高應力區 的英文怎麼說
中文拼音 [gāoyīnglìqū]
高應力區
英文
region of high stress-
The high geotectonic stress at the construction region and the activity subsurface water will have important effects on construction and operation
隧洞施工穿越高地應力區，且施工區活躍的地下水對隧洞施工及日後的安全運行有著重要的影響。Abstract : this paper discribes the principle of rook acoustic emission techniques. some applications such as insitu rock stress measuring, locating high stress zone, predicting roof falling and evaluating rook stability are presented
文摘:論述了巖體聲發射技術的基本原理，介紹了其在采礦工程中的若干應用成果：地應力測量、高應力區圈定、冒頂預測預報、穩定性評價。7mpa / km in the center of the zone ( 6 ) in the hot dry rock geothermal energy extraction system, after the system start to operate, the normal stress of crack show the pronounced influence depending on the temperature ' s change in a month, there are a marked drop in temperature nearby the injection well, forming a lower stress area, with the heat extraction, the temperature ' s change even gradually, but the temperature descend quickly nearby the production well, forming a new lower stress area
（ 6 ）高溫巖體地熱開發中，裂縫面法向應力受溫度變化的顯著影響，在系統開始運行的一個月內，注入井附近區域其溫度降低較快，形成低應力區;隨開采時間的延長，其溫度變化逐漸平緩，而生產井附近區域溫度降低加快，逐漸形成新的低應力區。Further more, the fracture possibility is analyzed with fracture mechanics after the stress calculation of local high stress area around the bolt hole in shell flange and the measurement of fracture toughness of gray cast iron. the improving structure of bolts connected head and shell flange is brought forward
此外，在計算獲得缸體法蘭螺栓孔局部高應力區的應力水平后，由斷裂力學分析發生脆性斷裂的可能性，並提出烘缸缸體與缸蓋聯接結構的改進方案。Review on research of mining in high - stress deep zone
深部高應力區采礦研究綜述Water detection and release safely in high stress district of isolated island face
孤島高應力區內的安全探放水Research on prevention of rock burst in deep high - stress area of fankou deposit
凡口礦深部高應力區巖爆防治研究Gas comprehensive treatment of high gas and high - stress area in gaocheng coal mine
告成礦高瓦斯高應力區瓦斯綜合治理技術Practices on dynamic prevention and control of pressure bump in high stress zone of sanhejian mine
三河尖煤礦高應力區沖擊礦壓動態防治實踐The prevention and control of rock burst are of great significance for safely exploiting deep deposit in high - stress area
摘要巖爆的預防和控制對深部高應力區礦床的安全開采具有十分重要的意義。The ratio of the diameter of nozzle to the diameter of vessel has greater effect on the distribution area of high stress in plastic deformation stage
對于均處于塑性階段的結構而言，開孔率的大小對高應力區的分佈范圍影響較大。Moreover, the slip dislocations were generated in the direction of [ 110 ] and [ 112 ] on [ 111 ] plane, which were most possible for dislocations to slip
發現矽片中位錯與高應力區相對應，位錯的產生主要是熱應力作用的結果，並且位錯沿[ 110 ]和[ 112 ]易滑移方向產生。The results of numerical calculation show no stress concentration occurred, and the high stress regions are converted into the deep areas after applying coupling support scheme
計算機模擬結果顯示，巷道實施耦合支護方案后，應力集中程度減小，高應力區向深部圍巖轉移，支護系統可靠性明顯增強。( 5 ) conclusion was obtained by the analyzing and studying the mechanics environment of the rock mass and the landslide on right bank : according to the analysis, the present direction of the maximal principle stress was consistent with the present tectonic stress field, the value of the principle stress increased or reduced in special place, and there was tensile stress region at the 2000m or above it on the left bank, the accumulate and adjustment was very limited in 200 years, the calculated result of the landslide indicated that the landslide on the right bank was stable under the various conditions
