70results about How to "Increase monitoring frequency" patented technology

Disclosed is a method, system, and program for determining monitoring settings for a computer monitoring a device. A set of monitoring frequency values is provided for a user to select. A user selected monitoring frequency value is received and used to determine at least one polling interval that defines a period between polling operations from the computer to the agent device. The polling interval value is a different value from the user selected monitoring frequency.

The invention provides a robotic fish capable of carrying a water quality detection sensor. The robotic fish capable of carrying a water quality detection sensor comprises a robotic fish framework, a fishtail dynamics pushing mechanism and a control system, wherein the robotic fish framework is manufactured by simulating body forms of carangidae fish types; the fishtail dynamics pushing mechanism comprises a fishtail power device and a tail fin power device; the fishtail power device drives the whole fishtail to swing; the tail fin power device drives the tail fin to swing; body forms of carangidae fish types are adopted, a crescent-moon-shaped tail fin is adopted as the appearance of a propeller; the robotic fish moves in water, a dissolved oxygen sensor is used for sampling to obtain data, and the data are transmitted to an upper position machine by a wireless radio frequency transceiving module, and the cruise trajectory and relevant parameters are displayed via a visualized window of the upper position machine so as to draw a data analysis diagram. The robotic fish provided by the invention can be used for monitoring the water quality dynamically in real time at different positions of the whole water area and is high in monitoring frequency, and the measured data are good in precision and timeliness.

The invention discloses a method and terminal for prompting signal intensity, relating to the technical filed of communication and in order to solve the problem that a user can not be prompted when the signal intensity of a communication network is weakened. The method for prompting signal intensity comprises: monitoring the signal intensity of a communication network; determining whether the monitored signal intensity of the communication network is lower than a set threshold; and when the monitored signal intensity of the communication network is lower than the set threshold, improving the monitoring frequency to keep on monitoring, and sending a prompt to the user according to the monitoring result. The invention is suitable for sending prompt messages to the user when the signal intensity of the communication network is relatively weak.

The invention belongs to the field of foundation pit engineering, and provides a super deep underground diaphragm wall deformation automatic real-time monitoring device and an operating method thereof. The monitoring device comprises a fiber grating reinforced stress sensor, a fiber grating concrete strain sensor, a denoising analyzing device and an automatic deformation recognizing device. By the aid of the monitoring device and the operating method thereof, horizontal deformation of an underground diaphragm wall can be tracked and monitored in real time, deforming data can be automatically collected and analyzed, real-time capacity, continuity, effectiveness and reliability of monitoring can be guaranteed, processing efficiency of monitoring data of horizontal deformation of the underground diaphragm wall can be improved, and information sharing level of monitoring data of horizontal deformation of the underground diaphragm wall can be raised, the deformation of foundation pits is guaranteed in a controllable range, constructing risks of deep foundation pits can be reduced, and references can be provided for similar foundation pit engineering.

The invention relates to a device and method for energy saving and consumption reduction of a dimethyl carbonate device. The method comprises the following steps that (a) a mixed material of propylene carbonate, methanol and methanol base catalysts passes through a heat exchanger and then enters a reaction rectifying tower for primary reaction and fractionation; a generated azeotrope of dimethyl carbonate and the methanol enters a pressurization rectifying tower after being condensed by a tower top condenser; (b) after the separation by the pressurization rectifying tower, light ingredients enter a methanol rectifying tower to be rectified; (c) an azeotropic composition at the tower top of the methanol rectifying tower is subjected to temperature rise and pressurization through a rectifying heat pump, and is then used as a heat source of a reboiler of the methanol rectifying tower; the azeotrope discharged from the reboiler respectively enters a feeding preheater and a condenser to be cooled through the reaction rectifying tower. The device and method provided by the invention have the beneficial effects that the energy consumption is reduced by 20.2 percent; the distribution of gas phase materials in the tower is more reasonable; the mass transfer separation efficiency of the rectifying tower is improved; in addition, the continuous and regular collection of liquid samples is realized; the product monitoring frequency is greatly improved; the device can be favorably regulated in time.

