108results about How to "Simplify control steps" patented technology

The invention discloses an intelligent wheelchair and a control method thereof. The intelligent wheelchair comprises an intelligent wheelchair body, a front laser radar, a rear laser radar, an input device and a processor, wherein the front and rear laser radars are arranged on the intelligent wheelchair body, the input device receives a command input by a user, and the processor obtains an establishment command of a map, establishes a map of the current environment according to the establishment command and the received information of target points in the current environment, and saves the map, wherein the information is returned by the front and rear laser radars after the front and rear radars scan the current environment. The processor obtains a driving command for indicating the to-be-reached named place in the current environment, and controls the intelligent wheelchair to move the named place according to the driving command and the map of the current environment. According to the intelligent wheelchair and the control method thereof, the intelligent wheelchair automatically travels to the destination through navigation according to the command of the user, the operating steps of the user are simplified, and the requirements are met.

The invention provides a steering controlling method of an automatic steering device of an unmanned vehicle. The steering controlling method comprises the following steps that an absolute zero position is demarcated; a steering controller controls the unmanned vehicle to enter an automatic driving mode; the steering controller amends an expected steering angle of an output shaft of a motor (111); the steering controller obtains an actual steering angle of the output shaft of the current motor (111) through an encoder (115); and the steering controller controls an algebraic difference value of the expected steering angle and the actual steering angle, and steering is achieved. The controlling steps are simple; switching between manual driving and automatic driving can be completed; software is adopted to conduct limiting; setting is relatively flexible; the phenomenon of overlarge steering of a steering wheel can be effectively prevented; and precise steering is achieved.

The invention provides an electronic parking control method and system. The electronic parking control method comprises the following steps: 101, starting an electronic parking system; 102, judging whether a vehicle stays at a starting state or not; executing the step 103 when the vehicle stays at the starting state; executing the step 107 when the vehicle does not stay at the starting state; 103, judging whether the vehicle speed is greater than 0km/h; executing the step 104 when the vehicle speed is greater than 0km/h; executing the step 105 when the vehicle speed is less than or equal to 0km/h; 104, unlocking the electronic parking system; 105, judging whether the vehicle stays at a brake state or not; executing the step 104 when the vehicle stays at the brake state; executing the step 106 when the vehicle does not stay at the brake state; 106, judging whether the vehicle is located on a slope or stays at a low-speed running state; executing the step 104 when the vehicle is located on the slope or stays at the low-speed running state; 107, locking the electronic parking system. By adopting the electronic parking control method provided by the embodiment of the invention, the process that a shift lever is pushed into or unplugged from a gear P by a driver can be avoided, and the teeth fighting and damage problem of a parking gear can be avoided.

The invention relates to a control technique of a photovoltaic power generation system device and particularly relates to a control method for a neutral-point voltage of a bus of a 10kW three-phase grid-connected inverter. The method comprises the following steps of: alternately sampling voltages at two ends of voltage dividing capacitor C1 and C2 of the bus at the same interval T to respectively obtain sampling values VC1 and VC2; and comparing VC1 and VC2 with 1/2 of the voltage value of the bus, if the deviation range exceeds a set value, regulating the duty ratio of main switch tubes in two Boost converters to ensure that the values of VC1 and VC2 are returned to be equal to the 1/2 of the voltage value of the bus. The method provided by the invention is simple in control step, a voltage dividing resistor is not required to be arranged, and the power consumption is reduced; and the whole process is controlled by virtue of computer software, so that the control precision is high, the stability of the neutral-point voltage of the bus is good, and therefore, the higher power output quality requirement can be fulfilled.

The embodiment of the invention discloses a terminal control method which comprises the following steps: acquiring azimuth information and eye information of a user; acquiring corresponding terminal control information according to the azimuth information and the eye information of the user; transmitting the terminal control information to a terminal, thereby controlling a terminal. The embodiment of the invention further discloses a terminal control device and a wearable device. According to the embodiment of the invention, after the azimuth information and the eye information of the user are acquired, corresponding terminal control information can be acquired according to the corresponding relationship of the preset azimuth information and eye information of the user and the terminal control information, then the terminal can be controlled, the control steps are simple and short in time, hands of people can be freed, and convenient man-machine interaction can be achieved.

The invention discloses an automatic stereoscopic warehouse unit cargo self-aligning storage platform which comprises a frame, a conveying mechanism which is arranged on the frame and is used for bearing unit cargos and conveying the cargos forwards; and the storage platform also comprises a cargo collection platform which is arranged in the middle of a cargo inlet end of the conveying mechanism and on which a weight sensor is arranged, a correction mechanism which is arranged on two sides of the cargo collection platform, and a controller; the cargo collection platform is driven and can move up and down vertically; the centering mechanism comprises a left centering plate and a right centering plate which are respectively arranged on two sides of the cargo collection platform; and the left centering plate and the right centering plate can be driven to synchronously move reversely. Meanwhile, the invention also discloses an adjusting method thereof. By employing a lifting type cargo collection platform, the cargo collection position is lifted, limitation of the transverse baffles on two sides is avoided, the forklift is only required to be approximately aligned during delivery, the correction mechanism is driven to finish centralization and alignment in the process of descending the cargo collection platform, the time, labor and work are saved, and the cost and labor requirements are reduced.

The invention discloses a decoupling control method for a suspension system of a four-degree-of-freedom magnetic levitation motor, which is divided into a suspension system and a torque system. In thesuspension system, there is electromagnetic coupling between the front displacement x1, y1 and the rear displacement x2, y2 in the radial direction, and the coaxial displacement between x1 and x2, y1and y2 will influence each other, so there is mechanical coupling. In order to solve these two kinds of coupling, the input of the controlled object is the current in the suspension winding, and theoutput is the front and rear displacement of the suspension rotor. Two closed-loop controllers are designed to control the front and rear displacement respectively. The displacement sensor is used todetect the radial displacement of the rotor and the displacement signal is fed back to the closed-loop controller. Electromagnetic decoupling controller is constructed to solve the electromagnetic coupling between the front and rear sides of the rotor, and mechanical decoupling controller is constructed to output compensation current to the suspension winding to solve the mechanical coupling.

A master end control module of an interventional operation robot is used for being matched with a slave end robot, the slave end robot receives operation information of the master end control module and executes corresponding actions, and the master end control module of the interventional operation robot comprises a receiving and transmitting device, a system controller, an operation handle and a switching device. The operation handle sends operating information given by the master end to the system controller, the receiving and transmitting device is in signal connection with an external slave end robot, the switching device can be switched to different states, the master end control module of the interventional operation robot recognizes the gear after the shifting rod is switched, gear information is transmitted to the slave end robot through the receiving and transmitting device, the slave end robot confirms the object of the operation according to the gear information, and then operates the corresponding guide wire or catheter according to the operation information given by the operation handle. Precise control of one wire and multiple pipes is achieved, the practicability is high, and the high popularization significance is achieved.

The invention relates to a control method of a multi-split air conditioner. The control method of the multi-split air conditioner comprises the following steps that a wired controller receives a control instruction; indoor unit information and control parameters are acquired according to the received control instruction, and a control data packet is generated according to the indoor unit information and the control parameters; and the control data packet is sent to a target indoor unit connected with the wired controller, wherein when receiving the control data packet, the target indoor unit sends the control data packet to an outdoor unit, so that the outdoor unit controls an indoor unit corresponding to the indoor unit information according to the control parameters. The invention further discloses the multi-split air conditioner and a computer-readable storage medium. The effect of simplifying the control steps of the multi-split air conditioner is achieved.

The invention discloses a collecting type 90-degree steel wire cord fabric cutting machine. The collecting type 90-degree steel wire cord fabric cutting machine comprises an unwinding device, an input device, a cutting device, a fabric pulling device, a fabric collecting device, a splicing device, an output device and a winding device, wherein the input device comprises a plurality of unpowered rollers; the cutting device and the fabric pulling device are sequentially arranged in front of the input device; the fabric pulling device comprises a row of clamps in parallel to the unpowered rollers, a fabric pulling motor capable of driving the clamps to move forwards and backwards, and a screw nut mechanism for transmission; the fabric collecting device comprises a conveying belt which is inclined downwards along the feeding direction and a supporting beam which is arranged in the middle of the conveying belt; the supporting beam can be driven to be lifted so as to support the conveying belt at the front section for material collection. Meanwhile, the invention discloses a control method of the collecting type 90-degree steel wire cord fabric cutting machine. Due to the integrated design of fabric pulling and unwinding, a set of servo and control systems is simplified, and the cost is reduced; meanwhile, the efficiency is greatly improved from 8 times per minute to 16 times per minute, and the splicing and edge-aligning accuracy is improved by aligning an edge-checking roller on the side of the conveying belt with the output device.

The invention discloses a preparation method of traditional Chinese medicine medicated leaven. The preparation method is characterized by comprising the following steps of: S1: grinding phaseolus calcaratus and semen armeniacae amarae into coarse powder A, S2: mixing flour and the sieved coarse powder A to form a powder medicine B, S3: cutting cocklebur, sweet wormwood and red-knees herb into small sections, adding water for decocting, performing filtration to prepare filtrate C, S4: putting the powder medicine B in a mixer for premixing to form a uniform mixture D, S5: mixing the filtrate C and the mixture D in the mixer to form a medicine composition E, S6: preparing the medicine composition E into a medicated leaven block F, S7: putting the medicated leaven block F in a fermentation tank for fermentation, S8: dicing the fermented medicated leaven block F, and S9: putting the cut cubical blocks G into an oven. High-efficiency preparation of the medical traditional Chinese medicine medicated leaven is achieved; the production efficiency of the medicated leaven is improved; and the quality of the medicated leaven in modernized production is ensured.

The invention discloses a motor control apparatus used for restraining the occurrence of overvoltage abnormity and preventing circuit components from being damaged. An upper switching device and a lower switching device in an electric-power conversion unit are separately driven to close by an upper closing command signal and a lower closing command signal, respectively, generated by a calculationcontrol unit; in response to occurrence of an excessive current abnormality or an excessive voltage abnormality, upper and lower selection circuits and a penetration prevention circuit provided in a signal path select an upper three-phase short-circuiting command signal or a lower three-phase short-circuiting command signal, or an upper-and-lower six-phase cutoff command signal, and a penetrationprevention time prohibits upper and lower switching devices from being concurrently closed; when an excessive voltage abnormality occurs, the three-phase short-circuiting command signal is immediatelygenerated, without an advanced cutoff operation being performed. As a result, excessive-voltage breakage of the circuit components is prevented.

The invention discloses a voice control method, device and computer-readable storage medium for a drawer type dishwasher. The method comprises the following steps of: receiving the voice information of a user through the voice device, and acquiring a corresponding control instruction according to the voice information when the voice information is valid; acquiring a current state of a drawer typedishwasher, and selecting a target drawer in the drawer-type dishwasher to perform corresponding control operation according to the current state of the drawer-type dishwasher and the control instruction. The voice device may be used separately from a drawer dishwasher, and the sensor may be mounted to a location where the user is convenient to operate. And the drawer in the drawer type dishwasheris remotely controlled through the voice to perform correponding operations, the condition that the function sensitivity is reduced due to the key or the touch screen being stained with the oil stainon the user's hand is avoided, and the control step is simplified, and the user experience is improved.

The invention relates to a control method for equipment for automatically binding a wire harness by using a plastic binding tape. The control method is used for controlling the equipment for automatically binding the wire harness by using the plastic binding tape by using a control system for the equipment for automatically binding the wire harness by using the plastic binding tape, wherein the control system comprises a controller, a charging control unit, a binding control unit and a shearing control unit; and the control method comprises the steps of setting parameters of the equipment for automatically binding the wire harness by using the plastic binding tape; controlling the operating state of an air cylinder by using a logic signal; taking a square wave output by the controller as a control signal of a stepping motor; and detecting signals fed back by a limit switch and a photoelectric sensor through external interruption. The control method has the beneficial effects that relevant system parameters can be set according to different binding requirements; the control method is suitable for various occasions, easy to realize and simple in step; and the control system adopts a sensor technology, so that not only are the binding precision and reliability ensured, but also the cost of the control system is reduced.

The invention discloses a smart home control system for the elder. The smart home control system for the elder comprises a host, an environment monitoring module, an entrance guard module, an antitheft module and a lighting module. The host is used for receiving and transmitting instructions to control working of all the modules. The environment monitoring module comprises a smoke sensor, a temperature sensor and a flame sensor. The smoke sensor is used for detecting the indoor smoke concentration. The temperature sensor is used for detecting the indoor temperature change. The flame sensor isused for detecting the indoor flame situation. The entrance guard module comprises a face recognition unit and a remote control unit. The face recognition unit is used for intelligently recognizing the face of the elder to open and close the door. The remote control unit is used for remotely controlling opening and closing of the doors and the windows through the mobile phone. The antitheft modulecomprises an infrared sensor and an electronic monitor. The smart home control system for the elder is low in cost, easy to operate, high in degree of automation and suitable for the elder and can provide the high-quality service for the elder.

