93results about How to "Promote atomization" patented technology

The invention relates to a spray combustion test device for metal-based gel fuel. The spray combustion test device comprises a combustion unit, a gel supply unit, a premixing gas unit, a fluidizing gas unit, a cooling unit and a data acquisition unit, the combustion unit comprises a furnace body, a spray generator and a combustion observation cover; the combustion observation cover and the furnace body are coaxially arranged in a mutually communicated mode, and the combustion observation cover is located on the upper side of the furnace body. The spray generator is connected with the bottom of the furnace body, and the spray generator and the furnace body coaxially extend into the furnace body; the gas premixing unit is connected with the furnace body; the gel supply unit and the fluidizing gas unit are respectively connected with the spray generator; the cooling unit is respectively connected with the spray generator and the data acquisition unit; and the data acquisition unit is connected with the combustion observation cover. Good atomization of gel can be achieved, flame morphology, smoke, spectrums and condensed phase particles are directly obtained, and high-temperature fuel gas heat tracing flow created by the device is closer to a high-temperature heat environment in an actual engine combustion chamber.

The present invention belongs to the technical field of engine plasma onboard fuel cracking and reforming, and specifically relates to an onboard plasma fuel reforming nozzle and an experimental device, comprising: a nozzle housing, a plasma generator is arranged in the nozzle housing, and the plasma generator is suitable for generating a plasma area in the nozzle housing; a nozzle opening is opened on one end surface of the nozzle housing, and air and fuel are suitable for entering the nozzle housing from the other end surface of the nozzle housing; air and fuel are suitable for mixing and starting atomization in the nozzle housing, and plasma pairs in the plasma area are mixed and start the cracking and reforming of the atomized fuel, and the cracked and reformed fuel is ejected from the nozzle opening; from the perspective of onboard cracking and reforming fuel, the atomization and mixing quality are enhanced by changing the physical and chemical properties of the fuel itself. Comprehensively considering the problems of cracking reaction quenching and freezing control, electrode cooling and preventing coking, a fuel multi-channel and gas multi-channel mixing method is designed.

The invention provides an engine particulate matter emission optimizing device and method, a vehicle and a storage medium, and belongs to the technical field of vehicle energy conservation and emission reduction. The engine particulate matter emission optimizing device comprises an air storage tank, an electromagnetic valve, an engine, a particulate trap, a whole vehicle controller and an engine controller; the air supply end of the air storage tank is connected to an engine air inlet pipe through an electromagnetic valve. An engine exhaust pipe is connected to the particulate filter; the operation information of the engine air inlet pipe, the engine exhaust pipe and the particle trap is obtained in real time, the combustion efficiency is analyzed in combination with the preset algorithm, the electromagnetic valve is controlled to be switched on and off, high-pressure gas is added, the pressure and temperature of mixed gas in the engine are effectively increased, atomization and mixing of diesel oil are promoted, and the combustion efficiency is improved. When the compression stroke of the engine reaches the upper pole, diesel oil is combusted more fully, the corresponding carbon loading amount is reduced, the service life of the DPF is prolonged, meanwhile, the combustion efficiency is improved, and the fuel economy and the engine dynamic property are improved.

A built-in parallel type solid fuel-liquid oxidizing agent mixing engine comprises an oxidizing agent conveying-jetting integrated device, a front sealing head, a solid fuel with a shell, a spraying pipe and an ignition device. One surface of the front sealing head is connected with the oxidant conveying-jetting integrated device through screws, and the other surface of the front sealing head is connected with the solid fuel with the shell; one surface of the front sealing head is connected with the oxidant conveying-jetting integrated device through screws, and the other surface of the front sealing head is connected with the solid fuel with the shell; the front sealing head is provided with a first sealing groove; the first sealing groove is provided with a first sealing ring; the combustion chamber shell is provided with a second sealing groove; and the second sealing groove is provided with a second sealing ring. The system structure is simplified, and the weight of the engine is reduced; and meanwhile, powerful conditions are provided for efficient and uniform combustion of fuel-rich gas and an oxidizing agent, and therefore the energy release efficiency of the engine is improved.

