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58results about How to "Lower airflow temperature" patented technology

Pre-cooling air-breathing type variable cycle engine

The invention discloses a pre-cooling air-breathing type variable cycle engine and relates to the reusable pre-cooling air-breathing type variable cycle engine applied to aeronautics and astronautics devices. The engine mainly consists of a pre-cooler, a turbine engine, a super combustion chamber and a super combustion ramjet engine, wherein the pre-cooler and the super combustion chamber form a subsonic combustion ramjet engine; a turbine subsonic combustion ramjet engine is connected with the super combustion ramjet engine in parallel; working states of the turbine subsonic combustion ramjet engine and the super combustion ramjet engine are selected by adjusting a switching adjusting device, so that the working modal of the whole engine is controlled. The pre-cooler can reduce an inlet gas flow temperature of a super combustion chamber, can increase the efficiency of the super combustion chamber, can expand the working range of a subsonic combustion punching modal, and can make up insufficient thrust force when turbine subsonic combustion ramjet engine is transferred to the super consumption ramjet engine, so that the pre-cooling air-breathing type variable cycle engine has the advantage that the transfer class of a combined engine is stably transferred.
Owner:TSINGHUA UNIV

Filter unit capable of lowering air flow temperature and supplementing beneficial components

InactiveCN108201169AReduce filterSatisfied with the amount of smokeTobacco smoke filtersEngineeringHardness
The invention discloses a filter unit capable of lowering the air flow temperature and supplementing beneficial components. The filter unit is a cylinder of multiple channels formed by folding and gathering composite sheets through embossing along embossing lines, and the composite sheets are formed by bonding a polymer film and cellulose paper. The filter unit can effectively lower the air flow temperature, the aerosol temperature of an oral cavity reaches 100 DEG C or lower, the temperature reaches 70 DEG C or below generally, aroma components and the nicotine content can be increased, satisfaction is improved, the functions are achieved at the same time, and then the structure of an aerosol generation materials is simplified; aerosol filtering is effectively lowered, and a consumer canbetter satisfy the smog amount. Particularly, the quality needed by aerosol generation materials is heated and not combusted. According to the composite sheets, the physical hardness needed by the filter unit and the functional requirement are improved, and the usability, applicability and functionality of the filter unit are effectively enhanced.
Owner:YUNNAN YANGRUI TECH GRP

Spiral type thrust engine

The invention discloses a spiral type thrust engine, relating to a hot air variable capacity type engine device. The spiral type thrust engine comprises an engine shell and a high pressure refrigerant generating device, and also comprises a spiral type thrust generator fixedly arranged inside the engine shell. The spiral type thrust generator comprises a core shaft and a spiral blade which is fixedly arranged at the lateral side of the core shaft, takes the shaft as a rotating shaft, goes forward along the axis direction spirally and extends from the front end to the back end of the core shaft. The whole spiral blade forms a spiral type variable capacity quality guide groove which extends from the front end surface to the back end surface of the core shaft and communicates the front end surface with the back end surface on the core shaft, wherein the cross-sectional area of the groove is gradually increased from front to back in equivalent ratio difference and the front opening of the groove is communicated with a refrigerant output end thereof. The invention provides a spiral type thrust engine which adopts a new thrust generating mode, can generate thrust directly and has simple structure, long service life, easy manufacture, low material requirements, low cost and smaller energy consumption.
Owner:胡巍