The invention discloses a monitoring method for bridge deformation in shield construction. According to the method, in the shield construction process, bridge deformation monitoring data is obtained by monitoring a railway viaduct, then the data is transmitted and logged for obtaining a database, monitoring analysis is performed according to data in the database, and finally determination is performed. The invention also discloses a system employed by the above method. The system comprises a fixed facility system and an automatic monitoring system; the fixed facility system is used for providing equipment for the automatic monitoring system for monitoring; and the automatic monitoring system is used to performing monitoring by using the fixed facility system for obtaining the bridge deformation monitoring data. The method is capable of realizing continuous dynamic precise monitoring on bridge settlement and displacement statuses when a shield machine passes underneath the railway viaduct, provides control index of the railway viaduct, and is capable of quantitatively evaluating the safety of the railway viaduct.

The invention relates to the field of safety monitoring of a building engineering, in particular to a real-time monitoring system for safe construction of a building engineering structure and an application method thereof. The system comprises a real-time monitoring system, a monitoring management platform and a monitoring user end; and a WSN (Wireless Sensor Network) monitoring system comprises a WSN coordinator, multiple WSN routers, multiple WSN collectors and multiple construction monitoring sensors. Based on a wireless full-automatic monitoring means, the system can automatically acquire the information of each monitoring point in the construction process of the building engineering and can visually display each monitoring part in the construction process of the building engineering and the monitored data of the each monitoring point in real time in conjunction with a two-dimensional or three-dimensional model, thereby solving the problems in the prior art.

The invention provides a system for remotely and wirelessly monitoring plant chlorophyll fluorescence. The system comprises a modulation fluorescence instrument used for measuring plant chlorophyll fluorescence parameters, a data acquisition unit used for acquiring data monitored by the modulation fluorescence instrument, a wireless communication module used for sending the data to a monitoring center, a communication antenna used for sending the data through a wireless communication network, a solar energy panel used for acquiring solar energy and converting the solar energy to electrical energy, a storage battery pack used for storing the electrical energy which is generated by the solar panel and used as standby electrical energy so that the electric power supply of the system is supplemented when solar energy power generation is insufficient, a photovoltaic controller used for stabilizing a voltage of the solar energy power generation and enabling the solar energy panel to charge the storage battery pack, and a power supply panel used for providing a needed electric power supply to the modulation fluorescence instrument, the data acquisition unit and the wireless communication module. Correspondingly, the invention also provides a method for remotely and wirelessly monitoring the plant chlorophyll fluorescence. According to the method and system provided by the invention, the ecological monitoring of more parameters can be chronically and continuously performed in wild fields, and the wireless remote data transmission is simultaneously performed.

The invention relates to the technical field of data monitoring, and provides a sensor-based road bridge state monitoring method and system. The method comprises the steps that the first data acquired by sensors are acquired, the sensors are arranged at the preset positions of the road bridge, and the number of the sensors is greater than the minimum number of the sensors required for monitoring the road bridge state; the second data meeting the preset condition in the first data are transmitted to a server, wherein the preset condition is that the acquisition time is within the preset time range or the data value exceeds the preset range; and the trend of the monitoring indexes of the road bridge state is determined according to the second data and the trend of the monitoring indexes is matched with a preset standard model, and a warning notice is given if matching fails. The comprehensiveness of the monitoring result can be guaranteed by the sensors arranged at the preset positions of the road bridge, and monitoring of the road bridge state is not influenced by the work state of certain sensors so that secondary construction and the monitoring cost and the low efficiency caused by secondary construction can be avoided, the monitoring cost is low and the monitoring efficiency is high.

An optical monitoring apparatus based on the scanning of the gain profile of erbium-doped fiber amplifiers (EDFA) and applied in a wavelength division multiplexing network has been proposed and experimentally demonstrated. The EDFA with an injected saturated tone can provide variable gain or loss profile by controlling the pump power. The components used in the present optical monitoring apparatus for use in a wavelength division multiplexing network are easily available and cost-effective, valuable for monitoring frequency and power of a WDM optical communication system, and capable of greatly enhancing resolution of monitoring frequency spectrum for the optical fiber network system.

The invention relates to a laser automatic analysis system for shield underneath pass structure deformation. The system comprises a laser measuring unit which can measure the displacement and / or the displacement change rate of a structure by utilizing a laser optical path difference, an automatic analysis unit which is used for comparing the displacement and / or the displacement change rate with corresponding set thresholds in a database respectively and outputting a comparison result, and a laser measuring unit which comprises a wedge-shaped target plate attached to the structure and used forreflecting laser. The wedge-shaped target plate is provided with at least two different reflection angles corresponding to different construction stages; the at least two different reflection angles respectively correspond to respective set thresholds, so that the automatic analysis unit can read the respective set thresholds according to the settlement rules of the structures in different construction stages and compare the respective set thresholds with the displacement and / or the displacement change rate; and the at least two different reflection angles can change the change rate of the laser path difference in different construction stages of a shield.

