10769results about How to "Realize automatic control" patented technology

The invention relates to a food processing machine with an electric sucking pump and a method for vacuumizing to produce foodstuff liquid. The food processing machine comprises a crushing cutter device, a machine head or a machine base, a motor, a barrel and a control circuit board, wherein the barrel is provided with a sealing device, has or does not have a heating device. An electric sucking pump is arranged on the machine head, the machine base, the sealing device, the barrel or a barrel handle of the food processing machine, the sucking port of the electric sucking pump is positioned in the barrel and above the foodstuff liquid level, the exhaust port of the electric sucking pump is communicated with the outer part of the barrel; and the electric power source of the electric sucking pump is an independent motor, an electromagnetic vibration device, a piezoelectric ceramic vibration device or the crushing cutter device of the food processing machine. A sealing mode is adopted to seal the barrel of the food processing machine, the electric sucking pump is used to pump air out of the barrel, then crushing and heating are carried out to crush and heat the foodstuff in the barrel of the food processing machine under the vacuum condition, the oxidation of the foodstuff liquid is greatly reduced and avoided for the crushing and heating processes, so the nutritive loss is reduced, and the good taste and appearance color are kept.

The invention relates to a welding track detection and control method of plate butt weld based on laser ranging, including the following steps: A. track detection is carried out; B. track identification and extraction are carried out; C. track control is carried out; D. the relative position relation between a welding gun and a welding seam is adjusted at last by performing mechanism actions. In the invention, the information of welding seam profile is obtained by transverse scanning of a laser sensor, and welding seam is rebuilt after effective wave filtering treatment to realize three-dimensional detection of the welding seam; simultaneously, the welding track curve is obtained by fit while detecting welding seam by using dynamic B spline fit algorithm, and the track control is carried out in combination with constant speed B spline track interpolation algorithm, thereby fundamentally solving the problem of track detection and control in automatic welding of plate butt weld. By using the method in the invention, the field test welding has welding profile identification precision of 0.15mm and welding track identification precision of 0.2mm, and the welding speed is more than four times of common manual welding.

The invention discloses an intelligent household control system based on a cloud service network, which comprises a storage transfer service unit, a front-end master control unit, an environment monitoring subsystem, a household appliance control subsystem and a monitoring subsystem. The front-end master control unit is respectively connected with the environment monitoring subsystem, the household appliance control subsystem and the monitoring subsystem, and the storage transfer service unit acquires data via the environment monitoring subsystem and the monitoring subsystem, outputs the data to a user, receives control commands from the user, and transmits the control commands to the household appliance control subsystem via the front-end master control unit so as to control household appliances. The intelligent household control system has the advantages of safety, reliability, intelligence, convenience, comfortableness in use, energy conservation, environmental protection and low cost.

The invention discloses an optimum dual-inlet and dual-outlet steel ball coal grinding machine direct-blow type powder-preparation control method. The method obtains the material position of the coal grinding machine after carrying out soft-measurement processing by collecting the noise material position of the coal grinding machine, the material position of pressure difference, the current of the coal grinding machine, one-time air quantity, one-time opening of the hot wind door and the cold wind door of an inlet, inlet temperature and outlet temperature; the control comprises material position control, air quantity capacity control, bypass air quantity control and the temperature control of the inlet and the outlet; the material position is optimized and the best material position of the coal grinding machine is searched online so as to ensure the combustion safety of the boiler and coal powder supply quantity when the load of the boiler is adjusted. The boiler combustion is optimized: according to the boiler technology, the load and the running working conditions, the powder supply quantity and the ventilation quantity of each coal grinding machine are optimized and the combustion efficiency of the boiler is improved. Malfunction diagnosis, running evaluation and analysis are carried out to the system and reasonable suggestions are provided so as to ensure the system to run continuously, stably, safely and economically; the optimum dual-inlet and dual-outlet steel ball coal grinding machine direct-blow type powder-preparation control method is widely applied to the dual-inlet and dual-outlet steel ball coal grinding machine direct-blow type powder-preparation system or industrial similar systems in other industries.

