Discover everything Scribd has to offer, including books and audiobooks from major publishers.Training Session on Refrigeration & Air Conditioning.Training Session on Refrigeration & Air Conditioning.100% found this document useful, Mark this document as useful0% found this document not useful, Mark this document as not usefulSave Refrigeration and air conditioning.ppt For LaterSave Refrigeration and air conditioning.ppt For Later100% found this document useful, Mark this document as useful0% found this document not useful, Mark this document as not useful Central air conditioning plants are used for cooling whole buildings comprised of many floors, big hotels, large halls with a seating capacity of hundreds or even thousands of people, cinema halls, auditoriums, banks, offices, airports, large hospitals etc. Central air conditioning is used for cooling big buildings, houses, offices, entire hotels, gyms, movie theaters, factories etc. While in the small air conditioning system capillary is used as the expansion valve, in the central air conditioning systems thermostatic expansion valve is used.The chilled is passed via the ducts to all the rooms, halls and other spaces that are to be air conditioned. Central Air Conditioning System. The compressor and the condenser are of shell and tube type. While the indoor unit circulates cold air inside the home, the outdoor unit or compressor eliminates hot air from inside the home. Thus in all the rooms there is only the duct passing the chilled air and there are no individual cooling coils, and other parts of the refrigeration system in the rooms. However, all these parts are larger in size and have higher capacities. Further, the amount of chilled air that is needed in the room can be controlled by the openings depending on the total heat load inside the room.The central air conditioning systems are highly sophisticated applications of the air conditioning systems and many a times they tend to be complicated. Training Session on Refrigeration & Air Conditioning. A central air-conditioning system uses ducts to distribute cooled air throughout the house. PDF | On Dec 1, 2016, K. Ratna Kumari and others published Design And Drafting of Hvac, Central Air Conditioning System For An Office Building | Find, read and cite all … Central Air Conditioning Systems. Types Of Air Conditioners Compared. What is we get in each room is the completely silent and highly effective air conditions system in the room.
Cleaner air – As your central air-conditioning system draws air out of the rooms in your house through return air ducts, the air is pulled through an air filter, which removes airborne particles such as dust and lint. All Rights Reserved. Proper preventative and breakdown maintenance of these plants is vital.There are various types of air conditioners like window air conditioner, split air conditioner, packaged air conditioner and central air conditioning system. Central air conditioning systems are typically combined with the furnace system, if your home has one (or use a dedicated air handler if it doesn't), and both use the same electrical system … The window and split air conditioners are used for single rooms or small office spaces. The compressor is of open reciprocating type with multiple cylinders and is cooled by the water just like the automobile engine. This is the immense scale and reach of India's leading air conditioning and commercial refrigeration company. Advantages of Split Air Conditioning System - The split or ductless air conditioning system works from one area of the home and comprises a wall-mounted indoor unit and an outdoor unit. It consists of Freon gas that circulates between an indoor coil and a matching outdoor condenser with a compressor. The central air conditioning plants or the systems are used when large buildings, hotels, theaters, airports, shopping malls etc are to be air conditioned completely. If the whole building is to be cooled it is not economically viable to put window or split air conditioner in each and every room. It is due to this reason that there are very few companies in the world that specialize in these systems. If the whole building is to be air conditioned, HVAC engineers find that putting individual units in each … Further, these small units cannot satisfactorily cool the large halls, auditoriums, receptions areas etc.In the central air conditioning systems there is a plant room where large compressor, condenser, thermostatic expansion valve and the evaporator are kept in the large plant room. This series of articles describes all types of air conditioners.Chlorofluorocarbons Refrigerants, CFC Refrigerants: Ozone Layer Depletion & Greenhouse EffectCAD Software For Designing & Drafting: Autodesk's AutoCad & CADopia Thanks to a progressive integrated business model that combines the efficiencies of a manufacturer, contractor and after-sales service provider, Blue Star is able to offer an end-to-end solution to its customers, which has proven to be a significant differentiator in the market place. Copyright © 2020 Bright Hub PM. The most common type of central air conditioning is the split system, which features a large, boxy condenser outside the home and a fan-and-coil system …

| PowerPoint PPT presentation | free to view Refrigeration and air conditioning.ppt - Free ebook download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. They perform all the functions as usual similar to a typical refrigeration system. Benefits of a central air-conditioning system Indoor comfort during warm weather – Central air conditioning helps keep your home cool and reduces humidity levels. In the modern era of computerization a number of additional electronic utilities have been added to the central conditioning systems.There are two types of central air conditioning plants or systems:To operate and maintain central air conditioning systems you need to have good operators, technicians and engineers.

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