400results about How to "Improve the cooling effect" patented technology

The invention discloses mask liquid with multiple skin care effects and a preparation method thereof, aims at providing mask liquid which has effects of skin whitening, speckle removing, wrinkle smoothing, inflammation relieving and diminishing, long-lasting moisturizing and grease balancing, and belongs to the technical field of cosmetics. According to the technical scheme, the mask liquid is prepared from, by weight, 0.5%-3% of sericin, 3.011%-14.02% of a plant extract, 1.11%-8.35% of a moisturizer, 8%-15% of polyalcohol, 0.1%-1.5% of active peptides, 0.08%-0.15% of Carbomer, 0.08%-0.15% of triethanolamine, 0.02%-0.06% of disodium EDTA, 0.3%-0.5% of a preservative and the balance deionized water.

The invention provides a cold-chain transportation cold preservation box and a manufacturing method thereof, wherein the cold-chain transportation cold preservation box comprises a box body and a box cover; the box body is provided with an opening, and each of the box body and the box cover comprises an outer layer, a thermal insulating layer and an inner layer; the box cover can be detachably connected with the box body and is used for closing the opening; and each thermal insulating layer is made of an aerogel thermal insulating material and is arranged between each outer layer and each inner layer. According to the cold-chain transportation cold preservation box provided by the invention, the thermal insulating layer made of the aerogel thermal insulating material has an ultralow thermal conductivity, is good in low-temperature stability and can keep cold preservation performance, favorable flexibility and non-cracking property for a long term at 270 DEG C below zero; compared with a thermal insulation box used for solving the problem of last kilometer transportation in the express industry at present, the cold-chain transportation cold preservation box has an ultrathin property and is better in cold preservation property, in addition, the thermal insulating layer is enabled to have better waterproofness; and the aerogel thermal insulating material has relatively good flexibility and can be made into a flexible box body together with the outer layer and the inner layer, so that the box body has the folding property, convenient and rapid and easy to operate.

The invention relates to fluidized bed process and device for preparing methane by a synthetic gas, belonging to the field of chemical industry technologies and equipment. The process comprises the following steps: adding catalyst and diluent into a fluidized bed reaction vessel; heating and reducing the catalyst; charging the synthetic gas into the fluidized bed reaction vessel; charging a cooling medium into a reaction vessel heat exchange component to remove reaction heat; separating to obtain a methane product; and selectively containing the online replacement of the catalyst according tothe service life of the catalyst. The fluidized bed device comprises a reaction vessel simplified body, a raw gas inlet, a gas distributor, a heat exchange component, an expanding section, a cyclone separator, a catalyst feed opening and a gas outlet and selectively comprises a catalyst recovering machine and a gas stripping machine, and the reaction vessel can be divided into at least two stages.The invention has the advantages of good heat removing ability, uniform bed layer temperature, online replacement of the catalyst, high conversion rate and selectivity, long continuous running time of the catalyst, and the like.

The invention provides a superconducting wire joint which comprises a support tube, a superconductive filament cluster of a superconducting wire to be connected, a copper pipe and superconductive solder. An external cylindrical surface of the support tube is provided with a spiral groove, and both the external cylindrical surface and the groove are provided with through holes along a radial direction. After the superconductive filament cluster of the superconducting wire to be connected is twisted round the spiral groove of the support tube, the support tube which is twisted with the superconductive filament cluster is integrally inserted into the copper pipe with a segment of the superconducting wire, and other space in the copper pipe is filled with the superconductive solder. Material purity of the copper pipe is 99.999%, and in an annealing state, the support tube is NbTi superconductive alloy material. Components of the superconductive solder are Bi, Pb and Sn with the following mass ratio by weight: 53%-55% of Bi, 36% of Pb and allowance of Sn. The superconducting wire joint prepared by the invention has the advantages of low resistivity, simple preparation process, small damage and threat to superconducting wire performance and suitability for project field practical operation.

