22results about How to "Improve ignition efficiency" patented technology

The utility model relates to the field of combustors, and discloses a plasma combustor which comprises a combustion box, a partition plate is fixedly arranged in the combustion box, and an anode piece is fixedly installed on the partition plate. A supporting plate is arranged in the combustion box in a sliding mode, and a cathode piece is detachably installed on the supporting plate through a fastening piece. A first screw rod is rotationally arranged in the combustion box; one end of the first screw rod is rotationally connected with the partition plate, and the other end is rotationally connected with a box body of the combustion box; the first lead screw penetrates through the supporting plate and is in threaded connection with the supporting plate. A limiting piece is arranged in the combustion box, and the supporting plate is in limiting sliding fit with the limiting piece; and the cathode piece and the anode piece are spliced and matched. The first lead screw pushes the supporting plate to be close to or far away from the partition plate, and the supporting plate drives the cathode piece to be matched with the anode piece on the partition plate in an inserted mode, so that after a cathode head on the cathode piece is separated from an anode head on the anode piece, the stability of the cathode head is kept, and then the stability that the cathode head is pulled out of an electric arc from the anode head is kept; the ignition efficiency is improved while the ignition success rate is increased.

The utility model relates to the technical field of lighters, in particular to a lighter grinding wheel which comprises a wheel body and is characterized in that an installation hole is formed in the wheel body, the installation hole penetrates through the wheel body, the wheel body is installed on a lighter through the installation hole, tooth-shaped protrusions are arranged on the surface of the wheel body, and the tooth-shaped protrusions are arranged on the wheel body. The tooth-shaped protrusions are arranged in the circumferential direction of the wheel body. After the wheel body rotates, the tooth-shaped protrusions can make contact with the flint, in the contact process, the tooth-shaped protrusions can rub with the flint to generate sparks, so that ignition of the lighter is achieved, in the ignition process, the tooth-shaped protrusions replace the wheel body to make contact with the flint, the contact area is reduced, and therefore the situation that the wheel body is damaged in the rotating process is reduced; the service life of the grinding wheel of the lighter is prolonged, sparks can be generated more stably when the tooth-shaped protrusions are used for ignition, and therefore the ignition efficiency is further improved.

The invention relates to a volume bomb model for analyzing the ignition process of low-activity fuel, and the model comprises a volume bomb which is a cylinder or a semi-cylinder and is internally provided with a spraying hole assembly, and the axis of the spraying hole assembly is perpendicular to the axis of the volume bomb; the spraying hole assembly comprises an ignition spraying hole and at least one fuel spraying hole, the ignition spraying hole is formed in the eccentric position of the containing bomb, the fuel spraying hole is formed in the axis position of the containing bomb, and the spraying range of the ignition spraying hole at least partially coincides with the spraying range of the adjacent fuel spraying hole. According to the volume bomb model, the multiple fuel spraying holes are formed in the axis position of the volume bomb, the ignition spraying holes are formed in the eccentric position, and the axes of the ignition spraying holes intersect with the axes of the adjacent fuel spraying holes, so that first fuel beams sprayed out of the adjacent fuel spraying holes are directly ignited by the ignition fuel beams sprayed out of the ignition spraying holes; meanwhile, the second fuel beams sprayed out of the other fuel spraying holes are indirectly ignited, and direct ignition and indirect ignition can be studied at the same time; and the combustion problem of premixed dual fuels can be solved.

The application discloses a kind of control method, system, electronic equipment and computer storage medium of ignition device, the control method includes: in response to ignition start, the output voltage of the ignition device is detected;According to the output voltage, the ignition parameter of the ignition device is adjusted.The control method of ignition device provided by the present application, by detecting the output voltage of the ignition device after ignition start, the ignition parameter of the ignition device is adjusted according to the output voltage, the ignition parameter of the ignition device can be automatically adjusted, so that the ignition parameter is adapted to the use environment, the ignition success rate of the ignition device is improved, the ignition efficiency is improved simultaneously, and the risk of injury caused by ignition accident is reduced.

