CN101988968A - Wireless network-based earthquake monitoring system and implementation method thereof - Google Patents
Wireless network-based earthquake monitoring system and implementation method thereof Download PDFInfo
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Abstract
The invention discloses a wireless network-based earthquake monitoring system. The system comprises earthquake monitoring devices, earthquake monitoring substations, a control center, positioning devices, ARM plates and satellite positioning and timing devices, wherein the earthquake monitoring devices are respectively arranged at different earthquake monitoring points to monitor the crustal shock of corresponding earthquake monitoring points; the earthquake monitoring substations receive data of the earthquake monitoring devices and transmit the data to an earthquake monitoring master station through a 3G wireless network; the control center analyzes and processes the data received by the earthquake monitoring master station; the earthquake monitoring devices are connected with the positioning devices; displacement sensors are arranged in the positioning devices; the positioning devices are used for monitoring the crustal shock; the substations are communicated with the master station through the 3G wireless communication network; and the ARM plates and the satellite positioning and timing devices are arranged in the earthquake monitoring devices. The displacement sensors in the horizontal and vertical directions are arranged at the monitoring points and accurately sense the crustal shock in the horizontal and vertical directions; the GPS positioning and timing devices are used for positioning and timing; the monitored accurate earthquake information is sent to the control center through the 3G wireless network; the earthquake information is accurately and timely transmitted without the limitation of transmission media; and the earthquake monitoring devices are powered by solar power supply equipment without the limitation of electrical infrastructures and can be connected with video acquisition devices, computers, faxes and/or telephones and transmit related data to a data center through the 3G wireless network.
Description
Technical field
The present invention relates to a kind of wireless communication system, relate in particular to a kind of earthquake monitoring system and implementation method based on wireless network.
Background technology
In the existing earthquake monitoring system adopt wired mode to transmit data, and in some remote area, electrical network does not arrive more, cause the external world can't monitor this regional earthquake information and in time obtain relevant geological data.When earthquake takes place, extraneous command centre presses for and obtains on-the-spot image, voice and relevant significant data, to strengthen the reaction capacity of earthquake relief work, but because wired basic communications facility to the dependence of transmission medium than higher, and transmission medium is destroyed easily in earthquake, after wired basic communications facility is destroyed, the external world is difficult to obtain information, has increased the difficulty of earthquake relief work.
Based on above content, therefore be necessary to provide a kind of earthquake monitoring system based on wireless network, the data transmission of wireless network is not subjected to the influence of circuit medium, can not have to realize data transmission under the situation of electrical network, in 3G network, can also realize the transmission of data, voice and video signal, be convenient to the extraneous information of in time grasping earthquake field, arrange the earthquake relief work scheme.
Summary of the invention
When earthquake, wired basic communications facility is destroyed, and be not resumed at wired basic communications facility, the extraneous data of grasping earthquake field that press for again, be convenient to understand earthquake information and arrange rational rescue measure, be necessary to provide a kind of earthquake monitoring system and implementation method based on the 3G wireless network.
The invention provides a kind of earthquake monitoring system based on wireless network, this system comprises: seismic monitoring device, described seismic monitoring device are arranged at the different earthquake monitoring point respectively to monitor the crustal shock of corresponding earthquake monitoring point; The seismic monitoring substation receives seismic monitoring device data and gives the seismic monitoring main website with data by wireless network transmissions; Control center analyzes, handles the data that main website receives; It is characterized in that this system also further comprises: locating device, each seismic monitoring device all is connected with a location device, in each locating device displacement sensor is installed, described locating device is used to monitor crustal shock, described substation and main website communicate by the 3G cordless communication network, can transmit data, voice and video signal.
Each monitoring device comprises the sensor of vertical and horizontal direction, is installed in the horizontal direction and the vertical direction of monitoring point, and horizontal direction is divided into X-axis and Y-axis both direction, and vertical direction is the Z axle, obtains the signal of horizontal vibrating and vertical vibration respectively.When displacement takes place, the signal of sensor acquisition arrival horizontal X axle, horizontal Y-axis and vertical direction Z axle, sensor is with the low-pass filter of signal by 1KHz of output, and the high frequency interference in signal is mixed in filtering; Send filtered signal to amplifier then, amplifier is amplified to 1Vpp with the signal of input, delivers to the ARM plate and changes, because the signal that collects is a simulating signal, at this moment, AD translation function on the ARM converts model signals to digital signal, and sends data processing centre (DPC) to, simultaneously, be installed in the warning device on the ARM plate, work simultaneously, produce warning function as LED light alarming device and hummer sound warning device.The ARM plate uses the mode switch instrument to carry out kernel and drives, and makes the ARM plate support the USB (universal serial bus) pattern.
