系(xi)統(tong)介紹(shao)了(le)(le)(le)深圳(zhen)(zhen)會展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)中(zhong)(zhong)心(xin)(xin)(xin)(xin)電(dian)(dian)(dian)(dian)(dian)源(yuan)、10KV供(gong)(gong)配電(dian)(dian)(dian)(dian)(dian)系(xi)統(tong)、低壓(ya)(ya)配電(dian)(dian)(dian)(dian)(dian)和(he)(he)應急配電(dian)(dian)(dian)(dian)(dian)系(xi)統(tong)的設(she)(she)計(ji)思(si)路，重點介紹(shao)了(le)(le)(le)變(bian)配電(dian)(dian)(dian)(dian)(dian)自動化(hua)監(jian)控系(xi)統(tong)的結(jie)構和(he)(he)系(xi)統(tong)功(gong)能。關(guan)鍵詞：深圳(zhen)(zhen)際(ji)(ji)會展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)中(zhong)(zhong)心(xin)(xin)(xin)(xin)位(wei)于(yu)深圳(zhen)(zhen)市(shi)中(zhong)(zhong)軸線(xian)，南(nan)(nan)(nan)(nan)臨寬闊的濱河大(da)道(dao)，北(bei)跨著(zhu)名的深南(nan)(nan)(nan)(nan)大(da)道(dao)，面(mian)(mian)向市(shi)民(min)中(zhong)(zhong)心(xin)(xin)(xin)(xin)。位(wei)置突出，交(jiao)通(tong)便(bian)利，環境優美。它與(yu)大(da)中(zhong)(zhong)華區(qu)(qu)、市(shi)民(min)中(zhong)(zhong)心(xin)(xin)(xin)(xin)等代表性建(jian)(jian)筑(zhu)(zhu)一起(qi)，在城市(shi)中(zhong)(zhong)軸線(xian)以(yi)(yi)南(nan)(nan)(nan)(nan)形(xing)成一道(dao)亮麗的風景線(xian)，將為(wei)(wei)(wei)(wei)(wei)深圳(zhen)(zhen)經濟再一次(ci)飛(fei)躍創造新的展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)示(shi)契機。深圳(zhen)(zhen)際(ji)(ji)會展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)中(zhong)(zhong)心(xin)(xin)(xin)(xin)作(zuo)為(wei)(wei)(wei)(wei)(wei)深圳(zhen)(zhen)標(biao)志性工程(cheng)之一，通(tong)過(guo)際(ji)(ji)招標(biao)和(he)(he)專家評審，較終決定以(yi)(yi)德GMP公司(si)為(wei)(wei)(wei)(wei)(wei)實(shi)施方案，中(zhong)(zhong)建(jian)(jian)筑(zhu)(zhu)東北(bei)設(she)(she)計(ji)研究(jiu)院為(wei)(wei)(wei)(wei)(wei)中(zhong)(zhong)方合作(zuo)設(she)(she)計(ji)單(dan)位(wei)。目前，該項目已經封頂，預(yu)計(ji)2004年(nian)10月將舉行高新技術交(jiao)易會。深圳(zhen)(zhen)會展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)中(zhong)(zhong)心(xin)(xin)(xin)(xin)是(shi)(shi)一座具有(you)際(ji)(ji)水(shui)準(zhun)的大(da)型會展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)建(jian)(jian)筑(zhu)(zhu)，以(yi)(yi)展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)覽(lan)、會議為(wei)(wei)(wei)(wei)(wei)主，兼(jian)顧(gu)與(yu)會議、展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)覽(lan)相(xiang)關(guan)的展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)覽(lan)、展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)示(shi)、表演、組(zu)(zu)裝等功(gong)能。