CN112814838A - Wind power design system based on wind resources - Google Patents
Wind power design system based on wind resources Download PDFInfo
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- CN112814838A CN112814838A CN202011544413.8A CN202011544413A CN112814838A CN 112814838 A CN112814838 A CN 112814838A CN 202011544413 A CN202011544413 A CN 202011544413A CN 112814838 A CN112814838 A CN 112814838A
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- 238000013461 design Methods 0.000 title claims abstract description 20
- 238000004088 simulation Methods 0.000 claims abstract description 22
- 238000012544 monitoring process Methods 0.000 claims abstract description 18
- 238000004891 communication Methods 0.000 claims description 12
- 230000005284 excitation Effects 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 6
- 238000010248 power generation Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 3
- 230000000875 corresponding effect Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000010354 integration Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 9
- 238000011161 development Methods 0.000 description 5
- 230000009977 dual effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000009467 reduction Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/0276—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor controlling rotor speed, e.g. variable speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/04—Automatic control; Regulation
- F03D7/042—Automatic control; Regulation by means of an electrical or electronic controller
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
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- General Physics & Mathematics (AREA)
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- Control Of Eletrric Generators (AREA)
Abstract
The invention relates to a wind power design system based on wind resources, which comprises a wind turbine simulation system and a wind driven generator, and is characterized in that: the wind turbine simulation system comprises a direct current motor, a rotating speed measuring device, a direct current speed regulator, a controller, a monitoring host and a human-computer interface, the invention is special software for collecting field production data and controlling the process, and has the greatest characteristic that system integration can be carried out in a flexible and various configuration mode instead of a programming mode.
Description
Technical Field
The invention belongs to the field of wind power design, and particularly relates to a wind power design system based on wind resources.
Background
In recent years, the rapid development of the wind power generation technology in all aspects promotes the continuous improvement of the wind power generation efficiency, the great enhancement of the reliability and the continuous reduction of the cost. The rapid expansion of the wind power industry scale also enables various novel wind driven generators, power converters, Maximum Power Point Tracking (MPPT) algorithms, advanced control technologies and the like to be widely applied. However, compared with the developed countries of wind power technologies such as Denmark, Germany and Spain, the wind power technology level in China is still low, the difference is still large especially in the aspects of power converters, electric control systems and the like, most of the wind power technologies depend on imports, and the wind power technologies become unfavorable factors for the healthy development of the wind power industry in China, so the development space of the wind power technology in China is still large, and the development speed needs to be accelerated.
And most laboratories of universities and scientific research institutions which are one of main creation bodies of new wind power theories and new technologies do not have wind field environments and wind generating sets, and if physical simulation wind fields and industrial-grade wind generating sets are adopted, high cost is needed, which is not beneficial to verification and test of new theories and new technologies by scientific research personnel.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provides a wind power design system based on wind resources.
In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:
the utility model provides a wind-powered electricity generation design system based on wind resource, includes wind turbine analog system, aerogenerator, its characterized in that: the wind turbine simulation system comprises a direct current motor, a rotating speed measuring device, a direct current speed regulator, a controller, a monitoring host and a human-computer interface.
Preferably, the direct current motor is used as a power part of the simulation of the wind turbine and is coaxially connected with the rotating speed measuring device and the wind driven generator, the direct current motor is a national standard Z4 series separately excited direct current motor, the model is Z4-112/2-2, the rated power is 4kW, the rated armature voltage is DC440V, the rated armature current is 11.2A, the excitation power is 350W, the armature loop resistance is 4.24Q, and the armature loop inductance is 48.5 mlH.
Preferably, the rotating speed measuring device is used as a rotating speed signal detecting device of the testing unit, the rotating speed signal is transmitted to the direct current speed regulator, and an ohm dragon 1024-line incremental photoelectric encoder is adopted.
Preferably, the dc speed regulator is used as a driving device of a dc motor, the power has a certain margin with respect to the dc motor, the control function should have a rotation speed and current (torque) dual closed-loop control, according to a determined wind turbine simulation scheme, the speed regulator should also bypass the rotation speed loop and use the torque closed-loop control alone, and in addition, should have a perfect protection function and communication function, the dc speed regulator adopts a 6RA70 digital dc speed regulator, and the basic parameters are as follows: the maximum output power is: 6.3kW, armature current rating: 15A, rated armature voltage: 420V, rated excitation current: 3A, rated excitation voltage: 325V.
Preferably, the controller is used as a control center of the whole simulation system, and on one hand, the controller can receive a control command of the monitoring host, and the control command is processed by an internal program of the controller and then is downloaded to the direct current speed regulator; on the other hand, the controller collects the operation parameters of the direct current motor in the direct current speed regulator and transmits the operation parameters to the monitoring host computer, in addition, the controller also needs to collect various state signals of the system operation in real time and executes corresponding actions according to the state change of the system, the controller needs to be configured with a dual-communication port and can support the USS protocol, a certain number of switching value input and output interfaces and analog value input and output interfaces are needed, and the controller is a CPU224XP host computer of Siemens S7-200 series.
