Building Controls
DDC, BACnet/Modbus integration, actuator sizing, sensors, and BMS architecture
8 articles
HVAC Industry Statistics 2026
Verified HVAC and air-conditioning statistics with every figure traced to its producing source: IEA, EIA, BLS, AHRI, EHPA, JRAIA, EPA, EMSD Hong Kong and more. Market demand, energy use, workforce and refrigerant transition data.
Chilled-Water Failure Casebook: Four Patterns, First Checks
Four verified chilled-water failures — hunting valves, backward flow limiters, bad setpoints, coil carryover — with worked numbers and the first check for each.
Modern BMS Integration: From Traditional DDC to IoT-Enabled Building Controls
How BACnet and Modbus protocols underpin modern building automation — sensor network architecture, IoT migration strategies, protocol integration patterns, and the practical steps for upgrading legacy DDC systems.
VAV Damper Selection for Commercial Buildings: Sizing, Types, and Specification Pitfalls
How to select the right damper for VAV terminal units — opposed-blade vs parallel-blade, sizing methods from ASHRAE applications, common specification mistakes, and BACnet/Modbus integration requirements.
Continuous IAQ Monitoring Is Now Table Stakes for Commercial Buildings
Why IAQ monitoring moved from 'nice-to-have' to tenant expectation — and what specifiers must require in performance briefs for CO₂, PM2.5, and TVOC sensing with DCV integration.
How Asian Building Codes Are Driving a Convergence in Energy Efficiency Specifications
Singapore's BCA Green Mark 2026, Hong Kong's BEAM Plus v2.0, and Dubai's Al Sa'fat now mandate submetering, continuous commissioning, and minimum 30% energy improvement — here is what it means for controls specifiers.
How AI Is Reshaping Building Energy Management
Machine learning and deep learning are transforming building energy systems — from predictive maintenance to occupancy-driven HVAC control.
Data Center Energy Efficiency: From Rack Cooling to Liquid Cooling
A practical guide for facilities engineers on improving cooling efficiency — from PUE fundamentals and rack airflow optimization to liquid cooling adoption.