34results about How to "Achieve fuel saving effect" patented technology

The invention relates to an energy storing and driving device allowed to be applied to a hybrid electric vehicle. The energy storing and driving device comprises an engine, a first clutch, a first motor / generator, a power distribution mechanism, a flywheel module, a second clutch and a power output device, wherein the power distribution mechanism is a double-row planetary gear transmission device; the flywheel module comprises a flywheel speed increasing driving gear, at least one flywheel speed increasing driven gear meshed with the flywheel speed increasing driving gear, at least one flywheel, at least one flywheel shaft and at least one flywheel brake; the power output device comprises a speed reducing driving gear, a speed reducing driven gear, a speed changing device and a power output shaft. The problems that brake energy is low in recovery efficiency and the acceleration performance is poor are solved. The energy storing and driving device has the advantages of high recovery efficiency of the brake energy, excellent acceleration performance, low cost of the finished vehicle and remarkable energy-saving effect.

The invention discloses an automatic matching control method for the variable propeller pitch rotorcraft accelerator propeller pitch. During height keeping flight, current rotation speed and total propeller pitch are obtained, and current estimated lift is obtained according to the measured relation; optimal rotation speed and torque relation under the current lift is obtained according to the calculated rotor rotation speed-lift and a rotor rotation speed-torque relation table, the optimal rotation speed is taken as a control target, amplitude of an accelerator is controlled by feeding back rotation speed difference, and the rotation speed slowly approaches the current optimal rotation speed; and the propeller pitch is adjusted through a height retaining device to adjust the lift, and the rotation speed is gradually adjusted to the optimal rotation speed-accelerator relation. Lift changes of a rotorcraft are achieved through a variable propeller pitch mechanism, and the relation between the accelerator and the propeller pitch can be automatically adjusted in real time without human intervention; and the accelerator propeller pitch is kept within a good and reasonable range, so that margin of a control system is increased, and the effect of maintaining the height keeping flight is improved. Accordingly, the maximum lift is obtained with the minimum engine output power, and the fuel utilization rate is increased.

The invention provides a cylindrical cyclone separation device and a special cyclone guide ring for the same, and belongs to an energy-saving emission-reducing device. The cylindrical cyclone separation device and the special cyclone guide ring for the cylindrical cyclone separation device mainly solve the technical problems that an existing fuel engine is not high in use efficiency and more in exhausted waste gas, pollutes environment and the like. According to the technical scheme, the cylindrical cyclone separation device is characterized in that the two ends of a cylinder body (2) are sealed, the cyclone guide ring (5) is arranged on the lower middle portion of the cylinder body (2), the position, located on the upper portion of the cyclone guide ring (5), of the cylinder body (2) is provided with an air suction through hole, an air inlet pipe (1) is installed in the air suction through hole, a lower partition plate (13) is arranged at the position, located on the upper portion of the air inlet pipe (1), in the cylinder body (2), a filter element (3) is arranged on the upper portion of the lower partition plate (13), the lower partition plate (13) is communicated with a cyclone cavity, an upper partition plate (4) is arranged at the upper end of the filter element (3), the upper partition plate (4) is communicated with the filter cavity, and the outer wall of the upper portion of the cylinder body (2) is provided with an exhaust through hole, and an air outlet pipe connector (9) is installed in the exhaust through hole in a matched mode. The cylindrical cyclone separation device and the special cyclone guide ring are mainly used for energy conservation and emission reduction of fuel engines.

The invention discloses a cooling system of quick preheating transmission machine oil. A transmission heat exchanger, an exhaust manifold water jacket and a transmission temperature control valve are added in a traditional cooling system; drained water of an engine water jacket is connected with a water inlet of a water pump by the exhaust manifold water jacket; heat of an exhaust manifold is leaded into the cooling system; the exhaust energy is effectively used; and meanwhile, the exhaust temperature is lowered, so that the injection of more fuels due to higher exhaust temperature under the working condition of higher load is prevented, and the oil saving effect is achieved. Meanwhile, the drained water of the engine water jacket is connected with the transmission temperature control valve, and then, is connected with the transmission heat exchanger; cooling water passes through the heat exchanger to connect with the water inlet of the water pump; a temperature control valve controls opening and closing of a transmission branch; when the temperature of cooling liquid is lower and dose not reach the water temperature demands for heating and defrosting in a passenger cabin, the temperature control valve is closed; when the temperature of the cooling liquid reaches the water temperature demands for heating and defrosting in the passenger cabin, the temperature control valve is opened; and the cooling liquid heats lubricating oil from a transmission through the heat exchanger to accelerate quick temperature rise of the transmission machine oil in cold start.

