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9
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1
answer
71k
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1
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Explain construction and working of centrifugal pump with neat sketch.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
3
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1
answer
22k
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1
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Derive an expression for volumetric efficiency of a single stage single acting reciprocating air compressor with clearance and discuss at least four factors that affect volumetric efficiency.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
0
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1
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6.1k
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1
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In a trial on a two-stage, single acting, reciprocating air compressor, following data were recorded.
mechanical utility system updated 5.2 years ago by akshaysainianil • 0
0
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2
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25k
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2
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Why inter cooling is used in multistage compressor? Derive an expression for intermediate pressure in a two stage compressor when inter cooling is not perfect.
mechanical utility system updated 5.2 years ago by akshaysainianil • 0
1
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1
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19k
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1
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A two stage single acting reciprocating compressor takes in air at the rate of 0.2 $m^3$/s. The intake temperature and pressure of air at 0.1 MPa and $16^o$C.
mechanical utility system updated 5.2 years ago by akshaysainianil • 0
0
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1
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2.4k
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1
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Write short note on advantages of multistage reciprocating compressor.
mechanical utility system updated 5.2 years ago by akshaysainianil • 0
3
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1
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47k
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1
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Explain construction and working of multi-stage, reciprocating air compressor with intercooler with help of neat labelled schematic diagram and P-V diagram.
mechanical utility system updated 5.2 years ago by akshaysainianil • 0
0
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1
answer
3.1k
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1
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Write a short note on Diffuser System.
mechanical utility system updated 5.2 years ago by akshaysainianil • 0
0
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1
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11k
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1
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A centrifugal compressor running at 12000 rpm delivers 600$m^3$/min of free air. The air is compressed from 1 bar and $27^o$C to a pressure ratio of 4 with an isentropic efficiency of 85%.
mechanical utility system updated 5.2 years ago by akshaysainianil • 0
0
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1
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3.1k
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1
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A single acting, single cylinder reciprocating air compressor is compressing 20kg/min of air from 110kPa,30deg to 600kPa and delivers it to a receiver.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
0
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1
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1.2k
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1
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Why is capacity control of compressors essential? State the methods of capacity control.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
0
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1
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3.4k
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1
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A rotary air compressor working between 1 bar and 2.5 bar has internal and external diameters of impeller as 300mm and 600mm respectively.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
0
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1
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3.1k
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1
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Explain the working of an axial flow compressor.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
0
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1
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2.1k
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1
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Calculate the power required to run the vane compressor and its efficiency, when it handles 6 m3 of air per minute from 1 bar to 2.2 bar.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
0
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1
answer
2.7k
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1
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Why are axial flow compressors used for jet aircraft applications?
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
0
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1
answer
2.1k
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1
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Differentiate between reciprocating compressors and rotary compressor.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
0
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1
answer
11k
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1
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Choking and surging in case of centrifugal compressor.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
1
vote
1
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23k
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1
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A single acting reciprocating pump, running at 50 rpm, delivers 0.01 m3/s of water. The diameter of the piston is 200 mm and stroke length 400 mm.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
0
votes
1
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6.3k
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1
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Define coefficient of discharge, volumetric efficiency and slip in reciprocating pump. Describe negative slip with proper reason.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
1
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1
answer
11k
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1
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Draw and comment on performance characteristics of reciprocating pump.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
0
votes
1
answer
14k
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1
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Draw an indicator diagram considering the effect of acceleration and friction in suction and delivery pipes. Derive an expression for the work done per second in case of a single acting reciprocating
mechanical utility system updated 7.4 years ago by teamques10 ★ 70k
1
vote
1
answer
3.0k
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1
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What is cavitation? How can we avoid cavitation in reciprocating pumps?
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
2
votes
1
answer
18k
views
1
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Explain screw pump with a neat diagram.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
0
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1
answer
28k
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1
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Explain the working of Vane pump
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
0
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1
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1.8k
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1
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Write short note on Features of gear pump.
mechanical utility system updated 5.2 years ago by teamques10 ★ 70k
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