jet nozzle 中文意思是什麼

jet nozzle 解釋
噴咀
  • jet : JET =Joint European Torus 歐洲聯合核變實驗裝置。n 1 【礦物】煤玉,黑色大理石。2 烏黑發亮的顏色。...
  • nozzle : n. 管嘴;噴嘴;〈俚語〉鼻子。 a jet [propelling] nozzle 【火箭】尾噴管。
  1. According to rigorous procedures, an experimental study was carried out to investigate the effects of jet exit velocity, flow direction, fluid subcooling and nozzle diameter on hysteresis of boiling heat transfer with impinging circular submerged jets of highly - wetting liquids

    摘要系統地研究了液體在圓形斷面噴嘴浸沒射流作用下沸騰熱滯后與射流沖擊速度大小、液體流動方向、液體過冷度和噴嘴直徑等因素的影響。
  2. A reasonable position of driving nozzle helps to achieve the maximum material flow that also depends on other parameters such as backpressure, properties of conveyed material and driving gas. it is observed that, an increase of convergent section angle is harmful to the pneumatic conveying system, and also influences on the mass flow rate of conveyed material, the distribution of static pressures in injector and the pressure drops of conveying pipe. in addition, within a reasonable scope of air mass rate, increasing the driving jet velocity is more advantageous than enlarging the dimension of driving nozzle

    試驗研究發現,氣體噴嘴位置對氣固噴射器的輸送能力影響最大,氣體噴嘴存在某一最佳位置,而這一最佳位置與背壓、輸送物料特性和輸送風特性相關聯;氣固噴射器的收縮角對其輸送能力、內部靜壓分佈和輸送管阻力特性均有適量影響,收縮角增大對整個輸送系統均不利;在適當的輸送風范圍內,提高氣體噴嘴出口速度比擴大氣體噴嘴尺寸更為有利,但氣體噴嘴出口速度過高會增加氣固噴射器和輸送管內的能量損耗,給輸送帶來不利的影響;系統背壓與氣固噴射器的氣體噴嘴出口速度的選取有關。
  3. Market outlook and development way of jet - looms and auxiliary nozzle

    無梭織機及其輔助噴嘴的市場前景與開發方向
  4. The coupling from the pulse jet in the nozzle to the unsteady flow in the tube was discussed. and the relations between the parameters of gas charge and discharge, structure, working, flowing in tube and ideal cooling efficiency were established. the theory foundation of the influence of pulse jet on the flowing in the tube and characteristic would be built

    探討了脈動射流與管內非定常流動的耦合問題,建立了脈動射流有關參數如進、排氣參數、結構參數、運行參數等和振蕩管內流動參數及理想製冷效率之間的普遍聯系,為研究脈動射流參數對振蕩管內流動及其性能的影響打下了理論基礎。
  5. And with the expandable cleaning nozzle, the user can easily vary the jet between spot and shower by exchanging the nozzle

    無需電力或特別操作,簡單易行。噴射形狀從聚點式到噴灑式可通過更換前端噴頭簡單即可實現,具有擴展性。
  6. In arbitrary curvilinear coordinate systems, three dimensional turbulent combustion flow fields of the three kinds of turbofan engine afterburner with the longitudinal heat shield 、 outer cold flow and the jet nozzle are simulated. the three - dimensional body - fitted grids are generated by an elliptical grid generation procedure and zone method

    本文在任意曲線坐標系統下對三種帶有縱向隔熱屏、外冷卻通道和尾噴管的渦扇發動機加力燃燒室的三維紊流燃燒流場進行數值模擬。
  7. The main work embodied as follows. ( 1 ) model a biowhig / suction type boundary for synthetic jet actuator, it considers the actuator cavity, exit nozzle and exterior flow field as a single computational region

    ( 2 )本文的主要工作之一是基於建立的激勵器簡化模型對合成射流流場進行二維、三維數值分析以探討合成射流流動機理。
  8. Firstly, the mechanism of self - excited oscillation was introduced. when the water jets from the inlet nozzle flows into the chamber, the momentum exchange between the jet and the liquid in the chamber occurs, thus to form an unstable shearing layer with certain thickness

    這是一種嶄新的強化換熱技術,流體脈動能夠造成換熱器全程的換熱強化,而且自激振蕩脈沖射流強化換熱技術本身是一種無功強化的方法,無需輸入外部能量來產生擾動。
  9. Noise directivity of impinging jet from a small diameter axis ymmetric convergent nozzle on a large flat plate

    低速沖擊載荷下加筋板彈塑動力響應分析
  10. Dilution and dispersion in constant horizontal flow and bottom multi - port discharging was studied in accordance with the hydraulic model test. the influence of diffusion parameters ( jet angle, jet velocity, number of nozzle, riser space ) and environmental parameters ( water depth, water velocity ) on dilution were analyzed. the experimental results show that environmental parameters have prominent effects on wastewater dilution and dispersion, in addition to that, diffuser design parameters have significant influence on wastewater dilution and dispersion. for bailonggang outfall zone, jet angel is 10 or so, nozzle number is 16 or so

