flow pressure 中文意思是什麼
flow pressure
解釋
動水壓力-
Abstract : apply computer simulation to the distribution pattern of air - flow without considering the cold condition of the combustion and compare the flow patterns under different designed circumstances. and the effect of the design of the partition in the air way of the burner on the flow and mixture of gas and air is especially studied. the result shows that the design of partition plays a very important role in strengthening the mixture of gas and air, but increases the loss of the resistance in the air way and the total pressure of the air way in same working conditions needs increasing
文摘:應用計算機模擬的方法，在不考慮燃燒的冷態情況下，研究了熱風爐燃燒室內的氣流分佈規律.在此基礎上，比較了2種不同設計方案的氣流流動特徵，尤其是研究了燃燒器空氣通道內阻流板的設置與否對空氣和煤氣的流動和混合的影響.結果表明，阻流板的設計對加強空氣和煤氣的混合有著極為重要的作用，同時也增加了空氣管道的阻力損失，在同樣的工況條件下需要提高管道系統的總壓力 -
In this paper a kind of cardio - cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method, and the blood flowing velocity vector distributions have been calculated. in addition, the flow field distribution and the pressure on the particle surface are also calculated, when there is flow - round particle at the place of bifurcation, the move tendency of the particle is judged, the possible reasons of causing the atherosclerosis, thrombus, angioma are analysed
本文用邊界元方法研究了一類典型心腦動脈分支血管中血液流動的流體動力特性，計算了分支血管血液流動的速度矢量分佈，同時計算了分支附近有多個顆粒狀繞流物時血液的流場分佈，及顆粒物所受壓力狀況，給出了顆粒物的運動趨勢，分析了引起粥樣斑塊病變、血瘤、血栓的可能原因 -
Based on the method of energy consumption, an analysis is given of the impact, which the dirt growth of a tube and shell sewage heat exchanger will have on transfer intensity, flow pressure drop and their energy losses
本文運用熱力學能耗分析法，分析了管殼式污水換熱器中軟垢的厚度對換熱強度、流動壓降及其有效能損失的影響。 -
Simulation analysis of the flow pressure characteristic for the shearer water - spraying system
採煤機噴霧滅塵系統流量壓力特性模擬分析 -
The selection of pipe wall thickness, the calculation and design key points of the melt flow, melt pipe flow pressure fall and melt flow speed in the design of melt pipes were introduced in detail
摘要介紹了熔體管道設計中管道壁厚選擇、熔體流量、熔體管道流動壓力降和熔體流速等計算方法和設計要點。 -
Testing of lubricants ; determination of flow pressure of lubricating greases, kesternich method
潤滑劑試驗.潤滑脂流動壓力的測定.耐蝕試驗ester -
The dehydration time is square of the droplets diameter so the small diameters of the droplets can cut down the drying time then reduce the height of the drying chamber. to the combined spin - flow pressure spray drying, the diameters of droplets are small and the dehydration rate is higher so keeping the qualities of the dried products we can increase the speed of the inlet wind and reduce the temperature of the outlet wind thus can improve the evaporation intensity of the drying chamber and the average energy utilization of the drying equipment
因霧滴的脫水時間與其直徑的平方成正比，減小液滴直徑有利於縮短乾燥脫水時間，可有效降低乾燥塔的高度；由於旋流式組合壓力噴嘴霧化滴徑的減小，脫水速度明顯加快，在不影響乾燥物料性質的前提下，適當提高進風溫度，同時有效地降低排氣溫度，有利於提高幹燥塔的蒸發強度，也有利於提高幹燥設備的平均能源利用率。 -
The peculiarity of flow - pressure and the working situation of relief of relief valve is analyzed in this paper, and the reasonable range of the pressure adjusting value of relief valve in different applied condition is studied
摘要根據溢流閥的流量壓力特性和溢流工況分析，研究了在不同應用條件下，溢流閥壓力整定值的合理范圍。 -
Pressure mould former has its special characteristics developed by our company 。 it depands on the pulp flow pressure and quickly dewatering in forming zone
壓力圓網成型器是本公司開發的一種很有特點的園網成型器。它主要依靠漿流本身的壓力，在成形區內快速脫水成形。 -
( 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。 -
Mass flow pressure - difference relation
質量流量壓差關系 -
In the experiment, the infrared radiation and axial distribution of wall temperature and near wall flow pressure were measured with and without film cooling
得到了各冷卻方案噴管的壁面壓力分佈、壁溫分佈和紅外輻射特性。 -
