CN103970125B - A kind of method monitoring in carrier space vehicle control system used group device state - Google Patents
A kind of method monitoring in carrier space vehicle control system used group device state Download PDFInfo
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- CN103970125B CN103970125B CN201410188934.2A CN201410188934A CN103970125B CN 103970125 B CN103970125 B CN 103970125B CN 201410188934 A CN201410188934 A CN 201410188934A CN 103970125 B CN103970125 B CN 103970125B
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Abstract
Disclosure of the invention is a kind of monitors the method for used group device state in carrier space vehicle control system, the present invention includes that launching front control system is used to group pulse amount monitoring content of parameter and computing formula, it is used to the increment of positive and negative two-way pulsed quantity in the group pulse amount certain intervals second by calculating telemetry parameter, realize being used to organize the monitoring of device to control system, combine whether fixing threshold decision used group device exists fault by monitoring result, take measures in time when being diagnosed to be fault, guaranteeing the safety and reliability that carrier rocket is launched, technology realizes simple.Technique is successfully applied to monitoring before carrier rocket is launched.
Description
Technical field
The present invention relates to a kind of state monitoring method, particularly relate to used group device in a kind of monitoring carrier space vehicle control system
The method of state, is mainly used in control system before carrier rocket is launched and is used to organize the monitoring of device state, belong to observation and control technology neck
Territory.
Background technology
Before penetrating, monitoring is that system each to rocket carries out last comprehensive analysis before rocket will blast off, and is auxiliary
Help Main Means that decision-making launches and guarantee the successful important step of launch mission.Carrier rocket launch before monitoring technology refer to into
In time, accurately finding fault before carrier rocket faces transmitting, before penetrating, "-30min " to " igniting " period is to crucial remote measurement ginseng
The technology that number is monitored in real time.Control system is carrier rocket core system, and used group of device in control system is fortune
Carrying one of rocket key unit, used group device is mainly used to calculate rocket bearing angle and attitude angle Sensitive Apparatus, used group device
Quality directly affects carrier rocket success or failure.Checking used group device quality is generally completed by method of testing, used before being unkitted rocket
Group device detection has relatively multi-method, but used group device is only capable of being surveyed by control system after being installed to rocket in launching site is tested
Examination completes, the most domestic there are no launch for carrier rocket before monitoring side before the penetrating of used group device pulse amount in control system
Method.
Summary of the invention
This technological invention solves the technical problem that and is: overcome the deficiencies in the prior art, the present invention to provide a kind of monitoring delivery
The method of used group device state in rocket control system, for judging that in control system, used group device pulse amount output state is just
Whether normal, thus find used group device fault in time, accurately, it is ensured that the safety and reliability that carrier rocket is launched.
The technical scheme of this technological invention is: a kind of method monitoring in carrier space vehicle control system used group device state,
Step is as follows:
The first step: utilize telemetry system to measure remote measurement before transmitting and measure used group pulse amount on the occasion of Magyz, the used group of remote measurement measurement
Pulsed quantity negative value Magyf and telemetry frame counting Num；
Second step: per interval N extract the remote measurement in same telemetry frame measure used group pulse amount on the occasion of Magyz,
Used group pulse amount negative value Magyf and the concrete data of telemetry frame counting Num are measured in remote measurement；
3rd step: three the concrete data of parameter extracting second step carry out threshold decision, used group pulse amount is measured in remote measurement
On the occasion of the threshold range (A1, A2) of Magyz, the threshold range (B1, B2) of used group pulse amount negative value Magyf, remote measurement are measured in remote measurement
The threshold range (C1, C2) of frame count Num；
When remote measurement measures used group pulse amount on the occasion of Magyz more than A2 or less than A1, the used group pulse amount negative value of remote measurement measurement
When Magyf more than B2 or is more than C2 less than B1 or telemetry frame counting Num or is less than C1, then judge the concrete of these three parameters
Numerical value is invalid data and abandons, and chooses the concrete data of three parameters in subsequent time telemetry frame in order simultaneously and continues
Continue and judge, otherwise judge that the concrete numerical value of these three parameters is actual parameter and stores, the like；
4th step: utilize the valid data of the 3rd step storage, calculate a certain control system according to below equation and be used to group pulse
Amount, formula is as follows:
The used group pulse amount of a certain control system of Magy；
Magyz remote measurement measures used group pulse amount on the occasion of valid data；
Used group pulse amount negative value valid data are measured in Magyf remote measurement；
Num telemetry frame counting valid data；
N time interval；
5th step: utilize the control system of four-step calculation to be used to group pulse amount, uses thresholding method to a certain control
System is used to group pulse amount and is carried out judging and exporting result, and a certain control system is used to the threshold range (Y1, Y2) of group pulse amount Magy,
It is used to group pulse amount Magy when control system and more than Y2 or is less than Y1, then judge that control system is used to group pulse amount Magy and event is occurred
Barrier, is otherwise considered as normal；
6th step, completes the monitoring to group device state used in carrier space vehicle control system.
The N value 6-8 second in described second step.
This technological invention compared with prior art has the advantages that the present invention includes that launching front control system is used to group
Pulsed quantity monitoring content of parameter and computing formula, is used to positive and negative two-way in the group pulse amount certain intervals second by calculating telemetry parameter
The increment of pulsed quantity, it is achieved control system is used to organize the monitoring of device, combines fixing threshold decision by monitoring result and is used to group
Whether device exists fault, takes measures in time when being diagnosed to be fault, it is ensured that the safety and reliability that carrier rocket is launched,
Technology realizes simple.Technique is successfully applied to monitoring before carrier rocket is launched.
Accompanying drawing explanation
Fig. 1 is the flowchart of the present invention.
Detailed description of the invention
The present invention will be further described in detail with specific embodiment below in conjunction with the accompanying drawings:
Before launching according to carrier rocket, control system is used to the monitoring parameter monitoring requirement of group pulse number and content, determines and needs prison
Measurement information kind, clearly monitors flow process, determines monitoring information content, is embodied as step as shown in Figure 1:
The first step: utilize telemetry system to measure remote measurement before transmitting and measure used group pulse amount on the occasion of Magyz, the used group of remote measurement measurement
Pulsed quantity negative value Magyf and telemetry frame counting Num；
Second step: per interval N extract the remote measurement in same telemetry frame measure used group pulse amount on the occasion of Magyz,
Used group pulse amount negative value Magyf and the concrete data of telemetry frame counting Num are measured in remote measurement；
3rd step: three the concrete data of parameter extracting second step carry out threshold decision, used group pulse amount is measured in remote measurement
On the occasion of the threshold range (A1, A2) of Magyz, the threshold range (B1, B2) of used group pulse amount negative value Magyf, remote measurement are measured in remote measurement
The threshold range (C1, C2) of frame count Num；
Data validity judges to be shown in Table 1；
Table 1 data validity judges table
When remote measurement measures used group pulse amount on the occasion of Magyz more than A2 or less than A1, the used group pulse amount negative value of remote measurement measurement
When Magyf more than B2 or is more than C2 less than B1 or telemetry frame counting Num or is less than C1, then judge the concrete numerical value of this parameter
For invalid data and abandon, choose in order simultaneously the concrete data of three parameters in subsequent time telemetry frame and continue into
Row judges, otherwise judges that the concrete numerical value of this parameter is actual parameter and stores, the like；
4th step: utilize the valid data of the 3rd step storage, calculate a certain control system according to below equation and be used to group pulse
Amount, formula is as follows:
The used group pulse amount of a certain control system of Magy；
Magyz remote measurement measures used group pulse amount on the occasion of valid data；
Used group pulse amount negative value valid data are measured in Magyf remote measurement；
Num telemetry frame counting valid data；
N time interval；
5th step: utilize the control system of four-step calculation to be used to group pulse amount, uses thresholding method to a certain control
System is used to group pulse amount and is carried out judging and exporting result, and a certain control system is used to the threshold range (Y1, Y2) of group pulse amount Magy,
It is used to group pulse amount Magy when control system and more than Y2 or is less than Y1, then judge that control system is used to group pulse amount Magy and event is occurred
Barrier, is otherwise considered as normal；
Different control systems are used to group pulse amount and are used different parameters threshold range, and concrete threshold value and determination methods are shown in Table 2 institutes
Show；
Table 2 control system is used to group pulse amount thresholding method table
6th step, completes the monitoring to group device state used in carrier space vehicle control system.
Below in conjunction with specific embodiment, this technological invention is further described in detail:
The first step: in order to calculating control system is used to group pulse amount 1 (Magy1), need remote measurement measure parameter be: remote measurement measure
Used group pulse amount 1 measures used group pulse amount 1 negative value (Magy1f), telemetry frame counting (Num) on the occasion of (Magy1z), remote measurement；
Second step: according to calculating time interval 6 seconds, the concrete data of three parameters of extraction in telemetry frame:
Magy1z1st frame、Magy1f1st frameIt is the 1st positive and negative pulsed quantity of frame, Magy1z25th frame、Magy1f25th frameIt it is the 25th positive and negative pulsed quantity of frame.
Num1st frame、Num25th frameIt is the 1st frame and the 25th frame telemetry frame count value；
3rd step: use thresholding method, according to table 1, data above is carried out Effective judgement.Assume by effectively
Property judge；
4th step: according to formula 1, calculating control system is used to the numerical value of group pulse amount 1 (Magy1)
5th step: use thresholding method, according to table 2, calculating control system is used to group pulse amount 1 (Magy1) and sentences
Break and export result.
The non-detailed description of this technological invention is known to the skilled person technology.
Claims (2)
1. monitor the method for used group device state in carrier space vehicle control system for one kind, it is characterised in that step is as follows:
The first step: utilize telemetry system to measure remote measurement before transmitting and measure used group pulse amount on the occasion of Magyz, the used group pulse of remote measurement measurement
Amount negative value Magyf and telemetry frame counting Num；
Second step: per interval N extracts the remote measurement in same telemetry frame and measures used group pulse amount on the occasion of Magyz, remote measurement
Measure used group pulse amount negative value Magyf and the concrete data of telemetry frame counting Num；
3rd step: three the concrete data of parameter extracting second step carry out threshold decision, remote measurement measure used group pulse amount on the occasion of
The threshold range (A1, A2) of Magyz, the threshold range (B1, B2) of used group pulse amount negative value Magyf, telemetry frame meter are measured in remote measurement
The threshold range (C1, C2) of number Num；
When remote measurement measures used group pulse amount on the occasion of Magyz more than A2 or less than A1, used group pulse amount negative value Magyf of remote measurement measurement
When more than B2 or being more than C2 less than B1 or telemetry frame counting Num or be less than C1, then judge the concrete numerical value of these three parameters
For invalid data and abandon, choose in order simultaneously the concrete data of three parameters in subsequent time telemetry frame and continue into
Row judges, otherwise judges that the concrete numerical value of these three parameters is actual parameter and stores, the like；
4th step: utilize the valid data of the 3rd step storage, calculate a certain control system according to below equation and be used to group pulse amount, public
Formula is as follows:
The used group pulse amount of a certain control system of Magy；
Magyz remote measurement measures used group pulse amount on the occasion of valid data；
Used group pulse amount negative value valid data are measured in Magyf remote measurement；
Num telemetry frame counting valid data；
N time interval；
5th step: utilize the control system of four-step calculation to be used to group pulse amount, uses thresholding method to a certain control system
Used group pulse amount carries out judging and exporting result, and a certain control system is used to the threshold range (Y1, Y2) of group pulse amount Magy, works as control
System processed is used to group pulse amount Magy and more than Y2 or is less than Y1, then judge that control system is used to group pulse amount Magy and is broken down, no
Then it is considered as normal；
6th step, completes the monitoring to group device state used in carrier space vehicle control system.
A kind of method monitoring in carrier space vehicle control system used group device state the most according to claim 1, its feature
It is: the N value 6-8 second in described second step.
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| US8558153B2 (en) * | 2009-01-23 | 2013-10-15 | Raytheon Company | Projectile with inertial sensors oriented for enhanced failure detection |
| US8344303B2 (en) * | 2010-11-01 | 2013-01-01 | Honeywell International Inc. | Projectile 3D attitude from 3-axis magnetometer and single-axis accelerometer |
| CN103090796B (en) * | 2011-11-01 | 2017-03-15 | 北京航天发射技术研究所 | Rocket beat, the measuring system of sedimentation and method |
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