|
|
A:<p><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US"> 1</span></p>
B:<span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US"> 2</span>
C:<p style="TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-char-indent-count: 2.0" class="MsoNormal"><span style="FONT-SIZE: 12pt" lang="EN-US"><font face="Times New Roman"><o:p> 3</o:p></font></span></p>
D: 4
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-weight: bold">晶闸管三个电极分别为</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US">(<span style="mso-tab-count: 4"> </span>)</span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">。</span>
A:<p style="TEXT-ALIGN: left; TEXT-INDENT: -18pt; MARGIN: 0cm 0cm 0pt 62.95pt; mso-list: l0 level1 lfo1; tab-stops: list 62.95pt" class="MsoNormal" align="left"><span style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'" lang="EN-US"><span style="mso-list: Ignore"><font face="Times New Roman"><span style="FONT: 7pt "Times New Roman""> </span></font></span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">发射极，基极，集电极；</span><span style="FONT-SIZE: 12pt" lang="EN-US"><o:p></o:p></span></p>
B:<p style="TEXT-ALIGN: left; TEXT-INDENT: -18pt; MARGIN: 0cm 0cm 0pt 62.95pt; mso-list: l0 level1 lfo1; tab-stops: list 62.95pt" class="MsoNormal" align="left"><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">第一基极，发射极，第二基极；</span><span style="FONT-SIZE: 12pt" lang="EN-US"><o:p></o:p></span></p>
C:<p style="TEXT-ALIGN: left; TEXT-INDENT: -18pt; MARGIN: 0cm 0cm 0pt 62.95pt; mso-list: l0 level1 lfo1; tab-stops: list 62.95pt" class="MsoNormal" align="left"><span style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'" lang="EN-US"><span style="mso-list: Ignore"><font face="Times New Roman"><span style="FONT: 7pt "Times New Roman""> </span></font></span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">源极，栅极，漏极；</span><span style="FONT-SIZE: 12pt" lang="EN-US"><o:p></o:p></span></p>
D:<p style="TEXT-ALIGN: left; TEXT-INDENT: -18pt; MARGIN: 0cm 0cm 0pt 62.95pt; mso-list: l0 level1 lfo1; tab-stops: list 62.95pt" class="MsoNormal" align="left"><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">阴极，门极，阳极。</span><span style="FONT-SIZE: 12pt" lang="EN-US"><o:p></o:p></span></p>
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">晶闸管变流电路逆变工作时，（</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US"><span style="mso-spacerun: yes"> </span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">）。</span>
A:<p style="TEXT-ALIGN: left; TEXT-INDENT: 27pt; MARGIN: 0cm 0cm 0pt; mso-char-indent-count: 2.25" class="MsoNormal" align="left"><span style="FONT-SIZE: 12pt" lang="EN-US"><span style="POSITION: relative; TOP: 3pt; mso-text-raise: -3.0pt"><v:shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75" coordsize="21600,21600"><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:connecttype="rect" gradientshapeok="t" o:extrusionok="f"></v:path><o:lock aspectratio="t" v:ext="edit"></o:lock></v:shapetype><v:shape style="WIDTH: 39.75pt; HEIGHT: 15.75pt" id="_x0000_i1025" o:ole="" type="#_x0000_t75"><v:imagedata o:title="" src="file:///C:\Users\user\AppData\Local\Temp\msohtmlclip1\02\clip_image001.wmz"></v:imagedata></v:shape></span><o:p><img width="44" height="21" alt="" src="http://file.open.com.cn/ItemDB/108014/55fdd215-b909-47f2-a7a4-586a0267968d/2012212152433179.png" /></o:p></span></p>
B: <img width="46" height="25" alt="" src="http://file.open.com.cn/ItemDB/108014/55fdd215-b909-47f2-a7a4-586a0267968d/2012212152446570.png" />
C: <img width="45" height="17" alt="" src="http://file.open.com.cn/ItemDB/108014/55fdd215-b909-47f2-a7a4-586a0267968d/201221215259164.png" />
D: <img width="42" height="22" alt="" src="http://file.open.com.cn/ItemDB/108014/55fdd215-b909-47f2-a7a4-586a0267968d/2012212152521290.png" />
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">电压型交</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US">-</span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">直</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US">-</span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">交变频器中间直流环节是（</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US"><span style="mso-spacerun: yes"> </span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">）。</span>
A:<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"> 电容</span>
B:<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"> 电感</span>
C:<p style="TEXT-ALIGN: left; TEXT-INDENT: 27pt; MARGIN: 0cm 0cm 0pt; mso-char-indent-count: 2.25" class="MsoNormal" align="left"><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'">电容加电感</span><span style="FONT-SIZE: 12pt" lang="EN-US"><o:p></o:p></span></p>
D:<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"> 电容加电阻</span>
<p><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">单相全波可控整流电路，大电感负载，晶闸管的电流有效值是（</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US"><span style="mso-spacerun: yes"> </span><span style="mso-tab-count: 1"></span><span style="mso-spacerun: yes"> </span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">）。</span></p><p><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"></span></p>
