荷重計 的英文怎麼說
中文拼音 [hézhòngjì]
荷重計
英文
load cell-
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。Accurate load forecasting is helpful to planning generators " starting and stopping in the interior of the electrical networks economically and reasonably, preserving the security and stability of power system, reducing the unnecessary circumvolving repertory capacity, making planning to overhaul the units in reason, ensuring the normal production and life of the society, effectively reducing the cost of generating electricity, increasing the economical and social benefit
電力負荷預測是供電部門的重要工作之一,準確的負荷預測,可以經濟合理地安排電網內部發電機的啟停,保持電網運行的安全穩定性,減少不必要的旋轉儲備容量,合理安排機組檢修計劃,保證社會的正常生產和生活,有效地降低發電成本,提高經濟效益和社會效益。The calculation and design procedures of air conditioning load, ground loop heat exchangers, radiant floor system, distribution system between heat pump and build are mainly introduced
重點介紹了建築空調負荷計算、地下埋管換熱器系統、輻射地板系統以及熱泵和建築物內分配系統設計等方面的內容。Design of load limiter with pulling ring for tower crane
起重機拉力環型載荷限制器的設計The paper is based on innumerable practical heavy - load road data, deliberate heavy - load standard in detail through theoretical arithmetic, and bring heavy - load standard about cement concrete pavement and asphalt concrete pavement separately ; in the meantime, through a large quantity of cement concrete pavement stress calculation, the paper puts forward relation expression between load on concrete board and stress level under board ; meanwhile, the paper puts forward traffic classification about cement concrete pavement and asphalt concrete pavement ; through bearing board testing on each structure sheaf the paper finds the material modulus gets modified ; through comparing position equivalent rebound modulus to theoretical equivalent rebound modulus, the paper points out limitation of nomograph in course of cement concrete pavement design, whereby, puts forward modifier formulas about theoretical equivalent modulus
本文以大量的重載道路資料為主,從實際出發,結合理論計算,對重載標準進行了詳細的討論,分別給出了水泥混凝土路面與瀝青混凝土路面的重載標準了;同時,通過大量的水泥混凝土板底應力計算,推導出了混凝土面板荷載與板底應力水平的關系式;給出了水泥混凝土路面與瀝青混凝土路面的交通分級;通過對試驗路各結構層進行承載板測試,發現現有材料模量較以前有了明顯的提高;對比現場實測的當量回彈模量與理論當量回彈模量,指出現有水泥路面設計中的諾謨圖不能完全符合現有道路材料,從而提出了對理論模量的修正公式。The main hardware is the collection equipment, the software is the windows dna framework, distribute calculate resolves the problem of data server down because of heave calculate mission. system provides the mis sub - system base on ie, which make data - query and report forms not limited by the special network. the new module, standard interlink module is aimed at the problem of not pluralize between different system, can make system utility in administrative levels
系統有硬體和軟體組成,硬體的基礎是採集裝置;軟體採用windowsdna構架,使用分散式計算,解決了原來系統的計算任務過于繁重造成數據服務器不能承擔負荷的問題;服務方面提供基於ie的mis系統,使數據查詢和報表服務擺脫了原來的專用網路的限制;新增加模塊「標準互連」模塊是針對目前各種自動化系統不兼容的問題而產生的,可以實現電力自動化在更高層次上的實現,在這個模塊中,有意識的採用This paper emphasize study the seepage of vacuum - heaped load combining precompression., deduce the drainage quantity computation formula for stage loading in soft soil. an example show that the results of calculation are in good agreement with the measured value, this explain that the formula is rational
本文重點對真空堆載聯合預壓法的滲流進行了研究,得出了在分級加荷下軟土地基滲流量的計算公式,算例表明其計算值與實測值較吻合,說明所建模型是比較合理的。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
