38results about How to "Solve monitoring difficulties" patented technology

The invention provides an urban tunnel construction monitoring method including a half-covered excavation and sequential construction method and a monitoring system, and belongs to the field of engineering monitoring. The method comprises a tunnel construction method including the half-covered excavation and sequential construction method, a manual monitoring method and an automatic monitoring method. The half-covered excavation and sequential construction method comprises steps of constructing one half of a road during the deep foundation pit construction; after excavating the road for a certain depth, enclosing the top; carrying out the rest engineering under an enclosed top cover; carrying out open-air excavation and construction o the other half of opened part; and after the road is excavated to a standard height, constructing a main body structure and carrying out water-proof operation from the bottom to the top from the lowest layer structure until carrying out backfilling and restoring tube circuits to the basic surface. The manual monitoring method comprises steps of presetting a test piece and a test point in a fixed position; and using an instrument to carry out manual measurement to acquire related data. The automatic monitoring method comprises the step of achieving construction monitoring on deformation and force bearing of a tunnel support system through the data automatic acquisition technology, the network wireless communication technology and the database application technology so that a data guidance dynamic construction scheme can be dynamically fed back and monitored at any time.

The invention discloses a near-surface chromatography inversion static rectification method of rarefied seismic data of geophysical exploration. The method includes collecting the seismic data and performing rarefying, performing first break picking on the seismic data, confirming chromatography inversion grids and the first break shift range of a chromatography inversion application, building a near-surface chromatography velocity model by using the first break time when the rarefied seismic data is picked and the confirmed chromatography inversion parameters, and computing a static rectification value. According to the method, the computational efficiency of high chromatography inversion static rectification is improved, the near-surface chromatography inversion static rectification method of rarefied seismic data of data qualities is not affected simultaneously, and the computational efficiency and the profile stacking effect are improved.

The invention relates to a silt tidal creek fish capturing device and a sweep net device for driving tidal creek fish. The capturing device comprises rectangular nettings, a net bag, a frame line net piece, a triangular sweep net and the like. In combination with the landform feature of a tidal creek and the rising tide feature of tides, the silt tidal creek fish capturing device and a quantitative fish density sampling method are designed. By means of the method, the total density of the silt tidal creek fish can be monitored in a quantitative mode, the density of all kinds of fish can be calculated as well, and the types of the fish entering the tidal creek and the density difference in different tidal water depths can be calculated, so that searchers can know the influence mechanism of the tidal creek on the fish habitat strategy. The silt tidal creek fish capturing device and the quantitative fish density sampling method have the advantages of being easy to operate, capable of saving cost, capable of saving labor and the like and particularly suitable for quantitative monitoring of the density of the silt tidal creek fish.

The invention provides a photovoltaic home system and an intelligent micro-grid system. The photovoltaic home system comprises a photovoltaic component module, a photovoltaic home inverter, an alternating-current power grid, a monitoring component and a wireless communication component, wherein the monitoring component comprises a direct-current side monitoring component and an alternating-current side monitoring component; the direct-current side monitoring component is used for monitoring the working parameters of the output end of the photovoltaic component module; the alternating-current side monitoring component is used for monitoring the working parameters of the output end of the photovoltaic home inverter; the wireless communication component comprises a direct-current side wireless communication component and an alternating-current side wireless communication component; and the direct-current side wireless communication component and the alternating-current side wireless communication component are respectively used for sending the working parameters monitored by the direct-current side monitoring component and the alternating-current side monitoring component to a monitoring terminal. According to the photovoltaic home system and the intelligent micro-grid system, the problems such as operation inconvenience, high cost, high transmission noise and poor communication quality caused by the adoption of a power line carrier communication technology when relevant data of the photovoltaic home system are monitored in the prior art can be solved.

