阻塞參數 的英文怎麼說
中文拼音 [zǔsèshēnshǔ]
阻塞參數
英文
blockage parameter-
The structure and operating principle of an air - charged split - type adjustable shock absorber was described, e non - linear parameterized mathematical model of this shock absorber ' s damping characteristics was established according to fluid mechanics theory and the main structural affection factors to shock absorber ' s damping performance, such as the diameter of piston valve orifice, the diameter of adjustable orifice, the initial volume of gas chamber, the diameter of piston rod, the inner diameter of oil pipe and so on, were analyzed by simulations
摘要通過分析一種分體式充氣可調阻尼減振器的結構和工作原理，運用流體力學理論，建立了該減振器阻尼特性的非線性參數化模型，模擬分析了活塞阻尼閥孔徑、阻尼調節孔徑、氣室初始體積、活塞桿直徑、油管內徑等主要結構參數對減振器阻尼性能的影響，通過試驗測試，得到了減振器樣件的阻尼特性及其可調范圍。Dynamic assignment problem in a large cellular system can be formulated as an dynamic programming problem, by using java programming to simulate the rl arithmetic and fixed channel assignment, and comparing the blocking probability of them with the conditions of changing the cell configurations and parameters
把一個龐大蜂窩系統中的動態通道分配問題公式化為動態編程問題，採用java程序設計對動態通道分配的rl演算法與固定通道分配演算法進行模擬，在改變小區配置和不同參數設置的情況下比較了兩種通道分配方案的新建通話阻塞率。To analyze some key technologies of optical network relative with rwa in detail, such as transmission, switching and internetworking ; to emphasize on the research of function, fabric and performance of optical cross - connection ; to carry out numerical simulations for crosstalk introduced by optical cross connect and to present measurements for suppressing it such as doubly filtering, fixing optimum decision threshold and appropriately choosing the number of multiplexed wavelengths ; 3. to research the fundamental principle and some problems relative with rwa, including the type of optical network, the type of traffic, the type of service, the survivability of optical network ; to classify and compare rwa algorithms and particularly research some dynamic rwa algorithms ; 4. to present reserved light - path and classify network resource such as used, unused and reserved status, to emulate establishment of all - optical connection in optical network through modified rwa algorithm and show effectively reducing setup time of all - optical connection utilizing reserved light - path ; to research rwa algorithms of multi - fiber network, to present new link weight functions dependent on node degree, unused fiber ( s ) per wavelength - layer and routing policies, to perform emulation of rwa based wavelength layer graph applying new link weight functions and show them make algorithms better performance and network lower blocking rate ; 5
詳細分析了與rwa相關的光網路關鍵技術，包括傳輸、交換、組網等，重點研究了光交叉連接的功能和結構、性能，對其引入的串擾進行了詳細分析，選擇恰當的器件參數進行了數值模擬，並提出了抑制措施（如雙重濾波、優化判決門限、選擇恰當的復用波長數） ; 3 .研究了光網路的r認叭的基本原理、與r認叭的幾個相關問題（光網路類型、業務類型、流量類型、光網路生存性） 、 r認人演算法的分類和比較，具體研究了幾種動態r場人演算法; 4 .研究了以全光連接建立時間為優化目標的r認認演算法，提出預置光路的概念，對網路資源進行狀態分類（佔用、未佔用、預置） ，利用改進的r認叭演算法模擬，預置光路可為部分新到的連接請求快速建立連接，從而提高網路性能;研究了以多光纖網路連接阻塞率為優化目標的r認城演算法，提出了以節點度數、每個波長分層的空閑光纖數以及路由策略決定的幾種鏈路權重函數，利用基於波長分層圖模型的并行r場人演算法模擬，利用新的鏈路權重函數使得演算法具有更優的性能，使網路具有更低的連接阻塞率。In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards
論文第三章針對組成系統的各個模塊進行了機理建模，並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題系統的模擬研究，主要針對影響系統特性的主要參數變化，動態分析系統的輸出特性，在上下行工況中，分析了電機軸系粘性阻尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性阻尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響；最後對軸向柱塞泵馬達的流量壓力脈動對電梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。These preferences include user channels, channel blackout periods, and preferred channel order
這些參數包括了用戶的通道、通道阻塞周期以及首選的通道順序。The congestion probability of switcher can be gotten by inference of belief network model with the statistical data of simulation
通過對交換機模擬統計阻塞參數，並使用信度網模型預測交換結點的阻塞概率。These means have following defects : i. parameter controls is too simple that will fit the curve too roughly and can ’ t give the configuration and characteristic of surge curve very good ; ii. the performance curve will change a lot when working condition changes, especially when woring temperature changes ; iii. choking area will bring huge waste and is an area that the system oughts to avoid, but we haven ’ t corresponding methods to watch and control it in the domestic till now
這些措施具有以下缺點: 1 、控制參數過于簡單，對曲線的擬合過于粗糙，不能很好的反映喘振曲線的形態和特點; 2 、當工作條件變化時，特別是工作溫度有所變化時，性能曲線會發生很大變化; 3 、阻塞區會造成巨大的浪費，也是系統該避免的區域，可是目前國內還沒有相應措施來監控它。Whereafter, this thesis describes the relationship between the block probability and erlang capacity, and analyses the erlang capacity using two different methods. this thesis discusses the factors which effect the erlang capacity of system. the erlang capacitis are given under every conditions to direct cdma network planning
隨後分析了阻塞概率和愛爾蘭容量的關系，並用兩種不同的方法（理論分析和蒙特卡羅模擬）對cdma系統的愛爾蘭容量進行了詳細地分析，討論了各參數對系統的愛爾蘭容量的影響，同時給出了各種情況下系統容量，用以指導cdma系統的網路規劃。After the above work, a universal zero - dimension fault simulation model of diesel engine is built. thirdly, according to the constructed simulation model, a faults simulation software is developed in the environment of visual c + + 6. 0, which can simulate some typical engine malfunctions, such as leakage, block, time - sequence error and have a friendly simulation interface
該軟體可以模擬泄漏、阻塞、時序或相位錯誤等典型的柴油機熱工故障，並具有友好的模擬界面，通過熱工故障模擬數據庫和熱工參數模擬曲線，可以明顯看出故障狀態下柴油機各熱工參數的異常變化。分享友人