Carbon-dioxide supplier

A carbon dioxide supplier generating carbon dioxide gas by combusting fuel,

• the carbon dioxide supplier comprising:
• a mixture gas supply unit 30 supplying a mixture gas of air and fuel;
• a combustion unit 50 combusting the mixture gas supplied from the mixture gas supply unit 30;
• and
• a swirl forming unit 40 extending between the mixture gas supply unit 30 and the combustion unit 50 in anteroposterior direction, the swirl forming unit 40 swirl-flowing the mixture gas introduced into a rear portion thereof from the mixture gas supply unit 30 to the combustion unit 50 provided at a front portion thereof,
• wherein the swirl forming unit 40 provides a circular flow cross-section along a direction from the mixture gas supply unit 30 toward the combustion unit 50, and
• wherein the mixture gas supply unit 30 introduces the mixture gas into the swirl forming unit 40 through a mixture gas inlet pipe 35 connected to the rear portion thereof in a direction inscribed to the circular flow cross-section to form a swirl flow of the mixture gas.