ISO 7547:2002-09 (E)
Ships and marine technology - Air-conditioning and ventilation of accommodation
spaces - Design conditions and basis of calculations
Contents Page
Foreword .........................................................................................................................................................iv
1 Scope ...............................................................................................................................................1
2 Normative references ....................................................................................................................1
3 Terms and definitions ....................................................................................................................1
4 Design conditions ..........................................................................................................................2
4.1 General ............................................................................................................................................2
4.2 Summer temperatures and humidities .........................................................................................2
4.3 Winter temperatures ......................................................................................................................2
4.4 Outdoor air ......................................................................................................................................2
4.5 Occupancy ......................................................................................................................................3
5 Calculation of heat gains and losses ...........................................................................................3
5.1 Applicability ....................................................................................................................................3
5.2 Heat transmission ..........................................................................................................................3
5.3 Solar heat gain ................................................................................................................................7
5.4 Heat gain from persons .................................................................................................................7
5.5 Heat gain from lighting and other sources ..................................................................................8
6 Airflow calculation .........................................................................................................................8
6.1 Volume of space .............................................................................................................................8
6.2 Supply airflow .................................................................................................................................8
6.3 Temperature of supply airflow ......................................................................................................9
6.4 Exhaust airflow ...............................................................................................................................9
6.5 Air balance ......................................................................................................................................9
Annex A (informative) Guidance and good practice in the design of ventilation and air-conditioning
systems in ships ..........................................................................................................................10
Annex B (informative) Thermal conductivities of commonly used construction materials ..................13
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