有(you)會議廳(ting)、展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)廳(ting)、地下(xia)車庫(ku)及各種相(xiang)關(guan)配套房間(jian)(jian)。其(qi)(qi)中(zhong)(zhong)，展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)廳(ting)總容(rong)(rong)量(liang)(liang)6000個(ge)(ge)(ge)(ge)(ge)際(ji)(ji)標(biao)準(zhun)展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)位(wei)，建(jian)(jian)筑(zhu)(zhu)面(mian)(mian)積11萬多(duo)平方米(mi)(mi)；會議部分(fen)(fen)(fen)總容(rong)(rong)量(liang)(liang)為(wei)(wei)(wei)(wei)(wei)6400個(ge)(ge)(ge)(ge)(ge)座位(wei)，建(jian)(jian)筑(zhu)(zhu)面(mian)(mian)積超(chao)過(guo)2萬平方米(mi)(mi)。建(jian)(jian)筑(zhu)(zhu)方案的特點是(shi)(shi)大(da)型展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)廳(ting)分(fen)(fen)(fen)布在底(di)層，會議中(zhong)(zhong)心(xin)(xin)(xin)(xin)集(ji)中(zhong)(zhong)在頂層的超(chao)大(da)、超(chao)大(da)空間(jian)(jian)展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)覽(lan)公共建(jian)(jian)筑(zhu)(zhu)。該建(jian)(jian)筑(zhu)(zhu)由(you)單(dan)層展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)廳(ting)和(he)(he)會議及小型展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)覽(lan)的中(zhong)(zhong)高層組(zu)(zu)成。單(dan)層展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)廳(ting)長540米(mi)(mi)，寬282米(mi)(mi)，分(fen)(fen)(fen)為(wei)(wei)(wei)(wei)(wei)九個(ge)(ge)(ge)(ge)(ge)不同(tong)(tong)的展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)區(qu)(qu)。展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)廳(ting)都是(shi)(shi)沒(mei)有(you)柱子(zi)和(he)(he)拱(gong)形(xing)屋頂的大(da)空間(jian)(jian)，高12.5米(mi)(mi)到30米(mi)(mi)。布置地下(xia)停車場(chang)、設(she)(she)備(bei)間(jian)(jian)、地下(xia)商場(chang)、車輛隧道(dao)。地下(xia)結(jie)構為(wei)(wei)(wei)(wei)(wei)鋼(gang)筋混(hun)凝土，地上部分(fen)(fen)(fen)為(wei)(wei)(wei)(wei)(wei)鋼(gang)結(jie)構。1.工程(cheng)特點展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)覽(lan)中(zhong)(zhong)心(xin)(xin)(xin)(xin)樓(lou)層少(shao)，面(mian)(mian)積大(da)。主體東西長540米(mi)(mi)，南(nan)(nan)(nan)(nan)北(bei)長280米(mi)(mi)，高60米(mi)(mi)。一樓(lou)8個(ge)(ge)(ge)(ge)(ge)展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)廳(ting)，1個(ge)(ge)(ge)(ge)(ge)3000人的多(duo)功(gong)能廳(ting)，其(qi)(qi)中(zhong)(zhong)5個(ge)(ge)(ge)(ge)(ge)展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)廳(ting)建(jian)(jian)筑(zhu)(zhu)面(mian)(mian)積7500m2，2個(ge)(ge)(ge)(ge)(ge)展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)廳(ting)建(jian)(jian)筑(zhu)(zhu)面(mian)(mian)積26,000m2，1個(ge)(ge)(ge)(ge)(ge)展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)廳(ting)高度30m。2.10千(qian)伏供(gong)(gong)配電(dian)(dian)(dian)(dian)(dian)系(xi)統(tong)會展(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)中(zhong)(zhong)心(xin)(xin)(xin)(xin)電(dian)(dian)(dian)(dian)(dian)報裝置總容(rong)(rong)量(liang)(liang)為(wei)(wei)(wei)(wei)(wei)54120千(qian)伏安(an)(an)(an)(an)，其(qi)(qi)中(zhong)(zhong)干式變(bian)壓(ya)(ya)器總容(rong)(rong)量(liang)(liang)為(wei)(wei)(wei)(wei)(wei)44600千(qian)伏安(an)(an)(an)(an)，7臺(tai)10千(qian)伏冷水(shui)機組(zu)(zu)(每臺(tai)1360千(qian)伏安(an)(an)(an)(an))總容(rong)(rong)量(liang)(liang)為(wei)(wei)(wei)(wei)(wei)9520千(qian)伏安(an)(an)(an)(an)。根據一級負荷(he)，原應同(tong)(tong)時使用(yong)6個(ge)(ge)(ge)(ge)(ge)10kV電(dian)(dian)(dian)(dian)(dian)源(yuan)(來自不同(tong)(tong)區(qu)(qu)域變(bian)電(dian)(dian)(dian)(dian)(dian)站)供(gong)(gong)電(dian)(dian)(dian)(dian)(dian)。經過(guo)與(yu)供(gong)(gong)電(dian)(dian)(dian)(dian)(dian)部門(men)(men)多(duo)次(ci)協商，供(gong)(gong)電(dian)(dian)(dian)(dian)(dian)部門(men)(men)較終提供(gong)(gong)了(le)(le)(le)4個(ge)(ge)(ge)(ge)(ge)10kV電(dian)(dian)(dian)(dian)(dian)源(yuan)(共8個(ge)(ge)(ge)(ge)(ge))，由(you)附(fu)近的2個(ge)(ge)(ge)(ge)(ge)110kV區(qu)(qu)域變(bian)電(dian)(dian)(dian)(dian)(dian)站同(tong)(tong)時供(gong)(gong)電(dian)(dian)(dian)(dian)(dian)。樓(lou)內有(you)2個(ge)(ge)(ge)(ge)(ge)(即1#、2#)中(zhong)(zhong)心(xin)(xin)(xin)(xin)變(bian)電(dian)(dian)(dian)(dian)(dian)站，每個(ge)(ge)(ge)(ge)(ge)中(zhong)(zhong)心(xin)(xin)(xin)(xin)站有(you)2個(ge)(ge)(ge)(ge)(ge)子(zi)站，即1#站有(you)3#、5#站，2#站有(you)4#、6#站。兩(liang)個(ge)(ge)(ge)(ge)(ge)中(zhong)(zhong)心(xin)(xin)(xin)(xin)站的高壓(ya)(ya)系(xi)統(tong)承擔(dan)各自區(qu)(qu)域的所有(you)電(dian)(dian)(dian)(dian)(dian)力負荷(he)，其(qi)(qi)10KV供(gong)(gong)配電(dian)(dian)(dian)(dian)(dian)系(xi)統(tong)相(xiang)似且先立(li)。現在僅(jin)以(yi)(yi)1#站為(wei)(wei)(wei)(wei)(wei)例(li)，如(ru)圖(tu)1所示(shi)。四個(ge)(ge)(ge)(ge)(ge)10KV電(dian)(dian)(dian)(dian)(dian)源(yuan)分(fen)(fen)(fen)別從兩(liang)個(ge)(ge)(ge)(ge)(ge)區(qu)(qu)域變(bian)電(dian)(dian)(dian)(dian)(dian)站引出，同(tong)(tong)時工作(zuo)，母線(xian)之間(jian)(jian)設(she)(she)置一個(ge)(ge)(ge)(ge)(ge)接觸開關(guan)。正(zheng)常情況(kuang)下(xia)，DL1、DL2、DL3、DL4處(chu)于(yu)閉合位(wei)置，DL5、DL6、DL7、DL8斷(duan)開。