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619results about How to "Fast heat exchange" patented technology
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Medical pad and system for thermotherapy
ActiveUS20170189225A1Easy to implementDownsizing of facilityTherapeutic coolingTherapeutic heatingCross-linkEngineering
An improved medical pad for contact thermal exchange with a patient includes a fluid circulation layer for containing a thermal exchange fluid circulatable therethrough, a first port and a second port for circulating the thermal exchange fluid in to and out of the fluid circulation layer, and a hydrogel layer interconnected to and extending across one side of the fluid circulation layer to define an adhesive surface for adherence to a patient's skin. The hydrogel layer comprises an ultra violet light-cured composition that includes a cross-linking copolymer in an amount of between about 15% to 30% by weight of the composition, water in an amount of between about 15% to 40% by weight of the composition, and glycerol in an amount of between about 25% to 35% by weight of the composition. The hydrogel layer is provided to have a thermal conductivity of at least about 1.9 ca / / hr-cm-° C.
Owner:MEDIVANCE
Carbon nanotube fabric and heating body using carbon nanotube fabric
ActiveCN101998706AHigh strengthImprove toughnessHeating element materialsCarbon nanotubeBCN nanotube
The invention relates to a carbon nanotube fabric and a heating body using the carbon nanotube fabric. The carbon nanotube fabric comprises a heating element and at least two electrodes, wherein the at least two electrodes are arranged at intervals and are electrically connected to the heating element; the heating element comprises a plurality of carbon nanotubes which are connected end to end; and the at least two electrodes are electrically connected to the carbon nanotubes in the heating element. The carbon nanotube fabric can be applied in the fields of shoe pads, heat insulation clothing, electric blankets, physical therapy instruments and the like.
Owner:TSINGHUA UNIV
Surface heat light source, preparation method thereof and method for heating object using the same
ActiveCN101409961AImprove conductivityImprove thermal stabilityNanotechCathode ray tubes/electron beam tubesSolventNanotube
Owner:TSINGHUA UNIV +1
Carbon fiber heating source and heating system using the same
InactiveUS20100282458A1High tensile strengthReduce power consumptionElectric heating systemEnergy efficient heating/coolingGlass fiberFiber
A carbon fiber heating source includes a bundle of carbon fibers combined with glass fibers. The bundle is surrounded with a silicone coating layer and has high tensile strength responsive to bending and tension while emitting heat at high temperature. The carbon fiber heat emitting source includes heat emitting fibers formed by combining carbon fibers with glass fibers. Connection terminals are formed at both ends of the heat emitting fibers so that electricity can be applied thereto. A coating member coats the surfaces of the heat emitting fibers and the connection terminals. The coating member may be a silicone coating layer formed on the heat emitting fibers and the connection terminals. The coating member may be a quartz pipe that is filled with LPG and hydrogen and receives and seals the heat emitting fibers such that only a portion of the connection terminals is exposed from the both ends.
Owner:ECO CARBON ENERGY
Thermophone device
ActiveCN102307325AIncreased sound pressure outputHigh light transmittanceTransducer detailsUltrasonic imagingEngineering
The invention relates to a thermophone device, which belongs to the technical field of sound-producing devices. The thermophone device comprises a sound-producing element and a signal input device connected with the sound-producing element. The thermophone device is characterized in that the sound-producing element comprises at least one grapheme film structure; and the signal input device is used for inputting a signal to the grapheme film structure, so that the grapheme film structure can be used for changing the density of an ambient medium and sending out sound wave. The thermophone device has no mechanical vibration and can be used for generating high sound pressure output within a frequency range of 10 to 0.1 million of Hz. The invention has the advantages of high reliability, flexibility, transparency, low cost and high performance and can be widely applied to electronic fields of mobile phones, MP3 (Moving Picture Experts Group Audio Layer-3), MP4 (Mobile Pentium 4), televisions, computers, ultrasonic imaging, ranging systems and the like.
