56results about How to "High electrothermal efficiency" patented technology

The invention relates to an electrothermal film and a manufacturing method thereof, belonging to the technical field of semiconductor heating. The electrothermal film is mainly prepared by adopting stannic chloride, titanium tetrachloride, stannic chloride, titanium trichloride, ferric chloride, antimony trichloride, calcium chloride, potassium chloride, cadmium chloride, stannic dioxide, stannictetroxide, hydrofluoric acid, boric acid, ethanol, isopropyl alcohol and inorganic water. By adopting the above formula, the mixture is mixed, stirred and heated to prepare into electrothermal film treating fluid, a semi-finished product of the electrothermal film is obtained by spraying the electrothermal film treating fluid at negative pressure on the electrothermal film carrier, and then silveroxide slurry is coated on the semi-finished product of the electrothermal film for baking to form a finished product of the electrothermal film. The electrothermal film has reasonable proportion andsimple manufacturing process, can be manufactured into various electrothermal film heating devices, has a working temperature capable of being up to 500 DEG C, and has wider application range. The electrothermal film of the invention also has the function of far infrared radiation, can play a role of physical therapy and health care to human body, and can help improve the quality and output of agricultural products.

The invention discloses a boiled water generator for a continuous watering instant-opening water dispenser, comprising a boiled water pipe with the lower end connected with an outside water supply tank; the upper end of the boiled water pipe is provided with boiling water outlets and is communicated with a water-vapour separator; the bottom part of the water-vapour separator is provided with boiled water outlets; the outer wall of the boiled water pipe is an external membrane type nonmetallic electrothermal tube with the outer wall provided with an electrothermal membrane; the two ends of the electrothermal membrane can heat the water in the boiled water pipe to lead the boiled water to boil after being electrified; the boiling water outlets of the upper end of the boiled water pipe are arranged in the water vapour separator by height; the top part in the water vapour separator is an inverted V type structure, namely two sides are lower and the middle is higher; and the top part in the water vapour separator is arranged away from the boiled water outlets from high to low. The boiled water generator can effectively avoid scale from condensing, has high heat efficiency, is clean and health, can continuously output boiled water and simultaneously has effect of saving energy.

The invention discloses a graphene heating film and a grapheme heating film assembly. The graphene heating film comprises an organic polymer base film and a heating line disposed on at least one surface of the organic polymer base film. The heating line is formed by applying grapheme conductive slurry to at least one surface and conducting solidification. The graphene heating film assembly is composed of the graphene heating film, a thermal conductive silicone, a graphene heat conductive piece, the organic polymer insulation film and a temperature sensor. The graphene heating film assembly isadvantageous in that the high conductivity, high thermal conductivity, high mechanical strength and high flexibility of the grapheme can be utilized; heating voltage is low, heating speed is fast, electro-thermal efficiency is high, heating surface is even, no redness or hotness exists, winding performance is good, quality is soft, light and thin, and conformity is good; teat source can be provided for the power cell bag, and the influence of low-temperature charging and discharging on cell performance can be resolved.

The invention relates to an oil heating device, which comprises a heating tube made form non-metallic material. Wherein, the heating tube via the support elements comprises the heating elements made form metals to heat the oil; the outer surface of said heating tube is coiled with the sensing coil connecting the alternating current power. The invention uses the electromagnetic sensing theory to heat transmitted oil inside the oil tube, with high electric heating efficiency and reduce the heat loss, without using thermal-insulating material to avoid the heat loss between the heated oil and the heat source. It has less maintenance and lower cost. The oil in the heating tube can be heated when flowing along the inner and outer surfaces of heating elements, while the temperature field inside the oil is uniform distributed to make the temperature control easily. The invention makes the heating elements emit heat according to the electromagnetic sensing theory and uses the heating elements to heat oil without environment pollution.

A safety protection device of electrothermal film heater comprises an electrothermal film plate, a bimetallic plate temperature controller mounted on the electrothermal film plate, wherein the bimetallic plate temperature controller is mounted at the upper part of the electrothermal film plate or at the water outlet of the electrothermal film heater. A bare bimetallic plate is directly covered on an insulated layer of the electrothermal film. A thermal actuator on the bimetallic plate cut off a power supply on the electrothermal film plate via the movements of opening and closing a connecting point in the bimetallic plate. The design combines the electronic circuit temperature controller with negative temperature coefficient thermister with the mechanical bimetallic kick temperature controller to form the temperature controller having at least two levels of safety protection, normally three levels, thereby making the safety protection device of the electrothermal film heater satisfy the national safety standard requirement, guaranteeing the safe and reliable use of the electrothermal film heater, laying foundations for electrothermal film heater in the household electrothermal heater, improving the electrothermal efficiency and laying foundations for saving energy.