一條線(xian)路(如(ru)1#進線(xian))停電(dian)(dian)(dian)(dian)(dian)時，DL1將斷(duan)開，DL5將自動投入運(yun)行。此(ci)時，2#進線(xian)將承擔(dan)整(zheng)個(ge)(ge)(ge)(ge)(ge)區(qu)(qu)域1/2的負荷(he)，而另(ling)外兩(liang)條線(xian)路仍將分(fen)(fen)(fen)別承擔(dan)1/4的負荷(he)。其(qi)(qi)他線(xian)路停電(dian)(dian)(dian)(dian)(dian)時也(ye)是(shi)(shi)如(ru)此(ci)。為(wei)(wei)(wei)(wei)(wei)了(le)(le)(le)確保(bao)可靠(kao)性和(he)(he) #p#分(fen)(fen)(fen)頁標(biao)題#e#

在(zai)(zai)(zai)圖2所(suo)示的(de)(de)(de)(de)(de)(de)(de)低壓(ya)(ya)(ya)配(pei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系統中(zhong)，兩臺(tai)干(gan)式(shi)變(bian)壓(ya)(ya)(ya)器TM1和TM2由不(bu)(bu)同地區(qu)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)站的(de)(de)(de)(de)(de)(de)(de)高壓(ya)(ya)(ya)母線段(duan)供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)，自備(bei)(bei)(bei)應急(ji)發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)組(zu)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)作(zuo)為(wei)第三(san)(san)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)。操作(zuo)方(fang)式(shi)如(ru)下(xia)：正常情況(kuang)下(xia)，QF1、QF2、QF4、QF6、QF7處(chu)于關閉位(wei)置(zhi)(zhi)，QF3、QF5打開。如(ru)果在(zai)(zai)(zai)此期(qi)(qi)間(jian)確認發(fa)(fa)(fa)生火(huo)災(zai)，消(xiao)(xiao)(xiao)(xiao)防(fang)(fang)中(zhong)心(xin)將通(tong)(tong)過(guo)消(xiao)(xiao)(xiao)(xiao)防(fang)(fang)聯(lian)動(dong)控制模塊切(qie)斷(duan)(duan)QF6和QF5。值(zhi)得(de)一(yi)提的(de)(de)(de)(de)(de)(de)(de)是，有些消(xiao)(xiao)(xiao)(xiao)防(fang)(fang)負(fu)(fu)荷(he)平(ping)時(shi)也(ye)在(zai)(zai)(zai)運(yun)行，比如(ru)應急(ji)照(zhao)明、消(xiao)(xiao)(xiao)(xiao)防(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)梯、平(ping)時(shi)用(yong)于通(tong)(tong)風的(de)(de)(de)(de)(de)(de)(de)排(pai)煙風機(ji)(ji)(ji)(ji)等。這些負(fu)(fu)載(zai)包含在(zai)(zai)(zai)總(zong)(zong)設備(bei)(bei)(bei)容量(liang)中(zhong)。其他消(xiao)(xiao)(xiao)(xiao)防(fang)(fang)負(fu)(fu)荷(he)平(ping)時(shi)不(bu)(bu)運(yun)行，如(ru)各(ge)種消(xiao)(xiao)(xiao)(xiao)防(fang)(fang)泵、正壓(ya)(ya)(ya)風機(ji)(ji)(ji)(ji)、消(xiao)(xiao)(xiao)(xiao)防(fang)(fang)排(pai)煙風機(ji)(ji)(ji)(ji)等。不(bu)(bu)包括在(zai)(zai)(zai)設備(bei)(bei)(bei)總(zong)(zong)容量(liang)中(zhong)。發(fa)(fa)(fa)生火(huo)災(zai)時(shi)，設計中(zhong)必須去掉一(yi)些非消(xiao)(xiao)(xiao)(xiao)防(fang)(fang)負(fu)(fu)荷(he)，以保證干(gan)式(shi)變(bian)壓(ya)(ya)(ya)器容量(liang)能夠滿足消(xiao)(xiao)(xiao)(xiao)防(fang)(fang)負(fu)(fu)荷(he)容量(liang)的(de)(de)(de)(de)(de)(de)(de)要(yao)求(qiu)。