hvac02's Journal

All You Wanted to Know About HVAC
Confused what does the term HVAC refer to? Well, considering that HVAC is a system design that is almost treated as an important sub discipline of mechanical engineering, it does sound confusing. HVAC stands for heating, ventilation and air conditioning that help in regulating environmental comfort. Most large buildings and skyscrapers along with big industrial sectors use HVAC so that the temperature and humidity can be regulated for the secure working and staying conditions of people. The mechanism used in HVAC is to condition fresh air indoors from outside. If you want to know about HVAC, you have to know its basic uses.

The process of heating in HVAC

This is one of the essential functions of HVAC. If you are cold and frozen, the heating component helps you to warm and heat your room. Heating is usually significant in cold places or during winter when the temperature goes down and a warm temperature is needed for better living. Heating is also of two kinds. There is the local heating, which however is not cost effective and therefore, is not that widely used. The central heating which is the other kind of heating is the one that is mostly used in houses and offices. It is not only less expensive and therefore, favoured more by people, it works better as well. The heating works through the tools of the heat pump, the funnel or the boiler and the radiator.

The process of Ventilation in HVAC

Did you ever think why do you have ventilators in your house? It helps in better movement of air. Similarly, the function of ventilation in HVAC is to bring in fresh air inside the room or to the building. It takes out the carbon dioxide, the smoke, the odor, the humidity from the room and replaced it with fresh air. Its function also includes circulation of air within the house or the building. The air quality of a building depends on the nature and quality of the ventilator. The lack of proper ventilation will lead to stagnant and stale air that can cause various diseases. Ventilation is especially important in the attic or the loft without which there can be the growth of bacteria or fungi. There are basically two methods of ventilation that work well in houses and offices. They are the mechanical or forced ventilation and the natural ventilation. Mechanical or forced ventilation means the use of external tools like ceiling or table fans for better ventilation and also to control humidity and perspiration. In kitchens and bathrooms, exhaust fans and specialized chimneys control the odour and the humidity and helps in the process of ventilation. However, in natural ventilation, no such technological tools are used. It is the windows and the architectural genius in creating proper ventilation outlets that invite natural air inside the rooms and replaces the stale and stagnant air.

Air Conditioning in HVAC

Air conditioning is the most used and advertised tool in the HVAC system. Air conditioning does the job of cooling, ventilation and even humidity control in rooms and entire buildings through central air conditioning. They come in various sizes and are also priced at various ranges. They have large air ducts and so, if you are planning to install one in your house or office, make sure there is proper space. Also keep them at a level where they can be easily reached so that they can be cleaned, if needs be. To learn even more about air conditioning and the other components of HVAC technology then visit one of the links.

Current Mood: cheerful