39results about How to "Bring out quickly" patented technology

The invention relates to a method and device for continuously preparing high-purity carbon nano tubes. The method comprises the following steps: (1) performing inert gas replacement on carbon nano tubes, passing through a pressurized seal pneumatic conveying device via a quantitative dumping device, and entering a gradient heating device at a normal temperature in a dense-phase flow form under drive of mixed gases of protective carrier gas and acid gas; (2) preheating and reacting the carbon nano tubes in the gradient heating device; (3) separating the purified carbon nano tubes from tail gases by virtue of a two-stage gas-solid separation device, cooling the carbon nano tubes by a cooling device in the gas-solid separation device, and enabling the carbon nano tubes to enter a high-puritycarbon nano tube collection device via a feeding hole; and (4) enabling the tail gases to enter a tail gas treatment device, feeding the protective gas to a protective gas inlet via a recycling pressure stabilizing device; and feeding impurity tail gases into a tail gas collection device. According to the method disclosed by the invention, the carbon nano tubes with the high purity of 99.9% or higher can be obtained, and the device disclosed by the invention is simple in operation, simple and stable in process, low in operating cost and stable in product quality.

The invention discloses a system for avoiding secondary freezing cold start failure of a fuel cell and a control method. The system comprises a fuel cell stack, a temperature and humidity sensor, a heating humidifier, a three-way valve a, an air compressor, a temperature sensor, a gas-water separator, an electric circulating air pump, a three-way valve b, a water storage tank and a fuzzy controller. According to the invention, through the fuzzy controller, generated water can be rapidly discharged; the interior of the fuel cell stack is humidified and heated by controlling the heating humidifier; not only is the influence on the performance of the cell caused by excessive dryness in the fuel cell due to rapid discharge of water avoided, but also the temperature rise of the fuel cell stackcan be accelerated by rapid circulation of oxygen; the time for the fuel cell stack to reach the optimal working temperature is shortened, and the performance of the cell is improved; the fuzzy control theory is adopted to control the whole system; response can be quickly made according to monitored data; an accurate mathematical model is not needed; and good adaptability and fault tolerance are achieved.

The invention relates to the field of fluidized bed reactors, and discloses an organosilicone fluidized bed reactor. The organosilicone fluidized bed reactor comprises an upper seal head (1), a firstdrum body (2), a second drum body (3), a third drum body (4) and a lower seal head (5) which are successively arranged from top to bottom, wherein the drum diameters of three drum bodies are successively increased from top to bottom; the interiors of three drum bodies are respectively provided with a first heat exchange pipe (8), a second heat exchange pipe (9) and a third heat exchange pipe (10)which are independently arranged and respectively provided with a heat-conducting oil inlet (6) and a heat-conducting oil outlet (7); a finished product gas outlet (11) and a solid material inlet (12)are arranged on the upper seal head; a gas distributor (13) is arranged in the lower seal head; the bottom part of the lower seal head is provided with a reactant outlet (14) and a high-temperature gas inlet (15); and at least one chloromethane main pipe (16) is arranged at the junction of the third drum body and the lower seal head. According to the invention, the drum body of a reactor is designed into three parts with drum diameters successively increased from top to bottom, so a reaction is promoted to be easily performed, and heat dissipation is easily accelerated.

The invention discloses an integrated computer case structure which comprises a case shell and a case inner cavity, wherein a mainboard CPU heat radiation module, a video card GPU heat radiation module and a power supply module are arranged in the case inner cavity, the video card GPU heat radiation module is arranged in the middle of the case inner cavity, the mainboard CPU heat radiation module is arranged in the left side of the case inner cavity, the power supply module is arranged in the right side of the case inner cavity, the mainboard CPU heat radiation module is connected with a mainboard component, and the video card GPU heat radiation module is connected with a video card component. According to the structure, under the condition that the conventional volume is not changed, a fully new concept that relatively reasonable heat radiation modules are used for layered heat radiation is adopted, so that the case structure is compact in structure, good in heat radiation effect, and stable in working. Through the design of layered heat radiation, and specific heat radiation channels, the heat of two main heat generation sources, namely the mainboard CPU and the video card GPU, is led out of the case inner cavity through a heat pipe, and is led out through the specific heat radiation channels, the hardware working environment is greatly improved, the temperature heat in the case inner cavity is greatly reduced, and good heat radiation effect is achieved.