Dual-fuel combustion chamber nozzle of combustion gas turbine

The invention relates to a dual-fuel combustion chamber nozzle of a combustion gas turbine, and belongs to the technical field of combustion gas turbines. The dual-fuel combustion chamber nozzle comprises an axial center fuel channel, a peripheral axial annular fuel channel, a peripheral axial annular diluent gas channel, a first-level peripheral radial-direction annular air channel and a second-level peripheral radial-direction annular air channel, wherein the peripheral axial annular fuel channel, the peripheral axial annular diluent gas channel, the first-level peripheral radial-direction annular air channel and the second-level peripheral radial-direction annular air channel are arranged to be coaxial with the axial center fuel channel. The nozzle supplies fresh air to the head of a combustion chamber in a two-stage mode, meanwhile a diluent is divided into three plumes, one plume is supplied to fuel, one plume is supplied to first-level air, and another plume is supplied to second-level air; the ratio of the three plumes of the diluents can be adjusted according to the result of optimizing the performance of the combustion chamber, so that the sufficient air is supplied to the fuel for supporting combustion, and the good balance of efficient combustion and reduction of flame temperature is obtained; secondly, the diluents, the fuel and the air are mixed well and then enter a flame tube to take part in combustion, so that addition of the diluents does not disturb a inner flow field in the combustion chamber, and stability of combustion and good outlet temperature distribution are ensured.
Owner:CHINA UNITED GAS TURBINE TECH CO LTD

Treatment and safe discharge system for hospital medical waste gas

The invention discloses a treatment and safe discharge system for hospital medical waste gas. The system comprises a dust remover, an airtight heater, a reactor, a filter, a main induced draft fan and a circulating fan, which are connected in sequence, wherein the dust remover, the airtight heater, the reactor, the filter and the gas inlet and outlet port of the main induced draft fan are connected in sequence; the inlet of the circulating fan is connected with the filter, and the outlet of the circulating fan is connected with the reactor; a temperature sensor, a pressure sensor and a flow sensor are arranged in the system and measurement signals are processed through a measurement module; according to the measurement signals, an automatic control module adjusts the working state of the dust remover, the airtight heater, the reactor and fan equipment so as to meet the requirements of current medical waste gas treatment. The system has a wide treatment range of medical waste gas and a good treatment effect and has the characteristics of high convenience in mounting and maintenance and relatively lower investment.
Owner:CHINA ACADEMY OF BUILDING RES TIANJIN INST +1

Intelligent JP cabinet with dehumidification and heat dissipation functions

The invention relates to the technical field of JP cabinets, in particular to an intelligent JP cabinet with dehumidification and heat dissipation functions. The intelligent JP cabinet comprises a cabinet body, wherein dehumidification and heat dissipation devices are installed on left and right side surfaces of the cabinet body, a heat absorption mechanism is installed inside each dehumidification and heat dissipation device, and heat dissipation grooves are formed in positions, corresponding to the heat absorption mechanisms, inside the cabinet body. By means of induced draft fans inside the heat absorption mechanisms, heat inside the cabinet body can be fully absorbed, moisture inside air flows can be effectively removed by means of heating resistance wires inside first dehumidification mechanisms, hot air flows can be subjected to heat exchange effectively by means of evaporators and condensers inside second dehumidification mechanisms, so that the moisture inside the cabinet body is condensed and the effect of reducing air flow temperature is achieved, the air flows after cooling are charged into the interior of the cabinet body, so as to achieve better heat dissipation effect, and the arrangement of deflector vanes inside air exhausting grooves can realize the omnidirectional absorption of hot air flows in the cabinet body and omnidirectional release of cold air flows in the cabinet body, thereby achieving better dehumidification and heat dissipation effects.
Owner:HENAN YUANZHONG ELECTRIC DEVICE CO LTD

Residual heat utilizing pusher furnace

The invention discloses a residual heat utilizing pusher furnace. The residual heat utilizing pusher furnace comprises a furnace body, wherein a feeding gate and a discharging gate are arranged at the front end of the furnace body, an out-of-furnace translation device is arranged in front of the furnace body, a pre-heating and cooling chamber is formed in the inner front part of the furnace body, two parallel material channels are arranged in the middle of the furnace body, an in-furnace translation channel is arranged at the tail part of the furnace body, the pre-heating and cooling chamber and the in-furnace translation channel are respectively communicated with the front ends and the rear ends of the two material channels, conveying rollers are arranged in the pre-heating and cooling chamber and the material channels, an in-furnace translation mechanism is arranged in the in-furnace translation channel, a front pusher and a discharging mechanism are arranged at the front end of the out-of-furnace translation device, a rear pusher is arranged at the rear of the furnace body, and a push rod of the pusher extends into the furnace body. The residual heat utilizing pusher furnace has the benefits that technical problems in the prior art, such as large occupying area of the furnace body, difficulty in material box return, low energy utilization rate and severe operating environments are effectively solved, experimental accounting shows that energy is saved by about 35% in comparison with the prior art, the structure is simple, and the operation is convenient.
Owner:NANJING CHANGJIANG IND FURNACE TECH GRP CO LTD

