dl 5014-92.html

电气专业设计规范

style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>二、主变压器三次侧不装总断路器，无功补偿各回路装设断路器或晶闸管投切装置；</span><span
lang=ZH-CN style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
style='mso-bidi-font-size:10.0pt'><o:p></o:p></span></p>

<p class=MsoNormal style='line-height:18.0pt;mso-layout-grid-align:none'><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>三、主变压器三次侧不装总断路器，在并联电抗器回路的中性点装设断路器</span>(<span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>或负荷开关</span>)<span lang=ZH-CN style='font-family:宋体;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>或晶闸管投切装置，在并联电容器回路经限流电抗器</span>(<span
lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>兼作电容器回路的串联电抗器</span>)<span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>装设断路器；</span><span lang=ZH-CN style='font-family:宋体;
mso-hansi-font-family:"Times New Roman"'> </span><span style='mso-bidi-font-size:
10.0pt'><o:p></o:p></span></p>

<p class=MsoNormal style='line-height:18.0pt;mso-layout-grid-align:none'><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>四、主变压器三次侧不装总断路器，在并联电抗器、并联电容器回路经限流电抗器</span>(<span
lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>兼作电容器回路的串联电抗器</span>)<span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>装设断路器或晶闸管投切装置；</span><span lang=ZH-CN style='font-family:
宋体;mso-hansi-font-family:"Times New Roman"'> </span><span style='mso-bidi-font-size:
10.0pt'><o:p></o:p></span></p>

<p class=MsoNormal style='line-height:18.0pt;mso-layout-grid-align:none'><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>五、当具有较多组大容量并联电容器时，采用小值串联电抗器限制涌流</span>(<span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>以串联电抗率为</span>0.5%<span lang=ZH-CN style='font-family:宋体;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>～</span>1%<span
lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>的串联电抗器代替串联电抗率为</span>6%<span
lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>的串联电抗器可节省投资</span>)<span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>，另装设或不装设小容量谐波滤波器的接线方式。</span><span lang=ZH-CN
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
style='mso-bidi-font-size:10.0pt'><o:p></o:p></span></p>

<p class=MsoNormal style='line-height:18.0pt;mso-layout-grid-align:none'><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>第</span>3.1.6</b><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>条</span></b><span lang=ZH-CN
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>为保证载波通信质量，</span>330<span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>、</span>500kV<span lang=ZH-CN style='font-family:宋体;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>并联电抗器宜装在阻波器的母线侧，如有布置等其它技术经济上的需要，经计算论证确能保证通信质量及继电保护可靠性时，也可将电抗器装在阻波器的线路侧。</span><span
lang=ZH-CN style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
style='mso-bidi-font-size:10.0pt'><o:p></o:p></span></p>

<p class=MsoNormal style='line-height:18.0pt;mso-layout-grid-align:none'><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>第</span>3.1.7</b><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>条</span></b><span lang=ZH-CN
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>多组主变压器三次侧的无功补偿装置之间一般不考虑并联运行，并不宜装设相互切换的设施。</span><span
lang=ZH-CN style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
style='mso-bidi-font-size:10.0pt'><o:p></o:p></span></p>

<p class=MsoNormal style='line-height:18.0pt;mso-layout-grid-align:none'><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>第</span>3.1.8</b><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>条</span></b><span lang=ZH-CN
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>主变压器三次侧无馈线时总断路器的装设条件：</span><span
lang=ZH-CN style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
style='mso-bidi-font-size:10.0pt'><o:p></o:p></span></p>

<p class=MsoNormal style='line-height:18.0pt;mso-layout-grid-align:none'><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>一、当选用单相户外空心干式串、并联电抗器且组数不超过</span>4<span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>组时，宜不装设总断路器；</span><span lang=ZH-CN style='font-family:宋体;
mso-hansi-font-family:"Times New Roman"'> </span><span style='mso-bidi-font-size:
10.0pt'><o:p></o:p></span></p>

<p class=MsoNormal style='line-height:18.0pt;mso-layout-grid-align:none'><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>二、当本期仅出现单相并联电抗器组时可不装设总断路器，远期出现并联电容器且回路数较多时，则应按变电所实际的技术经济条件决定是否装设总断路器；</span><span
lang=ZH-CN style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
style='mso-bidi-font-size:10.0pt'><o:p></o:p></span></p>

<p class=MsoNormal style='line-height:18.0pt;mso-layout-grid-align:none'><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>三、当由于各无功补偿回路的选型及布置等原因，难以大大降低发生相间短路的几率，且其开断电器又不能满足开断短路电流时，则应装设总断路器。</span><span
lang=ZH-CN style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
style='mso-bidi-font-size:10.0pt'><o:p></o:p></span></p>

<p class=MsoNormal style='line-height:18.0pt;mso-layout-grid-align:none'><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>第</span>3.1.9</b><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>条</span></b><span lang=ZH-CN
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>当总断路器检修期间无功补偿装置仍需继续运行时，宜有相应的旁路隔离开关回路供断路器检修时用。</span><span
lang=ZH-CN style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
style='mso-bidi-font-size:10.0pt'><o:p></o:p></span></p>

<p class=MsoNormal style='line-height:18.0pt;mso-layout-grid-align:none'><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>第</span>3.1.10</b><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>条</span></b><span lang=ZH-CN
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>当有静止补偿装置时，主变压器三次侧母线的接线方式原则上同第</span>3.1.5<span
lang=ZH-CN style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>条，并应符合下列条件：</span><span lang=ZH-CN
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
style='mso-bidi-font-size:10.0pt'><o:p></o:p></span></p>

<p class=MsoNormal style='line-height:18.0pt;mso-layout-grid-align:none'><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>一、当主回路装设具有切短路故障能力的总断路器，并在分支回路装设负荷开关时，相控电抗器回路可不装设负荷开关；当不装设总断路器时，各分支回路包括相控电抗器回路均应装设具有切短路故障能力的断路器。</span><span
lang=ZH-CN style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'> </span><span
style='mso-bidi-font-size:10.0pt'><o:p></o:p></span></p>

<p class=MsoNormal style='line-height:18.0pt;mso-layout-grid-align:none'><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN