Biomass-fuel steam generator

• Main Author: XIAO YOUQUAN
• Format: Patent
• Language: Chinese; English
• Published: 06.07.2016
• Subjects: AIR SUPPLY; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHINBOILERS; BLASTING; COMBUSTION APPARATUS; COMBUSTION PROCESSES; CONTROLLING WATER LEVEL; DRAUGHT-INDUCING; FEED-WATER SUPPLY; HEATING; LIGHTING; MECHANICAL ENGINEERING; METHODS OF STEAM GENERATION; PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER; STEAM BOILERS; STEAM GENERATION; SUPPLYING NON-COMBUSTIBLE LIQUID OR GAS; WEAPONS

A biomass-fuel steam generator comprises a generator body. The generator body mainly comprises a furnace with a biomass combustion chamber, a pot heated on the furnace and a steam chamber at the top end of the pot, wherein an air inlet pipe, a feeding pipe and an ignition device are arranged on the furnace, the air inlet pipe passes an air chamber and then is connected into the biomass combustion chamber, and the ignition device is communicated with the biomass combustion chamber in the furnace; the pot is provided with a preheating collecting box and a flue allowing flue gas to circulate; a water preheater is also assembled to the pot, the water inlet end of the water preheater is connected with an external water source, the water discharged from the water outlet end of the water preheater flows into the preheating collecting box with a check valve, and the preheating collecting box is communicated with the steam chamber through a water pipe; the flue of the furnace is divided into a front flue and a rear fl