30results about How to "Solve air resistance" patented technology

The invention relates to a multifunctional alcohol fuel additive, aiming at resolving such technical problems existing in prior alcohol fuel as the mutual solubility, the power performance and the stability are poor, cleaning degrees of oil products and fuel oil system are poor and the corrosion and the air resistance of methanol gasoline can not be effectively handled. The additive comprises following components in portion by volume: 50 to 60 portions of cosolvent, 5 to 10 portions of corrosion inhibitor, 0 to 30 portions of detergent dispersant, 0 to 10 portions of rubber plasticizer and 0 to 15 portions of vapor pressure inhibitor. The additive has the advantages of high octane value, strong power performance, good stability, desirable mutual solubility, environmental protection and energy conservation, and can effectively inhibit metallic corrosion, improve the cleanness of oil products and resolve the problems of air resistance.

The invention belongs to the technical field of low-temperature plasma application, and relates to an electric discharging device of a rotation electrode. The device comprises an impeller, a rotation electrode, a fixed electrode, and an electric motor, wherein the rotation electrode is arranged between the electric motor and the fixed electrode, and is fixedly arranged on the impeller or a shaft of the electric motor. The electric motor drives the impeller and the rotation electrode to move. High voltage is applied between the rotation electrode and the fixed electrode, and corona discharging is generated between the two electrodes. Since the electric motor drives the rotation electrode to move, corona rotates with the movement to draw a large-volume plasma area. Plasma is uniformly dispersed in a whole airflow channel between the two electrodes. Therefore, the electric discharging device can be applied to an air purifier and allows no dead corner to be left during purification. Moreover, the rotation electrode can greatly reduce the ozone yield, and prolongs the service life of asymmetric electrodes.

The invention relates to a methanol gasoline capable of remarkably reducing air resistance. The methanol gasoline comprises the followings components of: 30-50 percent of denatured methyl alcohol and 50-70 percent of modified gasoline, wherein the denatured methyl alcohol consists of methyl alcohol, normal or isometric fatty alcohol, normal or isomeric fatty ether, normal or isometric fatty ketone, an oxidant, a corrosion inhibitor and a soluble involatile compound; and the modified gasoline consists of gasoline, aromatic hydrocarbon, naphtha, a defoaming agent and an activating agent. The methanol gasoline capable of remarkably reducing the air resistance, disclosed by the invention, solves the problem that air resistance is easy to happen in the using process of the methanol gasoline by adopting multiple measures aiming at various formation causes of the air pressure of the methanol gasoline and has the advantages and effects of wide adaptability, suitability of use in extreme weather, simple and easy production, low cost, good using effect and greatly-increased using safety of the methanol gasoline.

The invention discloses a biodiesel esterification reaction device, which comprises a kettle body, an alcohol feeding distributor and a stirring component, wherein the alcohol feeding distributor enters the kettle body from the middle lower part of the kettle body; and the stirring component is a hydrofoil axial flow stirring paddle. The biodiesel esterification reaction device has the advantages that: the alcohol feeding position of the biodiesel esterification reaction device and the stirring component are improved and are combined with an alcohol feeding state, so that the contact area of reaction materials is increased, an esterification reaction is undergone homogeneously, reaction time is shortened, reaction rate is raised, and reaction energy consumption is lowered; meanwhile, reactants are fully reacted, so that energy waste caused by recovery of unreacted alcohol entering from the upper part of the kettle body is reduced; and uniform stirring is performed, so that the phenomenon of carbonization in the esterification reaction caused by local overheat of the kettle body is avoided, and the temperature of a reaction system is convenient to control.

A filtering gas-liquid separation device belongs to the technical field of fuel supply of an engine which includes an exchange cubage and an oil return tube used for receiving the return oil of the fuel sprayer; an exhaust channel is arranged above the exchange cubage; an oil outlet tube used for supplying oil to a fuel sprayer is arranged below the exchange cubage; an oil inlet used for leading the fuel to enter the device from an oil box is arranged in a fuel box; a multiple fuel filters are arranged between the oil inlet and the exchange cubage; the outlet of the oil return tube is arranged in the exchange cubage so as to lead the distance to be larger than the size of the largest confusion area of the liquid of the oil return tube and lead the air bladders of the oil return tube to be incapable of entering the oil outlet tube. The invention can be suitable for a pulse electric fuel spraying system which not only ensures the fuel steams to be exhausted in time, increase the filtering of multiple fuels and lead the fuel spraying system to work reliably, but also can carry out complete protection on the fuel sprayer and obtain further improvements on the productive performance and beautiful performance simultaneously.

The invention relates to an additive of a high-clean methanol gasoline and a preparation method thereof. The additive is prepared by mixing the following raw material components in parts by mass: 15-30 of ethanol, 10-20 of isopropyl ether, 1-9 of dimethyl carbonate, 1-15 of acetone, 0.1-6 of dimethyl ketone, 0.5-8 of isopropanol, 1.5-10 of tertiary butanol and 1-8 of iron naphthenate; the raw material components in the additive also comprise one, two or more of the following ingredients in parts by mass: less than or equal to 10 of isooctane, less than or equal to 9 of diethyl ether, less than or equal to 10 of methyl tertiary butyl ether, less than or equal to 8 of ethyl acetate and less than or equal to 7 of aluminum phosphate or sodium dihydrogen phosphate. The additive is prepared by mixing the raw materials. The additive of the methanol gasoline in the invention has good safety and is environmentally -friendly; by using the additive, the problems of immiscible, corrosion, air resistance, swelling and the like in the preparation process of the additive of the methanol gasoline are solved; and the preparation process is simple and convenient. The additive can be used for preparing the methanol gasoline for various vehicles, wherein denatured alcohol accounts for 10%-20% by weight of the methanol gasoline.

The invention discloses a heating furnace tube used for heating a gas liquid mixture and / or an air-liquid-solid mixture. The heating furnace tube used for heating the gas liquid mixture and / or the air-liquid-solid mixture comprises a spiral furnace tube and burners, and the spiral furnace tube is vertically arranged. The burners are arranged on the inner side and the outer side of the spiral periphery of the spiral furnace tube. The Reynolds coefficient of the gas-liquid mixture and / or the gas-liquid-solid mixture is 2000-8500. The volume percentage of gas in the gas-liquid mixture and / or thegas-liquid-solid mixture is 75-80 vol%. According to the heating furnace tube used for heating the gas liquid mixture and / or the air-liquid-solid mixture, the spiral furnace tube is in an upright spiral shape, the problem of air resistance is completely overcome, meanwhile, solid deposition is also overcome, the side wall effect is avoided, it is ensured that flow form of a fluid is stable, and especially, the heating furnace tube is suitable for heating mediums containing gas such as the gas-liquid mixture and the gas-liquid-solid mixture.

The invention discloses a methanol gasoline air-lock inhibitor, formed by mixing the following components in percentage by weight: 80-90% of polymethoxy acetal, 3-6% of aliphatic alcohol, 2-5 parts of aliphatic ether, 2-6 parts of aliphatic ketone, 1-2% of metallic corrosion inhibitor and 1-2% of rubber swelling inhibitor. After the methanol gasoline air-lock inhibitor provided by the invention is added into methanol gasoline, through the way that the methanol gasoline air-lock inhibitor reacts with methanol to form hydrogen bond, so that the initial boiling point of the methanol gasoline and the distilled temperature for distilling 5-10% distillate of the methanol gasoline are raised, thus playing a role in reducing saturated vapor pressure of the methanol gasoline and solving air-lock of the methanol gasoline.

The invention relates to a pump capable of eliminating vapour lock, which includes a pump, whose inlet and outlet are connected the liquid inlet and outlet tubes separately. A vacuum pump is connected in parallel with the liquid outlet tube and a control device is used for controlling the start and stop of the pump and the vacuum pump.

