CN109087033A - A kind of comprehensive field power consumption rate calculating analysis system of wind power plant - Google Patents
A kind of comprehensive field power consumption rate calculating analysis system of wind power plant Download PDFInfo
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- CN109087033A CN109087033A CN201811143326.4A CN201811143326A CN109087033A CN 109087033 A CN109087033 A CN 109087033A CN 201811143326 A CN201811143326 A CN 201811143326A CN 109087033 A CN109087033 A CN 109087033A
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Abstract
The present invention relates to wind-powered electricity generation field parameters to calculate analytical equipment field, more particularly to a kind of comprehensive field power consumption rate of wind power plant calculates analysis system, including being electrically connected the memory module in central processing unit, display module, clock module, data acquisition module, theoretical calculation module and communication module, the real-time acquisition that the present invention passes through preparatory typing wind power plant essential information and each Source of Gateway Meter data of wind power plant, the practical comprehensive field electricity consumption of wind power plant and practical comprehensive field power consumption rate are calculated in real time, and it is often compared and analyzed with electricity and synthesis in theory field power consumption rate with the synthesis in theory assessed in system, comparative analysis can both compare and analyze wind power plant whole audience energy consumption, each component energy consumption of wind power plant can also be compared and analyzed, timely discovering device energy consumption there are the problem of, discovering device hidden danger, failure is eliminated in time, there is provided for wind power plant safe operation can By ensureing.
Description
Technical field
The present invention relates to wind-powered electricity generation field parameters to calculate analytical equipment field more particularly to a kind of comprehensive field power consumption rate meter of wind power plant
Point counting analysis system.
Background technique
Comprehensive field power consumption rate is the important production evaluation index of wind-powered electricity generation enterprise one, and National Energy Board is in NB/T 31045-
It is defined as that " wind power plant is producing in measurement period in 2013 " wind power plant operating index and assessment guidelines " to " comprehensive field power consumption rate "
The percentage of generated energy is accounted for used in operational process with whole electricity of loss ".Each wind-powered electricity generation enterprise of China is all made of comprehensive field
Power consumption rate is to examine the energy consumption of wind power plant, but each wind-powered electricity generation enterprise is comprehensive with all wind power plants of 1 year enterprises at present
Examination value of the average value of field power consumption rate as this year, and the scientific and reasonable range of the comprehensive field power consumption rate of wind power plant is not ground
Study carefully.
Analytical equipment is calculated without comprehensive field power consumption rate on the market at present, each wind-powered electricity generation corporate boss will be by counting calculating manually
Method, to calculate comprehensive field electricity consumption and comprehensive this two production targets of field power consumption rate.The mode of manual calculations gives production fortune
Battalion brings very big inconvenience, low efficiency and the risk that there is calculating mistake.Meanwhile some wind power plants are to improve the achievement data, are adopted
Statistical Criteria is different, if numerical value is calculated in the unused Wind turbines SCADA of generated energy, but with collection electric line Source of Gateway Meter
Middle data.This calculation method is rejected Wind turbines from generated energy from power consumption, and the synthesis of non-real embodiment wind power plant
Field power consumption rate and and comprehensive field power consumption rate.Each wind power plant Statistical Criteria of wind-powered electricity generation enterprises is different, to the operation of each wind-powered electricity generation enterprise
Management also brings inconvenience, fair can not effectively carry out examining to mark for each wind power plant.
This system realizes the real-time calculating of wind power plant actual comprehensive field electricity consumption and comprehensive field power consumption rate, also achieves
According to wind power plant actual conditions, the theoretical value of this two production targets is calculated, so realize comprehensive field power consumption rate to score
Function is analysed, provides guidance for the wind power plant production and operation.
Summary of the invention
The present invention realizes the real-time calculating of wind power plant actual comprehensive field electricity consumption and comprehensive field power consumption rate, also achieves
According to wind power plant actual conditions, the theoretical value of this two production targets is calculated, so realize comprehensive field power consumption rate to score
Function is analysed, provides guidance for the wind power plant production and operation.
The present invention provides a kind of comprehensive field power consumption rates of wind power plant to calculate analysis system, comprising:
Data acquisition module acquires the real time data of each section for being electrically connected data detector in field, and is transmitted to
Central processor；
Analysis and output is uniformly processed for carrying out to the data received in central processing unit；
Memory module calculates the data of analysis for storing the central processing unit；
Display module, for showing working condition and the number after the central processing unit calculates analysis in wind power plant
According to；
Clock module guarantees that system-computed statistical data is consistent with the real time for realizing the clock clock synchronization of this system,
Ensure the accuracy of system；
Theoretical calculation module, for calculating by preparatory typing wind power plant essential information and each electrical equipment electric parameter
The synthesis in theory field electricity consumption of the whole field of wind power plant and all kinds of electrical equipments and comprehensive field power consumption rate out；
Communication module, realizes data transmission, carries out remote network communication for this system and wind power plant master control system；
The central processing unit is electrically connected the memory module, the display module, the clock module, the number
According to acquisition module, the theoretical calculation module and the communication module.
Further, data detector includes wind farm grid-connected Source of Gateway Meter, main transformer low-pressure side critical point in the field
Table, collection electric line Source of Gateway Meter and Wind turbines SCADA.
Further, include the computation model based on following formula in the central processing unit:
Wherein, KT- fluctuation of load loss factor；
VIt cuts outThe cut-out wind speed of-blower；
αi- wind speed is the percentage of i m/s；
The power of Wind turbines when P (i)-wind speed is i m/s.
Further, also include the computation model based on following formula in the central processing unit:
Wtf=(P0+KTβ2Pk)×T
Wherein, Wtf- transformer theory power consumption；
P0、PkThe no-load loss of-transformer and fully loaded loss kW；
T-statistics phase duration；
KT- fluctuation of load loss factor；
β-transformer average load coefficient.
Further, also include the computation model based on following formula in the central processing unit:
Wherein, Wtl- route day power consumption；
T-statistics phase duration；
R-line resistance；
KT- fluctuation of load loss factor；
Ipj- per day current value.
Further, also include the computation model based on following formula in the central processing unit:
Wherein, cos φ-line transmission average power factor；
UN- route voltage rating；
WPThe generated energy of-wind power plant；
N-accesses the blower number of units of this section of route；
The total number of units of N-wind power plant blower.
Further, also include the computation model based on following formula in the central processing unit:
WSVG=(1- η) × WQ,SVG
Wherein, WSVG- SVG ontology power consumption；
WQ,SVGTotal amount that-SVG is idle；
η-SVG efficiency.
Further, also include the computation model based on following formula in the central processing unit:
WWT=TIt is standbyPIt is standby
Wherein, PIt is standbyThe power of consumption under-Wind turbines standby mode；
TIt is standby- stand-by time.
Further, also include the computation model based on following formula in the central processing unit:
Wherein, VIncisionThe cut-out wind speed of-blower；
αi- wind speed is the percentage of i m/s；
T-statistics phase duration.
The invention has the benefit that
The present invention is counted in real time by the real-time acquisition of preparatory typing wind power plant essential information and each Source of Gateway Meter data of wind power plant
Calculate the practical comprehensive field electricity consumption of wind power plant and practical synthesis field power consumption rate, and often use with the synthesis in theory assessed in system electricity and
Synthesis in theory field power consumption rate compares and analyzes, and comparative analysis can both compare and analyze wind power plant whole audience energy consumption, can also be right
Each component energy consumption of wind power plant compares and analyzes, timely discovering device energy consumption there are the problem of, discovering device hidden danger, in time eliminate
Failure provides reliable guarantee for wind power plant safe operation.
Detailed description of the invention
Fig. 1 is circuit connection diagram of the invention；
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As shown in Figure 1, the present invention provides a kind of comprehensive field power consumption rates of wind power plant to calculate analysis system, comprising:
Data acquisition module acquires the real time data of each section for being electrically connected data detector in field, and is transmitted to
Central processor；
Analysis and output is uniformly processed for carrying out to the data received in central processing unit；
Memory module calculates the data of analysis for storing the central processing unit；
Display module, for showing working condition and the number after the central processing unit calculates analysis in wind power plant
According to；
Clock module guarantees that system-computed statistical data is consistent with the real time for realizing the clock clock synchronization of this system,
Ensure the accuracy of system；
Theoretical calculation module, for calculating by preparatory typing wind power plant essential information and each electrical equipment electric parameter
The synthesis in theory field electricity consumption of the whole field of wind power plant and all kinds of electrical equipments and comprehensive field power consumption rate out；
Communication module, realizes data transmission, carries out remote network communication for this system and wind power plant master control system；
The central processing unit is electrically connected the memory module, the display module, the clock module, the number
According to acquisition module, the theoretical calculation module and the communication module.
Further, data detector includes wind farm grid-connected Source of Gateway Meter, main transformer low-pressure side critical point in the field
Table, collection electric line Source of Gateway Meter and Wind turbines SCADA.
Further, include the computation model based on following formula in the central processing unit:
Wherein, KT- fluctuation of load loss factor；
VIt cuts outThe cut-out wind speed of-blower；
αi- wind speed is the percentage of i m/s；
The power of Wind turbines when P (i)-wind speed is i m/s.
Further, also include the computation model based on following formula in the central processing unit:
Wtf=(P0+KTβ2Pk)×T
Wherein, Wtf- transformer theory power consumption；
P0、PkThe no-load loss of-transformer and fully loaded loss kW；
T-statistics phase duration；
KT- fluctuation of load loss factor；
β-transformer average load coefficient.
Further, also include the computation model based on following formula in the central processing unit:
Wherein, Wtl- route day power consumption；
T-statistics phase duration；
R-line resistance；
KT- fluctuation of load loss factor；
Ipj- per day current value.
Further, also include the computation model based on following formula in the central processing unit:
Wherein, cos φ-line transmission average power factor；
UN- route voltage rating；
WPThe generated energy of-wind power plant；
N-accesses the blower number of units of this section of route；
The total number of units of N-wind power plant blower.
Further, also include the computation model based on following formula in the central processing unit:
WSVG=(1- η) × WQ,SVG
Wherein, WSVG- SVG ontology power consumption；
WQ,SVGTotal amount that-SVG is idle；
η-SVG efficiency.
Further, also include the computation model based on following formula in the central processing unit:
WWT=TIt is standbyPIt is standby
Wherein, PIt is standbyThe power of consumption under-Wind turbines standby mode；
TIt is standby- stand-by time.
Further, also include the computation model based on following formula in the central processing unit:
Wherein, VIncisionThe cut-out wind speed of-blower；
αi- wind speed is the percentage of i m/s；
T-statistics phase duration.
The present invention is counted in real time by the real-time acquisition of preparatory typing wind power plant essential information and each Source of Gateway Meter data of wind power plant
Calculate the practical comprehensive field electricity consumption of wind power plant and practical synthesis field power consumption rate, and often use with the synthesis in theory assessed in system electricity and
Synthesis in theory field power consumption rate compares and analyzes, and comparative analysis can both compare and analyze wind power plant whole audience energy consumption, can also be right
Each component energy consumption of wind power plant compares and analyzes, timely discovering device energy consumption there are the problem of, discovering device hidden danger, in time eliminate
Failure provides reliable guarantee for wind power plant safe operation.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (9)
1. a kind of comprehensive field power consumption rate of wind power plant calculates analysis system characterized by comprising
Data acquisition module acquires the real time data of each section, and be transmitted to centre for being electrically connected data detector in field
Manage device；
Analysis and output is uniformly processed for carrying out to the data received in central processing unit；
Memory module calculates the data of analysis for storing the central processing unit；
Display module, for showing working condition and the data after the central processing unit calculates analysis in wind power plant；
Clock module guarantees that system-computed statistical data is consistent with the real time for realizing the clock clock synchronization of this system, it is ensured that
The accuracy of system；
Theoretical calculation module, for calculating outlet air by preparatory typing wind power plant essential information and each electrical equipment electric parameter
The synthesis in theory field electricity consumption of the whole field of electric field and all kinds of electrical equipments and comprehensive field power consumption rate；
Communication module, realizes data transmission, carries out remote network communication for this system and wind power plant master control system；
The central processing unit is electrically connected the memory module, the display module, the clock module, the data and adopts
Collect module, the theoretical calculation module and the communication module.
2. the comprehensive field power consumption rate of wind power plant according to claim 1 calculates analysis system, which is characterized in that number in the field
It include wind farm grid-connected Source of Gateway Meter, main transformer low-pressure side Source of Gateway Meter, collection electric line Source of Gateway Meter and Wind turbines according to detector
SCADA。
3. the comprehensive field power consumption rate of wind power plant according to claim 1 calculates analysis system, which is characterized in that the centre
Manage includes the computation model based on following formula in device:
Wherein, KT- fluctuation of load loss factor；
VIt cuts outThe cut-out wind speed of-blower；
αi- wind speed is the percentage of i m/s；
The power of Wind turbines when P (i)-wind speed is i m/s.
4. the comprehensive field power consumption rate of wind power plant according to claim 3 calculates analysis system, which is characterized in that the centre
Manage also includes the computation model based on following formula in device:
Wtf=(P0+KTβ2Pk)×T
Wherein, Wtf- transformer theory power consumption；
P0、PkThe no-load loss of-transformer and fully loaded loss kW；
T-statistics phase duration；
KT- fluctuation of load loss factor；
β-transformer average load coefficient.
5. the comprehensive field power consumption rate of wind power plant according to claim 1 calculates analysis system, which is characterized in that the centre
Manage also includes the computation model based on following formula in device:
Wherein, Wtl- route day power consumption；
T-statistics phase duration；
R-line resistance；
KT- fluctuation of load loss factor；
Ipj- per day current value.
6. the comprehensive field power consumption rate of wind power plant according to claim 5 calculates analysis system, which is characterized in that the centre
Manage also includes the computation model based on following formula in device:
Wherein, cos φ-line transmission average power factor；
UN- route voltage rating；
WPThe generated energy of-wind power plant；
N-accesses the blower number of units of this section of route；
The total number of units of N-wind power plant blower.
7. the comprehensive field power consumption rate of wind power plant according to claim 1 calculates analysis system, which is characterized in that the centre
Manage also includes the computation model based on following formula in device:
WSVG=(1- η) × WQ,SVG
Wherein, WSVG- SVG ontology power consumption；
WQ,SVGTotal amount that-SVG is idle；
η-SVG efficiency.
8. the comprehensive field power consumption rate of wind power plant according to claim 1 calculates analysis system, which is characterized in that the centre
Manage also includes the computation model based on following formula in device:
WWT=TIt is standbyPIt is standby
Wherein, PIt is standbyThe power of consumption under-Wind turbines standby mode；
TIt is standby- stand-by time.
9. the comprehensive field power consumption rate of wind power plant according to claim 8 calculates analysis system, which is characterized in that the centre
Manage also includes the computation model based on following formula in device:
Wherein, VIncisionThe cut-out wind speed of-blower；
αi- wind speed is the percentage of i m/s；
T-statistics phase duration.
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| CN104156575A (en) * | 2014-07-28 | 2014-11-19 | 国家电网公司 | Method for calculating theoretical power of wind farm on basis of extrapolation of anemometer tower data |
| CN105022909A (en) * | 2014-09-30 | 2015-11-04 | 国家电网公司 | Engine room wind speed and power curve based method for evaluating theoretical power of wind farm |
| WO2016023527A1 (en) * | 2014-08-14 | 2016-02-18 | 国家电网公司 | Method based on anemometer tower measurement data for determining wind farm discarded wind power |
| CN107313901A (en) * | 2017-08-17 | 2017-11-03 | 深圳市易邻益邦科技有限公司 | The appraisal procedure and device of a kind of Wind turbines generated energy loss |
| CN107506911A (en) * | 2017-08-10 | 2017-12-22 | 青岛鸿瑞电力工程咨询有限公司 | A kind of station service power consumption rate evaluation method of thermal power plant examination operating mode |
-
2018
- 2018-09-28 CN CN201811143326.4A patent/CN109087033A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104021315A (en) * | 2014-06-27 | 2014-09-03 | 四川电力设计咨询有限责任公司 | Method for calculating station service power consumption rate of power station on basis of BP neutral network |
| CN104156575A (en) * | 2014-07-28 | 2014-11-19 | 国家电网公司 | Method for calculating theoretical power of wind farm on basis of extrapolation of anemometer tower data |
| WO2016023527A1 (en) * | 2014-08-14 | 2016-02-18 | 国家电网公司 | Method based on anemometer tower measurement data for determining wind farm discarded wind power |
| CN105022909A (en) * | 2014-09-30 | 2015-11-04 | 国家电网公司 | Engine room wind speed and power curve based method for evaluating theoretical power of wind farm |
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Application publication date: 20181225 |