The invention provides a dual-fuel ring vortex combustor which comprises an annular structure formed by splicing a plurality of combustors, each combustor comprises a hydrogen pipeline, a gas collection tank and a U-shaped flame tube, at least one hydrogen hole, at least one kerosene nozzle and at least one air hole are formed in each U-shaped flame tube, the hydrogen holes are covered with the gas collection tanks, and the kerosene nozzles are arranged on the gas collection tanks. The hydrogen pipeline is communicated with the hydrogen hole through the gas collection tank. According to the dual-fuel ring vortex combustor, the ignition performance can be improved, combustion at the ignition nozzle can be enhanced, atomization of kerosene is further promoted, and the combustion efficiency and stable flame flowing can be improved; kerosene can be in full contact with hydrogen gas, so that more uniform mixing of double fuels is realized; and the guide plate is cooled, so that the ablation resistance of the high-temperature alloy of the guide plate is improved, and the service life of the high-temperature alloy of the guide plate is prolonged.

The invention discloses a device for improving the cold start efficiency of a methanol engine, which comprises an engine, the engine is provided with an air inlet channel, an air cylinder and an air exhaust channel, the air exhaust channel comprises a heating section parallel to and adjacent to the air inlet channel, the heating section and the air inlet channel are separated from each other by a heating wall, the heating section is provided with a heating coil, and the heating coil is connected with the air cylinder. A spray head of an oil sprayer is arranged in the air inlet channel, and the spray head sprays towards the heating wall. The invention further provides a control method for improving the cold start efficiency of the methanol engine. The control method is achieved through the device for improving the cold start efficiency of the methanol engine. By the adoption of the technical scheme, when the nozzle sprays towards the heating wall, fuel can make contact with the heating wall immediately after being jetted, the heating wall provides heat through the heating coil or waste gas, the jetted fuel is rapidly atomized, the mixing effect of the fuel and air is improved, more uniform combustion is facilitated, and therefore the starting efficiency of an engine is improved.

The utility model discloses an epitaxial growth ring bearing jig. The epitaxial growth ring bearing jig comprises a growth disc and a growth ring, the growth disc comprises a base and a step part protruding out of the upper surface of the base. The growth ring is arranged on the periphery of the growth disc in a surrounding mode and comprises an upper sealing part and a lower sealing part which are connected with each other. The upper sealing part covers one part of the upper surface of the step part in parallel, and the upper sealing part and one part of the upper surface of the step part are arranged at intervals to form a containing groove, so that the substrate in the containing groove and the upper sealing part are arranged hermetically. One end of the lower sealing part is connected with one end, close to the edge of the growth disc, of the upper sealing part, the other end of the lower sealing part extends to the bottom of the peripheral surface of the base towards the base, and the lower sealing part is close to the peripheral surface of the growth disc, so that the lower sealing part is sealed with the peripheral surface of the growth disc. According to the epitaxial growth ring bearing jig provided by the utility model, the substrate atomization phenomenon is improved, the working procedures are reduced, the input cost is reduced, the yield of the epitaxial layer of the substrate is improved, and the shipment efficiency is improved.

The invention provides a device for controlling and collecting flying dust during cutting of plates on a construction site. The device comprises a three-way tank body, a hedging mechanism and an atomizing mechanism, a transverse air inlet is formed in the three-way tank body; the hedging mechanism comprises a partition plate, an air flow pipe and a hedging jet head, and the partition plate is fixedly arranged at the air inlet; when flying dust airflow enters from the air inlet, the flying dust airflow can enter the upper side air opening structure and the lower side air opening structure, the flying dust airflow entering the lower side air opening structure can be transmitted to the hedging jet head through the airflow pipe, and the airflow exhausted by the hedging jet head collides with the flying dust airflow flowing into the upper side air opening structure. And then the upper spraying head and the lower spraying head conduct spraying again to adsorb the flying dust airflow, due to the fact that the flowing speed of the flying dust airflow is slowed down, the atomization particles can better adsorb flying dust particles in the flying dust airflow, the atomization effect is improved, and the purpose of improving the flying dust treatment effect is achieved.

