...Dianyin Hu; Rongqiao Wang Purpose The purpose of this paper is to perform experiments on a full scale turbine blade attached to a part of actual turbine disc at elevated temperature, which can accurately predict the life of a fir‐tree contact under high cycle fatigue (HCF)/low cycle fatigue (LCF...

...Dianyin Hu; Rongqiao Wang; Zhi Tao Purpose A probabilistic‐based design for turbine disk at high temperature can quantify risk and thus identify areas of possible overdesign (conservatism). Moreover, the need for cost‐effective designs has resulted in the development of probabilistic design...

...Józef Błachnio Purpose The purpose of this paper is to present results of laboratory testing work on causes of a service failure/damage to an aircraft turbojet's gas‐turbine blade made of the EI 867‐WD alloy. Design/methodology/approach The tests comprised comparing the microstructure...

... that the turbulence model has an extraordinary effect on investigation of 3D flows in high‐speed turbo machinery. A centrifugal compressor of micro and radial turbines have been designed and simulated 3D using the commercial CFD‐code FLUENT 6. Three turbulence models k‐ε/standard, renormalization...

...Colin F. McDonald; Aristide F. Massardo; Colin Rodgers; Aubrey Stone Purpose To advance the design of heat exchanged gas turbine propulsion aeroengines utilising experience gained from early development testing, and based on technologies prevailing in the 1970‐2000 time frame. Design...

...Colin F. McDonald; Aristide F. Massardo; Colin Rodgers; Aubrey Stone Purpose Interest is currently being expressed in heat exchanged propulsion gas turbines for a variety of aeroengine applications, and in support of this, the aim of this paper is to evaluate the relevance of experience gained...

..., especially in radial compressible turbo machines design. Turbines Centrifugal force Diffusion © Emerald Group Publishing Limited 2007 Reza Aghaei tog can be contacted at: Reza_tog@yahoo.com The centrifugal compressor has very large field of applications in the process industry...

... of the business, could this be undermined was the proportion of RRSPs to rise further? © Emerald Group Publishing Limited 2005 --> Turbines Mechanical components Ownership changes loom in gas turbine components market Keywords: Turbines, Mechanical components A newly published...

... have been mainly done in the last decade. The paper act as a reference, gathering the works about turbomachinery components from a manufacturing point of view. Turbines Maintenance Engine components A gas turbine engine consists of different types of blades, such as fan blades, turbine...

...A.G. Pascoe Purpose This paper is an overview of aero gas turbine engine starting systems and discusses the system design considerations and integration with other aircraft systems. Design/methodology/approach Review of a range of recent publications on the subject, aiming to provide...

... It is easy to find that θ is equivalent to the circumferential angular coordinate. © Emerald Group Publishing Limited 2005 Aerodynamics Turbines Compared with the rapid development and wide application of the direct‐problem solvers in the analysis of turbo‐machine flow field...

... for structural reasons (Greitzer, 1981). In addition there can be a large drop in performance associated with this flow regime (efficiencies below 20 percent can be seen in the literature) (Iura and Rannie, 1954), so that overall gas turbine engine cycles may not be self‐sustained. ψ_2s...

...Jonathan Cooper; Lloyd Dingle Purpose This paper is concerned with the theoretical and practical engineering development issues, necessary for the design, build and test of an afterburner thrust augmentation system for a model aircraft gas turbine engine. Design/methodology/approach Research...

... © MCB UP Limited 2002 --> Machining Turbines Tooling Keywords: Machining, Turbines, Tooling The Japanese machine tool builder, Okuma & Howa, has introduced a version of its MM-300TB horizontal-spindle machining centre configured for profile milling turbine blades...

... The Turbomatt 10 is the first in a range of Vapormatt turbine based wet blast cleaning machines, with alliterative format larger capacity machines to be introduced over the next few months. The machine complements Vaporrnatt's existing comprehensive range of surface preparation and finishing...

... © MCB UP Limited 2002 --> Turbines Maintenance Aircraft Keywords: Turbines, Maintenance, Aircraft Wood Group Power's Aero Propulsion business has opened a new regional turbine facility at the North Bay Aerospace Center in Ontario, Canada to provide full maintenance...

...H. Zhan; W. Zhao Turbine blisks designed for advanced liquid rocket engine turbopumps are usually of a timed structure with twisted blades, and they can be machined effectively with the electrical discharge machining (EDM) process. After the machining specifications have been designated, the EDM...

... The complex nature of the machine's operation can be judged from the fact that up to 11 sets of turbine blade O/Ds and associated seal seat O/Ds may have to be ground at a single setting, with the wheel heads indexing along the turbine axis and adjusting to the different diameters involved...

... Controlled peening of turbine blades Keywords USF Vacu-Blast, Peening, Turbines, Blades USF Vacu-Blast reports that it has developed a variant of its "Ventus 150 AXT" automatic cabinet machine, specifically for the controlled steel shot,glass or ceramic bead peening of blade...

...H. Zhan; W. Zhao; G. Wang Various techniques for manufacturing integrally bladed turbine disks (turbine blisks) are described, followed by a discussion of the development trend of turbine blisk manufacture. Analysis shows that powder metallurgy near‐net‐shape hot isostatic pressing...