21-06. PNEUMATICS – PRESSURISATION AND AIR CONDITIONING SYSTEMS
All questions: 106
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1. (Refer to figure 021-20) Determine the maximum operating altitude for an aircraft with a maximum differential pressure of 7,04 psi and a cabin altitude of 4.000 ft.
2. The air conditioning pack of a present-day aircraft consists of several components. These include two heat exchangers; the primary exchanger (P) and the secondary exchanger (S). The functions of these heat exchangers are as follows:
3. A turbo compressor air conditioning system (bootstrap system) will:
4. In a “bootstrap” cooling system, the charge air is first compressed in the cold air unit to:
5. A turbo-fan cold air unit will:
