air particle velocity 中文意思是什麼
air particle velocity
解釋
空氣質點速度-
According to the " solid - particle " theoretical model, a theory model of the dynamic burning - velocity of a rocket - portfire in its igniting delay - time cannulation is established, a theory model of the dynamic delay - time is educed. the factors are analyzed, setting position and shape of a igniting delay - time cannulation that affect its igniting delay - time, the theoretical basis is offered to develop the high - level precision rocket - portfire in the air
本文根據「固體粒子」效應理論，建立了點火延期管動態燃速數學模型，導出了點火延期管動態延時控制的理論計算模型，分析了火箭空中點火延期管的安裝位置及其形態對其延期時間的影響，為高精度火箭空中點火具的工程研製提供了理論依據。 -
Air is entrained as water jetting into water cushion pool, the gas - liquid two phase flows field are formed. the every phase velocity field are measured by using piv and ptv ( particle tracking velocimetry ) method in the course of jet angle 75and60 in gas - liquid flows of water cushion pool. image house of two phase flows are set up
西安理工大學碩士學位論文使用數字圖像處理技術中的piv和ptv測速技術就射流入水角75度和60度兩種情況分別測量了水墊塘模型水氣兩相流流場的各相速度場，建立了相應的兩相流流態圖像庫。 -
With gelatin liquor as adhesive and wheat meal as granulation material, the effects on spray granule ' s strength of fluidizing gas velocity, bed temperature, nozzle air pressure and adhesive concentration were studied experimentally in a batch conical fluidized bed spray particle generator
本文在一間歇錐形流化床噴霧造粒器中，以食用小麥澱粉為原料，以明膠的水溶液為粘結劑，實驗研究了流化氣速、床層溫度、噴嘴霧化空氣壓力、粘結劑濃度對噴霧造粒顆粒強度的影響。 -
Result of numerical simulation shows that the grads of continuous phase " s velocities decreases with the presence of microbubble of which the diameter is 100 / / w, the profiles of air volume fraction in the boundary layers is similar to triangle or echelon, affected by interaction among the particle, there is a saturated air fraction, within the scope of saturated air fraction, increasing the air injection ratio can accrete the friction reduction ratio, under the condition of same air injection ratio, the free - steam velocity is larger, the effect of friction reduction is worse
計算結果表明，直徑為100 m的微氣泡能減小近壁面連續相的速度梯度；微氣泡在邊界層中的濃度分佈近似為三角形或梯形分佈；受粒子間相互作用的影響，存在一飽和濃度；減阻率隨噴氣量的增大而增大，直至飽和噴氣量，此後，增大噴氣量，壁面摩擦阻力變化不大；相同噴氣量下，來流速度越大，減阻率越低。 -
Based on the numerical simulation method of finite element, the calculation method of particle vibration velocity, an important index reflecting the blasting vibration intensity, is discussed ; and an comparison analysis of the calculation results between two different kinds of charge structures decked with air and water is made
基於有限元數值模擬方法的基礎上對反映爆破震動強度的重要指標質點振動速度的計算方法進行了探討，並對空氣和水兩種不同間隔裝藥結構下的震動強度計算結果進行了對比分析。 -
In air - water system, the influence of gas superficial velocity on hydrodynamic parameters and volumetric mass transfer coefficient ( k, a ) is investigated. in order to simulate microorganism, a series doses of solid particle are added into water. in such an air - water - solid particle system, the influence of solid concentration on hydrodynamic parameters and volumetric mass transfer coefficient are studied
在空氣-水體系研究了表觀氣速對流體動力學參數和傳質動力學參數的影響；以固體顆粒模擬生物相、以柔性填料模擬生物填料床在空氣-水-固體顆粒和空氣-水-填料體系中研究固含率對流體動力學參數和傳質動力學參數的影響；以cmc溶液模擬實際操作中的液相介質研究液相粘度對上述參數的影響； 4 -
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。 -
Through setting up high velocity oxygen / air fuel spray the numerical model of field sheds, carrying the numerical simulation to high velocity fuel spray velocity characteristic and temperature characteristic of particle, its result has announced high velocity oxygen / air fuel spray particle change laws of velocity and temperature
摘要通過建立多功能超音速火焰噴塗火焰流場的數值模型，對超音速火焰噴塗粒子的速度特性和溫度特性進行數值模擬，其結果揭示了多功能超音速火焰噴塗粒子的速度和溫度的變化規律。
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