1553B bus network emulation system applied to spacecraft system

A bus network and simulation system technology, applied in computer simulation and aerospace fields, can solve problems such as system performance can not be guaranteed, line failure, etc., to simplify design investment, improve reliability, and achieve the effect of high fidelity

Inactive Publication Date: 2011-02-16
BEIHANG UNIV
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  • Abstract
  • Description
  • Claims
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Problems solved by technology

[0003] However, the 1553B bus is used in the spacecraft system. Since the bus has a multi-data stream mode and is connected to each terminal, when the system structure is complex, direct or indirect line failures are likely to

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  • 1553B bus network emulation system applied to spacecraft system
  • 1553B bus network emulation system applied to spacecraft system
  • 1553B bus network emulation system applied to spacecraft system

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Embodiment

[0045] The simulation system provided by the present invention is described with the embodiment of "system operation".

[0046] Step 1. System structure configuration

[0047] Start the bus network simulation system, select the industrial computer P 1 To IPC P 11 A total of eleven simulation industrial computers participated in this simulation work. Industrial computer P 1 To IPC P 5 Simulate the first stage of the actual spacecraft, where the industrial computer P 1 Analog I level servo controller I, industrial computer P 2 Analog Class I Servo Controller II, IPC P 3 Analog I level measurement site, industrial computer P 4 Analog I level integrated controller, industrial computer P 5 Analog I additional controller; IPC P 6 To IPC P 10 Simulate the second stage of the actual spacecraft, where the industrial computer P 6 Analog II servo controller, industrial computer P 7 Analog II measurement site, IPC P 8 Analog II fiber optic inertia combination, industrial comp...

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Abstract

The invention discloses a 1553B bus network emulation system applied to a spacecraft system, which belongs to the field of aerospace and computer emulation. The 1553B bus network emulation system comprises a 1553B bus, the Ethernet, a bus network tester, a bus terminal tester, a digital phosphor oscilloscope, a bus separation switch, an emulation terminal, a bus system performance estimation computer and a bus interface control file configuration computer, and is used for emulating and analyzing the information transmission and system running of an actual spacecraft bus system. The 1553B bus network emulation system replaces conventional cable connection with a 1553B bus network, realizes the digitalized transmission and comprehensive utilization of network system information and improves the reliability and electromagnetic compatibility of the system by equipment with standard digital interfaces in combination with Ethernet communication, meets 1553B specifications, realizes coexistence in one network emulation system, can be used for a plurality of stages of analysis, development, test and the like of the spacecraft system and is of great importance to researches on the reliability of the actual spacecraft system.

Description

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Claims

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Application Information

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IPC IPC(8): H04L12/40
Inventor 王青李广董朝阳徐利杰侯砚泽李玮
Owner BEIHANG UNIV
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