CN206421232U - A kind of improved structure fly/pushes away complex control system - Google Patents
A kind of improved structure fly/pushes away complex control system Download PDFInfo
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- CN206421232U CN206421232U CN201720029281.2U CN201720029281U CN206421232U CN 206421232 U CN206421232 U CN 206421232U CN 201720029281 U CN201720029281 U CN 201720029281U CN 206421232 U CN206421232 U CN 206421232U
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Abstract
Complex control system fly/is pushed away the utility model discloses a kind of improved structure, belongs to flight/thrust Comprehensive Control Technology field.The control system is mainly made up of data processing unit and control unit.During work, data processing unit receives and handles sensing data and aircraft instruction, it is resolved, and aircraft and engine control instruction are allocated optimization, then control information is transmitted to control unit by serial ports, control unit is controlled rule according to control information and resolved, and control signal then is transmitted into steering wheel.The utility model cost is low, dependable performance, control effect are good, has good practical value for fly/pushing away the subsequent development of Comprehensive Control.
Description
Technical field
What the utility model was related to a kind of improved structure fly/pushes away complex control system, belongs to flight/thrust Comprehensive Control skill
Art field.
Background technology
As present generation aircraft mission requirements are improved constantly, this multitask and multi-functional requirement of aircraft make each son of aircraft
The complexity of system is continuously increased, so that the driver of telegon is served as in traditional design thought to be competent at.But
If using Comprehensive Control Technology fly/is pushed away, aeroplane performance can be played to greatest extent, mobility and survival ability are improved,
And man-machine interface is simplified, mitigate the work load of driver.Therefore fly/push away Comprehensive Control Technology be widely used in it is civilian
With it is military, have great application prospect.
Fly/pushing away Comprehensive Control structure mainly has four kinds at present：One is to concentrate design method；Two be to pass rank decentralized design side
Method；Three be that Centralized Controller of the design with fixed upper three-legged structure realizes decentralised control again；Four be first to concentrate what is separated afterwards to set
Meter method.But the controller of first method design is extremely complex, due to existing airborne sensor and data bus technology hair
Exhibition is limited, and high-order complex control device is relatively difficult to achieve.Second of design method be not by the coupling between aircraft and engine
Take into account.The third method belongs to pure mathematical method, and computing cost is big, it is adaptable to lower order system.4th kind of method design is multiple
It is miscellaneous, it is computationally intensive.
Utility model content
The utility model fly/pushes away Comprehensive Control system for the deficiency of above-mentioned background technology there is provided a kind of improved structure
System, is transmitted to control unit after the data that sensor is obtained are handled by data processing unit, mitigate the meter of control unit
Calculation amount, improves control effect.
The utility model adopts the following technical scheme that to solve its technical problem：
A kind of improved structure fly/pushes away complex control system, including data processing unit, control unit, instruction generation mould
Block, attitude transducer, barometer, pitot, speed probe, temperature sensor, pressure sensor, data storage and steering wheel
Control module；Wherein attitude transducer, barometer, pitot, speed probe, temperature sensor and pressure sensor pass through
CAN（Controller Area Network, controller local area network）Bus is connected with data processing unit, instruction generation mould
Block passes through IIC（Inter-Integrated Circuit, I2C buses）Bus is connected with data processing unit, data processing list
Member is connected by iic bus with control unit, and control unit is connected by CAN with servos control module, data storage
It is bi-directionally connected by iic bus with control unit.
The data processing unit uses DSP Processor, model TMS320VC33.
The chip model of the data storage is AT24C08.
