裂開壓力 的英文怎麼說
中文拼音 [lièkāiyālì]
裂開壓力
英文
leak-off pressure-
In this paper, the mechanism and forming process of the cracks in view of the stress corrosion were analyzed accounting for the pressure vessels working in the atmosphere of wet hydrogen sul - phide, sodium hydroxide or liquidized ammonia
本文分析了壓力容器及設備在濕潤硫化氫、氫氧化鈉溶液和液氨介質中應力腐蝕開裂的機理和應力腐蝕開裂的過程。We established geological and mathematic model for the relief of overthrust fault and earned out simulation computation after selecting factors. the result is that pressure can be released when fault is open. but ft will take a long time for the formation pressure to be relieved to normal formation pressure
建立了逆掩斷層泄壓的地質模型和數學模型,選取參數后進行了模擬計算,結果表明逆掩斷層活動開啟釋放壓力,但要將地層壓力釋放到正常地層壓力需要時間較長,在斷裂活動時期不足以將圈閉中超壓釋放掉,這是庫車坳陷超壓能夠保存的另一主要原因。He ; yielding under the pressure of a complicated something, long dreaded and long vaguely foreseen and contended against, and recovering after the cloud had burst and passed, i should hope that the worst was over
他在某種復雜的東西的壓力之下崩潰了,他曾長期害怕過它,長期模糊地害怕過它,跟它斗爭過,直到烏雲裂開,而且消失,他又恢復了正常。This paper aims at the characteristics of thermal response of lpg vesse1 under high temperatue, conjoining the project of " study on transportation safety early - wdring system of lpg dangerous goods " supported by transportation departinen of china and the project of " mechanism study and numerical simulation of the explosion of lpg vessel " supported by science foundation of hubei province. the interdisciplinary research has been done among temperature field distribution of lpg vessel under flame surroundings, intensity calculation, crack propagation predication and mechanism of explosive accident, etc. three parts are analyzed and discussed
本文針對高溫環境下液化氣壓力容器的熱響應特性問題,結合交通部重點科技項目「液化氣體類危險品運輸安全預警系統的研究」和湖北省自然科學基金項目「液化氣容器爆炸機理研究及數值模擬」 ,對在火焰包圍下的液化氣壓力容器的溫度場分佈、強度計算、裂紋擴展預測以及爆炸事故機理等方面開展了多學科的交叉研究。Too much embankment of filled soil will result the destroy of road surface or instability of high - stack soil ; soil pressure at the top of culvert is the key parameter of culvert structure design, more or less of the parameter will result in economic waste or failure of structure
堤頂沉降過大,輕者破壞路面,重者路堤失穩,涵洞頂部土壓力是涵洞結構設計的控制指標,計算過大導致經濟浪費,過小導致涵洞開裂,影響其使用壽命。During the process of studying tectonic origin of gold - bearing breccia bodies in the shuangwang gold deposit, shanxi province, the author apply several modern tectonics theories, such as hydrofracturing, fluid dynamic breccia, tectonic pumping, deformation partitioning, embryonic fracture etc. the paper presents an kind of new model for the formation of hydrofracturing breccia - type metallotectonic, which is one of fracture - vein - breccia series metallotectonics concerning fluid, by deformation partitioning, embryonic fracture, hydrofracturing and rupture - healing
本文所探討的陜西雙王含金角礫巖體的構造成因研究運用了水力壓裂作用、流體動力角礫巖、流體泵吸作用、變形分解作用和雛形斷裂理論等幾個現代構造地質理論,提出了變形分解作用?雛形斷裂作用?水力壓裂作用?裂開愈合作用四位一體的水壓角礫巖型咸礦構造模型,是與流體動力作用有關的裂隙?脈?角礫巖系成礦構造的一種新的模式。The paper mainly discussed the reasons of stress from liquid ammonia pressure vessel causing crack through examing data and experimental results and analysing relevant referential documents and materials, taking 1200 ammonia vessel ' s crack and leaking in a certain fertilization company as an example : there existed remaining welding, stress in the equipment ; there existed a stress decaying surrounding, i. e., moisture 0. 2 %, and temperature > - 5 with o2 or co2 inside ; the higher the intensity of raw materials, more possible it was to have stress decaying crack
