![電力系統溫度實時狀態監測]( "電力系統溫度實時狀態監測")
l 電(dian)(dian)(dian)(dian)力(li)設(she)(she)備(bei)溫(wen)度(du)(du)(du)(du)(du)實(shi)時(shi)(shi)在線(xian)(xian)監(jian)測(ce) l 高(gao)壓(ya)電(dian)(dian)(dian)(dian)纜(lan)溫(wen)度(du)(du)(du)(du)(du)實(shi)時(shi)(shi)在線(xian)(xian)監(jian)測(ce) l 電(dian)(dian)(dian)(dian)纜(lan)隧道(dao)火災(zai)報警 l 電(dian)(dian)(dian)(dian)力(li)線(xian)(xian)路安全(quan)(quan)監(jian)測(ce) 光(guang)(guang)(guang)纖(xian)(xian)光(guang)(guang)(guang)柵(zha)技(ji)(ji)術(shu)(shu)(shu)是一(yi)種先進(jin)的(de)(de)光(guang)(guang)(guang)傳(chuan)感(gan)技(ji)(ji)術(shu)(shu)(shu)，也是現(xian)代光(guang)(guang)(guang)電(dian)(dian)(dian)(dian)科技(ji)(ji)的(de)(de)前沿(yan)技(ji)(ji)術(shu)(shu)(shu)，由(you)于從數據采集到傳(chuan)輸的(de)(de)全(quan)(quan)過程(cheng)均實(shi)現(xian)光(guang)(guang)(guang)傳(chuan)輸，因(yin)此真正實(shi)現(xian)了無(wu)(wu)電(dian)(dian)(dian)(dian)檢測(ce)。光(guang)(guang)(guang)纖(xian)(xian)光(guang)(guang)(guang)柵(zha)傳(chuan)感(gan)技(ji)(ji)術(shu)(shu)(shu)作為一(yi)種先進(jin)的(de)(de)無(wu)(wu)源光(guang)(guang)(guang)傳(chuan)感(gan)技(ji)(ji)術(shu)(shu)(shu)在電(dian)(dian)(dian)(dian)力(li)系統(tong)有著特別的(de)(de)應用優勢，由(you)于光(guang)(guang)(guang)纖(xian)(xian)光(guang)(guang)(guang)柵(zha)能(neng)夠(gou)不(bu)受任(ren)何強電(dian)(dian)(dian)(dian)磁干擾的(de)(de)影響，并(bing)具有高(gao)靈(ling)敏度(du)(du)(du)(du)(du)、高(gao)精(jing)度(du)(du)(du)(du)(du)，高(gao)絕(jue)緣、耐(nai)輻射(she)、耐(nai)高(gao)溫(wen)、耐(nai)腐蝕等(deng)特點，而且(qie)我們可(ke)以(yi)(yi)(yi)根(gen)據不(bu)同需要(yao)和(he)不(bu)同的(de)(de)使用場合(he)，把光(guang)(guang)(guang)纖(xian)(xian)光(guang)(guang)(guang)柵(zha)傳(chuan)感(gan)器(qi)(qi)做成不(bu)同的(de)(de)尺寸和(he)形(xing)狀(zhuang)，能(neng)對(dui)被測(ce)設(she)(she)備(bei)無(wu)(wu)任(ren)何影響，因(yin)此非常適合(he)電(dian)(dian)(dian)(dian)力(li)系統(tong)的(de)(de)狀(zhuang)態監(jian)測(ce)的(de)(de)需求。 一(yi)、光(guang)(guang)(guang)纖(xian)(xian)光(guang)(guang)(guang)柵(zha)溫(wen)度(du)(du)(du)(du)(du)實(shi)時(shi)(shi)在線(xian)(xian)監(jian)測(ce)系統(tong)功能(neng) 