50results about How to "Lighten the control burden" patented technology

An inkjet printer includes a media supporter, a head device, and an ink mist removal mechanism. The media supporter is configured to support a printing medium. The head device includes an inkjet head from which ink is configured to be discharged to print on the printing medium supported by the media supporter while the head device relatively moves with respect to the printing medium. The ink mist removal mechanism is arranged in the head device and faces the printing medium. The ink mist removal mechanism is configured to generate an air current that flows through a space between the head device and the printing medium. The ink mist removal mechanism is configured to discharge the air current to outside thereby removing ink mist generated due to ink discharge from the inkjet heads.

An endoscope unit includes a sequence pattern setting section in which a combination of sequence pattern which includes a plurality of parameters, each corresponding to imaging conditions of the image sensor on a frame-by-frame basis according to the type of the light source and control signal is set, an imaging condition setting section in which imaging conditions corresponding to each parameter are set, and an imaging control section that obtains the sequence pattern based on a control signal outputted from a control section of a processor unit, reads out the imaging conditions corresponding to each parameter included in the sequence pattern from the imaging condition setting section, and controls the imaging operation of the image sensor on a frame-by-frame basis based on the imaging conditions.

The method includes steps: (1) network side sets up threshold value of position for mobile station; and informing the set up threshold value of position to mobile station; (2) mobile station monitors and determines whether own position reaches to the threshold value of position in step (1) in real time; when reaching the threshold value of position, mobile station makes report to network side; (3) after receiving report in step (2), network side switches mobile station between adjacent cells. Based on accurate position, the invention makes mobile station switch between adjacent cells.

The invention discloses a robust control method based on SSR-KDF for a grid-connected inverter. An output signal of a direct current bus voltage control ring, which is controlled by PI, serves as a reference value for output current of the grid-connected inverter, a tracking value of an actual value of the output current and a differential signal are extracted from an output end of the grid-connected inverter and serve as an input signal of a grid-connected inverter controller to be input into the gird-connected inverter controller, an indirect control signal of the grid-connected inverter is output and obtained after calculation, and the reference value for the output current of the inverter is subtracted from the indirect control signal of the grid-connected inverter to obtain actual control quantity of the inverter so as to control the grid-connected inverter. By the robust control method, running stability of a system is improved, halting failure caused by factors such as uncertainty on a system structure is avoided, grid-connected power quality is improved, and harmonic distortion of output electric energy of the grid-connected inverter is effectively reduced.

The present invention relates to a multifunctional intelligent LED lamp and an intelligent control method of an underground parking lot. The multifunctional intelligent LED lamp comprises an LED control system and a group of LED light sources, wherein the LED control system comprises a DC/DC voltage converter and a digital control module, the digital control module comprises a CPU and a driving unit, the CPU is connected with one wireless communication interface and at least one environment information interface, the environment information interface is used for being connected with a pressure sensor, an audio module or an optical sensor; the wireless communication interface is connected with a wireless communication module for receiving control commands of an external master control system and transmitting self state information of the multifunctional intelligent LED lamp to the external master control system. The multifunctional intelligent LED lamp of the present invention achieves communication with other LEDs or control systems and interaction of self state information through the wireless communication module, and can achieve self-adaptive self control to a certain extent, thereby greatly raising an intelligent degree, greatly reducing control load of the master control system, and achieving convenient and reliable control.

The invention discloses an elevator call-out control system. The elevator call-out control system comprises a function baseplate and a main control module integrated on the function baseplate, a communication interface module, a data storage interface module, a human-computer interaction interface module and an input/output interface module, wherein the main control module is separately connected with data storage equipment through the data storage interface module, is separately connected with a human-computer interaction device through the human-computer interaction interface module, is separately connected with input equipment and output equipment through the input/output interface module, and is separately connected with elevator motion control module and external communication module through the communication interface module; the elevator motion control module is connected with an elevator motion control system; the elevator motion control system is connected with an elevator car; and the human-computer interaction device comprises a voice module, a display module, an identity identifying module and an infrared detecting module. The elevator call-out control system is better in human-computer interaction experience and expansibility.

The invention discloses an action potential recorder and a closed-loop pain suppression system. The action potential recorder comprises a first amplifying circuit, a frequency selection circuit, an analog to digital conversion circuit, a first control circuit and a first wireless receiving and transmitting circuit, wherein the first amplifying circuit is suitable for carrying out amplification treatment on a pain signal to obtain an amplified signal; the frequency selection circuit is suitable for carrying out frequency selection treatment on the amplified signal to obtain a frequency-selected signal; the analog to digital conversion circuit is suitable for carrying out analog to digital conversion treatment on the frequency-selected signal to obtain a digital sampled signal; the first control circuit is suitable for carrying out communication with the first wireless receiving and transmitting circuit; the first wireless receiving and transmitting circuit is suitable for carrying out communication with a master control instrument. According to the action potential recorder and the closed-loop pain suppression system, which are provided by the invention, by arranging the frequency selection circuit, the accuracy that the action potential recorder collects the pain signal is improved, and the useful pain signal cannot be lost.

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 tree planting robot which comprises a device body, a drilling device, a tree planting mechanical claw and a driving device, the drilling device and the tree planting mechanical claw are fixed to the same rotating disc, and the rotating disc is arranged on the device body and rotates relative to the device body; the driving device comprises a walking support, a first driving motor and a second driving motor, the first driving motor and the second driving motor are fixedly connected to the bottom of the device body, a plurality of transverse units are arranged on the walking support, the second driving motor drives the transverse units to drive the device body to move left and right, and an output shaft of the first driving motor is fixedly connected with the walking support. The first driving motor and the second driving motor synchronously drive the device body to move front and back. The drilling device and the tree planting mechanical claw are fixed to the same rotating disc, accurate positioning of the tree planting position is achieved, the action design requirement of the tree planting mechanical claw is reduced, the driving device can achieve independent all-directional movement in the front-back direction and the left-right direction, it is guaranteed that the movement action of the robot is minimized in the working process, and then the working precision is improved.

The invention is suitable for the technical field of audio signal processing, and provides an audio signal gain adjustment method and device, terminal equipment and an audio system, and the audio signal gain adjustment method comprises the steps: obtaining the distance between a sound source and audio acquisition equipment, and taking the distance as a first distance; adjusting the gain of an audio signal according to the first distance; after the gain of the audio signal is adjusted, acquiring the distance between the sound source and the audio acquisition equipment is acquired again as a second distance; obtaining a difference value between the first distance and the second distance; comparing the difference value with a threshold value; if the difference value is less than or equal to the threshold value, showing the distance between the sound source and the audio acquisition equipment is not greatly changed, and not adjusting the gain of the audio signal according to the second distance. Frequent adjustment of the gain of the audio signal is avoided, especially frequent adjustment of the gain when the distance between the sound source and the audio acquisition equipment wandersback and forth between two adjacent adjustment range boundaries is avoided, the audio is further prevented from fluctuating, the audio output stability is guaranteed, and the user experience is improved.

The invention discloses an elevator control system and method. The elevator control system comprises a functional baseplate, a main control module, a communication interface module, a data storage interface module, a human-computer interaction interface module and an input-output interface module, wherein the main control module, the communication interface module, the data storage interface module, the human-computer interaction interface module and the input-output interface module are integrated on the functional baseplate; the main control module is in separable connection with data storage equipment through the data storage interface module, is in separable connection with human-computer interaction equipment through the human-computer interaction interface module, is in separable connection with input equipment and output equipment through the input-output interface module, and is in separable connection with an elevator movement control module and external communication equipment through the communication interface module; the elevator movement control module is connected with an elevator movement control system; and the elevator movement control system is connected with an elevator car. Through adoption of the elevator control system and method, control burdens on the elevator movement and safety control parts are relieved, the expansibility is higher, and elevator update, maintenance and upgrade are facilitated.

The invention provides an automobile, an automobile control system, and an electronic controller. The electronic controller comprises a sensing signal reception circuit for converting sensing signals from the rear part of a body of the automobile to first digital signals; a microprocessor for operation processing of second digital signals, third digital signals, and the first digital signals according to a preset program in order to generate fourth digital signals; a control circuit for detecting the self work state and the work state of an electrical appliance device positioned at the rear part of the body of the automobile in order to generate the third digital signals and converting the fourth digital signals to control signals; and a transceiver for receiving data from a vehicle network in order to generate the second digital signals. According to the electronic controller, the control burden of an automobile BCM can be reduced, and the control stability and the control efficiency of the overall control system can be improved.

The invention discloses a detector assembly dismounting control system and a corresponding control method, and further provides a nuclear reactor detector assembly dismounting system composed of a nuclear reactor detector assembly dismounting device and a corresponding nuclear reactor detector assembly dismounting control system. The nuclear reactor detector assembly dismounting device is used forpulling out the high-radioactivity detector assembly at the end of the service life from a channel of an upper reactor internals guide structure, placing the high-radioactivity detector assembly intoa special container after complete continuous actions such as shielding, shearing and winding, and transferring the high-radioactivity detector assembly to a specified treatment place. The purposes of continuous operation, safety and high efficiency are achieved. The corresponding detector assembly dismounting control system can achieve control operations such as positioning, grabbing, shearing (shielding), winding, transferring and the like.

The invention discloses a constant-temperature gas-fired water heater with remote temperature adjustment and cold water temperature compensation control functions. The constant-temperature gas-fired water heater comprises a cold water inlet and two hot water outlets. The outlet hot water temperature of the constant-temperature gas-fired water heater is adjusted remotely through a method that the flow relative values of two paths of hot water are controlled through a water valve. When the outlet hot water flow of the first hot water outlet is increased relatively and the outlet hot water flow of the second hot water outlet is reduced relatively, the outlet hot water temperature is increased. Otherwise, the outlet hot water temperature is lowered. The temperature control method of the constant-temperature gas-fired water heater adopts an algorithm combining proportion integration differentiation (PID) and inlet cold water temperature feedforward compensation, interference of inlet cold water temperature changes with the outlet hot water temperature of the constant-temperature gas-fired water heater is reduced, and the control accuracy is improved. A wired or wireless remote control is not needed, remote adjustment on the hot water temperature of the constant-temperature gas-fired water heater can be achieved, and the control result is stable and reliable.