氣流規律性 的英文怎麼說

中文拼音 [liúguīxìng]
氣流規律性 英文
air stream regularity
  • : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
  • : 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...
  • : Ⅰ名詞1 (畫圓形的工具) instrument for drawing circles 2 (規則; 成例) rule; regulation 3 [機械...
  • : Ⅰ名1 (法律; 規則) law; rule; statute; regulation 2 (律詩的簡稱) short for lüshi 3 (姓氏) a ...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 氣流 : 1 [氣象學] air current; airflow; wind current; airstream2 [語言學] breath氣流紡紗 open end spinni...
  • 規律 : law; regular pattern
  1. Also to get some new conclusion of glacial lakes burst floods, in possibility study of glacial lake burst, and in qualitified study of the safety of the glacial lakes. the first character of this paper introduce the background of this paper, set the goal, content and methodlogy of the study work in this paper. the second chapter of this paper focuses on the meterological character, runoff composition character, why not correspondency of ratio of rainfall and runoff in same period to annual value for nianchu river, lasha river, niyang river and the middle reach of yalu - zangbu river

    本文第一章介紹了課題的研究背景,提出了研究目標、內容和方法;第二章重點分析了年楚河、拉薩河、尼洋河和雅魯藏布江幹中游段的候特徵,徑組成特,同期降水、徑占年總量比例的不對應特和原因,徑年內年際變化及徑深分佈特,分析了天然洪水的特點和洪水參數;第三章介紹了冰川終磧湖的特點,結合已經發生潰決的冰川終磧湖的有關調查資料和考察資料,分析提出了危險冰湖判別指標和發生潰決的候條件、周期特徵,提出了冰湖潰決洪水的計算途徑。
  2. Ultrasonic has being attracted much attention gradually in fuel atomization because of some specialities of cavitation and infection on liquid flow. in the course of atomization of pitchy oil, especially, does it show greatly its advantage, but its material atomizational mechanism need research ulteriorly. the primary content of this thesis is about adding cantilever reed to effervescent atomizer so as to combine ultrasonic and effervescent. this thesis has discussed ultrasonic some mechanism, ultrasonic dynamical procreator, effervescent and liquid mucosity infection on atomization, at the some time we make some experiments and discuss atomization rule following some machinery parameter and run parameter so as to find some rule about ultrasonic atomization and to rich the research of ultrasonic atomization mechanism. all that will be beneficial to the design about ultrasonic atomization atomizer

    超聲波由於其空化機理及對液體的影響等特,在燃油霧化燃燒中逐步引起人們的重視,尤其在重渣油等高粘度液體的霧化過程中逐步顯示出其優越,但其具體的霧化機理還需要做進一步的研究在泡霧化噴嘴基礎加入懸臂式簧片哨,將超聲波與泡霧化相結合是本文討論的主要內容本文從研究超聲波的一些機理入手,討論了超聲動力發生器泡霧化以及液體粘度對霧化質量的影響,並通過具體的實驗,根據實驗數據來討論霧化質量隨各種結構參數運行參數的變化,以便找到超聲霧化的一些,豐富對超聲霧化機理的研究,對超聲霧化噴嘴的設計具有一定的指導意義。
  3. Three dimensional interaction flowfield over high - speed spinning projectile with lateral jets is numerically simulated in this dissertation firstly. complicated shocks wave patterns is analyzed. several factors concerned such as high - speed spinning, attack angle, base bleed and so on, are studied

    本文首次完成了高速旋轉彈丸側噴三維干擾湍場的數值模擬,分析了彈丸側噴場復雜的波系結構,研究了高速旋轉、攻角、底噴等因素對彈丸側噴場的影響,深入分析了旋轉側噴彈丸的空動力學特
  4. Reynolds numbers ( based on average velocity at passage inlet and hydraulic diameter of the passage ) are changing from 20000 to 80000 and the extraction ratios ( suction ratios, sr ) are changing from 0. 30 to 0. 60 for each test model. so the influences of reynolds numbers, suction ratios and etc. on the discharge coefficients and pressure loss characterist ics are also presented. flow fields of typical passages are visualized with the flow visualization techniques and measured with hot - wire anemometer

