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Thermo-mechanical analysis and estimation of turbine blade tip clearance of a small gas turbine engine under transient operating conditions

Rajesh Kumar, +5 more
- 01 Oct 2020 - 
- Vol. 179, pp 115700
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TLDR
In this paper, the deformation of turbine stage components (turbine rotor, nozzle guide vane, with integral blade shroud) during transient phases is investigated and a one-way coupled transient thermal-structural analysis is performed on a three-dimensional model to capture the actual behaviour of the tip clearance during transient operating conditions.
About: 
This article is published in Applied Thermal Engineering.The article was published on 2020-10-01 and is currently open access. It has received 32 citations till now. The article focuses on the topics: Turbine blade & Tip clearance.

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Citations
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Journal ArticleDOI

Multiscale analysis of thermomechanical stresses in double wall transpiration cooling systems for gas turbine blades

C.G. Skamniotis, +2 more
- 01 Oct 2021 - 
TL;DR: In this article, the authors present a modeling framework which combines Computational Fluid Dynamics (CFD)-heat transfer solutions for the temperature field in DWTC systems, with theoretical and Finite Element (FE) elastic solutions for thermal (T) stress and centrifugal (CF) stress fields.
Journal ArticleDOI

Performance improvement of the sanitary centrifugal pump through an integrated approach based on response surface methodology, multi-objective optimization and CFD

Sushil Thakkar, +3 more
- 01 Jan 2021 - 
TL;DR: In this article, a multi-objective optimization algorithm is used to get the Pareto optimal solution between head and efficiency, and the effect of the three design variables on head and energy efficiency is also studied.
Journal ArticleDOI

Numerical investigation of thermal deformation of meshing pairs in single screw compressor

Zhao Zhang, +1 more
- 01 Apr 2021 - 
TL;DR: In this paper, the thermal deformation mechanism of the meshing pairs in SSC is analyzed by using finite-element methods under the actual thermal boundary conditions tested by the infrared temperature camera.
Journal ArticleDOI

Parallel finite volume method-based fluid flow computations using OpenMP and CUDA applying different schemes

Asif Afzal, +4 more
- 02 Mar 2021 - 
TL;DR: In this paper, the use of four different schemes to parallelly compute the numerical flow equations based on the finite volume method is discussed. And the different schemes proposed are applied for parallelization using central processing units and graphical processing units.
Journal ArticleDOI

Machinability studies on boron carbide and graphite reinforced aluminium hybrid composites

B.N. Sharath, +5 more
- 01 Jan 2021 - 
TL;DR: In this article, the effect of machining parameters on the thrust force, torque and burr height while drilling Al 2618, Al2618 with 10% boron carbide (B4C) and 5% graphite (Gr) hybrid composites is addressed.
References
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Journal ArticleDOI

Computational Fluid Dynamics in Turbomachinery: A Review of State of the Art

Runa Nivea Pinto, +4 more
- 01 Jul 2017 - 
TL;DR: In this article, the authors reviewed the state of the art work carried out in the field of turbomachinery using computational fluid dynamics (CFD) and highlighted the prevailing merits and demerits of CFD in turbomachines.
Journal ArticleDOI

The exergy and energy level analysis of a combined cooling, heating and power system driven by a small scale gas turbine at off design condition

Chen Qiang, +4 more
- 01 May 2014 - 
TL;DR: In this article, an off-design performance analysis of a combined cooling, heating, and power (CCHP) system consisting of a small-scale gas turbine, an exhaust-fired double-effect absorption chiller, and a heat exchanger is presented.
Journal ArticleDOI

Performance analysis of a micro gas turbine and solar dish integrated system under different solar-only and hybrid operating conditions

Simone Semprini, +2 more
- 01 Jul 2016 - 
TL;DR: In this article, a hybrid energy system comprising a parabolic dish solar energy concentrator (Solar Dish) and a micro gas turbine is investigated in the study of solar-to-electric power conversion efficiency.
Journal ArticleDOI

Thermodynamic analysis of the part load performance for a small scale gas turbine jet engine by using exergy analysis method

Cem Tahsin Yucer
- 15 Sep 2016 - 
TL;DR: In this paper, a small scale gas turbine jet engine is analyzed to understand the performance of the jet engine, experiments are conducted at four different load types (i.e., idle, part load one, full load two and full load).
Journal ArticleDOI

Micro Gas-Turbine Design for Small-Scale Hybrid Solar Power Plants

Lukas Aichmayer, +3 more
- 01 Nov 2013 - 
TL;DR: In this paper, a thermoeconomic model of three different hybrid solar micro gas-turbine systems is presented for supplying controllable low-carbon electricity in off-grid regions.
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Parallelization Strategies for Computational Fluid Dynamics Software: State of the Art Review

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Computational Fluid Dynamics in Turbomachinery: A Review of State of the Art

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Maximum temperature analysis in a Li-ion battery pack cooled by different fluids

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Frequently Asked Questions (1)
Q1. What are the contributions mentioned in the paper "Thermo-mechanical analysis and estimation of turbine blade tip clearance of a small gas turbine engine under transient operating conditions" ?

This paper presents the thermo-mechanical analysis of a typical SGT engine to study the blade tip clearance influenced by the deformation of turbine stage components ( turbine rotor, nozzle guide vane ( NGV ) with integral blade shroud ) during transient phases.