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).
-
Patent number: 9073607Abstract: The invention concerns a ship comprising at least one motor for driving the ship and at least one crane. To lift the motor at least one crane can be brought into engagement with the at least one motor through at least one closable opening. The invention further concerns a ship drive for driving a ship as well as a method of exchanging ship motors arranged within a ship for driving the ship together with peripheral devices. The invention further concerns the use of a wind power installation generator.Type: GrantFiled: September 9, 2011Date of Patent: July 7, 2015Assignee: Wobben Properties GmbHInventor: Rolf Rohden
-
Publication number: 20150143696Abstract: An apparatus for assembling blade sections for forming a blade is provided. The apparatus comprises at least two members (1, 2) movable with respect to each other, said members having respective opposing surfaces (2A, 2B) forming a pressing space for pressing outer surfaces of preassembled blade sections in a transition between the sections.Type: ApplicationFiled: May 28, 2013Publication date: May 28, 2015Applicant: youWINenergy GmbHInventor: Rolf Rohden
-
Patent number: 9016223Abstract: The invention concerns a ship comprising at least one hold, and at least one ventilation apparatus for ventilation of the hold, which has at least one air inlet and at least one air outlet connected to the air inlet by means of a passage. In particular the invention concerns a ship having a ventilation apparatus, wherein the passage has at least one portion arranged above the air inlet. The invention further concerns a ventilation apparatus for ventilation of the hold of a ship.Type: GrantFiled: September 6, 2011Date of Patent: April 28, 2015Assignee: Wobben Properties GmbHInventor: Rolf Rohden
-
Publication number: 20150110632Abstract: A blade assembly for a wind turbine rotor is provided, the blade assembly comprising at least two blade sections (1, 2) being longitudinally joinable at respective joining end portions (10, 20) for forming a blade. One of said blade sections has at least one cavity (11) in its joining end portion (10) and the other of said blade sections has at least one protrusion (21) at its joining end portion (20). Said cavity (11) is contractible to a contracted position in a direction which is substantially perpendicular to a longitudinal direction of the blade.Type: ApplicationFiled: May 28, 2013Publication date: April 23, 2015Applicant: youWINenergy GmbHInventor: Rolf Rohden
-
Publication number: 20150086369Abstract: A wind turbine rotor is provided which comprises a hub (2) and at least one blade (20) supported by said hub (2). The blade (20) comprises a first blade section (3) and a second blade section (4), wherein said first blade section (3) is mounted to said hub (2) stationary with respect to said hub (2) and said second blade section (4) is supported by said first blade section (3) rotatably adjustable about a longitudinal axis of said blade (20) wherein said second blade section (4) is supported by said first blade section (3) by at least two bearings (7a, 7b) which are spaced with respect to said longitudinal axis of said blade (20).Type: ApplicationFiled: January 11, 2013Publication date: March 26, 2015Applicant: YOUWINENERGY GMBHInventor: Rolf ROHDEN
-
Patent number: 8950353Abstract: The invention relates to a ship, in particular a freight ship, comprising an outer wall and a gangway for embarking and disembarking the ship, which can be moved backwards and forwards between an embarking/disembarking position and a stored position when the ship is being driven. The invention also relates to a ship in which the gangway comprises a base having a lower surface which, when said gangway is in the stored position, is flush with the surface of the outer wall. The invention also relates to a gangway for embarking and disembarking a ship, which is embodied according to the claimed invention for use on a ship.Type: GrantFiled: August 1, 2011Date of Patent: February 10, 2015Assignee: Wobben Properties GmbHInventor: Rolf Rohden
-
Publication number: 20150016996Abstract: A rotor blade includes a first rotor blade section, a second rotor blade section, a control device, and a reset device. The control device is configured to displace the first rotor blade section and the second rotor blade section relative to each other so as to form a telescopic rotor blade which can adopt a minimum position, an intermediate position or a maximum position. The reset device is configured so that, when the control device experiences a functional limitation, the telescopic rotor blade assumes the minimum position.Type: ApplicationFiled: December 28, 2012Publication date: January 15, 2015Inventor: Rolf Rohden
-
