Resistance coefficient
ANALYTICAL DETERMINATION OF THE REDUCED ROTATIONAL RESISTANCE COEFFICIENT OF THE CONSTRUCTION MACHINE SLEWING GEAR
... proposes to use analytical dependences to deter- mine the reduced rotational resistance coefficient for linear and point contacts using Hertz contact deformations theory and Tabor partial analytic de- ...
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Experimental Study on Influencing Factors of Resistance Coefficient and Residual Resistance Coefficient in Oilfield Z
... of resistance coefficient and re- sidual resistance coefficient, so as to provide the basis for optimizing the po- lymer flooding schemes in oilfield Z of Bohai Sea, artificial cores were made ...
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ANALYTICAL DETERMINATION OF THE REDUCED ROTATIONAL RESISTANCE COEFFICIENT OF THE CONSTRUCTION MACHINE SLEWING GEAR
... rotational resistance and the reduced fric- tion coefficient in the ...reduced coefficient of fric- tion for the rotation of construction machines, first, restricts the designer's ability to select ...
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Experimental Determination of Local Resistance Coefficient of Sudden Expansion Tube
... local resistance coefficient of sudden expansion tube is ...local resistance coefficient is de- signed in combination with theoretical derivation ...local resistance coefficient ...
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Determination of flow resistance coefficient for vegetation in open channel: laboratory study
... resistances coefficient for grass in an open ...flow resistance coefficient and also to check the optimum flow resistance with five different value of flow rate, ...roughness ...
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Model of Flow Resistance Coefficient for a Fragment of a Porous Material Deposit with Anisotropic Skeletal Structure
... the resistance coefficient as a result of an increase in the Reynolds number, which complies with the physics of the analysed phenomena but the scale of those changes is sometimes ...flow resistance ...
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Determination of some constant parameters during cutting of canola stem
... The results of Table 3 indicated that the most and the least crush resistance coefficient in stem were found 7.24 and 0.414 in angles of 60˚ and 0˚ and in diameters more than 5 mm and between 1-3 mm. Crush ...
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Analysis and Optimization of Ball Valve
... According to the results of CFD analyses, it is observed that the pressure loss changes with inlet flow volume rate and valve opening positions. If valve opening angle and inlet flow volume rates are improved, pressure ...
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Fluvial processes in compound straight channels: a laboratory investigation
... roughness coefficient, lateral distribution of stream-wise velocity, secondary currents, bed shear stress and bed formation are presented in this ...the resistance coefficient increased with flow ...
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Systematic Resistance and Propulsion Tests with Models of Single screw, Full boided, Oil Tankers
... calculated ship frictional resistance coefficient based on Schoenherr's equation with the Reynolds number corresponding to the Froude number, CA is the correlation allowance coefficient,[r] ...
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Flow Pattern and Hydraulic Parameter Characteristics of the Different Topographic Position in the Small Catchment
... the resistance coefficient of the overland flow, with the increase of rainfall intensity, the resistance coefficient of overland flow and channel flow decreases ...of resistance ...
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ESTIMATION OF BARE HULL RESISTANCE OF A ROPAX VESSEL USING THE ITTC-57 METHOD AND GERTLER SERIES DATA CHART
... hull resistance and effective power of the Ropax Vessel increases and decreases with respect to an increase or decrease in the vessel speed during operations in wet or dry ...hull resistance ...
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An investigation of Hydraulic Conductivity Determination for Anisotropic Soils
... K x = r² = x² + y² + z² ...(27) The situation when there is infiltrations from lakes with extended surface area, the flow is one- dimensional and in the vertical direction. For the case when the direction of conductivity ...
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Experimental Analysis on Thermosyphon Heatpipe to Find Heat Transfer Coefficent
... maximum resistance of heat pipe is observed to be at 155 W of heat input as ...thermal resistance observed with de-ionized water is decreasing with the increase of power ...
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The effect of milk fat globule membrane damage in the absence of air on fouling in heat exchangers : a thesis presented in partial fulfilment of the requirements for the degree of Master of Technology in Food Technology of Massey University
... heat transfer resistance of fouling deposit m 2KW-1 heat transfer coefficient after fouling formation Wm-2K 1 heat transfer coefficient prior to fouling formation Wm- 2K volume surface a[r] ...
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Effects of Heat Treatment on the Tribological and Corrosion Properties of Electrodeposited Ni-P Alloys
... containing nickel crystals, which make the alloy more resistant to corrosion. This resistance to localized corrosion is, however, limited in chloride media [5]. Second, heat treatment also favors the formation of ...
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Validation of the CFD approach for modelling roughness effect on ship resistance
... ship resistance using Computational Fluid Dynamics ...frictional resistance due to the surface roughness, the experimental validations have been made only for flat plates which have zero pressure ...ship ...
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Effect of Design Parameters on Performance of Closed Loop Pulsating Heat Pipe
... Abstract: Advancement is taking place in electronic field of engineering and increasing the demand for of smaller and effective heat transfer devices. Several cooling methods are employed to cool the electronic devices. ...
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The Oil Filtration Properties of Porous Nonwoven
... permeability coefficient, specific resistance of material and flow rate of experimental oil are shown in Figure 7(a), (b) and (c), ...permeability coefficient of material increases from ...specific ...
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Impedance Spectroscopy of Ba5GdTi3V7O30
... part of complex impedance traces semicircle(s) in the complex plane. The temperature dependent plots reveal the pre- sence of both bulk and grain boundary effects. The bulk resistance of the material decreases ...
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