阻力损失
- 网络Resistance loss;pressure loss;friction loss;KPa
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水平管道粗颗粒浆体阻力损失的研究在矿业工程方面很有实际意义,而目前这方面的计算模型大多还不完善。
It is significative in mining Engineering to investigate the friction loss of coarse particle slurry in horizontal pipeline , but the research on this respect is not perfect .
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从分解炉阻力损失、物料停留时间分布和气体三维流场三方面来分析CDC分解炉所具有的阻力低、料气停留时间比大和炉容利用率高的特性。
Analyses to pressure loss in calciner , retaining time distribution of material and three-dimension flow field of gas shows that CDC calciner has features of low resistance , long retaining time of material and gas , and high utilization factor to calciner volume .
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细泥沙管道输送阻力损失计算的Wasp方法
The Wasp Method of Resistance Calculation of Fine Sand Hydraulic Transport in Pipeline
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CO2低温循环中,随着温度的降低,制冷工质的粘性对管路的流动阻力损失影响不大。
In CO2 low temperature part cycle , the viscosity of CO2 refrigerant has less effect on the flow loss in pipeline as the decreasing of temperature .
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采用Powell法,以辛八注水站为例计算,优化后注水管网管线中流体的总沿程阻力损失比优化前下降约6.3%。
For example , using feasible Arithmetic Of Powell , the energy losing declined 6.3 % in pipeline net of Xin-8 Water-injection Station after optimizing .
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其测试计算方法简单,避免了直接采用混合推动力(PC)指标没有考虑阻力损失,不便使用的局限性。
Because the water head loss had not been considered in the indicator called push capacity ( PC ), it is not convenient if the PC was used directly , now the problem can be avoided by using the indicator water head lifting .
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通过实验测试了HT-7UCICC的摩擦系数,计算得到了HT-7U导体冷却的阻力损失。
The friction factor of HT-7U CICC were tested . The test results were described and pressure losses of the HT-7U conductors were calculated .
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用CFX计算了两种结构水消声器的阻力损失,并与实验结果进行了对比分析,其误差控制在5%以下。
The predictions of resistance loss using CFX for two configurations of silencers are compared with experimental results , and the relative error is within 5 % .
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因此采用Fluent进行数值模拟计算是可行的;(3)影响弯管内阻力损失的典型参数中,流体介质的流速v、弯管弯曲半径R、管壁粗糙度△、雷诺数Re为敏感参数。
Thus , it is feasible to use Fluent to execute number simulation ;( 3 ) Impact bend resistance losses within the typical parameters , the fluid medium flow rate , pipe bending radius , wall roughness , Reynolds number are the sensitive parameters .
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螺旋流运动中水流质点的运动轨迹ds远大于旋流洞长度dx,等于延伸了旋流洞长度,加大了沿程阻力损失;
The movement track ds of water particle is further more than the length dx of eddy flow grotto , equal to extend the length of eddy flow grotto , increase the loss of resistance along its tracks ;
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根据大量实测数据,回归空载时阻力损失与入口风速和温度的关系式,并建立了分离效率与Stokes准数和Reynolds准数的数学模型。
Based a large amount of experiment data , the relationship of the flow resistance , inlet velocity and the temperature in heating conditions was obtained , and a mathematical model was established to describe the relationship of the separation efficiency , Reynolds number and Stokes number .
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在分析非牛顿流体管内滑移流动机理的基础上,提出了通过计算水煤膏管内流动广义雷诺数Reg来确定其阻力损失的方法。
Based on the analysis of slip flow mechanism in a non-Newtonian fluid pipe the authors have come up with a method for determining the resistance losses of coal water paste through the calculation of a generalized Reynolds number Reg for the in-pipe flow of coal water paste .
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此外,本文给出了DAE-2管和DAEC管平均换热系数及阻力损失的计算关联式,可用于冷凝器设计。
Further more , the empirical formulas about average heat transfer coefficient and pressure drop of the DAE-2 tube and DAEC tube are given in this paper , which can be used to design condensers .
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并对气体流经填充球床时,影响阻力损失的因素进行分析研究,用Ergun方程形式整理实验数据,获得回归方程,提出适合新型旋流热风炉阻力损失的修正系数。
Through analysis on resistance losses when gas flows over the ball packed bed and arrangement in the form of the ergun equation , the regression equation is obtained and two modified coefficients fitted to resistance loss calculation of the new type swirl flow blast stove are presented .
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堵塞后,蓄热室的阻力损失变大,但是变化趋势缓慢。
After blocking , the resistance of checker is slowly increased .
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旋风预热器阻力损失的构成及其影响因素
Pressure loss constitution and causative factor analysis to the preheater system
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水消声器阻力损失仿真研究
Emulational investigation of resistance loss of silencer used in seawater pipeline
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夹片与锚环摩擦阻力损失的分析
Analysis of the loss for friction resistance between wedge and anchor-ring
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同时降低了阻力损失,插管越长,阻力损失越小;
The pressure loss is lowered as increasing the extensions .
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扩散型消声器流场及阻力损失分析
Flow Filed Analysis and Resistance Loss Study on Diffusive Silencer
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石油化工用活塞式压缩机气阀阻力损失试验及研究
A study of compressor valve pressure drop with blow - through test
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预热器输送提升管内阻力损失的试验研究
Study on pressure drop in transfer-lifter pipe of suspension preheater
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流动阻力损失对斯特林热机功率和效率影响的理论分析
Analysis on Flow Resistance Effects on Stirling Heat Engine Power and Efficiency
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卷盘式喷灌机软管阻力损失的试验研究
Experimental study of the pressure loss of hoses of hard hose traveler
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浆体水平管道输送阻力损失计算探讨
Exploration of drag losses calculation in slurry horizontal pipeline transportation
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关于浑水管道阻力损失规律的试验研究
Experimental Study on Muddy Water Head Loss in Pipeline
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浆体管道输送中两种阻力损失计算方法的分析
Analysis of Two Calculating Methods on the Drug Loss of Slurry Pipeline Transportation
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绞吸挖泥船输泥管路的摩擦阻力损失计算
Calculation of Friction Resistance Loss for the Slurry Pipeline of Cutter Suction Dredge
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动力波湿式洗涤器的液体喷射高度及阻力损失的计算
Calculation of Height of Liquid Spray from Dynamic Wave Wet Scrubber and Resistance Loss
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膏体管道输送阻力损失研究
Study on Resistance Loss of Paste Pipeline Transportation