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58results about How to "Accelerate the heating process" patented technology

Cleaning system and cleaning method of Hotan red dates

The invention belongs to the agricultural product processing field and particularly relates to a cleaning system and a cleaning method of Hotan red dates. The cleaning system of the Hotan red dates comprises a multi-row rolling rod hoister, a soak air flow cleaning machine and a high-pressure spraying hairbrush cleaning machine; the soak air flow cleaning machine is arranged at the rear end of the multi-row rolling rod hoister; and the high-pressure spraying hairbrush cleaning machine is arranged at the rear end of the soak air flow cleaning machine. The cleaning method of the Hotan red dates has the advantages of solving the problem that a simple soak and spray painting method cannot satisfy a requirement of perfect slit remove due to the facts that Hotan possesses non-pollution alkalinity desertification soil which is best suitable for the growth of the Hotan red dates and abundant light and heat, excessive wind and sand in the four seasons enable the epidermis of the red dates to be contaminated by dust and silt, conventional commodity dates are usually processed by water soaking or spray washing to improve the appearance quality of the products; and being capable of recycling the cleaning water except the douching process, energy-saving and good in cleaning effect due to the facts that a three-stage cleaning method is utilized and warming and bubble technologies are added to the soak cleaning. The cleaning system of the Hotan red dates has the advantages of being simple in structure, low in construction cost and safe to use.
Owner:章志涛

LC resonance and PTC (positive temperature coefficient) resistance band-based electric power storage device heating method

The invention discloses an LC resonance and PTC (positive temperature coefficient) resistance band-based electric power storage device heating method. By the method, energy reciprocally flows among a direct current power supply, an LC resonant unit, a PTC resistance band and an electric power storage device to generate sinusoidal alternating current; the sinusoidal alternating current flows through an alternating current impedance real part of the electric power storage device to generate heat for internal heating, and selectively flows through the PTC resistance band to generate heat for external heating; moreover, the working current amplitude of the sinusoidal alternating current in an LC resonant circuit is regulated by controlling the working frequency of a half bridge to be close to or biased from an LC resonant frequency or regulating the resistance of the PTC resistance band. The sinusoidal alternating current flows through the alternating current impedance real part of the electric power storage device to generate heat for internal heating, and flows through the PTC resistance band to generate heat for external heating. Rapid and efficient heating is implemented inside and/or outside a battery by virtue of the impedance characteristic of a power system under excitation of the sinusoidal alternating current.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Climate adaptability transparent water storage enclosing structure for low-energy-consumption building and operation method

The invention provides a climate adaptability transparent water storage enclosing structure for a low-energy-consumption building and an operation method and relates to the technical field of building energy saving and building enclosing structures. According to the transparent water storage enclosing structure for the low-energy-consumption building, the problems that as for an current building with a plurality of transparent enclosing structures, the comfort in summer and winter is poor, and energy consumption is high are solved. The transparent water storage enclosing structure for the low-energy-consumption building comprises transparent water storage modules, supporting connecting frames of the transparent water storage modules, an adjustable shading device, a water system pipeline, an outer layer transparent enclosing structure and an automatic control system, wherein the adjustable shading device and the water system pipeline are arranged on the outdoor sides, and the outer layer transparent enclosing structure and the automatic control system can be additionally arranged. The climate adaptability transparent water storage enclosing structure is mainly characterized in that the transparent water storage modules are used for water filling, and thus the thermal inertia and thermal storage property of the enclosing structure are strengthened; a flow resisting layer is used for restraining convection to enhance the thermotechnical efficiency of the transparent water storage modules; meanwhile, relying on simple adjustment of the adjustable shading device in summer and winter, when stored water is overheated in summer, the water is discharged and heat is dissipated, and in the extreme low temperature in winter, the water is discharged to form an air layer for heat preservation; and through reusing of returned water generated by gravity self-flowing and natural daylighting, the indoor thermal comfort is kept, and building energy consumption is reduced.
Owner:刘向峰

Power supply system for carrying out heating based on LC resonance and PTC resistance tape and vehicle

