CN210323399U - Real-time data acquisition microseismic monitoring system - Google Patents
Real-time data acquisition microseismic monitoring system Download PDFInfo
- Publication number
- CN210323399U CN210323399U CN201921386617.6U CN201921386617U CN210323399U CN 210323399 U CN210323399 U CN 210323399U CN 201921386617 U CN201921386617 U CN 201921386617U CN 210323399 U CN210323399 U CN 210323399U
- Authority
- CN
- China
- Prior art keywords
- data acquisition
- sensor
- microseismic
- real
- monitoring system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model provides a real-time data acquisition microseism monitoring system, which comprises a microseism sensor for converting a vibration signal into an electric signal, a data acquisition station for receiving, processing and storing the electric signal output by the microseism sensor, and a data processing host for receiving, analyzing and storing the digital signal output by the data acquisition station; the data acquisition station comprises a power module, a sensor driving circuit, a signal conditioning circuit, an A/D converter and a control and storage circuit; the microseismic sensor is connected with the data acquisition stations through cables, and the data acquisition stations are connected with one another through network cables or optical fibers and the data acquisition stations are connected with the data processing host through the network cables or the optical fibers. The utility model provides a microseism monitoring system passes through signal conditioning circuit to signal amplification, filtering processing, strengthens signal SNR, improves signal interference killing feature, guarantees that weak signal can be accurately gathered; meanwhile, the monitoring time synchronization of each data acquisition station is realized through a time synchronization module, and the microseismic data acquisition time precision and the seismic source positioning precision are improved.
Description
Technical Field
The utility model belongs to the technical field of mine safety monitoring, rock engineering calamity prediction, in particular to real-time data acquisition microseismic monitoring system.
Background
After the rock mass is excited by external disturbance stress, the internal part of the rock mass can generate a local elastoplasticity performance concentration phenomenon, when energy is accumulated to a certain critical value, the generation and expansion of rock mass micro-cracks can be caused, the generation and expansion of the micro-cracks are accompanied with the release of elastic waves or stress waves and are rapidly propagated in the surrounding rock mass, and the elastic waves are called microseisms in geology. The microseism monitoring technology is that elastic wave information is collected by arranging sensors in a monitoring area, the time, the position and the property of the microseism of a rock mass are obtained by an inversion method, and the damage condition, the safety condition and the like of a monitored object are evaluated by analyzing microseism signals, so that a basis is provided for forecasting and controlling disasters.
On one hand, the existing microseismic monitoring system is influenced by the vibration strength, the transmission distance and the sensitivity of the microseismic sensor, so that the dynamic change range of the microseismic signal received by the microseismic sensor is large, the resolution of the whole system is low, and even an effective microseismic signal cannot be acquired; on the other hand, the microseismic signal acquisition system is a distributed system, the microseismic sensors are distributed at different geographical positions, and clocks among the microseismic data acquisition stations are asynchronous, so that the microseismic data acquisition accuracy is reduced, and the microseismic event position is inaccurately positioned.
Therefore, it is necessary to provide a real-time data acquisition microseismic monitoring system which can amplify and filter the vibration signals received by the microseismic sensor and realize the accurate and synchronous multi-pass data acquisition time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a real-time data acquisition microseismic monitoring system aims at solving among the prior art effectual microseismic signal acquisition rate low and each microseismic clock asynchronous's between the data acquisition station technical problem.
The utility model provides a real-time data acquisition microseism monitoring system, which comprises a microseism sensor, a data acquisition station and a data processing host;
the microseismic sensor is used for converting a vibration signal into an electric signal and transmitting the electric signal to the data acquisition station;
the data acquisition station receives the electric signals output by the microseismic sensor and processes and stores the electric signals; the data acquisition station comprises a power module, a sensor driving circuit, a signal conditioning circuit, an A/D converter and a control and storage circuit; the power supply module provides power supply for the data acquisition station; the sensor driving circuit is used for driving the microseismic sensor; the signal conditioning circuit is used for amplifying and filtering the electric signals output by the microseismic sensor; the A/D converter converts the amplified and filtered electric signals into digital signals; the control and storage circuit is controlled and parallelly acquired based on the FPGA, and digital signals are cached by adopting an SRAM;
the data processing host receives the digital signals output by the data acquisition station and performs acquisition, analysis, storage and real-time display;
the microseismic sensor is connected to a sensor input port of the data acquisition station through a cable, the data acquisition station is connected with the data processing host through a network cable or an optical fiber, and the data acquisition stations are connected through the network cable or the optical fiber.
