Abstract: A wind turbine gearbox, in particular a planetary gearbox, has at least one gear mounted on an axle, for which purpose a sliding layer is arranged between the gear and the axle, the sliding layer being sprayed directly onto the axle or, with intermediate arrangement of at least one further layer, onto the further layer using a thermal spaying method.

Abstract: A method changes a sliding bearing element of a rotor bearing of a wind turbine. The rotor bearing includes inner and outer ring elements, between which the sliding bearing element is arranged. The inner ring element and the outer ring element are rotatable relative to each other. A rotor hub is fastened to the inner ring element or to the outer ring element. The sliding bearing element includes multiple individual sliding bearing pads, each of which are releasably fastened to the inner ring element or outer ring element of the rotor bearing by at least one fastener. When changing the sliding bearing element, the individual sliding bearing pads are removed one after the other and replaced by new sliding bearing pads, wherein during the changing of the individual sliding bearing pads of the sliding bearing element, the inner ring element and the outer ring element are not disassembled.

Abstract: A bearing element includes a bearing element body and a sensor for measuring at least one operating parameter of the bearing element, as well as a telemetry device, wherein the bearing element body is connected to the telemetry device, and the telemetry device is connected to the sensor by electric conductors.

Abstract: A sliding bearing for a gearbox of a wind turbine, having a support body and a sliding layer which is applied on the support body, and on which a sliding surface is formed, wherein a lubricant distribution groove extending in an axial direction of the sliding surface is formed on the sliding surface. The support body is formed as a bush rolled from a support body strip, wherein a first longitudinal end and a second longitudinal end of the support body strip are connected to one another in a materially bonded manner, in particular by a welding connection, at a joint, wherein the joint is formed in the region of the lubricant distribution groove.

Abstract: A rotor bearing for bearing a rotor hub on a nacelle housing of a nacelle for a wind turbine has at least one inner ring element and at least one outer ring element, wherein at least one sliding bearing element is arranged between the inner ring element and the outer ring element, which sliding bearing element is fastened to the inner ring element or to the outer ring element. On the sliding bearing element, a sliding surface is formed, which cooperates with a counterface, which is coupled with that ring element, to which the sliding bearing element is not fastened. The counterface is designed to be resilient.

Abstract: A bearing assembly with a consumer of electrical energy and at least one energy generating device, has a first component and a second component, which are arranged so as to be movable repetitively relative to one another. The energy generating device has at least one electrical conductor arranged in a loop shape and at least one permanent magnet, wherein the electrical conductor is arranged on the first component, and the permanent magnet is arranged on the second component.

Abstract: A sliding bearing assembly includes at least one sliding bearing element which is arranged in a bearing receptacle that is part of a bearing structure having at least one sensor connected to a data transmission device for data transmission to a receiver of the data, and to an energy generating device. The energy generating device supplies the sensor and/or the data transmission device with electrical energy in a self-sufficient manner, and may include a piezo element which is pretensioned under pressure. In some embodiments, the energy generating device is the sensor.

Abstract: A sliding bearing for a gearbox of a wind turbine, having a support body and a sliding layer which is applied on the support body, and on which a sliding surface is formed, wherein a lubricant distribution groove extending in an axial direction of the sliding surface is formed on the sliding surface. The support body is formed as a bush rolled from a support body strip, wherein a first longitudinal end and a second longitudinal end of the support body strip are connected to one another in a materially bonded manner, in particular by a welding connection, at a joint, wherein the joint is formed in the region of the lubricant distribution groove.

Abstract: A rotor bearing for bearing a rotor hub on a nacelle housing of a nacelle for a wind turbine has at least one inner ring element and at least one outer ring element, wherein at least one sliding bearing element is arranged between the inner ring element and the outer ring element, which sliding bearing element is fastened to the inner ring element or to the outer ring element. On the sliding bearing element, a sliding surface is formed, which cooperates with a counterface, which is coupled with that ring element, to which the sliding bearing element is not fastened. The counterface is designed to be resilient.

Abstract: A method changes a sliding bearing element of a rotor bearing of a wind turbine. The rotor bearing includes inner and outer ring elements, between which the sliding bearing element is arranged. The inner ring element and the outer ring element are rotatable relative to each other. A rotor hub is fastened to the inner ring element or to the outer ring element. The sliding bearing element includes multiple individual sliding bearing pads, each of which are releasably fastened to the inner ring element or outer ring element of the rotor bearing by at least one fastener. When changing the sliding bearing element, the individual sliding bearing pads are removed one after the other and replaced by new sliding bearing pads, wherein during the changing of the individual sliding bearing pads of the sliding bearing element, the inner ring element and the outer ring element are not disassembled.

