HOME→The influence of the angle of the air guide blade of the powder selection machine on the powder selection
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The influence of the angle of the air guide blade of the powder selection machine on the powder selection
Research on the Influence of Guide Blade Trailing Edge Structure
2019年5月14日 The complex structure at trailing edge reduces the manufacturing precision, which results in an error in the size of the trailing edge structure In this study, the performance of a stage highpressure turbine (HP turbine) is calculated out in three dimensions In the HP 2021年11月1日 The results show that the 6 blades of GV at a 60° tilt angle attained the best Cp, which was 00279 at the tip speed ratio of 053 The Cp increased up to 40% with six blades of Influence of tilt angle and the number of guide vane blades 2023年3月1日 Based on this, changing the setting angle of the inlet guide vane (IGV) is proposed and thoroughly investigated to reduce the effect of inflow direction In this study, the Influence of inflow directions and setting angle of inlet guide vane The angle of guide vane in cylindrical cage powder classifier will affect velocity and pressure;it directly affects the performance of the classifierTo research guide vanes' influences on flow Influence of Guide Vanes Angle on Flow Fields of Cylinder Cage
Open Access proceedings Journal of Physics: Conference series
2022年5月25日 By using a validated CFD model, it has been analysed the influence of the lean angle of the blade Until now, all the turbines present in the literature are leaned zero degrees, In this study, a high pressure turbine guide vane with trailing edge cutback cooling configuration is adopted The “cutback” structure of trailing edge is obtained by cutting off a corner of the blade Research on the Influence of Guide Blade Trailing Edge Structure The results show that on the inlet surface of the guide vane, an impeller with fewer blades, a smaller wrap angle, a smaller outlet angle and a smaller outlet diameter is beneficial for Analysis of the Influence of Guide Vane Wrap Angle and Number 2024年3月15日 Overall, the blade angle has a significant impact on the peak positions after the x/d = 05 section Opting for larger blade angles facilitates diffusion of the airflow, thereby Influence of secondary air blade angle and oxygenrich
Effect of Blade Outlet Angle on the Flow Field and Preventing
2020年8月27日 2 Geometry and Numerical Methods The design flow conditions of a QY10165 (6)11 highhead nooverload submersible centrifugal pump are a rated flow rate Q des = 10 m 3 /h, head = 165 m, rotating speed n = 2900 r/min, specific speed n s = 4646, and rated motor power P = 11 kW The main structural parameters of the impeller are an impeller inlet diameter 2023年4月18日 The results obtained in this paper showed that a change in the fin height had a great influence on the pneumatic performance, while changes in its thickness had less of an influenceThe Influence of a BladeGuiding Fin on the 2020年8月25日 1 Introduction Plastic centrifugal pumps have advantages such as outstanding corrosion resistance, light weight, and low price They are widely used in various fields of national economic production []In recent years, with the improvement of computer level and the continuous development of numerical simulation methods, Guo [] studied the law of radial The Influence of Blade Angle on the Performance of Plastic 2021年6月14日 They are basic design of guide vane and basic design of guide vane that added a tilt angle on the top and bottom sides by 15°, 30°, and 45° The result concluded that guide vane affects the (PDF) Study the influence of using guide vanes blades on the
Tendency angle illustration for the installation of guide vane
In this study, it has been aimed to improve the performance of vertical axis wind rotors with straight blades For this purpose, an additional performanceenhancing setup has been used, placed in Request PDF On Apr 1, 2023, Zhenhua Yuan and others published Influence of blade angle in the outer secondary air for swirl burner on the flow, combustion, and slagging characteristics in the Influence of blade angle in the outer secondary air for swirl 2024年3月15日 It can be observed that as the blade angle increases, both L and D gradually increases However, it is worth noting that the starting point of recirculation zone remains nearly constant When the blade angle of secondary air is 45°, L is 0547d, and D is 0133d Table 2 also provides the swirl number (n) for different blade anglesInfluence of secondary air blade angle and oxygenrich 2020年11月8日 Li et al 20 studied the influence of an enlarged impeller on the fan's performance, and the results showed that a larger impeller leads to higher total pressure but lower fan efficiency(PDF) The Influence of the Blade Outlet Angle on the Flow Field
Influence of Blade Exit Angle on the Performance and Internal
