25立方制氮机25立方制氮设备

<h2 style="background: #fafafa; margin: 13pt 0cm; line-height: 18pt;"><span style="font-size: large;"><span class="headline-content2"><span style="font-family: 黑体; letter-spacing: 0.4pt; mso-ascii-font-family: Arial;">工作原理 25立方制氮机/25立方制氮设备</span></span><span style="letter-spacing: 0.4pt;" lang="EN-US"></span></span></h2> <p class="MsoNormal" style="background: #fafafa; margin: 0cm 0cm 0pt; line-height: 18pt;"><span style="font-size: small;"><span style="font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">　　它是以空气为原材料，25立方制氮机/25立方制氮设备利用一种效率高能、高选择的固体吸附剂对氮和氧的选择性吸附的性能把空气中的氮和氧分离出来。25立方制氮机/25立方制氮设备碳分子筛对氮和氧的分离作用主要是基于这两种气体在碳分子筛表面的扩散速率不同，25立方制氮机/25立方制氮设备较小直径的气体（氧气）扩散较快，较多进入分子筛固相。这样气相中就可以得到氮的富集成分。一段时间后，分子筛对氧的吸附达到平衡，根据碳分子筛在不同压力下对吸附气体的吸附量不同的特性，降低压力使碳分子筛解除对氧的吸附，这一过程称为更新。变压吸附法通常使用两塔并联，交替进行加压吸附和解压更新，从而获得连续的氮气流。</span><span style="letter-spacing: 0.4pt;" lang="EN-US"> </span></span></p> <h2 style="background: #fafafa; margin: 13pt 0cm; line-height: 18pt;"><span style="font-size: large;"><span class="headline-content2"><span style="font-family: 黑体; letter-spacing: 0.4pt; mso-ascii-font-family: Arial;">工艺流程</span></span><span style="letter-spacing: 0.4pt;" lang="EN-US"></span></span></h2> <p class="MsoNormal" style="background: #fafafa; margin: 0cm 0cm 0pt; line-height: 18pt;"><span style="font-size: small;"><span style="font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">　　原料空气经空压机压缩后进入后级空气储罐，大部分油、液态水、灰尘附着于容器壁后流到罐底并定期从排污阀排出，一部分随气流进入到压缩空气净化系统。</span><span style="letter-spacing: 0.4pt;" lang="EN-US"> </span></span></p> <p class="MsoNormal" style="background: #fafafa; margin: 0cm 0cm 0pt; line-height: 18pt;"><span style="font-size: small;"><span style="font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">　　空气净化系统由冷干机及三支精度不同的过滤器及一支除油器组成，通过冷冻除湿以及过滤器由粗到精地将压缩空气中的液态水、油、及尘埃过滤干净，使压缩空气压力露点降到</span><span style="letter-spacing: 0.4pt;" lang="EN-US">2</span><span style="font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">～</span><span style="letter-spacing: 0.4pt;" lang="EN-US">10</span><span style="font-family: 宋体; letter-spacing: 0.4pt; mso-bidi-font-family: 宋体;">℃</span><span style="font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">，含油量降至</span><span style="letter-spacing: 0.4pt;" lang="EN-US">0.001PPm</span><span style="font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">，尘埃过滤到</span><span style="letter-spacing: 0.4pt;" lang="EN-US">0.01μm</span><span style="font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">，保证了进入</span><span style="letter-spacing: 0.4pt;" lang="EN-US"><a href="http://baike.baidu.com/view/2328011.htm" target="_blank"><span style="color: #136ec2;">PSA<span style="font-family: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";" lang="EN-US"><span lang="EN-US">制氮机</span></span></span></a></span><span style="font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">原料气的洁净。</span><span style="letter-spacing: 0.4pt;" lang="EN-US"> </span></span></p> <p><span style="font-size: 10.5pt; font-family: 宋体; letter-spacing: 0.4pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-bidi-font-family: "Times New Roman"; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">　　净化后的空气经过两路分别进入两个吸附塔</span><span style="font-size: 10.5pt; font-family: "Times New Roman"; letter-spacing: 0.4pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;" lang="EN-US">,</span><span style="font-size: 10.5pt; font-family: 宋体; letter-spacing: 0.4pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-bidi-font-family: "Times New Roman"; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">通过制氮机上气动阀门的自动切换进行交替吸附与解吸，这个过程将空气中的大部分氮与少部分氧进行分离，并将富氧空气排空。氮气在塔顶富集由管路输送到后级氮气储罐，并经流量计后进入用气点</span></p>