湘潭市仪器仪表有限公司

主营:导热仪+膨胀仪+电阻炉+理化试验仪+研磨设备+实验室制样+弹性模量+抗折仪

供应DRPLII导热系数测试仪

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<p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><strong quot;mso-bidi-font-weight: normal;"><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">一、</span> </strong><strong quot;mso-bidi-font-weight: normal;"><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">概述</span><span lang="EN-US"></span></strong></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US"><span quot;mso-spacerun: yes;"> </span></span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">该仪器采用全部上流行的热流计检验导热系数和热阻方法,配计算机实现全自动检验,生成实验报告。适用于保温材料、耐火材料等低导热性材料等的导热性能测试,广泛应用在大专院校、科研院所、质检、厂矿。</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">本仪器参考标准:</span><span lang="EN-US">GB/T10295-2008 </span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">(绝热材料稳态热阻及有关特性的测定</span> <span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">热流计法)及</span><span lang="EN-US">ASTM C518-04</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">用热流计法测定稳态热通量和热传递特性的试验方法。</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><strong quot;mso-bidi-font-weight: normal;"><span quot;font-size: small;"><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">二、系统组成</span><span lang="EN-US"></span></span></strong></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">热面加热器,高精度程控表控温,波动小于</span><span lang="EN-US">0.2</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">度,热面测温分辩率</span><span lang="EN-US">0.01</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">℃。</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">冷面采用恒温水槽控温,波动小于</span><span lang="EN-US">0.05</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">度,冷面测温分辨率</span><span lang="EN-US">0.01</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">℃。</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">热流传感器采用进口传感器,分辩率</span><span lang="EN-US">0.01W/M2Uv</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">,显示表采用高精度数显毫伏表,分辩</span><span lang="EN-US">0.1UV</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">。</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";"><span quot;font-size: small;">真空系统,保证测试环境不受外界影响。</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">计算公式:λ</span><span lang="EN-US">=</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">(</span><span lang="EN-US">W</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">×</span><span lang="EN-US">H</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">)</span><span lang="EN-US">/</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">(</span><span lang="EN-US">T</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">×</span><span lang="EN-US">S</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">)</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">λ</span><span lang="EN-US">------ </span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">导热系数</span><span lang="EN-US">; W------ </span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">热流量</span><span lang="EN-US">;</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";"></span><span lang="EN-US">T---- </span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">试样两面温差</span><span lang="EN-US">;S------- </span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">试样面积</span><span lang="EN-US">.</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><strong quot;mso-bidi-font-weight: normal;"><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">三、</span> </strong><strong quot;mso-bidi-font-weight: normal;"><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">主要参数</span><span lang="EN-US"></span></strong></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US"><span quot;mso-spacerun: yes;">   </span>1</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">、导热系数测试范围:</span><span lang="EN-US">0.002-2W/MK;</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US"><span quot;mso-spacerun: yes;">   </span>2</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">、热面温度范围:室温</span><span lang="EN-US">-99.99</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">℃</span><span lang="EN-US">;</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US"><span quot;mso-spacerun: yes;">   </span>3</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">、冷面温度范围:</span><span lang="EN-US">0-99.99</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">℃</span><span lang="EN-US">;</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US"><span quot;mso-spacerun: yes;">   </span>4</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">、试样尺寸:</span><span lang="EN-US">200</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">×</span><span lang="EN-US">200</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">×(</span><span lang="EN-US">5-20</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">)</span><span lang="EN-US">mm;</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US"><span quot;mso-spacerun: yes;">   </span>5</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">、精度:小于</span><span lang="EN-US">5</span><span quot;font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">%</span><span lang="EN-US">.</span></span></p>

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