91results about How to "Avoid error control" patented technology

The invention relates to a human-eye control apparatus for a vehicle-mounted system. The apparatus comprises a camera, the vehicle-mounted system and a transparent display, wherein the vehicle-mounted system comprises a video acquisition module, an image processing module and an eye control system module. The camera is used for scanning a driving region and acquiring images within one second; the vehicle-mounted system processes the acquired images and judges a vehicle-mounted system control instruction according to eye motion information; and the transparent display feeds back vehicle-mounted system information, so that the convenience in control is brought for a driver. The vehicle-mounted system is controlled through eye actions in the whole process from turn-on of the transparent display and turn-off of the transparent display.

A surgical apparatus includes an actuation unit disposed on a handle and a control unit providing at least three modes for controlling the electrical instrument. The actuation unit contains a switching rocker with an operating element, which is rotatable about a rocker axis that can be shifted perpendicular to the surface of the handle, so that starting from an initial position a first or second function position can be reached by forwards or backwards rotation about the rocker axis, and a third function position can be reached by pressing the operating element inward, two sensors being disposed on the operating element, one on the left and the other on the right side of the rocker axis, in such a way that by means of the sensors the function position selected by means of the switching rocker can be determined by the control unit.

The invention discloses a control method of a nuclear power steam generator. The control method comprises the steps of (a) mechanism modeling in which a high-temperature gas-cooled-reactor steam generator model is established according to thermotechnical waterpower principle; (b) data collection; (c) state estimation; (d) fault diagnosis and reconstruction; and (e) control according to reconstructed values. Tolerance control design is carried out on the steam generator based on a traceless Kalman filter; and on the basis of a lumped parameter model, tolerance control with stable water level and flow of the steam generator is achieved by detecting and separating sensor faults in real time and reconstructing output values of the sensor. Even if detection faults occur in the sensor, the control effect is good, the cost of hardware redundancy is reduced, tracking control for a multivariable nonlinear system can be realized, the possibility of nuclear power safety accidents caused by detection faults is effectively reduced, the safety level is high, the control effect is good, and computers are easy to control.

The invention discloses a control method and a control system for mechanical ventilation of a greenhouse. The control method is used for controlling a fan in the greenhouse and comprises the following steps of: acquiring the rotating speed of the fan, temperatures inside and outside the greenhouse, humidity inside and outside the greenhouse and total solar radiation of the greenhouse; and generating a control signal for controlling rotation of the fan according to a greenhouse energy balance model based on the acquired rotating speed, temperatures inside and outside the greenhouse, humidity inside and outside the greenhouse and total solar radiation. According to the method and the system, the environmental conditions of the greenhouse can be acquired in real time based on the acquired rotating speed, temperatures inside and outside the greenhouse, humidity inside and outside the greenhouse and total solar radiation of the greenhouse, and the rotation of the fan is adjusted in real time based on the environmental conditions and according to the greenhouse energy balance model, so that continuous rotation of the fan can be controlled, and the energy consumption is low.

The present invention relates to hearing apparatus and a method for own-voice detection. A hearing aid wearer's own voice frequently leads to artifacts and response errors in various hearing aid algorithms. It is provided that the user's own voice to be detected by a special analysis device, and the hearing aid algorithms can be controlled as a function of detection. This can be achieved by providing a microphone (MI) in the auditory channel (GG) whose signal level is compared with that of an external microphone (ME1, ME2). This allows some form of control, e.g., the automatic gain control (AGC) of a hearing aid to be 'frozen', in the presence of the hearing aid wearer's own voice.

The invention provides a 10G Ethernet gearbox first in first out (Fifo) read-write control and fault tolerance system, which comprises physical coding sublayer (PCS) receiving equipment and a transceiver connected with the PCS receiving equipment through an interface bus XSBI. The PCS receiving equipment comprises a Demux module, a synchronous header searching module, a descrambling module, a Gearbox Fifo variable speed module and a 64B / 66B decoding module, wherein the Demux module, the synchronous header searching module, the descrambling module, the Gearbox Fifo variable speed module and the 64B / 66B decoding module are sequentially connected; and the Gearbox Fifo variable speed module comprises an ultrashort frame processing module, an ultralong frame processing module, a lost frame header processing module, a lost frame footer processing module, a read-write selection module and a monitoring data module. According to the 10G Ethernet gearbox Fifo read-write control and fault tolerance system, the problem of misreading-miswriting or control error caused by a line signal quality problem is solved.

