Aircraft Systems-Pressurized Aero plane Syllabus Diploma in Aircraft Maintenance Engineering, Regulation 2010

Aircraft Systems-Pressurized Aero plane Syllabus Diploma in Aircraft Maintenance Engineering, Regulation 2010

OBJECTIVES

 

  • To provide and understanding the cabin atmosphere control system.
  • To familiarize with the related terminologies.
  • To provide knowledge about cabin pressurization control system
  • To give guideline about cabin temperature control system
  • To provide knowledge on air conditioning and pressurization system maintenance.
  • To familiarize with Pressure refueling and defueling Systems
  • To provide the knowledge on windshield icing control systems

 

 

SHORT DESCRIPTION

 

Introduction to different type of ice formation, areas on the aircraft to be protected from ice, effects of ice formation on aircraft, methods of ice detection and indication, anti-icing and de-icing and de-icing methods and ice extinguishing systems.

 

DETAIL DESCRIPTION

 

Theory

 

  1. Introduction of cabin atmosphere control system

 

1.1       Point out Need for oxygen

1.2       Determine Composition of the atmosphere

1.3       Mention Pressure of the Atmosphere

1.4       Define Temperature and Altitude

1.5       Define Pressurization

1.6       Enlist Pressurization Problems

 

  1. AIR CONDITIONING AND PRESSURIZATION SYSTEMS

 

2.1       Terms and Definitions

                        2.1.1    Define Absolute pressure

2.1.2    Define Absolute temperature

2.1.3    Define Adiabatic

2.1.4    Define Aircraft altitude

2.1.5    Define Ambient temperature

2.1.6    Define Ambient pressure

2.1.7    Define Standard Barometric Pressure

2.1.8    Define Cabin altitude

2.1.9    Explain Differential pressure

2.1.10  Define the Term Gauge pressure

2.1.11  Explain Ram-air temperature rise

2.1.12  Explain Temperature scale

2.3.1.   Point out Basic Requirements

 

2.4.      MENTION THE SOURCES OF CABIN PRESSURE

 

2.4.1    Explain Positive-Displacement Cabin Compressors (Superchargers)

2.4.2    Explain Centrifugal Cabin Compression

2.5.      Explain Supercharger Control

2.6.      Explain Supercharger Instruments

2.7.      Clarify Pressurization Valves

2.8.      Explain Pressurization Controls

 

2.9.      DESCRIBE CABIN PRESSURE CONTROL SYSTEM

 

2.9.1    Describe Cabin Pressure Regulator

2.9.2    Describe the out/low valve

2.9.3    Describe Cabin Air Pressure Safety Valve

           

2.10.    AIR DISTRIBUTION

 

2.10.1 Define Air ducts

2.10.2 Define Filters,

 

2.11.    STATE THE COMPONENTS OF AIR CONDITIONING SYSTEM

           

            2.11.1  Describe Ventilation Air

2.11.2  Illustrate Heating Systems

2.11.3  Explain Radiant Panels

2.11.4  Describe Electric Heaters

2.11.5  Illustrate Compressed Air Heating

2.11.6  Describe Exhaust Gas Heaters

 

2.12.    EXPLAIN COMBUSTION HEATERS

 

2.12.1  Discuss Heater Fuel System

2.12.2  Describe Ignition System

2.12.3  Explain Combustion Air System

2.12.4  Understand Ventilating Air

 

2.13.1. FAMILARIZE WITH THE MAINTENANCE OF COMBUSTION HEATER SYSTEMS

 

2.13.1.1           Determine Heater System Inspection

2.13.1.2           Describe Cooling Systems

2.13.1.3           Explain Air Cycle Cooling System

2.13.1.4           Familiarize with System Operation

 

2.14.    FAMILIARIZE WITH THE AIR CYCLE SYSTEM COMPONENT OPERATION

 

2.14.1  Describe Primary Heat Exchanger

2.14.2  Explain Primary Heat Exchanger Bypass Valve

2.14.3  Define Shutoff Valve

2.14.4  Define Refrigeration Bypass Valve

2.14.5  Identify Secondary Heat Exchanger

2.14.6  Explain Refrigeration Unit

2.14.7  Explain Water Separators

2.14.8  Define Ram-Air Valve

 

2.15.    DESCRIBE ELECTRONIC CABIN TEMPERATURE CONTROL SYSTEM      

 