Catalytic agent silencer capable of lowering exhaust temperature

The invention discloses a catalytic agent silencer capable of lowering the exhaust temperature, and belongs to the technical field of air flow silencers. The catalytic agent silencer solves the technical problem that an existing catalytic agent silencer is high in exhaust temperature. The catalytic agent silencer comprises a silencer body. The silencer body is provided with an exhaust passageway, an exhaust gas outlet and an exhaust port. A diversion cover is arranged outside the exhaust port and comprises a diversion wall and a flow blocking wall. Diversion holes are formed in the diversion wall. A semi-closed air flow buffer space is defined by the diversion wall and the flow blocking wall. The catalytic agent silencer serves as an air flow silencer of a machine or an engine or serves as an air flow silencer of an internal combustion engine, for example, a catalytic agent silencer applied to a gardening tool gasoline engine.
Owner:ZHEJIANG YAT ELECTRICAL APPLIANCE CO LTD

A pre-cooled air-breathing variable cycle engine

The invention discloses a pre-cooling air-breathing type variable cycle engine and relates to the reusable pre-cooling air-breathing type variable cycle engine applied to aeronautics and astronautics devices. The engine mainly consists of a pre-cooler, a turbine engine, a super combustion chamber and a super combustion ramjet engine, wherein the pre-cooler and the super combustion chamber form a subsonic combustion ramjet engine; a turbine subsonic combustion ramjet engine is connected with the super combustion ramjet engine in parallel; working states of the turbine subsonic combustion ramjet engine and the super combustion ramjet engine are selected by adjusting a switching adjusting device, so that the working modal of the whole engine is controlled. The pre-cooler can reduce an inlet gas flow temperature of a super combustion chamber, can increase the efficiency of the super combustion chamber, can expand the working range of a subsonic combustion punching modal, and can make up insufficient thrust force when turbine subsonic combustion ramjet engine is transferred to the super consumption ramjet engine, so that the pre-cooling air-breathing type variable cycle engine has the advantage that the transfer class of a combined engine is stably transferred.
Owner:TSINGHUA UNIV

Demisting and cooling integrated heat exchange tubes, demisting and cooling integrated heat exchange device and application thereof

The invention belongs to the technical field of demisting devices and particularly relates to demisting and cooling integrated heat exchange tubes, a demisting and cooling integrated heat exchange device and application. The device comprises the demisting and cooling integrated heat exchange tubes, a shell, a flue gas inlet, a flue gas outlet, a header, a header partition plate, a refrigerant inlet, a refrigerant outlet and a coupler. The shell is arranged vertically, and the upper and lower ends of the shell are provided with the flue gas inlet and the flue gas outlet correspondingly. The header is arranged on the outer wall of the shell. The header partition plate is arranged in the header and partitions the header into an upper cavity and a lower cavity. The refrigerant inlet and the refrigerant outlet are formed in the upper cavity and the lower cavity correspondingly. The coupler is arranged on the outer wall of the shell and located on the opposite side of the header. The demisting and cooling integrated heat exchange tubes are located in the shell, and the two ends of the heat exchange tubes communicate with the header and the coupler correspondingly. According to the demisting and cooling integrated heat exchange tubes, the demisting and cooling integrated heat exchange device and application thereof, the heat exchange tubes are assembled in the form of baffle plates, accordingly, flue gas channels are formed, demisting and cooling of flue gas can be achieved at the same time, and the demisting and cooling integrated design is achieved.
Owner:SHANDONG UNIV

Tunnel forced ventilation cooling device and method

The invention relates to tunnels, in particular to a tunnel forced ventilation cooling method. The method is characterized by comprising the steps that a plurality of upper structural round holes and a plurality of lower structural round holes corresponding to the upper structural round holes are formed in a tunnel partition board; upper axial flow fans are arranged in the upper structural round holes, and lower axial flow fans are arranged in the lower structural round holes; airflow of an outlet tunnel flows into an inlet tunnel under the effect of the upper axial flow fans, and the airflow of the inlet tunnel flows out of an outlet tunnel under the effect of the lower axial flow fans, so that mixing of the airflow of the outlet tunnel and the airflow of the inlet tunnel is achieved. The tunnel forced ventilation cooling method is particularly suitable for the engineering with the long tunnel ventilation section, the large traffic volume and the high tunnel opening temperature. A device comprises the tunnel partition board, the axial flow fans, the structural round holes, grating shutters and the like. The device has the advantages that the temperature of tunnel exits is effectively reduced; the peripheral heat environment of the tunnel exits is obviously improved; normal passing and work of a driver, passengers and tunnel overhauling personnel are ensured; and in addition, construction is easy, project investment can be effectively reduced, the higher practicability is achieved, and the method and device can be popularized in a large-scale manner.
Owner:SHANGHAI MUNICIPAL ENG DESIGN INST GRP

Reagent storage cabinet for laboratory

The invention provides a reagent storage cabinet for a laboratory. The reagent storage cabinet comprises a cabinet body, wherein a plurality of partition plates are arranged in the cabinet body to divide the cabinet body into a plurality of independent storage chambers; a ventilation system which comprises an air inlet system and an air exhaust system, wherein the two side walls of the cabinet body are provided with an air inlet channel and an air exhaust channel respectively, the air inlet system is connected with the air inlet channel, and the air exhaust system is connected with the air exhaust channel, and airflow flows from the air inlet channel to the exhaust channel along the storage chamber corresponding to the air inlet channel; and a refrigerating system which is arranged at thebottom of the cabinet body and used for refrigerating the cabinet body, wherein a spiral air guide pipe is arranged in the refrigerating system, the air inlet end of the spiral air guide pipe is connected with the air inlet system, and the air outlet end of the spiral air guide pipe is connected with the air inlet channel. A plurality of independent airflow channels are formed by the ventilation system, the air inlet channel, the air outlet channel and the independent storage chambers. The airflow in the spiral air guide pipe is refrigerated through the refrigerating system so that the temperature of airflow flowing through each storage chamber in the cabinet body of the ventilation system is reduced, and safety and environmental protection are realized.
Owner:XUZHOU MEDICAL UNIV

High-heat-conduction air cooling rack of electronic equipment

The invention discloses a high-heat-conduction air cooling rack for electronic equipment, wherein the high-thermal-conductivity air cooling rack is mainly used for aviation and communication electronic equipment. According to the technical scheme, movable air cooling partition plates connected up and down at interval layer are arranged in the middle of a module bearing area in a heat conduction air cooling rack; each module bearing area is internally provided with a high heat consumption module and a common air cooling module which are arranged in rack guide rail grooves through wedge-shaped locking strips; the side face of the whole high heat consumption module is attached to the outer surface of the left side of a flow guide plate through the pressure of the wedge-shaped locking strip, the generated heat is conducted to the movable air cooling partition plate through the surface of the module body, and cold air is taken away through an air duct; a working fluid generated by air cooler assemblies on the two sides of the box body of the rack enters each module bearing area from the movable air cooling partition plates in opposite directions to establish a smooth air duct, cold airenters from the middle of the movable air cooling partition plate, air flow is conducted in the air ducts, and air closed circulation is conducted in the air ducts of the rack air cooling partition plate, so that heat of the high heat consumption module and / or the air cooling module is taken away.
Owner:10TH RES INST OF CETC