1、光(guang)(guang)(guang)纖(xian)(xian)光(guang)(guang)(guang)柵(zha)可(ke)以(yi)(yi)(yi)對(dui)電(dian)(dian)(dian)(dian)力(li)設(she)(she)備(bei)的(de)(de)變(bian)壓(ya)器(qi)(qi)、高(gao)低壓(ya)開關柜、斷路器(qi)(qi)、刀閘、母線(xian)(xian)、電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)流或電(dian)(dian)(dian)(dian)壓(ya)互(hu)感(gan)器(qi)(qi)等(deng)實(shi)現(xian)在線(xian)(xian)溫(wen)度(du)(du)(du)(du)(du)監(jian)測(ce)，可(ke)以(yi)(yi)(yi)對(dui)高(gao)壓(ya)電(dian)(dian)(dian)(dian)纜(lan)本體、電(dian)(dian)(dian)(dian)纜(lan)接頭、電(dian)(dian)(dian)(dian)纜(lan)終(zhong)端實(shi)現(xian)精(jing)確(que)的(de)(de)溫(wen)度(du)(du)(du)(du)(du)在線(xian)(xian)監(jian)測(ce)，對(dui)電(dian)(dian)(dian)(dian)纜(lan)隧道(dao)火災(zai)探測(ce)、電(dian)(dian)(dian)(dian)纜(lan)排(pai)溫(wen)度(du)(du)(du)(du)(du)監(jian)測(ce)提供了一(yi)種更(geng)(geng)(geng)快速(su)（相應時(shi)(shi)間小于20秒）、更(geng)(geng)(geng)準確(que)、更(geng)(geng)(geng)有效、更(geng)(geng)(geng)先進(jin)的(de)(de)探測(ce)手段。 光(guang)(guang)(guang)纖(xian)(xian)光(guang)(guang)(guang)柵(zha)電(dian)(dian)(dian)(dian)力(li)綜合(he)實(shi)時(shi)(shi)在線(xian)(xian)溫(wen)度(du)(du)(du)(du)(du)監(jian)測(ce)示意圖 2、 光(guang)(guang)(guang)纖(xian)(xian)光(guang)(guang)(guang)柵(zha)技(ji)(ji)術(shu)(shu)(shu)為電(dian)(dian)(dian)(dian)力(li)設(she)(she)備(bei)的(de)(de)溫(wen)度(du)(du)(du)(du)(du)監(jian)測(ce)提供了一(yi)種傳(chuan)統(tong)技(ji)(ji)術(shu)(shu)(shu)難以(yi)(yi)(yi)實(shi)現(xian)的(de)(de)手段和(he)難以(yi)(yi)(yi)達到的(de)(de)功能(neng)和(he)效果，能(neng)更(geng)(geng)(geng)安全(quan)(quan)、更(geng)(geng)(geng)精(jing)確(que)、更(geng)(geng)(geng)及(ji)時(shi)(shi)、更(geng)(geng)(geng)全(quan)(quan)面的(de)(de)反(fan)映(ying)電(dian)(dian)(dian)(dian)力(li)設(she)(she)備(bei)在運(yun)行中的(de)(de)溫(wen)度(du)(du)(du)(du)(du)狀(zhuang)態。 變(bian)壓(ya)器(qi)(qi) &...
![盾構可切削混凝土技術方案]( "盾構可切削混凝土技術方案")
背景 我(wo)國(guo)城(cheng)市(shi)地(di)(di)鐵(tie)(tie)(tie)系統建設(she)(she)發展至今(jin)，將近50年(nian)的(de)(de)(de)(de)(de)(de)(de)歷史，最初只有(you)北京(jing)地(di)(di)鐵(tie)(tie)(tie)40多(duo)(duo)公(gong)(gong)(gong)(gong)里(li)(li)(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)運(yun)營線(xian)路(lu)(lu)，自(zi)20世紀90年(nian)代(dai)以(yi)(yi)(yi)來(lai)，又(you)有(you)上海、廣(guang)州等(deng)城(cheng)市(shi)建成了(le)(le)(le)現(xian)代(dai)化的(de)(de)(de)(de)(de)(de)(de)新(xin)(xin)(xin)型地(di)(di)鐵(tie)(tie)(tie)項目(mu)，截至2013年(nian)底(di)，我(wo)國(guo)累計有(you)19個城(cheng)市(shi)建成投運(yun)城(cheng)軌(gui)(gui)線(xian)路(lu)(lu)87條，運(yun)營里(li)(li)(li)(li)(li)程(cheng)(cheng)(cheng)(cheng)2539公(gong)(gong)(gong)(gong)里(li)(li)(li)(li)(li)。