IG541氣體(ti)滅火(huo)系統是配(pei)電(dian)室、電(dian)子設備間、電(dian)纜(lan)夾層等重點防(fang)火(huo)部位的(de)主要滅火(huo)裝置,其可靠穩定的(de)運行直接關(guan)系到單(dan)元(yuan)的(de)整(zheng)體(ti)安(an)全,因(yin)此需要IG541燃(ran)(ran)氣滅火(huo)系統的(de)試噴(pen)試驗(yan),但IG541燃(ran)(ran)氣滅火(huo)系統的(de)滅火(huo)劑由(you)52%的(de)氮氣、40%的(de)氬氣、8%的(de)二氧化碳三種氣體(ti)構成(cheng),因(yin)此其動態(tai)試驗(yan)具有不可逆(ni)性(xing),具有一定的(de)危險性(xing),因(yin)此單(dan)元(yuan)正(zheng)常運行時很少進行試噴(pen)試驗(yan)。
找(zhao)到相關(guan)資料與廠(chang)家聯(lian)系(xi)后,我廠(chang)成功試驗(yan)(yan)(yan)了IG541氣(qi)體滅(mie)(mie)(mie)火系(xi)統。也就是說(shuo),采用氮氣(qi)充(chong)填的試驗(yan)(yan)(yan)啟動(dong)瓶和試驗(yan)(yan)(yan)瓶模擬氣(qi)體滅(mie)(mie)(mie)火系(xi)統在各種模式下(xia)進行保護噴灑(sa),試驗(yan)(yan)(yan)效果良好(hao),有效檢驗(yan)(yan)(yan)氣(qi)體滅(mie)(mie)(mie)火系(xi)統的功能,現介紹試驗(yan)(yan)(yan)方(fang)法
1、試(shi)(shi)噴試(shi)(shi)驗(yan)(yan)(yan)(yan)前(qian),應首先檢查確認試(shi)(shi)驗(yan)(yan)(yan)(yan)啟(qi)動(dong)(dong)瓶(ping)(ping)和試(shi)(shi)驗(yan)(yan)(yan)(yan)鋼(gang)瓶(ping)(ping)壓力正常,然后再(zai)將試(shi)(shi)驗(yan)(yan)(yan)(yan)啟(qi)動(dong)(dong)瓶(ping)(ping)和試(shi)(shi)驗(yan)(yan)(yan)(yan)鋼(gang)瓶(ping)(ping)連(lian)接好(hao)氣控(kong)管路并做(zuo)好(hao)固定。在啟(qi)動(dong)(dong)電(dian)磁閥未接線(xian)的(de)情況下,對(dui)氣體滅火系統控(kong)制回路進(jin)行聯動(dong)(dong)試(shi)(shi)驗(yan)(yan)(yan)(yan),確保現(xian)場設備各控(kong)制回路正常。對(dui)試(shi)(shi)驗(yan)(yan)(yan)(yan)區(qu)內噴嘴使用紙團堵住(zhu),以測(ce)試(shi)(shi)試(shi)(shi)噴時噴嘴是否(fou)有氣體噴出(chu)。對(dui)現(xian)場設備及接線(xian)情況進(jin)行再(zai)次檢查確認,并將區(qu)域控(kong)制盤上啟(qi)瓶(ping)(ping)“禁止(zhi)”、“手動(dong)(dong)”位(wei)置切(qie)換(huan)至(zhi)“允許”、“自(zi)動(dong)(dong)”、火災報警主(zhu)機切(qie)換(huan)至(zhi)“全局自(zi)動(dong)(dong)”。
然后(hou)確認試驗區內無(wu)人(ren)(ren)工作(zuo)及(ji)逗留,門口設(she)置警(jing)戒(jie)線,設(she)定專人(ren)(ren)看護,禁(jin)止人(ren)(ren)員(yuan)進入。并安排專人(ren)(ren)在火災報(bao)警(jing)主機處觀(guan)察報(bao)警(jing)情況,模(mo)擬(ni)火警(jing)人(ren)(ren)員(yuan)穿正壓式消(xiao)防空(kong)氣呼(hu)吸器在試驗區待命,安排專人(ren)(ren)在區域(yu)控制盤(pan)處觀(guan)察其(qi)報(bao)警(jing)及(ji)試驗瓶動作(zuo)情況并做好記錄。
2、我廠氣體(ti)滅火系(xi)統現有三種聯動(dong)方式:自動(dong)、手動(dong)、應急機械手動(dong),試(shi)驗采用不(bu)同(tong)的試(shi)驗方法(以電纜夾層(ceng)試(shi)驗為例(li)):
1)自(zi)動:模(mo)擬(ni)電(dian)纜夾層內(nei)任(ren)一(yi)(yi)感(gan)煙(yan)探(tan)頭報(bao)(bao)警(jing),該(gai)電(dian)纜夾層內(nei)警(jing)鈴響(xiang),區(qu)域(yu)控(kong)(kong)(kong)制(zhi)盤(pan)上(shang)(shang)(shang)對(dui)應(ying)(ying)預警(jing)指(zhi)(zhi)示燈(deng)亮,火災(zai)報(bao)(bao)警(jing)系(xi)統主機(ji)上(shang)(shang)(shang)對(dui)應(ying)(ying)點報(bao)(bao)警(jing);模(mo)擬(ni)任(ren)一(yi)(yi)感(gan)溫探(tan)頭報(bao)(bao)警(jing),該(gai)電(dian)纜夾層聲光報(bao)(bao)警(jing)動作,同(tong)時(shi)區(qu)域(yu)控(kong)(kong)(kong)制(zhi)盤(pan)上(shang)(shang)(shang)對(dui)應(ying)(ying)火警(jing)指(zhi)(zhi)示燈(deng)亮,延時(shi)指(zhi)(zhi)示燈(deng)閃爍,火災(zai)報(bao)(bao)警(jing)系(xi)統主機(ji)上(shang)(shang)(shang)對(dui)應(ying)(ying)的設(she)備(bei)報(bao)(bao)警(jing);30秒后,區(qu)域(yu)控(kong)(kong)(kong)制(zhi)盤(pan)上(shang)(shang)(shang)延時(shi)指(zhi)(zhi)示燈(deng)常亮,同(tong)時(shi)啟瓶(ping)指(zhi)(zhi)示燈(deng)亮,電(dian)纜夾層氣(qi)(qi)體(ti)滅火系(xi)統啟瓶(ping)電(dian)磁閥動作,對(dui)應(ying)(ying)釋放閥動作,氣(qi)(qi)體(ti)噴(pen)(pen)灑(sa)反饋壓力開關動作,并且(qie)電(dian)纜夾層門口放氣(qi)(qi)指(zhi)(zhi)示燈(deng)閃爍,保護區(qu)內(nei)氣(qi)(qi)體(ti)噴(pen)(pen)灑(sa)。
2)手動(dong)(dong)(dong):在電纜(lan)夾(jia)層(ceng)門口(kou)手動(dong)(dong)(dong)按(an)(an)下緊急啟(qi)動(dong)(dong)(dong)按(an)(an)鈕(niu)(niu)。區(qu)域(yu)控(kong)制盤上(shang)對(dui)應電纜(lan)夾(jia)層(ceng)氣(qi)體滅火系統“現(xian)場(chang)急啟(qi)”指(zhi)(zhi)(zhi)示(shi)(shi)燈(deng)亮,延時指(zhi)(zhi)(zhi)示(shi)(shi)燈(deng)閃(shan)爍(shuo),30秒后,延時指(zhi)(zhi)(zhi)示(shi)(shi)燈(deng)常(chang)亮,同時啟(qi)瓶指(zhi)(zhi)(zhi)示(shi)(shi)燈(deng)亮,氣(qi)體滅火系統啟(qi)瓶電磁閥動(dong)(dong)(dong)作,對(dui)應釋放閥動(dong)(dong)(dong)作,氣(qi)體噴灑反(fan)饋(kui)壓力開關動(dong)(dong)(dong)作,并且電纜(lan)夾(jia)層(ceng)門口(kou)放氣(qi)指(zhi)(zhi)(zhi)示(shi)(shi)燈(deng)閃(shan)爍(shuo),保護區(qu)內氣(qi)體噴灑。