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RT operation system and FPGA-based rotary table state space control system and method

A state space, operating system technology, applied in general control systems, program control, computer control, etc., can solve the problem of insufficient dynamic control stability, unable to meet the requirements of servo bandwidth and console control stability, and low servo computing ability. It can improve the quality of dynamic control and system stability, the speed of servo operation is fast, and the control is delicate and accurate.

Active Publication Date: 2019-07-23
BEIJING INST OF AEROSPACE CONTROL DEVICES
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Problems solved by technology

[0007] The technical problem solved by the present invention is: Aiming at the difficulties of PID control algorithm mostly used in the current prior art, low servo calculation ability and insufficient dynamic control stability, a turntable state space control based on RT operating system and FPGA is proposed. The system and method solve the problem that the traditional technology cannot meet the requirements of the hardware-in-the-loop simulation test for the servo bandwidth and console control stability in the dynamic control process of the simulation turntable

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  • RT operation system and FPGA-based rotary table state space control system and method
  • RT operation system and FPGA-based rotary table state space control system and method

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Embodiment Construction

[0044] A turntable state space control system and method based on RT operating system and FPGA, through the simulation turntable control scheme using RT and FPGA, and using the state space method of modern control theory as the control algorithm of servo operation on FPGA, to meet the The hardware-in-the-loop simulation test has requirements for real-time performance and servo bandwidth in the dynamic control process of the simulation turntable.

[0045] Such as figure 1 As shown, the turntable state space control system specifically includes: RT operation module, FIFO data flow, FPGA servo operation module, and encoder module, among which:

[0046] RT operation module: read the target position instruction of the turntable at the next moment by the external simulator or predict the target position instruction of the turntable rotation at the next moment according to the setting of the turntable rotation task, interpolate the obtained target position instruction in N equal part...

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Abstract

The invention discloses an RT operation system and FPGA-based rotary table state space control system and method. The system which comprises an RT operation module, an FIFO data flow, an FPGA servo operation module and an encoder module is adopted, a simulation rotary table control scheme which adopts RT and FPGA is provided, target position instruction obtaining is carried out through an RT module, and control output calculation is carried out by utilizing the FPGA servo operation module at the same time, so that the requirements, for instantaneity and servo bandwidth in simulation rotary table dynamic control process, of semi-physical simulation tests are satisfied, the calculation precision is high and the operation time is short.

Description

technical field [0001] The invention relates to a turntable state space control system and method based on an RT operating system and FPGA, belonging to the field of turntable control. Background technique [0002] The high-performance simulation turntable is an important semi-physical simulation test equipment, through which it can simulate the real flight trajectory of the aircraft, so as to provide accurate and continuous space attitude stimulation for the tested product to verify the flight control strategy of the aircraft or the tested product. Product dynamic performance. [0003] With the continuous development of inertial navigation technology and aircraft performance, the requirements for the dynamic response performance, real-time performance and stability of the simulation turntable are getting higher and higher. Especially for key indicators such as acceleration and dual-tenth bandwidth that determine the ability of hardware-in-the-loop simulation tests, continu...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G05B19/042
CPCG05B19/0423G05B2219/25257
Inventor 王胜利方振华赵庆王媛媛胡吉昌钟正虎
Owner BEIJING INST OF AEROSPACE CONTROL DEVICES
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