72results about How to "Even heat transfer" patented technology

A heat transfer device and its manufacturing method are provided. The heat transfer device has a heat transfer member defining a heat exchange surface with which a heat transportable medium contact in use and via which heat is transferable between the heat transportable medium and a working medium, and a device body for containing the heat transportable medium. The body of the device defines a first chamber (11), a second chamber (12) and a third chamber (13) which is in fluid communicable relationship. The body is configured to allow the heat transportable medium fluid to pass from the second chamber (12) to the first chamber (11) and then to the third chamber (13), or from the third chamber (13) to the first chamber (11) and then to the second chamber (12), and the second chamber (12) is sandwiched or positioned between the first chamber (11) and the third chamber (13) in the body.

The invention discloses a lithium battery round baking oven, which comprises a case and an oven body arranged in the case, wherein the oven body uses a round structure; a heater and a heat insulation layer are arranged on the inner wall of the case; an air inlet opening and an air outlet opening are formed in the top of the case; a blower device positioned on the top of the oven body is arranged in the case, and is connected with a motor; when the blower device is driven by the motor, eddy current is generated between the case and the oven body; after a plurality of exhaust holes are formed in the oven body, high-speed flowing hot air is formed in the oven body, so that each corner in the oven body can receive heat radiation; in addition, the heated condition is uniform; the baking effect is greatly improved. A certain number of adsorbent fiber materials are arranged on the inner wall of the oven body. The lithium battery round baking oven has the characteristics that the battery temperature can fast reach the process baking temperature; drying and dewatering are performed; the cost is lower; the humidity and temperature control on the external environment is not needed; the equipment and the energy sources are saved; the baking cost is reduced.

Flexible, collapsible, liquid-tight containers are described. The containers are typically formed of sheet material and having a pouring or dispensing spout with closure for same. The sheet material is preferably a laminate having at least three layers, including a central, heat-conductive layer, an outer layer of a polymer resistant to physical damage and an inner layer of a thermoplastic polymer which can be fused to another inner layer to seal the edges of the bag. Dispensing fixtures such as a nipple assembly and an esophageal feeder are described, and can be used in feeding calves and other young animals. Processes of heat treating liquids in the containers, including the pasteurizing of dairy products, are described. Methods of using the containers for feeding animals are also described.

The invention relates to a full automatic steam food boiling device, comprising a material boiler, a steam generator, a water tank, a valve, a water pipe and material suppliers; each material supplier comprises a material storeroom, a supplying control mechanism and a material pipe; the material storerooms of all the material suppliers are connected with a charging port by the material pipes; the supplying control mechanisms are arranged on the material pipes between the material storerooms and the charging port; the water tank, the steam generator and the lower part of the material boiler are sequentially connected by the water pipe. The upper part of the material boiler is connected with the upper part of the water tank by the water pipe; the valve is arranged on the water pipe between the water tank and the steam generator. Materials are directly boiled by adopting high temperature steam, the utilization rate of the steam is high and a greater energy-saving effect is realized; the high temperature steam is input from the lower end and achieves a stirring action, so the materials are more uniformly heated, the heat transfer is accelerated, the boiling time is shortened and the food boiling device is suitable for the fast food industry; the steam is collected into the water tank for reuse instead of being directly discharged to avoid air pollution and greater environment-friendly and sanitary effects are achieved.

The invention relates to a power battery water-cooling box for an electric vehicle, relates to the field of power battery cooling, and aims at solving the problems that a power battery box is high and uneven in temperature, and meanwhile, a traditional cooling method is poor in effect. The power battery water-cooling box for the electric vehicle comprises a box body and a cooling liquid pipeline; the cooling liquid pipeline is laid in a rectangular bottom plate of the box body; a water inlet and a water outlet of the cooling liquid pipeline extend outwards through the side wall of the box body; an upper groove is arranged in an area, in which no cooling liquid pipeline is laid, on the bottom plate of the box body; a plurality of vertical ribs are arranged in the upper groove; and the upper surfaces of the vertical ribs do not exceed the upper surface of the bottom plate of the box body. The power battery water-cooling box is suitable for cooling a power battery.

The invention discloses a water-cooling heat dissipation device of a new energy automobile battery pack. The water-cooling heat dissipation device comprises a water inlet pipe, a water outlet pipe and a water-cooling plate, wherein the water inlet pipe is used for allowing cooling water to enter, the water outlet pipe is used for allowing the cooling water to flow out, the water-cooling plate is connected with the water inlet pipe and the water outlet pipe and is used for being in contact with a battery cell of the battery pack, a water inlet passage is arranged in the water inlet pipe, a water discharge passage is arranged in the water outlet pipe, and a cooling water channel is arranged in the water-cooling plate, communicates with the water inlet passage and the water discharge passage, is used for allowing the cooling water in the water inlet passage to enter the water discharge passage and is S-shaped. In the water-cooling heat dissipation device of the new energy automobile battery pack, the S-shaped cooling water channel is arranged in the water-cooling plate, heat transfer is more balanced, so that the heat dissipation efficiency is improved; and moreover, the water-cooling heat dissipation device is more compact in structure, lighter in weight and low in manufacturing cost.

The invention discloses a production technology of a deformation-preventing composite ground heating floor. The production technology comprises the following steps that a, a metal plate is made through a press-rolling method, then a plurality of punching holes are evenly formed in the metal plate through die opening and punching, and the punching holes penetrate through the metal plate; and the adopted metal steel plate is low in cost, and high-strength performance of the metal steel plate can maintain stability and durability of wooden plates; b, the wooden plates adopt mechanical profiling and are made into the wooden plates with a plurality of positioning protrusions, and the positioning protrusions are matched with the punching holes in the step (a); and c, glue is applied to the two sides of the metal plate and the protruding sides of the wooden plates, the wooden plates are inserted into the punching holes in the corresponding positions of the metal plate through the positioningprotrusions correspondingly on the two sides of the metal plate, so that the composite ground heating floor is formed through splicing. The steel-wood composite ground heating floor is durable, uniform in heat transfer and not prone to being deformed and cracking; the production process, installation process and subsequent maintenance and replacement are simplified, the simple and quick effects are achieved, and the production technology is simple.

The invention discloses an environment-friendly high-precision constant-temperature and constant-humidity weighing device. The environment-friendly high-precision constant-temperature and constant-humidity weighing device includes a base, a housing, a constant temperature box and an operation box, the housing is provided with at least two lower cabinet chambers below the operation box; a water supplementing tank is fixed at the top of the housing; the operation box is of a rectangular frame structure with an opening facing a moving door, and the rectangular frame structure is composed of a left constant-temperature plate, a right constant-temperature plate, a rear constant-temperature plate, an upper constant-temperature plate and a lower constant-temperature plate. Three circulating fansare arranged on the rear constant-temperature plate; heating coils are arranged on the left constant temperature plate, the right constant temperature plate, the rear constant temperature plate, the upper constant-temperature plate and the lower constant-temperature plate; a steam inlet is formed in the upper end of the rear constant-temperature plate; a condenser is arranged on the steam inlet, adamping table and a sample frame are fixed to the lower constant-temperature plate, a weighing balance is fixed to the upper end of the damping table, a humidifier is fixed into one lower cabinet chamber, water with large specific heat capacity serves as a heat conduction medium to heat an operation box connecting pipe through five-face type heat exchange, and heat transfer is more uniform.

The invention relates to the field of aluminum alloy machining, in particular to an aluminum alloy cast ingot automatic production line. The line comprises a workbench, a liquid injection pipe and a plurality of forming cylinders. A storage box is installed on the side face of one end of the top of the workbench. The liquid injection pipe is vertically installed on one side of the storage box and in through connection with the interior of the storage box. After a water storage bag is extruded, cooling water in the water storage bag is sprayed outwards from spray heads, then the cooling water is sprayed to the forming cylinders at the two ends above a water storage tank, and after the cooling water is sprayed to the forming cylinders about to enter the water storage tank and the outer walls of the forming cylinders just separated from the interior of the water storage tank, the cooling forming efficiency of an aluminum alloy solution can be improved.

The present invention relates to a chemical reactor group using benzene as a raw material for maleic anhydride production, and the annual production capacity of the chemical reactor group is twenty thousand tons of the maleic anhydride. In China, the maximum annual production capacity of a single piece of the device using the benzene as the raw material for the maleic anhydride production is ten thousand tons per year, and a salt-melting cycling pump used for moving heat is all adopted in one piece. The reactor group in ten thousand tons per year has the problems as follows: firstly, the production capacity of the single piece of device is limited, which can not meet the requirement of the market development; secondly, when the device is used, the energy consumption of unit output is large, the effective utilization rate is low, and the equipment operation cost is high; thirdly, one piece of salt-melting cycling pump is used for moving heat, which causes that the heat concentrated and can be hardly moved out; fourthly, the reaction waste heat is too little, which can not be used completely.

The invention relates to a composite material based on metal single atoms and graphene as well as a preparation method and application of the composite material. The preparation method of the composite material based on metal single atoms and graphene comprises the steps of mixing graphene, a metal oxide and an etching agent (water or potassium hydroxide) to prepare a mixture; carrying out microwave heat treatment on the mixture to prepare a graphene-loaded metal monatomic precursor; and carrying out water washing treatment on the graphene-loaded metal monatomic precursor. The high temperature generated by microwaves can enable water or potassium hydroxide to etch graphene to form carbon defects and increase the specific surface area of graphene on the one hand, and can enable metal oxide to form steam which is uniformly distributed in graphene and reduced by carbon to be doped into the carbon defects in the form of metal single atoms on the other hand, so that the metal single atoms are doped into the graphene, the metal single atoms are high in loading capacity and not prone to agglomeration, and when the metal single atoms are applied to the electrochemical oxygen reduction reaction, the catalytic activity is high, and the stability is good.

The invention discloses a temperature equalizing device adopting a vapor chamber and microchannels for radiating a multi-heat-source device. The temperature equalizing device is used for solving the problems that the existing radiating device cannot be used for radiating multi-heat-source high heat flux electrical devices evenly, and the stability of a chip is affected due to a high temperature gradient formed since temperature rises quickly along flow directions when the existing parallel microchannels are in use. The temperature equalizing device comprises an LTCC substrate, wherein at least two heat sources are packaged inside the LTCC substrate, the vapor chamber is installed on the LTCC substrate, the microchannels with the same number as the heat sources are formed above the vapor chamber, an entrance of each microchannel is communicated with an external cooling liquid source through an inlet, and an exit of each microchannel is communicated with an external liquid collecting box.