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· The work formula you used is for the work of the gas. The problem asks the work of an external agent. Is the external work positive or negative The data given are not consistent with the ideal gas law. 1 mol oxygen at 0 °C can not have 24 L volume

· hammer both have clamps allowing the hammer to connect to the pile both use wires or hoses to connect the hammer to the power unit. Other than a few basic traits however they are two very different animals. A simple explanation of the difference starts like this Electric vibratory hammers use a large electric motor on top of the hammer to

To know how to calculate drilling speeds and feeds is critical for successful drilling. In this section you find the drilling formulas and definitions needed for your drilling operations such as cutting speed feed per revolution and specific cutting force.

· Calculation methodsconveyor belts Content 1 Terminology 2 Unit goods conveying systems 3 power P M as per the given formula and used to select a belt type. With calculable effective pull F U. design cannot be used with a reversible conveyor. The take-up range is a function of the effective pull the required force F

Air Change Formula to Calculate CFM. Although a number of complex computer analysis can be done to calculate the air change rate a much simpler mathematical formula can also be used for the same purpose. This formula is incredibly straightforward and does not require any expertise to determine the ACPH (air change per hour).

The below water hammer calculator helps you calculate Pressure Increase (P) Flow Velocity (V) Upstream Pipe Length (L) Valve Closing Time (t) and Inlet Pressure (P i) alternatively with the other known values. Code to add this calci to your website. Just copy and paste the below code to your webpage where you want to display this calculator.

To know how to calculate drilling speeds and feeds is critical for successful drilling. In this section you find the drilling formulas and definitions needed for your drilling operations such as cutting speed feed per revolution and specific cutting force.

The below water hammer calculator helps you calculate Pressure Increase (P) Flow Velocity (V) Upstream Pipe Length (L) Valve Closing Time (t) and Inlet Pressure (P i) alternatively with the other known values. Code to add this calci to your website. Just copy and paste the below code to your webpage where you want to display this calculator.

· calculation. However the naval architect must still determine the amount of power (BHP or SHP) actually required to propel the ship through the water. The amount of power is determined through the concept of Effective Horsepower (EHP). Effective horsepower is defined as

Joukowsky equation does not consider column separation in its analysis of fluid hammer. Column separation can often result in surge pressures exceeding those predicted by the Joukowsky equation and therefore the Joukowsky equation should not be applied when analyzing system in which the pipeline pressure can rapidly drop below the fluid vapor

· Another formula used is o = ± where K = L.Vo/(g.Ho.tc) positive water hammer for load rejection negative water hammer for load acceptance. This head rise (or fall) due to water hammer acts over the full waterway length or over that portion of the

· As per the Engineering News formula the allowable load of driven pile is given by Where Q a = Allowable load in kg. W = Weight of hammer. h = Height of fall in cms. s = Final settlement per blow known as set. c = Empirical constant (c = 2.5 cm for drop hammer and 0.25 cm for single acting and double acting hammer)

· To help you through this process Eaton Filtration developed three calculators to calculate pressure change due to water hammer and pressure drop (or loss) for water and non-water applications. WATER HAMMER CALCULATOR. Water hammer is a pressure surge or wave that occurs when a fluid in motion is forced to suddenly stop or change direction.

· From the above equation ΔG = wPΔV = w nm where w nm = nonmechanical work. This formula signifies that decreases of G are equal to the non-mechanical work done by the system in the reversible isothermal isobaric process. Gibbs free energy equation. From definition G = HTS = U PVTS. or dG = dU PdV VdPTdSSdT.

· Enter these values into the water horsepower formula. The water horsepower or minimum power required to run the pump equals where TDH is the total dynamic head in feet Q is the flow rate in gpm and SG is the specific gravity (1 for water). Enter all the values you found into this formula to find the water horsepower for your project.

· The down-hole hammer accounts for 60 of the axial force used in rock destruction during drilling and a proper understanding of the factors affecting the down-hole hammer performance and development of a model that can give drillers an indication of down-hole hammer efficiency is an important step in achieving constant drilling

Preview Power Screws Torque Design Calculator Under static equilibrium conditions the screw rotates at a constant speed in response to the input torque T shown in the free-body diagram above. In addition the load force F normal force N and sliding friction force F f act on the power screw. tive motion.

Breaker sizing calculator parameter Choose the method provide load (in kilowatts or watts) and current (in amps) If current selected rated current of equipment and required safety factor (S.F) to be entered If load selected For option For DC 1∅ AC and 3∅ AC. For DC circuits voltage (in volts) power (in watts or kilowatts) and safety factor (S.F) (in percentage) are required

· Section 3.11 Turbine Calculations Comparing H2 with HsatV= 2583.86 kJ/kg at P2 = 0.01 MPa H2 < HsatV so the outlet state is two- phase. Using saturation properties along with H2 using Eqn 1.22 kJ/kg The actual outlet is wet steam at T2 = 45.81°C. The reversible outlet and the actual outlet are

· The second is to compute distance over which the hammer acts on the item being hammered so that the force can be computed. For example if a 5 pound hammer is swung at 50 feet per second then the kinetic energy of the hammer is 5 50 50 / 64.32 = 194 foot pounds.

· Calculations. The relationships for flow rate pressure loss and head loss through orifices and nozzles are presented in the subsequent section. These relationships all utilise the parameter. β. beta β the ratio of orifice to pipe diameter which is defined as β = D o D 1.

· The force between hammer and anvil is indeed very difficult to calculate. There are two significantly different cases 1) where the interaction is elastic (no permanent deformation of either the hammer or the anvil and 2) where the interaction is inelastic (e.g. the hammer leaves a dent in the anvil).

· Calculation of the economical correct diameter of the pipe Hydraulic Losses Where P Loss = Loss of power due to the head loss W ρ = Density of the water kg/m3 g = gravity m/s2 Q = Flow rate m3/s h f = Head loss m f = Friction factor L = Length of pipe m r = Radius of the pipe m C 2 = Calculation coefficient 5 2 2 4 2 Loss

· Calculation of the Air Requirement for Complete Combustion of Fuel Gases Example 1 Calculate the theoretical air-gas ratio at MSC of a fuel gas manufactured by the ICI 500 process containing (by volume) 14.8 CO 2 2.7 CO 48.9 H 2 33.6 CH 4

· • the gas undergoes an isentropic process → reversible adiabatic Combining this result with the ideal gas equation of state T 2 T 1 = v 1 v 2 k−1 = P 2 P 1 (k−1)/k The isentropic process is a special case of a more general process known as a polytropic process where → Pvn = constant and n is any number. Special Cases n =1 Pv= RT

This elementary reversible reaction is to be carried out adiabatically in the liquid phase under high pressure using a liquid catalyst which gives a specific reaction rate of 31.1 h-1 at 360 K. The feed enters at 330 K. Calculate the PFR volume necessary to process 100 000 gal/day (160 kmol/h) at 70 conversion of a mixture 90 mol n-butane

· A Carnot cycle that uses a two-phase fluid as the working medium is shown below in Figure 8.7.Figure 8.7(a) gives the cycle in -coordinates Figure 8.7(b) in -coordinates and Figure 8.7(c) in -coordinates. The boundary of the region in which there is liquid and vapor both present (the vapor dome) is also indicated.

· I am trying to determine / calculate the capacity of a pile that is being installed with a hydraulic hammer attached to an excavator. The hydraulic hammer has a manufactures power rating of 3577 Joules operating at 320 to 600 hammer blows per min. the operator is pushing down on the hydraulic hammer with all the added weight of the excavator (i

Using the impact force calculator Impact force formula Formula accuracy Calculation examples Using the impact force calculator. This versatile impact force calculator is useful for estimating the impact forces involved in collisions of different kinds. For example it can be used to calculate the impact force of a vehicle (car truck train) plane football of birds hitting a plane or

· Enter these values into the water horsepower formula. The water horsepower or minimum power required to run the pump equals where TDH is the total dynamic head in feet Q is the flow rate in gpm and SG is the specific gravity (1 for water). Enter all the values you found into this formula to find the water horsepower for your project.

· HILEY FORMULA . Hiley formula . For driven piles calculations are usually based on the Hiley formula or on one of the many variations of this designed to give more accurate results or great case of calculation. The basic formula is Ru = Whf S C/2 . Where . Ru = Ultimate driving capacity (ton) W = Weight of ram (ton) h

· What is a Water Hammer You might know that most liquids are incompressible (or least barely-compressible) which means no matter how much pressure you apply their volume doesn t change. This can be useful like in hydraulic cylinders but that lack of "springiness" can also lead to catastrophic failure of pipe systems.