測流網 的英文怎麼說
中文拼音 [cèliúwǎng]
測流網
英文
flow net-
With adaptive ability, harmonic current detecting approach, based on ann, can accurately and real - timely detect harmonic currents for power network
基於人工神經元自適應的諧波電流檢測方法，能夠準確、實時地檢測電網中的諧波，且有一定的自適應能力。In order to calculate difficult transportation cost between plants and distribution centers in the fitness value function, flow prediction algorithm was presented to find an minimum - cost flow patterns on an network composed of plants, consolidation centers and distribution centers with concave transportation costs and to obtain the appropriate fitness value
為了解決適應度函數中的工廠與分銷中心之間的運輸成本計算困難的問題，提出了流預測演算法，用於確定產品在工廠、集貨中心和分銷中心構成的凹費用流網路中的最優運輸路徑，進而獲得適應度函數值。First, realized a wegener - willie distribute based network traffic anomaly detection algorithm. we make use of wegener - willie distribute to analyze the inherent time - frequency distribution characteristics of the traffic flow signal. then according to the experience of analysis on historical flow, we construct a normal flow training sample aggregation and a abnormal flow training sample aggregation
通過魏格納-威利分佈分析網路流量信號在時頻分佈上所反映出的內在特點，根據歷史流量的經驗構造正常流量和異常流量兩個訓練樣本空間，通過k最近鄰分類演算法將帶檢測流量信號的時頻分佈與訓練樣本進行比較，完成對檢測樣本的自動分類識別。The optimum interpolation method is used to estimate radar measured rainfall which then be applied to topmodel to simulate discharge of shiguanhe catchment during the summer of 1998 in game hubex project. comparison of simulated discharges between radar and rain gauge implements over a 1500 - hour series
運用雷達聯合少量雨量計方法估測流域面雨量，結合game hubex國際合作項目1998年加強觀測期在史灌河流域獲取的水文觀測資料和topmodel進行降水徑流模擬，並與稠密雨量計站網測量的面雨量進行流域出口流量模擬的對比試驗。In this paper, the author provide some theory research results, as following : protocol testing contents ; protocol testing methods ; the application of " formal technology " in networking testing and so on. besides these, author research and develop the testing tool of " activetester ", which not only includes all functions of traditional testing tools, but also have the function of sending packages. it can send all types packages, for instance, mac packet, ip packet, icmp packet, igmp packet, arp packet and so on
為了科學地進行主動性測試，作者對協議測試理論進行了必要的補充，提出了自己的觀點，如協議測試研究的內容、協議測試的方法、形式化技術在協議測試中的應用等；同時為了便於測試人員掌握、使用主動性測試技術，作者研發了報文發送、偵聽、分析工具? activetester ，它除了具備傳統網路工具（如， sniffer ）所具有的報文偵聽、流量統計分析功能外，增加了報文發送功能，可以發送mac數據幀、 ip報文、 icmp報文、 igmp報文、 arp報文等，在此基礎上還可測量網路整體的吞吐量，響應時間，故障定位，協議一致性測試等。Firstly, this paper makes a detailed study on the field control bus system ( pcs ), including the characters of pcs by comparing fcs and dcs, model networking of pcs and several popular field bus, then put forward a question for discussion combining embeded internet technology and field bus and measure and control networking model based embeded internet technology is constructed. secondly, it studies embeded system including the core of hardware ? mbeded microprocessor and real time operation system. thirdly, the method of realizing embeded internet is discussed for emphasis, and difficulty of ehernet application in industry measure & control system is analysed. an instance of measure & control networking system based embedded ip is given. finally, the author designed a networked remote video surveillance system based embedded web server, c / os - ii is sacled and ported into the embedded microprocessor at89c51. based on the c / os - ii rtos, tcp / ip protocol suite and application program is designed in detail. the system w orks well that improves that the embedded internet technology will be widely used in modern measure & control networking system and has extend values
本文首先分析了現場總線系統（ fcs ）與傳統集散控制系統（ dcs ）相比具有的特點、 fcs的網路體系結構，介紹了幾種流行的現場總線，提出了將嵌入式internet技術結合現場總線構建現代測控網路的課題；在此基礎上，構建了基於嵌入式internet技術的測控網路結構模型；深入研究了嵌入式系統的核心硬體?嵌入式微處理器，通過對比普通操作系統，描述了嵌入式實時操作系統的特點；重點研究了實現嵌入式internet的四種實現方法，並分析了以太網在工業測控系統中應用的難點，給出了一個基於嵌入式ip的網路測控系統實例；最後，研究與設計了一個基於嵌入式web服務器的遠程網路視頻監控系統，該嵌入式web服務器利用目前成熟的嵌入式實時操作系統c / os - ，通過對c / os -進行適當的裁剪、修改與移植，在at89c51嵌入式微處理器上實現了tcp / ip協議棧及應用程序，系統的成功運行證明了本文研究成果的有效性，也表明嵌入式internet技術在現代測控網路系統中具有廣闊的應用前景和推廣價值。The principle, method and procedure for adjusting loop flow distribution by measured network data ( pressure and flow of feature node ) in the hydraulic calculation of city gas network are introduced, and the cause of errors occurring when using this method is analyzed