The invention discloses a vehicle safety communication method and device, a vehicle multimedia system and a vehicle. The vehicle comprises an open system, a safety chip, and an enclosed system. The open system and the enclosed system are connected by the safety chip. The method applied to the safety chip includes: a first control instruction from the open system is received, wherein the first control instruction includes encryption control data; the encryption control data in the first control instruction are decrypted; when decryption is done successfully, decryption control data are obtained; the encryption control data in the first control instruction are converted into decryption control data to form a second control instruction and the second control instruction is sent to the enclosed system, so that the enclosed system controls a vehicle to execute a target operation based on the second control instruction. Therefore, security during vehicle networking communication can be improved.

The invention relates to the technical field of air conditioner control, and provides a variable-frequency air-conditioner PFC control method based on IGBT ringing time. The method comprises the following steps: arranging a PFC DC bus current AD sampling trigger position in IGBT turn-off time; in each PFC carrier wave period, according to a PFC DC bus current sampling point position, arranging a corresponding AD sampling control register, in each PFC carrier wave period, according to the PFC DC bus current sampling point position, arranging a corresponding AD sampling control register, when a PFC counter value is equal to an AD sampling control register value, triggering PFC current AD sampling, after the PFC current AD sampling is finished, triggering corresponding PFC AD to be turned off, and in a PFC AD interruption service program, reading a bus current AD sampling value; and according to the bus current AD sampling value obtained after sampling processing, adjusting PWM signals controlling conduction time and turn-off time of an IGBT. According to the technical scheme brought forward by the invention, the problem of control errors caused by inaccurate current sampling is avoided.

The invention discloses a remote control mobile guardrail system and a control method thereof. The system comprises a control device and an actuating terminal arranged on a guardrail, wherein the control device is provided with a PC and an A signal transceiver, the PC is connected with the A signal transceiver, the actuating terminal is provided with a B signal transceiver, a controller and a motor, the controller is separately connected with the B signal transceiver and the motor, the guardrail is driven by the motor to move, and the A signal transceiver is in wireless connection with the B signal transceiver. According to the system, the road is made to be more humanized, a road center guardrail setting rule of setting and no movement is changed, the guardrail can be controlled for movement in a remote mode to intelligently and automatically change width of the road, problems that one road side jams and the other road side is relatively idle can be greatly solved, the system is convenient for people to travel, and disadvantages of no change and inflexibility existing in reversible lanes in the prior art are avoided.

The present invention provides an apparatus for preventing a vehicle control error of a V2V (Vehicle-To-Vehicle) communication system and a method thereof. The apparatus and the method is characterized by using state information of other one vehicle received from the other vehicle as object information required to control the vehicle, only when the vehicle is verified to drive at the same lane with the other vehicle, the state information of the other vehicle can be used as the object information required to control the vehicle, thereby preventing error of vehicle control caused by the state information of the vehicle driving on an opposite lane.

This invention provides a CAN bus line data collecting device including a single-chip micro-controller unit, a supply detection and protection unit, a CAN bus detection and protection unit and a closed loop feedback network unit, in which, the supply detection and protection unit includes a protection module, a detection module and a conversion module, the CAN bus detection and protection unit includes a detection module, a protection module and a communication module for CAN bus, the closed loop feedback network unit includes a pulse width modulation signal drive module, a feedback module for pulse width modulation current and an increment coder interface module, which can prevent harm to the device from various abnormal input voltages and drive DC motors, magnetic valve and hydraulic pressure valve directly.

The invention discloses a street lamp real-time control system. The street lamp real-time control system comprises a primary controller, a light sensing module, a solar module, a primary signal processing module, a secondary controller, an infrared detecting module, a secondary signal processing module, a tertiary controller, a PM2.5 detection module, a tertiary signal processing module and a central controller, wherein the primary controller, the light sensing module, the solar module and the primary signal processing module are arranged on a street lamp, the secondary controller, the infrared detecting module and the secondary signal processing module are arranged on a road section, the tertiary controller, the PM2.5 detection module and the tertiary signal processing module are arrangedin an area center, and the central controller is arranged in a remote control center. The invention further provides a street lamp real-time control method. The street lamp real-time control system has the advantages that the street lamp can be controlled to be switched on and switched off according to environments and requirements in real time, many control modes are set, energy waste is avoided, and the timeliness and accuracy of control are also improved.

The invention discloses a novel intelligent elevator control system. The novel intelligent elevator control system is characterized by being mainly composed of an FPGA controller, an elevator car side control system, an elevator door opening-closing control module, a hall side control system and a lifting control module, wherein the elevator car side control system, the elevator door opening-closing control module, the hall side control system and the lifting control module are connected with the FPGA controller. An infrared sensor is arranged outside an elevator door on each floor. When a passenger presses a key and then leaves, a second single-chip microcomputer can notify the FPGA controller that the passenger has left, and an elevator will not stop on the floor, so that energy waste caused by invalid staying and door opening of the elevator is reduced, and the operating efficiency of the elevator is improved.

