CN111413097A - 发电机组主轴弯曲故障预测方法 - Google Patents
发电机组主轴弯曲故障预测方法 Download PDFInfo
- Publication number
- CN111413097A CN111413097A CN202010337254.8A CN202010337254A CN111413097A CN 111413097 A CN111413097 A CN 111413097A CN 202010337254 A CN202010337254 A CN 202010337254A CN 111413097 A CN111413097 A CN 111413097A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- bending
- generator
- characteristic value
- value
- 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.)
- Granted
Links
- 238000005452 bending Methods 0.000 title claims abstract description 97
- 238000000034 method Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000011161 development Methods 0.000 claims abstract description 5
- 230000005284 excitation Effects 0.000 claims description 20
- 238000004364 calculation method Methods 0.000 claims description 11
- 239000013598 vector Substances 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000003745 diagnosis Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
-
- 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
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
- F03B11/008—Measuring or testing arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/28—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring contours or curvatures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/04—Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/20—Administration of product repair or maintenance
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
- G06Q50/06—Energy or water supply
-
- 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
- Y02E10/20—Hydro energy
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Landscapes
- Business, Economics & Management (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Human Resources & Organizations (AREA)
- Economics (AREA)
- Strategic Management (AREA)
- Tourism & Hospitality (AREA)
- Marketing (AREA)
- Theoretical Computer Science (AREA)
- General Business, Economics & Management (AREA)
- Entrepreneurship & Innovation (AREA)
- Quality & Reliability (AREA)
- Operations Research (AREA)
- Health & Medical Sciences (AREA)
- Primary Health Care (AREA)
- Water Supply & Treatment (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Development Economics (AREA)
- Game Theory and Decision Science (AREA)
- Hydraulic Turbines (AREA)
- Control Of Water Turbines (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010337254.8A CN111413097B (zh) | 2020-04-26 | 2020-04-26 | 发电机组主轴弯曲故障预测方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010337254.8A CN111413097B (zh) | 2020-04-26 | 2020-04-26 | 发电机组主轴弯曲故障预测方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111413097A true CN111413097A (zh) | 2020-07-14 |
CN111413097B CN111413097B (zh) | 2022-02-01 |
Family
ID=71492123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010337254.8A Active CN111413097B (zh) | 2020-04-26 | 2020-04-26 | 发电机组主轴弯曲故障预测方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111413097B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113947256A (zh) * | 2021-10-29 | 2022-01-18 | 四川华能嘉陵江水电有限责任公司 | 基于工业互联网的水电状态检修方法 |
CN114856900A (zh) * | 2022-04-22 | 2022-08-05 | 吉林农业科技学院 | 一种水轮发电机组的轴线调整辅助装置和方法 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10332732A (ja) * | 1997-06-04 | 1998-12-18 | Harmonic Drive Syst Ind Co Ltd | レゾルバ内蔵型角加速度検出装置 |
CN105160489A (zh) * | 2015-09-28 | 2015-12-16 | 国家电网公司 | 一种水电机组变权劣化评估系统及评估方法 |
CN106525337A (zh) * | 2016-11-30 | 2017-03-22 | 北京中元瑞讯科技有限公司 | 基于在线数据的水轮发电机组磁拉力不平衡故障分析方法 |
CN107015484A (zh) * | 2017-01-04 | 2017-08-04 | 北京中元瑞讯科技有限公司 | 基于在线数据的水轮发电机组轴线弯曲的评价方法 |
CN108412660A (zh) * | 2018-02-24 | 2018-08-17 | 南方电网调峰调频发电有限公司 | 一种通过轴心轨迹分析水轮发电机组轴瓦状态的方法 |
CN108932531A (zh) * | 2018-07-09 | 2018-12-04 | 朱卫列 | 基于模型特征值的设备状态在线检测算法 |
CN109002026A (zh) * | 2018-08-28 | 2018-12-14 | 云南电网有限责任公司电力科学研究院 | 一种水电机组全工况综合参数退化趋势分析方法 |
CN110502000A (zh) * | 2019-09-19 | 2019-11-26 | 贵州电网有限责任公司 | 一种小水电关键设备安全预警及故障诊断系统及方法 |