The invention discloses a wearing device and a system and operation method for controlling intelligent household electrical appliances by means of the wearing device. The operation method includes the steps that the wearing device is connected with the intelligent household electrical appliances in a wireless mode, a physiological parameter detection module detects a current physiological parameter of a user, a behavior state detection module detects a current behavior state of the user, a control module judges whether the physiological parameter and the behavior state are in a physiological parameter range and a behavior state range of a combination of all combinations respectively, when the answer is positive, the combination of all the combinations is taken a matched combination, and then the intelligent household electrical appliances are set according to a setting mode corresponding to the matched combination. Judgment is carried out after the physiological parameter and the behavior state of the user are obtained, the intelligent household electrical appliances are automatically controlled, manual operations are not needed, and additionally, by means of judgment of the two factors, that is the physiological parameter and the behavior state, automatic control accuracy of an air conditioner is improved.

The invention relates to a centralized heating whole-network heat balance control method, in particular to a control system which is charged on area, which can eliminate the heat imbalance of the whole network and balance the heating effect. The control method adopts different control strategies for a heat source and two links of a primary side in the heating system so as to meet the requirement of users. For the heat source, the online prediction of the heat load is realized according to external temperature variation, and a running instruction is supplied for the heat source; a uniform control strategy is adopted for a primary network, automatic adjustment of a primary valve of a heat exchanging station of the heat network can be realized, a weighted value can be manually given to a special heat exchanging station, and the heat imbalance degree is used for analyzing and evaluating a whole-network heat balance control effect; and the control method can effectively solve the problems of the heating system such as imbalance heat and energy waste, a great amount of manpower and material resource can be saved in the adjustment process of the heat network, and the balance and consistency of the heat supply effect can be guaranteed.

The invention discloses a method for controlling the planeness of cold-rolling strip steel, which comprises the following steps of: carrying out planeness feed-forward control, planeness feedback control and coordination control between both; detecting the cross-section shape and the planeness of a hot rolling incoming material, and actually-measured rolling technological parameters of each frame in real time based on a profiler configured on a No. 1 frame inlet, wherein the parameters comprise rolling force actually-measured values and plate shape adjusting mechanism actually-measured values, and carrying out the feed-forward control on the planeness of each frame outlet; and actually measuring the planeness of the cold-rolling strip steel based on a plate shape roller configured on an outlet of a cold rolling mill, and intensively carrying out the feedback control on the planeness of a final frame outlet. The method can eliminate the influences of the cross-section shape and the planeness of the hot rolling incoming material and fluctuations of the rolling technological parameters on the planeness of the final frame outlet to improve the planeness quality of the cold-rolling strip steel on the one hand, and can automatically control the planeness of each frame outlet, reduce incidence of abnormal conditions, such as fracture surfaces, deviation and the like, and improve the stability in the production process of tandem cold strip rolling on the other hand.

The invention provides a method and system for controlling domestic equipment according to the position of a user. The method includes the steps that current user position information uploaded by a user operation terminal is received; the current distance between the user and the domestic equipment is worked out according to the current position information of the user; the current distance is compared with a preset distance in a cloud server, and an instruction of control over the domestic equipment is generated according to comparison results; the control instruction is sent to a domestic equipment control device to enable the domestic equipment to execute corresponding operation according to the control instruction. Due to the adoption of the method and system, domestic equipment remote operation control is more intelligent, the application range is wider, and a more user-friendly effect can be achieved.

The present invention belongs to the field of pressure cooker technology. Specially, it relates to an improvement of pressure cooker structure with electromagnetic heating function or electroheating function. It mainly includes the following several portions: outer pot, inner pot, upper lid, heating system, pressure switch, pressure detection circuit, chip microprocessor and its control device. Said invention also provides its working principle and concrete operation method.

