20 results about "Fuel conservation" patented technology

The invention discloses an intelligent unmanned aerial vehicle path planning system based on a reverse hyperbolic artificial bee colony algorithm, and aims to solve the problem of unmanned aerial vehicle path planning through an innovative algorithm. According to the system, a terrain environment model is established, and unmanned aerial vehicle path planning is carried out between two demand points needing to be planned. And efficient and safe path planning is realized while the generated path is ensured to comply with the flight limitation of the unmanned aerial vehicle. A preliminary test is carried out on a plurality of terrain models, and a result shows that the system can plan a smoother path with lower flight cost. Under the background of global economic acceleration and unmanned aerial vehicle application rapid growth, unmanned aerial vehicle path planning becomes a key link. The system comprehensively considers the terrain environment, fully searches the feasible space, improves the convergence and diversity of the algorithm, and finally generates a reliable path. Through the intelligent unmanned aerial vehicle path planning system based on the reverse hyperbolic artificial bee colony algorithm, the unmanned aerial vehicle can complete tasks more quickly and efficiently, fuel oil is saved, and overall benefit maximization is achieved.

The invention is called "Cutting Blade", which is a device installed in the engine intake pipe. Through friction, cutting, and heat transfer, it combines the air entering the engine with atomized fuel to form a high-quality mixture, enabling more energy to be released during the explosion and power stroke, and the mixture to burn more completely, achieving the purpose of fuel savings and exhaust gas reduction. Its core principle is to cut, refine, and uniformly heat the air entering the engine. The dominant thinking in the product design and structure is to not only cut the air flowing through the intake pipe but also minimize the resistance of this device to hinder the air from entering the engine. Practice has proven that installing this device can effectively reduce the phenomenon of altitude sickness in vehicles. The technical field to which the invention belongs is: automotive power efficiency, automotive exhaust gas reduction, and technologies for dealing with automotive altitude sickness. The inventor solved the problem of abnormal noise generated by previous similar products during high-speed driving through ingenious design. The result was obtained through a total of six design modifications during the actual test of 90,000 kilometers in seven years.

The invention discloses a road van plateau whole vehicle transient calibration development method which comprises the following steps: S101, detecting the altitude in real time, and triggering a plateau mode; s102, an accelerator signal is input into an acceleration manager after being subjected to Kalman filtering; s103, generating a target torque in combination with the intention of the driver and the vehicle dynamics constraint; s104, the anti-shake module performs moving average filtering on the torque instruction; and S105, the MPC controller dynamically adjusts the fuel injection pulse width and the ignition timing, and smooth torque output is achieved. Steering wheel turning angle data are introduced into an accelerator filtering decision for the first time, and mistaken acceleration under the steering working condition is avoided; the balance performance and efficiency are calibrated through high load and low load, the high load preferentially keeps power, and the low load preferentially saves oil.

The present invention discloses an engine NO X emission monitoring system and method. It includes a NOx raw emission monitoring module for calculating the moving average NOx raw ratio emission of the engine; a NOx tail emission monitoring module for calculating the moving average NOx tail ratio emission of the engine; a NOx emission control factor calculation module for calculating the NOx emission control factor according to the moving average NOx raw ratio emission of the engine and the moving average NOx tail ratio emission of the engine; a NOx emission control factor correction module for correcting the NOx emission control factor to obtain the corrected NOx emission control factor; and a NOx raw emission control module for adjusting the engine operating parameters according to the corrected NOx emission control factor. The present invention does not need to collect a large amount of data for big data analysis on the cloud platform, has a simple algorithm, can directly monitor the NOx emission level of the engine in the on-vehicle EECU, and then is used to control the NOx emission of the engine, reducing the risk of NOx emission exceeding the standard and saving fuel at the same time.

