150results about How to "Realize automatic control function" patented technology

The invention discloses an autonomous control method and device of a sailing ship and the sailing ship. The method includes the steps of setting at least one waypoint; acquiring navigation information of the sailing ship and setting the next waypoint from the position where the sailing ship is located as a target waypoint; determining an expected course vector according to the relative azimuth of the sailing ship and the target waypoint and the true wind direction; controlling the sail state of the sailing ship according to relative wind direction information; controlling the rudder angle according to the current course of the sailing ship and the expected course vector so as to reach or track the expected course; judging whether the sailing ship has reached the target waypoint or not, judging whether the target waypoint is a navigation terminal point if the sailing ship has reached the target waypoint, and ending the process if the target waypoint is the navigation terminal point. According to the autonomous control method and device of the sailing ship and the sailing ship, the complete control method for autonomous navigation of the sailing ship is provided for the autonomous navigation process of the sailing ship, and autonomous control over the sailing ship is systematically achieved through division of a course area, calculation of the expected course vector, control over the rudder angle, control over the unfolding area and the adjustment angle of a sail, assisted propelling of a propeller and the like.

The invention relates to a bus intelligent control system, belonging to the technical field of automatic control of power distribution. The system comprises a bus trunk system and intelligent type complete equipment, wherein the bus trunk system comprises a set of bus trunk unit and a bus branching unit which is electrically connected with the corresponding bus trunk unit through a bus-bar pile head; the intelligent type complete equipment mainly comprises a monitoring sensor piece, a CPU, a CAN controller and a CAN transceiver; the monitoring sensor piece comprises a current transformer, a voltage measuring device and a temperature sensor; output terminals of the current transformer, the voltage measuring device and the temperature sensor are respectively connected with corresponding signal input terminal of the CPU; a communication terminal of the CPU is connected with a CAN bus which is communicated with an upper computer through the CAN controller and the CAN transceiver, and a control output terminal is connected with a controlled terminal of a motor switch. The invention organically combines a bus duct technology and an intelligent power grid, and realizes the automatic control function on the power distribution system.

The invention relates to an intelligent home system which comprises data collectors, a wireless network, intelligent interaction terminals, a switch and a master server. The data collectors are connected with intelligent electric meters and used for collecting real-time data information of the intelligent electric meters. The intelligent interaction terminals are in communication with the data collectors through the wireless communication network and are connected with a lighting control switch through the wireless communication network, and the intelligent interaction terminals are used for achieving data collection and information interaction of an intelligent switch and data collection and information interaction of an intelligent socket and is capable of achieving the function of controlling the intelligent switch and the intelligent socket. The intelligent interaction terminals are connected with the master server through the switch and used for transmitting collected home information to the master server. The master server is used for transmitting the information received through the network to an energy management system so that energy can be controlled and managed. According to the intelligent home system, the problems that with regard to an existing intelligent home system, functions are incomplete, communication quality is poor, workload of wiring work is heavy, and cost is high are solved.

The invention provides an Internet of things intelligent hog house control system which comprises a central control unit, a sensor unit, an instrument unit, an environmental control unit and an electrically controlled breeding unit. The system is connected with various sensors arranged in each hog house through a MODBUS bus and an RS485 interface to detect environment parameters in the hog house in real time. The system is connected with a hog house environment regulation device arranged in each hog house through the MODBUS bus and the RS485 interface to regulate the hog house breeding environment. The system is connected with a filed breeding device arranged in each hog house through the MODBUS bus and the RS485 interface to control on/off of an electrically controlled breeding device in each hog house. The system is connected with an instrument arranged in each hog house through the MODBUS bus and the RS485 interface to read the filed breeding consumption data in the hog house. A touch screen located on a control cabinet panel is used for data display, human-computer interaction, system setting and the like.