The invention discloses a low-vibration energy-saving air distribution camshaft of an engine of a motor vehicle, and relates to an air distribution camshaft of an internal combustion engine of a motor vehicle. The camshaft is used for the engine of the motor vehicle. The camshaft overcomes the defects of high air valve switching vibration and high noise caused by unsmooth entrance in the air valve switching process due to the variable acceleration rotation of a crankshaft. The camshaft comprises a shaft body, an air distribution cam and a power transmission wheel; the air distribution cam and the power transmission wheel are fixed on the shaft body and coaxially rotate with the shaft body; the camshaft also comprises an eccentric disc body; the eccentric disc body is arranged on the shaft body, and the surface of the eccentric disc body is vertical to the shaft body; and in the circumference direction of the shaft body, the connecting line of the mass center of the eccentric disc body and the shaft body deviates from the connecting line of the mass center of the air distribution cam and the shaft body. The tension of an air valve spring can be adjusted to be better moderate so as to facilitate the reduction of power consumption of the engine and achieve the effects of saving oil, balancing the impact force of the crankshaft, reducing the vibration of the engine and improving the output torque and power.

The invention discloses an automotive hydraulic transmission device, consisting of an inductor, an electric valve, a hydraulic oil tank, a high pressure oil pump, a pole changer and a hydraulic turner. The low-pressure oil returns from an oil return pipe to the hydraulic oil tank, then enters into the inductor through the electric valve and is then transferred to the high pressure oil pump to pressurize; the output of the high pressure oil pump has two branches, one branch of high pressure oil is transferred to the hydraulic turner through the pole changer to actuate a turner to rotator, after working, the depressurized oil returns to the hydraulic oil tank through the oil return pipe; another branch of the high pressure oil enters from the bottom of the inductor, the piston is moved by utilizing the pressure to control the amount of the oil supply. The automobile hydraulic transmission device is reasonable in structure, oil-saving, easy to be operated and has a long service life.

The invention discloses energy-saving light-load engine oil. The energy-saving light-load engine oil is prepared from the following ingredients in percentage by weight: 99.4-99.7% of lubricating oil and 0.3-0.6% of phosphorus-free molybdenum salt anti-friction agent. According to the energy-saving light-load engine oil, the phosphorus-free molybdenum salt anti-friction agent and the A5 / B5 lubricating oil are blended, and the technical problem that products cannot meet energy-saving technical requirements of an OEM is technically solved through adding a small amount of reinforcing agent into the existing lubricating oil. The added energy-saving reinforcing agent does not violate the technical principle of small formula change and does not affect the technical features of the original formula; the added reinforcing agent is moderate in viscosity and good in solubility and can be directly blended, thereby having high operability; the amount of the added reinforcing agent is small, so that the influence on the overall cost of the product is not high; proven by simulated tests and bench tests, the effect of used technologies is obvious; and the scope of technical application is wide, and the energy-saving light-load engine oil can be popularized and applied to other light-load engine oil products with requirements on energy-saving performance.

The invention discloses a vehicle energy-saving control method, a storage medium, a vehicle control system and a vehicle. The method comprises the steps that load thresholds corresponding to all gears of a multi-power switch are acquired; when the vehicle is started, an actual load value is obtained through a load sensor; a corresponding gear is determined according to the actual load value and the load thresholds, and the multi-power switch is turned to the corresponding gear; when the vehicle runs, road information of a curve in front of the vehicle is acquired, wherein the road information comprises a curvature radius in front of the vehicle; equivalent mass is calculated according to the curvature radius, the total mass of the vehicle, the vehicle speed and a preset road friction coefficient; a predicted gear is determined according to the sum of the actual load value and the equivalent mass; and if the predicted gear is different from the current gear, the multi-power switch is turned to the predicted gear. Through the method, the problem of energy waste caused by mismatching of power output when the vehicle passes through the curve can be solved.

The fuel-saving system of engine power machine is characterized by that it has a fuel gas chamber communicated with fuel tank, said fuel gas chamber is equipped with a heating pipeline for heating its internal high-volatile fuel and making it into high-stability fuel gas, then the fuel gas is fed into a gas-regulating chamber and mixed with exterior air, then the thined fuel gas is mixed with the fuel gas conveyed by original fuel-supplying pipeline, and fed into engine to make explosive combustion.

