Blade for a low pressure section of a steam turbine engine
A steam turbine rotating blade (20) for a low pressure section of a steam turbine engine (10) is disclosed. The steam turbine rotating blade (20) includes an airfoil portion (42). A root section (44) is attached to one end of the airfoil portion (42). A dovetail section (40) projects from the root s...
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creator | RIAZ, MUHAMMAD SAQIB STATHOPOULOS, DIMITRIOS |
description | A steam turbine rotating blade (20) for a low pressure section of a steam turbine engine (10) is disclosed. The steam turbine rotating blade (20) includes an airfoil portion (42). A root section (44) is attached to one end of the airfoil portion (42). A dovetail section (40) projects from the root section (44), wherein the dovetail section (40) includes a skewed axial entry dovetail (40). A tip section (46) is attached to the airfoil portion (46) at an end opposite from the root section (44). A cover (48) is integrally formed as part of the tip section (46). A part span shroud (50) is attached at an intermediate section of the airfoil portion (42) between the ends thereof. The blade (20) includes an exit annulus area of about 47.7 ft 2 (4.43m 2 ) or greater. |
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The steam turbine rotating blade (20) includes an airfoil portion (42). A root section (44) is attached to one end of the airfoil portion (42). A dovetail section (40) projects from the root section (44), wherein the dovetail section (40) includes a skewed axial entry dovetail (40). A tip section (46) is attached to the airfoil portion (46) at an end opposite from the root section (44). A cover (48) is integrally formed as part of the tip section (46). A part span shroud (50) is attached at an intermediate section of the airfoil portion (42) between the ends thereof. The blade (20) includes an exit annulus area of about 47.7 ft 2 (4.43m 2 ) or greater.</description><language>eng ; fre ; ger</language><subject>BLASTING ; ENGINE PLANTS IN GENERAL ; HEATING ; LIGHTING ; MACHINES OR ENGINES IN GENERAL ; MECHANICAL ENGINEERING ; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES ; STEAM ENGINES ; WEAPONS</subject><creationdate>2010</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20100421&DB=EPODOC&CC=EP&NR=2177714A2$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20100421&DB=EPODOC&CC=EP&NR=2177714A2$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>RIAZ, MUHAMMAD SAQIB</creatorcontrib><creatorcontrib>STATHOPOULOS, DIMITRIOS</creatorcontrib><title>Blade for a low pressure section of a steam turbine engine</title><description>A steam turbine rotating blade (20) for a low pressure section of a steam turbine engine (10) is disclosed. The steam turbine rotating blade (20) includes an airfoil portion (42). A root section (44) is attached to one end of the airfoil portion (42). A dovetail section (40) projects from the root section (44), wherein the dovetail section (40) includes a skewed axial entry dovetail (40). A tip section (46) is attached to the airfoil portion (46) at an end opposite from the root section (44). A cover (48) is integrally formed as part of the tip section (46). A part span shroud (50) is attached at an intermediate section of the airfoil portion (42) between the ends thereof. The blade (20) includes an exit annulus area of about 47.7 ft 2 (4.43m 2 ) or greater.</description><subject>BLASTING</subject><subject>ENGINE PLANTS IN GENERAL</subject><subject>HEATING</subject><subject>LIGHTING</subject><subject>MACHINES OR ENGINES IN GENERAL</subject><subject>MECHANICAL ENGINEERING</subject><subject>NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES</subject><subject>STEAM ENGINES</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2010</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZLByyklMSVVIyy9SSFTIyS9XKChKLS4uLUpVKE5NLsnMz1PITwPKFJekJuYqlJQWJWXmpSqk5qUDKR4G1rTEnOJUXijNzaDg5hri7KGbWpAfn1pckJicmpdaEu8aYGRobm5uaOJoZEyEEgDIWC4E</recordid><startdate>20100421</startdate><enddate>20100421</enddate><creator>RIAZ, MUHAMMAD SAQIB</creator><creator>STATHOPOULOS, DIMITRIOS</creator><scope>EVB</scope></search><sort><creationdate>20100421</creationdate><title>Blade for a low pressure section of a steam turbine engine</title><author>RIAZ, MUHAMMAD SAQIB ; STATHOPOULOS, DIMITRIOS</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_EP2177714A23</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; fre ; ger</language><creationdate>2010</creationdate><topic>BLASTING</topic><topic>ENGINE PLANTS IN GENERAL</topic><topic>HEATING</topic><topic>LIGHTING</topic><topic>MACHINES OR ENGINES IN GENERAL</topic><topic>MECHANICAL ENGINEERING</topic><topic>NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES</topic><topic>STEAM ENGINES</topic><topic>WEAPONS</topic><toplevel>online_resources</toplevel><creatorcontrib>RIAZ, MUHAMMAD SAQIB</creatorcontrib><creatorcontrib>STATHOPOULOS, DIMITRIOS</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>RIAZ, MUHAMMAD SAQIB</au><au>STATHOPOULOS, DIMITRIOS</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Blade for a low pressure section of a steam turbine engine</title><date>2010-04-21</date><risdate>2010</risdate><abstract>A steam turbine rotating blade (20) for a low pressure section of a steam turbine engine (10) is disclosed. The steam turbine rotating blade (20) includes an airfoil portion (42). A root section (44) is attached to one end of the airfoil portion (42). A dovetail section (40) projects from the root section (44), wherein the dovetail section (40) includes a skewed axial entry dovetail (40). A tip section (46) is attached to the airfoil portion (46) at an end opposite from the root section (44). A cover (48) is integrally formed as part of the tip section (46). A part span shroud (50) is attached at an intermediate section of the airfoil portion (42) between the ends thereof. The blade (20) includes an exit annulus area of about 47.7 ft 2 (4.43m 2 ) or greater.</abstract><oa>free_for_read</oa></addata></record> |
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language | eng ; fre ; ger |
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subjects | BLASTING ENGINE PLANTS IN GENERAL HEATING LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES STEAM ENGINES WEAPONS |
title | Blade for a low pressure section of a steam turbine engine |
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