在(zai)(zai)(zai)單(dan)向(xiang)停電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)(de)(de)情況(kuang)下(xia)(如(ru)干(gan)式(shi)變(bian)壓(ya)(ya)(ya)器的(de)(de)(de)(de)(de)(de)(de)維護(hu))，切(qie)斷(duan)(duan)一(yi)些不(bu)(bu)重要(yao)的(de)(de)(de)(de)(de)(de)(de)負(fu)(fu)載(zai)后，斷(duan)(duan)開電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)QF1(或(huo)QF2)并關閉QF3。如(ru)果在(zai)(zai)(zai)此期(qi)(qi)間(jian)確認發(fa)(fa)(fa)生火(huo)災(zai)，控制模塊將如(ru)上(shang)所(suo)述切(qie)斷(duan)(duan)QF6和QF7。在(zai)(zai)(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)故障或(huo)兩個(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)故障的(de)(de)(de)(de)(de)(de)(de)情況(kuang)下(xia)，斷(duan)(duan)開兩個(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)QF1和QF2。自備(bei)(bei)(bei)應急(ji)發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)組(zu)啟(qi)動(dong)后，ATS自動(dong)將QF4分為(wei)QF5，自備(bei)(bei)(bei)應急(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)向(xiang)消(xiao)(xiao)(xiao)(xiao)防(fang)(fang)和重要(yao)負(fu)(fu)荷(he)供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。如(ru)果在(zai)(zai)(zai)此期(qi)(qi)間(jian)確認發(fa)(fa)(fa)生火(huo)災(zai)，控制模塊將如(ru)上(shang)所(suo)述切(qie)斷(duan)(duan)QF6和QF7。在(zai)(zai)(zai)圖2中(zhong)，在(zai)(zai)(zai)QF1、QF2和QF3之(zhi)間(jian)使用(yong)三(san)(san)把鎖(suo)和兩把鑰匙的(de)(de)(de)(de)(de)(de)(de)機(ji)(ji)(ji)(ji)械聯(lian)鎖(suo)，輔以電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)氣聯(lian)鎖(suo)，以防(fang)(fang)止三(san)(san)個(ge)斷(duan)(duan)路器同時(shi)閉合。QF4和QF5具(ju)有雙(shuang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)自動(dong)切(qie)換功能，并設置(zhi)(zhi)機(ji)(ji)(ji)(ji)械電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)氣聯(lian)鎖(suo)。4.為(wei)了保證兩條(tiao)市(shi)政道路的(de)(de)(de)(de)(de)(de)(de)先立電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)全部切(qie)斷(duan)(duan)時(shi)能夠使用(yong)必要(yao)的(de)(de)(de)(de)(de)(de)(de)消(xiao)(xiao)(xiao)(xiao)防(fang)(fang)負(fu)(fu)荷(he)，應急(ji)發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系統配(pei)備(bei)(bei)(bei)了4臺(tai)柴油發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)組(zu)，每臺(tai)1400KW。考慮供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)半徑要(yao)求(qiu)，與(yu)高壓(ya)(ya)(ya)供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)范圍一(yi)致，設置(zhi)(zhi)在(zai)(zai)(zai)兩處(chu)(1#和2#發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)房)。