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Diagnostic Model for Double Feed Asynchronous Wind Generators: Challenges and Solutions

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This thesis delves into the diagnostic processes of double feed asynchronous wind generators, a critical component in modern wind power generation. Spanning from June 2011 to June 2014, the research addresses emerging issues such as increasing maintenance costs, difficulties in accessing scattered wind generator locations, and the decline of fossil fuels. It explores condition monitoring, fault diagnosis, and the measurement of electromagnetic fields. The analysis includes the comparison of classical diagnostic methods, presenting a comprehensive view of the latest advancements in wind energy technology.

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Diagnostic Model for Double Feed Asynchronous Wind Generators: Challenges and Solutions

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  1. Title of thesis: Diagnostic of double feed asynchronous wind generator (Jun 2011 – Jun 2014) Advisors: Hassan HAMMOURI, Lagep Lab., Universite Claude Bernard Lyon 1. Hamed YAHOUI, Ampere Lab., Universite Claude Bernard Lyon 1. PhD Student: VU Hoang Giang, Toulouse, 10.2011

  2. Emerging issues Worldwide capacity, growth rated of 31,7% (2009); 160GW (2009), 197GW (2010). 215GW (Jun 2011) (http://www.wwindea.org). Decline in fossil energy & its increasing cost  Implementation of wind power generation.

  3. Emerging issues (cont’) Maintenance costs of wind plant. H Scattered location of wind generators Accessing difficulty of high tower engine

  4. Emerging issues (cont’) Exploitation at DC bus bar Condition monitoring & fault diagnosis Measuring the electromagnetic field of the DC bus  Monitor the whole power drive engine.

  5. Research Analysis of results; Article writing; Thesis completion. 06/14 03/14 Best sensor’s position, measurement method for spectral analysis of the whole electrical drive. Task 2 06/13 Summarisation of research results, checking of the model; Article writing. 03/13 Review and combination of the PEEC method & MoM method; Design of local R, L, C model. 06/12 Survey on the classical diagnostic methods based on mechanical, electrical and EM measurements. Task 1 12/11 Simulation of system; Description of different types of faults & their generated signatures. 06/11

  6. Thank you for your kind attention!

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