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Intelligent wheelchair and control method thereof
InactiveCN107174418ASimplify control stepsImprove user experienceWheelchairs/patient conveyanceEmbedded systemWheelchair
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.
Owner:GOERTEK INC
Steering controlling method of automatic steering device of unmanned vehicle
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.
Owner:BIT INTELLIGENT VEHICLE TECH CO LTD
Electronic parking control method and system
InactiveCN104228796ASimplify control stepsAvoid hitting teeth or even damageAutomatic initiationsLow speedComputer science
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.
Owner:GREAT WALL MOTOR CO LTD
Control method for neutral-point voltage of bus of 10kW three-phase grid-connected inverter
InactiveCN102882406AImprove stabilitySimplify control stepsDc-ac conversion without reversalCapacitanceEngineering
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.
Owner:JIANGSU KAIFAN ELECTRICAL APPLIANCES
Water tank automatic push-out structure and cooking device with same
PendingCN113693434AAvoid problems that cannot be rolled out smoothlyEasy to controlSteam cooking vesselsRoasters/grillsElectric machineryEngineering
The invention relates to a water tank automatic push-out structure and a cooking device. The water tank automatic push-out structure comprises a water tank, a water tank seat, a driving motor and a pushing piece, the pushing piece is used for pushing out the water tank forwards, at the first angle, a connecting line AB is parallel to the extending direction of the water tank, and in the state, the water tank is pushed out under the action of the pushing piece; and at the second angle or the third angle, the connecting line AB intersects with the extending direction of the water tank to form the second angle or the third angle, and in the state, a gap is reserved between the pushing piece and the tail of the water tank so that the water tank can be pushed into the water tank base under the action of external force. Compared with the prior art, the pushing piece can push out the water tank no matter the pushing piece sequentially moves along the second angle, the first angle and the third angle or sequentially moves along the third angle, the first angle and the second angle, the pushing piece does not need to reset after the water tank is pushed out, and therefore the action process and control steps of pushing out the water tank are simplified.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD
Method and device for controlling audio frequency
InactiveCN105760154ASimplify control stepsMeet individual audio control needsSubstation equipmentSpeech recognitionUser needsComputer terminal
The embodiment of the invention discloses a method and device for controlling audio frequency.The method comprises the steps that after Bluetooth connection is established between the device and Bluetooth equipment successfully, a starting instruction sent by the Bluetooth equipment is received, a voice control mode of a mobile terminal is started according to the starting instruction, voice signals of a user aiming at the mobile terminal are collected, and the audio frequency is controlled to be played according to the voice signals.According to the method for controlling the audio frequency, when the user needs to control audio frequency playing, the terminal does not need to be operated by hand, the audio frequency can be controlled to be played through the voice signals of the user, and therefore the efficiency and convenience of audio frequency control are improved, and user experience is enhanced.
Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD
Terminal control method, device and wearable device
InactiveCN105677040ASimplify control stepsShort timeInput/output for user-computer interactionCharacter and pattern recognitionInformation gainComputer terminal
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.
Owner:SHENZHEN SKYWORTH DIGITAL TECH CO LTD
Automatic stereoscopic warehouse unit cargo self-aligning storage platform and alignment method thereof
InactiveCN103213800ASimplified delivery stepsSolve the problem of difficult reprintingStorage devicesMechanical engineeringEngineering
Owner:MILITARY TRANSPORTATION UNIV PLA
A decoupling control method for a suspension system of a four-degree-of-freedom magnetic levitation motor
ActiveCN109039190AHigh precisionHigh decoupling control performanceElectronic commutation motor controlVector control systemsElectromagnetic couplingDecoupling controller
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.
Owner:JIANGSU UNIV
Master end control module of interventional operation robot
PendingCN113729960ASimplify control stepsLow operating pressureGuide wiresSurgical manipulatorsPhysical medicine and rehabilitationEngineering
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.
Owner:SHENZHEN INST OF ADVANCED BIOMEDICAL ROBOT CO LTD
Control method for multi-split air conditioner, multi-split air conditioner, and medium
PendingCN110762777ASimplify control stepsReduce manufacturing costMechanical apparatusData packControl engineering
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.
Owner:GUANGZHOU HUALING REFRIGERATION EQUIP +1
Collecting type 90-degree steel wire cord fabric cutting machine and control method thereof
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.
Owner:TIANJIN SAIXIANG TECH
Preparation method and processing equipment of traditional Chinese medicine medicated leaven
ActiveCN108653419AHigh degree of automationEasy to operateDigestive systemMetal working apparatusTraditional Chinese medicinePhaseolus
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.