The invention provides a power supply system for carrying out heating based on LC resonance and a PTC resistance tape and a vehicle. The power supply system comprises an LC resonance unit and the PTC resistance tape, wherein the LC resonance unit comprises a capacitor and an inductor; one end of the LC resonance unit is connected with one end of the PTC resistance tape; the other end of the LC resonance unit is connected between an upper bridge arm S1 and a lower bridge arm S2; the other end of the PTC resistance tape is connected with a positive electrode of a power storage device; a negative electrode of the power storage device is connected with the negative electrode of a DC power supply; energy flows among the DC power supply, the LC resonance unit and the power storage device in a reciprocating manner and generates sinusoidal AC; and the sinusoidal AC generates heat through an AC impedance real part of the power storage device to achieve internal heating and generates the heat through the PTC resistance tape to achieve external heating. Fast and efficient heating is achieved from the inside and / or outside of a battery by using the impedance characteristic of the power supply system under the excitation of the sinusoidal AC.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Welding jig and automobile lamp manufacturing method

The invention provides a welding jig. The welding jig comprises an upper mold and a lower mold sequentially from top to bottom, a lower jig cavity is formed in the upper surface of the lower mold, the lower surface of the upper mold is provided with an upper jig cavity corresponding to the lower jig cavity, the lower mold is provided with a positioning hole located outside the lower jig cavity, the upper mold is provided with a positioning column corresponding to the positioning hole, a groove is formed in the upper surface of the lower mold, the lower jig cavity is arranged in the groove, and the upper mold can be arranged in the groove in an attaching manner; the upper mold and the lower mold are each provided with a through hole, and the through holes penetrate the groove, the lower jig cavity and the upper jig cavity; the welding jig is accurate in positioning, simple and practical, the groove, the positioning hole and the positioning column are used for ensuring perpendicularity of the welding component in the horizontal and vertical direction; through the through holes, the heating and cooling process of the jig is quickened. On this basis, the invention further provides a method for manufacturing an automobile lamp through the welding jig.
Owner:GUANGZHOU GONGZHU SCI HLDG CO

Electric pile heating device and fuel cell system hierarchical control method

The invention provides an electric pile heating device and a fuel cell system hierarchical control method, and belongs to the field of cells. An air inlet pipe of an air compressor is connected to anoutlet pipe of an air filter through an air flow meter. An inlet pipe of the intercooler is connected to an outlet pipe of the air compressor, and the intercooler is connected with an inlet cooling pipe and an outlet cooling pipe. A dry air side inlet of the humidifier is connected to a first outlet pipe of the intercooler; a humid air side outlet of the humidifier is connected to the mixing and discharging device through a back pressure valve; an air inlet of the galvanic pile is connected to a dry air side outlet of the humidifier, and an air outlet of the galvanic pile is connected to a wetair side inlet of the humidifier; an inlet pipe of the preheating valve is connected to a second outlet pipe of the intercooler, and an outlet pipe of the preheating valve is connected to an air inlet pipe of the air compressor. The controller is electrically connected with the air flow meter, the air compressor, the preheating valve, the back pressure valve and the galvanic pile. The device is small in occupied space, and the power consumption of low-temperature cold start of the whole fuel cell system is reduced.
Owner:DONGFENG MOTOR CORP HUBEI

Fused salt heat storage and heat-conducting oil heat transfer system as well as heat conducting method

The invention provides a fused salt heat storage and heat-conducting oil heat transfer system. The fused salt heat storage and heat-conducting oil heat transfer system comprises a fused salt heat storage tank, a heat-conducting oil circulating main pipeline, a heat exchanger unit and a heating system, wherein the fused salt heat storage tank is filled with fused salt subjected to heat storage; a heating device can be started through grid off-peak electrical energy so as to heat the fused salt subjected to heat storage and the heat-conducting oil, and meanwhile, heat exchange between the heatedheat-conducting oil and the fused salt subjected to heat storage is carried out, so that a heating process of the fused salt subjected to heat storage can be further quickened until the fused salt subjected to heat storage reaches a set temperature, and thus, the starting time of the system is shortened, and the operation efficiency of the system is improved; and after heat storage is carried outcompletely, an external supply medium is heated through the heat exchanger group. The system disclosed by the invention has the advantages that the fused salt subjected to heat storage is heated by utilizing the grid off-peak electrical energy, so that electro-thermal conversion is completed, and then the external supply medium is heated through the converted heat, and thus, thermoelectric decoupling is realized, and therefore, the utilization efficiency of energy is improved.
Owner:NORTHWEST ELECTRIC POWER DESIGN INST OF CHINA POWER ENG CONSULTING GROUP

Method for promoting livestock and poultry manure compost maturity through microbial pretreatment

The invention discloses a method for promoting livestock and poultry manure compost maturity by microbial pretreatment. The method comprises the following steps: regulating the water content of crop straws to 60-80%, the pH value to 6-8 and a urea addition amount to 1-2%; then adding 1-5% by mass of a gloeophyllum trabeum liquid inoculant, and carrying out solid-state fermentation on the straws for 5 days; and uniformly mixing the pre-fermented straws and livestock and poultry manure according to the weight ratio of 1:3 to 1:6, and carrying out aerobic composting until the material is completely decomposed. Compared with conventional composting, the method provided by the invention can shorten the composting period by about 10 days, reduce a CO2 emission amount in the composting process by30-50%, and improve the humus content by 15-20%; the composting method can accelerate degradation and conversion of raw material organic matter, shorten the composting period, effectively reduce thecarbon loss, remarkably increase the humus content of a composting product, and improve the composting efficiency and the quality of the composting product; and the method has the advantages of simpleoperation, environmental friendliness and the like, and can be applied to composting enterprises for producing organic fertilizers by using different livestock and poultry manure and straw raw materials.
Owner:JIANGSU ACADEMY OF AGRICULTURAL SCIENCES

Low-cost temperature control system for micromechanical inertial measurement combination

The invention provides a low-cost temperature control system for a micromechanical inertial measurement combination and relates to the field of micromechanical inertial measurement. The temperature control system comprises a temperature control and insulation module, a signal collection, processing and communication module and a temperature control module, wherein an analog-to-digital conversion circuit converts a signal of a micromechanical inertial measurement sensor accelerometer, a gyro signal and a temperature signal into digital values by directly taking a micromechanical inertial measurement sensor as a temperature control object; temperature compensation is carried out through a signal collection, processing and communication circuit by virtue of a microcontroller, and meanwhile, temperature information is sent to a temperature control circuit; and the temperature control circuit collects the temperature of a controlled object and multi-circuit control compensation physical quantity of the system, carries out algorithm solution and drives a heating piece by virtue of PWM control power to heat a heat preservation cavity. According to the low-cost temperature control system provided by the invention, the accuracy of the micromechanical inertial measurement combination is remarkably improved. The low-cost temperature control system has the characteristics of low cost, high control accuracy and strong environmental adaptability.
Owner:BEIJING PULIMEN ELECTRO MECHANICAL HIGH TECHN CO

Electromagnetic controlled-release microcapsule/steel fiber self-repairing concrete and preparation method thereof

The invention relates to electromagnetic controlled-release microcapsule / steel fiber self-repairing concrete and a preparation method thereof. The electromagnetic controlled-release microcapsule / steelfiber self-repairing concrete is prepared from cement, coal ash, a fine aggregate, a coarse aggregate, electromagnetic controlled-release microcapsules, surface-treated steel fibers, a water reducingagent and water. According to the invention, the prepared electromagnetic controlled-release microcapsules and the surface-treated steel fibers are added into concrete; the steel fibers are subjectedto eddy heat generation through an external electromagnetic field, a microcapsule wall material is heated and melted by utilizing the excellent heat conduction effect of graphite and high-heat-conductivity fibrous carbon powder, isocyanate in microcapsules is released, and the isocyanate and water in the concrete are subjected to chemical reaction to generate a cured product, so that the internaldamage and microcracks of the concrete are repaired. The electromagnetic controlled-release microcapsule / steel fiber self-repairing concrete prepared by the method is high in heating speed in the external electromagnetic field and good in repairing effect on the internal damage and microcracks of the concrete, and the service life of a concrete structure is greatly prolonged.
Owner:WUHAN UNIV OF TECH

Continuous electric heating rotary furnace and process for preparing lithium manganate through rotary furnace

The invention relates to a continuous electric heating rotary furnace and a process for preparing lithium manganate through the rotary furnace. A hearth heating area is arranged in a furnace tube of the continuous electric heating rotary furnace, and the furnace tube and the horizontal plane overall form a certain angle, so that the feeding end of the furnace tube is higher than the discharging end; the hearth heating area is divided into a plurality of temperature areas, each temperature area achieves independent temperature control heating, and a heat insulation layer of the furnace tube ismade from a high-temperature ceramic fiber material; and multiple sections of overall combined block structures are adopted by the furnace top of the furnace tube, and clearances between all the furnace top overall combined blocks are stuffed and sealed through alumina silicate fiber blankets. Compared with a traditional electric heating rotary furnace, the continuous electric heating rotary furnace is additionally provided with more heat insulation structures, and the temperature raising and heat insulation performance in the furnace are greatly improved. According to the process for preparing the lithium manganate, the calcining time of an existing lithium manganate process can be greatly shortened and is controlled within 10 hours, the production efficiency of a production enterprise can be improved, and energy consumption can be reduced.
Owner:福建省云智新材料科技有限公司

