中国电力科技论坛
标题:
汽机付值值班试题
[打印本页]
作者:
华电之声
时间:
2008-4-25 10:51
标题:
汽机付值值班试题
<p class="MsoNormal" style="MARGIN: 0cm -16.7pt 0pt 21pt; TEXT-INDENT: -21pt; mso-char-indent-count: -2.0; mso-para-margin-left: 21.0pt; mso-para-margin-right: -1.59gd; mso-para-margin-top: 0cm; mso-para-margin-bottom: .0001pt;"><span lang="EN-US"><font face="Times New Roman">29</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">．辅机紧机停用条件</span></p><p class="MsoNormal" style="MARGIN: 0cm -16.7pt 0pt 21pt; TEXT-INDENT: -21pt; mso-char-indent-count: -2.0; mso-para-margin-left: 21.0pt; mso-para-margin-right: -1.59gd; mso-para-margin-top: 0cm; mso-para-margin-bottom: .0001pt;"><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman"> </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">答：</span><span lang="EN-US"><font face="Times New Roman">1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">）电动机，泵浦，偶合器突然发生强烈震动或有金属碰击声和摩擦声</span><span lang="EN-US"><font face="Times New Roman"> 2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">）轴向位移或平衡管压力超过限额</span><span lang="EN-US"><font face="Times New Roman">3</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">）任何轴承冒烟或轴承温度导瓦温度及偶合器出油温度急剧升高超过定额时</span><span lang="EN-US"><font face="Times New Roman"> 4</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">）泵浦外壳大块破裂（停用后立即关闭进出水门及空气门）</span><span lang="EN-US"><font face="Times New Roman">5</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">）泵浦轴封冒烟，虽松压盖仍无效或压盖冲脱大量漏水</span><span lang="EN-US"><font face="Times New Roman"> 6</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">）泵浦失水，泵内发生汽化压力及电流急剧下降或晃动，调整无效时</span><span lang="EN-US"><font face="Times New Roman"> 7</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">）电动机两相运行转速下降并诱不正常声音及发热</span><span lang="EN-US"><font face="Times New Roman"> 8</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">）电动机开关冒烟或冒火</span><span lang="EN-US"><font face="Times New Roman"> 9</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">）电动机电流超过额定值</span><span lang="EN-US"><font face="Times New Roman">10%</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">以上，电动机温度升高</span><span lang="EN-US"><font face="Times New Roman"> 10</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">）辅机轴承油压降低到紧急处理定额以下，各轴承油流减少油温升高虽启动辅助油泵仍无效时</span><span lang="EN-US"><font face="Times New Roman">11</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">）给泵油箱油位降低到最低油位线以下，无法监视</span><span lang="EN-US"><font face="Times New Roman">12</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">）油系统着火不能很快扑灭时，严重威胁辅机安全运行</span><span lang="EN-US"><font face="Times New Roman"> 13</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">）给泵密封水断水，跳泵保护不动作</span></p><p class="MsoNormal" style="MARGIN: 0cm -16.7pt 0pt 21pt; TEXT-INDENT: -21pt; mso-char-indent-count: -2.0; mso-para-margin-left: 21.0pt; mso-para-margin-right: -1.59gd; mso-para-margin-top: 0cm; mso-para-margin-bottom: .0001pt;"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p>
作者:
追风无痕
时间:
2008-4-25 14:44
一道题！！
欢迎光临 中国电力科技论坛 (http://bbs.eptchina.com/)
Powered by Discuz! X3.2