The invention discloses a tunnel deformation monitoring and early warning radar system, which comprises a deformation monitoring radar module, a router, a central processing unit, a trihedral corner reflector, an alarm system and a cloud platform, and is characterized in that the deformation monitoring radar module comprises a radio frequency module, a radio frequency control module, a communication module and a signal processing module; the central processing unit comprises a communication module, a module control unit, a data processing platform and a data storage unit; the signal processingmodule is used for receiving a command of the central processing unit and transmitting detection signal data to the central processing unit; the central processing unit is used for analyzing receivedecho data, calculating coordinates of a point to be measured according to the analyzed distance information, uploading monitoring information to the cloud platform through the transmission network, and completing communication, data storage, information integration and alarm system driving with the plurality of deformation monitoring radar modules; the system can work normally in various complextunnel environments, and all-weather, full-automatic and real-time monitoring, uploading and early warning can be achieved.

A device for the diagnosis of the operability of a particle filter for an exhaust gas stream of an internal combustion engine, the device comprising:an exhaust conduit having an outer wall, the outer wall of the exhaust conduit defining a virtual bounding tubular envelope, the virtual bounding tubular envelope being the smallest possible tubular envelope having a circular cross-section co-planar to the cross-section of the exhaust conduit and completely surrounding the outer wall of the exhaust conduit at any position along the exhaust conduit,an exhaust chamber having a detection filter,a temperature sensor arranged in the exhaust chamber, the temperature sensor being arranged for measuring the temperature of a portion of the exhaust gas stream having passed through at least a part of the detection filter,wherein at least a portion of the exhaust chamber is thermally connected to the environment exterior to the exhaust conduit, andwherein the exhaust chamber is at least partly arranged within the virtual bounding tubular envelope over the entire length of the exhaust chamber.

In current urban waterlogging monitoring work, a mode that work personnel of departments like traffic police, drainage, road and so on are all on-the-job with close observation is mainly used. When emergent extreme rainy weather occurs, waterlogging situations of each place in large area urban regionss are difficult to comprehensively understand, and real-time early warning is difficult to perform in the waterlogging situations of each road segment. A GSM system is a mobile communication system based on a time division multiple access technology and matures in development, and the GSM system is widely applied in all cities basically. The monitoring system is designed in a GSM short message data transmission mode so that the system is not high in operation cost, wide in application range, convenient in device installation, and thus the system is suitable for long-time and low-flow data monitoring on emergent events with wide distribution of the regions. The urban waterlogging monitoring system, of which data transmission is realized via GSM short messages, is constructed on the basis of TC35i and C8051F320 so that remote monitoring and statistic analysis can be realized, reliability is high and cost is low.

The invention relates to the technical field of buildings and civil engineering, and discloses a construction measurement system and a construction measurement method based on earth-rock excavation operation of an excavating machine. The construction measurement system comprises the excavating machine, a double-axis inclination angle sensor, an angle sensor, a range finder, a data integration module, a data computing terminal, a power supply module and the two GNSS receivers, wherein the double-axis inclination angle sensor, the angle sensor, the range finder, the data integration module, thedata computing terminal, the power supply module and the two GNSS receivers are arranged on the excavating machine; and the power supply module supplies power to the GNSS receivers, the double-axis inclination angle sensor, the angle sensor, the range finder, the data integration module and the data computing terminal. According to the construction measurement system, observation data are providedin real time while excavation construction is conducted by means of operation equipment, traditional excavation retesting and midway paying-off procedures are omitted, excavation interruption causedby retesting and paying-off is avoided, excavation continuity is improved, and excavation construction efficiency is improved; and the observation data are provided in real time during excavation construction of the excavation machine, excavation real-time monitoring is achieved, the monitoring frequency is higher than the traditional construction re-measurement frequency, the excavation precisionis improved, and over-excavation and under-excavation are avoided.

The invention discloses a monitoring device and a remote monitoring method for river embankment section flooding, relates to the technical field of monitoring devices, and aims to solve the problems that according to an existing dike section flooding monitoring device, water level monitoring equipment is deployed on a riverway and a dike and is large in size, a special management room or management equipment is needed, real-time data is obtained through a telemetering terminal, and due to the fact that telemetering terminal equipment is expensive, large-batch deployment in a planar mode cannotbe carried out. A hanging rod is fixedly arranged above a monitoring body, a transverse plate is fixedly arranged above the hanging rod, two grooves are fixedly formed in the inner wall of the monitoring body, a first guide rod is arranged in the monitoring body, a second guide rod is fixedly arranged on one side of the first guide rod, the first guide rod is fixedly connected with one groove through a wireless sensing contact switch, and the second guide rod is fixedly connected with the other groove through an alarm contact switch.

The invention provides a method for dynamically adjusting the dormancy process of a battery management system, which comprises the following steps: 1) introducing an adjustment factor FA as an adjustment standard of the dormancy process of the battery management system; enabling the battery management system to monitor and analyze a battery state in a wake-up mode, and calculating the adjustment factor FA according to the battery state, wherein the weight of the battery in a normal state is a first weight GN, and the first weight GN causes the positive gain of the adjustment factor FA, the weight of the battery in the abnormal state is a second weight GE, and the second weight GE causes the negative gain of the adjustment factor FA; 2) setting a maximum value Tmax and a minimum value Tminof a dormancy period in the battery management system, and calculating a dormancy period THib of the current battery management system according to a previous dormancy period TBase of the battery management system; and 3) after the wake-up mode is finished, enabling the battery management system to enter a dormancy mode by taking the value of the THib as a sleep period, and storing the value of the current sleep period as the TBase value of the next calculation sleep period.

The present invention provides a method for monitoring the abnormality of a photolithography machine imaging plane. The method comprises: placing a monitoring pattern on a mask, wherein the process window of the monitoring pattern is smaller than the process window of the product circuit pattern on the mask; exposing the pattern on the mask; and performing defect scanning on the pattern formed after the exposing so as to determine whether the photolithography machine imaging plane is abnormal based on the presence or absence of the specific distribution of the defect scanning result. According to the present invention, with the method, the production stopping of the machine is not required so as to improve the monitoring efficiency and reduce the time consumed by the monitoring, and the problem can be timely found at the early stage of the generation of the abnormality of the photolithography machine imaging plane so as to avoid the yield loss.

The invention belongs to the technical field of temperature measurement, and discloses a temperature real-time collection device. The temperature real-time collection device is provided with temperature measurement devices, each temperature measurement device is connected with a temperature measurement cable, each temperature measurement cable is provided with a plurality of temperature measurement points, and a digital temperature sensor is arranged at each temperature measurement point; each temperature measurement device is connected with a repeater through wireless signals, the repeaters are located at the outer side of a granary and are connected with concentrators through wireless signals, and the concentrators are connected with a main control computer through data buses. Accordingto the temperature real-time collection device, the temperature measurement devices automatically read temperature data and measurement point position data of the temperature measurement cables, in wireless modes such as LORA, the temperature data and the measurement point position data are sent to the repeaters, each temperature measurement device supports the temperature measurement cables of 32temperature measurement points at most, advanced wireless spread spectrum communication technologies and sensor technologies in current Internet-of-Things technologies are adopted, temperature parameters of the granary are remotely and automatically measured, collected, subjected to data statistics, and analyzed; compared with traditional manual measurement modes, the temperature measurement efficiency and the temperature measurement accuracy are greatly improved.

The invention enables determining one or more proportional particle group shares in flue gas of a recovery boiler (110) based on optical information gained from a flue gas sample. A processor (202) is used to read (301) a digital frame comprising the area under consideration, which represents at least a part of the surface of a sampler (120) kept in the flue gas flow of a recovery boiler. Particle group areas matching a colour characteristic of the particle group comprised in the flue gas is determined (302) from the area under consideration. The joint area of the identified particle group areas is determined (304), and the share of the joint area from the total area is determined (305) as the proportional particle group share of the particle group.

An optical monitoring apparatus based on the scanning of the gain profile of erbium-doped fiber amplifiers (EDFA) and applied in a wavelength division multiplexing network has been proposed and experimentally demonstrated. The EDFA with an injected saturated tone can provide variable gain or loss profile by controlling the pump power. The components used in the present optical monitoring apparatus for use in a wavelength division multiplexing network are easily available and cost-effective, valuable for monitoring frequency and power of a WDM optical communication system, and capable of greatly enhancing resolution of monitoring frequency spectrum for the optical fiber network system.

