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垃圾填埋場防滲土工膜漏洞破損檢查方法

瀏覽次數:信息(xi)來源(yuan):泰安佳路通工程材料有(you)限公司發布時間:2022/3/14
  土(tu)工膜產品廣(guang)泛(fan)存(cun)在于土(tu)工材料市場(chang)(chang),是不(bu)少工程客戶比較信賴的(de)產品存(cun)在,垃(la)(la)圾填(tian)埋場(chang)(chang)防(fang)滲(shen)土(tu)工膜就是用于垃(la)(la)圾填(tian)埋場(chang)(chang)工程典型的(de)土(tu)工材料產品,為生(sheng)活垃(la)(la)圾環保處理提(ti)供著支持幫助,關于垃(la)(la)圾填(tian)埋場(chang)(chang)防(fang)滲(shen)土(tu)工膜漏洞破(po)損檢查方(fang)法,小編為您進行了總(zong)結概(gai)況。
  在(zai)我國(guo),每個(ge)大(da)型(xing)衛生填(tian)埋(mai)(mai)場底部都會鋪設垃(la)圾(ji)(ji)填(tian)埋(mai)(mai)場防(fang)滲(shen)(shen)土(tu)(tu)(tu)工(gong)(gong)膜,以(yi)防(fang)填(tian)埋(mai)(mai)場的滲(shen)(shen)瀝(li)液滲(shen)(shen)漏,污染(ran)環(huan)(huan)境。因(yin)此,垃(la)圾(ji)(ji)填(tian)埋(mai)(mai)場防(fang)滲(shen)(shen)土(tu)(tu)(tu)工(gong)(gong)膜是否能正(zheng)常工(gong)(gong)作是填(tian)埋(mai)(mai)場污染(ran)防(fang)滲(shen)(shen)的關鍵環(huan)(huan)節。垃(la)圾(ji)(ji)填(tian)埋(mai)(mai)場防(fang)滲(shen)(shen)土(tu)(tu)(tu)工(gong)(gong)膜在(zai)運輸、安裝(zhuang)和運行過程中會產(chan)(chan)生破損,破損的防(fang)滲(shen)(shen)土(tu)(tu)(tu)工(gong)(gong)膜膜造成(cheng)防(fang)滲(shen)(shen)系統失效,產(chan)(chan)生環(huan)(huan)境污染(ran)事(shi)件。。
  垃圾填埋場(chang)防(fang)滲(shen)土(tu)工(gong)膜(mo)的(de)(de)漏(lou)(lou)洞(dong)檢(jian)(jian)測(ce)技(ji)術(shu)能夠在各種工(gong)況下(xia)對(dui)場(chang)地進行檢(jian)(jian)測(ce),找到漏(lou)(lou)泂位(wei)置(zhi),并對(dui)漏(lou)(lou)洞(dong)進行修(xiu)補,確(que)保(bao)防(fang)滲(shen)系統的(de)(de)完整性(xing)。防(fang)滲(shen)土(tu)工(gong)膜(mo)漏(lou)(lou)洞(dong)檢(jian)(jian)測(ce)是填埋場(chang)等土(tu)工(gong)膜(mo)防(fang)滲(shen)工(gong)程(cheng)重要(yao)質(zhi)量(liang)件檢(jian)(jian)測(ce)措施。垃圾填埋場(chang)土(tu)工(gong)膜(mo)檢(jian)(jian)查漏(lou)(lou)洞(dong)破損(sun)的(de)(de)方法(fa):
  垃圾(ji)填(tian)埋場防滲土工膜(mo)漏洞檢(jian)測技術分為(wei)兩種膜(mo)上有(you)堆(dui)填(tian)工況(kuang)的(de)(de)漏洞檢(jian)測以及膜(mo)上無堆(dui)填(tian)工況(kuang)的(de)(de)漏洞檢(jian)測兩種。
  1、膜(mo)上(shang)有堆填工況的漏洞檢測
  常規的(de)垃圾填埋場(chang)、礦(kuang)山的(de)堆(dui)浸場(chang)都需要在(zai)垃圾填埋場(chang)防滲土(tu)工(gong)膜(mo)(mo)上(shang)鋪(pu)(pu)設1層砂(sha)石(shi)(shi)(shi)墊層,作為保護收 集層。防滲土(tu)工(gong)膜(mo)(mo)上(shang)攤鋪(pu)(pu)砂(sha)石(shi)(shi)(shi)的(de)過程中,機(ji)械碾(nian)壓(ya)和機(ji)械直接(jie)碰觸必然(ran)會造成土(tu)工(gong)膜(mo)(mo)破(po)損。防滲土(tu)工(gong)膜(mo)(mo)上(shang)覆(fu)蓋有砂(sha)石(shi)(shi)(shi)土(tu)料(liao)的(de)情況(kuang)下(xia),一(yi)般常規采用雙電(dian)極電(dian)學漏(lou)(lou)(lou)(lou)洞檢(jian)測(ce)法進(jin)行漏(lou)(lou)(lou)(lou)洞檢(jian)測(ce)。雙電(dian)極漏(lou)(lou)(lou)(lou)洞檢(jian)測(ce)利用土(tu)工(gong)膜(mo)(mo)的(de)絕緣特性,在(zai)土(tu)工(gong)膜(mo)(mo)的(de)上(shang)下(xia)施加(jia)電(dian)勢,存在(zai)漏(lou)(lou)(lou)(lou)洞的(de)位置就會產(chan)生泄漏(lou)(lou)(lou)(lou)電(dian)流,通過移動測(ce)量儀找到(dao)泄漏(lou)(lou)(lou)(lou)電(dian)流點(dian),即(ji)是破(po)損點(dian)。防滲土(tu)工(gong)膜(mo)(mo)上(shang)的(de)覆(fu)蓋砂(sha)石(shi)(shi)(shi)土(tu)料(liao)要求(qiu)潮濕能(neng)夠導電(dian),大部分(fen)情況(kuang)下(xia),需要在(zai)砂(sha)石(shi)(shi)(shi)表面灑水(shui),保證檢(jian)測(ce)儀表能(neng)夠讀取(qu)電(dian)勢信號。
  2、膜上無堆(dui)填工況的漏洞檢測
  裸露(lu)防滲土(tu)(tu)工(gong)(gong)(gong)膜(mo)(mo)的(de)(de)漏(lou)洞(dong)(dong)檢(jian)測(ce)(ce)原來選用(yong)的(de)(de)方(fang)法(fa)(fa)是水(shui)(shui)槍法(fa)(fa),但是水(shui)(shui)槍法(fa)(fa)的(de)(de)應(ying)用(yong)有(you)(you)很(hen)(hen)大的(de)(de)局限(xian)性。由于(yu)(yu)(yu)需要(yao)直接(jie)(jie)噴水(shui)(shui)到防滲土(tu)(tu)工(gong)(gong)(gong)膜(mo)(mo)上(shang),需要(yao)連(lian)接(jie)(jie)供水(shui)(shui)水(shui)(shui)管,相(xiang)當于(yu)(yu)(yu)要(yao)拖著水(shui)(shui)管進(jin)(jin)行檢(jian)測(ce)(ce),操作不是很(hen)(hen)方(fang)便。對于(yu)(yu)(yu)一些細(xi)小(xiao)(xiao)的(de)(de)破損孔洞(dong)(dong),如(ru)果(guo)噴水(shui)(shui)不能及(ji)時(shi)穿(chuan)透土(tu)(tu)工(gong)(gong)(gong)膜(mo)(mo),就很(hen)(hen)難(nan)發現(xian)漏(lou)洞(dong)(dong)。對于(yu)(yu)(yu)垃圾填(tian)(tian)埋場防滲土(tu)(tu)工(gong)(gong)(gong)膜(mo)(mo)上(shang)覆(fu)(fu)蓋有(you)(you)土(tu)(tu)工(gong)(gong)(gong)布(bu)(bu)等情(qing)況,水(shui)(shui)槍法(fa)(fa)不適用(yong),即使(shi)采用(yong)雙電(dian)(dian)極法(fa)(fa),也(ye)很(hen)(hen)難(nan)檢(jian)測(ce)(ce)到土(tu)(tu)工(gong)(gong)(gong)布(bu)(bu)覆(fu)(fu)蓋的(de)(de)漏(lou)洞(dong)(dong)。改進(jin)(jin)型的(de)(de)電(dian)(dian)弧(hu)(hu)漏(lou)洞(dong)(dong)檢(jian)測(ce)(ce)技術,不但可以用(yong)于(yu)(yu)(yu)裸露(lu)土(tu)(tu)工(gong)(gong)(gong)膜(mo)(mo),也(ye)可以用(yong)于(yu)(yu)(yu)土(tu)(tu)工(gong)(gong)(gong)膜(mo)(mo)上(shang)覆(fu)(fu)蓋土(tu)(tu)工(gong)(gong)(gong)布(bu)(bu)或者土(tu)(tu)工(gong)(gong)(gong)復合排(pai)水(shui)(shui)網情(qing)況,垃圾填(tian)(tian)埋場防滲土(tu)(tu)工(gong)(gong)(gong)膜(mo)(mo)上(shang)的(de)(de)覆(fu)(fu)蓋物要(yao)求干(gan)燥厚度(du)不超過10mm。電(dian)(dian)弧(hu)(hu)漏(lou)洞(dong)(dong)檢(jian)測(ce)(ce)法(fa)(fa)能夠通過超高壓擊穿(chuan)很(hen)(hen)微小(xiao)(xiao)的(de)(de)破損漏(lou)洞(dong)(dong),包括肉眼無(wu)法(fa)(fa)看到的(de)(de)焊縫缺陷,使(shi)用(yong)電(dian)(dian)弧(hu)(hu)漏(lou)洞(dong)(dong)檢(jian)測(ce)(ce)法(fa)(fa),檢(jian)測(ce)(ce)的(de)(de)精(jing)度(du)和準確度(du)均大大**,能夠發現(xian) 1mm的(de)(de)微小(xiao)(xiao)漏(lou)洞(dong)(dong)。電(dian)(dian)弧(hu)(hu)漏(lou)洞(dong)(dong)檢(jian)測(ce)(ce)已經在多個項目實踐應(ying)用(yong),對檢(jian)測(ce)(ce)覆(fu)(fu)蓋土(tu)(tu)工(gong)(gong)(gong)布(bu)(bu)的(de)(de)土(tu)(tu)工(gong)(gong)(gong)膜(mo)(mo)具有(you)(you)相(xiang)當高的(de)(de)準確性。
  以上就是關(guan)(guan)于(yu)垃圾(ji)(ji)填(tian)埋(mai)場防(fang)(fang)滲(shen)土工(gong)膜出(chu)現(xian)漏(lou)洞破損的(de)那(nei)些檢查方法,希望能(neng)夠幫助客戶朋友(you)更(geng)(geng)好(hao)的(de)了(le)解(jie)垃圾(ji)(ji)填(tian)埋(mai)場防(fang)(fang)滲(shen)土工(gong)膜的(de)使用,保障工(gong)程建設質(zhi)量提供(gong)支持幫助,更(geng)(geng)多關(guan)(guan)于(yu)垃圾(ji)(ji)填(tian)埋(mai)場防(fang)(fang)滲(shen)土工(gong)膜知識了(le)解(jie),您(nin)可致電公司進行詳細咨詢。
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