The invention discloses a ventilated cooling device of a digital generating set. The ventilated cooling device comprises an engine side cover, a silencer arranged at the outer side of the engine side cover, a crankshaft, and an impeller arranged on the crankshaft and positioned between the engine side cover and the silencer, wherein one end of the crankshaft extends out of the engine side cover. The ventilated cooling device is characterized in that: a volute air guide device is also arranged between the engine side cover and the silencer, the volute air guide device is provided with a main air inlet and a main air outlet along the axial direction of the crankshaft, meanwhile, a volute cavity is formed in the volute air guide device, and the impeller is positioned in the volute cavity. The volute air guide device is arranged between the engine side cover and the silencer, the volute air guide device is combined with the impeller therein to form a 'turbo charging cooling device' together, and the 'turbo charging cooling device' can eliminate hot air circulation in the digital generating set and enhance the cooling effect.

The invention relates to a method for commissioning an adsorbent bed in an acetone recycling process, which comprises the following steps: 1) carrying out commissioning resolution on an adsorbent bed, introducing steam at a flow rate of 7-9 tons/hour for 1-1.5 hours; 2) after the commissioning resolution is completed, introducing acetone/air mixed gas into a secondary cooler through a primary cooler, and enabling the temperature of the acetone/air mixed gas at the outlet of the secondary cooler to be 42-44 DEG C; and 3) after the adsorption of activated carbon is completed, carrying out resolution, and introducing steam into the adsorbent bed at a flow rate of 12 tons/hour for 11-16 minutes to resolve acetone; when the acetone content of tail gas is lower than 45PPM, gradually reducing the flow rate of the steam until the corresponding acetone content of the tail gas is 40-45PPM; and recovering a normal operation level. The method provided by the invention can improve the acetone adsorption capability of the activated carbon, reduce the acetone content in the tail gas and reduce the emission of acetone.

A greenhouse heat-storage type solar hot-wind drying device for grains belongs to a utilization technology of renewable energy. An underground heat storage tank is arranged under the ground surface inside a greenhouse drying room; a solar-air heat collector is arranged at the upper part outside the greenhouse drying room; an automatic controller, a blower, a hot wind discharge pipe, a hot wind delivery pipe and a cold air returning pipe are arranged in the greenhouse drying room; two ends of the hot wind delivery pipe with a suction fan and a third valve are respectively communicated with thesolar-air heat collector and the underground heat storage tank; two ends of the cold air returning pipe with a first valve are respectively connected on the solar-air heat collector and the underground heat storage tank; two ends of the hot wind discharge pipe with a second valve are respectively communicated with the hot wind delivery pipe and the cold air returning pipe; an exhaust outlet is arranged on the wall of the greenhouse drying room; and the automatic controller is connected with the suction fan, the blower, the first valve, the second valve and the third valve respectively by leads. The greenhouse heat-storage type solar hot-wind drying device fully utilizes solar energy as drying energy and has the characteristics of being simple in structure, low in operation cost and excellent in environment-friendly effect.

