CN105978487B - 基于内部等效参数的光伏组件故障诊断方法 - Google Patents
基于内部等效参数的光伏组件故障诊断方法 Download PDFInfo
- Publication number
- CN105978487B CN105978487B CN201610293601.5A CN201610293601A CN105978487B CN 105978487 B CN105978487 B CN 105978487B CN 201610293601 A CN201610293601 A CN 201610293601A CN 105978487 B CN105978487 B CN 105978487B
- Authority
- CN
- China
- Prior art keywords
- photovoltaic module
- evidence
- equivalent parameters
- fault diagnosis
- abnormal
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000003745 diagnosis Methods 0.000 claims abstract description 42
- 230000004927 fusion Effects 0.000 claims abstract description 20
- 238000013528 artificial neural network Methods 0.000 claims abstract description 18
- 230000001537 neural effect Effects 0.000 claims abstract description 8
- 238000000605 extraction Methods 0.000 claims abstract description 4
- 230000002159 abnormal effect Effects 0.000 claims description 27
- 239000000203 mixture Substances 0.000 claims description 13
- 230000032683 aging Effects 0.000 claims description 11
- 230000015556 catabolic process Effects 0.000 claims description 10
- 238000006731 degradation reaction Methods 0.000 claims description 10
- 239000004576 sand Substances 0.000 claims description 9
- 239000000178 monomer Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 238000002405 diagnostic procedure Methods 0.000 claims description 3
- 238000003909 pattern recognition Methods 0.000 claims description 3
- 238000013024 troubleshooting Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 239000000571 coke Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
- H02S50/10—Testing of PV devices, e.g. of PV modules or single PV cells
- H02S50/15—Testing of PV devices, e.g. of PV modules or single PV cells using optical means, e.g. using electroluminescence
-
- 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
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Photovoltaic Devices (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610293601.5A CN105978487B (zh) | 2016-05-05 | 2016-05-05 | 基于内部等效参数的光伏组件故障诊断方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610293601.5A CN105978487B (zh) | 2016-05-05 | 2016-05-05 | 基于内部等效参数的光伏组件故障诊断方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105978487A CN105978487A (zh) | 2016-09-28 |
CN105978487B true CN105978487B (zh) | 2018-07-10 |
Family
ID=56991322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610293601.5A Active CN105978487B (zh) | 2016-05-05 | 2016-05-05 | 基于内部等效参数的光伏组件故障诊断方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105978487B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107065829A (zh) * | 2017-04-13 | 2017-08-18 | 西安西热电站信息技术有限公司 | 一种基于太阳能发电监管大数据挖掘下的光伏组件污染诊断方法 |
CN108092622B (zh) * | 2017-12-14 | 2023-09-05 | 中国计量大学 | 一种基于电阻计算的光伏组串故障诊断方法 |
CN110309956B (zh) * | 2019-06-17 | 2023-03-24 | 淮阴师范学院 | 基于内部等效参数的光伏组件剩余寿命预测方法 |
CN110232482B (zh) * | 2019-06-18 | 2023-07-25 | 魏显文 | 基于神经网络的设备管理方法及装置 |
CN113552496B (zh) * | 2021-06-29 | 2024-04-02 | 哈尔滨理工大学 | 一种基于电压余弦相似性的电池串联模组内短路故障诊断方法 |
CN113657027A (zh) * | 2021-08-03 | 2021-11-16 | 西安理工大学 | 一种光伏组件故障诊断方法、系统、设备及存储介质 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19914115A1 (de) * | 1998-04-20 | 1999-11-04 | Gfai Ges Zur Foerderung Angewa | Verfahren und System zur Fehleranalyse bei polykristallinen Wafern, Solarzellen und Solarmodulen, insbesondere zur Bestimmung der prozeß- und strukturbedingten mechanischen Spannungen |
GB2454617B (en) * | 2006-08-22 | 2011-07-06 | Pamela A Menges | Article having multi-functional elements |
CN104484833A (zh) * | 2014-12-02 | 2015-04-01 | 常州大学 | 基于遗传学算法改进的rbf-bp神经网络的光伏发电输出功率追踪算法 |
CN105071771A (zh) * | 2015-09-08 | 2015-11-18 | 河海大学常州校区 | 一种基于神经网络的分布式光伏系统故障诊断方法 |
CN105184678A (zh) * | 2015-09-18 | 2015-12-23 | 齐齐哈尔大学 | 基于多种神经网络组合算法的光伏电站发电量短期预测模型的构建方法 |
CN105303250A (zh) * | 2015-09-23 | 2016-02-03 | 国家电网公司 | 一种基于最优权系数的风电功率组合预测方法 |
-
2016
- 2016-05-05 CN CN201610293601.5A patent/CN105978487B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN105978487A (zh) | 2016-09-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105978487B (zh) | 基于内部等效参数的光伏组件故障诊断方法 | |
CN108647716B (zh) | 一种基于复合信息的光伏阵列故障诊断方法 | |
Lin et al. | A fault diagnosis method of power systems based on improved objective function and genetic algorithm-tabu search | |
CN102934312B (zh) | 能量产生系统及其控制 | |
WO2021164118A1 (zh) | 交直流大电网动态安全风险态势滚动前瞻预警方法及系统 | |
CN103279639A (zh) | 基于响应的受端电网电压稳定全过程态势评估及防控方法 | |
CN105954616B (zh) | 基于外特性电气参数的光伏组件故障诊断方法 | |
Qu et al. | False data injection attack detection in power systems based on cyber-physical attack genes | |
CN108876163A (zh) | 综合因果分析与机器学习的暂态功角稳定快速评估方法 | |
Haque et al. | Deep learning based micro-grid fault detection and classification in future smart vehicle | |
Ghaedi et al. | Incorporating Large Photovoltaic Farms in Power Generation System Adequacy Assessment | |
CN106355308B (zh) | 一种基于决策树辨识风电接入系统关键设备的方法 | |
CN101257355A (zh) | 一种无线传感器网络节点故障检测方法 | |
CN109033507A (zh) | 一种考虑信息系统监视功能失效的电力系统可靠性评估方法 | |
Xue et al. | Adaptive ultra-short-term wind power prediction based on risk assessment | |
CN107453354A (zh) | 一种配电网的薄弱环节识别方法 | |
CN112633315A (zh) | 一种电力系统扰动分类方法 | |
Kong et al. | Resilience evaluation of cyber-physical power system considering cyber attacks | |
CN105225167A (zh) | 一种连锁故障序列识别系统及方法 | |
Mandal et al. | PV system fault classification using SVM accelerated by dimension reduction using PCA | |
Hijazi et al. | Transfer learning for transient stability predictions in modern power systems under enduring topological changes | |
CN114320773A (zh) | 一种基于功率曲线分析与神经网络的风电机组故障预警方法 | |
CN104659917A (zh) | 一种基于多约简和可信度的故障诊断方法 | |
CN115345519A (zh) | 海上风电风险评估方法、装置、设备及存储介质 | |
CN115495986A (zh) | 一种配电网自愈分布式网络重构方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 211100 Jiangsu city of Nanjing province Jiangning Tianyuan Science Park Road No. 19 Applicant after: JIANGSU FANGTIAN POWER TECHNOLOGY Co.,Ltd. Applicant after: HOHAI University Applicant after: STATE GRID JIANGSU ELECTRIC POWER Co. Applicant after: State Grid Corporation of China Address before: 211102 Jiangning, Jiangsu, Jiangsu Province, the source of the road No. 58 Applicant before: JIANGSU FANGTIAN POWER TECHNOLOGY Co.,Ltd. Applicant before: HOHAI University Applicant before: STATE GRID JIANGSU ELECTRIC POWER Co. Applicant before: State Grid Corporation of China |
|
GR01 | Patent grant | ||
GR01 | Patent grant |