The present invention discloses a combustion system and a vehicle. The combustion system comprises: a cylinder head and a cylinder, a piston, an intake valve and an exhaust valve, and a spark plug. The piston is movably arranged in the cylinder, and a combustion chamber is defined between the piston, the cylinder head, and the cylinder. The intake valve is arranged in the cylinder head through an intake valve guide and is used to open and close the intake passage. The exhaust valve is arranged in the cylinder head through an exhaust valve guide and is used to open and close the exhaust passage. The spark plug is arranged in the cylinder head and extends into the combustion chamber, and is suitable for igniting the fuel mixture in the combustion chamber. gas combination; wherein, the cylinder head has an intake squeeze surface on one side adjacent to the intake valve, and an exhaust squeeze surface on the other side adjacent to the exhaust valve, the angle between the center line of the intake valve and the center line of the cylinder is b1, the angle between the center line of the exhaust valve and the center line of the cylinder is b2, the angle between the intake squeeze surface and the bottom surface of the cylinder head is a1, the angle between the exhaust squeeze surface and the bottom surface of the cylinder head is a2, and 0.5b1≤a1≤b1, 0.5b2≤a2≤b2, so as to improve ignition efficiency and combustion efficiency.

The invention discloses an ammonia oxidation furnace safety ignition device which comprises a sparking plug, a steel pipe is sleeved outside the sparking plug, a small hydrogen pipe is arranged on the steel pipe along the length direction of the steel pipe, a first protective cap is fixedly sleeved on the steel pipe, and a second protective cap is rotatably sleeved outside the first protective cap. A first window and a second window are formed in the first protective cap and the second protective cap respectively, the range of the second window is smaller than that of the first window, a driven gear ring is fixed to the outer side of the second protective cap, a half gear ring is fixed to the small hydrogen pipe and meshed with the driven gear ring, and a driving gear is arranged on the driven gear ring in a meshed transmission mode. A gas outlet of the small hydrogen pipe is located at an electrode of the spark plug, and after successful ignition, the driving gear drives the second protective cap to rotate clockwise and the small hydrogen pipe to rotate anticlockwise until a closed space is formed between the first protective cap and the metal flange and between the second protective cap and the metal flange. The problem that in the prior art, ignition performance is reduced due to the fact that carbon deposition of a spark plug cannot be treated in time is solved.

The utility model discloses a smoldering detection device for cigarettes. The smoldering detection device comprises a base; the smoldering frame is vertically fixed on the base, a plurality of cigarette fixing mechanisms are arranged on the smoldering frame, and the cigarette fixing mechanisms are used for clamping and fixing cigarettes and enabling the axes of the cigarettes to form preset included angles with the horizontal plane; the electric ignition mechanism is arranged in front of the smoldering frame, can reciprocate in the horizontal direction and is used for igniting the cigarettes on the smoldering frame; the photoelectric detection mechanism is arranged between the smoldering frame and the ignition mechanism and located on one side of the smoldering frame, and the photoelectric detection mechanism can reciprocate in the vertical direction so as to be used for detecting whether the smoldering length of the cigarette meets the requirement or not. According to the smoldering detection device, the smoldering detection efficiency and accuracy of the cigarette can be improved.

This utility model discloses a liquid fuel combustion device with multiple oil channels and multiple ignition points. The combustion body consists of a base, a vaporization combustion cylinder, a cyclone air inlet cylinder, and an impeller air inlet channel. The base is provided with two or more oil inlets, which are evenly distributed along the circumference of the primary vaporization combustion chamber and are arranged along the tangent of the primary vaporization combustion chamber. Each oil inlet is provided with an ignition plug and an atomizing combustion net. Compared with the prior art, this embodiment can meet the needs of combustion devices with high fuel values ​​through the dual oil channel design, and does not require the use of an oil pump for pressurization. This effectively avoids the problem of poor atomization and dispersion due to excessively fast injection speed. Moreover, compared with a single oil inlet, the liquid fuel can be more evenly distributed on the annular combustion net, and can be better dispersed for combustion under the action of the cyclone. The ignition and heating process is also faster than with a single oil inlet.

The invention relates to the technical field of automobile parts, and provides an automobile ignition coil which comprises a high-voltage generating device and a carbon deposition cleaning mechanism. The high-voltage generation device comprises a voltage transformation mechanism and a high-voltage conduction mechanism, the high-voltage conduction mechanism is electrically connected with the voltage transformation mechanism, the high-voltage conduction mechanism comprises a first mounting part and a second mounting part which are insulated from each other, and the first mounting part is used for mounting the spark generation device; the carbon deposition cleaning mechanism is located below the high-voltage conduction mechanism, and the carbon deposition cleaning mechanism is electrically connected to the second mounting part; and the deposited carbon cleaning mechanism extends to an ignition position of the spark generating device. According to the automobile ignition coil, carbon deposition on a spark generating device can be effectively removed, the duration time of the ignition coil in a high-load state is shortened, so that insulating materials and electronic elements in the ignition coil are prevented from being damaged, the service life of the ignition coil is prolonged, and the stability of the ignition coil is improved.

The invention discloses an asymmetric runner integrated exhaust manifold of an automobile exhaust system and a cold start ignition control method, and relates to the technical field of automobile exhaust systems. The exhaust manifold and an engine cylinder cover are integrated, and the exhaust manifold comprises a manifold body, an asymmetric branch flow channel set, an integrated thermal coupling structure, a waste gas confluence cavity, a temperature collecting module and a sealing structure. The asymmetric branch runner group is adaptive to the exhaust characteristics of each cylinder, so that airflow interference and heat loss are reduced; the integrated thermal coupling structure conducts heat with cylinder cover waste heat through water jacket flow adjustment, and the waste gas temperature is increased; and the temperature acquisition module acquires temperature data in real time and transmits the temperature data to the ECU to realize closed-loop control. According to the cold start ignition control method, rapid ignition of the aftertreatment device is achieved through working condition recognition, temperature feedback, thermal coupling flow adjustment and air-fuel ratio and ignition advance angle cooperative adjustment. The problems that in the prior art, cold start ignition is delayed, emission exceeds the standard, and fuel economy is poor are solved, ignition time is shortened by 18-25 seconds, cold start emission is greatly reduced, and the method adapts to national sixth B and above emission laws and regulations and has good mass production feasibility and application value.

The utility model discloses a moxibustion ignition auxiliary device, and relates to the technical field of medical instruments. The moxibustion ignition auxiliary device comprises a box body, an alcohol lamp and a lifting device, a containing frame used for containing a plurality of moxa sticks is arranged at the top of the box body, an opening is formed in the side face of the lower portion of the box body, and a drawer capable of being pulled out of the box body is arranged on the opening; the lifting device is arranged on the upper surface in the drawer, and the alcohol lamp is placed at the top end of the lifting device. According to the moxibustion ignition auxiliary device, the flame of the alcohol lamp and the moxa stick combustion position can be adjusted at will, and the moxa stick ignition efficiency is improved.

The utility model discloses a cutting ignition device for thunder-fire moxibustion, which belongs to the technical field of medical auxiliary supplies, can effectively assist medical staff in quickly cutting a thunder-fire moxibustion moxa stick finished product into small moxa stick sections with the same length, can efficiently ignite the small moxa stick sections at the same time, and has the characteristics of convenience in use and high ignition efficiency. Comprising a supporting cylinder and a cutter, a supporting rod is arranged in the supporting cylinder, the lower portion of the supporting rod is movably inserted into the supporting cylinder, a first transverse rod and a second transverse rod which are arranged side by side are perpendicularly arranged on the upper portion of the supporting rod, and the inner end of the first transverse rod and the inner end of the second transverse rod are both fixedly connected with the supporting rod; a fixing hook is arranged at the outer end of the first cross rod, an elastic rope is further arranged between the first cross rod and the fixing hook, the two ends of the elastic rope are fixedly connected with the first cross rod and the fixing hook respectively, a plurality of moxa stick clamps are arranged on the second cross rod, the inner end of the hook is fixedly connected with the supporting cylinder, and the cutter is hung on the hook.

The invention provides an engine and a vehicle, and belongs to the technical field of vehicles. An engine includes a main combustion chamber, a pre-combustion chamber, a plunger, and a plunger drive assembly. The pre-combustion chamber is fixed to the top of the main combustion chamber, a jet hole is formed in the bottom of the pre-combustion chamber, and the pre-combustion chamber communicates with the main combustion chamber through the jet hole. The plunger is located at the top of the pre-combustion chamber, when the compression stroke is close to the end, mixed gas flowing into the pre-combustion chamber from the jet flow hole is compressed again by the downwards-smashing plunger, and therefore the mixed gas is compressed and combusted in the pre-combustion chamber. The secondary compression effectively solves the problems of cold start difficulty and cylinder fire risk caused by difficulty in compression ignition of part of high-ignition-energy mixed gas. And meanwhile, the plunger rapidly pounds downwards, so that compression ignition in the pre-combustion chamber is rapid, and timing is controllable. And only high temperature and high pressure sufficient for compression ignition of the mixed gas need to be generated in the pre-combustion chamber, so that the temperature and pressure requirements on the main combustion chamber are reduced.

