Patent ID: 9637944
Date: 2017-05-02
CPC Classifications: E04H,F03D,Y02E

Claim:
1. Method for assembling decreasing section concrete towers for wind turbines which comprises: a pre-assembly phase of concrete tower sections, wherein the pre-assembly phase is carried out in at least one pre-assembly zone near to a base of the tower and comprises stages of joining the at least two precast concrete segments of a stackable annular section carried out for at least the first stackable annular section and the second stackable annular section, and wherein during the pre-assembly phase the at least two precast concrete segments of the first stackable annular section are confined at least partially within the inner space defined by the at least two precast concrete segments of the second stackable annular section, and wherein the method further comprises: a phase of stacking of the at least two stackable annular sections, the first stackable annular section and the second stackable annular section, wherein the second stackable annular section is stacked below the first stackable annular section.