The invention discloses a preparation technology for melt for production of mineral wool, rock wool and cast stone products. The preparation technology comprises: collecting hot slag in a blast furnace or a converter, adding into an electromagnetic induction furnace; mixing with the following raw materials: basalt, quartzite, dolomite/quartz sand, and a nucleation agent; adjusting the acidity coefficient and the pH value of the slag; and heating and stirring the slag in the electromagnetic induction furnace until the fluidity, the superheat temperature and the component uniformity of the slag reach the standards, supplying the slag for a material molding apparatus by a melt flow control apparatus. According to the preparation technology, the electrothermal efficiency and the power factor of the electromagnetic induction furnace are high; raw materials and energy are subjected no extra waste; and the preparation technology helps to guarantee the product quality and improve the production efficiency and energy utilization rate.

The present invention discloses a two-dimensional material phase change memory cell, which comprises a substrate and a lower electrode, a phase change layer, an upper electrode and a two-dimensional material layer sequentially arranged on the substrate from bottom to top. The two-dimensional material layer is arranged on a contact surface between the phase change layer and the lower electrode andis also arranged on a contact surface between the phase change layer and the upper electrode. The two-dimensional material used in the invention has a very small thermal conductivity. In addition to the thermal resistance formed by the interface, the two-dimensional material itself reduces the heat loss and writing current and improves the electrothermal efficiency. The two-dimensional material layer also has very good mechanical properties such as the high elasticity coefficient, high compressive property and fracture strength, and can play a role of buffering. In the phase change process, the phase change layer is subjected to the smaller thermal expansion extrusion stress and strain, so the stress and strain between the phase change layer and the electrode layer during the phase changetemperature rise can be effectively reduced, and the service life and write-erase times of the device are increased.

The invention belongs to the technical field of engine preheating and particularly relates to a device for preheating an engine before a car is started. The device comprises a water tank and the engine. The water tank provides cooling water for the engine. The water tank is connected with the engine through a cooling water pipe, and a water circulating passage is formed. A preheater is connected to a position, close to the engine, of the cooling water pipe. The preheater is mounted in the cooling water pipe. The preheater is an electric heater. The device has the advantages that the device is added to a car water circulating system in the prior art, the problem that the car is difficult to start in cold regions in winter is solved, the engine is preheated before the car is started, hot water rises and cold water falls after heating, automatic circulation of water in the circulating pipeline is achieved, water in the water pipe can be preheated fast to provide temperature of the combustion chamber of the engine, the engine can be ignited fast and stably, smoke discharge concentration is lowered after temperature rising, and the device is reliable, time saving, labor saving, economical and environmental friendly.

The invention discloses novel electric heating wallpaper. The novel electric heating wallpaper comprises a wallpaper substrate layer, a waterproof layer, an insulating layer, an electric heating layer and a radiating layer, wherein the waterproof layer is arranged on the wallpaper substrate layer; the insulating layer is arranged on the waterproof layer; the electric heating layer is arranged on the insulating layer; the radiating layer is arranged on the electric heating layer; an infrared electric heating film is arranged in the electric heating layer; a temperature controlled switch is connected to the infrared electric heating film. The novel electric heating wallpaper disclosed by the invention has the advantages of capability of performing electric heating, high electric heating efficiency, safety and convenience in usage, simple structure and no occupation of space.

Ribbed steel bar short-circuit heat treatment equipment and a heating power supply thereof belong to the field of steel bar manufacturing. The reinforcing steel bar short-circuit heat treatment equipment comprises a plurality of modules, each module comprises two sets of reinforcing steel bar guide rollers, the two sets of reinforcing steel bar guide rollers are connected with a positive electrode and a negative electrode of a heating power source respectively, each set of reinforcing steel bar guide rollers comprises an upper roller and a lower roller, and carbon brush drums are fixedly arranged on the peripheries of rotating shafts of the upper roller and the lower roller respectively. The heating power supply is respectively communicated with the upper roller and the lower roller through the carbon brushes, and the positive electrode of the heating power supply and the negative electrode of the heating power supply are short-circuited through the reinforcing steel bars and simultaneously heat the reinforcing steel bars. The method can reduce heat loss, reduce production energy consumption, shorten production process length, reduce production cost, improve product performance indexes and improve product market competitiveness.

