Solicitudes publicadas en los últimos 15 días / Applications published in the last 15 days
NºPublicación: HK1216744A1 02/12/2016
KONE CORP [FI]
The invention relates to an elevator (1) and also to a drive unit (5) for driving an elevator. The elevator according to the invention comprises one or more hoisting members (2, 30A, 30B) that are continuous in the vertical direction, a load-receiving part (3) suspended on the hoisting member (2), and also a driving member (4) engaging with the hoisting member (2, 30A, 30B) for moving the load-receiving part (3). The aforementioned driving member (4) engaging with the hoisting member is configured to be driven with a detachable drive unit (5).
NºPublicación: DE102015209686A1 01/12/2016
WOBBEN PROPERTIES GMBH [DE]
Es wird ein Windenergieanlagen-Turm mit einer Mehrzahl von Stahlsektionen (230), welche aufeinander platziert sind, vorgesehen. Mindestens eine der Stahlsektionen (230) besteht aus mindestens einem ersten und zweiten Teil, welche mittels Längsflanschen (231, 232) aneinander befestigt sind. Im Bereich der Längsflansche (231, 232) ist jeweils eine Schalung (300) vorgesehen, welche mittels Befestigungseinheiten (340) an dem ersten und zweiten Teil der Stahlsektion (230) befestigt ist.
NºPublicación: DE102015006778A1 01/12/2016
SENVION GMBH [DE]
Die Erfindung betrifft ein Hebe- und Transportsystem für ein Rotorblatt einer Windenergieanlage. Das System umfasst einen Transportrahmen, der eine Blattstütze für ein Rotorblatt aufweist, sowie ein Hebemittel zum Abheben des Rotorblatts von der Blattstütze. Erfindungsgemäß weist der Transportrahmen eine Führungsschiene für das Hebemittel auf. Die Erfindung betrifft außerdem ein zugehöriges Verfahren. Indem das Hebemittel entlang der Führungsschiene an das Rotorblatt herangeführt werden kann, ist das Risiko einer Kollision zwischen dem Hebemittel und dem Rotorblatt vermindert.
NºPublicación: WO2016189395A2 01/12/2016
NEBESNYI VALERII [UA]
A fluid power-generating system operatively disposed between a first support and a second support, the system characterized by an absence of a centrally disposed rotor member, and including a machine capable of acting as a motor and as a generator, the machine coupled to the first support; a flexible wing(s) having an arcuate shape, a distal end coupled to the machine and a proximal end coupled to the second support, for catching and passing a flowing fluid; a tensioned balancing system coupled to the supports for stabilizing operation of the power-generating system; and a rigid strut(s) disposed between each flexible wing and the balancing system for supporting each flexible wing.
NºPublicación: WO2016189321A1 01/12/2016
NET DEFENCE LTD [GB]
A control and monitoring system and method are described for an encapsulated environment, in particular for the control and monitoring of environmental conditions such as moisture levels. The encapsulated environment comprising includes a housing defining an encapsulated volume and having an inlet and an outlet; an air supply unit comprising at least a compressor and an air drier and configured to supply compressed and dried air to the inlet at an overpressure; a supplied air moisture content monitor disposed to measure the moisture content of supplied air upstream of the inlet; and an outlet air moisture content monitor disposed to measure the moisture content of air downstream of the outlet. A system and method in which a protected asset is protected by encapsulation in such a controlled and monitored environment are also described.
NºPublicación: WO2016189278A1 01/12/2016
SANDERSON SIMON [GB]
A leading edge of a wind-turbine blade has a carefully designed predetermined shape. After operation of the blade, erosion damages that shape and the blade needs repair. Repair is difficult to carry out in the field or, for offshore turbines, at sea. A shroud (8) for repairing a damaged leading edge of a wind-turbine blade (2) is rigid and has a shape matching the predetermined shape of the leading edge. Advantageously the shroud has a multi-layered structure in which a base layer (10) of the shroud comprises a rigid material.
NºPublicación: WO2016189092A1 01/12/2016
BLADE DYNAMICS LTD [GB]
The present invention relates to a wind turbine blade comprising first and second sections (1,2) arranged along the length of the blade. Each section (1,2) comprises an aerodynamic fairing (4) with inner and outer surfaces. The fairing (4) extends across the windward and leeward sides of the blade, and a spar extends between the windward and leeward sides. The spar comprises a shear web (6) with a spar cap (7) at either end positioned between the shear web 6 and the inner surface of the fairing (4). The first and second sections (1,2) meet one another at a joint region, wherein, in the vicinity of the joint region, each section has two recesses in the outer surface of the aerodynamic fairing (4). A first recess is above and a second one below the spar such that in the vicinity of each recess the depth of the spar caps (7) is reduced. The first recesses in the respective segments (1,2) is arranged to align with one another and the second recesses in the respective segments are arranged to align with one another when the first and second sections (1,2) are aligned. A first spar cap bridge (22) is moulded onto the outer surface of the fairing (4) in the first pair of aligned recesses and a second spar cap bridge (22) is moulded onto the outer surface of the fairing (4) in the second pair of aligned recesses.
