277results about How to "Achieve unified control" patented technology

An intelligent robot system facing public service scenarios mainly comprises a Web interaction module, a voice interaction module, a face recognition module, a navigation module, a master control module and a communication module. The intelligent robot system is realized based on an MVC system design mode with reference to an ROS message communication mechanism. First, friendly interaction with auser is realized through the Web interaction module, and the user controls a robot to accomplish an appointed task based on the Web interaction module. The voice interaction module is used for improving the performance of interaction between the user and the service robot. The face recognition module accomplishes real name authentication and grading of the user. The master control module realizestask scheduling with the Web interaction module, the face recognition module and the voice interaction module, and controls the navigation module to accomplish a predetermined task. The navigation module transmits motion information to the Web interaction module to realize friendly human-machine interaction through the communication module while accomplishing a user guiding task. The communicationmodule accomplishes message filtering and stable transmission among the functional modules based on a message subscription and release mechanism. The intelligent robot system facing the public service scenarios makes up for functional deficiencies of a current public service robot to a certain degree and provides a favorable research direction for development of the service robot.

The invention discloses a control method for a sliding mode converter control structure of an active power filter containing a parameter perturbation, which comprises the following steps: firstly, building a state space mathematical model under an abc coordinate system; converting the state space mathematical model to be under a dq coordinate system to obtain a uniform mathematical model by taking dq components of harmonic current and capacitor voltage on a direct-current side as state variables; constructing a sliding mode surface; decoupling the sliding mode surface for control; defining a control rate; carrying out inverse transformation on the control rate to obtain an effective control rate; constructing an integral sliding mode surface; and redefining a new control rate, so as to finally obtain a PWM (Pulse-Width Modulation) signal for driving a switch tube. The control method adopts the sliding mode converter structure, so that current tracking and the capacitor voltage on the direct-current side are uniformly controlled. The sliding mode converter control structure is simple in design and is easy to realized, has good robustness on the internal parameter perturbation and internal interference of a system and has good dynamic performance, and the current variation can be quickly tracked when a load is suddenly changed.

The present invention discloses a smart household system, including control terminals, an online apparatus, a family network control center, control modules and smart household appliances. The control terminal sends a control signal to the family network control center through the online apparatus, after processing the signal, the family network control center forwards the signal to the control module, different control modules forward different control signals to corresponding smart household appliances according to control requirements on different smart household appliances, to control the smart household appliances while reading smart household appliance state information and feeding back to the family network control center, and the family network control center feeds back a feedback signal to the control terminal through the online apparatus after processing the feedback signal. The effects of the present invention are: 1, achieving uniform control of the household appliances; 2, achieving remote control of the household appliances; and 3, achieving accurate reading of the electricity consumption of the household appliances for energy-conservation control of the household appliance.

The embodiment of the invention provides a method and a device of realizing a data cache layer, electronic equipment and a readable storage medium, which can select data, which need to be cached, through a manner of flexibly configuring annotations, reduce intrusion of service code, and realize unified control of caching. The method includes: introducing a cache-layer jar package into a service layer; parsing a cache-layer configuration file, and configuring cache configuration parameters; configuring the cache annotations in a service method according to the cache configuration parameters; and realizing caching and / or querying of data according to the cache annotations when the service method is invoked.

The invention discloses a control method and a control system for hybrid MMC uninterrupted operation. The control method comprises the following steps: acquiring the alternating current output voltagereference values of each phase of upper and lower bridge arms, acquiring a direct current voltage reference value, acquiring the negative sequence frequency-doubled circulating current restraint reference voltage of each phase of upper and lower bridge arms, acquiring the zero sequence circulating current compensating potential reference value, and generating a driving signal. The control systemcomprises an alternating current control device, a direct current control device, a negative sequence circulating current restraint control device and a driving signal synthesis device which are usedfor acquiring the alternating current output voltage reference values of each phase of upper and lower bridge arms, the direct current voltage reference value, the negative sequence frequency-doubledcirculating current restraint reference voltage of each phase of upper and lower bridge arms, the zero sequence circulating current compensating potential reference value and the driving signal. Alternating current positive and negative sequence current can be uniformly controlled, alternating current negative sequence current and bridge arm zero sequence ring current are restricted, direct current side current is controlled, and uninterrupted operation is finally realized.

