航空发动机试验多系统数据融合设计

Design of Multi-system Data Fusion in Aeroengine Test

航空发动机试验在其研制过程中占比很大。在试验时,各专业系统将相关信息资源共享,协同工作。为了满足航空发动机地面试验时多系统试验信息共享的需求,对与发动机试验相关的台架测试、台架电气、发动机控制、试验流程管理、试验数据管理、远程监视、音视频等系统等进行了数据融合设计。该设计以试验数据管理技术和网络通讯技术为核心,针对各系统通讯协议、格式、速率各不相同的数据流传输特点,采用Winsock、DataSocket、OPC、音视频流媒体及数据库通讯等多种数据通讯技术,实现了发动机试验多系统数据融合统一管理。结果表明:该设计具有系统适用性强、搜集试验信息全、易于数据管理等特点,可满足试验技术要求,已保障多种型号发动机完成试验。

Aeroengine test plays an important role in its development process.During tests,various systems need to share test-related information and work cooperatively.In order to meet the requirement of multi-system test information sharing during aeroengine ground test,data fusion design was introduced for engine test-related systems including instrumentation system,electrical system,engine control system,test procedure management system,test data management system,remote monitoring system,audio and video system,etc.The design was based on test data management and network communication technology,according to the characteristics of data stream transmis⁃sion of different communication protocols,formats,and rates,a variety of data communication technologies were adopted,such as Win⁃sock,DataSocket,OPC,audio and video streaming media,and database communication technology to achieve unified management of en⁃gine test multi-system data fusion.The results show that the design has the characteristics of strong system applicability,comprehensive test information collection,and easy data management,which can meet the technical requirements of test.The design has guaranteed the completion of test for various types of engines.