載重量系數 的英文怎麼說

中文拼音 [zǎizhòngliángshǔ]
載重量系數 英文
coefficient of deadweight
  • : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 數副詞(屢次) frequently; repeatedly
  • 載重量 : bearing value
  • 載重 : load; carrying capacity
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. Choose two nodes on the edge of the structural to compare the results calculating by the finite element program midas, then we can draw a conclusion that these kinds of space truss systems is sensitive to the libration of the dynamic wind loads. to consider this factor is very necessary in the process of design, we will use the pulsant augmentation coefficient to realize it

    比較靜力風荷和動力風荷作用下的有限元軟體的計算結果,選取結構邊緣部分的兩個節點,對比它們在兩種方法計算下的最大位移的計算結果。經過比較可以看出輕、頻率低、阻尼小的柔性建築物對風荷的橫向振動是很敏感的,在進行工程設計時應該考慮這種因素,並可採用乘以風振等相應方法來加以體現。
  2. Besides, this paper adopts the random finite element method, uses geometric and physical mechanical parameters that are relevant to lining weight of surrounding rock, coefficient of lateral pressure, height or buried depth of vertical loading, elastic resistance coefficients of surrounding rock, elastic modulus of support structure, unit weight of concrete, thickness of the structure as well as torsional strength and compression strength of concrete and etc., as random variables, applies the monte - carlo method to sampling by computer, preliminarily evaluates the reliability of bearing capacity and stability of molded concrete lining of the xuefeng mountain tunnel, and obtains the related displacement of the lining, mean value and variance of internal force, and computed the reliability index of lining structures

    此外,本文採用隨機有限元方法,將圍巖容、側壓力、垂直荷高度或埋深、圍巖的彈性抗力、支護結構的彈性模、混凝土容、結構的厚度以及混凝土的抗扭與抗壓強度等與襯砌結構有關的幾何與物理力學參作為隨機變,應用蒙特卡洛理論進行計算機隨機取樣,對雪峰山隧道模注混凝土襯砌的承力與穩定性的可靠度進行了初步評估,得出了襯砌的相關位移與內力的均值和方差,並計算出了相應的襯砌結構可靠指標。
  3. Theoretical analysis and computer simulation studies show that performance comparable to that of electro - control active damping suspension systems can be achieved with the hydraulic network model which can self - adaptingly adjust the damping of suspension to realize the optimal control by virtue of response of vehicle. in chapter 5, the effects of time - variant factors in the new active damping suspension system on reduction are investigated

    第五章研究了主動阻尼統中的時變因對減振統的減振效果的影響(包括路況、車速、阻尼油的粘度隨油溫變化而引起的變化,油液的彈性模等) ,並分析了模型簡化時一些被忽略的非線性因統性能的影響。
  4. Circulation for transferring record then, based on the above limitations, this paper proposes a dynamic load balancing method. through the simulation of the change over time of the traffic of customer data, it draws a comparison in the deviation of the change over time of the traffic in a certain sdm ( service data module ) with respect to that of the average traffic of all modules between old method and new method. the load imbalance ratio, the number of records transferred per unit time and the reduction of number of modules are evaluated

    本論文針對上述兩個問題,提出一種改進的負平衡方法,通過對用戶據流隨時間變化的模擬,比較了記錄遷移方法改進前後每一模塊的流變化與所有模塊平均流變化的趨近程度,同時還對幾個要參:模塊縮減率、負不平衡比和單位時間內記錄遷移,它們之間的關進行討論,得出改進后的記錄遷移方法能夠達到動態平衡負的效果。
  5. The safety of the running train is an important subject in railway vehicle system dynamics. the condition of derailment and indices of vehicle are important parameters that are defined for safety evaluation of the running train. according to the running condition of vehicle, the paper discusses derailment safety of vehicle in four respects : the coefficient of derailment for a single wheel, the coefficient of derailment for wheel - set, the derailment condition caused by wheel load reduction, relation between the coefficient of derailment and the rate of wheel load reduction. factors affecting the indices are systematically investigated. suitable conditions of derailment of vehicle are given. the results show that h / p1 can be used to evaluate the derailment safety, inwhich h is a force acting on wheel - set in the direction of lateral and p1 is a force acting on the derailment wheel in the direction of vertical