Furthermore, the data acquisition station also comprises a time synchronization module, and the time synchronization module adopts any one mode of GPS time service synchronization, IEEE1588 accurate clock synchronization or system clock accurate synchronization, and is used for realizing the monitoring time synchronization of each data acquisition station.
Further, the power supply module comprises an AC220V-DC12V module, a leakage protection module and a lightning protection module, and the leakage protection module and the lightning protection module are connected in front of the input end of the AC220V-DC12V module.
Furthermore, a battery box is arranged in the data acquisition station.
Furthermore, the data acquisition stations are internally provided with gigabit network switches for establishing interconnection among the data acquisition stations.
Further, the microseismic sensor is any one of a single-axis speed sensor, a single-axis acceleration sensor, a three-axis speed sensor and a three-axis acceleration sensor.
Further, the microseismic sensor comprises a cylindrical shell, a fixing hole, a sensor cable and a waterproof joint; the fixed orifices are located in the center of the bottom of the shell, the sensor cable is connected with the top of the shell through the waterproof connector, and one end of the sensor cable, far away from the top of the shell, is connected with a sensor input port of the data acquisition station.
Further, the data processing host is a common PC desktop computer.
And the remote data processing center receives the data output by the data processing host through wireless data transmission to realize remote monitoring of the microseismic event data.
Further, the remote data processing center is a high-speed server.
The utility model provides a real-time data acquisition microseismic monitoring system's beneficial effect lies in: the electric signal output by the micro-seismic sensor is weak and has various high-frequency interferences, the electric signal output by the micro-seismic sensor is amplified and filtered through a signal conditioning circuit, the signal to noise ratio of the signal is enhanced, the anti-interference capability of the signal is improved, various weak signals can be accurately acquired, and the problem of weak signal acquisition in a large dynamic range is solved; the time synchronization module adopts any one mode of GPS time service synchronization, IEEE1588 accurate clock synchronization or system clock accurate synchronization, realizes monitoring time synchronization among the data acquisition stations, and improves the time accuracy of microseismic data acquisition and the positioning accuracy of the seismic source. In addition, a battery box is arranged in the data acquisition station, so that data loss caused by sudden power failure is prevented; the accessible is wireless with data transmission to remote data processing center, supports remote data processing, remote management equipment, has alleviateed field work personnel work load, has practiced thrift the cost of labor greatly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a real-time data acquisition microseismic monitoring system in accordance with the present embodiment;
FIG. 2 is a schematic structural diagram of a data acquisition station in the present embodiment;
FIG. 3 is a schematic diagram of the operation of the data acquisition station in this embodiment;
FIG. 4 is a schematic structural diagram of the microseismic sensor of this embodiment.
The designations in the figures mean:
1-microseismic sensor, 10-shell, 11-fixed hole, 12-sensor cable, 13-waterproof joint, 2-data acquisition station, 20-sensor input port, 21-time synchronization module, 22-AC220V-DC12V module, 23-electric leakage protection module, 24-lightning protection module, 25-battery box, 26-gigabit network switch, 27-data acquisition box, 28-cabinet, 29-box cover, 3-data processing host computer and 4-remote data processing center.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It is to be understood that the terms "upper", "lower", "left", "right", and the like, as used herein, refer to an orientation or positional relationship based on that shown in the drawings, which is for convenience of description only, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered limiting of this patent. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise. Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
It should also be noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may for example be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In order to explain the technical solution of the present invention, the following detailed description is made with reference to the specific drawings and examples.
Referring to fig. 1, fig. 2 and fig. 3, an embodiment of the present invention provides a real-time data acquisition microseismic monitoring system, which includes a microseismic sensor 1, a data acquisition station 2 and a data processing host 3;
the microseismic sensor 1 is used for converting a vibration signal into an electric signal and transmitting the electric signal to the data acquisition station 2;
the data acquisition station 2 receives the electric signals output by the microseismic sensor 1 and processes and stores the electric signals; the data acquisition station 2 comprises a power module, a sensor driving circuit, a signal conditioning circuit, an A/D converter and a control and storage circuit; the power supply module provides power supply for the data acquisition station 2; the sensor driving circuit is used for driving the microseismic sensor 1; the signal conditioning circuit is used for amplifying and filtering the electric signal output by the microseismic sensor 1; the A/D converter converts the amplified and filtered electric signals into digital signals; the control and storage circuit is controlled and parallelly acquired based on the FPGA, and digital signals are cached by adopting an SRAM;
the data processing host 3 receives the digital signals output by the data acquisition station 2 and performs acquisition, analysis, storage and real-time display;
the microseismic sensor 1 is connected to a sensor input port 20 of the data acquisition station 2 through a cable, the data acquisition station 2 is connected with the data processing host 3 through a network cable or an optical fiber, and the data acquisition stations 2 are connected through the network cable or the optical fiber.