The present invention belongs to the technical field of after-treatment of exhaust gas of internal combustion engines, and discloses a porous urea solution injection valve, including a liquid inlet pipe, a central magnet, a guide pipe, a needle valve steel ball assembly, an electromagnetic coil, a valve seat and a spray hole plate, wherein the valve seat is sealed and fixed to one end of the guide pipe away from the central magnet, the valve seat is provided with a liquid outlet hole and a circular groove, the liquid outlet hole is connected to a liquid accumulation cavity, the needle valve steel ball assembly can abut against the valve seat to block the liquid outlet hole, the circular groove is connected to the liquid outlet hole, the spray hole plate is arranged at one end of the valve seat away from the needle valve steel ball assembly, and the spray hole plate and the circular groove form an acceleration cavity, the spray hole plate is provided with a plurality of spray holes, and the spray holes are connected to the circular groove. When the urea solution is sprayed out of the spray hole, a lateral velocity is formed under the action of the acceleration cavity, and a certain lateral velocity increases the interaction between the liquid beam and the air, accelerates the tearing of the liquid beam, reduces the atomized particle size, optimizes the spray distribution, improves the spray uniformity, and avoids the occurrence of urea crystallization.

The utility model discloses a powder spraying device capable of uniformly spraying powder, which comprises a bearing plate, a supporting box body is fixedly arranged above the bearing plate through a bolt fastener, a control box body is stably and fixedly arranged at the top of the supporting box body, an oil-water separator is arranged on one side of the supporting box body, and a water outlet is formed in the other side of the supporting box body. A main air inlet seat is specially arranged on the rear side of the control box body, an air inlet pipe is connected to the upper portion of the main air inlet seat, a vulcanizing powder barrel device is further placed on the upper portion of the bearing plate, a powder suction rod stretches into the vulcanizing powder barrel device to suck powder, the powder is conveyed to a spray gun through a wheel cylinder body and a powder conveying pipe, it is guaranteed that the powder is conveyed stably and continuously, and a foundation is laid for uniform powder spraying. The fluidizer enables powder to uniformly enter a gun and avoid caking, the adjusting static knob on the box body is controlled to accurately adjust static parameters, the powder is uniformly attached to a workpiece, the atomization adjusting valve accurately adjusts atomization parameters, the powder is atomized well and diffused uniformly, uniform distribution in the whole powder spraying process is achieved, and the powder spraying quality is improved.

The invention provides an atomization device, an atomization method and application, and belongs to the technical field of atomization. The device comprises an acoustic vortex generation system used for generating a vortex ultrasonic field; and the liquid supply system is used for conveying an atomizing medium into the vortex ultrasonic field. The vortex ultrasonic field is generated through the sound vortex generation system, the vortex ultrasonic field has the ultrasonic standing wave field atomization capacity and the centrifugal atomization capacity at the same time to atomize the atomization medium, and the ultrasonic vortex atomization device has wide application prospects in the fields of common liquid atomization, metal powder preparation and the like.

The utility model discloses an atomization humidifier convenient to install for oyster mushroom cultivation, which relates to the technical field of oyster mushroom cultivation and comprises two groups of fixed rods, movable rods are arranged at the upper ends of the two groups of fixed rods, connecting blocks are arranged at the upper ends of the two groups of movable rods, and a top cross rod is arranged between the side walls of the two groups of connecting blocks. A plurality of groups of mounting rings are arranged at the front end of the top cross rod, a flow dividing pipe is arranged in the middle of the mounting rings, a plurality of groups of atomizing nozzles are arranged on the outer wall of the front end of the flow dividing pipe, a connecting hose is arranged at one end of the flow dividing pipe, a water storage barrel is arranged at the lower end of the connecting hose, and a mounting pipe is arranged in the water storage barrel; a water pump is arranged at the lower end of the mounting pipe. According to the atomization humidifier convenient to install for oyster mushroom cultivation, the position of the atomization spray head can be adjusted, the distance between the atomization spray head and the oyster mushroom cultivation frame can be adjusted according to requirements, and atomization is more sufficient and even.