（ 5 ）壩址區河谷巖體力學環境及右岸古滑坡體的穩定問題分析得出：河谷巖體應力場的分析顯示，河谷巖體中主應力的方向基本上與現今區域構造應力場的方向一致，在一些特殊地帶巖體的主應力值有所降低或增高，特別是在左岸的2000m高程附近及以上，存在有明顯張應力區。在未來200年流變計算時步范圍內，河谷巖體應力的積累與調整較為有限。同時對滑坡體各種工況條件下的穩定性計算結果表明，右岸古滑坡體在各種工況條件下是處于穩定狀態的。( 6 ) conclusion was obtained by the analyzing the mechanics environment and the stability of the lanslide on the right bank after the dam built : the value of the rock mass stress increased and the tensile stress region obviously reduced, the direction of the principal stress was unchangeable the dam and the landslide were stable under the dangerous condition ( the reservoir and at the same time the earthquake was viii ), but when the water lever suddenly fell and did not think of other force, safe factor evidently reduced, the dam and the landslide will be destroyed under the most dangerous condition ( the water lever suddenly fell and at the same time the earthquake was vi ) ; the stability of the landslide will be destroyed by the horizontal thrust under the most dangerous condition or ; the physical and mechanical parameter will be reduced due to long period filter, the landslide will be destroyed too
（ 6 ）建壩工程荷載條件下河谷巖體力學環境分析及右岸古滑坡體的穩定問題分析得出：建壩后河谷的巖體應力量值明顯增高，同時左岸的張應力區的范圍及量值明顯減小，主應力的方向依然與模型的底邊界垂直；大壩建成后逐漸蓄水階段以及同時考慮本區最強地震力的作用等各種不同的工況條件時，滑坡體及壩體總體上仍處于穩定狀態；水位驟降時，在未考慮其他外力作用的情況時，滑體的安全系數將顯著降低。若考慮水位驟降及本區最大地震力的共同作用，壩體將在滑坡體下滑推力的作用下產生破壞；建壩后水平推力對右岸古滑坡體穩定性的影響分析可以看出，在最危險的工況條件下，壩體及滑坡體也將處于臨界狀態；在長期滲透變形的作用下，由於滑帶的物理力學參數的降低而有可能導致壩體失穩破壞。Abstract : fatigue cracks in ship hull structures are most likely to occur in the highly stressed structural details. the conventional fatigue analysis is largely dependent on the determination of stress concentration factors ( scfs ) at the locations considered. this paper is concerned with the stress concentration of cutout in transverse web for longitudinal stiffener. a series of finite element models is carried out for the stress analysis of predefined structural details. the tabulated scfs of typical cutouts ( abs tanker rules ) in transverse web for longitudinal stiffeners are presented based on the finite element analysis ( fea ) results
文摘:疲勞裂紋往往發生在船舶結構的局部高應力區，而疲勞分析結果通常取決于任何準確確定結構的應力集中系數.本文研究為鋪設縱骨而在艙壁板上開孔的應力集中，採用有限元方法對預先給定的結構進行應力分析，基於有限元計算結果給出了艙壁板典型開孔（參見abs油船規范）的應力集中系數表The temperature and stress field of wagon wheel under the condition of long ramp way cycle braking in daqin line have been simulated by using fem and axial symmetry model results indicate that high stress area appears on the wheel web, and the strength of wheel meets the requirement of routine operation under current braking condition
摘要採用軸對稱模型和有限元方法，模擬了大秦線長大坡道循環制動條件下貨車車輪溫度和應力場，結果表明車輪高應力區出現在輻板上，現行制動條件下車輪強度滿足使用要求。In the process of loading, the stress around the junction linearly increases at first and then the range of the high stress area enlarges
在逐步加載過程中，加載前期相貫區周邊應力呈線性增長，一定程度後主要表現為高應力范圍的擴大。By comparing between the rectangular groove and curved groove, we find that two high stress area of rectangular groove o - ring occurs during the sealing period, and the wearing on the both inside and outside diameter surfaces ; the high stress area only happens at the part area of cone shaft, and the distribution of stress is more even than the former, and the wearing is on the inside diameter surface, the improvement of its distortions makes the service life of sealing lengthen
通過矩形槽和弧形槽的對比研究發現，矩形槽o形圈在密封過程中出現兩個高應力區，磨損發生在內徑、外徑兩個表面_匕，弧形槽o形圈的高應力區僅出現在牙爪軸鄰近的局部區域內，應力分佈較前者更為均勻，磨損進發生在內徑表面，其受力變形狀況的改善將使密封壽命進一步提高。A new method is necessary. in this paper, we employed the i - deas software to developed a 3 - d model and make a finite element analysis ( fea ) on slewing frames based on the nominal loads and geometry parameter of crane qtz63, aimed to find the principle of the area with high stress and big deformation and estimated the effect on the whole tower crane system
本文以qtz63塔機為研究對象，按設計提供的載荷及幾何參數，運用i - deas軟體先對回轉支承系統三維建模，再進行結構有限元分析，依據強度及變形結果，找出塔機各種工況下高應力區域、變形明顯部位出現的規律，並分析對塔機系統產生的影響。分享友人