3. Humidity Ratio, Relative Humidity and Enthalpy

To access the full video course, please log in https://www.smtmep.com/s/preview/cour... Relative humidity (RH) is a measure of the amount of moisture in the air compared to the maximum amount of moisture the air can hold at a particular temperature without condensing. It is typically expressed as a percentage and is a fundamental concept in meteorology and climatology for understanding and describing the moisture content of the atmosphere. Relative humidity is determined by the following formula: Relative Humidity (%) = (Actual Water Vapor Content / Saturation Water Vapor Content) × 100 Actual Water Vapor Content: This is the amount of water vapor present in the air at a given temperature and pressure. Saturation Water Vapor Content: This is the maximum amount of water vapor the air can hold at that temperature and pressure before it becomes saturated, and condensation begins to occur. Relative humidity values can vary widely with changes in temperature and the absolute amount of moisture in the air. Warm air can hold more moisture than cold air, so if you have the same amount of water vapor in two different air masses, the relative humidity will be higher in the colder air. Relative humidity is an important parameter in weather forecasting because it affects how comfortable the air feels and plays a role in various weather phenomena. For example, when the relative humidity is close to 100%, the air is near saturation, and this can lead to the formation of clouds, fog, and precipitation when the air cools or encounters other cooling mechanisms. Additionally, high relative humidity can make hot weather feel more uncomfortable because it reduces the body's ability to cool itself through sweat evaporation. Conversely, low relative humidity can make cold weather feel even colder because it can lead to increased evaporation from the skin, which can result in a cooling effect. Welcome to SM Techno MEP Training Services, where we strive to help you become an expert in the field of MEP. Our goal is to bring together smart individuals and equip them with the skills needed for today and tomorrow. We offer concept-based courses meticulously crafted by industry experts and provide world-class technical training in Mechanical, Civil & Electrical Engineering. Our programs are designed to meet the needs of skilled professionals in the MEP (Building Services) industry, making us a leading MEP training institute in India (ISO 9001:2008 certified). Join our channel now to access high-quality video courses, both free and paid, that focus on various areas, including: 🎯 HVAC Designing & Drafting 🎯 Electrical Designing & Drafting 🎯 Plumbing Designing & Estimation 🎯 Fire Fighting Designing & Estimation 🎯 Revit MEP 🎯 AutoCAD 🎯 Revit Architecture And much more! Start watching now and enjoy the benefits of our comprehensive training. For further inquiries about our free and paid courses, feel free to reach out to us on WhatsApp at +919848699535. ► Website: https://www.smtmep.com/ ► Facebook:   / smtechno   ► LinkedIn:   / sm-techno-sm-ali-12090362