The invention relates to a laser-cladded composite wear-resisting layer on the surfaces of copper and copper alloys and a preparation method. The composite wearing layer is a multi-layered laser cladding layer comprising at least two or more than two layers, wherein the coating connected with a substrate is the first layer, which is also called as a transition layer and is a copper-based alloy prepared from the following components in percentage by weight: 20.0-30.0 percent of Cu, 6.0-8.0 percent of Al, 0.3-0.6 percent of Si, 1.7-2.4 percent of Zr and the balance of Ni; and the rest layer is a cobalt-based alloy prepared from the following components in percentage by weight: 1.0-1.5 percent of C, 25-30 percent of Cr, 2-4 percent of Fe, 10-15 percent of W, 0.8-1.2 percent of Si, 3-4 percent of B, 8-12 percent of Ti, 10-12 percent of Ni and the balance of Co. The composite wear-resisting layer provided by the invention has compact tissues without cracks or pores and forms favorable metallurgy combination with the surfaces of copper and copper alloys. The preparation method provided by the invention can be used for accurately controlling the thickness of the composite wear-resisting layer and automatically controlling the whole process, and has the advantages of low energy consumption, no pollution, high efficiency and low cost.

The invention discloses a vehicle travelling control method and system, and relates to the technical field of automatic control. Multiple road images at different angles in front of a vehicle are obtained in real time from cameras arranged on different positions of the vehicle, effective road images dead ahead the vehicle are obtained after processing of the images, lane line information is recognized from the road images dead ahead the vehicle, the deviation angle and the deviation distance between the current vehicle traveling direction and a required lane line are calculated, and the vehicle is further controlled to travel according to the deviation angle and the deviation distance. Complex formula calculations can be avoided, efficiency is improved, missed information can be obtained according to actual images, accuracy is further improved, the scheme is simple and efficient, the control is accurate and free of limiting of application scenes, images at multiple angles can be obtained conveniently under the complex conditions that many vehicles are on roads, parallel line travelling occurs frequently, the roads are not standard, the vehicle speed is high and the like, adaptability to multiple scenes is higher, and automatic control over the vehicles can be achieved better.

The invention provides a full-automatic pipe cutting machine comprising a frame, and a charging device, a feeding device, a cutting device, a measuring device and a control device which are sequentially arranged on the frame horizontally; the cutting device comprises a cutter holder which is arranged on the frame, a plurality of first motors which are lined horizontally along a longitudinal direction and can be arranged on the cutter holder by moving up and down, a first cylinder which is connected with and drives each first motor to move up and down synchronously, a circular saw blade which is arranged on the output shaft of each first motor, a second motor which is in transmission connection with the input shaft of each first motor through a first transmission mechanism, and a bearing piece which is arranged on the tool rest below each circular saw blade and is used for bearing a pipe at a cut part; and the measuring device comprises a guide rail which is horizontally arranged on the frame, a slide frame which is movably arranged on the guide rail, a driving mechanism which is connected with and drives the slide frame to move along the guide rail, a pipe baffle which is arranged on the slide frame and a first pipe clamping mechanism which is horizontally arranged on the slide frame along the longitudinal direction. According to the full-automatic pipe cutting machine, more than one pipe can be cut at one time, and the machine has the advantages of high cutting efficiency, good cutting quality and the like.

The invention discloses an intelligent vehicle running control method and system, and relates to the technical field of automatic control. The intelligent vehicle running control method comprises the steps of: obtaining multiple images of roads in front of a vehicle in different angles in real time by cameras arranged at different positions of the vehicle so as to obtain efficient images of the road in front of the vehicle; extracting lane line information and performing coordinate transformation on the lane line information and demarcating the information at a corresponding position of a road right information infusion coordinate system; obtaining road right information within a preset running range, judging the current road right state based on the road right information, and controlling the vehicle to run based on the road right condition and the lane line information. The intelligent vehicle running control method and system can avoid a multifarious formula algorithm, not only improves efficiency, but also can obtain missing information based on a practical image, further improves accuracy, gives overall consideration for various road right information, can judge a next running control way more exactly and more efficiently based on specific conditions, can leave out a process of a plenty of inefficient calculation, and improves the vehicle running efficiency and accuracy greatly.