The invention discloses a composite low-temperature coolant which is composed of the following components in percentage by mass: 7-12% of ethylene glycol, 3-6.3% of ammonium chloride, 3-7% of sodium chloride, 4-7% of calcium chloride, 0.05-2% of guar gum, 0.1-0.5% of a citric acid, 1-3% of sodium tetraborate and the balance of water. The invention also discloses a preparation method of the composite low-temperature coolant. The invention also discloses the applications of the composite low-temperature coolant on the aspects of storage and freshness preservation. The preparation method of the composite low-temperature coolant disclosed by the invention is simple, low in cost, and suitable for mass production, and the prepared coolant is good in cool storage effect and can be used repeatedly. Experiments show that the phase transition temperature of the coolant is 34 DEG C below zero-38 DEG C below zero, and the latent heat of phase change is 310-355 kJ / kg.

An evaporator with a cool storage function includes a cool storage material container disposed at least one of air-passing clearances formed between adjacent refrigerant flow tubes, and fins disposed in air-passing clearances on opposite sides of the cool storage material container. The cool storage material container includes a container body portion joined to the corresponding refrigerant flow tubes, and an outward extending portion which extends from the front edge of the container body portion and projects frontward in relation to the refrigerant flow tubes. Each of the fins has a fin body portion joined to the corresponding refrigerant flow tubes, and an outward extending portion which extends from the front edge of the fin body portion body and projects frontward in relation to the refrigerant flow tubes. The outward extending portions of the fins are brazed to opposite sides of the outward extending portion of the cool storage material container.

The present invention discloses an ice-temperature vault. The aim of the invention is to provide an ice-temperature vault which has the advantages of high-precision control, uniform wind speed field in the vault, uniform temperature field in the vault, and satisfaction to the requirement of ice-temperature storage. The vault body comprises a base layer heat insulation layer, an outer heat insulation vault body and an inner non-heat-insulation vault body which are connected with the base layer heat insulation layer. An air interlayer is provided between the inner non-heat-insulation vault body and the outer heat insulation vault body. A plurality of air coolers which are connected in parallel for alternately operating or defrosting are installed in the air interlayer at the top part of outer vault body. A top air supply aperture plate is provided in the inner vault body. A static pressure box layer is formed between the top air supply aperture plate and the inner non-heat-insulation vault body. The periphery at the base part of inner non-heat-insulation vault body is provided with a plurality of return air grilles. A temperature sensor is respectively installed at the lower part of static pressure box layer and at the return air grilles. The temperature in the ice-temperature vault is stable. The speed field and temperature field are extraordinarily uniform. The defrosting does not affect the temperature in the vault. The ice-temperature vault has high control precision. The temperature fluctuation of hollow vault does not exceed + / - 0.3 DEG C.

The invention relates to cold accumulation transportation technique field, specially relating to a using method of a set of cold accumulation thermal insulation device. The method comprising following steps: A, preparing for boxing; B, boxing freight, C, measuring temperature and sealing the box; D, opening the box and measuring temperature after the freight reaches the destination; E, cleaning the device. The inventive method is provided with low resource consumption, a low transportation cost, accords with environmental protection requirements, and multi-temperature-segment service is provided. Special requirements for different temperatures and different service quality are satisfied in cold-chain logistic markets, and refrigerated transport service of a small batch and poly batches is provided.

The invention belongs to the technical field of radiation cooling, and particularly relates to a radiation cooling coating with a self-cleaning function and a preparation method thereof. The radiationcooling coating comprises a bottom layer binder, and a radiator and hydrophobic nano particles, which are covered on the bottom layer binder; and an infrared emission peak of the radiator is positioned within an infrared radiation waveband range of 8 to 13 mum and at least covers one wave band interval in the range of 8 to 13 mum. According to the invention, by utilizing high hydrophobicity of the nano hydrophobic particles, the radiation cooling coating has a self-cleaning effect and a phenomenon of reducing the cooling effect due to dust accumulation is avoided. The radiation cooling coating disclosed by the invention has high emissivity on the wave band of 8 to 13 mum, is large in transmittance on a visible light wave band, is excellent in lighting performance, can also reduce absorption on energy on the rest of wave bands and ensures the cooling effect. The radiation cooling coating further adopts two different particle sizes of radiators, so that the radiation range is widened, ground heat is radiated to the outer space to the greatest degree, and the cooling effect is improved.