A radar apparatus is configured to set a first target to be a non-output object with respect to a control apparatus of a host vehicle in a case where the first target (1) has a fore-and-aft distance from the host vehicle that is larger than a fore-and-aft distance from the host vehicle of a second target and (2) has a predetermined dependency to be an accessory portion which belongs to a same vehicle as the second target. The radar apparatus includes a signal processor configured to: determine whether or not the second target is present in an own lane of the host vehicle; determine whether or not the second target is changing a lane; and set the first target to be an output object with respect to the control apparatus of the host vehicle in a case where the second target is changing the lane from the own lane.

The invention relates to a thermal power plant intelligent combustion control method based on cloud data and cloud computing, and the method comprises the steps of: firstly, constructing a cloud database, conducting abnormal value processing on input data and output data in the constructed cloud database, and then performing principal component analysis, training a heat exchange surface wall temperature prediction model, a denitration reactor inlet NOx concentration distribution prediction model and a boiler efficiency prediction model by adopting a principal component analysis result, and comparing a training result with data of a model calibration system, and if the root-mean-square error is within 15%, according to the heat exchange surface wall temperature prediction value, the NOx concentration prediction value and the boiler efficiency prediction value provided by an integrated prediction model, conducting calculation through an intelligent operation control module to obtain optimal operation parameters, thus realizing dynamic optimization control over boiler combustion and pollutant generation. The boiler efficiency and the adaptability to coal type changes are improved, the average emission load of NOx is reduced by 10% or above, and power generation benefits are maximized.

The invention provides a control method of an electric vehicle charging cover and a charging socket. The charging socket comprises a plug sleeve, a trigger switch, a controller and a radio frequency communication module, wherein the trigger switch is arranged at the bottom of an E hole of the plug sleeve, when a plug is fully inserted into the plug sleeve, the trigger switch is connected, one endof the trigger switch is connected to a ground wire, and the other end of the trigger switch is connected to a high-level port of the controller; and an output port of the controller is connected withthe radio frequency communication module. The control method comprises the steps of obtaining state information of the charging socket; judging whether the state information meets a charging cover opening condition or not; and if yes, controlling the charging cover to be opened. According to the control method, charging steps of an electric vehicle is simplified, the action of "inserting the charging gun power plug into the charging socket" serves as a triggering condition for starting charging, a user does not need to manually issue an instruction for starting the charging cover, the problemthat the charging steps are tedious is solved, and the charging experience of the user can be improved.

The present invention provides a device detection method and device, and a household appliance. The method comprises the steps of: obtaining first image information of a space where a detection deviceis located and second image information of the space after preset time; performing difference contrast of the first image information and the second image information; and in a condition that it is determined that the difference exceeds a preset threshold value, determining that the detection device is moved to another space or devices are increased or decreased in the space. According to the scheme, the problem can be solved that a condition that a device is moved to another space is not known to cause control errors so as to effectively improve the accuracy of smart home control.

The invention discloses an anti-dry-burning gas stove. The anti-dry-burning gas stove comprises a cooking range (1), an ignition pin (2) and a thermocouple (3) and an electromagnetic valve (5), wherein the electromagnetic valve (5) enables the cooking range to be connected to a gas pipeline; the ignition pin, the thermocouple and the electromagnetic valve are connected to a controller (6); a temperature sensing device (4) is arranged at the center of the cooking range and is tightly attached to the bottom of cookware; and the temperature sensing device, the controller and the electromagnetic valve form a control loop. According to the technical scheme of the anti-dry-burning gas stove, the temperature sensing device is arranged at the center of the cooking range and is tightly attached tothe bottom of the cookware, the controller acquires the temperature information according to the set frequency, the temperature sensing device transmits the temperature information to the controller and compares the temperature information with the set temperature, when the flame temperature of the cooking range in the dry burning process is higher than the set comparison temperature, the controller closes the electromagnetic valve to prevent the cooking range from continuously burning, and therefore damage caused by dry burning of the stove can be effectively prevented, and fire disasters canbe avoided.

The embodiment of the invention discloses a multi-serial-port communication control method and device and an upper computer. The method comprises the steps that a plurality of serial port control areas of a human-computer interaction interface of an upper computer are monitored, control information input into at least one serial port control area is obtained, the control information at least comprises serial port information and to-be-transmitted information, and one serial port control area is used for controlling one serial port; and the to-be-transmitted information is transmitted to a lower computer through a target serial port indicated by the serial port information. Communication control over a plurality of serial ports is achieved through a single human-computer interaction interface, the purpose of simplifying serial port operation is achieved, and the accuracy of serial port control can be improved.

