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46results about How to "shorten heating time" patented technology

Internal-circulation bulk curing barn realizing complementation of multiple energies

ActiveCN108477659AReduce baking costsShorten heating time
The invention discloses an internal-circulation bulk curing barn realizing complementation of multiple energies. The internal-circulation bulk curing barn comprises four parts, including a tobacco loading chamber, a heating chamber, a dehumidifying chamber and a system master controller, wherein three heat transfer devices in the heating chamber carry out heat exchange with air in the heating chamber by adopting solar energy, air energy and electric energy, with the tobacco loading chamber, damp and hot air separating out in the tobacco leaf curing process is exhausted into the dehumidifying chamber for cooling and dehumidification, the damp and hot air after cooling and dehumidification returns to the heating chamber to be heated, and the system provides heat and eliminates humidity by adopting the complementation method according to the baking process curve and the temperature and humidity in the tobacco loading chamber. The internal-circulation bulk curing barn realizing complementation of multiple energies has the beneficial effects that a heat source is provided in a complementation manner by adopting four energies including solar heat collection, air energy, solar photovoltaic and electric energy, the dehumidification manner combining internal-circulation dehumidification and total heat recovery dehumidification is adopted, thus the curing cost can be reduced, the temperature rise time can be shortened, the system master controller is adopted for realizing control, so that the manual operation can be reduced, the labor intensity can be alleviated, the control precision can be promoted, and the tobacco leaf curing quality can be improved.
Owner:HUNAN UNIV OF SCI & TECH

Waste sand calcining system

The invention belongs to the technical field of casting mold material treatment equipment, and particularly discloses a waste sand calcining system. The waste sand calcining system comprises a dryingtower, a furnace body and an air inflow unit. The lower end of the drying tower communicates with the upper portion of the furnace body. An upper sealing plate is arranged in the furnace body, and multiple longitudinally-distributed communicating ways are arranged on the upper sealing plate. Burners communicating with an upper calcining layer are arranged on the furnace body. An upper sand feedingdevice is arranged on the side, away from the drying tower, of the furnace body, and a lower sand feeding device is arranged on the other side of the furnace body. Each of the upper sand feeding device and the lower sand feeding device comprises a closed box, a sand level control mechanism and a sand feeding pipe. The upper end of the closed box of the upper sand feeding device communicates withthe upper calcining layer, and the sand feeding pipe of the upper sand feeding device communicates with a lower calcining layer. The upper end of the closed box of the lower sand feeding device communicates with the lower calcining layer. The waste sand calcining system in the scheme is low in cost, short in construction period and low in energy consumption, and by means of the technical scheme, the problems that in an existing calcining furnace, waste sand cannot fully boil, and the waste sand calcining effect is not good can be solved.
Owner:CHONGQING CHANGJIANG RIVER MOLDING MATERIAL GRP

Energy-saving road asphalt crack pouring machine

The invention discloses an energy-saving road asphalt crack pouring machine, which belongs to a road construction facility. The energy-saving road asphalt crack pouring machine comprises a rack, an asphalt melting box, a liquefied gas tank carrying box, a liquefied gas burning mechanism, a molten asphalt lead-out box, a crack pouring mechanism, an asphalt stirring mechanism, a rack forward guide mechanism and a control mechanism, wherein the asphalt melting box is arranged at one end of the rack; the liquefied gas tank carrying box is arranged at the other end of the rack; the liquefied gas burning mechanism is arranged in a liquefied gas burning mechanism cavity; the molten asphalt lead-out box is arranged on the lower part of the asphalt melting box; the crack pouring mechanism is arranged on the molten asphalt lead-out box; the asphalt stirring mechanism is arranged on a box cover; the rack forward guide mechanism is arranged on the rack; the control mechanism is arranged on one side of the asphalt melting box and the liquefied gas tank carrying box; the outer wall of the asphalt melting box is provided with an expansion gas absorbing mechanism, and the box wall is provided with a molten asphalt lead-in port; the bottom of the box cavity of the molten asphalt lead-out box is provided with a crack pouring pipe hole, and the upper part of the box cavity is provided with a molten asphalt lead-out box cover; and the crack pouring mechanism comprises a motor, an asphalt pump, a guide column, a rubbing board rack, an enclosing baffle frame, a scraping plate and a crack pouring pipe. The energy-saving road asphalt crack pouring machine has the advantages of good energy saving effect, capability of forwardly and quickly advancing, short heating time, capabilities of guaranteeing safety and avoiding blockage and good operability effect.
Owner:CHANGSHU GAOSIDA INSTR EQUIP