The invention discloses a natural-gas flow-temperature helium extracting system and a natural-gas flow-temperature helium extracting method. According to the system and the method, the post-expansion and nitrogen circulating refrigerating two-column separating technology is carried out for fully recovering the cooling capacity of the device in order to pre-cool the natural gas which serves as the raw material, and thereby the system can be applied to the natural gas which has an extremely low content of helium, and has the characteristics of being low in energy consumption, high in helium recovery rate, small in investment, flexible in operation, and high in adaptability to variable working conditions. The system and the method have the positive effects that little helium in the helium-containing natural gas can be extracted by a pre-cooling system and a low-temperature rectifying system, an independent nitrogen circulating refrigerating system is adopted and used for supplying an ultralow-temperature cold source required in helium concentration, and the independent system is rich in adjusting means and cannot be influenced by upstream operations; and a post-expansion refrigerating system is adopted, so that the natural-gas low-temperature helium extracting system has the operation pressure higher than that in conventional technology, and higher concentration of the helium can also be obtained at the same refrigerating temperature.

The invention discloses a cool wool knitted fabric and a processing method of the cool wool knitted fabric. The fabric is processed by respectively carrying out hydrophilic and hydrophobic processing on wool fibers scaled and lightened through enzyme treatment and then blending the hydrophilic and hydrophobic wool fibers according to an appropriate proportion, wherein the hydrophilic processing method is low-pressure plasma treatment. The processing method is characterized by respectively carrying out hydrophilic and hydrophobic processing on the wool fibers scaled and lightened through enzyme treatment; and blending the hydrophilic and hydrophobic wool fibers according to an appropriate proportion, wherein the hydrophilic processing method is low-pressure plasma treatment; and the hydrophobic processing method is characterized by using a three-proofing finishing agent for hydrophobic processing. The processing method of the cool wool fabric is simple in production process. The produced cool wool fabric product has good fastness to washing and an excellent cool effect and is especially suitable for spring and summer sportswear.

The invention relates to an overall regulation and water spraying atomization steam temperature reducing device. The device comprises a regulating valve and a nozzle, wherein a valve rod of the regulating valve is connected with a valve core; a regulating sleeve is arranged in the regulating valve; at least the regulating sleeve walls of two sections of the regulating sleeve are provided with small holes; the sections are distributed on the regulating sleeve at an equal interval; water can enter the regulating sleeve only through the small holes; the valve core slides in a cavity of the regulating sleeve to shield or open the small hole; the nozzle comprises a nozzle valve, a nozzle plug, a valve cavity, a spring cavity and a spring; a water spray nozzle of the valve cavity is an inverted cone-shaped nozzle plug seat; the front end of the nozzle plug is matched with the nozzle plug seat; the rear part of the nozzle plug passes through the valve cavity and the nozzle valve to enter the spring cavity; after the spring in the spring cavity is compressed by the rear part of the nozzle plug, the end part of the nozzle plug is positioned by pins and the end part of the spring cavity; the nozzle valve is provided with mounting thread and a water flow passage; the nozzle is connected with a temperature reducing water pipe through the mounting thread; and a water outlet of the regulating valve is connected with the temperature reducing water pipe through a flange.

