CN217060512U - Radiation monitoring system - Google Patents
Radiation monitoring system Download PDFInfo
- Publication number
- CN217060512U CN217060512U CN202123210612.8U CN202123210612U CN217060512U CN 217060512 U CN217060512 U CN 217060512U CN 202123210612 U CN202123210612 U CN 202123210612U CN 217060512 U CN217060512 U CN 217060512U
- Authority
- CN
- China
- Prior art keywords
- radiation
- radiation monitoring
- monitoring device
- remote control
- nai
- 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
Abstract
The application provides a radiation monitoring system, includes: the radiation monitoring device is fixed on the lower surface of the portable unmanned aerial vehicle through a buckle and a handle, and the remote control host sends control instructions to the portable unmanned aerial vehicle and the radiation monitoring device in a wireless mode; the radiation monitoring device is used for receiving a control command sent by the remote control host, measuring the radiation quantity of a target area based on the control command, and transmitting the radiation quantity to the remote control host. The problems that a conventional aviation radioactivity monitoring method cannot be close to a dangerous area, cannot be used for monitoring in a narrow space and cannot work in a high radiation dose rate area are solved.
Description
Technical Field
The application relates to the technical field of radiation detection, in particular to a radiation monitoring system and a radiation monitor.
Background
The rapid development of the nuclear industry and the application of nuclear technology, with the consequent rapid increase in radioactive waste. Thus, nuclear safety supervision and environmental monitoring are faced with severe situations. At the present stage, although ground nuclear radiation monitoring stations are arranged near nuclear facilities in China, the distribution of monitoring points is limited. The aerial measurement has the advantages that the monitoring task can be completed quickly, and the possible overproof phenomenon caused by the aerial emission can be found in time. However, most of the current aviation radioactivity measurement uses manned aircrafts, and onboard workers are exposed to a certain dose of radiation when radiation monitoring is carried out. Conventional aviation radioactivity monitoring methods (manned aircrafts or large unmanned aerial vehicles) cannot be close to dangerous areas, cannot be used for monitoring in narrow spaces, and cannot work in areas with high radiation dose rates.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims to provide a radiation monitoring system and radiation monitor, through portable unmanned aerial vehicle, the quality is light, small, but remote real-time control has solved conventional aviation radioactivity monitoring method (manned vehicle or large-scale unmanned aerial vehicle) can't be close to the danger area, can't monitor in narrow and small space, can't work in high radiation dose rate area problem.
The embodiment of the application provides a radiation monitoring system, the system includes:
the system comprises a portable unmanned aerial vehicle, a radiation monitoring device and a remote control host, wherein the radiation monitoring device is arranged on the portable unmanned aerial vehicle, the radiation monitoring device is fixed on the lower surface of the portable unmanned aerial vehicle through a buckle and a handle, and the remote control host sends a control command to the portable unmanned aerial vehicle and the radiation monitoring device in a wireless mode; the radiation monitoring device is used for receiving a control command sent by the remote control host, measuring the radiation quantity of a target area based on the control command, and transmitting the radiation quantity to the remote control host.
Optionally, portable unmanned aerial vehicle includes GPS orientation module and cloud platform camera, GPS orientation module is used for acquireing in real time portable unmanned aerial vehicle's positional information, cloud platform camera is used for acquireing unmanned aerial vehicle monitoring area image information in real time, GPS orientation module and cloud platform camera are parallelly connected on the radiation monitoring device, positional information with image information passes through the radiation monitoring device conveys respectively to the remote control host computer.
Optionally, portable unmanned aerial vehicle still is provided with power module, power module is used for doing portable unmanned aerial vehicle with the radiation monitoring device power supply.
Optionally, the radiation monitoring device includes a nai (tl) gamma spectrometer and a gamma radiation dosimeter, and the nai (tl) gamma spectrometer and the gamma radiation dosimeter are connected in parallel to a monitoring host of the radiation monitoring device, where the nai (tl) gamma spectrometer is used to detect the type and content of the radionuclide in the target region, and the gamma radiation dosimeter is used to measure the gamma radiation dose rate in the target region.
Optionally, the nai (tl) γ spectrometer includes a nai (tl) detector, an amplifier, and a digital multichannel pulse amplitude analyzer, where a signal output by the nai (tl) detector is amplified by the amplifier and then input to the digital multichannel pulse amplitude analyzer, and the digital multichannel pulse amplitude analyzer is configured to convert a nuclear signal into a digital signal through an analog-to-digital converter.
Optionally, the nai (tl) probe includes two GM counters with different ranges, and the two GM counters with different ranges are connected in parallel with each other.
Optionally, the radiation monitoring device still includes the data transmission module, the data transmission module is connected the output of digital multichannel pulse amplitude analyzer output for receive the signal of digital multichannel pulse amplitude analyzer output, the data transmission module with the remote control host computer carries out data interaction, will the signal transmission of digital multichannel pulse amplitude analyzer output will the remote control host computer.
Optionally, the remote control host computer includes that control module is used for realizing through 2.4G +5G + bridge's remote control mode with portable unmanned aerial vehicle carries out data interaction.
Optionally, a monitoring host of the radiation monitoring apparatus performs data interaction with the data transmission module, the nai (tl) γ spectrometer, and the γ radiation dosimeter, the monitoring host is configured to control the data transmission module to perform data transmission, and the monitoring host is configured to control the nai (tl) γ spectrometer and the γ radiation dosimeter to perform measurement.
In a second aspect, the present application embodiment further provides a radiation monitor, which uses the radiation monitoring system to perform a radiation monitoring process.
Compared with the prior art, the utility model has the advantages of: the problems that a conventional aviation radioactivity monitoring method (a manned aircraft or a large unmanned aerial vehicle) cannot be close to a dangerous area, cannot be used for monitoring in a narrow space and cannot work in a high radiation dose rate area are solved.
The portable unmanned aerial vehicle of design, the quality is light, small, but remote real time control, its power from the area can provide the power for airborne equipment, and accessible GPS orientation module provides accurate monitoring position, provides the monitoring environment image through cloud platform camera real-time, has overcome that conventional monitoring method can't be close to the danger area, can't carry out the shortcoming of monitoring in narrow and small space.
The gamma radiation dosage rate of the surrounding environment is monitored by using dosimeters with different measuring ranges, and the radionuclide content of the surrounding environment is monitored by using a NaI (Tl) gamma spectrometer, so that the defect that the conventional monitoring method cannot work in a high radiation dosage rate region is overcome.
In order to make the aforementioned objects, features and advantages of the present application comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
FIG. 1 is a system block diagram of an embodiment of the present application;
FIG. 2 is a schematic view of a gamma spectrum acquisition of an embodiment of the present application;
FIG. 3 is a schematic view of a gamma radiation dose rate monitoring system according to an embodiment of the present application;
fig. 4 is a software architecture in the ground control host according to an embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. Every other embodiment that can be obtained by a person skilled in the art without making creative efforts based on the embodiments of the present application falls within the protection scope of the present application.
First, an application scenario to which the present application is applicable will be described. The method and the device can be applied to radiation monitoring scenes.
According to researches, most of the current aviation radioactivity measurement uses manned aircrafts, and onboard workers are exposed to a certain dose of radiation when radiation monitoring is carried out. Conventional aviation radioactivity monitoring methods, namely, adopt manned vehicle or large-scale unmanned aerial vehicle, can't be close to the danger area, can't monitor in narrow and small space, can't work in high radiation dose rate area.
Based on this, the embodiment of the application provides a radiation monitoring system, has overcome the shortcoming that conventional monitoring method can't be close to the danger area, can't monitor in narrow and small space. The problems that a conventional aviation radioactivity monitoring method cannot be close to a dangerous area, cannot be used for monitoring in a narrow space and cannot work in a high radiation dose rate area are solved.
Referring to fig. 1, fig. 1 is a radiation monitoring system according to an embodiment of the present application, the system including:
the radiation monitoring device is arranged on the portable unmanned aerial vehicle, the radiation monitoring device is fixed on the lower surface of the portable unmanned aerial vehicle through a buckle and a handle, and the remote control host sends a control command to the portable unmanned aerial vehicle and the radiation monitoring device in a wireless mode; the radiation monitoring device is used for receiving a control command sent by the remote control host, measuring the radiation quantity of a target area based on the control command, and transmitting the radiation quantity to the remote control host.
The problem of conventional aviation radioactivity monitoring method, that is, manned vehicle or large-scale unmanned aerial vehicle can't be close to the danger area, can't monitor in narrow and small space, can't work in high radiation dose rate area is solved.
The portable unmanned aerial vehicle of design, the quality is light, small, but remote real time control, its power from the area can provide the power for airborne equipment, and accessible GPS orientation module provides accurate monitoring position, provides the monitoring environment image through cloud platform camera real-time, has overcome that conventional monitoring method can't be close to the danger area, can't carry out the shortcoming of monitoring in narrow and small space.
The gamma radiation dosage rate of the surrounding environment is monitored by using dosimeters with different measuring ranges, and the radionuclide content of the surrounding environment is monitored by using a NaI (Tl) gamma spectrometer, so that the defect that the conventional monitoring method cannot work in a high radiation dosage rate region is overcome.
In a possible implementation, the portable unmanned aerial vehicle includes a GPS positioning module and a pan-tilt camera, the GPS positioning module is used for acquiring the position information of the portable unmanned aerial vehicle in real time, the pan-tilt camera is used for acquiring the image information of the monitoring area of the unmanned aerial vehicle in real time, the GPS positioning module and the pan-tilt camera are connected in parallel on the radiation monitoring device, and the position information and the image information are respectively transmitted to the remote control host through the radiation monitoring device.
In a possible embodiment, the portable unmanned aerial vehicle is further provided with a power supply module, and the power supply module is used for supplying power to the portable unmanned aerial vehicle and the radiation monitoring device.
In a possible implementation manner, the radiation monitoring device comprises a nai (tl) gamma spectrometer and a gamma radiation dosemeter, wherein the nai (tl) gamma spectrometer and the gamma radiation dosemeter are connected in parallel to a monitoring host of the radiation monitoring device, the nai (tl) gamma spectrometer is used for detecting the species and content of radionuclide in the target region, and the gamma radiation dosemeter is used for measuring the gamma radiation dosage rate in the target region.
In a possible implementation, the nai (tl) γ spectrometer includes a nai (tl) detector, an amplifier, and a digital multichannel pulse amplitude analyzer, wherein a signal output by the nai (tl) detector is amplified by the amplifier and then input to the digital multichannel pulse amplitude analyzer, and the digital multichannel pulse amplitude analyzer is configured to convert a nuclear signal into a digital signal through an analog-to-digital converter.
In one possible embodiment, the nai (tl) probe includes two GM counters of different ranges connected in parallel to each other.
In a possible implementation, the radiation monitoring device further includes a data transmission module, the data transmission module is connected to the output end of the digital multichannel pulse amplitude analyzer, and is used for receiving the signal output by the digital multichannel pulse amplitude analyzer, the data transmission module is in data interaction with the remote control host, and the signal output by the digital multichannel pulse amplitude analyzer is sent to the remote control host.
In a possible implementation manner, the remote control host comprises a control module, and the control module is used for realizing data interaction with the portable unmanned aerial vehicle in a 2.4G +5G + bridge remote control manner.
In a possible implementation manner, the monitoring host of the radiation monitoring apparatus performs data interaction with the data transmission module, the nai (tl) gamma spectrometer and the gamma radiation dosimeter, the monitoring host is used for controlling the data transmission module to perform data transmission, and the monitoring host is used for controlling the nai (tl) gamma spectrometer and the gamma radiation dosimeter to perform measurement.
In a possible implementation manner, the present application further provides a radiation monitor, which uses the radiation monitoring system to perform a radiation monitoring process.
Referring to fig. 4, fig. 4 is a software architecture in a ground control host provided in an embodiment of the present application, specifically, the software architecture includes a hardware device, a hardware control module, a data processing module, and a human-computer interaction module, where the hardware device includes a GPS, a cache, a solid state disk, a mechanical hard disk, and a Lora module; the hardware control module is used for practicing functions of GPS inspection, data storage, gain adjustment, instrument inspection, data analysis, data backup and the like; the data processing module is used for realizing the functions of smooth energy spectrum, energy calibration, peak searching, nuclide identification, activity analysis, dose analysis and the like; the man-machine interaction module is used for realizing functions of energy spectrum viewing, dosage display, measurement control, nuclide data, measurement time, range selection and the like.
The first embodiment is as follows:
portable unmanned aerial vehicle
Portable unmanned aerial vehicle has designed the mains operated part, can provide the power for gamma radiation monitoring system. The unmanned aerial vehicle is provided with a GPS positioning module and a holder camera, the structure of the unmanned aerial vehicle is shown in figure 1, the GPS positioning module can provide the position information of the unmanned aerial vehicle in real time, the holder camera can provide the image information of the monitoring area of the unmanned aerial vehicle in real time, the data are finally gathered to a monitoring host of a gamma radiation monitoring device, and then the data are transmitted to a ground control platform through a data transmission module of the gamma radiation monitoring device.
Gamma radiation monitoring device
A NaI (Tl) gamma spectrometer and a gamma radiation dosimeter are designed, and measurement of ground gamma radiation dose rate and radioactive nuclide is realized. In order to reduce the mass of the instrument, a signal output from a NaI (Tl) detector is subjected to preliminary amplification and then directly enters a digital multichannel pulse amplitude analyzer to be converted into a digital signal, the working schematic diagram of the instrument is shown in figure 2, gamma rays emitted by the ground radionuclide are measured by the NaI (Tl) detector, a nuclear signal output by the detector is subjected to preliminary amplification by a preamplifier and then enters the digital multichannel pulse amplitude analyzer, the nuclear signal in the digital multichannel pulse amplitude analyzer is converted into the digital signal by an analog-to-digital converter, then the digital signal is classified and counted, and finally the digital signal is input into a monitoring host. The gamma radiation dosimeter mainly measures the gamma radiation dose rate on the ground, and in order to cope with various situations, two ranges of GM counters are used as detectors, and the structural schematic diagram is shown in fig. 3: a small range GM counter may be selected when the gamma radiation dose rate to the surface is low and a large range GM counter may be selected when used in a nuclear emergency.
Remote control host
The remote control host machine is provided with an unmanned aerial vehicle control module, an industrial personal computer and related software, and is mainly used for controlling the unmanned aerial vehicle and the gamma radiation monitoring device and processing received data in real time. As shown in fig. 4, the remote control host software adopts a three-layer architecture design, which ensures the real-time performance of energy spectrum measurement and data processing, the reliability of human-computer interaction and the stability of data storage.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present application, and are used for illustrating the technical solutions of the present application, but not limiting the same, and the scope of the present application is not limited thereto, and although the present application is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope disclosed in the present application; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present application and are intended to be covered by the appended claims. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (9)
1. A radiation monitoring system, comprising:
the system comprises a portable unmanned aerial vehicle, a radiation monitoring device and a remote control host, wherein the radiation monitoring device is arranged on the portable unmanned aerial vehicle, and the remote control host sends a control command to the portable unmanned aerial vehicle and the radiation monitoring device in a wireless mode; the radiation monitoring device is used for receiving a control command sent by the remote control host, measuring the radiation quantity of a target area based on the control command, and transmitting the radiation quantity to the remote control host.
2. The radiation monitoring system of claim 1, wherein the portable unmanned aerial vehicle comprises a GPS positioning module and a pan-tilt camera, the GPS positioning module is used for acquiring position information of the portable unmanned aerial vehicle in real time, the pan-tilt camera is used for acquiring image information of a monitoring area of the unmanned aerial vehicle in real time, the GPS positioning module and the pan-tilt camera are connected in parallel to the radiation monitoring device, and the position information and the image information are respectively transmitted to the remote control host through the radiation monitoring device.
3. The radiation monitoring system of claim 2, wherein the portable drone is further provided with a power module for powering the portable drone and the radiation monitoring device.
4. The radiation monitoring system of claim 1, wherein the radiation monitoring device comprises a NaI (Tl) gamma spectrometer and a gamma radiation dosimeter, and the NaI (Tl) gamma spectrometer and the gamma radiation dosimeter are connected in parallel with a monitoring host of the radiation monitoring device, wherein the NaI (Tl) gamma spectrometer is used for detecting the species and content of radionuclide in the target region, and the gamma radiation dosimeter is used for measuring the gamma radiation dose rate in the target region.
5. The radiation monitoring system of claim 4, wherein the nai (tl) gamma spectrometer comprises a nai (tl) detector, an amplifier and a digital multichannel pulse amplitude analyzer, wherein a signal output by the nai (tl) detector is amplified by the amplifier and then input to the digital multichannel pulse amplitude analyzer, and the digital multichannel pulse amplitude analyzer is configured to convert a nuclear signal into a digital signal through an analog-to-digital converter.
6. The radiation monitoring system of claim 5 wherein the NaI (Tl) probe includes two different-range GM counters connected in parallel with each other.
7. The radiation monitoring system of claim 5, further comprising a data transmission module, wherein the data transmission module is connected to an output end of the digital multichannel pulse amplitude analyzer, and is configured to receive a signal output by the digital multichannel pulse amplitude analyzer, and the data transmission module performs data interaction with the remote control host, and transmits the signal output by the digital multichannel pulse amplitude analyzer to the remote control host.
8. The radiation monitoring system of claim 1, wherein the remote control host comprises a control module for enabling data interaction with the portable drone via a 2.4G +5G + bridge remote control.
9. The radiation monitoring system of claim 7, wherein the monitoring host of the radiation monitoring device performs data interaction with the data transmission module, the nai (tl) gamma spectrometer and the gamma radiation dosimeter, the monitoring host is configured to control the data transmission module to perform data transmission, and the monitoring host is configured to control the nai (tl) gamma spectrometer and the gamma radiation dosimeter to perform measurement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123210612.8U CN217060512U (en) | 2021-12-20 | 2021-12-20 | Radiation monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123210612.8U CN217060512U (en) | 2021-12-20 | 2021-12-20 | Radiation monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217060512U true CN217060512U (en) | 2022-07-26 |
Family
ID=82477224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123210612.8U Active CN217060512U (en) | 2021-12-20 | 2021-12-20 | Radiation monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217060512U (en) |
-
2021
- 2021-12-20 CN CN202123210612.8U patent/CN217060512U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2017107520A1 (en) | Cdznte aerial inspection system and inspection method | |
| KR101415859B1 (en) | Apparatus and method for detection of radiation | |
| CN205450294U (en) | Flight mode cdZnTe system of patrolling and examining | |
| CN103197338A (en) | Underwater radiation monitoring method and system | |
| CN111538068B (en) | Radioactive surface pollution measuring device and surface pollution measuring method | |
| KR20160147577A (en) | Radiation Monitoring Apparatus | |
| CN104361916A (en) | Typical nuclide monitor of fuel element failure | |
| CN111337968A (en) | Radiation monitoring system | |
| RU2388018C1 (en) | Method for remote measurement of underlying surface radionuclide contamination in trace of radioactive emission of radiationally hazardous enterprises and system for its implementation | |
| CN101738628A (en) | Method for ensuring counting and measuring stability in long-life alpha aerosol monitoring | |
| CN217060512U (en) | Radiation monitoring system | |
| Brunelli et al. | DRAGoN: drone for radiation detection of gammas and neutrons | |
| CN201021941Y (en) | Single ion bundle remote counting detector | |
| Wang et al. | Development of a high energy resolution and wide dose rate range portable gamma-ray spectrometer | |
| CN105785422A (en) | Aviation airborne radiation monitoring system | |
| CN105785423A (en) | Vehicle-mounted large-area radiation monitoring system | |
| JP2017194289A (en) | Radioactivity distribution analysis system and radioactivity distribution analysis method | |
| CN112799115A (en) | Measuring system and method | |
| Moretto et al. | UAV prototype for localization and identification of radioactive contamination and emitters | |
| US7126121B1 (en) | Real-time video radiation exposure monitoring system | |
| KR101308937B1 (en) | System and method for car-borne survey of radioactivity | |
| KR20150067425A (en) | System for monitering fissile materials through automatically detecting radiation | |
| Kazemeini et al. | Gamma Ray and Neutron Sensors for Remote Monitoring Using Aerial Robotic Platforms | |
| CN115586562B (en) | Method for monitoring aviation of radioactive smoke plume | |
| Le Boulicaut | Cosmic Ray Muon Detection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |