Publicly Available Papers Presented at Previous Seals/Secondary Air System Workshops
Held at NASA Glenn Research Center, Cleveland, OH 44135

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2006 Seals/Secondary Air System Workshop

Proceedings - Click here to access 2006 Proceedings
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185 MB

2005 Seals/Secondary Air System Workshop

Proceedings - Click here to access 2005 Proceedings
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30 MB

2004 Seals/Secondary Air System Workshop

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454KB
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2003 Seals/Secondary Air System Workshop

Proceedings Index - Click here to access 2003 Proceedings
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135KB

2002 Individual Papers

A Compliant Casing for Transonic Axial Compressors
Dr. Gregory S. Bloch, Air Force Research Laboratory and Dr. Chunill Hah, NASA Glenn Research Center
4,369KB

Overview of Seal Development at Albany-Techniweave
Bruce Bond, Albany Techniweave Inc.
719KB

Numerical Solutions of Motion of HP/LP Assembly of Finger Seals and Design Considerations
M. Jack Braun and Hazel M. Pierson, University of Akron, V.V Kudriavtsev, CFD Canada, and Fred K. Choy, University of Akron
3,824KB

NASA Glenn Research Center Overview
Donald J. Campbell, NASA Glenn Research Center
4,371KB

Development of Advanced Seals for Industrial Gas Turbines--Abradable Seals
Raymond E. Chupp, General Electric Global Research Center
4,890KB

NASA's Integrated Space Transportation Plan
Harry Cikanek, NASA Glenn Research Center
2,667KB

High Temperature Metallic Seal Development
Amit Datta, Advanced Components & Materials, Inc. and D. Greg More, The Advanced Products Company
1,463KB

Update on the Development and Capabilities of Unique Structural Seal Test Rigs
Jeffrey J. DeMange, Ohio Aerospace Institute, Patrick H. Dunlap, Jr. and Bruce M. Steinetz, NASA Glenn Research Center, and Daniel P. Breen and Malcolm G. Robbie, Analex Corporation
2,256KB

Third Generation RLV Structural Seal Development Programs at NASA GRC
Patrick H. Dunlap, Jr. and Bruce M. Steinetz, NASA Glenn Research Center and Jeffrey J. DeMange, Ohio Aerospace Institute
2,229KB

Turbine Engine Clearance Control Systems: Current Practices and Future Directions
Scott B. Lattime, Ohio Aerospace Institute and Bruce M. Steinetz, NASA Glenn Research Center
3,337KB

Hexoloy® SiC Components
Dean P. Owens, Saint-Gobain Advanced Ceramics
2,146KB

Non-Contacting Compliant Foil Seal for Gas Turbine Engine
Mohsen Salehi, Hooshang Heshmat, and James F. Walton, Mohawk Innovative Technology, Inc.
2,049KB

Film Riding Brush Seal Preliminary Studies
Wilbur Shapiro, Tribos Engineering, P.C.
207KB

Overview of NASA's UEET and TBCC/RTA Programs
Robert J. Shaw and Catherine L. Peddie, NASA Glenn Research Center
17,492KB

Overview of NASA Glenn Seal Program
Bruce M. Steinetz, Margaret P. Proctor, and Patrick H. Dunlap, Jr., NASA Glenn Research Center, Irebert Delgado, U.S. Army Research Laboratory, Jeffrey J. DeMange, Christopher C. Daniels, and Scott B. Lattime, Ohio Aerospace Institute
1,715KB

Technology Requirements for the 21st Century--A NASA Perspective
Woodrow Whitlow, Jr., NASA Glenn Research Center
63,800KB

2001 Conference Proceedings

2001 NASA Glenn Seal/Secondary Air System Workshop Conference Proceedings
58,056KB

2001 Individual Papers

NASA’s Vision for 21st Century Aircraft
Woodrow Whitlow, Jr., Director of R&T;, NASA Glenn Research Center
4,511KB

Overview of NASA Glenn Seal Program
Bruce M. Steinetz, Margaret P. Proctor, Patrick H. Dunlap, Jr., NASA Glenn Research Center; Irebert Delgado, U.S. Army Research Laboratory; and Jeffrey J. DeMange, Christopher C. Daniels and Scott B. Lattime, Ohio Aerospace Institute
2,116KB