A:<img width="12" height="36" alt="" src="http://file.open.com.cn/ItemDB/108014/18cafc01-4468-4f6e-944e-dcd3cc1366e4/201221215514259.png" />
B:<img width="18" height="33" alt="" src="http://file.open.com.cn/ItemDB/108014/18cafc01-4468-4f6e-944e-dcd3cc1366e4/201221215525510.png" />
C:<img width="17" height="26" alt="" src="http://file.open.com.cn/ItemDB/108014/18cafc01-4468-4f6e-944e-dcd3cc1366e4/201221215541948.png" />
D:<img width="20" height="31" alt="" src="http://file.open.com.cn/ItemDB/108014/18cafc01-4468-4f6e-944e-dcd3cc1366e4/201221215715545.png" />
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; 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">三相半波可控整流电路，负载两端分别接（</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US"><span style="mso-spacerun: yes"> </span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; 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>
A:<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; 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"> 整流变压器输出端和中性点</span>
B:<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; 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"> 整流电路输出端和中性点</span>
C:<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; 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"> 共阴极组整流电路输出端和共阳极组整流电路输出端</span>
D:<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; 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"> 平波电抗器两端</span>
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">单相交流调压电路可以用于</span>
A:<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">电阻性负载</span>
B:<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">电感性负载</span>
C:<span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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 style="mso-spacerun: yes"> </span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-weight: bold">电阻性负载和电感性负载</span>
D:<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">单相负载</span>
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">三相半波可控整流电路，变压器副侧绕组的电流有效值</span><em style="mso-bidi-font-style: normal"><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US">I</span></em><sub><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US">2</span></sub><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">是（</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US"><span style="mso-spacerun: yes"> </span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">）。</span>
A:<img width="25" height="36" alt="" src="http://file.open.com.cn/ItemDB/108014/ee33e2d7-0b8d-4471-8b46-21d9983e5e79/2012212151138571.png" />
B:<img width="26" height="35" alt="" src="http://file.open.com.cn/ItemDB/108014/ee33e2d7-0b8d-4471-8b46-21d9983e5e79/20122121512487.png" />
C:<img width="18" height="33" alt="" src="http://file.open.com.cn/ItemDB/108014/ee33e2d7-0b8d-4471-8b46-21d9983e5e79/2012212151230495.png" />
D:<img width="18" height="32" alt="" src="http://file.open.com.cn/ItemDB/108014/ee33e2d7-0b8d-4471-8b46-21d9983e5e79/2012212151243480.png" />
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">（</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US"><span style="mso-tab-count: 2"> </span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">）是双极型全控电力电子器件。</span>
A:<p style="TEXT-INDENT: -18pt; MARGIN: 0cm 0cm 0pt 59pt; mso-list: l0 level1 lfo1; tab-stops: list 59.0pt" class="MsoNormal"><font face="Times New Roman"><span style="FONT-SIZE: 12pt" lang="EN-US">P-MOSFET<o:p></o:p></span></font></p>
B:<p style="TEXT-INDENT: -18pt; MARGIN: 0cm 0cm 0pt 59pt; mso-list: l0 level1 lfo1; tab-stops: list 59.0pt" class="MsoNormal"><font face="Times New Roman"><span style="FONT-SIZE: 12pt" lang="EN-US">TRIAC<o:p></o:p></span></font></p>
C:<p style="TEXT-INDENT: -18pt; MARGIN: 0cm 0cm 0pt 59pt; mso-list: l0 level1 lfo1; tab-stops: list 59.0pt" class="MsoNormal"><font face="Times New Roman"><span style="FONT-SIZE: 12pt" lang="EN-US">GTR<o:p></o:p></span></font></p>
D:<p style="TEXT-INDENT: -18pt; MARGIN: 0cm 0cm 0pt 59pt; mso-list: l0 level1 lfo1; tab-stops: list 59.0pt" class="MsoNormal"><font face="Times New Roman"><span style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'" lang="EN-US"><span style="mso-list: Ignore"><span style="FONT: 7pt "Times New Roman""> </span></span></span><span style="FONT-SIZE: 12pt" lang="EN-US">GTO<o:p></o:p></span></font></p>
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">全控型电力电子器件有（</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US"><span style="mso-spacerun: yes"> </span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">）。</span>
A:<p style="TEXT-INDENT: -18pt; MARGIN: 0cm 0cm 0pt 59pt; mso-list: l0 level2 lfo1; tab-stops: list 59.0pt" class="MsoNormal"><font face="Times New Roman"><span style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'" lang="EN-US"><span style="mso-list: Ignore"><span style="FONT: 7pt "Times New Roman""> </span></span></span><span style="FONT-SIZE: 12pt" lang="EN-US">Power Diode</span></font><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span style="FONT-SIZE: 12pt" lang="EN-US"><font face="Times New Roman">P-MOSFET</font></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span style="FONT-SIZE: 12pt" lang="EN-US"><font face="Times New Roman">SIT</font></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span style="FONT-SIZE: 12pt" lang="EN-US"><font face="Times New Roman">IGBT<o:p></o:p></font></span></p>
