WO/2015/029190 POWER SYSTEM, COMBUSTION DEVICE, DRYING DEVICE, AND ELECTRICITY-GENERATION DEVICE PROVIDED WITH FLUID MACHINERY||WO||05.03.2015|
||PCT/JP2013/073189||HOKKAIDO TOKUSHUSHIRYOU KABUSHIKIKAISHA||ONOSE Kazuhiro|
[Problem] The purpose of this invention is to provide the following: fluid machinery that takes in a fluid and converts same to a rotational flow so as to increase operating efficiency; and a power system, combustion device, and drying device using said fluid machinery. [Solution] This fluid machinery comprises the following: an intake section via which a fluid can be taken in; a rotational-flow conversion means that converts the direction of travel of said fluid to a rotational flow; a main body consisting of a vessel inside which the fluid rotates, said vessel being formed such that a fluid channel becomes gradually narrower in the direction in which the rotational flow travels; and an exit section from which the rotational flow exits. Said fluid machinery could be used as a combustion device or a drying device and could also be provided as a power system that has motor machinery that converts the rotational flow from the exit section into axial or vibrational kinetic energy.
WO/2015/028250 ROTOR BLADE ELEMENT FOR A WIND TURBINE, ROTOR BLADE AND A PRODUCTION PROCESS THEREFOR AND WIND TURBINE WITH ROTOR BLADE||WO||05.03.2015|
||PCT/EP2014/066582||WOBBEN PROPERTIES GMBH||THEILE, Benjamin|
The invention relates to a rotor blade element, in particular produced by a process according to Claim 10, in particular a rotor blade edge for a wind turbine
, with a base comprising a fibre material saturated with curable resin and with a surface foil with a bonding layer arranged between the base and the surface foil. According to the invention, it is proposed that the surface foil comprises ultra-high molecular weight polyethylene (UHMWPE) and that the bonding layer comprises a first rubber layer and a second rubber layer, wherein the first rubber layer is allocated to the surface foil and the second rubber layer is allocated to the base.
WO/2015/029562 WIND GENERATOR SYSTEM||WO||05.03.2015|
||PCT/JP2014/066637||SUMITOMO ELECTRIC INDUSTRIES, LTD.||OKAZAKI, Toru|
generator system (1) comprises: a windmill (10); an induction motor (20) coupled to the rotary shaft of the windmill (10); a power convertor (30) for supplying the induction motor (20) with an excitation current; a heat medium circulation mechanism (40) for circulating a heat medium which receives heat generated by the induction motor (20); a heat accumulator (50) for accumulating the heat of the heat medium; a thermal generator (60) for converting the heat of the heat medium accumulated in the heat accumulator (50) into electricity; and an armature control unit for controlling an excitation current in accordance with the power demand from a power system (100). The armature control unit performs either one or both of a power generation mode control for operating the induction motor (20) as a power generator, and a heat generation mode control for operating the induction motor (20) as a heat generator.
WO/2015/028400 METHOD FOR MOUNTING INTERNAL TOWER FITTINGS||WO||05.03.2015|
||PCT/EP2014/067894||SENVION SE||SAMUELSEN, Olaf|
The invention relates to a method for mounting internal tower fittings by introducing at least two separate supply modules (3, 4) into a wind turbine
tower (1), wherein a separate supply module (3, 4) in each case structurally combines a segment of at least two system components (33, 34, 35, 36) of the wind turbine
tower (1) and wherein an upper segment end (30, 40) is arranged on an upper edge (37, 47) of the supply module (3, 4) and a lower segment end (31, 41) is arranged on a lower edge (38, 48) of the supply module (3, 4), comprising the following steps: arranging the upper edge (37, 47) of a first separate supply module (3) on an upper end (17) of the wind turbine
tower (1), connecting an upper segment end (30) of the first separate supply module (3) to a lower segment end (41) of a corresponding system component (33, 34, 35, 36) of a second separate supply module (4) and arranging the upper edge (47) of the second separate supply module (4) on the upper end (17) of the wind turbine
tower (1). This results in a simplified mounting of the internal tower fittings and an increase in the safety of the installation personnel when mounting internal tower fittings.
