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System Design
(1) Procedure for selecting model type and calculating performance··································D-2
(2) Calculation of actual performance ··················································································D-3
(1) System piping ··················································································································D-6
(2) Selecting system header and branch piping sizes ··························································D-7
(3) Selecting header piping ···································································································D-8
(4) Selecting branch and header piping ················································································D-10
(5) Equivalent length of refrigerant piping ·············································································D-11
(6) Calculation of amount of additional refrigerant charge ···················································D-12
(7) Checking the density limit ································································································D-13
(8) Future system expansion·································································································D-15
(1) Combined installation criteria···························································································D-18
(2) Verandah installation criteria ···························································································D-25
(1) Installation location and sound-proofing measures ·························································D-26
(2) Attenuation of sound over distance ·················································································D-26
(3) Sound attenuation by a noise barrier···············································································D-27
(4) Additional sound from reflections ····················································································D-28
(5) Combining sounds ···········································································································D-28
(6) Converting from octave band levels to overall A weighting·············································D-29
(7) Designing sound-proofing countermeasures···································································D-29
(8) Sound-proofing calculation sheet (example) ···································································D-30
(1) Earthquake resistance calculations ·················································································D-31
(2) Verifying the strength of foundation bolts during an earthquake ·····································D-31
(3) Installation position and center of gravity ········································································D-40
(4) Example anchor bolt calculation ······················································································D-41
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