Publication number: 20150010402Abstract: A cooling system of a wind turbine is provided which includes a generator (10), a housing portion (1), and a hub (2) which is rotatable with respect to the housing portion (1) and drivingly connected to the generator (10). The hub (2) supports at least one blade (4). The housing portion (1) and the hub (2) enclose a cavity for accommodating at least said generator. Heat exchange means (6) are provided on the outer surface of said hub (2) for transferring at least a part of heat produced by said generator (10) in operation to the outside.Type: ApplicationFiled: January 11, 2013Publication date: January 8, 2015Applicant: YOUWINENERGY GMBHInventor: Rolf Rohden
-
Publication number: 20140369837Abstract: 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: ApplicationFiled: August 31, 2012Publication date: December 18, 2014Applicant: WOBBEN PROPERTIES GMBHInventors: Rolf Rohden, Jan Niko Hauser, Walter Lambertz
-
Patent number: 8875643Abstract: The invention relates to a ship comprising a plurality of Magnus rotors. Each Magnus rotor is associated with an electric motor which can be controlled individually and which is used to rotate the Magnus rotor. Each electric motor is associated with a converter in order to control the rotational speed and/or the rotational direction of the electric motor. The ship also comprises a central control unit which is connected to the converters, to control the individual converters, in order to control the rotational speed and/or the rotational direction of the Magnus rotors, independently from the other Magnus rotors. The ship also comprises an electric motor as the main drive of the ship, a converter for controlling the electric motor is associated with the electric motor. Said control unit controls the Magnus rotor in a first operational mode in such a manner that a maximal drive force is reached.Type: GrantFiled: September 12, 2011Date of Patent: November 4, 2014Assignee: Wobben Properties GmbHInventor: Rolf Rohden
-
Publication number: 20140137781Abstract: There is provided a ship, in particular a cargo ship. It has a plurality of Magnus rotors, wherein associated with each of the plurality of Magnus rotors is an individually actuable electric motor (M) for rotating the Magnus rotor, wherein associated with each electric motor (M) is a converter (U) for controlling the rotary speed and/or the rotary direction of the electric motor (M).Type: ApplicationFiled: November 14, 2013Publication date: May 22, 2014Applicant: Wobben Properties GmbHInventor: Rolf Rohden
-
Publication number: 20140072460Abstract: The invention concerns a ship comprising at least one electric motor for driving a ship and a cooling device for cooling the at least one electric motor by means at least one coolant. It is further according to the invention that the cooling device has a heat exchanger adapted to cool the at least one coolant by means of sea water.Type: ApplicationFiled: March 15, 2012Publication date: March 13, 2014Applicant: WOBBEN PROPERTIES GMBHInventor: Rolf Rohden
-
Patent number: 8601964Abstract: There is provided a ship, in particular a cargo ship. It has a plurality of Magnus rotors, wherein associated with each of the plurality of Magnus rotors is an individually actuable electric motor (M) for rotating the Magnus rotor, wherein associated with each electric motor (M) is a converter (U) for controlling the rotary speed and/or the rotary direction of the electric motor (M).Type: GrantFiled: December 8, 2011Date of Patent: December 10, 2013Assignee: Wobben Properties GmbHInventor: Rolf Rohden
-
Publication number: 20130302164Abstract: The invention relates to a Magnus rotor comprising a cylindrical body of revolution for converting wind power into a feed force using the Magnus effect. The Magnus rotor comprises: 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 means 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: ApplicationFiled: September 14, 2011Publication date: November 14, 2013Applicant: WOBBEN PROPERTIES GMBHInventors: Rolf Rohden, Thomas Bohlen
-
Publication number: 20130260620Abstract: 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: ApplicationFiled: September 8, 2011Publication date: October 3, 2013Applicant: WOBBEN PROPERTIES GMBHInventor: Rolf Rohden
-
Publication number: 20130243593Abstract: 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: ApplicationFiled: August 31, 2011Publication date: September 19, 2013Applicant: WOBBEN PROPERTIES GMBHInventor: Rolf Rohden
-
Publication number: 20130243592Abstract: The present invention concerns a Magnus rotor comprising 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: ApplicationFiled: September 13, 2011Publication date: September 19, 2013Applicant: WOBBEN PROPERTIES GMBHInventor: Rolf Rohden
-
Publication number: 20130239859Abstract: 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: ApplicationFiled: September 15, 2011Publication date: September 19, 2013Applicant: WOBBEN PROPERTIES GMBHInventor: Rolf Rohden
-
Publication number: 20130233227Abstract: 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: ApplicationFiled: September 8, 2011Publication date: September 12, 2013Applicant: WOBBEN PROPERTIES GMBHInventors: Rolf Rohden, Harald Albrechts
-
Publication number: 20130233223Abstract: 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: ApplicationFiled: September 8, 2011Publication date: September 12, 2013Applicant: WOBBEN PROPERTIES GMBHInventor: Rolf Rohden