摘要以某化肥公司1200氨冷器殼體開裂泄漏的失效分析為例,通過對檢驗數據和結果及有關文獻資料的分析研究,探究了液氨介質壓力容器產生應力腐蝕裂紋的原因:設備中存在較高的焊接殘余應力;液氨介質具備應力腐蝕環境,即含水量0 . 2 % ,且有空氣( o2或co2 )污染(或摻入) ,使用溫度高於零下5 ;母材強度越高,應力腐蝕裂紋產生的傾向就越大。Stops up as the natural physics leaks the material, with theunidirectional pressure inclusion reagent and the high dehydrationblocking agent reasonable allocated proportion, suits the permeablestratum, the crack stratum large and middle scale cracks guardsagainst leaks stops up leaks, especially is suitable in petroleummining
作為天然物理堵漏材料,與單向壓力封閉劑和高失水堵漏劑合理配比,適合滲透性地層、裂縫性地層大中型裂縫的防漏堵漏,尤其適用石油開采中。Based on the experiment of full - sized cshb walls under lateral and vertical loads, initial crack - resisting stiffen formula was deduced by considering the influence of concrete beams, concrete core columns, structural columns, vertical pressure and window ( or door ). the results calculated from the formula were fit well with the experimental results. by the analysis of displacement at initial crazing, probability statistical mode and its parameters of relative displacement angle were presented
在介紹和總結本課題的室內足尺寸單片墻抗側力性能試驗的基礎上,考慮了圈樑、芯柱、構造柱和墻體正壓力、開門窗洞等因素對抗側剛度的影響,提出了綜合各種因素的初裂抗側剛度公式,與試驗結果具有很好的一致性;結合試驗的初裂位移分析,給出了層間相對位移角的概率統計模式及相應的統計參數,提出了小砌塊建築層間位移角的控制標準。Common test methods for insulating and sheathing materials of electric cables. part 3 : methods specific to pvc compounds. section one : pressure test at high temperature - test for resistance to cracking
電纜絕緣和護套材料通用試驗方法第3部分:聚氯乙烯混合料專用試驗方法第1節:高溫壓力試驗-抗開裂試驗According the field test of conduit with high embankment, this paper states the main cause of conduit damage is that the formula or the experience curves with a smaller earth. value of the top of conduit from calculation are used. in order to get rid of the damage the better means is that soft material paved on the top of conduit
涵洞(管)縱向開裂病害存在非常普遍,本文結合高填土涵洞現場測試,指出一些設計部門採用了計算值偏小的公式或經驗曲線計算涵洞頂的垂直土壓力,是病害產生的主要原因,較好的解決措施是在涵洞頂鋪填壓縮性大於填土的柔性材料,可以大大減小洞頂垂直土壓力。In this model the anisotropic constitutive models of concrete are introduced according to its different behaviors under compressive stress and tensile stress, and it is considered that a certain amount of rust product is carried away from the rust layer around the reinforcement and deposited within the open cracks after the cover cracked, which will reduce the expansive pressures
由於混凝土拉壓性能的不同,應用各向異性本構關系,並考慮保護層開裂以後,鋼筋的銹蝕產物會有部分滲透到裂縫中,降低銹蝕產物對保護層的膨脹壓力,對鋼筋銹蝕膨脹應力進行了計算。This paper main discussed the numerical simulative technique of the crack about reinforced concrete. and in this technique, the crack extending in some typical cases about the steel liner - reinforced concrete penstocks of the three gorges hydroelectric station is analyzed
本文主要探討了三峽水電站鋼襯鋼筋混凝土引水壓力管道的裂縫數值模擬技術,並用它分析了管道在幾種典型工況下的裂縫開展情況。With the help of this program, this paper does research on the moved backwards of the slide surface, lengthening the anchor section, the soil nail ' s total force, gets conclusion about relations between the soil nail ' s length and the slope ' s grade, height, soil ' s mechanical parameter ; relations between soil nail ' s total force and coulomb soil pressure. with the help of the large multiuse finite element program ansys, this paper analyzes the soil nailing in one - step ' s slopes, in two - steps " slopes, puts the emphasis on the axis force ' s distributing along the soil nail at each rows, the effect of both the excavating mode and the original slope figure to the axis force of the soil nail, the one another effect between the upper - step slope and the nether - step slope in the soil nail ' s axis force, gets conclusion about the design of soil