模量制 的英文怎麼說
中文拼音 [móliángzhì]
模量制
英文
modularized system-
The practical issue of drum brake with oversized overall stroke was resolved by experiments, and it indicates that major effect factors of air chamber overall stroke, which are the drum - shoe clearance, the elastic modulus of lining, the torsion deflection of cam shaft
研究結果表明，氣室推桿總行程過大的主要影響因素為制動蹄與制動鼓之間的間隙、摩擦片的彈性模量、凸輪軸的扭轉變形。But additioinal sensors are needed for effective control, and hydraulic fluild bulk modulus is constantly regarded as a time - invariable coast hypothetically in nonlinear control method
但在非線性控制中，為了進行有效的控制，經常需要更多的傳感器，同時假設彈性模量為一個時不變參數。In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane
本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題，具體成果和創新點如下1 、根據流體力學理論，建立了螺旋槳推進器的動態模型，它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量，以電機施加轉矩為輸入，螺旋槳推力t和轉矩q為輸出。Taking a five - story frame structure as an example, the influence of the piston area, piston stroke, accumulator volume and oil elastic modulus on the systems control effect and energy transition efficiency are discussed in detail
詳細討論了四個主要參數的變化對振動控制效果和換能效果的影響，這些參數包括隔震換能系統的活塞面積，活塞最大行程，蓄能器體積和油液彈勝模量等。The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore
第一章回顧了孔結構在當今國內外的研究現狀，包括混凝土測孔方法的研究、孔結構模型的研究及孔結構與強度關系的研究現狀，介紹了孔結構研究方面的一些最重要的成果；第二章敘述了混凝土材料細觀結構的多尺度性及混凝土材料測孔技術的原理，並討論了水泥基多孔材料孔隙分析中常用的表徵參數，也說明了壓汞法測孔對研究結果的影響因素，指出了壓汞法在孔結構研究中的局限性；第三章是著重分析了孔隙率與強度關系模型的發展歷程，並對已有的模型進行了比較分析，指出了原有模型的不足之處；第四章在「綜合集成」的基礎上，提出了混凝土孔結構復合體模型和孔系統的物理模型，並模擬了該模型下由各單體並聯形成的復合體的斷裂過程，最後根據所建模型編制了相應的計算程序，可根據輸入的孔徑分佈與水泥含量等參數，實現混凝土理論強度的計算；第五章對第四章模型中出現的模型參數進行了相應的試驗數據對比分析，根據回歸分析的方法得到了反映基體強度特徵的k值，並從理論上探討了水泥含量、彈性模量和表面能的修正對混凝土強度計算產生的影響，檢驗模型的正確性；第六章是結論與展望，根據研究綜述了本文對孔結構的一些研究結論並對孔結構發展作了相應的展望。Then the judging method is proposed, and the proposed method can consider the stress history and viscosity shear strength of soft soil. in this paper, a fem program dpfbm1. 0 ( double plastic foundation beam method ( version 1. 0 ) ) is established. with this program, the influence of some parameters on foundation excavation is fully studied, the parameters include : compression modulus, cohesive strength, angle of internal ficiction, effective angle of internal friction, the embedded length of the wall and building load
針對當前國內外彈性地基梁法存在的缺陷，基於對軟土流變性的研究，採取了剪應力判斷彈塑性狀態，以改進和完善基坑工程彈性地基梁法，推導了彈性狀態下地基反力系數的近似解，提出了採用剪應力組合判斷土彈簧彈塑性狀態的方法，編制了相應的彈塑性共同變形法分析程序dpfbm1 . 0 （ doubleplasticfoundationbeammethod （ version1 . 0 ） ） ，並採用該程序分析了壓縮模量、粘聚力、內摩擦角等參數變化對基坑工程的影響。Based on the previous theoretical analysis, two practical projects of pile - raft foundation of high - rise building on soft ground are studied by using the software of pile - raft foundation interaction analysis program pogap. the choice of standing layer for pile, the rational compression modulus of soil under pile, the place of pile and the space between piles, and the reasonable thickness of plate are analyzed, some well - regulated conclusions can be achieved. an experiential equation for choosing the optimal thickness of plate is also given