The crater detection method of the present invention is used for detecting craters of copper wire products during product variety, packaging model, production equipment replacement and parameter adjustment, and the monitoring frequency is very high. The beneficial effects of the present invention are: ① reproducibility, the use of mixed acid solution can be reused, no need to prepare each time, just replace it once a week; ② simple and convenient, less experimental tools, such as probes or knives, microscopes, beakers , pure water and alcohol are common in the construction process, and the bonding process employees can operate according to the process when necessary.

This invention relates to a method for detecting the presence of or likelihood of a patient of developing occult pancreatic beta cell dysfunction, and a method for detecting the presence of or likelihood of a patient of developing clinically significant post-prandial hyperglycemia. The methods involve (a) measuring a level of alpha-hydroxybutyrate (AHB) in a single fasting baseline biological sample of the patient; (b) comparing the level of AHB in the single fasting baseline biological sample to a reference AHB level; and (c) determining the presence of or likelihood of developing the disorder in the patient based on the comparison in step (b). An increased AHB level at fasting baseline indicates that a normoglycemic, normo-insulinemic and / or non-dyslipidemic patient has developed or has an increased likelihood of developing occult pancreatic beta cell dysfunction. An increased AHB level at fasting baseline and an elevated glucose level of at least about 155 mg / dL at 30 minutes and / or 1 hour indicates that a normoglycemic, normo-insulinemic and / or non-dyslipidemic patient has developed or has an increased likelihood of developing clinically significant post-prandial hyperglycemia.

This invention relates to a method for detecting the presence of or likelihood of a patient of developing occult pancreatic beta cell dysfunction, and a method for detecting the presence of or likelihood of a patient of developing clinically significant post-prandial hyperglycemia. The methods involve (a) measuring a level of alpha-hydroxybutyrate (AHB) in a single fasting baseline biological sample of the patient; (b) comparing the level of AHB in the single fasting baseline biological sample to a reference AHB level; and (c) determining the presence of or likelihood of developing the disorder in the patient based on the comparison in step (b). An increased AHB level at fasting baseline indicates that a normoglycemic, normo-insulinemic and / or non-dyslipidemic patient has developed or has an increased likelihood of developing occult pancreatic beta cell dysfunction. An increased AHB level at fasting baseline and an elevated glucose level of at least about 155 mg / dL at 30 minutes and / or 1 hour indicates that a normoglycemic, normo-insulinemic and / or non-dyslipidemic patient has developed or has an increased likelihood of developing clinically significant post-prandial hyperglycemia.

The invention relates to the technical field of photovoltaic power station operation and maintenance, in particular to a photovoltaic power station monitoring management system which comprises a box body, a main controller is fixed to the center of the inner wall of the rear end of the box body in a rivet connection mode, and unmanned equipment auxiliary monitoring assemblies are arranged at the ends of the two sides of the inner wall of the top end of the box body. The unmanned equipment auxiliary monitoring assembly comprises a storage box a and a storage box b, an unmanned aerial vehicle is arranged in the storage box a, an unmanned monitoring trolley is arranged in the storage box b, cooling assemblies are arranged on the end walls of the two sides of the box body and comprise fan blades, and ventilation grooves are formed in the positions, connected with the fan blades, of the inner walls of the two side ends of the box body. In this way, it can be known that the photovoltaic power station monitoring device can replace workers to monitor a photovoltaic power station, the labor intensity of the workers can be reduced, and the monitoring frequency of the photovoltaic power station can be improved.

This invention relates to a method for detecting the presence of or likelihood of a patient of developing occult pancreatic beta cell dysfunction, and a method for detecting the presence of or likelihood of a patient of developing clinically significant post-prandial hyperglycemia. The methods involve (a) measuring a level of alpha-hydroxybutyrate (AHB) in a single fasting baseline biological sample of the patient; (b) comparing the level of AHB in the single fasting baseline biological sample to a reference AHB level; and (c) determining the presence of or likelihood of developing the disorder in the patient based on the comparison in step (b). An increased AHB level at fasting baseline indicates that a normoglycemic, normo-insulinemic and / or non-dyslipidemic patient has developed or has an increased likelihood of developing occult pancreatic beta cell dysfunction. An increased AHB level at fasting baseline and an elevated glucose level of at least about 155 mg / dL at 30 minutes and / or 1 hour indicates that a normoglycemic, normo-insulinemic and / or non-dyslipidemic patient has developed or has an increased likelihood of developing clinically significant post-prandial hyperglycemia.

