汽轮机安全监视及保护系统

<p class="MsoNormal" style="TEXT-JUSTIFY: inter-ideograph; MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 0cm; LINE-HEIGHT: 150%; TEXT-ALIGN: justify; mso-list: l0 level3 lfo1; tab-stops: list 36.0pt;"><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: &quot;Times New Roman&quot;; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: &quot;Times New Roman&quot;;"><span style="mso-list: Ignore;">1.1.1<span style="FONT: 7pt &quot;Times New Roman&quot;;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;;"><font face="宋体">速度传感器</font></span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: &quot;Times New Roman&quot;; mso-bidi-font-size: 10.0pt;"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span><p></p></span></p><shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" opreferrelative="t" ospt="75" coordsize="21600,21600"><stroke joinstyle="miter"></stroke><formulas><f eqn="if lineDrawn pixelLineWidth 0"></f><f eqn="sum @0 1 0"></f><f eqn="sum 0 0 @1"></f><f eqn="prod @2 1 2"></f><f eqn="prod @3 21600 pixelWidth"></f><f eqn="prod @3 21600 pixelHeight"></f><f eqn="sum @0 0 1"></f><f eqn="prod @6 1 2"></f><f eqn="prod @7 21600 pixelWidth"></f><f eqn="sum @8 21600 0"></f><f eqn="prod @7 21600 pixelHeight"></f><f eqn="sum @10 21600 0"></f></formulas><path oconnecttype="rect" gradientshapeok="t" oextrusionok="f"></path><lock aspectratio="t" vext="edit"></lock></shapetype><shape id="_x0000_s1026" fillcolor="window" type="#_x0000_t75" style="MARGIN-TOP: 165.45pt; Z-INDEX: 1; MARGIN-LEFT: 105.5pt; WIDTH: 223.5pt; POSITION: absolute; HEIGHT: 157.75pt;"><imagedata cropright="27714f" cropleft="10278f" cropbottom="20006f" croptop="7447f" otitle="3" src="file:///C:\DOCUME~1\yxy\LOCALS~1\Temp\msohtml1\01\clip_image001.wmz"></imagedata></shape><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: &quot;Times New Roman&quot;; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">它的工作原理是基于一个惯性质量和移动壳体，传感器有一个永久磁铁，它被固定在传感器壳体上，围绕着磁铁是一个惯性质量线圈，通过弹簧连在壳体上。测量时，将传感器刚性固定在被测物体上，随着被测物振动，磁铁运动，使其产生磁场运动。而线圈因固定在弹簧上，具有较大的惯性质量，即相对高频振动的物体，其是相对静止的。这样，线圈在磁场中作直线运动，产生感应电动势，其大小与线圈运动的线速度（即：机壳的速度）成正比。通过对感应电动势的检测，即能获得被测物体的线速度。</span>

顶了！

<p>好帖子就得顶！</p>[em01]

<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman';"><font face="宋体">速度传感器</font></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">的工作原理是基于一个惯性质量和移动壳体，传感器有一个永久磁铁，它被固定在传感器壳体上，围绕着磁铁是一个惯性质量线圈，通过弹簧连在壳体上。</span>