根據以上分析，結合兩個軟弱地基上高層建築樁筏基礎的工程實例，利用浙江大學巖土工程研究所編制的pogap樁筏基礎共同作用分析軟體，就樁端持力層的選擇，樁端下臥層壓縮模量合理選值，樁位及樁間距的確定，筏板厚度的合理取值等問題展開分析，得出了一些規律性的結論，提出了筏板最佳板厚取值的經驗公式。The existed material fatigue performance test curves are dealt with and analyzed, and the non - dimensional stress - strain curve, tangent modulus factor curve and fatigue life curve are drawn based on the experiment data, and these three non - dimensional parameter curves are used to find the inherent rules that the test curves can be replaced each other to some extent. it can be concluded that if the common character and system error of these materials are found, the test curve of a certain material can be used for reference by another material. this is a simple approach about fatigue life estimate and is engineering practical
對已有的材料力學疲勞性能試驗曲線進行分析整理，利用試驗數據繪制了相對應力應變曲線、切線模量因子曲線和疲勞壽命曲線，利用這三種無量綱參數曲線發現了其中存在的規律性，即在某種程度上實驗曲線可以互相取代，並用試驗數據對此進行了討論，並由此推斷，如果找出材料彼此的共性或彼此之間的系統誤差就可以將一種材料的試驗曲線供其它材料參考使用，這是一種估算材料的疲勞壽命的簡便方法，對工程而言具有實用性。Based on the basic function of fea, the iterated formula of modulus of elasticity is deduced through mathematical method as deviation control rule
從有限元基本方程出發，採用最小二乘法作為誤差控制準則，推出彈性模量的迭代式。So the thesis, referring to the theories related to measuring credit risk abroad, combining them with the fact of switching process in china, has formed risk survey system model, which properly solves credit risk survey problem lying in off - trade assets under the demestic circumstances. that model is working in a sense and foresighting to a degree. we analyze risks in order to control them better. according to the reality of china and the need of development, the thesis recognizes that we must carry out comprehensive risk management, besides it lists the fundamental framework and indispensable elements of comprehensive risk management
作為商業銀行的風險的研究必須堅持定量和定性相結合，本文認為我國現階段商業銀行的風險主要是體制、政策造成的，是由各種政策性因素引起進而表現為巨大的信用風險，因而本文借鑒了國外有關測量信用風險的理論，結合中國的實際，形成了風險度量制模型，較好的解決了國內條件下非交易資產的信用風險度量問題，既具有一定的實用性，又具有較強的前瞻性。Because g24i ' s next generation solar technology is not silicon - based and because it can be manufactured at far lower costs, the potential size of the market for dssc is huge
由於g24技術公司下一代太陽能技術不是以硅作為基礎的並且能以很低的成本大量制備，染料敏化太陽能電池的潛在市場規模非常大。Because of its excellent properties, such as high strength, high module, wear resisting, and etc., sicp was added to ferroalloy as a reinforce phase. but the intrinsic difference between the bonds led to poor fabrication of the composites. in this paper, the effects of alloying, sintering, and heat - treatment on the properties and microstructures of sicp / ferroalloy - based composites were studied, : it was found that sic particles reacted with ferroalloy when sintered in 1100
碳化硅因其高強度、高模量、耐熱、耐磨等優良性能而被作為顆粒增強體來制備鐵基復合材料，但因其共價鍵與鐵基體的金屬鍵之間的本質區別導致兩者復合困難，本文擬從基體合金化、燒結及熱處理工藝等方面對鐵合金基復合材料組織與性能的影響進行考察，具體內容如下：加入fe - cu - c基體中的sicp顆粒， 1100燒結時就已經開始發生分解，但反應不強烈，在顆粒表面鍍鎳可以延緩基顆粒與基體之間的反應。Theoretical models were used to predict the effects of microcrack - density to effective tensile modulus of cf / ep laminates for long - term duration exposure for it difficult to get from tests. a uniaxial zero - expansion model was established based on the analysis of thermal stress and the coefficient of thermal expansion of the laminates
由於受到試驗周期的限制，對于長期暴露于空間環境中的層合板材料，其有效拉伸模量很難用試驗方法直接測量，本文採用理論模型進行分析。Test method for determination of the modulus of elasticity for rigid and semi - rigid plastic specimens by controlled rate of loading using three point bending
