328results about How to "Reduce fuel consumption" patented technology

A hybrid electric system designed to lower fuel consumption in heavy-duty long-haul vehicles, and in medium and light duty vehicles (trucks, buses, vans, SUVs, recreational vehicles, and the like), utilizing a multiplicity of thermal engines, regenerative power road-wheels, solar cells, and frontal area reducing adjustable-height suspension that are utilized singly or in combinations as suits the vehicle's mission.

A gear train of an automatic transmission for vehicles has the advantages of improving power delivery performance and reducing fuel consumption as a consequence of realizing more than eight forward speeds by combining four planetary gear sets with three clutches and three brakes.

A system and method for recording the identification and location of items in furtherance of maintaining public works infrastructure includes a portable computing device in communication with a server unit. A user selects designated icons visually representing a variety of items needing attention by a local public works department, such as discarded appliances, brush piles, downed power lines, or code violations. The portable computing device stores the type and location of these items electronically for transfer to the server unit, where work orders may be issued to appropriate employees to later address the items in a coordinated manner rather than merely addressing these items as they are randomly encountered during a normal public works route.

The invention discloses gear shift prompting equipment and a gear shift prompting method. The gear shift prompting equipment comprises an information collecting device which is used for collecting running information of a vehicle, an optimal rotation speed determining device which is connected with the information collecting device and is used for determining the optimal rotation speed of an engine according to the running information of the vehicle, an optimal gear determining device which is connected with the optimal rotation speed determining device and is used for determining the optimal gear of a gearbox of the vehicle on the basis of the optimal rotation speed, and a prompting device which is connected with the optimal gear determining device and is used for prompting a user to shift to the optimal gear.

A diesel engine including a shallow-dish type combustion chamber on the top face of a piston. A fuel injection valve projects toward the combustion chamber, where a plurality of first nozzle holes are arranged in the same circumference of the fuel injection valve. A plurality of second nozzle holes having a diameter smaller than that of the first nozzle holes are provided in a circular side wall of the fuel injection valve, the circular side wall locating opposite to the tip part of the valve with respect to the first nozzle holes. The first nozzle holes and the second nozzle holes are staggered so that the sprays of the fuel ejected from the first nozzle holes and the second nozzle holes do no cross one another.

This invention provides a compact, fuel-efficient internal combustion engine that can be used to provide rotating shaft output power to a wide variety of mobile and stationary applications. It is based on a two-stroke free-piston gas generator that implements the homogeneous charge compression ignition (HCCI) combustion principle for essentially constant-volume combustion, and it employs a variable piston stroke to maintain a high level of efficiency across a wide range of loads and speeds. A rotary device, which may be of either an aerodynamic or positive displacement type, converts the energetic gas stream to power at a rotating shaft.

Catalytic articles, methods and emissions treatment systems for treating an engine exhaust gas stream containing NO_x and particulate matter are disclosed and include a particulate filter comprising a first SCR catalyst for NO_x conversion disposed downstream of the injector. The particulate filter is a partial filter with a particle filtration efficiency between about 30% and 60% and an SCR catalyst loading in the range of 0.1 g/in³-3.5 g/in³.

A method and an arrangement for ensuring the standstill of a vehicle, especially in combination with a control of the speed of the vehicle, are suggested, wherein a braking force is built up to realize a parking brake when standstill of the vehicle is detected and/or a transmission is switched into the park position. The brake force or the transmission position is also maintained when the supply voltage for the electrical systems of the vehicle is switched off.

The invention relates to an attitude control thruster layout optimization method for a combined spacecraft and belongs to the technical field of satellite attitude control. According to the method, firstly, a thruster is obliquely mounted; secondly, a universal joint with two freedoms is additionally mounted at a joint portion of the thruster; thirdly, a thruster thrust distribution model is designed under constraints of minimum fuel consumption and a universal joint rotation angle according to a desired control torque; lastly, according to an attitude angle and attitude angle speed change fed back by a sensor, the opening/closing and blowing duration of the thruster is controlled through a phase plane control method. Rapid attitude maneuvering of the spacecraft is realized, fuel consumption is reduced, and a complete control circuit is formed. Through the method, a blowing direction of the thruster is driven to change on the basis of rotation of the universal joint, a problem of unstable control caused by large-scale mass center offset because of rendezvous and docking is effectively solved; fuel consumption can be reduced, and on-orbit service life of the thruster is prolonged.