The invention discloses alcohol-based fuel without eye fumigation in use. The alcohol-based fuel is characterized by being prepared from the following ingredients in parts by weight: 85.0 to 95.0 parts of methyl alcohol, 2.0 to 8.0 parts of ethyl alcohol, 2.0 to 5.0 parts of tertiary butanol, 1.0 to 2.0 parts of paroline, 0.2 to 0.5 part of ferric chloride, 0.2 to 0.5 part of methyl tertiary butylether, 0.05 to 0.1 part of ethyl acetate and 1.5 to 2.5 parts of additive. The additive is prepared from the following preparation method which comprises the steps: (1) forcing treatment: putting water-extracted folium eriobotryae residues into a high-pressure tank, forcing to 3kg / cm<2> to enable pressure to be even, maintaining and then releasing the pressure instantly; (2) distillation treatment: putting the materials obtained in the step (1) into a distiller, heating, burning or introducing steam at the bottom of the distiller, guiding the steam into a condenser through a condensing pipe when the distiller is full of the hot steam and then collecting an oil phase through an oil-water separator; (3) high-shear homogenizer treatment: processing the oil phase obtained in the step (2) by ahigh-shear homogenizer to be prepared into nanoemulsion to obtain the additive.

The invention discloses an organic waste pyrolysis oil and gas purification recycling technology and device. High-temperature pyrolysis oil and gas enter multi-level cooling purification separators through a gas phase flow guiding pipes. The cooling purification separators are communicated through gas phase decompression flow guiding pipes and liquid phase flow guiding pipes. After the high-temperature pyrolysis oil and gas is cooled and adsorbed by water contained inside the multi-level purification separators, the separated noncondensable gas is collected from the upper end of the tail-level cooling purification separator, wax oil is collected from a wax oil outlet in the lower end of each level cooling purification separator, fuel oil is collected from a fuel oil outlet of the last-level cooling purification separator, sedimented impurities and liquid are discharged from a sewage draining exit at the bottom of the last-level cooling purification separator. The organic waste pyrolysis oil and gas purification recycling technology and device have the advantages that liquid water is adopted as a cooling separation medium, and wax oil, fuel oil and noncondensable gas in oil gas are rapidly separated; the system can achieve safe production under the normal pressure through the gas phase decompression flow guiding pipes, and the problems that pressure building inside cooling purification separator cavities and gas resistance inside the liquid phase flow guiding pipelines are solved.

The invention relates to a multifunctional alcohol fuel additive, aiming at resolving such technical problems existing in prior alcohol fuel as the mutual solubility, the power performance and the stability are poor, cleaning degrees of oil products and fuel oil system are poor and the corrosion and the air resistance of methanol gasoline can not be effectively handled. The additive comprises following components in portion by volume: 50 to 60 portions of cosolvent, 5 to 10 portions of corrosion inhibitor, 0 to 30 portions of detergent dispersant, 0 to 10 portions of rubber plasticizer and 0 to 15 portions of vapor pressure inhibitor. The additive has the advantages of high octane value, strong power performance, good stability, desirable mutual solubility, environmental protection and energy conservation, and can effectively inhibit metallic corrosion, improve the cleanness of oil products and resolve the problems of air resistance.

The invention belongs-the field of alcohol ether low-carbon clean energy, and discloses a methanol fuel for vehicles. The methanol fuel for the vehicles is prepared from 15-96 wt% of methanol, 0.5-2 wt% of a multi-carbon alcohol, 2.5-10 wt% of aliphatic ether, 0.5-57.5 wt% of a hydrocarbon compound, 0.4-15 wt% of an aromatic hydrocarbon and 0.1-0.5 wt% of an additive, wherein the multi-carbon alcohol is a fatty alcohol with the carbon number being 3-8 and the molecular formula being CnH2n+1OH, the hydrocarbon compound is gasoline only containing hydrogen and carbon, and the aromatic hydrocarbon is a benzene ring-containing hydrocarbon with the carbon number being larger than or equal-7 and the general formula being CnH2n-6. Organic acids, alkylamine and alkynyl ester amine are subjected toorganic synthesis modification by using the additive in the methanol fuel for the vehicle in order to integrate multiple organic groups, so that the problems of layering when meeting water and low temperature, rubber swelling, metal corrosion, hot air resistance and cold start of methanol fuels for vehicles are solved.

The invention provides a casting method of a low temperature-resisting hard sealing check valve casting. The casting method comprises the following steps of: 1, preparing the mould; 2, sand-discharging, core-making and modeling; 3, drawing, shaping; 4, applying a temperature-resistant coating, baking a casting mould; 5, core-matching and mould-assembling; 6, making a quantitative shifting type sprue cup and a conical plug, wherein the capacity of the quantitative shifting type sprue cup is slightly more than the pouring weight of molten iron; 7, placing the sprue cup; 8, melting the molten iron; 9, rapidly analyzing materials of the molten iron before pouring; 10, pouring the molten iron; 11, pouring a test block, analyzing a sample block; 12, insulating the casting mould; and 13, mould-disassembling and cleaning. According to the casting method, the product defect caused by an existing casting process can be effectively eliminated, the production quality of the low temperature-resisting hard sealing check valve casting is improved, and the casting cost is lowered.

The invention relates to an energy-saving electric pump, which is characterized in that the energy-saving electric pump comprises a base, a check valve, a suction inlet, a pump, a guide bearing seat, an inner oil suction hood, an outer oil suction hood, a motor, a flange body and a joint; the inlet of a main flow passage, the suction inlet, the pump, the flow passage of the guide bearing seat, a flow passage between the shell of the motor and the inner wall of the inner oil suction hood, the flow passage of the flange body and the inner flow passage of the joint form the main flow passage; and the inlet of a bypass large flow passage, a flow passage formed by the check valve and the base, an annular flow passage formed between the inner oil suction hood and the outer oil suction hood and the side flow passage of the joint form the bypass large flow passage. The working method of the energy-saving electric pump is characterized in that: during unloading, oil firstly enters the main flow passage of the energy-saving electric pump, then the check valve is opened, the oil enters the bypass large flow passage and the two flow passages deliver the oil; and during loading, a filling accessory opens the check valve and the two flow passages deliver the oil. The energy-saving electric pump has the advantage that the air resistance in an oil delivery pipe is thoroughly eliminated because a suction system is changed to work in a positive-pressure oil delivery mode instead of the original negative-pressure oil suction mode.

The invention relates to a compression ignition type methanol engine fuel supply system and a control method thereof, and mainly relates to the field of methanol engine supply systems. The methanol engine fuel supply system is mainly characterized in that the problem of air resistance in the methanol engine fuel supply system, especially the problem of air resistance at an oil control valve of an engine high-pressure oil pump, is effectively solved through circular flowing of methanol fuel and the cooling effect of a fuel cooler on the methanol fuel, and the oil supply pressure and the fuel temperature of the system can be adjusted in the fuel circulation. According to the methanol engine fuel supply system, an electric fuel delivery pump, a fuel cooler, a throttling valve and the like are additionally arranged in the engine fuel supply system, circulating flow of methanol fuel in the methanol engine fuel supply system is achieved, and the working states of the throttling valve and a cooling fan are controlled through an ECU, so that accumulation and evaporation of methanol fuel in a fuel supply pipeline are effectively reduced, and normal fuel supply of a methanol engine is guaranteed.