In order to make ground control centre and displacement monitoring point can accurately locate and have together the synchronizing clock signals of homophase frequently, GPS location and time service device have been increased among the present invention.This device utilizes the GPS time dissemination system of gps system manufacturing, is time source with the gps satellite, has made up The present computer technology and gps satellite is accepted technology, can realize accurate time service, thereby realizes the precise synchronization of remote equipment.
The power supply of monitoring device is provided by solar power supply unit, and solar power supply unit is made up of three parts such as solar panel, controller for solar, accumulators.Solar panel is the core in the solar power system, and its effect is that the radianting capacity with the sun is converted to electric energy, or is sent in the accumulator and stores, or directly promotes loaded work piece.The effect of controller for solar is a control whole system operation state, and accumulator is played the effect of additives for overcharge protection, over.In the bigger place of the temperature difference, controller also possesses the function of temperature compensation.Accumulator is a lead-acid battery, has solved the electric energy storage problem: the accumulator unnecessary electric energy that system sends when sufficient with sunshine, be retained in night or calm overcast and rainy use, and solved generating and inconsistent problem of electricity consumption time.This equipment work principle is; when by day being arranged sunshine, solar panel is responsible for receiving sunshine, and transform light energy is become electric energy; give the seismic monitoring power devices through sending into the DC-DC conversion chip behind the battery charging and discharging protection chip, give the accumulator electric power storage exhaustless electric energy simultaneously.When do not have sunshine or sunshine seldom night or overcast and rainy etc., accumulator was sent into the DC-DC conversion chip to electric energy stored by the battery protection chip and is given the seismic monitoring power devices.The battery protection chip is responsible for monitoring in real time the operating voltage of solar panel and accumulator in the circuit; monitor load current simultaneously; when appearance is unusual; cut off the path between solar panel, accumulator and the load; protect each circuit block safety; when treating that abnormal occurrence disappears, the connection between recovering again.
Preferably the seismic monitoring device also connects the external data harvester, behind external data harvester video collector, computing machine, fax and/or phone image data and the signal, gives data center with data and signal by the 3G wireless network transmissions.
The present invention is by installing the displacement sensor of level and vertical direction in the monitoring point, accurately induction earth's crust vibrations in the horizontal and vertical directions, and by GPS location with time service device positions and time service, the accurate earthquake information that monitors is sent to control center by the 3G wireless network, be not subjected to the transmission medium restriction accurately and timely to transmit earthquake information, the power supply of seismic monitoring device is provided by solar power supply unit, not limited by power infrastructures.The seismic monitoring device can also connect video collector, computing machine, fax and/or phone, can give data center by the 3G wireless network transmissions with related data.
Description of drawings
Fig. 1 is based on the earthquake real-time monitoring system theory diagram of wireless network;
Fig. 2 is the solar power supply apparatus schematic diagram;
Fig. 3 is the displacement transducer fundamental diagram;
Fig. 4 is mobile 3G wireless network online flow process theory diagram.
Embodiment
Below in conjunction with Figure of description, specify embodiments of the present invention.
Earthquake real-time monitoring system theory diagram as shown in Figure 1 based on wireless network, this system comprises: seismic monitoring device, described seismic monitoring device are arranged at the different earthquake monitoring point respectively to monitor the crustal shock of corresponding earthquake monitoring point; The seismic monitoring substation receives seismic monitoring device data and gives the seismic monitoring main website with data by wireless network transmissions; Control center analyzes, handles the data that main website receives; It is characterized in that this system also further comprises: locating device, each seismic monitoring device all is connected with a location device, in each locating device displacement sensor is installed, described locating device is used to monitor crustal shock, described substation and main website communicate by the 3G cordless communication network, can transmit data, voice and video signal.Each seismic monitoring device also connects video collector, computing machine, fax and/or phone, and gives data center with related data and signal by the 3G wireless network transmissions.