The invention discloses a transformer substation inspection robot holder control method based on visual servo. The transformer substation inspection robot holder control method comprises the steps of: saving equipment images of each preset position of a transformer substation shot by a transformer substation inspection robot into a template library; acquiring the equipment images at the preset positions, and uploading the equipment images to a background service center; invoking the equipment images in the template library by means of the background service center, adopting an SIFT algorithm for matching a real-time inspection image with a template image, and registering common feature points of the two images; acquiring position information of an equipment region in the acquired image; verifying whether the acquired image contains a complete equipment region to be detected, and counting times of visual servo; and subjecting an equipment image acquired at the preset position by the inspection robot the last time to pattern recognition processing, and outputting real-time operating state of the equipment. The transformer substation inspection robot holder control method based on visual servo allows the robot to observe operating state details of the power equipment at far distance and long focal length, and realizes the purpose that the inspection robot observes the transformer substation equipment in a full-coverage manner.

The invention provides an integrated internal circulation type denitrification and decarburization bio-membrane reactor and an operating method thereof. The main body of the reactor consists of an anoxic zone on the lower part, an aerobic zone on the upper part and a settling zone on the periphery of the aerobic zone; a composite filler is filled in the anoxic zone, and a water inlet pipe is communicated with the bottom of the anoxic zone; the aerobic zone is partitioned into a filler zone for adding a carrier on the upper part and a mud-water mixing zone on the lower part by adopting an orifice plate, the anoxic zone and the aerobic zone are partitioned through an impermeable partition plate, and a plurality of aeration pipes are arranged at the bottom of the aerobic zone and provided with air inlet pores; and the settling zone consists of three parts, namely a clean water zone, a contact settling zone and a sludge returning zone which are sequentially arranged from top to bottom, wherein the bottom of the sludge returning zone is provided with a sludge returning seam and communicated with the bottom of the aerobic zone. The reactor realizes zero power consumption in sludge returning, and is compact in structure; and a back flushing system is not required in the contact settling zone, and additional agents and carbon sources are not required, so that the reactor is low in running cost.

The invention relates to an automatic control system during the combustion process of a hot air furnace of a blast furnace, belonging to the field of automatic combustion control technique of the hot air furnace of the blast furnace. Firstly, the system self-learns the historical combustion data of the furnace according to the specified conditions, and determines the best coal gas and air flux of the furnace and the best initial openness of an adjusting valve to be as the initial parameters of the next combustion period. During the normal combustion stage, a control method that fuzzy control is combined with self-optimization control is adopted, the fastest increment of the temperature at the arch is taken as the object, and the air combustion proportion coefficient is quickly optimized according to the temperature change of the combustion chamber. Simultaneously, by adopting a non-difference self-adaptive single closed ring control system combined with the methods such as fuzzy control, self-learning and pulse driving and the like, the action of the adjusting valve can be effectively controlled, and precise and quick adjustment and control of the flux are realized. According to the trend change of the temperature of the waste gas, the system adopts the fuzzy control arithmetic to control the combustion rhythm. Simultaneously, the system comprehensively summarizes the manual combustion experience and achieves the object of completely automatic control without man-watching during the whole combustion process.

The invention provides a water outlet control method and system of a drinking water supply device. The water outlet control method includes the steps of obtaining echo signals detected by ultrasonic wave sensors, wherein the ultrasonic wave sensors are arranged on a water outlet of the drinking water supply device; judging whether a water container is arranged between the water outlet and a shelf or not according to the echo signals and the distance between the pre-stored ultrasonic wave sensors and the shelf of the drinking water supply device; if the water container is arranged between the water outlet and the shelf, determining the height of the container edge of the water container according to the echo signals and the distance; determining the height of the surface of water in the water container according to the echo signals and the distance; and controlling the water outlet of the drinking water supply device according to the height of the container edge and the height of the surface of the water. A user can conveniently use the drinking water supply device like a water dispenser, a water purification machine and the like by adopting the water outlet control method and system; in addition, the water outlet control method and system can be suitable for various water containers with uncertain volumes according to the scheme of the invention.

