負荷估算 的英文怎麼說
中文拼音 [fùhégūsuàn]
負荷估算
英文
load estimate-
In chapter 2, the meteorological knowledge, data and the methods of the data processing, related to the study on the atmospheric loads, are simply presented. the model for the perfect gas constant, describes by the relative moisture, is developed. the influences of the variation in the vapor component in the atmosphere on the perfect gas constant are evaluated by using the changing characteristics of the temperature on the surface, its spatial gradient and the barometric pressure
第二章:簡要介紹大氣負荷研究所需的氣象科學知識、資料及其數據處理方法;建立相對濕度表示的大氣比氣體常數模型,利用地面溫度和空間垂直溫度梯度、壓力變化的規律估算大氣水汽組分變化對比氣體常數的影響;對中國及鄰區的地面氣壓記錄進行了預處理和網格化Estimation of n loss loading by runoff from paddy field during submersed period in hangjiahu area
杭嘉湖地區淹水稻田氮素徑流流失負荷估算The model of evaluating precisions for atmospheric loading respond corrections
大氣負荷響應計算誤差估計模型This project makes some researches with emphasis on the mv / lv distribution power supply situation under the present load condition. some results such as the calculation of line load rate, theoretical line consumption rate and electric voltage decrease are acquired by the mathematical analysis, and thus the power supply capability is evaluated comprehensively. the same has been done to the lv power network
課題在系統搜集分析蘇州供電企業的背景資料,即企業概況、電力需求、輸電網、高壓配電網狀況基礎上,重點研究了當前負荷下的中低壓配電網供電情況,並通過數學分析得出線路的負載率的計算、理論線損率以及電壓降等各項運行指標,綜合評估得出其供電能力。An estimation and evaluation of non - point source pollution in the yellow river basin
黃河流域非點源污染負荷估算與分析The calculations introduced in this paper can also be used to estimate the values of energy consumption in each working procedure, and to provide the corresponding parameters for production line design and the thermal load parameters for making the right selection of equipment types
通過衡算可估算在生產過程中各工序的熱量消耗指標,也可為生產線的設備設計提供設計參數,以及為化工設備的選型提供熱負荷參數。As the agricultural nfs is the most important factor for water environmental deterioration and lake eutrophication in china, more and more scientists and technologists focus on the control countermeasurc and pollution mechanism of agricultural non - point source ( nfs ). based on the investigation of natural resource and agricultural distribution, the loss rule of nitrogen and phosphorus in the typical land of qiandao lake watershed and distribution rule of the phytoplankton and physico - chemical characteristic in the lake were studied, and the input loading of nitrogen and phosphorus was also calculated by the annagnps model in this thesis. according to the routine monitoring data of the water environment in qiandao lake from 1989 to 2001, the concentrations of toxic substance and heavy metal were under the monitoring limit, but the total nitrogen ( tn ) and total phosphorus ( tp ) were much higher than the criterion for lake and reservoir
本文調查了千島湖流域的自然資源和農業生產情況,研究了典型坡地降雨徑流中的氮、磷污染物的輸出規律,利用annagnps模型估算流域農業非點源污染物輸入負荷,並在千島湖內設點采樣,對水質理化指標和浮游植物群落進行系統的研究,得出以下結論: 1989 2001年間的水環境常規監測資料統計分析表明,有毒物質和重金屬濃度長期在監測下限內, no _ 2 - n 、 no _ 3 - n 、 nh _ 3 - n年平均濃度均符合類標準,但湖泊水庫特定項目tn和tp濃度分別為超類和類,呈嚴重超標狀況,湖區主要污染因子是將導致富營養化的物質tn和tp 。Through a real air condition cold load calculation example of a villa, the paper provides a reference of air condition cold load per square meter in summer of guiyang
摘要對貴陽地區某別墅空調冷負荷進行詳細計算,計算結果可作為貴陽地區相似建築夏季空調冷負荷估算的參考值。The basic software consists of topology analysis, on - line load flow computation, state estimator, security analysis, dispatchers training simulator, short circuit current computation, and voltage / reactive power optimize, etc. the derived softwares consist of load control, capacitor optimizer configuration, transformer and feeder load distribution, impedance computation of generator, etc. network analysis software is powerful dispatch tool, though witch the current state of the power system can be realize, then improve the security and economic potential
Dms網路分析的基本軟體有:網路結線分析、潮流計算、狀態估計、負荷預報、短路電流計算、電壓無功優化等。派生軟體有:負荷控制、電容器優化配置、變壓器與饋線負荷分配、電源阻抗計算等。網路分析軟體是有力的調度工具,通過它可以了解和掌握當前的運行狀態,從而挖掘安全和經濟方面的巨大潛力。As an essential component of dms, the system will supplement itself in the following aspect, short circuit current calculation, theoretical losing, voltage / reactive power optimize, state estimation, load forecast, etc
本軟體平臺是dms的重要組成部分,下一步將加入短路電流計算、理論線損計算、電壓無功優化、狀態估計、負荷預報等功能。Theoretical computation in the precision estimation of the change in gravity and displacements due to atmospheric loading
