CN105929709A - Multi-model rocket remote measurement data simulation system - Google Patents
Multi-model rocket remote measurement data simulation system Download PDFInfo
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Abstract
The invention relates to a multi-model rocket remote measurement data simulation system. The system is characterized by comprising a rocket remote simulator simulation module, a double flow card driving module and a rocket remote simulator data conversion module, the rocket remote simulator data conversion module converts simulated flight data provided by a rocket model department or disk recording data provided by a simulation module into a data format which can be identified by the rocket remote simulator simulation module, the converted data is stored in the rocket remote simulator simulation module, the double flow card driving module modulates the data and converts digital data into analog data, the analog data is sent to a remote measurement demodulator, the remote measurement demodulator demodulates the data to convert the analog data into digital data and sends the digital data to a remote measurement terminal, and the remote measurement terminal picks up the data and sends the pick-up data to a remote measurement and control processor of a central machine.
Description
Technical field
The present invention relates to a kind of polytypic telemetry of launch vehicle data simulation system, telemetry when simulation and generation rocket flight experiment, and it being sent to telemetry demodulation equipment by double fluid card, inspection telemetry system receives correctness and the correctness of Telemetering Data Processing software of demodulation telemetry.
Background technology
In recent years, being continuously increased of new rocket and being continually changing of telemetry data reduction processing method, existing simulator cannot simulate new model telemetry of launch vehicle parameter, inspection equipment and the functional requirement of software correctness cannot be met, when being not used to check new model rocket task, telemetry receiving demodulating system and the correctness of Telemetering Data Processing software, do not reach predetermined design target.Therefore need to start the development work of polytypic telemetry of launch vehicle data simulation system.This system runs on rocket telemetry simulator system hardware platform, mainly include the parts such as rocket telemetry simulator simulation software, rocket telemetry simulator data conversion software, double fluid card driver, segmental arc is optional and the feature of polytypic telemetry of launch vehicle information emulator to have emulation, it both can meet a certain measurement segmental arc simulation requirements, it is also possible to carries out the whole course simulation of rocket.
Summary of the invention
The technical problem to be solved is to provide a kind of polytypic telemetry of launch vehicle data simulation system running on rocket telemetry simulator system hardware platform for above-mentioned prior art, mainly include the parts such as rocket telemetry simulator simulation software, rocket telemetry simulator data conversion software, double fluid card driver, segmental arc is optional and the feature of polytypic telemetry of launch vehicle information emulator to have emulation, it both can meet a certain measurement segmental arc simulation requirements, it is also possible to carries out the whole course simulation of rocket.
The present invention solves the technical scheme that the problems referred to above are used: a kind of polytypic telemetry of launch vehicle analogue system, it is characterized in that: it includes rocket telemetry simulator emulation module, double fluid card drives module and rocket telemetry simulator data conversion module, the note dish data that the mould that rocket model department provides is flown data by rocket telemetry simulator data conversion module or emulation module provides are converted to the data form that rocket telemetry simulator emulation module can identify, data after conversion store in rocket telemetry simulator emulation module, and drive module that data are modulated by double fluid card, digital quantity is become analog quantity, it is then sent to telemetry demodulation equipment, data are demodulated by telemetry demodulation equipment, analog quantity is become digital quantity, it is then sent to telemetry terminal system, telemetry terminal system is sent to center machine remote measuring and controlling datatron after choosing data a little.
Rocket telemetry simulator simulation software is formed, wherein by running control function, parameter bookbinding function, file generated function, data simulation function, data display function and data sending function six functions module:
Control function offer Main form interface is provided, is responsible for reception and also processes man machine interface command id, be responsible for initialization, startup related function module the operation of ends with system after task completes；
The parameter that parameter bookbinding function is mainly responsible in tables various to data base is bound, parameter bookbinding function by simulation files structure bookbinding subfunction, full-frame structure bookbinding subfunction, computer word structure bookbinding subfunction, computer word parameter bookbinding subfunction, time string signal bookbinding subfunction, position control signal bookbinding subfunction and convectional signals bookbinding subfunction form；
File generated function generates the data file of corresponding length according to the full-frame structure information in data base and analog data fileinfo, and this document is structurized binary data file, is made up of full frame telemetry of launch vehicle data, arranges from small to large according to time series；
Data simulation function is responsible for calculating the simulation value of various parameter, then in simulation value write analog data file, when data simulation, use write-once algorithm, all data i.e. to be emulated in one full frame of one-time write, the expense avoiding repetitive read-write fixed disk file to bring, makes the data simulation time unrelated with simulation parameter number；
Data message in data display function display analog data file, can user's error diagnosis and data query；
The effect of data sending function module is to read in the data in analog data file, and sends data to telemetry demodulation equipment by double fluid card.
