A Wisdom Archive on Boiler

A boiler is a closed vessel in which water or other fluid is heated under pressure. The steam or hot fluid is then circulated out of the boiler for use in various process or heating applications. A safety valve is required to prevent over pressurisation and possible explosion of a boiler. Boiler - Overview. Construction of boilers is mainly limited to copper, steel and cast iron. In Live steam toys, brass is often used. Sources of heat for the boiler can be the combustion of fuels such as wood, coal, ... Including:

• Boiler - Overview
• Boiler - Supercritical Boilers
• Boiler - Accessories

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Boiler
To dream of seeing a boiler out of repair, signifies you will suffer from bad management or disappointment. For a woman to dream that she goes into a cellar to see about a boiler foretells that sickness and losses will surround her.
 

 
Source: 10 000 Dream Interpretations, by Gustavus Hindman Miller
 
(See also: Dream Archives, Meaning of Dreams, Dream Interpretation, Dream Dictionary, Dream Dictionary - Boiler, Dreams - Meaning of Dream about Boiler, Dream Interpretation Boiler  )

For more dictionary entries, see » boiler dictionary

Construction of boilers is mainly limited to copper, steel and cast iron. In Live steam toys, brass is often used. Sources of heat for the boiler can be the combustion of fuels such as wood, coal, oil or natural gas. Electric boilers use resistance or immersion type heating elements. Nuclear fission is also used as a heat source for generating steam. Waste-heat boilers, or HRSGs use the heat rejected from ot ...

Read more here: » Boiler: Encyclopedia II - Boiler - Overview

In water heating, a water heater or hot water heater is an appliance for heating water above its ambient temperature. In industrial usage, as well when used to heat buildings through steam, large water heaters are called boilers. Water heating - Tank heaters. In household and commercial usage, most water heaters are of the tank type. They are also called storage water heaters. These consist of tanks in which a given amount of water is kept continuously hot and ready for use. Typical sizes for ... Including:

• Water heating - Tank heaters
• Water heating - Tankless heaters
• Water heating - Solar heaters
• Water heating - Water heater safety

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HVAC (pronounced either "H-V-A-C" or, occasionally, "H-VAK") is an initialism/acronym that stands for "heating, ventilation and air-conditioning". This is sometimes referred to as climate control. These three functions are closely interrelated, as they control the temperature and humidity of the air within a building in addition to providing for smoke control, maintaining pressure relationships between spaces, and providing fresh air for occupants. I ... Including:

• HVAC - Heating
• HVAC - Central heating
• HVAC - Ventilation
• HVAC - Natural ventilation
• HVAC - Forced ventilation
• HVAC - Air-conditioning
• HVAC - Thermostats

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Heating systems may be classified as central or local. HVAC - Central heating. Central heating is often used in cold climates to heat private houses and public buildings. Such a system contains a central boiler, furnace or heat pump to heat water, steam, or air; piping or ductwork to distribute the heated fluid, and radiators to transfer this heat to the air. The term radiator in this context is misleading, since most heat transfer from the heat exchanger is by convection, not r ...

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Airflow in ventilated spaces generally can be classified by two different types; mixing (or dilution) ventilation and displacement ventilation. Mixing ventilation systems generally supply air in a manner such that the entire room air is fully mixed. The cool supply air exits the outlet at high velocity, inducing room air to provide mixing and temperature equalization. Since the entire room is fully mixed, temperature variations are small while the contaminant con ...

Read more here: » HVAC: Encyclopedia II - HVAC - Displacement ventilation