A kind of control method for fly/pushing away complex control system of improved structure, is comprised the steps of：
Step 1）Data processing unit receives the data from attitude transducer, barometer and pitot by CAN,
Data processing unit carries out the resolving of power and torque according to obtained data to state of flight, obtains current aircraft institute's stress and power
Square；
Step 2）Data processing unit is received by CAN and comes from speed probe, temperature sensor and pressure sensing
The data of device, data processing unit is resolved according to obtained data to engine behavior, and passes through present engine
Working condition carries out thrust and estimated, and obtains thrust and torque that current hair-like state motivation is provided；
Step 3）Data processing unit receives the command signal from directive generation module by iic bus, while basis
Step（1）（2）The flight status and engine condition of calculating, controling power and torque signals are converted into by command signal, profit
Aircraft rudder surface control signal and engine control signal are optimized with optimized algorithm, and the command signal after optimization is passed through
Iic bus is transferred to control unit；
Step 4）Control unit receives control information and flight status from data processing unit by iic bus
Data, control unit is controlled rule according to received data and calculated, and is then conveyed to control signal by CAN
Servos control module, passes through each rudder face of servos control aircraft and engine throttle.
The utility model has the advantages that：
1st, data processing and control are divided to two different units to handle information, and the calculating for mitigating flight control computer is born
Load, improves the arithmetic speed of flight control computer.
2nd, add data storage cell and control unit carries out information exchange, control accuracy and computing speed can be effectively improved
Degree, improves the control performance of aircraft.
3rd, the coupling between aircraft and engine is taken into full account, simple in construction, amount of calculation is few, it is easy to accomplish.
4th, using computing chips of the TMS320VC33 as data processing unit, with very strong floating-point operation ability, energy
Effectively improve the speed of optimized algorithm.
Brief description of the drawings
Fig. 1 is hardware block diagram of the present utility model.
Fig. 2 is workflow diagram of the present utility model.
Fig. 3 is system construction drawing of the present utility model.
Embodiment
The utility model is described in further details below in conjunction with the accompanying drawings.
Such as Fig. 1, this control system is mainly made up of data processing unit and control unit.During work, data processing unit
Received by CAN and come from attitude transducer, barometer, pitot, speed probe, temperature sensor and pressure sensor
Data, and command signal is received by iic bus, then data processing unit is resolved to it, and by aircraft and hair
Motivation control instruction is allocated optimization.Then control information is transmitted to control unit by iic bus, and control unit is according to control
Information is controlled rule and resolved, and control signal then is transmitted into steering wheel, so as to carry out fly/pushing away control to aircraft.
The data processing unit passes through CAN and attitude transducer, barometer, air speed tube sensor, revolution speed sensing
Device, temperature sensor, pressure sensor connection, are connected by iic bus with instruction module.Described control unit is total by IIC
Line is connected with data storage.The servos control module is connected by motor control signal interface with control unit.At data
Reason unit is connected with control unit by iic bus；
The attitude transducer module is used for the attitude angle and attitude angular velocity of survey aircraft, and the data obtained is passed through
CAN input data processing unit；
Atmospheric pressure value of the barometer module for the environment where survey aircraft, and the data obtained is passed through into CAN
Input data processing unit；
The pitot is used for survey aircraft air speed, and the data obtained is passed through into CAN input data processing unit；
The speed probe module is used to measure the high low speed rotor speed of engine, and the data obtained is total by CAN
Line input data processing unit；
The temperature sensor module is used to measure each part temperatures of engine, and the data obtained is defeated by CAN
Enter data processing unit；
The pressure sensor module is used to measure each member pressure of engine, and the data obtained is defeated by CAN
Enter data processing unit；
The data storage, which is used for storage control unit, needs the control parameter used, passes through iic bus between them
Connection；
The processor of the data processing unit uses DSP Processor, model TMS320VC33；
Data processing unit：The module is using TMS320VC33 chips as data processing unit, and VC33 has floating at a high speed
Point processing ability, main feature has:Possess 17ns instruction cycles, 120MFLOPS (megaflops instruction is per second) floating-point fortune
Calculation ability, 60MPIS (million instructions are per second) ordering calculation speed;34K words in piece（32bits）High-speed RAM storage space, point
Cloth is two 16K blocks and two 1K blocks, is easy to effectively utilize internal storage resources；24bit address wire addressable 1M memory spaces,
Therefore can the storage device such as external RAM and FLASH, to meet the program of system optimizing control and the need of data space
Ask.
