30results about How to "Dynamic Monitoring" patented technology

The invention relates to an automatic control system for changing the combustion rhythm of a hot blast furnace along with the blast temperature of a high furnace, belonging to the technical field of automatic control on a hot blast furnace of a high furnace. The automatic control system is composed of an air/coal gas regulating valve, a PLC (programmable logic controller), an industrial control computer and intelligent control software, wherein the air/coal gas regulating valve is used for controlling the flow of air or coal gas; the PLC is used for collecting pressure and flow information of coal gas and air, realizing logic linkage and protection and simultaneously outputting a given valve position to control the action of the regulating valve; the industrial control computer is used as a hardware carrier of the intelligent control software, and is used for acquiring coal gas pressure, air pressure, coal gas flow, air flow, coal gas regulating valve signals and air regulating valve signals from the PLC, calculating the appropriate valve position through the intelligent control software and transmitting the valve position to the PLC; and the intelligent control software is the core of the automatic control system, and is used for realizing the automatic control on the combustion process in the situation that the external conditions are changed. The automatic control system has the advantage that the problems on the automatic combustion of a hot blast furnace and the dynamic control on the combustion rhythm of the hot blast furnace are solved.

The invention discloses a desert riparian forest spatial distribution obtaining method based on GIS buffer area analysis, wherein the method belongs to the field of drought area vegetation remote sensing technology. The method comprises the following steps of a first step, downloading a TM remote sensing image of a location with a drought area river, performing image preprocessing, remote sensing interpretation and NDVI calculation on the remote sensing image, and obtaining NDVI remote sensing data of the desert riparian forest; a second step, extracting a riverbank boundary vector line, and performing unified registering and correction on the remote sensing image in a GIS platform; a third step, generating a riverway peripheral multiple-buffer-area vector picture according to a research requirement; and a fourth step, overlapping the multiple-buffer-area vector picture and the NDVI remote sensing data of the desert riparian forest, extracting an NDVI mean value in each buffer area, using a vertical riverawy distance as an independent variable and using the NDVI mean value as a dependent variable, and performing desert riparian forest spatial distribution structure analysis by means of curve fitting. The desert riparian forest spatial distribution obtaining method supplies a beneficial reference for determining continuous gradient distribution of the desert riparian forest and the protecting range thereof.

The invention discloses a cigarette permeability on-line detection method which is applied to a cigarette making and plug assembling machine set. The method is characterized by comprising the following steps of applying positive-pressure air onto a cigarette ignition end on a detection drum wheel, respectively installing a pressure sensor on two ends of a cigarette to detect the pressure value on the air inlet end and the air outlet end, applying the identical positive-pressure air onto the filter tip end of the cigarette on a next slot, installing a pressure sensor on the cigarette ignition end to detect the pressure value on the air outlet end, transmitting the three pressure values to a controller processing unit to be calculated, judging the cigarette permeability, outputting a removal signal, and removing the cigarette with unqualified permeability on a removal drum wheel. By adopting the method, the influence of the air pressure fluctuation and different brands on the detection of the permeability can be reduced. The online detection precision and accuracy of the cigarette permeability can be improved, the quantity of the cigarettes with unqualified permeability in the market can be reduced, and the cigarette quality can be improved.

The invention relates to a set of buoyancy block closed loop control system applied to a deepwater marine riser, belonging to a specialized control system applied in the field of oceanic deepwater drilling engineering, aiming at providing a set of buoyancy block closed loop control system which can strengthen mechanical properties of the marine riser such as bending deflection resistance and fatigue failure resistance and improve safety and operation efficiency of deepwater drilling operation. In the control system of the invention, a data receiver is connected with a current meter, at least 3 tensiometers, a group of controllable guidance buoyancy blocks and two ball joint angular measuring meters; a database interacts with a central processing computer 1, a mechanical model calculation software, a central processing computer 2 and a control system software; the control system software is connected with an air compressor and the controllable guidance buoyancy blocks, the key component of the control system is a novel streamline controllable guidance buoyancy block. The key point of the technical proposal of the invention is: in accordance with actual calculating data of marine environment load, dynamic control of the operation conditions of marine riser system is realized by using the system software to control the buoyancy provided by the controllable guidance buoyancy blocks.

The invention relates to a method for monitoring dynamic water level in a dewatering well. The method comprises the following steps: (1) monitoring original geological conditions around the dewatering well before foundation pit dewatering construction; (2) dynamic water level in the dewatering well is dynamically monitored in the foundation pit dewatering construction process, meanwhile, the stratum condition around the dewatering well is continuously monitored, and monitoring data are collected and analyzed in real time; (3) calculating the comprehensive influence condition of the dynamic water level according to the collected data; (4) according to the comprehensive influence condition of the dynamic water level, the dynamic water level in the dewatering well is properly adjusted, so that construction safety is guaranteed; and (5) compiling a monitoring report. According to the method, the dynamic water level in the dewatering well can be dynamically, accurately and reliably monitored in real time, the working stopping time of the dewatering well is determined, the stability of the foundation pit is ensured, settlement of the ground surface around the foundation pit is controlled, and the influence of foundation pit construction on the environment is reduced.

The invention discloses a mobile communication network based system for monitoring and positioning electromagnetic signals. The system is characterized by comprising a master station and a plurality of signal collectors, wherein the plurality of signal collectors are arranged at different geographic positions, each of the signal collectors comprises a signal collecting and processing module and other modules respectively, and other modules are connected with signal collecting and processing modules and comprise mobile communication modules, electromagnetic signal monitoring modules, clock signal modules, positioning modules and time reference modules. The system is low in hardware cost, broad in affecting region, good in real-time performance and capable of monitoring and positioning electromagnetic signals in complex terrain environments.

The invention provides a system and method capable of dynamically monitoring the green light passing efficiency of an intersection. The control effect of traffic signals of the intersection can be monitored in each signal control cycle. By means of the video tracking technology, position information of vehicles is obtained in real time, the positions of stopping lines, in different directions, of the intersection are accurately recorded, and therefore the moment when the vehicle head of each vehicle makes contact with the corresponding stopping line and the moment when the vehicle tail of the vehicle leaves the stopping line are accurately obtained during the green light time, wherein the difference value between the two moments is the time spent when the vehicle passes through the stopping line, and in other words, the difference value is the real time spent when the vehicle occupies the stopping line; thus, the accurate saturation degree information can be obtained after the sum of the two moments divides the time of the green light phase, and the control effect of an intersection signal control system can be dynamically and accurately monitored in real time.

The invention discloses an intelligent monitoring and early warning system for road collapse in a collapsible loess area and a processing method, belongs to the technical field of road monitoring, early warning and processing in the collapsible loess area, and solves the problem that the existing detection technology is difficult to comprehensively and intuitively monitor and early warn road collapse in time. The system comprises an information acquisition device, an office management facility and a communication facility, the communication facility comprises a 3S integrated system, a commercial satellite and a ground radar system, the office management facility comprises the Internet, a computer and a display device, the 3S integrated system and the ground radar system are respectively connected with the computer through the Internet, and the information acquisition device is connected with the 3S integrated system. The processing method comprises the steps of comparing information provided by the 3S integrated system with information provided by the ground radar system, performing road collapse hazard grading judgment and classification, and taking corresponding collapse processing measures in a targeted manner. According to the invention, double control of the 3S integrated system and the ground radar detection system is realized, and collapse prejudgment is more accurate and visual.

The invention discloses an indoor testing method for the drawing strength of a waterproof bonding layer paved on a steel bridge deck. According to the method, the steel blocks are polished and derusted indoors, the zinc-rich paint and the waterproof bonding layer are painted indoors, and the composite test piece with the steel blocks is formed under the high-temperature condition by using a rotarycompactor, so that the field construction process of steel bridge deck pavement can be well simulated. According to the indoor drawing test method based on a universal testing machine, the test temperature and the drawing rate can be accurately controlled, a force-displacement curve in the drawing test process can be directly obtained, the test method is simple and convenient, and the bonding performance of the waterproof bonding layer paved on the steel bridge deck can be truly reflected.

The invention discloses a low abundance hormone detection method and device. A device for executing detection is provided with a multi-layer structure. Electrophoresis through hole regions of each layer structure are communicated to form an electrophoresis channel. The method comprises the steps that a trailing electrolyte and to-be-detected liquid are dropped on the surface of a top layer of the device; a leading electrolyte is dropped on the surface of a bottom layer of the device; electrophoresis is started by applying direct current voltage between the top layer and the bottom layer, so that the trailing electrolyte and the to-be-detected liquid are migrated in the direction of the bottom layer along the electrophoresis channel, and the leading electrolyte is migrated in the direction of the top layer along the electrophoresis channel; during electrophoresis, when to-be-detected hormone in the to-be-detected liquid is migrated and gathered on an enrichment layer of the device, and electrophoresis is stopped by removing the direct current voltage applied between the top layer and the bottom layer; the to-be-detected hormone gathered on the enrichment layer is moved to a detection region of a detection layer of the device, and electrochemical detection is performed on the detection region, and the concentration of the to-be-detected hormone is determined.

According to the invention, CLDN18.2 positive CTC detected in peripheral blood of a patient suffering from advanced gastric cancer or CLDN18.2 positive DTC detected in ascites of a patient suffering from peritoneal metastasis gastric cancer is disclosed for the first time, so that the patient is indicated to have shorter PFS and OS, the treatment effect and total survival of the patient suffering from advanced gastric cancer can be effectively predicted before treatment, only 6 mL of peripheral blood sample of the patient suffering from gastric cancer needs to be extracted during operation, and the operation is simple and convenient. Complex surgery and pathological material taking under an endoscope are not needed, the specimen obtaining process is more minimally invasive and safer, and the method has extremely high popularization value.