The invention provides a marine electric pump system assembly and a working method thereof and belongs to the field of liquid pumping equipment. The marine electric pump system assembly comprises a pipeline pump suction inlet pipeline and a sliding vane pump suction inlet pipeline; a branch is arranged at the lower part of the pipeline pump suction inlet pipeline; an electric immersed pump is arranged on the branch; a bottom valve is arranged at the lower end of the pipeline pump suction inlet pipeline; the bottom valve and the electric immersed pump are arranged corresponding to the bottom ofa liquid tank in a ship; the bottom valve is a one-way valve only opened towards the interior of the pipeline pump suction inlet pipeline; the upper part of the electric immersed pump communicates with the input end of an anti-explosion pipeline pump; the output end of the anti-explosion pipeline pump communicates with an oil collecting pipeline; the upper end of the sliding vane pump suction inlet pipeline stretches out of a ship deck and communicates with the input end of a vacuum sliding vane pump; and the output end of the vacuum sliding vane pump communicates with the oil collecting pipeline. The marine electric pump system assembly conveys liquid in the suction pipeline of the anti-explosion pipeline pump through positive pressure, thoroughly solves the air resistance problem generated when liquid is conveyed through negative pressure, and is low in cost and high in power.

The invention discloses a fuel filter core with a safety valve. The safety valve is arranged on the end cover surface of the filter core, under normal conditions, a seal part of the safety valve separates a hydrophobic cavity from the outside, the seal part is pressed and moved under emergency conditions, and the internal and external conduction is turned on; and a filter net is arranged between the hydrophobic cavity and a flow channel to filter fuel. According to the fuel filter core with the safety valve, after a filter layer is blocked, after overcoming the spring pressure of the safety valve, the internal and external pressure difference of a hydrophobic pipe assembly enables the safety valve to open downward, the diesel oil enters the filter core through the safety valve, flows alongan arc-shaped sphere at the top of the hydrophobic pipe assembly into the hydrophobic cavity, impurities and water are filtered from the hydrophobic cavity through the filter net on the hydrophobic pipe assembly, the filtered diesel oil is transmitted to an engine after entering an internal channel of the hydrophobic pipe assembly to ensure the normal operation of the engine, so that a vehicle maintains normal operation. The diesel oil is filtered by the hydrophobic net and then transmitted to the engine, and the damage caused by the impurities entering the engine to the precision parts suchas an oil pump and an injector is avoided.

The invention belongs to the technical field of liquid pumps, and in particular relates to a pump capable of eliminating air resistance. The pump capable of eliminating air resistance includes a pump whose inlet and outlet are respectively connected with a liquid inlet pipe and a liquid outlet pipe, wherein a vacuum pump is connected in parallel with the liquid outlet pipe, and a control device controls the start and stop of the pump and the vacuum pump. The device can completely eliminate the gas resistance phenomenon, and has a simple structure.

The invention relates to an energy-saving electric pump, which is characterized in that the energy-saving electric pump comprises a base, a check valve, a suction inlet, a pump, a guide bearing seat, an inner oil suction hood, an outer oil suction hood, a motor, a flange body and a joint; the inlet of a main flow passage, the suction inlet, the pump, the flow passage of the guide bearing seat, a flow passage between the shell of the motor and the inner wall of the inner oil suction hood, the flow passage of the flange body and the inner flow passage of the joint form the main flow passage; and the inlet of a bypass large flow passage, a flow passage formed by the check valve and the base, an annular flow passage formed between the inner oil suction hood and the outer oil suction hood and the side flow passage of the joint form the bypass large flow passage. The working method of the energy-saving electric pump is characterized in that: during unloading, oil firstly enters the main flow passage of the energy-saving electric pump, then the check valve is opened, the oil enters the bypass large flow passage and the two flow passages deliver the oil; and during loading, a filling accessory opens the check valve and the two flow passages deliver the oil. The energy-saving electric pump has the advantage that the air resistance in an oil delivery pipe is thoroughly eliminated because a suction system is changed to work in a positive-pressure oil delivery mode instead of the original negative-pressure oil suction mode.

