Mitsubishi Heavy Industries Limited

Hiroyasu Manako

Hiroyuki Kobayashi

Shinichiro Watanabe

Kazufumi Ikeda

Kosuke Nishikawa

Mitsunori Isono

Hideto Kawashima

An injection device, a combustor, and a rocket engine include a device main body partitioned into a fuel manifold and an oxidant manifold, and a plurality of injectors arranged at predetermined intervals in the device main body to inject fuel and oxidant into a combustion chamber, each of the injectors includes a LOx channel including a proximal end portion communicating with the oxidant manifold and a distal end portion communicating with the combustion chamber, a restrictor provided on the proximal end portion of the LOx channel and a GHchannel including a proximal end portion communicating with the fuel manifold and a distal end portion communicating with the combustion chamber, and the restrictors have different shapes.

Injection device, combustor, and rocket engine with restrictors shaped to amplify predetermined pressure oscillation

A joining method for joining a first member and a second member is provided. The joining method includes a step of providing a first brazing layer on the first member by plating, a step of providing a second brazing layer on the first brazing layer by plating, a step of arranging the first member and the second member to oppose each other across the first brazing layer and the second brazing layer, and a step of melting the first brazing layer and the second brazing layer to join the first member and the second member which are arranged to oppose each other.

Joining method and joining system

Growing community of inventors

Tokyo, Japan

Hiroyasu Manako