中国电力科技论坛
标题:
[求助]
[打印本页]
作者:
AHCZWYZ
时间:
2008-6-28 09:25
标题:
[求助]
<p>请教大家一个问题：谁知道宁德和乌沙山电厂哈汽产的中压主汽阀阀碟伸出部分断裂的原因，谢了</p>
作者:
abab
时间:
2008-7-11 15:37
<span class="content"><span style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: 宋体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">机组在启动时，要减慢启动速度，延长启动时间；冲车前要严格控制汽温、汽压参数，主汽温度必须比调节级室金属最高温度高</span><span lang="EN-US" style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体;">50</span><span style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: 宋体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">～</span><span lang="EN-US" style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体;">100 </span><span style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">℃</span><span lang="EN-US" style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体;">,</span><span style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: 宋体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">并且过热度不低于</span><span lang="EN-US" style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体;">80 </span><span style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">℃</span><span style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: 宋体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">。在冲车时，适当延长冲车时间，机组带负荷速度减慢。</span></span>
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