CN105068415B - Method during with testing survey station star school is docked without star - Google Patents
Method during with testing survey station star school is docked without star Download PDFInfo
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- CN105068415B CN105068415B CN201410857541.6A CN201410857541A CN105068415B CN 105068415 B CN105068415 B CN 105068415B CN 201410857541 A CN201410857541 A CN 201410857541A CN 105068415 B CN105068415 B CN 105068415B
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Abstract
The present invention provides a kind of method during experiment survey station star is docked without star school, utilize the characteristic for regarding segmental arc between survey station altogether, other survey station stars ground equipment fixed delays without docking experimental condition are calculated by with having the survey station star of docking experimental condition equipment fixed delay, measured during school with further obtaining star, function when realizing survey station star is docked without star school.The realization of function when realizing with causing ground survey station star school of the present invention is no longer constrained by geographical position or task time, when docking experiment unconditional development star, still ensure function when ground survey station possesses school, the smooth development of effective guarantee TT＆C task, the positive exemplar of Satellite TT subsystem need not be transported to each survey station simultaneously and carry out docking experiment, the smooth implementation of space flight measurement and control task is more convenient.
Description
Technical field
The invention belongs to space technology field, and in particular to spacecraft observation and control technology field.
Background technology
In spacecraft measurement and control area, for ensure Satellite Orbit Maneuver correction accuracy and accuracy, therefore, to assure that star when
Between it is consistent, star the time difference require to be maintained in 5ms, i.e., the difference control of time and ground elapsed time are in the range of 5ms on star, special feelings
Control is then needed under condition in the range of 1ms.Generally, the calculating of Satellite Orbit Maneuver control correction is centrally generated by ground-based mission, then
The process data at task center is injected on satellite by ground survey station, if the world time difference is not controlled in above-mentioned model in the process
In enclosing, then time reference is inconsistent with controlling the star of correction for Satellite Orbit Maneuver, it will greatly influence the precision of rail control.Pass through ground
With ensuring star time consistency when face survey station is to satellite school, is the effective measures for lifting satellite rail control quality, therefore ground survey station is appointed
Function during school, just can ensure that the control of the world time difference in the threshold value that task is limited with must possessing star during business.
At present, with entering planet dock experiment be survey station carry out star school when premise.Because docking examination ground survey station star
Test be with obtaining star equipment fixed delay unique channel, and star equipment fixed delay and star distance decide satellite and ground
The star of the face survey station ground time difference, to realize during the accurate school to satellite, now the positive exemplar of Satellite TT subsystem must be transported to survey
Stand and carry out docking experiment, star could be obtained equipment fixed delay value.Other survey stations need to defend to possess ability during school, then
The positive exemplar of star tracking-telemetry and command subsystem, which is transported to each survey station, which carries out docking experiment, to realize.If the ground survey station is not docked
Experiment, or ground survey station remoteness also or far away from foreign countries are inconvenient to carry out docking experiment, then the survey station can not obtain star
Ground equipment fixed delay and then it can not complete.If the survey station is remote also or far away from foreign countries, Transporting equipment carries out docking examination
The process and formality redundant and complicated tested, input of time and goods and materials cost is huge during this, is highly detrimental to space flight measurement and control and appoints
The cost savings of business, while the completion time limit for influenceing task to be also unfavorable for the realization as scheduled of TT＆C task.
