work load model 中文意思是什麼

work load model 解釋
工作負載模型
  • work : n 1 工作,操作,勞動,作業;工件;功課;努力;行為,作用。2 (待辦的)事務,業務;職業。3 〈前有...
  • load : n 1 裝載,擔子;負擔;工作(負荷)量。2 (車船等的)裝載量;一馱,一車,一飛機。3 【電、機】(機...
  • model : n 1 模型,雛型;原型;設計圖;模範;(畫家、雕刻家的)模特兒;樣板。2 典型,模範。3 (女服裝店僱...
  1. 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。
  2. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 , and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調速系統( pwm )和位置環構成的定位系統中,速度環的參數隨負載特性;電網電壓;給定工況而攝動是不容忽視的.作者通過系統辨識建模也證實了這一事實1 , 2 .因此在設計位置環的離散滑模控制時,必須針對速度環(即位置環的控制對象)的參數攝動范圍採用「對象參數攝動離散滑模控制器的設計方法」 ,以確保系統在參數攝動時的穩定性和快速、無超調、準確定位的優良動態品質.為剖析該設計方法的控制效果,本文作了對比性研究,並將該設計方法用於工業試驗中,取得了滿意的結果
  3. For example, the pushover curve analysis has no way to consider the hysteretic energy and the energy dissipation in other ways, and to consider the material fatigue and the scathe in the structures " to - and - fro motion. the work done in this thesis is mainly as follows for trying to make better of the capacity - demand curve in existence : 1. confirm the factors those caused the discrepancy between the different capacity curves : the shape of lateral load distribution, assumption of member bars model, irregularity of the structures, p - effects

    為此,本文有針對性地開展了一些工作:闡述了基於性態的設計方法和基於位移的設計方法的相關概念及發展歷程;介紹了幾種現有的能力-需求曲線法的原理及分析步驟並剖析了它們的不足;列舉了影響能力-需求曲線法計算準確性的主要因素,通過算例比較分析它們各自的影響程度從而得出了其中最為重要的影響因素;針對已有的分析結論提出了對現有能力-需求曲線法的改進方案,通過算例分析驗證了改進效果。
  4. On the basis of predecessor work, the thesis developed fem program of the pile under lateral load, which is based on winker ground model, and m method is introduced into fem program. the calculation values is closed to the results of field and laboratory model experiment, the finite elment method is verified

    在前人所做工作的基礎上編制了基於文克爾地基模型的有限元計算程序,將水平承載樁的「 m法」引入計算程序中,並用現場試驗資料和本文的模型試驗結果與數值計算結果進行了對比,結果表明較為吻合,驗證了程序分析pcc樁水平承載的正確性和可靠性。
  5. With its new frame. modern technology, complex information dispose and unique control mode, it embodys an idea which is information centralized and control decentralized. its main advantage is system open and interchange and its frame is so simple that it can decrease producative. cost and maintenance load. as it is a new technology, there are different kind databus standards which adapt to different control area. this papaer firstly introduces field bus ' sframe work, function, type, compares distributed control system and field control system. then it focuses on introducing can protocol and can control chip sja1000 and can interface chip 82c250, at last, it introduces how to set up a typical automatic control model based on can. this model can be used in practical industrial control area and management area by appropriate change

    由於現場總線是一門新技術,有各種不同的總線標準和總線形式,它們適用於不同的領域,本論文首先分析現場總線的體系結構、功能、類型,比較集散控制系統與現場總線控制系統的區別,然後集中論述了其中的一種現場總線? ? can總線( controllerareanetwork ) 。介紹了它的協議規范,並且介紹了現在比較流行的can控制器晶元sja1000和can介面晶元82c250 ,並在此基礎上,組建了一個典型的基於can總線的自動化模塊控制模型,把這個模型進行適當的改動就可以用於實際的工業控制領域和管理領域中。
  6. The specimen of the test was stimulated by viscoelastic model and the wheel load was stimulated by special function, which are brought into viscoelastic equation. after solving the equation, we can work out the theoretical answer. thus we can figure out the ds and the deformation curve

    本文應用粘彈性理論研究車轍試驗,應用粘彈性模型模擬車轍試驗的試件,擬合車轍試驗的輪載,帶入粘彈性本構方程,獲得理論解,從而獲得車轍試驗的變形曲線和動穩定度值。
  7. This paper summarizes the present research in heavy load - carrying columns and analyses the work mechanisms and characteristics of steel reinforced concrete columns and concrete - filled steel tubular columns. then a new design model for heavy load - carrying columns is established

