50results about How to "Realize remote centralized control" patented technology

The present invention discloses a multi-parameter grain condition control system and an intelligent ventilation method. The system comprises a grain condition detection subsystem for real-timely providing the humiture information in a granary, a grain condition internal circulation temperature control/circulation fumigation subsystem used for summer grain temperature control, insect killing and the grain spring and autumn condensation prevention, an insect pest and gas detection subsystem for real-timely monitoring the insect number at the insect prone position in the granary and the gas concentration, an intelligent ventilation subsystem for opening and closing a granary ventilation opening and starting and stopping an axial flow fan, a number monitoring and abnormal movement detection subsystem for detecting the volume of a grain bulk to obtain the grain reserves of the granary, sending out the alarm information when a bin gate moves abnormally and shooting the mobile position, a main control unit, a central control computer, and an intelligent energy consumption monitoring subsystem for gathering and monitoring the electric quantity usage conditions of the electrical lines to obtain the operation and energy consumption conditions of the equipment. By optimizing and integrating equipment, the system of the present invention realizes the centralized control and supervision of all grain condition monitoring and detection system equipment, and can realize the remote centralized control.

The invention relates to an alarm system for disaster and flood prevention, which comprises: a sensing device for monitoring disaster situation information and converting the information into electric signals; a field controller for receiving the electric signals from the sensing device and sending out alarm commands; an alarm device for receiving the alarm commands and giving an alarm; a central controller for remotely controlling the field controller; and a power supply for supplying electric power for the sensing device, the field controller, the alarm device and the central controller. The alarm system can effectively alarm and forewarn flood disaster situation, and can achieve field and remote centralized control.

The invention relates to the field of control technologies, in particular to an intelligent illumination and information interactive system. Intelligent illumination terminals and information service terminals are integrated or split type terminal systems, a central server comprises an information resource utilization and sharing platform and background infrastructures, the intelligent illumination terminals or intelligent information service terminals serve as a plurality of nodes and are interconnected through a wireless controller, the wireless controller is connected to the central server, and the wireless controller comprises a general processor, a sensing and induction module, a dimming module, a fault alarm module, an anti-theft module, a data monitoring module and a wireless signal transmission module. The intelligent illumination and information interactive system realizes remote centralized control and management of street lamps through the application of the advanced, efficient and reliable power line carrier communication technology and the wireless GPRS/CDMA communication technology, has the functions of automatically adjusting brightness according to traffic flow, remote lighting control, automatic fault alarm, lamp cable theft prevention, remote meter reading and the like, can significantly save power resources, improves public lighting management level, and saves maintenance cost.

The invention discloses an intelligent control system of a precise and intelligent laboratory. The system includes a local touch screen control system, a central server control system and a remote APPcontrol system; and the remote APP control system includes an APP background host which is in communication connection with a central server, a mobile terminal with a built-in laboratory control APP,and a communication module which is used for establishing a communication connection between the mobile terminal and the APP background host. According to the intelligent control system of the precise and intelligent laboratory, the precise and intelligent laboratory is controlled intelligently through the three layers of control systems, so that intelligent combination of in-situ control, remotecentralized control and mobile terminal APP control of the precise and intelligent laboratory is realized, the intelligent degree and convenience of the precise and intelligent laboratory system aregreatly improved, and a user can monitor and control the parameters of the precise and intelligent laboratory through the convenient laboratory control APP of the mobile terminal anytime and anywhere.

The invention provides a power carrier communication-based equipment management and performance evaluation system. The system comprises an equipment state information acquisition module used for obtaining a unique code of equipment after a power-on self-test is passed and sending power carrier information carrying the unique code, a regional equipment management information collection and forwarding module used for receiving the power carrier information sent by the equipment state information acquisition module, converting the power carrier information to be in a specific format and forwarding the power carrier information, a data acquisition module used for receiving the power carrier information forwarded by the regional equipment management information collection and forwarding module and adding a timestamp for a working state according to the working state of unique number acquisition equipment of the equipment, a management information storage database used for storing the working state of the equipment and the corresponding timestamp, and a management information query and analysis module used for performing query, statistics, output and analysis on the acquired working state of the equipment. Therefore, low-cost monitoring, acquisition, transmission and storage of the working state of the equipment are realized.

The invention relates to a passive radar polarization automatic compensation system. The system comprises a system test and control unit, a radar scanning signal generation unit, a radar receiving andsignal processing unit, a compensation data real-time storage unit and a data analysis and processing unit. The invention discloses a design method of the passive radar polarization automatic compensation system. The design method comprises steps of step 1, initializing a polarization compensation system; step 2, collecting compensation original data in real time; step 3, exporting the original data; step 4, carrying out original data preprocessing and parameter extraction; and step 5, carrying out compensation data writing. The method is advantaged in that aiming at requirements of large-range, wide-band and full-polarization multi-dimensional compensation of a radar, the system provides a technical feasible solution and implements the technical feasible solution to achieve an obvious effect.

The invention discloses a zeroing counter for a volumetric flowmeter. The zeroing counter is characterized by comprising a dual-pointer single-flow metering unit consisting of a minute hand and a hour hand, a total accumulation metering unit formed by a print wheel group, a four-jaw wheel gear connected with the transmission shaft of a flowmeter governor and a zeroing operation mechanism. The invention is the zeroing counter for the volume type flow meter which has convenient, quick and accurate counting without calculation, can directly acquire online continuous metering values and single metering values.

The invention discloses an accurate stage illumination wireless regulation and control method based on internet of things. The accurate stage illumination wireless regulation and control method realizes remote centralized control to a plurality of groups of LED (Light Emitting Diode) illumination units, solves the islanding effect on regulation and control of an illumination unit, uses the design of the distributed lighting effect adjusting units, and realizes disturbance control among the plurality of groups of LED illumination units and between the LED illumination units and other stage subsystems.

The invention discloses a distributed solar power generation roof based on Internet of Things control, and relates to the technical field of photovoltaic power generation. The distributed solar powergeneration roof disclosed by the invention comprises a base, a supporting frame, three supporting plates and six supporting components, wherein an accommodating opening is formed in one surface of thebase, a first motor is embedded in a bottom surface of the accommodating opening, the first motor is a three-phase asynchronous motor, an annular slide rail is fixed on an inner bottom surface of theaccommodating opening, and the supporting frame comprises a base and six connecting blocks. According to the distributed solar power generation roof disclosed by the invention, whether a photovoltaicpanel is irradiated by sunlight is detected by using a illumination sensor, the photovoltaic panel can be pushed out from the accommodating opening or stored in the accommodating opening by running afirst electric push rod, a second electric push rod and a third electric push rod, the supporting plates and the photovoltaic panel can be driven to overturn for a certain angle through the cooperative use of a second motor, a wire coil, a second connecting rope and a first connecting rope, the base is driven to rotate in the accommodating opening by running the first motor, and the problem thatthe photovoltaic panel on the existing solar power generation roof cannot automatically adjust the orientation and pitch angle according to the illumination is solved.

The invention provides an intelligent street lamp management system and method. The intelligent street lamp management system comprises a street lamp management unit, a lamp strip grouping managementunit, an alarm unit, a control strategy unit, a longitude and latitude control unit, an operation log unit and a flow statistics unit. The street lamp management unit is used for collecting street lamp information and setting a control mode of a preset single lamp controller on the street lamp as single lamp control or grouping control according to requirements. The lamp strip grouping managementunit is used for customizing and grouping the street lamps and issuing group control commands to single lamp controllers preset on the street lamps according to preset screening conditions. Control modes are flexible and changeable, conversion of the intelligent street lamps of the smart city can be achieved, and a large amount of cost can be saved.

The invention relates to a method of a transformer station for achieving centralized intelligent control of expressway road lamps. The method is characterized in that the transformer station comprises N LED road lamp control terminals and a control center; a circuit board is integrated into the box-type transformer station and is provided with a DC power module, N relay switches, a switch driving circuit, a single-chip microcomputer Zigbee module, and a power line carrier communication module; the output end of a distribution transformer in the box-type transformer station is connected with the input end of the DC power module; the single-chip microcomputer Zigbee module drives the N relay switches via the switch driving circuit; and the output ends of the relay switches supply power to the LED road lamp control terminals. The transformer station can be used for centralized control of the road lamps and speed monitoring of automobiles, is intellectualized, and has great market value.

The invention discloses an intelligent transformation method for a ventilation system of an underground powerhouse of a hydropower station. The method comprises the following steps: analyzing system needs according to field actual conditions; establishing a control system and a transmitter in hardware equipment; constructing a lower computer program, developing upper computer software, and performing joint debugging with the hardware equipment; and carrying out joint debugging on the whole set of system, compiling a construction scheme of an online monitoring system, and carrying out field construction and debugging. The method has the characteristics of low cost, complete functions and high automation and intelligence degree, can meet the production and operation requirements of the hydropower station, and is beneficial to the realization of a remote centralized control and few-person maintenance production management mode of the hydropower station.

