Indoor Air Quality Monitoring for Indian Buildings — ASHRAE 62.1 + WELL v2 + IGBC + NABH By MEPVAULT Editorial Team · MEP Consultant · HVAC / Sustainability · 11 May 2026 Reading time ~ 9 min · […]
Hospital HVAC Ventilation — NBC vs ASHRAE 170 vs NABH 5th Edition By MEPVAULT Editorial Team · MEP Consultant · HVAC / Healthcare · 11 May 2026 Reading time ~ 9 min · Originally published: 06 May 2026
MEPVAULT // FIGUREWind Direction Effects on MEP Equipment — High-Rise Building Elevation StudyCooling TowerDG StackCFD AntennaNESWPrevailing SW (40%)SW prevailing 3.5 m/srecirc zone — DG re-entry riskDESIGN RULES:• Place CT 1.5×bldg-height windward of stack · Stack 3 m above
// MEPVAULT ASHRAE 62.1 — VRP MIN OUTDOOR-AIR CALCULATION TABLE 6.2.2.1 + VENTILATION RATE PROCEDURE USE Rp L/s·person Ra L/s·m² DENSITY (/100m²) V_BZ FOR 100m² (L/s) Office (occupied) 5 0.06 20 5×20 + 0.06×100 = 106 Conference room
Chiller IPLV & NPLV Explained: The Ultimate Guide for Indian HVAC Engineers Chiller Selection Guide: IPLV, NPLV & Advanced Compressor Technologies Explained When comparing chillers, most engineers look at full load COP or kW/TR. [cite: 4] But in
MEPVAULT // FIGUREChiller Performance — IPLV (kW/TR) vs Capacity for Indian Climate (Delhi Annual Hours)500.51750.53000.64250.75500.76750.88000.8IPLV (kW/TR)Chiller capacity (TR)Centrifugal R-1233zd VSDScrew R-134a VSDAir-cooled scrollCentrifugal beats screw above ~400 TR in Delhi. Air-cooled penalty is consistent 30-40% across capacity range.