Owner:TSINGHUA UNIV
Plane heat source
ActiveCN101868066BHigh electrothermal conversion efficiencyHeating up fastIndividual molecule manipulationElectricityInfrared therapy
The invention relates to a plane heat source, comprising a heating element and at least two electrodes which are arranged at intervals and electrically connected with the heating element, wherein the heating element is composed of a substrate and an integrated self-supporting carbon nano tube structure formed by a plurality of carbon nano tubes. The plane heat source can be used for producing self-heating clothes, gloves or shoes, electric heaters, infrared therapy apparatuses, electric radiators and the like and has wide application range.
Owner:TSINGHUA UNIV +1
Heating device and manufacturing method thereof
InactiveCN102056353AIncreased durabilityImprove conductivityHeating element materialsOptoelectronicsNanotube
The invention relates to a heating device and a manufacturing method thereof. The heating device comprises a first electrode, a second electrode and a heating element, wherein the first electrode and the second electrode are arranged at interval; the heating element comprises a first substrate, a second substrate, a first bonding layer, a second bonding layer and a carbon nanotube structure; the carbon nanotube structure is arranged between the first substrate and the second substrate and is combined with the first substrate and the second substrate respectively through the first bonding layer and the second bonding layer; and the carbon nanotube structure is electrically connected with the first electrode and the second electrode.
Owner:TSINGHUA UNIV +1
Sounding device
The invention relates to a sounding device comprising an electromagnetic wave signal input device and a sounding element, wherein the sounding element and the electromagnetic wave signal input device are arranged at intervals; the sounding element comprises at least one carbon nano tube film, and the carbon nano tube film includes a plurality of carbon nano tubes which are parallel to each other;and the electromagnetic wave signal input device transmits an electromagnetic wave signal to the carbon nano tube film, thus the carbon nano tube film emits heat by absorbing the electromagnetic wavesignal so as to heat an air medium to send sound waves.
Owner:TSINGHUA UNIV +1
Heat source side unit and refrigeration cycle apparatus
ActiveUS20160370045A1Efficient defrostingImprove accuracyMechanical apparatusCorrosion preventionEngineeringRefrigeration
An outdoor unit, connected with indoor units by pipes to constitute a refrigerant circuit, includes a compressor configured to compress and discharge refrigerant, a plurality of parallel heat exchangers configured to allow heat exchange between air and the refrigerant, a first defrosting pipe serving as a flow path for branching a part of the refrigerant discharged by the compressor and allowing the refrigerant to flow into the parallel heat exchanger to be defrosted for defrosting, a first expansion device configured to decompress the refrigerant passing through the first defrosting pipe, a second expansion device configured to adjust the pressure of the refrigerant that passed through the parallel heat exchanger to be defrosted, and a controller configured to control the second expansion device such that the pressure of the refrigerant that passed through the parallel heat exchanger to be defrosted falls within a predetermined range.
Owner:MITSUBISHI ELECTRIC CORP
Chip cooling system
ActiveCN104851857AReduce the temperatureLow boiling pointSemiconductor/solid-state device detailsSolid-state devicesHeat fluxEngineering
The invention relates to a chip cooling system, which comprises a chip heat conduction plate used for primary heat exchange, and an annular heat pipe used for secondary heat exchange, wherein a plurality of micro-channels are arranged on the chip heat conduction plate side by side, the micro-channels are connected with a circulating pipeline provided with a pump simultaneously to form a circulating loop, and the circulating loop is filled with liquid I; and the annular heat pipe is sleeved in the circulating loop to form a sleeving structure, the annular heat pipe is filled with liquid II and gas, and the pressure intensity of the gas is always less than the atmospheric pressure intensity. The chip cooling system combines the micro-channels with the annular heat pipe to form a two-stage heat exchange system, the micro-channels can provide large radiating heat flux and can absorb heat on the chip timely, the annular heat pipe fully utilizes effects such as phase change and gravity as a driving force, the radiating efficiency is high, and the cost is low; and the heat passes through the circulating loop and the annular heat pipe from the chip and is radiated to the environment, the radiating power is high, and the effect is good.
