計算流量 的英文怎麼說
中文拼音 [jìsuànliúliáng]
計算流量
英文
calculated flow rate- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
- 流量 : rate of flow; flow; runoff; discharge; throughput; (flow) rate; quantity (of flow); flux
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Calcuated nornal folw coefficient
正常計算流量系數The methods of deciding water and hot watersupply design second flow imside of buildings include square root method, experience method and probability method
建築內部給水、熱水設計秒流量計算方法有平方根法、經驗法和概率法等。Then pid flow rate control algorithm is introduced. all experiments made in this chapter are about measuring the valve parameters according to spool positions, single actuator flow rate control by the calculated flow rate feedback control method, free flow rate dividing control under the sufficient pump discharge flow rate situation, proportion flow rate dividing and flow rate dividing based on meter - in flow rate feedback control method under insufficient pump discharge flow rate situation. the results of all experiments proved that the method presented in this thesis is an effective way to overcome the unreasonable flow rate dividing when simultaneously operating multi - actuators with different inertia loads
第四章介紹了多執行器復合控制實驗系統和實驗方法;介紹了實驗採用的流量控制的pid演算法;並測定了執行器控制閥和閥芯位移相關的系數;做了單個執行器計算流量反饋流量控制、流量足夠情況下多執行器流量任意分配、流量不足情況下多執行器按比例調節流量分配和多執行器進油側流量反饋分流控制實驗;通過實驗說明了論文提出的分流控制方法能實現大小慣性負載復合操作時的合理分流。The key items influent on the characteristics of spraying have been also studied in the dissertation, we can get a good spraying result by adjusting the related parameters efficiently. ( 3 ) the theoretical model of the dynamical parameters such as temperature, moisture, pressure and contour for hot medium and particle inside the drying chamber were obtained by model, utilized the computational fluid dynamics technique to solve the problem between spraying droplets medium by arranging the double grid dispersing structure and rotary outlet structure and the developed structure improved the drying efficiency and product quality
( 3 )採用-模型實現了壓力噴霧乾燥塔的溫度場、濕度場、流場的理論建模,利用計算流體力學( cfd )技術來解決噴霧乾燥過程中熱介質與霧滴間的傳熱傳質以及動量傳遞和湍流擾動等問題,避免了乾燥過程中的設計不合理狀況;通過增加雙格柵均風裝置和旋轉出風裝置,改善了乾燥塔內的熱質傳遞,提高了乾燥塔的體積蒸發強度。Recently, a great progress has been made in aerodynamic optimization design technologies based on computational fluid dynamics. the control theory approach advocated by antony jameson is the typical methodology among them. its major advantage is that the computation of the sensitivity derivatives of cost function with respect to design variables is nearly independent of the number of design variables, which greatly saves the computational cost
近年來,計算流體力學( cfd )設計技術得到較大發展,其中最有代表性方法是jameson發展的基於控制理論(伴隨方法)的氣動優化設計技術,其顯著優點是目標函數對設計變量的梯度計算幾乎與設計變量數目無關,從而大量節省了計算費用,並成為當前cfd領域的研究熱點。Because euler equations have disconnected solutions named shock wave in numerical simulation flow field, and to make sure the disconnected solutions not expanding or vanishing among parallel computation sub - domains, there must be certain connections in the numerical value variable among the sub - domains
由於在歐拉方程數值模擬求解流場區域內存在間斷解即激波,而計算流體力學并行數值計算是在分區的基礎上進行的,為了使流場區域內的間斷解不因分區并行計算而膨脹或消失,分區之間的數值變量必然存在著一定的聯系。The design second flow formula in our country is used in the sovia union before. but the sovia used the probability method in the 1960s
如我國設計秒流量公式是沿用前蘇聯的計算方法,但蘇聯早在七十年代就以廢除,並使用概率法。It can be used in the larger scale calculation in next research. the main achievements of this project were concluded as follows : 1. substantiation of complementary relationship for area evapotranspiration based on nearly 30 years data from 432 weather stations and 512 hydrological stations in china, using means of water balance, the secular annual mean actual evapotranspiration was established