NºPublicación: WO2016188532A1 01/12/2016
VESTAS WIND SYS AS [DK]
The present invention relates to control of wind turbines where a fatigue load measure is taken into account. Control of a wind turbine is described where a control trajectory is calculated based on a fatigue load measure, the fatigue load measure being determined from a predicted operational trajectory. In embodiments the predicted operational trajectories are calculated by using a model predictive control (MPC) routine, and the fatigue load measure includes a rainflow count algorithm.
NºPublicación: WO2016189083A1 01/12/2016
WOBBEN PROPERTIES GMBH [DE]
Disclosed is a wind turbine tower comprising a plurality of steel sections (230) that are placed on top of one another. At least one of the steel sections (230) consists of at least a first part and a second part that are attached to one another using longitudinal joints (231, 232). A shell structure (300) is provided in the region of each longitudinal joint (231, 232), said shell structure (300) being secured to the first part and the second part of the steel section (230) by means of fastening units (340).
NºPublicación: WO2016189051A1 01/12/2016
LM WP PATENT HOLDING AS [DK]
A wind turbine blade is provided with two shell parts each at least partly made of a sandwich structure including an inner skin (76), an outer skin (74), and an intermediate core material (75, 77), wherein the shell parts are bonded together at least along their respective leading edges (18). The blade also comprises a longitudinally extending spacing section in which the respective trailing edges (58a, 58b) of the pressure side shell part and the suction side shell part are spaced apart, wherein a trailing edge shear web (45) is arranged between and connected to the sandwich structure of the suction side shell part (84, 86, 87) and the sandwich structure of the pressure side shell part (74, 76, 77).
NºPublicación: WO2016190836A1 01/12/2016
LEVINA LIUDMYLA MYKOLAIVNA [UA]
A wind-driven power plant contains at least one main high-voltage generator, which consists of a rotor in the form of two discs with permanent magnets secured equidistantly in a circle on the periphery thereof such as to alternate in an axial direction and to be positioned with opposite poles facing each other; and a disc stator with coreless armature coils, which is arranged with an air gap between the discs of the rotor. Furthermore, the power plant has at least one low-voltage generator, which is secured in series below the main high-voltage generator, wherein the stators thereof are secured on the same shaft; and two or more blades, which are secured by means of brackets to the rotor of the main high-voltage generator using spring-type flange mountings. In addition, the power plant is equipped with an electronic module for synchronising and mixing the voltages of the two above-mentioned types of generators, wherein the mass of one or more main high-voltage generators is greater than the mass of one or more additional synchronous low-voltage generators.
NºPublicación: WO2016187720A1 01/12/2016
ANCHOR CONCRETE PRODUCTS LTD [CA]
There is provided a hollow, continuous assembly, which is assembled from individual modules. Each module is a hollow structure defined by spaced apart upper and lower plates and opposing first and second end walls, at least one of said modules having a port for introducing a flowable material into the interior of said modules. The modules have an opening that allow the modules to be in fluid communication with each other whereby an essentially continuous interior space is defined within the assembly for filing with the flowable material. The flowable material may be concrete to form a solid, monolithic base for a wind generator or other large structure, or alternatively a liquid such as water. There is a also provided a method for fabricating a structure by assembling multiple such modules and filing the interior space with a flowable material.
NºPublicación: AU2015259564A1 01/12/2016
GYRUS ACMI INC
A lever latching system comprising: a housing; a lever having a latch pin fixedly mounted to the lever, the lever being movably mounted to the housing so that the latch pin moves in an arc; and a latch plate movably mounted to the housing for linear movement with respect to the housing, the latch plate comprising a labyrinth for receiving the latch pin.