The data acquisition station 2 is integrally a box body, the case 28 is sealed and waterproof, the case cover 29 is provided with a lock and is generally fixed or hung on the wall of a field monitoring area or installed in a monitoring room, each data acquisition station 2 can be connected with a plurality of microseismic sensors 1, the cable 12 of each microseismic sensor 1 is connected to the sensor input port 20 of the data acquisition station 2, and the microseismic sensors 1 convert vibration signals into electric signals and then transmit the electric signals to the data acquisition station. When the microseismic monitoring system comprises a plurality of data acquisition stations 2, the data acquisition stations 2 are connected through network cables or optical fibers (network cable transmission is usually adopted when the distance is about 100 meters), and the IP address of each data acquisition station 2 is set, so that the network data acquisition, the later management and the maintenance are facilitated. The data processing host 3 is generally installed in a monitoring room or an office on site, the data processing host 3 is provided with microseismic event pickup analysis and processing software and microseismic event statistical analysis software, the data processing host 3 is connected to a nearest data acquisition station 2 through a network cable or an optical fiber (network cable transmission is usually adopted when the distance is about 100 meters), the microseismic event pickup analysis and processing software of the data processing host 3 can receive data of each data acquisition station 2 in real time, display, store and process the data, extract microseismic events in real time, and perform on-site analysis through the microseismic event statistical analysis software. The data processing host 3 manages the states of the respective data collecting stations 2 and sets parameters of the respective data collecting stations 2 by software.
As shown in fig. 3, the data acquisition station 2 includes a power module, a sensor driving circuit, a signal conditioning circuit, an a/D converter, and a control and storage circuit. After the data acquisition station 2 is powered on by the AC220V, the data acquisition box 27 is powered on, and the data acquisition station 2 starts to operate. The sensor driving circuit supports various constant voltage driving sensors, constant current driving sensors and other passive sensors, and can be widely matched with and compatible with various domestic and foreign DC 24V-30V sensors. The signal output by the microseism sensor 1 is weak and has various high-frequency interferences, the A/D conversion cannot be directly carried out, the signal needs to be amplified and filtered before the A/D conversion is carried out, so that the signal to noise ratio of the signal is enhanced, the anti-interference capability of the signal is improved, the signal conditioning circuit supports 1/8-128 times of signal gain, the multi-stage digital filtering processing of the signal is provided, the signal passband is 0-20 KHz, and various weak signals can be accurately acquired. The signal processed by the signal conditioning circuit at the front end must be converted into a digital signal by an A/D converter, and then can be processed by the digital circuit at the rear end, the A/D converter has the precision of 24bit and the highest sampling rate of 50KHz, each data acquisition station 2 provides 8 paths of parallel A/D converters, and the data acquisition stations 2 can be cascaded through a TCP/IP network protocol. The control and storage circuit part of the data acquisition station 2 is designed based on FPGA control and parallel acquisition, and SRAM high-speed cache is provided.
As a further preferred embodiment of the present invention, the data acquisition station 2 further includes a time synchronization module 21, and the time synchronization module 21 adopts any one of a GPS time service synchronization mode, an IEEE1588 precision clock synchronization mode, or a system clock precision synchronization mode, and is used to implement the monitoring time synchronization of each data acquisition station 2.
As shown in fig. 2, a design method of distributed and synchronous acquisition is adopted between the data acquisition stations 2. The place where the field can receive the GPS signal adopts the high-precision GPS time service module for synchronization; in tunnels, mines and other places which cannot receive GPS signals, an IEEE1588 precision clock synchronization protocol synchronization or system self-contained clock synchronization mode is adopted. The time synchronization module 21 in each data acquisition station 2 ensures that the time precision of synchronous acquisition of each channel reaches 1 us.