    藉助於人工模型試驗,分析了恆定橫流底部多孔排放時擴散器設計參數(射流角度、射流速度、噴口個數) 、上升管間距)及環境參數(環境水深、環境流速)對污水近區稀釋擴散效果的影響,實驗結果表明,除了環境條件對污水稀釋擴散效果影響明顯之外,擴散器設計參數對污水的近區稀釋擴散也有顯著的影響,針對白龍港排放口水域,噴口射流角度宜控制在10左右,噴口個數取16個
  11. Theory of the self - excited oscillation pulsed jet nozzle

    自激振蕩脈沖射流噴嘴的理論分析
  12. However, by comparison with flap nozzle servo valve which has been used widely and popularly by now, the torque motor of jet pipe servo valve has a larger rotary inertia. this causes low natural frequency of servo valve, and thus the response speed of jet pipe servo valve is slow. moreover, the jet pipe of servo valve has large flexibility, and it is easy to excite oscillations and noise in the valve, which is named self - excited oscillations and noise

    然而與目前普遍使用的噴嘴擋板伺服閥相比,射流管伺服閥的銜鐵組件轉動慣量大,導致力矩馬達部分固有頻率低,從而響應速度慢,此外,射流管供油管柔性大,容易產生自激現象,這些缺點都使得射流管伺服閥的動態特性差,從而影響了它的工作性能。
  13. A shifting configuration of outflowing jet is recorded photogrqphically in the experiment, which behaves as “ polarised wave ”. several factors, which affect this phenomenon, are discussed, including nozzle shape, hydraulic head and surface tension

    本實驗用攝像法記錄了一種特殊的管嘴出流形態,考察了這種變化的影響因素,初步分析了發生原因。
  14. Freezing efficiency of f atom in oxidant nozzle of different contour walls, mixing mechanism of reactants in 2slot ( two - dimensional, plane symmetry nozzle ) nozzle and comparison of flow - fields & ssg between 2slot and 3slot ( 3 - slit jet plane nozzle ) have been studied by using 2d cr program. the conclusion is significant to understand the requirement of reactant flows and to generate ideas for nozzles design

    利用二維r程序,研究了單噴管型面對f原子凍結效率等參數的影響:研究了二維平面對稱噴管( 2slo )的反應流混合機制和混合角對激光器性能的影響;對比研究了zslot和三狹縫平面對稱噴管oslot )流場和增益特徵。
  15. The ratio of mach number between lateral jet and free flow induce intensity degree of jet interaction. it has no obvious difference between two interactions with two types of nozzle exit configuration, rectangle and ellipse. the shock in front of jet results in increase of shock resistance and the jet ejection causes increase of base resistance

    研究表明,側噴流與來流馬赫數之比是影響繞流場的重要因素,該值越大則側噴干擾越強烈,矩形和橢圓形兩種側噴口形狀對側噴流場干擾波系的影響並不明顯。
  16. The flow field of fadw is very complicated, especially in the free vortex jet zone. so the method is according to the ideal flow, including the design of the asymmetric supersonic laval nozzle and the diffuser

    所以,本文所建立的fadw的基本設計方法是理想狀態下的設計方法,其中主要包括非對稱超音速噴管的設計和氣動窗口擴壓器的設計方法。
  17. A lot of photographs of atomization field on high pressure jet were obtained by the use of the energetic liquid injection device and laser holographic system, so that the properties of axial and radial droplets size distribution were revealed. the relations of droplet size distribution with injection pressures, nozzle and viscosity were discussed

    利用含能液體噴射霧化模擬裝置及其全息攝影系統,得到了多種工況下液體藥射流噴霧場的全息照片,揭示了噴霧場中液滴軸向和徑向分佈規律,分析了噴射壓力、噴嘴形狀、液體粘度等對射流破碎的影響。
  18. Facilitate multi - set jet pipes and high - density nozzle according to client treatment volume

    有依客戶設置之多組噴流管及高密度噴嘴。
  19. Aadoted epoch - making telescopic nozzle technique of hirano of japan, which allows full, wasteless utilization of the hot air jet out of the floating nozzle to the width of process

    採用了日本平野公司的具有劃時代意義的伸縮噴嘴技術,從而保證了織物加工過程中噴嘴噴出的熱空氣得到最大限度的利用而無浪費。
  20. This system uses a jet - flow unit nozzle to trigger hot water dynamics, converting the heat into pressure differentiation that draws external air into the tower for heat exchange to attain cooling

    ( 2 )以一噴流單元之噴嘴引發熱水動能、轉換成壓力差,引外氣進入塔內作熱交換,達到冷卻的目的。
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