法向壓力分佈 的英文怎麼說

中文拼音 [xiàngfēn]
法向壓力分佈 英文
normal pressure distribution
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • : 壓構詞成分。
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  1. 2 ) the structure elements should be laid out symmetrically and uniformly when designing steeve - arch structure, what ' s more, the reasonable selection of section geometric size near the arch foots of first beams is paid attention to and the arrangement difficulties of steel bar due to the big eccentric pressures 2, the analyses of anti - seismic features on transverse direction of the aqueduct l ) the method of adjusting the elements " mass can be harnessed in order to even the layout of seismic loads

    2 )設計吊桿式拱架支承結構時,各部構件應當均勻對稱布置。另外,還應注意頭道梁拱腳附近截面的尺寸擬定,克服地震內造成的大偏心受狀態給結構配筋設計增加的困難。 2 、橫槽抗震性能析1 )可利用調整構件質量的方,使得結構的某些構件的地震荷載均勻一些。
  2. In this paper, thermal evolution history of organic matter of the source rocks and hydrocarbon generation history have been researched by tti method, hydrocarbon migration direction and migration times were probed combining with the area structure development feature ; distribution pattern of the main reservoir intervals on lateral and longitudinal have been predicted by researching on development feature and control factors of the reservoir intervals, the actions of reservoir conditions in hydrocarbon accumulation and bearing also were probed combining with pore evolution feature ; the micro - pore feature of regional cap and direct seal in carboniferous - lower triassic in this area have been determined with micro - capillary pressure curve and intrusive mercury curve ; the prospecting districts have been pointed out combining with the hydro - geologic feature, the potential reservoirs were classified according to trap types in this area, the author attempt to evaluate on the hydrocarbon - bearing condition in the str ata of carboniferous ~ lower triassic from hydrocarbon generation and migration reservoir condition, reserved condition etc, and predict the reservoir types and hydrocarbon - bearing patterns combining with the structure evolution. based on above, the author point out that the central block of chenghu - tuditang synclinorium and the southern block of dangyang synclinorium are the advantageous regions for exploration

    本文用tti方研究了烴源巖有機質的熱演化史和油氣生成史,並結合區內構造發育特徵,探討油氣在區域上的運移方和在時間上的運移期次;通過對儲集層段的發育特徵和控制因素的研究,預測了本區主要的儲集層段在橫上和縱上的規律,並結合孔隙演化特徵,探討儲集條件在油氣聚集成藏中的作用;利用微毛細管曲線,對石炭系?下三疊統的區域蓋層和直接蓋層的微孔隙特徵進行了定量評價,並結合水文地質特徵,指出有利於油氣保存的地區;根據區內存在的各種圈閉類型,對可能存在的油氣藏進行了類,並試圖從油氣的生成與運移、儲集條件、保存條件等方面,動態地綜合評價石炭系?下三疊統油氣成藏條件,並結合構造演化特徵,預測其油氣藏類型和成藏模式。
  3. Some beneficial results of the csnw ' s behaviors are gotten. main research contents as follows : ( 1 ) the four destruction models and respective stability analysis methods are discribed in this paper, whose working mechnism and calculating methods are given. in addition, some defects of every method are also discussed ; ( 2 ) on the basis of traditional active soil pressure method and expirical siol pressure method, the calculating model of the laternal earth pressure which is a tetragon with the largest value in the center side is addressed

    主要工作如下: ( 1 )本文給出了復合土釘墻的穩定性析方,該方介紹了復合土釘墻的四種破壞類型,析了每種破壞類型的受機理,並給出了相應的計算方和計算方中的一些不足; ( 2 )在傳統的主動土和經驗土的基礎上,建立了土釘墻中間大、上下小的四邊形狀的側的計算模式。
  4. According to the moving characteristics of tracklayer, when the vehicle is on ramp and the ground ' s vertical pressure is linear, the calculating formulas of relationship between the deviation of the instantaneous steering center, the position of vehicle ' s gravity, steering radius, moving velocity, moving acceleration, and vehicle ' s orientation, were obtained by the theory and method of vector analysis in mathematics and mechanics

    摘要根據履帶式車輛的運動特點,運用數學中矢量析理論和方,推導了接地比為線性時履帶式車輛在斜坡上轉時,瞬時轉中心偏移量與車輛重心位置、轉半徑、行進速度、加速度、車輛方位相互關系的計算公式。
  5. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對高水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下旋流式豎井中的水流運動特徵進行了比較全面的測量,包括空腔形態、徑流速及井壁強等;二、提出了豎井空腔段螺旋水流水計算方,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋流式豎井的消能機理進行了探討,對豎井各部的消能能有了總體認識;四、對豎井下部消井的合理井深進行了優化試驗研究,發現消井合理深度為0 . 9d左右;五、通過試驗研究,歸納出豎井水流總摻氣量估算方,為導流洞排氣方案的設計提供了參考依據;六、在高水頭、大流量條件下,豎井空腔段下部流速很高,盡管水流螺旋運動引起的離心可以確保井壁強保持正,但空化數依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。
  6. Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied

    本文針對電站風機性能監測系統研究較少的現狀,在實驗的基礎上析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響,並在此基礎上採用無節流方測量流量,以風機調節性能曲線為依據,建立了基於徑基函數( rbf )神經網路的風機流量全程監測模型;以實驗室4 - 73no . 8d離心風機為研究對象,探討了rbf神經網路差模型在變轉速、變導流器開度和變管網阻等工況下的應用精度和誤差規律;最後用visualc + +語言開發了風機性能在線監測系統。
  7. The experimental tests were conducted to obtain the probabilistic statistic distribution of design variables of cfrp wound pressure vessels ( such as elastic constants, strength of lamina, winding technology parameters and the geometric sizes ). and a goodness of fit test using the kolmogorov - smirnov method was used to get the best probabilistic distribution of design random variables

    對cfrp纏繞容器各重要設計變量(單板彈性常數及其強度、容器纏繞工藝參數及幾何尺寸)的隨機統計特徵進行了試驗研究,並根據kolmogorov - smirnov檢驗,獲得各設計隨機變量的最優概率統計
  8. In the hogging condition, double bottom and the side shell remain the ultimate bucking strength, deck and upperwing tank remain the yield stress, and the other parts keep elasticity. then the key to calculate the ultimate strength of ship hull girders is to ascertain the ultimate bucking strength of the stiffened panels. in this regard, the developed formulation is designed to be more sophisticated than previous simplified theoretical method for calculating the ultimate strength of stiffened panels under combined in - plane bending and lateral pressure. fabricatio n - related initial imperfections ( initial deflections and residual stresses ) are included in the panel ultimate strength calculation as parameters of influence. all possible collapse modes involed in collapse of stiffened panels, including overall buckling collapse, column or beam - column type collapse, tripping of stiffeners and local bukling of stiffened web are considered

    確定了船體梁整體破壞時的剖面應之後,關鍵在於確定板架的極限屈曲強度。本文充考慮了在縱彎曲、橫作用下加筋板可能發生的幾種破壞模式,即板架的整體屈曲破壞、樑柱形式的破壞、筋的側傾、腹板的屈曲並同時考慮了初始焊接殘余應、初撓度的影響,使其更精確的計算加筋板的屈曲強度。對于加筋板中加強筋腹板的局部屈曲,採用解析推導出筋的腹板的撓度方程及其邊界條件,求解相應的方程,從而計算出腹板的局部屈曲應
  9. ( 2 ) respectively by elastic theory analyses and methods of structural mechanics, transverse static analytical equations for flexible pipeline rigid pipeline are established whose outcomes are applied in numerical example to compare those with that by finite element method. ( 3 ) considering interaction of filled soil, pipeline and foundation, with an eye to non - linear soil model, in view of the initial geo - stress field and the effects of interface between soil and pipeline, and by finite element method the calculational model and method are built for transverse stress in pipeline. then, by the great finite element analytical software ansys, those outcomes are applied in calculation example of positive buried pipe to educe the distribution of circumjacent soil pressure and stresses on cross section and to compare it with that calculated by conventional ways before those outcomes are applied in engineering case of positive buried pipe with flexible filled materials to confirm distribution of soil pressures after the measure for reduction and to compare it with measurements. as a result, the model set up in this paper is proved to be applicable after all above - mentioned analyses

    本文基於彈性理論和有限元原理與方析了上埋式地下管道橫學計算方和性狀並探討了上埋式地下管道的減荷等問題: ( 1 )在析現有幾種典型的管道垂直土計算方的基礎上,探討了影響垂直土的主要因素以及改進的方; ( 2 )別通過彈性理論和結構學的方,建立了地下管道柔性圓環和剛性管涵的橫計算方程,並應用在算例中,把所得結果和有限元方所得結果進行對比析; ( 3 )考慮填土、管道和基礎的共同作用、土體的非線性特性、初始應場以及土體和管道的接觸面因素的影響,利用有限元的思路,建立了地下管道橫學有限元計算模型和方,並且採用大型有限元析軟體ansys ,針對上埋式管道工程算例,得出了管周土以及管道橫截面應狀況和規律,並和理論值進行對比;針對施加柔性填料的上埋式管道工程實例,得出了減荷后的土,並和實測值進行了對比。
  10. Abstract : yanchang series is a typical low permeability reservoir, and its favourable sandstone reservoir is delta facies. heavy compaction, cementation and heterogeneity exist in it. according to the analysis of the main control factors of forming the secondary pore, it is held that the secondary pore in longdong area is controlled by both favorable facies belt and abnormal formation pressure. it is also held that the formation of the abnormal formation pressure is due to the dewatering of the clay mineral during diagenesis because the dewatering time is identical with the decarboxylation time of organism. organic acid and co2 are driven to adjacent favorable reservoirs under the abnormal formation pressure, and a lot of secondary pore is produced in the runners. from the present exploration result, it is useful to predicting the development of secondary pore to study the distribution of abnormal formation pressure