The invention relates to an overall imaging technology of an underwater object and particularly relates to a detecting system and a detection method for the overall dimension of an underwater part of a ship. According to the detection system and the detection method, an image processing method for combining a laser technology with a shooting technology is applied; the underwater part of a ship body is scanned by adopting a laser beam to form a laser illumination line; the underwater shooting device is used for acquiring image scanning information; and image data are processed and three-dimensional outline information of the ship body is calculated by adopting an arithmetic algorithm. The detection system disclosed by the invention is low in construction difficulty; the process of the detection method is controlled by adopting full automation without being influenced by subjectivity of a measurer; during detection, the equipment is not needed to be carried on the ship or enter the water bottom; the measuring system is simple in structure and is convenient and quick in operation; and a measuring result is accurate and stable and important reference for smooth navigation and the safety of persons, the equipment, the ship and a channel is provided.

The invention discloses a photovoltaic power generation automatic voltage control method. The photovoltaic power generation automatic voltage control method includes that voltage control modeling is carried out on 110kV and 35kV photovoltaic power stations, then AVC (automatic voltage control) master stations and AVC substations of the photovoltaic power stations bidirectionally interact with oneanother, global reactive power optimization on the photovoltaic power stations is computed, voltages of photovoltaic power generation collecting regions are quickly automatically controlled, and whole-network reactive power voltage optimization control targets are given by tertiary voltage control in AVC systems of dispatching centers after voltage safety operation of photovoltaic power generationregions is considered and are used as control targets for center bus of photovoltaic collecting regions; reactive power of the various photovoltaic power stations in control regions is controlled bymeans of secondary voltage control on the photovoltaic power generation regions, so that the voltage control targets for the center bus of the photovoltaic collecting regions can be achieved. The photovoltaic power generation automatic voltage control method has the advantages that the photovoltaic power generation automatic voltage control method can adapt to large-scale photovoltaic power generation grid-connected automatic voltage control systems, and automatic closed-loop control can be carried out on voltages of the photovoltaic power stations and accessed power grid regions; a system canaccess 100 closed-loop control photovoltaic power stations.

The invention relates to a charging moisture control method for tobacco shred processing. Twp PIDs of a PID main controller and a cascaded PID controller are connected in series; a linear compensator is connected in series between the PID main controller and the cascaded PID controller; a main loop feeds back moisture PV1 at an outlet to an input end of the PID main controller; an auxiliary loop feeds back a current temperature PV2 of a cylinder wall to an input end of the cascaded PID controller; the PID main controller sets a deviation between an SP1 and a practical moisture PV1 based on the moisture at the outlet, so as to calculate an open degree LMN1 of a water positioning valve; the cascaded PID controller converts the open degree of the water positioning valve which is subjected to correction of the linear compensator into a set value SP2 for the cylinder wall temperature control, and calculates the open degree LMN2 of a steam valve through the temperature set value SP2 and a practical value PV2 so as to stabilize a moisture output PV1. The charging moisture control method for tobacco shred processing reduces influences such as hysteresis and fluctuation from the temperature to the moisture control efficiently.

The invention discloses an efficient mixer. The efficient mixer comprises a mixer body, a stirring rod and a motor, wherein the stirring rod is installed on the mixer body vertically and downwards, the stirring rod is driven to rotate through the motor, and the motor is installed on the mixer body; the lower end, which is used for stirring, of the stirring rod is provided with at least two propeller blades and at least two bending-angle blades, each bending-angle blade includes an upper stirring plate and a lower stirring plate, and the upper stirring plates and lower stirring plates are correspondingly fixed on the outer wall of the stirring rod; outer ends of each upper stirring plate and the corresponding lower stirring plate are connected and form a bending angle, the propeller bladesare used for pressing a powdery material downwards, and the bending-angle blades are used for driving slurry to rotate. Through the efficient mixer, the material can be stirred better and faster.

The invention provides a multifunctional welding robot. The multifunctional welding robot comprises a U-shaped push handle, a main supporting seat, a movable base, universal wheels with brake pads, anauxiliary supporting seat, a circuit board, a host, a control screen, a master control switch, a dustproof shield, a welding gun, a lifting cylinder, a self-movement type robot moving machine, a liftable adjusting light-proof shield structure, a push-and-pull type waste cleaning and collecting hopper structure and a liftable adjusting rod structure, wherein the U-shaped push handle is mounted inthe middle of the left side of the main supporting seat by a bolt; and the longitudinal lower end of the main supporting seat is mounted on the left upper portion of the movable base through a bolt. By arrangement of a self-moving slider, a stainless steel sliding track, a limiting switch, a self-moving type motor, a belt pulley, a synchronous belt and a connecting plate, a self-moving function ofthe robot is fulfilled favorably to meet welding requirements of the robot; and by arrangement of the limiting switch, a good limiting effect is achieved favorably.