比較靜力風荷載和動力風荷載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。經過比較可以看出重量輕、頻率低、阻尼小的柔性建築物對風荷載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,並可採用乘以風振系數等相應方法來加以體現。This paper also tested each model and system - the second loop of qinshan nuclear power station ( the second term ) , computed the balance point , tested the performance of step disturbance and runback loads for system ( no adding adjustment system ) , analyzing the factors effecting the first tiptop rotate speed of turb and time which the rotate speed reach the tiptop
在模擬模型上,完成了穩態計算、系統階躍擾動試驗、甩負荷試驗(未加調節系統)等測試,主要監控和分析了汽輪機動態特性中兩個重要參數:汽輪機第一飛升轉速、飛升時間。This article aims at the boiler ' s problems in operation : 1 ) under nominal load, the smoke temperature at the outlet of hearth reaches 1200, far more exceeds 1050 the original designed temperature. this will always result in slag inside boiler and the temperature of overheater ' s pipe superheat, so that boiler cannot take nominal load and all these influence boiler ' s nomal operation heavily, 2 ) this article also studied the reason why the assistant oil becoming necessary when coal changes. during the nomal operation, many factors ( makeup of combustor and its disposal, smirch and encrust of water wall, excessive air coefficient, temperature of primary air, coal type and density of coal dust ) can deviate the designed working conditions, then affect the boiler ' s nomal operation
本文針對該鍋爐在實際運行中存在的問題:在額定負荷下,爐膛出口超溫、低溫段過熱器前煙溫高達936 ,遠遠超過815的設計值;噴燃器四周水冷壁結焦嚴重,過熱器管壁溫度超標,無法帶上額定負荷;甚至有時因燃煤質量的變化,必須投油助燃的嚴重情況進行了分析研究。在實際生產過程中,燃燒器的結構、布置,水冷壁的粘污、結垢,過剩空氣系數、一次風溫、煤種及其濃度變化等許多因素都會偏離鍋爐的設計工況,從而影響爐內的傳熱和燃燒,造成爐膛出口超溫、水冷壁結渣等問題。The rule of loads and settlement is concluded from numbers of settlement observation points ’ data. and in actual construction, this rule could be used to prevent immediate settlement under the accelerated load, and also, the serious result of the soil destruction could be avoided. at last, a proper method of settlement computing is derived from the identified rules, which can be used to guide the practical construction work, of course, meeting the compulsory standards of the settlement control well
採用逆作法施工,現實地解決了樁、土與筏板接觸面的變形協調關系;通過對樁、土受荷過程的實際測試,得出了樁、土分擔荷載比例和變化過程,從而為樁、土的荷載計算提供實際依據;從設置的大量沉降觀測點中所得到的沉降資料,得出荷載、沉降變化規律,從而指導在實際施工中,防止加載過快而導致速沉,避免由此帶來的土體破壞的嚴重後果;通過沉降規律分析,得出了適用於軟土地區的樁基沉降計算方法,用於指導實際施工,以滿足沉降控制的強制性標準。It is also pointed out that the shear stress along the flow - in direction existing near the junction of straight and curve edges is one of the major components of drawing pressure, and it is very important in the calculation of drawing load of non rotational symetrical drawing
並且指出,法蘭直、曲邊交界附近存在的流入方向剪切力是拉深力的主要成分之一,在非回轉對稱拉深載荷的計算中非常重要。Based on the research of several shiplocks, the temperature and stress field of the lock floor is simulated under temperature and gravity loads, where the shiplock floor is built on different foundations, the effect of setting up wide construction joints is analyzed by the nonlinear finite element method
作者通過對多個船閘工程的研究,結合非線性有限元模擬分析方法,考慮重力、溫度等荷載,計算分析土基和巖基上船閘結構底板預留寬縫施工方法的效果。This system is based on the limit design method of bearing, emphasize on analyzing, calculating and choosing tolerance of bearing parameter, and as well introduces design and actualizing method of automatic drawing
