| 摘要 |
Provided is a canister thruster for a ship. The canister thruster for a ship according to an embodiment of the present invention includes a tunnel formed on a ship hull to make the bottom end open; a vertically moving canister installed on the tunnel; and a piezoelectric body sandwiched between the canister and the top end of the tunnel, while generating an electric signal based on the pressure generated when the canister moves and pressurizes the top end of the tunnel. |
