Repair and Strengthening Method for Wind Turbine Tower Flange Anchoring Foundations

摘要

The present invention provides a reinforcement method for reinforcing a connection part between a lower part of a wind turbine tower and a concrete foundation, the concrete foundation drilling step of drilling a part of the concrete foundation to provide a space for installing an anchor bolt in the concrete foundation; An anchor bolt installation step of integrating the anchor bolt with the concrete foundation through a grouting operation after inserting the anchor bolt through the concrete foundation drilling step; a connecting member installation step of installing a connecting member for connecting the anchor bolt and the lower part of the wind turbine tower after the anchor bolt installation step; a connecting member welding step of welding one end of the connecting member to the lower part of the wind turbine tower and integrating the connecting member after the connecting member installation step; and an anchor bolt coupling step of fixing the connecting member connected to the concrete foundation while integrating with the anchor bolt after the connecting member welding step.