在2539公(gong)(gong)(gong)(gong)里(li)(li)(li)(li)(li)運(yun)營里(li)(li)(li)(li)(li)程(cheng)(cheng)(cheng)(cheng)中，地(di)(di)鐵(tie)(tie)(tie)2074公(gong)(gong)(gong)(gong)里(li)(li)(li)(li)(li)，占(zhan)(zhan)總(zong)(zong)里(li)(li)(li)(li)(li)程(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)(de)(de)(de)(de)81.7%；輕(qing)軌(gui)(gui)192公(gong)(gong)(gong)(gong)里(li)(li)(li)(li)(li)，占(zhan)(zhan)總(zong)(zong)里(li)(li)(li)(li)(li)程(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)(de)(de)(de)(de)7.6%；單軌(gui)(gui)75公(gong)(gong)(gong)(gong)里(li)(li)(li)(li)(li)，占(zhan)(zhan)總(zong)(zong)里(li)(li)(li)(li)(li)程(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)(de)(de)(de)(de)3.0%；現(xian)代(dai)有(you)軌(gui)(gui)電(dian)車100公(gong)(gong)(gong)(gong)里(li)(li)(li)(li)(li)，占(zhan)(zhan)總(zong)(zong)里(li)(li)(li)(li)(li)程(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)(de)(de)(de)(de)3.9%；磁浮交(jiao)通(tong)(tong)30公(gong)(gong)(gong)(gong)里(li)(li)(li)(li)(li)，占(zhan)(zhan)總(zong)(zong)里(li)(li)(li)(li)(li)程(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)(de)(de)(de)(de)1.2%；市(shi)域快軌(gui)(gui)67公(gong)(gong)(gong)(gong)里(li)(li)(li)(li)(li)，占(zhan)(zhan)總(zong)(zong)里(li)(li)(li)(li)(li)程(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)(de)(de)(de)(de)2.6%。各(ge)種軌(gui)(gui)道(dao)交(jiao)通(tong)(tong)方(fang)式中，地(di)(di)鐵(tie)(tie)(tie)造價最高，有(you)軌(gui)(gui)電(dian)車每公(gong)(gong)(gong)(gong)里(li)(li)(li)(li)(li)造價2000萬(wan)元(yuan)左右，輕(qing)軌(gui)(gui)每公(gong)(gong)(gong)(gong)里(li)(li)(li)(li)(li)造價2億(yi)元(yuan)，地(di)(di)鐵(tie)(tie)(tie)每公(gong)(gong)(gong)(gong)里(li)(li)(li)(li)(li)造價5億(yi)元(yuan)甚至更多(duo)(duo)。據了(le)(le)(le)解，地(di)(di)鐵(tie)(tie)(tie)建設(she)(she)總(zong)(zong)投資的(de)(de)(de)(de)(de)(de)(de)10％～20％的(de)(de)(de)(de)(de)(de)(de)資金都會用(yong)于(yu)工(gong)(gong)程(cheng)(cheng)(cheng)(cheng)設(she)(she)備購買。盾(dun)(dun)(dun)構(gou)(gou)(gou)(gou)機是(shi)修建地(di)(di)鐵(tie)(tie)(tie)所(suo)需的(de)(de)(de)(de)(de)(de)(de)主要(yao)(yao)設(she)(she)備，每臺直徑11米(mi)以(yi)(yi)(yi)上的(de)(de)(de)(de)(de)(de)(de)盾(dun)(dun)(dun)構(gou)(gou)(gou)(gou)機價格大概為(wei)1億(yi)元(yuan)左右，而(er)(er)使(shi)用(yong)壽命一般僅為(wei)10公(gong)(gong)(gong)(gong)里(li)(li)(li)(li)(li)。