118results about How to "Address lack of motivation" patented technology

The invention relates to a four-foot walking robot platform, a high-efficiency walking mode which combines the power technology of the existing automobiles, tanks and tractors and the modern computer and robot technology is found under the existing research result of a multi-foot robot, so as to build a combined driving mode, an internal-combustion engine is used for providing driving force rigidly through a cam, and a servo hydraulic pressure driver is used for providing steering force and regulating balance posture; 99 percent of the driving force is provided by the internal-combustion engine rigidly when the robot walks straightly on the flat road, when the robot walks on the uneven road or turns, a hydraulic pressure driving system is used for carrying out the tasks of regulating the balance posture and steering, therefore, the power of the hydraulic pressure driving system can be reduced, the using frequency of the hydraulic pressure driving system is reduced, the service life is prolonged, the robot can imitate the four-foot animal completely, the continuous, smooth, stable, strong and high-efficiency walking is realized, and long-time contiguous working can be carried out under complex environment.

A driving system of an electric vehicle and a method for controlling the same are provided. The driving system comprises: a power battery (100); a plurality of first in-wheel motors (200) connected with the power battery (100); a plurality of first motor controllers (300) controlling the plurality of first in-wheel motors (200) respectively; a plurality of second in-wheel motors (400) connected with the power battery (100); a plurality of second motor controllers (500) controlling the plurality of second in-wheel motors (400) respectively; and a vehicle management system controller (600) connected with the plurality of first motor controllers (300) and the plurality of second motor controllers (500) respectively, and configured to control the plurality of first in-wheel motors (200) and the plurality of second in-wheel motors (400) to start or stop during a running of the electric vehicle.

The invention discloses a gas drilling underground motor drilling tool. The gas drilling underground motor drilling tool comprises a double-acting compressed air power short section, a double-acting hydraulic power short section, a closed circulating hydraulic motor and a liquid separation air discharging transmission short section, which are sequentially connected with one another in a threading manner, and a chamber of each part is sealed through a sealing pad after being aligned to one another; a sealing pad d is arranged between the double-acting hydraulic power short section and the closed circulating hydraulic motor. By adopting the gas drilling underground motor drilling tool, the gas energy can be converted to high-pressure hydraulic energy, the rotor is driven to rotate through the closed cycling of hydraulic oil inside a volume-type motor, the power insufficiency caused by the compression when the gas energy is directly used for driving the motor can be overcome, all advantages for adopting the gas as the cycling medium also can be maintained, and the underground power problem of a gas drilling horizontal well, a directional well and a large-displacement well can be effectively solved.

The invention provides a method, a device and a system of compensating the torque of a turbocharged engine. The method of compensating the torque of the turbocharged engine comprises the following steps of judging a working state of a vehicle at the current moment; when the working state of the vehicle at the current moment is in a state of acceleration, inquiring an acceleration target curve of the vehicle, determining the target acceleration of the vehicle at the current moment, and determining the demand torque of the vehicle at the current moment according to the target acceleration; when the output torque of the engine is less than the demand torque at the current moment and the state-of-charge (SOC) threshold of a battery is greater than the SOC threshold of a drive, starting a motor coaxially connected to engine in advance to compensate the torque of the engine; and supplying a power source for the motor through the battery. According to the invention, the motor and the traditional engine are combined, the advantage of rapid response speed of the motor is directly utilized, thus the problem of insufficient power at the start accelerating stage of the turbocharged gasoline engine is fundamentally solved, and the power performance and drivability of the vehicle are greatly improved.

The invention discloses a wireless power supply driving method and a wireless power supply driving device for an electric automobile or an electric motorcycle, and belongs to electro-mechanics. Wireless power supply is completely used as driving energy; a receiving coil is added in a tire, a road for an electromagnetic oscillating and transmitting coil capable of wirelessly supplying power to the receiving coil in the tire is laid in the running route of the electric automobile or the electric motorcycle, the electromagnetic oscillating and transmitting coil embedded in the road transmits electrical energy, and the receiving coil arranged in the tire absorbs the electrical energy provided by the electromagnetic oscillating and transmitting coil through electromagnetic resonance; and through rectification, voltage stabilization and control of an external circuit module and through a wireless power supply receiving device, wireless transmission of the electrical energy from the pavement to the electric automobile or the electric motorcycle is realized, and a hub motor is driven to run.