用三點彎曲法測定在裝載控制速度下剛性和半剛性塑料樣品彈性模量的方法Standard test method for determination of modulus of elasticity for rigid and semi - rigid plastic specimens by controlled rate of loading using three - point bending
用三點彎曲法測定在裝載控制速度下剛性和半剛性塑料樣品的彈性模量的標準試驗方法Concrete elastic modulus and concrete creep and shrinkage variety at different time are reckoned in by using time increment analysis method and concrete creep and shrinkage secondary force is calculated by using effective elastic modulus. bridge stability analysis program is developed on the base of structure matrix displacement method, the program adopts visual basic language, has friendly interface and visual data input windows. the buckling safety factor of currently finished structure is given as result
為計入混凝土彈性模量的變化及混凝土徐變收縮隨混凝土的齡期與外荷載加載時間不同而變化的影響，採用時間增量法對每個計算階段根據其階段內時步數進行循環，以計算時段內彈性應力、應變增量和徐變、收縮產生的應力應變增量，利用有效彈性模量法計算混凝土徐變收縮次內力，在此基礎上，結合結構矩陣位移法的基本理論編制開發了計入混凝土時效效應的高墩大跨徑橋梁穩定分析程序。Developing a software for the testing machine measuring and controlling system. the software can automatically switch control mode according to standard in the process of tensile testing and automatically judge constitutive mode of material. at the same time, it can automatically measure elastic modulus e, yield strength o s, proof strength, non - proportional extention o 0. 2, percentage extention 8, tensile strength o b, etc. it can applied in industry practice
在經典pid控制與模糊控制的基礎上，設計了模糊自適應pid控制應用於試驗機的應力、應變及位移控制； 3 、開發了一套完整的試驗機測控系統軟體，能在試樣拉伸過程中按標準自動切換控制方式並自動判別材料本構模式，能夠自動測定彈性模量e 、屈服限_ s 、條件屈服限_ （ 0 . 2 ） 、延伸率、強度限_ b等，應用於工程實際。With limited disturbances considered, sliding mode control is used to design the controller, which ensures the sliding mode to be exponentially converged and the sliding manifold to be reached in limited time from any initial states. and an adaptive law is designed for the unknown inertia matrix
使用魯棒性較強的滑模控制方法設計了控制律：滑動模態是指數收斂的；在有界干擾力矩存在時，任意初始狀態都可以在有限的時間內收斂到滑動平面；對于轉動慣量未知的情形，設計了自適應律，趨近模態是漸近收斂的。In the speed control system, because of the system ’ s low speed and high precision, incremental pid control algorithm is adopted. in the position control system, a dual mode control algorithm is designed, which can not only guarantee the rapidity in the position control, but also realize the small overshoot accurate positioning
在控制系統的設計中，針對本系統轉速低、精度高的特點，在速率控制系統中，採用增量式pid演算法;在位置控制系統中，設計了雙模控制器，以保證系統定位過程的快速性和小超調精確定位。To discuss farther the relation between compaction and deformability, moreover bring forward the reasonable method of roadbed compaction quality detection, the writer used the settlement data of the roadbed to validate father the correctness of the modulus value ; and demonstrated that it was not reasonable that the compactness is regarded as the only index representing compaction quality in the criterion, and demonstrated that the modulus of resilience is a credible index which represents compaction quality by contrasting the deformability of roadbed modes in the different compacted condition
為了進一步探討路基壓實與變形之間的關系，從而確定有效的路基壓實質量檢測方法，論文以昔格達填料路堤沉降監測資料為依據驗證了路基模量取值的正確性，通過不同壓實狀態下路基變形性的對比，論證了規范中僅以壓實度控制路基壓實質量存在弊端，提出了路基填築層模量是控制路基壓實質量的可靠指標。分享友人