10results about How to "Effective heating" patented technology

The present invention provides an AC generating circuit and a heating device. The AC generating circuit includes: a first capacitor, the first terminal of which is connected to the positive terminal of a storage medium having an inductive component; a second capacitor, the first terminal of which is connected to the negative terminal of the storage medium; a parallel switch unit that, according to a first control signal, connects the second terminal of the first capacitor to the first terminal of the second capacitor, and connects the first terminal of the first capacitor to the second terminal of the second capacitor, thereby connecting the first capacitor and the second capacitor in parallel to the storage medium; a series switch unit that, according to a second control signal, connects the second terminal of the first capacitor to the second terminal of the second capacitor, thereby connecting the first capacitor and the second capacitor in series to the storage medium; and an inductor connected between the two terminals of the series switch unit.

The utility model discloses a heating device for an oil storage tank in an oil field, which relates to the technical field of heating devices and comprises an oil storage tank body and a tank cover, telescopic cylinder bodies are fixed on two sides of an outer carrying frame, a top plate is fixed between telescopic ends of the two telescopic cylinder bodies, and a guide cylinder is fixed at the center of the bottom end of the top plate. A hollow supporting cylinder is fixed to the center of the interior of the outer carrying frame. The lower end of the guide cylinder penetrates through the hollow supporting cylinder and is fixedly provided with a piston disc. An outer sleeve is rotationally connected to the outer side of the hollow supporting cylinder and located on the inner side of the outer carrying frame, an inner bearing frame is fixed to the outer side of the outer sleeve, pushing and guiding bases are arranged on the inner sides of the two sides of the inner bearing frame, and an electric heating pipe body is fixed to the lower end of each pushing and guiding base. According to the heating device for the oil storage tank in the oil field, the inner wall and the outer wall of the oil storage tank body can be heated through the overall structural matching design, and oil stored in the oil storage tank body can be conveniently extruded to enable the whole oil to rapidly flow and repeatedly make contact with the inner wall of the oil storage tank body, so that efficient heating is achieved.

The utility model relates to the technical field of heating tableware, disclose a kind of heating pot of microwave oven and oven, including metal pot body, the outside of metal pot body is exposed and is provided with heating composite layer, heating composite layer includes coating, first microwave absorption heating sheet and second microwave absorption heating sheet, coating is coated in the bottom of metal pot body, first microwave absorption heating sheet is set in the side of coating away from metal pot body, second microwave absorption heating sheet is set in the side of first microwave absorption heating sheet away from coating, coating, first microwave absorption heating sheet and second microwave absorption heating sheet can all absorb microwave and heat up.This utility model is provided with heating composite layer, the coating of heating composite layer, first microwave absorption heating sheet and second microwave absorption heating sheet can all absorb microwave and heat up, to heat the food in metal pot body, food temperature rises fast, and this heating box is also applicable to oven heating, wide range of use.

The utility model provides a kind of evaporator assembly for new energy refrigeration car with heating function, including fin, refrigerant pipeline, heating pipeline and heater, the refrigerant pipeline and the heating pipeline are connected in the fin, the hot medium is circulated in the heating pipeline, the heating pipeline adopts closed circulation's pipeline, and the heater is used to heat the hot medium. The refrigerant pipeline and the heating pipeline are connected in the fin in the application, and the hot medium heated by the heater is fully contacted with the fin in circulating pipeline, so that the fin assists the heating pipeline to complete heat exchange, the hot medium can be more efficiently heat-exchanged by the fin, and the heat of the hot medium in the heating pipeline during heating and defrosting can be directly transmitted to the fin, and the efficiency of heat exchange is high.

In a battery control system of a vehicle of the present disclosure, a temperature determination section determines whether the temperature of a battery pack is equal to or higher than a prescribed minimum threshold temperature. A battery connection / disconnection control section controls a battery connection / disconnection section in such a manner that a first prescribed number of battery packs are connected to a load when it is determined by the temperature determination section that the temperature of all of the battery packs among a plurality of battery packs is equal to or higher than the minimum threshold temperature, and in such a manner that a second prescribed number of battery packs, which is less than the first prescribed number, are connected to the load when it is determined by the temperature determination section that the temperature of all of the battery packs among the plurality of battery packs is lower than the minimum threshold temperature.