系統以「軸承極限負荷設計法」作為設計基礎,著重探討軸承參數的分析計算及公差選取,並簡要介紹了圖形自動繪制及處理的設計與實現方法。Firstly, for the system of moulding board and support frame in construction the side pressure and screws are analyzed. the material and structure form of support frame are discussed. the design of support frame uses the method of limited state, and also it analyses the integer stability, part stability, and single stability, and then proposes the load analysis of multi - level support frame
首先,針對轉換層梁模體系及支撐架施工,重點分析了轉換層結構現澆混凝土對模板側壓力值及模板對拉螺桿的計算;討論了轉換層支撐體系的形式及構造,詳細論述了基於極限狀態設計的支撐架計算方法,包括縱橫向水平桿的強度驗算、立桿的整體穩定性、局部穩定性、單肢桿件穩定性等驗算,並提出了多層支撐架的施工荷載計算方法。On the base of choosing proper model and designing route, it uses cad and probes into an efficient and easy design way to enhance design efficiency and shorten design periods. it brings in the way of multiple - objective optimization and gives proper optimization model and algorithm to get a comparative satisfying result. and it applies system simulation to cable crane design and gives the simulation model and arithmetic of the freight track
本文針對此問題,引入現代的設計方法:在選取合適的模型和設計路線的前提下,運用計算機輔助設計,研究探討高效便捷的設計方法,大大的提高設計效率,縮短設計周期,節約成本;引入多目標優化的思想,提出合理的優化模型,給出了實現演算法,得到了比較滿意的結果;引入系統模擬的設計理念,給出了荷重軌跡的模擬模型實現演算法和程序,對荷重軌跡進行了計算機模擬,提高了纜索起重機布置的效率和質量,提高了生產的安全性。Motor mounts are heavy duty design to minimize deflection and vibration
電機是重負荷設計,達到最小的振動和偏斜。So it is appears important to analyse capability of this structure, the people can compute all kinds of complex structure ’ s response under different sorts of exact load on current software, but the source program of the computing question, which is “ black box ”, on the contrary, fepg can get the source program, which can provide preference for the optimization of structure, even embed in the optimizing program and save much time of compiling program, linking to ga to identify the load can get the good result. so the problem is solved to alleviate the deadweight and the optimize design of the structure, as well as improve its secure capability
對格柵結構進行力學分析就顯得至關重要,盡管利用通用有限元軟體能夠計算結構承受任意可以準確描述的載荷作用下的響應問題,但內部計算卻是「黑箱」操作,利用fepg可以得到計算源代碼,能夠為優化程序提供參考甚至可以嵌入其中,節省繁瑣的有限元計算編程內容,結合遺傳演算法進行載荷重構,往往會收到很好的效果,這就解決了由於工作環境比較復雜,引起響應的載荷難以直接測量得到的難題,從而為結構優化設計和提高安全性能的提供了保障。Because of above demands, the program of simulation of response of the impact load is generated by fepg, deeply analysis to the program shows the meanings of parameters, function of subroutines and interface files, and compared with the result of experimentation, which indicate the difference is small enough, so can generate the computing source program of the grid structure. as the beginning research of the load identification, this thesis discusses the recognisation of cantilever beam by ga, and the result is well, but the program is limit by number of the parameters. finally show the path of accuracy improvement
基於上述要求,本文利用fepg對格柵結構在沖擊載荷作用下的響應進行了數值模擬,生成了計算源程序,並對源程序做了詳細而細致的分析,對內部各程序中的變量含義、子程序功能和文件介面做了詳細說明,並將模擬結果與實驗結果作了比較,結果表明, fepg在格柵結構的計算結果與實驗結果相差較少,可以用來生成計算源程序,為下一步的格柵結構載荷重構研究提供參考。Water quality is an important issue for flood management study, in the thesis the estimation of non - point source pollution load and simulation are researched in consideration of water quality monitoring situation
洪水管理中的重要問題在於需要研究水質,論文結合目前我國水質監測現狀,比較深入地研究了非點源污染模擬與負荷估計問題。分享友人