Maricopa Community Colleges  AUT114   19946-19952 
Official Course Description: MCCCD Approval: 06/27/95
AUT114 19946-19952 LEC 3 Credit(s) 3 Period(s)
Diesel Engine Theory
Theory of diesel and high compression engines, differences from gasoline engines, advantages and disadvantages, and uses of diesel engines in transportation and industrial applications. Prerequisites: None.
Cross-References: DIE114
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MCCCD Official Course Competencies:
 
AUT114   19946-19952 Diesel Engine Theory
1. Identify characteristics and uses of diesel engines. (I)
2. Describe the functions of components and systems of diesel engines. (II)
3. Perform lubrication of stationary and moving parts of diesel engines. (III)
4. Define basic terminology related to physics and heat combustion. (IV)
5. Describe properties of oils and fuels used in diesel engines. (V)
6. Explain the functions of components of the intake system, the exhaust system, and the fuel system. (VI)
7. Describe the process of diesel combustion. (VII)
8. List and describe the operation of different types of engine governors. (VII)
9. Explain methods of testing engine torque, horsepower, and loading devices. (VIII)
10. Perform lubrication of auxiliary systems. (IX)
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MCCCD Official Course Outline:
 
AUT114   19946-19952 Diesel Engine Theory
    I. Features of Diesel Engines
        A. Uses
        B. Similarities to gasoline engines
        C. Differences from gasoline engines
        D. Advantages
        E. Disadvantages
      II. Construction and Classification fo Diesel Engines
          A. The four-stroke cycle engine
          B. The two-stroke cycle engine
          C. Main parts and systems of diesel
          D. Assembly of engine parts
          E. Piston action
          F. Piston connection
          G. Cylinder arrangement
        III. Stationary and Moving Parts
            A. Engine structure
            B. Cyclinders and liners
            C. Cylinder heads
            D. Engine block
            E. Reasons for lubrication
            F. Flow of oil
          IV. Basic Terms of Physics and Heat Combustion
              A. Basic units of measurement
              B. Derived units of measurement
              C. Work and power
              D. Energy
              E. Heat
              F. Chemistry
              G. Molecules of common gaseous elements of diesel engines
              H. Operation of light load and load increase
            V. Oil, Power, and Performance
                A. The qualities of oil
                B. Oil refining
                C. Properties of diesel fuels
                D. Ignition
                E. Cetane number
                F. Dual fuel engines
                G. Gaseous fuels
                H. Classifications of power
                I. Heat loss
                J. Engine rating
                K. Cooling limit power rating
                L. Lubrication and inertia
                M. Standard ratings
                N. Effects of supercharging and inlet air cooling
              VI. Intake, Exhaust Systems, and Fuel Injection
                  A. Intake system
                    1. Air filter
                    2. Dry type
                    3. Oil bath
                    4. Inlet manifold
                    5. Turbo charger
                    6. Blowers
                    7. Supercharger
                    8. Inlet port
                    9. Intake valves
                  B. Exhaust system
                    1. Exhaust valves
                    2. Exhaust manifold
                    3. Muffler
                    4. Exhaust piping
                    5. Valve gears
                    6. Camshaft
                    7. Push rods
                    8. Rocker arms
                    9. Hinged cam followers
                    10. Hydraulic lifters
                    11. Valve timing
                  C. Fuel system
                    1. Multiple plunger
                    2. Distributor type
                    3. Unit type
                    4. Injectors and nozzles
                    5. Pintle and orifice
                VII. Burning Fuel and Governing Engines
                    A. Diesel combustion
                    B. Governors
                  VIII. Diesel Engine Testing and High Compression Gas Burning
                      A. Engine testing
                        1. Torque
                        2. Horsepower
                        3. Loading devices
                        4. Measurement
                      B. Gas burning engine
                        1. Ignition and combustion
                    IX. Auxiliary Systems and Operation and Maintenance
                        A. Lubricating systems
                          1. Oil storage
                          2. Oil treatment
                          3. Cooling system
                          4. Air intake system
                          5. Exhaust system
                          6. Starting system
                          7. Electrical ignition
                          8. Alarm and shutdown
                        B. Operation and maintenance
                          1. Operating procedures
                          2. Normal operation
                          3. Performance records
                          4. Troubleshooting
                          5. Maintenance
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