Chord length changing device and blade as well as chord length change controlling method and controlling system
A technology of a control system and a control method, applied in the directions of engine control, engine control parameters, wind turbine control, etc., can solve the problems of reduced wind catching ability of blades, reduced power generation efficiency of blades, corrosion of leading edge, etc., and achieves increased wind catching ability. , Make up for the effect of reducing power generation and reducing load
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[0032] Hereinafter, embodiments of the chord length changing device, the blade, the chord length changing control method and the control system of the present invention will be described in detail with reference to the accompanying drawings.
[0033] First, refer to Figure 1 to Figure 3 A chord length changing device according to an embodiment of the present invention will be described. The chord length changing device is used to change the chord length of the blades of the wind power generating set.
[0034] Such as figure 1 with figure 2 As shown, the chord length changing device according to the embodiment of the present invention includes: a chute 10, one end of the chute 10 is formed with an entrance and exit 11; an extension 20 can extend a predetermined length to the outside through the entrance and exit 11; a transmission mechanism 30, and The extension piece 20 is combined so that the extension piece 20 can telescopically move between the outside and the inside o...
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