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DRPLI导热系数测试仪

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<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;">一、概述</span></span></strong></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-family: 宋体;"><span quot;font-size: small;">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。仪器采用在试样一面加入稳定的热面温度,热量通过试样传递到冷面(室温),测量传递的热流来计算导热系数和热阻。此测试方法简便,快捷,重复性好。非常适用于型材等金属材料传热方面的研究和开发。也可用于岩土、塑料、橡胶、玻璃、石墨、保温材料等测试,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;">本仪器参考标准:</span><span lang="EN-US">GB/T10295-2008 </span><span quot;font-family: 宋体;">(绝热材料稳态热阻及有关特性的测定</span> <span quot;font-family: 宋体;">热流计法)及</span><span lang="EN-US">ASTM C518-04</span><span quot;font-family: 宋体;">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;">二、主要技术参数</span></span></strong></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US">1</span><span quot;font-family: 宋体;">、导热系数范围:板状样</span><span lang="EN-US">0.015-5W/mk</span><span quot;font-family: 宋体;">,准确度小于</span><span lang="EN-US">5</span><span quot;font-family: 宋体;">%,</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><span quot;mso-spacerun: yes;">               </span></span><span quot;font-family: 宋体;">圆柱状样</span><span lang="EN-US">3-400W/mk</span><span quot;font-family: 宋体;">,准确度小于</span><span lang="EN-US">5</span><span quot;font-family: 宋体;">%。(需合同注明要求测试)</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US">2</span><span quot;font-family: 宋体;">、热面温度:室温</span><span lang="EN-US">-99.99</span><span quot;font-family: 宋体;">℃,采用高数度数显表测温,</span><span lang="EN-US">0.2</span><span quot;font-family: 宋体;">级精度,分辩率</span><span lang="EN-US">0.01</span><span quot;font-family: 宋体;">℃。</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US">3</span><span quot;font-family: 宋体;">、冷面温度:室温,采用高数度数显表测温,</span><span lang="EN-US">0.2</span><span quot;font-family: 宋体;">级精度,分辩率</span><span lang="EN-US">0.01</span><span quot;font-family: 宋体;">℃。</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US">4</span><span quot;font-family: 宋体;">、热面温控:室温</span><span lang="EN-US">-99.99</span><span quot;font-family: 宋体;">℃,采用高数度程控数显表测温,</span><span lang="EN-US">0.2</span><span quot;font-family: 宋体;">级精度,分辩率</span><span lang="EN-US">0.01</span><span quot;font-family: 宋体;">℃,平板加热器,双向可控硅控制。</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US">5</span><span quot;font-family: 宋体;">、冷面采用强制风冷。</span><span lang="EN-US"><span quot;mso-spacerun: yes;">    </span></span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US">6</span><span quot;font-family: 宋体;">、采用计算机自动测试。</span><span lang="EN-US"><span quot;mso-tab-count: 1;">  </span></span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US">7</span><span quot;font-family: 宋体;">、采用</span><span lang="EN-US">WPY</span><span quot;font-family: 宋体;">热流计,热流参数</span><span lang="EN-US">23.26w/m2*mV</span><span quot;font-family: 宋体;">。</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US">8</span><span quot;font-family: 宋体;">、采用农业生产体系玻璃防风罩,可直接观察实验过程。</span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US">9</span><span quot;font-family: 宋体;">、冷热板传热面积:</span><span lang="EN-US">150</span><span quot;font-family: 宋体;">×</span><span lang="EN-US">150</span><span quot;font-family: 宋体;">(</span><span lang="EN-US">mm</span><span quot;font-family: 宋体;">)。</span><span lang="EN-US"><span quot;mso-spacerun: yes;">   </span></span></span></p> <p class="MsoNormal" quot;margin: 0cm 0cm 0pt;"><span quot;font-size: small;"><span lang="EN-US">10</span><span quot;font-family: 宋体;">、冷热板可调节间距:</span><span lang="EN-US">0-160(mm)</span><span quot;font-family: 宋体;">。</span></span></p>

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