The application discloses a method for realizing ultra-low temperature ignition by using biomass fuel in a sintering process, which comprises the following steps: uniformly laying biomass charcoal on the surface of a sintering material layer, and igniting under the conditions of micro-negative pressure formed by downward air draft perpendicular to the sintering material layer and a temperature of 450-700 DEG C. In the method, the biomass charcoal is used as a low-temperature ignition agent of a sintering ignition system and a trigger agent for igniting traditional fuels such as coke powder or semi-coke in the sintering raw material, and a gas fuel such as biomass gas or hot flue gas is used as an ignition heat source, so that the ignition task of the iron ore sintering can be completed at ultra-low temperature. Since the biomass is used as a renewable fuel with zero carbon emission in the sintering ignition process, the number of gas pollutants generated by the combustion of fossil fuels is significantly reduced.

The invention discloses a methanol engine cold start heating device which comprises a fuel injector and a high-pressure fuel pipe connected to the fuel injector, a fuel injector heating coil is arranged on the fuel injector and connected to a fuel injector heating controller, a high-pressure fuel pipe heating coil is arranged on the high-pressure fuel pipe and connected to a fuel injector heating controller, and a fuel injector heating coil is arranged on the high-pressure fuel pipe. And the high-pressure oil pipe heating coil is connected to a high-pressure oil pipe heating controller. The invention further provides a control method of the methanol engine cold start heating device, and the control method comprises the steps that relevant temperature conditions are obtained, which condition is met is judged, and the heating step corresponding to the condition is entered. Heating coils are arranged on the high-pressure oil pipe and the oil sprayer at the same time, and it is ensured that the temperature of methanol fuel can be increased in time in the low-temperature environment. When parameters such as the environment temperature and the engine water temperature reach preset conditions, the system can automatically judge whether the heating device needs to be started or not, so that the fuel temperature is rapidly increased, the fuel atomization effect is improved, and the ignition and combustion efficiency is improved.

The utility model belongs to waste acid treatment technical field relates to a novel acid gas and waste sulfuric acid combined treatment combustion engine, including the barrel, one end of barrel is equipped with waste sulfuric acid inlet pipe, liquid gas, acid gas combination spray gun, automatic ignition gun, the lateral wall of barrel is equipped with normal temperature air inlet, waste sulfuric acid inlet pipe is placed in the barrel center and extends into the barrel, and the front end is equipped with waste sulfuric acid booster atomizer, automatic ignition gun extends into the barrel, and the front end is close to the atomization area of waste sulfuric acid booster atomizer. The utility model can efficiently treat the sulfur hydrogen acid gas, realizes sulfur hydrogen, waste sulfuric acid efficient combined treatment, has stable structure, convenient operation, reliable performance and so on.

The utility model discloses a hydrogen fuel high-pressure plasma ignition system which comprises an igniter, a hydrogen fuel high-pressure plasma ignition device, a hydrogen fuel high-pressure plasma ignition device and a hydrogen fuel high-pressure plasma ignition device. The ignition head extends into the combustion chamber, and a base part of the ignition head is fixedly connected to the front end of the shell through threads; the anode is of a columnar structure, and a columnar main body of the anode is embedded into a groove in the front end of the ignition head and is locked and fixed with the front end of the shell; the cathode is of a rod body structure, and a rod body of the cathode penetrates through the rear end of the shell and is used for being matched with the anode to generate plasma jet; the high-voltage power supply is electrically connected with the anode and the cathode through wire interfaces respectively; and the control unit is electrically connected with the high-voltage power supply and is used for controlling the output voltage of the high-voltage power supply so as to control the generation opportunity and the energy density of the plasma jet. The device is suitable for hydrogen fuel engines, industrial combustion furnaces and other scenes, can remarkably improve the ignition efficiency and reduce the safety risk, and has wide industrial application prospects.

