WO2019196321A1 - 一种单相异步电机 - Google Patents

一种单相异步电机 Download PDF

Info

Publication number
WO2019196321A1
WO2019196321A1 PCT/CN2018/103756 CN2018103756W WO2019196321A1 WO 2019196321 A1 WO2019196321 A1 WO 2019196321A1 CN 2018103756 W CN2018103756 W CN 2018103756W WO 2019196321 A1 WO2019196321 A1 WO 2019196321A1
Authority
WO
WIPO (PCT)
Prior art keywords
lead
winding
contact
switch
capacitor
Prior art date
Application number
PCT/CN2018/103756
Other languages
English (en)
French (fr)
Inventor
贾洪雨
张善儿
邓双朝
Original Assignee
中山大洋电机股份有限公司
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
Priority claimed from CN201820518834.5U external-priority patent/CN208272739U/zh
Priority claimed from CN201810327366.8A external-priority patent/CN108233578A/zh
Application filed by 中山大洋电机股份有限公司 filed Critical 中山大洋电机股份有限公司
Publication of WO2019196321A1 publication Critical patent/WO2019196321A1/zh

Links

Images

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K17/00—Asynchronous induction motors; Asynchronous induction generators
    • H02K17/02—Asynchronous induction motors
    • H02K17/04—Asynchronous induction motors for single phase current
    • H02K17/06—Asynchronous induction motors for single phase current having windings arranged for permitting pole-changing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K17/00—Asynchronous induction motors; Asynchronous induction generators
    • H02K17/02—Asynchronous induction motors
    • H02K17/04—Asynchronous induction motors for single phase current
    • H02K17/08—Motors with auxiliary phase obtained by externally fed auxiliary windings, e.g. capacitor motors
    • 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
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
    • H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
    • H02P1/42—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual single-phase induction motor
    • H02P1/44—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual single-phase induction motor by phase-splitting with a capacitor