Overview of NASA’s UEET Program
Robert J. Shaw, NASA Glenn Research Center
4,742KB

NASA’s Advanced Space Transportation Program—RTA Project Summary
Paul Bartolotta and Nancy McNelis, NASA Glenn Research Center
645KB

Aspirating Seal GE90 Test
Thomas W. Tseng, General Electric Aircraft Engines; Alan D. McNickle, Stein Seal Company; Bruce M. Steinetz, NASA Glenn Research Center; and Norman Turnquist, General Electric Corporate Research and Development
580KB

Development of High Misalignment Carbon Seals
Lou Dobek and Alessio Pescosolido, Pratt & Whitney; and George Szymborski and Seb Caromile, Stein Seal Company
523KB

Improved Main Shaft Seal Life in Gas Turbines Using Laser Surface Texturing
Alan D. McNickle, Stein Seal Company; and Izhak Etsion, Surface Technologies, Ltd.
691KB

Development of Advanced Seals for Industrial Turbine Applications
Raymond E. Chupp, Mahmut F. Aksit, Farshad Ghasripoor, Norman A. Turnquist, Saim Dinc, and Jason Mortzheim, General Electric Corporate Research and Development; and Mehmet Demiroglu, Advanced Innovative Technologies, Inc.
1,827KB

Improved Steam Turbine Leakage Control With a Brush Seal Design
Norman Turnquist and Raymond E. Chupp, General Electric Corporate Research and Development; Ryan Pastrana, General Electric Energy Services; and Chris Wolfe and Mark Burnett, General Electric Power Systems
1,184KB

Status of Seal Development at Technetics
Doug Chappel, Technetics Corporation
4,935KB

Non-Contacting Compliant Foil Seal for Gas Turbine Engine
Mohsen Salehi and Hooshang Heshmat, Mohawk Innovative Technology, Inc.
1,382KB

Numerical Simulation of Flow, Pressure and Motion of Front Back Fingers in a Two Rows Finger Seal
M. Jack Braun, University of Akron; V.V. Kudriavtsev, CFD Canada; Fred K. Choy, University of Akron; and Margaret P. Proctor and Bruce M. Steinetz, NASA Glenn Research Center
734KB

High Temperature Metallic Seal Development
Amit Datta, Advanced Components & Materials, Inc.; and D. Greg More, The Advanced Products Company
1,453KB

X-38 Seal Development
Donald M. Curry and Ronald K. Lewis, NASA Johnson Space Center; and Jeffrey D. Hagen, Lockheed Martin Space Operations
1,950KB

Third Generation RLV Structural Seal Development Programs at NASA GRC
Patrick H. Dunlap, Jr., and Bruce M. Steinetz, NASA Glenn Research Center; and Jeffrey J. DeMange, Ohio Aerospace Institute
590KB

Development and Capabilities of Unique Structural Seal Test Rigs
Jeffrey J. DeMange, Ohio Aerospace Institute; Patrick H. Dunlap, Jr., and Bruce M. Steinetz, NASA Glenn Research Center; and Daniel P. Breen and Malcolm G. Robbie, Analex Corporation
2,999KB

Analyses of Control Surface Seal Tested in the AMES Arc Jet Tunnel (Panel Test Facility)
Alton J. Reich and Mahesh Athavale, CFD Research Corporation; and Patrick H. Dunlap, Jr., and Bruce M. Steinetz, NASA Glenn Research Center
638KB

Overview of Seal Development at Albany International Techniweave, Inc.
Bruce Bond, Albany International Techniweave, Inc.
603KB

Overview of GRC’s Advanced Sensor and Instrumentation Development
Carolyn Mercer, NASA Glenn Research Center
6,093KB

2000 Conference Proceedings

2000 NASA Glenn Seal/Secondary Air System Workshop Conference Proceedings
58,334KB

2000 Individual Papers

Overview of NASA Glenn Seal Development Program
Bruce M. Steinetz and Robert C. Hendricks, NASA Glenn Research Center
3361KB