The invention discloses a vacuum actuator used for an engine intake manifold flap control device. The vacuum actuator comprises a cavity, a diaphragm, a push rod, a reset device, an air inlet unit and a push rod position detection device, wherein the diaphragm is arranged in the cavity to divide the cavity into an upper cavity and a lower cavity; one end of the push rod passes through the lower cavity so as to be connected with the diaphragm, and the other end of the push rod is used for pushing an engine intake manifold flap; the reset device is used for resetting the diaphragm; the air inlet unit is communicated with the upper cavity, so that the diaphragm is pushed by gas entering the upper cavity; the push rod position detection device is used for detecting the movement distance of the push rod. According to the vacuum actuator disclosed by the embodiment of the invention, the phenomenon that control performed on the intake manifold flap by a control unit goes wrong due to the fact that the push rod breaks down or is abraded and the like can be avoided. The invention further discloses the engine intake manifold flap control device and an engine comprising the same.

The invention discloses a remote monitoring system and a remote monitoring method for a self-sustaining profile buoy, which can realize multi-trajectory drawing, display the geographical position trajectory of the self-sustaining profile buoy in real time, display the geographical position trajectory of a plurality of self-sustaining profile buoys in real time, and also display the historical geographical position trajectory. The invention can realize the real-time monitoring of the self-sustaining profile buoy under the condition that no one operates; Remote control is realized, which improves the monitoring and control efficiency of self-sustaining profile buoy and prevents control errors. The invention realizes the expansion of any number of self-sustaining profile buoys through the buoy foundation information management; Through trajectory selection, the geographic location trajectory of self-sustaining profile buoy can be displayed and hidden freely. The invention has the advantages of high real-time performance, fast response speed, stability, reliability, flexibility and practicality, etc. As that data of the invention doe not need to be manually record in paper, the green monitoring of the self-sustaining profile buoy is realized.

The invention discloses a smart city Internet-of-Things equipment control method and device and a control center. The method comprises the following steps: firstly, acquiring an equipment identifier,secondly, performing equipment information query on the equipment identifier through a control parameter, further determining equipment operation data of connected Internet-of-Things equipment, and determining a controllable data set of the connected Internet-of-Things equipment through an effective control instruction based on the equipment operation data, and finally, generating a cooperative control instruction based on the controllable data set and the instruction generation thread, and issuing the cooperative control instruction to the user terminal, so that the user terminal transmits the cooperative control instruction to target Internet-of-Things equipment corresponding to the user terminal. According to the design, when a user needs to control a plurality of Internet-of-Things equipment, the user terminal does not need to open a plurality of apps for switching and controlling one by one, and the problem of control errors caused by frequent switching among the apps can be avoided.

A power grid AVC automatic control anti-misoperation locking method includes that an associated remote control point is automatically screened when an AVC system associates the remote control point for modeling; the AVC system performs automatic topology check on a capacitive reactor remote control point, a corresponding circuit breaker is found through the capacitive reactor according to the substation internal topology relationship before each remote control, whether a circuit breaker name and an ID associated with the circuit breaker are consistent during modeling with the AVC and conducting the topology check on a reactive device switch in a substation control unit; the AVC system automatically determines whether the remote control point number is consistent with the remote control point number during the transmission, issues a control command if the numbers are consistent and stops command issuing and given an alarm if the numbers are inconsistent. The AVC performs necessary verification to achieve intelligent security check on the AVC remote control point, ensures the correct remote control point, avoids false control and grid accidents, and ensures safe operation of a powergrid.

The invention discloses a multi-dimensional anomaly monitoring method for a fuzzy test effect. According to the method, a signal monitor is adopted to monitor the signal output state of a target device in real time, so that control errors caused by signal instability can be avoided; a signal jitter calculation algorithm can ensure that the accuracy of a monitoring result can be controlled in a millisecond level, so that false positives can be effectively eliminated; an XML-defined network monitor is adopted, a customized monitor is supported, and therefore, a system has high expansibility andis more accurate in monitoring; a network monitoring and signal monitoring combined method is adopted, so that the real-time status of the target device can be monitored more comprehensively in a multi-dimension manner; and the network monitor can perform monitoring with a test package of an actual test protocol, so that test accuracy can be ensured.

An EGR apparatus for an engine includes an EGR passage, an EGR valve, an accelerator sensor, and an ECU. The ECU compares a change amount (accelerator operating speed) per unit of time of an accelerator opening degree to a predetermined first determination value. When it is determined that a request for deceleration operation or acceleration operation is made to an engine, the ECU issues a fully closing command to the EGR valve. When it is determined that the deceleration or acceleration operation request is continued, the ECU continues to issue the fully closing command. When the deceleration or acceleration operation request is removed and the accelerator opening degree is larger or smaller than a predetermined second determination value, the ECU releases the fully closing command.