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Keywords: ceramics
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2025, 147(3): 031016.
Paper No: GTP-24-1250
Published Online: October 15, 2024
... and cryogenically fit and brazed to a stainless-steel 304 housing. The use of a copper liner minimizes welds and, with active cooling, is expected to provide better durability over traditional hardware using stainless-steel or Inconel with a ceramic liner. The test section has two opposing 9.5 in × 3.125 in (241 mm...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2012, 134(5): 051301.
Published Online: March 5, 2012
... in SN282 than in AS800 silicon nitride. The critical impact velocity where targets fractured catastrophically decreased with decreasing target size and was lower in SN282 than in AS800. Overall, FOD by steel projectiles was significantly less than that by silicon-nitride ceramic counterparts, due to much...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2010, 132(9): 092301.
Published Online: June 7, 2010
...Michael J. Vick; Andrew Heyes; Keith Pullen A three kilowatt turboshaft engine with a ceramic recuperator and turbine has been designed for small unmanned air vehicle (UAV) propulsion and portable power generation. Compared with internal combustion (IC) engines, gas turbines offer superior...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2009, 131(2): 021301.
Published Online: December 24, 2008
...Sung R. Choi; Donald J. Alexander; Robert W. Kowalik Foreign object damage behavior of an oxide/oxide (N720/AS) ceramic matrix composite was determined at ambient temperature using impact velocities ranging from 100 m/s to 400 m/s by 1.59 mm diameter steel-ball projectiles. Two different support...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2009, 131(2): 022101.
Published Online: December 19, 2008
... on metallic-coated components. The metallic bond coat provides oxidation and/or corrosion protection. It is generally believed that the primary failure mode of TBCs is delamination and fracture of the top ceramic coating parallel to the bond coat in the proximity of the thermally grown oxide (TGO) between...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2008, 130(3): 031301.
Published Online: April 2, 2008
...Sung R. Choi; Robert W. Kowalik Interlaminar crack growth resistances were evaluated for five different SiC fiber-reinforced ceramic matrix composites (CMCs) including three gas-turbine grade melt-infiltrated Si C ∕ Si C composites. Modes I and II crack growth resistances, G I and G II , were...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2004, 126(1): 45–49.
Published Online: March 2, 2004
... reinforced composites fasteners silicon compounds gas turbines aircraft testing combustion failure (mechanical) melt infiltration aerospace propulsion ceramics A major focus of NASA’s enabling propulsion materials (EPM) program was development of advanced ceramic matrix composites (CMC’s...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2003, 125(3): 777–782.
Published Online: August 15, 2003
..., with an electronic vehicle management unit supervising the system for control and regulation. Road simulation tests are presented, based on standard ECC driving mission cycles. The turbogas performance might be improved adopting ceramic blades, with a possible increase of the TIT (turbine inlet temperature...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2003, 125(3): 845–850.
Published Online: August 15, 2003
...N. Kyriakis; T. Manikas; P. Pistikopoulos; E. Vouitsis Endothermic phenomena were identified during the regeneration of the porous ceramic diesel particulate trap. These phenomena were experimentally investigated and they were found to be related to the cerium content of the fuel used for the trap...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2003, 125(1): 28–33.
Published Online: December 27, 2002
...Y. Suzuki; T. Satoh; M. Kawano; N. Akikawa; Y. Matsuda A reverse-flow annular combustor with its casing diameter of 400 mm was developed using an uncooled liner made of a three-dimensional woven ceramic matrix composite. The combustor was tested using the TRDI high-pressure combustor test facility...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2002, 124(4): 922–930.
Published Online: September 24, 2002
... and a bending moment M. In this case, the effects of plastic deformation, creep of ceramic coating, as well as thermal growth oxidation and temperature gradient in TBC system are considered in the model due to the fact that these effects are considered in the calculation of thermal stress. The energy release...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2002, 124(3): 465–470.
Published Online: June 19, 2002
...J. A. DiCarlo; H. M. Yun There exists today considerable interest in developing continuous fiber-reinforced ceramic matrix composites (CMC) that can operate as hot-section components in advanced gas turbine engines. The objective of this paper is to present simple analytical and empirical models...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2002, 124(3): 617–626.
Published Online: June 19, 2002
...B. Schenk Honeywell Engines, Systems & Services has successfully addressed critical concerns that are slowing commercialization of structural ceramics in gas turbines. The U.S. Department of Energy (DoE) sponsored Ceramic Turbine Engine Demonstration Project (CTEDP) had the mission of advancing...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2002, 124(3): 459–464.
Published Online: June 19, 2002
... testing, and engine testing has been performed on combustor liners and turbine shrouds made from such MI composites. Frame 5 sized combustor liners were rig tested under lean head end diffusion flame conditions for 150 hours, including 20 thermal trip cycles, with no observed damage to the ceramic liners...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2002, 124(3): 627–635.
Published Online: June 19, 2002
...I. Takehara; T. Tatsumi; Y. Ichikawa The Japanese ceramic gas turbine (CGT) research and development program (FY1988-1998) as a part of the New Sunshine Project funded by the Ministry of International Trade and Industry (MITI) was completed in March 1999. Kawasaki Heavy Industries, Ltd. (KHI...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2001, 123(3): 513–519.
Published Online: November 1, 2000
...C. M. Grondahl; T. Tsuchiya The introduction of a ceramic gas turbine component in commercial power generation service will require significant effort. A careful assessment of the power plant performance benefit achievable from the use of ceramic components is necessary to rationalize the priority...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2001, 123(2): 288–292.
Published Online: October 1, 2000
...M. Singh; E. Lara-Curzio Various issues associated with the design and mechanical evaluation of joints of ceramic matrix composites are discussed. The specific case of an affordable, robust ceramic joining technology (ARCJoinT) to join silicon carbide (CG-Nicalon™) fiber-reinforced-chemically vapor...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2000, 122(4): 632–636.
Published Online: May 15, 2000
...Kang N. Lee Plasma-sprayed mullite 3 Al 2 O 3 s ˙ 2 SiO 2 and mullite/yttria-stabilized-zirconia (YSZ) dual layer coatings have been developed to protect silicon-based ceramics from environmental attack. Mullite-based coating systems show excellent durability in air. However, in combustion...