2023年7月31日 The impeller vane exit placement angle has a critical role in the flow characteristics of the fluid inside the lobe, thus having a profound effect on the overall pump performance The purpose of this study is to investigate the effect of the impeller exit angle on the operating characteristics of a highspeed well submersible pump, and the numerical 2023年6月23日 This paper presents results of experimental investigations and numerical simulations of a verticalaxis Htype wind turbine, considering the influence of propeller blade pitch angle on turbine characteristics An innovative airfoil profile based on a modified symmetric NACA0015 airfoil profile was used as the designed blade profile, which was tested in a wind Wind Tunnel Experimental Study on the Efficiency of Vertical2013年1月1日 It is obvious from Fig 13 that a cord angle has a great effect on airspring life The cord angle also affects the position of the most critical point where fatigue damage is the highest For a more evident presentation, fatigue damage is shown as a relative value regarding the airspring with the cord angle of 45°On the influence of the cord angle on airspring fatigue life2022年2月14日 Compared with the prototype blade; wing angle blades can effectively reduce the generation of shedding vortices at the trailing edge of the blade, and reduce the strength of shedding vortices, so (PDF) Simulation of the Influence of Wing Angle Blades on the
Powder characterization—methods, standards, and state of the art
2021年1月1日 Again, interpretation of the results is difficult and requires operator experience The flowability of the powder is interpreted as a function of the avalanche angle The lower the angle, the higher the flowability, ie, the better the powder flows The rest angle is comparable to the angle of repose of a powder sample2023年3月1日 Experimental setup The geometry of the axialflow pump used in this study was tested at the Korea Institute of Machinery and Materials, Korea The test rig’s system for the axialflow pump is Influence of inflow directions and setting angle of inlet guide and = = % % Influence of Blade Overlap and Blade Angle on the Aerodynamic 2023年2月27日 An axialflow cooling fan was taken as the research object in this paper, and a certain number of simulation models with different bladeguiding fin shapes were established The methods of computational fluid dynamics (CFD), circumferential vorticity (CV) analysis and the response surface method (RSM) based on the design of experiments (DOE) method were all The Influence of a BladeGuiding Fin on the Pneumatic MDPI
Influence of Guide Vanes Angle on Flow Fields of Cylinder Cage Powder
The angle of guide vane in cylindrical cage powder classifier will affect velocity and pressure;it directly affects the performance of the classifierTo research guide vanes' influences on flow fields of cylinder cage powder classifier at different angles,comparisons of guide vanes at 3 different angles are therefore undertaken examining air flow behaviorThe investigation of these flow 2023年10月1日 The fluent analysis determined the lift, drag, pressure average, and velocity of air at a twist angle of 35o to be 50765 N, 17016 N, 2619 kPa, and 38397 m/s, respectively(PDF) Tilt Angle Optimization of Steam Turbine Blade Model 2022年1月1日 Pneumatic conveying has advantages of saving working space, friendly environment and high degree of automation It has been widely used in the conveying of small particles and powder materials, and has broad application prospects in underground coal conveying at the same time [1, 2]Many scholars have carried out experimental and simulation Influence of the contraction angle on the injection of large coal 2024年2月1日 Eswaraiah et al [11] designed and investigated the optimization of air classifier parameters from 13°to 65° guide vane angle based on BoxBehnken experimental method, and found that when the guide vane angle was 39°, the rotating speed of rotor cage was 1200 rpm and the feeding speed was 12 kgh −1, the separation effect of rice bran/husk was optimizedInfluence of guide vane on dispersion of aggregates near the guide
RETRACTED ARTICLE: Study the influence of using guide vanes
2021年6月14日 A crossflow wind turbine has a high torque coefficient at a low tip speed ratio; therefore, it is a good candidate for a selfstarting turbine This study aims to investigate the best configuration between guide vanes and crossflow vertical axis wind turbine The experiment test was carried out to determine the turbine with the highest power coefficient The crossflow 2015年12月31日 A mathematical description of the method for obtaining gasdynamic characteristics of a centrifugal compressor stage is proposed, taking into account the control action by varying the rotor speed Calculating Methods Analysis of Variable Guide 2024年1月1日 Angle of spray direction and travel speed are important factors affecting droplet distribution in longrange airassisted spray (Cerruto, 2007; Da Cunha et al, 2018; Foque and Nuyttens, 2011a; Jensen, 2012)An appropriate forward angle with a specific travel speed influences the vertical deposition gradient on the target, thereby improving the uniformity of An angle correction method based on the influence of angle and 2020年8月27日 The influence of the blade outlet angle on preventing overload in a submersible centrifugal pump and the pump performance characteristics were studied numerically for a low specific speed multi (PDF) Effect of Blade Outlet Angle on the Flow Field and
The Influence of Angle of Attack on the Icing Distribution
