Mechanical Engineering Jobs: Maintenance Management
The job of Maintenance Engineer can be one of the toughest and most stressful. But if there is no breakdown of the machines there will be no pressure …
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Refrigerants and CFCs a Major Cause of Ozone Layer Depletion
Halogenated hydrocarbons have been extensively used as refrigerants. The refrigerants that contain chlorine as one of the atoms in their compounds …
Continue ReadingWhat Makes a Refrigerator Cold? Learn About the Most Common Refrigerant, Halogenated Hydrocarbons, or CFC
In the very earlier days carbon-dioxide and ammonia were used as refrigerants. With the increasing applications of refrigeration and air conditioning, …
Continue ReadingAir Conditioner Parts and Refrigerator Parts: Evaporator
The refrigerant undergoes various changes throughout the vapor compression cycle and it is in the evaporator where it actually produces the cooling …
Continue ReadingAutoCAD 2009 Review: Review of AutoCad 2009 - AutoCAD with Ribbon
AutoCAD is one of the most popular CAD software programs. Autodesk has launched the latest version named AutoCAD 2009. It has great looks and a number …
Continue ReadingBody Comfort & The Factors That Affect It:: Temperature, Humidity and Velocity
The human body is like a machine that consumes fuel and produces power and heat. When the body consumes food, which contains lots of calories, it gets …
Continue ReadingCAD Software For Designing & Drafting: Autodesk's AutoCad & CADopia
CAD stands for Computer aided designing or drafting. CAD software has become an inseparable part of the engineers and architects involved in …
Continue ReadingCentral Air-Conditioning Plants: Direct Expansion and Chilled Water
Central air conditioning plants are used for applications like big hotels, large buildings having multiple floors, hospitals, etc, where very high …
Continue ReadingChlorofluorocarbons Refrigerants, CFC Refrigerants: Ozone Layer Depletion & Greenhouse Effect
Chlorofluorocarbons (CFCs) have been found to cause the depletion of the ozone layer. The ozone layer prevents ultraviolet radiations of the sun from …
Continue ReadingFactors that Affect HVAC Design: Heat Load Calculations
Heat is generated inside the room from various sources. Some of these include heat gained by the walls, heat entering from the windows, heat generated …
Continue ReadingHeat Load Calculations Software: AutoCAD HVAC Design Software
A number of software programs have come on the market that make complex HVAC design and heat load calculations very simple. Here one such product …
Continue ReadingHow Air Conditioning Works to Maintain Comfort Condtions and Control Temperature, Humidity and Air Flow Rate
Air conditioning is the process of maintaining comfortable conditions inside a closed space. It controls temperature, humidity, air flow rate and the …
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