nullDouble fluid card drives module to be mainly rocket telemetry simulator emulation module and provides the interface of hardware operation，It is mainly used in double-current signal analog card is operated，After system powers up，Each hardware cell automatically resets，When running device parameter and arranging，The status information that currently need to produce analogue signal is passed through in the double-clamped silicon nano-beam DRAM2 of pci bus write double-current signal analog card by system，The default data code value of stream 1 and stream 2 is respectively charged among double-clamped silicon nano-beam DRAM1 and DRAM3 simultaneously，When microprocessor at double-current signal analog card searches state feature，The status information read in double-clamped silicon nano-beam DRAM2 arranges corresponding hardware cell，State and the frequency parameter of frequency synthesizer are set，Code selection switch is set，Double fluid card is made to enter duty，When user selects the hard disk mould mode of flying to send data，Mould in hard disk is flown data and reads in internal memory，And insert corresponding feature code value，Composition data block，In double-clamped silicon nano-beam belonging to incoming appointment data stream，For data stream，Data converting circuit is under microprocessor is coordinated to control，Export after converting data to required pattern.
Compared with prior art, it is an advantage of the current invention that:
(1) TTC & DT Systems information joint debugging operational mode during support rocket task；
(2) a certain measurement segmental arc simulation requirements can i.e. be met, it is also possible to carry out the whole course simulation of rocket；
(3) polytypic telemetry of launch vehicle information can be emulated.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail.
Surveying vessel rocket task ship inline mode transfer formula is divided into two kinds, and one is center machine simulation model, and another kind is rocket telemetry simulator simulation model.Former pattern is directly sent to center machine remote measuring and controlling datatron emulation data by center machine simulation software；Latter mode is sent data by polytypic telemetry of launch vehicle data simulation system, double fluid card is modulated (digital quantity is become analog quantity) to data, it is then sent to telemetry demodulation equipment, telemetry demodulation equipment is demodulated (analog quantity is become digital quantity) to data, being then sent to telemetry terminal system, telemetry terminal system is sent to center machine remote measuring and controlling datatron after choosing data a little.
The demand of polytypic telemetry of launch vehicle data simulation system can be divided into two parts.One is data simulation function, and simulation produces telemetry of launch vehicle full frames of data, many for rocket model, the situation that data format change is big, it should there is the function of polytypic rocket data simulation, data to be emulated include various order parameter, a parameter, computer word etc. are chosen in engineering remote measurement；Two is data sending functions, for transmission during telemetry of launch vehicle full frames of data write double fluid is blocked, can send the data of software self emulation, it is possible to the various moulds that sending first district provides fly data etc.；Three is form translation function, the mould that rocket model department can be provided flies data and is converted to the mould of rocket telemetry simulator and flies data form, it is possible to the mould that distant 100 circuit-switched data of arrow that " number of looking far into the distance surveying vessel center machine simulation software " is emulated are converted to rocket telemetry simulator flies data form.
Polytypic telemetry of launch vehicle data simulation has two schemes available, and one is that internal memory mould flies mode, and another kind is that hard disk mould flies mode.The internal memory mould mode of flying refers to software real-time simulation rocket full frames of data, and data transmission blocks is in real time in internal storage data write double fluid card；The hard disk mould mode of flying refers to software the full frames of data record emulated in a binary file, and data transmission blocks reads the data in binary file and writes in double fluid card.Polytypic telemetry of launch vehicle data simulation system should possess the mould sending first district and providing and fly the function of data, therefore selects hard disk mould to fly mode and emulates data.
The present invention relates to a kind of polytypic telemetry of launch vehicle data simulation system, drive module, rocket telemetry simulator emulation module and rocket telemetry simulator data conversion module including double fluid card, drive module, rocket telemetry simulator emulation module and rocket telemetry simulator data conversion module that technical scheme is illustrated from double fluid card below.
(1) double fluid card drives module
Double fluid card drives module to be mainly rocket telemetry simulator emulation module and provides the interface of hardware operation, is mainly used in operating double-current signal analog card.
Double-current signal analog card is made up of microprocessor, double-clamped silicon nano-beam, address generator, frequency synthesizer, code selection, coupling drive circuit, diagnosis unit, pci controller etc..