Each monitoring point connects GPS location, time dissemination system, GPS location, time dissemination system should, be time source with the gps satellite, made up The present computer technology and gps satellite is accepted technology, can realize accurate time service, thereby realize the precise synchronization of remote equipment.The GPS time dissemination system frequency that apparatus of the present invention adopted can be 20MHz, 40MHz, 60MHz, 80MHz, and employed frequency is high more, and then precision is high more.
Solar power supply apparatus schematic diagram as shown in Figure 2, each monitoring point connects a solar power supply unit to be provided, and solar power supply unit is made up of three parts such as solar panel, controller for solar, accumulators.Solar panel is the core in the solar power system, and its effect is that the radianting capacity with the sun is converted to electric energy, or is sent in the accumulator and stores, or directly promotes loaded work piece.The effect of controller for solar is a control whole system operation state, and accumulator is played the effect of additives for overcharge protection, over.In the bigger place of the temperature difference, controller also possesses the function of temperature compensation.Accumulator is a lead-acid battery, has solved the electric energy storage problem: the accumulator unnecessary electric energy that system sends when sufficient with sunshine, be retained in night or calm overcast and rainy use, and solved generating and inconsistent problem of electricity consumption time.This equipment work principle is; when by day being arranged sunshine, solar panel is responsible for receiving sunshine, and transform light energy is become electric energy; give the seismic monitoring power devices through sending into the DC-DC conversion chip behind the battery charging and discharging protection chip, give the accumulator electric power storage exhaustless electric energy simultaneously.When do not have sunshine or sunshine seldom night or overcast and rainy etc., accumulator was sent into the DC-DC conversion chip to electric energy stored by the battery protection chip and is given the seismic monitoring power devices.The battery protection chip is responsible for monitoring in real time the operating voltage of solar panel and accumulator in the circuit; monitor load current simultaneously; when appearance is unusual; cut off the path between solar panel, accumulator and the load; protect each circuit block safety; when treating that abnormal occurrence disappears, the connection between recovering again.
Displacement transducer fundamental diagram as shown in Figure 3, three sensors are adopted in each monitoring point, are installed in the horizontal direction and the vertical direction of monitoring point, and horizontal direction is divided into X-axis and Y-axis both direction, vertical direction is the Z axle, obtains the signal of horizontal vibrating and vertical vibration respectively.Its schematic diagram as shown in Figure 2, when displacement takes place, the signal of sensor acquisition arrival horizontal X axle, horizontal Y-axis and vertical direction Z axle, sensor is with the low-pass filter of signal by 1KHz of output, the high frequency interference in signal is mixed in filtering; Send filtered signal to amplifier then, amplifier is amplified to 1Vpp with the signal of input, deliver to the ARM plate and change, because the signal that collects is a simulating signal, at this moment, AD translation function on the ARM, convert model signals to digital signal, and send data processing centre (DPC) to, simultaneously, the LED light alarming device and the hummer sound warning device that are installed on the ARM plate are worked simultaneously, produce warning function.
Mobile 3G wireless network online flow process theory diagram as shown in Figure 4, it comprises following mode:
(1) USB_ Mode switch compiling
Instrument: USB_ Mode switc-1.0.2.tar.bz2 and libusb-0.1.12.tar.gz
At first, compiling libusb-0.1.12.tar.gz, decompress(ion) also enters the libusb-0.1.12 catalogue, and md install is used to deposit the library file and the header file of last existence.Configuration also generates Make file file:
./configure?--build=i686-linux?--host=arm-linux?--prefix=/?libusb-0.1.12/install
Revise the install path
make
make?install
Under the lib and include catalogue that can copy cross-compiler at header file storehouse and the header file of lib storehouse that generates under the install catalogue and include after finishing.
Cross compile USB _ mode switch then
Revise Make file file
Revising STRIP and CC option is:
STRIP?=?arm-xxx-linux-strip
CC?=?arm-xxx-linux-gcc
Executable file USB _ mode switch and relevant library file that Make generates later on, this document is downloaded in the ARM development board, carry out USB _ mode switch – W again in operation on the terminal of ARM plate or under the serial port terminal at PC, change successfully.
Under dev, do not create the medom node of response after the conversion automatically and can not find gprs driving, then need to carry out the compiling of kernel again and download to the arm plate.
