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2
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1
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15k
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1
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Explain screw pump with a neat diagram.
mechanical utility system updated 4.0 years ago by teamques10 ★ 68k
0
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1
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1.6k
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1
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Write short note on Features of gear pump.
mechanical utility system updated 4.0 years ago by teamques10 ★ 68k
0
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1
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1.9k
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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 4.0 years ago by teamques10 ★ 68k
0
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1
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1.6k
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1
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A single acting reciprocating pump, running at 50 r.p.m delivers 0.00736 m3/s of diameter of piston is 200 mm and stroke length 300 mm.
mechanical utility system updated 4.0 years ago by teamques10 ★ 68k
0
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1
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2.7k
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1
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Axial flow compressor has a constant axial velocity of 150 m/s and 50% reaction.The mean diameter of the blade ring is 35 cm and speed is 15,000 rpm.The exit angle of the blade is 27deg.
mechanical utility system updated 4.0 years ago by teamques10 ★ 68k
0
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1
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2.5k
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1
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Why are axial flow compressors used for jet aircraft applications?
mechanical utility system updated 4.0 years ago by teamques10 ★ 68k
0
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1
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2.9k
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1
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Explain the working of an axial flow compressor.
mechanical utility system updated 4.0 years ago by teamques10 ★ 68k
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1
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1.8k
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1
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Differentiate between reciprocating compressors and rotary compressor.
mechanical utility system updated 4.0 years ago by teamques10 ★ 68k
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1
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2.5k
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1
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Write a short note on Diffuser System.
mechanical utility system updated 4.0 years ago by ninadsail • 10
0
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1
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10k
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1
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Choking and surging in case of centrifugal compressor.
mechanical utility system updated 4.0 years ago by teamques10 ★ 68k
0
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1
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2.8k
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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 4.0 years ago by teamques10 ★ 68k
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 4.0 years ago by ninadsail • 10
0
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1
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1.0k
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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 4.0 years ago by teamques10 ★ 68k
0
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1
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5.3k
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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 4.0 years ago by ninadsail • 10
0
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2
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23k
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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 4.0 years ago by ninadsail • 10
3
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1
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42k
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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 4.0 years ago by ninadsail • 10
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 advantages of multistage reciprocating compressor.
mechanical utility system updated 4.0 years ago by ninadsail • 10
0
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1
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2.7k
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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 4.0 years ago by teamques10 ★ 68k
3
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1
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20k
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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 4.0 years ago by teamques10 ★ 68k
1
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1
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17k
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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 4.0 years ago by ninadsail • 10
0
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1
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11k
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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 6.1 years ago by teamques10 ★ 68k
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