The invention relates to a device for treating rare earth producing ammonia nitrogen wastewater through combination of microwave and supergravity and an application method, and belongs to the technical field of ammonia nitrogen wastewater treatment. In the device, the bottom of a wastewater tank is communicated with a liquid inlet of a microwave oven through a liquid conveying pump and a liquid conveying pipe; a heated liquid outlet in the bottom of the microwave oven is communicated with a water spraying pipe arranged at the middle position of the side part of a supergravity rotating packed bed through a liquid conveying pump and a liquid conveying pipe; rotating plates are arranged inside the supergravity rotating packed bed; the rotating plates are connected with a motor through a rotating shaft; mesh belts are arranged between the rotating plates; a gas outlet is formed in the top of the supergravity rotating packed bed, a liquid outlet is formed in the bottom of the supergravity rotating packed bed, and an air inlet is formed in the bottom of the side part of the supergravity rotating packed bed; the gas outlet is connected with a waste gas absorbing bottle through a gas outlet pipe; the liquid outlet is connected with an absorbing liquid tank through a liquid outlet pipe; the air inlet is connected with a blower through an air inlet pipe. In order to better improve the blow-off rate and reduce the energy consumption, an ammonia nitrogen wastewater solution is heated by taking the advantage of rapid microwave heating, and the characteristic of a supergravity enhanced transfer effect is utilized.

The invention discloses a puncture device of a gold pipe and a collection device of trace hydrogen sulfide generated by thermal simulation in the gold pipe, which comprise a sealed gold pipe which is horizontally arranged and can be put into a petroleum sample. The puncture device of the gold pipe and the collection device of the trace hydrogen sulfide generated by thermal simulation in the gold pipe are characterized by also comprising a flow rate adjusting valve, a flowmeter and a carrier gas preheating chamber which are sequentially connected in series, wherein the flow rate adjusting valve is connected into a carrier gas source, both ends of the gold pipe are respectively provided with a first casing and a second casing, the first casing and the second casing are sealed with the outside of the gold pipe, an air inlet and an air outlet are respectively arranged on the first casing and the second casing, the air inlet is connected with the carrier gas preheating chamber, the air outlet is connected with a container filled with a reaction solution, puncture needles which can puncture the gold pipe are respectively arranged on the first casing and the second casing, and airflow passages which are connected with the air inlet, the air outlet and puncture holes are respectively arranged in the first casing and the second casing. The invention can bring out hydrogen sulfide quickly and thoroughly, and the recovery rate of the hydrogen sulfide reaches 98%; the experiment speed is high, and a sample of the gold pipe can be processed within about 5 minutes; and liquid nitrogen is not needed, the cost is saved, and the use method is simple.

The invention provides a high-efficiency vehicle-mounted ventilation system which comprises a wind inlet unit, a wind outlet unit and a control unit, wherein the wind outlet unit comprises an unpowered blower and a pipeline and is installed at the middle rear part of the vehicle roof, and the pipeline is directly connected into a carriage; and the wind inlet unit is a ventilation pipe with a curved head and is positioned at the front part of the vehicle roof, the direction of the pipe head faces the direction of the vehicle head, and a small ventilator which can be independently controlled isarranged at the position of the pipe head. When the vehicle is started, air flow drives the unpowered blower to rotate and simultaneously carry the hot air in the vehicle away, and the ventilation pipe replenishes fresh air into the carriage, thereby forming natural air circulation in the carriage. If necessary, the ventilator can be opened to accelerate the ventilation rate. The invention has theeffects that after the unpowered blower is arranged, the air flow force generated by running of the vehicle drives the unpowered blower to quickly carry the hot air in the vehicle away, thereby performing the action of quick ventilation; and the ventilator can accelerate the ventilation rate and can centrifugally throw away rain water and the like.

The invention discloses a heat dissipation structure based on an LED corn lamp. The heat dissipation structure comprises a base, a plurality of fixing ribs integrally arranged on the edge of the lower end surface of the base and an annular driving power bin formed in the middle of the lower end surface of the base. Slots are formed in the left side wall and the right side wall of each fixing rib, and a strip-shaped lamp panel is fixed between every two adjacent fixing ribs through the slots. The base is provided with a plurality of upper ventilation holes, and a round lamp panel is fixed under the fixing ribs through an end cover and is provided with a plurality of lower ventilation holes. According to the heat dissipation structure, the base is provided with the upper ventilation holes, the round lamp panel is provided with the lower ventilation holes, and therefore convection of heated air inside an LED corn lamp shell can be realized, hot air generated by exchanging heat with the lamp panels can be discharged from the LED shell faster, the heat dissipation requirement can be completely met through the heat dissipation structure for the LED corn lamp, the LED corn lamp is good in heat dissipation effect, and the manufacturing cost of the LED corn lamp is lowered.

The invention relates to a double-layer double-effect heat insulation wall for an afterburner cavity and a double-effect cooling method. The inner wall of the afterburner comprises a gas film pore plate and an impact pore plate, a plurality of *-shaped trusses are arranged in a cavity between the gas film pore plate and the impact pore plate in a matrix mode, each *-shaped truss is composed of three truss rods, midpoints of the three truss rods intersect with one another to form a central intersection point, and the two ends of the three truss rods are connected with the impact pore plate and the gas film pore layer respectively; gas film pores are formed in the gas film pore plate; and impact pores are formed in the impact pore plate. Two longitudinal rotating vortexes of the heat insulation wall in a convection channel accelerate heat exchange, the temperature between the impact pore plate and the gas film pore plate is fully reduced, the cooling pressure on the gas film pore plate is accelerated to be reduced, gas film covering is formed on the gas side of a heat insulation screen through the structure, direct contact between gas and an engine force bearing structure is blocked, the service life and the reliability of the afterburner are improved, and the double-layer double-effect heat insulation wall has good mechanical properties.

The invention discloses a ventilated heat-dissipating barn comprising a barn body, a cover and a barn bottom. A vent tube passing through the barn bottom and the cover is disposed in the barn body. The section of the vent tube is round or square. The side wall of the vent tube is provided with vent holes. The top of the vent tube is provided with a vent tube cap. The vent tube comprises two branch vertical tubes and a master tube. The branch vertical tubes are disposed side by side, while the bottoms of the branch vertical tubes pass through the barn bottom and the tops of the branch vertical tubes are communicated. The bottom of the master tube is communicated with the branch vertical tubes, and the top of the master tube passes through the cover. The vent tube in the barn body comprises the branch vertical tubes and the master tube, the branch vertical tubes are disposed side by side, area of contact with grains in the barn body is increased, and heat and moisture generated by the grains in the barn body can by discharged faster; an exhaust fan is mounted at the barn bottom, the air outlet side of the exhaust fan is close to the communicated positions of the branch vertical tubes with the barn bottom, air ventilation in the barn body can be more enhanced by switching on the exhaust fan to ventilate, and the ventilated heat-dissipating barn is better in ventilation and heat dissipation.

The invention discloses a storage battery acid adding and formation system, which comprises a battery vacuum box, an acid kettle vacuum box, an acid kettle arranged in the acid kettle vacuum box, a quantitative acid adding system and a mounting plate. According to the invention, the storage battery acid adding and formation system is divided into three layers, wherein the bottommost layer is the battery vacuum box used for containing the storage battery, the middle layer is the acid kettle vacuum box used for containing the acid kettle, the upper layer is the partial structure of the quantitative acid adding system, and the storage battery and the acid kettle are arranged in the two separated layers in a separated mode, so that no acid mist is generated in the battery vacuum box, the corrosion problem of storage battery terminals, connecting wires and the like is avoided, and the storage battery can be kept dry; synchronous acid adding of the storage battery can be realized, and the standing time at the beginning of ionization formation after acid adding is kept consistent; and the vacuum formation process can also be realized.