Ventilation and disinfection device for infectious disease isolation ward

The invention relates to a ventilation and disinfection device for an infectious disease isolation ward. The ventilation and disinfection device for the infectious disease isolation ward comprises a dustproof cover and a ventilation cylinder; the dustproof cover is mounted at the left end of the ventilation cylinder; a disinfection light source, a disinfection cavity and a negative-pressure fan are mounted in the ventilation cylinder sequentially from left to right; the temperature of the disinfection cavity is 230 to 235 DEG C; a controller is mounted on the ventilation cylinder inner wall between the disinfection cavity and the ventilation cylinder; the controller is electrically connected to the disinfection light source and the negative-pressure fan; and the controller is electricallyconnected to an external power supply. The ventilation and disinfection device for the infectious disease isolation ward overcomes the defects in the prior art, is convenient to mount and use, can effectively disinfect gas discharged from the isolation ward and has low noise during operation.
Owner:MUDANJIANG MEDICAL UNIV

Plug-in type capacity-expanding power cabinet

The invention relates to a plug-in type capacity-expanding power cabinet, which comprises a shell component, a water cooling component and an air cooling dust removal component. Different clamping connection structures are arranged on the shell component, so that a new power cabinet of the same type can be infinitely added to the side part of an existing power cabinet, and lossless capacity expansion of the power cabinet is realized. Meanwhile, the clamping connection structure also comprises an air cooling circulation link, so that a large cycle is formed in all expandable power cabinets instead of a small cycle in each power cabinet in the air cooling process, the air cooling dust removal effect is improved; and the water cooling component is arranged at the same time, so that heat exchange is conducted through airflow and water, and the air cooling efficiency is improved.
Owner:王慧敏

Improved air fryer

The invention provides an improved air fryer. The fryer comprises a casing, a head portion and an inner pot, the head portion and the inner pot are disposed in the casing, the head portion and the inner pot form an integral chip, the head portion has a hot air duct, a cold air duct and a mixing chamber which are communicated with each other, the hot air duct is located on an upper side of the inner pot, the cold air duct is located on an upper side of the hot air duct, and the cold air discharged from the cold air duct and the hot air discharged from the hot air duct are thoroughly mixed by the mixing chamber and then discharged outside the casing. The improved air fryer solves the technical problems that the air flow temperature discharged from a conventional air fryer to outside is relatively high, which burns and scalds a user, and the use is unsafe and not environmentally friendly.
Owner:欧贤超

Magnetic field type air conditioner

The invention discloses a magnetic field type air conditioner. The magnetic field type air conditioner comprises a main body, a driving device and a magnetic field generator, wherein a cold exchange cavity and a heat exchange cavity are formed in the main body, fans are arranged in the cold exchange cavity and the heat exchange cavity, at least one gadolinium metal block group is installed on the driving device, and the magnetic field generator is located in the heat exchange cavity. Refrigeration and heating are conducted by utilizing the characteristic that gadolinium has different magnetic moments under different magnetic fields and changes in the magnetic moment can absorb or release heat to outside, so that a traditional heat pump and a traditional refrigerant are completely abandoned, the structure is more novel, and the defects brought by the prior art are avoided.
Owner:邵明玉

Control and protection switch electric appliance

The invention discloses a control and protection switch electric appliance. The electric appliance comprises a pedestal module, an electromagnet module, an operation module and an auxiliary module, wherein the electromagnet module, the operation module and the auxiliary module are arranged on the pedestal module. The electric appliance is characterized in that the pedestal module includes a pedestal and a cover plate which is detachably arranged on the pedestal; two sides of the electromagnet module and the operation module are provided with a plurality of first through holes which are coaxially arranged; the cover plate is provided with a slot and a plurality of installation seats which can be cooperated with the first through holes; the installation seats are provided with second through holes aligning at the first through hole; the first through hole and the second through holes are fixed through pins; the auxiliary module includes a support plate which can be inserted into the slot; peripheries of the electromagnet module, the operation module and the auxiliary module are provided with shells; and the shell is detachably arranged on the pedestal. By using the control and protection switch electric appliance provided in the invention, the structure is simple and compact, a three phase short circuit is not easy to generate, stability is good, assembling and maintenance are convenient and a service life is long.
Owner:浙江新控电气科技有限公司

