BAKING OVEN Russian patent published in 2016 - IPC A21B1/28 

FIELD: food industry; furnaces.

SUBSTANCE: baking oven comprises tunnel baking chamber with several thermal areas, including humidification area, and steam-humidifying device, placed in it, heating system, consisting of heat transfer channels, connection gas ducts, distributor of working mixture of combustion products and combustion device in form of coaxial chambers of combustion and mixing. Steam-humidifying device is group of perforated pipes with top steam releasing holes, equipped with steam reflectors in form of semi-pipes, coaxially placed above perforated pipes, perforated pipes are installed above bottom at distance of no more than 160 mm. Distributor of working mixture of combustion products is placed in at least 400 mm from humidification area and it is additionally equipped with bypass gas duct, connected to upper heat transfer channel of first thermal area of baking chamber. Mixing chamber of combustion device is connected to distributor of working mixture of combustion products by means of lens compensator.

EFFECT: invention provides saving of fuel and energy resources and improved quality of products.

1 cl, 2 dwg