每處(chu)并聯(lian)兩臺(tai)機(ji)(ji)(ji)(ji)組(zu)運(yun)行，發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)組(zu)的(de)(de)(de)(de)(de)(de)(de)啟(qi)動(dong)信號均取自該區(qu)域各(ge)高壓(ya)(ya)(ya)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)互感(gan)器側。以1#發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)房為(wei)例(li)，只(zhi)有當1#、2#或(huo)3#、4#電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)切(qie)斷(duan)(duan)時(shi)，才會自動(dong)控制兩臺(tai)機(ji)(ji)(ji)(ji)組(zu)按順序啟(qi)動(dong)，由市(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)改為(wei)發(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)組(zu)并聯(lian)供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。如(ru)果總(zong)(zong)負(fu)(fu)載(zai)小于峰值(zhi)(用(yong)戶可以設置(zhi)(zhi)

定）下限，則有一臺機組自動解列、空轉然后停機；若總負荷大于峰值設定值的上限，則停歇機組將自動起動，兩臺機組并聯，并自動分擔負荷。各低壓應急配電系統中均裝有ATS裝置，具有自動轉換和機械聯鎖功能，能保證末端切換裝置都處于熱備用，同時也能確保機組與市電不能并網運行。關于自備發電機組容量如何按穩定負荷計算問題，筆者就此機會談點個人看法，《民用建筑電氣設計規范(JGJ/T16-92)(以下簡稱《規范》)6.1.2.3條要求，“……可根據一級負荷、消防負荷以及某些重要的二級負荷容量，按下述方法計算選擇其較大者：（1）按穩定負荷計算發電機容量。（2）按較大的單臺電動機或成組電動機起動的需要計算發電機容量。（3）按起動電動機時母線容許電壓降計算發電機容量。”《全民用建筑工程設計技術措施-電氣》(以下簡稱《技術措施》)2.6.2條要求,“……1.自備柴油發電機組的總容量應大于特別重要負荷和一級負荷的總容量，例如：消防水泵、排煙風機、正壓送風機、消防電梯、應急照明、消防中心控制室、電話機房、保安監控中心、計算機房等負荷的總容量。”《規范》6.1.2.3條文（1）中，沒有明確規定如何計算發電機組總容量，《技術措施》2.6.2條文（1）中，卻明確規定了如何計算發電機組總容量，筆者認為當滿足《規范》6.1.2.3條（2）、（3）要求時，按穩定負荷如何計算發電機組容量，應視工程特點確定，不應一概而論，如建筑群、占地面積較大且防火分區較多的建筑物，某處發生火災時,并非所有消防設備都投入使用,如將所有消防設備統統計入，顯然會使發電機組容量過大，使其初投資及運行費用大大增加。根據本工程的特點，筆者將各種消防水泵、應急照明、消防控制中心、電話機房、保安監控中心等負荷定為固定負荷，必須直接計入總量中，而排煙風機、正壓送風機、消防電梯等負荷按一處著火點外加相鄰區域考慮，從中取較大值，然后與上述固定負荷相加，這樣計算的結果，比消防設備總量少得多。5．智能配電系統1）．變配電所分布概況本工程共六個變電所，各變電所的布置按低壓供電半徑、防火分區和深入負荷中心的原則考慮，其供電范圍、干式變壓器臺數及其它主要配電設備數量見表1。2)．系統結構本工程采用變配電自動化監控系統對配電系統進行監控，實現包括10KV及380/220V系統、干式變壓器、發電機、直流屏等設備的遙信、遙測、遙控、管理等功能。本系統采用的是成熟先進的全分布、開放式結構設計，按間隔劃分、單元化設計、分布式處理。從結構上可分為三個層次：間隔層、站級層和監控中心，見圖3。間隔層：間隔層負責與開關、保護裝置、干式變壓器、直流屏、發電機等一次設備直接聯系，實現模擬信息、數字信息、電能量信息的采集、傳輸及控制等。間隔層一次設備經總線型通訊鏈路與站級層通訊，一次設備與監控中心通訊方式如下：—經10KV真空開關柜上的微機型繼電保護裝置通訊接口獲得測量量和開關量，并采集保護裝置故障報警接點信號；—經10KV冷水機組起動柜上的微機型繼電保護裝置通訊接口獲得測量量和開關量，并采集保護裝置故障報警接點信號；—10KV負荷開關柜的狀態量由遙信采集裝置完成；—經低壓電容柜無功補償控制器的通訊接口獲得電容柜的運行參數和其他相關信息，控制器故障報警信息由遙信采集裝置完成；—經干式變壓器溫控溫顯裝置的通訊接口獲得干式變壓器實時溫度和告警信號；—經直流屏自配的監控管理裝置的通訊接口對直流系統實施監測；#p#分頁標題#e#

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