Next pandemic scenarios have shown us the critical importance of maintaining excellent indoor air quality (IAQ) to safeguard health. The COVID-19 pandemic, in particular, underscored how poor IAQ can exacerbate the spread of airborne infections. As we prepare for future health crises, it’s essential to explore advanced solutions that can enhance our indoor environments. Traditional … Read more
Overdesigning HVAC systems is a common yet overlooked practice that can have significant environmental and economic consequences. While a small safety margin is necessary for reliability, excessive overdesign can lead to systems that are vastly oversized, wasting energy and resources. This article explores the impacts of HVAC system overdesign, focusing on the environmental footprint, operational … Read more
Heat load calculation, a fundamental aspect of HVAC system design, involves calculating the heat energy required to maintain desired indoor temperatures. This process starts by understanding the space’s dimensions, occupancy levels, and usage patterns. Factors like heat transfer coefficients, building orientation, sunlight exposure, insulation quality, and local climate also play a crucial role. Accurate heat … Read more
An Air Handling Unit (AHU) is a critical component in HVAC systems, designed to regulate and circulate air. It houses essential elements like fans, filters, heating and cooling coils, and dampers. AHUs are typically used in commercial and industrial settings. They ensure that indoor air quality is maintained by managing temperature, humidity, and air cleanliness. … Read more
What is Cooling Tower in HVAC Systems A cooling tower is a specialized heat rejection device that extracts waste heat to the atmosphere through the cooling of a water stream to a lower temperature. It plays a crucial role in HVAC (Heating, Ventilation, and Air Conditioning) systems and industrial processes where large amounts of heat … Read more
VAV also called as Variable Air Volume boxes are integral to modern HVAC systems, providing efficient and flexible temperature control. Integrating these units with Building Management Systems (BMS) enhances the overall efficiency, reliability, and performance of HVAC systems in commercial buildings. This article explores the role of VAV units, their types, applications, and the impact … Read more
Introduction: Understanding IGBC standards in HVAC systems is essential for achieving sustainability and energy efficiency in building projects. The Indian Green Building Council (IGBC) provides guidelines that help design, install, and maintain HVAC systems to minimize environmental impact. This article explores various aspects of IGBC standards, from design and installation to maintenance and energy efficiency, … Read more
Introduction: BTU meters play a vital role in HVAC systems by measuring the heat energy exchanged in a controlled environment. Understanding their functionality, applications and installation requirements is essential to optimizing energy efficiency and operational costs in various settings. What is a BTU meter and how does it work? A BTU (British Thermal Unit) meter … Read more
The desiccant wheel is an important part of HVAC systems, especially where dehumidification is critical. It is a rotating wheel with materials that absorb moisture from the air. This cycle helps improve indoor air quality by controlling humidity, making it ideal for places like labs, hospitals, and manufacturing plants. What is a Desiccant Wheel in … Read more
In the modern world of construction and industrial processes, the proper functioning of heating, ventilation and air conditioning (HVAC) systems is critical to maintaining comfort, productivity and environmental sustainability. The critical components of HVAC systems include chilled water pipe and associated specifications. This article examines the importance of chilled water piping and specifications, components and … Read more