    車輛脫軌條件和評定指標是衡車輛安全運行的要指標.根據車輛運行狀態,從單輪脫軌條件和評定指標、輪對脫軌條件和評定指標、由輪引起脫軌的條件、脫軌與輪壓減少率的關等4個方面對車輛的脫軌安全度進行了探討,分析了影響車輛脫軌的因素,並指出車輛脫軌評定條件的適用情況.結果表明,採用作用於輪對的側向力h與作用於脫軌側車輪的垂直力p1之比檢算車輛的脫軌安全度較為合理
  6. First of all, i summarize the forecast model category and estimate each model in detail, then, i adopt different model to forecast demand, supply, bdi of bulk shipping market. as to demand forecast, i mainly focus on the imitating precision of primitive data, adopt grey forecast model, self - suited filter model separately, and then compose these models as a better one. as to supply forecast, i use econometrics model to describe the complicated relationship of demand, supply, bdi, gnp etc. as to bdi, i try to draw into market integrated factor, describe the relationship of bdi, supply, capacity, speed, rate of oil, navigating capital etc. then finally, i make afterwards evaluation of these models and then analyze future bulk shipping market in detail

    對于需求預測,著考慮對原始據的擬合精度,經過模型比較優選論證,分別採用了灰色一階模型,改進的灰色二階、自適應過濾預測的加權組合模型,得到了相當高的擬合精度;對于供給預測,運用計經濟模型對供給、需求、運價、 gnp 、進出口貿易額等多變之間復雜的相互關進行動態模擬,定的反映出各變之間的因果關;對于運價預測,嘗試引入市場綜合因概念,化繁為簡,通過描述運價與運力供給、噸、油耗、航速、燃油價格、航行成本等等諸多因素的關來進行預測。
  7. This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails. this monitoring system is a non destructive testing system, which adopts avr mcu and high - precise time chip processing as the core of it, and adopts the critically refracted longitudinal wave as the object of measuring. my studying focuses on the theory of the monitoring system, which will be listed in this arctile : according to the snell theory, the theory of motivating of critically refracted longitudinal wave is described in details, and the finite element software is used to emulate the propagating course. the formulas of calculating the pts of swr are taken from the acoustoelasticity theory, and the calculating the parameters is introduced. according to assemble materials, three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described, which are measuring the sound - time in changeless distance, ultrasonic critical - angle refractomery and frequency spectrum, the first way of ways is used in this experiment system. the factors, which effect the monitoring system, are assaid in some degree based

    本文的研究工作點在無縫焊接鋼軌溫度應力測統的理論模塊,包括根據snell原理,研究極限折射縱波的激發機理,並使用有限元軟體ansys進行模擬;根據聲彈性理論以及公式推導出計算無縫焊接鋼軌中的溫度應力的公式,並對其中參的求解方法進行介紹;根據收集的資料,介紹了三種使用極限折射縱波測無縫焊接鋼軌溫度應力的方法,即固定距離測聲時法、臨界角折射法和頻譜分析法,本實驗統使用的是第一種;根據實驗經驗以及相關資料,分析了影響極限折射縱波測溫度應力的幾個因素,並提出了相應的解決方法;根據實驗統的需要,獨立設計並加工出相關配套的實驗設備,包括實驗鋼塊、有機玻璃楔塊、固定件、荷外框裝置等。
  8. The automatic metering system for 33 - 07 trucks can accurately make automatic metering and recording of mine - used truck hauling data such as run number, load, time etc. under various complicate and deteriorative operational environment conditions so as to realize the automation and computerization of the metering of mine - used truck hauling and meet the requirements of the truck hauling management in open - pit mine operation. as a result, it is of high popularization value

    07汽車自動計統能夠在礦用汽車各種復雜、惡劣的作業環境條件下對汽車運輸作業的車次、、時間等據進行準確自動計和記錄,實現了礦用汽車運輸作業計的自動化和計算機化,滿足了露天礦山生產汽車運輸管理工作的需要,具有較高的推廣應用價值。
  9. Now, there are four evaluation methods in this field, every method has its advantages and shortages and most of them are established based on highway. high weight communication, great loads channelized traffic and high speed is the expressway ' s feature, there is great difference in the development law between highway and expressway. we will get some unfitness result by using those evaluation methods to evaluate expressway

    目前國內外常用的四類路面使用性能評價方法中回歸法評價結果與實測據相關性不太理想,統分析法客觀性不強,灰色理論法存在一定的主觀經驗性,其它一些方法還處于研究階段;而且這些方法都是基於普通公路建立,高速公路具有交通大、汽車軸、交通渠化和行車速度高等特點,路面使用性能的特點和發展變化規律與普通公路存在較大差異。
  10. Concrete filled steel tube ( cfst ) arch bridge is a new type of bridge which is widely applied in china recently, and it is a relatively ideal structural form for long span arch bridge. with the background of the practice of liantuo bridge, in the view of point of feasible in technology and reasonable in economy, the key techniques and difficulties in the construction of cfst arch bridge are analyzed and discussed in the thesis. the disadvantages in the current design and construction and the improvement method are also indicated

