cost simulation 中文意思是什麼

cost simulation 解釋
成本模擬
  • cost : n 1 費用;代價,價格;成本。2 犧牲;損害,損失。3 〈pl 〉訟費。vt (cost; cost)1 值,要價(苦幹...
  • simulation : n. 假裝;模擬;裝病,裝瘋;【生物學】擬態,擬色。
  1. Because of the large stuff of silicon, complex structure of furnace and expensive cost, computer simulation is a best way to optimize design. in order to study the new heat system, we have calculated the heat zone of 200mm solar cell czsi growth

    由於拉晶過程中投料量較大,爐體結構復雜、造價昂貴,所以計算機數值模擬對于優化單晶爐設計是一種重要的工具。本論文用有限元方法對改造后單晶爐的適合的熱場進行了數值模擬。
  2. Confidence percentile estimation to cost and schedule integration based on monte carlo multiple simulation analysis technique

    多重模擬的費用與進度聯合置信估計
  3. A life cycle cost simulation model of complex repairable equipment

    復雜可維修設備壽命周期費用模擬
  4. This paper researches the basic statistical rule of oil - gas dynamic system from the systematic theory, combining with the common characteristic and structure characteristic of oil - gas dynamic system, taking the design requirement of oil field development programming into consideration, by using of functional simulation principle ( including nn method, differential simulation method ) and historical data of oil field, establishes the in - out conjunctional relationship of dynamic index of oil field development, and researches the two level index prediction of development dynamic with both oil field and oil production plant on the basis of the in - out conjunctional relationship. furthermore, this paper analyzes the " decision - making variable ", " object " and " restriction terms " by the optimization theory and set up several optimal models which compose the oil field development programming, it is following : optimization model of the production composing ( solving the optimal composing of each subentry production and cor responding cost, workload, including the onshore thin oil production, the heavy oil thermal process production, tertiary oil recovery production, and the offshore production ) ; optimization model of measure production structure ( determining the optimal composing of each measure production and measure workload, which is composed of fracture, acidulation, capital repair and so on ) ; optimization model of the production distraction ( optimal distribution of the whole oil field production to each oil production plant ) and the integrated development programming model of oil field

    本文從系統理論出發研究油氣動態系統基本統計規律,結合油氣動態系統的一般特點,結構特點,兼顧油田開發規劃設計的要求,利用功能模擬原理(含神經網路方法、微分模擬方法) ,依據油田歷史數據,建立了油田開發動態指標間的輸入輸出關聯關系,並在此輸入輸出關聯關系的基礎上研究了油田及採油廠兩級的開發動態指標預測,同時利用最優化原理,在分析「決策變量」 、 「目標」及「約束條件」的基礎上建立了多個構成油田開發規劃的「優化模型」 ,這些優化模型包括:產量構成優化模型(解決陸上稀油產量、稠油熱采產量、三次採油產量、海上產量及對應的成本、工作量的最優構成問題) ;措施產量結構優化模型(解決壓裂、酸化、大修等各項措施產量及措施工作量的最優構成問題) ;產量分配優化模型(將油田的產量最優地分配到各採油廠)以及油田綜合開發規劃模型。
  5. Restricted by the long period, high cost and condition, the computer simulation is used to evaluate the communication countermeasure and direction finding rather than making hardware experiments

    由於通信測向硬體測試和分析成本高、周期長、受外界條件限制嚴重,因此在很大程度上依賴計算機模擬技術,計算機模擬獲得了廣泛應用。
  6. To understand better the dynamic behavior of pneumatic flap gate of dry docks so as to shorten the design period of the dock gate and cut down the cost of tests, a kinetic simulation model for the pneumatic flap gate system of dry docks has been established by using adams - automatic analysis software for the dynamics of a mechanical system

    摘要深入了解干船塢氣控臥倒門系統的動態特性,以便縮短塢門的設計周期,節約試驗費用;運用機械繫統動力學自動分析軟體adams ,建立了干船塢氣控臥倒門系統的動力學模擬模型。
  7. One of the main problems in pdes is how to partition the network simulation workload to decrease the time needed to complete the simulation and improve performance of simulation. here a new optimized partition algorithm was put forward, which first analyses the performance factors of parallel simulation and then constructs a performance estimation model for partition ; based on this model, it mends the graph partition algorithm to consider all factors, including simulation applications and simulation environments. optimized factors are workload balance 、 communication cost and time window of lookhead