摘要介紹了城市燃氣管網水力計算中利用實測管網數據（特徵節點的壓力和流量）調整環流量分配的原理、方法和步驟，分析了該方法出現偏差的原因。The main contributions of this dissertation are as follows : 1 ) forms a scheme of network maintance as well as realiztion of the problem testing software after a thorough analysis of the regular network problems and a pertinent comment on the merits and demerits of the network detection and maintainance methodology. 2 ) presents approaches to the realization of principles of network health testing, network resources list and connectivity testing in the network problem testing software, and gives a in - depth analysis of the key issues in design process with vivid flow charts and convincing testing results. 3 ) ponits out possible problems and offers feasible solutions in the migration and development of the embedded software from six aspects, touching upon byte order, semaphore, coding optimization, etc. 4 ) discusses the exception handling mechanisms and debugging process for the sake of improving software robustness
本文的主要工作如下: 1 ）研究了以太網常見故障並對網路探測維護方式的優缺點進行了詳盡分析，根據項目要求確定了本系統的網路維護方案，並對故障測試軟體的總體實現方案進行了設計; 2 ）闡明了網路故障測試軟體中網路健康測試、網路資源列表、連通性測試的原理，提出了相應的實現方案，分析了設計過程中的關鍵問題，並給出軟體流程圖和測試結果; 3 ）從位元組序、信號量、代碼優化等六個方面談論了嵌入式軟體在移植開發中的注意事項; 4 ）為提高軟體的健壯性，討論了本嵌入式系統軟體採用的異常處理機制以及軟體調試過程中的。They lowered nets, dredges, bathythermographs, still cameras, water bottles, coring pipes, and current meters
他們沉降下去網、挖掘機、深海溫度測量器、靜態照相機、水瓶、以及取心鉆管和測流計。The writer bases her research work on the most popular grid middleware globus toolkit, and takes grid platform of fault - handling of electric power as the application background, and her work includes : ( 1 ) researching into grounded theories of grid and key technologies of grid information service, and analyzing thoroughly the bottom implementation mechanism and related function interfaces of mds in gt3. 2 ; ( 2 ) analyzing the shortage of traditional fault - handling system of electric power, and putting forward the necessity of importing grid technology into this application domain ; ( 3 ) doing a thorough application analysis for the grid platform of fault - handling of electric power, and bringing up the architecture based on globus toolkit for this application domain, and then locating focus on the information service, finally designing and implementing the service information management module ; ( 4 ) successfully installing, configuring and testing gt3. 2 under the linux operation system, and establishing a simple virtual organization as a simulative grid environment ; ( 5 ) designing testing instances fit for the simulative grid environment, and developing grid services for testing related functions ; ( 6 ) summarizing the writer ' s research work, looking forward to the developing directions, and settling the base of succeeding work
本文的研究工作圍繞網格信息服務展開。作者以現有主流網格中間件globustoolkit為基礎平臺，以電力故障處理網格平臺作為應用背景，進行了以下研究工作: （ 1 ）對網格基礎理論和網格信息服務的關鍵技術進行了研究，並深入分析了gt3 . 2中mds的底層實現機制和相關功能介面; （ 2 ）分析了傳統電力故障處理系統的不足之處，提出在該領域引入網格技術的必要性; （ 3 ）對電力故障處理網格平臺展開應用分析，針對該領域提出了基於globustoolkit的總體架構，然後將重點定位到信息服務上，設計並實現了系統的服務信息管理模塊; （ 4 ）完成linux平臺下gt3 . 2的安裝、配置和測試工作，並構建了一個簡單虛擬組織作為模擬網格環境; （ 5 ）針對模擬環境設計測試實例，編寫網格服務對相關功能進行了測試; （ 6 ）總結作者的研究工作，展望下一階段的發展方向，為后續工作奠定了基礎。This module will use multi - thread timer technologies and accomplish tasks as network elementon - off test, network elemnet ports status query, network element ports current rate gathering 。 the interaction between
該模塊將用到多線程、定時器等多項技術，完成網元的通斷測試、網元埠狀態查詢、網元埠流量採集等任務。By realtime detecting harmonics and reactive current in the power line, then generate the compensate current which is equal to the harmful current in amplitude and opposite in direction, realtime compensation is achieved
它通過實時檢測電網諧波和無功電流，然後產生與之大小相等、相位相反的補償電流，進行實時補償。Around the globe. these features include dynamic load leveling across all available bandwidth, automatic alternate path selection, network - based error detection and recovery, traffic prioritization, data compression, and pipelining