As a further preference of this embodiment, the power supply module includes an AC220V-DC12V module 22, a leakage protection module 23 and a lightning protection module 24, and the leakage protection module 23 and the lightning protection module 24 are connected before the input terminals of the AC220V-DC12V module 22.
As shown in fig. 2, the data acquisition station 2 uses DC12V for power supply, and the external AC220V power supply is input, passes through the earth leakage protection module 23 and the lightning protection module 24, and is converted into DC12V power supply through the AC220V-DC12V module 22, so as to supply power to the internal circuit of the data acquisition station 2.
In a further preferred embodiment, the data collection station 2 incorporates a battery pack 25.
As shown in fig. 2, when the AC220V power supply supplies power, the lithium battery in the built-in battery box 25 is charged at the same time, when the power is suddenly cut off on site, the data acquisition station 2 automatically switches to the battery box 25 to supply power, the battery box 25 can supply power for more than 12 hours, and the data loss caused by the sudden power failure is prevented.
As a further preferred embodiment, the data acquisition stations 2 are provided with a gigabit network switch 26 therein, which is used to establish interconnection between the data acquisition stations 2.
As shown in fig. 2, a gigabit network switch 26 for establishing interconnection between the data acquisition stations 2 is installed in the data acquisition stations 2, so that local area network networking is performed between the data acquisition stations 2, and data of each data acquisition station 2 is transmitted to the data processing host 3 in real time through the local area network.
In a further preferred embodiment of the present invention, the microseismic sensor 1 is any one of a uniaxial velocity sensor, a uniaxial acceleration sensor, a triaxial velocity sensor, and a triaxial acceleration sensor.
The microseismic sensor 1 is a high-sensitivity and high-precision speed or acceleration sensor, weak vibration signals are converted into electric signals by the microseismic sensor 1 through a sensitive element, and the electric signals are transmitted to the data acquisition station 2 for processing. To achieve accurate positioning and analysis of microseismic events in three-dimensional space, the present embodiment employs a plurality of single-axis or three-axis velocity or acceleration sensors.
As a further preference of the present embodiment, the microseismic sensor 1 includes a cylindrical housing 10, a fixing hole 11, a sensor cable 12 and a waterproof joint 13; the fixed hole 11 is located at the center of the bottom of the shell 10, the sensor cable 12 is connected with the top of the shell 10 through the waterproof connector 13, and one end, far away from the top of the shell 10, of the sensor cable 12 is connected with the sensor input port 20 of the data acquisition station 2.
As shown in fig. 4, the housing 10 of the microseismic sensor 1 is a stainless steel cylindrical body, the bottom of the housing is provided with a threaded hole 11, when the microseismic sensor 1 is buried in the field, a hole with a diameter slightly smaller than that of the housing 10 of the microseismic sensor 1 is drilled on a monitored slope, the bottom of the hole is filled with strong adhesive fixing glue, the threaded hole 11 at the bottom of the microseismic sensor 1 is screwed with a matched screw, then the microseismic sensor 1 is pushed into the hole through an ejector rod, the bottom of the microseismic sensor 1 is fixed in the hole, the integrity of the soil of a drilled rock mass is not damaged, the high coupling of the microseismic sensor 1 and the earth is achieved, meanwhile, the screw is fixed in the glue layer at the bottom of the hole due to the connection of the threaded hole 11 at the bottom of the microseismic sensor 1 and the screw can be rotated out.
As a further preferred embodiment, the data processing host 3 is a general PC desktop computer.
As a further preferred feature of this embodiment, the real-time data acquisition microseismic monitoring system further includes a remote data processing center 4, and the remote data processing center 4 receives data output by the data processing host 3 through wireless data transmission, so as to realize remote monitoring of microseismic event data.
The data processing host 3 is a common PC desktop computer, the data processing host 3 is connected with the data acquisition stations 2 through a network cable or optical fibers (network cable transmission is usually adopted when the distance is about 100 meters, optical fiber interconnection and data transmission are used for long distance), after data of each data acquisition station 2 is transmitted to the data processing host 3 through a network, the microseismic data acquisition software uninterruptedly acquires, analyzes and stores the data for 24 hours, and meanwhile, the data processing host 3 displays the data of each data acquisition station 2 in real time and extracts various microseismic events in real time. The data processing host 3 is matched with a wireless data transmission module (GPRS/3G/4G/5G network module), and when the field is unattended, the real-time data acquisition microseismic monitoring system can transmit the running state and microseismic event data of the real-time data acquisition microseismic monitoring system to the remote data processing center 4 or other remote terminals through a wireless network by wireless data transmission.