The invention belongs to the field of land discharge capacity monitoring and managing technique, advancing an oceanic environment pollution monitoring method able to backward obtain the land discharge capacity by the pollutant concentration monitored through on-sea sampling, firstly establishing an offshore oceanic kinetics numerical mode, then introducing the genetic algorithm into the research on the oceanic environment problem, and establishing the backward relationship between on-sea sampling parameters and pollution discharging parameters by systemic research, design and training on the oceanic environment problem, thus obtaining the corresponding land discharge capacity by the pollutant concentration monitored by on-sea sampling. The invention has strong practicality and high universality and mainly applies to monitoring and managing the land discharge capacity.

The invention discloses an automatic tracking type monitoring system. The automatic tracking type monitoring system includes a Zigbee device, a GPRS device, a photovoltaic power generation device and a Zigbee/GPRS gateway; the Zigbee/GPRS gateway is connected with an optical signal transmitter; the photovoltaic power generation device includes a solar cell, a controller, an energy storage device and an inverter; the optical signal transmitter includes a mechanical structure and a control board, wherein the control board includes a motor driving module, a clock module, an MCU module, a storage module, a power source module and a communication module; and the Zigbee/GPRS gateway includes a Zigbee module, a GPRS module, a serial communication module, a processor, an RAM and a Flash. With the automatic tracking type monitoring system of the invention adopted, the problem of high consumption of energy and costs of a large-scale photovoltaic power generation station in sunlight automatic tracking can be solved.

The invention discloses an underwater grouting measurement device and method for an offshore wind power jacket foundation by a pile-first method, and belongs to the technical field of offshore wind power engineering. The underwater grouting measurement device for the offshore wind power jacket foundation by the pile-first method comprises a flange plate, a pile leg, a conical head, a first grouting pipe, a second grouting pipe, a first annular cavity, a second annular cavity, a measurement mechanism and a sealing ring, wherein the two grouting pipes penetrate through the flange plate and extend into the pile leg; the first annular cavity and the second annular cavity are formed in the lower part of the inner side of the pile leg; the sealing ring sleeves the outer side of the bottom of thepile leg; and the measurement mechanism comprises a scale mark post and a buoyancy ball. The device is simple in structure, low in material consumption and reusable. The grouting measurement method is simple and convenient in measurement process, does not damage a pile, is short in measurement time, and saves a large amount of time and cost. The position of a grouting material can be known by observing the scale of the mark post on the water surface, and whether slurry leakage occurs or not is monitored in real time, so that underwater observation by a diver can be reduced or even avoided.

The invention, which belongs to the field of deformation monitoring, discloses a ground-based SAR basin bank deformation monitoring device based on remote wireless communication. The device comprisesa deformation monitoring module, a power supply module, a meteorological data acquisition module, a 4G communication module and a precision evaluation device. The deformation monitoring module consists of a linear guide rail and a ground-based SAR system sensor. The power supply module includes a solar cell panel, a standby diesel generator and a storage battery. The meteorological data acquisition module includes a data acquisition instrument, various sensors and various accessories. The 4G communication module is an information transmission device and is used for transmitting monitoring datato the control center. The precision evaluation device is a corner reflector and is used for evaluating the observation precision of the ground-based SAR. Therefore, the defects of the conventional basin bank deformation monitoring means are overcome; and the development of the basin reservoir bank monitoring technology is promoted.

The invention relates to a solar-powered contact type road surface icing detection system and a detection method thereof. The invention belongs to the technical field of piezoelectric ceramic contact type icing detection. The system comprises an ice detection module: a multi-channel piezoelectric ceramic icing sensor, a voltage amplification module, a blocking filtering module, a rectification module, an STC12C5A60S2 main control chip, a GPRS 1090F 2G wireless module and a cloud server ECS module; and a power supply module: a solar cell panel, a solar storage battery, a solar master controller and a DC-DC 12V stabilized power supply module. According to the invention, the monitoring of the actual road surface state and the transmission of real-time road surface data are realized, the solar power supply system is additionally arranged, the normal operation of the ice measurement system on the remote mountain road is ensured, the function of driving four paths of icing sensors by one signal box is realized, and the measurement range is expanded. Data measured by the icing sensor are compensated and corrected by a cloud server end algorithm, so that the measurement precision is ensured to be +/-0.1 mm, and the ice measurement system has the advantages of high precision and strong stability.

