鉆孔工長 的英文怎麼說
中文拼音 [zhēnkǒnggōngzhǎng]
鉆孔工長
英文
boring master-
Drilling technology of long hole using for discharging gas from coal seams
抽放瓦斯順煤層長鉆孔施工技術The study of the long bored cast - in - situ pile construction in huanghe overflow area
黃河漫灘區深長鉆孔灌注樁施工探討Based on the description on the construction technology of the continuous flight auger ( cfa ) pile, the quality advantage, material requirement, construction condition of the pile is introduced, and then the causation of the quality defect and its control measure are presented herein ; from which the processes of both the construction and the quality control are analyzed as well
摘要基於對長螺旋鉆孔混凝土壓注樁施工工藝的論述,介紹了該類型樁的質量優點、材料要求、作業條件以及常見質量缺陷的原因及控制措施,對其施工及質量控制過程進行了分析。Since the air pressure sink - box technology was abandoned, and the steel - plate peg round the barrage pipe peg foundation was adopted at first time in the wuhan changjiang bridge project, the steel round the barrage has been adopted in bridge foundation construction more and more. especially after the double wall steel sink well round the barrage bore peg foundation was creatively adopted in jiujiang changjiang bridge foundation, which was built in 1985
自從武漢長江大橋工程中擯棄了過去一直沿用的氣壓沉箱,首次採用了鋼板樁圍堰管柱基礎以來, 1985年建成的九江長江大橋基礎獨創性地採用雙壁鋼沉井圍堰鉆孔樁基礎,鋼圍堰在橋梁基礎施工中的應用越來越多。Based on the results of vertical static loading test and stress test for longhole bored pile in loess foundation, by analysing the transferring law of axial force and the action of lateral friction resistance and bottom resistance, the paper discusses the influences of two types of holing technology on bearing capacity behavior
本文通過黃土地基中旋挖鉆孔灌注長樁和泥漿護壁鉆孔灌注長樁靜載荷試驗和樁身應力的測試,分析了黃土地基中兩種成孔工藝鉆孔灌注長樁樁身軸力的傳遞規律、樁側阻力及樁端阻力的發揮性狀,探討了兩種成孔工藝對鉆孔灌注長樁承載力的影響。Series of high pressure thermocouples thermalresistances and thermowells, the thermocouple take the form of spring - loaded, of which protective tube and flange are forged of special alloy, as well the thermowell are formed with bar stock drilled. more further, theconnecting between thermowell and flange can be compressed with tapered thread and the groove at the lower end of flange can be welded with argon arc. these thermocouples are usually used in high equipments of hydrogen cracking device, cracker and vaporizer etc for pressure - resistant in over 30 mpa, operating temperature from 0 up to 800
系列高壓熱電偶阻及套管,熱電偶採用彈簧壓著式,保護套管和法蘭選用特殊合金材料鍛造,套管採用棒料整體鉆孔加工而成,與法蘭連接處以錐管螺紋配合併與法蘭下端渠槽處用氬弧焊接,耐壓30mpa ,使用溫度0800 ,可長期使用在加氫裂化裝置裂解裝置,氣化爐等高壓設備中。The machine can adopt positive and negative circulation and other deep drilling technique, adapts to various stratum, is the first selected equipment for foundation construction of river ' s bridge and dock, and also adapts to large diameter borehole construction such as tall building, coal mine vertical well and sewage well, it exerts great action many changjiang river large scale bridges foundation construction
該機可採用正反循環等鉆進工藝施工,適合於各種地層,是江河橋梁、碼頭基礎施工的首選設備,也適用於高層建築、煤礦豎井和污水井等大口徑鉆孔施工,在多座長江大型橋梁基礎施工中發揮了巨大作用。Drilling temporary soil nail for retaining wall no. 44 at cheung sha
于長沙的擋土墻編號44進行臨時泥釘鉆孔的工程Continuation of construction temporary works for retaining wall no. 44, above south lautau road near cheung sha
繼續鄰近於長沙嶼南道的擋土墻編號44進行臨時泥釘鉆孔的工程Continuation of construction of temporary works for retaining wall no. 44, above south lautau road near cheung sha
繼續鄰近於長沙嶼南道的擋土墻編號44進行臨時泥釘鉆孔的工程Considering the engineering of trail pile in hubei jingzhou yangtze river highway bridge, the construction process of deep cast - in - place pile under pebble geological structure, the limit load - bearing capacity of single pile, side friction stress and head drag are researched in this thesis deeply
