Write relation of dynamic head with co-efficient of discharge.
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Q: Write relation of static head with co-efficient of discharge.
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Write relation of dynamic head with co-efficient of discharge.
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- Write relation of static head with co-efficient of discharge.How to work out a Bernoulli pipe diameter change to increase or decrease flow into a Ram pump drive pipe. The ram pump selected is a: RAM PO400 with a 80mm drive pipe, will deliver 19200 liters per day to 125m The elevation of ram pump is 334m The elevation of drive inlet pipe is 359m The height being pumped to is 111mDerive the equation of finding volume flow rate for both Flow nozzle & Venturi meter
- Problem 1: Compute the specific speed for a pump operating at 1750 rpm delivering 5000 gal/min of water at a total head of 100 ft. Problem 2: Dete the NPSH availa ump draws gasc p inlet. The to 87 ft and the atmospheric pres reis 14.28The impeller of a centrifugal pump having external and internal diameter 500mm and 250mm respectively, width at out let 50mm and running at 200rpm works against a head of 48m. The velocity of flow through the impeller is constant and equal to 3m/s the vanes are set back at an angle of 400 at outlet. Determine A.inlet vane angle B.workdone by the impeller on water per second c.manometric efficiencyA Kaplan turbine of 100 B.H.P. is working under a headof 5 in and running at 210 R.P.M.The discharge through the tur.bine is 1*80 m°/sec.If now the turbine is allowed to work under a head of 15 m,what would be its new speed, discharge and power ?
- Q- (A) Compute the volumetric efficiency of hydraulic motor with a displacement of 0.00985 Vrev at 2400 rpm that is receiving fluid at the rate of 24.61 l/min. How much fluid might be expected to return to the reservoir from the case drain if 50% of the loss in volumetric efficiency can be attributed to internal leakage?Q/ Discuss the relation between the head pressure and flow rate for the benefits of connecting the pumps in series?Please solve using turbulent flow equations.
- In centrifugal pump if we know the value of actual discharge is 250 l/sec , then find the value of head. Select one: O a. 1.988 m O b. 0.1988 cm O c. 19.88 m O d. 19.88 cmDiscuss the relation between the head pressure and flow rate for the benefits of connecting the pumps in series?A. A water jet of diameter 180 mm impinges on the buckets of a Pelton turbine having overall efficiency of 85% while operating under a net head of 500 m and at speed of 420 rpm. Find the specific speed of the turbine. Take coefficient of velocity of the jet as 0.98 and speed ratio as 0.46. B. The pitch circle diameter of a Pelton wheel is 0.9 m. A jet of water of diameter 80 mm gets deflected by an angle of 170° when it impinges on the buckets. The bucket friction coefficient and coefficient of velocity of jet can be taken as 0.93 and 0.97 respectively. If the net head available on the wheel is 500 m and speed ratio is 0.45, calculate (a) the power transferred to to the wheel by the jet, (b) hydraulic efficiency, and (c) specific speed of the turbine. Take mechanical efficiency of wheel as 0.9.