China primary and secondary heat exchanger Manufacturers Factory Suppliers
WebJan 27, 2023 · The primary heat exchanger is often located closest to the furnace’s burners for increased efficiency. It will contain the hottest flue gas or media as a result. The most efficient...
WebFurnaces that are 90%+ efficient contain a primary and secondary heat exchanger. The combustion exhaust travels from the primary to the secondary heat exchanger, which releases more heat from the...
WebA heat exchanger follows this principle in its endeavour to reach equalisation. With a plate type heat exchanger, the heat penetrates the surface, which ... • The flowrate on the primary and...
WebDec 20, 2021 · Some furnaces have two heat exchangers. They have a primary and secondary heat exchanging system. The primary heat exchanger is usually made of aluminized steel, which transfers heat...
WebFeb 28, 2023 · The primary heat exchanger contains the hottest flue gas and sits close to the burners. Furnaces with a single heat exchanger typically operate at 70-80% efficiency, so we always...
WebDec 16, 2013 · When the flue gases exit the primary heat exchanger, they are directed to the secondary heat exchanger where condensing of the flue gases is allowed to occur. This type of boiler...












