Method for establishing a self-hoisting crane system (3), particularly configured for use for offshore mounting and service work on wind turbines placed in territorial waters, said wind turbine comprising a transition piece (4) as well as a transition platform (6) between the turbine foundation and the wind turbine tower (8), and said self- hoisting crane system comprises a unit comprising at least a main hoist/winch (18) with a wire (20), a first hoist block (24) connected to the hoist/winch for attachment to a first beam structure connected to the wind turbine nacelle (10), as well as a self-hoisting crane (26) which is hoisted to the nacelle by means of the wire of the hoist/ winch and attached in the nacelle on consoles belonging to the self- hoisting crane system, mounted on stabile structural parts (36) in of the nacelle. The claimed invention further relates to a self-hoisting crane system.
SUSPENDED CRANE SYSTEM
HÄNGEKRANSYSTEM
SYSTÈME DE GRUE SUSPENDUE
23.06.2021
Patent
Elektronische Ressource
Englisch