    對每一種通道結構,實驗在不同通道進口雷諾數( re = 20000 、 40000 、 60000 、 80000 )和不同通道總出比( sr = 0 . 30 、 0 . 45 、 0 . 60 )下進行,以研究這兩個動參數及其它相應變化的參數(膜孔的雷諾數re _ h 、膜孔與通道的動量比i等)對出阻特的影響
  5. Many researches have been done with the simulation model. it was found that some structure parameters such as the diameter of the driving piston, the diameter of the buffer piston, the stiffness of the valve spring, the compress ratio of the buffer piston, and the flux area of the solenoid valve etc. have great effect on the performance of the haecvvs. for certain performance demand of the variable vale system, there is a most suitable combination for the structure parameters

    通過對電控可變門系統的主要結構參數,如動力活塞直徑、緩沖活塞直徑、門彈簧剛度、緩沖活塞實際壓縮比、電磁閥通面積等參中壓共軌電控柴油機可變門系統的研究數對電控可變門系統啟、閉特的影響的研究發現,動力活塞直徑、門彈簧剛度、電磁閥通面積對電控可變門系統啟、閉能起著決定的作用,對於一定的門啟閉要求,這些結構參數存在一組最佳值。
  6. ( 2 ) there is stage of soil formation from the evolution of pedogenic environment in the weihe valley during holocene. soil formation shows the law of evolving from warm and wet strong soil formation period to cold and dry dust deposition period ( weak soil formation period ) and to warm and wet strong soil formation period again. the loess - soil sequence is a compound soil sectional system of different kinds of soil evolution under different bio - environment and pedogenic processes

    ( 2 )通過對全新世渭河域成壤環境演變問題的討論,揭示了全新世渭河域土壤的發育具有階段,表現為由溫濕的強成壤期向冷乾的沉積期(弱成壤期)演變、再向溫濕的強成壤期演變的;黃土一古土壤序列是不同生物候環境下、不同成壤過程發育的不同土壤類型演替而形成的復合型土壤剖面體系;而且由於冬夏季風環及其環境效應在空間上的差異,使得復合型土壤剖面體系也存在著南北差異。
  7. Understanding the three - dimensional nature of these flows and understanding the interactions between the ejected coolant and the endwall flow are the key to a successful endwall film - cooling design. results from this investigation enhance this understanding

    揭示場的三維特以及噴射的冷空與端壁附近的外場相互作用是渦輪葉柵端壁膜冷卻設計成功的關鍵,本文的研究成果增加了對此的更深入了解。
  8. 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箱和由於安裝造成的導器葉片開度不一致對風機能曲線的影響,並在此基礎上採用無節方法測量量,以風機調節能曲線為依據,建立了基於徑向基函數( rbf )神經網路的風機量全程監測模型;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、變導器開度和變管網阻力等工況下的應用精度和誤差分佈;最後用visualc + +語言開發了風機能在線監測系統。
  9. In order to look for the key factors governing fluidization characteristics in the dense phase pulverized powder feeder, the effects of the different operating conditions and the geometrical variables on the mass ratio of powder and gas and the stable conveying time of the system were investigated in the self - developed special dense phase powder conveying test - bed

    摘要為了尋找影響濃相粉體給料器化特的關鍵因素,在自行設計的專用小型濃相粉體輸送試驗臺上,考察了不同操作參數和結構參數對輸送固質量比和穩定給粉時間的影響,總結了各因素對化質量的影響
  10. Of the currently available coolers for electronic products with a high heat flux, micro - jets impingement cooling heat sinks are able to provide the best heat transfer performance : lowering the maxmal temperature and the temperature difference. the heat transfer for multiple jets impingement has been studied firstly for summarizing a few rules. and then a copper micro - jets impingement cooling heat sink consisting of five copper sheets is designed in this paper and the jet diameter is 0. 15mm

    本文首先對陣列射沖擊進行了實驗研究,總結了陣列射沖擊的一些和特,在此基礎上,根據數值模擬優化結果設計和製作了微射陣列冷卻熱沉(射孔直徑d = 0 . 15mm ) ,並採用去離子水和氮作為工質,對熱沉內體壓降和傳熱特進行了研究。
  11. In order to investigate the unsteady flow frequency domain performances of an axial flow compressor at different mass flow, rotating speed and blade row spacing, plus inlet flow distortion, and considering aerodynamic characteristics and stability of the compressor, the low speed research compressor ( lsc ) at college of energy and power in nuaa is used to carry out the experiment studies. a large amount of test data has been gained through dynamic pressure transducers embedded in the stator blades at the tip, middle and hub section, then fast fourier transform algorithm ( fft ) is applied to calculate the frequency data

    為探討軸機在工作量、工作轉速及動?靜葉排軸向間距變化時的葉片排場非定常頻譜特變化,並耦合進畸變的影響,同時與壓能和動穩定相關聯,作者利用南京航空航天大學能源與動力學院的低速大尺寸軸機( lsc )試驗器,採取在靜子葉片表面埋入動態壓力傳感器的實驗方法,對葉尖、葉中和葉根三個截面的動態壓力進行了測量,獲得了大量的可靠的實驗數據。
  12. Finished the following important consulting projects in recent years : ( 1 ) to take charge of and participate in the design of the project of 25 thousand - ton petrol and gas quays of the jiangyin petrol company. ( 2 ) to take charge of and parricipate in the design of the project of 25 thousand - ton petrol and gas quays of zhang jia gang hada company. ( 3 ) to organize the feasibility study on the coastal engineering test hall construction project of nhri. to take charge of and participate in the design of the hall ( a large - size wave basin, 70m long and 50m wide. was constructed in it ). ( 4 ) to organize the project feasibility study of the laboratory of nhri for the basic law research on sediment transport, to take charge of the design of the project, and to participate in the design of the wind and wave flume ( 180m long ), in which the scientific research projects of waterway training works and coastal engineering structures can be carried out under the combined action of wind, wave and current

    近幾年來主要完成以下幾項重大工程: 1 .主持並參與江陰石油公司2 . 5萬噸級油碼頭的設計; 2 .主持並參與張家港哈德公司2 . 5萬噸級油碼頭的設計; 3 .編寫了南京水科院海岸工程試驗廳可行研究報告,主持並參與該試驗廳的工程設計,在該試驗廳內建有70米長50米寬的大型波浪水池; 4 .編寫了南京水科院「泥沙運動基本研究實驗室」工程可行研究報告,並主持該項工程設計,參與完成180米長風浪水槽設計,該水槽建成后,可在風、浪、綜合作用下進行航道整治和海岸工程的科學研究。
  13. In this paper combustion performances of the single - head annular combustor with different swirler cups are investigated by experiment and numerical simulation. under different fuel - air ratios, profiles of exit temperature 、 combustion efficiency 、 lean blowout limit and pollutant emission are measured

    在相同的雙級旋器情況下,試驗分析不同油比對單頭部環形燃燒室的出口溫度分佈、燃燒效率、貧油熄火油比以及污染物( co _ 2 、 co和nox )排放等燃燒能的影響
  14. Effects of different fuel - air ratios and different geometric parameters of dual - stage swirler ( such as inner diameters of the primary swirl and secondary swirl passages, outer diameters of the secondary swirl passages, vane angle of the primary and secondary swirler, the distance of the flare exit from throat etc ) on combustion performances are studied experimentally. the experimental results show that radial profiles of the outlet gas temperature 、 combustion efficiency 、 emissions of co2 、 co and nox and lean blowout are affected with different degrees by the different geometric parameters of dual - stage swirler and the arrangement of primary holes

