Fast responding control device of turbine leaf apex gap control system based on shape memory alloy
A technology of memory alloy and control system, which is applied in the direction of leakage prevention, engine components, machines/engines, etc. It can solve the problems of strain characteristics (unstable direction and size, weak theory and technology, complex structure, etc.) to improve engine turbine efficiency , fast action speed and high control precision
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[0030] Please refer to figure 1 As shown, the rapid response control device of the turbine tip clearance control system based on the shape memory alloy of the present invention acts on the casing 6 and includes a shape memory alloy drive system and a vortex tube cooling system. The shape memory alloy drive system includes a first shape memory alloy wire 1. The second memory alloy wire 3, the movable plate 2 and the bias spring 4 arranged in parallel with the first memory alloy wire 1, the vortex tube cooling system includes the vortex tube 10 installed on the casing 6 and the cold end of the vortex tube The cooling pipe 11, the vortex tube cold end outlet pipe 12 and the vortex tube hot end outlet pipe 13, the vortex tube 10 includes two spaced apart installed on the casing 6, the vortex tube 10 and the vortex tube cold end The cooling pipes 11 are connected through the cold end outlet pipe 12 of the vortex tube. The cold end outlet pipe 12 of the vortex pipe and the hot end out...
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