針噴嘴 的英文怎麼說
中文拼音 [zhēnpēnzuǐ]
針噴嘴
英文
pintle-type nozzle-
This " paper mainly researches on the humidifying property of the centrifugal nozzle with firing pin type, high pressure and little aperture
課題主要對撞針型高壓小孔徑離心式噴嘴的霧化加濕性能進行研究。As to the work about theory analysis, at first, the paper describes the atomizing and humidifying process of the centrifugal nozzle with firing pin type, high pressure and little aperture and liquid physical properties. later, combining with the structure characters of this kind of nozzle, the paper studies on the theory of the atomizing and humidifying process by three phases, which is water film forming phase, water film falling into pieces phase, and heat and mass transfer between water and air phase in turn
理論工作方面,首先描述了撞針型高壓小孔徑離心式噴嘴的霧化加濕過程和液體的物理性質,然後結合撞針型高壓小孔徑離心式噴嘴的結構特點,將其霧化加濕過程分三個階段進行機理上的研究,這三個階段依次為液膜形成、液膜初次破碎及二次霧化、水與空氣的熱濕交換。Based on the theory analysis and experiment work, the paper studies the humidifying property of the centrifugal nozzle with firing pin type, high pressure and little aperture. compared with the traditional air washer, the high efficiency and energy saving character of this kind of nozzle is stood out
課題從理論和試驗兩方面分析研究了撞針型高壓小孔徑離心式噴嘴的霧化加濕性能,並將其與傳統噴水室加濕系統進行能耗比較,突出了撞針型高壓小孔徑離心式噴嘴高效節能的特點。Through the special studies on impacts to atomizing and humidifying effect from such factors as the firing pin type, centrifugal structure, higher spraying pressure, less aperture, initial water temperature and original state of the air, some conclusions are obtained, such as : the centrifugal nozzle with firing pin type, high pressure and little aperture has bigger air eddy and atomizing angle. the spaying liquid has high velocity. the droplet is small, and the heat and mass transfer velocity is high
通過對撞針型結構、離心式結構、較高的噴水壓力、較小的噴嘴孔徑、噴水初溫及待加濕空氣初狀態對霧化加濕效果的作用原理的重點分析,得到:撞針型高壓小孔徑離心式噴嘴具有較大的空氣渦與霧化角,噴出的液體流速高、液滴小、水與空氣傳熱傳質速率高,撞針型結構提高了霧化加濕效率,高壓小孔徑的特點為霧化加濕提供了較大的能量,而噴水初溫的升高會減小水的粘性力和表面張力,從而優化加濕效果。Integrated the work on theory and experiment, the paper provides technical performance material at large about the automating and humidifying character of the centrifugal nozzle with firing pin type, high pressure and little aperture to the manufacture and user. with the valuable reference during the selecting the equipment and ascertaining the parameters, the users could select and control the humid parameter
課題的理論與試驗兩方面工作相結合,為撞針型高壓小孔徑離心式噴嘴的霧化加濕性能提供了較為詳細的技術性能資料,為生產廠家和用戶在設備選型和參數選擇過程中,提供了有價值的參考,便於用戶正確而經濟地選擇、控制濕度參數,有效調節噴嘴孔徑、噴水初溫和噴水壓力的大小。Regarding the serious smoke ejection of 75 diesel engine series, this paper points out that this problem could be solved by modifying certain parameters and employing gyrating regression design. the actual experiment on 375 diesel engine series shows that, after innovation, the maximum of smoke ejection of gyrating moment falls by 24. 2 percent, and then the rating is demarcated, the smoke ejection falls by 53. 8 percent
本文針對75系列柴油機排煙嚴重的問題,通過改變噴油嘴及相關調整參數,利用多因素正交旋轉回歸設計安排試驗,取得了較好效果.在375型柴油機上的實驗結果表明:進行優化匹配調整后,最大扭矩點煙度下降24 . 2 ,標定工況時煙度下降53 . 8Needle valve nozzle mv
針閥噴嘴Diesel engines - calibrating nozzle, delay pintle type
柴油發動機.針栓型滯后校準噴嘴Calibrating nozzle, delay pintle type
道路車輛.延遲針閥式標定噴嘴Delay pintle catibrating injection nozzle
軸針式標準噴油嘴偶件When the water - air ratio increases, air ' s changing quantity of enthalpy and absolute humid will be enhanced. at last, the paper analyses the data from single factor experiment by mathematics method and gets relationship formulas about the nozzle flux, valid humidifying quantity and air ' s enthalpy changing quantity
最後,對上述單因素試驗得到的數據進行數學分析,運用線性回歸分析、多項式回歸分析和非線性回歸分析的數學方法,得到影響撞針型高壓小孔徑離心式噴嘴的噴嘴流量、有效加濕量和空氣焙變量的數學關系式。Plastics. fire behaviour. needle burner test
塑料製品.燃燒性能.針狀噴嘴試驗Its atomized parcel is so small that no drip is separated out. this kind of centrifugal nozzle has high humidifying efficiency and low energy cost, which could be used in many situations in textile factories such as directly humidifying in workshop and humidifying in air pipeline
撞針型高壓小孔徑離心式噴嘴的霧化粒子細小、無水滴析出、加濕效率高、耗能少,可直接向車間加濕,適用於紡織廠等多種應用場合。As to the work about experiment study, at first, the paper makes certain the prominent affecting factors to the automating and humidifying property of this kind of nozzle by orthogonal experiment. by jicha analysis method and fangcha analysis method, the paper got that the nozzle aperture, the initial water temperature and the spraying pressure have prominent effect to the humidifying property while the effect of the original air state is small
試驗工作方面,首先通過正交試驗確定對撞針型高壓小孔徑離心式噴嘴霧化加濕性能影響顯著的因素,運用極差分析法和方差分析法,得到噴嘴孔徑、噴水初溫和噴水壓力對噴嘴的加濕性能影響顯著,而待加濕空氣初狀態的影響相對較小。A mathematical model of automatic generation control for hydroelectric station is established, and a solution method to agc mathematical model on multi - nozzle scoop - type turbines is proposed
摘要建立了水電站廠內自動發電控制的數學模型,提出一種針對多噴嘴水斗式水輪機組的自動發電控制模型求解方法。Needle nozzle mt
針點噴嘴Pintle type nozzle
軸針式噴嘴Diesel engines - screw - in injection nozzle holders, types 20, 21, 21. 1 and 27 for pintle nozzle size ' s1 ' type ' b '
柴油發動機. s1規格b型針栓式噴嘴的20 21 21 . 1和27型擰入式噴嘴固定器Road vehicles ; screw - in injection nozzle holders types 20, 21 and 27 for pintle nozzle size " s ", type " b " ; identical with iso 7026 : 1990
道路車輛. b類s規格的針式噴嘴用的20 21和27型螺絲擰We designed five kinds of fluid pipeline and nozzle position and simulated the fluid field to make the bit clear. after comparing the simulation results we chose one better construction of fluid pipeline and nozzle position
為了分析鉆頭的井底流場特性,針對鉆頭的結構設計了五種流道形式和噴嘴組合方式,並分別進行了模擬和分析,最終選擇了一種比較理想的噴嘴布置方式。分享友人