The content of the invention
It is an object of the invention to solve ground survey station to dock experiment with unconditionally entering planet, it is impossible to which equipment is consolidated with obtaining star
Fixed response time complete survey station star school when the problem of.A kind of method during experiment survey station star is docked without star school is provided, to meet
Unconditional dock experiment ground survey station star with carrying out star school when demand.In order to achieve the above object, the present invention is used
Technical scheme comprises the following steps as follows：
Step 1: regarding altogether in segmental arc in survey station A and B, survey station A star ground time difference and during school is obtained by formula (1)
ΔTA=Tcz-(T0+Twx)-ΔtA-ΔtAR (1)
Step 2: regarding altogether in segmental arc in survey station A and B, survey station B star ground equipment fixed delay is calculated by formula (2)
ΔtB=Tcz-(T0+Twx)-ΔTA-ΔtBR (2)
Step 3: in survey station B tracking segmental arcs, by formula (3) with obtaining B survey station stars time difference and during school
ΔTB=Tcz-(T0+Twx)-ΔtB-ΔtBR (3)
Step 4: regarded altogether in segmental arc in survey station B and C, circulation step two, three with obtaining C survey station stars respectively equipment fixation when
Prolong Δ tCWith star ground time difference Δ TCAnd during school；
Step 5: the acquisition of other experiment survey station star is docked without star time differences is with step 2 to four；
Wherein：A is has docking experiment survey station, and B, C are to test survey station without docking, have between survey station A and B and B and C and regard arc altogether
Section；ΔTAFor the A survey station stars ground time difference；TczFor the ground survey station time；T0For time initial time on star；TwxFor on telemetry frame culminant star
Time, relative to initial time timing, T on star0+TwxConstitute the time on star；ΔtAFor A survey station stars ground equipment fixed delay,
It is defined by the data that observing and controlling positive sample docking in the world is obtained；ΔtARFor the space propagation time delay of A survey stations to satellite, the scheming in task
Obtain；ΔtBFor B survey station stars ground equipment fixed delay；ΔtBRFor the space propagation time delay of B survey stations to satellite；ΔTBSurveyed for B
With standing star time difference.
The present invention has the advantages and positive effects of：
1st, the present invention can be in the case of with only carrying out survey station star observing and controlling docking, using having in task with the survey station
Altogether depending on segmental arc other survey stations with entering planet school when, it is possible to this is extrapolated to other survey stations, so can be easy to by one carry out
Information speculates that other do not carry out information when the school of survey station is tested in docking when docking the survey station school of experiment so that do not enter ground docking examination
The function when survey station tested can also possess school, greatly enhances flexibility during survey station school.
2nd, realization of the invention, ability will be limited no longer or task time constraint by geographical position during the survey station school of ground, together
When the positive exemplar of Satellite TT subsystem need not be transported to each survey station carry out docking experiment, facilitated while cost-effective
The normal implementation of TT＆C task.
Embodiment
At present, local and overseas Chinese survey station up to dozens of, exists a large amount of to all kinds of low rails, middle high rail and lunar exploration satellite
Segmental arc is regarded altogether, and much duration altogether regarding segmental arc is even up to more than a few hours.It is so-called to regard segmental arc altogether, refer to that survey station A and survey station B exist
Certain time period can carry out observing and controlling to certain satellite simultaneously, then the period be referred to as regarding arc altogether between survey station A and survey station B
Section.The present invention is, using the characteristic for regarding segmental arc altogether, to be calculated by with having the survey station star of docking experimental condition equipment fixed delay
Other survey station stars ground equipment fixed delays without docking experimental condition, are measured, with realizing survey station star school with further obtaining star during school
Shi Gongneng.
It is located in the positive sample docking of world observing and controlling, only to A survey stations, equipment fixed delay is measured with entering planet, if A, B survey station have
Have and regard segmental arc altogether, then using A survey station stars equipment fixed delay and star distance obtain A survey station schools when measure, then pass through B survey stations
Star ground anti-with the releasing B survey station stars equipment fixed delay of distance, with further calculating star time difference, so as to be carried out with B survey stations
During school.
If B survey stations and C survey stations have regards segmental arc altogether, the star ground equipment fixed delay of C survey stations is extrapolated using this method
Measured during with school.Can extrapolate by that analogy have two-by-two altogether depending on segmental arc survey station star equipment fixed delay and measure during school,
So as to complete the realization of ability during without with docking the survey station star tested school, the smooth implementation of space flight measurement and control task is ensured.
