Patent application number | Description | Published |
20110253442 | EMC Protection System and Tower with EMC Protection System - An electromagnetic compatibility protection system for electrical cables inside a tower with an internal down-conductor is disclosed. The electromagnetic compatibility protection has a U-shaped shield with a base portion and two adjoining side portions. The base portion and the side portions define a protected space for the electrical cables. A tower with the electromagnetic compatibility protection system is also disclosed. | 10-20-2011 |
20110273161 | ARRANGEMENT FOR LIGHTNING DETECTION - An arrangement to detect a lightning strike in a wind turbine is provided. According to the arrangement, the wind turbines contains an ozone sensor. The ozone sensor is located close to a component of the wind turbine. The component is constructed and arranged in a way that a lightning current, which results from a lightning strike into the wind turbine, is conducted through the component. The component is constructed and arranged in a way that the lightning current results in a corona generating a certain amount of ozone gas, which is detected by the ozone sensor. | 11-10-2011 |
20110293424 | Charge initiated lightning protection system for a wind turbine blade and wind turbine blade with the charge initiated lighting protection system - A lightning protection system is provided for a wind turbine blade via charge initiation (Charge Initiated Lightning Protection). The lightning protection system includes at least one electric charge generator for generating electric charge at a lightning receptor of the wind turbine blade such that an electrostatic field is generated at the lightning receptor leading lightning current directly to the lightning receptor. Additionally a wind turbine blade having at least one such lightning protection system is provided. | 12-01-2011 |
20110293437 | WIND TURBINE BLADE WITH A CONDUCTIVELY DOPED COATING FOR LIGHTNING PROTECTION OF THE WIND TURBINE BLADE AND METHOD FOR MANUFACTURING THE WIND TURBINE BLADE - A wind turbine blade is provided having a base body with a base material and at least one coating of the base body with a coating material, wherein the coating material includes a composite material with conductive particles. The composite material includes fiber glass. In one embodiment, the fiber glass forms a glass fiber mat. Additionally a method for manufacturing such a wind turbine blade is provided. The method includes: a) providing the base body of the wind turbine blade; and b) applying the coating on a surface of the base body. | 12-01-2011 |
20120027594 | ARRANGEMENT FOR LIGHTNING PROTECTION - An arrangement for a lightning protection of a wind turbine blade is provided. According to the arrangement, the blade of the wind turbine is extended by a shaped winglet. A first lightning receptor is arranged at a tip end region of the blade. A second lightning receptor is arranged at the winglet. | 02-02-2012 |
20120205133 | LIGHTNING PROTECTION SYSTEM - A lightning protection system for a tower of a wind turbine is provided. The tower includes a reinforced concrete tower wall in which a plurality of electrically conductive structural reinforcing elements are embedded during construction. The lightning protection system includes a plurality of the structural reinforcing elements connected in an electrically conductive manner with each other and with a ground terminal. Further, a method of incorporating such a lightning protection system in a reinforced concrete tower, and a wind turbine with such a lightning protection system is provided. | 08-16-2012 |
20120219420 | LIGHTNING PROTECTION FOR A NACELLE OF A WIND TURBINE - A lightning protecting system for a nacelle of a wind turbine is described. The lightning protecting system includes a conductor device, which includes a core conductor, an isolating material surrounding the core conductor, and a shielding structure surrounding the isolating material, an input port, which is connected to a first end of the core conductor and which is adapted to be connected to the lightning rod, and an output port, which is connected to a second end of the core conductor and which is adapted to be connected to the support structure. Further described are a nacelle for a wind turbine, a wind turbine, a method for protecting a nacelle of a wind turbine, which all take benefit from the mentioned lightning protecting system. Furthermore, it is described a use for the mentioned lightning protecting system. | 08-30-2012 |
20120269631 | Lightning protection system for a wind turbine and wind turbine with a lightning protection system - A lightning protection system is provided for a wind turbine. The wind turbine has an electrically grounded structure part, a main shaft electrically and mechanically connected to the grounded structure part, a blade hub rotationally connected via a main bearing to the main shaft and blades connected to the blade hub. The lightning protection system includes a down-conductor attachable inside one of the blades and a high voltage conductor for guiding lightning current, wherein a first end of the high voltage conductor is in electrical communication with the down-conductor. The lightning protection system also includes a high voltage contact attachable inside the main shaft, wherein a second end of the high voltage conductor is in electrical communication with the high voltage contact. Lightning current is guided from the down-conductor via the high voltage conductor to the high voltage contact. | 10-25-2012 |
20120282097 | Lightning protection system for a wind turbine, wind turbine and method for protecting components of a wind turbine against lightning strikes - A lightning protection system for a wind turbine includes at least one insulated high-voltage cable, a pick-up unit and an additional insulated high-voltage cable. The at least one insulated high-voltage cable is electrically connected to a lightning receptor and to the pick-up unit. The pick-up unit is electrically connectable to an electrically grounded member by the additional insulated high-voltage cable. | 11-08-2012 |