簡單加載 的英文怎麼說
中文拼音 [jiǎndānjiāzǎi]
簡單加載
英文
simple loading-
Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports
首先,在前人研究成果的基礎上,對錨桿與圍巖的相互作用機理進行研究,利用全長錨固錨桿的中性點理論,從等效均化的角度來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:最後,論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例,利用本文所述的接觸問題的摩擦模型理論,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test
然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個等優點。It is controlled by computer servo, motor - driven pole automatically standard key board input, test data can be memoryedtest report can be printed automaticallyeasy to operate
本試驗機採用計算機伺服控制系統,計算機控制操作的全過程,自動恆定加載,加載速度可調,絲桿採用電動升降;試驗數據自動儲存處理及試驗報告自動列印,可以聯網,而且操作簡單。It is controlled by computer servo, motor - driven pole automatically standard key board input, test data can be memoryed and test report can be printed automatically and easy to operate
本試驗機採用計算機伺服控制系統,計算機控制操作的全過程,自動恆定加載,加載速度可調,絲桿採用電動升降;試驗數據自動儲存處理及試驗報告自動列印,可以聯網,而且操作簡單。This test is based on homogeneous soil in foundation, and divided into two phases. the first is to stimulate the construction flow to excavate the pit ; the second phase is destructive test. because the pit is stable in the first phase and the research is point to the geometry shape of the failure surface, moreover, limited to the test condition, the effective surface force is applied to the pit
此次模擬試驗主要是針對簡單均質的基坑土層進行研究,試驗分為兩個階段,第一階段主要是以相似工況模擬基坑開挖,第二階段主要是破壞性試驗,即由於在第一階段基坑在開挖范圍內能夠自穩,為使基坑達到破壞狀態以研究滑面幾何形態,限於試驗條件,採用「等代面力」的方式施加超載。And gave priority to the eular - bernonulli beam model, the simply and convenient analytical resolution for the response of the pipelines under dynamical traffic loads through the impulse function and the congruence method of the vibration form and so on. during the analysis of the chanmical results of the pipelines, the randomicity of the output of the pipelines response was taken into accout. so the stochastic process method was applied to describe the probability characters of the pipelines response, which made the results truer, more veracious
本文採用eular - bernonulli梁模型和tomosimko梁模型對動力下kelvin粘彈性地基中管道固有振動性狀進行了分析,提出了各力學結果描述的解析式;並以eular - bernonulli梁模型為主,基於脈沖函數、振型迭加法等對管道在動力交通荷載作用下的管道響應問題提出簡單便捷的解析演算法;在管道受力結果的分析中,考慮管道響應輸出的隨機性,將管道響應用隨機過程來描述其概率特徵,使得結果描述更加真實準確。The beam - on - dynamic - winkler - foundation ( bdwf ) model was utilized to determine the lateral dynamic response of a pile with finite length in a viscoelastic soil. an analytical solution was obtained in the time domain for the vibration of a pile under a laterally cyclic force applied at the pile head. based on the solution, the transient response of the pile loaded by semi - sine force was acquired with superposition principle
首先,基於動力winkler模型( bdwf )對粘彈性地基中有限長樁的水平動力響應問題進行求解,得到了單樁在樁頂受水平簡諧荷載作用下的時域解析解,並在此基礎上通過疊加原理得到了半正弦激振條件下的瞬態解析解。A simple user interface for data loading
加載數據使用的簡單用戶介面Your download will not be encrypted. protocol obstrucation is to overcome isp blocking of emule download
簡單的說,我下載的文件內容會被加密,是這樣的嗎?The main purpose of this paper is to study crack growth rate of a class of nonlinear viscoelastic materials under the condition of constant load and small - strain. in this paper : the new test program is raised by referencing the existing test programs and by our trial and error ; in the new test program, facilities involved in the nonlinear viscoelastic crack tests are relatively few, the test process is relatively simple and the data obtained from the experiments are credible. on this basic, the calculation of j integral of nonlinear viscoelastic double cantilever beams specimens and the parameter of fracture work of corresponding nonlinear viscoelasticity are derived
