端壓測孔 的英文怎麼說
中文拼音 [duānyācèkǒng]
端壓測孔
英文
lip-pressure hole-
With the retrospection of the developing course of the bored pile foundation and combining with my practical experience, the paper expatiates upon the design principle of percent of fit of the stone - fill grouted concrete and the main factors of the influence strength target, and the final pile technique introduction of the hollow pile of the stone - fill grouted concrete and the precast prestressed concrete ; baesd on the theory of slurry hydraulics, empirical calculation formulas of the radis and height of diffuse slurry are deduced in this paper ; it analyzes the test pile materials of the hollow pile foundation, such as luoyang yi river bridge and dangwang jian river bridge ; the new technique of the hollow pile, which provides the generalization and application with base materials, expounds its feasibilities, adaptabilities and economy
本文通過綜合分析國內外鉆孔樁基礎的發展歷程及研究現狀，重點討論了填石壓漿混凝土空心樁、預制預應力混凝土空心樁的成樁工藝、填石壓漿混凝土的配合比設計原理及影響強度指標的主要因素；根據泥漿水力學原理，導得了考慮各種因素的水泥漿液在預填骨料中的流動影響半徑和上升高度；結合河南省洛陽伊河大橋、黨灣澗河大橋工程實踐，討論了填石壓漿混凝土空心樁基礎的質量檢測方法及標準；並在此基礎上，深入分析了樁側、樁端承載能力，提出了填石壓漿混凝土空心樁的設計計算理論和方法。最後，論證了空心樁新工藝的可行性、適應性、經濟性，為大力推廣應用空心樁新技術提供了可靠的技術資料。In this section the author analyses the rules of the pile ultimate tip resistance and the shaft friction resistance distribution and their exertion of cast - in - place socketed piles instrumented with strainometers in soft muddy rock. the second aspect of the paper is the analysis on the current rock pile vertical bearing capacity in the four standards gb50007 - 2002, tb 10002. 5 - 99, jtj024 - 85 and jgj94 - 94, then the design method with correlated formula of socketed piles in xigeda - mudstone is given. at the end of this paper, based on the research of pressure grouting technique in recent years, and combined with in - site test result, this paper puts forward the design and calculation method to grouted pile in xigeda - mudstone and the principle of choosing grouting parameters, which provid es experiences for applying this technique and further studying
本論文結合省級科研項目「西攀高速公路昔格達組泥巖層中鉆孔樁提高承載力的研究」 ，所做的研究工作主要在以下三個方面：一是根據8根樁身內埋設量測元件試樁的單樁豎向靜載荷試驗資料，分析了各試驗樁特別是常規沖孔灌注嵌巖樁在昔格達泥巖中的軸向力、側摩阻和樁端阻力的分佈和發揮規律；二是在討論現行規范對嵌巖樁承載力的計算公式的基礎上，探討了在昔格達泥巖層中的沖孔灌注嵌巖樁的側摩阻和端阻的計算方法，並推薦了相應的計算公式；最後，在吸取近年來對灌注樁后注漿技術研究成果的基礎上，結合現場試驗研究結果，分析了該項技術在昔格達巖層中的應用效果，提出了相應的參數選取，從而為壓力灌漿技術的工程應用和進一步研究提供經驗，並為今後在該地層中合理選用樁型以及指導施工提供了依據。Thermocouple and thermal resistance in power station suit to measure temperature of electric generator groups and auxiliary machine correspond to 300000 and 600000 kilowatt, which can substitute one from import with many advantages as shock - proof, pressure - resistant, long in service, and convenience in maintain etc. the protective tube is processed in a special construction by deep - blind hole technology whose end not be welded to enhance the strength and prolong service life. thermocouple or thermal resistance
本公司生產的電站專用熱電偶阻，適用於我國30萬60萬千瓦等發電機組及輔機的測溫需要，產品安全可替代進口，具有防震耐壓使用壽命長，維修方便，保護管是採用深盲孔技術加工而成，端部不用焊接，提高了保護管的強度和使用壽命，鎧裝熱電偶熱電阻採用彈簧壓著式結構，在運行中保護管與鎧裝熱電偶熱電阻測量端始終保持著良好的接觸，抗震動，減少熱響應時間，鎧裝熱電偶測量端採用絕緣形式，能防止電磁干憂。In balancing valve upstream and downstream ends of the tube with a hole, used to measure the fluid through valves pressure reduction
在平衡閥的上游、下游端各裝一個測壓孔，用來測量流體通過閥門的壓降。Measured hole mass flows and a constant static pressure mixing analysis, together with the measured losses, allowed the decomposition of the losses into three distinct entropy generation mechanisms : loss generation within the hole, loss generation due to the mixing of the coolant with the mainstream, and change in secondary loss generation in the " blade passage
論文還進行了葉片冷卻孔質量流的測量與常靜壓氣流混合分析，結合前述氣動力損失和冷卻空氣損耗的測量結果表明，端壁氣膜冷卻的綜合損失明顯地由三個部分組成：葉片冷卻孔內產生的損失；由於冷卻空氣與主流熱空氣的混合產生的損失；二次流的變化產生的損失。分享友人