Patents by Inventor Alejandro Gonzalez Murua
Alejandro Gonzalez Murua 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: 11703035Abstract: A wind turbine is disclosed which comprises a control system configured to execute at least one ice removal routine which comprises a heating stage of at least one of the blades (3), and a mechanical removal ice stage. A wind turbine removing ice method is also disclosed which comprises a stage wherein the presence of ice is detected on at least one of the blades and, once said presence of ice is detected, comprises a stage wherein at least one ice removal routine is activated which comprises, in turn, a heating stage of at least one of the blades and a mechanical removing ice stage on at least said blade.Type: GrantFiled: August 7, 2020Date of Patent: July 18, 2023Assignee: Acciona Windpower, S.A.Inventors: Teresa Arlaban Gabeiras, Marta Urien Zumeta, Jose Luis Laborda Rubio, Oscar Luquin Hermoso de Mendoza, Carmen Azpillaga Alsaua, Alberto Garcia Barace, Alejandro Gonzalez Murua, Jose Aristegui Lantero, Jose Miguel Garcia Sayes, Miguel Nunez Polo
-
Patent number: 11598313Abstract: A wind turbine control method involves calculating a value indicative of a misalignment ? of the wind turbine on a basis of at least one signal indicative of wind direction. A determination is made as to whether the value indicative of the misalignment ? of the wind turbine is above a first predefined misalignment threshold value. A value of a blade pitch angle ? is adapted. At least one of the blades of the wind turbine is rotated about its longitudinal axis on the basis of the adapted value of the blade pitch angle ?.Type: GrantFiled: December 23, 2014Date of Patent: March 7, 2023Assignee: NORDEX ENERGY SPAIN, S.A.Inventors: Jose Luis Laborda Rubio, Alberto Garcia Barace, Teresa Arlaban Gabeiras, Jose Luis Aristegui Lantero, Alejandro Gonzalez Murua, Jose Miguel Garcia Sayes, Miguel Nunez Polo
-
Patent number: 11448185Abstract: A control system and control method of a wind farm which allows taking into account dynamic variations in the possibilities of reactive power generation of each wind turbine with respect to maximum reactive power generation capacities. The system calculates an initial torque and a maximum reactive power limit such that it is not necessary to apply limitations to the initial torque.Type: GrantFiled: December 31, 2019Date of Patent: September 20, 2022Assignee: NORDEX ENERGY SPAIN S.A.U.Inventors: Jose Miguel Garcia Sayes, Guillermo Beriain Guembe, Alberto Garcia Barace, Javier Gil Guruceaga, Daniel Ortiz Irigoyen, Teresa Arlaban Gabeiras, Alejandro Gonzalez Murua, Ricardo Royo Garcia, Miguel Nunez Polo
-
Patent number: 11326578Abstract: A control system and control method of a wind farm allows taking into account dynamic variations in the possibilities of reactive power generation of each wind turbine with respect to maximum reactive power generation capacities. The system is configured to receive from at least one first wind turbine of the wind turbines of the wind farm a maximum reactive power limit desired lower than a minimum reactive power capacity required. The system is configured to calculate the individual reactive power setpoints for each of the at least two wind turbines of the wind farm such that the individual reactive power setpoint for the at least one first wind turbine of the wind farm does not exceed the maximum reactive power limit desired.Type: GrantFiled: December 31, 2019Date of Patent: May 10, 2022Assignee: NORDEX ENERGY SPAIN S.A.U.Inventors: Jose Miguel Garcia Sayes, Guillermo Beriain Guembe, Alberto Garcia Barace, Javier Gil Guruceaga, Daniel Ortiz Irigoyen, Teresa Arlaban Gabeiras, Alejandro Gonzalez Murua, Ricardo Royo Garcia, Miguel Nunez Polo
-
Publication number: 20200370540Abstract: A wind turbine is disclosed which comprises a control system configured to execute at least one ice removal routine which comprises a heating stage of at least one of the blades (3), and a mechanical removal ice stage. A wind turbine removing ice method is also disclosed which comprises a stage wherein the presence of ice is detected on at least one of the blades and, once said presence of ice is detected, comprises a stage wherein at least one ice removal routine is activated which comprises, in turn, a heating stage of at least one of the blades and a mechanical removing ice stage on at least said blade.Type: ApplicationFiled: August 7, 2020Publication date: November 26, 2020Inventors: Teresa Arlaban Gabeiras, Marta Urien Zumeta, Jose Luis Laborda Rubio, Oscar Luquin Hermoso de Mendoza, Carmen Azpillaga Alsasua, Alberto Garcia Barace, Alejandro Gonzalez Murua, Jose Aristegui Lantero, Jose Miguel Garcia Sayes, Miguel Nunez Polo