大氣負荷引起的重力與位移變化理論計算的精度估計The math model built into the distribution reliability management system of daqing oil field power system is clear, and the relation among each factor is explicit. this dissertation resolves the questions, which the calculation speediness and the node capability, and breaks through the number limitation of load - points and lines, by making use of special model method and new - found calculation thought. so it is an object - oriented computer management system, and is also a signification attempt in research of distribution system reliability assessment
大慶油田電網可靠性管理系統所建立的數學模型清晰,各相關因素關系清楚,獨特的建模方法和全新的計算思路,突破了負荷節點數和線路條數的限制,解決了節點容量和運算速度等技術難題,是一個面向工程應用的計算機管理系統,是配電系統可靠性評估領域一個有意義的嘗試。This thesis discussed the affection of all kinds of components contingency and the components " position in the line and other factors on the evaluation of load point reliability index. this thesis adopts a integrative method to deal with simple or complex distribution network with the system ' s practical operation characteristics and the results of the example reveal that it is feasible. the key to study the economics of power system reliability is outage costs
在定量評估負荷點或系統可靠性指標的研究中,本文較全面地分析了各元件故障和元件在線路中的位置以及計劃檢修、臨時停電、天氣因素、負荷轉移等因素對估算負荷點可靠性指標的影響;研究了現有的可靠性評估模型,結合城市電網的實際運行特點,採用一種綜合的方法估算輻射型電網的可靠性指標,算例結果表明它是有效可行的。Modeling the runoff of trihalomethane precursors from soil
土壤中三鹵甲烷前驅物質面源負荷估算模型If the bus and breaker ' s failure rate is n ' t included in account, the reliability indices will be better, and the result will be more optimistic. at the same time, the connection styles " affection on system reliability is analyzed. thirdly, a novel evaluation method based on dfs is studied
然後,提出了一種基於dfs的修正最小路演算法用於可靠性評估,採用dfs演算法求取從分支線首端到負荷點的最小路,然後根據系統的配置和實際運行方式,把非最小路上元件對負荷點可靠性指標的影響計入計算,從而計算系統可靠性指標。The research affords important suggestions for the reconstruction of urban distribution systems. this paper evaluates the reliability making use of a method named equivalence - based shortest - route method, on based of collecting basic datum and founds a series of reliability indices
本文在整理配電系統基礎數據以及建立其可靠性評估指標的基礎上,運用一種基於等值的最小路方法進行配電網可靠性的評估計算,根據得到的負荷點以及子系統的可靠性指標衡量整個系統的可靠性水平。Due to the road width shortfall on section 4 of wufu road and west river road, this section is planned as a single track 3. 14 kilometers long. this lrt line is planned to be mainly of the at - grade type, except for the area at the intersection of section 3 of chushan road and section 4 of kishon road, as well as on the north side of genko bridge over the love river, where underground sections are planned
另考量政府財政負荷,與施工對於市區交通沖擊太大,並經分析評估后建議優先興建路網,路線總長20 . 07公里,其中紅線15 . 96公里,設19座車站;綠線4 . 11公里,設5座車站,以88年幣值估算,總建造成本約需新臺幣90億元。The performance model and the online fuel consumption curve of boiler - turbine unit are the basis for load optimal distribution. the improved equal incremental principle and linear programming are adopted in plant online load optimal distribution system. the plant online load optimal distribution software is developed with the support of visual basic 6. 0, and is used in two power plants as example
通過建立各單元機組的性能模型,並在線確定機組的煤耗特性曲線,從而為實現負荷最優分配提供了可靠的依據;負荷分配演算法採用了等微增率原理和線性規劃方法,並對現有演算法進行了改進;藉助visualbasic6 . 0開發了通用性較好的軟體,並結合兩個實例就軟體分配計算結果的經濟性進行了分析和評估,結果表明,該軟體計算得到的負荷分配方案經濟、可行,具有良好的應用前景。Moreover presents a step - to - optimization contract mode that can effectively estimate the cost of customer ' s participation in order to take a customer - specific incentive payment and maximize the benefit of utility by using the customer behaviors. meanwhile also discusses a model about the dynamic flow model with the consideration with interruptible load. on the other hand, this paper discusses the influence from the demand side generation for the electric power system and presents an advanced design model for distribution networks, especially for demand side generations
本文首先總結了需求側管理的基本概念和主要內容,然後根據以前的研究成果,提出一種基於用戶行為的分步優化合約方案,能有效的估算用戶實施該措施的成本,從而達到電力公司收益最優,同時討論了考慮可中斷負荷的動態潮流模型;另一方面,本文還基於分佈發電技術,探討了用戶發電資源對電力系統的影響,並提出考慮該資源的配電網規劃模型改進方案。In most situations, cooling load calculated by traditional methods is larger than the actual one. concerning with this deviation, coefficient method based on transfer function was investigated in this thesis. the result was used to develop a program for calculation of cooling load
2 、針對目前國內設計採用的建築物冷負荷計算值比實際冷負荷大、甚至相差成倍之多的問題,對建立在傳遞函數上的冷負荷系數法進行了研究,編制了計算程序,計算程序有估算與詳細計算兩種方法。分享友人