The present invention belongs to the technical field of spraying devices, and provides a plant protection spraying device. The present invention preliminarily mixes liquid medicine through a mixing pipe, and then uses a mixing component to further mix the liquid medicine. The mixed liquid medicine is thrown out from the bottom of the mixing component into an outer cover shell, so as to accelerate the flow of the liquid medicine and effectively improve the uniformity of liquid medicine mixing. The mixed liquid medicine is finally sprayed out through an improved fan-shaped nozzle. The three-level stepped structure of the inner cavity of the fan-shaped nozzle can make the internal flow field more stable. The droplet pipeline structure has hydrophobic properties, which can reduce the adsorption of liquid medicine on the inner cavity surface, reduce the waste of liquid medicine, and make the sprayed liquid medicine ratio more accurate. A plurality of fish-scale pits can affect the local flow of liquid medicine on a microscopic scale, so that it has a tendency to change from turbulent flow to laminar flow, reduce turbulent kinetic energy, reduce the kinetic energy loss of liquid medicine, increase the speed of liquid medicine spraying at the nozzle, make the liquid medicine atomized finer, and improve the efficiency and effect of plant protection operations.

A calculation method and storage medium for an atomizer core and a liquid guide hole. The atomizer core includes: a liquid storage bin, a liquid guide medium, and an atomizer assembly. The liquid storage bin is used to store atomized liquid. The liquid guide hole is provided on the bin wall of the liquid storage bin. The atomized liquid in the liquid storage bin penetrates into the liquid guide medium through the liquid guide hole. The liquid guide medium is used to adsorb the atomized liquid. The atomizer assembly is used to atomize the atomized liquid adsorbed by the liquid guide medium. The proportion of the liquid guide hole relative to the adsorption surface of the liquid guide medium is greater than or equal to the first proportion, and less than or equal to the second proportion. By setting the size of the liquid guide hole within a reasonable range, it is ensured that there is no leakage when standing still, and the atomization effect is good when working.

The utility model discloses a gasoline engine capable of being efficiently started in an ultralow-temperature environment. The gasoline engine comprises a gasoline engine body, an air inlet chamber arranged at the top end of the gasoline engine body, an air inlet pipeline connected to one side of the gasoline engine body and an air inlet pipe base arranged at the top end of the air inlet pipeline and communicated with the air inlet chamber. A preheating ring sleeve is mounted on the surface of the air inlet pipe seat in a sleeving manner, an annular inner groove is formed in the inner wall of the preheating ring sleeve, and an electric heating ring is mounted on the inner side of the annular inner groove; a heat conduction structure corresponding to the electric heating ring is arranged on the air inlet pipe seat; a gasoline engine in the prior art is improved and optimized, the preheating electric heating ring is designed and integrated on the air inlet pipe seat of the gasoline engine, and the preheating electric heating ring is ingeniously matched with a heat conduction structure in the pipe seat, so that the purpose of preheating air passing through the air inlet pipe seat is achieved, the temperature of the air entering an air cylinder is effectively increased, and the service life of the air cylinder is prolonged. The starting performance and efficiency of the gasoline engine in the ultralow-temperature environment can be remarkably improved, fuel oil atomization is effectively promoted, and the ignition success rate is increased.

This invention relates to a nebulized inhalation device, specifically to the field of nebulized inhalation device technology. The device includes a housing with a servo motor fixedly mounted thereon. The housing also includes a stirring assembly for agitating a medicinal solution. The stirring assembly includes a rotating shaft fixedly connected to the output shaft of the servo motor. A connecting cylinder is fixedly mounted on the rotating shaft, and a rotating ring is sleeved on the connecting cylinder. Stirring blades are circumferentially and uniformly fixed to both sides of the rotating ring, near and away from the servo motor. The rotation of the stirring blades agitates the medication within the housing, preventing sedimentation, maintaining efficacy, and allowing for thorough mixing of different medications, thus improving medication utilization efficiency. Furthermore, the rotation of the stirring blades enhances the impact of the airflow on the medication, improving atomization and reducing medication residue.