Hair dryer

PendingCN113287852ALower airflow temperatureNo high temperature damageHair dryingVentilation tubeEngineering
The invention relates to the field of drying devices and discloses a hair dryer which comprises a machine body shell, a vertically-through ventilation pipe wrapping an object to be dried and a wind power assembly providing wind power. The ventilation pipe and the wind power assembly is fixedly connected with the machine body shell, a placement position is arranged at the top end of the ventilation pipe and communicated with the outside and the ventilation pipe, and the wind power assembly comprises a suction opening; and the suction opening communicates with the bottom end of the ventilation pipe. A user puts the head on the placing position, and the hair naturally droops near the ventilation pipe. After the hair dryer starts to work, the wind power assembly exhausts air, airflow enters the ventilation pipe from the placing position through the top end of the ventilation pipe and then flows to the bottom end of the ventilation pipe at a high speed, hair is completely sucked into the ventilation pipe, the high-speed airflow rapidly absorbs moisture of the hair, and the air drying efficiency is high; the temperature of airflow in the ventilation pipe is low, high-temperature damage to the hair is avoided, the user experience is comfortable, and the hair is kept healthy.
Owner:郁达芬奇

Case structure facilitating cleaning interior of computer

The invention discloses a case structure facilitating cleaning the interior of a computer. The case structure comprises a case shell, a side sealing plate and an independent radiator; the independent radiator comprises radiating fins and an independent fan; an air compressor is arranged on the case shell; the air compressor is connected with a fin cleaning device through an air path for supplying air; the fin cleaning device comprises an annular shell, an annular track installed below the annular shell, an air injection assembly moving along the annular track, an air inlet channel and a pulse gas generation structure arranged on the air injection assembly; the pulse gas generation structure is communicated with the air path through the air inlet channel; the pulse gas generation structure is communicated with the air injection assembly to output pulse gas; and the annular track surrounds the heat dissipation fins. According to the case structure, air injection cleaning can be carried out on gaps among the radiating fins from the side surface, and even dust in the gaps can be cleaned, so that the cleaning effect is good.
Owner:ANHUI BUSINESS COLLEGE

Functional fiber, preparation method and wearable device

ActiveCN112126994ALong-lasting structural lusterReduce corrosionFilament/thread formingBraceletsFiberMaterials science
The invention relates to the technical field of wearable devices, in particular to a functional fiber, a preparation method and a wearable device. The functional fiber comprises a transparent fiber body, and the section of the fiber body is in a rounded triangle shape. The outer surface of the fiber body is polished, and a transparent hydrophobic layer is arranged on the outer surface of the fiberbody. An inner cavity formed in the length direction is arranged in the fiber body, and the axis of the inner cavity circularly coincides with the inscribed circle of the fiber body. Transparent fluid is arranged in the inner cavity, and multiple reflectors are mixed in the fluid. According to the functional fiber, the triangular structure of silk is simulated through the fiber body, so that thefiber has structural gloss similar to that of silk; the hydrophobic layer can reduce corrosion of sweat of a human body and can be prevented from absorbing sweat; and the fiber body, the inner cavityand the fluid can enable internal reflected light to be reflected again on an inner cavity interface (a second interface), and are matched with the fluid to drive the reflectors to flow, and the glossiness is further improved.
Owner:MINJIANG UNIV

Gas jet gas cooling type superfine titanium alloy atomization device and gas jet gas cooling type spraying disk

ActiveCN105986145ASolve the problems of atomization and cooling and anti-reflectionReduce complexityMetallurgyEnergy source
The invention provides a gas jet gas cooling type superfine titanium alloy atomization device and a gas jet gas cooling type spraying disk. The atomization device comprises a vacuum bin, a melting furnace, a gas jet gas cooling type spraying disk and an atomization tube, wherein a vertical through hole is arranged in the middle of the spraying disk, only one circle of alternatively distributed inclined holes are arranged around the through hole, one Laval nozzle of the same parameter is arranged in each inclined hole, the inclined angle between the extension line of the lower end of each Laval nozzle and the extension line of the lower end of the through hole is 28-30 degrees. The gas jet gas cooling technology is adopted, so as to effectively reduce the risk in increase of the content of oxygen in micro powder caused by water cooling. Integration of atomization, anti-reverse and cooling function is achieved, the Mach number is adjusted to be 4.1-4.9, the problems of titanium alloy such as atomization, cooling and anti-reverse are simultaneously solved in 0.1 second; only one circle of the Laval nozzles are arranged on the spraying disk, so as to effectively reduce the complex degree of the spraying disk structure, facilitate accuracy of the flow field control and simultaneously save the energy source.
Owner:王昌祺 +2