The invention discloses a band-type automatic net-changing device and a drip irrigation zone producing method using the band-type automatic net-changing device. The device comprises a net-changing plate and a fixed plate, wherein the net-changing plate and the fixed plate are connected in a movable mode, a sealing channel used for bands to pass is formed at the connecting position, a heating device and a cooling device are arranged on the net-changing plate and the fixed plate, a pressure sensor is arranged on the net-changing plate, a discharging channel is arranged on the fixed plate and is communicated with the sealing channel, a multi-hole plate is arranged at an outlet of the discharging channel, a die is connected with the fixed plate, a feeding channel is arranged on the net-changing plate, is communicated with the sealing channel and produces a lateral component force along the direction of the sealing channel, and the sealing channel is a wedge-shaped cavity along the central line of the feeding channel and becoming from shallow to deep outward. When melting materials enter the feeding channel of the net-changing plate through an extruding machine, a generation line of the side wall of the channel is vertical to a circular plane, and the side wall of the channel stops expansion of melting bodies and enables part of the melting materials to move fast along the expanding channel and enter the sealing channel. When impurities of the sealing channel are few and pressure of the melting bodies is small, the cooling device opens and lowers temperature of the front end of the melting materials to enable the front end of the melting materials to solidify, the melting materials enter the discharging channel through the bands and the multi-hole plate, the discharging channel and the die are communicated, and the materials are sent to the die to be shaped.

The invention discloses an intelligent carbon density instrument. The intelligent carbon density instrument comprises a stainless steel box body, wherein operating doors are arranged on the front sideand the rear side of the stainless steel box body; a touch screen and an electric appliance control combined panel are respectively arranged at the upper part and the lower part of the front side ofthe stainless steel box body; a partition is arranged between the touch screen and the electric appliance control combined panel; a sampling pipe is arranged at the upper part of the inner cavity of the stainless steel box; an electric push rod is mounted on one side wall of the inner wall of the stainless steel box body; a sampling spoon is arranged below the bottom end of the stainless steel boxbody; an overflow groove is formed in one side of the sampling spoon; an electric switch ball valve is mounted on the outer wall of the sampling spoon; a weighing spoon is arranged at the bottom endof the sampling spoon; a weighing sensor is installed on the weighing spoon; a stepping motor is installed on the other side wall of the inner wall of the stainless steel box body; a water supply pipeis arranged on one side of an inner cavity of the stainless steel box body; and an ore discharge port is formed in the bottom of the stainless steel box body. Sampling measurement data are accurate,the automation level is high, installation is convenient, labor cost is saved, and time and labor are saved when quick-wear parts are replaced.

The invention provides a layered water intaking multi-stage series cable-stayed gate. The layered water intaking multi-stage series cable-stayed gate is characterized in that the layered water intaking multi-stage series cable-stayed gate comprises multiple stages of bases which are distributed in the extending direction of the slope surface of a dam slope from bottom to top, and multiple stages of gate bodies which are distributed in the extending direction of the slope surface of the dam slope from bottom to top, wherein the multiple stages of bases and the multiple stages of gate bodies arematched in a one-to-one correspondence mode; each stage of base is provided with a water inlet, and all the stages of water inlets are matched with the corresponding stages of gate bodies; a series pull rod sequentially penetrates through all the stages of gate bodies, and the series pull rod drives all the stages of gate bodies to slide on the corresponding stages of bases, so that closing or opening of all the stages of water inlets is realized; the series pull rod is sequentially provided with multiple stages of lifting discs and multiple stages of downward-pressing discs from bottom to top, wherein the multiple stages of lifting discs and the multiple stages of downward-pressing discs are matched with all the stages of gate bodies in a one-to-one correspondence mode; all the stages ofgate bodies are located between the multiple stages of lifting discs and the multiple stages of downward-pressing discs which correspond to the gate bodies correspondingly; and the end of the seriespull rod is connected with a screw hoist which can drive the series pull rod to move along the axis of the series pull rod. According to the layered water intaking multi-stage series cable-stayed gate, the defect that multi-stage water intaking cannot be realized in the prior art is overcome.