The invention relates to the technical field of power equipment, and concretely relates to an outdoor prefabricated substation for urban power grid transformation. Theoutdoor prefabricated substationcomprises a prefabricated base, a box base and a substation box, a plurality of lower fixing sleeves and damping seats are welded to the upper end face of the prefabricated base, and a plurality of upper fixing rods and damping balls are welded to the bottom end of the box base; the substation box is fixed to the upper end of the box base, the interior of the substation box is sequentially dividedinto a high-pressure chamber, a transformer chamber and a low-pressure chamber through a first galvanized plate and a second galvanized plate, a heat exchange plate is fixed to the top end of the substation box, a heat exchange container is fixed to the upper end face of the heat exchange plate, and the outer wall of the heat exchange container communicates with a liquid inlet pipe and a liquid outlet pipe; and a ceiling is fixed to the outer wall of the heat exchange container, and a plurality of heat exchange fins are fixed to the bottom end of the heat exchange plate. The heat exchange container can be adjusted to dissipate heat and cool or heat and melt a snow layer according to the change of the weather environment, and the adaptive capacity is high; and meanwhile, assembling is veryconvenient, stability is excellent, and excellent shock resistance is achieved.

The invention relates to a barrel body cooling structure of a hydrogen chloride synthetic furnace. The barrel body cooling structure of the hydrogen chloride synthetic furnace comprises a graphite barrel body and a steel shell arranged outside the graphite barrel body; and a sandwiched structure is arranged between the steel shell and the graphite barrel body. The barrel body cooling structure of the hydrogen chloride synthetic furnace is characterized in that the wall of the graphite barrel body is provided with a vertical flow channel which is in ring-shaped distribution; and the vertical flow channel is communicated with the sandwiched structure. The barrel body cooling structure of the hydrogen chloride synthetic furnace provided by the invention has the advantages that through the arrangement of the vertical flow channel in ring-shaped distribution on the graphite barrel body, cooling water in the sandwiched layer can take heat out of the furnace rapidly after entering the vertical flow channel, and the heat exchange effect is improved greatly.

The invention discloses an organic fertilizer drying device capable of achieving sufficient drying. The organic fertilizer drying device comprises a box. A first rotary shaft and a second rotary shaftare sequentially and rotationally connected between the front side and the rear side of the inner wall of the box from top to bottom. First chain wheels are fixedly connected to the front side and the rear side of the surface of the first rotary shaft. Second chain wheels are fixedly connected to the front side and the rear side of the surface of the second rotary shaft. The invention relates tothe technical field of organic fertilizer production devices. According to the organic fertilizer drying device capable of achieving sufficient drying, through cooperation of the first rotary shaft and the second rotary shaft with the first chain wheels and the second chain wheels, two crawler belts can rotate, then through cooperation of connecting rods and rotating sleeves, multiple shovel plates can rotate at the same time, through cooperation of limiting plates and baffles, the angle of each shovel plate is controlled, and the shovel plates can shovel up organic fertilizer in turns; and meanwhile, the organic fertilizer slides down due to the surface inclination, the organic fertilizer is uniformly scattered, the efficiency and quality of drying the organic fertilizer are improved, andoperation is simple and efficient.

The invention discloses a crystal oscillation atomizer capable of achieving effective radiating and sterilizing. The crystal oscillation atomizer comprises a crystal oscillation atomizing piece, a mist mixing chamber, a heat transmission block, ventilation through holes, a suction fan, an air blower, a water spraying component, a chemical spraying component, a mist pipe, a suction nozzle, an ozonepump and an ozone pipe, wherein the mist mixing chamber is arranged on the crystal oscillation atomizing piece, the heat transmission block is arranged below the crystal oscillation atomizing piece,the ventilation through holes are formed in the heat transmission block, the suction fan is arranged on one side of the heat transmission block, the air blower is arranged on the other side of the heat transmission block, the water spraying component is connected to the mist mixing chamber, the chemical spraying component is connected to the mist mixing chamber, the mist pipe is communicated withthe mist mixing chamber, the suction nozzle is connected to the mist pipe, the ozone pump is connected to the mist mixing chamber, and the ozone pipe is connected to the ozone pump and an ozone barrel. The crystal oscillation atomizer has the advantages that by the coordination of the suction fans, the air blower and the heat transmission block with the ventilation through holes, hot air can be discharged timely; the ozone pump is connected to the mist mixing chamber, regular sterilizing can be performed, the service life of the atomizer is prolonged, and the atomizing effect of the atomizer is increased.