負荷限度 的英文怎麼說
中文拼音 [fùhéxiàndù]
負荷限度
英文
load limitation-
Though there are a certain level of counteractive impacts to the market power from the price - differentiation agreement and dynamics of demand, the influence of market power cannot be eliminated ; 3 ) in the electricity market, the market power size is greatly influenced by the supply - demand relationship, extent of concentration, and market collusion
雖然差價合約和負荷需求彈性對市場力有一定的抑制作用,但並不能消除市場力的存在。 ( 3 )電力市場的供需關系、市場的集中度以及市場共謀的有效性極大地影響著市場力的大小;發電企業的成本和發電容量的限制在某種程度上也影響著市場力的實施效果。Second, this paper analyzes the relation of reactive support service with voltage, power limit curve, transaction amounts. according to the power limit curve, this paper analyzes the source of the reactive cost to get an interzone cost function. using marginal cost theory, it concludes that the reactive spot price is the derivative of the cost function in generator buses
另外,本文還從發電機角度上分析了無功服務與電壓、功率限制曲線、發電機向負荷傳輸電能大小的關系;根據功率限制曲線對發電機無功成本的來源進行詳盡剖析,從理論上確定一個分區間的成本函數;並依據短期邊際成本理論可推出,計算發電機節點的電價可採用無功成本函數的偏導數的方法。Conclusion the changes of condylar shape induced by various operations directly influence its compressive mechanical properties and bone mineral content
3組髁突彈性極限負荷、最大負荷及剛度與骨密度之間均有顯著或極顯著意義的相關性,相關系數在0 . 862以上。There was marked and extremely marked linear positive relativity among condylar elastic - limit load, largest load, stiffness and bone density, in which all relative coefficients exceeded 0. 862
其彈性極限負荷及位移、最大負荷及位移以正常組為最高,而剛度及骨礦含量則以切削組為最高,減徑組各項指標均最低。Tag line restrict swinging of load
可限制負荷擺動弧度的牽線。By detailed calculation, the restriction of no. 11 polyester equipment first esterification reactor increasing productivity was analyzed, and the bottle neck of heat transfer capability was indicated
通過熱量衡算分析了第一酯化反應器負荷的提升限度,指出了制約傳熱能力的瓶頸。The stress of slag rests with the structure, physical characteristic, and heat transfer status of slag. taking no. 1 boiler of beilun thermal power plant as example, the walltube thermal stress and the destroying impact on slag are researched
得出鍋爐大范圍變負荷運行時熱應力能夠超過渣的強度極限引起渣結構破壞的結論,渣層的熱應力主要取決于渣的結構、物理特性和傳熱狀態。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 。The timing - and - quantitation precision injection of lpg was realized with high - speed lpg solenoid valve and a set of electronic control system, which was designed by the author and can flexibly control the gas supply system of lpg. based on the analysis of experimental data got by comparing the performances before and after the application of the set of equipment on lr6105q12 diesel engine, the effects of load, speed and replace ratio, etc on the emissions of smoke, hc and co of dual fuel engine were expounded. through optimization, the smoke emission was utmostly reduced and the emissions of hc and co were within the government restriction
為此,本文通過對各個方案進行詳細比較,選擇了電控多點順序噴射的供氣方案;利用高速lpg噴射閥和自己獨立開發出一套電子控制系統對lpg供氣進行靈活地控制,實現了lpg的定時定量噴射,並把這套裝置應用到中國一拖生產的lr6105q12柴油機上,在對改裝前後的發動機進行大量試驗和分析的基礎上,闡明了負荷、轉速、摻燒比等因素對雙燃料發動機的煙度、 hc 、 co等排放的影響情況,並且通過優化,最大限度地降低了發動機的煙度排放,同時使hc 、 co排放限制在國家標準規定的范圍之內。In this paper, the mechanism and practical effect of existing coordinated control schemes are analyzed in detail, the advantage and drawback of the different coordinated control methods in practice are indicated clearly. this paper describes a fact that it is difficult to obtain rapid load response and stable main parameters at the same time by using the recent methods, underlines that heat release is the vital parameter that should be carefully controlled
本篇在吸取了目前各種協調控制系統的優點的基礎上,提出了改進后的協調控制方案,主旨為以控制鍋爐的熱量釋放信號為核心,採用具有內在穩定特性的控制方案,充分加快機組的負荷響應速度,在機組所帶負荷已經接近當時的極限,及時限制輸出功率的增長,達到穩定機組的目的。Presently most of the theoretical method to predict the propeller - induced hull pressure fluctuation is based on the calculation method in which the pressure is induced by pulsating source in infinite flow. the calculation method is adopted and the corresponded computer program is complied. the propeller - induced hull pressure fluctuation due to blade thickness, blade load, cavity thickness and the change of the cavity volume can be analyzed respectively in the computer program
目前,螺旋槳誘導的船體表面脈動壓力的理論預報方法,大多是以無限流場中點脈動源誘導的周圍流場的脈動壓力的計算方法為基礎的,本文採用該方法編制了計算程序,可以分別考慮槳葉厚度、槳葉負荷、槳葉上空泡厚度及其體積變化在船體表面指定位置上產生的脈動壓力。The problem of energy saving of water systems in the operating condition of part load is studied. the aim is to get a more reasonable control method. using this method, the supplied flux of chilled water can meet the needed flux of the building during the operating times of part load, the on / off condition of pumps and chiller can be decided reasonably and it has the advantage of saving energy in pumps and chiller
