Patents by Inventor Rolf Rohden
Rolf Rohden has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20190323480Abstract: Root segment for a segmented rotor blade of a wind turbine installation, the root segment extending along a longitudinal axis A, having a second axial end which is arranged to be mechanically connected with a rotor hub of the wind turbine installation, wherein a cross section through the root segment perpendicular to axis A has an aerofoil shape.Type: ApplicationFiled: April 16, 2019Publication date: October 24, 2019Applicant: youWINenergy GmbHInventor: Rolf Rohden
-
Patent number: 10415542Abstract: A mountable wing tip device (102) for mounting on a rotor blade of a wind turbine is disclosed which comprises a forward extremity (106) and at least two rearward extremities (108A, 108B, 112), wherein the forward extremity (106) and the at least two rearward extremities (108A, 108B, 112) are triangularly arranged, a leading edge region extending between the forward extremity (106) and the at least two rearward extremities (108A, 108B, 112), and a trailing edge region extending between the rearward extremities (108A, 108B, 112), a root region (113) at which the wing tip device (102) is mountable on an end of the rotor blade, wherein the root region (113) is positioned between the leading edge region and the trailing edge region.Type: GrantFiled: July 4, 2014Date of Patent: September 17, 2019Assignee: YOUWINENERGY GmbHInventor: Rolf Rohden
-
Patent number: 10156486Abstract: The invention concerns a ship, in particular a cargo ship, comprising at least one Magnus rotor for driving the ship, which has a stationary carrier. The invention concerns in particular a ship in which arranged on the carrier is a measuring device for determining a flexural loading on the carrier. The invention further concerns a method of determining the thrust of a Magnus rotor, a Magnus rotor and a carrier for mounting a Magnus rotor.Type: GrantFiled: September 8, 2011Date of Patent: December 18, 2018Assignee: Wobben Properties GmbHInventor: Rolf Rohden
-
Patent number: 9683537Abstract: There is provided a turbine for a hydroelectric power plant comprising a hub, a plurality of turbine blades provided on the hub, a pitch angle adjusting unit coupled to the turbine blades for adjusting the pitch angle of the turbine blades, a double-acting hydraulic cylinder and a piston rod connected thereto. The piston rod is coupled to the pitch angle adjusting unit in such a way that the pitch angle adjusting unit performs a rotational movement when the piston rod is moved in the longitudinal direction. The double-acting hydraulic cylinder is provided in a hydraulic chamber coupled by way of a first and a second hydraulic line so that the double-acting hydraulic cylinder is displaceable by feed of a hydraulic fluid through the first or second hydraulic line and thus leads to adjustment of the pitch angle of the turbine blades by way of the coupling to the piston rod and the pitch angle adjusting unit.Type: GrantFiled: August 31, 2012Date of Patent: June 20, 2017Assignee: Wobben Properties GmbHInventors: Rolf Rohden, Jan Niko Hauser, Walter Lambertz
-
Patent number: 9580158Abstract: The present invention concerns a Magnus rotor comprising a carrier arranged in the interior of the Magnus rotor, a rotor which in operation of the Magnus rotor rotates about the carrier, a bearing which carries the rotor on the carrier and a heating device provided for producing heated air in the interior of the carrier. The carrier has at least one opening at its outside, which connects the internal space in the carrier to the intermediate space between the carrier and the rotor in such a way that air can pass through between those two spaces.Type: GrantFiled: August 31, 2011Date of Patent: February 28, 2017Assignee: WOBBEN PROPERTIES GMBHInventor: Rolf Rohden
-
Patent number: 9567048Abstract: The present invention concerns a Magnus rotor comprising a carrier, and a rotary body mounted rotatably to the carrier, as well as a drive device for driving the rotary body. The carrier has at least one opening which connects an internal space in the carrier with an external space in such a way that air can pass through between those two spaces. The invention further concerns a method of cooling elements of a Magnus rotor, a method of heating a rotary body of a Magnus rotor and a ship.Type: GrantFiled: September 9, 2011Date of Patent: February 14, 2017Assignee: WOBBEN PROPERTIES GMBHInventor: Rolf Rohden
-
Patent number: 9440719Abstract: Various embodiments provide a Magnus rotor having a carrier arranged in the interior of the Magnus rotor, a rotor which rotates about the carrier in operation of the Magnus rotor, a plate which horizontally closes off the rotor, and a bearing which carries the rotor on the carrier. The rotor has at least one opening in the plate. The carrier has at least one fixing point for lifting the Magnus rotor by means of at least one fixing means and a lifting apparatus.Type: GrantFiled: September 13, 2011Date of Patent: September 13, 2016Assignee: WOBBEN PROPERTIES GMBHInventor: Rolf Rohden
-
Publication number: 20160221158Abstract: Apparatus (100) for assembling blade sections (200-1, 200-2) for forming a blade (200), the apparatus (100) comprising: a first jaw portion (102) and a second jaw portion (104) pivotably connectable to each other at a first end (106) of said first and second jaw portions (102, 104), wherein said first and second jaw portions (102, 104) include a second end (108) opposite to said first end (106), and wherein said first and second jaw portions (102, 104) have 126 respective opposing surfaces (118, 120) extending between said first end (106) and said second end (108), said opposing surfaces (118, 120) being adapted in shape to an outer surface of respective joining end portions (212, 214) of said blade sections (200-1, 200-2) to be assembled; and a fastening means (110) for mounting said first and second jaw portions (102, 104) at said joining end portions (212, 214) of the blade sections (200-1, 200-2), wherein said fastening means (110) is disposed at said second end (108) of each of said first and second jawType: ApplicationFiled: September 2, 2014Publication date: August 4, 2016Applicant: YOUWINENERGY GmbHInventor: Rolf ROHDEN
-
Publication number: 20160215761Abstract: A tower assembly for supporting a wind turbine comprises a concrete tower portion having two or more concrete tower segments arranged upon each other, wherein each of said two or more concrete tower segments is a hollow segment. The tower assembly further comprises a supporting means capable of receiving bending loads from said concrete tower portion wherein said supporting means is connected to said concrete tower portion at a predetermined height and it sticks to the ground at a predetermined distance from the concrete tower portion. The wall thickness of the lower wall of two adjacent concrete tower segments is different from the wall thickness of the upper one of said two adjacent concrete tower segments.Type: ApplicationFiled: September 4, 2014Publication date: July 28, 2016Applicant: YOUWINENERGY GmbHInventor: Rolf ROHDEN
-
Publication number: 20160215762Abstract: A retrofitted wind turbine installation comprising a newly constructed tower assembly and elements demounted from an existing wind turbine installation is disclosed. Furthermore, a method for retrofitting of an existing wind turbine installation comprising the steps of providing a new tower assembly, demounting one or more elements from an existing wind turbine installation, mounting the one or more elements from the existing wind turbine installation on the new tower assembly is disclosed as well.Type: ApplicationFiled: September 4, 2014Publication date: July 28, 2016Applicant: YOUWINENERGY GmbHInventor: Rolf ROHDEN
-
Patent number: 9394910Abstract: A Magnus rotor comprising a support that is arranged inside the Magnus rotor, a rotor that rotates about the support during operation of the Magnus rotor, a bearing that supports the rotor on the support, and a shaft that penetrates the bearing and is connected to the rotor above the bearing.Type: GrantFiled: September 9, 2011Date of Patent: July 19, 2016Assignee: WOBBEN PROPERTIES GMBHInventor: Rolf Rohden
-
Patent number: 9376168Abstract: The invention relates to a ship, in particular a cargo ship, having a power supply system. The invention relates in particular to a ship having a plurality of diesel electric systems for providing electrical power that are disposed within the ship, wherein a plurality of diesel electric systems are each associated with a common opening for removing the diesel electric systems. The invention further relates to a power supply system for a ship and to a method for controlling the power supply system of a ship.Type: GrantFiled: September 8, 2011Date of Patent: June 28, 2016Assignee: WOBBEN PROPERTIES GMBHInventor: Rolf Rohden
-