    文摘:陜甘寧盆地三疊系延長統是國內外典型的低滲特低滲油田,儲集層主要為三角洲砂體,實作用和膠結作用強烈,儲層非均質性非常嚴重,因此預測次生孔隙發育帶是尋找油氣聚集帶的關鍵.通過對陜甘寧盆地隴東地區延長統次生孔隙形成的主控因素析,認為陜甘寧盆地延長統次生孔隙的形成除了受沉積有利相帶控制外,還與地層異常的作用密切相關.研究認為隴東地區異常的形成機理主要由於成巖過程中粘土礦物脫水作用.粘土礦物大量脫水時間正好與有機質脫羧期相一致,從而在異常作用下將生油巖中的大量有機酸及co2帶到與之相鄰的儲集層中,並沿著有利儲集相帶運移,在酸性水經過的地方形成大量的次生孔隙,為後期油氣運聚提供有利通道及宿住空間,從現今的勘探結果來看,通過研究地層異常縱橫特徵,並結合有利相帶研究預測次生孔隙育良帶是行之有效的方
  11. Yanchang series is a typical low permeability reservoir, and its favourable sandstone reservoir is delta facies. heavy compaction, cementation and heterogeneity exist in it. according to the analysis of the main control factors of forming the secondary pore, it is held that the secondary pore in longdong area is controlled by both favorable facies belt and abnormal formation pressure. it is also held that the formation of the abnormal formation pressure is due to the dewatering of the clay mineral during diagenesis because the dewatering time is identical with the decarboxylation time of organism. organic acid and co2 are driven to adjacent favorable reservoirs under the abnormal formation pressure, and a lot of secondary pore is produced in the runners. from the present exploration result, it is useful to predicting the development of secondary pore to study the distribution of abnormal formation pressure

    陜甘寧盆地三疊系延長統是國內外典型的低滲特低滲油田,儲集層主要為三角洲砂體,實作用和膠結作用強烈,儲層非均質性非常嚴重,因此預測次生孔隙發育帶是尋找油氣聚集帶的關鍵.通過對陜甘寧盆地隴東地區延長統次生孔隙形成的主控因素析,認為陜甘寧盆地延長統次生孔隙的形成除了受沉積有利相帶控制外,還與地層異常的作用密切相關.研究認為隴東地區異常的形成機理主要由於成巖過程中粘土礦物脫水作用.粘土礦物大量脫水時間正好與有機質脫羧期相一致,從而在異常作用下將生油巖中的大量有機酸及co2帶到與之相鄰的儲集層中,並沿著有利儲集相帶運移,在酸性水經過的地方形成大量的次生孔隙,為後期油氣運聚提供有利通道及宿住空間,從現今的勘探結果來看,通過研究地層異常縱橫特徵,並結合有利相帶研究預測次生孔隙育良帶是行之有效的方
  12. 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靜載荷試驗資料,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、側摩阻和樁端阻和發揮規律;二是在討論現行規范對嵌巖樁承載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,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,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。
  13. The flow equations are solved using finite difference technique. using body - fitted curvilinear coordinate system treated the boundary conditions. by iteratively solving the flow governing equation and the blade equation, the design of axial flow pump impeller in the quasi - three - dimensional rotational flow can be performed according to the angular momentum distribution, the blade which was designed in the lifting method, flow channel and the blade thickness given

    其次在流動無粘性、不可及考慮葉片厚度的條件下,依據葉輪內的流動特性,推導了葉輪內三維流動周平均流動控制方程以及葉片方程;在貼體坐標系中,採用有限差求解流動方程和葉片方程;在採用升設計出的葉片作為初始葉片、給定葉片速度矩、葉片厚度和葉輪軸面流道幾何形狀條件下,迭代求解流動控制方程及葉片方程,實現了軸流泵葉輪的準三維方設計。
  14. Proceeding with the support " s force condition is analysed in the static and revolve state, the stress distributions in the contact areas of support and roller are researched by way of hertz theory, the tow - dimensional elastic movement of the contact area is studied by contact mechanics, and the formula and curve of movement regulation are deduced