NºPublicación: AU2015271602A1 01/12/2016
RS TECH INC
The present disclosure relates to a pole shield for extending around a pole structure. The pole shield comprises a sheet of composite material forming a hollow structure having an open first end and an opposed open second end. The sheet of composite material comprises from about 0% to about 80% by weight of a reinforcement impregnated with about 20% to about 50% of a polyurethane resin composition comprising a combination of a polyol component and a polyisocyanate component. Two or more pole shields may be stacked one on top of the other to form a pole shield structure which extends the height of protection of the pole structure. The pole shield can be used for protecting a pole structure from damage, such as from fire, rain, wind, sand, ice, pests, moisture or electrical. The pole shield may also be used to provide structural support to a pole structure.
NºPublicación: AU2014394663A1 01/12/2016
The invention relates to a system for assembling a tower (2) for a wind generator, consisting of a plurality of blocks (6), said system comprising: a structure (11) for lifting each of said blocks (6), and a structure (12) for supporting said lifting structure (11), the lifting structure (11) being moveable in relation to the support structure (12), between a block (6) - gripping position and a block (6) - holding position, the lifting structure comprising a body (13) for gripping each block (6).
NºPublicación: WO2016190822A1 01/12/2016
KOC UNIV [TR]
The present invention relates to an airfoil-shaped medium so as to generate an aerodynamic force. The present invention more particularly relates to an airfoil of a wing, a propulsion system blade attachment or sailboat keel. For instance, the present invention proposes a propulsion system in the form of a propeller, rotor or turbine. The airfoil-shaped medium of the invention has a leading edge, in the form of a first edge of the airfoil-shaped medium and a trailing edge where the airflow separated by the leading edge rejoins, said airfoil-shaped medium having an airfoil structure provided with a fixed portion, said fixed portion being structurally attachable to a body portion of a carrier body.
NºPublicación: DE102015209573A1 01/12/2016
BOSCH GMBH ROBERT [DE]
Eine Schmiervorrichtung für ein Getriebe (106) für eine Windkraftanlage weist einen Getriebeöltank (100) zum Bevorraten von Getriebeöl für das Getriebe (106), ein Getriebeölleitungssystem zum Führen des Getriebeöls zwischen dem Getriebeöltank (100) und dem Getriebe (106), eine Getriebeölfördereinrichtung, die mit dem Getriebeölleitungssystem gekoppelt und ausgebildet ist, um das Getriebeöl zu dem Getriebe (106) zu fördern, einen Elektromotor (108), der über eine mechanische Kopplung mit der Getriebeölfördereinrichtung gekoppelt und ausgebildet ist, um über die mechanische Kopplung eine Antriebsbewegung zum Antreiben der Getriebeölfördereinrichtung bereitzustellen, ein Hydraulikflüssigkeitsleitungssystem zum Führen von Hydraulikflüssigkeit, einem Energiespeicher (110) zum zumindest temporären Bereitstellen eines Drucks innerhalb des Hydraulikflüssigkeitsleitungssystems und einen Hydraulikmotor (112) auf, der mit dem Hydraulikflüssigkeitsleitungssystem gekoppelt und über die Hydraulikflüssigkeit antreibbar ist, um eine weitere Antriebsbewegung zum Antreiben der Getriebeölfördereinrichtung bereitzustellen.
NºPublicación: EP3098440A1 30/11/2016
BLADE DYNAMICS LTD [GB]
The present invention relates to a wind turbine blade 40 comprising first and second adjacent blade sections arranged end to end along the length of the blade. Each section comprises an aerodynamic fairing and a spar 10,11 extending along the length of the section. Each spar 10,11 comprises a shear web extending across the fairing and a pair of spar caps 14, one at either end of the shear web. Each spar cap 14 in the first section has a different cross-sectional shape and/or material from the respective spar cap 14 in the second section and wherein the spar cap 14 in the first section is joined to the respective spar cap 14 in the second section via a connection piece 20. Each connection piece 20 is a pre-cured component extending along the length of the blade 40 from a first inclined end 24 configured to connect to a first complimentary inclined end of a spar cap 14 of the first blade section and a second inclined end 32 configured to connect to a second complimentary inclined end of a spar cap 14 of the second blade section. The cross-sectional shape and/or material varies along the length of the connection piece 20 so as to be compatible at either end with the adjacent spar cap 14.
NºPublicación: EP3098442A1 30/11/2016
GEN ELECTRIC [US]
The present subject matter is directed to a system 300 and method 400 for operating a wind turbine 100. The method 400 includes measuring, via one or more temperature sensors 302, 304, a local temperature of a component of the wind turbine 100 for a predetermined time period. The method 400 also includes determining a power capability 312 of the wind turbine 100 as a function of the local temperature. Another step includes measuring, via one or more sensors 252, 254, 256, 264, a power output of the wind turbine 100 for the predetermined time period. A further step includes determining a power margin 316 of the wind turbine 100 as a function of the power capability 312 and the measured power output and controlling the power output of the wind turbine 100 based, at least in part, on the power margin 316.
