CN101950330B - Real time data processing method of lunar satellite X-ray detector - Google Patents
Real time data processing method of lunar satellite X-ray detector Download PDFInfo
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Abstract
The invention discloses a real time data processing method of a lunar satellite X-ray detector, comprising the following steps: respectively performing corresponding data processing on real time scientific data, engineering data and telemetering data detected by the lunar satellite X-ray detector and displaying the processing results; checking whether the three classes of real time detection data are abnormal based on the respective judgment standard of the real time scientific data, the engineering data and the telemetering data detected by the X-ray detector; and if so, closing the X-ray detector or reporting the abnormal condition. By the data processing method provided by the invention, whether the real time data acquired by the lunar satellite X-ray detector are normal can be checked so as to judge whether the X-ray detector is in normal operation to ensure the smooth operation of the lunar detection.
Description
Technical field
The present invention relates to a kind of data processing method, relate in particular to a kind of method that moonik X-ray detector real time data is handled.
Background technology
The moonik X-ray detector is mainly used in element kind and the content information thereof of surveying moonscape.In order to guarantee that X-ray detector effectively probes into the moon, must real time monitoring and the real time data of check moonik X-ray detector, mainly comprise real-time science data, project data and the telemetry of X-ray detector.Through supervision and check to the real time data of X-ray detector, judge according to the criterion of each real time data whether the duty of X-ray detector is normal, when finding the X-ray detector operation irregularity, should in time take counter-measure.But, still do not have relevant supervision and the method for checking moonik X-ray detector real time data both at home and abroad.Therefore, in order to keep watch on and to check X ray spectrometer real-time working state need design a cover science and supervision and the method for checking real time data effectively.Through repetition test repeatedly, sum up a cover science and keep watch on the method with check moonik X-ray detector real time data effectively.
Summary of the invention
In order to overcome the above-mentioned defective of prior art, the invention provides a kind of moonik X-ray detector real-time data processing method, can keep watch on and check moonik X-ray detector real time data through this method.
Method of the present invention comprises step: real-time science data, project data and telemetry to the moonik X-ray detector is surveyed are carried out the corresponding data processing respectively, and the display process result; According to the criterion separately of the real-time science data of X-ray detector, project data and telemetry, check three types of real-time detection data whether unusual; If real time data occurs unusual, then close X-ray detector and perhaps abnormal conditions are reported.
Said science data adopt example data layout or road counting spectrum data layout.
If the form of said science data is example data layouts, then corresponding data is handled and is comprised step: the predetermined cumulative time of 1) confirming the counting spectrum; 2) during the accumulative total road counting that data based its probe unit of the example that in the cumulative time, X-ray detector is collected number is accumulated to corresponding probe unit number by example ground is composed.The initial accumulative total spectrum of each probe unit number be horizontal ordinate be 1～1024 (according to probe designs decide maximum can the road number) road; Ordinate is zero road counting spectrum; Whenever collect example data; At first judge its probe unit number, and then can Taoist monastic name the accumulative total spectrum of corresponding probe unit number be added 1 to ordinate that should be able to Taoist monastic name, count and compose data until add up road in the predetermined cumulative time according to it; 3) according to 2) next bar road counting spectrum data of mode accumulative total, repeating step 2) and 3), dispose until real-time science data.
The accumulated time of said road counting spectrum is preferably 0.5～2 hour.
If said science data are counting spectrum data layouts, then corresponding data is handled and is comprised: the cumulative time of 1) confirming the counting spectrum; 2) the road counting spectrum that X-ray detector is collected is accumulated in the accumulative total road counting spectrum of corresponding probe unit number one by one; The initial accumulative total spectrum of each probe unit number be horizontal ordinate be 1～1024 (according to probe designs decide maximum can the road number) road; Ordinate is respectively zero road counting spectrum; Whenever collect road counting spectrum data, at first judge its probe unit number, and then with each of this road counting spectrum data can the road should be able to the road corresponding ordinate of the phase of the tired accumulative total road counting spectrum to this probe unit of photon number on; And then the counting spectrum data of the accumulative total road after this detection power spectrum that obtains adding up, count and compose data until add up road in the predetermined cumulative time; 3) according to 2) next bar road counting spectrum data of mode accumulative total, repeating step 2) and 3), finish until real time data processing.
