15results about How to "Improve blending efficiency" patented technology

The utility model discloses a quantitative combined packing box for tobacco strips. The quantitative combined packing box comprises a body, a tobacco leaf stirring roller and a blanking plate, a blanking opening is formed in the bottom of the body, the blanking plates are obliquely arranged in the body corresponding to the two side walls, the two blanking plates are symmetrically arranged in a V-shaped funnel shape, and a V-shaped opening clamped by the two blanking plates corresponds to the interior of the blanking opening; and a plurality of tobacco leaf stirring rollers are arranged above the V-shaped opening clamped by the blanking plate so as to break the viscosity among the tobacco strips falling into the box body and quantitatively control the falling speed of the tobacco strips from the blanking opening. According to the utility model, the breakage rate of the tobacco lamina can be reduced, the working intensity is reduced, and the tobacco lamina blending efficiency is improved.

The present invention discloses a biomass blending and burning system in a dense phase zone of a circulating fluidized bed boiler. The system utilizes the oil gun hole on the original right wall bed as the furnace inlet for biomass fuel, delivers the biomass to the upper part of the boiler through a closed belt conveyor, and then utilizes a feed pipe to communicate with the furnace inlet through a vacuum generating device, so that the biomass is delivered to the furnace; and a sealing air is designed and arranged at the furnace inlet to prevent the high-temperature flue gas generated by the combustion in the furnace from flowing back; the system adopts a variety of technical means to effectively solve the problems of biomass blocking and flue gas flowing back, reduce the failure rate of the conveying system, improve the efficiency of the blending and burning in the furnace, and achieve the purpose of replacing coal; fully utilizes the vacuum generating device formed by the high-pressure fluidizing air with a high-pressure head and the venturi nozzle to form a negative pressure inside the feed pipe to generate siphoning, greatly improve the smoothness of the conveying, and reduce the overflow of smoke and dust, further reduce the impact on environmental protection, and make the biomass blending and burning safer and more efficient.

The application discloses an aero-engine test stand injection system and a regulating method, relates to the technical field of aero-engine test stands, and solves the problem that the test stand injection system is difficult to adapt to the change of exhaust characteristics and test working conditions of different types of engines. The first-stage injection pipe, the second-stage injection pipe and the third-stage injection pipe are sequentially and slidably arranged on the slide rail, and the distance between the first-stage injection pipe, the second-stage injection pipe and the third-stage injection pipe is adjusted by the distance adjusting device; the inlet end of the first-stage injection pipe is detachably provided with a replaceable flow guide cover, the replaceable flow guide cover is provided with a flow guide block, and the flow guide block is provided with a nozzle; and the inlet end of the second-stage injection pipe and the third-stage injection pipe is provided with a flow guide cover. The application is designed in cooperation with the modular replaceable flow guide cover and the multi-stage dynamic adjustable injection pipe, and realizes the self-adaptive matching of the injection system to different engine exhaust flow, temperature and pressure.

The invention discloses a support plate stabilizer structure for enhancing fuel oil atomization and suitable for an afterburner, which is used for improving the fuel oil atomization effect and the combustion stability, and comprises two support plate outer edge frames, a support plate tail edge frame, a fuel oil injection rod and the like, and a support plate mixing channel is formed between the two support plate outer edge frames; and a plurality of cooling air cavities are formed in the main body part so as to prevent key parts from being ablated in a high-temperature environment. First fuel oil impacts the fan-shaped channels through the oil injection holes to form an oil film, is further atomized under the shearing action of airflow and is mixed with air, and premixed gas is formed and then enters the concave cavity to be combusted. According to the design, flames in the concave cavity can be kept stable under the extreme conditions of low temperature, low pressure and the like, so that the ignition and flameout boundary of the combustion chamber is widened, meanwhile, high-temperature fuel gas in the concave cavity can heat transverse jet flow of second fuel oil, and the evaporation and mixing efficiency of the second fuel oil is improved. By means of the integrated design, the number of components is reduced, the flow resistance in the non-stress-application state is reduced, and meanwhile the thrust-weight ratio is increased.

The invention discloses a support plate type supersonic combustion chamber coupled with wall surface sweeping nozzles, which relates to the technical field of scramjet engines and comprises a central support plate and a plurality of wall surface sweeping nozzles. The other end of the combustion chamber body is an air outlet end; the center supporting plate is fixedly arranged in the combustion chamber body, and a plurality of fuel spraying holes used for spraying fuel into the combustion chamber body are formed in the center supporting plate. The sweeping nozzles are arranged on the inner wall of the combustion chamber body in the circumferential direction and used for spraying fuel into the combustion chamber body in a sweeping mode. According to the supporting plate type supersonic combustion chamber coupled with the wall surface sweeping nozzles, diffusion and mixing of fuel oil are enhanced, and then the combustion efficiency is improved.