-
Patent number: 10794360Abstract: Method of reducing loads acting on a wind turbine yaw system in a wind turbine comprising a nacelle (2), a rotor which comprises at least one rotor blade (3) with a pitch control system and further comprising a yaw system that comprises the steps of detecting a yaw misalignment (?), enabling a yaw maneuver and performing a pitch control in order to reduce a yaw moment (Mz) acting on the wind turbine once the yaw misalignment (?) is detected and prior to enabling the yaw maneuver. Thus, when a yaw movement to reduce the yaw misalignment is commanded, the yaw moment (Mz) due to aerodynamic forces has been reduced by means of the pitch control and undesired yaw movements are prevented.Type: GrantFiled: December 29, 2017Date of Patent: October 6, 2020Assignee: ACCIONA WINDPOWER, S.A.Inventors: Teresa Arlaban Gabeiras, Edurne Miranda Suescun, Alberto Garcia Barace, Oscar Luquin Hermoso de Mendoza, Alfonso Ruiz Aldama, Diego Otamendi Claramunt, Alejandro Gonzalez Murua, Jose Miguel Garcia Sayes, Miguel Nunez Polo
-
Publication number: 20200220358Abstract: A control system and control method of a wind farm allows taking into account dynamic variations in the possibilities of reactive power generation of each wind turbine with respect to maximum reactive power generation capacities. The system is configured to receive from at least one first wind turbine of the wind turbines of the wind farm a maximum reactive power limit desired lower than a minimum reactive power capacity required. The system is configured to calculate the individual reactive power setpoints for each of the at least two wind turbines of the wind farm such that the individual reactive power setpoint for the at least one first wind turbine of the wind farm does not exceed the maximum reactive power limit desired.Type: ApplicationFiled: December 31, 2019Publication date: July 9, 2020Inventors: Jose Miguel Garcia Sayes, Guillermo Beriain Guembe, Alberto Garcia Barace, Javier Gil Guruceaga, Daniel Ortiz Irigoyen, Teresa Arlaban Gabeiras, Alejandro Gonzalez Murua, Ricardo Royo Garcia, Miguel Nunez Polo
-
Publication number: 20200217299Abstract: A control system and control method of a wind farm which allows taking into account dynamic variations in the possibilities of reactive power generation of each wind turbine with respect to maximum reactive power generation capacities. The system calculates an initial torque and a maximum reactive power limit such that it is not necessary to apply limitations to the initial torque.Type: ApplicationFiled: December 31, 2019Publication date: July 9, 2020Inventors: Jose Miguel Garcia Sayes, Guillermo Beriain Guembe, Alberto Garcia Barace, Javier Gil Guruceaga, Daniel Ortiz Irigoyen, Teresa Arlaban Gabeiras, Alejandro Gonzalez Murua, Ricardo Royo Garcia, Miguel Nunez Polo
-
Patent number: 10094360Abstract: The present invention relates to a control method for a wind turbine whereby it is possible to detect situations in which the machine is not working at its maximum performance point, wherein in addition, once these situations have been detected, the control method of the present invention allows to perform an automatic correction of the control parameters and to return the turbine to its optimum operating point.Type: GrantFiled: September 10, 2015Date of Patent: October 9, 2018Assignee: ACCIONA WINDPOWER, S.A.Inventors: Teresa Arlaban Gabeiras, Diego Otamendi Claramunt, Jose Miguel Garcia Sayes, Alfonso Ruiz Aldama, Alberto Garcia Barace, Oscar Luquin Hermoso de Mendoza, Alejandro Gonzalez Murua, Miguel Nunez Polo
-
Publication number: 20180187646Abstract: Method of reducing loads acting on a wind turbine yaw system in a wind turbine comprising a nacelle (2), a rotor which comprises at least one rotor blade (3) with a pitch control system and further comprising a yaw system that comprises the steps of detecting a yaw misalignment (?), enabling a yaw maneuver and performing a pitch control in order to reduce a yaw moment (Mz) acting on the wind turbine once the yaw misalignment (?) is detected and prior to enabling the yaw maneuver. Thus, when a yaw movement to reduce the yaw misalignment is commanded, the yaw moment (Mz) due to aerodynamic forces has been reduced by means of the pitch control and undesired yaw movements are prevented.Type: ApplicationFiled: December 29, 2017Publication date: July 5, 2018Inventors: Teresa Arlaban Gabeiras, Edurne Miranda Suescun, Alberto Garcia Barace, Oscar Luquin Hermoso de Mendoza, Alfonso Ruiz Aldama, Diego Otamendi Claramunt, Alejandro Gonzalez Murua, Jose Miguel Garcia Sayes, Miguel Nunez Polo