Preferably, said project data and telemetry are carried out format conversion, and the data after will changing show that with the form of form the form after the conversion is scale-of-two or decimal format.
Preferably, during the X-ray detector start, under remote measurement and the normal situation of project data, counting spectrum data no longer increase X-ray detector in the accumulative total road of solar activity pediocratic, and the expression science data are unusual.
The method of the application of the invention; Can monitor the detection data of moonik X-ray detector in real time; Whether the duty of judging X-ray detector according to the criterion of each real time data is normal, in time taking counter-measure, and then guarantees that the moonik X-ray detector normally moves.
Description of drawings
Fig. 1 is the process flow diagram of moonik X-ray detector real-time data processing method of the present invention;
The process flow diagram of Fig. 2 for according to the method for the invention the science data of example data layout being handled;
Fig. 3 A and 3B are the curve distribution figure after according to the method for the invention real-time science data being handled;
Fig. 4 is that the X-ray detector accumulative total road counting that obtains is according to the method for the invention composed the curve map of data.
Embodiment
For making the object of the invention, technical scheme and advantage clearer, below in conjunction with specific embodiment, and with reference to accompanying drawing, to further explain of the present invention.
Process flow diagram with reference to Fig. 1; The invention provides a kind of moonik X-ray detector real-time data processing method; Can invent according to this and keep watch on and check moonik X-ray detector real-time working state; And invention is taked corresponding counter-measure to the abnormal conditions that real time data occurs according to this, and the method comprising the steps of:
The real-time down-transmitting data of moonik X-ray detector comprises science data, project data and telemetry.
Indication science data of the present invention are meant the science data that X-ray detector detects when on moonik, working; It adopts following two kinds of data layouts usually; Wherein a kind of is the example data layout; The photon energy that is used for record acquisition, what comprise the probe unit number of acquisition time, collection and gather probe unit can Taoist monastic name.Another kind is a counting spectrum data layout, is used to write down the photon number that each ability road of instrument is gathered in some seconds.
When the original scientific exploration data that pass under the X-ray detector are the example data; If the form of said science data is example data layouts; With reference to the process flow diagram of Fig. 2, then corresponding data is handled and is comprised step: step 103, confirm the predetermined cumulative time that counting is composed; Step 105; During the accumulative total road counting that data based its probe unit of the example that in the cumulative time, X-ray detector is collected number is accumulated to corresponding probe unit number by example ground is composed; The initial accumulative total spectrum of each probe unit number be horizontal ordinate be 1～1024 (according to probe designs decide maximum can the road number) road; Ordinate is zero road counting spectrum; Whenever collect example data, at first judge its probe unit number, and then can Taoist monastic name the accumulative total road counting spectrum of corresponding probe unit number be added 1 to ordinate that should be able to Taoist monastic name according to it; Step 107 judges whether to reach the predetermined cumulative time, if do not reach, then changes step 105 over to, otherwise changes step 109 over to; Step 109 finishes if real time data is untreated, and changes step 105 over to, otherwise end process representes that real-time science data processing finishes.
The original scientific exploration data that pass down when X-ray detector are that required treatment step comprises: 1) confirm the cumulative time of counting spectrum, this time is preferably 0.5～2 hour when counting the spectrum data; 2) the road counting spectrum that X-ray detector is collected is accumulated in the accumulative total road counting spectrum of corresponding probe unit number one by one; Concrete accumulative total method is that the initial accumulative total of each probe unit number composes is that horizontal ordinate is 1～1024 road; Wherein maximum ability road number can be decided by the road number by the X-ray detector design, and ordinate is respectively that zero road counting is composed; Whenever collect road counting spectrum data; At first judge its probe unit number; And then with each of this road counting spectrum data can the road should be able to the road corresponding ordinate of the phase of the tired accumulative total road counting spectrum to this probe unit of photon number on, and then accumulative total road counting spectrum data after this detection power spectrum that obtains adding up; Until the road counting spectrum data that added up in the predetermined cumulative time; 3) according to step 2) next bar road counting spectrum data of mode accumulative total, finish until real time data processing.
Through after the above-mentioned processing, the science data after the processing adopt curve form to show that display effect is shown in Fig. 3 A and 3B to real-time science data.
Curve among Fig. 3 A and the 3B promptly is the counting spectrum, and its horizontal ordinate is represented the ability road, and ordinate is represented photon number.1111 expression Si-PIN arrays, 1,2222 expression Si-PIN array 2, and each Si-PIN array is formed by ten Si-PIN probe units, comprises two low energy detectors, eight high energy detectors.The numeral probe unit of Si-PIN array sign (1111 or 2222) back number among Fig. 3 A and the 3B, wherein probe unit numbers 9 and 10 is the low energy detector, and 1-8 is a high energy detector.Represent the 9th detector in the Si-PIN array 1 like 1111-9, and be the low energy detector.
Each curve is represented 1111-9 respectively among Fig. 3 A, and 1111-10,2222-9 and 2222-10 four tunnel low energy detectors be the road counting spectral curve of standalone probe separately; Fig. 3 B utilizes 1111 (1-4) respectively; 1111 (5-8); 2222 (1-4) and 2222 (5-8) four width of cloth components have been represented No. 16 high energy detectors road counting spectral curve of standalone probe separately, in wherein every width of cloth component each curve representation No. four high energy detectors road counting spectral curves of standalone probe separately.
The indication project data is meant the self working state parameter that X-ray detector is gathered when on moonik, working among the present invention; Each engineering parameter adopts usually and is easy to storage; But the data layout that is difficult for the human eye Direct Recognition stores like forms such as sexadecimal, scale-of-two.Therefore; The processing of project data mainly is to change through physical quantity; Is the form that is easy to human eye identification with each engineering parameter in the project data by the format conversion that is difficult for human eye identification; As sexadecimal being converted into the decimal system or binary format, Binary Conversion is physical quantity conversions such as decimal format.Physical quantity conversion is a proven technique, and the present invention is not described in detail.Table 1 be in the project data of X-ray detector each parameter raw data with handle the back data, and the instance of required disposal route.
Table 1
Project data after handling in real time mainly adopts form to show that following table 2 has provided the representation of a part of data with the mode of example.
Table 2
State parameter when the indication telemetry is meant the X-ray detector work that is collected by satellite among the present invention, each telemetry parameter adopts usually and is easy to storage, but is difficult for the data layout of human eye Direct Recognition, stores like forms such as sexadecimal, scale-of-two.Therefore; The processing of telemetry mainly is to change through physical quantity; Is the form that is prone to human eye identification with each telemetry parameter in the telemetry by the format conversion that is difficult for human eye identification; As sexadecimal being converted into the decimal system or binary format, Binary Conversion is physical quantity conversions such as decimal format.Physical quantity conversion is a proven technique, is not described in detail among the present invention.Table three be in the telemetry of X-ray detector each parameter raw data with handle the back data, and the instance of required processing mode.
Table 3
Telemetry after handling in real time mainly adopts form to show that display effect is as shown in table 4.
Table 4
Whether step 2, it is normal to differentiate real time data.
At the telemetry of X-ray detector and project data just often, if when solar activity is in the pediocratic, the accumulative total spectrum of X-ray detector science data is in the growth state and judges that promptly science data are normal; Reach the B1 level when above in the solar activity rank, the accumulative total road counting spectrum of 30 minutes science data of X-ray detector can obviously be seen the composed peak of Mg, Al, Si between 50～200 roads.Shown in Figure 4 is solar activity rank when reaching the C1 level, 10 minutes accumulative total road of X-ray detector counting spectrum data.For real-time project data,, can judge that its project data is normal in normal span if each parameter value perhaps is under the set duty of instrument in the project data.
Each curve is represented 1111-9 respectively among Fig. 4, and 1111-10,2222-9 and 2222-10 four tunnel low energy detectors be the road counting spectral curve of standalone probe separately, and the curve horizontal ordinate is ability road (channel), and ordinate is photon number (counts).Close the peak that closes that the peak is Mg, Al, Si among the figure between the 50-200 road, when being illustrated in the solar activity rank and reaching the C1 level, in 10 minute cumulative time, No. four detectors have all detected Mg, Al, three elements of Si.
For the real-time telemetry data,, can judge that its telemetry is normal if when each parameter value is in normal span in the telemetry.Table 5 is the part telemetry parameter of X-ray detector and the instance of normal span thereof.
Table 5
| Sequence number | The parameter title | The parameter normal range |
| 1 | X secondary power supply+5V supply voltage monitoring | Power up: 3 ± 0.5 (V); Outage: 0 ± 0.5 (V) |
| 2 | X secondary power supply+12V supply voltage monitoring | Power up: 3 ± 0.5 (V); Outage: 0 ± 0.5 (V) |
| 3 | X secondary power supply-12V supply voltage monitoring | Power up: 3 ± 0.5 (V); Outage: 0 ± 0.5 (V) |
| 4 | The monitoring of sun monitor high-voltage power supply | Power up: 3 ± 0.5 (V); Outage: 0 ± 0.5 (V) |
| 5 | X |
0～35℃ |
Under remote measurement, project data normal condition, counting spectrum data no longer increase X-ray detector in the accumulative total road of solar activity pediocratic, and the expression science data are unusual, take corresponding counter-measure again after should reporting the pending data analysis of instrument development side through total activation; Reach the B1 level when above in the solar activity rank; Between 50～200 roads, obviously do not see the composed peak of Mg, Al, Si in the accumulative total road counting spectrum of 30 minutes science data of X-ray detector, take corresponding counter-measure again after should reporting the pending data analysis of instrument development side through total activation.
Certain parameter exceeds normal span or with the set duty of instrument when inconsistent in the project data; It is unusual to judge that this project parameter occurs; And the counter-measure when selecting this abnormal parameters handles, and mainly is measure such as to handle after reporting instrument development side to be analyzed more accordingly.Table 6 shows the instance of the engineering parameter of X-ray detector and the counter-measure when unusual thereof by way of example.
Table 6
When certain parameter exceeds normal span in the telemetry, can judge that this telemetry parameter is unusual, and the counter-measure when selecting this abnormal parameters handles, handle again after comprising the X-ray detector shutdown and reporting instrument development side to be analyzed etc.Table 7 is the instances that show the telemetry parameter of X-ray detector and the counter-measure when unusual thereof by way of example.
Table 7
To sum up; The present invention be directed to the disposal route of moonik X-ray detector real time data; This method is handled through the real-time scientific exploration data of moonik X-ray detector, project data and telemetry being carried out corresponding data respectively; And show (comprising curve, form etc.) science data, project data and the telemetry of X-ray detector in real time with display mode the most intuitively; According to the criterion separately of the real-time science data of X-ray detector, project data and telemetry, check three types of real-time detection data whether unusual, find that real time data occurs when unusual; Should in time take corresponding counter-measure, measure such as processing again after mainly comprising X-ray detector shutdown and reporting instrument development side's pending data to analyze.The data processing method that utilization the present invention proposes, whether the real time data that can check the moonik X-ray detector to obtain normal, and and then judge whether X-ray detector work normal, with carrying out smoothly of assurance moon exploration work.