Owner:东营慧达科技创业服务有限公司
Single-tank, double-pipe and bidirectional electric heating device and air energy instant electric water heater
ActiveCN103759406AIncrease the length of the routeExtend heating timeWater heatersPath lengthWater flow
The invention provides a single-tank, double-pipe and bidirectional electric heating device and an air energy instant electric water heater. The single-tank, double-pipe and bidirectional electric heating device comprises a cylindrical tank body, the two ends of the tank body are connected with an upper end cover and a lower end cover in a sealing mode, the lower end cover is provided with a water inlet, a water outlet and a binding post, the tank body is internally provided with two layers of concentric pipe bodies which are an inner pipe body and an outer pipe body, an electric conduction heating body is arranged on a space layer between the inner pipe body and the outer pipe body, and a communicated water flow channel is formed by the inner channel of the inner pipe body and the annular channel between the tank body and the outer pipe body. The path length of water flow is increased, and the heating area of the water flow pipe bodies is increased by placing pipe bodies into the single tank body to divide the space inside the tank body, the process of obtaining the heating energy directly and bidirectionally transmitted by the heating body is accelerated, the heating and acting heat effect ratio per unit time of the tank body is effectively improved, and the power loss and the heating loss are reduced.
Owner:陈国良
Infrared radiation measurement device and method for low-temperature target in ground thermal testing
InactiveCN107727237AProcessing roughness requirements are excellentHigh measurement accuracyRadiation pyrometryElectricityMeasurement device
The invention relates to an infrared radiation measurement device and method for a low-temperature target in ground thermal testing. The measurement device is composed of a measurement unit and a control cabinet. The measurement unit consists of a main equipment compartment body structure, an infrared optical window, a sealed inflation and deflation valve and joint, a sealed electric connector, temperature sensors, pressure sensors, heater pieces, a multi-layer thermal insulation assembly, a thermal control circuit, a bracket, an infrared thermal imaging instrument and an intra-cabin control system. The main equipment compartment body structure consists of a cabin body, a front cover, and a rear cover; the infrared optical window is installed on the front cover; the sealed electric connector and the sealed inflation and deflation valve and joint are installed on the rear cover; the infrared thermal imaging instrument is installed on the bracket inside the equipment cabin and is used for collecting target information; the heating pieces are pasted on the inner surface of the cabin; and the multiple temperature sensors and pressure sensors are arranged and the temperature inside thecabin is controlled by the thermal control circuit. The outer surface of the front cover is coated with the multi-layer thermal insulation assembly. The control system is used for providing power forequipment inside the cabin, carrying out environmental monitoring and data acquisition and sending the collected data to the control cabinet.
Owner:BEIJING AEROSPACE INST OF THE LONG MARCH VEHICLE +1
Superconductive liquid
InactiveCN1470592AFast heat exchangeExtended service lifeChemical industryHeat-exchange elementsMedical equipmentPotassium hydroxide
The present invention discloses a superconducting liquor, its composition contains (wt%) 65-71% of hydrogen peroxide, 3-6% of potassium hydroxide, 0.3-0.6% of magnesium peroxide, 0.3-0.6% of potassium sulfate and the rest is distilled water. Said superconducting liquor has several advantages of low electric consumption in application, quickly making heat exchange, long service life, saving energyby above 50% and others, and can be used in various energy source equipments, such as heating system, high-pressure boiler, normal pressure boiler, medical equipment, plastic greenhouse and waste heat recovery, etc.
