RevisionC-Developmentofconceptofcompressorforcommercialvehicle

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KEYWORDSAAir BrakesAirflowBBoreBelt DriveCCoolingConnecting RodCrank RadiusCon Rod AngleClearance VolumeDDisplacementDelivery valveDead RoomEEnergy saving systemEconomyFFuel EfficiencyGGear DrivenGas ConstantHHeat TransferHumidityIIndicated PowerInlet PressureLloadMMountingMass flow RateOOutlet TemperatureOperating PressurePPolytropic IndexPort DetailsPeak PressurePower consumptionPump up TimeRResultant TorqueRotary type CompressorSStrokeSuctionTThrough DriveVVolumetric EfficiencyWWeightWorking speedPage 3 of 93
Contents1 INTRODUCTION TO BASICS OF A PISTON CYLINDER COMPRESSOR ........... 81.1 Positive displacement machine (Rachit Laharia) ............................................... 81.1.1 Rotary or Screw Type (Rachit Laharia) ....................................................... 91.1.2 Reciprocation Type (Rachit Laharia & Rishabh Verma) ............................ 102 LITERATURE SURVEY ON EXISTING DESIGNS OF COMPRESSORS FORCOMMERCIAL VEHICLES ..................................................................................... 212.1 Introduction (Rishabh Verma) ........................................................................... 212.2 Components of a commercial vehicle compressor (Rishabh Verma) ............... 232.2.1 Cylinder Head Assembly............................................................................ 232.2.2 Cylinder Assembly ..................................................................................... 242.2.3 Piston Assembly ........................................................................................ 242.2.4 Connecting Rod Assembly ........................................................................ 242.2.5 Crankcase Assembly ................................................................................. 242.3 Basic piston cylinder compressor terminology (Rishabh Verma). ..................... 252.3.1 Intake Valve & Delivery Valve .................................................................... 252.3.2 Bore & Stroke ............................................................................................. 282.3.3 Clearance volume and swept volume ........................................................ 282.3.4 Discharge Pressure, Suction pressure and Compression Ratio ............... 292.3.5 Free Air Delivery (FAD).............................................................................. 302.3.6 Indicated power (IP)................................................................................... 302.3.7 Power consumption ................................................................................... 302.3.8 Indicated torque ......................................................................................... 312.3.9 Volumetric efficiency .................................................................................. 312.4 Performance parameters of compressor (Rachit Laharia) ................................ 312.4.1 Pump up time ............................................................................................. 312.4.2 Delivery air temperature............................................................................. 322.4.3 Power ......................................................................................................... 322.4.4 Valve Lift .................................................................................................... 322.4.5 Back flow during discharge and suction .................................................... 332.4.6 Head Volume ............................................................................................. 33Page 4 of 93
Page 1 and 2: See discussions, stats, and author
Page 3: ABSTRACTDevelopment of concept of c
Page 7 and 8: 5.1.3 Displacement (D):- ..........
Page 9 and 10: 1 INTRODUCTION TO BASICS OF A PISTO
Page 11 and 12: Rotary/Screw air compressor of posi
Page 13 and 14: Reciprocating compressors are used
Page 15 and 16: a-b: Compression stroke: -Both inta
Page 17 and 18: Figure 1:8: Indicator diagram for a
Page 19 and 20: Figure 1:11: Trunk piston compresso
Page 21 and 22: the other types of compressors. The
Page 23 and 24: Figure 2:2: Typical commercial vehi
Page 25 and 26: delivery stroke. To deliver the com
Page 27 and 28: Figure 2:5: Inlet and Delivery disc
Page 29 and 30: 2.3.2 Bore & Stroke [5]Bore: - The
Page 31 and 32: 2.3.5 Free Air Delivery (FAD)Free a
Page 33 and 34: 2.4.2 Delivery air temperatureIt is
Page 35 and 36: Carl et al (1974) stated that the v
Page 37 and 38: 2.5.1.8 Performance Test DetailsPer
Page 39 and 40: Below are the know-hows found from
Page 41 and 42: Air from the compressor is introduc
Page 43 and 44: Figure 3:2: Multi Circuit Protectio
Page 45 and 46: Port 11- Primary inlet Port: - Prim
Page 47 and 48: Valve when the air pressure drops i
Page 49 and 50: 3.5 Emergency alert systemFigure 3:
Page 51 and 52: Figure 3:11: Tyre Inflator3.7 Throu
Page 53 and 54: 4.2.1 Design Input capturing of Thr
Page 55 and 56:
5 DEVELOPMENT OF THE ALGORITHM FOR
Page 57 and 58:
Figure 5:2: Stroke5.1.3 Displacemen
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V 1 = 0.69 m 35.1.9 Mass flow rate
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5.1.14 Belly outer dia. (Ø bo ): -
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Figure 5:7:Stack-up diagram5.3 CAD/
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5.3.1 Designing and material select
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After completing the modelling belo
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Analysing the connecting rodStructu
Page 71 and 72:
Analysing the connecting rodStructu
Page 73 and 74:
Analysing the connecting rodModal A
Page 75 and 76:
Table 5.6: Result: Structural Analy
Page 77 and 78:
Possible applications or other feat
Page 79 and 80:
Low volume of silicone results in l
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6 ANALYSIS OF THE RESULTS AND VERIF
Page 83 and 84:
Root cause of the air leakage from
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7 CONCLUSIONS AND RECOMMENDATIONS F
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8 SUMMARYThis thesis focuses on rec
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BIBLIOGRAPHY[1] N. G. S. R. a. K. S
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Figure 38: Crank angle and length .
Page 93 and 94:
APPENDICES ACompressor-Technical Co
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