Provided is a frozen commodity distribution method reduced in labor and cost while holding the quality of frozen commodities and a cold insulation container unfoldable and foldable in a short time while providing high cold insulation performance. In the distribution method, the frozen commodities requiring cold insulation are stored in the cold insulation container formed of a vacuum thermal insulation material, and the cold insulation container is distributed by a refrigerator car, cold insulation car, or a room temperature car other than a chill car. In the foldable cold insulation container, each of peripheral wall parts, cover parts, and bottom face parts is formed by including the vacuum thermal insulation material in a sheet material, and the peripheral wall parts of the cover parts adjacent to the continuously arranged peripheral wall parts are foldable since the vacuum thermal insulation material is divided along pleat lines. When the container is used, the cover parts and the bottom face parts are rotated in closed attitudes to form into a box. When the container is not used, the bottom face parts are bent to the inside or outside of the peripheral wall parts, the cover parts are bent in the reverse direction of the bottom face parts, and the peripheral wall parts are allowed to approach each other while bending the peripheral wall parts inward along the pleat lines, stacked on each other, and folded.

The invention discloses a full-vacuum horizontal liquefied natural gas (LNG) submerged pump pool. The full-vacuum horizontal LNG submerged pump pool comprises a pump pool body, a submerged pump pool and a support. A liquid outlet device which is arranged on the inner side of a pump pool cap is in a structure of high vacuum and heat insulation and an outer casing tube which is arranged on the outer side of the pump poop cap is fixedly connected with a vacuumized joint. The vacuumized joint is communicated with the liquid outlet device and the structure of high vacuum and heat insulation of the full-vacuum horizontal LNG submerged pump pool is formed by the vacuumized joint and a high-vacuum and heat-insulated interlayer between an outer cylinder and inner cylinder of the full-vacuum horizontal LNG submerged pump pool. According to this arrangement, all ways of heat leakage, such as convention, conduction and radiation can be eradicated so that good cold-insulated effect can be ensured. The rate of evaporation per day of LNG in the full-vacuum horizontal LNG submerged pump pool can be reduced by 21.5% to 31.5% compared with the vertical submerged pump pool in the prior art. The full-vacuum horizontal LNG submerged pump pool can be used for filling vehicles or transporting vehicle-mounted LNG, so as to greatly improve the economic benefit of LNG filling stations, LNG transportation and filling vehicles.

The invention relates to an ice bag capable of applying in preserving biological product repeatedly and a method for preparing the ice bag. The ice bag adopts a sealed plastic bag, mixed solution proportioned by super absorbent resin 1 to 6g per 100ml water is sealed in the bag, and the bag is frozen with the temperature of 10 to 20DEG C below zero for more than 12h. The super absorbent resin comprises one of polyacrylic ester type, polyvinyl alcohol, ethylene-vinlacetate copolymer, polyurethanes, polyethylene oxide, starch grafting copolymer, and composite water absorbing materials mixed with rubber, or combination of any two above materials. The preparation comprises the following steps: firstly, placing water and super absorbent resin into a sealed plastic bag simultaneously, adding super absorbent resin 1 to 6g into each 100ml water, secondly, dipping the super absorbent resin into water for 10 to 30min to form aquagel, thirdly, placing the plastic bag flatly or confirming the shape according to demands before freezing, fourthly, placing the plastic bag into a refrigerating room, an ice chest or an ice box with the temperature of 10 to 20DEG C below zero, and freezing for more than 12h. The ice bag has simple manufacture and prominent effect.

The invention relates to a preparation method of a silicon dioxide aerogel composite material for low-temperature cold insulation. The preparation method comprises the following specific steps: with tetraethyl orthosilicate as a silicon source and basaltfibers as an enhancement phase, and performing modification, solvent replacement and supercriticaldrying to obtain the fiber enhanced SiO2 aerogel composite material. The material has excellent hydrophobic property, good cold insulation property and low thermal conductivity at a normal temperature and a low temperature. The material is simple in preparation process, can be continuously produced, and has a bright industrial production application prospect.

The invention relates to the technical field of cold drink equipment, in particular to an ice cream machine and a method for making ice creams. Frozen food making machinery in the market have the defects that the one-time output is low; mobile operation can not be realized; the hardness of the ice creams cannot meet the requirements; containers of the ice creams cannot be frozen uniformly; the thermal insulation function is not realized; an inner cylinder cannot be loaded / unloaded at any time. The ice cream machine comprises a machine frame, and a refrigerating system, an outer cylinder, an inner cylinder, a transmission device and a distribution box arranged inside the frame, wherein an evaporating pipe of the refrigerating system is arranged in a cooling chamber between the inner cylinder and the outer cylinder; the inner cylinder is mounted in the outer cylinder; the inner cylinder is fixed on a transmission shaft of the transmission device; the refrigerating system and the transmission device are electrically connected with the distribution box. The ice cream machine and the method for making ice creams have the advantages that the structure is simple; the containing of liquid coolant is convenient; the refrigerating effect is improved and uniform; energy is saved; out-of-power thermal insulation time is long; the inner cylinder can be loaded / unloaded into / from the outer cylinder easily; the output is high; the mobile operation can be realized; the hardness is proper.

The invention relates to boat-fruited sterculia granules, which comprise the following ingredients in parts by weight: 30-40 parts of boat-fruited sterculia, 10-20 parts of yam, 10-20 parts of black plum, 5-8 parts of fragrant solomonseal rhizome, 6-12 parts of liquorice, 10-15 parts of lily bulb, 3-7 parts of amygdala, 5-8 parts of fructus momordicae, 2-3 parts of Chinese olive, 1-2 parts of houttuynia, 2-3 parts of ginger, 5-6 parts of mulberry leaf, 5-10 parts of balloonflower root, 5-10 parts of lophatherum, 5-9 parts of chrysanthemum flower, 3-6 parts of kudzuvine root, 3-5 parts of dandehon herb and 2-3 parts of fresh cogongrass rhizome. With the adoption of the technical scheme, the boat-fruited sterculia granules have an excellent cooling and refreshing effect and can dispel inflammation, so as to fundamentally solve the problem of throat discomfort of people.

The invention discloses a cold accumulation type air conditioner and a control method thereof. The cold accumulation type air conditioner comprises a refrigeration agent circulating system and a secondary refrigerant circulating system, wherein the refrigeration agent circulating system comprises a compressor, a condenser, a throttling device and a cold accumulation type evaporator, which are orderly connected end to end; the cold accumulation type evaporator comprises an evaporation unit and a cold accumulation unit which are spaced; the evaporation unit is suitable to supply cold energy to the cold accumulation unit; the cold accumulation unit comprises multiple cold accumulation monomers; a hydrate of carbon dioxide and tetrabutylammonium bromide is loaded in each cold accumulation monomer; the secondary refrigerant circulating system comprises a first heat exchanger, a circulating pump and a second heat exchanger, which are orderly connected end to end; the first heat exchanger is arranged in the cold accumulation unit; and the second heat exchanger is arranged in an indoor environment. The cold accumulation type air conditioner is good in refrigeration effect, and further, is low in production cost and better in practicability.

A blended fabric with high hydroscopicity, air permeability and lustre and good handle is woven by using the special yarn, which is prepared from the mulberry bark fibres as the external layer of yarn and the long-staple cotton as the internal layer of yarn.

The invention provides an anti-ultraviolet cool wool cloth, comprising shrink-resistant wool and anti-ultraviolet polyester fiber; the specification of the shrink-resistant wool comprises the fineness of 70-80 and the length of 80-90mm; the specification of the anti-ultraviolet polyester fiber is 2-3dtex multiplied by (75-95) mm; and the mass percentage of the two components: the shrink-resistant wool and the anti-ultraviolet polyester fiber is 40-80% : 60-20%. The shrink-resistant wool is dyed and prepared as colorful wool top, and the anti-ultraviolet polyester yarn is dyed; fine yarn is spinned by strip mixing and worsted yarn is obtained by post-spinning; and finally, the anti-ultraviolet cool wool cloth is spinned by the spinning technique. The invention provides the anti-ultraviolet cool wool cloth which can effectively improve the transmissivity, moisture transmission quantity and air permeability and have excellent cooling performance and the preparation method thereof.