The invention relates to a mechanical-hydraulic composite transmission mechanism, consisting of an engine, a transmission, a planetary gear box, a variable displacement hydraulic pump, a hydraulic motor and a reduction gearbox, wherein, the engine is orderly connected with and drives the transmission and the planetary gear box; a planetary gear mechanism of the planetary gear box distributes the power transmitted by the engine to respectively transmit the variable displacement hydraulic pump and a center wheel; the variable displacement hydraulic pump is orderly connected with and drives the hydraulic motor and a half shaft; the half shaft gathering a mechanical power flow transmitted by the center wheel and a hydraulic power flow transmitted by the hydraulic motor extends out of the planetary gear box to output power; the half shaft is connected with and drives the reduction gearbox and then drives a rear axle to drive an automobile to run. The special automobile refitted with the technology of the invention is a single engine configuration, continuously variable running can be achieved with a mechanical-hydraulic composite transmission mode, meantime, a vehicle device is driven to work with a mechanical transmission mode; a mechanical transmission mode can be converted for fast running, a dynamic system occupies small vehicle space, has a low emission, a high transmission efficiency and a low oil consumption.

A method includes substantially reducing specific fuel consumption and exhaust emissions of an engine by adjusting an exhaust flow from a set of predetermined cylinders among a plurality of cylinders of the engine through an exhaust gas recirculation system to an intake manifold, by adjusting a temperature of a cooler of the exhaust gas recirculation system, and by adjusting a fuel injection timing, in response to variance in a plurality of parameters of the engine.

A method is described comprising modulating vehicle speed about a target speed by operating a vehicle with an engine at high output and then operating the vehicle with the engine off, and adjusting operation of a suspension system based on the vehicle operation with the engine at high output and the engine off to control vehicle pitch during the modulating of vehicle speed about the target speed.

The invention relates to a DCDC (direct current-direct current) control method of a moderate hybrid electric vehicle. The DCDC control method saves the fuel oil through setting an output voltage class according to the automatic starting and closing of the running mode of a hybrid electric system, judges a starting condition through values of DCDC input/output current and voltage, and judges the DCDC starting condition through the monitoring of the DCDC temperature. The invention simultaneously embeds a fault diagnosis function between an HCU (hydraulic control unit) controller and the DCDC. Through the implementation of the invention, the DCDC output precision can be enabled to be closer to the power utilization balance of the whole vehicle, thereby saving the energy of the whole vehicle and simultaneously reducing the power consumption of the DCDC; and the detections on the temperature, the current and the voltage are used to judge the starting condition, thus the faults of the hybrid electric system are decreased, and the power utilization safety is ensured, and the invention is the guarantee of the power utilization safety of the whole vehicle.

In a method of controlling an internal combustion engine having a common rail fuel injection system including individual fuel storage chambers, wherein the pressure pattern of the fuel supplied to each injector can be determined and actual and virtual fuel injection ends and fuel injection begins are determined, the deviations from the desired fuel injection ends and from the fuel injection begins are calculated and the injectors are evaluated on the basis of the deviations and further control of the internal combustion engine is based on an evaluation of the fuel injectors.

A device and a method for using overcapacities in the power grid is provided. In case of an oversupply of energy, the energy is transferred to a thermal storage device directly via a heating element and in the discharge case of the thermal storage device the heat is removed from the thermal storage device and made available to a thermodynamic cycle whereby electrical energy is produced. The heat from the thermal storage device is used to preheat air in an air feed line to a combustion chamber, or fuel is pre-heated using heat from the thermal storage device.

The invention relates to a tractor intelligent control method and an intelligent control system. A corresponding signal is collected by a sensor to obtain an existing operating state of a tractor, all parameters are calculated, analyzed and judged by a controller on the basis, and after information is processed, control signals are transmitted to a stepping motor and a high-speed electromagnetic valve so as to enable a main clutch, a PTO clutch, and a brake pedal executing mechanism, an engine throttle draw bar executing mechanism, a hydraulic hanging mechanism and the like to conduct motion to prevent a driving wheel of the tractor from excessive trackslip and overload of a transmission system, ensure good comfort, fuel economy and traction, and prolong service life of the transmission system and tires of the tractor.

A mobile crusher includes: a crusher having a fixed jaw and a swing jaw and adjusting an outlet gap between lower ends of the fixed jaw and the swing jaw, the crusher crushing raw materials by swing movement of the swing jaw toward the fixed jaw and discharging the raw materials crushed by the crusher from the outlet gap to produce crushed materials; a work implement disposed on an upper stream or a lower stream of the crusher to produce the crushed materials; and a controller that controls a work implement speed of the work implement depending on the outlet gap.

A fuel injection control apparatus for an engine including one or more sensors to detect one or more operational states of engine and a fuel state, a fuel injector to activate a plunger rod thereof to inject fuel when an excitation current is supplied to a coil of the fuel injector, and a unit for precharging the coil of the fuel injector with an excitation current smaller than that required to activate the plunger rod of the fuel injector, wherein the current to be precharged to the fuel injector is adjusted according to the one ore more operational states of the engine detected by the one or more sensors.