Abstract: A sliding bearing assembly includes at least one sliding bearing element which is arranged in a bearing receptacle that is part of a bearing structure having at least one sensor connected to a data transmission device for data transmission to a receiver of the data, and to an energy generating device. The energy generating device supplies the sensor and/or the data transmission device with electrical energy in a self-sufficient manner, and may include a piezo element which is pretensioned under pressure. In some embodiments, the energy generating device is the sensor.

Abstract: The invention relates to a wind turbine gearbox (8), in particular a planetary gearbox, having at least one gear (12) mounted on an axle (15), for which purpose a sliding layer (20) is arranged between the gear (12) and the axle (15), said sliding layer (20) being sprayed directly onto the axle (15) or, with intermediate arrangement of at least one further layer (21), onto the further layer (21) by means of a thermal spaying method.

Abstract: The invention relates to a wind power plant gear mechanism (1) with an axle (5) and a gearwheel (2), wherein at least one plain bearing bush (4, 20) is arranged between the axle (5) and the gearwheel (2), and wherein the at least one plain bearing bush (4, 20) is connected to the gearwheel (2) via a conical press fit, wherein the at least one plain bearing bush (4, 20) has a first end surface (8) and a second end surface (9) which lies opposite the former along a longitudinal center axis (7) through the at least one plain bearing bush (4, 20), and wherein the first end surface (8) has a diameter d (10) and the second end surface (9) has a diameter D (11), wherein the diameter D (11) is greater than the diameter d (10), and wherein a bearing surface (13) for the at least one plain bearing bush (4, 20) is formed so as to adjoin the end surface (9) with the diameter D (11).

Abstract: The invention relates to a wind turbine gearbox (1) having at least one gearwheel (2) which is mounted on an axle (5), wherein a bearing point with a plain bearing (4) is arranged between the gearwheel (2) and the axle (5), and wherein, in the axle (5), there is formed a recess for the supply of a lubricant to the plain bearing (4). In the region of a contact surface of the plain bearing (4), a groove (18) is formed in the gearwheel (2) or an intermediate space (7) is formed between the plain bearings (4), which groove or intermediate space is connected via at least one connecting line (16) to the surrounding atmosphere.

Abstract: The invention relates to a slide bearing set (4), comprising a slide bearing combination consisting of a radial bearing (6) with a radial bearing slide surface (7) and comprising a first axial bearing (8) with an axial bearing slide surface (9), wherein the first axial bearing (8) is arranged next to the radial bearing (6) in an axial direction (10), and with a lubricant supply device, which comprises a supply line (20) for a lubricant to the radial bearing slide surface (7) of the radial bearing (6). At least one first transversal groove (22) is disposed in the radial bearing (6) such that at least one part of the lubricant is deviated towards the first axial bearing (8) and the first axial bearing (8) can be supplied with the lubricant solely via the radial bearing (6).

Abstract: The invention relates to a slide bearing set (4), comprising a slide bearing combination consisting of a radial bearing (6) with a radial bearing slide surface (7) and comprising a first axial bearing (8) with an axial bearing slide surface (9), wherein the first axial bearing (8) is arranged next to the radial bearing (6) in an axial direction (10), and with a lubricant supply device, which comprises a supply line (20) for a lubricant to the radial bearing slide surface (7) of the radial bearing (6). At least one first transversal groove (22) is disposed in the radial bearing (6) such that at least one part of the lubricant is deviated towards the first axial bearing (8) and the first axial bearing (8) can be supplied with the lubricant solely via the radial bearing (6).

Abstract: The invention relates to a wind power plant gear mechanism (1) with an axle (5) and a gearwheel (2), wherein at least one plain bearing bush (4, 20) is arranged between the axle (5) and the gearwheel (2), and wherein the at least one plain bearing bush (4, 20) is connected to the gearwheel (2) via a conical press fit, wherein the at least one plain bearing bush (4, 20) has a first end surface (8) and a second end surface (9) which lies opposite the former along a longitudinal center axis (7) through the at least one plain bearing bush (4, 20), and wherein the first end surface (8) has a diameter d (10) and the second end surface (9) has a diameter D (11), wherein the diameter D (11) is greater than the diameter d (10), and wherein a bearing surface (13) for the at least one plain bearing bush (4, 20) is formed so as to adjoin the end surface (9) with the diameter D (11).

Abstract: The invention relates to a wind turbine gearbox (1) having at least one gearwheel (2) which is mounted on an axle (5), wherein a bearing point with a plain bearing (4) is arranged between the gearwheel (2) and the axle (5), and wherein, in the axle (5), there is formed a recess for the supply of a lubricant to the plain bearing (4). In the region of a contact surface of the plain bearing (4), a groove (18) is formed in the gearwheel (2) or an intermediate space (7) is formed between the plain bearings (4), which groove or intermediate space is connected via at least one connecting line (16) to the surrounding atmosphere.