History of changes to: Improved Lifing and Deterioration Assessment and Modelling
Date Action Change(s) User
Nov. 27, 2023, 2:11 p.m. Added 35 {"external_links": []}
Nov. 20, 2023, 2:02 p.m. Added 35 {"external_links": []}
Nov. 13, 2023, 1:33 p.m. Added 35 {"external_links": []}
Nov. 6, 2023, 1:30 p.m. Added 35 {"external_links": []}
Aug. 14, 2023, 1:30 p.m. Added 35 {"external_links": []}
Aug. 7, 2023, 1:31 p.m. Added 35 {"external_links": []}
July 31, 2023, 1:33 p.m. Added 35 {"external_links": []}
July 24, 2023, 1:34 p.m. Added 35 {"external_links": []}
July 17, 2023, 1:33 p.m. Added 35 {"external_links": []}
July 10, 2023, 1:25 p.m. Added 35 {"external_links": []}
July 3, 2023, 1:26 p.m. Added 35 {"external_links": []}
June 26, 2023, 1:25 p.m. Added 35 {"external_links": []}
June 19, 2023, 1:26 p.m. Added 35 {"external_links": []}
June 12, 2023, 1:28 p.m. Added 35 {"external_links": []}
June 5, 2023, 1:32 p.m. Added 35 {"external_links": []}
May 29, 2023, 1:27 p.m. Added 35 {"external_links": []}
May 22, 2023, 1:28 p.m. Added 35 {"external_links": []}
May 15, 2023, 1:30 p.m. Added 35 {"external_links": []}
May 8, 2023, 1:36 p.m. Added 35 {"external_links": []}
May 1, 2023, 1:27 p.m. Added 35 {"external_links": []}
April 24, 2023, 1:34 p.m. Added 35 {"external_links": []}
April 17, 2023, 1:29 p.m. Added 35 {"external_links": []}
April 10, 2023, 1:24 p.m. Added 35 {"external_links": []}
April 3, 2023, 1:26 p.m. Added 35 {"external_links": []}
Jan. 28, 2023, 11:08 a.m. Created 43 [{"model": "core.projectfund", "pk": 23754, "fields": {"project": 936, "organisation": 2, "amount": 0, "start_date": "2019-09-30", "end_date": "2023-09-29", "raw_data": 37405}}]
Jan. 28, 2023, 10:51 a.m. Added 35 {"external_links": []}
April 11, 2022, 3:45 a.m. Created 43 [{"model": "core.projectfund", "pk": 15852, "fields": {"project": 936, "organisation": 2, "amount": 0, "start_date": "2019-09-30", "end_date": "2023-09-29", "raw_data": 3925}}]
April 11, 2022, 3:45 a.m. Created 41 [{"model": "core.projectorganisation", "pk": 60312, "fields": {"project": 936, "organisation": 1277, "role": "STUDENT_PP_ORG"}}]
April 11, 2022, 3:45 a.m. Created 41 [{"model": "core.projectorganisation", "pk": 60311, "fields": {"project": 936, "organisation": 44, "role": "LEAD_ORG"}}]
April 11, 2022, 3:45 a.m. Created 40 [{"model": "core.projectperson", "pk": 37149, "fields": {"project": 936, "person": 1330, "role": "STUDENT_PER"}}]
April 11, 2022, 1:46 a.m. Updated 35 {"title": ["", "Improved Lifing and Deterioration Assessment and Modelling"], "description": ["", "\nBackground\n\nThe impact of deterioration on turbine aerothermal performance, mostly represented by vane trailing edge oxidation, blade tip oxidation, leakages increase and surface roughness increase, is largely unknown. Deterioration assessment must be improved as being wrong is critical in terms of engine temperature margins and hence life cycle cost. \nDetailed and accurate measurements of capacity, aerodynamic losses and metal effectiveness under engine-realistic and extremely well characterized inlet boundary conditions are possible on the ECAT facility at the Oxford Thermofluids Institute. The investigators have a unique opportunity to quantify the effect of deterioration on performance of turbine components.\n\nResearch question\nThe project aims to understand the fundamental aerodynamic changes, metal effectiveness changes, and capacity shift associated with deteriorated turbine components (specifically the high-pressure nozzle guide vanes).\n\nApproach\nDetailed aerothermal measurements in the Oxford ECAT facility. These include, among others, inlet and exit plane traverses, capacity measurements, surface temperature measurements. \n\nTake engine parts from a series of operators, at different points during their life-cycle (from new parts, to end-of-life parts) and build up understanding and correlations for the capacity shift, overall thermal performance shift, and aerodynamic performance shift as the parts degrade with life. \n\nThe data will then be analysed and used to develop and validate models for predicting deteriorated performance from an aerodynamic point of view as well as from a thermal point of view. \n\nNovelty/Physical sciences\nThe outcome will be exchange rates to allow accurate performance bidding of deteriorated turbines and to help architecture decision (e.g. APS vs PVD vs PtAl coating on HPNGV) \nStandardise global process and tool to bid deterioration across the engine life. \nProvide key information on the thermal behaviour of deteriorated parts which can in turn be used to modify existing designs to improve life.\n\n"], "extra_text": ["", "\n\n\n\n"], "status": ["", "Active"]}
April 11, 2022, 1:46 a.m. Added 35 {"external_links": [3522]}
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