How can you quickly estimate the horsepower of a pump?

1 Answer

Answer :

Try this handy little equation: Horsepower = (GPM)(Delivered Pressure) / 1715 (Efficiency) GPM =  Gallon per minute of flow Delivered pressure = Discharge minus suction pressure, psi Efficiency =  Fractional pump efficiency

Related questions

Description : With a constant diameter impeller of a centrifugal pump (A) Its capacity varies directly as the square of speed (B) Head varies as the square of speed (C) Horsepower input varies as the square of speed (D) Head varies as the speed

Last Answer : (B) Head varies as the square of speed

Description : At a constant speed of the centrifugal pump, it’s __________ the impeller diameter. (A) Capacity varies directly with (B) Head varies as the square of (C) Horsepower varies as the cube of (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Description : Horsepower requirement for given pump capacity depends upon the (A) Specific gravity of the liquid (B) Suction lift (C) Discharge head (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Description : Minimum horsepower of pump required for filling 50m3 water tank, 20 metres high from ground in 30 minutes by lifting water from a well 5 metres below the ground level is a.5.45 KW b.7.5 KW c.6.81 KW d.Tapered bearing e.66.8 KW

Last Answer : c. 6.81 KW

Description : How can one quickly estimate the additional pressure drop to be introduced with more tube passes?

Last Answer : When the calculated pressure drop inside the tubes is underutilized, the estimated pressure drop with increased number of tube passes is new tube DP = DP x (NPASS/OPASS)3 Where NPASS = New ... pressure drop, add 25% if the heat transfer is all sensible heat. Source: Gulley Computer Associates

Description : How can you estimate the efficiency of a pump?

Last Answer : The following method, developed by M.W. Kellogg, gives results within 3.5% of most manufacturers' curves. Eff % = 80-0.2855H+3.78 10-4HF-2.23 10-7HF2+5.39 10-4H2-6.39 10-7H2F+4.0 10-10H2F2 ... = Flow in GPM (gallons per minute) Applicable for heads from 50 to 300 ft and flows from 100 to 1000 GPM

Description : How can you quickly estimate your Nebraska state tax refund online?

Last Answer : You can get it online from various calculators. The best way however is to go into a tax branch like HR Block and get a calculation.

Description : how to quickly pump up the press?

Last Answer : THE MAYO CLINIC DIET DEALSThe Mayo Clinic DietThe Mayo Clinic Diet is a weight loss & lifestyle program that was designed by the experts at the Mayo Clinic. The purpose is to help you ... by teaching healthy eating and habits to develop and healthy lifestyle.More information here - cutt.ly/jjT28v2

Description : Horsepower required for a roll crusher is directly proportional to its (A) Reduction ratio (B) Capacity (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) & (B)

Description : Horsepower increase of a centrifugal gas compressor without altering the volumetric flow rate will __________ the gas discharge pressure. (A) Increase (B) Decrease (C) Not change (D) Exponentially decrease

Last Answer : (A) Increase

Description : Would you believe an electric car with 1,000 horsepower, a 0-60 time under three seconds, and a top speed over 200 miles per hour? [Link]?

Last Answer : Why not? Pound for pound, an electric motor has far more torque that a gasoline or diesel engine, no RPM restrictions (for the most part). And the battery required for this speed demonstration only ... minimal time required in a single instance, not 8 to 10 hours like a conventional electric car.

Description : Is horsepower ACTUALLY equivalent to the number of horses that the number says it is?

Last Answer : No. It was supposed to be an approximation based on comparing draft horses to steam engines.

Description : How do you convert engine cc's to horsepower?

Last Answer : There is no direct method, An engines displacement is only one of several factors that influence power output, Some of these are: compression ratio, ignition timing, camshaft, piston and cylinder ... mass-produced versions of the exact same design will vary slightly and change with use and wear.

Description : How many watts is equal to one horsepower? -General Knowledge

Last Answer : answer:

Description : How many watts equals 1 horsepower ?

Last Answer : One horsepower equals 646 watts.

Description : 1 horsepower = how many watts ?

Last Answer : 1 horsepower = 746 watts.

Last Answer : One horsepower equals 746 watts.

Last Answer : In the 18th century, the Scottish engineer James Watt introduced this unit , called the Draft Horse, a horse used for heavy work to compare the power of his steam engine . Although there have been ... use horsepower , everyone would use watts . If anyone does, then watts and horsepower are two.

Description : how to winterize a 25 horsepower pontoon boat motor

Last Answer : Need Answer

Description : How many horsepower is 169cc?

Last Answer : Need answer

Description : What is 1995 arctic cat z440 horsepower?

Last Answer : Feel Free to Answer

Description : How much horsepower does a CR 80 5R have?

Last Answer : Feel Free to Answer

Description : How many horsepower is 338 cc?

Last Answer : Feel Free to Answer

Description : How much horsepower does the Harley Davidson 103 motor have?

Last Answer : Need answer

Description : What is the horsepower of a 1982 Chevy 454?

Last Answer : Need answer

Description : How much extra horsepower do nitrous kits add?

Last Answer : There are many wild and outlandish claims out there about how much horsepower can be added However independent tests seem to confim most kits will add about 20 extra horsepower.

Description : How many horsepower will a 3 cylinder engine deliver?

Last Answer : Well, based on my research, the average Horsepower delivered from a 3 cylinder engine is around 180 to 200, on average. It would also depend on the car it is going into and furthermore, with ... means increased cylinders to make up the difference to be able to move a car and distribute the force.

Description : How much horsepower does a Tacoma truck have?

Last Answer : On average, a regular Tacoma truck has around 236 horsepower. If you get the supercharged version of this vehicle, you will be looking at 304 horsepower.

Description : How much horsepower does the 2006 pontiac have?

Last Answer : The 2006 Pontiac GTO has 400 horsepower available. You can increase this by doing modifications to the vehicle to make it even faster and more powerful.

Description : How do I compare the horsepower ratings of inboard vs. outboard motors - is one kind more powerful?

Last Answer : Inboard engines are quieter and are normally more powerful than outboard motors. Outboards are normally less exspensive and easier to maintain.

Description : Does it matter how much horsepower a lawn mower has or are they all about the same?

Last Answer : More horsepower means a faster mower that cuts better at higher speeds. Lower horsepower is generally better for smaller yards or thinner grass.

Description : Which ATVs offer the most horsepower?

Last Answer : For ATVs that have the most horsepower look no further than the Can-Am Outlander 800 and 650 series. These offer 61.7, and 55.4 respectivley and can be ordered or bought through most outfitters. For ... try taking a look at this site: http://www.mudbog.net/forum/f6/atv-horsepower-listings-3416/.

Description : What is the largest horsepower engine a Kenworth t12000 truck will accommodate?

Last Answer : You can find up to 250 horse power engines for the kenworth t12000 truck. But, for the best performance you want to go between 180 and 220 horse power engines.

Description : What are the benefits of the RDSO tested 9000 Horsepower engine of Indian Railways?

Last Answer : Answers is the place to go to get the answers you need and to ask the questions you want

Description : One Horsepower (1 HP) is equivalent to approximately?

Last Answer : 746 Watts

Description : Which of the following is a characteristic of fractional horsepower repulsion start motors? A. They start with a rotating stator field. B. The short circuiting ring is removed from the commutator while ... brushes are removed from the commutator while starting. D. They have a low starting torque.

Last Answer : Answer: B

Description : Moisture absorbed in the windings or condensed on the surface of electrical machinery insulation ________. A. is good for long term preserving since most insulation is organic and contains some amount B. ... D. reduces the amount of current supplied or drawn by the machine so horsepower is limited

Last Answer : Answer: B

Description : One horsepower is equal to _____________. A. 500 watts B. 663 watts C. 746 watts D. 1,000 watts

Last Answer : Answer: C

Description : Most three-phase induction motors of five horsepower or less, are started by _____________. A. autotransformer starters B. resistor starters C. across-the-line starters D. reactor starters

Last Answer : Answer: C

Description : Low horsepower, polyphase, induction motors can be started with full voltage by means of _____________. A. compensator starters B. autotransformer starters C. across-the-line starters D. primary-resistor starters

Last Answer : Answer: C

Description : One horsepower is equal to (A) 550 lbf.ft/second (B) 550 kgf.m/second (C) Both (A) and (B) (D) 550 lbf.ft./h

Last Answer : (A) 550 lbf.ft/second

Description : _______ what does MHEV stands for • Mild hybrid electric vehicle • Micro hybrid electric vehicle • Mild horsepower electric vehicle • Micro horsepower electric vehicle

Last Answer : • Mild hybrid electric vehicle

Description : Calculate the power output in horsepower of an 80-kg man that climbs a flight of stairs 3.8 m high in 4.0 s.  a) 744.8 hp  b) 0.998 hp  c) 746 hp  d) 1.998 hp Formula: Power = Fd/t = mgh/t F = W = mg d = h

Last Answer : 0.998 hp

Description : 3 horsepower (hp) = _____________watts?  a) 1492 watts  b) 2238 watts  c) 746 watts  d) 2238 kilowatts Formula: 1hp= 746 watts

Last Answer : 2238 watts

Description : How much power is converted by a 1-horsepower motor in 12 hours?

Last Answer : 8,952 watt hours or 8.952 kWh.

Description : Why engine power is measured in horsepower (HP) ?

Last Answer : James Watt compared engine output with that of work done by a horse. WD by horse = 746W.

Last Answer : The horsepower of steam locomotives is up to 1500.

Last Answer : For diesel locomotives the range of horsepower is 1500 to 2500.

Last Answer : Most of the fractional horsepower motors have either plain or sleeve bearings.

Description : The energy required per unit mass to grind limestone particles of very large size to 100 μm is 12.7 kWh/ton. An estimate (using Bond's law) of the energy to grind the particles from a very large size to 50 μm is (A) 6.35 kWh/ton (B) 9.0 kWh/ton (C) 18 kWh/ton (D) 25.4 kWh/ton

Last Answer : (C) 18 kWh/ton