CN107776912B - Aircraft ground measurement and control system network of central control - Google Patents
Aircraft ground measurement and control system network of central control Download PDFInfo
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- CN107776912B CN107776912B CN201710831707.0A CN201710831707A CN107776912B CN 107776912 B CN107776912 B CN 107776912B CN 201710831707 A CN201710831707 A CN 201710831707A CN 107776912 B CN107776912 B CN 107776912B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/60—Testing or inspecting aircraft components or systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G3/00—Observing or tracking cosmonautic vehicles
Abstract
The invention belongs to the technical field of aircraft measurement and control, and relates to a centrally-controlled aircraft ground measurement and control system network. The aircraft ground measurement and control system network of central control comprises a measurement and control antenna (1), an antenna end radio frequency optical transceiver (2), a radio frequency optical fiber cable (3), a radio frequency switch (4), a multi-stream measurement and control system (5), a display and control terminal (6), a network switch (7), a computer (8) and a central end radio frequency optical transceiver (10). The central radio frequency optical terminal machine 10, the radio frequency switch (4), the multi-stream measurement and control system (5), the network switch (7), the display and control terminal (6) and the computer (8) are arranged in a centralized mode to form a measurement and control center (9) which is used for completing unified planning, overall layout, unified command and scheduling of test tasks and coordinated operation of testing of multiple aircrafts. The invention realizes the central control function, is convenient to operate, convenient to configure parameters, easy to realize full-term data management and has greater practical application value.
Description
Technical Field
The invention belongs to the technical field of aircraft measurement and control, and relates to a centrally-controlled aircraft ground measurement and control system network.
Background
The ground measurement and control system is an important component of aircraft scientific research tests, is a unique platform for acquiring data in the whole test process, and has an indispensable position. Due to the complex functions of the ground measurement and control system, the traditional ground measurement and control equipment is complex in configuration and complex in operation in the test preparation stage, and the system needs to be redeployed when the application scene changes, so that the process is complex. The software structure is huge and complex, the interface integration level is not high, and a user often needs to switch a plurality of interfaces to complete corresponding services. Various communication network parameters need to be manually completed and injected, the network planning and setting time is long, and the requirements of flexible marshalling and temporary marshalling cannot be met.
In addition, the traditional ground measurement and control equipment is relatively independent, the traditional ground measurement and control equipment is generally realized by adopting the structure of an industrial personal computer, the equipment is generally moved along with model tasks during use, the equipment is frequently transported and moved, the problems that the equipment is unstable in operation and the fault rate of parts is increased year by year are caused, and the telemetry data of the whole life cycle of the aircraft is difficult to carry out effective classification management through an informatization means due to the independence of the ground telemetry station.
Disclosure of Invention
The purpose of the invention is: the aircraft ground measurement and control system network is convenient to operate and capable of achieving central control of test data full-period management.
The technical scheme of the invention is as follows: a centrally controlled aircraft ground measurement and control system network comprises a measurement and control antenna 1, an antenna end radio frequency optical terminal 2, a radio frequency optical fiber cable 3, a radio frequency switch 4, a multi-stream measurement and control system 5, a display and control terminal 6, a network switch 7, a computer 8 and a center end radio frequency optical terminal 10, wherein the center end radio frequency optical terminal 10, the radio frequency switch 4, the multi-stream measurement and control system 5 and the network switch 7 are sequentially connected, the display and control terminal 6 and the computer 8 are respectively connected with the network switch 7, and the components are centrally arranged to form a measurement and control center 9; the measurement and control antenna 1 forms a long-distance radio frequency optical fiber network pipeline through the antenna end radio frequency optical transceiver 2 and the radio frequency optical fiber cable 3 and is crosslinked with the measurement and control center 9, so that received telemetering signals are transmitted to the measurement and control center 9 through the radio frequency optical fiber network; and the security control signal of the measurement and control center 9 can be transmitted to the outside through a radio frequency optical fiber network.
The radio frequency switch 4 is connected with a plurality of center end radio frequency optical terminals, and is internally provided with a switching selection switch for selecting the center end radio frequency optical terminals 10.
The multi-stream measurement and control system 5 comprises a radio frequency receiving module 11, a radio frequency demodulating module 12, a switch selecting module 13, a radio frequency decrypting module 14, a modulating module 15 and a transmitting module 16, wherein the radio frequency receiving module, the radio frequency demodulating module, the switch selecting module and the radio frequency decrypting module are sequentially connected, telemetering radio frequency signals sent into by a radio frequency switch 4 are received, demodulated, decrypted and the like, the radio frequency decrypting module outputs the telemetering radio frequency signals through a network switch, one way of the radio frequency signals is sent to a display terminal for displaying, the other way of the radio frequency signals is sent to a computer 8 for classified storage of data, the modulating module and the transmitting module are sequentially connected, a safety control instruction compiled by a display control terminal 6 is modulated into safety control radio frequency signals, and the output end of the transmitting module is connected with the radio frequency switch to select one way of.
The configuration information of the telemetering parameters of the aircraft, the configuration information of the safety control parameters, the configuration information of the testing tasks and the full-period testing data are classified, stored and managed by the computer 8, and the configuration information of the parameters and the full-period testing data can be directly called from the computer by the display and control terminal 6 according to the task requirements.
The aircraft sends out a remote measurement radio frequency signal when being electrified and tested, the measurement and control antenna 1 receives the remote measurement radio frequency signal, converts the remote measurement radio frequency signal into an optical signal through the antenna end radio frequency optical transceiver 2 and then transmits the optical signal to the measurement and control center 9 through the radio frequency optical fiber cable 3; in the measurement and control center 9, the optical signal is restored to the original telemetering signal by the center-end radio frequency optical transceiver 10 and then sent to the radio frequency switch 4. When a certain channel in the radio frequency switch 4 is selected by the display control terminal 6, the telemetering signal is sent to a certain flow of the multi-flow measurement and control system 5 for demodulation and decryption, and telemetering data capable of being displayed is formed. The telemetering data is transmitted to a display and control terminal 6 through a network switch 7 to carry out real-time display, post-processing and the like of the data; and the telemetric data is transmitted to the computer 8 through the network switch 7 for storage management of the data.
The invention has the technical effects that: the central control function realized by the aircraft ground measurement and control system network for central control can set macro definitions of various configuration parameters required by tests on software, then the macro definitions are shared in the ground measurement and control system network, and subsequent tests can be directly called, so that the defects of long task preparation time at the early stage, fussy parameter configuration and the like caused by the independence of a remote station are avoided.
The ground measurement and control system provided by the invention completes measurement and control tasks of each test point of the aircraft researched in the factory in a fixed mode, and avoids the defect of high failure rate caused by long-term movement of ground measurement and control equipment; meanwhile, the ground control system network sends all the obtained telemetering data to a terminal, the telemetering data of the whole life cycle of aircraft scientific research is effectively managed in a classification mode through an informatization means, and a good platform is provided for big data analysis.
Compared with the traditional ground measurement and control system, the system can achieve the coordinated operation of unified planning, overall layout, unified command and scheduling and multi-type aircraft testing on personnel configuration and task division scheduling.
The invention remotely controls and measures the test of the external aircraft in a central networking mode, thereby greatly improving the reuse rate and the operation efficiency of equipment and reducing the labor cost; and the reliability of the ground measurement and control system hardware is greatly improved by applying a fixing mode.
Drawings
FIG. 1 is a block diagram of a centrally controlled aircraft ground measurement and control system network according to the present invention; fig. 2 is a block diagram of a multi-stream measurement and control system, wherein the measurement and control system comprises a 1-measurement and control antenna, a 2-antenna end radio frequency optical transceiver, a 3-radio frequency optical fiber cable, a 4-radio frequency switch, a 5-multi-stream measurement and control system, a 6-display and control terminal, a 7-network switch, an 8-computer, a 10-center end radio frequency optical transceiver, an 11-radio frequency receiving module, a 12-radio frequency demodulating module, a 13-switch selecting module, a 14-radio frequency decrypting module, a 15-modulating module and a 16-transmitting module.
Detailed Description
The invention is further illustrated with reference to the following figures and examples:
referring to fig. 1, the centrally controlled aircraft ground measurement and control system network of the present invention includes a measurement and control antenna 1, an antenna end radio frequency optical terminal 2, a radio frequency optical fiber cable 3, a radio frequency switch 4, a multi-stream measurement and control system 5, a display and control terminal 6, a network switch 7, a computer 8, and a central end radio frequency optical terminal 10. The central radio frequency optical terminal 10, the radio frequency switch 4, the multi-stream measurement and control system 5, the display and control terminal 6, the network switch 7 and the computer 8 are connected in a centralized manner to form a measurement and control center 9, and the measurement and control center is used for completing unified planning, overall layout, unified command and scheduling of test tasks and coordinated operation of testing of multiple aircrafts. The measurement and control antenna 1 is fixedly arranged at each external test point, and forms a long-distance radio frequency optical fiber network pipeline with the antenna end radio frequency optical transceiver 2 and the radio frequency optical fiber cable 3 to be crosslinked with the measurement and control center 9, so that the remote measurement signals of various external aircrafts are finally transmitted to the measurement and control center 9 through the radio frequency optical fiber network; and the safety control signal of the measurement and control center 9 is sent to the test points of various aircrafts through a radio frequency optical fiber network.
In this embodiment, the measurement and control antenna 1 is implemented by integrating a security antenna and a telemetry antenna, and mainly implements receiving of telemetry radio frequency signals and security signals downloaded from an aircraft, and radiating modulated security signals to a space where the measurement and control antenna is located.
In this embodiment, the antenna end radio frequency optical transceiver 2 is respectively connected to the measurement and control antenna and the radio frequency optical fiber cable 3, and is configured to modulate and convert the safety control and remote measurement radio frequency signals that need to be transmitted in a long distance into signals that can be transmitted through optical fibers, or restore the signals transmitted through the optical fibers into the safety control and remote measurement radio frequency signals.
In this embodiment, the rf optical fiber cable 3 is used for long-distance transmission of security control and telemetry rf signals.
In this embodiment, the rf switch 4 is connected to a plurality of center-end rf optical transceivers 10, and a switch selection switch is provided therein to select the center-end rf optical transceiver 10, so as to freely select external multiple rf signals.
Referring to fig. 2, in this embodiment, the multi-stream measurement and control system 5 includes a radio frequency receiving module 11, a radio frequency demodulating module 12, a switch selecting module 13, a radio frequency decrypting module 14, a modulating module 15, and a transmitting module 16, where the radio frequency receiving module, the radio frequency demodulating module, the switch selecting module, and the radio frequency decrypting module are connected in sequence, the modulating module and the transmitting module are connected in sequence, one path of the output of the radio frequency decrypting module is sent to a display terminal for displaying, one path is sent to a computer 8 for classified storage of data, and the output end of the transmitting module is connected to the radio frequency switch to select one path of the central end radio frequency optical transceiver to send to the radio frequency optical fiber cable 3. Used for receiving, demodulating, decrypting and the like the telemetering radio-frequency signal sent by the radio-frequency switch 4; and the device is used for debugging the safety control instruction compiled by the display control terminal 6 into a safety control radio frequency signal and sending the safety control radio frequency signal to the radio frequency switch 4.
In this embodiment, the display and control terminal 6 is interconnected with the multi-stream measurement and control system 5 through the network switch 7, and is used for displaying the decoded telemetry data, configuring telemetry parameters, configuring test tasks, configuring telemetry data storage management, and the like; and the system is used for editing and packaging safety control instructions and sending the safety control instructions to the multi-stream measurement and control system 5 and the like.
In this embodiment, a data management system is provided in the computer 8, and is implemented by using a server as a platform and using data management software as a carrier, and is used for managing configuration files such as remote measurement, security parameter configuration information, test task configuration information, and the like; the method is used for managing, storing and the like of the full-time telemetering data of the aircraft.
In this embodiment, the telemetry function is implemented as follows: the aircraft sends out a remote measurement radio frequency signal when being electrified and tested, the measurement and control antenna 1 receives the remote measurement radio frequency signal, converts the remote measurement radio frequency signal into an optical signal through the antenna end radio frequency optical transceiver 2 and then transmits the optical signal to the measurement and control center 9 through the radio frequency optical fiber cable 3; in the measurement and control center 9, the optical signal is restored to the original telemetering signal by the center-end radio frequency optical transceiver 10 and then sent to the radio frequency switch 4. When a certain channel in the radio frequency switch 4 is selected by the display control terminal 6, the telemetering signal is sent to a certain flow of the multi-flow measurement and control system 5 for demodulation and decryption, and telemetering data capable of being displayed is formed. The telemetering data is transmitted to a display and control terminal 6 through a network switch 7 to carry out real-time display, post-processing and the like of the data; and the telemetric data is transmitted to the computer 8 through the network switch 7 for storage management of the data.
In this embodiment, the implementation process of the remote control function is as follows: the display and control terminal 6 sends the security control code to the multi-stream measurement and control system 5 through the network switch 7 to be modulated in real time, subjected to carrier wave and subjected to up-conversion to form a security control high-frequency signal, and sends the security control high-frequency signal to the radio frequency switch 4. When a certain channel in the radio frequency switch 4 is selected by the display control terminal 6, the security control high-frequency signal is sent to the corresponding central end radio frequency optical transceiver 10. The radio frequency optical transceiver is connected with an antenna end radio frequency optical transceiver 2 of a current test point through a radio frequency optical fiber cable 3; and the radio frequency optical transceiver 2 of the test point sends the received safety control high-frequency signal to the measurement and control antenna 1 for space radiation so as to be used for receiving response of the aircraft.
In this embodiment, the implementation manner of the parameter configuration is as follows: various states of the telemetering parameter configuration information, the safety control parameter configuration information, the test task configuration parameters and the like of the aircraft are configured in advance in the display control terminal 6 and stored in the computer 8. When a certain aircraft needs to be tested, only various parameter configuration information needs to be called.
Claims (2)
1. A centrally controlled aircraft ground measurement and control system network is characterized by comprising a measurement and control antenna (1), an antenna end radio frequency optical terminal (2), a radio frequency optical fiber cable (3), a radio frequency switch (4), a multi-stream measurement and control system (5), a display and control terminal (6), a network switch (7), a computer (8) and a center end radio frequency optical terminal (10), wherein the center end radio frequency optical terminal (10), the radio frequency switch (4), the multi-stream measurement and control system (5) and the network switch (7) are sequentially connected, the display and control terminal (6) and the computer (8) are respectively connected with the network switch (7), and the center end radio frequency optical terminal (10), the radio frequency switch (4), the multi-stream measurement and control system (5), the network switch (7), the display and control terminal (6) and the computer (8) form a center (9); the measurement and control antenna (1) forms a long-distance radio frequency optical fiber network pipeline through the antenna end radio frequency optical transceiver (2) and the radio frequency optical fiber cable (3) to be crosslinked with the measurement and control center (9), so that received remote measurement signals are transmitted to the measurement and control center (9) through the radio frequency optical fiber network; and the security control signal of the measurement and control center (9) is transmitted to the outside through a radio frequency optical fiber network;