When driving compiling, " in kernel source code bag, find the 3G of USB to drive HUAWEI_VENDOR_ID 0x12D1 and the HUAWEI_PRODUCT_E1750 0x1446 that file driver/usb/serial/option.c adds the 3G card therein.Revise Kconfig then option is compiled into module." this step, can change huawei_product_e1436 0x1da1 into the huawei_product_e1436 0x1436 of Huawei and get final product.
Add the usb-modem-support option in kernel, choose *, compiling is advanced in the middle of the kernel, under usb-support, recompilates kernel then and downloads to the ARM plank.
Convert test:
cdc_acm?1-1:3.1:?ttyACM0:?USB?ACM?device
cdc_acm?1-1:3.3:?ttyACM1:?USB?ACM?device
cdc_acm?1-1:3.5:?ttyACM2:?USB?ACM?device
(2) compiling is installed:
When compiling configuration kernel Linux2.6.32, loading is to the support of PPP, configuration compiling kernel: in-Device Drivers-Network device support-PPP (point-to-point protocol), choose all ppp options, withdraw from and preserve configuration, carry out make zImage, zImage is downloaded to restart system on the development board.
Decompress(ion): enter the source code catalogue, carry out configure.After finishing, carry out make, will carry out cross compile here, specifying CC is arm gcc, and whole order is make CC=arm-linux-gcc
After compiling is finished, enter the pppd catalogue, with the pppd executable file that generates copy to the mini2440 file system /usr/sbin under, operation pppd, if mess code, then Pppd is working properly.
(3) PPP script
The scheme of script dialing mainly contains 3 scripts, ppp-on, ppp-on-dialer and ppp-off, the ppp-on script is mainly used in initiation parameter and starts pppd, ppp-on-dialer is mainly used in AT test serial ports and is connected to mobile network's script, ppp-off is then for disconnecting the script that connects, the source code of three scripts:
PPP-ON:
#!/bin/sh
TELEPHONE=*99***1#
#ACCOUNT=13417591635
ACCOUNT=foo
#PASSWORD=33881155
PASSWORD=""
LOCAL_IP=0.0.0.0
#LOCAL_IP=10.91.106.94
REMOTE_IP=0.0.0.0
#REMOTE_IP=192.200.1.21
NETMASK=255.255.255.255
export?TELEPHONE?ACCOUNT?PASSWORD
DIALER_SCRIPT=/root/Desktop/pppsh/ppp-on-dialer
exec?/usr/sbin/pppd?debug?modem?nocrtscts?/dev/ttyACM0?460800?\
asyncmap?2800000?kdebug?7?persist?$LOCAL_IP:$REMOTE_IP?\
noipdefault?netmask?$NETMASK?defaultroute?connect?$DIALER_SCRIPT
#exec?/usr/sbin/pppd?connect?$DIALER_SCRIPT
PPP-ON-DIALER:
#!/bin/sh
exec?chat?-v \
TIMEOUT 3 \
ABORT '\nBUSY\r' \
ABORT '\nNO?ANSWER\r' \
ABORT '\nRINGING\r\n\r\nRINGING\r' \
'' \rAT \
'OK-+++\c-OK' ATH0 \
TIMEOUT 30 \
OK ATDT*99***1# \
CONNECT ''
# login:--login: $ACCOUNT \
# password: $PASSWORD
# sername?foo
PPP-OFF:
#!/bin/sh
######################################################################
if?[?"$1"?=?""?];?then
DEVICE=ppp0
else
DEVICE=$1
fi
######################################################################
#
if?[?-r?/var/run/$DEVICE.pid?];?then
kill?-INT?`cat?/var/run/$DEVICE.pid`
if?[?!?"$?"?=?"0"?];?then
rm?-f?/var/run/$DEVICE.pid
echo?"ERROR:?Removed?stale
exit?1
fi
#
#?Success.?Let?pppd?clean?up?its?own?junk.
echo?"PPP?link?to?$DEVICE?terminated."
exit?0
fi
#
echo?"ERROR:?PPP?link?is?not?active?on?$DEVICE"
exit?1
(4) PPPD dialing parameters
The PPP script is finished in configuration, insert outer net, also needs to dispose the PPPD dialing parameters of (SuSE) Linux OS, inserts the DNS of wide area network, also will comprise the Handshake Protocol of PAP and CHAP.
