62results about How to "Increase control distance" patented technology

The invention discloses a remote automatic control system of a fracturing pump skid used in an oil field. The system is used for remote automatic control of a well service pump skid and a truck-mounted skid used in the oil field; the remote automatic control system consists of a field control system which consists of Siemens S7-315 series PLCs which are taken as a core, a Siemens MP370 which is taken as a remote control human-machine interface, and Ethernet which is taken as a transmission media; the system can achieve remote control functions such as start, stop and emergency stop of an engine, gear shifting, braking, turning back to a neutral position and idle speed of a gearbox and the like, and the system can modify field running parameters in a remote manner, thus realizing bidirectional transmission between the pump skid and the human-machine interface (HMI); the Ethernet is taken for communication so that the pump skid can transmit the field data to a remote controller or a server at the speed of 100MB/S; an industrial exchanger is taken to connect the devices such as the PLC, the HMI and the like to achieve more group controls; the exchanger can convert the field data into the data formats such as a standard *.CSV format and the like, and directly transmit the data to the server for data processing.

The invention discloses a long-distance communication method of a group of unmanned aerial vehicles based on self-adaptation. A UAV in that queue of the UAV group is selected as a relay node, and a moving instruction is sent to the relay node; the relay node receives and executes commands and monitors the RSSI strength with the predecessor UAV. When the RSSI strength is lower than the lower limitof the critical value, the relay node moves to the predecessor UAV. The relay node obtains the instruction to be transmitted from the predecessor UAV, judges whether the target UAV is itself or not, and if so, executes and feeds back the information; otherwise, the instruction is forwarded to the rear unmanned aerial vehicle; when the instruction to be transmitted is obtained from the rear unmanned aerial vehicle, the instruction is directly forwarded. The invention utilizes the multi-hop forwarding among relay UAV groups to prolong the control distance of the UAV groups and ensure the stability of the communication.

The invention discloses a toxic or combustible gas sensor wireless detection network system and a monitoring method thereof. The system comprises a wireless gas detection terminal and a monitoring terminal, and is characterized in that: the wireless gas detection terminal communicates with the monitoring terminal through a self-organized network or a data ratio, and comprises a gas sensing module and a wireless transceiver module; and the gas sensing module detects the concentration of a toxic or combustible gas in the ambient environment, and transmits the detected information to the monitoring terminal for communication through the wireless transceiver module. The system can monitor the data of the toxic, harmful and combustible gas in real time through the network simultaneously in field and remotely.

The invention discloses an air conditioning plant as well as a remote control system and method. The remote control system comprises an air conditioning plant and a mobile terminal, wherein the air conditioning plant comprises a temperature control device, a communication module, a control module, a camera and an image judgment module; and the mobile terminal sends a signal containing an identification mark in a short message mode to the air conditioning plant for remotely controlling the temperature and the monitoring function of the air conditioning plant. According to the air conditioning plant with a monitoring function as well as the remote control system and method, any wireless communication terminal with a video receiving function can remotely control the air conditioning plant with the monitoring function to set and monitor temperature, so that the air conditioning plant can be more flexibly and conveniently remotely controlled, and thus the control distance and the function of the air conditioning plant can be greatly improved.

The invention discloses a joint rotation structure which is used for achieving follow-up motions of an abdominal cavity anastomat. The structure comprises a trigger unit used for achieving first-angle rotation, a first transmission unit used for converting first-angle rotation generated by the triggering unit into first translation, a second transmission unit used for converting first translation into second-angle rotation, and an execution unit used for converting second-angle rotation of the second transmission unit into third-angle rotation corresponding to the first-angle rotation. Thus, the execution unit of the anastomat can be bent and steered by means of the joint rotation structure, the intermittent angle adjusting mode of the joint rotation structure is changed into a continuous angle stepless rotation mode, precision and application range of operating instruments are greatly improved, and requirements of required angles are met on the occasions where the operation environment is strict, operation difficulty is high and operation precision requirements are high.