The working state, fault and other information of the data acquisition station 2 can be pushed to the mobile phone bound by the system through wireless data transmission, and short message early warning and prompting are provided for the mobile phone. Meanwhile, the system operation fault information can also be used for pushing short messages to the user through wireless data transmission to carry out fault early warning.
In a further preferred embodiment, the remote data processing center 4 is a high-speed server.
The remote data processing center 4 typically employs a high-speed server that can manage a plurality of data processing hosts 3. The high-speed server provides a gigabit network interface and a wireless network interface, is used for receiving data returned by each data processing host 3, and supports big data analysis and processing.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. It should be noted that there are infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that various improvements, decorations or changes can be made without departing from the principles of the present invention, and the technical features can be combined in a suitable manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.
Claims (10)
1. A real-time data acquisition microseismic monitoring system is used for monitoring microseismic event data and is characterized by comprising a microseismic sensor, a data acquisition station and a data processing host;
the microseismic sensor is used for converting a vibration signal into an electric signal and transmitting the electric signal to the data acquisition station;
the data acquisition station receives the electric signals output by the microseismic sensor and processes and stores the electric signals; the data acquisition station comprises a power module, a sensor driving circuit, a signal conditioning circuit, an A/D converter and a control and storage circuit; the power supply module provides power supply for the data acquisition station; the sensor driving circuit is used for driving the microseismic sensor; the signal conditioning circuit is used for amplifying and filtering the electric signals output by the microseismic sensor; the A/D converter converts the amplified and filtered electric signals into digital signals; the control and storage circuit is controlled and parallelly acquired based on the FPGA, and digital signals are cached by adopting an SRAM;
the data processing host receives the digital signals output by the data acquisition station and performs acquisition, analysis, storage and real-time display;
the microseismic sensor is connected to a sensor input port of the data acquisition station through a cable, the data acquisition station is connected with the data processing host through a network cable or an optical fiber, and the data acquisition stations are connected through the network cable or the optical fiber.
2. The real-time data acquisition microseismic monitoring system as set forth in claim 1 wherein the data acquisition stations further comprise a time synchronization module, the time synchronization module employs any one of a GPS time service synchronization, an IEEE1588 precision clock synchronization or a system clock precision synchronization for realizing the monitoring time synchronization of each of the data acquisition stations.
3. The real-time data acquisition microseismic monitoring system of claim 1 wherein the power module includes an AC220V-DC12V module, a leakage protection module and a lightning protection module connected before the AC220V-DC12V module input.
4. The real-time data acquisition microseismic monitoring system of claim 1 wherein the data acquisition station houses a battery pack.
5. The real-time data acquisition microseismic monitoring system of claim 1 wherein the data acquisition stations have internal gigabit-capable switches for establishing interconnections between the data acquisition stations.
6. The real-time data acquisition microseismic monitoring system of claim 1 wherein the microseismic sensor is any one of a single axis velocity sensor, a single axis acceleration sensor, a three axis velocity sensor, or a three axis acceleration sensor.
7. The real-time data acquisition microseismic monitoring system of claim 6 wherein the microseismic sensor comprises a cylindrical housing, a fixed orifice, a sensor cable and a water resistant joint; the fixed orifices are located in the center of the bottom of the shell, the sensor cable is connected with the top of the shell through the waterproof connector, and one end of the sensor cable, far away from the top of the shell, is connected with a sensor input port of the data acquisition station.
8. The real-time data acquisition microseismic monitoring system of claim 1 wherein the data processing host is a common PC desktop computer.
9. The real-time data acquisition microseismic monitoring system of any one of claims 1 to 8 further comprising a remote data processing center, wherein the remote data processing center receives data output by the data processing host through wireless data transmission to realize remote monitoring of microseismic event data.
