摘要 |
A ducted power plant is disclosed. The ducted power plant comprises a motor-driven fan 7 situated in a duct. The fan has an air intake side, and in operation produces a high pressure air stream into the duct. The fan is located adjacent to air splitter means 18. The air splitter means are arranged to divert the air stream into two or more subsidiary streams for delivery to respective air jet nozzles 9 of the plant, there being provision for varying the proportions of the split of air between the nozzles. |