摘要:
The invention relates to an underwater powerplant, comprising a support structure; a nacelle, the support structure and the nacelle being detachably connectable to one another via a coupling device; a water turbine, which at least indirectly drives an electrical generator, which is received in the nacelle; characterized in that the underwater powerplant further comprises an inductive transmission device, which transmits the power generated by the electrical generator from the nacelle in a contactless manner to the support structure.
摘要:
The invention concerns a tubular turbine generator unit including a turbine rotor disk; a drive shaft which is torsion-proof connected with the turbine rotor disk; an electrical generator with a generator rotor and a generator stator, wherein the generator rotor is driven at least via the drive shaft; a tubular turbine housing, which encloses the electrical generator; a bearing assembly, which is arranged inside the tubular turbine housing and enables to support the drive shaft; characterised in that at least one floodable space is provided inside the tubular turbine housing, which is flooded with water in the region of the tubular turbine generator unit, wherein the generator gap between the generator rotor and the generator stator and the bearing gap of the bearing assembly are part of the floodable space.
摘要:
The invention relates to a lifting device for placing and/or lifting a turbine-generator unit of an underwater power plant onto or off of a support structure, comprising a submersible component having a transverse centering device and a gripping device; the transverse centering device causing lateral centering of the submersible component relative to the turbine-generator unit by a support on the support structure; and the gripping device comprising a movable clamping element for the detachable securing of the turbine-generator unit.
摘要:
The invention relates to a hybrid bearing, comprising: a first bearing shell with a sliding face and a second bearing shell with a second sliding face, with the first sliding face and the second sliding face being located opposite one another at a bearing gap, and with the first bearing shell comprising a first support body and the second bearing shell comprising a second support body; elements which are made of slide bearing material and which are attached to the first support body and to the second support body, with the elements made of slide bearing material forming at least part of the first sliding face and of the second sliding face; permanent magnets which are connected to the first support body and the second support body, with the permanent magnets being arranged spaced apart from the first sliding face and the second sliding face.
摘要:
The invention relates to a rotatable power generation plant for generating electric power from a flow of water, comprising: a water turbine; an electric generator which is driven by the water turbine; a support body which is associated with a first axis; a nacelle body which is associated with a second axis bent off relative to the first axis and is movable relative to the support body; a connection cable which extends from the electric generator through the nacelle body to the support body; a hinged joint between the support body and the nacelle body with a device which transmits a rotational movement of the nacelle body about the first axis associated with the support body into a rotational movement of the nacelle body about the second axis associated with the same in such a way that twisting of the connection cable remains limited.
摘要:
There is provided a maritime current power plant park that includes a plurality of maritime current power plants, where each of the plurality of maritime current power plants has a rotor-like water turbine, an electric generator, and a drive train connecting the electric generator to the rotor-like water turbine. The drive train has bearing components for supporting the rotor-like water turbine. At least two of the plurality of maritime current power plants have differently dimensioned rotor-like water turbines, and the drive train of each of the at least two of the plurality of maritime current power plants is uniform.
摘要:
The invention concerns a rotor blade for a water turbine with a hydrodynamic profile, to which a suction side and a pressure side are associated, comprising a plurality of overflow channels, which are arranged in the hydrodynamic profile and create a hydraulic connection between the suction side and the pressure side and to which a valve arrangement is associated respectively.The invention is characterised in that the valve arrangement is closed below a preset load limit threshold for the rotor blade and is opened above the load limit threshold, whereas every overflow channel with the valve arrangement in the open position reduces the power coefficient and/or the thrust coefficient of the rotor blade with respect to the closed position.
摘要:
A power plant for obtaining energy from a flow of a body of water with a varying main incident flow direction, comprising a rotating unit with an axial turbine assigned an axis of rotation and comprises at least one rotor blade, the rotor blade is fastened in a rotationally conjoint manner to a rotor head of the rotating unit, and the rotor blade has at least over a partial region of the longitudinal extent thereof, a profile which can be impinged on by flow bidirectionally for windward and leeward operation. A rotary device is provided for a power plant component for adjusting a relative angle between the axis of rotation and the main flow direction, wherein the rotary device is assigned a first stop and a second stop which limit the range of movement of the rotary device to a range of angle of rotation of less than 180°.
摘要:
The invention relates to a maritime current power plant park, comprising several maritime current power plants which respectively comprise a rotor-like water turbine and an electric generator which are connected by means of a drive train, with the drive train comprising bearing components for supporting the rotor-like water turbine.The invention is characterized in that at least two of the maritime current power plants comprise differently dimensioned rotor-like water turbines and similar drive trains.