The invention discloses an engine control method and an engine. The engine control method comprises the steps that according to the residual amount of waste gas in a pre-combustion chamber this time, whether the set starting scavenging crank angle during next scavenging and the set scavenging crank angle variable amount during next scavenging are adjusted or not is determined; starting a scavenging crankshaft rotation angle according to the set scavenging crankshaft rotation angle and the set scavenging crankshaft rotation angle variation during the scavenging; the set limit start scavenging crank angle range and the set limit scavenging crank angle variation range adjust the set start scavenging crank angle during next scavenging and the set scavenging crank angle variation during next scavenging. By adjusting the set starting scavenging crank angle during next scavenging and the set scavenging crank angle variation during next scavenging, the pre-combustion chamber can be accurately and efficiently scavenged subsequently, so that the scavenging quality is effectively improved, and the ignition efficiency and the ignition reliability of igniting fuel gas in the pre-combustion chamber can be effectively improved.

The invention relates to the field of silicone rubber, in particular to silicone rubber and a preparation method thereof. The silicone rubber is prepared from the following components in parts by mass: 100 parts of methyl vinyl silicone rubber raw rubber, 40 to 60 parts of white carbon black, 3 to 12 parts of a structured control agent, 0.3 to 2.0 parts of hydrogen-containing silicone oil, 0.1 to 4.0 parts of polyvinyl silicone oil, 0.3 to 0.5 part of deionized water, 0.01 to 0.5 part of an internal release agent, 0.5 to 5 parts of black color masterbatch, 0.5 to 10 parts of a heat-resistant agent and 0.5 to 2 parts of a vulcanizing agent. The silicone rubber has the advantages of excellent high temperature resistance, low pressure change, oil resistance and good comprehensive performance.

The utility model relates to an elastic ignition assembly for a moxa cone, and belongs to the technical field of moxibustion equipment. Comprising a combustion chamber and further comprises an electric heating rod arranged in the combustion chamber, the electric heating rod is horizontally arranged and extends to the center of the combustion chamber, and a guide part sliding in the vertical direction is arranged between the part, away from the center of the combustion chamber, of the electric heating rod and the bottom face of the combustion chamber. And elastic pieces are arranged between the electric heating rods and the bottom surface of the combustion chamber. By means of the electric heating rod, the problems that in the prior art, ignition is insufficient due to shaking when the electric heating rod is pushed to a designated position, and moxa cakes are dislocated due to shaking in the using process are solved.

This utility model discloses a lightweight and compact ignition coil, relating to the field of ignition coil technology. It includes: a lightweight outer shell, employing a topology-optimized hollow aluminum alloy frame and carbon fiber composite material layer composite structure, with an active cooling shell fixedly connected to its bottom surface and a connector on its top surface; and a layered electromagnetic assembly, nested inside the lightweight outer shell, consisting of a primary coil frame and a secondary coil frame. This utility model's lightweight outer shell, using a topology-optimized hollow aluminum alloy frame and carbon fiber composite material layer composite structure, significantly reduces the weight of the ignition coil, thereby reducing the load on the entire system and improving energy efficiency. The active cooling shell incorporates a serpentine cooling copper pipe, connected to an external coolant circulation device via a quick-connect pipe joint, effectively dissipating the heat generated during ignition coil operation, ensuring stable operation of the ignition coil and extending its service life.

The utility model relates to ignition device technical field, and specifically is a kind of high-speed premixing ignition gun suitable for the scene needing efficient, stable ignition. Including ignition gun pipe joint, center gas gun, premixing sleeve pipe, gas interface and combustion-supporting air interface. Compared with prior art, the utility model has the beneficial effects that: by optimizing the premixing mode of fuel and combustion-supporting agent and ignition structure, the ignition efficiency, stability and safety are improved;It is suitable for various industrial combustion equipment, and the application range is wide;Adopt the cyclone disc of new structure, when combustion-supporting air passes through the slot of cyclone disc, it can rotate clockwise, enhance mixed gas turbulence, by improving the mixing degree of combustion-supporting air and gas, the flame stability is improved;Support frame can keep the rigidity of ignition electrode, effectively prevent ignition electrode and center gas gun from small gap at far away from support, strictly control insulation gap, ensure stable combustion.