The tank

suisou.gif (78224 ???)This is a bird's-eye view of the tank. The inner diameter of the outer cylinder is 295 mm, and the outer diameter of the inner cylinder is 180 mm. The tank has a doughnut-like shape when seen from above. The wave generator is attached to the top of the tank. The tank is filled with stable stratified salt water. And the wave generator is set so as to touch the surface of the water.