PPPD dialing parameters configuration file is in options:
defaultroute
noipdefault
user?foo
usepeerdns
lock
Configuration DNS file is in the resolv.conf file:
nameserver?211.136.192.6
nameserver?211.139.163.6
The PAP Handshake Protocol:
#?client?server secret IP?addresses
#"13417591635" "ppp0"?"None"
#"13417591635" * "None"
#"13417591635" * "33881155"
foo?*?""?*
The CHAP Handshake Protocol:
#?client?server secret IP?addresses
#"13417591635" "ppp0"?"None"
#"13417591635" * "None"
#"13417591635" * "33881155"
#13417591635?*?33881155?*
"foo"?*?""?*
After above file all configured, cross compile chat was under the pppd catalogue and download to bin catalogue among the arm.
Options pap-secrets resolv.conf chap-secrets under the/etc/ppp catalogue
Resolv.conf is with top that is the same under the/etc catalogue
Ppp-on ppp-off ppp-on-dialer under the/root/Desktop/pppsh catalogue
CP excessively after, just directly operation ./ppp-on can dial up on the telephone in the file of ppp-on.
Be modified under the system of mini2440/the etc/init.d/rcS script is the self-starting script, amended file is as follows:
#!?/bin/sh
PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/bin:
runlevel=S
prevlevel=N
umask?022
export?PATH?runlevel?prevlevel
#
# Trap?CTRL-C?&c?only?in?this?shell?so?we?can?interrupt?subprocesses.
#
trap?":"?INT?QUIT?TSTP
/bin/hostname?FriendlyARM
/bin/mount?-n?-t?proc?none?/proc
/bin/mount?-n?-t?sysfs?none?/sys
/bin/mount?-n?-t?usbfs?none?/proc/bus/usb
/bin/mount?-t?ramfs?none?/dev
echo?/sbin/mdev?>?/proc/sys/kernel/hotplug
/sbin/mdev?-s
/bin/hotplug
#?mounting?file?system?specified?in?/etc/fstab
mkdir?-p?/dev/pts
mkdir?-p?/dev/shm
/bin/mount?-n?-t?devpts?none?/dev/pts?-o?mode=0622
/bin/mount?-n?-t?tmpfs?tmpfs?/dev/shm
/bin/mount?-n?-t?ramfs?none?/tmp
/bin/mount?-n?-t?ramfs?none?/var
mkdir?-p?/var/empty
mkdir?-p?/var/log
mkdir?-p?/var/lock
mkdir?-p?/var/run
mkdir?-p?/var/tmp
/sbin/hwclock?-s
syslogd
/etc/rc.d/init.d/netd?start
echo?" "?>?/dev/tty1
echo?"Starting?networking..."?>?/dev/tty1
sleep?1
/etc/rc.d/init.d/httpd?start
echo?" "?>?/dev/tty1
echo?"Starting?web?server..."?>?/dev/tty1
sleep?1
/etc/rc.d/init.d/leds?start
echo?" "?>?/dev/tty1
echo?"Starting?leds?service..."?>?/dev/tty1
echo?" "
sleep?1
/sbin/ifconfig?lo?127.0.0.1
/etc/init.d/ifconfig-eth0
#This?is?added
sleep?1
/sbin/ifconfig?lo?down
sleep?1
echo?"ifconfig?lo?down..."?>?/dev/tty1
sleep?1
/sbin/ifconfig?eth0?down
sleep?1
echo?"ifconfig?eth0?down..."?>?/dev/tty1
sleep?1
rm?-rf?/etc/resolv.conf
sleep?1
echo?"rm?-rf?/etc/resolv.conf..."?>?/dev/tty1
sleep?1
cp?/etc/ppp/resolv.conf?/etc/
sleep?1
echo?"cp?/etc/ppp/resolv.conf?/etc/..."?>?/dev/tty1
sleep?1
/et128/usb_modeswitch?-W
sleep?1
echo?"/et128/usb_modeswitch?-W..."?>?/dev/tty1
sleep?5
/pppsh/ppp-on
sleep?1
echo?"/pppsh/ppp-on..."?>?/dev/tty1
sleep?5
echo?"start?3G?network,?if?no?seccess,?please?start?it?in?order..."?>?/dev/tty1
sleep?1
#added?end
/bin/qtopia?&
echo?" "?>?/dev/tty1
echo?"Starting?Qtopia,?please?waiting..."?>?/dev/tty1
[0027]The present invention is by installing the displacement sensor of level and vertical direction in the monitoring point, accurately induction earth's crust vibrations in the horizontal and vertical directions, and by GPS location with time service device positions and time service, the accurate earthquake information that monitors is sent to control center by the 3G wireless network, be not subjected to the transmission medium restriction accurately and timely to transmit earthquake information, the power supply of seismic monitoring device is provided by solar power supply unit, not limited by power infrastructures.The seismic monitoring device can also connect video collector, computing machine, fax and/or phone, can give data center by the 3G wireless network transmissions with related data.
