CN103076748A - Flight test system controlling machine with data monitoring function - Google Patents
Flight test system controlling machine with data monitoring function Download PDFInfo
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- CN103076748A CN103076748A CN2012105840552A CN201210584055A CN103076748A CN 103076748 A CN103076748 A CN 103076748A CN 2012105840552 A CN2012105840552 A CN 2012105840552A CN 201210584055 A CN201210584055 A CN 201210584055A CN 103076748 A CN103076748 A CN 103076748A
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Abstract
The invention discloses a flight test system controlling machine with a data monitoring function, relating to the monitoring field in an experimental system of an aircraft, and solving the problem that a large amount of experimental data are lost due to the fact that real-time monitoring on communication data cannot be realized through the experimental system of the aircraft. An environmental information input end of a main controller is connected with an environmental information output end of a unidirectional transmission transceiver; a state reply signal input end of the main controller is connected with a state reply signal output end of a bidirectional transmission transceiver; a control signal output end of a main controller is connected with a control signal input end of the bidirectional transmission transceiver; an environmental information input end of a storage control module is connected with an environmental information output end of the unidirectional transmission transceiver; a control signal input end of the storage control module is connected with a control command signal output end of the controller; and the state reply signal input end of the storage control module is connected with the state reply information output end of the bidirectional transmission transceiver. The flight test system controlling machine with the data monitoring function is used for monitoring the experimental system of the aircraft.
Description
Technical field
The present invention relates to the measurement and control area in the experimental system of aircraft.
Background technology
In the experimental system to some aircraft, need to simulate the motion state of aircraft, because environment is abominable in the process of the test, test condition can't satisfy the function of data Real-Time Monitoring, cause a large amount of experimental datas to lose, therefore, system need to store data in the experimentation, analyzes after experiment is finished; Controller is as the core of control system, and by the control of communication bus realization to other equipment, whole flight test comprises a large amount of communication datas, and can the correctness of communication data be directly connected to whole pilot system and work.Therefore, controller not only has the control function, and needs realization to the real-time storage of communication data.
Summary of the invention
The present invention can not realize Real-Time Monitoring to communication data for the experimental system that solves aircraft, and the problem that the lot of experimental data that causes is lost has proposed a kind of flight test system controller with data monitoring function.
A kind of flight test system controller with data monitoring function of the present invention comprises two parts: governor circuit and data storage circuitry, and described governor circuit is comprised of controlled system, inertial navigation system, one-way transmission transceiver, transmitted in both directions transceiver, primary controller, driving circuit, relay, power supply and parameter memory module; Data storage circuitry is comprised of data memory module, storage control module and interface circuit;
The power control signal output terminal of described primary controller connects the power control signal input end of driving circuit, the power state signal input end of primary controller connects the power state signal output terminal of relay, the power switch signal output terminal of driving circuit connects the power switch signal input end of relay, the power switch signal output terminal of relay connects the switching signal input end of power supply, the power supply signal output terminal of power supply connects the power supply signal input end of controlled system, the systematic parameter signal input part of primary controller connects the systematic parameter signal output part of parameter memory module, and the systematic parameter signal input part of parameter memory module connects the systematic parameter signal output part of primary controller; The environmental information input end of primary controller connects the environmental information output terminal of one-way transmission transceiver, the environmental information of described one-way transmission transceiver enters the environmental information output terminal that end connects inertial navigation system, the replying state signal input part of primary controller connects the replying state signal output part of transmitted in both directions transceiver, the control signal output terminal of primary controller connects the control signal input end of transmitted in both directions transceiver, the control signal output terminal of described transmitted in both directions transceiver connects the control signal input end of controlled system, and the replying state signal input part of transmitted in both directions transceiver connects the output terminal of the replying state signal of controlled system; The environmental information input end of described storage control module links to each other with the environmental information output terminal of one-way transmission transceiver, the control signal input end of described storage control module is connected with the control command signal output part of controller, the replying state signal input part of described storage control module links to each other with the output terminal of the replying state information of transmitted in both directions transceiver, the data-signal I/O of the data-signal I/O connection data memory module of described storage control module; The control data-signal I/O of the control data-signal I/O connecting interface circuit of described storage control module.
The present invention has increased data storage circuitry in controller, by data storage circuitry the command transfer between transceiver and the primary controller and replying state signal are carried out real-time storage, realized the Real-Time Monitoring to experimental data, guarantee the complete of experimental data, and provide raw data for testing post analysis.
Description of drawings
Fig. 1 is the electrical schematic diagram synoptic diagram with controller of memory circuitry logic control data monitoring function.
Fig. 2 is the data storage and uploads the steering logic block diagram.
Fig. 3 is storage control module main control logic state transition figure.
Fig. 4 is the primary controller automatic control flow chart.
Embodiment
Embodiment one, in conjunction with Fig. 1 present embodiment is described, the described a kind of flight test system controller with data monitoring function of present embodiment comprises two parts: governor circuit and data storage circuitry, and described governor circuit is comprised of controlled system 1, inertial navigation system 2, one-way transmission transceiver 3, transmitted in both directions transceiver 4 primary controllers 5, driving circuit 6 relays, 7 power supplys 8 and parameter memory module 9; Data storage circuitry is comprised of data memory module 10, storage control module 11 and interface circuit 12;
The power control signal output terminal of described primary controller 5 connects the power control signal input end of driving circuit 6, the power state signal input end of primary controller 5 connects the power state signal output terminal of relay 7, the power switch signal output terminal of driving circuit 6 connects the power switch signal input end of relay 7, the power switch signal output terminal of relay 7 connects the switching signal input end of power supply 8, the power supply signal output terminal of power supply 8 connects the power supply signal input end of controlled system 1, the systematic parameter signal input part of primary controller 5 connects the systematic parameter signal output part of parameter memory module 9, and the systematic parameter signal input part of parameter memory module 9 connects the systematic parameter signal output part of primary controller 5; The environmental information input end of primary controller 5 connects the environmental information output terminal of one-way transmission transceiver 3, the environmental information of described one-way transmission transceiver 3 enters the environmental information output terminal that end connects inertial navigation system 1, the replying state signal input part of primary controller 3 connects the replying state signal output part of transmitted in both directions transceiver 4, the control signal output terminal of primary controller 5 connects the control signal input end of transmitted in both directions transceiver 4, the control signal output terminal of described transmitted in both directions transceiver 4 connects the control signal input end of controlled system 1, and the replying state signal input part of transmitted in both directions transceiver 4 connects the output terminal of the replying state signal of controlled system 1; The environmental information input end of described storage control module 10 links to each other with the environmental information output terminal of one-way transmission transceiver 3, the control signal input end of described storage control module 10 is connected with the control command signal output part of controller 5, the replying state signal input part of described storage control module 10 links to each other with the output terminal of the replying state information of transmitted in both directions transceiver 3, the data-signal I/O of the data-signal I/O connection data memory module 11 of described storage control module 10; The control data-signal I/O of the control data-signal I/O connecting interface circuit 12 of described storage control module 10.
Present embodiment is not in order to increase the burden of master control system, and control circuit and data storage circuitry independently appear in the system.Therefore, storage control circuit not with control core master controller Direct Communication, but its data storage and upload procedure appear as shown in Figure 2 with the form of bus load.The one-way transmission transceiver module is used for receiving the timing information that outside inertial navigation system transmits, and information passed to primary controller analysis, the transmitted in both directions transceiver is used for the control signal that accepting state return signal and mission controller transmit, and realizes the control to external system.
The method that the present embodiment power control circuit adopts driving circuit to combine with relay, relay are the two switches of putting of double-pole, and when primary controller control driving circuit made power supply output, another switch of relay detected the state of power supply output.When power supply was exported, input state set low, and was height when not exporting.
Embodiment two, in conjunction with Fig. 3 present embodiment is described, present embodiment is further specifying the described a kind of controller with data monitoring function of embodiment one, described storage control module 10 adopts the redirect of state machine to realize logic control, and described state machine is divided into one of four states: idle condition, order reading state, instruction judge that state, CF card clash state and data upload state;
Described idle condition is waited for the instruction that receiving interface circuit 12 sends, and when receiving instruction, jumps to the order reading state;
The order reading state, the instruction that read interface circuit 12 is sent, when the instruction that reads is reset instruction, state machine rebound idle condition; Otherwise, jump to instruction and judge state;
State is judged in instruction, when decision instruction is write the FIFO instruction for sky for writing FIFO instruction and this, jumps to the data memory module erase status; When decision instruction for reading the FIFO instruction, and when being non-NULL, jump to the data upload state;
The data memory module erase status is wiped data in the data memory module 10, when data memory module 10 clashes when complete, jumps to idle condition;
The data upload state, the data in the reading out data memory module 10, and described data are sent to interface circuit 12, until the data in the data memory module 10 are read and are sent, jump to idle condition.
Embodiment three, present embodiment are that described primary controller 5 adopts the DSP2812 chips to realize to the further specifying of the described a kind of controller with data monitoring function of embodiment one.
DSP2812 adopts the TI DSP2812 of company as the master control core of system.After receiving timing information, information is calculated, and be converted to the SCI interface of the required order format of controlled system by DSP and send.DSP controls power supply by relay after receiving specific command information.Controller can send different instructions according to the state that the number, content and the controlled system condition selecting that receive timing information return to controlled system in automatic flow control, thereby realizes automatic control control procedure such as Fig. 4 of controlled system.
Embodiment four, present embodiment are that the described one-way transmission transceiver 3 of institute and transmitted in both directions transceiver 4 adopt two-way 422 transceivers to the further specifying of the described a kind of controller with data monitoring function of embodiment one.
Because communication bus adopts the RS422 standard, bus can not articulate a plurality of loads, the driving force of primary controller and 422 receiving chips satisfies the demands, and data storage control circuit application FPGA also uses single-ended signal, therefore, adopt and the RS422 differential signal to be converted to the method that enters FPGA behind the single-ended signal data are carried out real-time storage.
Adopt DSP as the working-flow primary controller, controller also comprises two-way transceiver, driving circuit and relay.Contain two-way 422 transceivers in the system, each transceiver comprises a receiving end and a transmitting terminal, wherein the one-way transmission transceiver is only used receiving end, is responsible for receiving the timing information that the inertial navigation device is transferred to controller, and another road transmitted in both directions transceiver is responsible for carrying out communication with controlled system.Instruction interface all adopts 422 communications protocol of standard.DSP2812, calculates information after receiving timing information as the master control core of system, and is converted to the SCI interface of the required order format of controlled system by DSP and sends.DSP controls power supply by relay after receiving specific command information.Power supply and power supply output control circuit are realized the control to the output of power supply.
Embodiment five, present embodiment is further specifying the described controller with data monitoring function of embodiment one, described interface circuit 12 is comprised of CY7C68013 protocol conversion chip and USB2.0 interface circuit, the data high-speed rate switching signal output terminal of CY7C68013 protocol conversion chip connects the data-signal input end of USB2.0 interface circuit, and the I/O of the low speed data signal of CY7C68013 protocol conversion chip is the high-speed data signal input end that the data-signal I/O processed of interface circuit 11 connects the high-speed data signal output terminal connection protocol conversion chip CY7C68013 of USB2.0 interface.
CY7C68013 realizes with the USB2.0 protocol conversion being local bus interface as the protocol chip of control USB2.0, has simplified the steering logic among the FPGA.
Embodiment six, present embodiment are that described data storage circuitry 10 is CF cards to the further specifying of the described a kind of controller with data monitoring function of embodiment one.
Embodiment seven, present embodiment are that described storage control module 11 adopts field programmable gate arrays (FPGAField Programmable Gate Array) to the further specifying of the described a kind of controller with data monitoring function of embodiment one.
Claims (7)
1. flight test system controller with data monitoring function, it is characterized in that, described flight test system controller comprises two parts: governor circuit and data storage circuitry, and described governor circuit is comprised of controlled system (1), inertial navigation system (2), one-way transmission transceiver (3), transmitted in both directions transceiver (4) primary controller (5), driving circuit (6) relay (7), power supply (8) and parameter memory module (9); Data storage circuitry is comprised of data memory module (10), storage control module (11) and interface circuit (12);
The power control signal output terminal of described primary controller (5) connects the power control signal input end of driving circuit (6), the power state signal input end of primary controller (5) connects the power state signal output terminal of relay (7), the power switch signal output terminal of driving circuit (6) connects the power switch signal input end of relay (7), the power switch signal output terminal of relay (7) connects the switching signal input end of power supply (8), the power supply signal output terminal of power supply (8) connects the power supply signal input end of controlled system (1), the systematic parameter signal input part of primary controller (5) connects the systematic parameter signal output part of parameter memory module (9), and the systematic parameter signal input part of parameter memory module (9) connects the systematic parameter signal output part of primary controller (5); The environmental information input end of primary controller (5) connects the environmental information output terminal of one-way transmission transceiver (3), the environmental information of described one-way transmission transceiver (3) enters the environmental information output terminal that end connects inertial navigation system (1), the replying state signal input part of primary controller (3) connects the replying state signal output part of transmitted in both directions transceiver (4), the control signal output terminal of primary controller (5) connects the control signal input end of transmitted in both directions transceiver (4), the control signal output terminal of described transmitted in both directions transceiver (4) connects the control signal input end of controlled system (1), and the replying state signal input part of transmitted in both directions transceiver (4) connects the output terminal of the replying state signal of controlled system (1); The environmental information input end of described storage control module (10) links to each other with the environmental information output terminal of one-way transmission transceiver (3), the control signal input end of described storage control module (10) is connected with the control command signal output part of controller (5), the replying state signal input part of described storage control module (10) links to each other with the output terminal of the replying state information of transmitted in both directions transceiver (3), the data-signal I/O of the data-signal I/O connection data memory module (11) of described storage control module (10); The control data-signal I/O of the control data-signal I/O connecting interface circuit (11) of described storage control module (10).