The invention discloses a multi-section swing arm crawler-type robot for detection of mine disasters. The robot comprises three sections of robot bodies, crawler-type traveling mechanisms, front and rear swing arm units, joint modules and power devices, wherein each section of robot body has an independent crawler-type traveling mechanism that is symmetrically arranged on the two sides of the robot body; the first and last robot bodies are respectively provided with two crawler-type swing arms; the swing arms can be controlled by a motor to rotate around the robot body; besides, crawlers of the swing arms are transmitted by driven wheels of the crawlers of the robot bodies, so as to realize synchronous rotation of the crawlers of the robot bodies and the crawlers of the swing arms; the robot bodies are connected with one another through joint devices which can realize pitching and yaw of each section of robot body; the first and last sections of robot bodies are respectively provided with the power devices; both of the two sections of robot bodies can be used to pull or push the whole robot. According to the multi-section swing arm crawler-type robot for detection of mine disasters disclosed by the invention, the integral construction of the robot is simple; the crawler-type traveling mechanisms feature excellent climbing and obstacle crossing performances; with use of the front and rear swing arms, ability of crossing vertical obstacles and relatively long gullies of the robot is improved; front and rear sets of power devices solve the problem of the robot in insufficient power in case of special terrains; utilization of multi-section construction helps greatly enhance balance and stability of the whole robot; in conclusion, a detection and rescue robot that is simple in structure, high in safety and strong in obstacle crossing ability is implemented according to the invention.

The invention discloses a double-motor power-driven system of an electronic automobile. The double-motor power-driven system of the electronic automobile comprises a first driving motor, a first storage battery group which corresponds to the first driving motor, a second driving motor, a second storage battery group which corresponds to the second driving motor and two centrifugal one-way automatic clutches. The first driving motor and the second driving motor which are conjoined are arranged in the power-driven system in a parallel mode, the two centrifugal one-way automatic clutches which are arranged in a parallel mode are respectively connected with power output ends of the first driving motor and the second driving motor, the two centrifugal one-way automatic clutches are connected with an output end of an electromechanical coupling gearbox through a spline shaft, the output end of the electromechanical coupling gearbox is connected with a transmission shaft of a vehicle. The double-motor power-driven system of the electronic automobile has the advantages of solving the problem that the automobile is underpowered under the conditions of starting, overtaking, uphill, passing ditches and the like, and switching the underpowered motor in a double-motor group when the vehicle dynamically moves forward.

The invention discloses an electric tractor double-motor power junction control device and relates to the field of tractors. The control device comprises a wet clutch control oil way and a power junction gearbox. The wet clutch control oil way is connected according to a hydraulic oil way sequence. The power junction gearbox comprises two power input shafts, two power output shafts, a first wet clutch, an intermediate shaft and multiple pairs of gears. The wet clutch control oil way controls the wet clutch to be disengaged and engaged. The double-motor power junction control device can coordinate the working areas of two motors and also can conduct large torque output, the problem that an electric tractor is insufficient in power under a heavy-load working condition is effectively solved,meanwhile, work efficiency of the two motors is improved, different drive modes of the electric tractor are switched, and the dynamic property and economical efficiency of the electric tractor meet the requirements.

The invention discloses an M20 methanol gasoline power performance improver which is prepared by mixing 18.0-31.0 percent of 1,1-dimethyl cyclopentane, 15.0-29.5 percent of 4-trifluorometoxybenzene methanol, 15.0-24.5 percent of bi(diethylamine) phenyl phosphine, 13.0-24.0 percent of 3-amino-N-methyl benzylamine, 10.0-20.5 percent of tert-butoxy bi(dimethylamino) methanol and 9.0-19.5 percent of 2-acetyl benzofuran at normal temperature. Additives adopted by the M20 methanol gasoline power performance improver have a remarkable effect on improvement of the engine power of M20 methanol gasoline, and the common M20 methanol gasoline is added with 0.3-1.0 percent of the additives, and thus the power performance like acceleration is obviously better than that of the same model number of common methanol gasoline.

The invention discloses an industrial mechanical arm device. The industrial mechanical arm device comprises a fixed pile, wherein a sleeve cover is arranged at the periphery of the fixed pile; a box cover is arranged at the lower end of the sleeve cover; a box body is arranged at the lower end of the box cover; the right end of the sleeve cover is provided with fore-and-aft symmetrical vertical columns; a hydraulic pump is arranged at the right end of the vertical column; a mechanical rear arm is arranged at the upper end between the vertical columns; a hydraulic pump is arranged at the rightend of the upper surface of the mechanical rear arm and is tightly welded with the mechanical rear arm; a mechanical front arm is arranged at the right end of the mechanical rear arm, and the mechanical rear arm is rotatably connected with the mechanical front arm; a rotator is arranged at the right end of the mechanical front arm; and a mechanical claw is arranged at the right end of the rotator.The industrial mechanical arm device disclosed by the invention has the advantages that the box cover can rotate by 360 degrees by adopting the fixed pile as an axle, the mechanical front arm and themechanical rear arm also can move under the power of the hydraulic pump, can work on a working platform surface farther from main power, and the power is much larger than that of the existing mechanical arm, the rotator can provide rotation, and the hydraulic pump at the right end also can provide pressure.