Owner:BEIJING SHENGSHILONG PHARMA
Motor control apparatus
ActiveCN108933556APrevent upper and lower short circuit abnormalitiesAvoid damageBatteries circuit arrangementsElectric motor controlOvervoltageThree-phase
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.
Owner:MITSUBISHI ELECTRIC CORP
Voice control method, device and readable storage medium for drawer type dishwasher
ActiveCN108670150AImprove experienceAvoid situations where function sensitivity is reducedTableware washing/rinsing machine detailsKey pressingSpeech control
Owner:WUHU MIDEA SMART KITCHEN APPLIANCE MFG CO LTD
Control method for equipment for automatically binding wire harness by using plastic binding tape
ActiveCN105584659ALow costEasy to implementBinding material applicationPackaging automatic controlSquare waveformControl system
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.
Owner:GUILIN UNIV OF ELECTRONIC TECH
Smart home control system for elder
InactiveCN108181824ASimple and efficient serviceEnsure safetyComputer controlProgramme total factory controlRemote controlControl system
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.
Owner:佛山杰致信息科技有限公司
Method for preparing oxazoline insecticide arforaging intermediate
PendingCN112679338ASimplify control stepsHigh yieldOrganic compound preparationCarboxylic acid esters preparationCarboxylic acidReaction step
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.
Owner:LIVZON NEW NORTH RIVER PHARMA
Smart control panel and control method and control apparatus thereof
InactiveCN107942715ASimplify control stepsImprove experienceComputer controlCasings with display/control unitsEngineeringControl mode
The application relates to a smart control panel comprising a housing assembly, a display screen installed at the housing assembly, a touch screen stacked at one side, deviating from the housing assembly, of the display screen, a key assembly being adjacent to the touch screen and being connected to the housing assembly, and a main control board arranged inside the housing assembly. The main control board is used for presetting a control mode in the key assembly according to a setting instruction of a user, wherein the control mode includes one or more control parameters corresponding to different intelligent devices respectively. And the main control board is also used for associating the set control mode with a designated key. In addition, the application also relates to a smart controlpanel and a control apparatus thereof. With the smart control panel and the control method and control apparatus thereof, the control steps of the user are simplified; the convenience of controlling of an intelligent device is improved; and the user experience is enhanced.
Owner:SHENZHEN OURUIBO ELECTRONICS
Telemetry radio-frequency power and frequency controller and operation method thereof
InactiveCN109979178ASimple structural designReduce volumeTransmission systemsEngineeringControl switch
The invention discloses a telemetry radio-frequency power and frequency controller which comprises an FPGA chip, a control switch, an interface chip, a power supply chip, a crystal oscillator and a base. The interface chip, the FPGA chip and the crystal oscillator are all connected with the power supply chip. The interface chip is connected with the FPGA chip. The interface chip and the FPGA chipare bidirectionally communicated. The FPGA chip is connected with the crystal oscillator. The FPGA chip is connected with a dial switch, a power selector switch, a confirmation setting switch and an LED indicator. According to the invention, the controller can be applied to a telemetry product which needs to change the transmission power level and the transmission frequency; control steps can be greatly simplified; when transmission power and a frequency point are controlled, the dial switch of the controller is adjusted to a needed value; remembering relevant control commands is not needed; unsuccessful transmission power and frequency point control caused by an instruction transmission error or a serial port software setting error is prevented; the controller is small in size and convenient to carry; and a user simply needs to carry the controller and related cables when controlling the transmission power and the frequency point of the telemetry product.
Owner:西安思丹德信息技术有限公司
Control method of sweeping robot, sweeping robot and medium
ActiveCN112545373ASave storage spaceSimplify control stepsCarpet cleanersFloor cleanersComputer visionHand parts
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.
Owner:AMICRO SEMICON CORP
Direct-buried bolt positioning control method
InactiveCN111749264AGuaranteed installation accuracyGuaranteed positioning accuracyFoundation engineeringBuilding material handlingControl lineMechanical engineering
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.
