虚拟试验验证技术可为复杂航天产品的试验验证提供有效的技术支撑.结合航天产品研制过程对虚拟试验验证技术的需求,开展了虚拟试验支撑框架VITA研究与实现;VITA系统由运行中间件及系列辅助工具集组成,实现对虚拟试验应用系统“试验设计-试验运行-试验分析”全生命周期的支持;全面介绍了VITA运行中间件、集成开发环境、试验设计、试验调度管理、试验记录与回放、试验结果分析、试验数据管理、异构网关、硬件网关等各模块的实现方案,给出了其在航天复杂产品试验系统互联中的应用情况;实践表明VITA支持对产品关键系统的技术性能验证,有效解决了产品难以开展大系统联合试验的难题,后续将完善跨平台功能、提升实时性指标,实现产品化推广.%Virtual test and evaluation technology can effective support the test validation of complex aerospace products.A research and implementation of VITA (virtual test and evaluation enabling Architecture) is carried out,to meet the technology needs of the development of aerospace products.The VITA system is composed of runtime middleware and a series of auxiliary tools to support the full life cycle of the "test design-test run-test analysis" of the virtual test application system.This paper introduces the implementation of VITA,include runtime middleware,integrated development environment,test design,dispatching management,test data record and playback,test result analysis,test data management,software gateway,hardware gateway and so on.VITA is used in the process of product's development,application shows that VITA supports the verification of the technical performance for product's key systems,and effectively solves the product's large-scale joint test problem.
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