The present invention is not limited to aforesaid embodiment.The present invention expands to any new feature or any new combination that discloses in this manual, and the arbitrary new method that discloses or step or any new combination of process.
Claims (10)
1. earthquake monitoring system based on wireless network is characterized in that this system comprises:
Seismic monitoring device, described seismic monitoring device are arranged at the different earthquake monitoring point respectively to monitor the crustal shock of corresponding earthquake monitoring point;
The seismic monitoring substation receives seismic monitoring device data and gives the seismic monitoring main website with data by the 3G wireless network transmissions;
Control center analyzes, handles the data that the seismic monitoring main website receives;
Locating device, each seismic monitoring device all is connected with locating device, in the described locating device displacement sensor is installed, and described locating device is used to monitor crustal shock, and described substation and main website communicate by the 3G cordless communication network;
The ARM plate, described ARM plate is installed in the seismic monitoring device;
Satnav and time service device, described satnav and time service device are installed in the seismic monitoring device.
2. earthquake monitoring system as claimed in claim 1 is characterized in that described seismic monitoring device also comprises displacement sensor, and described displacement sensor is installed in the level and the vertical direction of locating device, obtains the vibrations of level and vertical direction respectively.
3. earthquake monitoring system as claimed in claim 1 is characterized in that described earthquake monitoring system also comprises warning device, and described ARM plate connects warning device.
4. earthquake monitoring system as claimed in claim 1 is characterized in that described seismic monitoring device is connected with the solar power supply apparatus that comprises solar panel, controller for solar and battery pack.
5. as claim 1 or 2 or 3 or 4 described earthquake monitoring systems, it is characterized in that described earthquake monitoring system also comprises the external data harvester, described external data harvester connects the seismic monitoring device, and described external data harvester comprises video collector, computing machine, fax and/or phone.
6. the implementation method of earthquake monitoring system as claimed in claim 2, it is characterized in that described displacement sensor induction crustal shock, and vibration data is transferred to described substation, give substation with satnav and time service data transmission simultaneously, substation transfers data to main website by the 3G cordless communication network, and main website stores data and gives control center with data transfer after receiving data.
7. the implementation method of earthquake monitoring system as claimed in claim 6, implementation step is: described displacement sensor receives the crustal shock of level and vertical direction, when displacement takes place, the signal of sensor acquisition arrival horizontal X axle, horizontal Y-axis and vertical direction Z axle, sensor is with the low-pass filter of signal by 1KHz of output, send filtered signal to amplifier then, amplifier is amplified to 1Vpp with the signal of input, the ARM plate is a digital signal with the analog signal conversion that collects, and sends data processing centre (DPC) to.
8. the implementation method of earthquake monitoring system as claimed in claim 6 is characterized in that after the displacement that monitors displacement sensor, the warning device that is installed on the ARM plate is worked simultaneously.
9. the implementation method of earthquake monitoring system as claimed in claim 6, it is characterized in that when arranged sunshine, solar panel receives sunshine, transform light energy is become electric energy, through sending into the DC-DC conversion chip to the power supply of seismic monitoring device behind the battery charging and discharging protection chip, dump energy is sent to the accumulator electric power storage; When not having sunshine or sunshine seldom, accumulator is sent into the DC-DC conversion chip to electric energy stored by the battery protection chip and is given the seismic monitoring power devices.
10. the implementation method of earthquake monitoring system as claimed in claim 6, after it is characterized in that external data harvester video collector, computing machine, fax and/or phone image data and signal, give data center by the 3G wireless network transmissions with data and signal.
