Author name: Karthikeyan

Refrigeration System Design: Key Formulas and Calculations Explained Introduction Refrigeration system design is a critical aspect of HVACR engineering, ensuring systems deliver optimal cooling performance while minimizing energy use and cost. Whether you’re an HVAC student, engineer, or consultant, understanding key refrigeration formulas and performing basic design calculations are essential. In this guide, we’ll break […]

Navigating the HVACR (Heating, Ventilation, Air Conditioning, and Refrigeration) industry involves understanding a myriad of acronyms. Whether you’re a seasoned engineer, a technician, or a facility manager, this guide will help you master the most commonly used acronyms in the field. Acronyms List A–Z Acronym Definition Significance AC Air Conditioning Central to all comfort cooling

With temperatures soaring across India, your air conditioner becomes your most relied-upon appliance. But without proper maintenance, even the best AC can underperform, leading to discomfort and high energy bills. In this blog, we’ll explore the top 5 expert-recommended summer AC maintenance tips tailored for Indian climates. Whether you’re a homeowner or facility manager, these

What if the difference between juicy, tender meat and a dry, freezer-burned product came down to just a few hours? That’s the power of blast freezing—a high-speed, low-temperature method that locks in quality and keeps food safe. For HVAC professionals and food plant engineers, it’s a critical part of modern cold chain infrastructure. In this blog, we’ll

Accurate heat load estimation is critical for the efficient design of cold storage refrigeration systems. Misjudging these loads can lead to oversized systems, increased energy costs, or worse—product spoilage. This blog dissects the typical heat load components in cold storage facilities and provides a step-by-step example to help HVAC engineers size refrigeration systems correctly. We’ll

Artificial Intelligence (AI) is changing the world—and the HVACR (Heating, Ventilation, Air Conditioning, and Refrigeration) industry is no exception. As global demand for smarter, energy-efficient, and sustainable systems grows, AI is being adopted in residential, commercial, and industrial applications to improve efficiency, reduce costs, and enhance performance. In this blog, we explore how AI is

Introduction Proper fan sizing is fundamental to HVAC performance and energy efficiency. An incorrectly sized fan or blower can result in poor airflow, system imbalance, energy wastage, or even premature component failure. Whether you’re designing for a rooftop unit, an AHU, or an exhaust system, selecting the right fan requires understanding airflow requirements, pressure losses,

Introduction In modern HVAC systems, air handling units (AHUs) are the core components responsible for conditioning and distributing air. Within AHUs, different air streams interact in carefully engineered pathways. Understanding the behavior of these air streams—supply, return, fresh (outdoor), mixed, and exhaust—is vital for HVAC engineers aiming to design efficient and compliant systems. This blog