The invention discloses a networking system and a networking method. The networking system comprises a platform server, a router, a first intelligent household appliance and a second intelligent household appliance, wherein the router is connected with the platform server, and the first intelligent household appliance and the second intelligent household appliance are communicated with the router. The platform server is used for transmitting a first operation strategy to the first intelligent household appliance, and the first intelligent household appliance is used for performing operations corresponding to the first operation strategy after receiving the first operation strategy; and / or, the platform server is used for transmitting a second operation strategy to the second intelligent household appliance, and the second intelligent household appliance is used for performing operations corresponding to the second operation strategy after receiving the second operation strategy. According to the networking system and the networking method, the first intelligent household appliance and the second intelligent household appliance are connected to the platform server, and the platform server transmits the operation strategies to the first intelligent household appliance and the second intelligent household appliance, so that barriers formed among different household appliance manufacturers can be overcome, information sharing of each intelligent household appliance is achieved, and uniform control of the first intelligent household appliance and the second intelligent household appliance is implemented through the transmitted operation strategies.

The present disclosure relates to a live broadcast back-to-source aggregation method, a device, a system, equipment and a storage medium, the method comprises: receiving a back-to-source request sentby a network node in a content delivery network, wherein the back-to-source request is used for requesting to obtain a resource address of a live broadcast resource; determining the resource address of the live broadcast resource based on the attribute of the live broadcast resource, the determined resource address being a source station address or an intermediate source address in the content distribution network; and returning the obtained resource address to the network node. According to the method, the unified control of the back-to-source addresses is realized, the back-to-source addresses are aggregated into one path, the consumption of the back-to-source bandwidth is reduced, and the bandwidth cost is saved.

The invention relates to a wheeled mobile robot trace tracking control method based on energy saving consideration, and belongs to the field of robot control. The method comprises the following steps that according to energy consumption characteristics of a wheeled mobile robot, the energy consumption optimization of a driving motor during cruising of the robot is intensively considered, and a motor energy consumption model is built; according to the trace tracking characteristic of the wheeled mobile robot, a kinematic model and a tracking error model are built, and a kinematic tracking sub controller is designed; a correlation model of the kinematic model and the motor energy consumption model is built according to an inherent correlation mechanism between the kinematic model and the motor energy consumption model; finally, an energy-saving sub controller is obtained, so that the wheeled mobile robot trace tracking control method based on energy saving consideration is obtained. The wheeled mobile robot trace tracking control method has the advantages that the global stability of a system and the high-precision and low-energy-consumption control of the whole process of the wheeled mobile robot can be controlled, so that the precise trace tracking is realized, and meanwhile, the energy optimization is realized.

The invention provides an intelligent household equipment control method and apparatus. The method comprises the following steps: control end grouping intelligent household equipment, obtaining grouping configuration, and specifying one master control device for grouping; the control end sending a master control command to the master control device; the master control device, according to the grouping configuration, sending a general control command to each response device in groups; a server converting the general control command into a specific control command corresponding to the model of each response device; the server sending each specific control command to the corresponding response devices; and the control end receiving and displaying feedback information fed back by the response devices after the response devices execute the specific control commands. The intelligent household equipment control method and apparatus provided by the invention can realize communication between the intelligent household equipment, can also realize unified control of different intelligent household equipment brands, better optimizes life styles of people, and helps the people to arrange time effectively.

The invention belongs to the field of electronic security protection and discloses an intelligent window control system used for energy conservation and fire fighting. The objectives of energy conservation and fire fighting are achieved by utilizing Zigbee wireless technology and CAN (controller area network) bus technology to realize flexible combining of control nodes, utilizing a standby battery to realize normal working of the system during a power failure, realizing artificial control through a manual control box, an infrared remote control unit, a cellphone and a personal computer and detecting environment parameters through various sensors to realize automatic control of a window so as to improve daylighting, ventilation, heat radiation and smoke and dust discharging of a building. The intelligent window control system is composed of the window control nodes, a window controller, the infrared remote control unit, the personal computer, a main controller and the cellphone. The intelligent window control system has the advantages of low cost, low power consumption, safety, reliability and the like, and has huge energy saving potential. The window can be timely opened for smoke and dust discharging when a circumstance that smoke exceeds the standard is detected, so that the circumstance can be effectively reduced.

The invention is applicable to the technical field of network security, and provides an interface security control method in network security, and an interface security control terminal device. The method comprises the following steps: receiving an HTTP request sent by a client, and parsing the request to obtain a URI, and determining a corresponding security policy, wherein the security policy comprises one or more of signature verification, user authentication, replay verification and black list and white list verification; verifying the HTTP request according to the security policy; if theHTTP request passes the verification, determining a current limiting policy corresponding to the URI; verifying the HTTP request according to the current limiting policy; if the HTTP request passes the verification, determining a micro service interface corresponding to the URI, and forwarding the HTTP request to the micro service interface; and receiving a response returned by the micro service interface, and sending the response to the client. A public network request can be intercepted, verified and the like, unified control of the security of the micro service interface is achieved, and the direct interaction between an external network and the micro service interface is avoided to ensure the security of the micro service interface.

The present invention provides a charging pile simulator. The simulator comprises an alternating current source module configured to convert the power grid current to the current required when a vehicle performs alternating current charging; a direct current source module configured to convert the power grid current to the current required when the vehicle performs direct current charging; an alternating current charging plug; a direct current charging plug; a first control guidance circuit connected between the alternating current charging plug and the alternating current source module; a second control guidance circuit connected with the direct current charging plug and the direct current source module; a CAN communication module configured to simulate and analyze the controller local network (CAN) communication; and an industrial control computer configured to perform data collection and analysis. The charging pile simulator can simulate charging faults and communication faults in the simulation charging process so as to provide a verification means for improving the compatibility of the vehicle to a charging facility and the anti-charging interference capability.

A millipore plate electromagnetic separator includes a salver; an electric magnet array consisting of a plurality of small electric magnets is arranged on the salver; each small electric magnet includes a magnetic core and a loop sheathed outside the magnetic core; the two ends of the loop are connected with powers; the upper surface of the electric magnet array is provided with a cover plate; a hole corresponding to the magnetic core is arranged on the cover plate; a pair of clamping springs are arranged in the two corresponding frames of the salver; a millipore plate is arranged at the top part of the cover plate and is clamped on the lower surface of the two clamping springs; the centers of 4 to 6 neighboring millipores on the millipore plate are corresponding to one small electric magnet. The millipore plate electromagnetic separator has the advantages of simple structure, low cost, fast separating speed and high efficiency; can realize single or uniformed control on each small electric magnet, is flexibly operated, is conveniently combined with an automatic plate washing device to realize the automatization of separation and can play the important roles on the aspects like clinical laboratory, environment detection, bioanalysis, drug screening, etc.

The invention discloses an automatic power regulation device for a polysilicon reducing furnace, comprising a silicon chip pre-heating device, a silicon chip constant-temperature heating device and controllers thereof, wherein, the silicon chip pre-heating device is provided with a power switch, a saturation resistor, a boosting transformer and a inverted pole switch which are connected in sequence, and the silicon chip pre-heating device is connected with a silicon chip by the inverted pole switch thereof; the silicon chip constant-temperature heating device is provided with a power switch, an isolation transformer, a silicon controlled rectifier and an isolating switch which are connected in sequence, and the silicon chip constant-temperature heating device is connected with the silicon chip by the isolating switch thereof; each controller is provided with a saturation resistor control module used for controlling the primary side voltage of the boosting transformer; a switch automatic switching control module is used for controlling the switching of the pre-heating device and the constant-temperature heating device, for controlling the breakdown sequence of the silicon chip, and for controlling the tapping position of the inverted pole switch on the secondary side of the boosting transformer, thereby controlling preheating current of the silicon chip; a control module of the silicon controlled rectifier is used for controlling the conduction angle of the controlled silicon, thereby controlling the constant-temperature heating current of the silicon chip; and the voltage regulator adopts wave splicing for voltage regulation.

The present invention is control method and circuit for multistage temperature-controlled fan. The control method includes selecting the minimum noise state as the initial state; and adopting selected fan reference temperature to control the on and off of all the fan temperature control so that every fan is temperature controlled based corresponding temperature stage and only one fan is temperature controlled in any temperature stage to obtain determined control state. The control circuit for realizing the control method includes one sensor to sense the reference temperature of the selected fan to produce PWM control signal; one control chip connected to the sensor to produce multiplex control signal based on the PWM control signal; several temperature controlled fans with temperature control initiated in set order based on the logic combination of multiplex control signal. The control scheme may be used for electronic equipment needing heat dissipation to reach optimized heat dissipation, noise and power consumption.

The invention discloses a uniform prediction control method for quasi-Z source inverter-permanent magnet synchronous motor systems. According to the method, stator current d and q axis components areobtained through coordinate transformation, each control variable is obtained through a delay compensation link, a torque given value is obtained through a rotation speed closed loop, and d and q axiscurrent given values are obtained to calculate a stator flux linkage given value; an inductive current given value is calculated through a power compensation manner so as to obtain an inductive current critical value; and an optimum vector is judged according to a relationship between inductive current and the inductive current given value so as to obtain each control variable at the next moment,the control variables at the next moment are substituted in an evaluation function to obtain an optimum vector, and a switch state corresponding to the optimum vector is output to an inverter. The uniform prediction control method is capable of decreasing the operand of controllers, avoiding the influences, on prediction control of quasi-Z source inverter-permanent magnet synchronous motor systems, of quasi-Z source inverter negative modulation, realizing the uniform prediction control of quasi-Z source inverter-permanent magnet synchronous motor systems, and solving the control conflict problems in two-stage control.

The invention discloses a home appliance control system, which is characterized by comprising a set-top box, a remote controller matched with the set-top box and at least one external controller connected with the set-top box, wherein each external controller is connected with at least one home appliance; the set-top box is provided with a home appliance control module; and the home appliance control module controls the home appliance according to a control instruction from the remote controller by the external controller. The invention also discloses another home appliance control system adopting a signal transceiver component. The system controls various home appliances by utilizing the set-top box, is convenient to use and low in transformation cost, simultaneously has a good human-computer interaction interface and can realize the real-time feedback of control information.

The embodiment of the invention provides a control method of equipment, a client side, a server, intermediate equipment and controlled equipment. The control method of the equipment includes the steps of obtaining information of the intermediate equipment and information of the controlled equipment related to the intermediate equipment, sending a resource downloading command carrying the information of the intermediate equipment to obtain resources to the server so that the corresponding intermediate equipment obtains the corresponding resources through the server, sending an operation instruction to the controlled equipment related to the intermediate equipment so that the controlled equipment can obtain the corresponding resources from the intermediate equipment according to the operation instruction to execute related operations. The control method of the equipment solves the distance limit question occurring when the controlled equipment carries out control operations, a user only needs to log in the client side to control the controlled equipment at any time in any place, convenience is brought to the user, and user experience is improved.

The invention discloses a distributed and unified control method of a medium and low-voltage direct-current power distribution system. The method comprises two parts including a distributed control method based on a direct-current bus voltage signal and a unified control method of a direct-current transformer, wherein the distributed control method based on the direct-current bus voltage signal isthat photovoltaic, energy storage and fuel cell units on a direct-current bus adjust respective working modes according to a voltage range of a direct-current bus voltage so as to jointly maintain the direct-current bus voltage to be stable; and the unified control method of the direct-current transformer is that a displacement control link is added on the basis of a voltage droop control link toobtain a power control function, a medium-voltage direct-current bus voltage regulation function and a low-voltage direct-current bus voltage regulation function; and when an operation scene of the system is changed, the direct-current transformer does not need to switch a control mode. According to the method, the integrated control of the medium and low-voltage direct-current power distributionsystem is realized; the communication link is avoided, the realization is easy, and the reliability is high; and stable operation of the medium and low-voltage direct-current power distribution system is realized.

The invention discloses a method for controlling an intelligent device by a router. The method comprises following steps of sending a request for logging in a user account to an internet of things server, thus logging in the user account, wherein the request comprises the user account and a user account password; receiving a control instruction which is sent by an intelligent terminal through adoption of the internet of things server and is specific to the intelligent device bound with the user account, wherein the control instruction comprises the device ID of the intelligent device; forwarding the control instruction to the corresponding intelligent device according to the device ID and a device address; receiving the execution result of the intelligent device specific to the control instruction; and forwarding the execution result of the intelligent device specific to the control instruction to the intelligent terminal by the internet of things server. The invention also discloses the router. According to the method and the router, the intelligent terminal can control the intelligent device remotely.

The invention discloses a router and a smart home control system with the same. The router comprises a card reading module, a cloud server and a radio frequency module, wherein the card reading module is used for reading RFID data preset in an RFID card on smart home, and the cloud server is respectively connected with the radio frequency module and the card reading module and is used for executing the operations corresponding to operating instructions input from a cloud end by a user through a wireless control terminal. The router and the smart home control system achieve smart home unified control and monitoring, and reduce the control difficulty of the smart home.

The invention provides a mobile power source renting system and mobile power source renting cabinet. The system comprises a cloud server and a mobile power source renting cabinet, and the renting cabinet comprises a cabinet body, a main control module, multiple mobile power source storage cabins and a wireless communication module; each mobile power source storage cabin comprises a cabin door, an accommodation groove rail, a driving stress wheel, a first synchronous transmission mechanism, a second synchronous transmission mechanism, a first driving motor, a second driving motor and a control circuit board which is connected with the main control module. By making the two synchronous mechanisms arranged at the same side of the mobile power source storage cabins, making the first synchronous transmission mechanism located above the second synchronous mechanism, and making the two driving motors arranged at the rear end in the mobile power source storage cabins, the structures among all parts are compact, the overall space utilization rate is increased, on the condition that mobile power sources with the same number are accommodated, the cabinet body is smaller in size and less in occupied area, and the flexibility of the placing position of the mobile power source renting cabinet is increased.

The invention provides a novel code grouping smart remote control lamp circuit. The code grouping smart remote control lamp circuit is mainly composed of a remote control transmission circuit with a code grouping module and a plurality of remote control receiving circuits, wherein each remote control transmission circuit comprises a plurality of transmission keys which are mainly a switch key, a grouping key, a color key and a luminance key, each remote control receiving circuit is connected with four paths of external LED (light emitting diode) output, and the four paths of the LED output are respectively connected with four colors of LEDs which are white, red, green and blue. The coding grouping smart remote control lamp circuit can achieve the purpose that the remote control transmission circuit sets a single group of the receiving circuits or uniformly sets all the receiving circuits through grouping pairing.

The invention discloses a control system and a control method for a coaxial cable production line. The system comprises a control panel, a display device, a special controller, a copper wire feeding machine, a cleaning machine, a heater, a shaping die, an insulation layer coating machine, a foaming machine, a polyester feeding machine, an aluminum foil coating machine, an aluminum foil feeding machine, a first image identifier, a high-speed weaving machine, an aluminum line feeding machine, a winding degree sensor, a pitch sensor, a protecting sleeve machine, a polyvinyl chloride feeding machine, a second image identifier and a wire winding machine. The system has the advantages that each production equipment of the production line is uniformly controlled by the special controller, and the automation level of the production line is improved; by additionally arranging the image identifier, the winding degree sensor and the pitch sensor, the production process can be monitored in real time, and the qualified rate of products is improved.

The invention discloses a centralized controller. The centralized controller is applied to centralized control on home equipment. The centralized controller includes an information acquisition module used for acquiring network information and account information provided by a mobile terminal, a networking module used for connecting a network corresponding to the network information according to the network information, and an interaction module used for interacting with home equipment configured in the account information through the network after the network corresponding to the network information is connected. The invention also discloses a control method of home equipment, and a smart home system. With the centralized controller, the control method of home equipment and the smart home system of the invention adopted, unified and centralized management control can be performed on the home equipment, operation of management control on the home equipment can be decreased, and complexity of user' configuration for the centralized controller can be lowered.

The invention provides a method for controlling an air source system for a railway vehicle. The method comprises the following steps that: a local control unit, which corresponds to a compartment of a compressor, is arranged in the railway vehicle, acquires first information of the compartment and transmits the information to a central control unit of the railway vehicle through a vehicle network; the local control unit receives a control message for controlling on and off of the compressor according to the first information and second information transmitted by other compartments, wherein the control message is returned by the central control unit through the vehicle network; and the local control unit, which corresponds to the compartment of the compressor arranged in the railway vehicle, controls on and off of the compressor according to the control message. By the method for controlling the air source system for the railway vehicle, the compressors distributed at different positions of a train are controlled uniformly; airpipe pressure of the train is guaranteed precisely; impact on power supply of the train is reduced; and service life of the compressor is prolonged.

The invention provides a halfling-shaped intelligent robot and a control system thereof. An environment sensor sends measured environment information to a task manager; the task manager issues operation tasks to an upper body movement planning device and a chassis movement planning device based on the environment information and task instructions; the upper body movement planning device generatesa mechanical arm joint angle sequence based on the operation tasks and sends the mechanical arm joint angle sequence to a joint servo controller so that the operation tasks can be completed; and the chassis movement planning device generates a chassis motor rotation speed sequence based on the operation tasks and sends the chassis motor rotation speed sequence to a chassis motor controller so thatthe operation tasks can be completed. The environment sensor, the task manager, the upper body movement planning device, the chassis movement planning device, the joint servo controller and the chassis motor controller form the complete halfling-shaped intelligent robot control system, uniform control over the chassis and the upper body is achieved, the convenience of the robot is improved, and market popularization is facilitated; and the halfling-shaped intelligent robot is subjected to layered control, and the reliability and control efficiency of the system are improved.

The invention provides a temperature control load hierarchical aggregation control method for an intelligent building. The method comprises the following steps: 1, constructing the hierarchical control architecture of heterogeneous temperature control load clusters which are aggregated and distributed dispersedly by taking a building as a unit; in an upper-layer control architecture,determining the scheduling capacity which should be provided by each building through distributed containment control based on the aggregation characteristics of the heterogeneous temperature control loads dispersedly distributed in different buildings by means of a load aggregator according to the scheduling requirement of the power distribution network system and the scheduling capacity level which can be provided by each building; sending a scheduling control requirement which contains the scheduling capacity provided by each building to a building controller in a lower-layer control architecture; and inthe lower-layer control architecture, according to the scheduling control requirement sent by the load aggregator, adjusting the running state of a controlled temperature control load in the same building through a conversion time matching control strategy by means of a building controller. According to the invention, the coordination control of load scheduling capacities provided by different buildings in the sparse communication network is realized.

The invention discloses a TMS320F2812-based unified control method for photovoltaic grid connection and power quality comprehensive management. The core of the method is the TMS320F2812 DSP control chip, a signal conditioning circuit is matched to detect a three-phase current of a power distribution network; an instant reactive power detecting algorithm is matched with a solar photovoltaic array maximun power point tracing (MPPT) algorithm to obtain a three-phase grid connection and compensating current instruction; and according to the current instruction obtained through calculation, PWM pulses are formed with a current tracing control method of hysteresis comparison and pass through an optoelectronic isolation driving power tube, the grid connection and compensating current is injected into a power grid after filtered by a filter circuit, and the functions of power quality comprehensive management and photovoltaic grid connection power generation are achieved at the same time. The control method achieves unified control of the photovoltaic grid connection and the power quality comprehensive management based on the TMS320F2812 DSP control chip, enables the capacity of a photovoltaic grid connection power generating device to be fully utilized, eliminates unfavorable effects on the power distribution network caused by frequent switches of a grid connection system, promotes the use ratio and the cost performance of the device and has very high actual application value.