CN109917684A - A kind of satellite South atlantic anomaly safeguard protection autonomous control method and system - Google Patents
A kind of satellite South atlantic anomaly safeguard protection autonomous control method and system Download PDFInfo
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Abstract
The invention discloses a kind of satellite South atlantic anomaly safeguard protection autonomous control method and systems, this method comprises: the characteristic information to South atlantic anomaly parses, establish load discretionary security protection decision criteria；Decision criteria is protected according to load discretionary security by data handling subsystem, South atlantic anomaly state value S is calculated；According to the South atlantic anomaly state value S being calculated, determines high energy payload, middle energy payload, low energy payload and carry whether integrated controller enters exceptions area.The present invention, which realizes, accurately identifies passing of satelline South atlantic anomaly.
Description
Technical field
The invention belongs to satellite technology field more particularly to a kind of satellite South atlantic anomaly safeguard protection autonomous controls
Method and system.
Background technique
South atlantic anomaly (SAA) is because of its negative magnetic anomaly characteristic, so that height of the inner radiation belt in the area is substantially reduced,
Minimum altitude can drop to 200km or so, therefore the region is to cause radiation hazradial bundle region the most serious to low orbit spacecraft,
It is the district occurred frequently that charged particle induces equipment operation irregularity or failure.The heart in this region, high energy proton flux are often universe
Hundreds times of line background.
For HXMT (" insight ") satellite, when satellite passes through South atlantic anomaly (SAA), space high energy proton
Irradiation damage is caused to Satellite Payloads detector with electrons, showing as the lower strong irradiation of dynamic for high energy detector causes
Detector photomultiplier tube photocathode fatigue aging, performance decline, amplitude output signal are unstable, cause photomultiplier tube seriously by
Damage is causing to burn；The high voltage power supply supply current that high count rate will lead to photomultiplier tube increases and causes equipment damage situations.
In addition, excessively high is charged when passing of satelline South atlantic anomaly (SAA) or when being in energetic particle radiation environment
Though particle flux will not cause permanent damage to the middle energy detector and low energy detector of Payload Subsystem, two kinds can be made
Load generates a large amount of priceless Value Data, forms biggish burden to the digital data recording system of satellite.
In view of the above-mentioned problems, at present frequently with method be ground judge satellite disengaging the area SAA time, according to the time
It completes that the operating mode of Satellite Payloads subsystem is arranged, it is ensured that Payload Subsystem is in when satellite is in the area SAA
The working condition of safety.Which long-term work in-orbit for load is extremely inconvenient, needs frequently complete with ground means of intervention
The setting of pairs of Payload Subsystem operating mode, and the main base of method due to judging the satellite disengaging exceptions area SAA at present
In model data, therefore lack certain accuracy, it is difficult to which realization accurately identifies the area SAA.
Summary of the invention
Technology of the invention solves the problems, such as: overcoming the deficiencies of the prior art and provide a kind of satellite South atlantic anomaly peace
Full guard autonomous control method and system accurately identify passing of satelline South atlantic anomaly with realizing.
In order to solve the above-mentioned technical problem, the invention discloses a kind of satellite South atlantic anomaly safeguard protections from master control
Method processed, comprising:
The characteristic information of South atlantic anomaly is parsed, load discretionary security protection decision criteria is established；
Decision criteria is protected according to load discretionary security by data handling subsystem, South atlantic anomaly state value is calculated
S；
According to the South atlantic anomaly state value S being calculated, determine high energy payload, it is middle can payload, low
Whether energy payload and carrying integrated controller enter exceptions area；Wherein, if the South atlantic anomaly shape being calculated
State value S is 1, it is determined that high energy payload, middle energy payload, low energy payload, carrying integrated controller enter exception
Area；If the South atlantic anomaly state value S being calculated is 0, it is determined that high energy payload, middle energy payload, low energy
Payload, carrying integrated controller leave exceptions area.
In above-mentioned satellite South atlantic anomaly safeguard protection autonomous control method, to the feature of South atlantic anomaly
Information is parsed, and load discretionary security protection decision criteria is established, comprising:
3 particle monitors and 1 space environmental monitor are configured for Satellite Payloads subsystem；Pass through described 3
Particle monitor and 1 space environmental monitor, detect the particle energy and distribution of satellite local environment, obtain corresponding
High energy particle count, the sum of high energy proton counting rate and the sum of high energy electron counting rate, as environment measurement criterion numeral
According to；Meanwhile the time infused on ground into South atlantic anomaly and the time for leaving South atlantic anomaly are received, as
Time standard data.
In above-mentioned satellite South atlantic anomaly safeguard protection autonomous control method, environment measurement normal data and time
Normal data can be respectively set to enable and/or forbid by infusing on ground.
In above-mentioned satellite South atlantic anomaly safeguard protection autonomous control method, by data handling subsystem according to load from
South atlantic anomaly state value S is calculated in main safeguard protection decision criteria, comprising:
The time standard data infused in reception；
By data handling subsystem according to the time standard data of upper note, the time that South atlantic anomaly is calculated determines shape
The value of state S1；Wherein, if the present satellites time is greater than or equal to when circle enters the time of South atlantic anomaly and is less than when circle
The time of South atlantic anomaly is left, then S1=0；If the present satellites time is greater than or equal to when circle leaves South Atlantic Ocean exception
The time in area, and it is less than the time that next circle enters South atlantic anomaly, then S1=1.
In above-mentioned satellite South atlantic anomaly safeguard protection autonomous control method, when S1 calculates enabled, if not receiving
To the time standard data of upper note, then, S1 is set to 1；S1 calculating is when forbidding, and S1 value is set to 1, no longer from host computer on star.
In above-mentioned satellite South atlantic anomaly safeguard protection autonomous control method, by data handling subsystem according to load from
South atlantic anomaly state value S is calculated in main safeguard protection decision criteria, comprising:
According to the high energy particle count results of 3 particle monitors, the particle counting rate of 3 particle monitors is determined；
By data handling subsystem according to the particle counting rate of 3 particle monitors, the grain of South atlantic anomaly is calculated
Sub- monitor determines the value of state S2；Wherein: if any one continuous 3 seconds in the particle counting rate of 3 particle monitors
More than or equal to the first given threshold, then S2=0；If the particle counting rate of 3 particle monitors continuous 10 seconds are respectively less than the
One given threshold, then S2=1.
In above-mentioned satellite South atlantic anomaly safeguard protection autonomous control method, the first given threshold is 100；Number pipe
Subsystem judges time interval no more than 1 second；S2 calculating is when forbidding, and S2 value is set to 1, no longer from host computer on star.
In above-mentioned satellite South atlantic anomaly safeguard protection autonomous control method, by data handling subsystem according to load from
South atlantic anomaly state value S is calculated in main safeguard protection decision criteria, comprising:
The sum of high energy proton counting rate provided by data handling subsystem according to space environmental monitor and high energy electron meter
The sum of digit rate, the space environmental monitor that South atlantic anomaly is calculated determine the value of state S3；Wherein, if high energy proton
The sum of counting rate is greater than or equal to the second given threshold in the sum of high energy electron counting rate continuous 3 seconds, then S3=0；If high energy
Both less than the second given threshold of the sum of proton counts rate and the sum of high energy electron counting rate continuous 10 seconds, then S3=1.
In above-mentioned satellite South atlantic anomaly safeguard protection autonomous control method, the second given threshold is 100；Number pipe
Subsystem judges time interval no more than 1 second；S3 calculating is when forbidding, and S3 value is set to 1, no longer from host computer on star.
The invention also discloses a kind of satellite South atlantic anomaly safeguard protection self-control systems, comprising:
Module is established, is parsed for the characteristic information to South atlantic anomaly, the protection of load discretionary security is established
Decision criteria；
Nan great Xi is calculated for protecting decision criteria according to load discretionary security by data handling subsystem in computing module
Foreign exceptions area state value S；
Determination module, for according to the South atlantic anomaly state value S that is calculated, determine high energy payload, in
Whether energy payload, low energy payload and carrying integrated controller enter exceptions area；Wherein, if the south being calculated
Atlantic Ocean exceptions area state value S is 1, it is determined that high energy payload, low energy payload, carries synthesis at middle energy payload
Controller enters exceptions area；If the South atlantic anomaly state value S being calculated is 0, it is determined that high energy payload, middle energy
Payload, low energy payload, carrying integrated controller leave exceptions area.
The invention has the following advantages that
(1) means that traditional mode relies primarily on ground intervening surface complete the area the SAA safeguard protection to Satellite Payloads
Setting judges that satellite passes in and out the time of the exceptions area SAA by ground, completes Satellite Payloads before entering the exceptions area SAA
Operating mode setting, it is ensured that payload trouble free service when satellite is run in the area SAA；It is complete after satellite goes out the exceptions area SAA
The recovery of pairs of payload operating mode, it is ensured that satellite can continue to execute observation mission.In contrast, the present invention can lead to
It crosses on star and independently judges that the state of the exceptions area satellite SAA realizes the autonomous switching of Satellite Payloads operating mode, be more suitable for
The space science detection load of long-term work, it is user-friendly, it is ensured that " handy ", " easy-to-use " of satellite.
(2) present invention realizes accurately identifying for the exceptions area satellite SAA using various ways.By being infused on comprehensive utilization ground
The exceptions area disengaging SAA timetable, 3 particle monitors observation data and space environmental monitor observe data, realize pair
The exceptions area satellite SAA accurately identifies.In contrast, the usual means of traditional mode are more single, the identification to the exceptions area SAA
Effect is poor, poor to the safety protective effect of payload；
(3) traditional mode usually completes the detection identification to the exceptions area satellite SAA by single means, once the party
When data exception or not good enough using effect occurs in formula, irredundant backup means are available, and fault-tolerant effect is poor.In contrast, of the invention
By using a variety of decision procedures and has setting and " enable/forbid " function, it can be achieved that rejecting to Anomaly criterion, more realizing
While criterion redundancy backup, it may have stronger in-orbit fault-tolerant ability.
Detailed description of the invention
The step of Fig. 1 is a kind of satellite South atlantic anomaly safeguard protection autonomous control method in embodiment of the present invention stream
Cheng Tu；
Fig. 2 is a kind of realization stream of satellite South atlantic anomaly safeguard protection autonomous control method in the embodiment of the present invention
Cheng Tu.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to disclosed by the invention
Embodiment is described in further detail.
It is theoretical that the present invention is based on satellite master-plans, proposes that " satellite South Atlantic Ocean is different from the angle of " handy ", " easy-to-use "
Normal area's safeguard protection autonomous control method ".It is described in detail below: (1) by taking multiple means to carry out the autonomous exploration in the area SAA
Identification, including according to the sum of the particle counting rates of 3 particle monitors, 16 direction proton counts rates of space environmental monitor
And the disengaging SAA area's time infused in the sum of 16 direction electrometer digit rates, ground independently completes to accurately identify the area SAA；
(2) COMPREHENSIVE CALCULATING is carried out to obtained all types of criterions, from reliable and accurate angle, takes "or" to transport by " into the area SAA " judgement
Calculation, " area SAA out " judgement take the mode of AND operation to complete the calculating to the disengaging exceptions area SAA criterion, according in certain time
Continuous several times calculated result finally determine satellite SAA exception zone state；(3) after the SAA exception zone state of confirmation satellite,
Data handling subsystem independently completes the control of satellite SAA exceptions area safeguard protection by way of instruction group, it is ensured that load can have
Effect evades the influence in the area SAA；(4) for a variety of criterions above, can be arranged by way of ground intervening surface it is enabled/forbid shape
State, it can while above-mentioned criterion is used, above-mentioned criterion can also be partially used, and can modify by way of infusing on ground
The interpretation condition of each criterion, it is ensured that realization of certain criterion because not influencing the satellite function when data exception occurs in failure.The invention
The blank of the prior art is filled up.
Referring to Fig.1, a kind of satellite South atlantic anomaly safeguard protection autonomous control side in the embodiment of the present invention is shown
The step flow chart of method.In the present embodiment, the satellite South atlantic anomaly safeguard protection autonomous control method, comprising:
Step 101, the characteristic information of South atlantic anomaly is parsed, establishes the protection of load discretionary security and determines standard
Then.
In the present embodiment, 3 particle monitors and 1 space environment prison can be configured for Satellite Payloads subsystem
Survey instrument；By 3 particle monitors and 1 space environmental monitor, to the particle of satellite local environment (including electronics and
Proton) energy and distribution detected, obtain corresponding high energy particle count, the sum of high energy proton counting rate and high energy electricity
The sum of sub-count rate, as environment measurement normal data；Meanwhile receiving the time into South atlantic anomaly infused on ground
With the time for leaving South atlantic anomaly, as time standard data.
Preferably, environment measurement normal data and time standard data can be respectively set to enable by infusing on ground
And/or forbid.
Step 102, decision criteria is protected according to load discretionary security by data handling subsystem, South Atlantic Ocean exception is calculated
Zone state value S.
In the present embodiment, South atlantic anomaly state value S is included but are not limited to: the time determines state S1, particle
Monitor determines that state S2 and space environmental monitor determine state S3 etc..
Time determines state S1
In the present embodiment, the time standard data of note be can receive；It is marked by data handling subsystem according to the time of upper note
Quasi- data, the time that South atlantic anomaly is calculated determine the value of state S1；Wherein, if present satellites are in or equal to when circle
Into South atlantic anomaly time and be less than when circle leaves time of South atlantic anomaly, then S1=0；If when fashion
Star (OBDH) time leaves the time of South atlantic anomaly more than or equal to circle is worked as, and it is different into South Atlantic Ocean to be less than next circle
The time in normal area, then S1=1.
Preferably, when S1 calculates enabled, if not receiving the time standard data of note, S1 is set to 1；S1, which is calculated, to be prohibited
When only, S1 value is set to 1, no longer from host computer on star.
Particle monitor determines state S2
In the present embodiment, 3 particle monitorings can be determined according to the high energy particle count results of 3 particle monitors
The particle counting rate of device；By data handling subsystem according to the particle counting rate of 3 particle monitors, South Atlantic Ocean exception is calculated
The particle monitor in area determines the value of state S2；Wherein: if any one in the particle counting rate of 3 particle monitors is continuous
It is greater than or equal to the first given threshold within 3 seconds, then S2=0；If the particle counting rate of 3 particle monitors continuous 10 seconds small
In the first given threshold, then S2=1.
Preferably, the first given threshold can be 100；Data handling subsystem judges time interval no more than 1 second；S2, which is calculated, to be prohibited
When only, S2 value is set to 1, no longer from host computer on star.
Space environmental monitor determines state S3
In the present embodiment, the high energy proton counting rate that can be provided by data handling subsystem according to space environmental monitor it
With and the sum of high energy electron counting rate, the space environmental monitor that South atlantic anomaly is calculated determine state S3's
Value；Wherein, if the sum of high energy proton counting rate or the sum of high energy electron counting rate continuous 3 seconds are greater than or equal to the second setting
Threshold value, then S3=0；If the sum of high energy proton counting rate and the sum of high energy electron counting rate continuous 10 seconds both less than second are set
Determine threshold value, then S3=1.
Preferably, the second given threshold can be 100；Data handling subsystem judges time interval no more than 1 second；S3, which is calculated, to be prohibited
When only, S3 value is set to 1, no longer from host computer on star.
Step 103, according to the South atlantic anomaly state value S being calculated, determining high energy payload, (observation can area
20~250keV), it is middle can payload (observation can 5~30keV of area), low energy payload (observation can 1~15keV of area), take
Carry whether integrated controller enters exceptions area.
In the present embodiment, if the South atlantic anomaly state value S being calculated is 1, it is determined that high energy payload,
Middle energy payload, low energy payload, carrying integrated controller enter exceptions area；If the South atlantic anomaly being calculated
State value S is 0, it is determined that high energy payload, middle energy payload, low energy payload, carrying integrated controller are left different
Normal area.
In conclusion the present invention comprehensively considers the Track desigh of satellite, payload work characteristics and the exceptions area SAA feature
Etc. factors, make the recognition methods of the corresponding exceptions area SAA.On this basis, according to all kinds of SAA Rule of judgment " it is enabled/
Forbid " state and corresponding data are set, satellite SAA exception zone state is completed in conjunction with the exceptions area the SAA recognition methods of formulation
Determine.When determining that satellite is in the exceptions area SAA, setting Satellite Payloads are safeguard protection mode, it is ensured that satellite effectively carries
Lotus is safely operated in the exceptions area SAA；When determining that satellite is in outside the exceptions area SAA, it is ensured that Satellite Payloads can restore
To normal mode, it is ensured that satellite can continue to execute observation mission.In order to improve the fault-tolerant ability of satellite, present invention employs more
The kind area SAA decision condition (the disengaging exceptions area SAA timetable, particle monitor counting rate, space environmental monitor counting rate) is comprehensive
Close by the way of, realize redundancy backup design.It, can by using the mode to each Rule of judgment setting " enable/forbidding "
It realizes the rejecting to failure criterion, improves the fault-tolerant ability of scheme.
On the basis of the above embodiments, it is illustrated below with reference to a specific example.
Such as Fig. 2, which is implemented as follows:
(1) according to South atlantic anomaly (SAA) the characteristics of, corresponding decision criteria is established.Satellite Payloads divide
It is under unified central planning to be equipped with 3 particle monitors and 1 space environmental monitor, the particle energy and distribution of satellite local environment are visited
It surveys, forms the sum of corresponding high energy particle counting, 16 direction high energy proton counting rates and 16 direction high energy electrons count
The data such as the sum of rate, as independently judgement passes in and out the criterion of the exceptions area SAA on star；In addition to this, satellite can also be on ground
Disengaging SAA area's time of note is as criterion.
(2) by the criterion of step (1) available a variety of disengaging exceptions areas SAA, criterion can be by infusing on ground
It is respectively set to enable/forbid, i.e., above 3 criterions can be simultaneously using also can be used alone；
(3) according to the explanation in step (1) and step (2), data handling subsystem calculates SAA state value S in following manner:
It is calculated when S1:S1 calculates enabled according to the disengaging SAA timetable of ground injection.If the current OBDH time
The SAA time is left more than or equal to working as to enclose to enter the SAA time but be less than to work as to enclose, then S1=0；If the current OBDH time is more than or equal to
When circle leaves the SAA time, but it is less than next circle and enters the SAA time, then S1=1.S1, which is calculated, to be enabled but without disengaging SAA timetable
When, S1 is set to 1.S1 calculating is when forbidding, and S1 value is set to 1, no longer from host computer on star.
It is carried out when S2:S2 calculates enabled according to the counting rate of particle monitor (being determined based on high energy particle count results)
It calculates.If any one continuous 3 seconds in three particle monitor counting rates are more than or equal to given threshold value (default value
100), then S2=0；If when three particle monitor counting rates continuous 10 seconds both less than given threshold value (default values 100),
Then S2=1.Number pipe judges time interval no more than 1 second.S2 calculating is when forbidding, and S2 value is set to 1, no longer from host computer on star.
When S3:S3 calculates enabled according to the sum of SEM high energy proton counting rate provided and high energy electron counting rate it
With calculated.If the sum of high energy proton counting rate or the sum of high energy electron counting rate continuous 3 seconds are more than or equal to given
Threshold value (default value 100), then S3=0；If the sum of high energy proton counting rate and the sum of high energy electron counting rate continuous 10 seconds
Both less than given threshold value (default value 100), then S3=1.Number pipe judges time interval no more than 1 second.When S3 calculating is forbidden, S3 value
1 is set to, no longer from host computer on star.
Satellite SAA state S=S1&S2&S3.As S=0, indicate that satellite enters SAA；As S=1, indicate satellite from
Open SAA.The calculating per second of number pipe simultaneously judges primary.
(4) obtained S value is determined according to step (3), as S=0, number pipe notice (bus command) high energy payload,
Middle energy payload, low energy payload, carrying integrated controller enter exceptions area, and instruction is sent one time；As S=1, number pipe
Notice (bus command) high energy payload, middle energy payload, low energy payload, carrying integrated controller leave exception
Area, instruction are sent one time.
On the basis of the above embodiments, the invention also discloses a kind of satellite South atlantic anomaly safeguard protection is autonomous
Control system, comprising: establish module, parsed for the characteristic information to South atlantic anomaly, establish load and independently pacify
Full guard decision criteria；Computing module is calculated for protecting decision criteria according to load discretionary security by data handling subsystem
South atlantic anomaly state value S；Determination module, for determining high according to the South atlantic anomaly state value S being calculated
Whether energy payload, middle energy payload, low energy payload and carrying integrated controller enter exceptions area；Wherein, if
The South atlantic anomaly state value S being calculated is 1, it is determined that high energy payload, middle energy payload, low energy effectively carry
Lotus, carrying integrated controller enter exceptions area；If the South atlantic anomaly state value S being calculated is 0, it is determined that high energy has
Effect load, middle energy payload, low energy payload, carrying integrated controller leave exceptions area.
For system embodiments, since it is corresponding with embodiment of the method, so be described relatively simple, correlation
Place referring to embodiment of the method part explanation.
Various embodiments are described in a progressive manner in this explanation, the highlights of each of the examples are with its
The difference of his embodiment, the same or similar parts between the embodiments can be referred to each other.
The above, optimal specific embodiment only of the invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.
The content that description in the present invention is not described in detail belongs to the well-known technique of professional and technical personnel in the field.
Claims (10)
1. a kind of satellite South atlantic anomaly safeguard protection autonomous control method characterized by comprising
The characteristic information of South atlantic anomaly is parsed, load discretionary security protection decision criteria is established；
Decision criteria is protected according to load discretionary security by data handling subsystem, South atlantic anomaly state value S is calculated；
According to the South atlantic anomaly state value S being calculated, determine that high energy payload, middle energy payload, low energy have
Whether effect load and carrying integrated controller enter exceptions area；Wherein, if the South atlantic anomaly state value being calculated
S is 1, it is determined that high energy payload, middle energy payload, low energy payload, carrying integrated controller enter exceptions area；If
The South atlantic anomaly state value S being calculated is 0, it is determined that high energy payload, middle energy payload, low energy effectively carry
Lotus, carrying integrated controller leave exceptions area.
2. satellite South atlantic anomaly safeguard protection autonomous control method according to claim 1, which is characterized in that right
The characteristic information of South atlantic anomaly is parsed, and load discretionary security protection decision criteria is established, comprising:
3 particle monitors and 1 space environmental monitor are configured for Satellite Payloads subsystem；Pass through 3 particles
Monitor and 1 space environmental monitor, detect the particle energy and distribution of satellite local environment, obtain corresponding height
The sum of energy particle counting, high energy proton counting rate and the sum of high energy electron counting rate, as environment measurement normal data；Together
When, the time infused on ground into South atlantic anomaly and the time for leaving South atlantic anomaly are received, as the time
Normal data.
3. satellite South atlantic anomaly safeguard protection autonomous control method according to claim 2, which is characterized in that ring
Border measurement standard data and time standard data can be respectively set to enable and/or forbid by infusing on ground.
4. satellite South atlantic anomaly safeguard protection autonomous control method according to claim 2, which is characterized in that by
Data handling subsystem protects decision criteria according to load discretionary security, and South atlantic anomaly state value S is calculated, comprising:
The time standard data infused in reception；
By data handling subsystem according to the time standard data of upper note, the time that South atlantic anomaly is calculated determines state S1
Value；Wherein, if the present satellites time is greater than or equal to when circle enters the time of South atlantic anomaly and is less than when circle leaves
The time of South atlantic anomaly, then S1=0；If the present satellites time is greater than or equal to when circle leaves South atlantic anomaly
Time, and it is less than the time that next circle enters South atlantic anomaly, then S1=1.
5. satellite South atlantic anomaly safeguard protection autonomous control method according to claim 4, which is characterized in that S1
When calculating enabled, if not receiving the time standard data of note, S1 is set to 1；When S1 calculating is forbidden, S1 value is set to 1, star
On no longer from host computer.
6. satellite South atlantic anomaly safeguard protection autonomous control method according to claim 2, which is characterized in that by
Data handling subsystem protects decision criteria according to load discretionary security, and South atlantic anomaly state value S is calculated, comprising:
According to the high energy particle count results of 3 particle monitors, the particle counting rate of 3 particle monitors is determined；
By data handling subsystem according to the particle counting rate of 3 particle monitors, the particle prison of South atlantic anomaly is calculated
Survey the value that device determines state S2；Wherein: if being greater than for any one continuous 3 seconds in the particle counting rate of 3 particle monitors
Or it is equal to the first given threshold, then S2=0；If being respectively less than within the particle counting rate of 3 particle monitors continuous 10 seconds first to set
Determine threshold value, then S2=1.
7. satellite South atlantic anomaly safeguard protection autonomous control method according to claim 6, which is characterized in that the
One given threshold is 100；Data handling subsystem judges time interval no more than 1 second；S2 calculating is when forbidding, and S2 value is set to 1, on star not
Again from host computer.
8. satellite South atlantic anomaly safeguard protection autonomous control method according to claim 2, which is characterized in that by
Data handling subsystem protects decision criteria according to load discretionary security, and South atlantic anomaly state value S is calculated, comprising:
The sum of high energy proton counting rate provided by data handling subsystem according to space environmental monitor and high energy electron counting rate
The sum of, the space environmental monitor that South atlantic anomaly is calculated determines the value of state S3；Wherein, if high energy proton counts
The sum of rate is greater than or equal to the second given threshold in the sum of high energy electron counting rate continuous 3 seconds, then S3=0；If high energy proton
Both less than the second given threshold of the sum of counting rate and the sum of high energy electron counting rate continuous 10 seconds, then S3=1.
9. satellite South atlantic anomaly safeguard protection autonomous control method according to claim 8, which is characterized in that the
Two given thresholds are 100；Data handling subsystem judges time interval no more than 1 second；S3 calculating is when forbidding, and S3 value is set to 1, on star not
Again from host computer.
10. a kind of satellite South atlantic anomaly safeguard protection self-control system characterized by comprising
Module is established, is parsed for the characteristic information to South atlantic anomaly, the protection of load discretionary security is established and determines
Criterion；
It is different that South Atlantic Ocean is calculated for protecting decision criteria according to load discretionary security by data handling subsystem in computing module
Normal zone state value S；
Determination module, for according to the South atlantic anomaly state value S that is calculated, determining high energy payload, middle can have
Whether effect load, low energy payload and carrying integrated controller enter exceptions area；Wherein, if the Nan great Xi being calculated
Foreign exceptions area state value S is 1, it is determined that high energy payload, low energy payload, carries comprehensively control at middle energy payload
Device enters exceptions area；If the South atlantic anomaly state value S being calculated be 0, it is determined that high energy payload, it is middle can be effective
Load, low energy payload, carrying integrated controller leave exceptions area.
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