56results about How to "Data acquisition real-time" patented technology

The invention discloses an intelligent oil well simulation experiment system and a experiment method. The intelligent oil well simulation experiment system comprises a three-dimensional heterogenous reservoir simulating box, a wellbore hole simulator, a fluid injecting module, a fluid generating module, a data acquiring module, an automatic control module, a constant temperature module, a saturation probe, a pressure sensor and a temperature sensor. The wellbore hole simulator is arranged in the three-dimensional heterogenous reservoir simulating box, the automatic control modules realizes the real-time extraction and injection on the wellbore hole simulator through controlling the fluid injecting module and the fluid generating module; and the data acquiring module is used for monitoringinjected and extracted fluid, and monitoring the saturation, the temperature and the pressure in the simulating box in real time, and a computer is used for optimizing and analyzing the monitoring data, controlling the injection and extraction flow in real time through the automatic control module, simulating and realizing multilayer comingling production, sectional extraction of a horizontal well, extraction of a multi-branch well and control strategy of an injection and extracting well, and perfecting the researches of real-time optimization, real-time regulation and the like of the production.

The invention discloses a satellite positioning and static leveling-based layered settlement monitoring system and method. The system comprises a base station, a monitoring station which is arranged in a settlement monitoring area and a monitoring center which communicates with the monitoring station, wherein the base station communicates with the monitoring station; the monitoring station comprises an observation pillar, a second Beidou satellite signal receiver mounted on the observation pillar, a data transmission unit, a plurality of layered settlement marks and a static level system; the static level system comprises a plurality of static level gauges; each layered settlement mark is provided with one static level gauge; one of the static level gauges is arranged on the observation pillar. The method comprises the following steps: I, setting of the monitoring system; II, data acquisition and transmission; III, data processing and analysis. According to the satellite positioning and static leveling-based layered settlement monitoring system and method, the calibration and correction problems of the instable working base points during the static leveling can be effectively solved, and the long-term, remote and real-time monitoring for the layered settlement deformation of the geologic bodies can be realized.

The invention provides a strip steel surface on-line inspection system and method based on an embedded image processing system. The inspection system mainly comprises an encoder (1) installed on an S roller, a fixed frame (10) located above and below a transmission strip steel be detected, a linear LED light source (2) mounted on the fixed frame, a linear array CCD camera (3), an embedded image processing system connected to the encoder and the CCD camera through Gigabit Ethernet, a server (5) connected to the embedded image processing system (4) through a switchboard (7), a storage (6) and a display (8). The invention uses a small amount of equipment and devices, and a bus mode to ensure real-time and accurate data acquisition of surface quality information of a cold-rolled strip steel, saves a large amount of system resources, and has the advantages of simple structure and convenient maintenance. Besides, the invention solves the problem of low running speed of a PC based pure software detection method and the problems of complex system and high cost of multiple DSP parallel processing of data.

The invention relates to a method for collecting and managing the information of a computer device, which carries through information collecting, analyzing and management on the device information of a multi-client computer that runs in a normal network through service terminal/client application program; wherein, the method includes the following steps: client service application program is installed on the multi-client computer to run and management application program of a server is installed at a the server terminal to run; after the system of the client computer is started, the corresponding data collecting mode is selected to carry through real time data collecting to the device information in the computer according to the operation system type of the computer; after being analyzed and gathered, the collected device information is classified and stored in sequence; the changing situation of the device information is monitored and recorded in real time; and the stored device information and the changing situation of the device information are transmitted to the server terminal to carry through statistical analysis and tracing management.

The invention relates to real-time data acquisition technology, in particular to a distributed, networking and expandable Ethernet data acquisition and transmission method and a distributed, networking and expandable Ethernet data acquisition and transmission system which acquire and transmit data in real time and are based on Ethernet and programmable controller PLC technology. The Ethernet data acquisition and transmission system takes a programmable controller as a control device for data acquisition and communication, is provided with an Ethernet controller, is in Ethernet communication with a host computer by adoption of an Ethernet/IP communication mode and a Modbus transport protocol, and also comprises an I/O module which is connected with the Ethernet controller and connected with a terminal module through a final level digital quantity output module; and the programmable controller receives digital quantity signals or analog quantity signals from a sensor through the I/O module, is communicated with the host computer through a system program, selects a working model, and transmits the digital quantity signals or the analog quantity signals to a controlled device. The Ethernet data acquisition and transmission system has strong communication ability, wide application scope and a plurality of acquisition points, and a data acquisition system capable of being suitable for complex operating condition requirements is an urgent requirement of industrial fields.

The invention discloses a stress-strain test system for a printed circuit board. The stress-strain test system comprises a strain sensor, a strain tester and an upper computer mechanism; the strain sensor is attached to the printed circuit board and is connected with the strain tester which is connected with the upper computer mechanism. Compared with the prior art, the stress-strain test system for the printed circuit board has the advantages of capability of monitoring the strain condition of the circuit board in real time, good dynamic responding, high precision and the like.

The invention discloses an intelligent monitoring system for a superconducting link. The system mainly comprises a main control module, a power detection module, a power attenuation module, a bypass switching module and a liquid crystal display module. The system has the main functions of performing data acquisition, visual man-machine interface display, alarming and processing, historical information recording and system maintenance on the temperature, a radio frequency circuit and a power supply system of a superconducting link system in real time. The system can ensure the normal operationof the superconducting link system, prevent a too intense signal input into a master station from causing the abnormal operation even damage of the master station, and ensure the normal operation of a network link between an antenna and the master station.

The invention relates to a pipe jacking project automatic measurement system and a method thereof. The pipe jacking project automatic measurement system comprises auxiliary observation stations established at the turning positions in the pipe jacking construction. Each auxiliary observation station consists of an automatic leveled base and a measurement robot total station. A data terminal of each measurement robot total station is connected with a data port of a computer by a shielded cable. Measurement data is processed by the computer. Each total station is sequentially controlled by the computer to orderly carry out transfer measurement. According to the invention, measurement robots are adopted to be connected with the programmed computer and the computer commands each measurement robot to carry out automatic tracking measurement according to a program. The system and the method thereof can be used for conveniently and timely measuring actual coordinate values of a tool head in various curve pipe jacking projects.

The invention provides an analog quantity automatic check system based on a safety instrument. The system comprises a master control computer, a digital module, a programmable resistor, a dielectric withstand voltage tester, an oscilloscope, a programmable direct-current power source, a programmable digital multimeter, a signal generator, a signal conditioning box and a clamp. The master control computer, the digital module, the programmable resistor, the dielectric withstand voltage tester, the oscilloscope, the programmable direct-current power source, the programmable digital multimeter and the signal generator are all connected with the signal conditioning box, and the signal conditioning box is connected with the clamp through a flexible cable. A modularized structure is adopted for the analog quantity automatic check system based on the safety instrument, so that the system is convenient to detach, the measurement range can be expanded, and the system can adapt to different occasions; the check standards are objective and unified, and real-time data acquisition, processing, display and record playback can be achieved; uncontrollable human factors are reduced, and the production quality is guaranteed more reliably due to automation.

The invention discloses a double-station online detection platform for the tightness of a clutch booster. The conventional apparatus is low in stability and test accuracy. The double-station online detection platform comprises a liquid crystal display, a fast insertion box, clamping and test devices, a keyboard area, a control box, a rack and a personal computer (PC). The PC, the keyboard area and the control box are arranged in the rack. The liquid crystal display is arranged at a central position above the rack. The quick insertion box is arranged below the liquid crystal display. A plurality of fast insertion joints are arranged on the fast insertion box, comprise interfaces for controlling the advance and retreat of downward pressing cylinders and side sealing cylinders, and are connected with corresponding advance and retreat interfaces of the downward pressing cylinders and the side sealing cylinders respectively. A plurality of control switches are arranged in the control box, and control the opening and closing states of a plurality of electromagnetic valves respectively. The clamping and test devices are arranged on the two sides of the liquid crystal display. The keyboard area is used for controlling the PC to operate, selecting contents to be tested and setting the time of a test flow. A detection process of the double-station online detection platform is automatic, the clutch booster can be fast clamped, a judgment of qualification is automatically made, and a sound and light alarm is automatically given.

The invention discloses an electric unmanned aerial vehicle power system multifunctional testing stand. The electric unmanned aerial vehicle power system multifunctional testing stand is multifunctional, is high in safety and reliability, is low in cost, and is convenient to use. The electric unmanned aerial vehicle power system multifunctional testing stand includes a testing stand frame assembly, a power supply assembly, a data measuring assembly, and a safety protection system assembly, wherein the data measuring assembly at least includes a torque measuring module, a tension/pressure measuring module, a non force cell sensor module, and a data acquisition and control system assembly; and the data acquisition and control system assembly is used for acquiring feedback signals of the datameasuring assembly, and transmitting the acquired feedback signals to a host computer in real time. The electric unmanned aerial vehicle power system multifunctional testing stand can realize groundstatic tension test and movable tension test of the power system, and the stand frame is provided with a ground working table and a vehicle running test general interface, so that the movable tensiontest function can successfully avoid the defects that a traditional ground static tension test has too big error and too high wind tunnel test cost.

