進口旋流 的英文怎麼說
中文拼音 [jìnkǒuxuánliú]
進口旋流
英文
inlet swirl- 進 : 進構詞成分。
- 口 : Ⅰ名詞1 (人或動物進飲食的器官; 嘴) mouth 2 (容器通外面的地方) mouth; rim 3 (出入通過的地方) ...
- 旋 : 旋Ⅰ動詞1 (旋轉) whirl 2 (用車床切削或用刀子轉著圈地削) turn sth on a lathe; lathe; pare Ⅱ名詞...
- 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...
- 進口 : 1 (船隻進港) enter port; sail into a port2 (外貿進口) import3 (入口) entrance; [機械工程] i...
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The results indicate that : the high positioned air inflow do good to heat transfer in rotator disk ; different size of radial outflow have small effects on flow and heat transfer ; the heat transfer near rotating disk increases as rotating reynold number increases or non - dimensional mass flow rate increases
結果表明,高位軸向進氣對轉盤換熱有利;不同的徑向出口大小對盤腔內的流動換熱影響不大;隨旋轉雷諾數和無量綱質量流量增加,轉盤盤面的換熱效果增強。By comparing the results with relative experiment data, it is shown that rng k - is more exactly than the other turbulent model. 2 ) the influences of axial inflow position, radial outflow size, rotating reynold number, non - dimensional mass flowrate and axial inflow angle on the flow and heat transfer characteristics were numerically investigated for a typical rotator - stator cavity with axial inflow, radial inflow and radial outflow. the correlations for average nusselt number vs rotating reynold number or non - dimensional mass flowrate were established
( 2 )針對一典型的徑向、軸向進氣,徑向出氣的轉-靜盤腔結構,系統研究軸向進氣位置、徑向出口大小、旋轉雷諾數、無量綱質量流量和軸向垂直預旋進氣等對盤腔內流動和換熱的影響,整理出轉-靜盤腔內轉盤平均努謝爾數與旋轉雷諾數無量綱質量流量之間的準則關聯式。Its peculiarity is that the vortex pair formed on the ejection stroke can ? move far enough under the self - induced velocity, so the vortex pair is sucked into the cavity of the actuator during the suction stroke
這種流動的特點是:在作動器的「吐出」行程,其出口產生的旋渦對還來不及向下游遷移便進入了作動器的「吸入」行程,重新進入作動器腔體。Numerical investigation on the swirling flow inside a volute influenced by distorted inflow
離心風機蝸殼進口周向來流的非均勻性對其旋渦流動影響的數值研究According to the abundance well logging, mud logging and core analysis data, gaotaizi reservoir has been classified into four sand group with the principle of cycle comparison and classified control. based on the detailed study of lithologic character, sedimentary structure, paleontologic fossils, depositional sequence, rock association and logging data, the microfacies of the studied area are divided into such seven types : subaqueous distributary channel microfacies ; river mouth bar microfacies ; subaqueous interdistributary channel microfacies ; subaqueous crevasse channel microfacies ; subaqueous natural barrier microfacies ; distal bar microfacies ; delta front sheet sand microfacies. the characteristic of each sedimentary microfacies are described detailedly
通過研究大量測井、錄井資料和巖芯資料,依據「旋迴對比,分級控制」的原則,把研究區高臺子油層劃分為g 、 g 、 g 、 g四個砂層組。通過對研究區巖性、沉積構造、古生物、沉積序列、巖石組合及測井曲線特徵進行研究的基礎上,認為研究區高臺子油層屬於三角洲前緣亞相沉積,並將研究區沉積微相劃分為:水下分流河道、河口壩、水下分流河道間、水下決口扇、水下天然堤、遠砂壩、席狀砂等七種微相類型。Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed
本文在總結和分析了一個世紀以來有關曲線管道流動和換熱特性的研究成果的基礎上,以旋轉正交曲線坐標系統下的多參數旋轉螺旋管道中的對流傳熱為物理模型,通過攝動方法和有限體積法,首次對各種截面(圓截面、橢圓截面、環形截面、矩形截面)旋轉曲線管道內充分發展流動的流動結構和傳熱特性(包括耦合對流傳熱特性)以及旋轉曲線管道開口段發展流動的流動結構和換熱特性進行了系統的數值模擬和理論分析,詳細討論了各種無量綱參數對管道內軸向速度分佈、二次流結構、溫度分佈、壁面摩擦力、摩擦系數比以及管道nusselt數的影響,獲得了若干創新性成果。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
在不同油氣比下,不同的雙級旋流器幾何參數(例如:一級與二級旋流器出口內徑d 、葉片安裝角、二級旋流器出口外徑d 、二級旋流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、貧油熄火油氣比以及污染物( co _ 2 、 co和nox )排放等燃燒性能的影響規律進行了研究。The influence of operating parameters, such as pump rotation speed, suction pressure and gas content, on the performance of a multiphase rotordynamic pump is investigated