Owner:袁桂生
Floor air conditioner
ActiveCN105020791AIncrease heightIncrease in sizeLighting and heating apparatusHeating and ventilation casings/coversAir volumeEngineering
The invention provides a floor air conditioner. The floor air conditioner comprises an indoor unit. The indoor unit comprises a front panel, a back panel, a left panel, a right panel and a top cover plate. An inner air duct of the indoor unit is defined by the front panel, the back panel, the left panel and the right panel. A mixed air outlet is formed in the front panel. A non-heat-exchange air inlet, an induced draft fan arranged corresponding to the non-heat-exchange air inlet and an air guide device for opening or closing the non-heat-exchange air inlet are arranged on the top cover plate. The induced draft fan is used for leading indoor non-heat-exchange air in the internal air duct through the non-heat-exchange air inlet. The non-heat-exchange air can be led in and mixed with heat exchange air to form mixed air, and the mixed air is blown off from the mixed air outlet; the circulating air volume and the heat exchange speed of the indoor unit are increased; the non-heat-exchange air inlet is formed in the top cover plate; air is led through the induced draft fan, and no ventilating air duct needs to be arranged; and the height of a heat exchanger can be increased, and then the capacity of the heat exchanger is improved.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Multifunctional viscose with functions such as temperature regulation and bacterium resistance, preparation method of viscose and fabric
PendingCN110284209AStable temperatureProtect human healthArtificial filaments from viscoseViscosePhase-change material
The invention provides a multifunctional viscose with functions such as temperature regulation and bacterium resistance, a preparation method of the viscose and a fabric. The multifunctional viscose comprises a graphene component and phase-change microcapsule particles; the phase-change microcapsule particles comprise polymer capsule walls and phase-change materials embedded in the polymer capsule walls; the phase-change materials are selected from one or more of n-tetradecane, n-pentadecane, n-hexadecane, n-heptadecane, n-octadecane, n-nonadecane, n-eicosane and polyethylene glycol E600. According to the multifunctional viscose, by mainly using the heat storage function of the phase-change materials and the heat conduction function of graphene, the viscose can regulate the temperature and balance the heat. The graphene component has the bacterium resistance and far-infrared transmission capacities. When the multifunctional viscose is used as the garment fabric, the temperature and humidity micro-environment of the human body can keep balance, the human body keeps a good and comfortable wearing environment as long as possible, the multifunctional viscose has the bacterium resistance function, and the health of the human body is protected.
Owner:XIAMEN ANTA SPORTS GOODS CO LTD
High-power LED (light emitting diode) grapheme-based heat radiation device
InactiveCN104214739AHigh thermal conductivityGood thermal stabilityPoint-like light sourceLighting heating/cooling arrangementsEngineeringLight source
The invention discloses a high-power LED (light emitting diode) grapheme-based heat radiation device, which comprises a base plate, wherein the base plate is pasted on the bottom surface of an LED light source and is used for heat conduction, fins for achieving the heat radiation effect are arranged on the base plate, the bottom surface of the base plate is provided with a single-layer grapheme-based interface, and contact interfaces of the bottom surface of the LED light source and the single-layer grapheme-based interface are filled with composite layers of grapheme and heat conduction bonding agents. The high-power LED grapheme-based heat radiation device has the advantages that the horizontal direction of the single-layer grapheme-based interface has very high heat conductivity, a great amount of concentrated heat can be fast conducted to the base plate and the fins, and through the corrugated design and the reasonable layout of the fins, the convection heat exchange capability of the fins and the air can be improved, so a great amount of concentrated heat is fast conducted out, in addition, the convection heat exchange heat is radiated out, the heat radiation efficiency is high, the heat radiation effect is good, and the temperature of the heat radiation device is uniform.
Owner:ZHEJIANG UNIV OF TECH
Optical secondary module and optical module
InactiveCN108390255AImprove cooling effectEfficient heat transferLaser detailsLaser optical resonator constructionOptical ModuleEngineering
The invention discloses an optical secondary module and an optical module. The optical module comprises at least one optical secondary module. Each optical secondary module disclosed in the inventioncomprises a base body, pins, a heat sink, a temperature regulator and an optical transmitter; the pins are mounted on the base body and run through from the bottom surface to the top surface of the base body; the heat sink is mounted on the top surface of the base body, and a groove is formed in one side, towards the pins, of the heat sink; and the temperature regulator is positioned in the grooveof the heat sink. One heat exchange surface of the temperature regulator is laminated with the inner wall of the groove, and the optical transmitter is arranged on the other heat exchange surface ofthe temperature regulator so as to ensure efficient heat transfer between the optical transmitter and the temperature regulator. By virtue of the optical secondary module and the optical module disclosed in the invention, the heat dissipation effect of the optical transmitter can be improved.