The invention relates to a cascaded PID based charging moisture control device in a tobacco shred processing technology. The cascaded PID based charging moisture control device comprises a PID main controller, a cascaded PID controller, a linear compensator, a main loop and an auxiliary loop, wherein the PIDs of the PID main controller and the cascaded PID controller are connected in series; the linear compensator is connected in series between the PID main controller and the cascaded PID controller; the main loop feeds back moisture PV1 at an outlet to an input end of the PID main controller; the auxiliary loop feeds back a current temperature PV2 of a cylinder wall to an input end of the cascaded PID controller. As the temperature of the cylinder wall of a charging machine is PID-cascaded into a moisture control loop, so that influence such as hysteresis and fluctuation from the temperature to the moisture control is reduced efficiently. The cascaded PID based charging moisture control device in the tobacco shred processing technology realizes an automatic control function, increase a charging moisture control capability, stabilizes a moisture fluctuation range, removes moisture control hysteretic nature and lowers influences from the factors such as that human intervention is no in time and inexact.

The invention relates to a vertical lift window which comprises a glass door and window, the glass door and window is provided with a window; the glass door and window is provided with a pair of left sliding rail and right sliding rail which are vertical arranged, and the left sliding rail and the right sliding rail are respectively positioned at the left side and the right side near the window; and a sliding opening-closing piece for opening and closing the window is arranged between the left sliding rail and the right sliding rail in a sliding way. The vertical lift window also comprises a positioning mechanism positioning the sliding opening-closing piece. The invention avoids shape change produced by the sliding guide rails under the condition of stress for a long time, leads the left sliding rail and the right sliding rail to always keep more accurate distance so as to make the sliding opening-closing piece to smoothly slide, and ensures the sealing of the sliding opening-closing piece and the rails so as to avoid water seepage, water leakage and the like. In addition, because the sliding opening-closing piece moves up and down, the sliding opening-closing piece is driven by a bracket and a drive motor to move up and down, to be positioned and the like, and automatic control is realized.

The invention discloses an automatic classifying medical garbage can based on multiple identifying methods. The garbage can is characterized by comprising a main body; a garbage inlet is formed in the middle part of the upper end of the main body; a funnel-shaped bag breaking device is arranged in the corresponding place at the lower end of the garbage inlet; the bag breaking device is connected with a cyclone separator, and is connected with an automatic identifying platform; at least one garbage box is arranged at the bottom of the main body; channels are formed between the garbage boxes and the automatic identifying platform; a rotating shaft is arranged at the middle part of the bag breaking device; a thimble is arranged at the top end of the rotating shaft; and an image identifying device and a smell identifying device are arranged on the automatic identifying platform. The garbage can automatically classify medical garbage through image identification and smell identification so as to realize safe and fast classification of garbage.

The invention discloses an unmanned vehicle brake assist actuator, comprising: an electric motor; A ball screw, a slide table threaded to the ball screw and a linear guide rail; A pulling pressure sensor mounted on the sliding table for collecting pulling force information of the pedal cable in real time; A displacement sensor for collecting the displacement information of the tension pressure sensor in real time; A pedal cable, one end of which is connected with a tension pressure sensor and the other end of which is connected with a brake pedal mounted on the bottom plate of the cab; A controller that sends an on signal or a stop signal to the motor and receives displacement information sent by the displacement sensor and tension information sent by the tension sensor. The brake assist actuator realizes the mechanical movement of the motor, the transmission mechanism, the pedal cable and the like through the instructions issued by the controller, and then pulls the brake pedal movement, and carries out the feedback of the accurate pedal depth and the pedal force through the tension pressure sensor and the displacement sensor, and finally realizes the accurate automatic control function of the brake pedal in the automobile unmanned driving.