The utility model discloses a double-fluid water mist spray head which comprises a spray head body, one end of the spray head body is connected with a communicating bin, one end of the communicating bin is connected with an airflow pipe, one side of the communicating bin is connected with a liquid flow pipe, and one end of the airflow pipe and one end of the liquid flow pipe are provided with a speed adjusting device. The speed adjusting device comprises a rotating sleeve, a sliding groove, a sliding block, a sliding plate, a linkage sleeve, a moving rod, a moving sleeve, a matching sleeve and a thrust bearing, the sliding groove is obliquely formed in the liquid flow pipe and the air flow pipe, the sliding block is connected to one side of the sliding plate, the thrust bearing is connected with the linkage sleeve and the matching sleeve, the moving rod is sleeved with the moving sleeve, and the sliding rod is sleeved with the matching sleeve. The outer wall of the matching sleeve is connected with the inner wall of the liquid flow pipe and the inner wall of the air flow pipe through threads, a locking mechanism is arranged on the outer side of the liquid flow pipe and the outer side of the air flow pipe, and the locking mechanism comprises a locking sleeve, a control panel, a control groove, a control hole, a shifting rod, a shifting plate, a locking spring, a locking block and a stop block. The flow velocity adjusting mechanism has flow velocity adjusting flexibility and adjusting mechanism stability.

The present invention relates to a coating composition which is an anticorrosive paint for ship structures and can be coated by a regular airless painting machine, and is solvent-free or contains a low solvent content. The coating composition according to an embodiment of the present invention may exhibit excellent pot life, atomization and drying time, and is eco-friendly due to having a high solid content and thus lower VOC emissions.

The CVD equipment comprises a deposition chamber and further comprises a sulfur melting pool, an atomization device and a conveying device, the atomization device is connected with the deposition chamber and comprises a spraying part, the spraying part is provided with a first inner cavity, a second inner cavity and a crushing part which are isolated from one another, and the first inner cavity and the second inner cavity communicate with the crushing part; the sulfur melting tank is communicated with the first inner cavity through a conveying device and a third pipeline, the second inner cavity is communicated with the first pipeline, and the crushing part is communicated with the deposition chamber. The method has the beneficial effects that the quality of zinc sulfide products can be improved, and zinc sulfide is safely and efficiently prepared.

The utility model discloses a heating piece embedded glass atomizing core, is equipped with a plurality of oil guiding holes that are penetrated from top to bottom in the oil guiding area, a plurality of micro pits are interconnected, the top wall of heating layer installation groove is equipped with the micro groove that is connected with the oil guiding hole and micro pit, the heating atomizing piece is fixed in the heating layer installation groove, a plurality of atomizing holes are arranged in the oil guiding area of the heating atomizing piece, the micro pit, the micro groove and the heating atomizing piece form the oil storage gap, the leakage prevention piece is fixed on the top of the oil guiding base plate, a plurality of leakage prevention holes are arranged in the oil guiding area of the leakage prevention piece, the diameter of the leakage prevention hole is smaller than the diameter of the oil guiding hole, and the diameter of the leakage prevention hole is 0.01-0.05 mm. The utility model discloses the micro pit, the micro groove and the heating atomizing piece form the oil storage gap, when the atomizing agent seeps from the oil guiding hole, in addition to seeping into the atomizing hole, it also seeps into the oil storage gap, so that the heated atomizing agent is increased, thereby increasing the atomizing amount, and the reduction effect is more sufficient, and the atomizing effect is better.

The application discloses an ultrasonic atomizer and a power control method of ultrasonic atomization. The ultrasonic atomizer comprises a liquid storage cavity, an ultrasonic atomizing piece, a control circuit and a power supply. The liquid storage cavity is used for storing a liquid matrix. The ultrasonic atomizing piece is used for generating oscillation to atomize the liquid matrix. The control circuit is configured to: in the working process of the ultrasonic atomizing piece, acquire a current flowing through the ultrasonic atomizing piece, and determine a target working voltage of the ultrasonic atomizing piece according to the current flowing through the ultrasonic atomizing piece and a target working power; and adjust a voltage provided by the power supply to provide the target working voltage for the ultrasonic atomizing piece. In this way, the corresponding working voltage can be continuously matched for the ultrasonic atomizing piece based on the target working power, so that the ultrasonic atomizing piece has better atomization effect and higher working efficiency.

The utility model relates to a compact electronic injection throttle valve body which is characterized in that the compact electronic injection throttle valve body comprises a body with a lower air inlet and an upper air outlet, the lower air inlet and the upper air outlet are communicated to form a cylindrical channel, an oil injection pipeline is arranged on the side portion of the body, and the axis of the oil injection pipeline and the axis of the cylindrical channel intersect outside the body. An outlet of the oil injection pipeline is formed in the position, close to the upper air outlet, of the wall face of the cylindrical channel, an inlet of the oil injection pipeline is sequentially connected with an oil inlet control valve and an oil inlet pipeline which are coaxial with the oil injection pipeline, the first end of the oil inlet control valve abuts against the inlet of the oil injection pipeline, and the second end of the oil inlet control valve abuts against the outlet of the oil inlet pipeline. Lugs perpendicular to the axis of the oil inlet pipeline are arranged on the two sides of the oil inlet pipeline. The compact electronic injection throttle valve body is reasonable in design, and mixed injection of oil and gas is facilitated.

The invention discloses a double-fluid swirl injection temperature reduction device which comprises a receiving chamber, a contraction section, a mixing section and an expansion section, a high-pressure liquid inlet upper header is arranged at the upper end of the receiving chamber, a high-temperature gas inlet is formed in the side face of the receiving chamber, and a cage-shaped heat exchange tube is arranged in the receiving chamber; the upper end of the cage-shaped heat exchange tube is connected with a high-pressure liquid inlet upper header, the lower end of the cage-shaped heat exchange tube is connected with the upper end of a heat exchange tube lower header, and the lower end of the heat exchange tube lower header is connected with a nozzle; a rotational flow piece is arranged in the heat exchange tube lower collecting tube; high-pressure and low-temperature liquid enters the cage-shaped heat exchange tube, high-temperature and low-pressure gas transversely washes the cage-shaped heat exchange tube for primary heat exchange, and the high-pressure and low-temperature liquid is converted into high-pressure two-phase flow in the heat exchange process; the high-pressure two-phase flow and the high-temperature low-pressure gas are subjected to second-stage heat exchange through the rotational flow piece, and then the high-temperature low-pressure gas is sprayed out after being boosted through the nozzle. The pressure energy of a high-pressure medium can be fully utilized, sufficient heat exchange is achieved, a low-pressure medium is boosted, sufficient mixing of the medium is guaranteed, and the functions of temperature reduction mixing and boosting are integrated.

The invention discloses a coal water slurry nozzle capable of synchronously increasing coal slurry pressure difference and central oxygen flow, which comprises a central oxygen nozzle, a coal water slurry nozzle and an outer epoxy nozzle which are nested layer by layer from the axis side to the outer side of a shaft, the central oxygen spraying channel located in the central oxygen nozzle can be communicated with the coal water slurry annular space located between the central oxygen nozzle and the coal water slurry nozzle through the through hole, and the coal slurry pressure difference and the central oxygen flow can be synchronously increased.

The invention discloses a spray dust suppression device for mining, comprising a base, a vertical plate disposed on one side of the base, a servo motor disposed on the top of the vertical plate, a top plate disposed on the top of the side of the vertical plate, a supercharger disposed on the upper surface of the top plate, a cavity disposed inside the top plate, and a water guide disposed on the top of the cavity. In the spray dust suppression device of the invention, the drain pipe gradually becomes perpendicular to the top plate when the movable plate moves downward, and the drain pipe is located directly below the nozzle. After the nozzle atomizes the water, the atomized gas is discharged from the water outlet under the action of pressure, and the coal dust is subjected to dust suppression treatment, thereby avoiding the blockage of the nozzle after use, and protecting the nozzle. After dust suppression, the dust falls on the belt below. After the dust suppression is completed, the belt is scraped off by a scraper, which is convenient for recycling the dust-suppressed material, avoiding the increase of environmental humidity, and ensuring the comfort of the workers.

