Wankel Engines Project Report edited .pdf - 123SeminarsOnly

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Table of Contents PROJECT REPORT ....................................................................................................................... 1 INTRODUCTION .......................................................................................................................... 4 HOW IT WORKS .......................................................................................................................... 6 APPLICATIONS OF THE WANKEL ENGINE ................................................................................... 8 AIRCRAFTS ........................................................................................................................................... 8 APPLICATIONS OTHER THAN TO AIRCRAFTS ..................................................................................... 10 DISADVANTAGES OF WANKEL ENGINES .................................................................................. 11 WAYS TO INCREASE EFFICIENCY OF THE ENGINE .................................................................... 12 SEALING ............................................................................................................................................. 13 CONSTRUCTION OF GAS SEALING MECHANISM .......................................................................................... 13 APEX SEAL .................................................................................................................................................... 13 SEALING FUNCTION OF APEX SEAL .............................................................................................................. 13 MATERIAL OF APEX SEAL ............................................................................................................................. 14 SIDE SEAL AND CORNER SEAL ...................................................................................................................... 14 INTAKE AND EXHAUST MECHANISM ................................................................................................ 15 INTAKE AND EXHAUST PORT SYSTEM .......................................................................................................... 15 PORT TIMING ............................................................................................................................................... 16 LUBRICATION SYSTEM ...................................................................................................................... 17 LUBRICATION OF OUTPUT SHAFTING .......................................................................................................... 17 LUBRICATION OF GAS SEAL SLIDING SURFACE ............................................................................................ 18 OIL SEAL ............................................................................................................................................ 19 FUEL CONSUMPTION PERFORMANCE .............................................................................................. 20 EFFECT OF INTAKE-EXHAUST SYSTEM ............................................................................................... 21 INTAKE·EXHAUST PORT SYSTEM .................................................................................................................. 21 PORT TIMING ............................................................................................................................................... 22 EFFECT OF ROTOR RECESS ................................................................................................................ 23 LOCATION AND CONFIGURATION OF ROTOR RECESS ...................................................................... 24 (1) LOCATION OF ROTOR RECESS ................................................................................................................. 24 (2) CONFIGURATION OF ROTOR RECESS ...................................................................................................... 24 (3) VOLUME OF ROTOR RECESS ................................................................................................................... 25 PROBLEMS INVOLVED IN INCREASED BURNING SPEED.................................................................... 26 (1) KNOCKING .............................................................................................................................................. 26 (2) DETERIORATION OF LIGHT-WAD DRIVEABILITY ..................................................................................... 27 EFFECT OF GAS SEAL ......................................................................................................................... 27 2
IMPROVEMENT OF GAS SEAL ............................................................................................................ 27 EFFECT OF IMPROVED GAS SEAL ................................................................................................................. 28 EFFECT OF IGNITION SYSTEM ........................................................................................................... 29 IGNITION SPARK CHARACTERISTICS ............................................................................................................. 29 SPARK PLUG ................................................................................................................................................. 29 DISTANCE FROM INNER SURFACE OF ROTOR HOUSING TO ELECTRODE .................................................... 30 LOCATION AND NUMBER OF SPARK PLUGS ................................................................................................ 31 EXHAUST EMISSION CONTROL SYSTEM ............................................................................................ 32 THERMAL REACTOR SYSTEM ............................................................................................................. 32 THERMAL REACTOR ..................................................................................................................................... 32 HEAT EXCHANGER ........................................................................................................................................ 33 SIX PORT INDUCTION SYSTEM (RE 6PI) ............................................................................................. 34 AIM AND EFFECT .......................................................................................................................................... 34 FUTURE DEVELOPMENTS ......................................................................................................... 36 FUEL INJECTION TYPE ROTARY ENGINE ............................................................................................ 36 STRATIFIED CHARGE TYPE ROTARY ENGINE ..................................................................................... 37 PDI (Partial Direct Injection) SYSTEM ................................................................................................ 37 SUPERCHARGE TYPE ROTARY ENGINE .............................................................................................. 38 MULTI-ROTOR TYPE ROTARY ENGINE ............................................................................................... 38 DIESEL ROTARY ENGINE .................................................................................................................... 39 COMPARISON OF ROTARY AND RECIPROCATING ENGINES .................................................... 39 CONCLUSION ............................................................................................................................ 40 3
Page 1: PROJECT REPORT Application of Wanke
Page 5 and 6: housing and a rotor that is similar
Page 7 and 8: Fig. 3 While a four-stroke piston e
Page 9 and 10: idling, so peripheral ports are ide
Page 11 and 12: DISADVANTAGES OF WANKEL ENGINES The
Page 13 and 14: SEALING The gas sealing mechanism f
Page 15 and 16: Fig. 11 INTAKE AND EXHAUST MECHANIS
Page 17 and 18: Fig. 14 Fig. 15 Therefore, an appro
Page 19 and 20: Fig. 18 Fig. 19 The discharge of th
Page 21 and 22: consumption in an automobile and th
Page 23 and 24: determined to secure sufficient ope
Page 25 and 26: Fig. 30 Fig. 31 Fig. 32 The LDR rot
Page 27 and 28: (2) DETERIORATION OF LIGHT-WAD DRIV
Page 29 and 30: The amount of NO emission is decrea
Page 31 and 32: LOCATION AND NUMBER OF SPARK PLUGS
Page 33 and 34: exhaust gas temperature as high as
Page 35 and 36: port opening time and eliminating o
Page 37 and 38: STRATIFIED CHARGE TYPE ROTARY ENGIN
Page 39 and 40: Also, a multi-rotor engine with mor

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