    從回轉窯靜止與運轉時支承的受情況析著手,依據赫茲接觸理論對托輪與滾圈接觸區的進行了析,並用接觸學方研究了接觸區的二維彈性滑動,推導出回轉窯軸下滑計算公式,從而得出回轉窯軸下滑特性曲線。
  15. 4. combined with the design of the three gorges prestressed concrete penstock with steel liner in the three gorges power. station, the consistence among the results of theory calculating, the analysis of plane finite element and three dimensional finite element is proved, the concrete stress distributions of the prestressed concrete penstock are analyzed with different steel liner thicknesses, different crack resistances, different concrete thicknesses and different initial radial gaps between steel liner and concrete. the feasibility of the design method of prestressed concrete penstock with steel liner is proved

    結合三峽電站鋼襯預應混凝土聯合受管道的設計方案選擇及論證析,對比析了鋼襯預應混凝土管道理論計算、平面有限元和管壩整體三維有限元析結果的一致性,確定了管道結構在不同鋼襯厚度、不同抗裂度要求、不同外包混凝土厚度及不同鋼襯與管壁混凝土間初始徑間隙等因素影響下的內規律,驗證了鋼襯預應混凝土管道的設計方
  16. By means of similar simulation, lateral abutment pressure distribution and concentration degree which at the face of the upper coal, the distance between peak stress and coal surface, the influence circle of abutment pressure, and the transfer and weakening of concentrated pressure at the bottom side are analyzed on actual geology data in pingdingshan 8th mine f15 and f ( subscript 16 - 17 )

    摘要採用相似模擬的方,以平頂山八礦己二采區己15和己(下標16 - 17 )煤層實際地質資料為基礎,析了近距離煤層上煤層開采時,在上煤層采場兩側的支承及集中程度、峰值距煤壁的距離、支承的影響范圍;一定范圍內底板中集中應的傳遞及漸衰減特徵。
  17. The stress and working pressure on teeth of the staged nut in screw presses has been studied by fem method which proves that using staged nut in screw presses is helpful for improving the non - uniform distribution of stress and working pressure on the teeth and extending the working life of the screw

    摘要採用了有限元對滑動螺旋機的階梯式螺母進行了受析,研究了螺母螺牙應及螺牙工作面的接觸,並將階梯式螺母與普通螺母進行對比,認為螺旋機中使用階梯式螺母有利於改善螺牙牙根應不均和螺牙工作面的接觸不均的情況,從而提高螺旋工作壽命。
  18. 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、土體學參數的關系、土釘總與庫侖土間的關系等結論;採用大型通用有限元數值析程序ansys別對採用土釘支護的一階邊坡、二階邊坡進行析,重點是研究各排土釘的軸規律、開挖方式及原始邊坡形態對土釘的軸的影響、上下階邊坡在土釘軸方面的相互作用,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;通過土析對朗肯、庫侖兩種經典土理論的區別與聯系、坡面傾斜及墻背有摩擦時的坡面豎、面板背土形態作了研究,得出了邊坡支擋土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有利等結論。
  19. Based on the reynolds " lubrication approximation, and utilizing the small parameter method, the velocity and the pressure equations for two spheres translating normally and tangentially with an interstitial second - order fluid are derived for modeling wet granular assembles using the discrete element method. as a result, analytical solution for the tangential force and the torque were obtained

    採用reynolds潤滑理論和小參數等研究了存在填隙二階流體時兩球及切運動時的運動,位移及規律,從而求出擠或切、阻矩的解析解。
  20. 4. dicussing soil pressure ( supposed as p ) and level displacement ( supposed as s ) in condition that consideration time performance, the relation is p = ae, when the defomation of wall has evidently effect on the soil pressure. 5. the deformation of wall ( supposed as sw ) leads to soil layer sedimentation ( supposed as pw ), the research find pw = 1. 22sw 6. the artifical neural networks has vast and applied foreground in the information construcion of deep foundation excluding the accidental factor

    4 、探討了考慮時間效應的土和位移關系曲線,認為在當墻體的變形對土產生明顯影響時,二者間的關系可用一指數函數來表達: p = ae ~ ( ( / s ) ) 5 、墻體側變形,導致墻後土體產生沉降,在本次研究中,排除掉基坑降水施工因素的影響,由墻體變形導致的墻後土體沉降,二者具有p _ w = 1 . 22s _ w關系; 6 、將基於時間窗口滾動多步神經網路預測方和應用於深基坑工程墻體變形的預測工作,具有較高的預測精度,該方在巖土工程變形預測方中具有廣泛的應用前景。
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