Below so that the phase of moon exploration program three reenters return flight test mission as an example.In the positive sample docking of world observing and controlling, only survey
Equipment fixed delay, will be used for ensuring that service module and recoverable capsule separation moment return during the school at Qingdao station with having measured Qingdao survey station star
The time reference of device navigation initial value.However, being needed after during the school of Qingdao station to the separation of cabin device by several hours, due to service
Cabin clock drift amount is larger, therefore can not ensure correcting delay precision.Before the separation of cabin device, it need to be calibrated using Namibia station,
But the overall funds of detector development time progress, engineering and handling for procedure for going abroad can not all ensure to carry out at Namibia station
Docking.In face of complicated case, using Namibia stand with Keshen station regard segmental arc and Keshen station and Qingdao station altogether regard arc altogether
Section, with solving multistation star problem during school.Specific method is as follows：
Step one：Obtain the star ground time difference of docking experiment A survey stations (Qingdao)
Regarded altogether in segmental arc in A survey stations (Qingdao) and B survey stations (Keshen), the star ground time difference Δ at A stations is calculated using formula (1)
TA；
ΔTA=Tcz-(T0+Twx)-ΔtA-ΔtAR (1)
In formula：
●ΔTAFor the star ground time difference, that is, measured during school, as Δ TADuring ＞ 0, clock on star is set ahead, as Δ TADuring ＜ 0, set back
Clock on star；
●TczFor the ground survey station time；
●T0For time initial time on star；
●TwxFor the time on telemetry frame culminant star, relative to initial time timing, T on star0+TwxConstitute the time on star；
●ΔtAFor A survey station stars ground equipment fixed delay, it is defined by the data that observing and controlling positive sample docking in the world is obtained；
●ΔtARFor the space propagation time delay of A survey stations to satellite, obtained by task center calculation.
Step 2：Obtain B survey stations (Keshen) star ground equipment fixed delay
Regarded altogether in segmental arc in A survey stations and B survey stations, utilize formula Δ TA=Tcz-(T0+Twx)-ΔtB-ΔtBRExtrapolate B surveys
With standing star equipment fixed delay Δ tB, Δ tB==Tcz-(T0+Twx)-ΔTA-ΔtBR, Δ t in formulaBRFor the sky of B survey stations to satellite
Between propagation delay time.
Step 3：Obtain the star ground time difference of B survey stations (Keshen)
In B survey stations tracking segmental arc, formula (2) with calculating B survey station stars time difference Δ T is utilizedB
ΔTB=Tcz-(T0+Twx)-ΔtB-ΔtBR (2)
And be calibrated.
Step 4：Obtain the star ground time difference of C survey stations (Namibia)
B survey stations (Keshen) and C survey stations (Namibia) have regards segmental arc altogether, then circulation step two, three can respectively obtain C survey stations
Star ground equipment fixed delay Δ tCWith C survey station stars ground time difference Δ TC。
Step 5：By that analogy, the acquisition of other experiment survey station star is docked without star time differences can make with step 2 to four
It is other it is multiple without docking survey station with possessing star school when function.
The present invention provide it is a kind of without docking experiment survey station star school when method, pass through the above-mentioned inspection for putting into practice task
Work well, with solving multistation star problem during school, with improving survey station star quality during school.The present invention makes full use of two survey stations
Between altogether regard segmental arc characteristic, for without carry out docking experiment survey station with realizing star school when provide new method.
Claims (1)
1. method during with testing survey station star school is docked without star, it is characterised in that following steps：
Step one：In regarding altogether in segmental arc for survey station A and B, survey station A star ground time difference and during school is obtained by formula (1)
ΔTA=Tcz-(T0+Twx)-ΔtA-ΔtAR (1)
Step 2：In regarding altogether in segmental arc for survey station A and B, survey station B star ground equipment fixed delay is calculated by formula (2)
ΔtB=Tcz-(T0+Twx)-ΔTA-ΔtBR (2)
Step 3：In survey station B tracking segmental arcs, by formula (3) with obtaining survey station B stars time difference and during school
ΔTB=Tcz-(T0+Twx)-ΔtB-ΔtBR (3)
Step 4：Regarded altogether in segmental arc in survey station B and C, with the obtaining C survey station stars respectively equipment fixed delay Δ t of circulation step two, threeC
With star ground time difference Δ TCAnd during school；
Step 5：The acquisition of other experiment survey station star is docked without star time differences is with step 2 to four；
Wherein：A is has docking experiment survey station, and B, C are to test survey station without docking, have between survey station A and B and B and C and regard segmental arc altogether；
ΔTAFor the A survey station stars ground time difference；TczFor the ground survey station time；T0For time initial time on star；TwxDuring on telemetry frame culminant star
Between, relative to initial time timing, T on star0+TwxConstitute the time on star；ΔtAFor A survey station stars ground equipment fixed delay, with
The data that observing and controlling positive sample docking in the world is obtained are defined；ΔtARFor the space propagation time delay of A survey stations to satellite, by task center calculation
Obtain；ΔtBFor B survey station stars ground equipment fixed delay；ΔtBRFor the space propagation time delay of B survey stations to satellite；ΔTBFor B survey stations
The star ground time difference.