The invention relates to a system and a method for controlling a motor controller through a mobile phone and a personal computer (PC) based on WiFi and a network technology. The system mainly comprises a motor provided with a micro-programmed control unit (MCU) controller, a WiFi module in communication and connection with the MCU controller, a wireless router connected to an Internet network and a terminal controller; specific steps of system control mainly include transmitting a control command by the terminal controller; receiving the control command by the WiFi module, and transmitting the control command to the MCU controller; and controlling rotation of the motor through the MCU controller.

The invention discloses a working state monitoring system and an analysis method for a distribution automation system. A plurality of wireless data terminals are connected through a state monitoring and analysis platform, the working states of the wireless data terminals are acquired automatically by the state monitoring and analysis platform, and data are displayed and fed back after being processed through the working state monitoring system, so that efficient unified monitoring and management of the wireless data terminals by a control center are realized.

The invention discloses a control method for controlling the radiation direction of the antenna (112) of an unmanned aerial vehicle (10). The unmanned aerial vehicle (10) communicates with a control end (30). The unmanned aerial vehicle (10) comprises an antenna assembly (11). The antenna assembly (11) includes an antenna (112). The control method comprises the following steps: (S10) acquiring therelative control end of the unmanned aerial vehicle (10) relative to the control end (30); and (S20) driving the antenna (112) to move according to the relative position to adjust the radiation direction of the antenna so as to enable the antenna (112) towards the control end (30). In addition, the invention further discloses an unmanned aerial vehicle (10) and a computer readable storage medium(40).

A signal lamp monitor system for railway and its regulating method are disclosed. The mutual induction transformer is used to connect the filament monitoring relay in the loop and the number of turns and the voltage ratio of said mutual induction transformer are regulated according to the working current in filament monitoring relay and loop, so monitoring the working current in circuit and in turn the failure in the circuit without change in the voltage of system power supply.

The invention relates to a double-color-mixed printing head of an FDM-based 3D printer. The double-color-mixed printing head comprises a nozzle, a feeding assembly, a heating and temperature measuring assembly and a heat radiating assembly; the feeding assembly comprises two groups of feeding pipes, conveying pipes and throat pipes, wherein the feeding pipes and the conveying pipes respectively extend into the heat radiating assembly from the upper and lower ends, the conveying pipes extend into the throat pipes, and the lower ends of the conveying pipes are leveled with the lower ends of the throat pipes; the nozzle is mounted at the lowerend of the heating and temperature measuring assembly; the throat pipes are located between the heating and temperature measuring assembly and the heat radiating assembly; and the side end of the heat radiating assembly is also provided with a cooling assembly. The double-color-mixed printing head has the advantages that the throat pipes are arranged between the heating and temperature measuring assembly and the heat radiating assembly, so that the temperature transfer between the heating and temperature measuring assembly and the heat radiating assembly is isolated, and the heat radiating effect is improved; in addition, the cooling assembly is additionally arranged to cool the heat radiating assembly, so that head blockage caused by backflow of consumables in a molten state is effectively avoided, the frequency of head blockage is effectively reduced, and the control distance for back pumping quantity is increased.

The invention discloses a method and a system for online detection of photovoltaic modules. An intelligent control circuit is separately connected with a short-circuiting device, a voltage detection circuit, a current detection circuit, a power supply circuit, a lightning protection module, a manual control circuit, a sound-light alarm circuit and a data transmission and communication circuit connected in parallel to the photovoltaic module; and the data transmission and communication circuit is also connected with a terminal management system. The method and the system for online detection of photovoltaic modules have the advantages that photovoltaic modules can be directly monitored by adopting the system or a header box, so that the fault positioning is more accurate, photovoltaic modules with abnormal parameters can be picked out without faults, the overall power generation capability is improved, and the comprehensive operation and maintenance cost of a photovoltaic power station is reduced; the system is low in cost and convenient to install, the cost is further lower than that of a system with an independent module monitoring module, and the reliability is greatly enhanced; and the productized system can be popularized and applied in all scenes adopting photovoltaic modules for power generation, and thus has great popularization value.