The invention relates to an easily produced and assembled disc type brake caliper assembly and an assembling method. The easily produced and assembled disc type brake caliper assembly comprises an axle pin, a bracket and an axle pin dust cover for sealing connection of the axle pin and the bracket. The axle pin comprises a pin body, a neck part and an end part integrally formed. The bracket is provided with a bracket pin hole, the pin body is inserted into the bracket pin hole and is in clearance fit to the bracket pin hole, a dust cover groove of the bracket pin is formed in the periphery ofthe mouth of the bracket pin hole, a dust cover groove of the axle pin is arranged between the neck part and the end part of the axle pin, two ends of the dust cover of the axle pin are hermetically clamped to the dust cover groove of the bracket pin and the dust cover groove of the axle pin, and an exhaust groove of the axle pin is formed in the neck part of the axle pin. When the axle pin, the dust cover of axle pin and the bracket are assembled, gas in the dust cover of the axle pin is discharged from an air storage cavity through the exhausting groove of the axle pin, so that the problem of exhausting in a brake caliper assembling process in the current market is solved, and the production efficiency is improved and the personnel cost is lowered greatly.

The invention discloses a knock preventing and air resistance lowering agent for bio-based methanol gasoline and a preparation method of the knock preventing and air resistance lowering agent. The knock preventing and air resistance lowering agent consists of 75-80% of knock preventing ingredient and 20-25% of air resistance resisting ingredient; and the knock preventing and air resistance lowering agent product is prepared through uniformly mixing the two functional ingredients at normal temperature. According to the knock preventing and air resistance lowering agent and the preparation method of the knock preventing and air resistance lowering agent, cleanable, environmental-friendly, reproducible and degradable petroleum yeast fatty acid is selected as a cheap additive, so that the energy is saved and the emission is reduced; and compared with the prior art, the knock preventing and air resistance lowering agent is low in cost, non-toxic, free of pollution, low in dosage and remarkable in knock preventing and air resistance lowering effect, does not contain heavy metal ingredients, such as MTBE, MMT (Methyl-cyclopentadienyl-Manganese-Tricarbonyl) and ferrocene, and cannot cause secondary pollution to environment. The knock preventing and air resistance lowering agent and the preparation method of the knock preventing and air resistance lowering agent have the advantages that the temperature of the initial boiling point (namely a first drop of a boiling range) of the methanol gasoline can be increased due to the adoption of the yeast fatty acid, and then, the air resistance rate is reduced obviously; and the effect of adjusting the boiling range and saturated vapor pressure is very obvious, and the problem of high-temperature air resistance of the methanol gasoline is solved effectively.

The invention discloses a methanol gasoline air-lock inhibitor, formed by mixing the following components in percentage by weight: 80-90% of polymethoxy acetal, 3-6% of aliphatic alcohol, 2-5 parts of aliphatic ether, 2-6 parts of aliphatic ketone, 1-2% of metallic corrosion inhibitor and 1-2% of rubber swelling inhibitor. After the methanol gasoline air-lock inhibitor provided by the invention is added into methanol gasoline, through the way that the methanol gasoline air-lock inhibitor reacts with methanol to form hydrogen bond, so that the initial boiling point of the methanol gasoline and the distilled temperature for distilling 5-10% distillate of the methanol gasoline are raised, thus playing a role in reducing saturated vapor pressure of the methanol gasoline and solving air-lock of the methanol gasoline.

The invention discloses an organic waste pyrolysis oil and gas purification recovery process and device. The high-temperature pyrolysis oil gas enters the multi-stage cooling and purification separator through the gas phase guide pipe, and the gas phase decompression guide pipe is passed between the cooling and purification separators of each stage. It is connected with the liquid phase guide pipe. After the high-temperature cracked oil gas is cooled and absorbed by the built-in water in the cooling and purifying separators of each stage, the separated non-condensable gas is collected from the upper end of the cooling and purifying separator of the final stage, and the wax oil is collected from the cooling and purifying separator of each stage. The wax oil outlet at the lower end is collected, the fuel oil is collected from the fuel oil outlet of the final cooling and purification separator, and the settled impurities and liquid are discharged from the sewage outlet at the bottom of the final cooling and purification separator. The invention has the following outstanding advantages: using liquid water as the cooling and separating medium, it can quickly separate the wax oil, fuel oil and non-condensable gas contained in the oil and gas; The problem of pressure suppression in the cavity of the stage cooling and purification separator and air resistance in the liquid phase diversion pipeline.

