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  • 電阻層析成(cheng)像模塊(kuai)基于生成(cheng)對(dui)抗網絡的地(di)鐵盾(dun)構超(chao)(chao)前(qian)探(tan)(tan)測方法研究ResearchonAdvancedDetectionMethodofMetroShieldMachineBasedonGenerativeAdversarialNetworks背景(jing)介紹Background盾(dun)構機(ji)(簡稱TBM)以其施(shi)工(gong)安(an)全的gaoxiao特(te)點被廣(guang)泛應用(yong)于地(di)鐵隧道建設中(zhong),TBM施(shi)工(gong)過(guo)程(cheng)中(zhong)經常會出現預料不到的塌方、突(tu)涌水(shui)等地(di)質災害,這嚴(yan)重影響(xiang)工(gong)程(cheng)的進展,增加工(gong)程(cheng)的造價。本文案采用(yong)聚焦直流電法超(chao)(chao)前(qian)探(tan)(tan)測技術,以... 查看更多
  • 電阻層析成像(xiang)模塊基于(yu)電阻層析成像(xiang)的(de)(de)綜(zong)(zong)采面(mian)突(tu)水(shui)(shui)監(jian)(jian)測研究煤(mei)礦突(tu)水(shui)(shui)問(wen)題一(yi)直是煤(mei)礦安(an)全、平穩生(sheng)產面(mian)臨的(de)(de)巨大(da)挑戰(zhan)之一(yi),與傳統(tong)的(de)(de)監(jian)(jian)測方法相比(bi),電阻層析成像(xiang)(ERT)技術屬(shu)于(yu)現代工業檢測的(de)(de)前沿技術,其具(ju)有非侵入(ru)、無輻射(she)、在(zai)線測量等優點,借鑒電阻層析成像(xiang)技術動態(tai)(tai)監(jian)(jian)測綜(zong)(zong)采面(mian)近場煤(mei)層的(de)(de)電導(dao)(dao)率(lv)(lv)分布,進而(er)通過(guo)電導(dao)(dao)率(lv)(lv)的(de)(de)變化反推(tui)出綜(zong)(zong)采面(mian)在(zai)形成導(dao)(dao)水(shui)(shui)通道過(guo)程中裂隙的(de)(de)分布區域,以此為基礎來對煤(mei)層內導(dao)(dao)水(shui)(shui)通道的(de)(de)發育(yu)狀況進行實(shi)時(shi)動態(tai)(tai)監(jian)(jian)測,實(shi)現對綜(zong)(zong)采面(mian)可能發生(sheng)的(de)(de)突(tu)水(shui)(shui)事故進行預判和(he)預期。 查看更多
  • 應(ying)(ying)(ying)力(li)(li)路徑三軸儀(yi)(yi)是一種常用于土(tu)壤與巖石力(li)(li)學(xue)性質(zhi)試驗(yan)中的(de)儀(yi)(yi)器設備。它是用來(lai)(lai)模擬土(tu)壤和(he)巖石在(zai)不(bu)同應(ying)(ying)(ying)力(li)(li)條件下的(de)變(bian)形(xing)行為(wei)(wei),并通(tong)(tong)(tong)過測(ce)量應(ying)(ying)(ying)力(li)(li)和(he)變(bian)形(xing)參數來(lai)(lai)研究(jiu)其力(li)(li)學(xue)性質(zhi)和(he)工(gong)程行為(wei)(wei)。應(ying)(ying)(ying)力(li)(li)路徑三軸儀(yi)(yi)的(de)主要原理是通(tong)(tong)(tong)過施(shi)加不(bu)同大小(xiao)(xiao)的(de)應(ying)(ying)(ying)力(li)(li)和(he)固定的(de)變(bian)形(xing)路徑來(lai)(lai)模擬土(tu)壤或巖石的(de)力(li)(li)學(xue)行為(wei)(wei)。具體(ti)(ti)來(lai)(lai)說,它包含三個主要部分(fen):液(ye)體(ti)(ti)壓(ya)力(li)(li)系統(tong)(tong)、應(ying)(ying)(ying)變(bian)測(ce)量系統(tong)(tong)和(he)控制(zhi)系統(tong)(tong)。在(zai)液(ye)體(ti)(ti)壓(ya)力(li)(li)系統(tong)(tong)中,該儀(yi)(yi)器通(tong)(tong)(tong)過施(shi)加不(bu)同大小(xiao)(xiao)的(de)靜(jing)液(ye)壓(ya)力(li)(li)來(lai)(lai)給土(tu)壤或巖石施(shi)加應(ying)(ying)(ying)力(li)(li)。通(tong)(tong)(tong)常使(shi)用液(ye)體(ti)(ti),如水或油(you),將(jiang)壓(ya)力(li)(li)傳遞到試樣(yang)上。應(ying)(ying)(ying)力(li)(li)大小(xiao)(xiao)可以通(tong)(tong)(tong)過控制(zhi)液(ye)體(ti)(ti)的(de)壓(ya)力(li)(li)來(lai)(lai)實現。... 查看更多
  • 箱式(shi)爐(lu)開爐(lu)前的準備(bei)(bei):1、檢(jian)查(cha)電(dian)器(qi)控(kong)制箱內(nei)是(shi)(shi)否(fou)(fou)有(you)工(gong)具或(huo)其他導電(dian)物質,爐(lu)內(nei)若有(you)遺忘的工(gong)件存在應(ying)及時(shi)清除。2、合閘(zha)后(hou)檢(jian)查(cha)電(dian)器(qi)開關接觸(chu)是(shi)(shi)否(fou)(fou)正常(chang)。3、檢(jian)查(cha)溫度控(kong)制儀表工(gong)作是(shi)(shi)否(fou)(fou)正常(chang),并(bing)打開其開關,使其處于工(gong)作狀態。箱式(shi)爐(lu)安裝(zhuang)操作:1.打開包(bao)裝(zhuang)箱,檢(jian)查(cha)設(she)備(bei)(bei)是(shi)(shi)否(fou)(fou)完好,根據裝(zhuang)箱單檢(jian)查(cha)配套附件是(shi)(shi)否(fou)(fou)完整(zheng)。2.設(she)備(bei)(bei)放置地點應(ying)選擇空(kong)氣(qi)流通,無震動,無易燃﹑易爆(bao)氣(qi)體(ti)或(huo)高粉塵的場所。3.請使用與所采(cai)購設(she)備(bei)(bei)相(xiang)(xiang)匹(pi)配的工(gong)作電(dian)源電(dian)壓,加裝(zhuang)與爐(lu)體(ti)工(gong)作電(dian)流相(xiang)(xiang)匹(pi)配的空(kong)氣(qi)開關可靠連(lian)接接地保護線,切(qie)勿將高電(dian)壓引入(ru),以(yi)免引起... 查看更多
  • 非飽(bao)和土(tu)(tu)三軸儀(yi)是一種用于(yu)(yu)研究(jiu)非飽(bao)和土(tu)(tu)(未(wei)飽(bao)和水(shui)分(fen)狀態的(de)(de)(de)土(tu)(tu)壤(rang)(rang))力(li)學(xue)(xue)性(xing)質(zhi)(zhi)的(de)(de)(de)實驗(yan)設(she)備。它是土(tu)(tu)力(li)學(xue)(xue)實驗(yan)中常用的(de)(de)(de)一種儀(yi)器,在工程領域中具有重要的(de)(de)(de)意義。下(xia)面將(jiang)詳細介紹非飽(bao)和土(tu)(tu)三軸儀(yi)的(de)(de)(de)原(yuan)理、結(jie)構和應(ying)用。該儀(yi)器的(de)(de)(de)原(yuan)理是基于(yu)(yu)維持土(tu)(tu)壤(rang)(rang)樣品的(de)(de)(de)軸向等應(ying)力(li)狀態,通(tong)(tong)過引入不同水(shui)分(fen)條件下(xia)的(de)(de)(de)水(shui)分(fen)壓力(li),模(mo)擬土(tu)(tu)壤(rang)(rang)在不同濕(shi)度下(xia)的(de)(de)(de)力(li)學(xue)(xue)行為。通(tong)(tong)過施加垂直(zhi)壓力(li)和水(shui)平(ping)應(ying)變(bian)(bian),可以了解土(tu)(tu)壤(rang)(rang)的(de)(de)(de)變(bian)(bian)形、強度和滲透性(xing)等力(li)學(xue)(xue)性(xing)質(zhi)(zhi)。該儀(yi)器的(de)(de)(de)結(jie)構主要包括荷(he)載裝置(zhi)(zhi)、水(shui)壓裝置(zhi)(zhi)、位移(yi)測量(liang)裝置(zhi)(zhi)、水(shui)分(fen)控制裝置(zhi)(zhi)和滲透計(ji)等組成部(bu)分(fen)。荷(he)載裝置(zhi)(zhi)用于(yu)(yu)施加垂直(zhi)... 查看更多
  • 絕熱(re)加速(su)量(liang)(liang)熱(re)儀(yi)是(shi)一種用于(yu)化學工程(cheng)、化學領(ling)域的(de)(de)分析儀(yi)器,它能(neng)精確測(ce)得樣(yang)(yang)(yang)品熱(re)分解初(chu)始溫度、絕熱(re)分解過程(cheng)中(zhong)溫度和壓(ya)力隨時間的(de)(de)變(bian)(bian)化曲線,尤其(qi)是(shi)能(neng)給出(chu)DTA和DSC等無法給出(chu)的(de)(de)物質(zhi)(zhi)在熱(re)分解初(chu)期的(de)(de)壓(ya)力緩(huan)慢變(bian)(bian)化過程(cheng)。使(shi)用包括(kuo)以(yi)下步驟:1、選取一個干凈樣(yang)(yang)(yang)品球,稱(cheng)量(liang)(liang)樣(yang)(yang)(yang)品球、連接(jie)螺母(mu)和密封墊圈的(de)(de)總質(zhi)(zhi)量(liang)(liang)。2、在樣(yang)(yang)(yang)品球中(zhong)裝入適量(liang)(liang)的(de)(de)樣(yang)(yang)(yang)品,稱(cheng)量(liang)(liang)裝樣(yang)(yang)(yang)品后的(de)(de)樣(yang)(yang)(yang)品球質(zhi)(zhi)量(liang)(liang)。3、將樣(yang)(yang)(yang)品球裝入量(liang)(liang)熱(re)儀(yi)中(zhong),檢(jian)查系統的(de)(de)氣(qi)密性。4、關閉(bi)量(liang)(liang)熱(re)儀(yi)門(men),準(zhun)備實(shi)驗。5、運行(xing)程(cheng)序,設置實(shi)驗參(can)數,保存參(can)數文件(jian),根據規定標(biao)定壓(ya)力值(zhi)。使(shi)用絕... 查看更多
  • 四聯直(zhi)剪(jian)(jian)儀(yi)是(shi)(shi)一(yi)種(zhong)(zhong)機(ji)械設備(bei),用(yong)于(yu)對紙(zhi)張、布料(liao)(liao)等材(cai)料(liao)(liao)進行(xing)剪(jian)(jian)切。它是(shi)(shi)一(yi)種(zhong)(zhong)高(gao)效、精準的(de)(de)剪(jian)(jian)切工(gong)具,在很多行(xing)業中(zhong)被廣泛應用(yong)。四聯直(zhi)剪(jian)(jian)儀(yi)的(de)(de)主要結構(gou)包括機(ji)床(chuang)主體、傳動(dong)(dong)系統、剪(jian)(jian)刀(dao)(dao)組和(he)(he)控(kong)制(zhi)系統等部(bu)分。機(ji)床(chuang)主體通(tong)常(chang)由堅固的(de)(de)鋼板焊接而成,具有穩定(ding)可靠的(de)(de)特點。傳動(dong)(dong)系統通(tong)過(guo)電動(dong)(dong)機(ji)帶動(dong)(dong)剪(jian)(jian)刀(dao)(dao)組進行(xing)剪(jian)(jian)切操作,具有高(gao)速、高(gao)效的(de)(de)優(you)點。剪(jian)(jian)刀(dao)(dao)組由上、下兩個剪(jian)(jian)刀(dao)(dao)刀(dao)(dao)片組成,能夠在一(yi)定(ding)范圍(wei)內(nei)對材(cai)料(liao)(liao)進行(xing)剪(jian)(jian)切。控(kong)制(zhi)系統則用(yong)于(yu)控(kong)制(zhi)剪(jian)(jian)切過(guo)程(cheng)的(de)(de)啟動(dong)(dong)、停(ting)止(zhi)和(he)(he)調節。四聯直(zhi)剪(jian)(jian)儀(yi)的(de)(de)工(gong)作原理是(shi)(shi)通(tong)過(guo)剪(jian)(jian)刀(dao)(dao)組的(de)(de)上、下剪(jian)(jian)刀(dao)(dao)刀(dao)(dao)片夾緊材(cai)料(liao)(liao),然后沿著刀(dao)(dao)片間... 查看更多
  • 真(zhen)三(san)軸試(shi)驗(yan)儀(yi)是(shi)一種常用的(de)(de)巖土(tu)(tu)(tu)工(gong)(gong)程(cheng)試(shi)驗(yan)設(she)備,用于(yu)模擬(ni)土(tu)(tu)(tu)壤(rang)(rang)受力(li)過(guo)程(cheng)中(zhong)的(de)(de)真(zhen)實應力(li)和變(bian)形(xing)狀態(tai)。該儀(yi)器是(shi)一種用于(yu)研究(jiu)土(tu)(tu)(tu)壤(rang)(rang)在(zai)不同(tong)應力(li)狀態(tai)下的(de)(de)變(bian)形(xing)和強度特性的(de)(de)試(shi)驗(yan)設(she)備。它是(shi)巖土(tu)(tu)(tu)工(gong)(gong)程(cheng)領(ling)域中(zhong)常用的(de)(de)實驗(yan)設(she)備之一,用于(yu)模擬(ni)土(tu)(tu)(tu)壤(rang)(rang)在(zai)深埋、地(di)震、振動(dong)等條件(jian)下的(de)(de)變(bian)形(xing)和強度變(bian)化情況(kuang),從而(er)為土(tu)(tu)(tu)壤(rang)(rang)工(gong)(gong)程(cheng)設(she)計(ji)提供參(can)考(kao)依據。真(zhen)三(san)軸試(shi)驗(yan)儀(yi)主要由應變(bian)儀(yi)、壓力(li)傳感器、控(kong)(kong)制(zhi)裝置等組成。在(zai)試(shi)驗(yan)過(guo)程(cheng)中(zhong),首(shou)先需要將待測試(shi)的(de)(de)土(tu)(tu)(tu)樣(yang)(yang)放(fang)置在(zai)試(shi)驗(yan)儀(yi)的(de)(de)測試(shi)室中(zhong),并施加(jia)一定的(de)(de)應力(li)。然后(hou),通(tong)過(guo)控(kong)(kong)制(zhi)裝置,分別在(zai)水平(ping)方(fang)向和豎直方(fang)向施加(jia)壓力(li),使土(tu)(tu)(tu)樣(yang)(yang)在(zai)不... 查看更多
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