Owner:HISENSE BROADBAND MULTIMEDIA TECH
Method of producing high purity d-psicose
ActiveUS20180327796A1Prevent thermal deformationHigh yieldCation exchanger materialsOrganic anion exchangersChromatographic separationD fructose
Disclosed herein is a method of producing D-psicose. The method of producing D-psicose includes subjecting D-fructose to D-psicose epimerization to produce a D-psicose-containing solution, subjecting the D-psicose-containing solution to first cooling and ion purification, subjecting the purified D-psicose-containing solution to first concentration and second cooling, subjecting the D-psicose-containing solution, which has been subjected to first concentration and second cooling, to chromatography to obtain a D-fructose-containing mother liquor and a D-psicose-containing separated solution, and subjecting the D-psicose-containing separated solution to second concentration and third cooling to obtain D-psicose crystals, wherein the D-fructose-containing mother liquor produced by chromatography is reused in the D-psicose epimerization.
Owner:CJ CHEILJEDANG CORP
Heat exchanger
InactiveCN101338983AImprove heat exchange efficiencyIncrease productivityStationary tubular conduit assembliesThermal conductivitySilicon nitride
The invention discloses a heat exchanger which comprises a pipe shell. An outlet pipe is arranged on the upper side of the pipe shell. An inlet pipe is arranged on the lower side of the pipe shell. Both ends of the pipe shell are provided with pipe sheets. An end plate is arranged on one side of each pipe sheet. The pipe sheets are provided with clear openings corresponding to each other. Heat exchange tubes are arranged in the clear openings and communicated with the end plates. The heat exchange tubes are made of carborundum or silicon nitride. Glands are arranged inside the clear openings. The glands are connected with the outside diameter of one end of the heat exchange tubes; lug bosses are arranged on the inner side of the clear openings; multi-stage sealing devices are arranged between the glands and the lug bosses. The heat exchanger has the advantages that the heat diffusivity of the heat exchange tubes is very high, thus significantly improving the production efficiency; the dust does not deposit on the heat exchange tubes which are not blocked therefore; under the condition of the same production efficiency, the size of the heat exchanger is significantly reduced due to the improvement of the heat exchange efficiency, thus reducing the manufacturing cost and the running cost; the multi-stage sealing element is adopted, thus significantly improving the seal effect.
Owner:王元平
Body temperature measurement method and device
ActiveCN106037676AQuickly reach thermal equilibriumHigh measurement accuracyDiagnostic recording/measuringSensorsBody temperature measurementMeasurement device
The invention relates to a body temperature measurement method and a measurement device. The method comprises the following steps: controlling increase of actually measured temperatures in various moments in accordance with a preset temperature, and collecting the actually measured temperatures so as to draw an actually measured body temperature change curve; when an actually measured temperature variation within a preset time length is greater than or equal to a preset threshold, taking a last moment corresponding to the preset time length as an initial moment, and fitting straight lines in different sections of the actually measured body temperature change curve in accordance with a preset interval, so that straight line sections are obtained; acquiring a slope difference between a previous straight line section and a later straight line section in the various adjacent straight line sections; by taking the initial moment as an initial predicting point, acquiring predicted temperatures in moments of delaying the various moments by the preset interval in accordance with a preset temperature compensation, the actually measured temperatures in the various moments in the straight line sections and the slope differences; and using a predicted temperature corresponding to the last moment as a final measured temperature when it detects that the actually measured temperatures, in correspondence to the last moment, of the straight line sections, become stable. The method and the device disclosed by the invention are rapid in body temperature measurement response and high in measurement precision.