論文結合湖北省荊州長江公路大橋的試驗樁工程,深入研究了江漢平原地區卵石地基深鉆孔灌注樁的施工工藝、單樁極限承載能力、樁側摩阻力和端阻力。In this paper, technology for water injection by long bore hole in fully mechanized mining face was studied, relevant experience and some parameter were acquired, which provide a reference for using this method in similar faces
以鄭州礦區典型的「三軟」煤層綜放工作面為對象,試驗研究了長鉆孔注水防塵技術,取得了「三軟」煤層長鉆孔注水經驗和參數,為鄭州礦區類似條件的工作面推廣該方法提供了參考。Abstract : in this paper, technology for water injection by long bore hole in fully mechanized mining face was studied, relevant experience and some parameter were acquired, which provide a reference for using this method in similar faces
文摘:以鄭州礦區典型的「三軟」煤層綜放工作面為對象,試驗研究了長鉆孔注水防塵技術,取得了「三軟」煤層長鉆孔注水經驗和參數,為鄭州礦區類似條件的工作面推廣該方法提供了參考。In this paper, on the foundation of synthesizing engineering practice and study result of planted bar technique by chemistry glue on the domestic and international, embedded experiment study and theories analysis are done about bonded anchor behavior of chemistry planted bar anchorage behavior in this paper, the experimental results of 32 pulling resistance test ( meiya z3530 ) are given, considering some factors to affect bonded anchor behavior of chemistry planted bar such as the strength of concrete anchorage lengths diameter of steel bar and holes thickness of the protecting layer confecting circumstance of the hoop bar and quantity of construction especially which is very easy to be neglected and so on, and bonded anchor mechanism failure mode load carrying capacity and slide behavior are analyzed in - depth
本文在綜合國內外化學膠植筋技術的工程實踐和研究成果的基礎上,對化學植筋的粘結錨固性能作了較深入的試驗研究和理論分析。文中通過32個化學膠(美亞z3530 )植筋試件的拉拔試驗研究,考慮混凝土強度、錨固長度、鋼筋植筋、鉆孔孔徑、保護層厚度、箍筋配製情況及施工質量等因素對植筋粘結性能的影響,特別是植筋的施工質量對粘結性能的影響是比較容易被忽視的因素,對化學植筋的粘結錨固機理、破壞形態、承載力及滑移性能作了比較深入的剖析。The works included 24 bored piles of 2. 5 meters in diameter and 55 meters in depth, 500 meters long underground concrete diaphragm wall of 0. 8 meters thick and 25 meters deep, 450 pre - cast concrete pile of 0. 5 meters in diameter, 12 meters deep soil excavation with multi - layer post - tensioning shoring system, reinforced concrete pile caps and basement slabs
其工程內容包括了24支直徑2 . 5米,深達55米直入巖層的鉆孔樁,周長500米,深度25米,厚度0 . 8米的地下連續混凝土墻, 450支直徑0 . 5米預制混凝土樁, 12米深開挖,多層水平鋼支撐系統,混凝土樁承臺及地庫底板結構。Associated with a practical example of pipeline crossing with directional drilling technique in yizheng - changling crude oil pipeline, this paper analyzes the characteristics of crossing through rocky stratum with directional drilling, deliberates the stratum status, drilling machine selection, drilling tool assembly, direction control, mud control ; drilling process as well as emergency dealing scenarios at the stages of guiding - hole drilling, aperture expanding and back - towing
摘要結合儀征長嶺原油管道洪湖長江定向鉆穿越工程實例,分析了管道定向鉆穿越長距離巖石層的特點,論述了定向鉆穿越巖石層的地層狀況、鉆具組合、控向措施、泥漿控制、鉆進工藝以及導向孔鉆進、擴孔、回拖階段的應急預案,針對在鉆導向孔過程中因泥漿壓力高、信號線多次出現被高壓泥漿沖壞、造成控向信號不穩定甚至中斷的情況,對信號線的安裝提出了改進措施。Comparision for bearing behavior of longhole bored pile by two types of holing technology in loess foundation
黃土地區兩種成孔工藝鉆孔灌注長樁承載力性狀對比研究Preliminary application of gas pre - drainage from coal seam by long holes in heading face to prevent coal and gas outburst
掘進工作面應用長鉆孔預抽煤層瓦斯防止煤與瓦斯突出的效果The protective tube is made from special high temperature alloy steel and drilled, also coating round its surface to form double protection and prolong service life up to over a year
套管本體採用特殊高溫合金鋼,整體棒料鉆孔,表面經噴塗工藝處理,形成雙重保護,極大地延長了熱電偶的使用壽命,壽命可過一年以上。Prospect of application of foam pump increasing pressure equipment in construction of drilling long hole for sucking and exhaling mash gas
泡沫增壓技術在煤礦瓦斯抽放長鉆孔施工中的應用前景分享友人