CN106208839B - A kind of permanent magnet synchronous motor voltage-type location measurement method used for wind power generation and device - Google Patents
A kind of permanent magnet synchronous motor voltage-type location measurement method used for wind power generation and device Download PDFInfo
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- CN106208839B CN106208839B CN201610586903.1A CN201610586903A CN106208839B CN 106208839 B CN106208839 B CN 106208839B CN 201610586903 A CN201610586903 A CN 201610586903A CN 106208839 B CN106208839 B CN 106208839B
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- 238000010248 power generation Methods 0.000 title claims abstract description 14
- 238000000691 measurement method Methods 0.000 title abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000004804 winding Methods 0.000 claims abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 2
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Classifications
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- 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
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/14—Electronic commutators
- H02P6/16—Circuit arrangements for detecting position
- H02P6/18—Circuit arrangements for detecting position without separate position detecting elements
- H02P6/188—Circuit arrangements for detecting position without separate position detecting elements using the voltage difference between the windings
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- 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
- H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
- H02P21/13—Observer control, e.g. using Luenberger observers or Kalman filters
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- 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
- H02P2203/00—Indexing scheme relating to controlling arrangements characterised by the means for detecting the position of the rotor
- H02P2203/09—Motor speed determination based on the current and/or voltage without using a tachogenerator or a physical encoder
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Wind Motors (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
一种风力发电用永磁同步电机电压型位置测量方法和装置，包括电压传感器、信号放大器、滤波器、位置测量器。电压传感器采集永磁同步电机两相间绕组电压，采集到的信号经过信号放大器和滤波器处理，送入位置测量器中，从而对永磁同步电机位置进行测量，位置测量器为CPU运行本专利所提出的风力发电用永磁同步电机电压型位置测量方法构成。本发明的有益效果是：提出了一种风力发电用永磁同步电机电压型位置测量方法和装置，由于该方法易于实现，因此提高了电机位置测量的效率。
A voltage-type position measurement method and device of a permanent magnet synchronous motor for wind power generation, comprising a voltage sensor, a signal amplifier, a filter, and a position measurer. The voltage sensor collects the winding voltage between the two phases of the permanent magnet synchronous motor. The collected signal is processed by the signal amplifier and filter, and sent to the position measuring device, so as to measure the position of the permanent magnet synchronous motor. The position measuring device is the CPU running the patent institute. The proposed method is composed of a voltage-based position measurement method for permanent magnet synchronous motors for wind power generation. The beneficial effects of the present invention are as follows: a method and device for measuring the voltage-type position of a permanent magnet synchronous motor for wind power generation are provided. Since the method is easy to implement, the efficiency of measuring the position of the motor is improved.
Description
技术领域technical field
本发明涉及一种风力发电用永磁同步电机电压型位置测量方法和装置。The invention relates to a voltage-type position measurement method and device of a permanent magnet synchronous motor for wind power generation.
背景技术Background technique
随着人们环境保护意识的不断增强，风力发电技术近年来得到迅猛发展。由于永磁同步发电机具有重量轻、易于控制的优点，被广泛的应有于风力发电中。在对风力发电机控制中，需要对电机位置进行测量，目前对电机位置测量的成果有：目前的成果有：公告号为CN104333285A的专利《永磁同步电机准无传感器位置伺服控制装置及方法》提出了一种永磁同步电机位置检测方法，然而，该方法算法复杂，不易于实现。With the continuous enhancement of people's awareness of environmental protection, wind power generation technology has developed rapidly in recent years. Due to the advantages of light weight and easy control, permanent magnet synchronous generators are widely used in wind power generation. In the control of wind turbines, it is necessary to measure the position of the motor. At present, the results of the measurement of the position of the motor are as follows: The current achievements are: Patent No. CN104333285A "Permanent Magnet Synchronous Motor Quasi-sensorless Position Servo Control Device and Method" A position detection method of permanent magnet synchronous motor is proposed. However, the algorithm of this method is complex and difficult to implement.
发明内容SUMMARY OF THE INVENTION
为了克服现有技术不足，本发明提供一种风力发电用永磁同步电机电压型位置测量方法和装置，由于该方法易于实现，因此提高了电机位置测量的效率。In order to overcome the deficiencies of the prior art, the present invention provides a voltage-based position measurement method and device for a permanent magnet synchronous motor for wind power generation, which improves the efficiency of motor position measurement because the method is easy to implement.
本发明解决其技术问题所采用的技术方案包括以下步骤：The technical scheme adopted by the present invention to solve its technical problem comprises the following steps:
第一步，采集永磁同步电机两相间绕组电压；The first step is to collect the winding voltage between the two phases of the permanent magnet synchronous motor ;
第二步，构建观测器The second step is to build the observer
其中，和分别为观测器状态变量1和状态变量2；为永磁同步电机两相间绕组电压；为观测器所观测的参数； 为控制参数1（取值范围为0~100000）；为控制参数2（取值范围为0~100000）；为控制参数3（取值范围为0~100000）；为控制参数4（取值范围为0~100000）；in, and are the observer state variable 1 and state variable 2, respectively; is the winding voltage between the two phases of the permanent magnet synchronous motor; The parameter observed by the observer; is control parameter 1 (value range is 0~100000); is control parameter 2 (value range is 0~100000); is control parameter 3 (value range is 0~100000); is control parameter 4 (value range is 0~100000);
第三步，计算永磁同步电机转速，其中，为永磁同步电机转速；为观测器所观测的参数；The third step is to calculate the speed of the permanent magnet synchronous motor ,in, is the speed of the permanent magnet synchronous motor; The parameter observed by the observer;
第四步：计算永磁同步电机位置。Step 4: Calculate the PMSM position.
其中，为永磁同步电机位置。in, is the position of the permanent magnet synchronous motor.
本发明还提供如下的位置测量装置：包括电压传感器、信号放大器、滤波器、位置测量器。电压传感器采集永磁同步电机两相间绕组电压，采集到的信号经过信号放大器和滤波器处理，送入位置测量器中，从而对永磁同步电机位置进行测量，位置测量器为CPU运行本专利所提出的风力发电用永磁同步电机电压型位置测量方法构成。The present invention also provides the following position measuring device: comprising a voltage sensor, a signal amplifier, a filter, and a position measuring device. The voltage sensor collects the winding voltage between the two phases of the permanent magnet synchronous motor. The collected signal is processed by the signal amplifier and filter, and sent to the position measuring device, so as to measure the position of the permanent magnet synchronous motor. The position measuring device is the CPU running the patent institute. The proposed method for measuring the voltage-based position of permanent magnet synchronous motors for wind power generation.
本发明的有益效果是：提出了一种风力发电用永磁同步电机电压型位置测量方法和装置，由于该方法易于实现，因此提高了电机位置测量的效率。The beneficial effects of the present invention are as follows: a method and a device for measuring the voltage-type position of a permanent magnet synchronous motor for wind power generation are provided. Since the method is easy to implement, the efficiency of measuring the position of the motor is improved.
附图说明Description of drawings
图1为风力发电用永磁同步电机电压型位置测量方法流程图。Fig. 1 is the flow chart of the voltage type position measurement method of the permanent magnet synchronous motor for wind power generation.
图2为风力发电用永磁同步电机电压型位置测量装置。Fig. 2 is a permanent magnet synchronous motor voltage type position measuring device for wind power generation.
图中，1—电压传感器，2—信号放大器，3—滤波器，4—位置测量器。In the figure, 1-voltage sensor, 2-signal amplifier, 3-filter, 4-position measuring device.
具体实施方式Detailed ways
下面结合附图和实施例对本发明进一步说明。The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
如图1所示，本发明包括以下步骤：As shown in Figure 1, the present invention comprises the following steps:
第一步，采集永磁同步电机两相间绕组电压，转至第二步；The first step is to collect the winding voltage between the two phases of the permanent magnet synchronous motor , go to the second step;
第二步，构建观测器The second step is to build the observer
其中，和分别为观测器状态变量1和状态变量2；为永磁同步电机两相间绕组电压；为观测器所观测的参数； 为控制参数1（取值范围为0~100000）；为控制参数2（取值范围为0~100000）；为控制参数3（取值范围为0~100000）；为控制参数4（取值范围为0~100000），转至第三步；in, and are the observer state variable 1 and state variable 2, respectively; is the winding voltage between the two phases of the permanent magnet synchronous motor; The parameter observed by the observer; is control parameter 1 (value range is 0~100000); is control parameter 2 (value range is 0~100000); is control parameter 3 (value range is 0~100000); In order to control parameter 4 (the value range is 0~100000), go to the third step;
第三步，计算永磁同步电机转速，其中，为永磁同步电机转速；为观测器所观测的参数，转至第四步；The third step is to calculate the speed of the permanent magnet synchronous motor ,in, is the speed of the permanent magnet synchronous motor; For the parameters observed by the observer, go to step 4;
第四步：计算永磁同步电机位置。Step 4: Calculate the PMSM position.
如图2所示，本发明还提供如下的位置测量装置：包括电压传感器1、信号放大器2、滤波器3和位置测量器4。电压传感器1采集永磁同步电机两相间绕组电压，采集到的信号经过信号放大器2和滤波器3处理，送入位置测量器4，从而对永磁同步电机位置进行测量，位置测量器为CPU运行本专利所提出的风力发电用永磁同步电机电压型位置测量方法构成。As shown in FIG. 2 , the present invention also provides the following position measuring device: comprising a voltage sensor 1 , a signal amplifier 2 , a filter 3 and a position measuring device 4 . The voltage sensor 1 collects the winding voltage between the two phases of the permanent magnet synchronous motor. The collected signal is processed by the signal amplifier 2 and the filter 3 and sent to the position measuring device 4 to measure the position of the permanent magnet synchronous motor. The position measuring device runs for the CPU This patent proposes a voltage-based position measurement method for a permanent magnet synchronous motor for wind power generation.
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| CN201610586903.1A CN106208839B (en) | 2016-07-25 | 2016-07-25 | A kind of permanent magnet synchronous motor voltage-type location measurement method used for wind power generation and device |
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| CN201610586903.1A CN106208839B (en) | 2016-07-25 | 2016-07-25 | A kind of permanent magnet synchronous motor voltage-type location measurement method used for wind power generation and device |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956953A (en) * | 2014-05-13 | 2014-07-30 | 北京理工大学 | State Estimation Method of Brushless DC Motor Based on Sliding Mode Observer |
| CN104333285A (en) * | 2013-11-21 | 2015-02-04 | 浙江理工大学 | Quasi-sensorless position servo controlling device for permanent magnet synchronous motor and method thereof |
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| JPS60257791A (en) * | 1984-06-04 | 1985-12-19 | Hitachi Ltd | Drive device of brushless dc motor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104333285A (en) * | 2013-11-21 | 2015-02-04 | 浙江理工大学 | Quasi-sensorless position servo controlling device for permanent magnet synchronous motor and method thereof |
| CN103956953A (en) * | 2014-05-13 | 2014-07-30 | 北京理工大学 | State Estimation Method of Brushless DC Motor Based on Sliding Mode Observer |
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