enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Central heating - Wikipedia

   en.wikipedia.org/wiki/Central_heating

   Institutional heating systems (office buildings or schools, for example) can use low-grade, inexpensive bunker fuel to run their heating plants, but capital cost is high compared to more easily managed liquid fuels. Natural gas is a widespread heating fuel in North America and northern Europe. Gas burners are automatically controlled and ...

3. Industrial furnace - Wikipedia

   en.wikipedia.org/wiki/Industrial_furnace

   In a vertical, cylindrical furnace, the tubes are vertical. Tubes can be vertical or horizontal, placed along the refractory wall, in the middle, etc., or arranged in cells. Studs are used to hold the insulation together and on the wall of the furnace. They are placed about 1 ft (300 mm) apart in this picture of the inside of a furnace.

4. Furnace (central heating) - Wikipedia

   en.wikipedia.org/wiki/Furnace_(central_heating)

   The second category of furnace is the forced-air having atmospheric burner style with a cast-iron or sectional steel heat exchanger. Through the 1950s and 1960s, this style of furnace was used to replace the big, natural draft systems, and was sometimes installed on the existing gravity duct work.

5. List of boiler types by manufacturer - Wikipedia

   en.wikipedia.org/wiki/List_of_boiler_types_by...

   Babcock-Johnson boiler: early production Johnson boilers operating at high pressures (850 psi [59 bar; 5,900 kPa]) and with water-wall ends to their furnace. [4] Babcock & Wilcox boiler; Babcock & Wilcox marine boiler; Bagnall boiler: a development of the launch boiler, with an enlarged furnace. Also known in agricultural use as the 'colonial ...

6. Replacement value - Wikipedia

   en.wikipedia.org/wiki/Replacement_value

   The term replacement cost or replacement value refers to the amount that an entity would have to pay to replace an asset at the present time, according to its current worth. [1] In the insurance industry, "replacement cost" or "replacement cost value" is one of several methods of determining the value of an insured item. Replacement cost is the ...

7. Heating, ventilation, and air conditioning - Wikipedia

   en.wikipedia.org/wiki/Heating,_ventilation,_and...

   A drawback is the installation cost, which can be slightly higher than traditional HVAC systems. Energy efficiency can be improved even more in central heating systems by introducing zoned heating. This allows a more granular application of heat, similar to non-central heating systems. Zones are controlled by multiple thermostats.