10. The real-time data acquisition microseismic monitoring system of claim 9 wherein the remote data processing center is a high speed server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921386617.6U CN210323399U (en) | 2019-08-23 | 2019-08-23 | Real-time data acquisition microseismic monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921386617.6U CN210323399U (en) | 2019-08-23 | 2019-08-23 | Real-time data acquisition microseismic monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210323399U true CN210323399U (en) | 2020-04-14 |
Family
ID=70131176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921386617.6U Active CN210323399U (en) | 2019-08-23 | 2019-08-23 | Real-time data acquisition microseismic monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210323399U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111897009A (en) * | 2020-08-21 | 2020-11-06 | 中国煤炭地质总局地球物理勘探研究院 | Microseismic monitoring system and application method thereof |
| CN112417361A (en) * | 2020-10-29 | 2021-02-26 | 国网内蒙古东部电力有限公司经济技术研究院 | Integrative show processing apparatus of big data acquisition |
| CN113625352A (en) * | 2021-08-11 | 2021-11-09 | 王佳馨 | Urban underground space resistivity sensing system and data acquisition method based on cloud edge-end cooperation |
| CN113835116A (en) * | 2020-06-24 | 2021-12-24 | 河南铭视科技股份有限公司 | Disaster situation position determining system |
| CN114658482A (en) * | 2022-03-28 | 2022-06-24 | 中国科学院武汉岩土力学研究所 | Automatic monitoring intelligent early warning system and method for rock burst micro-seismic in TBM construction |
-
2019
- 2019-08-23 CN CN201921386617.6U patent/CN210323399U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113835116A (en) * | 2020-06-24 | 2021-12-24 | 河南铭视科技股份有限公司 | Disaster situation position determining system |
| CN113835116B (en) * | 2020-06-24 | 2024-05-17 | 河南铭视科技股份有限公司 | Disaster situation position determining system |
| CN111897009A (en) * | 2020-08-21 | 2020-11-06 | 中国煤炭地质总局地球物理勘探研究院 | Microseismic monitoring system and application method thereof |
| CN112417361A (en) * | 2020-10-29 | 2021-02-26 | 国网内蒙古东部电力有限公司经济技术研究院 | Integrative show processing apparatus of big data acquisition |
| CN113625352A (en) * | 2021-08-11 | 2021-11-09 | 王佳馨 | Urban underground space resistivity sensing system and data acquisition method based on cloud edge-end cooperation |
| CN114658482A (en) * | 2022-03-28 | 2022-06-24 | 中国科学院武汉岩土力学研究所 | Automatic monitoring intelligent early warning system and method for rock burst micro-seismic in TBM construction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210323399U (en) | Real-time data acquisition microseismic monitoring system | |
| Werner-Allen et al. | Deploying a wireless sensor network on an active volcano | |
| CN109238449B (en) | Multichannel noise remote wireless monitoring device | |
| CN203350459U (en) | A quick reporting instrument for ground motion parameters | |
| CN105785430A (en) | Real-time monitoring system and method for mine earthquake | |
| CN103353607A (en) | Great seismogenic process and imminent earthquake monitoring system based on earth sound detection | |
| CN202836615U (en) | Intelligent electrical network comprehensive on-line monitoring system | |
| CN103531008A (en) | Micro inclination sensor for civil engineering and wireless monitoring system | |
| CN110942610A (en) | Intelligent rock microseismic acquisition and data wireless transmission system | |
| CN113031055A (en) | Space steel structure vibration response capturing and monitoring system based on earthquake early warning | |
| CN102116174A (en) | System for monitoring pressure of paste-filling pipeline on line | |
| CN203148428U (en) | Pole tower inclination online monitoring system | |
| CN213519242U (en) | Simple and easy portable bird sound identification system in woods | |
| CN210466680U (en) | Multifunctional ground disaster monitoring device and system integrating GNSS and microseismic information | |
| CN209118471U (en) | Mountain landslide supervision early warning system | |
| CN112466093A (en) | Natural disaster monitoring and early warning system and method based on low-earth orbit satellite | |
| CN209879005U (en) | Micro-seismic signal acquisition and transmission system for monitoring oil and gas reservoir | |
| CN110852512A (en) | Sea wave prediction system, method and equipment | |
| CN201622354U (en) | Three-direction low-frequency electric digital seismogragh | |
| CN110531408B (en) | Self-powered distributed earthquake monitoring system and method for mine driving working face | |
| CN102932637A (en) | Landslide collapse displacement fiber video monitoring device | |
| CN213482659U (en) | Low-power-consumption ocean background sound field storage node system | |
| CN114034376A (en) | Vibration monitoring terminal for transmission tower | |
| CN212366176U (en) | Integrated time service antenna | |
| CN208459287U (en) | A kind of HVAC power transmission line humidity automated watch-keeping facility |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |