851results about How to "Avoid cooling" patented technology

A method of facilitating interactive communication between clients providing services and / or products and prospective users thereof. The method provides access to a database of at least one client's user interest data on a network, permits network access to the user interest data by a user via a remote interface, and receives a selection by the user of the client's user interest data and receives entry by the user of user-specific data. Access is provided to processing software which processes the user-specific data and the selected user interest data to produce response data, and at least one recipient nominated by the client is provided with access to equipment which automatically exports the response data.

A method, system and device for making hot water available in a water-supply system is disclosed. The water-supply system includes a source of hot water, a hot-water line and one or more tap connections for hot water connected to the hot-water line. The method includes transporting water from the source of hot water through the hot-water line during at least a portion of periods of non-withdrawal through the one or more tap connections such that a temperature profile of water in the hot water line is at least one of substantially temporally constant and varying spatially monotonically along the hot-water line.

A container does not need a member such as a stoke and the like that are exposed to the molten metal therein, thus the necessity to replace the parts such as the stoke and the like can be eliminated. In addition, there is no structure like the stoke in the container, the operability for the preheating is improved thus the preheating can be performed effectively. In addition, since a flow passage is formed inside the lining with high heat conductivity, inner heat of the container is easily conducted to the flow passage. Thus, the decrease in temperature of the molten metal that flows inside the flow passage can be suppressed to the utmost.

An apparatus and method for protecting the neurovascular bundle during cryoablation of tissues of the prostate by heating the vicinity of the neurovascular bundle while cooling pathological tissues of a prostate to cryoablation temperatures, thereby cryoablating pathological tissues while protecting the neurovascular bundle from damage. A cryoprobe operable to cool a distal operating tip while heating a proximal shaft is presented.

A small water-cooling type electronic component cooling apparatus is provided. The electronic component cooling apparatus comprises a so-called water-cooling heat sink 3 , a radiator 7 cooled by an electric fan 5 , first and second coolant paths 9, 11 for circulating a coolant between the heat sink 3 and the radiator 7 , and an electric pump 13 to supply a moving energy to the coolant. The electric pump 13 is arranged at a position facing the heat-radiating portion of the radiator 7.

The invention provides a method and a device used for purifying and ingot-casting of multi-temperature area silicon material; the silicon material is added into a crucible after a fluxing medium is added; the silicon material is inductively heated, fused and vacuum-smelted; furthermore, oxidative gas is added to carry out the reaction; subsequently, temperature reducing and directional solidification are carried out to the silicon material to form silicon ingots by crystallization. The device comprises a crucible system, a lifting device, an induction heater and a resistance heater; the induction heater is arranged on the upper surface of the resistance heater so as to respectively form an induction heating area and a resistance heating area; the lifting device is arranged on the lower surface of the resistance heating area and can move up and down in the induction heating area and the resistance heating area; and the crucible system is arranged on the lifting device. The method and the device can be used for purifying and ingot-casting the silicon ingot with high purity and high purification efficiency, can complete the whole process in one furnace body and can save the time and energy resource.

The invention relates to a supply system for a sub-cooling and nano particle jet flow minimal quantity lubrication coupled grinding medium. The supply system comprises at least one minimal quantity lubrication and sub-cooling jet nozzle combined unit which is arranged on the side of a grinding wheel guard of a grinding wheel and is matched with a workpiece on a workbench. Each minimal quantity lubrication and sub-cooling jet nozzle combined unit comprises a minimal quantity lubrication atomization minimal jet nozzle and a sub-cooling jet nozzle, wherein the minimal quantity lubrication atomization minimal jet nozzle is connected with a nano fluid pipeline and a compressed air pipeline, and the sub-cooling jet nozzle is connected with a sub-cooling fluid pipeline; the nano fluid pipe, the compressed air pipeline and the sub-cooling liquid pipeline of each unit are connected with a nano fluid supply system, a low-temperature medium supply system and a compressed air supply system through control valves; and the nano fluid supply system, the low-temperature medium supply system and the compressed air supply system are connected with a control device. By means of the supply system, grinding burn is effectively eliminated, the surface quality of workpieces is improved, and efficient low-consumption environment-friendly energy-saving low-carbon clean production is achieved.

Enhanced electrode discharge machining properties of an electrode wire are achieved when the electrode wire comprises a coil, a covering layer formed on a periphery of the coil, and grains formed on the covering layer. The grains comprise a copper-zinc alloy including about 0.01 to 0.5 weight % of at least one additive element selected from the group consisting of aluminum, tin, magnesium, lanthanum, cerium, nickel, manganese, titanium, and zirconium.

The invention discloses a surrounding type control mechanism for a cooling system. The surrounding type control mechanism for the cooling system comprises a ring-shaped guide rail, a movement mechanism and spray heads, wherein the ring-shaped guide rail is fixed on a machine tool through a bracket; the center of the ring-shaped guide rail is concentric with a main shaft of a numerical-control machine tool; the movement mechanism can be moveably arranged on the ring-shaped guide rail; the spray heads rotating up and down around the movement mechanism are connected with an electromagnetic reserving vale and arranged on the movement mechanism. According to the surrounding type control mechanism disclosed by the invention, through the ring-shaped mechanism, the spray heads rotate around the tool by 360 degrees, so that the mechanism size is reduced, and all-around jetting is realized; a motor controls the directions of the spray heads and controls the spray heads to rotate, so that the quantity of the spray heads is reduced, the usage amount of a cooling liquid is reduced, jetting without a dead corner is realized, and the cooling effect is greatly improved.

Electrical machine (1) having a stator (3), which has axially extending cooling channels (8) in the laminate stack and / or cooling channels (9) extending between the stator and a housing, having a rotor (20), whose laminate stack (19) has an inner hole or is positioned on a spider structure (7) having an inner hole, wherein permanent magnets (14) are arranged in or on the laminate stack (19) of the rotor (20), wherein at least one axial-flow fan (4) is provided in the inner hole of the rotor (20), the air flow produced by said axial-flow fan, once it has passed through the rotor (20), by means of flowing through a suitable apparatus (13) achieves a nozzle effect which, owing to the venturi effect, brings about an air flow through the cooling channels (8) arranged in the stator (3). The remanence of the permanent magnets (14) is therefore positively influenced.

An exhaust gas cleaner of an engine in which cleaning efficiency of Nox is enhanced by preventing clogging of an injection nozzle for supplying a reducing agent to the upstream side of exhaust gas of a reducing catalyst. Using a detection signal S1 of the exhaust gas temperature from an exhaust gas temperature sensor (9), a reducing agent supply unit (6) sets a supply quantity larger than a lower limit of the supply quantity for cooling the inside of an injection nozzle (5) at a temperature below the crystallizing point of urine water and supplies the set supply quantity of urine water to the injection nozzle (5) at the detected exhaust gas temperature. Consequently, the inside of the injection nozzle (5) is cooled at a temperature below the crystallizing point of urine water. Since urine water is not crystallizing in the injection nozzle (5), the injection nozzle (5) can be prevented from clogging and the cleaning efficiency of Nox can be enhanced.

The present invention discloses bamboo charing heating furnace, kettle, system and process. The heating furnace one furnace body, and one heating cavity, one pre-charing cavity and one pre-heating cavity successively connected inside the furnace body. The charing system includes one bamboo charing unit, one vinegar liquid recovering unit and one fuel gas recovering unit. The charing process includes the steps of bamboo charing, vinegar liquid recovering and fuel gas recovering. The present invention is used for bamboo charing, and has short charing period, high production efficiency and high energy utilizing rate.

The invention discloses an electric vehicle power battery pack temperature control system based on heat pipes. The electric vehicle power battery pack temperature control system is characterized in that a battery pack temperature control box body is a sealed box body, a sealed battery grouping bin is contained in the sealed box body, the length and the height of the battery grouping bin are smaller than those of the battery pack temperature control box body, but the widths of the two components are equal; an annular heat exchange bin is formed between the battery grouping bin and the battery pack temperature control box body; the heat pipes are arranged in the battery grouping bin along the length direction in a penetration manner, the heat pipes penetrate through insulating heat sinks arranged in parallel, and the ends of the heat pipes are located in the annular heat exchange bin; single batteries are arranged between the insulating heat sinks, the radiating surfaces of the single batteries are fitted with the insulating heat sinks; a heater and an evaporator are respectively arranged in the annular heat exchange bin. The electric vehicle power battery pack temperature control system disclosed by the invention can be used for solving the problem that effective heat treatment cannot be performed on each single battery due to overlarge flow resistance and achieving sealed design of the battery box body, the safety is high, the temperature of the power battery is regulated quickly, and the temperature field distribution is uniform.

A hot-air type heater apparatus includes an air intake for receiving air from an area to be heated by the hot-air type heater apparatus. In particular, the air intake includes a suction fan for drawing air from a surrounding area into the hot-air type heater apparatus. The air from the surrounding area enters the hot-air type heater through the air intake. The hot-air type heater also includes an air passage to direct the air received from the air intake to a ceramic heater. The air passage allows the air received from the air intake to flow into the ceramic heater. The ceramic heater is then able to rapidly increase the air temperature. Furthermore, the hot-air type heater includes a warm air outlet coupled to the ceramic heater. The warm air outlet outputs the air heated by the ceramic heater into the area to be heated by the hot-air type heater apparatus.

The invention discloses a liquid-cooled battery system and a control method of the liquid-cooled battery system, and belongs to the technical field of vehicle-mounted batteries. The liquid-cooled battery system comprises a battery module; and a cooling bearing part which comprises a bottom protection plate and a liquid cooling plate arranged on the upper surface of the bottom protection plate, wherein the battery module is located on the upper surface of the liquid cooling plate, a plurality of cooling flow channels sequentially arranged in the first direction are formed in the liquid coolingplate, each cooling flow channel is provided with a liquid inlet and a liquid outlet, and the flow in each cooling flow channel is the same. The control method of the liquid-cooled battery system is used for controlling the cooling of the liquid-cooled battery system. The integrated efficiency of the liquid-cooled battery system can be improved, the leakage risk of the cooling liquid of the liquid-cooled battery system is reduced, and the safety performance of the liquid-cooled battery system is improved.

This invention relates to a microbe ferment producing low-temperature cellulose method, which is to domesticate the microbe that produces cellulose gradually under low temperature, which makes the microbe grows better; culturing the domesticated cellulose under 10-16deg C by expanding gradually and then inoculating 3-9% cultured cellulose by ferment liquid volume in the liquid ferment culture medium, when culturing for 72-144h in 10-16deg C, that means the microbe ferment producing low-temperature cellulose is complete; the ferment liquid collects liquid in 4, 000-8, 000rpm by centrifugal separation, the collected liquid is the coarse enzyme liquid; According to the different users and demand, the coarse enzyme can be condensed, separated and purified to be prepared into the enzyme preparation with different activity and pure. '

The present invention relates to a fume extraction hood (2) having an exhaust opening (4) for leading away exhaust air (A) and an inlet opening (6) for feeding inlet air (Z), disposed adjacent to the exhaust opening (4). In order to achieve an inlet air guide, by means of which cooking vapors can be effectively captured and fed to the exhaust opening, the invention proposes that the inlet opening (6) is disposed and implemented so that the inlet air flow (8) flowing out of the inlet opening (6) in a direction oriented opposite to the flow direction of an exhaust gas flow (10) flowing into the exhaust opening (4), and the exhaust air flow (10) is deflected sideways via an extraction path (F).

The synthetic resin lens has a function to generate heat by selectively absorbing infrared rays with wavelengths of 780 to 3000 nm. The synthetic resin lens includes an infrared absorber. Selective absorption of infrared rays allows the synthetic resin lens itself to generate heat and thus the lens of the present invention has the same function as being electrically heated to prevent fogging.

