<p class="MsoNormal" quot;background: #fafafa; margin: 0cm 0cm 0pt; line-height: 18pt;"><span quot;font-size: small;"><span quot;font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">变压吸附法60立方制氮机</span><span quot;letter-spacing: 0.4pt;" lang="EN-US">(Pressure Swing Adsorption</span><span quot;font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">，简称</span><span quot;letter-spacing: 0.4pt;" lang="EN-US">PSA)60立方制氮机</span><span quot;font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">是一种新的气体分离技术，60立方制氮机自</span><span quot;letter-spacing: 0.4pt;" lang="EN-US">60</span><span quot;font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">年代末</span><span quot;letter-spacing: 0.4pt;" lang="EN-US">70</span><span quot;font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">年代初在国外已经得到迅速的发展，60立方制氮机其原理是利用分子筛对不同气体分子</span><span quot;letter-spacing: 0.4pt;" lang="EN-US">“</span><span quot;font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">吸附</span><span quot;letter-spacing: 0.4pt;" lang="EN-US">”</span><span quot;font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">性能的差异而将气体混合物分开，它是以空气为原料，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。</span><span quot;letter-spacing: 0.4pt;" lang="EN-US"> </span></span></p> <p><span quot;font-size: small;"> <p><span quot;letter-spacing: 0.4pt;" lang="EN-US"></span></p> </span></p>