Preferably, the monitoring host serves as an operating platform of monitoring software of the wind turbine simulation system and is also a monitoring host of the whole variable-speed constant-frequency wind power generation test system, has abundant communication interfaces, and can construct a communication network with a wind turbine simulation system controller and a converter.
Preferably, the wind driven generator adopts a permanent magnet synchronous generator, and the design parameters are respectively 3kW of rated power and rated voltage: AC380V, rated current: 4.56A, rated frequency: 50Hz, pole number: 4.
has the advantages that:
the design system is special software for collecting field production data and controlling the process, and has the greatest characteristic that system integration can be carried out in a flexible and various configuration mode instead of a programming mode, a good user development interface and a simple engineering implementation method are provided, and various functions of a monitoring layer can be completed only by carrying out simple configuration on various preset software modules, so that the system integration time of an automatic engineer is shortened, and the integration efficiency is improved.
Of course, it is not necessary for any one product that embodies the invention to achieve all of the above advantages simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a block diagram of a control system for a wind turbine simulation system according to the present invention;
FIG. 2 illustrates a wind turbine simulation system of the present invention;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-2, the invention relates to a wind power design system based on wind resources, which comprises a wind turbine simulation system and a wind driven generator, and is characterized in that: the wind turbine simulation system comprises six parts of a direct current motor, a rotating speed measuring device, a direct current speed regulator, a controller, a monitoring host and a human-computer interface,
one specific application of this embodiment is: when the wind power design system based on wind resources is used, a direct current motor serves as a power part for simulating a wind turbine and is coaxially connected with a rotating speed measuring device and a wind power generator, the direct current motor is a national standard Z4 series separately excited direct current motor with the model number of Z4-112/2-2, the rated power is 4kW, the rated armature voltage is DC440V, the rated armature current is 11.2A, the excitation power is 350W, the armature loop resistance is 4.24Q, the armature loop inductance is 48.5mlH, the rotating speed measuring device serves as a rotating speed signal detecting device of an experimental set, a rotating speed signal is transmitted to a direct current speed regulator, an ohm dragon wire increment type photoelectric encoder is adopted, the direct current speed regulator serves as a driving device of the direct current motor, the power has a certain allowance relative to the direct current motor, and the control function of rotating speed and current (torque) double closed loop control is provided, according to the determined wind turbine simulation scheme, the speed regulator also bypasses a rotating speed loop, solely uses torque closed-loop control, and has a perfect protection function and a communication function, and the direct current speed regulator adopts a 6RA70 digital direct current speed regulator, and the basic parameters are as follows: the maximum output power is: 6.3kW, armature current rating: 15A, rated armature voltage: 420V, rated excitation current: 3A, rated excitation voltage: 325V, the controller is used as a control center of the whole simulation system, on one hand, the controller can receive a control command of the monitoring host, and the control command is processed by an internal program of the controller and then is downloaded to the direct current speed regulator; on the other hand, the running parameters of the direct current motor in the direct current speed regulator are collected and transmitted to the monitoring host, in addition, the controller also needs to collect various running state signals of the system in real time and executes corresponding actions according to the state change of the system, the controller needs to be provided with a dual communication port and can support the USS protocol, a certain amount of switching value input and output interfaces and analog quantity input and output interfaces are needed, the model of the controller is a Siemens S7-200 series CPU224XP host, the monitoring host is used as a running platform of the monitoring software of the wind power simulation system and is also a monitoring host of the whole variable speed constant frequency wind power generation test system, the monitoring host has rich communication interfaces, a communication network can be built with the wind power simulation system controller and a converter, the wind power generator adopts a permanent magnet synchronous generator, the design parameters are respectively 3kW of rated power, rated voltage: AC380V, rated current: 4.56A, rated frequency: 50Hz, pole number: 4.
in the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments have not been described in detail to avoid obscuring the description of the invention in its specific form, and it is to be understood that many modifications and variations are possible in light of the teaching of this specification. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides a wind-powered electricity generation design system based on wind resource, includes wind turbine analog system, aerogenerator, its characterized in that: the wind turbine simulation system comprises a direct current motor, a rotating speed measuring device, a direct current speed regulator, a controller, a monitoring host and a human-computer interface.
2. A wind power design system based on wind resources according to claim 1 characterized by: the direct current motor is used as a power part for simulating the wind turbine and is coaxially connected with a rotating speed measuring device and a wind driven generator, the direct current motor is a national standard Z4 series separately excited direct current motor with the model number of Z4-112/2-2, the rated power of 4kW, the rated armature voltage of DC440V, the rated armature current of 11.2A, the excitation power of 350W, the armature loop resistance of 4.24Q and the armature loop inductance of 48.5 mlH.
3. The wind power design system based on wind resources according to claim 1, characterized in that: the rotating speed measuring device is used as a rotating speed signal detecting device of the testing unit, the rotating speed signal is transmitted to the direct current speed regulator, and an ohm dragon 1024 line incremental photoelectric encoder is adopted.
4. A wind power design system based on wind resources according to claim 1 characterized by: the direct current speed regulator is used as a driving device of a direct current motor, the power has a certain allowance relative to the direct current motor, the control function is provided with double closed-loop control of rotating speed and current (torque), according to a determined wind turbine simulation scheme, the speed regulator also bypasses a rotating speed loop and independently uses closed-loop control of the torque, in addition, the direct current speed regulator also has a perfect protection function and a perfect communication function, the direct current speed regulator adopts a 6RA70 digital direct current speed regulator, and the basic parameters are as follows: the maximum output power is: 6.3kW, armature current rating: 15A, rated armature voltage: 420V, rated excitation current: 3A, rated excitation voltage: 325V.
5. A wind power design system based on wind resources according to claim 1 characterized by: the controller is used as a control center of the whole simulation system, on one hand, the controller can receive a control command of the monitoring host, and the control command is processed by an internal program of the controller and then is downloaded to the direct current speed regulator; on the other hand, the controller collects the operation parameters of the direct current motor in the direct current speed regulator and transmits the operation parameters to the monitoring host computer, in addition, the controller also needs to collect various state signals of the system operation in real time and executes corresponding actions according to the state change of the system, the controller needs to be configured with a dual-communication port and can support the USS protocol, a certain number of switching value input and output interfaces and analog value input and output interfaces are needed, and the controller is a CPU224XP host computer of Siemens S7-200 series.
6. A wind power design system based on wind resources according to claim 1 characterized by: the monitoring host is used as an operation platform of monitoring software of the wind turbine simulation system, is also used as the monitoring host of the whole variable-speed constant-frequency wind power generation test system, has abundant communication interfaces, and can construct a communication network with a wind turbine simulation system controller and a converter.
7. A wind power design system based on wind resources according to claim 1 characterized by: the wind driven generator adopts a permanent magnet synchronous generator, and the design parameters are respectively 3kW of rated power and rated voltage: AC380V, rated current: 4.56A, rated frequency: 50Hz, pole number: 4.
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| CN202011544413.8A CN112814838A (en) | 2020-12-24 | 2020-12-24 | Wind power design system based on wind resources |
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| CN202011544413.8A CN112814838A (en) | 2020-12-24 | 2020-12-24 | Wind power design system based on wind resources |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090066089A1 (en) * | 2006-02-28 | 2009-03-12 | Mitsubishi Heavy Industries, Ltd. | Wind Power Generator System and Control Method of the Same |
| US20090107256A1 (en) * | 2006-07-03 | 2009-04-30 | Jan Bisgaard Jensen | Wind Turbine Testing System |
| CN101814744A (en) * | 2010-04-16 | 2010-08-25 | 陕西科技大学 | Wind power generation simulation system based on doubly-fed generator |
| CN102156044A (en) * | 2011-03-07 | 2011-08-17 | 南京理工大学 | Wind turbine simulator applicable to testing of direct driving type wind generating set and model selection method thereof |
| CN103939290A (en) * | 2014-04-17 | 2014-07-23 | 武汉新能源接入装备与技术研究院有限公司 | Simulation wind turbine generator suitable for virtual inertia optimization control research |
| CN104912747A (en) * | 2015-04-21 | 2015-09-16 | 中国民航大学 | Controllable type wind driven generator simulation system |
-
2020
- 2020-12-24 CN CN202011544413.8A patent/CN112814838A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090066089A1 (en) * | 2006-02-28 | 2009-03-12 | Mitsubishi Heavy Industries, Ltd. | Wind Power Generator System and Control Method of the Same |
| US20090107256A1 (en) * | 2006-07-03 | 2009-04-30 | Jan Bisgaard Jensen | Wind Turbine Testing System |
| CN101814744A (en) * | 2010-04-16 | 2010-08-25 | 陕西科技大学 | Wind power generation simulation system based on doubly-fed generator |
| CN102156044A (en) * | 2011-03-07 | 2011-08-17 | 南京理工大学 | Wind turbine simulator applicable to testing of direct driving type wind generating set and model selection method thereof |
| CN103939290A (en) * | 2014-04-17 | 2014-07-23 | 武汉新能源接入装备与技术研究院有限公司 | Simulation wind turbine generator suitable for virtual inertia optimization control research |
| CN104912747A (en) * | 2015-04-21 | 2015-09-16 | 中国民航大学 | Controllable type wind driven generator simulation system |
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Application publication date: 20210518 |