selected to heat a high-frequency furnace, and the heating temperature ranges 1100 DEG C to 1300 DEG C; 2, blank machining is conducted through a cold pressing die, and formed teeth are corrected through a standard tooth die; 3, carburizing and quenching are conducted; 4, saponification of phosphorus, gear machining and gear face carburizing are conducted, and the surface carburizing thickness ranges from 0.7 mm to 0.8 mm. A gear formed through the automotive transmission gear forging method has the following advantages that the mechanical performance is excellent, degassing is achieved effectively and carbon oxide is not removed by heating metal through vacuum hardening; the service life is prolonged by 2 times to 4 times; slow heating is conducted in a thermal radiation mode, uniformity is achieved, and the deformation and the degree of dispersion are small; vacuum heating is conducted, the surface is smooth, and quality is good; the manufacturing cost is low, and the production process is environment-friendly and free of pollution.

The invention discloses a detachable heating plate. The heating plate comprises a heating plate body arranged on and controlled by a temperature controller, the heating plate body is composed of independent heating plates whose main bodies are rectangular, the surface of each independent heating plate is connected with a thermocouple, the frame of each independent heating plate is provided with acooperative structure and a heat insulation edge with and a heat insulation effect, and the independent heating plates can be placed at different angles and translated on the temperature controller. The independent heating plates can be cooperated via the cooperative structures and work as a whole heating plate in the prior art, the independent heating plates carry out heating independently and are placed separately after rotation for certain angle, the heat insulation edge of certain heating plate is toward the adjacent heating plate to prevent heat transfer between the adjacent plates, and thus, experiments of different heating temperatures can be carried out on the independent heating plates respectively. The detachable heating plate enables that experiments of different temperature values of the heating plates can be carried out in the same testing stand and aimed at different experimental samples, the efficiency is improved, energy consumption is reduced, and the space is saved.

The invention discloses a preparation method of a feed additive, and a feed additive prepared by adopting the preparation method. The preparation method of the feed additive comprises the following steps of extracting wood cellulose from natural logs; performing microwave treatment on the extracted wood fiber, wherein the microwave treatment is carried out at a microwave power of 5-20kW for 20-80seconds; performing quick-freezing on the treated wood fiber at -40 DEG C to -10 DEG C for 20-50 minutes, taking the quick-frozen wood fiber out, and immediately performing heating on the wood fiber by using high-pressure water vapor for 5-30 minutes, wherein the high pressure is 2-5MPa and the heating temperature is 160-290 DEG C; repeating the quick-freezing and heating operations for 1-3 times;performing ultrasonic treatment on the processed wood fiber at 20-50 DEG C for 10-30 minutes; and then, washing the ultrasound-treated wood fiber, carrying out filtrating and drying, and grinding thedried wood fiber into fine particles used as raw materials or one of the raw materials of the feed additive. The feed additive prepared by the preparation method disclosed by the invention is high incrude fiber content, and capable of improving intestinal health of livestock and poultry; moreover, the feed additive is low in addition amount so that no formula space is occupied.

The solar automatic thermal compensation baking system includes a solar heater, a burner, an oven, and a PLC controller; it is characterized in that: the air outlet of the solar heater is connected to the combustion chamber through a hot air channel, the combustion chamber is connected to the burner, and the exhaust port of the combustion chamber It is connected to the fan, and the fan blows high-temperature hot air into the oven through the high-temperature air duct. The high-temperature air duct is connected to the air inlet of the oven. The other end is connected to the air inlet of the solar heater; there is a temperature sensor in the oven, and the temperature sensor is connected to the PLC controller, and the PLC controller controls the start and stop of the burner and the heating temperature; the solar heater and the burner are used together to reduce energy consumption. Consumption; the air used for baking runs in a closed space, which reduces heat loss and is low-carbon and environmentally friendly.

The invention provides a control method of an air-conditioning system, the air-conditioning system and a computer storage medium. The control method of the air-conditioning system comprises the following steps: acquiring current position information of the air-conditioning system; determining a current climatic region where the air-conditioning system is located according to the current position information; and according to the current climatic region where the air-conditioning system is located, adjusting a refrigeration temperature target value and/or a heating temperature target value of the air-conditioning system. According to the control method of the air-conditioning system provided by the invention, the current position information of the air-conditioning system is acquired, the current climatic region where the air-conditioning system is located is determined according to the current position information, and the refrigeration temperature target value and/or the heating temperature target value of the air-conditioning system is further adjusted accordingly, so that the refrigeration temperature target value and/or the heating temperature target value can be adjusted flexibly and intelligently according to the actual climatic environment where the air-conditioning system is located, on-site manual adjustment is not required, the defect of insufficient energy output ofoutdoor unit is avoided, and the use experience of users is greatly improved.

A metallic decoration method of decorating decoration objects with decoration ink containing a silver β-ketocarboxylate is shown. This metallic decoration method includes a printing process of performing printing on a decoration object 1 by ejecting decoration ink made by diluting a silver β-ketocarboxylate with a solvent from an inkjet head 11, and a heating process of heating the decoration object 1 after the printing process, thereby vaporizing the solvent while decomposing the silver β-ketocarboxylate into metallic silver, thereby forming a metallic decoration layer 2, and in the printing process, printing is performed on the decoration object 1 while the decoration object 1 is heated. In this metallic decoration method, a heating temperature of the decoration object 1 in the heating process is set so as to be equal to or higher than a heating temperature of the decoration object 1 in the printing process.