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WIND HYBRID GENERATOR WITH RADIAL MAGNETIC FLUX AND INTERNAL ROTOR

机译:带有径向磁通量和内部转子的风混合发电机

摘要

The invention relates to a wind hybrid generator with radial magnetic flux and internal rotor, meant to simultaneously convert the kinetic wind energy into electric and thermal power. According to the invention, the generator comprises a metal casing (1) which is heat insulated externally with a heat insulating material (1/) and consists of a cylindrical crown and two identical lateral shields (13 and 14) fixed by some screws (15), the casing (1) accommodating a fixed part and a mobile part (III), the mobile part of the generator (I) comprising two similar rotor subassemblies (IV and V), which comprise one or several permanent magnet pairs (2 and 3) mounted on some magnetic cores (4 and 5) made of solid steel and fixed onto a main shaft (6) of the wind turbine (II), the permanent magnet pairs (2 and 3) being alternately radially polarized in order to form a heteropolar magnetic structure at the periphery of each of the two rotors, while the fixed part of the generator (I) comprises a classic radial-flow synchronous machine stator (IV) comprising a magnetic core (9), made of insulated laminations of electrical engineering-grade steel, provided with slots towards the air gap between the stator and the rotor, several coils (8) into which electromotor voltages are induced being placed within the said slots, and a coil (7) placed in contact with the external surface of the stator (VI) and made of a magnetic steel pipe wherethrough a liquid medium circulates, with a view to taking over the heat developed as a consequence of iron losses in the magnetic core (9) and Joule losses in the coils (8) and, on the other hand, of the overheating of the liquid medium caused by the Joule effect of the induced currents developed in the walls of the coil (7), in the portion located in front of the rotor (V), the cool liquid medium entering the coil (7) through an orifice (10) and being discharged, heated, through another orifice (11).
机译:具有径向磁通量和内部转子的风力混合发电机技术领域本发明涉及一种具有径向磁通量和内部转子的风力混合发电机,旨在同时将动能风能转换为电能和热能。根据本发明,发电机包括金属外壳(1),该金属外壳(1)在外部用绝热材料(1 /)进行绝热,并且包括圆柱冠和通过一些螺钉(15)固定的两个相同的侧向护罩(13和14)。 ),外壳(1)容纳固定部分和活动部分(III),发电机(I)的活动部分包括两个相似的转子子组件(IV和V),它们包括一个或几个永磁体对(2和3)安装在一些由实心钢制成的磁芯(4和5)上,并固定在风力涡轮机(II)的主轴(6)上,永磁体对(2和3)交替径向极化以形成两个转子中每个转子的外围都有一个异极磁性结构,而发电机(I)的固定部分则包括一个经典的径向流同步电机定子(IV),该定子包括一个磁芯(9),该磁芯由电气绝缘的叠片制成工程级钢,带有朝向定子和转子之间的气隙,在所述狭槽内放置多个感应电动机电压的线圈(8),以及与定子(VI)的外表面接触并由金属制成的线圈(7)。电磁钢管在其中流通液体介质,以吸收由于磁芯(9)中的铁损失和线圈(8)中的焦耳损失以及另一方面由于过热而产生的热量在线圈(7)的壁中形成的感应电流的焦耳效应引起的液体介质中,在转子(V)前面的部分中,冷却的液体介质通过孔口进入线圈(7) (10)并通过另一个孔(11)排放,加热。

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