CN106324366A - Electromagnetic radiation early warning system - Google Patents
Electromagnetic radiation early warning system Download PDFInfo
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- CN106324366A CN106324366A CN201610777911.4A CN201610777911A CN106324366A CN 106324366 A CN106324366 A CN 106324366A CN 201610777911 A CN201610777911 A CN 201610777911A CN 106324366 A CN106324366 A CN 106324366A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0807—Measuring electromagnetic field characteristics characterised by the application
- G01R29/0814—Field measurements related to measuring influence on or from apparatus, components or humans, e.g. in ESD, EMI, EMC, EMP testing, measuring radiation leakage; detecting presence of micro- or radiowave emitters; dosimetry; testing shielding; measurements related to lightning
- G01R29/0857—Dosimetry, i.e. measuring the time integral of radiation intensity; Level warning devices for personal safety use
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Abstract
The electromagnetic radiation is an important problem which affects the public. In some applications, a radiation sensitive region can be formed. In other words, the region needs to be guaranteed to have no illegal radiation source, or measures need to be taken instantly once there is an illegal radiation source. The invention proposes an electromagnetic radiation early warning system. The system can be combined with the technology of the Internet of Things, can be combined with the radio frequency radiation data measured at a radiation measurement point, and an electromagnetic radiation propagation model and related parameters, relays on the stronger operation capability of a central radiation monitoring unit, and excavates the position and power of the illegal radiation source through employing the technology of the Internet of Things and the technology of big-data processing. The system is suitable for the electromagnetic radiation sensitive region, i.e., the region with a smaller amount of electromagnetic radiation, and is also suitable for a region with the large amount of electromagnetic radiation.
Description
Technical field
The present invention relates to radiate early warning, Internet of Things and big data processing field, particularly in electromagnetic radiation sensitivity region
The equipment of electromagnetic radiation measuring and system.
Background technology
The life style changing people that the appearance of smart mobile phone is bigger, mobile phone has become as collection communication, an information
The important tool that process, work and amusement and recreation are integrated.But at some special occasions, it is contemplated that security problems, it is desirable to
The electromagnetic radiation of certain frequency range is the least, in order to avoid affecting the use of some important instrument equipment.Such as, it is used to according to the world
Example, in aircraft flight, including mobile phone, notebook computer, iPad, MP3, game machine etc., portable electric appts does not allows
High-altitude below 10,000 feet uses, and when aircraft arrives on 10,000 feet, in addition to mobile phone, other electronic equipment is all
Can use.When flight, the electromagnetic radiation such as mobile phone easily produces electricity to other electronic equipment in flight navigation or aircraft
Magnetic radiation disturbs, and the frequency range used due to aircraft airborne distance-measuring equipment (DME) and TCAS (TCAS) is 960-
1215MHz, uses the use frequency ratio of 890-960MHz to be closer to GSM 900, and therefore, the incorrect use of mobile phone still can
Flight safety is produced impact.
Local in other some, such as, the electromagnetic radiation sensitivity region such as gas station, the electromagnetism spoke of some frequency band excess
Penetrate and may cause fire.
For the problems referred to above, ideally everybody can voluntary observance relevant regulations, but these special occasions, difficult
With expectation, all people can use the Wireless Telecom Equipments such as mobile phone as requested, accordingly, it would be desirable to use special technology, comes
Prevent the improper use of wireless device in electromagnetic radiation sensitivity region, reduce the generation of disaster with this.
Summary of the invention:
The present invention proposes a kind of radiation early warning system that can carry out radiation sensitive regions, i.e. finds radiation position and spoke
Penetrate the isoparametric system of power.Radio-frequency radiation data that this system can obtain in conjunction with actinometry node measurement and electromagnetic radiation
Propagation model and associated parameter data, utilize technology of Internet of things and big data processing technique to find position and the spoke of illegal radio frequency source
Penetrate the information such as power.
The radiation early warning system in the electromagnetic radiation sensitivity region that the present invention proposes, as it is shown in figure 1, include constituting as follows: in
Heart radiation monitoring unit (101), is used for collecting the radiometric data of each node, and according to collecting the radiation of certain frequency range
Measurement data and propagating electromagnetic radiation model and correlation model parameters, thus it is speculated that go out position and the radiant power of radiation source, obtain spoke
After penetrating position and the radiant power information in source, then can take measures on customs clearance, prevent these illegal radiation sources；Optical fiber link
(102), it is used for connecting center radiation monitoring unit and actinometry node is fixed in first kind position, constitute the communication system of low delay
System；Actinometry node (103) is fixed in first kind position, for measuring the radiation of position, and is connected by optical fiber link
Center radiation monitoring unit, is sent to center radiation monitoring unit by measured electromagnetic radiation data；Propagating electromagnetic radiation model
(104) electromagnetic wave characterizing certain frequency range basic propagation law in this region, it is used for.
Above-mentioned radiation early warning system, is a kind of simplest structure, in actual application, and the number of fiber optic network node
Mesh may be restricted, in order to increase the accuracy of measurement, or the cost of minimizing whole system, can consolidate in first kind position
Determine outside actinometry node, need to increase following two category nodes according to application:
A) actinometry node (105) is fixed in Equations of The Second Kind position, for measuring the radiation of position, and passes through visible ray
Communication mode connects first kind position and fixes actinometry node, by the measurement result of radiation, fixes spoke by first kind position
Penetrate measurement node and be sent to center radiation monitoring unit；
B) position radiation of variable measures node (106), changes position according to certain fixing rule, be used for measuring in place
The radiation put, and fix actinometry node by line-of-sight propagation connection first kind position, the measurement result that will radiate,
Fix actinometry node by first kind position and be sent to center radiation monitoring unit.
After increasing above-mentioned two class actinometry nodes, the structure chart of system is as shown in Figure 2.In above two node communication side
In the selection of formula, have employed line-of-sight propagation, main reason is that radio-frequency radiation to be reduced, meet radio-frequency radiation sensing ring
Communicating requirement under border.
In the present invention, actinometry node (103) is fixed in first kind position, actinometry node is fixed in Equations of The Second Kind position
(105) and position radiation of variable measure node (106), the radio-frequency apparatus comprising a frequency range can be selected as required, or
The radio-frequency apparatus of multiple frequency ranges, or the radio-frequency apparatus of a tunable frequency range.This depends on that whole early warning system is required for
Single frequency band early warning, or for multiple frequency range early warning, or every time for a frequency range early warning, but frequency range can tune.
In the present invention, it is contemplated that the relevant parameter numerical value in propagating electromagnetic radiation model may occur over time
Change, for this problem, actinometry node can be fixed in first kind position, actinometry node is fixed in Equations of The Second Kind position and
Position radiation of variable measures the wireless transmitting-receiving equipments introducing frequency range to be measured in node.To limit in view of electromagnetic radiation sensitivity region
The amount of electromagnetic radiation, therefore, this equipment can be opened in some time period in electromagnetic radiation sensitivity region, and other period must close
Close.These equipment can be used to record relevant frequency range electromagnetic radiation and the numerical value of reception, calculates electromagnetic radiation with this and passes
Broadcasting the relevant parameter numerical value in model, this method can be used to the relevant parameter numerical value correcting in propagating electromagnetic radiation model.
In the present invention, radiation early warning system comprises initial start up phase, data plateau and radiation data change rank
Section；
Initial start up phase is that whole system brings into operation the stage, does not has any radiation source data in system, and system starts
Enter into radiation source data calculation stages；
Data plateau is the data process through early stage, has found some radiation sources, and each measures node
The gap of the radiometric value of theory of radiation value and described measurement node is in the range of can tolerating, described theory of radiation value is
According to calculated radiation source data, it is directly substituted into the numerical result of propagating electromagnetic radiation model；
The radiation data change stage is, when detecting that each measures the theory of radiation value of node and the spoke of described measurement node
When penetrating the gap of measured value beyond the scope that can tolerate, system re-enters into radiation source data calculation stages.
The radiation early warning system of the present invention can be real-time measurement space in the situation of change of electromagnetic radiation, according to electromagnetism spoke
Penetrate propagation model and relevant parameter numerical value, rely on the stronger operational capability at center radiation monitoring unit (101), the unknown can be excavated
The positional information of illegal radiation source and radiant power information, thus may be constructed the early warning system of electromagnetic radiation.This system is not
It is suitable only for the less region in electromagnetic radiation sensitivity region, i.e. electromagnetic radiation, is equally applicable to there is a large amount of electromagnetic radiation
Region.
Accompanying drawing illustrates:
Fig. 1 is to comprise center radiation monitoring unit, communication network, propagating electromagnetic radiation model and first kind position in the present invention
Put the electromagnetic radiation early warning system structure chart of fixing actinometry node.
Fig. 2 fixes actinometry node and position radiation of variable measurement joint for increasing Equations of The Second Kind position on the basis of Fig. 1
The electromagnetic radiation early warning system structure chart of point.
Fig. 3 is the composition schematic diagram of center radiation monitoring unit (101) of the present invention.
Fig. 4 be the present invention center radiation monitoring unit (101) in the information content figure that comprises of data base (303).
Detailed description of the invention:
The composition embodiment of the center radiation monitoring unit of 1 radiation early warning system
Center radiation monitoring unit (101), had both comprised relevant hardware device (201), had comprised again corresponding software
(301), its structure chart is as shown in Figure 3.Wherein, hardware components comprises communication equipment (203) and high-capability computing device (205)；
Communication equipment (203) has been used for and the real-time Communication for Power of various types of radiation measurement node, and high-capability computing device (205) is whole system
System carries out the hardware foundation of big data analysis and calculating.Software section, in addition to comprising Back ground Information processing routine (302), also wraps
Containing data base (303)；For the information deposited as shown in Figure 4, it is used for depositing first kind position and fixes actinometry data base
Node geo coordinate information (311), Equations of The Second Kind position fix the variable spoke of actinometry node geo coordinate information (312) and position
Penetrate measurement node geo coordinate information (313), deposit propagating electromagnetic radiation model parameter (316) letter between each node simultaneously
Breath, after the relevant information obtaining radiation source calculated, can deposit radiation source (318) information, and indicate multidate information.
The method that 2 center radiation monitoring unit determine radiation source in initial start up phase
In radiation early warning system of the present invention, center radiation monitoring unit, can be according in initial start up phase
Following method determines position and the radiant power of radiation source:
A) actinometry node is fixed in real-time collecting first kind position, actinometry node and position are fixed in Equations of The Second Kind position
Radiation of variable measures the radiation data of this three category node of node；
B) combine that actinometry node is fixed in first kind position, Equations of The Second Kind position fixes actinometry node and position is variable
The geographic coordinate information of actinometry node, according to the existing program in the radiation monitoring unit of center, assumes radiation source successively
Number is 1 to N, calculates possible position and the radiant power of radiation source, and wherein, N is the radiation source that this system can be supported
Maximum number；
C) according to position and the radiant power of calculated radiation source information, i.e. radiation source, in conjunction with existing electromagnetic radiation
Propagation model, calculates each theory of radiation value measuring node, if theory of radiation value and the actinometry of described measurement node
The gap of value is relatively big, proceeds operation b), if the gap of the radiometric value of theory of radiation value and described measurement node exists
In the range of can tolerating, stop calculating process, it is believed that have found position and the radiant power of radiation source.
The method that 3 center radiation monitoring unit find new radiation source in the radiation data change stage
In radiation early warning system of the present invention, center radiation monitoring unit, permissible in the radiation data change stage
Determine radiation source positions and the radiant power of change by the following method:
A) actinometry node is fixed in real-time collecting first kind position, actinometry node and position are fixed in Equations of The Second Kind position
Radiation of variable measures the radiation data of this three category node of node；
B) simultaneously, according to position and the radiant power of the most calculated radiation source information, i.e. radiation source, in conjunction with existing
Propagating electromagnetic radiation model, calculates each theory of radiation value measuring node, if theory of radiation value and described a) middle measurement are saved
The gap of the radiometric value of point, beyond the scope that can tolerate, is opened radiation source and is found calculating process；
C) combine that actinometry node is fixed in first kind position, Equations of The Second Kind position fixes actinometry node and position is variable
The geographic coordinate information of actinometry node, according to the existing program in the radiation monitoring unit of center, assumes that radiation source changes successively
The number become is 1 to M, calculates possible position and the radiant power of the radiation source of change, and wherein, M is that this system can be supported
The maximum of radiation source change number；
D) calculate each theory of radiation value measuring node in real time, and compare measured value, if theory of radiation value and described survey
The gap of the radiometric value of amount node is relatively big, proceeds operation c), if theory of radiation value and the spoke of described measurement node
Penetrate the gap of measured value in the range of can tolerating, stop calculating process, it is believed that have found the radiation source positions of change
And radiant power.
4 measure the motion design of node about position radiation of variable
It is fixing that position radiation of variable measures the characteristics of motion of node, and it can be according to the requirement measured number of nodes
It is designed, it is also possible to be designed according to the size of whole system operand.
If not having position radiation of variable to measure node, then the stationary nodes number of whole system can compare many, if increased
Position radiation of variable measures node, then can measure node with design attitude radiation of variable and cover bigger according to its movement locus
Region.
Meanwhile, the Its Track Design principle of position radiation of variable measurement node is pre-for reducing this radiation as far as possible
The operand of alarm system.
5 for an example of aircraft application scene
Certain airplane dispose the position of N number of networking fix actinometry node, the size of N and the area in region and cover
Lid situation is the most relevant.These nodes some can fix actinometry node as first kind position, another part is then
Actinometry node can be fixed as Equations of The Second Kind position.If fiber resource enriches, or region is less, then can all use the
Actinometry node is fixed in one class position.
As required, it is also possible to select M the position radiation of variable networked to measure node, these nodes visible ray to be supported
Communication function, it is ensured that do not introduce extra radiation.
Owing on aircraft, the operating frequency of electronic equipment is close or relevant with the frequency of GSM 900, therefore, select 2G
The signal attenuation model of network, needs to consider radio wave propagation feature, and the particular problem of channel, such as, multipath fading situation.
At radiation monitoring unit (101) place, center, need to obtain position in advance and fix the positional information of actinometry node, merge N number of
The radiometric data of the position radiation of variable measurement node of actinometry node and M networking is fixed in the position of networking, passes through
After comprising the sequential operation of this channel model, the information such as illegal radiation source positions can be obtained.
Certainly, the present invention also can have other various embodiments, in the case of without departing substantially from present invention spirit and essence thereof, ripe
Know those skilled in the art and can make various corresponding change and deformation according to the present invention, but these change and deformation accordingly
All should belong to the protection domain of appended claims of the invention.One of ordinary skill in the art will appreciate that in said method
All or part of step.
Claims (9)
1. an electromagnetic radiation early warning system, including constituting as follows:
Center radiation monitoring unit, is used for collecting the radiometric data of each node, and according to collecting the spoke of certain frequency range
Penetrate measurement data and propagating electromagnetic radiation model and correlation model parameters, thus it is speculated that go out position and the radiant power of radiation source；
Optical fiber link, is used for connecting center radiation monitoring unit and actinometry node is fixed in first kind position, constitute low delay
Communication system；
Actinometry node is fixed in first kind position, for measuring the radiation of position, and connects center by optical fiber link
Radiation monitoring unit, is sent to center radiation monitoring unit by measured electromagnetic radiation data；
Propagating electromagnetic radiation model, is used for the electromagnetic wave characterizing certain frequency range basic propagation law in this region.
Radiate early warning system the most as claimed in claim 1, it is characterised in that
In addition to actinometry node is fixed in first kind position, system can increase following two category nodes as required:
A) actinometry node is fixed in Equations of The Second Kind position, for measuring the radiation of position, and passes through line-of-sight propagation
Connect first kind position and fix actinometry node, by the measurement result of radiation, fix actinometry by first kind position and save
Point is sent to center radiation monitoring unit；
B) position radiation of variable measures node, changes position according to certain fixing rule, for measuring the radiation of position,
And fix actinometry node by line-of-sight propagation connection first kind position, the measurement result that will radiate, by first
Class position is fixed actinometry node and is sent to center radiation monitoring unit.
Radiate early warning system the most as claimed in claim 1, it is characterised in that
Center radiation monitoring unit, had both comprised relevant hardware device, had comprised again corresponding software；Wherein, hardware components comprises
Communication equipment and high-capability computing device；Software section, in addition to comprising Back ground Information processing routine, also comprises data base；Data
Storehouse, is used for depositing that actinometry node is fixed in first kind position, actinometry node is fixed in Equations of The Second Kind position and the variable spoke in position
Penetrate the geographic coordinate information measuring node, deposit the propagating electromagnetic radiation Parameters in Mathematical Model between each node simultaneously, at meter
After the relevant information obtaining radiation source calculated, radiation source information can be deposited, and indicate multidate information.
4. the radiation early warning system as described in claim 1 or claim 2, it is characterised in that
Actinometry node is fixed in first kind position, actinometry node is fixed in Equations of The Second Kind position and position radiation of variable measures joint
Point, can select the radio-frequency apparatus comprising a frequency range, or the radio-frequency apparatus of multiple frequency range as required, or one adjustable
The radio-frequency apparatus of harmonics section.
5. the radiation early warning system as described in claim 1 or claim 2, it is characterised in that
Actinometry node is fixed in first kind position, actinometry node is fixed in Equations of The Second Kind position and position radiation of variable measures joint
Point can comprise the wireless transmitting-receiving equipments of frequency range to be measured, and this equipment can be opened in some time period in electromagnetic radiation sensitivity region
Open, be used for recording relevant frequency range electromagnetic radiation and the numerical value of reception, correct the phase in propagating electromagnetic radiation model with this
Related parameter numerical value.
6. the radiation early warning system as described in claim 1 or claim 2, it is characterised in that
Radiation early warning system comprises initial start up phase, data plateau and radiation data and alternates the stage；
Initial start up phase is that whole system brings into operation the stage, does not has any radiation source data in system, and system initially enters
To radiation source data calculation stages；
Data plateau is the data process through early stage, has found some radiation sources, and each measures the radiation of node
The gap of the radiometric value of theoretical value and described measurement node is in the range of can tolerating, according to described theory of radiation value
Calculated radiation source data, are directly substituted into the numerical result of propagating electromagnetic radiation model；
The radiation data change stage is, when detecting that each is measured the radiation of the theory of radiation value of node and described measurement node and surveys
When the gap of value is beyond the scope that can tolerate, system re-enters into radiation source data calculation stages.
7. the radiation early warning system as described in claim 1 or claim 2, it is characterised in that
Center radiation monitoring unit, can determine position and the radiation merit of radiation source by the following method in initial start up phase
Rate:
A) actinometry node is fixed in real-time collecting first kind position, Equations of The Second Kind position fixes actinometry node and position is variable
The radiation data of this three category node of actinometry node；
B) combine that actinometry node is fixed in first kind position, actinometry node is fixed in Equations of The Second Kind position and position radiation of variable
Measure the geographic coordinate information of node, according to the existing program in the radiation monitoring unit of center, assume the number of radiation source successively
Being 1 to N, calculate possible position and the radiant power of radiation source, wherein, N is the maximum of the radiation source that this system can be supported
Number；
C) according to position and the radiant power of calculated radiation source information, i.e. radiation source, in conjunction with existing propagating electromagnetic radiation
Model, calculates each theory of radiation value measuring node, if the radiometric value of theory of radiation value and described measurement node
Gap is relatively big, proceeds operation b), if the gap of the radiometric value of theory of radiation value and described measurement node is permissible
In the range of tolerance, stop calculating process, it is believed that have found position and the radiant power of radiation source.
8. the radiation early warning system as described in claim 1 or claim 2, it is characterised in that
Center radiation monitoring unit, radiation data alternate the stage can determine by the following method change radiation source positions and
Radiant power:
A) actinometry node is fixed in real-time collecting first kind position, Equations of The Second Kind position fixes actinometry node and position is variable
The radiation data of this three category node of actinometry node；
B) simultaneously, according to position and the radiant power of the most calculated radiation source information, i.e. radiation source, in conjunction with existing electromagnetism
Radiation propagation model, calculates each theory of radiation value measuring node, if theory of radiation value and described a) in measure node
The gap of radiometric value, beyond the scope that can tolerate, is opened radiation source and is found calculating process；
C) combine that actinometry node is fixed in first kind position, actinometry node is fixed in Equations of The Second Kind position and position radiation of variable
Measure the geographic coordinate information of node, according to the existing program in the radiation monitoring unit of center, assume what radiation source changed successively
Number is 1 to M, calculates possible position and the radiant power of the radiation source of change, and wherein, M is the spoke that this system can be supported
Penetrate the maximum of source and change number；
D) calculate each theory of radiation value measuring node in real time, and compare measured value, if theory of radiation value and described measurement joint
The gap of the radiometric value of point is relatively big, proceeds operation c), if the radiation of theory of radiation value and described measurement node is surveyed
The gap of value, in the range of can tolerating, stops calculating process, it is believed that have found radiation source positions and the spoke of change
Penetrate power.
Radiate early warning system the most as claimed in claim 2, it is characterised in that
Position radiation of variable is measured the characteristics of motion of node and can be designed according to measurement requirement, and its design principle is as far as possible
Reduce this system operand.
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| CN201610777911.4A CN106324366A (en) | 2016-08-31 | 2016-08-31 | Electromagnetic radiation early warning system |
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| CN201610777911.4A CN106324366A (en) | 2016-08-31 | 2016-08-31 | Electromagnetic radiation early warning system |
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Application publication date: 20170111 |