2. described a kind of flight test system controller with data monitoring function according to claim 1, it is characterized in that, described storage control module (10) adopts the redirect of state machine to realize logic control, and described state machine is divided into one of four states: idle condition, order reading state, instruction judge that state, data memory module clash state and data upload state;
Described idle condition is waited for the instruction that receiving interface circuit (12) sends, and when receiving instruction, jumps to the order reading state;
The order reading state, the instruction that read interface circuit (12) is sent, when the instruction that reads is reset instruction, state machine rebound idle condition; Otherwise, jump to instruction and judge state;
State is judged in instruction, when decision instruction for writing the FIFO instruction, and this jumps to the data memory module erase status when writing the FIFO instruction for sky; When decision instruction for reading the FIFO instruction, and when being non-NULL, jump to the data upload state;
The data memory module erase status is wiped data in the data memory module (10), when data memory module (10) clashes when complete, jumps to idle condition;
The data upload state, the data in the reading out data memory module (10), and described data are sent to interface circuit (12), until the data in the data memory module (10) are read and are sent, jump to idle condition.
3. described a kind of flight test system controller with data monitoring function according to claim 1 is characterized in that, described primary controller (5) adopts the DSP2812 chip to realize.
4. described a kind of flight test system controller with data monitoring function according to claim 1 is characterized in that, described one-way transmission transceiver (3) and transmitted in both directions transceiver (4) adopt two-way 422 transceivers.
5. described a kind of flight test system controller with data monitoring function according to claim 1, it is characterized in that, described interface circuit (12) is comprised of CY7C68013 protocol conversion chip and USB2.0 interface circuit, the data high-speed rate switching signal output terminal of CY7C68013 protocol conversion chip connects the data-signal input end of USB2.0 interface circuit, and the I/O of the low speed data signal of CY7C68013 protocol conversion chip is the control data-signal I/O of interface circuit (11).The high-speed data signal input end of the high-speed data signal output terminal connection protocol conversion chip CY7C68013 of USB2.0 interface circuit.
6. described a kind of flight test system controller with data monitoring function according to claim 1 is characterized in that described data storage circuitry (8) is the CF card.
7. described a kind of flight test system controller with data monitoring function according to claim 1 is characterized in that, described storage control module (11) adopts on-site programmable gate array FPGA.
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| CN201210584055.2A CN103076748B (en) | 2012-12-28 | 2012-12-28 | Flight test system controlling machine with data monitoring function |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5023791A (en) * | 1990-02-12 | 1991-06-11 | The Boeing Company | Automated test apparatus for aircraft flight controls |
| EP2293008A2 (en) * | 2009-09-05 | 2011-03-09 | LFK-Lenkflugkörpersysteme GmbH | Device for managing function tests and/or service procedures for unmanned missiles which can be released from aircraft |
| CN202533754U (en) * | 2011-10-14 | 2012-11-14 | 中国民航大学 | Ground monitoring system for unmanned vehicle physical simulated test platform |
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- 2012-12-28 CN CN201210584055.2A patent/CN103076748B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5023791A (en) * | 1990-02-12 | 1991-06-11 | The Boeing Company | Automated test apparatus for aircraft flight controls |
| EP2293008A2 (en) * | 2009-09-05 | 2011-03-09 | LFK-Lenkflugkörpersysteme GmbH | Device for managing function tests and/or service procedures for unmanned missiles which can be released from aircraft |
| CN202533754U (en) * | 2011-10-14 | 2012-11-14 | 中国民航大学 | Ground monitoring system for unmanned vehicle physical simulated test platform |
Non-Patent Citations (1)
| Title |
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| 付宁 等: "基于PC104和VxWorks的某导引头测控台的设计", 《仪器仪表学报》 * |
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