Jagoran Zaɓin Samfur na ERV/HRV
1. Zaɓi nau'ikan shigarwa masu dacewa bisa tsarin ginin;
2. Ƙayyade sabon iska da ake buƙata bisa ga amfani, girman da adadin mutane;
3. Zaɓi ƙayyadaddun ƙayyadaddun ƙayyadaddun bayanai da yawa bisa ga ƙayyadaddun sabbin iska.
Ana buƙatar kwararar iska a cikin gine-ginen zama
Nau'in dakuna | Rashin shan taba | Shan taba | Yawan shan taba | |||||
Na yau da kullun unguwa | Gidan motsa jiki | Gidan wasan kwaikwayo & mall | Ofishin | Kwamfuta dakin | Cin abinci dakin | VIP dakin | Ganawa dakin | |
Iska mai dadi amfani (m³/h) (Q) | 17-42 | 8-20 | 8.5-21 | 25-62 | 40-100 | 20-50 | 30-75 | 50-125 |
Canjin iska a awa daya (P) | 1.06-2.65 | 0.50-1.25 | 1.06-2.66 | 1.56-3.90 | 2.50-6.25 | 1.25-3.13 | 1.88-4.69 | 3.13-7.81 |
Misali
Faɗin dakin kwamfutar yana da murabba'in murabba'in 60 (S=60), tsayin gidan yanar gizon ya kai mita 3 (H=3), sannan akwai mutane 10 (N=10) a ciki.
Idan an ƙididdige shi bisa ga "Shafin iska na sirri", kuma a ɗauka cewa: Q=70, sakamakon shine Q1 = N*Q=10*70=700(m³/h)
Idan an ƙididdige shi bisa ga "canjin iska a kowace awa", kuma ɗauka cewa: P = 5, sakamakon shine Q2 = P * S * H = 5 * 60 * 3 = 900 (m³)
Tun Q2> Q1, Q2 ya fi dacewa don zaɓar naúrar.
Dangane da masana'antu na musamman kamar asibitoci (fida da dakunan jinya na musamman), dakunan gwaje-gwaje, bita, kwararar iska da ake buƙata ya kamata a ƙayyade daidai da ƙa'idodin da abin ya shafa.