Owner:GUANGZHOU SHIYUAN ELECTRONICS CO LTD
Flexible and transparent thermotropic sounding apparatus
InactiveCN102572667AHigh light transmittanceHigh mechanical strengthTransducer detailsChange densityEngineering
The invention, which belongs to the sounding apparatus technology field, relates to a flexible and transparent thermotropic sounding apparatus. The apparatus comprises a sound element and a signal input device connected with the sound element. The sound element includes a flexible and transparent substrate; and at least one conductive film structure and a pair of electrodes or multi-pair electrodes are arranged on the substrate, wherein one ends of the pair of electrodes or the multi-pair electrodes are connected at two sides of the conductive film structure. And an input terminal of the signal input device is connected with the other ends of the electrodes. Therefore, the conductive film structure changes density of surrounding mediums to emit sound waves. According to the invention, there is no mechanical oscillation on the sound element itself and the sound element is transparent and can be bent and stretched. The thermotropic sounding apparatus can generate high sound pressure output within a frequency range of from 101 kHz to 100 MHz as well as has advantages of high reliability, flexibility, transparency, low cost, and high performance; besides, the apparatus can be integrated with a display screen and simultaneously enables sounding and display functions to be realized. Therefore, the provided apparatus can be widely applied to electronic fields like a mobile phone, a MP3, a MP4, a television, a computer, ultrasonic imaging, and a range finding system and the like.
Owner:TSINGHUA UNIV
Computer heat dissipation structure
PendingCN106648002AEasy dischargeFast heat exchangeDigital data processing detailsBarrel ShapedEngineering
The invention provides a computer heat dissipation structure, and belongs to the field of computers. The problem that the existing chassis heat dissipation efficiency is bad is solved. In the computer heat dissipation structure, the computer comprises a chassis with a heat dissipation port at the top; the heat dissipation structure comprises a heat dissipation fan at the heat dissipation port; a partition plate for separating an inner cavity into mutually disconnected cooling cavity and installation cavity is arranged in the chassis; a refrigerant inlet connected with the cooling cavity is arranged at the top of the chassis; a corrugated pipe is vertically arranged in the cooling cavity, an L-shaped exhaust pipe and an air gathering box are fixedly arranged at the bottom of the chassis; an air inlet hole is formed at the top of the air gathering box; the upper end of the corrugated pipe extends out of the cooling cavity, and the lower end of the corrugated pipe is connected with the air inlet hole; the exhaust fan is installed in the air gathering box, and the exhaust fan comprises a barrel-shaped air outlet end; one end of the exhaust pipe is connected with the air outlet end, an exhaust funnel is arranged in the installation cavity, and the other end of the exhaust pipe is connected with the exhaust funnel. The computer heat dissipation structure provided by the invention has the advantage of being capable of improving the heat dissipation efficiency of the chassis.
Owner:程丽丽 +1
Electric car heat management device
InactiveCN106080234AAchieve recyclingImprove high temperature resistanceElectric propulsion mountingVehicular energy storageEngineeringElectric cars
The invention provides an electric car heat management device. The electric car heat management device is provided with a battery pack, a controller, a motor and a heat exchange channel between heat exchangers on the basis of a conventional heat management system, so that recycling and utilization of waste heat are achieved. Meanwhile, the working modes can be more flexibly switched according to the external environment by arranging two sets of heat exchanger loops, for example, as the high temperature tolerance of the battery pack is poor and the high temperature tolerance of the motor and the controller is good, the starting temperature of the second loop can be set to be the lower value, the starting temperature of the first loop can be set to be the higher value, and accordingly selective control is achieved, and the energy utilization rate is optimized. When the device operates, the first loop connected with a motor cooling jacket and a controller cooling jacket in series or the second loop connected with a battery pack cooling jacket in series is started, refrigerant fluid enters the heat exchangers from an air compressor through an oil separator, and cyclic heat exchange is achieved under driving of a liquid pump.