    鑒于基於傳統圖劃分演算法的任務劃分工具存在諸多不足,本文提出了并行網路模擬任務的優化劃分方法,其思想是:首先從pdes機制出發,分析影響并行網路模擬性能的各種因素並建立一個能夠綜合考慮各種因素的并行網路模擬性能估計模型;其次,改進多級圖劃分演算法,使得演算法具有綜合考慮模擬應用與模擬運行環境,同時在優化過程中使用性能估計模型指導劃分,實現對影響并行網路模擬性能的三個因素(包括負載均衡、通信開銷、安全時間窗口長度)的優化能力;最後,結合併行網路模擬性能估計模型與改進的多極圖劃分演算法,實現了并行網路模擬任務的優化劃分。
  8. The thesis comprehensively deliberates stochastic and fuzzy character of controlling the cost of engineering construction ; it takes quantitative analysis as the dominant factor, takes qualitative analysis as the secondary factor, establishes an comprehensive system of controlling the cost, and make various theories, the basic principles and the methods of engineering maths in the analysis and calculation of controlling the cost of engineering construction, such as effect theory, fuzzy maths, value engineering, grey system and system simulation. it also establishes the simple and effective practical model. on the basis of practical example, it puts forwards the train of thought and method to controls the cost of engineering construction in the different stage

    本論文綜合考慮了工程造價控制的隨機性和模糊性,以定量分析為主,定性分析為輔,構造了造價控制的綜合體系,將效用理論、模糊數學、價值工程、灰色系統、計算機模擬等多種理論及工程數學的基本原理和方法應用到工程項目造價控制的分析和計算中,建立了簡便而有效的實用模型,並結合工程實例,提出來了不同階段工程造價控制的思路和方法,針對不同的情況,綜合應用定性與定量的控制方法,消除了以往工程項目造價控制只停留于項目實施階段的缺陷,提高了量化研究的水平和準確性,為政府建設管理部門進行科學管理及各建設參與單位今後進一步改進自身的項目造價管理工作提供了寶貴的理論依據。
  9. The time complexity is low because only shortest paths connected to relay nodes is compared. simulation results show that fairly good cost performance is achieved. there is trade - off between complexity and performance

    由於比較了通過中轉節點后的最短路徑,因此運算的復雜度大大降低,且通過模擬得到了較好的性能,模擬結果表明sp - dvma演算法是一種低復雜度的時延和時延差約束的多播路由演算法。
  10. In order to reducing the amount of the experiments, shortening new engine develop period, decreasing the developing cost and improving the product competitive ability accordingly, we can analyze and compare the different engine developing schemes by the means of integrating simulation and experiment together

    充分掌握和分析發動機瞬變過程是對發動機瞬變特性進行改善的基礎,了解發動機瞬變過程存在的問題,才能有針對性的解決問題,所以,有必要對發動機瞬變過程進行系統的研究。
  11. As the overland test base of ship motion control system, semi - physical simulation system for ship motion can quicken the exploitation of product, reduce cost and save manpower and material resources

    船舶運動半物理模擬系統作為船舶運動控制系統的陸上試驗基地能夠加快產品開發速度、降低成本和節省人力物力,它的建成具有重要的科研和實用價值。
  12. Employing the method of computer simulation to study household air - conditioning systems has advantages of saving experiment expense, shortening time of product development, decreasing cost, so it has been a means of system working performance research, component or device improvement and optimum, and device control system development

    採用計算機模擬的方法對家用空調製冷系統進行研究,具有節省試驗費用、縮短產品開發周期和降低開發成本的優點,已經成為研究系統工作特性、優化部件或設備、開發設備控制系統的重要手段。
  13. System conceptual design mainly utilizes automated tools based computer to accomplish the design of weapon system while reducing time and lowing cost, and evaluate the combat effectiveness of weapon system in simulation environment. nevertheless as far as it goes the improvemeni of efficiency of weapon system design is even not poor but limited and far behind the amicipaton considering the cost put into this field with the light of advanced compllter tool. the main reason is the complexity and difficulty of interaction arnong users and models from different discipline

    但就目前的總體概念設計的應用現狀而言,先進的計算機輔助設計或分析工具的引入,對于總體概念設計效率的提高並沒有預期的那麼顯著,其原因在於:武器系統總體概念設計過程是一個復雜的多學科多用戶協作的迭代反復過程,在提高了部門自動化水平后,整個總體概念設計效率提高的瓶頸在於不同學科領域、不同設計人員、不同工具及模型之間交互的困難。
  14. Secondly, introduce discrete multi - tone modulation principle in detail, have a systemic and comprehensive analysis and explanation on minimum mean square error ( mmse ) channel shorten time domain equalizer design methods which are based on all kinds of cost functions, analyze their advantage and disadvantage. research on time domain equalizer structure, compare all the time domain equalization algorithm with simulation which afford a valuable reference for the choice of equalization algorithm and equalizer structure when design time domain equalizer

    詳細介紹離散多音頻調制原理,對mmse通道縮短法和基於其他代價函數的時域均衡器設計方法的進行了系統全面的分析和闡述,分析了各自的優缺點;對時域均衡器結構進行研究;模擬比較了各種時域均衡方法,為進行時域均衡器設計時均衡演算法、均衡器結構的選擇提供了有價值的參考。
  15. The model of the inverted pendulum is : as an equipment, low cost, simple machinery, easy to perform all kinds of controls in simulation and digital ; as a controlled object, quite complex, high orders, instability, non - linearity, strong coupling system. we can keep it stable through some control method

    倒立擺的典型性在於:作為一個裝置,其成本低廉,結構簡單,便於模擬,數字實現不同方式控制;作為被控對象,又相當復雜,是高階次、不穩定、非線性、強耦合系統,只有採取行之有效的控制方法方能使之穩定。
  16. It directly affects the engine ' s working reliability whether it ' s good or not. according to the past method, piston can only be decided whether it meets the need of engineering in test after it has been turn out. this paper simulates the real working condition of piston by combining the ked method and fe - contact analysis way. it reflects deforming rule of piston, and makes it possible that the structure problem of piston skirt can only be found during the design period, so the cost of developing new product is lowered and the time is shorted. this paper proves that the thought is practical and the result of simulation to piston lr4100 is in accord with practice

    活塞裙部形線是活塞的關鍵結構之一,它的好壞直接影響發動機工作可靠性,以往的判定方法只有在活塞加工完成後,才能通過實驗方法判定設計,能否滿足工程實際的需要,本文通過ked方法與有限元接觸方法的結合,模擬實際活塞工作情況,較為準確的反映出,活塞裙部的變形規律,在設計階段發現活塞裙部的設計結構問題,節省新產品開發成本,縮短開發周期。
  17. The main procedure and steps are following as : according the random characteristic of the time spent by each work procedure, computer simulation is applied to produce the most possible scheduling network. and by corresponding optimization and adjustment on the network, the cost and scheduling construction network can be obtained ; during the practical construction according to the network, the warp between the actual cost and expected scheduling is tracked dynamically. then the computer simulation system is used to predict the future cost and progress operation, and take corresponding precautionary measures to control beforehand

    其主要思想與步驟為:首先運用計算機模擬技術來模擬工序作業時間的隨機特性,產生概率最大的施工網路計劃,並對其進行優化和調整,以獲得滿足工期、質量要求的成本及網路計劃;在施工過程中動態跟蹤施工實際成本與進度與目標計劃所發生的偏差以及質量問題,然後根據已出現的偏差,利用計算機模擬技術對項目未實施部分進行進度、成本的預測和分析,根據現有信息對網路計劃未完成部分進行調整和優化,以盡可能把各項費用控制在預定計劃成本之內或使工程的綜合指標最優。
  18. The paper makes simulation for each type of electro - hydraulic regulating system of turbine. the results of simulation show that for the francis and kaplan turbines the contradiction between regulation time and pressure increasing can be solved by logical chosen of feedback adjustment coefficient and control cost - weighting matrix. for tublar turbine the dynamic matrix pi control scheme can effectively solves the difficulty of speed stabling of this type turbine

    本文對各種機組調節系統進行模擬,結果表明,對于混流式和軸流轉漿式機組,通過反饋校正系數和控制權矩陣的正確選擇,可以解決調節時間和水擊壓力上升的矛盾;對于貫流式機組,提出了動態矩陣pi控制方案,可以較好的解決此類機組轉速難以穩定的問題。
  19. To shorten aircraft r & d time and reduce cost, simulation is necessary, aircraft is an airborne one and environmental actions on aircraft are simulated by the loading system

    在模擬系統中,飛行控制系統採用實物,而飛行器在飛行過程中所受的外界作用力則由電液伺服加載系統來提供。
  20. The problem of signal processing for direct - sequence code - division - multiple - access ( ds - cdma ) signal over multipath frequency - selective mobile channels is considered. a new blind receiver is proposed. without the knowledge of the multiple - access interference users spreading code and the channel characteristics, the receiver achieves blind detection with prior knowledge of only the desired users spreading code and approximate timing. by using reduced rank adaptive decorrelating filter and adaptive multipath combiner which is based on decision - directed algorithm, the receiver gets the ability to combat both fading and the near - far effect at low cost. simulation results demonstrate that the proposed receiver offers high performance

    本文研究多徑頻率選擇性衰落通道下直接序列擴頻碼分多址( ds - cdma )信號的處理問題,提出了一種新型的盲接收機.該接收機不需預知多址干擾用戶的擴頻碼,不需預知通道參數,只需已知期望用戶的擴頻碼和粗略的定時,就可以完成用戶的盲檢測.同時,該接收機通過降維自適應去相關濾波和基於判決指導的自適應多徑合併,來獲得低成本和良好的抗衰落、抗遠近效應性能.模擬結果驗證了本文提出的接收機的優良性能
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