The invention provides a convex large cutter head and slurry balance pipe jacking machine which comprises a grid cutter head. The grid cutter head comprises an outer margin plate, a plurality of longrib plates, an annular center side plate, an annular sub-center side plate and a plurality of short rib plates, the outer margin plate covers the front end of a slurry bin and is rotatably connected to the front end of the slurry bin, the long rib plates are uniformly distributed in an internal space of the outer margin plate by taking the axis of the outer margin plate as a center, one end of each long rib plate is connected with an inner loop surface of the outer margin plate, the center side plate is positioned at the center of the outer margin plate and coaxial with the outer margin plate,the other end of each long rib plate is connected with an outer loop surface of the center side plate, the sub-center side plate is positioned between the outer margin plate and the center side plateand coaxial with the outer margin plate, the long rib plates fixedly and alternately pass the sub-center side plate, and two ends of each short rib plate are connected with the inner loop surface ofthe outer margin plate and the outer loop surface of the center side plate. The convex large cutter head and slurry balance pipe jacking machine can meet the tunneling requirements of complicated soillayers such as soil layers with weakly weathered scattered stone pieces discontinuously appearing below 50 square centimeters, and deviation can be automatically rectified.

The invention provides an automatic monitoring system for large-scale ocean water quality in deep and far sea, relates to a monitoring system, in particular to the automatic monitoring system for the large-scale ocean water quality in the deep and far sea, and belongs to the field of seawater quality monitoring. The system comprises a ship-borne data center and an on-site monitoring system, the water temperature, the pH value and the turbidity of seawater are monitored through a data acquisition module, a monitoring point is positioned through a GPS positioning sensor, a sensor signal and a GPS positioning signal are transmitted out through a wireless transmitting device, and when a detection ship passes through the vicinity of the on-site monitoring system, the ship-borne data center mounted on the detection ship receives and stores the data transmitted by the data acquisition module. The technical problems that in the prior art, monitoring operation cost is high, manual sampling consumes manpower, and monitoring frequency is low are solved. The monitoring cost is reduced, the manpower consumption is reduced, the monitoring frequency is improved, and fixed-point real-time monitoring can be carried out on a sensitive area with problems.

The invention relates to a self-learning frequency conversion monitoring method and system, electronic equipment and a storage medium, and the method comprises the steps: obtaining a monitoring frequency, collecting a plurality of operation indexes according to the monitoring frequency, and obtaining monitoring data; analyzing the monitoring data to obtain a prediction result, wherein the prediction result is used for indicating whether an abnormal event is about to occur; judging whether an abnormal event is received within the preset time range or not; and if the prediction result indicates that the abnormal event is not about to occur and the abnormal event is not received within the preset time range, reducing the monitoring frequency. According to the method, the monitoring data and the events generated at the corresponding time are collected for joint learning, and finally, the monitoring frequency is gradually reduced when a computer system runs stably and is not abnormal, so that the waste of resources is avoided, and finally, the purposes of saving disk space, computing power and electric energy are achieved.

The invention provides a method for monitoring the carrier concentration of a SiGe structure. The method comprises the following steps of: obtaining correlation data between the hole carrier concentration of a SiGe structure and the resistivity of the SiGe structure; providing a monitoring wafer, and forming a SiGe structure with P-type doped ions on the surface of the monitoring wafer by using a SiGe process corresponding to a product wafer; forming a barrier layer on the surface of the monitoring wafer, the barrier layer covering the SiGe structure; and obtaining the resistivity of the monitoring wafer, and obtaining the hole carrier concentration of the product wafer according to the correlation data. By forming the barrier layer on the surface of the SiGe structure, the change of the resistivity of the SiGe structure is slowed down, so that accurate, economical and efficient monitoring of the carrier concentration of the SiGe structure of the product wafer is realized; the specific hole carrier concentration can be obtained according to the obtained correlation data; and the monitoring method is simple and easy to implement, so that the monitoring frequency can be improved to realize high-frequency production line stability monitoring.