-
Patent number: 9903340Abstract: It describes a control system and method of a wind turbine to operate it in optimum output operation in situations wherein incidents occur. To do this a series of measurements are taken of elements in the surrounding area of the wind turbine which incide it to be able to calculate blade pitch angle set-points to reorientate or move the same until positions designated in accordance with said pitch angle set-point. The method described here is based, among other parameters, on the wind speed; so that it provides for at least two possible control situations in accordance with said speed: one when the speed is less than a rated value and another when said speed is greater than a rated value.Type: GrantFiled: December 4, 2014Date of Patent: February 27, 2018Assignee: Acciona Windpower, S.A.Inventors: Alfonso Ruiz Aldama, Diego Otamendi Claramunt, Teresa Arlaban Gabeiras, Ana Fernandez Garcia De Iturrospe, Alejandro Gonzalez Murua, Jose Miguel Garcia Sayes, Miguel Nunez Polo
-
Patent number: 9903341Abstract: Control method for a wind turbine which comprises the steps of obtaining a first signal regarding the azimuthal position for each blade, obtaining at least one signal indicative of wind speed, and calculating a blade pitch angle control term. The step of calculating the blade pitch angle control term comprises the use of at least one function dependent on the at least one signal indicative of wind speed and the at least one function dependent on the at least one signal indicative of wind speed includes an increasing piece within a range of wind speed values below a nominal wind speed.Type: GrantFiled: May 19, 2015Date of Patent: February 27, 2018Assignee: Acciona Windpower, S.A.Inventors: Carlos Molins Garralda, Alberto Garcia Barace, Jose Luis Laborda Rubio, Teresa Arlaban Gabeiras, Alejandro Gonzalez Murua, Jose Luis Aristegui Lantero, Jose Miguel Garcia Sayes, Miguel Nunez Polo
-
Publication number: 20170226990Abstract: A wind turbine is disclosed which comprises a control system configured to execute at least one ice removal routine which comprises a heating stage of at least one of the blades (3), and a mechanical removal ice stage. A wind turbine removing ice method is also disclosed which comprises a stage wherein the presence of ice is detected on at least one of the blades and, once said presence of ice is detected, comprises a stage wherein at least one ice removal routine is activated which comprises, in turn, a heating stage of at least one of the blades and a mechanical removing ice stage on at least said blade.Type: ApplicationFiled: November 17, 2016Publication date: August 10, 2017Inventors: Teresa Arlaban Gabeiras, Marta Urien Zumeta, Jose Luis Laborda Rubio, Oscar Luquin Hermoso de Mendoza, Carmen Azpillaga Alsasua, Alberto García Barace, Alejandro Gonzalez Murua, Jose Luis Arístegui Lantero, Jose Miguel Garcia Sayes, Miguel Nunez Polo
-
Patent number: 9382901Abstract: The present invention can be included in the technical field of power control systems of electrical generation units comprising a supervisory regulation link applicable to a generation unit which calculates operating parameters or orders based on temporary averages of the power measurement.Type: GrantFiled: July 31, 2014Date of Patent: July 5, 2016Assignee: Acciona Windpower S.A.Inventors: Jose Miguel Garcia Sayes, Teresa Arlaban Gabeiras, Alfonso Ruiz Aldama, Alberto Garcia Barace, Ana Fernandez Garcia de Iturrospe, Diego Otamendi Claramunt, Alejandro Gonzalez Murua, Miguel Nunez Polo
-
Publication number: 20160069323Abstract: The present invention relates to a control method for a wind turbine whereby it is possible to detect situations in which the machine is not working at its maximum performance point, wherein in addition, once these situations have been detected, the control method of the present invention allows to perform an automatic correction of the control parameters and to return the turbine to its optimum operating point.Type: ApplicationFiled: September 10, 2015Publication date: March 10, 2016Inventors: Teresa Arlaban Gabeiras, Diego Otamendi Claramunt, Jose Miguel Garcia Sayes, Alfonso Ruiz Aldama, Alberto Garcia Barace, Oscar Luquin Hermoso de Mendoza, Alejandro Gonzalez Murua, Miguel Nunez Polo
-
Publication number: 20150337803Abstract: Control method for a wind turbine which comprises the steps of obtaining a first signal regarding the azimuthal position for each blade, obtaining at least one signal indicative of wind speed, and calculating a blade pitch angle control term. The step of calculating the blade pitch angle control term comprises the use of at least one function dependent on the at least one signal indicative of wind speed and the at least one function dependent on the at least one signal indicative of wind speed includes an increasing piece within a range of wind speed values below a nominal wind speed.Type: ApplicationFiled: May 19, 2015Publication date: November 26, 2015Inventors: Carlos Molins Garralda, Alberto Garcia Barace, Jose Luis Laborda Rubio, Teresa Arlaban Gabeiras, Alejandro Gonzalez Murua, Jose Luis Aristegui Lantero, Jose Miguel Garcia Sayes, Miguel Nunez Polo
-
Publication number: 20150176566Abstract: It describes a control system and method of a wind turbine to operate it in optimum output operation in situations wherein incidents occur. To do this a series of measurements are taken of elements in the surrounding area of the wind turbine which incide it to be able to calculate blade pitch angle set-points to reorientate or move the same until positions designated in accordance with said pitch angle set-point. The method described here is based, among other parameters, on the wind speed; so that it provides for at least two possible control situations in accordance with said speed: one when the speed is less than a rated value and another when said speed is greater than a rated value.Type: ApplicationFiled: December 4, 2014Publication date: June 25, 2015Inventors: Alfonso Ruiz Aldama, Diego Otamendi Claramunt, Teresa Arlaban Gabeiras, Ana Fernandez Garcia De Iturrospe, Alejandro Gonzalez Murua, Jose Miguel Garcia Sayes, Miguel Nunez Polo
-
Publication number: 20150176568Abstract: The invention relates to a control method for wind turbines provided with a blade pitch angle control system and which are determined to be positioned in a misaligned manner with respect to the direction of incident wind. The method described herein makes use of a series of data and measurements captured in the wind turbine itself or its surroundings to process said data and generate by means of a series of processes and calculations a series of values which are used in commands on the wind turbine blade pitch angle control system to prevent anomalies and/or increase the efficiency thereof in said situation.Type: ApplicationFiled: December 23, 2014Publication date: June 25, 2015Inventors: Jose Luis Laborda Rubio, Alberto Garcia Barace, Teresa Arlaban Gabeiras, Jose Luis Aristegui Lantero, Alejandro Gonzalez Murua, Jose Miguel Garcia Sayes, Miguel Nunez Polo
-
Patent number: 9018784Abstract: A wind turbine control method is described based on the performance of various measurements of the oscillations of the nacelle of the wind turbine for the purpose of carrying out a series of calculations, the results of which allow parameterization of certain actions on different wind turbine elements in order to dampen oscillations. In summary, it may be said that the object of the invention described herein is a wind turbine control method whereby the oscillations of the nacelle of the wind turbine are dampened in the presence of voltage dips in particular and, in general, in any event that is susceptible of reducing active current generation capacity.Type: GrantFiled: September 30, 2013Date of Patent: April 28, 2015Assignee: Accoiona Windpower, S.A.Inventors: Jose Luis Laborda Rubio, Alberto Garcia Barace, Teresa Arlaban Gabeiras, Igor Egana Santamarina, Alejandro Gonzalez Murua, Jose Miguel Garcia Sayes, Miguel Nunez Polo
-
Publication number: 20150035282Abstract: The present invention can be included in the technical field of power control systems of electrical generation units comprising a supervisory regulation link applicable to a generation unit which calculates operating parameters or orders based on temporary averages of the power measurement.Type: ApplicationFiled: July 31, 2014Publication date: February 5, 2015Inventors: Jose Miguel GARCIA SAYES, Teresa ARLABAN GABEIRAS, Alfonso RUIZ ALDAMA, Alberto GARCIA BARACE, Ana FERNANDEZ GARCIA DE ITURROSPE, Diego OTAMENDI CLARAMUNT, Alejandro GONZALEZ MURUA, Miguel NUNEZ POLO