    在不同油比下,不同的雙級旋器幾何參數(例如:一級與二級旋器出口內徑d 、葉片安裝角、二級旋器出口外徑d 、二級旋器的喉道到出口截面的距離l和喉道前後的圓弧半徑r以及主燃孔孔布局等)對單頭部環形燃燒室的出口溫度分佈、燃燒效率、貧油熄火油比以及污染物( co _ 2 、 co和nox )排放等燃燒能的影響進行了研究。
  15. This paper analyzes the percolation mechanism and characteristics of gas under low - velocity percolation state in terms of slippage effect and threshold pressure effect by using molecular dynamics, thermodynamics and percolation mechanics in order to understand the practical reason of low - velocity non - darcy percolation

    摘要為明確體在低速滲狀態下的滲以及產生低速非達西滲的實質原因,運用分子動力學、熱力學和滲力學等相關知識,基於滑脫效應和閾壓效應兩方面分析了體在低速滲狀態下的滲機理及滲特徵。
  16. For hydrodynamic force, the oil - gas would migrate at vertical and lateral, and accumulate at suit traps. at the same time, for hydrogeology gyrations, petroleum would periodic migrate and ringed distribute. therefore, ground fluid is at different hydrodynamic systems

    同時,由於古水文地質的旋迴導致同一體動力體系內不同體動力系統的油一致階段式運移,並形成一個以凹陷為單元階梯式一環帶狀的油分佈
  17. Dynamic control of the limit water level belongs to non - structural measures of reservoir operation. with the analysis of the cause and rule of flood in the catchments and taking advantage of hydrology and metrology information, the operable method can be obtained which not only satisfies the flood prevention but also takes full advantage of flood resources, and the upper and lower limits of the limit water level are determined with serial hydrology calculation. then, the rule of using the upper and lower limits is put forward to reach a beneficial flood operation with small risk

    汛限水位動態控制方法屬於水庫風險調度的非工程措施范疇,通過分析域洪水的成因和庫區降雨及致洪,結合水庫的蓄泄能力,積極慎重的利用水文象預報信息,研究既能滿足防洪要求,又可充分利用洪水資源的可操作的調度方法,利用水文系列的連續演算方式推求汛限水位的變化范圍,提出使用汛限水位上下限的原則,達到風險較小、效益較大的目的。
  18. The ratio of the length to the depth of scour hole decreases with the increasing scour depth, in spite of the reason is the increase of the air concentration, the decrease of the jet velocity or the decrease of the jet thickness. 5. governing equations of the aerated jet flow are established

    對沖坑形態並沒有實質的影響,沖坑的寬深比隨沖坑深度的減小而增大,無論造成沖坑深度減小的原因四) 1大學i學博士學位論文是摻、降低速還是減小入射水舌厚度,其變化都可用相同的直線關系表示。
  19. In recent years, the seepage flow mathematical models in fractal reservoir have been extensively developed and applied and have become important methods to research nonlinear seepage flow regularity in complex reservoir

    以分形理論為基礎建立的分形油藏模型已經得到了廣泛的研究和應用,成為目前研究復雜油藏非線的一個重要工具。
  20. Because of complexity of the mechanics of bulk medium and the process of material taking, it determines the difficulty of principle study of gas and solid transportation, in order to master the main law of something clearly, the paper puts forward some necessary assumes, we design a model test - bed and take experimerftation to validate the feasibility of the project and the. validity of the theory

    由於散貨介質力學及其散貨取料過程的復雜,決定了其固二相螺旋輸送與分離機理研究的難度,為了能夠清晰地抓住事物的主要文中做出了一些必要的簡化假設,為了論證本方案的可行及理論推導的正確,建立了螺旋力吸取料機的模型試驗臺並進行了大量的實驗研究,並根據試驗數據對有關理論進行修正。
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