Flow instabilities in gas turbine chute seals
WebSep 9, 2024 · This paper investigates flow instabilities inside the cavity formed between the stator and rotor disks of a high-speed turbine rig. The cavity rim seal is of chute seal … WebDOI: 10.1115/1.4045148 Corpus ID: 203078678; Flow Instabilities in Gas Turbine Chute Seals @article{Horwood2024FlowII, title={Flow Instabilities in Gas Turbine Chute Seals}, author={Joshua T. Horwood and Fabian Patricio Hualca Tigsilema and Michael T. Wilson and James A Scobie and Carl M. Sangan and Gary D. Lock and Johan Dahlqvist and …
Flow instabilities in gas turbine chute seals
Did you know?
WebThis paper investigates flow instabilities inside the cavity formed between the stator and rotor disks of a high-speed turbine rig. The cavity rim seal is of chute seal design. The … WebThe ingress of hot annulus gas into stator-rotor cavities is an important topic to engine designers. Rim-seals reduce the pressurised purge required to protect highly-stressed …
WebJan 17, 2024 · The present work reports the influence of the 1.5-stage turbine flow field by the front and aft rim seal flow. The interaction between the front and aft purge flow and the mainstream of a 1.5-stage turbine was numerically simulated, and the influence of the front and aft purge flow on the downstream vane was analyzed separately. The results show … WebDownload. View publication
WebJun 17, 2024 · This paper presents experimental and computational results using a 1.5-stage test rig designed to investigate the effects of ingress through a double radial overlap rim-seal. The effect of the vanes and blades on ingress was investigated by a series of carefully controlled experiments: first, the position of the vane relative to the rim seal was … WebThis paper investigates flow instabilities inside the cavity formed between the stator and rotor disks of a high-speed turbine rig. The cavity rim seal is of chute seal design. from …
WebJun 17, 2024 · The ingress of hot annulus gas into stator–rotor cavities is an important topic to engine designers. Rim-seals reduce the pressurized purge required to protect highly …
WebMar 3, 2015 · To examine the simplified model to predict the ingress flow rate which was formerly proposed by the authors, the scaling characteristics of a shrouded rotor-stator system with a nonaxisymmetric main flow is studied using gas concentration measurements in the wheel-space. The predicted value for the sealing effectiveness as well as the … rayburn craycraftWebAug 30, 2024 · In high-pressure turbines, cool air is purged through rim seals at the periphery of wheel-spaces between the stator and rotor discs. The purge suppresses the ingress of hot gas from the annulus but superfluous use is inefficient. In this paper the interaction between the ingress, purge and mainstream flow is studied using unsteady … rayburn country resort weddingWebFeb 16, 2010 · The present paper gives a contribution to a better understanding of the flow at the rim and in the wheel space of gas turbines. Steady state and time-accurate numerical simulations with a commercial Navier-Stokes solver for a 1.5 stage turbine similar to the model treated in the European Research Project ICAS-GT were conducted. In the … simple research paper templateWebOct 13, 2024 · This paper presents WMLES simulations of a chute type turbine rim seal. Configurations with an axisymmetric annulus flow and with nozzle guide vanes fitted (but without rotor blades) are considered. rayburn country store huntington txWebNov 19, 2024 · Rim seals are fitted at the periphery of these cavities to reduce the pressurised purge required to protect vulnerable, highly-stressed engine components. … rayburn country timeshare bankruptcyWebThe ingress of hot annulus gas into stator-rotor cavities is an important topic to engine designers. Rim-seals reduce the pressurised purge required to protect highly-stressed components. This paper describes an experimental and computational study of flow through a turbine chute seal. The computations – which include a 360º domain - rayburn craneWebFeb 1, 2024 · The ingress of hot annulus gas into stator–rotor cavities is an important topic to engine designers. Rim-seals reduce the pressurized purge required to protect highly stressed components. This paper describes an experimental and computational study of … rayburn country subdivision tx