The invention discloses a method for preparing an oxazoline insecticide arfamarin intermediate. The intermediate is 4-formyl-naphthalene-1-carboxylic acid, and compared with a synthesis route of US6613942B1, the synthesis route of the oxazoline insecticide arfamarin is simple. According to the method provided by some embodiments of the invention, through exploration, the reaction steps are shortened from three steps to one step, so the oxazoline insecticide arforlaana intermediate product with qualified purity can be obtained. The intermediate control steps are simplified, meanwhile, the product yield is increased, and industrial production is easier.

The invention discloses a control method of a sweeping robot. The method comprises the following steps that: when a voice wake-up instruction is received, a camera device is started; user gesture features are obtained through the camera device, wherein the gesture features comprise hand shape features and hand motion trails; and control information corresponding to the gesture features is obtained, and the sweeping robot is controlled to operate according to the control information. The invention further discloses a sweeping robot and a computer readable storage medium. The control steps of the sweeping robot can be simplified.

The invention relates to the technical field of direct-buried bolt installation, and provides a direct-buried bolt positioning control method. An X-direction control line and a Y-direction control line are set out on the basis, an X-direction laser emission source and a Y-direction laser emission source are installed with the control lines as the basis, and the installation precision of the X-direction laser emission source and the Y-direction laser emission source is guaranteed; and the position and perpendicularity of a direct-buried bolt are accurately controlled through the X-direction laser emission source and the Y-direction laser emission source, the control steps are simplified, the working efficiency is improved, the accumulated error in the control process is reduced, the installation precision of a reference bolt is improved, and then the position precision of equipment after installation is guaranteed.

The invention discloses a zero-sequence protection circuit, which aims to provide electric leakage detection and switch-off protection to a three-phase circuit, and solves the problem of three-phase imbalance electric leakage phenomenon due to operating states of a capacitor in operation. The zero-sequence protection circuit is characterized by comprising a three-phase wiring port, a circuit breaker connected with the three-phase wiring port, and a thyristor connected with the circuit board, wherein the three-phase wiring port is sleeved with a zero-sequence mutual inductor, a control end of the thyristor is connected with an intelligent controller through a normally-closed electronic switch, and the zero-sequence mutual inductor is electrically connected with the normally-closed electronic switch for driving the normally-closed electronic switch to switch off when detecting electric leakage, thereby switching off connection of the intelligent controller. The zero-sequence protection circuit and a system applying the same achieve the effect of improving safety performance and power compensation.

The invention discloses a control method of an air conditioner. The control method comprises the following steps: acquiring the gesture of a user in a monitoring image in influence space of the air conditioner; obtaining operating parameters corresponding to the user making a preset gesture if the acquired gesture is the preset gesture; controlling the air conditioner to operate according to the operating parameters. The invention further discloses the air conditioner and a computer readable storage medium, and the effect of simplifying control steps of the air conditioner is achieved.

The invention provides a motorcade control method, a joining method, a control device and a joining device.The motorcade control method comprises the steps that obtaining the target position where a target vehicle is located, and determining the driving time of the motorcade driving to the position of the target vehicle according to the target position and driving information of the motorcade; sending the joining agreement instruction and the driving time to the target vehicle; and controlling all vehicles of the motorcade to stop driving at the corresponding preset positions through the target position and the driving information of the motorcade according to the feedback that the target vehicle confirms to join, sending a motorcade entering instruction to the target vehicle, and controlling the motorcade to continue driving after receiving a target vehicle in-place instruction. By adopting the scheme, after the fact that the motorcade can accept the joining of the new vehicle is determined through the driving information of the motorcade, the joining of the target vehicle is accepted, and automatic driving is carried out along with the motorcade. The step of adding the vehicle into the motorcade control is simplified, meanwhile, the situation that the vehicle cannot be added into the motorcade is reduced, and the accuracy and the utilization rate of automatic formation driving can be improved.