The invention discloses an intelligent capacitor switching composite switch and a switching control method, which can realize state monitoring, fault diagnosis and switching control on three independent composite switches and realize functions of zero crossing detection on voltage, in-situ human-machine interaction and wireless communication with a controller. The intelligent capacitor switching composite switch is composed of an intelligent composite switch control board and composite switches, wherein the intelligent composite switch control board comprises a micro control unit, and an in-situ human-machine interaction unit, a voltage zero crossing detection unit, a state monitoring and fault diagnosis unit, a switching control unit and a communication unit connected with the micro control unit; the composite switches are connected with the switching control unit; and a single group of composite switches is formed by a bidirectional thyristor SSR and an AC contactor normally-open contact KM in parallel connection, voltage zero crossing switching and current zero crossing cutting can be realized by the thyristor, passing of continuous current is realized by the AC contactor normally-open contact, the conduction loss problem of the thyristor can thus be avoided, and inrush current in the case of capacitor switching can also be avoided.

The invention discloses a coating transmission mechanism of a fastening bolt lubricant pre-coating device and a mounting method of the coating transmission mechanism. The coating transmission mechanism comprises a main frame, a main brush roll drive motor, an auxiliary brush roll drive motor, a lubricant storage box, a main brush roll assembly and an auxiliary brush roll assembly. The mounting method comprises the following steps: mounting the main frame; mounting the brush roll drive motors; mounting the main brush roll assembly; mounting the auxiliary brush roll assembly; mounting the lubricant storage box. According to the coating transmission mechanism, an original mode of coating a thread of a bolt by manually holding a paint brush by a hand is replaced with a mode of coating the thread of the bolt by driving a roller brush by an electromechanical transmission device; the thread of the fastening bolt can be conveniently and easily coated with a lubricant, the labor intensity of operators is alleviated, the working efficiency is improved, the non-uniform coating and the waste of the lubricant are prevented, and a best coating effect is achieved.

The invention relates to compressed air measuring and controlling system and method for a power plant instrument. The compressed air measuring and controlling system can effectively monitor compressed air so that and the pneumatic equipment in a power plant acts more reliably and timely. The compressed air measuring and controlling system comprises an air storage tank, wherein the air storage tank is connected with a measuring loop, a sweeping loop is connected between the air storage tank and the measuring loop, the measuring loop is provided with a pressure control loop, the tail end of the pressure control loop is connected with a third needle valve, the sweeping loop comprises a reducing valve, a first needle valve and an oil and water filtering device which are sequentially connected, the reducing valve is connected with the air storage tank, the oil and water filtering device is connected with the pressure control loop, and the devices are connected with a decentralized control system.

The invention relates to the technical field of Chinese herb processing equipment, and discloses grinding equipment used for grinding Chinese herbs and capable of preventing a grinding wall from adhering to materials. The equipment comprises a shell; a grinding groove is formed in the shell; a positive plate is fixedly connected to the top of the shell; a negative plate is fixedly connected to the top of the shell; a piezoresistor is fixedly connected to the top of the shell; a grinding body is movably connected to the top of the grinding groove; a dielectric plate is fixedly connected to the interior of the grinding body; and moving rods are fixedly connected to the two sides of the shell. According to the grinding equipment used for grinding Chinese herbs and capable of preventing the grinding wall from adhering to the materials, through mutual cooperation of an electromagnetic ring and a permanent magnet, when the electromagnetic ring is electrified to generate a magnetic field, the electromagnetic ring and the permanent magnet repel each other due to the same magnetic field direction, a cleaning block is driven to overcome the elastic force of a first spring to move, so that the cleaning block removes grinding materials on the upper surface of the grinding wall, the materials are prevented from adhering to the grinding wall, the contact area between the grinding wall and the grinding body is increased, and the grinding efficiency is improved.