The present invention discloses a uniform heating atomization control method with pulse electrode alternating switching, which comprises: in the process of smoking a heating non-combustion device, counting the number of puffs to obtain the puff number information; generating a pulse enable signal according to the puff number information; generating a high-voltage electrical signal according to the pulse enable signal; switching between multiple negative electrodes of a pulse output electrode according to the puff number information and the pulse enable signal, so that the positive electrode of the pulse output electrode is connected to the gated negative electrode, and the high-voltage electrical signal generates a high-voltage arc in the air between the positive electrode of the pulse output electrode and the gated negative electrode, thereby realizing pulse atomization. The uniform heating atomization control method with pulse electrode alternating switching of the present invention adopts an electrode switch rotating pulse ignition mode to realize uniform heating atomization of a heating device, can heat tobacco slices in different directions, and has the advantages of rapid heating, uniform atomization, and high heating efficiency, and can also improve the consistency of atomization of the slices and ensure the smoking taste.

The utility model discloses an induction aromatherapy night lamp which is characterized in that an induction aromatherapy night lamp body comprises a base and a bionic shell, and an essence machine and a control unit are arranged in the induction aromatherapy night lamp body; an LED lamp is arranged in the bionic shell, an infrared sensor is arranged on the biological eye portion of the bionic shell, the essence machine is connected with the essence volatilization pipe through a top guide pipe, and the infrared sensor, the LED lamp, the essence machine and the control unit are electrically connected and controlled by the control unit. When the human body passes through the sensing range of the infrared sensor, on the other hand, the control unit starts the essence machine to heat, and essence in the machine is heated and is emitted through the essence volatilization pipe, so that fragrance waste is prevented, and the aromatherapy experience of a user is improved; and on the other hand, the control unit starts the LED lamp to be turned on, the visual effect of the product is improved, and the function of a night lamp can be achieved.

The invention discloses a high-combustion-efficiency pintle injector with mutual strike and a design method of the pintle injector. The pintle injector comprises a hemispherical injection panel, mutual strike pintle injection units, a fuel inlet connector and an oxidizing agent inlet connector. Wherein the mutual-striking pintle injection units are distributed on the hemispherical inner wall face of the hemispherical injection panel according to a central symmetry array, and a fuel liquid accumulation cavity, a fuel tangential hole, a fuel channel, an oxidizing agent tangential hole and an oxidizing agent axial channel are designed in each mutual-striking pintle injection unit. The design of the pintle injector with high combustion efficiency is realized by utilizing the structural characteristics of the pintle injector and combining the high combustion efficiency of the mutual impact injector. By reasonably arranging the mutual-striking pintle injection units and arranging the mutual-striking inclined small holes in the pintle head, the propellant atomization effect can be improved when the injector works, the combustion efficiency of the injector is improved, and the temperature reliability of the pintle head in the startup and shutdown process is guaranteed.

The application discloses an engine combustion control method, and relates to the technical field of engine control, which comprises the following steps: obtaining a current intercooled mixture temperature at an outlet of an intercooler; when the current intercooled mixture temperature is less than a preset temperature threshold, controlling engine coolant to flow into the intercooler through a heating passage to heat the mixture in the intercooler by using the engine coolant; determining a target ignition angle corresponding to the current intercooled mixture temperature from a preset mapping relationship between the intercooled mixture temperature and the ignition angle based on the current intercooled mixture temperature; and controlling an ignition device to perform an ignition action based on the target ignition angle. The application actively heats the low-temperature mixture by using the engine coolant and synchronously corrects the ignition angle, thereby improving the mixture atomization quality and the combustion rate under a low-temperature working condition, improving the combustion stability, and improving the thermal efficiency of the engine.

The present invention relates to an electronic atomization device and an atomizer thereof; the atomizer comprises a base and an atomization assembly arranged opposite to the base; the atomizer further comprises at least one first conductive member and at least one second conductive member; the at least one first conductive member is longitudinally shaped and is arranged on one of the base and the atomization assembly; the at least one second conductive member is arranged on the other of the base and the atomization assembly; the at least one first conductive member extends toward the other of the base and the atomization assembly and abuts against the at least one second conductive member to form a conductive connection. The atomizer can be suitable for automated installation. During installation, the base and the atomization assembly are arranged opposite to each other, and only the at least one first conductive member needs to be abutted against the second conductive member. This can simplify the installation process, improve installation efficiency, and save labor costs during installation.