Mitsubishi Heavy Industries Limited

Yoshitaka Nakayama

Toshiyuki Yamashita

Shuji Tanigawa

Yuta Takahashi

Tatsuya Kameyama

Yasuharu Chuman

Takafumi Shinogi

A cooling channel structure includes a tubular member with openings at both ends. In an inner portion of the tubular member or on a surface of the tubular member, as cooling channels for a cooling medium for cooling the tubular member, spiral outer surface-side channels are located on an outer surface side of the tubular member, at least one inner surface-side channel is located on an inner surface side of the tubular member, and folded channels, respectively, connect the outer surface-side channels and the at least one inner surface-side channel on one end side of the tubular member.

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Tokyo, Japan

Yoshitaka Nakayama