現場流速 的英文怎麼說

中文拼音 [xiànchǎngliúsù]
現場流速 英文
field velocity
  • 現 : Ⅰ名詞1 （現在; 此刻） present; now; current; existing 2 （現款） cash; ready money Ⅱ副詞（臨時; ...
  • 場 : 場Ⅰ名詞1 （平坦的空地 多用來翻曬糧食 碾軋穀物） a level open space; threshing ground 2 [方言] （...
  • 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...
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 現場 : 1. （出事地點） scene 2. （工作地點） site; spot; on-site; work field
  • 流速 : [機械工程] velocity of flow; strength; [水文] current velocity; current speed; flow rate流速管 pi...
  1. The velocity profile and pressure distribution are acquired, and some important fluxion phenomenon is obtained

    獲得了葉片外流場的速度、壓力分佈，撲捉到一些重要的流動現象。
  2. While our new product, the intelligent electrical apparatus with communication ability, can not only realize the time limit rapid action relay function independently but display and modify the action parameter of relay such as the current and the time

    而我們設計的可通信智能限時速切電流繼電器，不僅能夠獨立完成單點的限時速切保護功能，並能夠在現場對繼電器動作參數（如電流、時間）進行顯示和修改。
  3. Through the research work of this article, it is shown that cfd technology can efficeintly instruct the design of indoor air distribution and evaluate indoor air quality and ventilating effect ; the distribution of heat sources have great impact on indoor air distribution ; under variable air volume condition, the indoor temperature and velocity fields are quite even and the thermo - environment is relatively good when using diffusers with coanda effect such as square diffuser and slot diffuser to supply air

    經過本文研究發現，利用cfd技術可以有效地對空調室內氣流組織設計進行指導，全面對室內空氣品質和通風效果進行評價。熱源分佈對于空調室內的氣流組織具有極其重大的影響。在變風量條件下，利用具有良好貼附效應的送風口如方型散流器和條縫風口送風，空調室內的溫度場和速度場較均勻，室內的熱環境良好。
  4. Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied

    本文針對電站風機性能監測系統研究較少的現狀，在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響，並在此基礎上採用無節流方法測量流量，以風機調節性能曲線為依據，建立了基於徑向基函數（ rbf ）神經網路的風機流量全程監測模型；以實驗室4 - 73no . 8d離心風機為研究對象，探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律；最後用visualc + +語言開發了風機性能在線監測系統。
  5. Weather conditions deteriorated as both aircraft approached the rescue scene ; the crews experienced fierce turbulence, wind shear, driving rain and gale - force winds between 160 and 180 km an hour

    兩架飛機飛赴拯救現場時，天氣情況變壞。機組人員遇到急湍氣流風切變暴雨及時速一百六十至一百八十公里的烈風，形勢險峻。
  6. Our research obtains absolute fluent incipience and general incipience information of sand thickness field and velocity field. firstly proposed a conclusion that the ratio of incipient efficiency on fluent and general incipience varies with wind speed

    本文分析了純流體起動和綜合起動條件下沙粒的濃度場和速度場信息，發現了兩種起動的效能比隨風速的變化關系。
  7. Despite a sharp correction in march, ample liquidity and positive corporate results helped the market to recover quickly, although the previous all - time high of 20, 821 became a resistance level

    盡管3月份出現了劇烈修正，充裕的流動性和樂觀的公司盈利幫助市場快速收復失地，不過此前的歷史高點20 ， 821成為一個阻力位。
  8. In this paper, high heat penetration into a moving particulate bed is described mathematically with a comprehensive heat and mass transfer model. the distribution of gas velocity and pressure, the temperature field of gas and solid in the moving particulate bed are examined for different conditions. the results show that thermal penetration into the moving packed - bed particles by fluid flow in porous media is high only in the position near the gas entrance. the thermal penetration thickness tends to increase with the fluid flow velocity and decrease with the particle moving velocity. in the region of thermal penetration, the porosity of solid bed has significant effect on gas field and pressure loss. it is feasible to reduce the gas pressure loss by a larger width / height packed bed in design and operation. the correspondence between thermal infection depth and particle bed height would be helpful to keep high oapacity of reactor and reduce the cost of operation

