- "...following types of squealers: a) Rectangular squealer b) Elliptical squealer c) Sloping type squealer..."

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The squealer tip blade provides a lower overall heat transfer coefficient when compared to the flat tip blade. Azad et al. (2000) compared the ...
indjst.org/current/july09senthil.pdf
http://indjst.org/current/july09senthil.pdf.

-στη fig. 46 θα δεις καθαρά τη διαφορά στα flat και στα squealer ακροπτερύγια...

http://books.google.com/books?id=OjN7GkIDk4UC&lpg=PT124&dq="...

-άλλη μία φωτογραφία των recessed type/squealer ακροπτερυγίων...

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Today, in order to reduce the effect of tip leakage flow, recessed type tips, ... Squealer tip section. Film cooling hole. Coolant Plenum. Coolant Feed ...
www.vki.ac.be/download/dcsummaries/04-05/musta.pdf -

-αναφορές σε recessed/grooved...

A squealer(recessed) tip with a 3. 77 percent recess is considered here. The data on the squealer tip are also compared with a flat tip case. ...
cat.inist.fr/?aModele=afficheN&cpsidt=804983 -

Leakage flow can be reduced by using a recessed or squealer tip blade or by cooling the blade tip to incorporate film cooling. The performance of different ...
etd.lsu.edu/.../etd-09222004-101511/ -

Yang and Diller studied local heat transfer coefficients at several locations on a turbine blade tip model with a recessed cavity (squealer tip) in a ...
link.aip.org/link/?JOTUEI/125/778/1

[10] measured detailed heat transfer coefficients and static pressure distributions on the squealer tip surface with a 3.77% recess, and found that the ...
linkinghub.elsevier.com/retrieve/pii/S0894177708000381

To reduce the leakage flow and heat transfer on the tip, the blades of modern gas turbines are typically grooved chord-wise and are called squealer tip ...
link.aip.org/link/?JHTRAO/125/669/1

1995], round holes on a flat tip, round holes on a grooved or squealer tip, and flared slots on the pressure side wall. As before, film effectiveness ...
scholar.lib.vt.edu/theses/available/etd-07082003-080311/.../Part_I.pdf

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1.4 Grooved (Squealer) Tip Injection 15. 3.1 Experimental set-up 32. 3.2 Flow circuit for Secondary Injection 32. 3.3 Hole Geometry 33 ...
handle.dtic.mil/100.2/ADA400381

-ίσως "με αύλακα/αυλάκωση/κόλπωμα/εντύπωμα/εσοχή" ή αυλακωτό;



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Note added at 11 ώρες (2009-11-20 08:13:49 GMT)
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ή αυλακωτής διατομής;