2024年1月25日 This study explores the influence of angle of attack (AOA) on the icing distribution characteristics of asymmetric blade airfoil (DU97) surfaces for wind turbines under icing conditions by numerical simulation The findings demonstrate a consistence between the simulated ice shapes and experimental data The ice thickness distribution on the lower 2022年1月25日 Two symmetrical inlet straight thick guide vanes were arranged in the inlet section of the centrifugal pump, and the schematic diagram of the guide vane is shown in Figure 2The length of the vane a is 40 mm, the width b is 50 mm, the thickness c is 2 mm, the distance of the vane from the impeller inlet is 60 mm, and the offset angle between the vane and the Influence of Different Offset Angles of Inlet Guide Vanes on Flow 2022年11月7日 Abstract Trailing edge loss typically accounts for a third of the profile loss of a transonic turbine blade In this paper, two dominant influencing factors—boundary layer state and trailing edge wedge angle—are quantified using a combined experimental (single airfoil transonic tests) and computational (wallresolved LES) approach Three key findings are reported First, The Influence of Boundary Layer State and Trailing Edge Wedge Angle 2021年3月15日 To evaluate the effect of the inlet air angle of swirl diffusers of the UFAD system on micronsized particles (with diameters of 1, 25, 5, 10, and 25 μm) distribution, three different swirl diffusers with rotation angles of 30°, 45°, and 60°, and a direct diffuser with 90° angle were considered for the conditions where the diffusers are in the middle of the roomThe influence of air inlet angle in swirl diffusers of UFAD system
Experimental and numerical investigation on the influence of the
Setting angle of the front blade row of tandem cascade diffuser was investigated experimentally to understand its influence on the performance of centrifugal compressor Three diffusers with different setting angles were tested The change of front blade setting angle mainly alters The angle of attack (AOA) on the leading edge of front blades, which affects the surge point of the 2022年4月1日 Validation of the model CFD and experimental results of the Case 1 from [11] (a) Torque coefficient vs Flow coefficient (b) Input coefficient vs Flow coefficientInfluence of the blade leaning angle on the performance of a 2020年8月27日 2 Geometry and Numerical Methods The design flow conditions of a QY10165 (6)11 highhead nooverload submersible centrifugal pump are a rated flow rate Q des = 10 m 3 /h, head = 165 m, rotating speed n = 2900 r/min, specific speed n s = 4646, and rated motor power P = 11 kW The main structural parameters of the impeller are an impeller inlet diameter Effect of Blade Outlet Angle on the Flow Field and Preventing 2023年4月18日 The results obtained in this paper showed that a change in the fin height had a great influence on the pneumatic performance, while changes in its thickness had less of an influenceThe Influence of a BladeGuiding Fin on the
The Influence of Blade Angle on the Performance of Plastic
2020年8月25日 1 Introduction Plastic centrifugal pumps have advantages such as outstanding corrosion resistance, light weight, and low price They are widely used in various fields of national economic production []In recent years, with the improvement of computer level and the continuous development of numerical simulation methods, Guo [] studied the law of radial 2021年6月14日 They are basic design of guide vane and basic design of guide vane that added a tilt angle on the top and bottom sides by 15°, 30°, and 45° The result concluded that guide vane affects the (PDF) Study the influence of using guide vanes blades on the In this study, it has been aimed to improve the performance of vertical axis wind rotors with straight blades For this purpose, an additional performanceenhancing setup has been used, placed in Tendency angle illustration for the installation of guide vane Request PDF On Apr 1, 2023, Zhenhua Yuan and others published Influence of blade angle in the outer secondary air for swirl burner on the flow, combustion, and slagging characteristics in the Influence of blade angle in the outer secondary air for swirl
Influence of secondary air blade angle and oxygenrich
2024年3月15日 It can be observed that as the blade angle increases, both L and D gradually increases However, it is worth noting that the starting point of recirculation zone remains nearly constant When the blade angle of secondary air is 45°, L is 0547d, and D is 0133d Table 2 also provides the swirl number (n) for different blade angles2020年11月8日 Li et al 20 studied the influence of an enlarged impeller on the fan's performance, and the results showed that a larger impeller leads to higher total pressure but lower fan efficiency(PDF) The Influence of the Blade Outlet Angle on the Flow Field 2023年7月31日 The impeller vane exit placement angle has a critical role in the flow characteristics of the fluid inside the lobe, thus having a profound effect on the overall pump performance The purpose of this study is to investigate the effect of the impeller exit angle on the operating characteristics of a highspeed well submersible pump, and the numerical Influence of Blade Exit Angle on the Performance and Internal 2023年6月23日 This paper presents results of experimental investigations and numerical simulations of a verticalaxis Htype wind turbine, considering the influence of propeller blade pitch angle on turbine characteristics An innovative airfoil profile based on a modified symmetric NACA0015 airfoil profile was used as the designed blade profile, which was tested in a wind Wind Tunnel Experimental Study on the Efficiency of Vertical