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| CN102861405A (en) * | 2012-09-19 | 2013-01-09 | 金陵科技学院 | Dual-mode escape client platform for high-rise building |
| CN103267976A (en) * | 2013-04-25 | 2013-08-28 | 重庆绿色智能技术研究院 | Earthquake monitoring system and earthquake monitoring method based on Beidou satellite |
| CN103353607A (en) * | 2013-06-17 | 2013-10-16 | 北京大学深圳研究生院 | Great seismogenic process and imminent earthquake monitoring system based on earth sound detection |
| CN103941285A (en) * | 2013-01-21 | 2014-07-23 | 瑟塞尔公司 | Acquisition device provided with means for detecting a disconnection of a set of at least one analog seismic sensor |
| CN104166155A (en) * | 2014-07-25 | 2014-11-26 | 中国地震局地球物理研究所 | Monitoring network construction system and method for rapidly obtaining seismic parameter distribution |
| CN104914460A (en) * | 2014-03-12 | 2015-09-16 | 瑟塞尔公司 | Method for automatically assigning wireless seismic acquisition units to topographic positions |
| CN106254826A (en) * | 2016-08-05 | 2016-12-21 | 宁波工程学院 | A kind of earthquake intensity appraisal procedure based on video analysis |
| CN107917735A (en) * | 2017-12-06 | 2018-04-17 | 大连理工大学 | A kind of solar recharging Earthquake triggering teledata is wirelessly transferred and on-line monitoring system |
| CN108594298A (en) * | 2018-05-18 | 2018-09-28 | 惠安县金建达电子科技有限公司 | A kind of underground longitude and latitude monitoring device |
| CN108761521A (en) * | 2018-05-18 | 2018-11-06 | 云南电网有限责任公司电力科学研究院 | A kind of earthquake-stricken area range Prediction System and method |
| CN108898798A (en) * | 2018-05-24 | 2018-11-27 | 中国电力科学研究院有限公司 | A kind of power grid earthquake pre-warning method and system |
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| CN102861405B (en) * | 2012-09-19 | 2014-07-16 | 金陵科技学院 | Dual-mode escape client platform for high-rise building |
| CN102861405A (en) * | 2012-09-19 | 2013-01-09 | 金陵科技学院 | Dual-mode escape client platform for high-rise building |
| CN103941285B (en) * | 2013-01-21 | 2017-07-18 | 瑟塞尔公司 | The harvester of component with the disconnection for detecting one group of at least one simulation seismic sensor |
| CN103941285A (en) * | 2013-01-21 | 2014-07-23 | 瑟塞尔公司 | Acquisition device provided with means for detecting a disconnection of a set of at least one analog seismic sensor |
| CN103267976A (en) * | 2013-04-25 | 2013-08-28 | 重庆绿色智能技术研究院 | Earthquake monitoring system and earthquake monitoring method based on Beidou satellite |
| CN103353607A (en) * | 2013-06-17 | 2013-10-16 | 北京大学深圳研究生院 | Great seismogenic process and imminent earthquake monitoring system based on earth sound detection |
| CN103353607B (en) * | 2013-06-17 | 2015-12-09 | 北京大学深圳研究生院 | A kind of violent earthquake preparation process based on ground sound detection method and imminent earthquake monitoring system |
| CN104914460A (en) * | 2014-03-12 | 2015-09-16 | 瑟塞尔公司 | Method for automatically assigning wireless seismic acquisition units to topographic positions |
| CN104166155A (en) * | 2014-07-25 | 2014-11-26 | 中国地震局地球物理研究所 | Monitoring network construction system and method for rapidly obtaining seismic parameter distribution |
| CN106254826A (en) * | 2016-08-05 | 2016-12-21 | 宁波工程学院 | A kind of earthquake intensity appraisal procedure based on video analysis |
| CN107917735A (en) * | 2017-12-06 | 2018-04-17 | 大连理工大学 | A kind of solar recharging Earthquake triggering teledata is wirelessly transferred and on-line monitoring system |
| CN108594298A (en) * | 2018-05-18 | 2018-09-28 | 惠安县金建达电子科技有限公司 | A kind of underground longitude and latitude monitoring device |
| CN108761521A (en) * | 2018-05-18 | 2018-11-06 | 云南电网有限责任公司电力科学研究院 | A kind of earthquake-stricken area range Prediction System and method |
| CN108898798A (en) * | 2018-05-24 | 2018-11-27 | 中国电力科学研究院有限公司 | A kind of power grid earthquake pre-warning method and system |
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Application publication date: 20110323 |