The invention discloses an agricultural building structure early warning processing system. The agricultural building structure early warning processing system comprises a front-end data acquisition module, a processing module and a back-end execution module; the front-end data acquisition module realizes data sharing with a meteorological bureau network platform, and are responsible for converting shared meteorological data information into load values in real time and transmitting to the processing module; the processing module is responsible for setting an alarm threshold of the structure,calculating displacement values and intensity values of nodes and rod units in the structure according to the received load values, and comparing the calculated displacement values and intensity values with the alarm threshold; and when the threshold is exceeded, the processing module sends a trigger command; and the back-end execution module is responsible for receiving the trigger command and controlling a snow removal device to remove snow. The agricultural building structure early warning processing system can monitor a snow disaster in real time, solves the problem that various agricultural facilities is difficult to monitor at present, and avoids the occurrence of collapse of the agricultural building structure due to large snowfall; and the whole system is easy to operate, saves manpower and material resources, and has high economic efficiency.

The invention discloses a geotextile filled geotube interlamination tangential dislocation and displacement measuring device. The measuring device comprises an upper protective shell, a lower protective shell, a sliding protective shell, T-shaped sliding blocks, a displacement sensor and sliding grooves. The upper protective shell is provided with a containing cavity for containing the displacement sensor. The fixed support end of the displacement sensor is fixedly connected with one end of the lower protective shell. The movable rod end of the displacement sensor and one end of the upper protective shell are fixed. The top end of the sliding protective shell is fixedly connected with the inner surface of the upper protective shell. The upper ends of the T-shaped sliding blocks are fixed in the sliding protective shell. The two sides of the lower protective shell are provided with the parallel sliding grooves in the direction of the displacement sensor. The sliding grooves are connected with the lower ends of the T-shaped sliding blocks in a matched and sliding mode. The measuring device is easy and convenient to mount, free of influencing dam construction, capable of measuring the tangential dislocation and displacement directly in the measuring process and convenient to use, the safety monitoring cost is lowered, the negative effect on the environment is extremely low, and it is guaranteed that a dam brings up social and economical benefits and the like.

The invention belongs to the field of an online monitoring technology, especially relates to an online monitoring system, and provides an online monitoring system capable of improving the equipment maintenance management efficiency. The online monitoring system comprises a Wien bridge, an instrument operation amplifier, a bandpass filter circuit, an AC-DC conversion circuit, a filter circuit, a low-pass filter circuit, a first amplifier circuit, a first integration circuit, a second amplifier circuit, a second integration circuit, a third amplifier circuit, a single-chip microcomputer and an encoding circuit, and is mainly structurally characterized in that the single-chip microcomputer is respectively connected with the filter circuit, the first amplifier circuit, the second amplifier circuit, the third amplifier circuit, the instrument operation amplifier and the encoding circuit, the instrument operation amplifier is connected with the Wien bridge, and the filter circuit, the AC-DC conversion circuit, the bandpass filter circuit, the low-pass filter circuit, the first amplifier circuit, the first integration circuit, the second amplifier circuit, the second integration circuit and the third amplifier circuit successively.

The invention provides a floating population multi-dimensional real-time monitoring method and system. The floating population multi-dimensional real-time monitoring method comprises the following steps: positioning the position of a base station area to which floating population belongs based on real-time signaling data of a mobile terminal; based on the information of the floating persons and the position of the base station area, the corresponding floating persons are monitored and positioned in real time through an artificial intelligence Internet of Things monitoring terminal, and real-time monitoring information is formed; and analyzing and managing the real-time monitoring information. According to the invention, mobile phone real-time signaling data of a communication base station, AIoT real-time analysis data acquired and analyzed in real time by a face recognition system of the monitoring Internet of Things and real-time data of floating population acquisition terminals (communities, hotels and other areas) are utilized to carry out real-time positioning acquisition on floating population data; the technical problem that floating population monitoring is difficult to locate in time in the prior art is effectively solved.