    針對移動顆粒床中物料層內的高溫氣體滲流傳熱現象，考慮滲流與傳熱的相互作用，採用局部非熱平衡假設建立了多孔介質滲流傳熱物理數學模型並進行了數值計算.研究了不同情況下床內填充多孔介質中的流速、氣固溫度和床層壓力損失.計算結果表明，高溫熱氣對移動床顆粒料層的熱滲透主要發生在滲流入口端區域，增大入口滲流速度以及減小床層物料下移速度將導致物料溫度沿床高慢速下降，熱滲透深度擴大，熱滲透作用區域內的物料溫度水平提高.在熱滲透作用區域，孔隙率對流場和壓力損失有很大的影響.研究結果對于移動顆粒床反應器的設計與運行具有一定的參考作用
  9. After world war ii, especially after the end of the cold war, due to the changes of the world political structures, although the world is unpeaceful, the peace and the development have become the essential aspects in times ; following the world market coming into being and the modern science and technology developing, the globalization appears the quickly developing trend, the steps of the informational globalization and the international communication make faster and faster, and the cultural globalization have become the problem which nowadays the society must face

    二戰以來，尤其是冷戰之後，由於世界政治格局的變化，雖然世界並不安寧，但和平與發展已成為時代主流，伴隨著世界市場的日益形成和現代科學技術的發展，全球化呈現出快速發展的趨勢，信息全球化和傳播國際化的步伐加快，文化全球化已成為當今社會必須面對的問題。
  10. With piv technology, the flow field was measured to judge the performance of pump sump. by analyzing the pictures of velocity, streamline, turbulent kinetic energy and vorticity, we found that the turbulence was bigger while the ratio of the runoff increased. and the vortices always appeared in the field where the runoff was small

    通過piv試驗，測量了封閉式水泵吸水室內部的流場，以研究該水泵吸水室的性能； （ 2 ）通過分析流速圖、流線圖、湍動能圖和渦量圖，發現了流量比越大，湍動越大，漩渦總是出現在流量較小的一側。
  11. To adjust the handling capacity of the centrifuge by regulating 0 and 1 ， suggestions are put forward as follows : ( 1 ) using dc motor instead of ac motor when scr system being used, ( 2 ) mounting a coupling on the drum shaft, ( 3 ) adding a liquid supply control system to control the filling of the fluid in the coupling

    為此，提出改進建議: （ 1 ）在有scr可控硅系統的現場，用直流電動機代替交流電動機，用控制電流大小的方法來調節電動機的轉速，從而控制0 ， （ 2 ）在滾筒軸上安裝一偶合器，利用偶合器的無級調速的特點來達到自動調節離心機處理速度和處理量的目的， （ 3 ）在安裝偶合器的基礎上，增加一個液體供應控制系統。
  12. And then the author established and verified an empirical equation for the ratio of the heights of collapsed part and running part for the avalanche soils, suggested the critical flow conditions of loose avalanche soils and block avalanche soils, discussed the causes of accelerated motion of consistent debris flows on mild slope, and studied the average velocity of intermittent debris flows

    給出了判別崩塌土相對運動距離，即流高比公式，並用現場實測資料進行了驗證。提出了鬆散崩塌土和塊狀崩塌土流動化的判別條件。探討了稠性泥石流在緩坡上加速運動的成因，並討論了陣性泥石流平均流速公式。
  13. In this thesis, first, reasons and factors for the stability of loose rock dams were summarized according to the field surveys and certain expert ' s experiences. then, researches on block stability problems were reviewed, and according to the relationship between grain size and incipient velocity, it is found that the block weight is in direct proportion to 6 - 9 power of incipient velocity, and 50 % increase of the velocity will result in about 40 times change of the block weight. after that, experiments were conducted in a flume, focusing on the relationship between incipient velocity and some main factors including block weight, water depth over the dam, cross - section size, block material and river bed material

    本文首先根據散拋石壩損毀情況的現場調查資料，結合有關專家多年的整治經驗，總結出壩體的損毀原因及影響因素；對現有塊體穩定性的研究成果進行回顧和總結，並針對散拋石壩的直接損毀現象，結合山區河流的水流、地形特點，利用塊體粒徑與起動流速的關系，提出塊體穩定重量與起動流速高次方成正比的概念，流速50的增長可能導致塊體穩定重量接近40倍的變化；通過二維變坡水槽試驗，研究了壩體穩定的主要影響因素，包括塊體重量、壩頂水深、斷面尺寸、塊體材料（塊石和卵石兩種） 、護底等，結果表明對于山區河流，試圖僅僅通過增加壩體單個塊體重量或斷面尺寸來提高壩體穩定性效果甚微；最後，根據西部地區的自然、經濟、交通等條件，提出可以採用柔性混凝土鉸鏈體等一類整體性較好的護面層作為散拋石壩的防沖毀措施，以期取得良好的工程效果。
  14. The influence of pipeline flow resistance on net speed of vacuum pump is analyzed in long - distance pipeline vacuum drying, the calculation method of net speed of vacuum pump is given and checked up with site experiment

