WO2016086518A1 - Régulateur de vitesse à aimant permanent doté d'un entrefer magnétique fixe - Google Patents

Régulateur de vitesse à aimant permanent doté d'un entrefer magnétique fixe Download PDF

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Publication number
WO2016086518A1
WO2016086518A1 PCT/CN2015/070784 CN2015070784W WO2016086518A1 WO 2016086518 A1 WO2016086518 A1 WO 2016086518A1 CN 2015070784 W CN2015070784 W CN 2015070784W WO 2016086518 A1 WO2016086518 A1 WO 2016086518A1
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WO
WIPO (PCT)
Prior art keywords
magnetic
permanent magnets
magnetic rotor
rotor
permanent magnet
Prior art date
Application number
PCT/CN2015/070784
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English (en)
Chinese (zh)
Inventor
刁俊起
Original Assignee
刁俊起
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 刁俊起 filed Critical 刁俊起
Publication of WO2016086518A1 publication Critical patent/WO2016086518A1/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K51/00—Dynamo-electric gears, i.e. dynamo-electric means for transmitting mechanical power from a driving shaft to a driven shaft and comprising structurally interrelated motor and generator parts

Definitions

  • the invention relates to a permanent magnet governor, in particular to a permanent magnet governor with a fixed magnetic gap.
  • the permanent magnet governor adopts the magnetic coupling speed regulation of the permanent magnet to realize the soft (magnetic) connection between the motor and the load without any influence on the harmonic generation of the power grid.
  • High reliability and can work in various harsh environments such as high temperature, low temperature, humidity, dirty, flammable and explosive, voltage instability and lightning, greatly reducing mechanical vibration, widely used in electric power, steel, metallurgy, petrochemical, Paper, municipal, ship, irrigation and mining industries .
  • the commonly used permanent magnet governors are adjusted by adjusting the air gap, the power consumption of the magnetic circuit regulator is large, and there are disadvantages such as poor torque transmission capability, high assembly difficulty, waste of a large amount of rare earth resources, and the like.
  • the speed range is 0 to 98%.
  • the present invention provides a fixed magnetic gap permanent magnet to reduce the power consumption of the magnetic circuit regulator, improve the torque transmission capability, reduce the assembly difficulty, save rare earth resources, reduce heat generation, and increase the speed regulation range. Speeder .
  • the current permanent magnet governor realizes the torque adjustment by changing the air gap between the conductor rotor and the permanent magnet rotor to control the number of magnetic lines of the conductor rotor cutting. Since there are many disadvantages in this way, the present invention is based on a magnet. The principle of homopolar repulsive and heteropolar attraction attracts the design of a new permanent magnet governor by changing the force between the outer magnetic rotor and the two inner magnetic rotors, thereby achieving the purpose of changing the torque.
  • a permanent magnetic governor with a fixed magnetic gap comprising an outer magnetic rotor connected to a driving shaft and a first inner magnetic rotor and a second inner magnetic rotor concentrically passing through the driven shaft, the outer magnetic rotor along The inner circumferential surface is evenly distributed with at least two outer permanent magnets, each outer permanent magnet magnetic pole is disposed in a radial direction, and the exposed magnetic poles of the adjacent two outer permanent magnets are magnetically different; the first inner magnetic rotor and the first inner magnetic rotor The two inner magnetic rotors are evenly distributed along the circumferential direction of the respective outer circumferential surfaces with at least two first inner permanent magnets and second inner permanent magnets, and the inner permanent magnet magnetic poles are arranged in the radial direction and adjacent to each other on the same inner magnetic rotor The exposed magnetic poles of the permanent magnets are magnetically different, and the number of inner permanent magnets on the two inner magnetic rotors is the same; the first
  • the magnetic circuit regulator is used for adjusting the positional relationship between the first inner permanent magnet and the second inner permanent magnet of the same name, thereby changing the force between the outer magnetic rotor and the first inner magnetic rotor and the second inner magnetic rotor. Adjustment process: The first inner magnetic rotor is relatively rotated with respect to the second inner magnetic rotor by adjusting the actuator.
  • the drive shaft is connected to the main motor, and the driven shaft is connected to the load, but the two can be interchanged, that is, the drive shaft is connected to the load, and the driven shaft is connected to the main motor.
  • the number of outer permanent magnets on the outer magnetic rotor is the same as the number of first inner permanent magnets on the first inner magnetic rotor.
  • the speed control function of the input and output speeds of 0 to 100% can be realized.
  • the number of outer permanent magnets on the outer magnetic rotor is different from the number of first inner permanent magnets on the first inner magnetic rotor.
  • the speed control function of the input and output speeds of 0 ⁇ N% can be realized (the speed can be increased or decreased, and the torque changes inversely with N, The maximum power does not change).
  • the magnetic circuit regulator includes an adjustment actuator for receiving a control signal.
  • the adjustment actuator can be an electric actuator, a pneumatic actuator or a hydraulic actuator.
  • the permanent magnet governor is installed in a control system, and pressure, flow, liquid level or other control signals are received and processed by the control system, and then supplied to the regulating actuator, which is controlled by the actuator of the regulating actuator.
  • the rotation of the first inner magnetic rotor changes the magnitude of the force between the outer magnetic rotor and the two inner magnetic rotors.
  • the invention adopts a fixed magnetic gap structure, greatly improves the meshing area of the governor and reduces the assembly difficulty, reduces heat generation, and increases the speed regulation range.
  • the rare earth material is saved, and the torque transmission capability is greatly improved. Due to the magnetic circuit adjustment structure, the power consumption of the adjustment mechanism is greatly reduced and the volume of the adjustment actuator is minimized, thereby greatly reducing the overall volume of the governor, which not only reduces material consumption and saves installation. Space is also convenient for on-site installation and construction.
  • Figure 1 is a front cross-sectional view of the first embodiment
  • Figure 2 is a cross-sectional view taken along line A-A of Figure 1;
  • Figure 3 is a front cross-sectional view showing the external magnetic rotor of the first embodiment
  • FIG. 4 is a schematic view of the first and second inner magnetic rotors of the first embodiment
  • Figure 5 is a front cross-sectional view of the second embodiment
  • Figure 6 is a cross-sectional view taken along line B-B of Figure 5;
  • a permanent magnetic governor with a fixed magnetic gap comprising an outer magnetic rotor 2 connected to the driving shaft 1 and a first inner magnetic rotor 4 and a second inner magnetic rotor 7 concentrically passing through the driven shaft 8
  • the outer magnetic rotor 2 is uniformly distributed along the inner circumferential surface thereof with at least two outer permanent magnets 3, and the magnetic poles of each outer permanent magnet 3 are radially arranged, and the exposed magnetic poles of the adjacent two outer permanent magnets 3 are magnetically different;
  • the first inner magnetic rotor 4 and the second inner magnetic rotor 7 are uniformly distributed circumferentially along the outer circumferential surface of each of the at least two first inner permanent magnets 5 and the second inner permanent magnets 6, and the inner permanent magnet magnetic poles are along the diameter
  • the magnetic poles of the adjacent inner permanent magnets on the same inner magnetic rotor are magnetically different, and the number of inner permanent magnets on the two inner magnetic rotors is the same; in this embodiment, the number of outer permanent magnets 3 on the outer magnetic rot
  • a magnetic path adjuster for driving the rotation of the first inner magnetic rotor 4 with respect to the second inner magnetic rotor 7 is provided on the first inner magnet rotor 4 for adjusting the positional relationship of the same-named magnetic poles of the inner permanent magnets on the inner inner magnetic rotors.
  • the magnetic circuit regulator includes an adjustment actuator for receiving a control signal.
  • the adjustment actuator can be an electric actuator, a pneumatic actuator or a hydraulic actuator.
  • a permanent magnet governor with a fixed magnetic gap the number of outer permanent magnets 3 on the outer magnetic rotor 2 being different from the number of first inner permanent magnets 5 on the first inner magnetic rotor 4. The rest is the same as in the first embodiment.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)

Abstract

L'invention se rapporte à un régulateur de vitesse à aimant permanent ayant un entrefer magnétique fixe. Ce régulateur de vitesse à aimant permanent comprend un rotor magnétique externe (2) relié à un arbre d'entraînement (1), et un premier rotor magnétique interne (4) ainsi qu'un second rotor magnétique interne (7) traversés de façon concentrique par un arbre entraîné (8), au moins deux aimants permanents externes (3) étant régulièrement répartis sur la direction circonférentielle de la surface circonférentielle interne du rotor magnétique externe, et au moins deux premiers aimants permanents internes (5) ainsi qu'au moins deux seconds aimants permanents internes (6) étant respectivement et régulièrement répartis sur la direction circonférentielle de la surface circonférentielle externe du premier rotor magnétique interne et du second rotor magnétique interne. Ledit régulateur de vitesse à aimant permanent limite la consommation de matériaux et réduit l'espace d'installation.
PCT/CN2015/070784 2014-12-05 2015-01-15 Régulateur de vitesse à aimant permanent doté d'un entrefer magnétique fixe WO2016086518A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410730509.1 2014-12-05
CN201410730509.1A CN104362823B (zh) 2014-12-05 2014-12-05 一种固定磁隙的永磁调速器

Publications (1)

Publication Number Publication Date
WO2016086518A1 true WO2016086518A1 (fr) 2016-06-09

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2015/070784 WO2016086518A1 (fr) 2014-12-05 2015-01-15 Régulateur de vitesse à aimant permanent doté d'un entrefer magnétique fixe

Country Status (2)

Country Link
CN (1) CN104362823B (fr)
WO (1) WO2016086518A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108880186A (zh) * 2018-08-09 2018-11-23 广西科技大学 一种同轴式永磁传动装置
CN112653315A (zh) * 2020-12-23 2021-04-13 南京艾凌节能技术有限公司 一种并联型永磁调速器

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107276366A (zh) * 2015-11-16 2017-10-20 熵零股份有限公司 一种能量调整方法及应用所述能量调整方法的系统
CN105245084B (zh) * 2015-11-19 2018-08-17 刁俊起 一种固定磁隙的永磁调速器
CN108011491A (zh) * 2017-11-01 2018-05-08 山东洁盟节能环保技术有限公司 一种固定磁隙的永磁调速器

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090039724A1 (en) * 2007-08-09 2009-02-12 United States of America as represented by the Administrator of the National Aeronautics and Directed flux motor
CN102931810A (zh) * 2012-11-27 2013-02-13 镇江市江南矿山机电设备有限公司 轴间永磁耦合机构
CN203775006U (zh) * 2014-04-11 2014-08-13 刁俊起 一种固定磁隙的永磁调速器
CN204205889U (zh) * 2014-12-05 2015-03-11 刁俊起 一种固定磁隙的永磁调速器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002349277A (ja) * 2001-05-24 2002-12-04 Isuzu Motors Ltd ターボチャージャの軸受部油膜剛性制御装置
CN202679218U (zh) * 2012-04-20 2013-01-16 林贵生 带冷却和润滑装置的永磁耦合传动、制动或负载装置
CN203674953U (zh) * 2013-03-22 2014-06-25 林英楠 可无级调节磁场强度的永磁调速、制动或负载装置
CN103904863B (zh) * 2014-04-11 2017-06-27 刁俊起 一种固定磁隙的永磁调速器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090039724A1 (en) * 2007-08-09 2009-02-12 United States of America as represented by the Administrator of the National Aeronautics and Directed flux motor
CN102931810A (zh) * 2012-11-27 2013-02-13 镇江市江南矿山机电设备有限公司 轴间永磁耦合机构
CN203775006U (zh) * 2014-04-11 2014-08-13 刁俊起 一种固定磁隙的永磁调速器
CN204205889U (zh) * 2014-12-05 2015-03-11 刁俊起 一种固定磁隙的永磁调速器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108880186A (zh) * 2018-08-09 2018-11-23 广西科技大学 一种同轴式永磁传动装置
CN108880186B (zh) * 2018-08-09 2023-05-23 广西科技大学 一种同轴式永磁传动装置
CN112653315A (zh) * 2020-12-23 2021-04-13 南京艾凌节能技术有限公司 一种并联型永磁调速器

Also Published As

Publication number Publication date
CN104362823A (zh) 2015-02-18
CN104362823B (zh) 2017-02-22

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