nail at the first low, different slope body is the same with different excavating mode, the original slope figure has more effect to some than others because of the slope body, the reasonably design of the step width in two - steps slopes, the two - steps excavating and retaining has more virtue than the one - step ' s. through soil pressure analysis this paper does research on the differences and the links between the coulomb soil pressure theory and the rankin ' s, the vertical pressure at the slope surface when the slope surface is inclined and the retaining wall is rough, the soil pressure ' s distributing behind the panel, gets conclusion about the effect of both the slope body inner stability and the slope surface local stability to the soil pressure
通過分析比較,論證了對數螺旋線型比圓弧形作為邊坡的假設滑裂面具有較多的工程優點,並為此編制了一個採用極限平衡法分析土釘支護的fortran語言程序,以此作工具對滑裂面的后移、土釘錨固段的超長、土釘總力的大小等方面作了研究,得出了有關土釘的長度與邊坡的坡角、坡高、土體力學參數的關系、土釘總力與庫侖土壓力間的關系等結論;採用大型通用有限元數值分析程序ansys分別對採用土釘支護的一階邊坡、二階邊坡進行分析,重點是研究各排土釘的軸力分佈規律、開挖方式及原始邊坡形態對土釘的軸力的影響、上下階邊坡在土釘軸力方面的相互作用,得出了有關第一排土釘的設計問題、不同類型的土體應適用於特定的開挖方式、原始開挖出的邊坡形態對一些類型坡體的邊坡土釘支護有較大的影響而對另外一些影響不大、二階邊坡臺階寬度的合理確定、二階開挖及支護比一階時具有較多的工程優點等結論;通過土壓力分析對朗肯、庫侖兩種經典土壓力理論的區別與聯系、坡面傾斜及墻背有摩擦時的坡面豎向應力分佈、面板背土壓力的分佈形態作了研究,得出了邊坡支擋土壓力受坡體內部穩定與坡面局部穩定兩個方面的影響、土釘支護面板背土體中卸荷拱的存在對面板受力有利等結論。By way of comparing the results obtained from netting theory, compound theory, nonlinear fem and experimental test, the conclusion could be drawn that matrix crack damage surely existed in the cylinder part of structure. when the structure was subject to internal pressure up to 6. 8mpa, which was the maximum loading of hydrostatic test, the deformation of the global structure and stress and strain distributed in any parts of structure were obtained
通過對網格理論、復合理論和非線性有限元方法計算結果與試驗值之間的相互比較,可以看出:非線性有限元計算結果介於網格理論和復合理論之間,且有限元計算結果與復合理論結果更加接近,表明在水檢壓力下殼體筒段確實存在著基體開裂等損傷。Recently, the pressure pipes combination, the 3d bend pipes of cracking furnace - riser pipe down pipe series products has been manufactured
該中心研製開發的壓力管道組合管件裂解爐上升管下降管的三維彎管系列產品,已批量生產。In 2005, the pressure pipes combination, the 3d bend pipes of cracking furnace - riser pipe down pipe series products which co - developed by our company and equipment r d institution of zhejiang university has entered into computer simulation stage yet
2005年,公司與浙江大學設備研究所共同研製開發的壓力管道組合管件裂解爐上升管下降管的三維彎管系列產品,現以進入計算機模擬階段。Based on the request in 99 version of supervisory code and the example of stress corrosion crack appeared in the liquefied oil tank, the problem of the metal local corrosion involved in the design of pressure vessels was discussed in this article
本文結合99版「容規」的新要求,以液化石油氣儲罐所涉及的應力腐蝕開裂為例,討論了化工壓力容器設計中涉及的金屬局部腐蝕問題。The load - deflection curve, the load - strain curve, earth pressure and distribution of sub - grade contact pressure under concentrated load, moving load and load at the side of the coal unloading chute respectively are obtained and discussed ; the whole process from cracking to failure are studied
分別對其在集中荷載、移動荷載及堆載等作用下的側向土壓力、基底反力的分佈情況以及結構構件的荷載?應變規律、荷載?撓度變化規律和結構從開裂到破壞的全過程進行了試驗研究和理論分析。Abstract : in this paper, the characteristic of fracture development under gas explosion action is summerized, which is similar to the fracture development of structure under uniform distributed load. based on previous research, relative software is developed to simulate the dynamic procedure of fracture development. the fractal interpolation method is adopted and saves large amount of storage
文摘:燃氣爆炸災害下房屋裂縫開展的模式與受均布壓力破壞時的相同,在參照實驗所得混凝土裂縫的分形維數資料的基礎上編制了相應的軟體,利用分形插值的方法實現裂縫開展過程的模擬,模擬結果較好地反映了裂縫發展的真實情況,且較以往的模擬方法節約了大量存儲空間分享友人