    本文以蓮沱特大橋工程實踐為背景,以主拱施工研究為主線,對鋼管混凝土拱橋難點施工工藝,從技術上可行、經濟上合理的角度出發,詳細的進行了分析闡述,並指出了設計施工中存在的不足和今後需改進的方向;通過對鋼管混凝土拱橋施工過程中內力的計算,確定了拱肋施工最不利荷工況下加、壓順序和張拉臨時預應力束等一列施工措施,並將計算結果與現場監測觀測據進行了比較分析,為今後進一步研究這類結構提供了參考。
  11. The data is processed to obtain parameters required to model the system and then the system is realized on computer. now the position and load of the car of interest can be ready to be used. during the research, two methods are employed : neural network and attribute theory

    然後,對採集到的信號,進行據分析、處理,並通過在對橋式起機的整個狀態監測過程中,進行統建模,並使得整個模型在計算機上實現,從而能夠及時得到小車的位置和荷的
  12. Statistically, it makes a quantitive analysis on the evolvement of the country economic structure in xi ' an city, the economic benefit of the changes in industry structure, the effect on labor resource collacation in industry structure and the effect of the increasing income of countrymen in industry structure changes, which discloses a rule of the industry structure evolvement in country. the putting forward of the non - agriculture industry in country, especially the rapid increase in country industry will promote the rise of the country industry level for a long term. the country industry structure influences a lot the increase of the farmer ' s income which is also affected by agriculture structure and planting structure, but less. the non - agriculture industry plays a main role in the increase of farmer ' s income. for the low level of the townlization and industrialization, developing industry, construction and commercial in country is very feasible to resolve the problem of spare labors in country. it is strengthening labors transferring and reducing the modulus of labor over the infield that farmers income could be kept increasing. after a theoretical analysis and twenty years practise in the regulation of country economy structure after the reform and opening policy in xi ' an, a new thought of regulating country economy structure in xi ' an is put forward that a strategic regulation must be taken in country economy structure and the agriculture structure must be optimized. moreover, an expanding agriculture must be developed and transfer the spare labors in country effectively. so the government function during the regulation of country economy structure is transferred to : the first one, making the stress policy in the regulation of country industry structure. 2ndly, strengthening the force in regulating country industry structure ; 3rdly, making a plan on the regulation of country industry structure ; 4th promoting the optimizition and upgree of industry relying on sci - tech progress ; 5th enhancing the townlization and optimizing the country industry structure ; last one, improving the quality of labors in full scale

    本文在概述經濟結構理論的基礎上,第一次統地研究了西安市農村經濟結構調整,用據統計的方法,定、定性地分析了西安市農村經濟結構演變的軌跡,分析了產業結構變動的經濟效益、產業結構勞動力資源配置效應、產業結構變動的農民收入增長效應,揭示了農村產業結構演變的規律。提出農村非農產業,尤其是高速增長的農村工業,對促進農村產業水平的提升起著長?推動力的作用;農民收入增長直接受農村產業結構的影響最大,農業產業結構、種植業結構對農民收入有影響,但作用不可高估;非農產業是農民增收的主要支撐力,解決農村余勞動力在城鎮化、工業化水平不高的情況下,切實可行的選擇是在農村發展工業、建築業、商飲業等非農產業;農民收入要保持快速增長態勢必須加大農村勞動力轉移力度,減少耕地承勞動力的。通過理論分析,結合西安市改革開放后20多年的農村產業結構調整的實踐,提出了西安市農村產業結構調整的發展思路及目標、原則,明確指出了政府在農村經濟結構調整過程中的職能轉變的要方面:一是制定農村產業結構調整的傾斜政策,二是加大對農村產業調整的投入力度,三是制定產業結構調整的規劃,四是依靠科技進步促進產業優化和升級,五是加快城鎮化過程,優化農村產業結構。
  13. Meanwhile, dynamic responses at pile head are investigated. it is sh own that the effects of pile slenderness, bearing stiffness of pile toe and the pile - soil modulus ratio on pile impedance are major whereas the ones of the permeability and the soil reaction coefficient are minor

    對影響樁振動特性的主要因素進行了分析,結果表明,長徑比、樁土模比及樁底支承對樁的動力響應影響顯著,而滲透作為飽和土的一個要參,由於荷作用時間問題,對樁的動力響應影響較小。
  14. They are used to control the load distribution system, which is able to perform an active simulation of the weight distribution of several hundred passengers using water tanks

    它們被用來控制負分佈統,此分佈統用來對百名客戶的分佈情況進行實際模擬。
  15. In this paper, ptfe and ptfe composited with sicp, sicw, mos2p and sicp + mos2p with various ratios respectively have been obtained by compression molding. under the condition of dry friction, a systematic study has been done on the weight loss and the friction coefficient of composites and the relations between the properties and content of the filling, the load and the sliding velocity