( 4 ) the droplets diameter of the combined spin - flow pressure spray drying are between 30um and 150um and the ranges of the droplets are narrow. the average diameter of the droplets is between 50 um and 100 um and the spraying angle can be adjusted from 30 to 180
（ 4 ）採用旋流式組合壓力噴嘴霧化后的液滴直徑大都分佈在30 150um之間，霧滴分佈范圍較窄，其霧化的平均液滴直徑在50 100um左右，壓力噴嘴的霧化角度可在150 180范圍內。 -
In this dissertation, the author summed up the muti - technique in fluid dynamics, heat and mass transferring, mechanical designing and computational technique and studied the conventional pressure spray dryers with different air disperse structure and outlet equipment, at last put forward the theme i. e. the study on combined spin - flow pressure spray drying technology, the main contents were as follows : ( 1 ) the combined spin - flow pressure nozzle was designed whose novel structure has no report at present, and the structural designing parameters were obtained through analyzing the physical characteristic of materials and distribution of particles
本文總結了國內外在壓力噴霧乾燥裝置的研究應用狀況，並分析了現有噴霧乾燥裝置設計方面的優缺點，運用流體力學、空氣動力學、傳熱傳質學、機械設計和計算機技術等多學科知識，綜合研究了傳統壓力噴霧乾燥系統的單噴嘴霧化裝置在併流、逆流以及混流乾燥中的應用和噴霧乾燥塔的不同布風裝置以及出風裝置的設置情況等，提出了新型旋流式組合壓力噴霧乾燥技術並對此進行了研究，其主要內容包括： （ 1 ）本文創造性地設計出旋流式組合壓力噴嘴的基本結構，並通過對料液的物化特性研究分析以及顆粒度的分佈要求，給出了噴嘴的不同結構設計參數。 -
Factors that affect two - phase flow pressure drop are discussed in details at first. polynomial is used to fit the relation between property of differential pressure signal and lockhart - martinelli parameter x. based on the relation, a dual - parameter identification scheme using only differential pressure signal is given
討論了影響兩相流壓降的因素，用多項式擬合的方法研究了不同流型下差壓信號方差與lockhart ? martinelli參數x之間的函數關系。 -
The results showed : the cooling had significant influence on the near wall flow pressure, and the influence was different with cooling schemes
結果表明：冷卻氣流對噴管壁面壓力分佈影響較大，不同冷卻結構的壁面壓力分佈特點不同。 -
Making test of waterpower removal in the condition of different flow, pressure and pipe caliber, and also analyses the strength, steady, duration, safety and corrosively resistance, and testing and verifying the used composite energy removal construction, and the writer gives suggestion to improve the technology and construction
進行了不同流量、壓力和管徑條件下的消能水力實驗，並對其強度、穩定性、耐久性、安全性和抗腐蝕性等進行了綜合分析，對已試用的綜合式消能構築物進行了驗證和復核，提出了工藝、結構改型建議及推廣適用范圍。 -
The method has been applied successfully in two phase flow pressure signal processing
該方法已經在兩相流壓力波動信號預處理中得到成功的應用。 -
This paper analyses the type, function and characteristics of usual proportional control valves and raises a new modificative version in the light of their drawback. that is, basing on the principle of flow amplification and electrical feedback and throughout calculation and analysis on flow closed loop control and pressure flow combination., determination of the minimum controlled pressure difference as well as flow controlling range and structure of main valve and research of the dynamic and static characteristic, the paper puts forward control principle of " flow - load pressure change - displacement revision " and pressure / flow double closed loop, and further expounds that using a proportional controller and a electric mechanical transducer can separately serve the control function of pressure or flow as well as flow pressure combination
本論文分析了目前常用比例閥的類型、功能、特性，並針對其不足提出新的改進方案，即：以流量放大，電反饋兩個原理為基礎，通過對流量閉環控制及壓力流量復合的計算分析、確定上最小控制壓差及流量控制范圍，確定主閥結構、功能特性研究等，提出了「流量? ?負載壓力變化? ?位移修正」的控制原理和壓力流量雙閉環控制原理，並進一步論述了利用一個比例控制器和一個「電?機械轉換器」就可完成獨立的壓力或流量控制功能以及流量壓力復合控制功能。 -
The preliminary results obtained from the industrial production showed that the volumetric evaporation intensity and energy consumption efficiency would be up to 12kgh2o / m3. h and 60 % respectively to use the combined spin - flow pressure spray dryer. moreover, the combined spin - flow pressure sp
應用結果表明：採用新型的旋流式壓力噴霧乾燥塔的體積蒸發強度可達12kgh _ 2o m ~ 3 ? h ，能源利用率可達60 ，既提高了產品的質量和產量，又降低了設備投資和土建規模。
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