CIVIL Dept Engineering Topics List

Subject and UNIT: Physics For Civil Engineering: Unit II: Ventilation And Refrigeration

The choice of which air conditioner system to use depends upon a number of factors including how large the area is to be cooled, the total heat generated inside the enclosed area, etc.

Definition, Components, Factors influencing | Refrigeration

Subject and UNIT: Physics For Civil Engineering: Unit II: Ventilation And Refrigeration

It is defined as the total heat required to be removed from the space in order to bring it to the desired temperature by air conditioning and equipment.

Definition, Types, Working Principle, Construction, Advantages, Disadvantages

Subject and UNIT: Physics For Civil Engineering: Unit II: Ventilation And Refrigeration

Heating, ventilation, and air conditioning (HVAC) is the technology of indoor and vehicular environmental comfort. Its goal is to provide thermal comfort and acceptable indoor air quality.

Definition, Working Principle, Types, Construction, Advantages, Disadvantages | Refrigeration

Subject and UNIT: Physics For Civil Engineering: Unit II: Ventilation And Refrigeration

A fan coil unit (FCU) is a simple device consisting of a heating and/or cooling heat exchanger or 'coil' and fan.

Working Principle, Construction, Advantages, Disadvantages | Refrigeration

Subject and UNIT: Physics For Civil Engineering: Unit II: Ventilation And Refrigeration

The chilled water plants are installed in large buildings, shopping mall, airport, hotel, etc.

Components, Types, Working Principle, Construction, Advantages, Disadvantages

Subject and UNIT: Physics For Civil Engineering: Unit II: Ventilation And Refrigeration

• It is a bigger version of the window air conditioner. • It has a higher cooling or heating capacity. • It is usually able to cool an entire house or a commercial building.

Working Principle, Construction, Advantages, Disadvantages

Subject and UNIT: Physics For Civil Engineering: Unit II: Ventilation And Refrigeration

Window air-conditioner is also know as room air-conditioner It is designed to condition the air in a single room or a large scale. It is called a window air-conditioner because it is usually installed in a window.

Definition, Working Principle, Classification

Subject and UNIT: Physics For Civil Engineering: Unit II: Ventilation And Refrigeration

(a) Inlet openings in the building should be well distributed and should be located on the windward side at a low hotel level. The outlet openings should be located on the leeward (direction of downwind) side near the top.

Formulas

Subject and UNIT: Physics For Civil Engineering: Unit II: Ventilation And Refrigeration

Natural ventilation occurs because of wind and thermal forces which produce a flow of outdoor air through the various Im ni be9qe briw - openings in a building.

Subject and UNIT: Physics For Civil Engineering: Unit II: Ventilation And Refrigeration

In this system of ventilation, doors, windows, ventilators and skylights are used to make the room properly ventilated. This system is useful for small buildings.

Subject and UNIT: Physics For Civil Engineering: Unit II: Ventilation And Refrigeration

The requirements of ventilation are shown in fig.

Definition, Factors affecting

Subject and UNIT: Physics For Civil Engineering: Unit II: Ventilation And Refrigeration

Ventilation is generally defined as the replacement of stale air by fresh or outside air. Satisfactory ventilation means comfortable atmosphere, although an exchange of fresh for stale air is not necessarily required.