The invention provides a CTCS (China Train Control System)-2 train operation control system comprising ground facilities and a vehicle-mounted apparatus, wherein the ground facilities include a temporary speed limit server, a train control centre, a railway circuit, a ground electric unit and a transponder group; the temporary speed limit server generates a temporary speed limit command; the train control centre generates carrier frequency and low frequency coded messages and active messages according to rail zone state messages and the temporary speed limiting command; the rail circuit generates a modulation signal according to the coded message, sends the modulation signal, generates and sends a rail zone state message; the ground electric unit sends the active transponder messages to a transponder group; the transponder group sends a fixed transponder message and an active transponder message; and the vehicle-mounted apparatus includes a vehicle-mounted safety computer, a railway circuit message receiving module and a transponder message receiving module. The CTCS-2 train operation control system provided by the invention realizes automatic control of train operation based on train operation permission messages transmitted by the rail circuit and the transponder group.

The invention discloses a control method for an electronic expansion valve, a self-adaptive control method for a heat pump, and a device thereof; wherein, the control method for the electronic expansion valve comprises the steps as follows: S110: the electronic expansion valve is started and initiated; a controller arranges the openness of the electronic expansion valve as an initial value; S120: after starting prearranged time, the controller determines the practical over-heat degree of the electronic expansion valve; S130: controller compares the practical over-heat degree with a destination over-heat degree so as to determine the optimum openness value domain of the electronic expansion valve, and S140: the controller adjusts the openness of the electronic expansion valve to the optimum openness value domain. Therefore, automatic regulation of refrigerant flux and throttling degree of the heat pump device according to the working conditions can be ensured, the system is protected and runs at a best state, the optimum openness of the electronic expansion valve can be quickly gained, the lag time is greatly reduced, and the throttling degree of the system can be adjusted according to the running state.

The automatic sawing, cutting and stacking machine for aluminum alloy bars includes conveying roller bed comprising conveying rollers and chain wheel driving mechanism, operating stations set along the conveying roller bed, material feeding mechanism, material setting mechanism, cutting mechanism, sizing mechanism, stacking mechanism, side aluminum bar pushing mechanism, power mechanism and control mechanism. The present invention has power mechanism and control mechanism, and can realize PLC automatic control and automatic operation of feeding, sizing, cutting and stacking aluminum alloy bars, and possesses high production efficiency.

The invention discloses a charging device for a new-energy vehicle. The charging device includes a column and a sliding cavity which is arranged in the column, the upper portion of the left side of the column is provided with an insertion cavity, a power supply part for being in matched connection with a charging part of the new-energy vehicle is arranged in the sliding cavity in an up and down sliding mode, the power supply part includes a downward sliding part and an upward sliding part which is fixedly connected with the downward sliding part, the left side of the upward sliding part is provided with a first power supply hole, the right side of the upward sliding part is provided with a power supply column, and a locking part for locking the charging part is further arranged in the upward sliding part. The charging device for the new-energy vehicle is simple in overall structure, safe and stable in running, relatively low in cost, convenient to mount and maintain and easy to operate, the continuity of electric vehicle charging can be achieved, charging is prevented from being broken midway, and the charging device is suitable for popularization and usage.

The invention discloses a method and a device for controlling inner cores of a multi-core browser, which belong to the technical field of browsers. The method comprises the following steps: receiving a request of browsing webpages by using the multi-core browser; acquiring the corresponding relations between the webpages and the inner cores; determining the inner cores which correspond to the webpages according to the corresponding relations; and rendering the webpages by using the inner cores. The device comprises a receiving module, an acquisition module, a determination module and a rendering module. By adopting the method and the device for controlling the inner cores of the multi-core browser, the automatic control of the inner cores of the multi-core browser is realized; a user does not need to manually switch the inner cores; the accuracy and the service efficiency of webpage rendering are improved; and the requirement on the user is greatly lowered.