The fuel pump assembly fuel supply module comprises a flange plate, a fuel outlet pipe and a control assembly, the fuel outlet pipe comprises a fuel outlet nozzle connector and a fuel outlet through pipe, a fixing block is arranged on the side wall of the fuel outlet through pipe, a fixing cavity is formed in the middle of the fixing block, and a pressure transmitting opening communicated with the fuel outlet through pipe is formed in the bottom of the fixing cavity. And an oil pressure sensor penetrates through the fixed cavity. The oil pressure sensor can accurately detect the fuel oil pressure in the oil outlet pipe and feed back a pressure signal to the control assembly, and the control assembly identifies the pressure signal and adjusts the rotating speed of a pump core of the fuel oil pump in real time according to the pressure value, so that the oil pumping efficiency of the fuel oil pump is controlled, and on-demand oil supply of the fuel oil pump assembly is achieved. Compared with the mode that the flow sensor is arranged in the oil tank, the oil pressure sensor is arranged on the side portion of the oil outlet pipe, the stability is higher, the sensitivity to the fuel pressure is higher, the response speed is higher, the on-demand oil supply capacity of the oil supply module is higher, and fuel oil can be effectively saved.

The invention relates to the technical field of wind power generation, in particular to a sail drum type multifunctional wind power generation device which comprises a base, an inner tower and an outer drum, the inner tower is connected to the base, the inner tower is sleeved with the outer drum, the outer drum is rotationally connected with the inner tower and the base through an inner bearing assembly and a bottom bearing assembly, and the top of the inner tower is connected with a top plate; the upper end face of the outer side of the top plate is connected with a supporting frame, the supporting frame is connected with a wind energy conversion assembly, the outer edge of the top of the outer barrel is connected with a driving toothed belt, the wind energy conversion assembly is meshed with the driving toothed belt, the outer end face of the inner tower is connected with a plurality of coils, and the inner end face of the outer barrel is connected with a plurality of permanent magnets. According to the wind power generation device, wind power generation is achieved, the speed of a ship is controlled in an auxiliary mode, meanwhile, the wind power is used as auxiliary power for pushing the ship, fuel oil consumption is reduced, and the wind power generation device has wide application prospects in the technical field of wind power generation.

The invention is suitable for the field of ship control, and provides a ship autonomous berthing control method which comprises the following steps: S11, making an autonomous berthing control strategy; s12, establishing a ship propulsion system model; s13, calculating the thrust and the vector angle of the thruster; according to the invention, the double-pod thruster is adopted to directly drive the propeller, so that the complex shafting transmission loss of a traditional lateral thrust device is eliminated, and the pod streamline design reduces the resistance of an appendage; compared with a traditional lateral thrust device, 15%-25% of fuel oil / electric charge can be saved through long-term operation, meanwhile, the double pods are basically free of maintenance, the maintenance cost is reduced, hardware arrangement does not need to be planned in the early design stage, and the ship design flexibility is improved.

The utility model relates to the technical field of harvesters, in particular to an extended-range hybrid electric-driven harvester which comprises an extended-range power supply system, a power battery power supply system, a power management system and a power utilization system, the extended-range power supply system and the power battery power supply system are connected to the power management system in parallel, and the power management system is connected with the power utilization system. The two power supply systems are used as a source of energy of the whole harvester, the power management system is used for distributing electric power, and the power utilization system is used for driving all working parts of the extended-range hybrid power electric drive harvester to work. Therefore, double power supplies of extended-range power supply and power battery are adopted to provide power for the whole machine, sufficient endurance operation time is ensured, a motor type can save fuel oil, reduce carbon emission and improve operation precision, the electric power framework is a brand-new electric power framework, and a transmission path is simplified through motor direct drive, so that oil consumption and the failure rate of a transmission system are reduced, and the service life of the whole machine is prolonged. And the direct-drive response speed of the motor is high, and the speed regulation range is wide.

The invention relates to the technical field of internal combustion engine high-pressure cleaning machines, in particular to a high-pressure cleaning machine with an energy-saving speed regulating mechanism, which comprises an internal combustion engine and a high-pressure pump, a pressure release valve of the high-pressure pump is communicated with a high-pressure pipeline, a speed regulating mechanism is arranged on the pressure release valve, and the speed regulating mechanism and the pressure release valve are integrally formed; a valve element of the pressure relief valve is distributed in the length direction of a valve body, a pressure relief opening and a water inlet connected with a high-pressure pipeline are formed in the side face of the valve body, and a reset mechanism is arranged at the end, away from the water inlet, of the valve element. The speed regulating mechanism comprises a steel wire stay wire installed on a valve element of the pressure release valve, the steel wire stay wire penetrates through the end of the valve body and is connected with a speed regulating valve of the internal combustion engine, the valve element moves in the valve body to drive the steel wire stay wire to control the speed regulating valve, and safety mechanisms are installed on the valve element and between the valve element and the steel wire stay wire. The valve element moves to drive the steel wire stay wire to control the speed regulating valve of the internal combustion engine, the rotating speed of the internal combustion engine is automatically regulated, the rotating speed is reduced during no-load, the effects of saving fuel oil and reducing noise are achieved, and inconvenience caused by frequent manual operation of a speed regulating mechanism is avoided.