Asphalt melting box structure of energy-saving asphalt crack pouring machine

The invention discloses an asphalt melting box structure of an energy-saving asphalt crack pouring machine, belonging to the technical field road construction facilities. The energy-saving asphalt crack pouring machine comprises a rack, a liquefied gas tank carrying box, a liquefied gas burning mechanism, a molten asphalt lead-out box and a crack pouring mechanism. The asphalt melting box structure comprises a box body, wherein the box body is arranged at the right end of the rack; the upper part of the box body is provided with a box cover; an oil heating jacket is formed on the outer wall of the box body by surrounding the periphery of the outer wall and a bottom wall; a liquefied gas burning mechanism cavity is formed below the box body; the liquefied gas burning mechanism is arranged in the liquefied gas burning mechanism cavity; the molten asphalt lead-out box is fixed on the lower part on one side of the box body and is communicated with the asphalt melting cavity; the box cover is provided with an asphalt stirring mechanism; and the asphalt stirring mechanism extends into the asphalt melting cavity to stir asphalt in the asphalt melting cavity. The asphalt melting box structure has the advantages of good energy saving effect and capabilities of heating asphalt under a dynamic state, favorably shortening the heating time and saving energy consumption.
Owner:CHANGSHU GAOSIDA INSTR EQUIP

Cleaning machine

The invention relates to a cleaning machine. The cleaning machine comprises a cleaning cavity, a water storage tank and a water pipe; the water storage tank is used for storing cleaning water, a waterstorage tank water inlet and a water storage tank water outlet are formed in the water storage tank, and the water pipe is connected with the water storage tank and the cleaning cavity; a heat conduction piece is arranged between the water storage tank and the cleaning cavity, and the heat conduction piece can achieve heat conduction between the water storage tank and the cleaning cavity; and thewater storage tank divides the cleaning cavity into two or more independent cavity bodies. The heat conduction piece is arranged between the water storage tank and the cleaning cavity so that the water storage tank can absorb heat in the cleaning cavity in the dish washing process, the cleaning water which is stored in the water storage tank and is about to enter the cleaning cavity for washing dishes has high temperature, then the time for heating the cleaning water in the cleaning cavity is saved, the cleaning time of the cleaning machine is shortened, and the working efficiency is improved; when the cleaning by the cleaning machine is finished, the cleaning water with low temperature in the water storage tank can absorb the heat in the cleaning cavity, so that the cleaning cavity is quickly cooled, and a user can conveniently use the cleaning cavity; and the cleaning cavity is divided into two or more independent cavity bodies by the water storage tank so that the user can conveniently select one cavity body or two or more cavity bodies for cleaning according to the number of to-be-cleaned objects, or other cavity bodies are used for storage in the cleaning process of one or more cavity bodies.
Owner:DREAM INNOVATION TECH (SUZHOU) CO LTD

Electromagnetic induction heating device for obtaining high-temperature rare gas

An electromagnetic induction heating device for obtaining high-temperature rare gas comprises a metal heating pipe, an electromagnetic induction coil, an electromagnetic induction heating power supply, a flange, a gasket, a containment cylinder, a heat insulation layer, a refractory filling material, an inlet and outlet pipeline, a cover plate and graphite filler. Rare gas enters the metal heatingpipe from the inlet pipeline, and the metal heating pipe is heated to a high-temperature state under the action of induction electric heating, so that the rare gas in the metal heating pipe is heated, and then the high-temperature rare gas flows out from the outlet pipeline. Inert gas atmosphere is formed in the containment barrel, so that the metal heating pipe is prevented from being oxidized at high temperature; the containment cylinder is made of a high-temperature-resistant material, so that the temperature of each part of the heating device is lower than a corresponding temperature limit value; the whole heating device is connected through a flange, and the defect that a metal heating pipe is made of high-temperature-resistant special materials and is not easy to weld is overcome. The heating device can heat gas to a higher temperature, can stably and safely operate for a long time, and can meet the requirements of the current processing technology at the same time.
Owner:XI AN JIAOTONG UNIV

System used for storage tank heating and method thereof

InactiveCN110451111AReduce labor intensity and working timeshorten heating time
The invention discloses a system used for storage tank heating and a method thereof, and belongs to the technical field of crude oil storage and transportation. The system comprises a controller, a heater, an electromagnetic liquidometer and a processor, wherein the heater, the electromagnetic liquidometer and the processor are electrically connected with the controller. The heater is arranged ina storage tank and used for heating crude oil in the storage tank, the electromagnetic liquidometer is arranged in the storage tank and used for obtaining the actual liquid level information of the storage tank, and transmits the information to the processor through the controller, the processor is used for starting the heater to heat through the controller when the actual liquid level of the storage tank reaches the preset liquid level, the controller is used for collecting heating voltage information and heating current information of the heater, and transmitting the information to the processor, the processor is used for processing the final preset temperature information of the crude oil heated through the heater, according to the heating voltage information, the heating current information and the final preset temperature information, the heating time of the heater is determined, and after the heating time, heating of the heater is stopped through the controller. Labor intensity is reduced, and electric energy waste can be avoided.
Owner:PETROCHINA CO LTD

Sterilizing and softening method and sterilizing and softening device for exchanging heat of water into and out of water heater