The invention relates to the technical field of liquid electric heating, in particular to a small-size high-efficiency electric heating device with a waste heat recovery function. The device comprisesa plurality of electric heating tubes, the plurality of electric heating tubes communicates with each other through connecting tubes to form a liquid electric heating channel, a heat conduction shellare arranged outside the electric heating tubes in a sleeved mode, the upper ends and the lower ends of the electric heating tubes are fixed together with the heat conduction shell through fixing pieces, the heat conduction shell is integrally formed with a water inlet tube, and the water inlet tube communicates with the water inlet end of the liquid electric heating channel. According to the device, a liquid electric heating assembly can effectively reduce the size of the assembly under the same power, the occupied volume of the space is reduced, meanwhile, heat can be recycled, so that theheat efficiency is improved, the energy is saved, the environment is protected, and meanwhile, the temperature of the outer sleeve shell is kept low and the outer sleeve shell is convenient to use ina narrow space.

The invention discloses a piece of equipment for purifying oil with far-infrared radiation heat transfer. The equipment comprises an inner reaction vessel, a far-infrared radiation heating body, a material temperature sensor, and a heating temperature sensor. A kettle port of the inner reaction vessel employs two high pressure air spring support bars for installation of an overturn top cover. Theinner reaction vessel is placed in an opening of the far-infrared radiation heating body, and the inner reaction vessel extends from the far-infrared radiation heating body, wherein one end of each high pressure air spring support bar is installed on the overturn top cover, and the other end is installed on an end face of the far-infrared radiation heating body opening, and the a side wall of thefar-infrared radiation heating body is provided with an oil draining valve. The material temperature sensor is installed in the inner reaction vessel for sensing the temperature of the materials in the inner reaction vessel. The heating temperature sensor is installed on the far-infrared radiation heating body for sensing the heating temperature of the far-infrared radiation heating body. When thetemperature of the material temperature sensor exceeds a predetermined temperature value one, or the temperature of the heating temperature sensor exceeds a predetermined temperature value two, the far-infrared radiation heating body stops heating.

The invention relates to a method for preparing a high thermal conductivity heating film material and belongs to the technical field of thermal conductive materials. The method uses magnesium aluminumpowder as a raw material to prepare an ultrafine composite powder and loads the ultrafine composite powder into a zinc oxide sol film. Since one more electron is located at a position where the Al powder is incorporated into a ZnO film lattice to replace an Zn ion, the carrier concentration in a semiconductor material increases, and the carriers fill the lower energy level in a conduction band sothat the electrons in a valence band can only transition to a higher energy level and the resistivity of the film is lowered, thereby improving the electrical properties of the film and improving theelectrothermal stability of the heating film material. The material is doped with the magnesium-aluminum composite powder for loading, and the ceramic powder has excellent thermal conductivity and connection properties such that the magnesium-aluminum composite powder is dispersed inside the film to form anchor points that are linked to each other, and the electrothermal conversion efficiency ofthe material is improved by the effective combination between the anchor points.

The invention discloses a novel capacity-enlarging induction furnace body and a process. The novel capacity-enlarging induction furnace body comprises a crucible, a crucible furnace wall and an induction coil, and is characterized in that: the crucible is a cylindrical straight crucible, and has equal upper and lower diameters; the thickness of the crucible furnace wall on the front of the induction furnace is unequal to that of the crucible furnace wall on the rear of the induction furnace, and the front half crucible furnace wall near a furnace mouth is thinner than the rear half crucible furnace wall; and the bottom surface of the crucible and the lower edge of the first turn of induction coil on the lower part of the induction coil are aligned with each other and positioned on the same horizontal plane. The novel capacity-enlarging induction furnace body has the advantages of improving the electrothermal efficiency and smelting capacity of the induction furnace and reducing furnace rupture accidents, and can be widely applied to various medium frequency and main frequency furnaces.

The present invention relates to an electric arc molten processing system and method for processing rubbish combustion ash, which includes: a feeding system, a fume emission control system, a slag cold system and an arc furnace. The arc furnace structure is as follows: a furnace body as the melten pool; a water cooled cover covering on the furnace body; a bracket arranged on the water cooled cover; a top electrode in the bracket, whose discharge end passes through the water cooled cover into the inside of the furnace body; a bottom electrode in the bottom of the furnace body corresponding to the discharge end of the top electrode, respectively connecting to the output electrode of the power with the top electrode; a feed port disposed on one side of the furnace body; a slag eye arranged on the bottom of the furnace body; an exhaust port mounted on the furnace body. The processing method is: 1. a material processing procedure; 2. a loading procedure; 3. an electric arc molten procedure; 4. an exhaust purification processing procedure; 5. slag cooling procedure. The invention reduces the molten markedly to decompose the dioxin in the ash and melt the heavy metal in the slag. The generated slag can be recycled directly and reduce the environmental pollution.