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4897661A (en) * | 1987-04-10 | 1990-01-30 | Sony Corporation | Method and apparatus for determining the position of a vehicle |
| CN201110949Y (en) * | 2007-10-12 | 2008-09-03 | 丁志军 | Self-checking satellite synchronous standard clock |
| CN101383653A (en) * | 2008-10-30 | 2009-03-11 | 航天东方红卫星有限公司 | Automatic time synchronizing method on satellite |
| CN201294513Y (en) * | 2008-09-26 | 2009-08-19 | 华东电网有限公司 | System for synchronizing whole network time based on satellite common vision |
| CN102012671A (en) * | 2009-09-08 | 2011-04-13 | 上海卫星工程研究所 | Simple multimode high-stability satellite clock device |
| CN102118847A (en) * | 2009-12-31 | 2011-07-06 | 北京控制工程研究所 | Satellite clock and ground clock unifying method and device for ground test |
| CN102566408A (en) * | 2010-12-10 | 2012-07-11 | 上海卫星工程研究所 | Calibration system for satellite clock and calibration method thereof |
| CN102981402A (en) * | 2012-11-20 | 2013-03-20 | 北京控制工程研究所 | Method for calibrating satellite-to-ground time |
| CN103197535A (en) * | 2013-04-12 | 2013-07-10 | 北京空间飞行器总体设计部 | Method for satellite-ground timing with oscilloscope |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6785553B2 (en) * | 1998-12-10 | 2004-08-31 | The Directv Group, Inc. | Position location of multiple transponding platforms and users using two-way ranging as a calibration reference for GPS |
-
2014
- 2014-12-31 CN CN201410857541.6A patent/CN105068415B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4897661A (en) * | 1987-04-10 | 1990-01-30 | Sony Corporation | Method and apparatus for determining the position of a vehicle |
| CN201110949Y (en) * | 2007-10-12 | 2008-09-03 | 丁志军 | Self-checking satellite synchronous standard clock |
| CN201294513Y (en) * | 2008-09-26 | 2009-08-19 | 华东电网有限公司 | System for synchronizing whole network time based on satellite common vision |
| CN101383653A (en) * | 2008-10-30 | 2009-03-11 | 航天东方红卫星有限公司 | Automatic time synchronizing method on satellite |
| CN102012671A (en) * | 2009-09-08 | 2011-04-13 | 上海卫星工程研究所 | Simple multimode high-stability satellite clock device |
| CN102118847A (en) * | 2009-12-31 | 2011-07-06 | 北京控制工程研究所 | Satellite clock and ground clock unifying method and device for ground test |
| CN102566408A (en) * | 2010-12-10 | 2012-07-11 | 上海卫星工程研究所 | Calibration system for satellite clock and calibration method thereof |
| CN102981402A (en) * | 2012-11-20 | 2013-03-20 | 北京控制工程研究所 | Method for calibrating satellite-to-ground time |
| CN103197535A (en) * | 2013-04-12 | 2013-07-10 | 北京空间飞行器总体设计部 | Method for satellite-ground timing with oscilloscope |
Non-Patent Citations (2)
| Title |
|---|
| 《一种适用于外场站接收机设备时延的标定方法》;陶春燕等;《现代导航》;20120831(第4期);第255-257页 * |
| 《嫦娥一号卫星星地时差校正量计算方法》;任金彬等;《航天器工程》;20081130;第17卷(第6期);第84-87页 * |
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