30results about How to "Faster thermal cycling" patented technology

According to an embodiment of the present invention, a gas / liquid pump can be configured through application of a two-phase cooling system, advantageously maximizing the cooling efficiency. To this end, particularly, an embodiment of the present invention may comprise an electronic part cooling device having a gas / liquid pump, comprising: an impeller positioned on a gas / liquid containing portion that contains a gas / liquid; a motor stator positioned on an outside isolated from the gas / liquid containing portion so as to transfer driving force to the impeller; a sealed injection cover having an impeller shaft formed on one side thereof so as to protrude toward the center of the gas / liquid containing portion such that the impeller is inserted therein, the sealed injection cover having a motorstator insertion rod formed on the other side thereof so as to protrude from an axis of the impeller shaft toward the center of the outside such that the motor stator is inserted therein, the sealed injection cover having an upper plate formed to expand from a periphery of the motor stator insertion rod such that the impeller and the motor stator are isolated from each other, and the sealed injection cover having an entrance and an exit formed on a side surface of the upper plate such that the gas / liquid flows in and out through the same, respectively; a heat transfer base thermally bonded orattached to the lower portion of the impeller along an edge of the upper plate such that the gas / liquid containing portion is formed; an inflow pipe thermally bonded or attached to the entrance such that the gas / liquid flows in through the same; an outflow pipe thermally bonded or attached to the exit such that the gas / liquid flows out through the same; and a condensing portion positioned betweenthe inflow pipe and the outflow pipe so as to condense the gas in the gas / liquid, wherein a vacuum is formed in an inner space defined by a close loop extending through the gas / liquid containing portion, the inflow pipe, the outflow pipe, and the condensing portion.

A drop-like condensation and self-collecting microrefrigerator, with a three-layer structure of an upper glass plate, a middle silicon plate and a lower glass plate, the upper glass plate and the middle silicon plate are combined to form a condenser, an evaporator, a liquid pipe and a steam tube, the lower glass plate and the middle silicon wafer are combined to form a high-temperature chip heat transfer area and a cooling water pipe. The present invention uses a specific frustum-hemispherical micron and nanometer double-layer heterogeneous structure to modify the silicon condensation surface, so that the steam can be rapidly condensed into drop-shaped droplets in the condenser and spontaneously concentrated near the liquid pipe, and at the same time by many The liquid tubes composed of capillary tubes provide a large capillary driving force to absorb heat into the evaporator. The present invention also relates to the manufacturing method of the above-mentioned micro refrigerator. The invention has the advantages of novel structure, small volume, light weight, good stability and excellent refrigeration performance.

The invention relates to a warmer, in particular to an IH movable type water-heating warmer. The IH movable type water-heating warmer is characterized by comprising a heat-radiating device and a control box, wherein the heat-radiating device is formed by connecting a plurality of detachable heating radiators in series, an automatic water adding system is arranged at the upper portion of the control box, a main control plate and a heat-radiating fan is arranged in the middle, and a heating module is arranged at the lower portion. A coupling coil is arranged at the bottom of a heating wire coil and connected with a ground wire and can absorb a magnetic field leaked from the heating wire coil and convert the magnetic field into electric energy to be led to the ground wire and effectively reduce radiation harm on a human body. The heat-radiating fan is arranged in the control box, sucks air from the outside and blows out hot air in the control box, heat-radiating holes are formed in one side facing the heating radiators, and blown-out hot air flows pass through the heating radiators, enable heat of the heating radiators to be radiated indoors and promote indoor heat cycle. The IH movable type water-heating warmer is provided with the automatic water adding system, a movable cover plate is arranged at the top, and exhaust holes are formed in the movable cover plate, so that humidification treatment can be performed on air.

The invention discloses a simple solar energy comprehensive utilization device, and belongs to the field of solar energy utilization. The simple solar energy comprehensive utilization device comprises a supporting frame, a light condensation device, a heat collection power generation assembly and a hot water collection device, wherein the light condensation device and the heat collection power generation assembly are installed on the supporting frame, a planar reflecting mirror is installed in the light condensation device, converged light is irradiated to the outer surface of the heat collection power generation assembly, a heat collection water tank is arranged in the heat collection power generation assembly, the heat collection water tank is communicated with a hot water collection device through a water conveying pipe, and a photovoltaic assembly for power generation and the photovoltaic thermoelectricity assembly are arranged at the two sides of the water tank respectively. The simple solar energy comprehensive utilization device simplifies the internal structure and system composition of the heat collection power generation assembly, achieves the functions of photovoltaic power generation, thermoelectric power generation and solar heating through organic combination of all devices, improves the utilization rate of solar energy, improves the heat collection and power generation efficiency, and reduces cost.