The invention relates to an unfoldable and plantable micro bladder endoscope robot with a telescopic arm. The micro bladder endoscope robot is characterized in that a robot main body, a camera, a lighting device, a wireless charging device, a wireless induction coil, an electronic chip, a groove, the mechanical arm, a mechanical foot, a power device, a petal structure and a probe are included; theelectronic chip is arranged in the middle of the robot main body; the mechanical arm is arranged in the groove, and the tail end of the mechanical arm is connected with a plate attaching to the surface of the robot main body; the mechanical foot is arranged at the tail end of the robot main body; the power device is arranged on the rear part of the robot main body; and the tail end of the robot main body is of the petal structure. The micro bladder endoscope robot has the advantages that the micro bladder endoscope robot can be placed in the bladder for long-term remote monitoring and regularbiopsy of the focus tissue of a bladder tumor patient; on the other hand, a plurality of special structures are designed, and the functions of hemostasis, control of urination, expansion of prostate,removal of stones and the like are achieved.

The present invention discloses a ship shaft power wireless test and performance assessment device which is based on the point-to-point and the strain gauges, is non-contact and high-performance and can adapt to the complex test conditions. According to the present invention, the torque and the power of a ship shaft are detected by the four strain gauges packaged in a gasket, by a point-to-point transmission mode, the online dynamic test of the ship shaft power and the performance assessment are realized, and the matching status of a ship, an engine and a propeller is deduced. Compared with aconventional ship shaft power test device, the ship shaft power wireless test and performance assessment device not only can test the shaft power, but also can dynamically assess the state of a shaftsystem and deduce the matching condition of the ship, the engine and the propeller, is stronger in versatility and wider in application range, and enables the detection accuracy and stability to be improved, the transmission effectiveness to be enhanced, the functions of a ship shaft power detection device to be increased, the application range to be expanded and the ship navigation safety and economy to be improved effectively.

The invention relates to the technical field of friction, and provides a method for monitoring a frictional wear state by using a frictional electric signal. Friction electric signals generated in the friction movement process of the friction pair are monitored, and the friction wear state of the two friction surfaces is judged according to the monitored friction electric signals. According to the method, the lubrication state in the friction pair can be monitored, abrasion caused by lubrication failure is avoided, the friction pair can be dynamically monitored in real time, response is sensitive, monitoring can be conducted on the premise that the friction pair is not opened or damaged, and a measuring device is easy and convenient to install; furthermore, the method provided by the invention is suitable for various friction pairs, the contact modes comprise point contact, line contact and surface contact, and the motion modes comprise linear motion, linear reciprocating motion and rotary motion.

The invention discloses a specific primer, a probe and a kit for real-time fluorescence detection of multiple viruses of a xenotransplantation donor pig, which are characterized in that nucleic acid sequences of a porcine endogenous retrovirus (PERV), a swine influenza virus (SI) and a swine hepatitis E virus (PHEV) are compared and analyzed, and the nucleic acid sequences of the PERV-GAG gene 1332-1430 segment (three types of PERV-ABC are highly conservative) and the SI-HA gene are respectively compared and analyzed to obtain the real-time fluorescence detection of multiple viruses of the xenotransplantation donor pig. The method comprises the following steps of: selecting a high-conservative section without a secondary structure by taking a PHEV-ORF3 gene as an amplification target site, and determining a plurality of pairs of primers and probes suitable for real-time fluorescent quantitative Real Time-PCR (RT-PCR or qPCR) by utilizing primer analysis software and manual judgment according to the basic principle of primer probe design and through multiple times of experimental optimization. The invention further discloses a corresponding kit and method for rapid screening and quantitative detection. The present invention provides methods for simultaneous screening of donor porcine endogenous retrovirus (PERV), swine influenza virus (SI), and swine hepatitis E virus (PHEV).

An artificial intelligence internet-of-things environment control terminal box body is an iron box with the length of 500mm, width of 200mm and height of 600mm, and is internally provided with a horn, an HUB, a 220V-to-12V power source, a power supply air switch, a serial server, an access control special power source, a voice control board, a current detection module, a gateway, a switching value collector, an access control panel, and water leakage sensor accessories. The surface of the box is provided with a red light and a green light, the green light is used for starting operation, the red light is used for stopping operation, and a safety lock is arranged. The control box body based on the Internet of things is combined with the technology of a wireless sensor to perform real-time and effective synthesis, and finally, the synthesis is uploaded to an intelligent control artificial intelligent internet environment control terminal, so that danger is discovered at the first time, voice broadcast is performed to prompt danger, a telephone is made for a laboratory safety manager, a short message is sent to inform the danger, and meanwhile, synchronous linkage can be performed, so that a linkage fan in a dangerous place is rotated and started, and index data of a laboratory dangerous environment is reduced to be within a safety value.