    本文在總結國內外文獻的基礎上,研究和分析了幾種重載柱,例如鋼骨混凝土柱、鋼管混凝土柱的受力性能及特點,在此基礎上提出了一種重載柱設計的新模式。
  8. 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。
  9. Secondly, grounded on the study of the distribution of the high external waterpressure and high geostress and the characteristic of the rock in engineering area, the paper built the elastoplastic fem numerical simulation model, and think over the procedure in tunnels excavation and the history of work of water load, and then get the relations between the different tunnels diameter, different permeability coefficient and depth of the grouting rock and the deformation, stress distribution and plastic range of the surrounding rock and support structure. finally, according to the modern design theory of tunnels construction, the particular design of country rock reinforcement and support structure are researched and presented for diversion tunnels

    接著,本文在深入研究工程區高外水壓力及高地應力分佈規律及巖體特性的基礎上,建立起高地應力、高外水壓力作用下隧洞圍巖結構非線性有限元模擬計算模型,然後考慮隧洞的開挖過程、水荷載的作用歷史,通過計算分析得出了不同洞徑、不同的灌漿圈滲透系數和不同的灌漿圈深度以及不同開挖過程與圍巖及支護結構的應力、位移和塑性區的關系。
  10. Based on the further study of dynamic characteristic of the tractor - implement combination, according to the integrated control model, which including the flowing three parameters : the engine load rate, drive wheel slip and work resistance, and the three control strategies, which are : highest production efficiency control strategy, oil consume economic control strategy and give attention to the above control strategy, we can adopt different control strategies according to different purpose of the task. applying the theory of the hybrid dynamic system to this case, the three control strategies can be abstracted to three discrete matters, and then the exchange model of the discrete matters of the top layer ( which called manage layer ) of the tractor - implement combination and the function decision model, which based on the nerve network, can be established. through this way, the best ad aptive controlling of the tractor came true

    本文研究了拖拉機機組的綜合控制問題及其最佳匹配方法,在深入研究機組動態特性的基礎上,根據發動機負荷率、驅動輪滑轉率和作業阻力三參數的綜合綜合控制模型以及三種綜合控制策略(最高生產效率的控制策略、燃油經濟性的控制策略和兼顧最高生產效率及燃油經濟性的控制策略) ,針對不同的作業目的,採用不同的控制策略,應用混雜動態系統理論,把三種控制策略抽象為三種離散事件,建立了拖拉機機組上層(管理層)離散事件切換模型,並建立了基於神經網路的功能決策層模型,從而實現了拖拉機機組的整機最優控制。
  11. The analysis in this paper have been verified by experiment firstly, the structure and mechanical characteristics of sliding - plug door are described in this paper. secondly, on the base of the study of the work condition and limited load, the dynamic load - time curve is created. and then the finite element model of sliding - plug door is built by using material equivalent

    本文首先總結和探討了塞拉門的結構特點和力學特性;然後探討了塞拉門的極限工況,即列車交會壓力波的作用形式,建立了簡化的作用於塞拉門上的動力學載荷曲線;其次研究了復雜形狀復合材料層合板結構的建模方法,採用物理等效方式減小了計算規模,建立了復合材料門板的有限元模型,並對各種設定的載荷形式進行了數值模擬。
  12. On the base of thoroughly studying dynamic characteristic of tractor - implement combination, a control project of three parameters was put forward in the paper. the three parameters were engine load rate, drive wheel slip and work resistance. an integrated control model based on three parameters was established, which reflects colligated dynamic character of the unit

    拖拉機作業機組中,很多參數存在著耦合作用,給綜合控制帶來一定的難度,本文在深入研究機組動態特性的基礎上,提出了發動機負荷率、驅動輪滑轉率和作業阻力三參數的綜合控制方案,它反映了機組的綜合動態特徵,並建立了基於這三參數的綜合控制模型。
  13. This research work builds up mathematical model of the load simulator system, explains the mechanism and characteristics of surplus torque

    建立了負載模擬器系統數學模型,分析了多餘力的產生機理及特性。
  14. This paper focuses on the following research work : 1. proposes a genetic algorithm based on matrix encoding for next hop route with load and time delay ; 2. proposes a genetic algorithm for shortest route via designated node, solves the problem which dijkastra algorithm need two times or more to compute ; 3. proposes a scheme of dividing populations and dividing time in order to improve the success ratio ; 4. proposes a network model for directional motion, performs evaluation for mobile ip based on wlan, and concludes some useful results

    提出了解決移動ip中過指定點的路由的遺傳演算法,解決了dijkstra演算法需要分次計算的問題,通過記錄遺傳演算法的疊代結果還可以給出次優解路由; 3引入了分群和分周期的操作策略,對過指點最短路由的遺傳演算法進行了改進,模擬分析表明使用該遺傳演算法求解過指定點的路由獲得了比inagaki演算法更高的成功率; 4
  15. In sap84, established the model for the tower body of the construction hoists, through simulating the different work conditions to load and calculate, obtain the distortion and force condition of the tower body

    在sap84中,建立施工升降機塔身模型,通過在各種工況下的加載、計算、分析,得出塔身的變形及應力情況。
  16. Then, based on the situation of weifang college, the thesis presents the basic concept of the new model which includes the following aspects : the set - up of organizations, manning quotas and allocation, work load, incentive system, personnel allocation, the improvement of the teaching staff, etc.