-
2020
- 2020-04-26 CN CN202010337254.8A patent/CN111413097B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10332732A (ja) * | 1997-06-04 | 1998-12-18 | Harmonic Drive Syst Ind Co Ltd | レゾルバ内蔵型角加速度検出装置 |
CN105160489A (zh) * | 2015-09-28 | 2015-12-16 | 国家电网公司 | 一种水电机组变权劣化评估系统及评估方法 |
CN106525337A (zh) * | 2016-11-30 | 2017-03-22 | 北京中元瑞讯科技有限公司 | 基于在线数据的水轮发电机组磁拉力不平衡故障分析方法 |
CN107015484A (zh) * | 2017-01-04 | 2017-08-04 | 北京中元瑞讯科技有限公司 | 基于在线数据的水轮发电机组轴线弯曲的评价方法 |
CN108412660A (zh) * | 2018-02-24 | 2018-08-17 | 南方电网调峰调频发电有限公司 | 一种通过轴心轨迹分析水轮发电机组轴瓦状态的方法 |
CN108932531A (zh) * | 2018-07-09 | 2018-12-04 | 朱卫列 | 基于模型特征值的设备状态在线检测算法 |
CN109002026A (zh) * | 2018-08-28 | 2018-12-14 | 云南电网有限责任公司电力科学研究院 | 一种水电机组全工况综合参数退化趋势分析方法 |
CN110502000A (zh) * | 2019-09-19 | 2019-11-26 | 贵州电网有限责任公司 | 一种小水电关键设备安全预警及故障诊断系统及方法 |
Non-Patent Citations (2)
Title |
---|
崔亚芹 等: "基于COMTRADE录波的水电机组轴心轨迹动态分析", 《水利水电技术》 * |
苏建立 等: "基于转子轴承系统的水轮机主轴的分析计算", 《水电站机电技术》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113947256A (zh) * | 2021-10-29 | 2022-01-18 | 四川华能嘉陵江水电有限责任公司 | 基于工业互联网的水电状态检修方法 |
CN114856900A (zh) * | 2022-04-22 | 2022-08-05 | 吉林农业科技学院 | 一种水轮发电机组的轴线调整辅助装置和方法 |
CN114856900B (zh) * | 2022-04-22 | 2024-04-09 | 吉林农业科技学院 | 一种水轮发电机组的轴线调整辅助装置和方法 |
Also Published As
Publication number | Publication date |
---|---|
CN111413097B (zh) | 2022-02-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Singh | Induction machine drive condition monitoring and diagnostic research—a survey | |
CN111413097B (zh) | 发电机组主轴弯曲故障预测方法 | |
CN101672723A (zh) | 一种风电机组振动分析故障诊断方法和系统 | |
CN103926506B (zh) | 基于构建函数的汽轮发电机转子绕组短路故障诊断方法 | |
CN113624334B (zh) | 一种基于物联网技术的机组振动监测装置及方法 | |
CN110927442B (zh) | 一种基于边缘计算的多模态振荡在线监测预警系统 | |
CN103792463B (zh) | 基于虚功率原理的汽轮发电机转子绕组短路故障诊断方法 | |
CN109861258B (zh) | 一种虚拟同步机一次调频性能在线评价方法 | |
CN103925155A (zh) | 一种风电机组输出功率异常的自适应检测方法 | |
Izadi et al. | Identification and Diagnosis of Dynamic and Static Misalignment in Induction Motor Using Unscented Kalman Filter | |
CN104391220B (zh) | 一种改进的汽轮发电机励磁绕组短路故障在线检测方法 | |
CN106501665B (zh) | 基于检测线圈的水轮发电机转子绕组匝间短路诊断方法 | |
CN109002026A (zh) | 一种水电机组全工况综合参数退化趋势分析方法 | |
Corradini et al. | Fault-tolerant sensorless control of wind turbines achieving efficiency maximization in the presence of electrical faults | |
Santelo et al. | Wind turbine failures review and trends | |
CN116976191A (zh) | 一种水轮发电机组轴系稳定性劣化趋势预测方法 | |
Korolev et al. | Problems of diagnostics of asynchronous motor powered by an autonomous voltage inverter | |
CN113740764A (zh) | 一种发电机转子绕组匝间短路缺陷在线检测方法和装置 | |
Liu et al. | Converter-Based Advanced Diagnostic and Monitoring Technologies for Offshore Wind Turbines | |
Li et al. | Energy management for induction motors based on nonintrusive efficiency estimation | |
Cao et al. | Equivalence method for wind farm based on clustering of output power time series data | |
Haji et al. | Rotor eccentricity fault detection of a DC motor | |
Liu et al. | Condition monitoring system for hydro turbines based on LabVIEW | |
Endo et al. | Multipurpose Deployment of Highly Efficient and Reliable Industrial Electric Motors | |
Ravet et al. | Wireless Sensor Network Powered with Data Analytics for Small Hydro Reliability Enhancement |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: Huaneng building, No.47, section 4, Renmin South Road, Wuhou District, Chengdu, Sichuan 610000 Applicant after: Huaneng Sichuan Energy Development Co.,Ltd. Applicant after: CHINA HUANENG GROUP Co.,Ltd. Applicant after: BEIJING ORIENTGE TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. Address before: Huaneng building, No.47, section 4, Renmin South Road, Wuhou District, Chengdu, Sichuan 610000 Applicant before: Huaneng Sichuan Hydropower Co.,Ltd. Applicant before: CHINA HUANENG GROUP Co.,Ltd. Applicant before: BEIJING ORIENTGE TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. |
|
CB02 | Change of applicant information | ||
GR01 | Patent grant | ||
GR01 | Patent grant |