區(qu)域(yu)控(kong)制盤上(shang)的緊急手動(dong)(dong)(dong)啟(qi)停按(an)(an)鈕(niu)(niu)也可實現(xian),但(dan)此啟(qi)動(dong)(dong)(dong)按(an)(an)鈕(niu)(niu)無(wu)延時,按(an)(an)下啟(qi)動(dong)(dong)(dong)直接(jie)噴灑。
3)應急機械手動(dong):僅(jin)當區(qu)域控制盤失去(qu)24V DC電源或出現故障而無法正常工作的情況(kuang)下使用。首(shou)先將電纜夾(jia)層氣(qi)(qi)體(ti)滅(mie)火(huo)系統試驗(yan)啟(qi)動(dong)瓶(ping)(ping)上啟(qi)動(dong)電磁閥(fa)(fa)保(bao)護銷(xiao)拔掉(diao),再(zai)將上面的凸起拍下,氣(qi)(qi)體(ti)滅(mie)火(huo)系統相應釋放閥(fa)(fa)動(dong)作,試驗(yan)鋼瓶(ping)(ping)的瓶(ping)(ping)頭閥(fa)(fa)動(dong)作,氣(qi)(qi)體(ti)噴(pen)灑(sa)反饋壓力開關動(dong)作,電纜夾(jia)層門口放氣(qi)(qi)指示燈閃爍,保(bao)護區(qu)內(nei)氣(qi)(qi)體(ti)噴(pen)灑(sa)。
3、恢復氣(qi)體(ti)滅火(huo)系統正常(chang)工作(zuo):
1)將試(shi)(shi)驗(yan)啟(qi)(qi)動(dong)(dong)瓶(ping)、試(shi)(shi)驗(yan)鋼(gang)瓶(ping)及(ji)其氣控管(guan)路拆下,安(an)裝(zhuang)牢固(gu)正式氣體滅(mie)火系統用鋼(gang)瓶(ping),并將其氣控管(guan)路連接正確且緊固(gu);試(shi)(shi)驗(yan)用啟(qi)(qi)動(dong)(dong)瓶(ping)電(dian)磁閥線拆下,根據電(dian)纜標簽分別(bie)連接正式啟(qi)(qi)動(dong)(dong)瓶(ping)電(dian)磁閥;
2)檢(jian)查(cha)(cha)氣體滅火系(xi)統釋放閥、排煙閥、氣體噴灑反饋壓力開(kai)關(guan)均處于復(fu)位狀態;檢(jian)查(cha)(cha)并清除試驗區噴嘴內殘留(liu)紙團;檢(jian)查(cha)(cha)確認區域控制盤在(zai)啟瓶“禁(jin)止”、“手動”位置,火災(zai)報(bao)警主(zhu)機設定(ding)全局手動方式(shi)。
此次IG541燃(ran)氣滅(mie)(mie)火系統動(dong)態(tai)試(shi)驗(yan)(yan)直接有效地(di)檢驗(yan)(yan)燃(ran)氣滅(mie)(mie)火系統的(de)(de)工作性能,確保燃(ran)氣滅(mie)(mie)火系統的(de)(de)正常(chang)運行。為后續燃(ran)氣滅(mie)(mie)火系統動(dong)態(tai)試(shi)驗(yan)(yan)積累經驗(yan)(yan),為單(dan)元消(xiao)防系統的(de)(de)安全穩(wen)定運行奠定了堅實的(de)(de)基(ji)礎。
貴(gui)重(zhong)物品(pin)庫IG541混合氣體滅火系(xi)統廠家
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