The invention provides a bacterial cellulose dry film as well as a preparation method and application thereof. The preparation method comprises the following steps of: pretreating a bacterial cellulose wet film; and performing gradient negative pressure heating molding to obtain the bacterial cellulose dry film. A gradient negative pressure is adopted to ensure that fibers cannot be flocculated, and the water in the wet film is removed as quickly as possible through heat transmission. The result shows that when the whole wet film is in a gradient negative pressure state, the atmospheric pressure on every part of the wet film is uniform and constant to provide a stable and uniform negative pressure environment for the wet film, and a continuous and stable heating temperature ensures rapid shaping of the wet film and the flatness and pressed density of the wet film after shaping. Due to a pumping action, the diffusion rate of the water in the wet film is increased, thereby promoting thermal circulation and greatly improving the heat treatment efficiency. The prepared dry film is good in uniformity and flatness, good in transparency, good in property of attaching to a skin when applied in the medical field, is stable in product quality, is easy to store, is light and thin, is convenient to pack and transport, and can be widely applied to various products with high added values.

Present invention relates to a heat collection for heat radiation. It includes water inlet pipe, pump body, vane, motor, pump cover, impeller and outlet pipe, wherein the pump cover and pump body fixed joint and whose cavity forming the water jacket space, pump body set with water inlet pipe and let-off pipe respectively communicated with water jacket space, motor, impeller and vane located in water jacket space, motor mounted on pump cover, motor output fixed joint with impeller, impeller set with 2-6 vanes, it featuring bottom inner side surface set with heat radiation fins, pump body bottom outer side surface being plane and close contacted with heat source in using. Said invention has high heat exchange efficiency and small volume property.

The invention relates to a top radiating system of an embedded refrigerator. The system comprises a condenser, a compressor, a sealed air duct and fans, wherein the condenser, the compressor, the sealed air duct and the fans are arranged on a fixed base plate located on the top of the embedded refrigerator. The condenser is located at the position of an opening in one end of the sealed air duct, and the fans are located at the position of an opening in the other end of the sealed air duct. The compressor is communicated with the condenser through a pipeline. According to the top radiating system of the embedded refrigerator, air on the back face of the refrigerator is sucked into the air duct of the radiating system for heat exchange, and then the air is exhausted from the front face and the periphery of the refrigerator, so that efficient and stable air flowing circulation is formed. On the basis that the space of the embedded refrigerator is saved and the appearance of the embedded refrigerator is beautified, an efficient radiating circulation system is guaranteed. The radiating efficiency of an entire refrigeration assembly of the embedded refrigerator is achieved, and good usability of the refrigerator is guaranteed.

The invention discloses a method for preparing textured phospholipids based on an enzyme reactor. The invention provides a textured phospholipid enzymatic reactor, which comprises a reaction tank and an outer jacket. The reaction tank has a material inlet, an enzyme adding port, an air inlet, an air distributor, an air outlet, and a material outlet. The outer jacket has a Cooling water inlet and cooling water outlet. The reaction material enters the reaction tank from the material inlet at a feed speed of 1-2m / s, the catalytic enzyme enters the reaction tank from the enzyme feeding port according to the ratio of 10-20% of the phospholipid mass, and the purified air enters the reaction tank from the air inlet, and the purified air passes through The air distributor becomes dispersed uniform small air bubbles, and the air flow rate is 1-3m / s; after the reaction, the material flows out from the material outlet, and the flow rate is 1-2m / s. The textured phospholipid enzymatic reactor of the present invention has simple structure, low cost, large effective reaction volume, and is suitable for large-scale industrial production of textured phospholipids; the textured phospholipid enzymatic reactor and the reaction method of the present invention can promote the production of reaction materials Full circulation, convenient and effective control of the reaction, significantly increase the conversion rate of unsaturated fatty acids.

The invention relates to a novel air cooling duct fast connecting mechanism which comprises an inner locking connection terminal and an outer locking connection terminal, wherein the inner locking connection terminal is composed of a first base and a first locking connection seat; a circle of sealing groove is formed in the outer wall of the first locking connection seat; a sealing ring is arranged in the sealing groove; and the outer locking connection terminal is composed of a second locking connection seat and a third locking connection seat. According to the novel air cooling duct fast connecting mechanism, the first locking connection seat of the inner locking connection terminal is fixed to the second locking connection seat of the outer locking connection terminal in a snap-in manner, and mutual communication among a first channel, a second channel, a third channel and a fourth channel is realized to enable a first positioning lug and a second positioning lug to be mutually pressed, thus the installation problem of an air port and an air port matching end is solved, the sealing performance is good, and the speed of interior thermal cycle of a battery pack is accelerated.

The invention discloses a preparation method and a structure of fully intermetallic compound interconnection solder joints. The preparation method comprises the following steps: preparing single crystal or preferentially orienting a first metal pad and solder bumps on a first substrate, preparing a second metal pad and a solderable layer on a second substrate, aligning and contacting the solder bumps and the second metal pad one by one to form a combined body, performing soldering reflux on the combined body at a desired temperature, applying direct current with a current density I / S, making the direct current direct from the first metal pad to the second metal pad until all the solder bumps are converted into an intermetallic compound through melting and soldering reaction, forming single-orientation intermetallic compound interconnection solder joints. According to the invention, the method accelerates the formation of the intermetallic compound, significantly improves the manufacturing efficiency, forms single-orientation intermetallic compound, improves the mechanical properties of solder joints and service reliability, is compatible with the semiconductor and packaging technology, and realizes low-temperature interconnection and high-temperature service.

The invention relates to a novel air cooling system of a battery pack. The novel air cooling system comprises a box body, a first draught fan, a second draught fan and two rapid connection mechanisms, wherein an air inlet and an air outlet are arranged in the box body, the two rapid connection mechanisms are separately fixed on the air inlet and the air outlet, the first draught fan is connected with the rapid connection mechanism on the air inlet through an air inlet pipeline, the second draught fan is connected with the rapid connection mechanism on the air outlet through an air outlet pipeline, and each rapid connection mechanism comprises an internal clamping terminal and an external clamping terminal. By the novel air cooling system, the problem of installation of a wind gap and a wind gap matching end is solved, the tightness is high, and the internal thermal circulation speed of the battery pack is increased.

The invention discloses a simple photovoltaic, photothermal and thermoelectric comprehensive utilization system and belongs to the field of solar energy utilization. The system comprises a supporting frame, a condensation device, a heat collection and power generation module and a hot water collection device, wherein the condensation device and the heat collection and power generation module are installed on the supporting frame, a planar reflector is installed in the condensation device, converged light rays irradiate the outer surface of the heat collection and power generation module, a heat collection water tank is arranged in the heat collection and power generation module, the heat collection water tank is communicated with the hot water collection device through a water delivery pipe, and a photovoltaic module and a thermoelectric module which are used for power generation are arranged on the two sides of the water tank respectively. The internal structure and system composition of the heat collection and power generation module are simplified; the devices are organically combined, so that the functions of photovoltaic power generation, thermoelectric power generation and optical energy heating are achieved, the utilization rate of solar energy is increased, heat collection and power generation efficiency is improved, and cost is reduced.

The invention belongs to the technical field of variable frequency speed regulation control, and specifically relates to a variable frequency speed regulator for an AC permanent magnet synchronous motor of a mining DC power supply, including a speed governor, and the speed governor includes a vibration chamber, a heat dissipation chamber, and a speed regulation knob and the adjustment button, one set of the vibrating spring is located at the bottom of the vibrating chamber, the lower end of the vibrating spring is fixedly connected to the vibrating chamber, and the upper end of the vibrating spring is fixedly connected to the pressing plate; The vibration chamber is fixedly connected, and there are air guide holes on the air-collecting airbag and the elastic membrane; the sealing plate is located on the side of the vibration chamber, and the sealing plate is used to seal the vibration chamber. There are air inlet holes on the sealing plate, and two sets of cams are arranged along the rotating shaft. The cam is fixedly connected with the rotating shaft, and the upper surface of the cam far away from the air inlet hole is provided with a push rod, which is fixedly connected with the pressure plate; the rotating shaft is fixedly connected with a torsion spring, and the rotating shaft is connected in the height-adjusting chamber in rotation; a rotating plate is hinged in the heat dissipation chamber; The gas entering the governor is kept dry and clean, ensuring the working environment inside the governor.

The invention relates to the technical field of autoclave forming technology, in particular to molds and autoclave forming process equipment. The mold comprises: a mold body configured with a cavity matching the prefabricated beam body; and a support frame fixed on the side of the mold body away from the cavity, and the inside of the support frame is connected along the longitudinal direction of the mold body at intervals. a supporting frame unit. The mold can solve the technical problem that the existing hot-pressing pot molding process mold cannot meet the requirements of consistent shrinkage ratio of the mold and product materials and low cost.