用多相泵試驗臺架測試了泵轉速、氣體進口壓力和含氣率等操作參數對螺旋軸流式多相泵輸送性能的影響。Boron coated with different content ap on the rheological properties of the slurry containing 30 % boron have been carried out with the help of the sv2 / sv2fl measuring system in haake rotary viscometer. the experimental results reveal that the rheological properties of the slurry of boron coated with 20 % ap is best, namely, the slurry has a good levelability and a long pot life. the optimum conditions in the preparation of the boron - based propellant with 30 % boron in weight were obtained, and a technical and theoretical foundation has been established for the formulae determination
3 、用進口haake旋轉粘度儀對不同包覆硼粉在硼含量為30以上的實驗配方藥漿中的流變特性研究,篩選出用20 ap包覆的硼粉所製成的藥漿不僅流平性好而且適用期長,同時找到了含硼量為30的高含硼量推進劑藥漿成功研製的成熟工藝過程及條件,為配方的進一步定型奠定了較扎實的技術和理論基礎。The shutoff valve with the test cock is to be mounted on the inlet side of the backflow preventer
帶測試旋塞的關閉閥應該安裝在防迴流閥的進口側。The following is the experimental investigations on solidification process of stearic acid. the influences which the inlet temperature and reynolds number of the cooling water have on the solidification process are presented. figures that display how heat flux change versus time has been drawn and analyzed
然後是硬脂酸凝固問題的實驗研究,分析了換熱流體進口溫度、換熱流體re數大小對凝固過程的影響,繪制了凝固過程中熱流密度變化曲線,比較了螺旋肋肋寬對強化傳熱效果的影響。According to the common method of the performance calculation of centrifugal pump, the author calculated the head and power of the pump, showed the way to get the pressure of the outlet
根據一般離心泵的計算方法,結合螺旋型離心泵的特點,論文計算了泵的揚程和功率,給出了在已知流量和進口壓力的情況下求得出口壓力的方法。Prof. horii has invented three new types of spiral flow generators. they are applied in area of engineering practice. in this paper, we depicted the actuality and background of this type of spiral flow, illustrated the important significance of its applications in engineering and basic theory
日本horii教授發明的三種自發生成螺旋流的裝置引起人們研究的興趣,本文敘述了國際上對此類螺旋流研究的現狀和背景,闡明了螺旋流研究在工業應用上和基礎理論上的重要意義,針對「環狀軸對稱開口徑向進流」旋流發生裝置進行了實驗研究。Numerical simulation on turbulent flow field within double - inlet cyclone pipe with twin cones
雙進口雙錐旋流管湍流流場的數值模擬In t his p aper r otating s tall a nd t he inlet v ortex in c entrifugal fans with inlet v ane control has been studied in laboratory. the harmonic wavelet is firstly used for time - frequency analysis and feature extraction of pulsation amplitude and frequency and development of rotating stall and inlet vortex. the development rule of rotating stall and inlet vortex and the effect to fans performance from the two has been found
文中對採用入口導流器調節的離心通風機的旋轉失速和進口渦流問題進行了實驗研究,並藉助諧波小波對旋轉失速和進口渦流的頻率、幅值特性及動態過程進行了時頻分析和特徵提取,揭示了旋轉失速和進口渦流發展的規律及二者對風機性能的影響。Develops a new type of swirling cold air diffuser and tests its performance in aspects of aerodynamics, cold air supply and noise
摘要研製了一種旋流式低溫送風口,並進行了空氣動力學、低溫送風及噪聲測試。Efficiencies are obtained by numerically solving the trajectory equations as the operation conditions and configurations of hydrocyclones are varied
若給定旋流器幾何尺寸、操作參數及旋流器進口的油滴粒徑分佈,就可以預測液-液旋流器的分離效率。Numerical simulation of recirculating turbulent flows in a swirl combustor with annular inlet and exit
環形進出口旋流燃燒室內有迴流的湍流旋流流動的數值模擬In addition, in the experiments i simulated the affection of cws jet flow to the combustor ' s aerodynamic field. from the results, we can get the affection of the location of air gun to the aerodynamic field
本文首先對3 . 5t h時的水煤漿旋流燃燒器進行了實驗研究,並採用了k -雙方程模型計算了該燃燒器的出口流場分佈。Experimental study shows : it was able to distinguish between rotating stall and the inlet vortex.,
實驗表明,旋轉失速和進口渦流能夠區分,且區域界限分離明顯。分享友人