大量地(di)(di)下隧道(dao)的(de)(de)(de)(de)(de)(de)(de)開挖，需要(yao)(yao)采用(yong)現(xian)代(dai)先進(jin)施工(gong)(gong)技(ji)術的(de)(de)(de)(de)(de)(de)(de)盾(dun)(dun)(dun)構(gou)(gou)(gou)(gou)掘(jue)(jue)(jue)進(jin)法(fa)來(lai)完成。然而(er)(er)，當(dang)前盾(dun)(dun)(dun)構(gou)(gou)(gou)(gou)技(ji)術的(de)(de)(de)(de)(de)(de)(de)掘(jue)(jue)(jue)進(jin)適用(yong)范圍(wei)，僅局限于(yu)地(di)(di)鐵(tie)(tie)(tie)站(zhan)區(qu)間隧道(dao)的(de)(de)(de)(de)(de)(de)(de)工(gong)(gong)況條件，當(dang)遇(yu)到地(di)(di)鐵(tie)(tie)(tie)車站(zhan)同步施工(gong)(gong)時(shi)，盾(dun)(dun)(dun)構(gou)(gou)(gou)(gou)將被地(di)(di)鐵(tie)(tie)(tie)站(zhan)周圍(wei)的(de)(de)(de)(de)(de)(de)(de)鋼筋(jin)混凝(ning)土(tu)護壁(bi)圍(wei)護結(jie)(jie)構(gou)(gou)(gou)(gou)所(suo)阻擋而(er)(er)無法(fa)通(tong)(tong)過，只能(neng)頻(pin)繁進(jin)出(chu)豎井(jing)，待重新(xin)(xin)(xin)進(jin)入區(qu)間再行掘(jue)(jue)(jue)進(jin)施工(gong)(gong)。這樣不(bu)僅增加了(le)(le)(le)工(gong)(gong)人的(de)(de)(de)(de)(de)(de)(de)勞動(dong)強度和(he)降低了(le)(le)(le)工(gong)(gong)作效率，也(ye)帶來(lai)了(le)(le)(le)施工(gong)(gong)的(de)(de)(de)(de)(de)(de)(de)危險性，同時(shi)也(ye)增加了(le)(le)(le)隧道(dao)開挖的(de)(de)(de)(de)(de)(de)(de)周期。 為(wei)了(le)(le)(le)克服上述缺陷，達到盾(dun)(dun)(dun)構(gou)(gou)(gou)(gou)從線(xian)路(lu)(lu)起點(dian)入地(di)(di)后不(bu)再多(duo)(duo)次進(jin)出(chu)豎井(jing)即(ji)可(ke)全線(xian)貫通(tong)(tong)的(de)(de)(de)(de)(de)(de)(de)目(mu)的(de)(de)(de)(de)(de)(de)(de)，就需要(yao)(yao)對(dui)鋼筋(jin)混凝(ning)土(tu)圍(wei)護結(jie)(jie)構(gou)(gou)(gou)(gou)的(de)(de)(de)(de)(de)(de)(de)配筋(jin)技(ji)術加以(yi)(yi)(yi)創新(xin)(xin)(xin)，滿足盾(dun)(dun)(dun)構(gou)(gou)(gou)(gou)可(ke)直接(jie)穿(chuan)透混凝(ning)土(tu)墻體而(er)(er)仍能(neng)保持車站(zhan)結(jie)(jie)構(gou)(gou)(gou)(gou)的(de)(de)(de)(de)(de)(de)(de)設(she)(she)計強度要(yao)(yao)求。有(you)關技(ji)術在國(guo)外(wai)已有(you)成熟應用(yong)經驗，即(ji)采用(yong)高性能(neng)玻璃纖維增強塑料(liao)（GFRP）螺紋筋(jin)來(lai)代(dai)替鋼筋(jin)，不(bu)僅承(cheng)載力可(ke)以(yi)(yi)(yi)滿足要(yao)(yao)求，同時(shi)也(ye)保證了(le)(le)(le)盾(dun)(dun)(dun)構(gou)(gou)(gou)(gou)機在掘(jue)(jue)(jue)進(jin)過程(cheng)(cheng)(cheng)(cheng)中順利切割穿(chuan)透而(er)(er)不(bu)損壞機器，從而(er)(er)避免(mian)了(le)(le)(le)工(gong)(gong)人頻(pin)繁進(jin)出(chu)豎井(jing)的(de)(de)(de)(de)(de)(de)(de)機會，提高了(le)(le)(le)施工(gong)(gong)安全性，...