The invention discloses an equipotential optical fiber unit for a high-voltage photoelectric composite cable. The equipotential optical fiber unit for the high-voltage photoelectric composite cable is characterized by being sequentially composed of optical fibers, water blocking factice specially used for filling the optical fiber unit, a metal protection tube, a semi-conductive plastic reinforcing layer, a metal wire armor layer and a semi-conductive plastic outer protection layer from inside to outside. Each protection layer protects electrical connection through metal and non-metal materials and all the protection layers are equipotential. Under the effect of an electric field of a power cable, potential difference is not caused between the metal protection layer and the non-metal protection layer, and an optical unit integrity and other structures of the photoelectric composite cable form an equipotential body, and therefore the potential difference does not exist between the optical unit and other structures of the cable, the optical unit will not be broken through due to the fact that induced voltage is too high. In addition, the space between the optical unit and a high-voltage cable core will not be broken through, safety of the optical unit and a cable body is guaranteed, and the service life of the cable is prolonged.

The invention relates to an LED display system, which comprises a control panel and a plurality of LED lamps. The LED display system is characterized in that the LED lamps are arranged in a plurality of LED lamp sets, each LED lamp set includes a plurality of LED lamps, one LED lamp in the Nth LED lamp set is in one-to-many radio-frequency communication with the LED lamps in the N+1st LED lamp set, and the control panel is in one-to-many radio-frequency communication with the LED lamps in the first LED lamp set, wherein the N is a natural number. The LED display system has the advantages of wide applicable range, stable performance, convenience in maintenance and the like.

The invention discloses a device and a method for precoating a fastening bolt with a lubricant. The device comprises a working table, a coating transmission mechanism fixed on the working table, a bolt arrangement mechanism arranged in the front of the coating transmission mechanism, and a control box arranged on the lateral side of the coating transmission mechanism, wherein the bolt arrangement mechanism and the control box are further fixedly arranged on the working table; the coating transmission mechanism comprises a main rack, a main brush roll driving motor, a secondary brush roll driving motor, a lubricant storage box, a main brush roll assembly and a secondary brush roll assembly. The method comprises the following steps: supplying a working power source; setting the rotation directions of a main brush roll and a secondary brush roll; arranging coated bolts; starting to coat; and completing coating. The device and the method provided by the invention can be used for conveniently and easily coating a thread of the fastening bolt with a lubricant, so that the labor intensity of an operator is alleviated, the working efficiency is improved, and the lubricant is prevented from being coated in a non-uniform manner, the waste can be avoided; meanwhile, the optimal coating effect can be achieved.

The invention discloses a seed germination test assistant decision making system based on single chip microcomputer control, which comprises a germination process monitoring module, a germination research assistant decision making module, a germination test intelligent controller, a germination room and a database module, wherein the germination process monitoring module is used for monitoring real-time data of temperature, humidity, light and moisture of the germination room, transmitting preset germination test control parameters to the germination test intelligent controller and enabling the germination test intelligent controller to execute intelligent control on the germination test of the germination room; the germination research assistant decision making module can not only assist a researcher to carry out optimization decision making and verification on seed germination condition parameters in combination with the germination test intelligent control through test data analysis but also assist the researcher to carry out significance difference analysis on sample test data of an optimization germination scheme to acquire test of statistical significance. The system helps the researcher to get rid of a complicated data statistics process, the efficiency is improved, the research period is shortened, and informatization of the whole seed germination research process is completed.

The invention relates to the technical field of automation equipment, and provides an electric control cabinet heat dissipation system and an electric control cabinet, so as to solve the problems that the existing electric control cabinet has poor heat dissipation effects, an overall control module, instruments and other electronic components in the cabinet can be seriously damaged, and on the other hand, burnout of the component is caused by high temperature. The electric control cabinet heat dissipation system comprises an air-cooling heat dissipation system arranged in the cavity of the electric control cabinet main body and a temperature-controlled triggering assembly, wherein the air-cooling heat dissipation system comprises two heat dissipation ports arranged on the upper parts of symmetrical side walls of the electric control cabinet main body; a heat dissipation fan is arranged on the heat dissipation port; the opposite sides of the two heat dissipation ports are provided with heat dissipation port sealing plates; the heat dissipation port sealing plate is slideably arranged on the inner wall of the electric control cabinet main body; the upper end of the heat dissipation port sealing plate is provided with a traction rope; and the other ends of the two traction ropes pass across steering wheels and are wound on the same winch. The electric control cabinet heat dissipation system provided in the invention is particularly suitable for efficient heat dissipation of the electric control cabinet, and has a high social use value and application prospect.