A powertrain of an automatic transmission includes a first planetary gear set having first, second, and third operating members, a second planetary gear set having fourth, fifth, and sixth operating members, and a third planetary gear set having seventh, eighth, and ninth operating members, the second and fourth operating members being fixedly interconnected, the fifth and ninth operating members being fixedly interconnected, the fourth and seventh operating members being selectively interconnected, the third and eighth operating members being selectively interconnected, the sixth and eighth operating members being selectively interconnected, wherein a transmission case is fixedly connected to the first operating member and selectively connected to the seventh and eighth operating members, an input shaft is fixedly connected to the third operating member and selectively connected to the seventh operating member, and an output shaft is fixedly connected to the ninth operating member.

A brake rigging comprising first and second brake beams. A brake shoe assembly including a brake shoe adjacent each end of brake beams. A first force transfer mechanism connected intermediate first and second ends thereof to the first brake beam for moving a brake shoe into engagement with confronting wheels during braking. A second force transfer mechanism connected intermediate first and second ends thereof for moving brake shoes into engagement with confronting wheels during braking. A first force transmitting device engageable with such second brake beam for rotating such second force transfer mechanism. An adjustable length second force transmitting device having one end connected to the first force transfer mechanism and another end connected to the second force transfer mechanism and an apparatus engageable with such second force transmitting device and a portion of such brake rigging for changing a length of the second force transmitting device.

The invention discloses an arc-shaped ship bow molded line design for dredging green water of a high speed vessel. A hull which is arranged on the external of a ship bow comprises a wave elimination portion and a main body portion; the arc-shaped main body is arranged under the hull which is arranged on the external of the ship bow; the top of the main body is connected with a straightness portion which is arranged at the bottom of the wave elimination portion in an arc-shaped mode; a filament line portion is arranged above the straightness portion; a groove portion is connected above the filament line portion in a smooth translation mode; an arc-shaped portion is connected above the groove portion in a smooth translation mode; an inclining portion is arranged above the arc-shaped portion; and the wave elimination portion and the main body of the hull which is arranged on the external of the ship bow are connected with other structures of the hull in an arc-shaped mode. The arc-shaped ship bow molded line design for dredging green water of the high speed vessel has the advantages of being capable of rapidly and conveniently discharging waves on the deck out of the hull and solving the problem that the vessel performance is influenced due to the green water.

A method is provided that includes a number of operations performed in real-time during flight of the aircraft. That is, the method may include monitoring a continuous electrical signal output by a sensor on a surface of the aircraft, where a magnitude of the electrical signal may be related to an amount of ice buildup. The method may include calculating a liquid water content (LWC) value as a function of a rate of change of the electrical signal, and iteratively calculating a total water exposure (TWE) value as a function of the LWC value. The TWE value may represent a total water exposure of the aircraft from a time of an initial event, and may be calculated as a running total over a plurality of iterations. And the method may include performing a remedial or alert action in an instance in which the TWE value reaches a TWE threshold.

The present invention provides a large-tonnage forklift truck, that is, the functions of the loader and the large-tonnage forklift are combined into one, and the boom of the original loader is shortened, thereby changing the fulcrum of the lifting cylinder on the boom, so that The active force arm on the swing arm becomes longer and the transmission force arm becomes shorter; and the rotating shaft set on the rocker arm is moved down to make the active force arm on the rocker arm longer and the transmission force arm shorter; lower the lifting cylinder in The connection point on the front frame makes the angle between it and the front frame smaller and has stronger thrust; and the diameter of the lifting cylinder is increased to increase the oil pressure of the lifting cylinder to increase the weight of the fork. The present invention combines the operating functions of large-tonnage forklifts and loaders, through the comprehensive integration of machinery, electrical appliances, and hydraulic pressure, and at the same time has the advantages of flexibility and off-road performance of loaders, and the advantages of large loading capacity of large-tonnage forklifts, and reduces fuel consumption. Relatively small, it can load and unload 25 tons of stone blocks, and can lift the goods to a height of more than 3200mm.

The invention provides an electronic thermostat, consisting of an inductor assembly, a valve, a cavity assemble and a socket assembly. The inductor assembly comprises a push rod, a press cover, a sealing ring, a rubber hose, a body and a wax pill, and is provided with an electric heating element assembly. The electric heating element assembly comprises an electric heating element, a conducting wire and a tail handle; the electric heating element is positioned in a wax pill cavity; the tail handle is exposed outside the body; the conducting wire of the electric heating element is led out from the tail handle; the tail handle, the conducting wire and the electric heating element are injection-molded and connected into a whole; and the joint of the electric heating element and the body is provided with a sealing washer as well. After the conducting wire is led out from the tail handle, the conducting wire is connected with an insert sheet connected with the socket assembly outside a cavity. The electronic thermostat has the advantages that the thermostat can reduce oil consumption and the emission of CO, HC and smoke dust, and can control the emission of nitrogen-oxygen compounds.