The invention discloses a methanol fuel modifier and a high-proportion methanol fuel for a gasoline engine. The methanol fuel modifier comprises the following components by volume: 30-65 parts of cyclic ether, 10-20 parts of ketone, 5-20 parts of amide and 20-45 parts of alcohol acid. The number of carbon atoms in the cyclic ether, the ketone, the amide and the alcohol acid is less than or equal to 6, and the cyclic ether, the ketone, the amide and the alcohol acid are all liquid at the temperature of 20 DEG C. The high-proportion methanol fuel for the gasoline engine comprises methanol, hydrocarbon or hydrocarbon mixture and methanol fuel modifier, wherein the number of carbon atoms in the hydrocarbon or hydrocarbon mixture is less than or equal to 15. The methanol fuel modifier can be used for changing the performance of the methanol gasoline. The high-proportion methanol fuel with the methanol fuel modifier can be used at low temperature, can be stored in the humid environment for a long time without phase separation, is low in addition amount, and can be popularized and applied on a large scale throughout the country.

The invention discloses a plate-fin heat exchanger which is formed by brazing multiple plate sheet sets and multiple fins at intervals in an implanting mode. Each plate sheet set comprises two identical plate sheets, water channels and ribs are arranged on the plate sheets, every two plate sheets are overlapped inversely to form a water path, openings are formed in the plate sheets in a central axis symmetry mode, holes are correspondingly formed in the fins, after the fins are implanted into the plate sheet sets, forming is carried out through one-time brazing, and the main flow path of the plate sheet sets is formed by overlapping the openings formed in the plate sheets in the central axis symmetry mode and the corresponding holes of the fins. The plate-fin heat exchanger is simple in processing and manufacturing, only two kinds of accessories (the plate sheets and the fins) need to be stamped, one-time forming can be achieved through overlapping brazing, the plate sheets form water flow ways, components are saved, heat loads can be increased, the heat effect is improved, the problems of the air stagnation phenomenon of transverse small space above the water paths, water resistance and air resistance are effectively solved through the hole punching structure and the hole forming mode of the plate sheets, and heat exchange efficiency is high.

The invention discloses an alcohol-based fuel gas-lock reducer for automobile. The alcohol-based fuel gas-lock reducer for automobile is composed of functional components: anti-knock component; anti-gas-lock component. The invention selects petroleum yeast fatty acid which can be clean, environmental-friendly, renewable and degradable as a cheap additive, which not only saves energy but also reduces emissions, opens up a new way for further developing and utilizing industrial waste grease and waste hogwash oil and the like, and has the positive effect of turning waste into treasure and benefiting waste into energy. Compared with the prior art, the anti-knock gas-lock reducer of the present invention has the advantages of low cost, non-toxicity, non-pollution, small addition amount, remarkable anti-knock gas-lock reducing effect, no heavy metals and toxic components such as MTBE, MMT, ferrocene and TBA, and no secondary pollution to the environment.

A filtering gas-liquid separation device belongs to the technical field of fuel supply of an engine which includes an exchange cubage and an oil return tube used for receiving the return oil of the fuel sprayer; an exhaust channel is arranged above the exchange cubage; an oil outlet tube used for supplying oil to a fuel sprayer is arranged below the exchange cubage; an oil inlet used for leading the fuel to enter the device from an oil box is arranged in a fuel box; a multiple fuel filters are arranged between the oil inlet and the exchange cubage; the outlet of the oil return tube is arranged in the exchange cubage so as to lead the distance to be larger than the size of the largest confusion area of the liquid of the oil return tube and lead the air bladders of the oil return tube to beincapable of entering the oil outlet tube. The invention can be suitable for a pulse electric fuel spraying system which not only ensures the fuel steams to be exhausted in time, increase the filtering of multiple fuels and lead the fuel spraying system to work reliably, but also can carry out complete protection on the fuel sprayer and obtain further improvements on the productive performance and beautiful performance simultaneously.