WO2018036020A1 - 低温升励磁发电机及低温升励磁电动机 - Google Patents

低温升励磁发电机及低温升励磁电动机 Download PDF

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Publication number
WO2018036020A1
WO2018036020A1 PCT/CN2016/109162 CN2016109162W WO2018036020A1 WO 2018036020 A1 WO2018036020 A1 WO 2018036020A1 CN 2016109162 W CN2016109162 W CN 2016109162W WO 2018036020 A1 WO2018036020 A1 WO 2018036020A1
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Prior art keywords
coils
low temperature
temperature rise
composite
excitation
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PCT/CN2016/109162
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English (en)
French (fr)
Inventor
刘宝生
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苏州蓝锐纳米科技有限公司
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Publication of WO2018036020A1 publication Critical patent/WO2018036020A1/zh

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/28—Layout of windings or of connections between windings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information

Definitions

  • the invention relates to the technical field of electric motors and generators, in particular to a low temperature up-excitation generator and a low temperature up-excitation motor.
  • the existing generator and the stator of the electric motor each comprise three windings, each winding is composed of an even number of coils connected in series, and adjacent coils are alternately connected end to end. Therefore, in the existing motor and generator, there is a phase difference between the coils during the rotation of the rotor, and there is a delay between the adjacent coils, so that the generator and the motor generate heat.
  • the object of the present invention is to provide a low-temperature rise-excitation generator and a low-temperature up-excitation motor which are simple in structure and can effectively reduce heat generation during operation of an electric motor and a generator in order to solve the deficiencies of the above-mentioned techniques.
  • the present invention provides a low temperature rise-excitation generator comprising a rotor and a stator, the stator comprising three windings, each winding being composed of 2N composite coils in parallel, and between adjacent composite coils
  • the first and the last reverse connection wherein the composite coil is composed of one or more coils in parallel, and the coils in the composite coil are connected in the same tail and the same direction, and the coils in the three windings are connected in the same manner;
  • One parallel line is connected at 120° and the other parallel line is used as three outputs; where N is a positive integer.
  • the rotor described above is the existing rotor of the generator.
  • the wire diameter of the composite coil in the winding is 1/2N of the existing standard, and the number of turns of each composite coil is 2N times of the existing standard; the above standard is the composite coil under the rated voltage. Wire diameter and number of turns.
  • a low temperature up-excitation electric motor comprising a rotor and a stator, the stator comprising three windings, each winding being composed of 2N composite coils in parallel, and adjacent composite coils are connected end to end, wherein the composite coil is composed of one or A plurality of coils are formed in parallel, and the coils in the composite coil are connected in the same tail and the same direction, and the coils in the three windings are connected in the same manner; the three windings are connected by 120° corresponding one of the parallel lines, and the other is connected in parallel.
  • the line acts as three inputs; where N is a positive integer.
  • the rotor described above is an existing rotor of an electric motor.
  • the wire diameter of the composite coil in the winding is 1/2N of the existing standard.
  • the number of turns per composite coil is 2N times the current standard.
  • the above standards are the wire diameter and number of turns of the composite coil at rated voltage and rated power.
  • the low-temperature excitation excitation generator and the low-temperature excitation excitation motor obtained by the invention can effectively overcome the phase difference between the coils in the winding, thereby solving the situation that the generator and the motor generate a large amount of heat, so that the temperature rise is small. It can reduce energy loss, improve efficiency, reduce faults and improve service life.
  • generators and motors are suitable for military and defense fields. Generators are suitable for large-scale power plants, such as wind power, hydropower, thermal power, nuclear power, etc. .
  • Embodiment 1 is a schematic structural view of Embodiment 1 of the present invention.
  • Embodiment 2 is a schematic structural view of Embodiment 2 of the present invention.
  • a low temperature rise-excitation generator includes a rotor and a stator.
  • the stator includes three windings 1, and each winding 1 is composed of four composite coils 2 connected in parallel, and adjacent composites.
  • the coils 2 are connected end to end in reverse, wherein the composite coil 2 is composed of three coils in parallel, and the coils in the composite coil 2 are connected in the same tail and the same direction, and the coils in the three windings 1 are connected in the same manner; three windings 1 is connected by 120° through one of the corresponding parallel lines, and the other parallel line is used as three output ends; the above rotor is the existing rotor of the generator.
  • the wire diameter of the composite coil 2 in the winding 1 is 1/4 of the existing standard, and the number of turns of each composite coil 2 is 4 times that of the existing standard; the above standard is the rated voltage The wire diameter and the number of turns of the lower composite coil 2.
  • the low temperature up-excitation electric motor described in this embodiment comprises a rotor and a stator, wherein the stator comprises three windings 1, each winding 1 is composed of four composite coils 2 connected in parallel, and the phase The adjacent composite coils 2 are connected end to end, wherein each composite coil 2 is a coil, and the coils of the three windings 1 are connected in the same manner; the three windings 1 pass through a corresponding one of the parallel lines at 120°. Connected, another parallel line acts as three inputs; the rotor is the existing rotor of the motor.
  • the wire diameter of the composite coil 2 in the winding 1 is the existing standard 1/4, the number of turns of each composite coil 2 is 4 times that of the existing standard.
  • the above standards are the wire diameter and the number of turns of the composite coil 2 at rated voltage and rated power.
  • the low temperature up-excitation motor described in this embodiment has a rated power of 180 W, a full load operation of 3.5 hours, a measured temperature of 54 ° C, and an ambient temperature of 28 ° C. It can be seen that the low temperature up-excitation motor of the present invention can effectively reduce the generation of heat.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Windings For Motors And Generators (AREA)