Publication number: 20160153424Abstract: A mountable wing tip device (102) for mounting on a rotor blade of a wind turbine is disclosed which comprises a forward extremity (106) and at least two rearward extremities (108A, 108B, 112), wherein the forward extremity (106) and the at least two rearward extremities (108A, 108B, 112) are triangularly arranged, a leading edge region extending between the forward extremity (106) and the at least two rearward extremities (108A, 108B, 112), and a trailing edge region extending between the rearward extremities (108A, 108B, 112), a root region (113) at which the wing tip device (102) is mountable on an end of the rotor blade, wherein the root region (113) is positioned between the leading edge region and the trailing edge region.Type: ApplicationFiled: July 4, 2014Publication date: June 2, 2016Applicant: YOUWINENERGY GmbHInventor: Rolf ROHDEN
-
Patent number: 9297358Abstract: The invention relates to a Magnus rotor having a cylindrical body of revolution for converting wind power into a feed force using the Magnus effect. The Magnus rotor having: a rotational shaft about which the body of revolution rotates; a support member on which the body of revolution is mounted; and a body of revolution which has stiffening ribs for the reinforcement thereof. The body of revolution is primed in at least two planes arranged at a mutual spacing in the axial direction perpendicular to the rotational shaft of the body of revolution in order to accommodate balancing weights. The invention further relates to a method for balancing a body of revolution according to the invention.Type: GrantFiled: September 14, 2011Date of Patent: March 29, 2016Assignee: WOBBEN PROPERTIES GMBHInventors: Rolf Rohden, Thomas Bohlen
-
Publication number: 20160076522Abstract: A wind turbine arrangement is disclosed which comprises a rotor hub (3), a generator (4, 6), a nacelle (7) and a yaw shaft (9). The rotor hub (3) is coupled with a plurality of rotor blades. The generator (4, 6) has a rotor (4) and a stator (6), wherein the rotor (4) has mounted thereupon the rotor hub (3). The rotor (4) is rotatably supported on the stator (6). The nacelle (7) supports the stator (6) and the yaw shaft (9) supports the nacelle (7).Type: ApplicationFiled: April 17, 2014Publication date: March 17, 2016Applicant: YOUWINENERGY GMBHInventor: Rolf ROHDEN
-
Patent number: 9205903Abstract: The invention relates to a ship, in particular a ship comprising at least one sail rotor. According to the invention, the ship has a front part that has a height-adjustable and/or pivotable panel.Type: GrantFiled: March 18, 2011Date of Patent: December 8, 2015Assignee: Wobben Properties GmbHInventor: Rolf Rohden
-
Patent number: 9187163Abstract: The present invention concerns a Magnus rotor comprising a guide roller which is arranged at the lower outer periphery of the Magnus rotor and which bears against the Magnus rotor in play-free relationship, a walkway surface arranged beneath the guide roller, and a cover which covers the guide roller and the walkway surface. In an opened condition the cover exposes the guide roller and the walkway surface so that a person on the walkway surface can perform working operations at the guide roller.Type: GrantFiled: September 15, 2011Date of Patent: November 17, 2015Assignee: Wobben Properties GmbHInventor: Rolf Rohden
-
Publication number: 20150233265Abstract: The cooling system comprises a nacelle body, a heat exchanger mounted on an outer surface of the nacelle body, a generator having a stator with holes disposed close to the windings, a rectifier having liquid circulating heat sink, a rotor and a hub having a plurality of fins, a pump, one or more fans, and a plurality of pipes for carrying a coolant therethrough.Type: ApplicationFiled: August 9, 2013Publication date: August 20, 2015Applicant: YOUWINENERGY GMBHInventor: Rolf Rohden
-
Patent number: 9096292Abstract: The invention concerns a ship, in particular a cargo ship, having a load surface for receiving load items, in particular piece goods. The invention concerns in particular a ship whose load surface has a plurality of receiving means which can be connected to fixing means and which are distributed in a grid over the load surface. The invention further concerns a floor element for a ship, in particular a cargo ship, and a securing element.Type: GrantFiled: September 8, 2011Date of Patent: August 4, 2015Assignee: Wobben Properties GmbHInventors: Rolf Rohden, Harald Albrechts
-
Publication number: 20150198142Abstract: The invention relates to a segmented rotor hub for wind turbines, particularly, having an aerodynamic profile on its front side and having a completely open end on the side configured to receive one end of the circumference of a generator rotor, hereinafter referred to as a rear end. The rotor hub comprises plurality of hub segments.Type: ApplicationFiled: August 9, 2013Publication date: July 16, 2015Applicant: you WINenergy GmbHInventor: Rolf Rohden