帶寬的動態測量、網路路徑自動選擇、網路級的錯誤檢測及恢復、數據傳輸的優化、數據壓縮、流水線技術等。Both of the prices of raw materials and products and reconciliation precision are integrated into one objective - economic loss. then, sensor network design is defined as a problem of multi - objective optimization. both of the cost and economic loss are used as objectives
針對物流測量網路，綜合考慮物流價格和變量協調精度，提出了一個經濟損失最小的目標函數，並將線性測量網的傳感器配置問題定義11飯杠大學博士學位論文為一個多目標優化問題，將配置費用最低和經濟損失最小同時作為優化目標，以變量可觀性、冗餘性、控制和工藝要求等作為約束條件。The data mining model combined with neural networks algorithm and genetic algorithm make the mf nodes arrangement and establishment location predictable and auto - adaptive under the future conditions
採用神經網路與遺傳演算法相結合的數據挖掘模型，能夠使整個物流網路布局和設施選址對于未來的情況具有預測性和自適應性。As the growth of the internet popularize intensity, network traffic anomalies, which are caused by network attacks, worm virus, malicious download, equipment failure, etc, increasingly impact the network performance, some unusual offensive flow disrupts the normal operation of the network order, poses a serious threat to network security. in such situations, how to detect the network traffic anomalies accurately and in time, ensure the normal operation of the network, provide users with a good network environment, become a topic of concern
但是隨著網路的普及程度越來越高，由網路攻擊、蠕蟲病毒、惡意下載、設備異常等因素導致的網路流量異常對網路性能的影響越來越大，某些帶有攻擊性的異常流量干擾了正常的網路運行秩序，對網路安全造成了嚴重威脅。在這種情況下，如何及時而準確的檢測出網路流量異常，保證網路的正常運行，為用戶提供一個良好的網路環境成為一個備受關注的研究課題。This paper first introduces the aspects of network performance research based on traffic measurement, modeling and analysis and its state - of - the - art, secondly summarizes then the concept, models and analysis tools of self - similar traffic, and analyzes scaling behavior of packet loss with self - similar traffic input by wavelets method, thirdly introduces hidden markov model and its applications on network performance research, and then explores the cross - traffic inferring technology and the disadvantages of existing methods. after that the paper develops a new method for cross - traffic inferring based on delay jitter measurement, proves its correctness by experiments, and applies it to self - similar traffic background and real traffic trace to investigate its availability,
本文首先闡述了基於流量測量與分析的網路性能研究方向和研究現狀，而後介紹了自相似流量的基本概念和相關建模和分析技術，並採用小波分析的方法分析了單路復用網路模型在自相似流量下丟包的尺度特性，其次介紹了隱馬爾可夫模型以及其在網路性能研究中的應用，最後在此基礎上考察了網路流量推斷技術，分析了現有的方法的不足之處，提出了一種新的基於探測流延遲抖動測量的流量推斷測量技術，通過實驗證明了該方法的正確性，然後將其應用到自相似流量背景下考察了其對自相似性的推斷刻畫能力，並且通過實際流量檢驗了其有效性。In this paper, for the sake of designing manufacturing logistics network structure, using reducing logistics general costs reducing logistics investment and enhancing client service level as optimization design of logistics network structure of manufacturing, on the base of analysis and forecast of manufacturing logistics capability and requirement, author provide corresponding mathematics models for the resolvent on choosing the number. location and scale of solid establishment. on the base of research above, the author also analyzes data information analysis instrument and applied mathematics method detailedly during the course of the design of enterprise logistics network structure, and gives integrated design process of logistics network structure of manufacturing
本文主要的內容是以降低物流總成本，減少物流投資，提高客戶服務水平為製造企業物流網路結構設計與優化的戰略目標，在對企業的物流能力和物流需求進行分析和預測的基礎上，對企業物流網路結構設計，即物流固體設施的選址（主要是指使用的固體設施的數量、位置和規模）給出了對應于不同企業規模（不同數量）的物流設施的數學模型（在簡化假設條件情況下） ，並在此基礎上對企業物流網路結構的規劃具體過程中所需數據、信息、分析工具、實用設計方法進行詳細的分析，給出完整的企業物流網路結構設計的過程。An industrial monitoring network system for water - producing process based on hostlink protocol
通訊協議的制水流程測控網路系統Second, " step by step method ' : first solve part of the case, the results of the first part is been written as user difined founctions, then read these fouctions into the remain part of the case, solve the case. the last way is " porous media method " : treat highly complex region with porous media, mesh the whole space enclosure and solve the case using fluent
本文中採取了三種不同的方法對西安四聯智能股份有限公司的會議室模型進行數值計算預測流場：一是直接劃分網格進行計算；二、抽取局部進行計算，這是面對復雜問題比較常用的一種方法；三、採用類似換熱器模型的思路，利用多孔介質模型簡化復雜流場，再劃分網格進行計算。分享友人