    在干摩擦滑動磨損條件下,對ptfe材料及其復合材料的磨損失、摩擦及磨損機理進行了研究,同時對其與磨損外部條件(荷、滑動速度)和材料的內部因素(填料的含、粒徑、種類)的關進行了較為統的研究。
  16. Furthermore, it is insure that the carrier pahse measurement data does not have cycle slips in gps based attitude determination system, using phase rate prediction algorithm and baseline length constraint information algorithm, the cycle slips can be detected and corrected successfully, which markedly reduce the initialization numbers of attitude determination system

    此外,在gps姿態測統中,必須保證波相位觀測據中無波相位周跳,本文提出的多普勒預測演算法和基線長度約束相結合的方法能有效的檢測和修正波相位整周模糊值固定前和固定后的周跳問題,減少了姿態測新初始化的次
  17. Based on the new model, the influences caused by soil structure, apparent preconsolidation pressure, the re - compression index, the coefficient of secondary compression, the magnitude of loading, the coefficient of permeability, the rate of loading, the thickness of clay, the self - weight, the layered property etc, in the process consolidation of soil with structure, are analyzed in detail. the difference between the present model and yin & graham model was also given

    基於本文新建模型,分析論述土結構性、表觀前期固結壓力、再壓縮、次固結、荷大小、滲透、加荷速率、固結層厚度、自應力隨深度變化和土體成層性等對土固結的影響,比較本文模型與yin & graham模型的異同,闡述土結構性和流變性對軟土固結壓縮行為的影響。
  18. This paper, regarding the asphalt pavement in the zhoukou region as the study object, according to the prevalent norms ( specifications for design of highway asphalt pavement ), with the beginning of the pavement performance and the transportation investigation, totally and systematically analyzes the traffic parameters and the destroying reason of pavement at the early stage in the point of fatigue property and limit strength, gives the concepts and methods of the growth rate of equivalent axle load action time, seasonal modification factor and overload factor, proposes the method of axle load conversion on the condition of heavy loading. on this basis, it proposes the design method adapting to asphalt pavement construction, explains the steps of thickness computation of construction with the combination of engineering example, finally verifies thedesign method in the paper by test road. theory and practice both prove that the reasonability of pavement structure style and the reliability of design method in the paper can adapt to the present heavy loading and overloading traffic conditions, have highly theoretical and practical value

    本文以周口地區瀝青路面為研究對象,以現行《公路瀝青路面設計規范》為依據,從路面使用性能和交通特徵的調查入手,從疲勞特性和極限強度出發分析了路面早期破損的原因,全面統地進行了交通參的分析,提出了當軸次增長率、季節修正和超的概念和方法,並提出了交通的軸換算方法。在此基礎上,針對超交通從結構組合設計、結構厚度計算(包括疲勞強度標準和極限強度標準)等方面提出了適宜的瀝青路面結構設計方法,並結合工程實測,說明了結構層厚度計算的具體步驟,最後通過試驗路驗證本文提出的設計方法。理論與實踐均表明,本文提出的路面結構型式合理、設計方法可靠,能適應目前、超交通的狀況,具有較高理論與實用價值。
  19. On the base of the fujian power system that has the special configuration of " large power generator with small power system " in 2000, constructs power system models of fujian and fujian interconnected with other parts, does a lot of calculation and analysis and simulation, researches the security mechanism and rule of the fujian special power system interconnected with large power system. the above connection can keep security and stability and can make obvious benefits, but when the transmission power reach to excessive quantity the main power grid will increases interconnected flow - in or flow - out exchange power load. the power operation state tended to instability ; the infirmable interconnection make s the damp infirmable

    本文以2000年前後具有「大機組小電網」特殊結構的福建電力統為背景,建立了福建電力統及其與外部互聯的學模型,開展大的模擬計算分析,研究了「大帆組小電網」電力統與大容電力統互聯偏弱的安全穩定性的機理和規律:前述互聯可以安全穩定運行,取得顯著效益,當傳輸功率達到一定后,主網架增加了送出或吸收互聯交換功率的負統運行狀態向穩定性水平有所下降的方向轉移;聯絡偏弱使阻尼偏弱,聯絡線小幅低頻振蕩和大幅低頻振蕩易被激發,聯絡線一旦斷開,統高周或低調嚴
  20. This paper quantitatively analyzes how shear strength parameters influence bearing capacity of foundation according to fitting the bearing capacity factors of calculation formulas in the 《 code for design of building foundation 》 and illustrates the importance of the correct choice of test methods and test type in engineering practice with two examples

    摘要擬合了《建築地基基礎設計規范》中承的計算公式,據此定分析了土的抗剪強度指標對地基承力計算結果的影響程度,並以實例說明了工程實踐中正確選用試驗方法和試驗類型的要性。
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