The invention relates to a battery cooling method and a battery cooling device, in particular to liquid-nitrogen cooling method and device for an automotive power battery pack. The liquid-nitrogen cooling method for the automotive power battery pack includes directly releasing liquid nitrogen to the surface of the power battery pack and a casing of each battery cell to convert the liquid nitrogen into gas nitrogen, and cooling the surface of the power battery pack and the casing of each battery cell by absorbing a substantial amount of heat in process of converting the liquid nitrogen from liquid into gas. The liquid-nitrogen cooling device for the automotive power battery pack comprises a liquid nitrogen tank (1), a cooling container (8), a connecting pipeline (19), a cooling passage (20), a nitrogen exhaust port (9) and the like. The liquid nitrogen tank (1) is communicated with the cooling passage (20) arranged in the cooling container (8) through the connecting pipeline (19). The liquid-nitrogen cooling method and device for the automotive power battery pack are good in cooling effect, free of consumption of electric energy of the power battery pack, environment-friendly and energy-saving. The cooling method is simple and easy to implement. The cooling device is small in size, the structure is simple and stable, noise and vibration can be avoided, cooling stability is good, and safety is high.

The invention provides a plasma torch for dielectric heating, and relates to plasma equipment. The plasma torch is mainly composed of a front torch body, an anode, a rear torch body, a cathode and an insulation frame. The front torch body is provided with a guide sleeve and a cylinder extending backwards, and the guide sleeve is arranged in the inner space of the cylinder; the anode is embedded into the front torch body, the space between the cylinder of the front torch body and the wall of the anode forms a cooling water jacket, a cathode base is arranged on a rotary body structure of the rear torch body, the cathode is installed at the front end of the cathode base, and a cooling cavity is formed in the cathode. The front torch body is installed at the front end of the insulation frame, the extending cylinder of the front torch body is inserted into a front inserting port of the insulation frame, the rear torch body is installed at the rear end of the insulation frame, the cathode base on the rear torch body enters a rear inserting port of the insulation frame, the head of the cathode stretches into a cylindrical space in the rear portion of the anode, and the space between the head of the cathode and the wall of the rear portion of the anode forms an ionization channel. The plasma torch is used for pyrolyzing water to manufacture hydrogen or used for processing harmful substances, thereby reducing the dependence on coal and oil of people and preserving the ecological environment.

An arrangement for recirculation of exhaust gases of a supercharged combustion engine includes a return line for recirculating exhaust gases, an air-cooled EGR cooler and a bypass line having an extent such that it can lead recirculating exhaust gases past the EGR cooler. A valve is operable to be placed in a first position to lead the whole flow of recirculating exhaust gases through the EGR cooler during situations where there is no risk of ice formation in the EGR cooler, and in a second position to lead the whole flow of recirculating exhaust gases through the bypass line during situations where there is risk of ice formation in the EGR cooler.

The injection chamber (CI) includes a tubular body formed by a supply portion, having a radial supply window to receive a charge of molten metal (MF) and in which is incorporated an injection portion provided with an outlet end opened to the interior of a molding cavity. A piston is provided to be displaced in the interior of the tubular body to inject the molten metal (MF) in the molding cavity. The supply portion has its inner region, which receives the pouring impact of the charge of molten metal (MF), lined by an insert formed in a high melting point material and presenting an inner contour in the form of a circle arc coinciding with that of the supply and injection portions.

The invention discloses a spherical flue element equivalent model thermotechnical waterpower experimental apparatus comprising a pressure-bearing component, an electric heating component, an insulation component, a seal component, a pressure measurement component and the like, and field assembly and disassembly can be realized between the components. According to the spherical flue element equivalent model thermotechnical waterpower experimental apparatus, a banded fin thin rod bundle electric element is taken as an equivalent model structure of the spherical flue element, electrical heating method is realized, single-phase water flow and heat transfer experiment can be developed, and thermal-hydraulics of the spherical flue element can be reflected. The pressure measurement component can be assembled and disassembled on spot, consumables such as an O-shaped seal ring and a lead pressure pipe are convenient to replace, thereby reducing loss and cost. A grid spacer plays a role in transverse orientation for the banded fin thin rod bundle electric element, and a single-cone structure of the grid spacer can guide a plurality of the banded fin thin rod bundles to assemble, thereby reducing the difficulty of assembling and improving the efficiency of assembling. Copper braid is adopted to connect a lower conducting element and a lower conductive contact to realize flexible connection, so that the problem caused by electric component thermal expansion is effectively solved.