Ceramic green body drying process

The invention discloses a ceramic green body drying process. The process comprises the steps that (1) green bodies are placed into a drying room, the initial temperature is set to be 28-32 DEG C, and the initial humidity is set to be 82-85%; (2) the temperature continues to be raised to 34-36 DEG C from the initial temperature, the humidity continues to be reduced to 78-79% from the initial humidity, and the temperature and the humidity are maintained for 3.5-7 hours; (3) the temperature continues to be raised to 38-40 DEG C from the cut-off temperature in the step (2), the humidity continues to be reduced to 74-76% from the cut-off humidity in the step (2), and then the temperature and the humidity are maintained for 7-10 hours; (4) temperature continues to be raised to 42-44 DEG C from the cut-off temperature in the step (3), the humidity continues to be reduced to 66-68% from the cut-off humidity in the step (3), and then the temperature and the humidity are maintained for 3-5 hours; (5) the temperature is maintained for 6-9 hours after being raised to 75-80 DEG C at the speed of 8-12 DEG C per hour, and the humidity is maintained for 6-9 hours after being reduced to 13-20% at the speed of 8-9% per hour; and (6) the temperature is lowered to the indoor temperature, and then the green bodies are taken out. Through the drying process, the cracking rate of ceramic green bodies in the drying process is effectively reduced, and the drying qualified rate of the green bodies is increased; and the drying efficiency can be effectively improved, and the drying time of green bodies can be shortened effectively.
Owner:JOMOO KITCHEN & BATHROOM

Heat exchange device, control method thereof, and heating ventilation air conditioning system using heat exchange device

The invention relates to the technical field of air conditioners, in particular to a heat exchange device. The heat exchange device is provided with a fluid heating system and an electric heating system, a power supply is also connected to a temperature controlled switch, and an electric heating system switch is connected to the power supply; an electric heating device is connected to the electric heating system switch, and the electric heating device is arranged on the heat exchange device; and the electric heating device is connected to the temperature controlled switch, so that the closed electric heating system is formed jointly. The fluid heating system and the electric heating system are arranged, so that the heat exchange device can achieve functions of quick warming, high heating response speed and good heating effect in low-temperature environment. The invention further discloses a control method for the heat exchange device and a heating ventilation air conditioning system using the heat exchange device. The warming and heating effects of the heating ventilation air conditioning system are improved, and the heating ventilation air conditioning system can realize quick warming.
Owner:SHANTUI CONSTR MASCH CO LTD

Circulating fluidized bed gasification furnace starting system

PendingCN110358583ASolve the problems of excessive waste, serious environmental pollution and low thermal efficiencySolve the problem of serious pollution and low thermal efficiencyChemical industryGasification processes detailsStart timeFlue gas
The invention discloses a circulating fluidized bed gasification furnace starting system, which comprises a gasification furnace, a coal inlet system, a furnace baking gas system, a flue gas purification system and a flue gas circulation system. According to the present invention, when the furnace is started by using the method, the temperature rising and the pressure increasing of the gasification furnace are simultaneously performed, such that the condition that the temperature rising and the pressure increasing cannot be simultaneously performed in the conventional gasification furnace starting method is solved; by using the un-heated mixed gas as the coal powder conveying gas and the fluidizing agent, the coal powder in the gasification furnace can maintain a good fluidization state, the occurrence of the slagging accident in the gasification furnace can be avoided, the temperature rising and pressure increasing process can be shortened, the furnace starting time can be short, theunqualified synthesis gas volume is low, the waste of resources is reduced, and the environmental protection load of the enterprise is reduced; and the heating process mainly relies on the furnace baking gas, and the furnace baking gas has high heat efficiency, such that the coal powder consumption for ignition is reduced, and the production cost of the enterprise is lowered.
Owner:XINNENG ENERGY CO LTD
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