mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>求</span></b><span
lang=ZH-CN style='font-family:宋體;mso-hansi-font-family:"Times New Roman"'> </span><b
style='mso-bidi-font-weight:normal'><span style='mso-bidi-font-size:10.0pt'><o:p></o:p></span></b></P>

<p class=MsoNormal align=left style='text-align:left;line-height:18.0pt;
mso-layout-grid-align:none'><span style='font-family:宋體;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:宋體;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>第</span>2.0.1</b><b
style='mso-bidi-font-weight:normal'><span lang=ZH-CN style='font-family:宋體;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>條</span></b><span
lang=ZH-CN style='font-family:宋體;mso-hansi-font-family:"Times New Roman"'> </span><span
lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>系統(tǒng)的無功補償原則上應(yīng)按就地分區(qū)分電壓基本平衡，以保證系統(tǒng)樞紐點的電壓在正常和事故后均能滿足規(guī)定的要求。</span><span
lang=ZH-CN style='font-family:宋體;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:宋體;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:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>第</span>2.0.2</b><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>條</span></b><span lang=ZH-CN
style='font-family:宋體;mso-hansi-font-family:"Times New Roman"'> </span><span
lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>變電所內(nèi)裝設(shè)的高低壓感性和容性無功設(shè)備的容量和型式，應(yīng)根據(jù)力系統(tǒng)近遠(yuǎn)期調(diào)相、調(diào)壓、電力系統(tǒng)穩(wěn)定、電壓質(zhì)量標(biāo)準(zhǔn)、工頻過電壓和潛供電流方面的需要選擇。</span><span
lang=ZH-CN style='font-family:宋體;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:宋體;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>無功補償裝置應(yīng)首先考慮采用投資省、損耗小、分組投切的并聯(lián)電容器組和低壓并聯(lián)電抗器組。由于系統(tǒng)穩(wěn)定和滿足電壓質(zhì)量標(biāo)準(zhǔn)而需裝設(shè)靜止補償裝置或調(diào)相機時，應(yīng)通過技術(shù)經(jīng)濟綜合比較確定。</span><span
lang=ZH-CN style='font-family:宋體;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:宋體;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:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>第</span>2.0.3</b><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>條</span></b><span lang=ZH-CN
style='font-family:宋體;mso-hansi-font-family:"Times New Roman"'> </span><span
lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>并聯(lián)電容器組和低壓并聯(lián)電抗器組的補償容量，宜分別為主變壓器容量的</span>30%<span
lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>以下。</span><span lang=ZH-CN
style='font-family:宋體;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:宋體;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>無功補償裝置，應(yīng)根據(jù)無功負(fù)荷增長和電網(wǎng)結(jié)構(gòu)變化分期裝設(shè)。</span><span lang=ZH-CN
style='font-family:宋體;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:宋體;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:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>第</span>2.0.4</b><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>條</span></b><span lang=ZH-CN
style='font-family:宋體;mso-hansi-font-family:"Times New Roman"'> </span><span
lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>并聯(lián)電容器組和低壓并聯(lián)電抗器組的分組容量，應(yīng)滿足下列要求：</span><span
lang=ZH-CN style='font-family:宋體;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:宋體;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>一、分組裝置在不同組合方式下投切時，不得引起高次諧波諧振和有危害的諧波放大；</span><span
lang=ZH-CN style='font-family:宋體;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:宋體;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>二、投切一組補償設(shè)備所引起的變壓器中壓側(cè)的母線電壓變動值，不宜超過其額定電壓的</span>2.5%<span
lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>；</span><span lang=ZH-CN
style='font-family:宋體;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:宋體;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>三、應(yīng)與斷路器投切電容器組的能力相適應(yīng)；</span><span lang=ZH-CN
style='font-family:宋體;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:宋體;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>四、不超過單臺電容器的爆破容量和熔斷器的耐爆能量。</span><span lang=ZH-CN
style='font-family:宋體;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:宋體;mso-hansi-font-family:"Times New Roman"'><span
style="mso-spacerun: yes">&nbsp;&nbsp; </span></span><span lang=ZH-CN
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>為簡化接線和節(jié)省投資，宜加大分組容量和減少分組數(shù)。</span>500kV<span lang=ZH-CN
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>變電所電容補償裝置的分組容量可選為</span>30<span lang=ZH-CN style='font-family:
宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>～</span>60Mvar<span
lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>，</span>330kV<span lang=ZH-CN
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>變電所可選為</span>10<span lang=ZH-CN style='font-family:宋體;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>～</span>25Mvar<span
lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>。并聯(lián)電抗器組的分組容量參照上述二、三兩項要求，可適當(dāng)增大。</span><span
lang=ZH-CN style='font-family:宋體;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:宋體;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:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>第</span>2.0.5</b><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>條</span></b><span lang=ZH-CN
style='font-family:宋體;mso-hansi-font-family:"Times New Roman"'> </span><span
lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>分組投切的并聯(lián)電容器組的串聯(lián)電抗率，需根據(jù)電容器組合閘涌流，諧波放大對系統(tǒng)及電容器組的影響等方面的驗算確定。由系統(tǒng)進(jìn)入變電所母線的諧波量，在無實測值時，可按</span>SD126<span
lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>《電力系統(tǒng)諧波管理暫行規(guī)定》中規(guī)定的各級電壓母線的電壓波形畸變率及諧波電流允許值計算。一般情況下針對限制</span>5<span
lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>次及以上諧波，串聯(lián)電抗率可取</span>5%<span
lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>～</span>6%<span lang=ZH-CN
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>；針對限制</span>3<span lang=ZH-CN style='font-family:宋體;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>次及以上諧波，串聯(lián)電抗率可取</span>12%<span
lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>～</span>13%<span lang=ZH-CN
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>。</span><span lang=ZH-CN style='font-family:宋體;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:宋體;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:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>第</span>2.0.6</b><b style='mso-bidi-font-weight:
normal'><span lang=ZH-CN style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>條</span></b><span lang=ZH-CN