The invention relates to an electric oil pump energy supply system of an engine, and relates to the technical field of vehicle energy saving. The system comprises a first energy supply module, a second energy supply module and a control module; the first energy supply module comprises a first energy supply assembly and a first switch K1. The second energy supply module comprises a second energy supply assembly and a second switch K2; the first energy supply assembly comprises a first branch and a second branch. A battery energy supply unit and a third switch K3 are arranged on the first branch; the second branch is provided with a thermoelectric conversion energy supply unit and a fourth switch K4; the control module is used for monitoring operation parameters of the oil pump module, the battery energy supply unit and the thermoelectric conversion energy supply unit, and energy distribution and management among all the modules are achieved by adjusting the switching of the first switchK1, the second switch K2, the third switch K3 and the fourth switch K4. According to the electric oil pump energy supply system, the problems that in the process of supplying power to the electric oil pump of the engine, the oil consumption of the whole vehicle is too large, and energy utilization is insufficient are solved.

The invention discloses a special energy saving and emission reduction device for a gasoline engine and belongs to the technical field of gasoline engines. The special energy saving and emission reduction device is technically characterized by comprising a sealed tank body, wherein an air inlet joint and an air outlet joint which communicate with an inner cavity of the tank body are arranged on the tank body in the axial direction at an interval, and a filter element is arranged in the tank body between the air inlet joint and the air outlet joint and comprises a stand column as well as a first separating plate, a second separating plate, a third separating plate and a fourth separating plate which are circumferentially arranged on the outer wall of the stand column; an air inlet is formed in the bottom of the stand column, a plurality of first through holes communicating with the air inlet are circumferentially distributed in the stand column between the first separating plate and the second separating plate, a plurality of second through holes are circumferentially distributed in the second separating plate, and a plurality of third through holes are circumferentially distributed in the third separating plate; and an air outlet is formed in the fourth separating plate. The special energy saving and emission reduction device for the gasoline engine is compact and reasonable in structure, capable of realizing oil-air separation and improving the vehicle fuel use efficiency and applicable to the gasoline engine.

The invention relates to a method, a system and a device for in-cylinder pressure feedback control of a diesel engine. An angle marker and each cylinder pressure sensing device of the control device are connected with an input of a combustion feedback unit; an output of the combustion feedback unit is connected to an input of a fuel injection abrasion control unit; an output of the fuel injection abrasion control unit is connected to indicator lamps. The combustion feedback unit calculates a combustion phase CA50 of each cylinder according to cylinder pressure signals and crankshaft turn angle signals, the fuel injection abrasion control unit compares a current fuel injection advance angle of each cylinder with an initial value of the fuel injection advance angle, and when the deviation value exceeds a threshold, the fact that a fuel injector is in excessive abrasion can be judged, and a signal is outputted to control the corresponding indicator lamp to be turned on. By the aid of the method, the system and the device for in-cylinder pressure feedback control of the diesel engine, abrasion judgment of the single fuel injector can be realized, a user is reminded of replacing the fuel injector when the fuel injector is in excessive abrasion, and accordingly utilization and maintenance cost can be saved for the user.

The invention relates to a method and a device used for changing fuels of an engine, which is mainly characterized in that a controller is arranged between an oil spray nozzle of an oil supply system and the engine. The controller receives a starting oil supply signal of the oil spray nozzle or a signal of a central control unit so as to start a high pressure generator to generate the high pressure, drive a high energy component in an energy converter to generate the high energy so as to dissociate mixed fuel passing through into mixed fuel gas containing hydrogen and hydrocarbon of C1 to C4; the mixed fuel gas is fed into an engine chamber so as to reduce the waste of fuel oil and enhance the engine power and realize the effect of oil saving.

The present invention relates to a motor vehicle pollutant-emitting purifying fuel economizer mainly comprising a housing, wherein a fuel reaction tube is mounted in the housing; joints are mounted at two ends of the fuel reaction tube; a far infrared ray radiation rod is arranged in the reaction fuel tube; anticorrosion springs are mounted at two ends of the far infrared ray radiation rod; the outer side of the reaction fuel tube is sleeved with a permanent magnet material; a magnetism conduction partition sleeve is mounted at the middle part of the permanent magnet material; a demagnetization prevention partition is arranged on the outer side of the permanent magnet material; an electronic plate is mounted in the partition; an oscillator connected with the electronic plate is mounted on the outer side of the fuel tube; a work indicating lamp connected with the electronic plate is mounted in a sealing cover at one end of the housing; an anti-vibration protection sleeve is mounted on the outer side of the housing. According to the motor vehicle pollutant-emitting purifying fuel economizer, fuel molecular groups in the reaction fuel tube are cracked into fuel molecules due to the radiation of far infrared rays and influence of super-strong magnetic wave; the fuel molecules are activated by the ultrasonic wave by the oscillator and are arranged in sequence, thereby facilitating complete combustion, reducing fuel consumption and purifying emission pollution.