具體成果包括: 1 、證實了雙懸臂梁試件用於非線性粘彈性裂紋擴展實驗研究的優點:雙懸臂梁試件在實驗中能觀測到的擴展過程持續時間比較長,在計算j積分時,計算方法簡單; 2 、得到了改性聚丙烯材料用於非線性粘彈性裂紋擴展實驗的兩種有效的試件構形和相應的試件尺寸;採用不斷改善夾具的方法使得加載穩定; 3 、經過連續四個多月的時間得到了一組有用的實驗數據; 4 、得到了裂紋長度與時間的關系、裂紋擴展速度與時間的關系、裂紋擴展速度與裂紋長度的關系。The machine case and base are built with steel plate joint structure, simple and compact
機殼與機座採用了平板鋼性連接的全承載機殼結構,使結構更加簡單,整機更加緊湊。All users can login and listen anytime and anywhere because we have got permission from the book owners. i would like to express my deepest thanks to our colleagues for their help and support
我們可以安坐家中或教員室就可以按鍵登入,使用方法十分簡單及快捷。此系統于昨年亦加入電子發聲書的下載和聆聽,好讓同學可以隨時隨地收聽。This paper discusses three slot - coupled microstrip antennas with high dielectric constants based on gps ( global positioning system ) receiving antenna. they are separately with slots of oblique, t shape, and l shape
本文以全球定位系統( globalpositioningsystem ,簡稱gps )接收機微帶天線單元為研究對象,探討了三種高介電常數縫隙加載正方形貼片的天線特性,分別是斜縫, t形縫和l形縫。Therefore, the solution to the hot - carrier degradation of mos circuits is obtained. the other hot - carrier immunity techniques such as
對抗熱載流子退化的mos器件lddnghtlydopeddrain )結構及柵氧化層加固技術也作了簡單的介紹。In chapter 5, the study is concentrated on the experimental study. the shift of the characteristics of cctm is observed while the coefficients of pid is applied. a group of ideal pid coefficients are acquired for later comparison the results produced by nn method
第五章,對水泥壓力試驗機工作過程進行簡單介紹,利用控制軟體對試驗機進行實際加載;觀察pid參數改變對實驗結果的影響,同時進行參數調整;最後得出一組調定好的較為合理的pid控制參數,令加載過程較為理想。Calculating and analyze the compression bending strength according to the method of reinforced co ncrete structure design code and " the modified simple superposition method ", the distribution of axial load is obtained, then, the influence of creep is considered and the formulation of distribution of axial load between reinforced concrete and steel is proposed. and steel is proposed
運用現行混凝土結構設計規范和改進后的簡單疊加方法分別計算試件的壓彎承載力,通過對比分析,推得了src柱的軸力分配,然後在考慮了徐變系數的影響后,對空腹式鋼骨混凝土柱軸壓比限值提出建議。The bearing spot contact and the friction carries on after the analysis, has carried on the simulation to the bearing work process, from simply established sigin ball two race model to the complex distinction the roller conveyer, the single ball four roller conveyers and the circular roller conveyer single ball four roller conveyer steel wire roller conveyer ball bearing finite element models, introduced the modelling method in detail, the restraint and the load infliction method
在點接觸和摩擦分析的基礎上,對軸承的工作過程進行了模擬,按由簡單到復雜的研究步驟,分別建立起了單球雙滾道,單球四滾道和圓環形滾道單球四滾道的鋼絲滾道球軸承有限元模型,解決了建模模擬過程中實體模型的建立,約束和載荷的施加等一系列問題。Compared with the traditional numerical method, the numerical manifold method need not calculate the released load on excavation face, need not prepare special element for unloaded material part ; simple mathematic grid can meet the arbitrary course of excavation ; so it is more convenient and effective ; at the same time, high - order manifold method has better precision for excavation
相對于傳統數值方法,數值流形方法在模擬開挖時不用計算開挖面上的釋放荷載,不用為卸除的材料部分準備專門的單元,簡單的數學網格可以適應任意的開挖過程,使其對開挖的模擬更加簡便和有效,同時高階的流形方法對開挖問題具有較高的求解精度。The simplest scenario for importing data in parallel is loading data into an unindexed table a
最簡單的數據并行導入方案是將數據加載到無索引的表中。Simple loading theorem
簡單加載定理分享友人