The invention discloses a tower base station device for a power transmission line unmanned aerial vehicle. The tower base station device comprises a power supply module, a calculation module, a wireless communication module, a satellite signal receiving antenna and a radio station. The power supply module provides power for the calculation module, the wireless communication module, the satellite signal receiving antenna and the radio station; and the wireless communication module, the satellite signal receiving antenna and the radio station are connected with the calculation module electrically. Therefore, the positioning accuracy of the ordinary base station is improved; the influence by a network signal is eliminated; and the high operation accuracy and safety of the unmanned aerial vehicle are ensured.

The invention relates to a remote stepping motor control system based on Ethernet. The remote stepping motor control system comprises an Ethernet controller module, a microprocessor, an external memory module, a drive circuit and a stepping motor, wherein the Ethernet controller module is used for realizing data communication between a remote client and the microprocessor; the microprocessor is used for generating a pulse signal for driving the stepping motor; the external memory module is used for storing web page information, and the drive circuit is used for amplifying a drive pulse and driving the stepping motor. Compared with the prior art, the remote stepping motor control system based on Ethernet provided by the invention aims to improve the control distance, carries out Internet communication by adopting the Ethernet controller module, and can carry out long-distance real-time control of the stepping motor in any place where Internet can be used.

The invention relates to an intelligent electrical appliance management system and method capable of coding automatically by using a single-chip microcomputer, and relates to a low-cost intelligent management system and method capable of coding automatically by using a single-chip microcomputer for household electrical appliances. The intelligent electrical appliance management system capable of coding automatically by using a single-chip microcomputer comprises at least one network communicator and two intelligent equipment switching units, and is characterized in that at least one or more than one communication line is arranged between the network communicator and the intelligent equipment switching units for switching information data, or a wireless transmitting and receiving system is arranged between the network communicator and the intelligent equipment switching units for switching information data, or a wired communication line and a wireless transmitting and receiving system are arranged between the network communicator and the intelligent equipment switching units for switching information data simultaneously; a communication mode of the network communicator is either a wired communication interface or a network communication interface; each intelligent equipment switching unit is equipped with a specific code, that is, an ID number. The intelligent electrical appliance management system is low in cost, low in power consumption, long in service life, convenient to control, powerful in control function, high in reliability, high in safety performance, convenient to install and easy to arrange wires.

Disclosed is an apparatus and method for controlling operation of at least one home appliance by executing artificial intelligence (AI) algorithms and/or machine learning algorithms in a connected 5G environment for the Internet of things (IoT). The home appliance control apparatus according to an embodiment of the present disclosure includes a setting unit for setting one home appliance among a plurality of home appliances as a main home appliance and for setting at least one of the remaining home appliances as a sub-home appliance when a voice command is received from an utterer, and a communication control unit for controlling the main home appliance and the sub-home appliance to communicate with each other using a mutually agreed communication protocol other than a pre-set network communication when a predetermined condition is satisfied.

The invention provides electronic equipment and a control system and method, and relates to the field of air conditioners. The electronic device comprises an image obtaining module, a posture recognition module, a signal generation module and a sending module; the image obtaining module is electrically connected with the posture recognition module, the signal generation module is electrically connected with the posture recognition module and the sending module, the image obtaining module is used for obtaining human body local images, the posture recognition module is used for recognizing the human body posture according to the human body local image, the signal generation module is used for generating a corresponding control signal according to the human body posture. According to the electronic device and the control system and method, control over the air conditioner equipment can be achieved through the human body posture, the control reliability can be improved, the control distance of the air conditioner equipment can be prolonged, corresponding hardware does not need to be additionally arranged on the air conditioner equipment, and the human body posture control cost is reduced.