The invention discloses an energy-saving emission-reduction diesel oil emulsifying method. An emulsifying additive and diesel oil are conveyed into a diesel air cylinder separately in sequence, and are atomized in the diesel air cylinder to form emulsified diesel oil. The emulsified diesel oil formed in the diesel air cylinder can be immediately used after mixing is conducted in the diesel air cylinder, residual ash does not exist, the oil-water layering problem is solved, the critical defects that prepared emulsified diesel oil is subjected to oil-water layering after long-time standing, storing and conveying are inconvenient, and a high-pressure oil nozzle is rusted and cannot spray oil in the using process are overcome, and the problem that the prepared emulsified diesel oil cannot be applied and popularized so far is solved.

The invention discloses a high-cleanliness gasoline additive and a preparation method thereof, and the additive is prepared from the following raw materials by mass: 80%-90% of methanol; 0.05% to 0.2% of ferrocene; 2%-6% of a dispersant; 0.002% to 0.009% of an emulsifier; and 5%-13% of a standard increasing agent. The raw materials are mixed and stirred. The lubricating oil has the effects of improving power, promoting combustion acting, resisting oxidation and wear, cleaning, dispersing, demulsifying, preventing corrosion, lubricating and the like, and can improve heat efficiency, reduce oil consumption and reduce emission. The engine body abrasion of a combustion system is reduced, an oil way is smooth, the service life of the engine body is prolonged, the maintenance frequency is reduced, the tail gas of an engine is obviously purified, hydrocarbon and carbon monoxide in the tail gas of a gasoline engine are reduced, meanwhile, emission of NOx and solid particles can be reduced, fuel oil in a combustion chamber of the engine is combusted more sufficiently, and the oil-saving effect is achieved; and the oil-saving effect of gasoline with low grade is more obvious.

The invention discloses a special energy saving and emission reduction device for a gasoline engine and belongs to the technical field of gasoline engines. The special energy saving and emission reduction device is technically characterized by comprising a sealed tank body, wherein an air inlet joint and an air outlet joint which communicate with an inner cavity of the tank body are arranged on the tank body in the axial direction at an interval, and a filter element is arranged in the tank body between the air inlet joint and the air outlet joint and comprises a stand column as well as a first separating plate, a second separating plate, a third separating plate and a fourth separating plate which are circumferentially arranged on the outer wall of the stand column; an air inlet is formed in the bottom of the stand column, a plurality of first through holes communicating with the air inlet are circumferentially distributed in the stand column between the first separating plate and the second separating plate, a plurality of second through holes are circumferentially distributed in the second separating plate, and a plurality of third through holes are circumferentially distributed in the third separating plate; and an air outlet is formed in the fourth separating plate. The special energy saving and emission reduction device for the gasoline engine is compact and reasonable in structure, capable of realizing oil-air separation and improving the vehicle fuel use efficiency and applicable to the gasoline engine.

The invention discloses an automatic matching control method for the variable propeller pitch rotorcraft accelerator propeller pitch. During height keeping flight, current rotation speed and total propeller pitch are obtained, and current estimated lift is obtained according to the measured relation; optimal rotation speed and torque relation under the current lift is obtained according to the calculated rotor rotation speed-lift and a rotor rotation speed-torque relation table, the optimal rotation speed is taken as a control target, amplitude of an accelerator is controlled by feeding back rotation speed difference, and the rotation speed slowly approaches the current optimal rotation speed; and the propeller pitch is adjusted through a height retaining device to adjust the lift, and the rotation speed is gradually adjusted to the optimal rotation speed-accelerator relation. Lift changes of a rotorcraft are achieved through a variable propeller pitch mechanism, and the relation between the accelerator and the propeller pitch can be automatically adjusted in real time without human intervention; and the accelerator propeller pitch is kept within a good and reasonable range, so that margin of a control system is increased, and the effect of maintaining the height keeping flight is improved. Accordingly, the maximum lift is obtained with the minimum engine output power, and the fuel utilization rate is increased.

The invention discloses an energy conservation and emission reduction method for a fuel vehicle and an energy conservation and emission reduction device special for the fuel vehicle. The energy conservation and emission reduction method the for the fuel vehicle and the energy conservation and emission reduction device special for the fuel vehicle mainly solve the technical problems that fuel oil in an existing internal-combustion engine is not burned thoroughly, carbon is easily to deposit and the like. The technical scheme is that an exhaust gas separation device is installed in an engine crank case forced ventilation system, a diffusion rotational flow cavity and an oil-gas separation device are manufactured by mainly adopting of oil-gas separation technology, decomposition force can be improved when the exhaust gas is compressed and whirled with high speed in an energy-saving device by utilizing of an aerodynamics principle, and engine oil steam and combustible mixture in the exhaust gas are separated and delivered to the engine through an air inlet shutter. The fuel is enabled to combust fully, and therefore fuel saving effect is achieved, and discharge quantity is reduced. Under normal condition, fuel consumption can be saved by 10-20%, and at the same time, vehicle emissions of the vehicle can be reduced by 10-40%. The energy conservation and emission reduction device special for the fuel vehicle can be widely applied to engines of various fuel vehicles.

The invention discloses low-viscosity high-efficiency energy-efficient engine oil. The low-viscosity high-efficiency energy-efficient engine oil comprises the following components in parts by weight: 8.0-10.0 parts of an engine oil complexing agent, 10.0-15.0 parts of a viscosity index improver, 70.0-80.0 parts of a base oil, and 0.2-0.5 parts of a pour-point depressant. According to the invention, MoDTC is added in the internal combustion engine oil, by metering molybdenum component, 0.05 wt%-0.10wt% of MoDTC is added in the lubricating oil through external addition. The low-viscosity high-efficiency energy-efficient engine oil can satisfy API / ILSAC SN / GF-50W-20 specification requirement, and the technical problems of oil product viscosity-temperature performance and energy saving requirement of an OEM manufacturer can be solved by using a PMA-type viscosity index improver and a MoDTC strengthening agent through external addition. The low-viscosity high-efficiency energy-efficient engine oil can effectively reduce the lubricating oil friction coefficient, increases the fuel economy of an engine, has excellent low temperature performance, can effectively improve the antioxidation performance of an oil product, and reduces generation of a lubricating oil high temperature deposit.

The present invention discloses an oil and porpylene glycol fatty acid ester composition for reducing oil consumption in the process of cooking and a preparation method thereof. The composition is prepared by adding the propylene glycol fatty acid ester into the base oil, and the base oil is derived from vegetable oil and / or mixture thereof. Through adding the propylene glycol fatty acid ester into the base oil, the composition can effectively reduce the oil consumption in the cooking process under the premise of no impact on the luster, flavor and taste of the food, so as to achieve the purpose of an oil-saving effect.

The invention discloses an energy conservation and emission reduction method for a fuel vehicle and an energy conservation and emission reduction device special for the fuel vehicle. The energy conservation and emission reduction method the for the fuel vehicle and the energy conservation and emission reduction device special for the fuel vehicle mainly solve the technical problems that fuel oil in an existing internal-combustion engine is not burned thoroughly, carbon is easily to deposit and the like. The technical scheme is that an exhaust gas separation device is installed in an engine crank case forced ventilation system, a diffusion rotational flow cavity and an oil-gas separation device are manufactured by mainly adopting of oil-gas separation technology, decomposition force can be improved when the exhaust gas is compressed and whirled with high speed in an energy-saving device by utilizing of an aerodynamics principle, and engine oil steam and combustible mixture in the exhaust gas are separated and delivered to the engine through an air inlet shutter. The fuel is enabled to combust fully, and therefore fuel saving effect is achieved, and discharge quantity is reduced. Under normal condition, fuel consumption can be saved by 10-20%, and at the same time, vehicle emissions of the vehicle can be reduced by 10-40%. The energy conservation and emission reduction device special for the fuel vehicle can be widely applied to engines of various fuel vehicles.

The invention belongs to a vehicle-mounted motion and power generation device, which is an integrated motion and power generation device integrating leisure, sports, fitness and power generation, andcomprises a motion and power generation device box body, a stretching belt, an external pull rod and an internal mechanical structure. The internal mechanical structure comprises a stretching belt pulley mechanism, a gear engagement transmission and a belt transmission. The external pull rod is fixed on a box body through a bayonet when not in use. According to the vehicle-mounted motion and powergeneration device provided by the invention, a power transmission part can sequentially increase the rotating speed of a generator through gear engagement and belt transmission, the structure is simple, the device can be used for generating power while passengers do leisure exercises, the device is applied to a hybrid vehicle, the battery capacity can be increased, the engine load of the hybrid vehicle is reduced, and the oil saving effect is achieved; and the endurance mileage can be increased when the device is used on electric vehicles.