The invention relates to a metallurgical molten slag granulation and heat energy recovery device belonging to the technical fields of metallurgical molten slag treatment and waste heat recovery and utilization. The device contains a device body, a granulation apparatus, a cyclone separator and a molten slag funnel, wherein the molten slag funnel is arranged at the upper part of the device body; the granulation apparatus is closely arranged under the molten slag funnel; the cyclone separator is arranged on the side wall of the device body; and the lower part of the body is provided with a buried heat exchange pipe, a deslagging port, an air distribution plate, an air chamber and an air inlet. By using the device provided by the invention, various kinds of metallurgical molten slag can be effectively granulated, and heat energy of the molten slag can be recovered at high quality to produce hot water, hot air or steam, thus effectively solving various problems in the aspects of metallurgical molten slag granulation, heat energy recovery and the like.

The invention discloses a four-element heat radiator for radiating the heat of a semiconductor thermoelectric device, which is characterized in that a working substance heat pump is made form materials with poorer heat-conducting property; and when the four-element heat radiator works under the condition of power failure or low power, liquid working substances in the working substance heat pump is siphoned into a gap of a siphon fin; a structure separation cavity is formed between the siphon fin and a motherboard so that the working substance heat pump becomes a heat insulating apparatus; when the four-element heat radiator works at the power of more than 60 percent of the rated power, large area of the liquid working substances in the working substance heat pump are heated to boil, and the boiling working substances containing latent heat cause the structure separation cavity to no longer exist while increasing the steam pressure rapidly to drive circular heat pipes to work, so that the working substance heat pump is turned into an extra good heat conduction path which can absorb the high-power heat with high heat flow density so as to realize a structure of secondary heat insulation and extra good heat transfer and radiation; therefore, the temperature difference of a heat insulation system and the environment is more than or equal to 40 DEG C, so that the semiconductor refrigeration becomes an energy saving refrigeration mode and can keep the temperature for more than 10 hours with a self-contained battery, and can be widely applied to moving refrigerators.

The invention relates to a three-dimensional hierarchical air supply combined waste incinerator, in particular to a waste incinerator. The waste incinerator provided by the invention solves the problems of single function and narrow application range of the traditional waste incinerator. In the waste incinerator provided by the invention, the lower end of a feeding device is communicated with one end of a rotary drying pyrolysis device; the other end of the rotary drying pyrolysis device is communicated with a grate type incinerator; the feeding device and the rotary drying pyrolysis device are fixedly installed on a first bracket; two groups of secondary air spray pipes are both communicated with a secondary air main pipe; one group of the two groups of secondary air spray pipes is positioned above a rear arch and arranged on the outer side wall of a rear wall, and the other group of secondary air spray pipes are arranged at the lower end of a front wall; each group of secondary air spray pipes is communicated with a hearth; a high-temperature smoke interface is communicated with a horizontal flue through a pipeline; an intermediate-temperature smoke interface is communicated with a tail flue through a pipeline; and an air interface is communicated with the air outlet of an air preheater through a pipeline. The waste incinerator provided by the invention is used for incinerating waste.

The invention discloses a cold-storage agent and a preparation method thereof. The cold-storage agent comprises the following components by weight percent: 2%-20% of polyacrylate, 2%-20% of edible oil, 2%-20% of vinyl acetate copolymer, 2%-20% of starch, 2%-16% of sodium nitrite and the balance of water. The preparation method comprises the following steps: firstly, correctly weighing polyacrylate, edible oil, vinyl acetate copolymer, starch, sodium nitrite and water according to the proportion and then adding into a mixer; heating to 32-40 DEG C, stirring for 1-2 hours for evenly mixing the former components, cooling to 20-24 DEG C, so that the mixture is of a jelly shape; and packaging with a plastic bag or plastic box. The cold-storage agent has good cold-storage effect, large cold-storage amount and long cold-storage period as well as energy conservation and emission reduction; and the preparation method is simple, has wide raw material source and low cost, is safe and reliable, and can be repeatedly used.

