Patent ID: 6231334
Filing Date: 2001-05-15
Classification: F23D,F23G

Abstract:
A biogas flare system for burning biogases generated at one of a landfill and a waste water treatment center, the system comprising:at least one burner for igniting a mixture of biogas and air;a main supply line for supplying the mixture of biogas and air to said burner;a biogas supply line feeding into said main supply line for supplying biogas in a controlled, forced manner, said biogas supply line in fluid communication with the one of the landfill and the waste water treatment center;an air supply line feeding into said main supply line for supplying air in a controlled, forced manner; wherein said biogas and air are mixed, the ratio of biogas and air being selectively controlled such that there is 20% to 50% excess air;a shell surrounding said burner and having an open top for exhaustion of combustion products; andat least one damper located in said shell for supplying quench air to said burner.