Present invention teaches a foldable truck rack that can be collapsed down when not in use, saving gas consumption and adding flexibility of space utilization of the bed portion of a pickup truck. One configuration allows the top horizontal bar to be lowered down with two upright bars sliding towards each other, until the top horizontal bar completely folded on top of the two upright bars, reducing the physical volume of the truck rack. A second configuration is made up of two half-bars to form a straight top horizontal bar, secured by a bracket with two lug nuts. When the two half-bars are folded down in a lateral axial direction to the corresponding upright bars, they are then pivoted down in a longitudinal direction towards base pieces, resulting in wide open space of a truck bed for more versatile use.

A method for obtaining fuel consumption saving of a sail based on measured data includes the steps that in order to forecast fuel consumption saving of the sail, recorded data of relative wind directions and relative wind speeds are screened out from a plurality of data recorded by a control system, and boosting force of the sail to a ship under different wind directions and wind speeds is calculated in combination with boosting characteristics of the sail. The product of the boosting force and the navigational speed is the boosting power which can be provided by the sail; secondly, screening out records of the power of the host, and calculating daily fuel consumption corresponding to the power actually sent by the host according to a fuel consumption power curve of the host; summing the power of the main engine and the propulsion power of the sail, and calculating corresponding daily fuel consumption when the actual power sent by the ship is provided according to the fuel consumption power curve of the main engine; and finally, calculating the difference between the two calculated daily fuel consumption to obtain the daily fuel consumption saved by the sail for evaluating the energy-saving effect of the sail and the return on investment cycle.

A marine vessel advisory system can be configured to calculate and provide operational information showing fuel savings based on adjustments to the vessel's speed and / or heading. In one mode, the advisory system can operate in real time to gather information on operational and / or environmental conditions, which is then used to calculate alternative vessel operating performance that will save fuel and reduce emissions. The calculations may include simulation, machine learning, and / or artificial intelligence to determine a vessel speed and / or heading that will reduce fuel consumption. The advisory system can display the calculated information to the operator, who can then choose to switch to the alternative operating parameters (e.g., slower speed).In one mode, the advisory system can interact directly with a marine vessel system and automatically cause the marine vessel system to adjust operating parameters based on calculated operating parameters that save fuel and reduce emissions.

The newly developed exhaust valve and the modified side of the intake valves replace the conventional design in gasoline engines as well as the conventional valve control. The exhaust valve is a unit consisting of sleeves, valve tappet and coil spring, made of metal or ceramic. The high labor costs for manufacturing, material costs and energy consumption are thereby drastically reduced, not only in the production of the motors but also in operating costs.

The application provides a control unit for starting an internal combustion engine of a range-extended electric vehicle, the range-extended electric vehicle comprising an electric motor, a power battery, an internal combustion engine and a generator, wherein the control unit comprises: a receiving module configured to receive a request for starting the internal combustion engine; a judging module configured to judge whether the state of charge of the power battery is greater than or equal to a predetermined threshold; a power control module configured to control the generator to rotate by using the power of the power battery to drive the internal combustion engine to operate when the state of charge is equal to or greater than the predetermined threshold; and a fuel control module configured to control the fuel injection device of the internal combustion engine to not inject fuel into the combustion chamber of the internal combustion engine in a time period when the rotating speed of the internal combustion engine is less than the idle speed of the internal combustion engine. The application also provides a method for starting an internal combustion engine of a range-extended electric vehicle and a computer readable storage medium. The technical scheme of the application can save fuel, reduce cost and reduce emissions.

