CA2973378A1 - Auxetic structures with angled slots in engineered patterns for customized npr behavior and improved cooling performance - Google Patents

Auxetic structures with angled slots in engineered patterns for customized npr behavior and improved cooling performance

Info

Publication number
CA2973378A1
CA2973378A1 CA2973378A CA2973378A CA2973378A1 CA 2973378 A1 CA2973378 A1 CA 2973378A1 CA 2973378 A CA2973378 A CA 2973378A CA 2973378 A CA2973378 A CA 2973378A CA 2973378 A1 CA2973378 A1 CA 2973378A1
Authority
CA
Canada
Prior art keywords
elongated apertures
apertures
elongated
rigid body
npr
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
CA2973378A
Other languages
English (en)
French (fr)
Inventor
Christopher Booth-Morrison
Mehran FARHANGI
Matthew Christopher Innes
Megan SCHAENZER
Ali SHANIAN
Farhad JAVID
Katia Bertoldi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Harvard University
Original Assignee
Harvard University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Harvard University filed Critical Harvard University
Publication of CA2973378A1 publication Critical patent/CA2973378A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/002—Wall structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
    • F23R3/04—Air inlet arrangements
    • F23R3/06—Arrangement of apertures along the flame tube
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/03—Alloys based on nickel or cobalt based on nickel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
    • F23R2900/00005—Preventing fatigue failures or reducing mechanical stress in gas turbine components
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
    • F23R2900/00014—Reducing thermo-acoustic vibrations by passive means, e.g. by Helmholtz resonators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
    • F23R2900/03041—Effusion cooled combustion chamber walls or domes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA2973378A 2015-01-09 2016-01-09 Auxetic structures with angled slots in engineered patterns for customized npr behavior and improved cooling performance Abandoned CA2973378A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562101840P 2015-01-09 2015-01-09
US62/101,840 2015-01-09
US201562118826P 2015-02-20 2015-02-20
US62/118,826 2015-02-20
PCT/US2016/012769 WO2016112368A1 (en) 2015-01-09 2016-01-09 Auxetic structures with angled slots in engineered patterns for customized npr behavior and improved cooling performance

Publications (1)

Publication Number Publication Date
CA2973378A1 true CA2973378A1 (en) 2016-07-14

Family

ID=56356521

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2973378A Abandoned CA2973378A1 (en) 2015-01-09 2016-01-09 Auxetic structures with angled slots in engineered patterns for customized npr behavior and improved cooling performance

Country Status (7)

Country Link
US (1) US20180274783A1 (enExample)
EP (1) EP3242758B1 (enExample)
JP (1) JP2018508738A (enExample)
CN (1) CN108367329B (enExample)
CA (1) CA2973378A1 (enExample)
RU (1) RU2017126597A (enExample)
WO (1) WO2016112368A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2973385A1 (en) * 2015-01-09 2016-07-14 President And Fellows Of Harvard College Auxetic structures with distorted projection slots in engineered patterns to provide npr behavior and improved stress performance
US11536174B2 (en) 2017-07-20 2022-12-27 President And Fellows Of Harvard College Acoustic damper for gas turbine combustors with orthogonal slots
CN111299402A (zh) * 2019-11-29 2020-06-19 湖南飞沃新能源科技股份有限公司 一种热墩生产线
CN115621608A (zh) * 2022-09-21 2023-01-17 南京航空航天大学 一种基于开闭孔负泊松比胞元混合排列的防护与散热结构
CN119704807B (zh) * 2023-09-27 2026-07-24 深圳市航天新材科技有限公司 一种柔性多功能材料及其制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6427446B1 (en) * 2000-09-19 2002-08-06 Power Systems Mfg., Llc Low NOx emission combustion liner with circumferentially angled film cooling holes
US7546737B2 (en) * 2006-01-24 2009-06-16 Honeywell International Inc. Segmented effusion cooled gas turbine engine combustor
US20110059291A1 (en) * 2009-09-07 2011-03-10 Boyce Christopher M Structured materials with tailored isotropic and anisotropic poisson's ratios including negative and zero poisson's ratios
GB201105790D0 (en) * 2011-04-06 2011-05-18 Rolls Royce Plc A cooled double walled article
FR2979416B1 (fr) * 2011-08-26 2013-09-20 Turbomeca Paroi de chambre de combustion
CN105555517B (zh) * 2013-03-15 2018-09-21 哈佛大学校长及研究员协会 低孔隙率拉胀片材
US9709274B2 (en) * 2013-03-15 2017-07-18 Rolls-Royce Plc Auxetic structure with stress-relief features
US9353783B2 (en) * 2013-03-15 2016-05-31 Rolls-Royce Canada, Ltd. Auxetic locking pin

Also Published As

Publication number Publication date
CN108367329A (zh) 2018-08-03
JP2018508738A (ja) 2018-03-29
EP3242758A4 (en) 2018-07-18
RU2017126597A (ru) 2019-02-11
WO2016112368A1 (en) 2016-07-14
RU2017126597A3 (enExample) 2019-06-04
EP3242758A1 (en) 2017-11-15
CN108367329B (zh) 2021-04-09
EP3242758B1 (en) 2019-09-11
US20180274783A1 (en) 2018-09-27

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Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20210831