The invention discloses a sterilizing and softening method for exchanging heat of water into and out of a water heater. A heat exchange interface of delivered hot water/boiling water and inlet water is adopted based on a water heater/water boiler with a temperature control device and the heat exchanged hot water is continuously heated, wherein the hot water/boiling water continuously exchanges heat with the inlet water when delivered. A sterilizing and softening device manufactured according to the method for exchanging the heat of the water into and out of the water heater consists of the water heater/water boiler with the temperature control device and a water inlet/outlet connection pipe. The device is characterized by comprising the heat exchange interface of the hot water/boiling water and the inlet water to be sterilized and softened. The method and the device has the advantages that the heat exchange of the hot water/boiling water and the inlet water can reduce the heating time, enables the production of purified water to be more effective and is favorable for saving energy; and the water boiler for providing drinking water can deliver the boiled water cooled to between 30 and 50 DEG C so as to shorten the time of waiting for the cooling of the drinking water, and reduce the danger of scald when the school students drink the boiled water. Two embodiments are provided with attached figures.
Owner:施中天

Rice cooker rice cooking and heating control method and device

ActiveCN108958315Ashorten heating timeGuaranteed cooking effect
The invention discloses a rice cooker rice cooking and heating control method, which comprises the steps of: using a preset power-regulating ratio N for heating after a water absorption stage of a rice cooker is completed, and calculating a unit time temperature change value S1 of an upper cover within a preset unit time length t1 of time after heating for the preset unit time length t1 accordingto the preset power-regulating ratio N; comparing the unit time temperature change value S1 with a preset unit time temperature change value S, adjusting a current heating power-regulating ratio of the rice cooker according to a comparison result, decreasing the current heating power-regulating ratio if S1 is greater than S, and increasing the current heating power-regulating ratio if S1 is less than S; and heating the rice cooker according to the adjusted heating power-regulating ratio. The invention further discloses a rice cooker rice cooking and heating control device. The rice cooker ricecooking and heating control method and the rice cooker rice cooking and heating control device adjust the numerical value of the heating power-regulating ratio of the rice cooker according to the temperature change rate, so as to fix the heating time of the rice cooker and ensure the rice cooking effect.
Owner:FOSHAN SHUNDE MIDEA ELECTRICAL HEATING APPLIANCES MFG CO LTD

Energy recovery system for heating bath pretreatment of electroplating nickel production line

The invention discloses an energy recovery system for heating bath pretreatment of an electroplating nickel production line. The energy recovery system comprises a base plate, a hot water tank, an airpump and a heat exchange cavity; the base plate is provided with the hot water tank and a thread support rod; an electric heating wire is embedded in the inner wall of the hot water tank; a drainagepipe is arranged on the right wall of the hot water tank; movable blocks are arranged at the outer periphery of the thread support rod; connecting rods are symmetrically welded on opposite inner sidesof the movable blocks; an upper cover is welded at the tail ends of the connecting rods; the upper end of the upper cover is connected with the air pump; an upper placing plate is arranged at the upper end of the thread support rod; a motor is connected to the left side of the upper end of the upper placing plate; the heat exchange cavity is welded at the upper end of the upper placing plate; a connecting hose is connected between the lower end of the heat exchange cavity and the air pump; a coiler, a straight pipe and a spiral pipe are arranged on the connecting hose in sequence; the lower end of the spiral pipe is connected with an exhaust pipe; and a liquid outlet pipe is connected to the lower part of the right wall of the heat exchange cavity. The energy recovery system can use the steam temperature for preheating water, and effectively uses machining afterheat to save more energy.
Owner:TIANJIN KECHUANG FUXIN TECH CONSULTING CO LTD

Device and method for recycling waste heat of quenching furnace by suspension line tempering furnace

The invention discloses a device and method for recycling waste heat of a quenching furnace by a suspension line tempering furnace, and relates to the technical field of quenching furnace waste heat recycling. The device comprises the quenching furnace, the tempering furnace and a quenching furnace waste heat recovery device, the quenching furnace waste heat recovery device is arranged between the quenching furnace and the tempering furnace, the quenching furnace waste heat recovery device comprises an induced draft fan, a first induced air pipeline I and a second induced air pipeline, and a first connecting pipeline is fixedly arranged on one side of the quenching furnace through a third branch pipe. According to the device and method for recycling the waste heat of the quenching furnace by the suspension line tempering furnace, the waste heat recycling device of the quenching furnace is additionally arranged, the induced draft fan is connected with the first connecting pipeline and a second connecting pipeline, and the third branch pipe and a fourth branch pipe are used in cooperation, so that smoke heat in the quenching furnace can be guided into the tempering furnace through the first induced draft pipeline, the induced draft fan and the second induced draft pipeline, and secondary use of the waste heat of the discharged smoke is completed; and the waste heat of the discharged smoke of the quenching furnace is introduced into the tempering furnace, so that the heating time of the tempering furnace is shortened, the use amount of natural gas is reduced, and the production cost is reduced.
Owner:重庆欣天利智能重工有限公司
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