    摘要分析了長輸管道真空乾燥中真空泵組的有效抽速受管道流阻的影響，給出了有效抽速的計算方法，並用現場實驗對其進行了驗證。
  15. A transparent model is used to make the deflection jet board grounded on the inhere enlarged dimensions. the finished experiments are conducted to catch the flow rate directions and the situation of cavitation using a high - speed video cameras. in this paper, the finite element analysis and visualiation research of servo valve prestage jet flow field are carried out, which establish the theoretical foundation for mathematical model of servo valve prestage and the whole mathematical model of hydraulic servo valve

    在對射流前置級驅動的伺服閥射流流場數值模擬的基礎上，用有機玻璃在偏導射流板原始尺寸的基礎上進行了擴大，製作了透明的偏導射流板，運用高速攝像機、液壓泵站等組成了可視化實驗系統，對射流流場的流速方向、渦流、氣穴等現象進行了多方位的觀測，並通過對接收管接收壓力的測試，對流場分析結果進行了驗證。
  16. The loosing control by their governments in today ' s globalization is a globe trend, and the alliance among those airlines, airline net optimize, code share technology could let them enter into their target market with lower cost through their partner ' s surplus resource without broken the government control, then the great repay to their shareholders. to most of aero corporate, they could make furthest profits via the maximized revenue for the cost stability

    近20年來的全球航空業發展歷程告訴我們，民用航空業放開管制已是大勢所趨、全球企業間戰略聯盟方興未艾、各大航空企業集團的航線網路正不斷優化、航空公司之間的代碼共享使得航空公司得以繞開各國政府的航權管制利用對方剩餘資源低成本進入目標市場，嶄新的收益管理技術則為各大航空公司迅速發展提供了巨大而穩定的現金流量支持，同時為股東們帶來了巨額的回報。
  17. It came true to take advantage of transfer standard to compare and analyze the naturalgas standards of measurement on site. the dissertation used the transfer standards to take the site comparative experiments to the sonic nozzle standard measurement of the nation crude oil great flux measure station carried by vehicle and the standard measurement of the general pertrifaction plant. it evaluated and analyzed the measure capability of these two standards, thus to keep them fulfilling the rules of the verification and the regulations of relative criterions

    本文通過使用傳遞標準，對國家原油大流量計量站車裝音速噴嘴標準裝置和大慶石化總廠計量站氣體計量標準裝置進行現場比對試驗，對這兩項天然氣計量傳遞標準裝置的計量性能進行了評價和分析，使國家站和大慶石化的天然氣流量計量標準裝置達到了檢定規程和相關標準的規定要求。
  18. Cold spray realization and flow analysis on the high velocity flame spraying system

    基於超音速火焰噴塗技術的冷噴塗技術實現與流場分析
  19. Methods utilize magnetic resonance - mud logging ( mr - ml ) technology to rapidly and accurately analyze such parameters of cuttings, core and sidewall core as porosity, permeability, ffi, bvi and oil saturation, etc

    方法利用磁共振錄井技術在鉆井現場快速、準確地分析巖屑、巖心及井壁取心的孔隙度、滲透率、可動流體飽和度、束縛流體飽和度及含油飽和度等參數。
  20. The emergence of the ordinary digital images ( which in this paper means the digital images acquired by common non - metric digital cameras ), resolved the the problem of acquiring images quickly on the spot, and lowered the requirement for equipments and skills in photogrammetry, so that made photogrammetry a whole digital process. but all current ways to the measurement of ordinary images are based on dlt or bundles theory, which both require a lot of control points distributing properly, and are inapplicable. in order to increase the adaptability and accuracy of digital close - range photogrammetry based on common digital cameras, researches and experiments have been done on these methods in this paper, as following : 1

    普通數碼影像（在本文中主要指採用普通非量測數碼相機獲得的數碼影像）的出現，解決了現場快速獲取影像的問題，且降低了近景攝影測量作業對設備及技能的要求，並使攝影測量過程成為全數字流程，但現有的對普通數字影像的量測處理演算法均是基於直接線性變換或光線束理論的，存在像控點要求多、分佈要求高、不適宜應用的缺點。
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