The hybrid power system comprises an engine power system, an energy conversion device, a power battery, a control system and a load, a clutch is arranged between the engine power system and the energy conversion device, the energy conversion device is connected with the load, and the load is a hydraulic system of the drilling machine. The control system controls the engine power system, the energy conversion device and the power battery to be switched among a charging mode, a pure electric mode, a pure engine mode and a power enhancement mode. The hybrid power system of the full-hydraulic core drill and the full-hydraulic core drill are provided with two power sources including the engine power system and the power battery, and switching among a charging mode, a pure electric mode, a pure engine mode and a power enhancement mode is achieved under different working conditions; it is guaranteed that the engine is always in a high-efficiency area under the working condition that an engine power system needs to participate, the fuel oil utilization efficiency is improved, fuel oil is saved, and the economic benefits of energy conservation and emission reduction are achieved.

The control unit 102 evaluates the parking space 104 for the vehicle 100. The control unit 102 is designed to detect the parking space 104 using at least one camera installed in the vehicle 100. The control unit 102 determines the virtual parked position of the vehicle 100 based on trajectory planning. The trajectory planning takes into account predetermined parameters of the vehicle 100. The control unit 102 determines characteristics of the parking space 104 using at least one perception sensor installed in the vehicle 100. The control unit 102 determines the possibility of obstruction when opening at least one door 304 of the vehicle 100 in the virtual parked position using the characteristics of the parking space 104 and notifies the driver accordingly. The control unit 102 determines the obstruction before the vehicle 100 is parked in the parking space 104.Making a timely decision by the driver avoids unnecessary effort and saves fuel.

The invention discloses a CO emission treatment and oil saving method for a fuel engine. The method comprises the following steps: (1) connecting an internal combustion engine oil way green optimization device between a fuel oil tank and the fuel engine; and (2) replacing lubricating oil used by the engine, the gearbox and the rear axle gearbox with the special composite solid lubricant for the GR engine. According to the invention, the emission of NOX, CO and particulate matters of the diesel engine can be greatly reduced. According to the scheme, the deflagration effect of a fuel oil atomization mixture can be improved, and the combustion efficiency of fuel oil is improved; friction resistance of moving parts of the engine is reduced, a good airtight state is obtained at the moment of detonation, fuel oil is saved, and power of the engine is improved. After the scheme is adopted, the explosion-proof fence or the flame arrester hardly generates carbon deposition. According to the scheme, the service life is long, and the core element performance is stable. The system life is 5 years, the carrier life is 1 year, and the carrier is low in price and convenient to replace.

The invention relates particularly to the trailing inclined upper body structure designed according to aerodynamic effects to save fuel in vehicles with curtainsider semitrailers.

According to the aircraft takeoff boosting and ground movement auxiliary device, a wing vehicle connected with an aircraft is used as a main body, power is provided for various operations of the aircraft in an airport, extra power is provided for the takeoff stage of the aircraft, fuel consumption can be effectively saved, the flight range and takeoff weight of the aircraft are increased, and the functions of an aircraft tractor and a charging vehicle in the airport are replaced; and an application space for realizing an undercarriage-free aircraft on a large unmanned aerial vehicle is provided.

The utility model discloses an anti-drip device during oil pipe filter disassembly, which relates to the technical field of filter devices and comprises an oil drum component, a filter part and a transfer component, the oil drum component comprises an oil drum, an oil cover and a sealing cover, the oil drum is provided with an oil storage cavity, a vent hole and an inlet / outlet which are communicated, and the oil cover is detachably connected with the inlet / outlet. The sealing cover is detachably connected with the vent hole. The filter part is arranged in the oil storage cavity and can be separated from or enter the oil storage cavity when the oil cover is separated from the inlet and outlet. The transfer assembly comprises a transfer bin and a piston, the transfer bin is connected with the oil drum and internally provided with a transfer cavity, the transfer cavity communicates with the oil storage cavity, and the piston is slidably arranged in the transfer cavity. When the filtering part needs to be replaced or cleaned, the piston can be driven to suck residual fuel oil in the oil storage cavity for temporary storage, the oil cover is opened, the filtering part is taken out, the filtering part is cleaned or replaced, then the filtering part is placed in the oil storage cavity, the oil cover is covered, the piston is driven to slide towards the oil storage cavity, the piston pushes the fuel oil in the transfer cavity to the oil storage cavity, and the fuel oil is saved.