spraying nozzle 中文意思是什麼
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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。 -
According to the experimental data of droplet size 、 particle spectrum range 、 droplet cone shape 、 flow rate 、 cover area and cover area rate which obtained through changing the pressure of power sprayer and the nozzle diameter in greenhouse ， this paper made comparative analysis on atomizing performance in same pressure and different nozzle type between same nozzle type and different pressure. the conclusion is that : the ejection rate and the droplet cone shape change with the variation of pressure and nozzle diameter ， average particle diameter decreases obviously and particle quantity increases obviously with the increase of pressure and decrease of nozzle diameter. these results will lay experimental foundation for precise spraying 、 low pollution and highly effective operation
本文根據溫室內動力噴霧機壓力與噴嘴孔徑的變化影響霧滴大小、粒譜范圍、霧錐形狀、流量、覆蓋面積及覆蓋面積率的試驗數據，對相同壓力下不同噴嘴型號和相同噴嘴型號時壓力不同時的微粒化性能進行對比分析和研究，得到如下結論噴出量與霧錐形狀隨著壓力和噴嘴孔徑大小變化而變化；平均粒徑隨著壓力的增加和噴嘴孔徑的減小而明顯減小；粒數隨著壓力的增加和噴嘴孔徑的減小而明顯增多，為精噴量、低污染、高防效的防除作業奠定了實驗基礎。 -
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。 -
Later, the paper ascertains how the prominent factors influence the humidifying effect by single factor experiment and got such solutions : when other situations do n ' t change, the nozzle flux will enhance with the increase of the nozzle aperture and spraying pressure. air ' s changing quantity of enthalpy and absolute humid, valid humidified quantity, humidifying efficiency and saturation efficiency will enhance with the increase of the initial water temperature. with the enhance of the praying pressure, the valid humidified quantity and air ' s changing quantity of enthalpy will increase first and decrease later, while the humidifying efficiency will drop
然後通過單因素試驗確定影響顯著的因素如何作用加濕效果，得到：在其他條件不變的情況下，噴嘴流量隨噴嘴孔徑和噴水壓力的升高而增大，空氣焓變量、絕對濕度差、有效加濕量、加濕效率及飽和效率隨噴水初溫的升高而提高，有效加濕量和空氣焓變量隨噴水壓力的升高先增加然後有所下降，而加濕效率隨噴水壓力的升高而下降，焓變量和絕對濕度差隨水氣比的增加而增大。 -
A perforated nozzle for spraying water from a hose or sprinkling can
蓮蓬式噴嘴一種使水從管子或噴水壺里噴灑出來的有孔的噴嘴 -
Aimed at some problems such as short spraying distance, electricity - leaking and reverse ionization among electrostatic nozzles existing in the country, a induction charging and pneumatic energy electrostatic nozzle was designed. the basic designing theories, structure and working process of this nozzles were theoretically specified in the paper. and then the atomization quality and charge performances of this nozzle and its affecting factors were studied by carrying out performance experiment and statistic analysis. result of the studies indicate : ( 1 ) some progress were made in solving the problems list above ; ( 2 ) from this nozzle, droplet were minute and uniform, and higher charge - mass ratio can be obtained under lower electrostatic voltage, thus the atomization quality and charge performance of this nozzle were both better ; ( 3 ) within the experiment extend, air pressure at 0. 2mpa, electrostatic voltage at 2400v were the most suitable parameters for the nozzle ; ( 4 ) the regression equations for describing droplet size, intensity of spray current and charge - mass ratio of this nozzle obtained from the experiment data had higher forecast precision ; ( 5 ) cross - effect of all factors were not significant, the atomization quality and charge performance were relative dependency affected by the factors
諸試驗因素中，充電電壓和噴孔直徑對霧滴荷質比均有極顯著的影響；氣體壓力和液體流量對霧滴荷質比的影響均不顯著；影響霧滴荷質比的主要因素依次為充電電壓和噴孔直徑; （ 8 ）在300v 、 600v 、 1200y 、 1800y 、 2400v 、 3000v六種充電電壓t ，霧滴荷質比先隨充電電壓的增加而增大， 2400v后荷質比減小，推測:對于所研製的噴頭可能存在一個最佳充電電壓; （ 9 ）由充電電壓和噴孔直徑的不同搭配所得霧滴荷質比不同這一結果，可看出，較大充電電壓需配備較大噴孔直徑以增強霧滴荷電效果; （ 10 ） td3 . 6和td3 . 4兩噴頭的霧滴荷質比曲線趨于重合，說明噴孔直徑大於滬3 -
Two phases atomizing nozzle and parallel board electrostatic precipitator were designed. ti02 powders were synthesized by plasma spraying with ethanol solution of butyl titanate as liquid feedstock on the optimized parameters
對等離子噴塗工藝進行了優化，使用噴霧裂解法，以鈦酸丁酯的乙醇溶液作為噴塗原料，成功的合成了納米tio _ 2顆粒。 -
This type of dryer was fitful for liquid drying in concurrent, counter - current or mixed air - flow. the dryer can produce powders, granules, hollow spherical particles and agglomerates products. the spraying capacity and particle size were changed by altering the parts assembled in the nozzle
壓力噴霧乾燥裝置其霧化器的結構適用易調，可通過改變噴嘴的內部結構得到所需要的噴液量和霧滴尺寸，目前該型式乾燥機已推廣應用於食品、化工、醫藥、建材、環保等行業。 -
( 2 ) base on the analysis of the atomizing principles of spray nozzle, mathematical model of combined spin - flow pressure spray drying was set up and the essential parameters such as spraying pressure, liquid quantity, temperature, spraying angle, inject distance, particle diameter and distribution, hollow diameter for several materials in normal conditions by experiment and ldv
（ 2 ）對旋流式組合壓力噴嘴噴射霧化機理加以分析，建立了旋流式噴嘴霧化的數學模型，採用冷態試驗法並藉助激光霧滴測試等實驗裝置對噴嘴的霧化參數（如霧化壓力、噴液量、料液溫度、霧化角、霧距、霧滴直徑和分佈以及噴嘴的空芯半徑等）進行測量和計算。 -
Washing gun with steel cup and adjustable nozzle for spraying water or cleaning agent or also for dusting plants with insecticide
帶不銹鋼杯和可調噴嘴，適用於噴水或清洗劑，也用於給植物噴殺蟲劑。 -
Fire and water mingles the shower nozzle adopt the peculiar device to be too busy to be tied in wedlock with spraying water and gushing fire, the end in the water column burns raging flames
水火交融噴頭採用特殊的裝置把噴水與噴火無暇結合，在水柱的頂頭燃燒熊熊烈火。 -
The effects of particle type, liquid spraying rate, liquid concentration, fluidizing gas velocity, vibrated intensity, nozzle position and atomization air pressure on the growth of particles have been analyzed and discussed
著重研究了晶種類別、料液流量、料液濃度、流化氣速、振動強度、噴嘴高度、霧化氣壓力等因素對顆粒成長的影響。 -
Spraying equipment for crop protection - air - assisted sprayers - dimensions of nozzle swivel nuts
農作物保護噴霧設備.第13部分:氣動噴霧器:噴嘴旋軸螺母尺寸
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