Owner:CHINA 19TH METALLURGICAL CORP
Four-footed walking robot leg mechanism based on solidworks
InactiveCN104932499ASimplify the collection processSimplify control stepsPosition/course control in two dimensionsSimulationMotion Mode
An application method of four-footed walking robot leg mechanism based on Solidworks relates to the robot technical field; the application method comprises the following steps: 1, collecting motion images of the four-footed walking robot leg mechanism based on Solidworks, analyzing the images, and setting up a database after analysis; 2, collecting images of a walking floor, carrying out filter process for the images, and sending the images to a model database; 3, combining the model database with the database, and using a motion algorithm to calculate motion tracks; 4, searching the database according to the motion tracks, and selecting a proper motion mode; 5, sending the motion mode to a controller, and the controller controls the four-footed walking robot to walk according to the motion mode. The four-footed walking robot leg mechanism application method simplifies acquisition and control steps, saves time, improves work efficiency, and is accurate in control and convenient in usage.
Owner:NANJING LIKUN INTELLIGENT TECH
Background application shortcut control method and terminal, and computer readable storage medium
InactiveCN107315613ASimplify control stepsImprove experienceProgram loading/initiatingComputer engineering
Owner:NUBIA TECHNOLOGY CO LTD
Household appliance control method based on cleaning robot, cleaning robot and chip
InactiveCN112751734AImprove convenienceSimplify control stepsAutomatic obstacle detectionTravelling automatic controlControl objectiveControl engineering
The invention relates to a household appliance control method based on a cleaning robot, the cleaning robot and a chip. The method comprises the following steps that a sweeping robot receives control information sent by a user, and the control information comprises the voice information and / or gesture information; a target household appliance and a control instruction are determined according to the control information; and the sweeping robot sends the control instruction to the control target household electrical appliance to control the target household electrical appliance to execute the control instruction, so the effect of simplifying the control steps of the intelligent household electrical appliance is achieved, and convenience of the intelligent life of a user is improved.
Owner:AMICRO SEMICON CORP
Method of preparing obeticholic acid
InactiveCN108250262ASimplify Compositing DifficultyLower synthesis costSteroidsBulk chemical productionImpurityObeticholic acid
The invention discloses a method of preparing an obeticholic acid intermediate and obeticholic acid. A synthesis route of the intermediate is shown below as shown in the specification. The preparationmethod has good stereoselectivity in a reaction process, so that the synthesis difficulty of obeticholic acid is greatly reduced, and the synthesis cost of obeticholic acid is lowered. The method ismild in reaction conditions and easy to realize industrially, and the low-impurity obeticholic acid intermediate and obeticholic acid can be obtained. Raw materials used by the method are safe and lowin cost, and the production cost is effectively lowered.
Owner:LIVZON NEW NORTH RIVER PHARMA
Control method applied to aromatherapy machine
ActiveCN110585469ASimplify control stepsIncrease pleasureAtomized substancesTransducer casings/cabinets/supportsAudio electronicsVoice frequency
The invention relates to a control method applied to an aromatherapy machine. The aromatherapy machine comprises a water tank having a preset volume and Wifi audio electronics. The control method comprises the steps of receiving a voice communication command of a user; according to the voice communication command, performing oscillation and decomposition on essential oil in the water tank throughultrasonic waves so as to produce spray; performing parsing on the voice communication command so as to obtain an audio electronics control command; according to the audio electronics control command,controlling the Wifi audio electronics to give out a first voice frequency signal; and according to the rhythm characteristic of the first voice frequency signal, regulating the oscillation frequencyand the decomposition rate of the essential oil. According to the control method of disclosed by the embodiment of the invention, wireless voice operation and control on the aromatherapy machine canbe realized, and the communication compatibility and the control simplicity and convenience of the aromatherapy machine are improved; and besides, the shape of the spray produced by the aromatherapy machine generates self-adapted changes along with the rhythm of the first voice frequency signal, so that better audiovisual effects are brought to users, the rhythm sense of the spray produced by thearomatherapy machine can be increased, and more comprehensive high-end comfortable experience sense is brought to the users.
Owner:深圳市璐琥实业发展有限公司
Zero-sequence protection circuit and system applying same
InactiveCN105529682AAvoid damageImprove securityReactive power adjustment/elimination/compensationEmergency protective arrangements for automatic disconnectionElectricityPower compensation
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.
Owner:NINGBO HI TECH ZONE DINGNUO ELECTRIC
Control method of air conditioner, air conditioner and computer readable storage medium
InactiveCN110173860ASimplify control stepsMechanical apparatusSpace heating and ventilation safety systemsComputer engineering
Owner:GD MIDEA AIR-CONDITIONING EQUIP CO LTD +1
Motorcade control method, joining method, control device and joining device
ActiveCN113788030ASimplify control stepsReduce the chances of being unable to join a convoyElectric energy managementAutomotive engineeringReal-time computing
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.
Owner:BEIJING JIUXING ZHIYUAN TECH CO LTD
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