The invention discloses a passive pipeline cleaning robot. A cleaning device and a pusing plate are arranged close to an air inlet and an air outlet respectively and are hinged through two supporting devices; one end of the cleaning device is coaxially connected with one end of the first supporting device, one end of the pushing plate is coaxially connected with one end of a second supporting device, and the other ends of the first supporting device and the second supporting device are flexibly hinged through a flexible connector; the cleaning device comprises a cleaning fixing shaft, a cleaning seat body, a plurality of cleaning assemblies, fan blades and a speed reducing mechanism; and the first supporting device and the second supporting device are the same in structure and each comprise a supporting shaft, a supporting arm, a supporting seat body, a left rotating wheel, a right rotating wheel and an elastic supporting assembly. The self-adaptive passive cleaning robot is short in transmission route, high in transmission efficiency, large in cleaning torque, high in working reliability, capable of preventing wheels from being abraded easily and more suitable for cleaning operation of bent pipelines, cleaning power and walking power do not interfere with each other, and power is sufficient.

The invention discloses a barometric pressure sensor detecting method and device. The method comprises the steps that when it is detected that an electronic control unit is powered on and the rotationspeed of an engine is zero, barometric pressure values of a barometric pressure sensor and inlet pressure values of an inlet pressure sensor are collected; when it is detected that the number, namelyn of a driving cycle is greater than a set number of cycle, the rotation speed of the engine is controlled to be a first rotation speed, and a third inlet pressure value of the inlet pressure sensoris collected; and if the absolute value of a difference value of the second barometric pressure value and the first barometric pressure value is greater than a first pressure threshold value, the absolute value of a difference value of the second inlet pressure value and the first inlet pressure value is smaller than a second pressure threshold value, and the absolute value of a difference value of the third inlet pressure value and the second inlet pressure value is greater than a third pressure threshold value, barometric pressure sensor measuring results are invalid. According to the embodiment of the invention, the accuracy of the barometric pressure sensor measuring results is detected, faults of the barometric pressure sensor can be found in time, and normal running of vehicles is ensured.

A diesel engine test method comprises the following steps: (A) program-controlled running-in of the diesel engine; (B) program-controlled test of the diesel engine. The running-in sequence of the diesel engine is optimized to avoid operation stop of the diesel engine in the test process; the test sequence and the test time of the diesel engine are optimized to reduce the test cost and improve the work efficiency. The diesel engine is pre-adjusted in the test process to reduce the test steps; the diesel engine performance is pre-adjusted in the program-controlled running-in stage and the program-controlled test stage of the diesel engine to save energy, reduce emission and improve productivity. A diesel engine test process verification means is established to simulate the running state of a whole vehicle to solve the problem of poor power performance of the whole vehicle, and can realize 100% timely verification of the test quality of Deutz diesel engines while lowering the maintenance cost. A diesel engine speed controller database is established to unify the position of diesel speed controller function limit screws; the speed controller is simplified from a complex trail state to a standardized table lookup, thereby solving the technical difficulty in adjusting the diesel engine performance.

The invention discloses alcohol ether replaced clean fuel material used for vehicles, which takes methanol, methylic tertiary butyl ether, ethanol, 190 <NUMBER> -200 <NUMBER> solvent naphtha and heat bodied oil as raw material, under the normal temperature and the normal pressure, sodium perchlorate and potassium permanganate are firstly mixed and prepared by the weight ratio of 1:2, and then filled up into the methanol to be modified, and methylic tertiary butyl ether, ethanol, 190 <NUMBER> -200 <NUMBER> solvent naphtha and heat bodied oil are added in sequence, at last, mixed benzene, light aromatics, methylethyl ketone, sulfurated alkyl phenicate, ialkyl dithiozinc phosphate salt, ethylene glycol monomethyl ether, phosphate ester and Beta- naphthylamine, alkenyl succinic acid and alkylphenol polyoxyethylene are added to prepare a kind of petrous energy source replaced liquid fuel material which resists low temperature, has good mutual solubility, is corrosion proof, has good dynamic performance, low energy consumption and obvious environmental protection effect.