the measurement and control antenna (1) is integrated by a security antenna and a remote measurement antenna, and mainly realizes the receiving of remote measurement radio frequency signals and security signals transmitted by an aircraft and the radiation of modulated security signals to the space where the measurement and control antenna (1) is located;
the multi-stream measurement and control system (5) comprises a radio frequency receiving module (11), a radio frequency demodulating module (12), a switch selecting module (13), a radio frequency decrypting module (14), a modulating module (15) and a transmitting module (16), wherein the radio frequency receiving module, the radio frequency demodulating module, the switch selecting module and the radio frequency decrypting module are sequentially connected, one path of output of the radio frequency decrypting module is sent to a display terminal through a network switch for displaying, the other path of output is sent to a computer (8) for classified storage of data, the modulating module and the transmitting module are sequentially connected, a safety control instruction compiled by a display control terminal (6) is modulated into a safety control radio frequency signal, and the output end of the transmitting module is connected with a radio frequency switch to select one path of central end radio frequency optical terminal machine and send the safety control instruction to a radio frequency;
the display and control terminal (6) sends the security control code to the multi-stream measurement and control system (5) through the network switch (7) to be modulated in real time, subjected to carrier and subjected to up-conversion to form a security control high-frequency signal, and sends the security control high-frequency signal to the radio frequency switch (4); when a certain channel in the radio frequency switch (4) is selected by the display control terminal (6), the security control high-frequency signal is sent to the corresponding central end radio frequency optical transceiver (10); the radio frequency optical transceiver is connected with an antenna end radio frequency optical transceiver (2) of a current test point through a radio frequency optical fiber cable (3); the radio frequency optical transceiver (2) of the test point sends the received safety control high-frequency signal to the measurement and control antenna (1) for space radiation so as to be used for receiving response of the aircraft;
the radio frequency switch (4) is connected with a plurality of center end radio frequency optical end machines (10), and a switching selection switch is arranged in the radio frequency switch to select the center end radio frequency optical end machines (10);
the aircraft sends a remote measurement radio frequency signal when being electrified and tested, the remote measurement radio frequency signal is received by the measurement and control antenna (1), converted into an optical signal by the antenna end radio frequency optical transceiver (2) and then transmitted to the measurement and control center (9) by the radio frequency optical fiber cable (3); in the measurement and control center (9), the optical signal is restored into an original telemetering signal through a center-end radio frequency optical transceiver (10) and then sent to a radio frequency switch (4); when a certain channel in the radio frequency switch (4) is selected by the display control terminal (6), the telemetering signal is sent to a certain flow of the multi-flow measurement and control system (5) for demodulation and decryption, and displayable telemetering data is formed; the telemetering data is transmitted to a display control terminal (6) through a network switch (7) to carry out real-time display and post-processing of the data; meanwhile, the telemetering data is transmitted to a computer (8) through a network switch (7) for storage management of the data.
2. The centrally controlled aircraft ground measurement and control system network according to claim 1, characterized in that the telemetry parameter configuration information, the safety control parameter configuration information, the test task configuration parameter information and the full-period test data of the aircraft are classified, stored and managed by the computer (8), and the display and control terminal (6) can directly call the parameter configuration information and the full-period test data from the computer according to the task requirement.
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| CN108891622B (en) * | 2018-06-22 | 2020-11-13 | 湖北三江航天红峰控制有限公司 | Autonomous controllable general test launch and control system |
| CN109814405B (en) * | 2019-01-23 | 2021-10-01 | 中国人民解放军63653部队 | Comprehensive quantitative evaluation method for measurement and control station distribution scheme |
| CN111698018B (en) * | 2020-04-30 | 2022-04-12 | 中国卫通集团股份有限公司 | Ground station network autonomous maintenance and 'fragmentation' regional station network autonomous operation system |
| CN112179522A (en) * | 2020-09-14 | 2021-01-05 | 中国空气动力研究与发展中心超高速空气动力研究所 | Aircraft surface temperature sensor testing system and testing method |
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