Sand floating machine

The invention provides a sand floating machine, which comprises an air blower, a sand bucket, and an air delivery duct communicated with the sand bucket and the air outlet of the air blower, wherein the air inlet of the air blower is communicated with a refrigerating device. The refrigerating device is a flat plate type cooler, and the flat plate type cooler is fixedly arranged at the air inlet of the air blower. The sand floating machine provided by the invention has the advantages of being simple in structure and convenient to use, reducing the heat generated by long-time work of the air blower and floating sand, preventing the floating sand from clogging, and reducing the sand bucket cleaning number.
Owner:中山市铸友自动化机械设备有限公司

Device for improving heat exchange efficiency of condenser and heat exchange equipment and air conditioner

The invention relates to a device for increasing the heat exchange efficiency of a condenser. The device comprises a device body, wherein an adjusting unit for enabling airflow to pass is arranged on the device body, can change the temperature of the airflow flowing through the interior of the adjusting unit and causes the temperature of the airflow when the airflow flows out of the adjusting unit to be lower than the temperature of the airflow when the airflow flows into the adjusting unit, and / or the adjusting unit is capable of changing the flow rate of the airflow flowing through the adjusting unit and causes the flow rate of the airflow when the airflow flows out of the adjusting unit to be greater than the flow rate of the airflow when the airflow flows into the adjusting unit; and the airflow flowing out of the adjusting unit is used for carrying out heat exchange with the condenser. The invention also relates to heat exchange equipment and an air conditioner. The device is capable of improving the heat exchange efficiency of the condenser matched with the device and the working performances of the condenser in relatively high temperature environments. The heat exchange equipment and the air conditioner have high heat exchange efficiency, are small in size, relatively low in cost of manufacturing, transportation and use, safe, reliable and environmental-friendly.
Owner:GREE ELECTRIC APPLIANCES INC

Starch-base cooling material and application thereof

The invention discloses a starch-base cooling material and application thereof. The starch-base cooling material is prepared from the following components in parts: 8.0-9.0 parts of starch, 0.5-1.0 part of phase change material, and 0.5-1.0 part of polyol. The starch-base cooling material is prepared by the coordination of the starch, the phase change material and the polyol, wherein the phase change material has the effects of absorbing heat and storing heat, the gas flow temperature of flue gas can be significantly reduced, the effect of fast and strong cooling is realized, and the cooling effect can reach 70-120 DEG C, prepared raw materials are all biodegradable materials, a prepared cigarette filter stick for heat-not-burn can be degraded after use, is environmental friendly, and canbe widely used in the field of preparation of heat-not-burn cigarette products, the starch-base cooling material has excellent thermoplastic performance, processing and molding are convenient, and theretention of aroma components in cigarette smoke is effectively reduced.
Owner:CHINA TOBACCO GUANGDONG IND

Aspirated Coffee Roast Silverskin Collection Bucket

ActiveCN104366676BLittle influence of air flow temperatureEasy to settleFood processingFood treatmentElectric machineryCoffee roasting
The invention comprises an air suction type coffee baking silver skin collection barrel. The air suction type coffee baking silver skin collection barrel comprises a dust accumulation barrel body. A partition plate partitions the interior of the dust accumulation barrel body into two cavities which comprise the fan cavity above the partition plate and the dust accumulation cavity below the partition plate, and the fan cavity and the dust accumulation cavity are communicated through a connecting pipe arranged on the partition plate. The dust accumulation barrel body is provided with an air outlet pipe communicated with the fan cavity and further provided with an air inlet pipe communicated with the dust accumulation cavity, and the lower circumferential side of the dust accumulation barrel body is provided with a residue taking door communicated with the dust accumulation cavity. A fan driven by a fan motor is arranged in the fan cavity. Compared with the prior art, the air suction type coffee baking silver skin collection barrel has the advantages that the fan is installed in the fan cavity of a dust accumulation barrel, air flow is sucked in from the air inlet pipe, and therefore the dust accumulation barrel and a related pipeline of the dust accumulation barrel bear negative pressure, and leakage will not occur easily even if leakproofness is poor; meanwhile, the fan is installed at the tail end of the pipeline, the temperature of the air flow is low, and therefore the influence on the fan from the air flow is small.
Owner:福州志安科技有限公司

Air-jet air-cooled ultrafine titanium alloy atomization device and its air-jet air-cooled spray disc

ActiveCN105986145BIncrease oxygen contentReduce the risk of elevated oxygen levelsMetallurgyWater cooling
The present invention provides an air-jet air-cooled ultrafine titanium alloy atomization device and its air-jet air-cooled spray plate. The center of the spray plate is provided with a vertical through hole, and only a circle of oblique holes distributed at intervals is arranged around the through hole. A Laval nozzle with the same parameters is installed in each of the oblique holes. All Laval nozzles There is an included angle of 28-30 degrees between the extension lines at the lower ends of the tubes and the extension lines at the bottom of the through holes. The present invention adopts the "air-jet air-cooling" technology, which can effectively reduce the risk of increased oxygen content of the micropowder caused by water cooling; the present invention can realize the integration of atomization, anti-reflection and cooling functions, and the Mach number is adjusted to 4.1-4.9, The problem of atomization, cooling and anti-reflection of titanium alloy can be solved at the same time within 0.1 second; and the structure of the spray plate only has a circle of Laval nozzles, which effectively reduces the complexity of the structure of the spray plate and is beneficial to flow field control accuracy while saving energy.
Owner:王昌祺 +2

Integrated temperature control device, system and method of airflow air-conditioner

The invention discloses an integrated temperature control device of an airflow air-conditioner. The device comprises a fan component which is arranged on the air inlet or the air outlet of a cabinet, an air-conditioner which is arranged on the air inlet of the cabinet, detection devices which are respectively arranged inside and outside the cabinet and detect airflow temperatures inside and outside the cabinet in real time, and a control device which controls the fan component and the on and off of the air-conditioner according to the airflow temperatures inside and outside the cabinet. The invention further discloses an integrated temperature control system and method of the airflow air-conditioner which comprises the temperature control device. The fan component is utilized to regulate the temperature inside the cabinet at room temperature, while the air-conditioner is utilized to regulate the temperature inside the cabinet at high temperature or low temperature, so that not only the temperature is effectively regulated, but also the cost of the temperature control device is reduced.
Owner:EMERSON NETWORK POWER CO LTD

Open type air source heat pump drying unit performance testing device and testing method thereof

The invention belongs to the technical field of equipment performance testing, and particularly discloses an open type air source heat pump drying unit performance testing device and a testing method thereof. Comprising a to-be-tested drying unit; the drying unit to be tested is placed in the enthalpy difference laboratory; the air inlet heating assembly is used for providing an experimental temperature field for the to-be-tested drying unit; the air outlet cooling assembly is used for cooling the air outlet of the to-be-tested drying unit; one end of the inlet air heating assembly is connected with a ventilation pipe outside the enthalpy difference laboratory, and the other end is connected with an air inlet of the to-be-tested drying unit; one end of the air outlet cooling assembly is connected with an air outlet of the to-be-tested drying unit, and the other end is connected with an air tunnel in the enthalpy difference laboratory; and an induced draft fan is arranged in the wind tunnel. The device not only has a simple structure, but also can ensure the safety of a test environment while meeting the performance test of the open type drying unit.
Owner:HEFEI GENERAL MACHINERY RES INST +1
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