The invention relates to a turbocharger hysteresis compensation device based on air compensation of an intake pipe. An independent compressor and a gas storage tank are additionally arranged on an original engine system. The compressor is connected with an output shaft of an engine through an electromagnetic clutch which is controlled through a controller. When pressure in the gas storage tank is lower than first set pressure, the controller controls the electromagnetic clutch to combine, and the compressor starts to work. When the pressure in the gas storage tank reaches second set pressure, the electromagnetic clutch is controlled to separate, and the compressor stops working. When the rotating speed of the engine is low, a turbocharger does not work, and a high-speed solenoid valve is controlled by the controller to directly supply high-pressure air to the intake pipe of the engine.

The invention discloses a multifunctional car-mounted air conditioner which comprises a car-mounted air conditioner body installed on a car. A fixing seat is arranged on the lower side of the car-mounted air conditioner body. The multifunctional car-mounted air conditioner is novel in structure, capable of sufficiently utilizing solar energy and provided with the car-mounted air conditioner body by combining a car skylight structure; and the solar energy generation technology is adopted by the multifunctional car-mounted air conditioner to continuously supply power to a lithium battery and ensure that under the condition of sufficient sunlight, continuous work can be achieved without car starting. According to the multifunctional car-mounted air conditioner, the existing air conditioner integrated machine technology is adopted to adjust and control the temperature inside the car, and additionally an air purifier is arranged, so that air purification in the car is achieved; and meanwhile, a liquid crystal operation panel is arranged, and through a temperature-control timing switch, the temperature in the car is adjusted and controlled. The problem that the air conditioner of the car is started, so that power is insufficient can be solved, and an idea is provided for solving the problems that in blistering summer day, due to outdoor parking for a long time, the temperature in the car needs to be controlled, and air needs to be purified.

The invention provides a caterpillar-type direct-pushing drilling machine and static sounding all-in-one machine and mainly relates to the field of environmental modification and geological exploration. The caterpillar-type direct-pushing drilling machine and static sounding all-in-one machine comprises a caterpillar chassis and a platform. One end of the platform is provided with a main direct-pushing drilling machine body, the main direct-pushing drilling machine body is provided with a direct-pushing work device, and the other end of the platform is provided with a static sounding work device. The middle of the platform is provided with a power system, the platform is provided with a hydraulic control system, one side of the platform is provided with an operation table, and the operation table is in signal connection with the hydraulic control system. The caterpillar-type direct-pushing drilling machine and static sounding all-in-one machine has the advantages that the direct-pushing drilling machine and static sounding are integrated on the caterpillar-type platform on the same chassis in a mutual noninterference mode, the problem that the two drilling modes are not compatibleis solved, the adaptability to the site is improved, the all-in-one machine can work in a harsh site environment, the investigation efficiency is greatly improved, and the investigation cost is lowered.

The invention discloses a fault processing method for a hub motor distributed driving system. The method comprises the steps that whether each hub motor fails or not is judged; the torque T of a failure hub motor is adjusted, wherein the torque T of the failure hub motor is larger than 0 and smaller than the actual output torque of the failure hub motor; and the torque of each normal hub motor isadjusted according to the power performance requirement of a vehicle and the stability of the whole vehicle. The failure hub motor torque is controlled through the drive failure factor, on the premisethat the stability of the whole vehicle is maintained, the torque of other hub motors is controlled in combination with the intention of a driver to guarantee the dynamic property of the vehicle, andthe advantage that the distributed drive hub motor vehicle is independent and controllable is brought into play to the maximum extent; the problem that a four-hub motor driven vehicle is insufficientin dynamic property under a failure fault is effectively solved, and the safety and the working efficiency of emergency rescue work are improved.

The invention relates to an electric pump integrated fuel filter base assembly capable of automatically exhausting. The electric pump integrated fuel filter base assembly comprises a shell, a filter element assembly and an electric pump. The electric pump integrated fuel filter base assembly is characterized in that the shell comprises a bottom cylinder and an upper cover, wherein a first accommodating cavity is formed in the bottom cylinder; the upper cover is provided with a second accommodating cavity; the upper cover is provided with a plurality of groups of oil inlets and oil outlets; an iron net piece and an annular filter paper piece are arranged in the second accommodating cavity; the side portion of the oil inlet is connected with a reflux pipeline in a communicating mode; the end portion of the reflux pipeline extends to the side wall of the upper cover and is connected with the second accommodating cavity in a communicating mode; an exhaust pipe vertically distributed upwards is arranged in the middle of the reflux pipeline; an exhaust hole is formed in the end portion of the exhaust pipe; and copper sintering is distributed in the exhaust hole. The electric pump integrated fuel filter base assembly capable of automatically exhausting has the beneficial effects that the problem that in the prior art, an existing filter base assembly is difficult to exhaust is solved, the oil circulation rate is increased, and the filtering efficiency is improved.