汽机付值值班试题

<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 42pt; TEXT-INDENT: -42pt; mso-char-indent-count: -4.0;"><span lang="EN-US"><font face="Times New Roman">8</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">．</span><font face="Times New Roman">
                </font><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">凝结水溶解氧不合格有哪些原因？</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 42pt; TEXT-INDENT: -42pt; mso-char-indent-count: -4.0;"><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">答：热井至凝泵进口水侧管道、法兰、仪表接头、水位计接头及取样管漏空气</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 42pt; TEXT-INDENT: -42pt; mso-char-indent-count: -4.0;"><span lang="EN-US"><font face="Times New Roman">9</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">．</span><font face="Times New Roman">
                </font><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">如何判段两次滤网堵塞？</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 42pt; TEXT-INDENT: -42pt; mso-char-indent-count: -4.0;"><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">答：两次滤网前后压力表差值大、真空下降、凝汽器两侧出水温度增大</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 42pt; TEXT-INDENT: -42pt; mso-char-indent-count: -4.0;"><span lang="EN-US"><font face="Times New Roman">10</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">．</span><font face="Times New Roman">
                </font><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">防止汽轮机超速的运行技术措施？</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 42pt; TEXT-INDENT: -42pt; mso-char-indent-count: -4.0;"><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">答：</span><span lang="EN-US"><font face="Times New Roman">1</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">）坚持调速系统静态试验，保证速度变动率和迟缓率符合规定</span><span lang="EN-US"><font face="Times New Roman"> 2</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">）对新安装机组及对调速系统进行技术改造后的机组均应进行调速系统动态试验，并保证甩负荷后飞升转速不超过规定值，能保证空负荷运行</span><span lang="EN-US"><font face="Times New Roman"> 3</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">）机组大修后、甩负荷试验前、危急保安器解体检查后、运行</span><span lang="EN-US"><font face="Times New Roman">2000</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">小时后都应做超速试验</span><span lang="EN-US"><font face="Times New Roman"> 4</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">）合理调整同步器的调整范围</span><span lang="EN-US"><font face="Times New Roman"> 5</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">）各项附加保护符合要求并投入运行</span><span lang="EN-US"><font face="Times New Roman"> 6</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">）各主汽门调速汽门开关灵活，严密性合格，发现缺陷及时消除</span><span lang="EN-US"><font face="Times New Roman"> 7</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">）定期活动自动主汽门、调速汽门，定期试验抽汽逆止门。</span><span lang="EN-US"><font face="Times New Roman"> 8</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">）定期进行油质分析化验</span><span lang="EN-US"><font face="Times New Roman"> 9</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">）加强蒸汽品质监督，防止门杆结垢</span><span lang="EN-US"><font face="Times New Roman"> 10</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">）发现汽机超速立即停机破坏真空</span><span lang="EN-US"><font face="Times New Roman"> 11</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">）机组长期停用做好保养工作，防止调节部件锈蚀</span><span lang="EN-US"><font face="Times New Roman"> 12</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-ascii-font-family: &quot;Times New Roman&quot;;">）采用滑压运行的机组在滑参数启动过程中，调速汽门开度要留有余地</span></p>

不错！！