鉆頭磨合 的英文怎麼說
中文拼音 [zhēntóumógě]
鉆頭磨合
英文
running in- 鉆 : 鉆Ⅰ名詞1. (打眼用的工具) drill; auger 2. (指鉆石) diamond; jewel Ⅱ動詞(用尖物在另一物體上轉動) drill; bore
- 磨 : 磨動詞1 (摩擦) rub; wear 2 (研磨) grind; mull; polish 3 (折磨) grind down; wear down [out]:...
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 磨合 : [機械工程] (走合) grinding in; running in磨合時間 running in time; seating time; 磨合試車 runni...
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The strength and wear resistance of diamond drill bits for petroleum exploitation will be increased considerably when cast tungsten carbide is applied and adheres to the substrate firmly with cast tungsten carbide of 80 - 200mesh as the skelton and copper alloy as the soldering material in a process of non - pressure immersion
石油鉆探行業用的金剛石鉆頭,用粒度為80 ? 200目的鑄造碳化鎢粉作骨架,採用無壓浸漬工藝,以銅合金作釬焊料,將鑄造碳化鎢與基體牢固結合,強度、耐磨性大大提高。The highlights of this paper include : hoop toughness criterion for longitudinal heat checking of tool joint was introduced firstly ; failure criterion for crescent - shaped wear casing was established according to the results of full - scale collapse tests ; new - typed alloy for hardbanding of tool joint was developed, its property has showed good performance in the tests
本文的主要創新點在於:以現場失效案例分析為基礎,提出了鉆桿接頭縱向熱裂的橫向韌性判據;通過對已磨損套管的實物擠毀試驗研究,確定了不均勻磨損套管的擠毀失效準則;設計出了具有獨立知識產權的鉆桿接頭硬化帶用新型耐磨減摩合金的成分,經實驗室試驗表明其性能可以達到或超過國外同類產品。Based on the tribological principle and the theory of contact mechanics, it is feasible to adopt curvature - changing structure in the rock - bit journal bearing system. the structure and coupling relationship of curvature - changing journal bearing under the condition without friction have been analyzed and three kinds of sub - form structure configurations, namely, the pseudo - curvature - changing structure, the conformable curvature - changing structure, and the clearance curvature - changing structure, been differentiated according to the contacting features. the shape optimization and pre - running - in regulations of the contact surface of curvature - changing journal bearing under friction condition have been established. the results of rock bit journal bearing test indicate that the tribological behavior of the bearing can be effectively improved by curvature change based on both designing and pre - running - in
基於摩擦學原理和接觸力學理論,提出了可在牙輪鉆頭滑動軸承中採用變曲率結構.在不考慮摩擦的情況下,就結構設計和配合關系等問題進行了分析討論,劃分了準變曲率、吻合變曲率以及間隙變曲率等3種結構形式;針對考慮摩擦時的變曲率結構,提出了接觸形狀優化和預磨合的實施方案.鉆頭軸承試驗結果表明,無論是預設計變曲率還是預磨合變曲率,都能改善軸承摩擦副的摩擦學特性,因而值得進一步研究和推廣1. diamond tools : diamond saw bit, diamond drill, grinder head, grinding board, caster and diamond compound turning tool
一金剛石工具類:鋸片鉆頭磨頭磨塊磨盤連鑄三大件專用金剛石復合片刀具According to the researches on working principle of wear - resistant alloy, the ideas on selecting the new - typed wear - resistant alloy were put forward, which are " equilibrium wear design " and " stability " concept. three kinds of new wear - resistant alloy that can be used for hardbanding on tool joint were developed, and wear experiments have showed that its property is as good as or better than that of abroad
對耐磨減摩合金的工作原理進行了研究,提出了新型耐磨減摩合金的篩選要以「平衡磨損設計」概念和「穩定性」原則為依據,並設計出3種鉆桿接頭硬化帶用新型耐磨減摩合金,實驗室磨損試驗表明其性能可以達到或超過國外同類產品。Wear - proof body is manufactured from bar stock of high temperature alloy. double - compound structure of wear - proof coated with double wear - proof layer prolongs service life
耐磨頭本體採用耐高溫合金鋼棒料整體鉆孔,外噴焊雙層耐磨層,形成雙重復合結構,延長耐磨熱電偶的使用壽命。Its main functions are maintaining borehole gage, improving drill string stability and protecting lower drill string from excessive wear
其重要作用是保持鉆頭尺寸符合標準,提高鉆桿穩定性,避免鉆桿下部過于磨損。分享友人