CN101409478B - Permanent magnetism levitation energy-storing flywheel system - Google Patents

Permanent magnetism levitation energy-storing flywheel system Download PDF

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Publication number
CN101409478B
CN101409478B CN 200710157385 CN200710157385A CN101409478B CN 101409478 B CN101409478 B CN 101409478B CN 200710157385 CN200710157385 CN 200710157385 CN 200710157385 A CN200710157385 A CN 200710157385A CN 101409478 B CN101409478 B CN 101409478B
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flywheel
rotor
permanent magnet
permanent
bearing
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CN 200710157385
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Chinese (zh)
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CN101409478A (en
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孙昊天
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沈阳中北昊通电子科技有限公司
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00Bearings not otherwise provided for
    • F16C32/04Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406Magnetic bearings
    • F16C32/0408Passive magnetic bearings
    • F16C32/0423Passive magnetic bearings with permanent magnets on both parts repelling each other
    • F16C32/0429Passive magnetic bearings with permanent magnets on both parts repelling each other for both radial and axial load, e.g. conical magnets
    • F16C32/0431Passive magnetic bearings with permanent magnets on both parts repelling each other for both radial and axial load, e.g. conical magnets with bearings for axial load combined with bearings for radial load
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2361/00Apparatus or articles in engineering in general
    • F16C2361/55Flywheel systems

Abstract

The invention discloses a permanent magnetic suspension energy-storage flywheel system with adjustable output power of a generator, mainly consisting of a vacuum box, a shaft, a flywheel rotor, an end bearing, a radial bearing, a motor, a transmission mechanism, a control device and the like; as the permanent magnetic suspension bearing is used for supporting and the motor coil winding forms complete coincidence, partial coincidence or no coincidence with the rotor permanent magnet by sliding in the axial direction, the output power of the motor in the energy-storage flywheel is changed within 0-100%, the empty load power consumption is obviously reduced and the energy resource is saved; the upper end surface and the lower end surface of the flywheel rotor are provided with a plurality ofgroups of end surface bearings which consist of concentric rings, run stably and has strong adaptability to the environment; furthermore, as the cylinder body of the vacuum box is internally providedwith ring-shaped safety parts, thus improving the running safety of the energy-storage flywheel; if the permanent magnetic suspension energy-storage flywheel system is applied to the automobile field, the existing gasoline automobiles can be replaced, and people live in a green environment without pollution.

Description

永磁悬浮储能飞轮系统 Permanent magnetic suspension energy storage flywheel system

技术领域 FIELD

[0001] 本发明涉及一种永磁悬浮储能飞轮系统,特别是涉及一种发电机输出功率可调的永磁悬浮储能飞轮系统。 [0001] The present invention relates to a magnetic levitation flywheel energy storage systems, particularly to a generator output power adjustable magnetic levitation flywheel energy storage system.

背景技术 Background technique

[0002] 随着社会的进步和科学技术的不断发展,人们越来越关注节约能源和保护环境, 为此,人们研究了多种储能方式,有化学蓄电池储能、燃料电池储能、超导储能等,但飞轮储能由于无污染、效率高、寿命长、使用方便等特点,受到了广泛的青睐。 [0002] With the continuous development of society and the progress of science and technology, people are increasingly concerned about saving energy and protecting the environment, for people to study a variety of ways storage, chemical storage battery, fuel cell energy storage, super conducting energy storage, flywheel energy storage but due to the non-polluting, high efficiency, long life, easy to use features, has been widely favored. 它可广泛应用于电动汽车、航空航天、电网调峰、不间断电源等领域,是一种非常有发展前景的储能装置。 It can be widely used in electric automobiles, aerospace, power peaking, uninterruptible power supply, etc., is a very promising energy storage device. 目前采用的飞轮储能装置一般由飞轮、轴、轴承、电机、真空容器、控制装置等组成,但由于轴承支撑稳定性差;输出功率不可调,且空载损耗较大。 Flywheel energy storage device currently used by the general flywheel, shaft, bearing, motor, vacuum vessel, the control devices and other components, but due to poor stability of the bearing support; power output not adjustable, and the no-load loss is large. 因此,储能飞轮结构有待于改进。 Thus, flywheel energy storage structure room for improvement.

发明内容 SUMMARY

[0003] 本发明要解决的技术问题是在上述储能飞轮的基础上提供一种轴承支撑可靠,发电机输出功率可调,即可安装在固定地点也可安装在各种车辆上的永磁悬浮储能飞轮系统。 [0003] The present invention is to solve the technical problem of providing a reliable bearing support, the generator output power is adjustable, is mounted at a fixed location can also be installed in various vehicles, in the above energy storage flywheel on magnetic levitation flywheel energy storage system.

[0004] 为了解决上述技术问题,本发明主要由真空箱、轴、飞轮转子、端部轴承、径向轴承、电机、传动机构、控制装置等组成;所述真空箱由筒体、上盖、下盖组成,也可以将筒体与上盖或筒体与下盖做成一体,在所述真空箱的筒体内部装有环形的安全部件,当飞轮转子损坏时用于吸收能量,该安全部件可与筒体做成一体;所述端部轴承位于飞轮转子的上下两端,并分别由镶嵌于上盖、底座的永磁体和镶嵌于飞轮转子上下两端面的永磁体对应组成,且极性相对,即N极与N极相对,或S极与S极相对,该永磁体为圆环形布置,圆环与飞轮转子同心,为一组或多组不同直径的同心圆环,且相邻同心圆环上永磁体外表面的极性相反,该端部轴承采用钕铁硼稀土永磁体材料制造,且表面有抗氧化层;也可以将永磁体安装后,在永磁体外露表面涂非导电的抗氧 [0004] To solve the above problems, the present invention is mainly composed of a vacuum box, the shaft, the flywheel rotor, end bearings, radial bearings, motor, transmission, control devices and other components; the vacuum tank by a cylinder, an upper cover, the cover composition may be cylindrical and the upper cover or the lower cover and the cylinder formed integrally with the annular safety member inside the cylindrical body of the vacuum tank for absorbing energy when the flywheel rotor failure, the safety member may be formed integrally with the cylinder; the opposite ends of the upper and lower end bearing portions of the flywheel rotor, and are embedded in the cover, the base and the permanent magnets embedded in the rotor flywheel end faces corresponding to the upper and lower permanent magnet composition, and the electrode relatively, i.e., N and N poles of opposite, or S and S poles opposed to the permanent magnets arranged in a circular ring, concentric ring and a flywheel rotor, as one or more sets of concentric rings of different diameters, and with o concentric rings on the opposite outer surface of the polarity of the permanent magnet, the ends of the bearing NdFeB rare earth permanent magnet material, and the surface layer antioxidant; may be installed after the permanent magnets, the permanent magnets in the exposed non-coated conductive oxidation 材料;所述径向轴承位于飞轮转子中心孔的两端, 并分别由镶嵌于轴上的永磁体和镶嵌于飞轮转子中心孔上的永磁体对应组成磁环组,且极性相对,即N极与N极相对,或S极与S极相对,该永磁体为一组或多组磁环,且相邻两组永磁体的表面极性相反,该径向轴承采用钕铁硼稀土永磁材料制造,且表面有抗氧化层;也可以将磁体安装后,在磁体外露表面涂非导电的抗氧化材料;所述电机由镶嵌在飞轮转子中心孔的转子永磁体和装设在轴上的线圈绕组定子构成,且为发电机和电动机的一体结构, 由控制装置控制发电或充电;该转子永磁体位于两组径向轴承之间,转子永磁体由钕铁硼稀土永磁材料制造,且表面有抗氧化层;也可以将磁体安装后,在磁体外露表面涂非导电的抗氧化材料;线圈绕组定子与转子永磁体相对应,并在线圈绕组定子与轴之间装有 Material; said radial bearings located at both ends of the flywheel rotor central bore, and by the permanent magnets are embedded in the shaft and embedded in the central hole of the flywheel rotor consisting of a permanent magnet ring corresponding to the group, and opposite polarities, i.e., N and N poles opposed, or S and S poles opposed to the permanent magnet ring is one or more groups, and adjacent two opposite polar surfaces of the permanent magnets, the NdFeB rare earth permanent magnetic radial bearing material, and the surface layer antioxidant; may be installed after the magnet, the magnet coated with a non-conductive exposed surface oxidation resistant material; by the motor embedded in the central bore of the flywheel rotor mounted permanent magnets and a rotor coil axis the stator winding configuration and an integrated structure and a motor generator, the control means controls the power generation or charge; the permanent magnet rotor located between two radial bearing, a permanent magnet rotor made from NdFeB Magnet, and the surface with anti-oxidant; may be installed after the magnet, the magnet coated with a non-conductive exposed surface oxidation resistant material; coil winding stator and the rotor permanent magnets corresponding to the coil winding and fitted between the stator and the shaft 导向套; 所述轴的中心孔内还装有传动机构,该传动机构带动导向套同线圈绕组定子一起沿轴作轴向滑动,并与转子永磁体实现完全重合、部分重合、不重合;所述轴与底座可以为一体结构, 也可以将轴直接安装在真空箱的下盖上,可将底座与下盖做成一体;所述真空箱的筒体上装有真空传感器和真空阀门,真空阀门上还可以连接真空机组。 The guide sleeve; the central bore of the shaft is also equipped with a transmission mechanism, the transmission mechanism drives the guide sleeve together with the coil winding of the stator to slide axially along the shaft, and the permanent magnet rotor fully overlap, partially overlap, do not overlap; the said shaft integrally with the base structure may also be mounted directly on the shaft under vacuum box cover, the base may be formed integrally with the lower lid; equipped with a vacuum sensor and the vacuum valve to the cylinder of the vacuum box, the vacuum valve the vacuum unit can also be connected.

[0005] 本发明由于采用了永磁悬浮轴承支撑,且电机线圈绕组定子沿轴向滑动与转子永磁体形成完全重合、部分重合、不重合等情形,使储能飞轮中电机的输出功率在0〜100% 间变化,并显著降低了空载功率消耗,节约了能源;飞轮转子的上下两端面设计有多组同心圆环组成的端面轴承,运转平稳,对环境适应性强;且由于在真空箱的筒体内装有环形的安全部件,提高了储能飞轮运行的安全性。 [0005] The present invention adopts a magnetic levitation bearings, and the motor winding of the stator coil is formed completely overlap each slide axially with permanent magnet rotor, partially overlap, do not overlap other circumstances, energy storage flywheel motor output power 0~ changes between 100%, and significantly reduce the load power consumption, energy saving; upper and lower end surface of the flywheel rotor design plurality of sets of concentric rings of the bearing end faces, stable operation, environmental adaptability; and since in a vacuum oven a cylindrical body with an annular safety member, flywheel energy storage improves the safety of operation. 本发明不受安装方位的限制,可以安装在任意方位,如将本发明应用于汽车领域,将替代现有的汽油汽车,人们将生活在无污染、绿色环保的环境中。 The invention is not to limit the installation position can be installed in any orientation, such as applying the invention to the automotive sector, will replace the existing gasoline vehicles, people will live in a clean, green environment.

附图说明 BRIEF DESCRIPTION

[0006] 附图1是本发明的剖面示意图。 [0006] Figure 1 is a schematic cross-sectional view of the present invention.

[0007] 附图2是本发明图1的I处局部放大图。 [0007] Figure 2 is a partially enlarged view of the present invention at I 1 FIG.

[0008] 附图3是本发明端部轴承永磁体的相对位置图。 [0008] Figure 3 is a view of an end bearing relative position of the permanent magnet of the present invention.

[0009] 附图4是本发明径向轴承永磁体的相对位置图。 [0009] Figure 4 is a radial bearing according to the present invention, the relative position of the permanent magnet of FIG.

[0010] 附图5是本发明的永磁体的另外一种安装方式的剖面示意图。 [0010] Figure 5 is a schematic cross-sectional view of the permanent magnet of the present invention in another installation.

[0011] 附图6是本发明图5的II处的局部放大图。 [0011] Figure 6 is a partial II of the present invention in FIG. 5 enlarged. FIG.

[0012] 具体实施方式 [0012] DETAILED DESCRIPTION

[0013] 由图1、图2、图3、图4可以看出,本发明主要由真空箱1、轴2、飞轮转子3、端部轴承4、5、径向轴承6、7、电机8、传动机构9、控制装置10等组成;所述真空箱由筒体11,上盖12、下盖13组成,也可以将筒体11与上盖12或筒体11与下盖13做成一体,在所述真空箱1的筒体11内部装有环形的安全部件14,该安全部件14可与筒体11做成一体,并采用石墨等材质制作,以吸收飞轮转子3破碎时的能量,保证了真空箱1的安全;所述端部轴承4、 5位于飞轮转子3的上下两端,并分别由镶嵌于上盖12、底座15的永磁体16、17和镶嵌于飞轮转子3上下两端面的永磁体18、19对应组成,且极性相对,即N极与N极相对,或S极与S极相对,所述永磁体16、17、18、19分别为圆环形布置,圆环与飞轮转子3同心,永磁体16、17、18、19分别为一组或多组不同直径的同心圆环,且相邻同心圆环上的永 [0013] FIG 1, FIG 2, FIG 3, FIG 4 it can be seen, the present invention is mainly composed of a vacuum box 1, the shaft 2, a flywheel rotor 3, end bearings 4, 5, 6, 7, the radial bearing, the motor 8 , the transmission mechanism 9, the control means 10, etc; the vacuum tank 11 by a cylindrical body, the upper cover 12, lower cover 13 composed of the cylindrical body 11 may be cylindrical body 11 and the upper cover 12 or formed integrally with the lower cover 13 , provided with an annular safety member 11 inside the cylindrical body 14 of the vacuum tank 1, the safety member 14 can be made integral with the cylinder 11, and making use of graphite materials, to absorb energy of the flywheel rotor 3 crushing, 1 to ensure the safety of the vacuum chamber; said end bearings 4, 5 located at upper and lower ends of the rotor 3 of the flywheel, and are embedded in the cover 12, base 16, 17 and the permanent magnets 15 embedded in upper and lower two flywheel rotor 3 18, 19 corresponding to the end face of the permanent magnet composition, and the opposite polarities, i.e., N and N poles of opposite, or S and S poles opposed to the permanent magnets 16, 17 are arranged as annular, circular ring concentric with the flywheel rotor 3, the permanent magnets 16, 17 are one or more sets of concentric rings of different diameters, and the concentric annular ring adjacent the permanent 磁体外表面的极性相反,所述端部轴承4、5的永磁体16、17、18、19采用钕铁硼稀土永磁材料制造,且表面有抗氧化层,以防止永磁体16、17、18、19被氧化;所述径向轴承6、7位于飞轮转子3中心孔的两端,并分别由镶嵌于轴2上的永磁体20、21和镶嵌于飞轮转子3中心孔上的永磁体22、23对应组成磁环组,且极性相对,即N极与N极相对,或S极与S极相对,所述永磁体20、 21、22、23分别为一组或多组磁环,且相邻两组永磁体的表面极性相反,该径向轴承6、7的永磁体20、21、22、23采用钕铁硼稀土永磁材料制造,且表面有抗氧化层,以防止永磁体20、 21、22、23被氧化;上述端部轴承4、5和径向轴承6、7的采用,限制了飞轮转子3的五个自由度,使飞轮转子3处于悬浮状态,且只能作旋转运动;所述电机8由镶嵌在飞轮转子3中心孔的转子永磁体M和装设在轴2上的线圈绕组定 The outer surface of the magnet of opposite polarity, said end portion of the permanent magnet bearing 4,5 16,17,18,19 NdFeB rare earth permanent magnet material, and the surface with anti-oxidant to prevent the permanent magnets 16 and 17 18, 19 is oxidized; the radial bearing 6 and 7 located at both ends of the flywheel 3 the central bore of the rotor, respectively, and the permanent magnets embedded in the shaft 2, 20, 21 and embedded in the central bore 3 permanent flywheel rotor 22, 23 corresponding to the group consisting of ring magnet, and opposite polarities, i.e., N and N poles of opposite, or S and S poles opposed to the permanent magnets 20, 21, 22, respectively, a group or groups of the magnetic ring, and adjacent two opposite polar surfaces of the permanent magnets, the permanent magnets 6, 7 of the radial bearing 20, 21, NdFeB rare earth permanent magnet material, and the surface with anti-oxidant to to prevent the permanent magnets 20, 21, 22, is oxidized; and the end bearing and the radial bearings 4, 5, 6, 7, five degrees of freedom limits the flywheel rotor 3, the flywheel rotor 3 in a suspended state, and only for rotational movement; 8 by the motor embedded in the central bore 3 the flywheel rotor and the rotor permanent magnets M mounted on the fixed shaft 2, the coil windings 子25构成,且为发电机和电动机的一体结构;在通过所述控制装置10给电机8供电时,该电机8就成为电动机,由电动机带动飞轮转子3旋转加速,从而将电能转为机械能储存;当外部负载需要电能时,飞轮转子3给电机8施加转矩,电机8又成为发电机,将机械能转为电能,并通过控制装置10输出;所述电机8的转子永磁体M位于径向轴承6、7之间,采用钕铁硼稀土永磁材料制造,且表面有抗氧化层,以防止转子永磁体M被氧化;所述线圈绕组定子25与转子永磁体M相对应,并在线圈绕组定子25与轴2之间装有导向套沈;所述轴2的中心孔内还装有传动机构9,该传动机构带动导向套沈同线圈绕组定子25 —起沿轴作轴向滑动,并与转子永磁体M实现完全重合、部分重合、不重合,从而使感应电流在最大及最小之间变化,实现了对输出功率的控制,并且使空载时的功率损 25 the sub-structure, and the integrated structure of the generator and the motor; can be stored by the control device 10 to power the motor 8, the motor 8 becomes a motor, a flywheel driven by the motor 3 to accelerate the rotation of the rotor, so that the electrical energy into mechanical ; when external electrical power required by the load, the flywheel rotor 3 torque applied to the motor 8, the motor 8 has become a generator, the mechanical energy into electrical energy, and by controlling the output device 10; M of the permanent magnet motor rotor 8 is located radially between the bearing 6 and 7, for manufacturing NdFeB rare earth permanent magnet material, and the surface with anti-oxidant to prevent oxidation of the permanent magnet M of the rotor; the coil winding of the stator 25 and the rotor corresponding to the permanent magnet M and the coil with windings of the stator 25 and the shaft 2 between the guide sleeve sink; central bore of the shaft 2 is further provided with drive means 9, the transmission mechanism drives the guide sleeve with the sink winding of the stator coils 25 - from sliding axially along the shaft, and to achieve a rotor with permanent magnet M fully overlap, partially overlap, do not overlap, so that the induced current variation between the maximum and minimum, to achieve the control of the output power, and the power loss at the load 最低;所述轴2与底座15可以为一体结构,该底座15坐在真空箱1的下盖13上,且轴2与真空箱1的上盖12相连,也可以将轴2直接安装在真空箱的下盖13上,或将底座15与下盖13做成一体;所述真空箱1上装有真空传感器27和真空阀门29,真空阀门四上还可以连接真空机组28 ;真空箱1的工作真空度要求高于lOOPa, 当真空度低于IOOPa时,启动真空机组28对真空箱1抽真空,当系统无真空机组28时,真空传感器用于报警。 Minimum; the shaft 2 and the base 15 may be an integral structure, the base 15 sitting under vacuum box cover 131, and the shaft 2 is connected to a vacuum tank 12 of the upper cover 1, the shaft 2 may be directly mounted in vacuo the tank cover 13, the base 15 or integrally formed with the lower cover 13; 1 equipped with a vacuum sensor on the vacuum box 27 and the vacuum valve 29, the vacuum valve may also connect four vacuum unit 28; working vacuum tank 1 vacuum level than Loopa, when the degree of vacuum is lower than IOOPa, starting vacuum tank 28 vacuum unit a vacuum, when the system unit 28 when no vacuum, vacuum sensor for warning.

[0014] 由附图5、图6可以看出,本发明的永磁体的另一种安装方式是将所述端部轴承4、5的永磁体16、17、18、19分别镶嵌于上盖12、底座15后,在永磁体16、17、18、19外露表面涂非导电的抗氧化材料30,以防止永磁体16、17、18、19被氧化,同时还可以防止脆性永磁体16、17、18、19破碎飞出;将所述径向轴承6、7的永磁体20、21、22、23分别镶嵌于轴2 和飞轮转子3中心孔后,在永磁体20、21、22、23外露表面涂非导电的抗氧化材料31,以防止永磁体20、21、22、23被氧化,同时还可以防止脆性永磁体20、21、22、23破碎飞出;将所述电机8的转子永磁体M镶嵌于飞轮转子3中心孔后,在转子永磁体M外露表面涂非导电的抗氧化材料32,以防止转子永磁体M被氧化,同时还可以防止脆性转子永磁体M破碎飞出ο [0014] From Figure 5, it can be seen in FIG. 6, another permanent installation of the present invention is that the end portion of the permanent magnet bearings 4, 5 are embedded in the cover 18, 19 12, the base 15, the permanent magnets 16, 17 in the exposed surface coated with a non-conductive material 30 antioxidant to prevent oxidation of the permanent magnets 16, 17, but also can prevent a brittle permanent magnets 16, 17,18,19 broken fly; the radial bearings 20, 21 are permanent magnets 6, 7 embedded in the center hole 3 and the shaft 2 flywheel rotor, the permanent magnets 20, 21, coating the exposed surface 23 is non-conductive material 31 antioxidant to prevent oxidation of the permanent magnets 20, 21, while the permanent magnets 20, 21 can be prevented from breaking brittleness fly; the motor 8 the rotor permanent magnet M embedded in the center hole of the flywheel rotor 3, the exposed surface of the permanent magnet M of the rotor in a non-conductive coating material 32 antioxidant to prevent oxidation of the permanent magnet M of the rotor, but also can prevent breaking the brittle permanent magnet rotor fly M ο

[0015] 通过上述实施例,本专业的普通技术人员应能了解本发明的实质,并认识到本发明的具体实施细节可以在权利要求保护范围内做出各种变化。 [0015] By the above-described embodiments, one of ordinary skill in the art should understand the spirit of the present invention, and recognizing the specific implementation details of the present invention that various changes may be made within the scope of the claims.

Claims (9)

1. 一种永磁悬浮储能飞轮系统,包括真空箱(1)、轴O)、飞轮转子(3)、端部轴承0、 5)、径向轴承(6、7)、电机(8)、传动机构(9)、控制装置(10);所述真空箱(1)由筒体(11)、 上盖(12)、下盖(13)组成;所述真空箱⑴的筒体(11)内部有环形的安全部件(14);所述轴(2)与底座(15)为一体结构,且轴(2)与真空箱(1)的上盖(12)相连;所述端部轴承(4,5)位于飞轮转子(3)的上下两端;所述径向轴承(6、7)位于飞轮转子(3)中心孔的两端;共特征在于所述电机(8)的转子永磁体04)镶嵌在飞轮转子(3)的中心孔上,该转子永磁体04)位于径向轴承(6、7)之间;所述电机(8)的线圈绕组定子05)装设在轴O) 上,该线圈绕组定子05)与转子永磁体04)相对应,并在线圈绕组定子05)与轴(2)之间装有导向套06);所述传动机构(9)装在轴⑵的中心孔内,并带动导向套06)同线圈绕组 A permanent magnetic levitation flywheel energy storage system, comprising a vacuum tank (1), the axis O), the flywheel rotor (3), an end portion bearing 0, 5), the radial bearing (6, 7), the motor (8), transmission means (9), the control means (10); said vacuum tank (1) by a cylinder (11), the cover (12), the cover (13) composition; ⑴ the vacuum tank cylinder (11) internal annular safety member (14); connected (2) and the base (15) as an integral structure, and the shaft (2) and the vacuum tank (1) upper cover of the shaft (12); said end bearings ( 4,5) located in upper and lower ends of the flywheel rotor (3); said radial bearing (6, 7) located at both ends of the center hole of the flywheel rotor (3); characterized in that the total of the motor rotor with permanent magnets (8) 04) mounted on the flywheel rotor central hole (3) of the permanent magnet rotor 04) located radially between the bearing (6, 7); a stator coil winding of the motor (8) 05) mounted on the axis O) on which a stator coil winding 05) and the permanent magnet rotor 04) correspond, and the coil winding of the stator 05) of the shaft (06 fitted between the guide sleeve 2)); said transmission means (9) mounted on the shaft ⑵ central hole, and driving the guide sleeve 06) with the coil windings 子0¾沿轴(¾作轴向滑动;所述端部轴承(4、幻分别由镶嵌于上盖(12)、底座(15) 的永磁体(16、17)和镶嵌于飞轮转子C3)上下两端面的永磁体(18、19)组成,且N极与N 极相对,或S极与S极相对;所述径向轴承(6、7)分别由镶嵌于轴(¾上的永磁体00、21) 和镶嵌于飞轮转子(3)中心孔上的永磁体02、23)组成,且N极与N极相对,或S极与S极相对。 Sub 0¾ along the shaft (¾ slide axially; said end bearings (4, phantom are embedded in the cover (12), a base (15) of permanent magnets (16, 17) and embedded in the flywheel rotor C3) vertical both end faces of the permanent magnets (18, 19), with the N-pole and N-pole opposed, or S and S poles opposed; said radial bearing (6, 7) are embedded in the shaft by a permanent magnet on the ¾ (00 , 21) and embedded in the flywheel rotor (3) permanent magnets 02,23 on the center hole) of the composition, and N and N poles of opposite, or S and S poles opposed.
2.根据权利要求1所述一种永磁悬浮储能飞轮系统,其特征在于:所述端部轴承G、5) 的永磁体(16、17、18、19)为圆环形布置,圆环与飞轮转子(3)同心,端部轴承的永磁体(16、 17、18、19)分别为一组或多组不同直径的同心圆环,且相邻同心圆环上的永磁体外表面的极性相反。 2. A permanent magnetic suspension of the energy storage flywheel system according to claim, wherein: said end bearing G, 5) of permanent magnets (16,17,18,19) are arranged in a circular ring, ring the flywheel rotor (3) concentrically, the end portion of the permanent magnet bearing (16, 18, 19) are one or more sets of concentric rings of different diameters, and the permanent magnet on the outer surface adjacent concentric rings reverse polarity.
3.根据权利要求1所述的一种永磁悬浮储能飞轮系统,其特征在于:所述径向轴承(6、 7)相邻两组永磁体的表面极性相反。 3. A member according to claim permanent magnetic suspension energy storage flywheel system according to claim 1, wherein: said radial bearing (6, 7) adjacent two opposite polar surfaces of the permanent magnet.
4.根据权利要求1所述的一种永磁悬浮储能飞轮系统,其特征在于所述端部轴承G、 5)的永磁体(16、17、18、19)采用钕铁硼稀土永磁体材料制造,且表面有抗氧化层;所述径向轴承(6、7)的永磁体(20、21、22、2;3)采用钕铁硼稀土永磁体材料制造,且表面有抗氧化层。 4. A permanent magnetic suspension according to one of the energy storage flywheel system as claimed in claim 1, characterized in that the end bearing G, 5) of permanent magnets (16,17,18,19) NdFeB rare earth permanent magnet material manufacture, and anti-oxidation layer surface; said radial bearing (6, 7) of permanent magnets (20,21,22,2; 3) NdFeB rare earth permanent magnet material, an antioxidant and the surface layer.
5.根据权利要求1所述的一种永磁悬浮储能飞轮系统,其特征在于所述转子永磁体(24)采用钕铁硼稀土永磁体材料制造,且表面有抗氧化层。 A permanent magnetic suspension energy storage flywheel system according to claim 1, wherein said permanent magnet rotor (24) NdFeB rare earth permanent magnet material, an antioxidant and the surface layer.
6.根据权利要求1所述的一种永磁悬浮储能飞轮系统,其特征在于所述真空箱(1)的筒体(11)上装有真空传感器(XT)和真空阀门09)。 6. According to a magnetic levitation flywheel energy storage system according to claim 1, characterized in that said vacuum tank (1) provided with a cylinder vacuum sensor (XT) and the vacuum valve 09 (11)).
7.根据权利要求6所述的一种永磁悬浮储能飞轮系统,其特征在于所述真空阀门09) 上还连接有真空机组08)。 7. According to a magnetic levitation flywheel energy storage system according to claim 6, wherein there is further connected to the vacuum valve 09) vacuum unit 08).
8.根据权利要求1所述的一种永磁悬浮储能飞轮系统,其特征在于所述安全部件(14) 与筒体(U)做成一体。 8. A member according to claim permanent magnetic suspension energy storage flywheel system according to claim 1, characterized in that said security member (14) with the cylinder (U) is formed integrally.
9.根据权利要求1所述的一种永磁悬浮储能飞轮系统,其特征在于所述端部轴承G、 5)的永磁体(16、17、18、19)分别镶嵌于上盖(12)、底座(15)后,在端部轴承的永磁体(16、 17、18、19)外露表面涂非导电的抗氧化材料(30);所述径向轴承(6、7)的永磁体00、21、 22,23)分别镶嵌于轴(2)和飞轮转子(3)中心孔后,在径向轴承的永磁体O0、21、22、23) 外露表面涂非导电的抗氧化材料(31);所述电机(8)的转子永磁体04)镶嵌于飞轮转子(3)中心孔后,在转子永磁体04)外露表面涂非导电的抗氧化材料(32)。 1 according to one of the magnetic levitation flywheel energy storage system as claimed in claim, wherein said end portion bearing G, 5) of permanent magnets (16,17,18,19) are embedded in the cover (12) , the base (15), an end portion of the permanent magnet bearing (16, 18, 19) of the exposed surface coated with a non-conductive oxidation-resistant material (30); said radial bearing (6, 7) of the permanent magnet 00 , 21, 22, 23) are embedded in the shaft (2) and the flywheel rotor (3) after the central bore, the permanent magnet O0,21,22,23 radial bearing) coating the exposed surface of non-conductive oxidation-resistant material (31 ); a rotor of the motor (8) permanent magnets 04) embedded in the flywheel rotor (3) central hole, the permanent magnet rotor 04) of the exposed surface coated with a non-conductive oxidation-resistant material (32).
CN 200710157385 2007-10-10 2007-10-10 Permanent magnetism levitation energy-storing flywheel system CN101409478B (en)

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