Owner:天津中科先进技术产业有限公司
Panel integrated precision air conditioner
InactiveCN1821666ASave spaceNo on-site installation requiredLighting and heating apparatusAir conditioning systemsPlate heat exchangerEngineering
The panel integral precise air conditioner includes one inner unit and one outer unit combined integrally and installed inside the same casing. The inner unit includes inclined disc type blower in the top, evaporator below the blower, water collector in the bottom of the evaporator, air heat exchanger below the water collector, filtering net in the front below the air heat exchanger, and compressor and humidifier behind the filtering net. The outer unit includes the first heat exchanger in the upper part, water tank below the first heat exchanger, axial flow blower below the water tank in the position corresponding to the air heat exchanger, and the second heat exchanger below the axial flow blower. The present invention combines the indoor unit and the outdoor unit integrally, embeds the integral into wall, and has raised refrigerating efficiency, saving in power and convenient installation.
Owner:SUZHOU QUTU THERMAL CONTROL SYST
Production technique of EPS (expandable polystyrene) foam articles
The invention discloses a production technique of EPS (expandable polystyrene) foam articles. The production technique is characterized by comprising the following steps: pre-foaming, curing, feeding, preparing mould, heating and forming, water cooling, vacuum cooling, demoulding, trimming, drying, trimming, packaging and storing in warehouse, and the production technique improves the compressed air, water circular cooling and drying process. The technique disclosed by the invention has simple and reasonable technique procedures and utilizes two paths of compressed air supply systems, so that the pipeline pressure is very stable, an electromagnetic valve acts flexibly, a cylinder switching valve quickly and reliably acts, and a cooling water circulating system can quickly cool to improve the cooling efficiency, save the electric energy and vapor and reasonably utilize the energy sources; besides, a mixed mode of high and low temperature air is used, so that the articles are not deformed or expanded irrespective to the foaming density, the drying time is shortened and the resources are reasonably utilized.
Owner:安徽艾柯泡塑股份有限公司
Buried box type substation
InactiveCN107785794AImprove cooling efficiencyFast heat exchangeSubstation/switching arrangement cooling/ventilationVentilation tubeAbove ground
The invention discloses an underground box-type substation. A storage chamber is arranged below the ground, a support frame is provided at the bottom of the storage chamber, a transformer box is provided at the upper end of the support frame, a cover plate is provided at the top of the storage chamber, and a transformer box is provided on the outer wall. There are cooling fins, a water storage tank is installed under the storage chamber, an air collection chamber is provided at the upper end of the water storage tank, a fan is installed in the air collection chamber, and a suction pipe is connected outside the air collection chamber. The end of the suction pipe is above the ground, and the top of the storage chamber is provided There is an exhaust pipe, and the end of the exhaust pipe is set above the ground. There are multiple ventilation pipes between the air collection chamber and the storage chamber. There are multiple water distribution pipes arranged side by side at the bottom of the storage chamber. Between the water distribution pipe and the water storage tank A circulation pipe is arranged between them, and a cooling circulation pump is arranged on the circulation pipe. The invention has the advantages of simple structure, convenient use, good cooling effect, high cooling efficiency of the transformer box, and prolongs the service life of the transformer substation.
Owner:TIANJIN ANJIE PUBLIC FACILITIES SERVICE CO LTD
Milk bottle temperature adjusting device
InactiveCN105167627AFast heat exchangeIncrease contact areaDomestic cooling apparatusLighting and heating apparatusEngineeringBottle
The invention provides a milk bottle temperature adjusting device, belongs to the technical field of articles for daily use and solves the problem that existing milk bottles are low in temperature adjusting efficiency. The milk bottle temperature adjusting device comprises a barrel and two clamping plates, two rotating pipes are rotatably connected on the side wall of the barrel, a positioning rod is slidably connected in each rotating pipe in an inserted manner, an extending-in end of each positioning rod is fixedly connected with a connecting plate, a sliding groove is formed in each of two inner side faces of each connecting plate, a sliding pin is arranged at each of two ends of each clamping plate, each sliding pin is slidably connected in the corresponding sliding groove, a control member capable of driving the rotating pipes to rotate back and forth is arranged on the barrel, and a transmission member capable of driving the sliding pins on the clamping plates to slide in the sliding grooves back and forth when the rotating pipes rotate back and forth. The milk bottle temperature adjusting device can quickly adjust temperature of a milk bottle containing milk and is high in efficiency.