The present invention discloses an unmanned aerial vehicle signal enhancement antenna structure. The antenna structure comprises an I-grade steering mechanism, an II-grade steering mechanism, an II-grade steering lock mechanism, an antenna main body mechanism and a parabola amplification board. The parabola amplification board has two holes at the front and the back, one end of the antenna main body mechanism runs through the parabola amplification board through the holes at the front and the back, the other end of the antenna main body mechanism is connected with one end of the II-grade steering mechanism through the II-grade steering lock mechanism, and the other end of the II-grade steering mechanism is connected with the I-grade steering mechanism. The foldable parabola unmanned aerial vehicle signal enhancement antenna structure can ensure that the enhancement of the antenna control distance of the unmanned aerial vehicle and timely and rapidly change the orientation of the antenna to allow the unmanned aerial vehicle to be always in the remote controller range.

The invention discloses a flying saucer lamp. The flying saucer lamp comprises a lamp shell. The bottom of the lamp shell is in a saucer shape and is provided with a light-emitting assembly. A connector is installed at the top of the lamp shell. A control component and a WIFI module are further installed in the lamp shell. The WIFI module is responsible for communicating with a mobile phone, converting a WIFI signal into a digital signal and transmitting the digital signal to the control component. The control component processes a control signal and controls the light-emitting assembly. The light-emitting assembly, the control component and the WIFI module are connected with an outside power circuit through the connector to achieve power supply. According to the flying saucer lamp, the wireless WIFI signal is used as a control carrier, no other controller is needed, the flying saucer lamp can be controlled directly through the mobile phone, and the flying saucer lamp has the advantages that many groups are achieved, multiple control operations can be achieved together, and the control distance is long compared with traditional Bluetooth, RF and infrared control modes.

The invention discloses a remote intelligent burglar alarm. The remote intelligent burglar alarm comprises a processor, a burglar alarm body connected with the processor and a control signal transceiver connected with the processor. The remote intelligent burglar alarm further comprises a signal gain transmitter connected with the processor, a frequency superimposer connected with the processor, an anti-theft video smapshot device connected with the processor, a picture information sender used for sending a snapshot picture to a mobile terminal, a GPS positioner connected with the processor, and a network information real-time publisher connected with the processor. The remote intelligent burglar alarm is simple in structure, high in use stability, capable of effectively increasing the anti-theft distance, long in service life, low in manufacturing cost, high in adaptability and high in practicability.

The invention provides a self-powered transmission device, a wireless control system and a wireless control method of the wireless control system. The wireless control system comprises the self-powered transmission device, a decoding module and at least one piece of terminal equipment. The self-powered transmission device transmits at least one piece of short code data information on the basis of a short code communication protocol, wherein the decoding module receives the short code data information transmitted by the self-powered transmission device and parses the short code data information so as to obtain control data sent by the self-powered transmission device, wherein the terminal equipment is in communication connection to the decoding module, and the decoding module outputs the control data obtained by parsing to the terminal equipment so as to control a working state of the terminal equipment.

The invention discloses a plant lamp, including a power supply, a control component and a plant lamp panel. The power supply supplies power to the control component and the plant lamp panel; an illuminant in the plant lamp panel adopts an RGB and white light separated mode and contains 24 1W red imitated lumen lamp beads, 24 1W imitated lumen lamp beads and 24 1W blue imitated lumen lamp beads; the plant lamp also includes a WIFI module which is responsible for communicating with a mobile phone and converting a WIFI signal into a digital signal to be transmitted to the control component; and the control component processes a control signal and controls the plant lamp panel. The plant lamp provided by the invention utilizes the wireless WIFI signal as a control carrier, does not need other controllers, can directly control the plant lamp through the mobile phone, and compared with three types of existing control plant lamps, i.e., traditional, timing and remote types, has the advantages of various control functions and color display, capability of realizing control of multiple plant lamps at the same time and long control distance.