环境试验术语

12环境条件与通用试验方法

环境试验

试验 ........................................................12-1 预处理.....................................................12-1 初始检测 .................................................12-1 条件试验 .................................................12-1 恢复 ........................................................12-1 最后检测 .................................................12-1 试验样品 .................................................12-1 相关规范 .................................................12-1 严酷等级 .................................................12-1 综合试验 .................................................12-1 组合试验 .................................................12-1 试验顺序 .................................................12-1 基准大气 .................................................12-1 仲裁测量 .................................................12-1 重力加速度(g n).........................................12-1 临界频率 .................................................12-1 交越频率 .................................................12-2 阻尼 ........................................................12-2 临界阻尼 .................................................12-2 阻尼比.....................................................12-2 失真度.....................................................12-2 固定点.....................................................12-2 测量点.....................................................12-2 检查点.....................................................12-2 基准点.....................................................12-2 优先试验轴..............................................12-2 正弦拍频 .................................................12-2 调制频率 .................................................12-2 试验频率 .................................................12-2 预定试验频率 ..........................................12-2 研究试验频率 ..........................................12-2 扫频循环 .................................................12-2 时间历程 .................................................12-3 合成时间历程 ..........................................12-3 时间历程的主要部分................................12-3 振动器.....................................................12-3 响应谱.....................................................12-3 试验响应谱..............................................12-3 零周期加速度 ..........................................12-3 高应力循环..............................................12-3 振动周期 .................................................12-3 振动频率 .................................................12-3 角频率(圆频率) ........................................12-3 位移幅值 .................................................12-3 速度幅值 .................................................12-3 加速度幅值..............................................12-3 复合振动 .................................................12-3 方均加速度..............................................12-3 方均根加速度 ..........................................12-3 推力 ........................................................12-3 空载最大加速度.......................................12-3 满载最大加速度.......................................12-3 台面位移幅值均匀度................................12-4 台面加速度幅值均匀度 ............................12-4 横向振动 .................................................12-4 压电加速度传感器 ...................................12-4 传感器电压灵敏度 ...................................12-4 传感器电荷灵敏度 ...................................12-4 试验量值 .................................................12-4 自由空气条件 ..........................................12-4 散热试验样品 ..........................................12-4 非散热试验样品.......................................12-4 非散热试验样品的环境温度 .....................12-4 散热试验样品的环境温度.........................12-4 表面温度(壳体温度) .................................12-4 试验箱(室) ...............................................12-4 工作空间 .................................................12-5 温度稳定 .................................................12-5 凝露 ........................................................12-5 吸附 ........................................................12-5 吸收 ........................................................12-5 扩散 ........................................................12-5 呼吸 ........................................................12-5 漏率 ........................................................12-5 标准漏率 .................................................12-5 测量漏率(R) .............................................12-5 等效标准漏率(L) ......................................12-5 (漏泄)时间常数(θ) ....................................12-5 粗漏 ........................................................12-6 细漏 ........................................................12-6 虚漏 ........................................................12-6 松香 ........................................................12-6 接触角.....................................................12-6 润湿 ........................................................12-6 不润湿.....................................................12-6

12-1