The invention provides an aluminum alloy battery box body for a new energy automobile and a preparation method of the aluminum alloy battery box body. The aluminum alloy battery box body comprises a plurality of combined box bodies and a box cover, wherein the combined box bodies and the box cover are assembled through the matching of mounting holes in box walls of the combined box bodies and bolts; each combined box body is of a structure which is defined by a bottom plate and a box wall and is provided with an opening at one end, wherein each bottom plate is fixedly provided with a plurality of bottom supporting beams; each box wall comprises a box wall main body and transvers ribs located at the top and bottom of the box wall main body; each box wall main body is of a flat plate structure which is internally provided with a cavity; each cavity is internally provided with a reinforcing rib. The battery box body produced by the method provided by the invention has the advantages of light weight, good sealing performance, excellent heat dissipation effect and high anti-collision impact force.

performing a single-pilot flight of inter-continental duration T>tp=predetermined single-pilot maximal single pilot flight duration; including using pilot-in-command logic empower a single airborne pilot to pilot via an airborne man-machine interface (MMI), only for a time window W<tp, where W includes at least an initial climbing phase of duration t1 and a final descent phase of duration t3; and using pilot-in-command logic to pilot the aircraft during an intermediate cruising phase occurring between the initial climbing and final descent phases, without recourse to the airborne pilot except during an emergency, thereby to accomplish a single-pilot inter-continental flight of duration T>tp, while utilizing the human airborne pilot only for a time period W<tp.

A center-closed power steering system provides power steering assistance in engine-off conditions for reduced fuel consumption. The power steering system includes a hydraulic pump mechanically driven by the engine, a high pressure accumulator, a steering gearbox fluidly connected to the accumulator, and a center closed valve mechanically connected to a driver-operated steering wheel. The valve is configured to selectively control flow of pressurized fluid from the accumulator to the steering gearbox to provide power steering assistance. The inner shaft of the rotary center-closed valve is provided with a cavity with V-shaped notches on the transition surfaces on lands configured to sealingly engage the inner surface of the valve outer sleeve, in order to provide a smooth transition in flow for power steering assistance, and a better driver feel.

The invention discloses a slag soil transfer system, which comprises a slag soil box, a pit, a lifting platform and an arm pull vehicle, wherein the arm pull vehicle is provided with a towing arm, and the free end of the traction arm is provided with a towing hook; and the middle part of a front wallboard of a box body is provided with a towing ring engaged with the towing hook, the top of the box body of the slag soil box is provided with a top door capable of being opened and closed, the middle part of a chassis of the box body is symmetrically provided with two parallel guide rails along the length direction, and the rear part of the chassis of the box body is symmetrically provided with two wheels. The lifting platform is positioned in the pit and comprises a platform base, a lifting mechanism and an objective table, wherein the platform base is fixed on the bottom wall of the pit; the lower part of the lifting mechanism is hinged on the platform base; the objective table is hinged above the lifting mechanism; and the slag soil box is placed on the objective table. The objective table is provided with a weighing system and also can give out overloading or unbalance loading photoelectric alarm. The two sides of the pit are provided with a top cap capable of being opened and closed respectively, and a spraying and deodorizing system is also arranged in the pit. The slag soiltransfer system has quick and tidy transfer, and is favorable for saving oil consumption and protecting environment.

Our invention is focus on the fields of ecology and terrestrial transportation. The goal is to reduce the use of no-renewable fuels, as well as to reduce pollution consequences (the ecological impact).

Our system will enhance currents systems by adding a component of energy generation that will:

Fossil fuel vehicles: Improve miles per gallon

Hybrid vehicles: improve miles per Gallon, Auto recharge battery

Electrical vehicles: Auto recharges battery

The world's roads are populated with motor vehicles that have tires filled with compress air/solid rubber. These tires rotate changing constantly the point of support. These points suffer vibrations and variance of pressure as result of supporting the car. Our system adds a piezoelectric material or other systems inside the tire. These piezoelectric elements, in combination with the gravity, will produce electricity. The electricity will be transported to the battery of the vehicle. This amounts to transforming gravity into electric energy.

A mechanical flywheel used to power an aircraft system. In one example, the flywheel is used to rotate a rotor shaft in the aircraft's engine and prevent bowing of the rotor shaft caused by a thermal gradient. In another example, the mechanical flywheel provides electrical power at peak demand times. In yet another example, the flywheel is used as a load source or sink by the engine's control system so as to aid engine operability and engine acceleration rates during abnormal flight conditions.