NºPublicación: EP3098438A1 30/11/2016
MHI VESTAS OFFSHORE WIND AS [DK]
A wind turbine blade includes: a blade body extending from a blade root along a blade longitudinal direction toward a blade tip; and a metal strip provided to cover at least a leading edge at the blade tip side of the blade body so as to suppress erosion at the leading edge of the blade body.
NºPublicación: EP3098437A1 30/11/2016
GAMESA INNOVATION & TECH SL [ES]
The invention provides a lightning receptor arrangement (11, 12) for a wind turbine blade (10) comprising at least a self-threading screw (21) having a head (23) and a threaded shaft (25) as a the external metallic receptor element for receiving a lightning strike in one side of the wind turbine blade (10) and an internal element comprising an electrically conductive block (20) configured with at least an unthreaded hole (41) for cooperating with said threaded shaft (25) and connected to a down conductor (18) of a grounding arrangement. The internal element is joined to at least a shell (17) of the wind turbine blade (10) with an adhesive force capable of withstanding the torque applied to the self-threading screw (21) for threading it to the unthreaded hole (41).
NºPublicación: EP3098489A1 30/11/2016
MITSUBISHI HEAVY IND LTD [JP]
An annular valve (50, 70) includes an annular valve seat (51) including a seat portion (52) formed by an outer circumferential edge (34a) and an inner circumferential edge (34b) of an annular opening (34), a rod (53) configured to be movable along a direction orthogonal to the seat portion (52), an annular valve body (54) disposed so as to face the annular valve seat (51) and fixed to the rod (53), and a valve-body moving unit (55) for moving the annular valve body (54) between: a valve-closed position in which the annular valve body (54) contacts the seat portion (52) of the annular valve seat (51) so that the annular opening (34) is closed by the annular valve body (54); and a valve-open position in which the annular valve body (54) is positioned away from the seat portion (52) of the annular valve seat (51) so that the annular opening (34) is open. The seat portion (52) of the annular valve seat (51) is configured to be in surface contact with the annular valve body (54) in the valve-closed position in a first annular region (52a) including the outer circumferential edge (34a) of the annular opening (34) and in a second annular region (52b) including the inner circumferential edge (34a) of the annular opening (34).
NºPublicación: GB2538750A 30/11/2016
ECOTRICITY GROUP LTD [GB]
A method of determining the wind speed acting on a wind turbine 10 in comparison to a wind speed threshold. The wind turbine comprises a rotor and a brake configured to vary the speed of the rotor. The method includes the steps of; controlling the brake to vary the speed of the rotor; determining a resulting acceleration; and determining that the wind speed is more than or less than the threshold based on the determined acceleration. Also disclosed is an apparatus and a computer program for performing the above method with a controller 100. The comparison of the calculated wind velocity may be compared to the high or low wind speed shutdown thresholds. Also claimed is a method, an apparatus and a computer programme measuring the breaking torque of a turbine by controlling the brake.
NºPublicación: EP3098436A1 30/11/2016
SIEMENS AG [DE]
The invention relates to a rotor blade (20) for a wind turbine (10) with a noise reducing device (30) at the trailing edge section (23) of the rotor blade (20), wherein the noise reducing device (30) comprises at least a first opening (31) such that the airflow from the leading edge section (24) of the rotor blade (20) to the trailing edge section (23) of the rotor blade (20) is partially diverted through the first opening (31). Thus, noise which is generated at the trailing edge (231) of the rotor blade (20) is reduced. Furthermore, the invention relates to a wind turbine (10) comprising at least one such rotor blade (20).
Nº publicación: EP3098441A1 30/11/2016
SIEMENS AG [DE]
Resumen de: EP3098441A1
The invention relates to a pitch system locking arrangement. A rotor of a wind turbine is disclosed with a pitch system locking arrangement to lock the position of a wind turbine rotor blade. A rotor comprises a rotor hub 1 and a rotor blade, whereby the rotor blade is connected to the hub via a bearing 10, to be rotatable in respect to the hub 1 in a pitch movement. The rotor blade comprises a root section, and the root section comprises a plate 2, that at least partially covers the cross section of the rotor blade. A certain predetermined rotational position of the rotor blade in respect to the hub 1 is a locked position. The hub 1 comprises a locking pawl 20. The plate 2 comprises an opening 7, 9 and the locking pawl 20 is at least partially located in the opening 7, 9 of the plate 2, when the rotor blade is in the locked position.