초록 ▼

The present invention relates to a reformer for producing a hydrogen rich gas by reaction of natural gas with steam by a catalytic action with heating, and particularly to the heater in the reformer, where the heating section of the heater is composed of a heating section by burner combustion and a

The present invention relates to a reformer for producing a hydrogen rich gas by reaction of natural gas with steam by a catalytic action with heating, and particularly to the heater in the reformer, where the heating section of the heater is composed of a heating section by burner combustion and a heating section by catalytic combustion, and a stable combustion less susceptible to fluctuations in the feed rate or pressure of fuel or air can be obtained by the catalytic combustion.

대표청구항 ▼

A reformer for producing a hydrogen rich gas by reaction of natural gas with steam through a catalytic action by passing the natural gas and the steam through heated reformer tubes filled with a catalyst, the reformer comprising: a reformer shell; a plurality of reformer tubes provided in the reform

A reformer for producing a hydrogen rich gas by reaction of natural gas with steam through a catalytic action by passing the natural gas and the steam through heated reformer tubes filled with a catalyst, the reformer comprising: a reformer shell; a plurality of reformer tubes provided in the reformer shell; a catalyst supported in the reformer tubes; and a heater for heating the reformer tubes, the heater being arranged at the bottom of the reformer shell and comprising a first heating section comprising means for providing burner combustion of fuel and air, the means for providing burner combustion including a plurality of burner combustors, each burner combustor comprising a pair of a heating fuel nozzle and an air nozzle, and a second heating section comprising means for providing catalytic combustion of fuel and air, said means for providing catalytic combustion comprising a bed filled with a combustion catalyst for effecting combustion through the action of said combustion catalyst by passing a gas mixture of fuel and air through said combustion catalyst, wherein said second heating section is provided at a center of the bottom of the reformer shell and said plurality of burner combustors are provided around said first heating section at a periphery of the bottom of said reformer shell.