Above-described specific embodiment; The object of the invention, technical scheme and beneficial effect have been carried out further explain, and institute it should be understood that the above is merely specific embodiment of the present invention; Be not limited to the present invention; All within spirit of the present invention and principle, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. moonik X-ray detector real-time data processing method, the method comprising the steps of:
Step 1; Real-time science data, project data and telemetry to the moonik X-ray detector is surveyed are carried out the corresponding data processing respectively; And display process result; Said science data adopt example data layout or road counting spectrum data layout, if the form of said science data is example data layouts, then corresponding data is handled and comprised step: the predefined cumulative time of 1) confirming the counting spectrum; 2) during the accumulative total road counting that data based its probe unit of the example that in the predefined cumulative time, X-ray detector is collected number is accumulated to corresponding probe unit number by example ground is composed; If the form of said science data is counting spectrum data layouts, then corresponding data is handled and is comprised step: the predefined cumulative time of 3) confirming the counting spectrum; 4) the road counting spectrum data that X-ray detector collected are accumulated in the accumulative total road counting spectrum of corresponding probe unit number one by one; Mode through the physical quantity conversion is handled project data, each engineering parameter in the project data is become to be easy to the form of human eye identification by the format conversion that is difficult for human eye identification; Mode through the physical quantity conversion is handled telemetry, is the form that is easy to human eye identification with each telemetry parameter in the telemetry by the format conversion that is difficult for human eye identification;
Step 2; The criterion separately of real-time science data, project data and the telemetry of surveying according to X-ray detector; Whether these three types of real-time detection data that the check X-ray detector produces are unusual, when certain parameter in the project data exceeds normal span or when inconsistent, judges that the parameter in this project data occurs unusual with the set duty of instrument; When certain parameter exceeds normal span in the telemetry; Judge the abnormal parameters in this telemetry, during the X-ray detector start, under remote measurement and the normal situation of project data; Counting spectrum data no longer increase X-ray detector in the accumulative total road of solar activity pediocratic, and the expression science data are unusual;
Step 3, unusual if the real-time detection data occur, then close X-ray detector and perhaps abnormal conditions are reported.
2. method according to claim 1; It is characterized in that; Step 2) further comprise: the initial accumulative total spectrum of each probe unit number is that horizontal ordinate is that 1～1024 road, ordinate are zero road counting spectrums, whenever collects example data, at first judges its probe unit number; And then can Taoist monastic name the accumulative total spectrum of corresponding probe unit number be added 1 to ordinate that should be able to Taoist monastic name according to it, until the example data that collect that added up in the predefined cumulative time.
3. method according to claim 2 is characterized in that, the predefined cumulative time of said road counting spectrum is preferably 0.5～2 hour.
4. method according to claim 3, it is characterized in that: step 4) further comprises:
The initial accumulative total spectrum of each probe unit number is that horizontal ordinate is that 1～1024 road, ordinate are respectively zero road counting spectrums; Whenever collect road counting spectrum data; At first judge its probe unit number; And then on should be able to the road corresponding ordinate of the phase that the photon number that each of this road counting spectrum data can the road is accumulated to the accumulative total road counting spectrum of this probe unit; And then the accumulative total road counting spectrum data after these road counting spectrum data that obtain adding up, count and compose data until add up road in the predefined cumulative time.
5. method according to claim 1 is characterized in that, said project data and telemetry are carried out format conversion, and the data after will changing are with the form demonstration of form.
6. method according to claim 5 is characterized in that, the form after the conversion is scale-of-two or decimal format.
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| CN102156293B (en) * | 2011-03-14 | 2012-12-12 | 中国科学院国家天文台 | Method for processing real-time data of solar wind low-energy ion detector for lunar satellite |
| CN102706322B (en) * | 2012-04-28 | 2014-12-10 | 中国科学院国家天文台 | Method for processing real-time monitoring data of moon laser altimeter |
| CN102654584B (en) * | 2012-04-28 | 2014-02-26 | 中国科学院国家天文台 | Method for processing real time data of lunar satellite microwave detector |
| CN102706452A (en) * | 2012-04-28 | 2012-10-03 | 中国科学院国家天文台 | Method for processing real-time data of lunar satellite interference imaging spectrometer |
| CN103852780B (en) * | 2012-12-04 | 2016-04-06 | 中国科学院空间科学与应用研究中心 | Wide visual field angle high energy spectral resolution Solar X-ray detector |
| CN104683698B (en) * | 2015-03-18 | 2018-02-23 | 中国科学院国家天文台 | Moon landing detector topography and geomorphology camera real-time data processing method and device |
| CN106326638A (en) * | 2016-08-12 | 2017-01-11 | 傅崇辉 | Method and device for simply detecting carcinogenic risks of indoor nitrogen oxide |
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