Data storage：Data storage：The AT24C08 chips produced using atmel corp.The chip has 8 and drawn
The memory space of pin, 8KB, can be written and read the data in memory by iic bus.The chip has good stability,
Support read-write number of times 1,000,000 times, data preserve duration 100 years.In addition, the chip operation is convenient, cost is low.
Such as Fig. 2, Fig. 3, method of work of the present utility model are as follows：
（1）Data processing unit TMS320VC33 is received by CAN and is come from attitude transducer, barometer, pitot
The data of sensor, processor carries out the resolving of power and torque according to obtained sensing data to the state of flight of aircraft, obtains
To current aircraft institute's stress and torque；
（2）Data processing unit TMS320VC33 is received by CAN and is come from speed probe, temperature sensor, pressure
The data of force snesor, processor is resolved according to obtained data to engine behavior, and to present engine work
Make state progress thrust to estimate, obtain thrust and torque that current state engine is provided；
（3）Data processing unit TMS320VC33 receives the command signal from directive generation module by iic bus, together
Shi Liyong steps（1）（2）Obtained aircraft state of flight and engine condition, command signal is converted into power and torque shape
The control signal of formula, by aircraft institute's stress and torque are except that body is provided is outer, also respectively by rudder face and engine offer, using excellent
Change algorithm and distribution is optimized to aircraft rudder surface and engine offer power and torque, and the command signal after optimization is passed through into IIC
Bus transfer is to control unit；
（4）Control unit receives command information and flight status number from data processing unit by iic bus
According to control unit is controlled rule according to received data and calculated, and control signal then is conveyed into rudder by CAN
Machine control module, passes through each rudder face of servos control aircraft and engine throttle.
Those skilled in the art of the present technique are it is understood that unless otherwise defined, all terms used herein（Including skill
Art term and scientific terminology）With the general understanding identical meaning with the those of ordinary skill in the utility model art
Justice.It should also be understood that those terms defined in such as general dictionary should be understood that with upper with prior art
The consistent meaning of meaning hereinafter, and unless defined as here, will not with idealization or excessively formal implication come
Explain.
Above-described embodiment, is entered to the purpose of this utility model, technical scheme and beneficial effect
One step is described in detail, be should be understood that and be the foregoing is only embodiment of the present utility model, is not used to limit
The utility model processed, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements done etc.,
It should be included within protection domain of the present utility model.
Claims (5)
1. a kind of improved structure fly/pushes away complex control system, it is characterised in that including data processing unit, control unit, refer to
Make generation module, attitude transducer, barometer, pitot, speed probe, temperature sensor, pressure sensor, data storage
Device and servos control module；Wherein attitude transducer, barometer, pitot, speed probe, temperature sensor and pressure sensing
Device is connected by CAN with data processing unit, and directive generation module is connected by iic bus with data processing unit, number
It is connected according to processing unit by iic bus with control unit, control unit is connected by CAN with servos control module, number
It is bi-directionally connected according to memory by iic bus with control unit.
2. a kind of improved structure according to claim 1 fly/pushes away complex control system, it is characterised in that the data
Processing unit uses DSP Processor, model TMS320VC33.
3. a kind of improved structure according to claim 1 fly/pushes away complex control system, it is characterised in that the data
The chip model of memory is AT24C08.
4. a kind of improved structure according to claim 3 fly/pushes away complex control system, it is characterised in that the chip
Memory space with 8 pins, 8KB.
5. a kind of improved structure according to claim 4 fly/pushes away complex control system, it is characterised in that the chip
Support read-write number of times 1,000,000 times, data preserve duration 100 years.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106774372A (en) * | 2017-01-10 | 2017-05-31 | 南京航空航天大学 | A kind of improved structure fly/pushes away complex control system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106774372A (en) * | 2017-01-10 | 2017-05-31 | 南京航空航天大学 | A kind of improved structure fly/pushes away complex control system |
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