OSU热释放速率测定�?参数-价格-中国粉体罐�/title>

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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span>仪器介绍９�/span></p><p><span>美国MarlinEngineering仪器，为美国联邦航空管理局</span><span>FAA</span><span>认可皃�/span><span>OSU </span><span>热释放速率测定仪，�?初的设计是由俄亥俄州立大学的</span><span>Smith</span><span>�?/span><span>1972</span><span>年完成的，后成为</span><span>FAA</span><span>指定燃烧测试仪器。符合的测试标准丹�/span><span>FAR Part 25 Appendix F Part IV</span><span>�?/span><span>Airbus AITM 2.0006</span><span>�?/span><span>Boeing BSS 7322、ASTM E906、�/span></p><p><span>OSU </span><span>热释放速率测定仪的主要组成为绝热外箱、电加热辐射装置、点燃装置以及恒温恒流装置。试验时，空气由入口以恒定流速通过机箱，数据采集系统记录空气入口和出口温度以及箱壁温度，根据每单位暴露表面的能量计算热释放速率。OSU热释放速率测试仪也可以通过增加FTIR傅里叶红外烟气毒性测试装置，测定有毒性气体，如CO、CO2、NOx、HCN、Hbr、HCL等）、�/span></p><p><span><span>FAA</span><span>认可皃�/span><span>OSU </span><span>热释放速率测定仪所用试样为3个，表面积为15cm x 15cm，厚度为使用厚度，试样系垂直放置。点燃源为带中型火焰的辐射装置，它位于试样下端，热流强度�?5kW/m2，施加点燃源时间�?min。要求合格材料在试验�?min内的PHRR不大�?5<span>kW/m2，头2min总热释放量不大于65W min/cm2、�/span></span></p><p><span></span></p><p><span><span><span>美国MarlinEngineering 生产皃�span>OSU </span><span>热释放速率测定�?/span>，可采用不同的入射热流量（如20<span>kW/m2�?0<span>kW/m2等），可测得的数据有<span>热释放速率</span>PHRR，试�?5min的总释放热量THR15、�/span></span></span></span></p><p><span>技术特征：</span></p><p><span>1.<span>不锈钢燃烧测试腔体，含耐高温玻璃观测窗：�/span></p><p><span>2.<span>热辐射源丹�/span><span>4</span><span>�?/span><span>Glowbars</span><span>加热棒，可提侚�/span><span>35KW/M2</span><span>热辐射通量：�/span></p><p><span>3.<span>采用</span><span>2</span><span>个独竊�/span><span>PID</span><span>温度控制器，用于加热温度控制：�/span></p><p><span>4.<span>配备全自动气动试样推进装置以及屏蔽门装置：�/span></p><p><span>5.<span>配备上部燃烧器及可移动的下部燃烧器；</span></p><p><span>6.<span>转子流量计可用于调节上部及下部燃烧器燃气流量：�/span></p><p><span>7.<span>配备可移动的</span><span>T</span><span>型校准燃烧器装置及流量控制器：�/span></p><p><span>8.<span>质量流量控制器自动应用于热电堆温度校准；</span></p><p><span>9.<span>水冷式热流计测量被火面热辐射通量，配备冷却方式；</span></p><p><span>10. </span><span>气流温度控制装置，可对测试仓提供恒温及恒流气流；</span></p><p><span>11. </span><span>采用孔板流量计测量进入测试仓中的流量压力：�/span></p><p><span>12. </span><span>配备数据采集系统以及热释放标准测试软件；</span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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