Abstract

一种低温升励磁发电机及低温升励磁电动机，包括转子和定子，定子包括三个绕组（1），每个绕组（1）由2N个复合线圈（2）并联构成，且相邻的复合线圈（2）之间为首尾反向连接，其中复合线圈（2）由一个或者多个线圈并联构成，且复合线圈（2）内的线圈之间为首尾同向连接，三个绕组（1）内线圈的接法一致。该低温升励磁发电机及低温升励磁电动机，其能有效的克服绕组中各个线圈之间存在相位差，从而解决了发电机、电动机大量发热的情况，使得温度升高量小。

Description

低温升励磁发电机及低温升励磁电动机 技术领域
本发明涉及电动机和发电机技术领域，尤其是一种低温升励磁发电机及低温升励磁电动机。
背景技术
现有的发电机、电动机的定子都包含三个绕组，每个绕组均由偶数个线圈串联构成，且相邻的线圈之间首尾交错连接。所以现有的电动机、发电机在转子转动过程中，各个线圈之间存在相位差，相邻线圈之间存在延迟，所以导致发电机、电动机发热。
发明内容
本发明的目的是为了解决上述技术的不足而提供一种结构简单，能有效的减少电动机、发电机在运行过程中热量产生的低温升励磁发电机及低温升励磁电动机。
为了达到上述目的，本发明所设计的一种低温升励磁发电机，它包括转子和定子，定子包括三个绕组，每个绕组由2N个复合线圈并联构成，且相邻的复合线圈之间为首尾反向连接，其中复合线圈由一个或者多个线圈并联构成，且复合线圈内的线圈之间为首尾同向连接，三个绕组内线圈的接法一致；三个绕组之间通过对应的其中一条并联线呈120°连接，另一条并联线作为三个输出端；其中N为正整数。上述的转子为发电机的现有转子。
为了达到额定的输出电压和输出电流，绕组中的复合线圈的线径为现有标准的1/2N，每个复合线圈的匝数为现有标准的2N倍；上述标准为额定电压下复合线圈的线径和匝数。
一种低温升励磁电动机，它包括转子和定子，定子包括三个绕组，每个绕组由2N个复合线圈并联构成，且相邻的复合线圈之间为首尾反向连接，其中复合线圈由一个或者多个线圈并联构成，且复合线圈内的线圈之间为首尾同向连接，三个绕组内线圈的接法一致；三个绕组之间通过对应的其中一条并联线呈120°连接，另一条并联线作为三个输入端；其中N为正整数。上述转子为电动机的现有转子。
为了达到额定的输入电压，输出功率，绕组中的复合线圈的线径为现有标准的1/2N， 每个复合线圈的匝数为现有标准的2N倍。上述标准为额定电压、额定功率下的复合线圈的线径和匝数。
本发明所得到的低温升励磁发电机及低温升励磁电动机，其能有效的克服绕组中各个线圈之间存在相位差，从而解决了发电机、电动机大量发热的情况，使得温度升高量小。能减少能量损耗，提升效率，减少故障，提高使用寿命；另外发电机和电动机均适合军事国防领域，发电机适合大型发电厂，如风力发电、水力发电、火力发电、核动力发电等，减少污染。
附图说明
图1为本发明实施例1的结构示意图；
图2为本发明实施例2的结构示意图。
具体实施方式
下面通过实施例结合附图对本发明作进一步的描述。
实施例1：
如图1所示，本实施例描述的一种低温升励磁发电机，它包括转子和定子，定子包括三个绕组1，每个绕组1由4个复合线圈2并联构成，且相邻的复合线圈2之间为首尾反向连接，其中复合线圈2由三个线圈并联构成，且复合线圈2内的线圈之间为首尾同向连接，三个绕组1内线圈的接法一致；三个绕组1之间通过对应的其中一条并联线呈120°连接，另一条并联线作为三个输出端；上述的转子为发电机的现有转子。
为了达到额定的输出电压和输出电流，绕组1中的复合线圈2的线径为现有标准的1/4，每个复合线圈2的匝数为现有标准的4倍；上述标准为额定电压下复合线圈2的线径和匝数。
实施例2：
如图2所示，本实施例描述的一种低温升励磁电动机，它包括转子和定子，其特征是：定子包括三个绕组1，每个绕组1由4个复合线圈2并联构成，且相邻的复合线圈2之间为首尾反向连接，其中每个复合线圈2为一个线圈，三个绕组1内线圈的接法一致；三个绕组1之间通过对应的其中一条并联线呈120°连接，另一条并联线作为三个输入端；上述转子为电动机的现有转子。
为了达到额定的输入电压，输出功率，绕组1中的复合线圈2的线径为现有标准的 1/4，每个复合线圈2的匝数为现有标准的4倍。上述标准为额定电压、额定功率下的复合线圈2的线径和匝数。
实施例3：
本实施例描述的一种低温升励磁电动机，额定功率为180W，满负载运行3.5小时，实测温度为54℃，环境温度为28℃。由此可见，本发明的低温升励磁电动机能有效的减少热量的产生。

Claims (4)

  1. 一种低温升励磁发电机，它包括转子和定子，其特征是：定子包括三个绕组，每个绕组由2N个复合线圈并联构成，且相邻的复合线圈之间为首尾反向连接，其中复合线圈由一个或者多个线圈并联构成，且复合线圈内的线圈之间为首尾同向连接，三个绕组内线圈的接法一致；三个绕组之间通过对应的其中一条并联线呈120°连接，另一条并联线作为三个输出端；其中N为正整数。
  2. 根据权利要求1所述的一种低温升励磁发电机，其特征是：绕组中的复合线圈的线径为现有标准的1/2N，每个复合线圈的匝数为现有标准的2N倍。
  3. 一种低温升励磁电动机，它包括转子和定子，其特征是：定子包括三个绕组，每个绕组由2N个复合线圈并联构成，且相邻的复合线圈之间为首尾反向连接，其中复合线圈由一个或者多个线圈并联构成，且复合线圈内的线圈之间为首尾同向连接，三个绕组内线圈的接法一致；三个绕组之间通过对应的其中一条并联线呈120°连接，另一条并联线作为三个输入端；其中N为正整数。
  4. 根据权利要求3所述的一种低温升励磁电动机，其特征是：绕组中的复合线圈的线径为现有标准的1/2N，每个复合线圈的匝数为现有标准的2N倍。
PCT/CN2016/109162 2016-08-26 2016-12-09 低温升励磁发电机及低温升励磁电动机 WO2018036020A1 (zh)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6022450A (ja) * 1983-07-18 1985-02-04 Fukuo Shibata 回転電気機械の構造
CN201393158Y (zh) * 2009-04-01 2010-01-27 朱茂勋 汽车专用三相异步电机
CN202586560U (zh) * 2012-03-21 2012-12-05 东莞大鼎机械有限公司 低温升励磁发电机
CN202713011U (zh) * 2012-08-23 2013-01-30 董友 低温高效发电机
CN203261161U (zh) * 2013-05-24 2013-10-30 刘荣坤 一种多组合绕组电机
CN105141059A (zh) * 2015-10-16 2015-12-09 孟繁志 一种能实现高效直流动力的电机

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6022450A (ja) * 1983-07-18 1985-02-04 Fukuo Shibata 回転電気機械の構造
CN201393158Y (zh) * 2009-04-01 2010-01-27 朱茂勋 汽车专用三相异步电机
CN202586560U (zh) * 2012-03-21 2012-12-05 东莞大鼎机械有限公司 低温升励磁发电机
CN202713011U (zh) * 2012-08-23 2013-01-30 董友 低温高效发电机
CN203261161U (zh) * 2013-05-24 2013-10-30 刘荣坤 一种多组合绕组电机
CN105141059A (zh) * 2015-10-16 2015-12-09 孟繁志 一种能实现高效直流动力的电机

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