<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30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)30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，30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，30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"> <h3 quot;background: #fafafa; margin: 13pt 0cm; line-height: 18pt;"><span quot;font-size: large;"><span class="headline-content2"><span quot;font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">分子筛空分制氮</span></span><span quot;letter-spacing: 0.4pt;" lang="EN-US"></span></span></h3> <p class="MsoNormal" quot;background: #fafafa; margin: 0cm 0cm 0pt; text-indent: 16.95pt; line-height: 18pt; mso-char-indent-count: 1.5;"><span quot;font-family: 宋体; letter-spacing: 0.4pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">以空气为原料，以碳分子筛作为吸附剂，运用变压吸附原理，利用碳分子筛对氧和氮的选择性吸附而使氮和氧分离的方法，通称</span><span quot;letter-spacing: 0.4pt;" lang="EN-US">PSA</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";">制氮。此法是七十年代迅速发展起来的一种新的制氮技术。与传统制氮法相比，它具有工艺流程简单、自动化程度高、产气快</span><span quot;letter-spacing: 0.4pt;" lang="EN-US">(15</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";">～</span><span quot;letter-spacing: 0.4pt;" lang="EN-US">30</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";">分钟</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";">、能耗低，产品纯度可在非常大范围内根据用户需要进行调节，操作维护方便、运行成本较低、装置适应性较强等特点，故在</span><span quot;letter-spacing: 0.4pt;" lang="EN-US">1000Nm3</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";">／</span><span quot;letter-spacing: 0.4pt;" lang="EN-US">h</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";">以下制氮设备中颇具竞争力，越来越得到中、小型氮气用户的欢迎，</span><span quot;letter-spacing: 0.4pt;" lang="EN-US">PSA</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";">制氮已成为中、小型氮气用户的优选方法。</span><span quot;letter-spacing: 0.4pt;" lang="EN-US"> </span></p> </span></p> </span></p>