本論文主要研究空調水系統在部分負荷下輸送的節能問題,其目的在於尋求一種較合理的控制方法,使冷水機組和水泵在空調部分負荷下運行時,輸送的冷量與實際建築物所需冷量相匹配,以決定水泵和冷水機組的啟停,最大限度地節約水泵輸送能耗及冷水機組的製冷能耗。Qiandaohu lake was very famous for its clean water quality. but in recent years the water body has become seriously eutrophic especially during summer months in some areas of the lake and came to the attention of national, provincial and city environment protection agency. the main objective of this study involved the following : sampling and monitoring water from the lake ; water quality assessment and biological assessment ; ascertain the limiting factors for phytoplankton growth ; fuzzy cluster analyse of water pollution of all sampling points ; predicting total phosphorus concentration in the lake by using static models ; setting up regression models and their application ; setting up an eco - dynamic model and its simulation
本研究根據1998 - 2000年連續監測數據,對千島湖進行了水質評價和生物評價;分析了千島湖水體富營養化的限制性因子;同時根據千島湖各個取樣點的污染狀況,對千島湖進行水環境質量區劃;利用前人的經驗統計模型預測了千島湖現有的磷濃度水平及治理所需要削減的污染物負荷量;並且組建了多個回歸統計模型,運用這些模型預測千島湖水體中的總磷濃度;最後根據多年水質、底質、生物等方面的監測數據以及千島湖流域的氣象和社會經濟狀況的資料組建機理性的千島湖富營養化模擬模型。In many - ball training, the athletes " physical burden can reach the maximum, and it will last for 100 seconds
在多球訓練中運動員生理負荷可達到極限強度,並要在此強度上持續100秒之久。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。It put out the system requirements from the whole structure, function structure, developing mode, user management, the design of software and database, safety design, system running efficiency, developing plan, etc. it put out the basic graphics operation, the module building and editing of the electrical network, the devices records and function management the devices operating management, the function producing the electrical subject chart, the outside interface function, the in - out function and webgis, etc. it discusses some advanced functions including the theory loss and practical loss computing of the distribution line, the reliability basic data producing and conversing tools, power cut management, the load supplying from other ways, the repairing management on user fault reports, th e new load installing assistant function, the management of hanging the cards and simulating operation, the monitonng and analyzing management of the running information, load monitoring and load density analyzing function and so on
從系統總體結構,功能結構,開發模式,用戶管理,軟體和數據庫設計,安全性設計,系統運行效率,開發計劃等方面滿足了系統的總體要求;系統實現了基本圖形操作,電網建模與編輯,設備臺帳及運行管理,設備操作運行管理,電力專題圖生成,外部介面,輸入輸出, web - gis等基本功能;系統還具有配電線路理論線損計算及實際線損計算,可靠性基礎數據生成和數據轉換工具,停電管理,負荷轉供功能,用戶報修管理,用戶報裝輔助,掛牌管理和模擬操作,運行信息分析監控管理,負荷監控及負荷密度分析等高級功能:並能從運行方式,用戶權限,運行日誌三個方面闡述本系統的管理方式。系統總體結構合理,功能及介面齊全,配置擴展方便,可操作性強。If it is applied in the robot vision, it could improve the intelligence degree of the robot and relieve the workers " burden. so it is applied extensively in these occasions such as machine assembles automation product line, extreme environment and so on
又因為該演算法應用於機器人視覺技術中以後,可以提高其智能化程度和減輕工人勞動負荷,因此,它被廣泛應用在機器裝配自動化生產線、極限工作環境等場合。This software are compiled in vc + + computer language. the main function of the application is to calculate the load limitation of an air - cooling steam turbine - generator set under distinct flux of cooling water, environmental temperature and environmental wind speed, and the back pressure safeguard curve of the target steam turbine are considered
應用軟體以vc + +為開發平臺,考慮了特定汽輪機組的背壓保護曲線,通過計算空冷系統的熱力特性,實時給出當前環境溫度和環境風速以及循環水流量下機組的上限負荷,從而指導機組的運行。It provides steady lifting with low noise, and is equipped with lifting brackets, anti - fall supporting protection, stopping protection against wire fracture, limiting device for maximum load, control device for maximum lifting height and fixing device for the turning angle of the bracket arm
升降平穩、噪音低,並設有舉升托架、防跌落支承保險、鋼索斷裂制動保險;最大負荷限定裝置和托臂回轉角度鎖定裝置。According to above model a ghe design procedure is presented, in which the temperature of circulating fluid is kept within desired limits in its entire life cycle. by inputting the monthly load of the air - conditioning system, design and simulation software of ghes is developed
根據以上模型,提出了地熱換熱器的設計計算方法,即保證在整個運行期內,地下環路循環液的溫度保持在限定的范圍內,並開發了以月負荷為輸入參數的地熱換熱器傳熱分析設計和模擬軟體。分享友人