Definitions

  • the invention relates to a single phase asynchronous motor.
  • the existing capacitor-initiated single-phase asynchronous motor (referred to as PSC motor) includes a main winding, a secondary winding and a first capacitor, and the main winding, the secondary winding and the first capacitor are connected in series to form a loop, and the two ends of the main winding are respectively connected with the input power source.
  • the main winding, the secondary winding and the first capacitor simultaneously complete the starting and running functions, and the circuit design must simultaneously take care of starting and running, so that the motor efficiency cannot be improved.
  • An object of the present invention is to provide a single-phase asynchronous motor including a first working circuit including a first main winding, a first sub winding, and a first capacitor, the first sub winding and the first capacitor being connected in series and then in parallel Both ends of the first main winding are characterized in that it further comprises a second working circuit, the second working circuit includes a second main winding, a second sub winding and a second capacitor, and the second sub winding and the second capacitor are connected in series and then in parallel At both ends of the second main winding, a switch is arranged between the first working circuit and the input power source to control the power-on or power-off, and the second working circuit and the input power source are controlled to be energized or de-energized by setting a switch, and the control switch is used to make The first working circuit and the second working circuit are selectively turned on.
  • the switch described above comprises a first switch and a second switch, a first switch is arranged between the first working circuit and the input power source to control the power on or off, and the second working circuit and the input power source are controlled by setting the second switch.
  • the first switch and the second switch are selectively turned on.
  • the number of turns of the first main winding is greater than the number of turns of the second main winding, and the number of turns of the first auxiliary winding is greater than the number of turns of the second auxiliary winding.
  • the first main winding includes a first winding and a second main winding connected in series
  • the first sub winding includes a second sub winding and the second winding connected in series
  • the first capacitor passes through the first switch Accessing the first working circuit, the second capacitor accessing the second working circuit through the second switch.
  • the lead wires at the two ends of the first winding are lead wires and leads
  • the lead wires at the two ends of the second main winding are the lead a and the lead b
  • the lead wires at the two ends of the second auxiliary winding are the lead c and the lead d
  • the two ends of the second winding are the lead wires.
  • the first switch includes a triple contact, the triple contact includes a first contact, a second contact, and a third contact, and one end of the first capacitor is connected to one end of the input power source, and passes through the first contact and the lead e Connected, the other end of the first capacitor is connected to the lead f through the second contact, and the other end of the input power is connected to the lead b and the lead c through the third contact.
  • the second switch includes a triple contact, the triple contact includes a fourth contact, a fifth contact, and a sixth contact, and one end of the second capacitor is connected to one end of the input power source, and passes through the fourth contact and the lead g
  • the lead a is connected, and the other end of the second capacitor is connected to the lead d and the lead h through the fifth contact, and the other end of the input power is connected to the lead b and the lead c through the sixth contact.
  • the invention has the following effects:
  • the single-phase asynchronous motor is provided with a first working circuit and a second working circuit, and the two sets of windings respectively realize the starting and running of the motor, thereby greatly improving the efficiency during operation and reducing the cost;
  • a first switch is arranged between the first working circuit and the input power source to control the power on or off, and the second switch and the input power source are controlled to set the second switch to control the power on or off, the first switch and the second switch Choose one to conduct, work more stable and safe;
  • the number of turns of the first main winding is greater than the number of turns of the second main winding
  • the number of turns of the first auxiliary winding is greater than the number of turns of the second auxiliary winding
  • the second working circuit is used to realize motor starting, when the motor starts and runs stably The motor is operated through the first working circuit to greatly improve the efficiency during operation
  • the first main winding includes a first winding and a second main winding in series, the first sub winding comprising a second sub winding and a second winding in series, the first capacitor passing through
  • the first switch is connected to the first working circuit
  • the second capacitor is connected to the second working circuit through the second switch
  • the second working circuit utilizes a first main winding and a first pair in the first working circuit
  • the winding separates the portions of the first main winding and the first auxiliary winding into the second main winding and the second auxiliary winding of the second working circuit, which simplifies the design and saves space and materials.
  • the first switch comprises a triple contact, the triple contact comprises a first contact, a second contact and a third contact, one end of the first capacitor is connected to one end of the input power source, and is connected to the lead e through the first contact The other end of the first capacitor is connected to the lead f through the second contact, and the other end of the input power is connected to the lead b and the lead c through the third contact.
  • the second switch includes a triple contact, the triple contact includes a fourth contact, a fifth contact, and a sixth contact, and one end of the second capacitor is connected to one end of the input power source, and passes through the fourth contact and the lead g
  • the lead a is connected, and the other end of the second capacitor is connected to the lead d and the lead h through the fifth contact, and the other end of the input power is connected to the lead b and the lead c through the sixth contact.
  • the switch with triple contact facilitates the winding of the coil winding and improves production efficiency.
  • FIG. 1 is a circuit diagram of a single-phase asynchronous motor according to an embodiment of the present invention
  • FIG. 2 is a circuit schematic diagram of a preferred item of a single-phase asynchronous motor according to an embodiment of the present invention
  • FIG. 3 is a wiring diagram of a preferred item of a single-phase asynchronous motor according to an embodiment of the present invention.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • the present embodiment provides a single-phase asynchronous motor including a first working circuit 1 including a first main winding L1, a first sub-winding L2, and a first capacitor C1.
  • a pair of windings L2 and a first capacitor C1 are connected in series and then connected in parallel at both ends of the first main winding L1, characterized in that it further comprises a second working circuit 2, the second working circuit comprising a second main winding L12 and a second sub winding L21 and the second capacitor C2, the second auxiliary winding L21 and the second capacitor C2 are connected in series and then connected in parallel at the two ends of the second main winding L12, and a switch is arranged between the first working circuit 1 and the input power source Vi to control the power-on or power-off.
  • the second working circuit 2 and the input power source Vi are controlled to be energized or de-energized by setting a switch, and the first working circuit 1 and the second working circuit 2 are selectively turned on by the control switch.
  • the two sets of windings respectively realize the starting and running of the motor, thereby greatly improving the efficiency during operation and reducing the cost.
  • the switch described above includes a first switch K1 and a second switch K2.
  • the first switch K1 is disposed between the first working circuit 1 and the input power source Vi to control the power on or off, and between the second working circuit 2 and the input power source Vi.
  • the second switch K2 By setting the second switch K2 to control the power on or off, the first switch K1 and the second switch K2 are selectively turned on.
  • the number of turns of the first main winding L1 is larger than the number of turns of the second main winding L12, and the number of turns of the first sub-winding L2 is larger than the number of turns of the second sub-winding L21.
  • the second working circuit 2 is used to realize the starting of the motor. When the starting operation of the motor is stable, the motor is operated through the first working circuit 1 to greatly improve the efficiency during operation.
  • the first main winding L1 includes a first winding L11 and a second main winding L12 connected in series
  • the first sub winding L2 includes a second sub in series.
  • the winding L21 and the second winding L22, the first capacitor C1 is connected to the first working circuit 1 through the first switch K1, and the second capacitor C2 is connected to the second working circuit 2 through the second switch K2.
  • the portions of the first main winding L1 and the first sub-winding L2 are separated to form the second main winding L12 and the second sub-winding L21 of the second working circuit 2, which simplifies the design and saves space and material.
  • the lead wires at the two ends of the first winding L11 are the lead e and the lead g
  • the lead wires at the two ends of the second main winding L12 are the lead a and the lead b
  • the lead wires at the two ends of the second auxiliary winding L21 are the lead c and the lead d
  • the lead wires at both ends of the second winding L22 are the lead h and the lead f
  • the lead g and the lead a are connected together
  • the lead b and the lead c are connected together
  • the lead d and the lead h are connected together.
  • the first switch K1 includes a triple contact, and the triple contact includes a first contact K11, a second contact K12, and a third contact K13.
  • One end of the first capacitor C1 is connected to one end of the input power source Vi, and passes through the One contact K11 is connected to the lead e, and the other end of the first capacitor C1 is connected to the lead f through the second contact K12, and the other end of the input power source Vi is connected to the lead b and the lead c through the third contact K13.
  • the second switch K2 includes a triple contact, and the triple contact includes a fourth contact K21, a fifth contact K22, and a sixth contact K23.
  • One end of the second capacitor C2 is connected to one end of the input power source Vi, and passes through the
  • the four contacts K21 are connected to the lead g and the lead a, and the other end of the second capacitor C2 is connected to the lead d and the lead h through the fifth contact K22, and the other end of the input power source Vi passes through the sixth contact K23 and the lead b and the lead c. connection.
  • the input power source Vi is 230V60Hz AC input
  • the second working circuit 2 When starting, the second working circuit 2 is turned on, and the input power source Vi is connected to both ends of the second main winding L12;
  • the motor After the motor is started up to 800 rpm ⁇ 50 rpm and kept running for 0.5 seconds, it is switched to the first working circuit 1 to be turned on, and the input power source Vi is connected to both ends of the first main winding L1, and the switching time of the control switch is ⁇ 0.01 second, the first working circuit 1 and the second working circuit 2 support short time overlap;
  • the second working circuit 2 is switched on until the motor accelerates to 800 rpm ⁇ 50 rpm or more, and after the operation is continued for 0.5 seconds, the first working circuit 1 is switched again;
  • the second working circuit 2 is turned on in the power-off state.
  • the maximum current of the motor is 8A ⁇ 9A (when the second working circuit 2 is turned on), and the current during normal operation is 0.4A ⁇ 0.5A (when the first working circuit 1 is turned on).
  • the single-phase asynchronous motor of the invention has a first working circuit and a second working circuit, and the second working circuit is the same as the motor starting.
  • the motor starts and runs stably, the motor is operated through the first working circuit, and the operation is greatly improved. Efficiency and cost reduction.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Ac Motors In General (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

本发明公开了一种单相异步电机，包括第一工作回路，第一工作回路包括第一主绕组、第一副绕组和第一电容，第一副绕组和第一电容串联后并联在第一主绕组的两端，其特征在于：它还包括第二工作回路，第二工作回路包括第二主绕组、第二副绕组和第二电容，第二副绕组和第二电容串联后并联在第二主绕组的两端，第一工作回路与输入电源之间设置开关来控制通电或者断电，第二工作回路与输入电源之间通过设置开关来控制通电或者断电，通过控制开关使第一工作回路和第二工作回路择一导通工作。通过设置第一工作回路与第二工作回路，两套绕组分别实现电机启动及运转，大幅度提升运转时的效率，降低成本。

Description

一种单相异步电机 技术领域：
本发明涉及一种单相异步电机。
背景技术：
现有的电容器启动的单相异步电机(简称PSC电机)，包括主绕组、副绕组和第一电容，主绕组、副绕组和第一电容环状串联形成回路，主绕组两端分别与输入电源连接，所述主绕组、副绕组和第一电容同时完成启动及运转功能，电路设计要同时兼顾启动及运转，导致电机效率无法提升。
发明内容：
本发明的目的是提供一种单相异步电机，能解决现有技术中电机效率低下的问题。
本发明的目的是通过下述技术方案予以实现的。
本发明的目的是提供一种单相异步电机，包括第一工作回路，第一工作回路包括第一主绕组、第一副绕组和第一电容，第一副绕组和第一电容串联后并联在第一主绕组的两端，其特征在于：它还包括第二工作回路，第二工作回路包括第二主绕组、第二副绕组和第二电容，第二副绕组和第二电容串联后并联在第二主绕组的两端，第一工作回路与输入电源之间设置开关来控制通电或者断电，第二工作回路与输入电源之间通过设置开关来控制通电或者断电，通过控制开关使第一工作回路和第二工作回路择一导通工作。
上述所述的开关包括第一开关和第二开关，第一工作回路与输入电源之间设置第一开关来控制通电或者断电，第二工作回路与输入电源之间通过设置第二开关来控制通电或者断电，第一开关与第二开关之间择一导通。
上述第一主绕组的匝数大于第二主绕组的匝数，第一副绕组的匝数大于第二副绕组的匝数。
上述所述第一主绕组包括串联的第一绕组和所述第二主绕组，第一副绕组包括串联的第二副绕组和所述第二绕组，所述第一电容通过所述第一开关接入 所述第一工作回路，所述第二电容通过所述第二开关接入所述第二工作回路。
上述所述第一绕组两端引出线为引线和引线，第二主绕组两端引出线为引线a和引线b,第二副绕组两端引出线为引线c和引线d,第二绕组两端引出线为引线h和引线f,引线g和引线a连接在一起，引线b和引线c连接在一起,引线d和引线h连接在一起。
上述所述第一开关包括三联触点，三联触点包括第一触点、第二触点和第三触点，第一电容的一端与输入电源一端连接，并通过第一触点与引线e连接，第一电容的另一端通过第二触点与引线f连接，输入电源另一端通过第三触点与引线b、引线c连接。
上述所述第二开关包括三联触点，三联触点包括第四触点、第五触点和第六触点，第二电容的一端与输入电源一端连接，并通过第四触点与引线g、引线a连接，第二电容的另一端通过第五触点与引线d、引线h连接，输入电源另一端通过第六触点与引线b、引线c连接。
本发明与现有技术相比，具有如下效果：
1)单相异步电机设有第一工作回路和第二工作回路，两套绕组分别实现电机启动及运转，大幅度提升运转时的效率，降低成本；
2)第一工作回路与输入电源之间设置第一开关来控制通电或者断电，第二工作回路与输入电源之间通过设置第二开关来控制通电或者断电，第一开关与第二开关之间择一导通，工作更稳定安全；
3)第一主绕组的匝数大于第二主绕组的匝数，第一副绕组的匝数大于第二副绕组的匝数，第二工作回路用于实现电机启动，当电机启动运行稳定后，通过第一工作回路实现电机运转，大幅度提升运转时的效率；
4)所述所述第一主绕组包括串联的第一绕组和所述第二主绕组，第一副绕组包括串联的第二副绕组和所述第二绕组，所述第一电容通过所述第一开关接入所述第一工作回路，所述第二电容通过所述第二开关接入所述第二工作回路，第二工作回路利用第一工作回路中第一主绕组、第一副绕组，将第一主绕组、 第一副绕组的部分分离形成第二工作回路的第二主绕组、第二副绕组，简化了设计，节省了空间和材料。
4)第一开关包括三联触点，三联触点包括第一触点、第二触点和第三触点，第一电容的一端与输入电源一端连接，并通过第一触点与引线e连接，第一电容的另一端通过第二触点与引线f连接，输入电源另一端通过第三触点与引线b、引线c连接。上述所述第二开关包括三联触点，三联触点包括第四触点、第五触点和第六触点，第二电容的一端与输入电源一端连接，并通过第四触点与引线g、引线a连接，第二电容的另一端通过第五触点与引线d、引线h连接，输入电源另一端通过第六触点与引线b、引线c连接。采用三联触点的开关便于线圈绕组接线，可以提升生产效率。
附图说明：
图1是本发明实施例提供的单相异步电机的电路图；
图2是本发明实施例提供的单相异步电机的优选项的电路原理图；
图3是本发明实施例提供的单相异步电机的优选项的接线图。
具体实施方式：
下面通过具体实施例并结合附图对本发明作进一步详细的描述。
实施例一：
如图1所示，本实施例提供的是一种单相异步电机，包括第一工作回路1，第一工作回路1包括第一主绕组L1、第一副绕组L2和第一电容C1，第一副绕组L2和第一电容C1串联后并联在第一主绕组L1的两端，其特征在于：它还包括第二工作回路2，第二工作回路包括第二主绕组L12、第二副绕组L21和第二电容C2，第二副绕组L21和第二电容C2串联后并联在第二主绕组L12的两端，第一工作回路1与输入电源Vi之间设置开关来控制通电或者断电，第二工作回路2与输入电源Vi之间通过设置开关来控制通电或者断电，通过控制开关使第一工作回路1和第二工作回路2择一导通工作。本实施例所述单相异步电机，两套绕组分别实现电机的启动及运转，大幅度提升运转时的效率，降低成本。
上述所述的开关包括第一开关K1和第二开关K2，第一工作回路1与输入电源Vi之间设置第一开关K1来控制通电或者断电，第二工作回路2与输入电源Vi之间通过设置第二开关K2来控制通电或者断电，第一开关K1与第二开关K2之间择一导通。
上述第一主绕组L1的匝数大于第二主绕组L12的匝数，第一副绕组L2的匝数大于第二副绕组L21的匝数。第二工作回路2用于实现电机启动，当电机启动运行稳定后，通过第一工作回路1实现电机运转，大幅度提升运转时的效率。
如图2、图3所示，作为一种优选项，上述所述第一主绕组L1包括串联的第一绕组L11和所述第二主绕组L12，第一副绕组L2包括串联的第二副绕组L21和所述第二绕组L22，所述第一电容C1通过第一开关K1接入第一工作回路1，所述第二电容C2通过第二开关K2接入第二工作回路2。将第一主绕组L1、第一副绕组L2的部分分离形成第二工作回路2的第二主绕组L12、第二副绕组L21，简化了设计，节省了空间和材料。
上述所述第一绕组L11两端引出线为引线e和引线g，第二主绕组L12两端引出线为引线a和引线b,第二副绕组L21两端引出线为引线c和引线d,第二绕组L22两端引出线为引线h和引线f,引线g和引线a连接在一起，引线b和引线c连接在一起,引线d和引线h连接在一起。
上述所述第一开关K1包括三联触点，三联触点包括第一触点K11、第二触点K12和第三触点K13，第一电容C1的一端与输入电源Vi一端连接，并通过第一触点K11与引线e连接，第一电容C1的另一端通过第二触点K12与引线f连接，输入电源Vi另一端通过第三触点K13与引线b、引线c连接。
上述所述第二开关K2包括三联触点，三联触点包括第四触点K21、第五触点K22和第六触点K23，第二电容C2的一端与输入电源Vi一端连接，并通过第四触点K21与引线g、引线a连接，第二电容C2的另一端通过第五触点K22与引线d、引线h连接，输入电源Vi另一端通过第六触点K23与引线b、引线c 连接。
本实施例所述单相异步电机是通过以下方式实行启动及运转的：
输入电源Vi为230V60Hz交流电输入；
启动时，第二工作回路2导通，输入电源Vi接入第二主绕组L12两端；
在电机启动至800rpm±50rpm以上、保持运行0.5秒后切换至第一工作回路1导通，输入电源Vi接入第一主绕组L1两端，控制开关的切换时间≤0.01秒，第一工作回路1和第二工作回路2支持短时间重叠；
在电机运行过程中，当转速掉落到少于500rpm时切换至第二工作回路2导通，直至电机加速至800rpm±50rpm以上、保持运行0.5秒后再次切换至第一工作回路1导通；
断电状态下第二工作回路2导通。
电机最大电流达8A～9A(第二工作回路2导通时)、正常运行时电流为0.4A～0.5A(第一工作回路1导通时)。
本发明单相异步电机设有第一工作回路和第二工作回路，第二工作回路同于实现电机启动，当电机启动运行稳定后，通过第一工作回路实现电机运转，大幅度提升运转时的效率，降低成本。
以上实施例为本发明的较佳实施方式，但本发明的实施方式不限于此，其他任何未背离本发明的精神实质与原理下所作的改变、修饰、替代、组合、简化，均为等效的置换方式，都包含在本发明的保护范围之内。

Claims (7)

  1. 一种单相异步电机，包括第一工作回路(1)，第一工作回路(1)包括第一主绕组L1、第一副绕组L2和第一电容C1，第一副绕组L2和第一电容C1串联后并联在第一主绕组L1的两端，其特征在于：它还包括第二工作回路(2)，第二工作回路(2)包括第二主绕组L12、第二副绕组L21和第二电容C2，第二副绕组L21和第二电容C2串联后并联在第二主绕组L12的两端，第一工作回路(1)与输入电源Vi之间设置开关来控制通电或者断电，第二工作回路(2)与输入电源Vi之间通过设置开关来控制通电或者断电，通过控制开关使第一工作回路(1)和第二工作回路(2)择一导通工作。
  2. 根据权利要求1所述的单相异步电机，其特征在于：所述的开关包括第一开关K1和第二开关K2，第一工作回路(1)与输入电源Vi之间设置第一开关K1来控制通电或者断电，第二工作回路(2)与输入电源Vi之间通过设置第二开关K2来控制通电或者断电，第一开关K1与第二开关K2之间择一导通。
  3. 根据权利要求2所述的一种单相异步电机，其特征在于：第一主绕组L1的匝数大于第二主绕组L12的匝数，第一副绕组L2的匝数大于第二副绕组L21的匝数。
  4. 根据权利要求2或3所述的一种单相异步电机，其特征在于：所述第一主绕组L1包括串联的第一绕组L11和所述第二主绕组L12，第一副绕组L2包括串联的第二副绕组L21和所述第二绕组L22，所述第一电容C1通过所述第一开关K1接入所述第一工作回路(1)，所述第二电容C2通过所述第二开关K2接入所述第二工作回路(2)。
  5. 根据权利要求4所述的一种单相异步电机，其特征在于：所述第一绕组L11两端引出线为引线e和引线g，第二主绕组L12两端引出线为引线a和引线b,第二副绕组L21两端引出线为引线c和引线d,第二绕组L22两端引出线为引线h和引线f,引线g和引线a连接在一起，引线b和引线c连接在一起,引线d和引线h连接在一起。
  6. 根据权利要求5所述的一种单相异步电机，其特征在于：所述第一开关K1包括三联触点，三联触点包括第一触点K11、第二触点K12和第三触点K13，第一电容C1的一端与输入电源Vi一端连接，并通过第一触点K11与引线e连接，第一电容C1的另一端通过第二触点K12与引线f连接，输入电源Vi另一端通过第三触点K13与引线b、引线c连接。
  7. 根据权利要求6所述的一种单相异步电机，其特征在于：所述第二开关K2包括三联触点，三联触点包括第四触点K21、第五触点K22和第六触点K23，第二电容C2的一端与输入电源Vi一端连接，并通过第四触点K21与引线g、引线a连接，第二电容C2的另一端通过第五触点K22与引线d、引线h连接，输入电源Vi另一端通过第六触点K23与引线b、引线c连接。
PCT/CN2018/103756 2018-04-12 2018-09-03 一种单相异步电机 WO2019196321A1 (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201820518834.5 2018-04-12
CN201820518834.5U CN208272739U (zh) 2018-04-12 2018-04-12 一种单相异步电机
CN201810327366.8 2018-04-12
CN201810327366.8A CN108233578A (zh) 2018-04-12 2018-04-12 一种单相异步电机

Publications (1)

Publication Number Publication Date
WO2019196321A1 true WO2019196321A1 (zh) 2019-10-17

Family

ID=68163090

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/103756 WO2019196321A1 (zh) 2018-04-12 2018-09-03 一种单相异步电机

Country Status (1)

Country Link
WO (1) WO2019196321A1 (zh)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2884671Y (zh) * 2006-03-31 2007-03-28 宁波狮球微特电机有限公司 一种单相变极双速异步电动机
US20090174359A1 (en) * 2005-11-23 2009-07-09 Stmcroelectronics S.A. Control of a triac for the starting of a motor
CN201307820Y (zh) * 2008-10-11 2009-09-09 孙仁达 单相双电压异步电机电路
CN202651945U (zh) * 2011-04-19 2013-01-02 中山大洋电机制造有限公司 一种新型电机接线结构
CN203911619U (zh) * 2014-06-17 2014-10-29 珠海凯邦电机制造有限公司 单相电容运转电动机的接线结构
CN107888123A (zh) * 2017-12-26 2018-04-06 杭州恒业电机制造有限公司 一种单相电机控制电路
CN107888032A (zh) * 2017-12-11 2018-04-06 利欧集团浙江泵业有限公司 一种单相双速双电压异步电动机
CN108233578A (zh) * 2018-04-12 2018-06-29 中山大洋电机股份有限公司 一种单相异步电机

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090174359A1 (en) * 2005-11-23 2009-07-09 Stmcroelectronics S.A. Control of a triac for the starting of a motor
CN2884671Y (zh) * 2006-03-31 2007-03-28 宁波狮球微特电机有限公司 一种单相变极双速异步电动机
CN201307820Y (zh) * 2008-10-11 2009-09-09 孙仁达 单相双电压异步电机电路
CN202651945U (zh) * 2011-04-19 2013-01-02 中山大洋电机制造有限公司 一种新型电机接线结构
CN203911619U (zh) * 2014-06-17 2014-10-29 珠海凯邦电机制造有限公司 单相电容运转电动机的接线结构
CN107888032A (zh) * 2017-12-11 2018-04-06 利欧集团浙江泵业有限公司 一种单相双速双电压异步电动机
CN107888123A (zh) * 2017-12-26 2018-04-06 杭州恒业电机制造有限公司 一种单相电机控制电路
CN108233578A (zh) * 2018-04-12 2018-06-29 中山大洋电机股份有限公司 一种单相异步电机

Similar Documents

Publication Publication Date Title
CA2690691C (en) Starting circuit for single-phase ac motor and method for starting single-phase ac motor
KR101218679B1 (ko) 냉장고의 전자 제어 장치
KR101198235B1 (ko) 모터의 기동 제어 장치 및 방법
WO2019196321A1 (zh) 一种单相异步电机
US10819254B2 (en) Drive circuit for electric motors
JP4723510B2 (ja) 単相誘導モータの始動システム
WO2019184835A1 (zh) 三相异步电机起动装置及其起动方法
CN108233578A (zh) 一种单相异步电机
CN205792315U (zh) 一种三相电动机的星三角启动电路
CN208272739U (zh) 一种单相异步电机
JP2005328693A (ja) 単相誘導電動機
WO2016004782A1 (zh) 商用制冷压缩机电机互感式无触点电流起动器
KR100593542B1 (ko) 캐패시터 운전형 하이브리드 인덕션 모터의 구동장치
JP6994698B2 (ja) 単相誘導電動機
JPH05344778A (ja) Ｄｃモータ
TWI619886B (zh) compressor
CN112838803A (zh) 风扇及罩极式电机调速系统及罩极式电机调速方法
JP2021023047A (ja) 始動装置及び始動方法
CN204289045U (zh) 一种用于变压器的多功能绕组结构
CN101179895B (zh) 交流磁控功率调节电感镇流器
JP2014532389A (ja) 少なくとも二つのコイルを有する電気モータを含む家庭用電気器具、家庭用電気器具を制御するための方法及びシステム、家庭用電気器具に給電するための電気モータの利用方法
US2464253A (en) Condenser induction motor circuit
CN104617820B (zh) 一种电动机起动饱和电抗器
KR100451727B1 (ko) 용량가변형 압축기용 모터
CN206595922U (zh) 一种直接起动电机

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18914790

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18914790

Country of ref document: EP

Kind code of ref document: A1