Owner:南通中兴多元复合钢管有限公司
Composite pulverized coal destructive distillation device and method
InactiveCN103113905AReduce fluidizing gas volumeHigh yieldSpecial form destructive distillationCoalDry gas
The invention discloses a composite pulverized coal destructive distillation device and method and relates to a pulverized coal destructive distillation device and method so as to solve the problem that a hot carrier and pulverized coal are not ideally mixed in a mixer in the conventional coal fluidization destructive distillation technology. According to the device, one end of a hot carrier vertical pipe is connected with a raising pipe reactor, and the other end of the hot carrier vertical pipe is connected with a charring device; and one end of the raising pipe reactor is introduced with dry gas, and the other end of the raising pipe reactor is communicated with a destructive distillation reactor. The method comprises the following steps: 1, mixing high-temperature semicoke and pulverized coal in the raising pipe reactor, and carrying out a destructive distillation reaction; 2, inputting one part of high-temperature semicoke in the charring device into the raising pipe reactor through the hot carrier vertical pipe, and allowing the other part of high-temperature semicoke to enter a semicoke cooler through a discharging vertical pipe so as to be discharged into a semicoke storage tank after cooling; 3, reacting oil gas and semicoke coke in the destructive distillation reactor; and 4, returning the semicoke fine powder back to the destructive distillation reactor, allowing the semicoke fine powder to enter the charring device to serve as partially combusted semicoke through a semicoke conveying pipe, and raising the temperature to become a hot carrier after combustion. The device and the method are used for destructive distillation of pulverized coalwith the particle size of less than or equal to 5mm.
Owner:CHINA COAL ENERGY HEILONGJIANG COAL CHEM +1
Sounding device and sounding component
The invention relates to a sounding device, which comprises an electromagnetic signal input device and a sounding component, wherein the sounding component comprises at least a carbon nanotube membrane including a plurality of preferred orientation arranged carbon nanotube and contacting with a medium; the electromagnetic signal input device transmits electromagnetic signal to the carbon nanotubemembrane which heats through adsorbing the electromagnetic signal, so as to heat the medium to send out sound wave. The invention also relates to a sounding component.
Owner:TSINGHUA UNIV +1
Fresh-air air conditioner all-in-one machine and air conditioning system using all-in-one machine
PendingCN106705268AReduce energy consumptionGuaranteed comfortLighting and heating apparatusAir conditioning systemsFresh airAir treatment
The invention relates to a fresh-air air conditioner all-in-one machine and an air conditioning system using the all-in-one machine. The fresh-air air conditioner all-in-one machine uses the characteristic of intake on two axial sides and exhaust on radial side of a double-suction centrifugal fan for sucking in outdoor fresh air and indoor return air from two sides of the double-suction centrifugal fan for heat exchange on a heat exchange part; in a mixed exhaust port, the heat-exchanged indoor return air and the heat-exchanged outdoor fresh air realize mixing; on the one hand, the treatment mode guarantees heat exchange air currents, exhausted from the fresh-air air conditioner all-in-one machine, to include one part of fresh air, and the part of fresh air aerates, humidifies and cleans the indoor air; and on the other hand, through the mode of mixing the fresh air with the return air, according to the characteristic of low power needed by heat exchange of the return air, the heat-exchanged return air is used for compensating the temperature change of the fresh air; and the air conditioning system and the fresh-air air conditioner all-in-one machine have the advantages of energy conservation, emission reduction and capability of keeping comfortable indoor environment.
Owner:河南花信科技有限公司
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