    然後以濰坊學院為樣本,提出新模式的基本設想,並從組織機構設置、人員編制與配置、確定工作量、激勵機制、人事分配製度、師資隊伍建設等不同角度進行具體設計。
  17. Second, the model for evaporator is founded based on traditional theory, including refrigerant side and air side, and the method for choosing element ; the calculation for the load of refrigeratory ; the thickness choice for heat insulation material ; the work area of evaporator is conformed ; and the matching for the other elements

    2 )根據傳統理論建立了蒸發器的數學模型,包括冷劑側和空氣側的數學模型、微元的選取;冷庫冷負荷的計算和確定;隔熱材料合理厚度的選擇;蒸發器工作面積的確定;以及其他製冷元件的匹配理論。
  18. To validate the performance of the system, a series of experiments are made on a 200mw unit simulator of max1000 dcs. the results of these experiments indicate : by following certain physical principles, for each real component of the control system, the mathematical model which is constructed to reveal its characteristics reflects exactly the work and message transfer process ; by considering the load demand to the unit and the electricity net ' s frequency difference, also combing with the real capacity that the unit can stand, the ccs and deh models, which are contrived by using simulation blocks, can exactly harmonize the control of the turbine and the boiler and can also control the load.

    為驗證模型的性能,本文在基於max1000dcs系統的200mw機組模擬機上進行對建立的控制系統模型進行了一系列模擬試驗,試驗結果表明對控制系統的每一實際組件按照一定的物理規律所建立的反映其功能特性的數學模型,正確地反映了其工作過程及信息傳遞過程;利用模擬模塊開發的協調控制系統及功頻電液控制系統模型能夠根據對機組的各種負荷要求和電網的頻率偏差,結合機組所能承擔負荷的實際能力,正確地協調對汽輪機和鍋爐的控制,並對負荷加以控制。
  19. With synthesizing the relevant other internal and external researchers " the achievements of theory and the results of experiment, the follow work have been done in this project : revising the formulas of ground stiffness coefficient and the mass of vibrating soil and the dynamic affecting degree of depth, which apply the theory of elastic half - space and the knowledge of the soil mechanics and consider the influence of the soil characteristic and inertial action, the interaction between foundation and ground, the diverse load ; making the model of ground and foundation system calculating natural frequency by using the big - scale software supersap which is for special purposes of finite element analysis ; according to the experiment analysis, correcting and adjusting the finite element model in order to have it accord with the fact and meet the engineering demands ; doing the vibrating experiment for testing the results of the theoretical analysis and the finite element calculation ; summing up some regulars of the ground stiffness

    本文綜合參考了國內外其他學者的理論成果和實驗結果,進行了如下研究工作:運用彈性半空間理論和土力學的知識,考慮土體特性和慣性作用、基礎與地基的相互作用以及不同荷載形式等因素的影響,對動力機器基礎進行了嚴密地理論分析,修正了地基剛度、參振土質量和動力影響深度的計算公式;利用專門用於有限元計算的大型分析軟體supersap對地基基礎體系進行了建模計算,根據實驗分析,對有限元模型不斷地進行修正和調整,使其更加符合實際情況,滿足要求;通過振動實驗對理論分析和有限元計算結果進行了驗證;總結出了一些地基剛度的變化規律。
  20. Fristly, according to the non - linear characteristics of twelve - phase rectifier, the thesis gives the calculation model for a short circuit in the subway traction power supply networks which provides the academic foundation for the design of the setting values and the simulation of protection. secondly, the thesis designs the dc feeder protection and control of subway, and gives the principle of setting accordingly, after it analysizes the characteristics of electric current under tow load and short circuit and considers severel factors. to validate the rationality of the design, the thesis simulates the transient electric current under two work conditions ( starting and passing the insulation ) ahd short circuit

    其次,本文在詳細分析地鐵牽引負荷電流和饋線短路故障電流特點的基礎上,考慮了直流保護系統設計應注意的幾個因素,對地鐵饋線保護與控制進行配置,給出了相應的保護整定原則,並針對某一地鐵供電系統在詳細分析了兩種工況(機車起動與過分段絕緣)的電流暫態過程,得到了電流計算的數字模型,結合前面提出的短路模型,進行了地鐵饋線保護的模擬,經模擬表明本文的保護設計是合理的。
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