為今後進行大范圍實際蒸散發研究提供了有益的嘗試,本文主要完成以下幾個方面工作: 1區域蒸散互補關系的驗證利用432個氣象站和512個水文站全國共計944個氣象、水文站近30年的氣象、水文資料,採用水量平衡法,計算流域多年平均實際蒸散發量。Main contents for studying of the paper is : ( 1 ) analysing the outcome, characteristic and the problem of the hot water supplydesign second flow method in the europe and the usa. ( 2 ) it is determined that value frequenly of different fixture use in the period of using water high peak. ( 3 ) the relation between the n and the hot watersupply design second flow is got by applying program to computer under the different probablity
本課題研究的主要內容為: ( 1 )分析對比歐美主要國家熱水設計秒流量計算方法的結果、特點及存在的問題; ( 2 )根據我國居民生活用熱水特點,由用水量標準推算出各類型水用戶用水高峰期的衛生器具使用概率; ( 3 )編制計算機程序,計算不同使用概率情況下,給水當量與熱水設計秒流量的關系表; ( 4 )建立熱水設計秒流量q _ g和給水當量n與使用概率p之間的相關關系; ( 5 )繪制《建築給水排水設計規范》中有關熱水設計秒流量計算方法的計算用圖表。Many experts and designers hold that the design flow provided by the normal formal is a lot of lack, everybody consistently thinks that the probability method is reasonable and viable in calculating the water supply by many expert, scholar, professor ' s research
許多國內專家及設計人員反應我國現行規范公式給出的設計秒流量應用於實際中存在很多不足,通過許多專家、學者、教授的研究,大家一致認為用概率論方法計算給水流量是比較合理及可行的。Events are required to collect on demand business process measurements that are later used to compute metrics and monitor key performance indicators
隨需應變業務流程測量需要收集事件,稍後用來計算行量標準和監視key performance indicators ( kpi ) 。The method improves the precision of the precipitation isoline and is important to count the surface precipitation of the drainage area
結果表明該方法提高了繪制等雨量線的質量,對于計算流域的面雨量具有重要實際意義。With the rapid development of computational fluid dynamics and combustion theory, applying the computer to numerically simulate the complicated processes in the plasma ignition is possible. using numerical simulation can estimate the parameters which are not essay to measure and not doing so many experiments can improve its reliability and reduce the cost. so numerical simulation is a new pattern way to study the inner mechanism of the plasma ignition
隨著計算流體力學和燃燒理論的發展及計算機的廣泛應用,用數值模擬等離子點火器內部燃燒系統流動、傳熱、傳質、化學反應等復雜的過程已成為可能。應用數值模擬的方法可以對實驗難以測量的量進行預估,而不需要大量的試驗,應用數值模擬的方法來解決等離子點火器燃燒性能的分析和工程設計,有利於提高工作的可靠性和經濟性。The field workstation works under the mode of two - computer hot backup, with the function of collecting the transient parameter of natural gas, calculating the flux, accumulating the flux, showing, saving, alarming, sending the data to server, generating and printing all kinds of report forms
現場工作站採用雙機熱備份工作模式,完成天然氣實時參數的採集、瞬時流量的計算、流量累積、動畫顯示、數據存儲、實時數據上傳到服務器、數據報警、各種工作報表的自動生成和列印功能。Meanwhile, river network analysis tools ( rivertools ) and geographic information system software ( arcview ) are used to display subcatchments and river network extracted from dem data. on the platform of the digital basin built above, the xin ' anjiang model is selected for runoff simulation during the different periods
在構建數字流域的基礎上運用新安江模型模擬徑流量的方法,對不同時期的實測水文資料進行率定,率定后的模型反應了相應的下墊面及人類活動狀況,利用率定了的模型和實測長系列降水、蒸發資料,模擬計算流量過程。Introduces the structure of the multi - actuators control system based on pressure decrease sensing. then a multi - actuators control system model is developed for the constant pump discharge pressure hydraulic system. also the factors that affect the static accuracy of actuators " speed and flow rate and the dynamic characteristic are analyzed in this chapter
第二章簡單敘述了基於壓差傳感的計算流量反饋流量控制原理及其實現;介紹了基於壓差傳感的多執行器復合控制系統的構成;之後主要針對定壓系統多執行器復合控制建立了數學模型,並分析了影響執行器速度及流量穩態控制精度和動態特性的一些因素。Calculated normal flow coefficient
正常計算流量系數Calculated maximum flow coefficient
最大計算流量系數Discuss methods of traffic analysis, how to count traffic, discuss quantitative methods
討論交通量化分析之方法- -如何計算流量。This papers gives simple iterative arithmetic of flow calculation. the precision of judgement and its value was changed, but the effect of iterative number and precision is roughly equivalent to fast newton iterative arithmetic
文章提出了根據簡單牛頓迭代法來計算流量,改變精度判據並降低判據數數值,從實際迭代次數、運算精度來看效果與快速迭代法相當。分享友人