This invention discloses a radial flame stabilizer with airflow-assisted jet, comprising an outer wall and an inner wall. Both the outer and inner wall surfaces have V-shaped cross-sections, including a pointed tip and two tail ends. The two corresponding tail ends of the outer and inner wall surfaces are connected by a flow-rectifying wall. An air-guiding groove is provided at the pointed tip of the outer wall, and several injection holes are provided near the tail ends. The air-guiding groove, the interlayer between the outer and inner wall surfaces, and the injection holes form an airflow channel. A fuel injection extension pipe is provided near the tail ends of the inner wall, extending from the inner wall towards the injection holes. The fuel injection extension pipe guides the fuel injection from the injection holes. By introducing a portion of the incoming flow through the air-guiding groove at the stabilizer head, and utilizing the method of coaxial injection of the introduced incoming gas and fuel, the problem of shallow fuel jet depth and difficult evaporation under high-speed, large-flow conditions is improved, resulting in better fuel evaporation and mixing performance compared to conventional radial flame stabilizers.

This invention discloses a high-precision natural gas-hydrogen blending ratio adjustment system, comprising a natural gas pipeline with a slot on its periphery, a hydrogen pipeline installed at the slot, a first inlet and multiple orifices at the upper and lower ends of the hydrogen pipeline, respectively, and a cylinder rotatably fitted at the middle of the lower end of the hydrogen pipeline. Baffles corresponding to the multiple orifices are installed on the periphery of the cylinder, and a slot is formed inside the lower end of the hydrogen pipeline. This invention, through a designed driving component, can drive multiple teeth to rotate, causing the cylinder to rotate synchronously, thereby driving the multiple baffles to rotate synchronously. This allows for adjustment of the blocking gaps between the multiple orifices as needed, achieving control over the hydrogen flow rate, effectively reducing uneven mixing of natural gas and hydrogen, and improving the blending efficiency of natural gas and hydrogen.

The utility model relates to the field of salad sauce processing, in particular to a multi-angle salad sauce raw material blending device. The multi-angle salad sauce raw material blending device provided by the utility model can realize multi-angle blending while stirring salad sauce raw materials, so that the salad sauce raw materials are mixed more uniformly, the salad sauce raw material blending effect is improved, and the taste and flavor of salad sauce are improved. A multi-angle salad sauce raw material blending device comprises a supporting frame, a mixing barrel, a first rack and the like, the mixing barrel is rotationally connected to the supporting frame, and the first rack is connected to the lower right portion of the supporting frame. According to the salad dressing raw material mixing device, salad dressing raw materials in the mixing barrel are stirred through rotation of the stirrer, and the mixing barrel is driven to rotate through mutual meshing movement of the first gear and the first rack, so that multi-angle blending can be realized while the salad dressing raw materials are stirred, and the salad dressing raw materials are mixed more uniformly; the raw material blending effect of the salad dressing is improved, and the taste and flavor of the salad dressing are improved.

The present invention discloses a natural gas and hydrogen mixing and heating device, which relates to the technical field of natural gas hydrogen mixing; it includes a coarse mixing structure, which is arranged in an inlet pipe, and is used to achieve the first-stage mixing of natural gas and hydrogen; a fine mixing structure, which is arranged in a shell and is higher than the inlet pipe, and is used to achieve the second-stage mixing of natural gas and hydrogen; an electric heater, which is arranged on the top of the shell, and heats the mixed gas. This device integrates the two-stage mixing structure of coarse mixing and fine mixing, and is provided with a heater, forming an integrated and efficient system. This enables a single device to simultaneously complete the two-stage mixing and heating functions, and at the same time achieves sufficient mixing of natural gas and hydrogen, thereby improving the mixing efficiency.

The utility model relates to the technical field of liquor production equipment, in particular to a liquor blending and stirring device which comprises a support, a barrel, a top cover, a partition plate, a first rotating shaft, a motor, a second rotating shaft and the like. A cylinder body is arranged on the bracket; a top cover is arranged on the cylinder body; a material outlet and a material inlet are formed in the cylinder body; an exhaust hole is formed in the top cover; a first rotating shaft is arranged in the cylinder body; a motor is arranged at the bottom of the barrel; the first rotating shaft penetrates through the barrel and is connected with a motor output end; a plurality of partition plates for separating white spirit are arranged on the first rotating shaft; and a second rotating shaft is arranged on each partition plate. The barrel is divided into four raw material mixing areas through the partition plates, base liquor is separated during liquor blending, the base liquor is stirred through gas blown out of the air blowing opening in the first rotating shaft, the base liquor is fully mixed, the best taste is achieved, follow-up liquor blending is facilitated, and meanwhile the liquor blending efficiency is improved.