The invention discloses a testing system of a high-power automatic transmission control strategy. The system comprises a control system, a fixing rack, a variable-frequency motor, a high-power automatic transmission and an electric power loading device, wherein the electric power loading device is in transmission connection with an output of the high-power automatic transmission; torque and rotation speed sensors are arranged between the variable-frequency motor and the high-power automatic transmission and between the high-power automatic transmission and the electric power loading device respectively; and the torque and rotation speed sensors, the variable-frequency motor, the high-power automatic transmission and the electric power loading device are connected with the control system respectively. At the same time, the invention further discloses a testing method using the testing system, a power device is the variable-frequency motor, an engine is not taken as a power source, the variable-frequency motor can realize constant rotation speed control and constant torque control and is easy to control; accurate control of control strategies such as shift rules and the like can be realized, and parameter correction is facilitated.

The invention discloses an intelligent terminal for timely and automatically collecting LED digital display data. The intelligent terminal comprises a bottom layer, a middle layer and a top layer. The bottom layer adopts an LED nixie tube light emitting state detection device arranged on a PCB, small holes, corresponding to centers of LED nixie tubes, are formed in the PCB, and photodiodes are welded on the small holes. The middle layer adopts a MCU as a controller, and the MCU is connected with an LED state identification module, an LED decoding module, a secondary display module and a serial communication bus transmission module. The top layer adopts the form of LED nixie tubes for secondary display of readings on the LED nixie tubes. The intelligent terminal automatically achieves data collection in the operation process of equipment and omits links such as manual data recording and data logging, thereby reducing workload of operators. The accuracy and reliability of data is greatly improved, the timeliness of data collection is greatly improved, and automatic collection is achieved.

The invention discloses a controlling device of a flash butt welding position servo system and relates to a program controlling system. The device consists of a hardware part and a program control part, wherein the program control part is that: the linear feedback of quadratic optimal control is applied to a control loop of a hydraulic position servo system of the controlling device of the flash butt welding position servo system and a prefilter function and a disturbance feedforward compensator function are calculated on the basis of the linear feedback. The quadratic optimal controlling method with disturbance feedforward is applied to the hydraulic position servo system of a flash butt welding process, so that the hydraulic position servo system has rapider response speed, shorter regulating time, higher tracking precision and stronger antijamming capacity than a conventional PID controlling method; the problem of low tracking precision of the prior PID controlling method is solved; the error of real-time dynamic position tracking precision is increased to 2.2 percent from 13.3 percent of the PID controlling method; and the requirement of the tracking precision of the hydraulic position servo system is met.

The invention provides a multi-way valve failure data management and failure mode automatic diagnosis system. The multi-way valve failure data management and failure mode automatic diagnosis system comprises a user information login management module, a failure case information management module, a failure information query module, a part information management module, a failure mode automatic diagnosis module and a failure case rule base module. According to the invention, previous scattered multi-way valve failure case data are combined and classified through advanced network and database technologies, the data are stored in the database in a certain mode, rules can be summarized and found in numerous failure cases, and the possibility of faults is pre-judged on the basis of the rules; an engineer can have references when dealing with the failure of the multi-way valve, the fault case analysis process is simplified, the fault analysis and processing efficiency is improved, the working time is shortened, unnecessary waste and repeated work are avoided, and faults can be prevented in advance.

The invention belongs to the technical field of intelligent medium heat exchange and temperature control construction of civil engineering, and provides an intelligent control system and method for medium heat exchange. The intelligent control system for the medium heat exchange comprises a heat exchange device, a heat exchange auxiliary device and control devices; a plurality of integrated flow temperature control devices are arranged in a flow temperature medium integrated control cabinet; the flow temperature medium integrated control cabinet and a data acquisition, analysis and feedback intelligent control cabinet are arranged in a heat exchange medium loop; the control devices are used for controlling heat exchange media to finish heat exchange with a target area through the loop, theheat exchange auxiliary device and the heat exchange device. The intelligent control system has the beneficial effects that, by adopting intelligent PID algorithm control, the maximum temperature control in the heat exchange process, coordinated gradient control over the spatial temperature variation rate in the whole process of heat exchange of the target area, and control over the abnormal temperature control conditions in the heat exchange process of the target area are performed through a gradient closed-loop intelligent learning control method, and various emergencies and abnormalities can be handled effectively.

The invention discloses a safety management system for an industrial Internet-of-things data acquisition terminal, and relates to the technical field of information management. The problem that collected data is inaccurate is solved. The system specifically comprises a central processing unit, a safety identification unit, a data acquisition unit, a data analysis processing unit, a data storage unit, a data interaction unit, a monitoring unit and an alarm unit. The central processing unit is in communication connection with the signal input end of the data interaction unit; the signal output end of the safety identification unit is in communication connection with the alarm unit; and the signal input end of the data acquisition unit is electrically connected with the safety identificationunit. A material positioning module is sequentially arranged on the produced materials, in the material moving process, the material positioning module sends radio frequency information to a positionpositioning modules, a sensor module continuously collects radio frequency identification information sent by the positioning module, and real-time and high-precision data collection in industrial production is achieved.