空气采样使用说明书解析.ppt

系统 概 况 (System Overview) 标准采样时采样孔的布置方式Siting of Sampling Points Ceiling Sampling 吊顶下采样 Pipe on ceiling with Sampling Hole吊顶下安装的采样管 Capillary Sampling Points 毛细管采样头 Inter-beam Sampling 梁间采样 On-Cabinet Sampling 柜上采样 On-Cabinet Sampling 柜上采样 In-Cabinet Sampling 柜内采样 In-Cabinet Sampling 柜内采样 Return-Air HVAC Sampling 回风采样 Return-Air HVAC Sampling 回风采样 Return-Air HVAC Sampling 回风采样 In-Duct Detection 风管内探测 风管内采样 In-Duct Sampling 注1：采样管的进口和出 口应该密封 Note 1: The entry and exit point of the probe must be sealed and airtight. 注2：房间内和风管内的 探头需分开 Note 2: Separate detectors are required for in-room and in-duct sampling. In-Duct Detection 风管内探测 激光腔 进气管 吸气泵 双段过滤器 显示单元 工作原理 Sampling pipes 采样管 Sampling points 采样孔 ASD Detector 探测器 4m 8m 8m 8m 8m 8m 8m 8m 4m 4m 4m Area Coverage 每个采样孔的平均保护面积20M2 吊顶上空 Ceiling Void 吊顶天花 Ceiling Tiles 毛细管房间采样Capillary Room Sampling 毛细管Capillary Tube Ceiling Sampling 吊顶下隐蔽探测 微型采样头Miniature sampling point fitting 隐蔽采样头Concealed sampling point 吊顶板 Ceiling panel or tile 毛细管Capillary tubes 采样主管Sampling trunk pipe Ceiling Sampling 吊顶下隐蔽探测 方案1 Option 1 Roof Slab 楼板 Sample Hole采样孔 Sample Hole Sample Hole Sample Hole Sample Hole Sample Hole Sample Hole Sample Hole Trunk Adapter Roof Slab 方案2 Option 2 假地板False Floor Slab楼板 Sample Holes Cable Ties 管道必须布置在上部 Pipe must be located at the top of the floor void Floor Void Sampling 地板下采样 Sample Hole 在管道侧面开孔 drilled in side of pipe T型接头 Tee 假地板 False Floor Slab 楼板 Floor Void Sampling 地板下采样 On/In-Cabinet sampling can provide the most optimum detection of a fire due to: Closest to the source, before dilution occurs Reduced time to detect, smoke is actively drawn from the source 柜上/内采样提供了最优的探测方案，因为： 在稀释之前，离火源最近 缩短探测时间，烟雾被主动地吸取 Dedicated detectors can provide the optimum protection 专用的探测器能够提供最优的保护 On/In-Cabinet Sampling 柜上/内采样 Sampling Pipe 采样管 安装卡子 Mounting clip 排气格栅 Ventilation grille Sampling points 采样孔 (oriented down) 设备柜 Equipment cabinet Airflow 气流 Above Cabinet Sampling Cabinets