This utility model relates to the field of edible blended oil blending technology and discloses an edible blended oil blending device, including: a blending tank, the top of which is equipped with a sealing cap, and two stirring components rotatably installed inside the blending tank; a cleaning component, which includes a stirring rod rotatably installed inside the blending tank and a toothed disc rotatably installed inside the cavity, the top of which passes through the sealing cap and is connected to the toothed disc, and cleaning scrapers are installed on both sides of the two connecting plates, which can effectively remove accumulated grease, ensure the safety of edible oil, thereby improving the thoroughness of blending of edible blended oil, so as to improve the blending efficiency of edible blended oil, while ensuring efficient operation of the equipment, improving production efficiency, extending equipment life, helping to prevent corrosion and wear of the blending tank, extending the service life of the blending device, and reducing the cost of maintenance and replacement of the device.

The application discloses a mixing hopper which is arranged on the wall of a flame tube, and comprises an inner cone part, an outer ring part arranged outside the inner cone part, and a hopper cap used for connecting the wall of the flame tube. The inner cone part and the hopper cap enclose a mixing cavity used for mixing high-temperature gas and cooling gas flow. The inner cone part and the outer ring part enclose a cooling gap used for the flow of the cooling gas flow. Cooling holes are arranged on the inner cone part and are respectively communicated with the mixing cavity and the cooling gap, and are used for introducing the cooling gas flow into the cooling gap to impact cool the outer ring part and form a cooling gas film on the inner cone part. The outer ring part actively uses a small amount of cooling gas flow in cooperation with the cooling holes to effectively reduce the wall temperature of the mixing hopper and prevent the mixing hopper from ablation. Meanwhile, the outer ring part can also shield part of the wall of the inner cone part to prevent the inner cone part from ablation as much as possible, and the cooling effect is good, the service life of the mixing hopper is prolonged, and the mixing hopper can be used in the flame tube for a long time. In addition, the application further discloses a combustion chamber. In addition, the application further discloses an aero-engine.

The invention relates to the technical field of gas turbines, and provides an array micropipe premixing staged hydrogen fuel combustion chamber which comprises micropipes, a first feeding pipe, a second feeding pipe, a premixing cavity outer casing and a flame tube outer casing. The outer side face of the flame tube outer casing is sleeved with the premixing cavity outer casing, a gap is reserved between the premixing cavity outer casing and the flame tube outer casing, a premixing cavity is formed in the premixing cavity outer casing, and the multiple micro-tubes are arranged in the premixing cavity side by side and extend into the flame tube outer casing; the micropipe is provided with a first air inlet and an air outlet which are oppositely arranged, a second air inlet is formed in the outer side face of the micropipe, the first feeding pipe is communicated with the first air inlet, and the second feeding pipe and the gap are both communicated with the second air inlet. Combustion is carried out in an array micro-pipe mode, inlets of fuel, oxygen and working media are independent, efficient combustion is achieved through synchronous classification of the oxygen and the fuel, the mixing efficiency of the working media and hydrogen is improved through transverse injection of the working media in the micro-pipes, and then NOx emission of the combustion chamber is effectively reduced.

The invention discloses high molecular weight resin and low molecular weight resin blending equipment and a process thereof, and relates to the field of resin blending equipment.The high molecular weight resin and low molecular weight resin blending equipment comprises an equipment body, a long feeding pipe is installed in the center of the top of the equipment body, a dust removal assembly is installed on the outer wall of the long feeding pipe, and a sieve plate is installed in an inner cavity of the long feeding pipe; a pretreatment barrel is mounted on the left side of the equipment body, crushing rollers are rotationally connected to the two sides of an inner cavity in the top of the pretreatment barrel, a driving assembly is mounted on the outer wall of the pretreatment barrel, a first rotating shaft is rotationally connected into the inner cavity of the equipment body, a mixing roller is mounted on the outer wall of the first rotating shaft, and a scraper assembly is arranged on the left side of the first rotating shaft; an auxiliary scraping plate is rotationally connected into an inner cavity of the scraping plate assembly. According to the blending equipment for the high-molecular-weight resin and the low-molecular-weight resin and the process thereof disclosed by the invention, the equipment can be used for fully pretreating the resin needing to be blended, so that the blending efficiency and quality of the resin can be ensured.

The invention discloses a thin-film capacitor cold-resistant high polymer blending device and method, and belongs to the technical field of blending equipment. A thin-film capacitor cold-resistant high polymer blending device comprises a supporting seat and further comprises an installation frame, a material storage assembly and a material storage assembly, the mixing tank comprises an outer cylinder and an inner cylinder, the inner cylinder is fixedly mounted in the outer cylinder, and the outer cylinder is rotatably mounted on the supporting seat; the lifting feeding assembly is arranged on the mounting frame in a lifting mode, and the input end of the lifting feeding assembly is connected with the output end of the storage assembly; the mixing tank rotates, the rotating axis is perpendicular to the stirring axis of the stirring assembly, and materials are not only stirred by the stirring assembly but also subjected to centrifugal force and shearing force generated by rotation of the mixing tank in the mixing process, so that more sufficient mixing is realized, and the mixing efficiency is improved; and uniform mixing of polypropylene and polyethylene raw materials is ensured.