1) microprocessor uses high speed embedded program storage CPU, has long numeric data enumerator and multiple interrupt entrance.Microprocessor is the intelligent management unit of double-current signal analog card, mainly serves as and each unit circuit working state is set and controlled, and carries out state information exchange with main frame, and hardware fault diagnosis etc..
2) use three separate double-clamped silicon nano-beam, form three continuous print linear address space regions (for relative pci bus).Double-clamped silicon nano-beam DRAM1 is stream 1 data field, and DRAM3 is stream 2 data fields, and DRAM2 is status information district.They complete main frame and the data of analog card, information exchange.DRAM1 and DRAM3 divides upper and lower two pieces in use, and dress number and data converter peek at main frame use table tennis alternately operating method.
3) address generator uses extensive gate array chip EPLD to realize, and under micro-processor control, sets up address pointer and currently used data address, produces dual-port storage and controls logic.Microprocessor can sought after address pointer, in real time by pointer position communication host, make main frame clearly refresh dual-port storage region, thus realize ping-pong operation.
4) frequency synthesizer uses monolithic synthesizer chip, under the coordination of microprocessor controls, produce desired signal frequency, thus realize remote measurement analogue signal code check by bit continuous variable, the output signal of frequency synthesizer, as count pulse and the shift pulse of data converting circuit of address counter.
5) code selection uses numerical selector to select current desired pattern, and code conversion circuit uses EPLD to realize.
6) mate drive circuit to use amplification, driving, export every straight, make signal driving force meet use requirement, it is achieved most preferably Interface Matching output.
7) diagnosis unit mainly completes the signals collecting of double-current signal analog card.Real-time Collection output PCM signal carries out data conversion, carries out status checkout according to data characteristics, when correct detection condition code, sends board code working properly to main frame immediately, otherwise sends board operation irregularity code.
8) pci controller is special pci bus control chip, and it is the bridge between expansion equipment and main frame.Pci bus is a kind of local bus providing high-performance data bus for host CPU and peripheral hardware, pci bus has strict specification, this guarantees it and there is good compatibility, pci bus can provide high data transfer rate (132MB), and pci bus can be upgraded to 64 from 32；Additionally pci bus supports linear burst mode, and under burst mode, address can unlimitedness be incremented by, and transmission process need not CPU and intervenes.Pci bus is unrelated with CPU, can be used in various operating platform, supports multiprocessing and concurrent efforts, and pci bus also has good autgmentability.
9) double-clamped silicon nano-beam DRAM operation.User setup board duty, should operate double-clamped silicon nano-beam DRAM3, when user is intended to load a certain data stream telemetry, should search this stream current data address pointer in the information area, comes the position that this flow data of perception sends.If upper half is just being stored data by board takes out transmission, user can insert new content to bottom half.Do not allow user and board to operate the same area, it is ensured that to send the continuous correctness of PCM data, it is necessary to coordinate the loading opportunity of data simultaneously.
1) double-clamped silicon nano-beam DRAM1.This storage portions is stream 1 data field, total capacity 128K byte.
2) double-clamped silicon nano-beam DRAM2.This storage portions is stream 2 data fields, total capacity 128K byte.
3) double-clamped silicon nano-beam DRAM3.This storage portions total capacity 32K, main storage main frame and the interactive information of board, be specifically allocated as follows:
Table 1 dual-port allocation tables
After computer powers up, each hardware cell automatically resets.When running device parameter and arranging program, main frame currently will need to produce the status informations such as the code check of analogue signal, frame format, pattern by, in pci bus write double-clamped silicon nano-beam DRAM2, being respectively charged among double-clamped silicon nano-beam DRAM1 and DRAM3 by the default data code value of stream 1 and stream 2 simultaneously.State feature is searched at plate microprocessor, read status information in dual-port DRAM2 and corresponding hardware cell is set, the limiting address pointer of address generator is i.e. set, state and the frequency parameter of frequency synthesizer are set, code selection switch is set, makes double fluid card enter duty.When user selects the hard disk mould mode of flying to send data, the mould in hard disk is flown data and reads in internal memory, and insert corresponding feature code value, form data block, in double-clamped silicon nano-beam belonging to incoming appointment data stream, for data stream.Data converting circuit, under microprocessor is coordinated to control, exports after converting data to required pattern.
(2) rocket telemetry simulator emulation module
Rocket telemetry simulator emulation module is formed by running control function, parameter bookbinding function, file generated function, data simulation function, data display function and data sending function six functions module.
Control function offer Main form interface is provided, is responsible for reception and also processes man machine interface command id, be responsible for initialization, startup related function module the operation of ends with system after task completes.
The parameter that parameter bookbinding function is mainly responsible in tables various to data base is bound.Parameter bookbinding function by simulation files structure bookbinding subfunction, full-frame structure bookbinding subfunction, computer word structure bookbinding subfunction, computer word parameter bookbinding subfunction, time string signal bookbinding subfunction, position control signal bookbinding subfunction, convectional signals bookbinding subfunction form.
File generated function generates the data file of corresponding length according to the full-frame structure information in data base and analog data fileinfo.This document is structurized binary data file, is made up of full frame telemetry of launch vehicle data, arranges from small to large according to time series.
Data simulation function is responsible for calculating the simulation value of various parameter, and then in simulation value write analog data file, data value to be emulated includes following aspects:
1) computer word data, other parameters such as including a second node trajectory, Burnout trajectory, attitude angle；
2) string signal data time, mainly include the Burnout order parameters such as Tk4, Tk5, Tk6；
3) position control signal data, mainly includes three grades of regnitions, satellite and the rocket separation equipotential control order parameter；
4) convectional signals data, mainly include various pressure parameter, voltage parameter etc..
When data simulation, use all data to be emulated in write-once algorithm, i.e. one full frame of one-time write, it is to avoid the expense that repetitive read-write fixed disk file brings, make the data simulation time unrelated with simulation parameter number.
Data message in data display function display analog data file, can user's error diagnosis and data query.
The effect of data sending function module is to read in the data in analog data file, and sends data to telemetry demodulation equipment by double fluid card.
(3) rocket telemetry simulator data conversion module
The note dish data that rocket telemetry simulator data conversion module is mainly used in flying the mould that rocket model department provides data or simulation software provides are converted to the data form that rocket telemetry simulator emulation module can identify.The data full frames of data that rocket model department provides includes 4 direct timing codes, is the discernible mould of rocket telemetry simulator emulation module and flies data after removing timing code；The data that simulation software provides are the distant 100 circuit-switched data files of arrow, use and reversely choose path method, distant for arrow 100 circuit-switched data are written in the full frames of data of correspondence, are the discernible mould of rocket telemetry simulator simulation software and fly data.
In addition to the implementation, present invention additionally comprises the technical scheme that other embodiments, all employing equivalents or equivalence substitute mode are formed, all should fall within the scope of the hereto appended claims.
Claims (3)
1. a polytypic telemetry of launch vehicle analogue system, it is characterized in that: it includes rocket telemetry simulator emulation module, double fluid card drives module and rocket telemetry simulator data conversion module, the note dish data that the mould that rocket model department provides is flown data by rocket telemetry simulator data conversion module or emulation module provides are converted to the data form that rocket telemetry simulator emulation module can identify, data after conversion store in rocket telemetry simulator emulation module, and drive module that data are modulated by double fluid card, digital quantity is become analog quantity, it is then sent to telemetry demodulation equipment, data are demodulated by telemetry demodulation equipment, analog quantity is become digital quantity, it is then sent to telemetry terminal system, telemetry terminal system is sent to center machine remote measuring and controlling datatron after choosing data a little.
A kind of polytypic telemetry of launch vehicle analogue system the most according to claim 1, it is characterized in that: rocket telemetry simulator simulation software is formed, wherein by running control function, parameter bookbinding function, file generated function, data simulation function, data display function and data sending function six functions module:
Control function offer Main form interface is provided, is responsible for reception and also processes man machine interface command id, be responsible for initialization, startup related function module the operation of ends with system after task completes；
The parameter that parameter bookbinding function is mainly responsible in tables various to data base is bound, parameter bookbinding function by simulation files structure bookbinding subfunction, full-frame structure bookbinding subfunction, computer word structure bookbinding subfunction, computer word parameter bookbinding subfunction, time string signal bookbinding subfunction, position control signal bookbinding subfunction and convectional signals bookbinding subfunction form；
File generated function generates the data file of corresponding length according to the full-frame structure information in data base and analog data fileinfo, and this document is structurized binary data file, is made up of full frame telemetry of launch vehicle data, arranges from small to large according to time series；
Data simulation function is responsible for calculating the simulation value of various parameter, then in simulation value write analog data file, when data simulation, use write-once algorithm, all data i.e. to be emulated in one full frame of one-time write, the expense avoiding repetitive read-write fixed disk file to bring, makes the data simulation time unrelated with simulation parameter number；
Data message in data display function display analog data file, can user's error diagnosis and data query；
The effect of data sending function module is to read in the data in analog data file, and sends data to telemetry demodulation equipment by double fluid card.
nullA kind of polytypic telemetry of launch vehicle analogue system the most according to claim 1 and 2，It is characterized in that: double fluid card drives module to be mainly rocket telemetry simulator emulation module and provides the interface of hardware operation，It is mainly used in double-current signal analog card is operated，After system powers up，Each hardware cell automatically resets，When running device parameter and arranging，The status information that currently need to produce analogue signal is passed through in the double-clamped silicon nano-beam DRAM2 of pci bus write double-current signal analog card by system，The default data code value of stream 1 and stream 2 is respectively charged among double-clamped silicon nano-beam DRAM1 and DRAM3 simultaneously，When microprocessor at double-current signal analog card searches state feature，The status information read in double-clamped silicon nano-beam DRAM2 arranges corresponding hardware cell，State and the frequency parameter of frequency synthesizer are set，Code selection switch is set，Double fluid card is made to enter duty，When user selects the hard disk mould mode of flying to send data，Mould in hard disk is flown data and reads in internal memory，And insert corresponding feature code value，Composition data block，In double-clamped silicon nano-beam belonging to incoming appointment data stream，For data stream，Data converting circuit is under microprocessor is coordinated to control，Export after converting data to required pattern.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106595760A (en) * | 2016-12-08 | 2017-04-26 | 上海宇航系统工程研究所 | Design method for carrier rocket telemetry data automatic processing system |
| CN107132771A (en) * | 2017-03-31 | 2017-09-05 | 北京蓝箭空间科技有限公司 | A kind of carrier rocket flight quality efficient emulation verification method |
| CN109086240A (en) * | 2018-08-28 | 2018-12-25 | 中国科学院长春光学精密机械与物理研究所 | A kind of injected system and method for space loading remote-control data |
| CN111008446A (en) * | 2019-12-06 | 2020-04-14 | 北京京航计算通讯研究所 | Speed optimization system based on grid ship position layout calculation |
| CN111159262A (en) * | 2018-11-08 | 2020-05-15 | 百度在线网络技术（北京）有限公司 | Automatic driving simulation data processing method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6048366A (en) * | 1998-10-26 | 2000-04-11 | Exigent International, Inc. | Satellite simulator |
| CN102520619B (en) * | 2011-11-15 | 2014-05-14 | 上海卫星工程研究所 | General-purpose satellite remote sensing simulator |
| CN202713318U (en) * | 2011-12-01 | 2013-01-30 | 中国空间技术研究院 | Telemetry and telecontrol single-inspection test device |
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| CN106595760A (en) * | 2016-12-08 | 2017-04-26 | 上海宇航系统工程研究所 | Design method for carrier rocket telemetry data automatic processing system |
| CN107132771A (en) * | 2017-03-31 | 2017-09-05 | 北京蓝箭空间科技有限公司 | A kind of carrier rocket flight quality efficient emulation verification method |
| CN107132771B (en) * | 2017-03-31 | 2018-07-20 | 北京蓝箭空间科技有限公司 | A kind of carrier rocket flight quality efficient emulation verification method |
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| CN109086240B (en) * | 2018-08-28 | 2020-10-27 | 中国科学院长春光学精密机械与物理研究所 | Injection system and method for space load remote control data |
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| CN111159262B (en) * | 2018-11-08 | 2024-06-04 | 阿波罗智能技术(北京)有限公司 | Automatic driving simulation data processing method and device |
| CN111008446A (en) * | 2019-12-06 | 2020-04-14 | 北京京航计算通讯研究所 | Speed optimization system based on grid ship position layout calculation |
| CN111008446B (en) * | 2019-12-06 | 2023-03-10 | 北京京航计算通讯研究所 | Speed optimization system based on grid ship position layout calculation |
| CN116975577A (en) * | 2023-09-25 | 2023-10-31 | 东方空间技术(山东)有限公司 | A method, system and equipment for processing rocket semi-physical simulation data |
| CN116975577B (en) * | 2023-09-25 | 2023-12-22 | 东方空间技术(山东)有限公司 | Rocket semi-physical simulation data processing method, system and equipment |
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