WO/2015/030573 VORTEX GENERATOR FOR A WIND TURBINE||WO||05.03.2015|
||PCT/NL2014/000028||CORTEN HOLDING BV||CORTEN, Gustave Paul|
The invention concerns a blade for a wind turbine
comprising an airfoil with a thickness of at least 20% and in particular at least 25% comprising a vortex generator pair between chordwise position 20%c and 70%c, said vortex generator pair comprising 2 not directly connected fins and a base which interconnects said fins and where said fins are placed under opposite angles of attack, characterized in that said fins are cambered by at least 1% in particular by at least 2% and more particularly by a least 3% of the fin chord. According to an embodiment of the invention the base of the vortex generator pair is W-shaped, the fins of a pair are designed to generate contrarotating vortices and the distance between the suction sides of the fins is approximately 150% of that between the pressure sides and the trailing part of the fins is rounded so that non- concentrated vortices are generated.
WO/2015/028399 WIND TURBINE COMPRISING AN INTERNAL POWER SUPPLY UNIT||WO||05.03.2015|
||PCT/EP2014/067890||SENVION SE||WEISSFLOG, Oliver|
The invention relates to a wind turbine
comprising a wind
rotor (13) for driving a generator (14) comprising a converter (15) for generating electric power, a controller (2) and an internal power supply unit (4), for which an auxiliaries transformer (3) is provided which is connected at the feed-in connection (31) thereof to the generator (14) and/or converter (15) via a power link (17) and supplies power to the internal power supply unit (4) via the low-voltage connection (41) thereof. A switching device (6) for the auxiliaries transformer (3) is provided which is designed to reverse a power flow through the auxiliaries transformer (3) in a reverse operating mode. For this, in the reverse operating mode the feed-in connection (31) of the auxiliaries transformer (3) is switched as output and is connected to a high-voltage consumer, and an output connection (32) of the auxiliaries transformer (3) is switched as input and is fed from the low-voltage connection (41) of the internal power supply unit (4). Therefore, by virtue of the power flow through the auxiliaries transformer being switched over to a reverse operating mode, said auxiliaries transformer can be used to generate the high-voltage level required on first operation, for which is was previously necessary for a separate booster transformer to be provided.
WO/2015/028153 SYSTEM AND METHOD FOR DETERMINING MOVEMENTS AND OSCILLATIONS OF MOVING STRUCTURES||WO||05.03.2015|
||PCT/EP2014/002345||NORTHROP GRUMMAN LITEF GMBH||KRINGS, Manfred|
The invention relates to a system for monitoring movements of a structure (1), which system comprises at least one inertial measurement device (5), mounted on said structure, for detecting rotation rates and acceleration values in the earth-fixed inertial system. A central unit (11) determines a monitoring value on the basis of the rotation rates and acceleration values, using a navigation algorithm. The invention further relates to an output unit (12) for outputting the monitoring value.
WO/2015/030114 JOINT STRUCTURE AND WIND POWER GENERATION DEVICE||WO||05.03.2015|
||PCT/JP2014/072572||JTEKT CORPORATION||FUJIWARA, Hideki|
This joint structure is equipped with a shaft joint and a clutch unit that is interposed between the shaft joint and either one shaft body of an output shaft of a speed-up gear and an input shaft of a power generator. The clutch unit has a shaft connecting part that integrally rotates with the shaft body, a joint connecting part that integrally rotates with the shaft joint, and a one-way clutch that is disposed between the shaft connecting part and the joint connecting part. The one-way clutch connects the shaft connecting part and the joint connecting part together in an integrally rotatable manner when in a state wherein the rotating speed of the output shaft is faster than the rotating speed of the input shaft and disconnects the shaft connecting part and the joint connecting part from each other when in a state wherein the rotating speed of the output shaft is slower than the rotating speed of the input shaft.
WO/2015/027890 WIND TURBINE BLADE, WIND TURBINE, AND WIND POWER GENERATOR||WO||05.03.2015|
||PCT/CN2014/085151||LU, Zhongyuan||LU, Zhongyuan|
A wind turbine
blade, comprising: a primary blade (1); a secondary blade (4), the secondary blade (4) being arranged slidably on the primary blade (1) along the vertical direction of the primary blade (1) so as to change the windward surface area of the blade.
20150054282 AIRBORNE WIND ENERGY SYSTEM WITH ENHANCED POWER TRANSFER||US||26.02.2015|
||14534939||Goldstein Leonid||Goldstein Leonid|
An improved wind power device for wind energy conversion or vehicle propulsion. Among many possibilities contemplated, the device may have a moving sail with tethered wings (101), moving in elliptical trajectory, utilize separate sheave (503) and cable drum (505), use a block and tackle (411), attached to the tether and utilize a cable having a flexible jacket with aerodynamically streamlined cross section (603).