| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a cooling chamber capable of replacing only a damaged part if the cooling chamber is partially damaged, conducting a burning test while easily changing parameters such as an axial width, a radius, and a material, suppressing cost required for the burning test, and ensuring high work efficiency.SOLUTION: A cooling chamber includes: a combustion chamber 4 that includes a wall surface 10 of a hollow cylindrical shape about an axis 8; a nozzle 6 coupled to one axial end portion 4a of the combustion chamber 4 and extending axially from the end portion 4a; a plurality of hollow liquid channels 12 buried in the wall surface 10 of the combustion chamber 4 or the nozzle 6, extending circumferentially, and surrounding the axis 8; and a plurality of liquid piping lines 16 supplying a liquid A to hollows of the liquid channels 12 and discharging the liquid A, the combustion chamber 4 and the nozzle 6 being configured by coupling a plurality of split pieces 18 split axially, each of the split pieces 18 including at least one liquid channel 12 and at least one liquid piping line 16.</p> |