B:<p style="TEXT-INDENT: -18pt; MARGIN: 0cm 0cm 0pt 59pt; mso-list: l0 level2 lfo1; tab-stops: list 59.0pt" class="MsoNormal"><font face="Times New Roman"><span style="FONT-SIZE: 12pt" lang="EN-US">P-MOSFET</span></font><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span style="FONT-SIZE: 12pt" lang="EN-US"><font face="Times New Roman">IGBT</font></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span style="FONT-SIZE: 12pt" lang="EN-US"><font face="Times New Roman">GTR</font></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span style="FONT-SIZE: 12pt" lang="EN-US"><font face="Times New Roman">GTO<o:p></o:p></font></span></p>
C:<p style="TEXT-INDENT: -18pt; MARGIN: 0cm 0cm 0pt 59pt; mso-list: l0 level2 lfo1; tab-stops: list 59.0pt" class="MsoNormal"><font face="Times New Roman"><span style="FONT-SIZE: 12pt" lang="EN-US">SITH</span></font><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span style="FONT-SIZE: 12pt" lang="EN-US"><font face="Times New Roman">MCT</font></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span style="FONT-SIZE: 12pt" lang="EN-US"><font face="Times New Roman">Thyristor</font></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span style="FONT-SIZE: 12pt" lang="EN-US"><font face="Times New Roman">GTO<o:p></o:p></font></span></p>
D:<p style="TEXT-INDENT: -18pt; MARGIN: 0cm 0cm 0pt 59pt; mso-list: l0 level2 lfo1; tab-stops: list 59.0pt" class="MsoNormal"><font face="Times New Roman"><span style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'" lang="EN-US"><span style="mso-list: Ignore"><span style="FONT: 7pt "Times New Roman""> </span></span></span><span style="FONT-SIZE: 12pt" lang="EN-US">IGCT</span></font><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span style="FONT-SIZE: 12pt" lang="EN-US"><font face="Times New Roman">GTO</font></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span style="FONT-SIZE: 12pt" lang="EN-US"><font face="Times New Roman">TRIAC</font></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span style="FONT-SIZE: 12pt" lang="EN-US"><font face="Times New Roman">IPM<o:p></o:p></font></span></p>
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">交</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US">-</span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">直</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US">-</span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">交变频器可分为电压型和电流型变频器。</span>
A:错误
B:正确
<span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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 style="mso-spacerun: yes"> </span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">三相交</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US">-</span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">直</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US">-</span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">交电流型变频器任意时刻都有两只晶闸管同时导通。</span>
A:错误
B:正确
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">三相半波可控整流电路，阻感性负载，晶闸管承受的最大正反向电压是变压器二次线电压的峰值。</span>
A:错误
B:正确
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">晶闸管的导通条件是阳极电位高于阴极电位。</span>
A:错误
B:正确
<span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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 style="mso-spacerun: yes"> </span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">把直流电能变换成交流电能的过程称为整流。</span>
A:错误
B:正确
<span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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 style="mso-spacerun: yes"> </span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">单相桥式全控整流电路晶闸管承受的最大反向电压是</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US"><span style="POSITION: relative; TOP: 5pt; mso-text-raise: -5.0pt"><v:shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75" coordsize="21600,21600"><img width="36" height="26" alt="" src="http://file.open.com.cn/ItemDB/108014/ffd23134-95cd-4001-981a-46f1eca28cd3/2012212162143139.png" /> <v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:connecttype="rect" gradientshapeok="t" o:extrusionok="f"></v:path><o:lock aspectratio="t" v:ext="edit"></o:lock></v:shapetype></span></span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">。</span>
A:错误
B:正确
<p style="TEXT-ALIGN: left; TEXT-INDENT: 18pt; MARGIN: 0cm 0cm 0pt; mso-char-indent-count: 1.5" class="MsoNormal" align="left"><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">降压式直流斩波器，输入电流不连续，输出电流连续。</span><span style="FONT-SIZE: 12pt" lang="EN-US"><o:p></o:p></span></p>
A:错误
B:正确
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">三相桥式半控整流电路，电阻性负载，最大移相范围是</span><span style="FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt; 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" lang="EN-US">150</span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">°。</span>
A:错误
B:正确
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">半控桥式晶闸管电路，不能组成反并联可逆电路。</span>
A:错误
B:正确
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">把直流电能变换为交流电能直接向交流负载供电，称为有源逆变。</span>
A:错误
B:正确
|
|
发表于 2020-8-8 19:00:39