The invention provides a control method of a multi-split system and the multi-split system. The multi-split system comprises at least one outdoor unit and a plurality of indoor units. The control method comprises the following steps: an actual evaporation temperature of a heat exchanger in the target indoor unit is detected in refrigeration mode; when the actual evaporation temperature approachesa target evaporation temperature, whether a saturation temperature corresponding to a high-pressure is continuously less than or equal to an ambient temperature T4+A in a first preset time is judged;and if so, a compressor is controlled to enter a forced refrigeration correction mode, so that operation frequency of the compressor is adjusted according to a target condensation temperature of the heat exchanger in the outdoor unit, and therefore an actual condensation temperature is close to a target condensation temperature. According to the control method of the multi-split system and the multi-split system, forced refrigeration of the multi-split system in states such as a similar low-refrigerant state can be realized, system fast cooling performance is improved, the refrigerating effectis improved, and further comfort of the system is improved.

A refrigerator able to continuously refrigerate is composed of casing, cold air channel, two evaporators with own cold channels, the barrier for selectively cutting off one of their cold channels, fan for forcing circulation of cold air, and the defrosting heaters (one for each evaporator). When the cold air channel of an evaporator is cut off and the evaporator is defrosted, the other evaporator still works for refrigerating, so resulting in high refrigerating efficiency.

A hollow poppet valve (10) is provided with an additional flange shape cavity (S1a), in addition to an ordinary valve head cavity (S1) formed in the valve head (14) of the valve (10) in communication with a valve stem cavity (S2) formed in a valve stem (12). A coolant (19) is loaded in the cavities to facilitate dissipation of heat out of the valve. This flange shape cavity (S1a) extends radially outwardly round a bottom portion of the valve head cavity (S1), extending close to a valve seat, thereby significantly facilitating heat transfer between the coolant (19) and the valve seat of the valve, yet, since the flange shape cavity (S1a) does not influences the thickness of other regions of the valve, it does not degrade durability of the valve.

The invention discloses a double-wall cooling structure of a hyperbolic turbulent flow column with air film holes, and belongs to the field of gas turbine engines. The double-wall cooling structure comprises an air film pore plate, an impact pore plate and a plurality of hyperbolic turbulent flow columns with the air film holes arranged between the air film pore plate and the impact pore plate toform a double-wall cooling structure, impact holes are formed in the impact pore plate and are axially vertical to the impact pore plate, the air film holes are formed in the air film pore plate, theaxial direction of the air film holes and the duct airflow direction form a 20-90 degrees inclination angle, the impact holes and the air film holes are periodically arranged in a staggered manner along the airflow direction, the hyperbolic turbulent flow columns with the air film hole are hyperbolic turbulent flow columns with inner air film holes, and cooling air flows are led into one side of afuel gas duct from one side of a cold air duct through the air film holes in the hyperbolic turbulent flow columns. Compared with a traditional structure, the cold air attaching effect is better, andthe on-way cooling effect is greatly improved.

The invention provides an ice storage tank with a de-cold device of an evaporative supercooled water continuous ice-making system, which can effectively remove the supercooled state of supercooled water and realize the separation of ice and water. In the ice storage tank, the supercooled water drop impacts a metal mesh for de-cold. The invention is characterized in that two adjacent inclined planes of the wave-shaped metal mesh lead part of water drops which fall on the metal mesh to mutually collide after rebounding; and small ice crystals can be accumulated at the included angle of the inclined planes during the de-cold course, and the action of the small ice crystals is similar to that of the nucleating agent added to the supercooled water; additionally, the tail end of the metal mesh at the top layer is installed on a spring and can speed up nucleating and freezing of the supercooled water under the actions of impacting, vibrating and the 'nucleating agent'. The ice floats at the upper part of the ice storage tank under the action of floatation; except for de-cold, the metal mesh which is aslant installed at the lower layer can separate ice from water. The ice storage tank provided by the invention is mainly applied to the evaporative supercooled water continuous ice-making system.