2.15.1  Describe Cabin Temperature Pickup Unit

2.15.2  Determine Cabin Air Temperature Selector

2.15.3  Identify Cabin Air Temperature Control Regulator

2.15.4  Describe Typical System Operation

 

2.16.    PROVIDE DETAILS OF ELECTRONIC TEMPERATURE CONTROL REGULATOR

 

2.17.    DESCRIPTION OF A TYPICAL SYSTEM 

 

2.17.1  Discuss Air Turbine Compressor

2.17.2  Discuss Primary Heat Exchangers

 

2.18.    DESCRIBE AIR CONDITIONING AND PRESSURIZATION SYSTEM MAINTENANCE

 

2.18.1  Enlist Inspections

2.18.2  Enlist Servicing

2.18.3  Give a Short on Freon-2

2.18.4  Illustrate Manifold Set

2.18.5  Purging the System

2.18.6  Evacuating the System

2.18.7  Define Recharging

2.18.8  Checking Compressor Oil

 

2.19.    GIVE EXPLANATION OF CABIN PRESSURIZATION OPERATIONAL CHECKS          

 

2.20.    ILLUSTRATE CABIN PRESSURIZATION TROUBLESHOOTING

 

  1. FUEL SYSTEM

 

3.1.      ILLUSTRATE FUEL SYSTEM INDICATORS

 

3.1.1    Understand Fuel Quantity Gages

3.1.2    Purpose of Fuel Flow meter

3.1.3    Purpose of Fuel Pressure Gage

3.1.4    Explain Pressure Warning Signal

3.1.5    Understand Valves-in-Transit Indicator Lights

3.1.6    Identify Fuel Temperature Indicator

3.1.7    Understand Fuel Heaters and Ice Prevention

 

3.2.      DESCRIBE FUELING AND DEFUELING PROCEDURES

 

3.2.1    Describe Pressure Fueling

3.2.2    Describe Pressure Defueling

 

3.3.      EXPLAIN FIRE HAZARDS WHEN FUELING or DEFUELING

 

3.4.      CLARIFY FUEL JETTISONING SYSTEM

 

3.4.1    Explain Jettison System Example

 

  1. ICE AND RAIN PROTECTION

 

4.1.      DESCRIBE GROUND DEICING OF AIRCRAFT

 

1.1       Introduction of Frost Removal

1.2       Removing Ice and Snow Deposit

 

4.2.      Explain Windshield Icing Control Systems

4.3       Discuss Window Defrost System

4.4.      Explain Windshield and Carburetor Alcohol Deicing System

4.5.      Mention Pitot Tube Anti-Icing

4.6.      Explain Water and Toilet Drain Heaters

4.7.      Explain Rain Eliminating Systems

4.8.      Illustrate Electrical Windshield Wiper Systems

 

PRACTICAL

 

AIRCRAFT SYSTEM-PRESSURIZED AIRCRAFT

 

  1. To provide practical knowledge on the following Air Cycle System Components.

 

1.1       Show Skill to Determine Primary Heat Exchanger

1.2       Show Skill to Determine Primary Heal Exchanger Bypass Valve

1.3       Show Skill to Determine Shutoff Valve

1.4       Show Skill to Determine Refrigeration Bypass Valve

1.5       Show Skill to Determine Secondary Heat Exchanger

1.6       Show Skill to Determine Refrigeration Unit

1.7       Show Skill to Determine Water Separators

1.8       Show Skill to Determine Ram-Air Valve

 

  1. To acquire practical knowledge on the Fuel System Indicators

 

2.1       Show Skill to Determine Fuel Quantity Gages

2.2       Show Skill to Determine Fuel Flow meter

2.3       Show Skill to Determine Fuel Pressure Gage

2.4       Show Skill to Determine Pressure Warning Signal

2.5       Show Skill to Determine Valves-in-Transit Indicator Lights

2.6       Show Skill to Determine Fuel Temperature Indicator

2.7       Show Skill to Determine Fuel Heaters and Ice Prevention

 

 

3          To observe practically aircraft Pressure Refueling Systems

 

3.1       Practically observation of Pressure Fueling

3.2       Practically observation of Pressure Defueling

 

 

REFERENCE BOOKS

 

  1. Airframe Hand Book AC -65-2.15 A: Federal Aviation Administration (FAA)
  2. Training Manual : HAECO Training Department,Australia

 

  1. Training Manual: Bangladesh Airlines Training Centre (BATC)

 

 

Enamul Haque                                                                      Anwar Hossain Khan