This invention discloses a method and system for producing needle coke feedstock from catalytic slurry oil, as well as a method and system for producing needle coke. The method involves first purifying the catalytic slurry oil, then performing a hydrogenation reaction. The resulting liquid product is fractionated to obtain light oil, middle distillate oil, and tail oil. The middle distillate oil enters a cracking unit for cracking. The resulting cracking products are mixed with the tail oil and sent to the coking unit as the first feedstock for needle coke production. Coking oil and gas are separated to obtain heavy coking oil, which is returned to the coking unit as the second feedstock for needle coke production. The system includes a purification unit, a hydrogenation reaction unit, a gas-liquid separation unit, a fractionation unit, a cracking reaction unit, and a coking unit. This invention proposes an optimization direction for needle coke feedstock, yielding high-quality needle coke feedstock and needle coke product.

The application provides a multi-stage cavitation steam generator, which comprises a shell, a motor, a multi-stage cavitation assembly arranged in the shell, the multi-stage cavitation assembly comprising alternating dynamic cavitation discs and static cavitation discs, the dynamic cavitation discs being connected with the driving shaft of the motor and rotating synchronously with the driving shaft, and the static cavitation discs being connected with the inner wall of the shell; the opposite end faces of the dynamic cavitation discs and the static cavitation discs are respectively provided with radially distributed inclined tooth structures, the inclined teeth of the dynamic cavitation discs and the inclined teeth of the static cavitation discs form interlocking engagement, and the engagement gap is adjustable. The multi-stage cavitation steam generation system comprises a heat preservation water tank, a water supply pump, the multi-stage cavitation steam generator, a steam-water separator, a steam reciprocating pump, a steam distribution cylinder, a first reheater and a second reheater. The application can improve the thermal energy conversion efficiency, realize large-flow and high-efficiency heating, and has the advantages of green environmental protection, strong anti-fouling capacity and the like. The generated steam is suitable for heating, drying and disinfection, industrial humidification, rubber and plastic plasticization and other scenes requiring steam.

The utility model relates to a roller body rubber coating, heating and gluing device, which belongs to the roller body rubber coating technology and comprises a U-shaped mounting seat and a roller body part, an elastic plug pin type rotary driving component is mounted on the U-shaped mounting seat, the roller body part is rotatably mounted on the U-shaped mounting seat through the elastic plug pin type rotary driving component, a connecting strip block is fixedly mounted on the inner wall of the U-shaped mounting seat, and an elastic plug pin type rotary driving component is mounted on the connecting strip block. A limiting sliding groove is formed in the connecting strip block, a pushing driving assembly is installed in the limiting sliding groove, a heat conduction containing plate is installed on the pushing driving assembly, a film is arranged on the heat conduction containing plate, and one end of the pushing driving assembly is connected with an elastic plug pin type rotation driving assembly through a synchronous connecting assembly. According to the rubber coating device, efficient temperature rise and temperature balance can be achieved, the rubber coating effect is guaranteed, meanwhile, rubber sheets can be prevented from being pulled, rubber coating is more uniform, and the rubber coating quality and efficiency are improved.

The utility model relates to feed conveying technical field provides a kind of feed processing and conveying device, including feed cylinder, driving motor and spiral feed roller, the inside rotation of feed cylinder is provided with spiral feed roller, the utility model is cooperated by the double-layer structure stirrer in the equal interval setting of material winding plate in material stirring box, material winding plate is scooped up, thrown when rotating, continuously turns over feed raw material, stirrer synchronous stirring, in this process, since stirrer is placed between feed raw material, the hot gas of discharge can directly penetrate raw material layer, act on between raw material particle, the raw material of constantly turning over can more fully contact with hot gas and heat, the hot gas of discharge directly penetrates raw material layer, act on between raw material particle, not just stay on raw material surface, compared with traditional surface drying, can make raw material realize more uniform, more efficient heating, effectively reduce the humidity of raw material, avoid the problem such as caking, adhesion caused by the humidity of raw material too large.

The utility model discloses a pastry baking oven convenient to control temperature, which belongs to the technical field of food processing equipment and comprises an oven body, an intelligent temperature field regulation and control mechanism, a low-acid-value efficient catalytic degradation mechanism, a uniform air supply mechanism, an adjustable air guide mechanism and an efficient heat energy recovery and cyclic utilization mechanism. The uniform air supply mechanism comprises a centrifugal fan fixedly installed on the back face of the oven body, the output end of the centrifugal fan is fixedly connected with a main pipeline, and a plurality of branch pipelines distributed at equal intervals are fixedly connected to one side of the main pipeline. The problems of short product shelf life, texture layering and energy waste caused by grease oxidation and rancidity, uneven heating and insufficient overall temperature control precision in the traditional process are solved, and the purposes of accurate temperature control, efficient energy saving and shelf life prolonging in the cake baking process are achieved.