Welcome to the Airline Industry
Sherry Soditus, United Airlines
218KB

Design of Critical Components
Robert C. Hendricks and Erwin V. Zaretsky, NASA Glenn Research Center
150KB

Overview of Ultra-Efficient Engine Technology (UEET) Program
Joe Shaw, NASA Glenn Research Center
1388KB

Development of an Enhanced Thermal Barrier for RSRM Nozzle Joints
Paul H. Bauer, Thiokol Propulsion
2451KB

Advanced Seals at GE Research and Development Center
Ray Chupp and Norm Turnquist, General Electric Corporate Research and Development
2353KB

GE90 Demonstration of Aspirating Seal
T.W. Tseng, General Electric Aircraft Engines
110KB

Advanced Aspirating Seal
Alan D. McNickle, Stein Seal Company
850KB

Development of High Misalignment Carbon Seals: Overview
Lou Dobek, Pratt & Whitney
1727KB

Development of High Misalignment Carbon Seals: Designs
George Szymborski, Stein Seal Company
640KB

Finger Seal Development for a Combustor Application
Arun Kumar, Honeywell Engines & Systems
2539KB

High Temperature Performance Evaluation of a Compliant Foil Seal
Mohsen Salehi, Hooshang Heshmat, and James F. Walton II, Mohawk Innovative Technology, Inc. (MiTi)
7945KB

Large-Diameter Spiral Groove Face Seal Development
Xiaoqing Zheng and Gerald Berard, PerkinElmer Fluid Sciences
48583KB

Abradable Seal Developments at Technetics
Doug Chappel and Harold Howe, Technetics Corporation
13020KB

High Temperature Metallic Seal Development
Amit Datta, Advanced Components and Materials, Inc., and D. Greg More, The Advanced Products Company
489KB

Investigation of a Shrouded Rotor-Stator Disk Cavity
Ram P. Roy, G. Xu, and J. Feng, Arizona State University
3073KB

X–38 Seal Development
Donald M. Curry and Ronald K. Lewis, NASA Johnson Space Center, and Jeffrey D. Hagen, Lockheed Martin Space Operations
5353KB

Rudder/Fin Seal Investigations for the X–38 Re-Entry Vehicle
Patrick H. Dunlap, Jr. and Bruce M. Steinetz, NASA Glenn Research Center, and Donald M. Curry, NASA Johnson Space Center
1397KB

Control Surface Seal Development for Future Re-Entry Vehicles
Chuck Newquist, Juris Verzemnieks, and Pete Keller, The Boeing Company
5277KB

Thermal Barriers
Dennis Barber, Oceaneering Thermal Systems
894KB

Overview of Thermal Barrier/Seal Development at Hi-Temp Insulation
James Joyce and Sieg Bork, Hi-Temp Insulation, Inc.
1064KB

Rope Seal Developments
Bruce Bond, Albany International Techniweave, Inc.; John Xia, Siemens Westinghouse; and Margaret Kowal, University of New Hampshire
871KB

NASA GRC Cryogenic Seal Test Rig Capability
Margaret Proctor, NASA Glenn Research Center
7687KB

Overview of CMC Development Activities in NASA’s Ultra-Efficient Engine Technology (UEET) Program
Dave Brewer, NASA Glenn Research Center
2732KB

Overview of NASA Studies on High-Temperature Ceramic Fibers
James A. DiCarlo and Hee Mann Yun, NASA Glenn Research Center
373KB

High Temperature Ceramic Fiber Development and Trends
David Wilson, 3M
367KB

1999 Workshop Proceedings

1999 NASA SEAL/SECONDARY AIR SYSTEM WORKSHOP
Bruce M. Steinetz and Robert C. Hendricks, NASA Glenn Research Center
3,223KB

OVERVIEW OF ULTRA-EFFICIENT ENGINE TECHNOLOGY (UEET) PROGRAM
Joe Shaw, NASA Glenn Research Center
4,228KB

WELCOME TO UNITED AIRLINES
Sherry Soditus, United Airlines
333KB

GENERAL AVIATION PROPULSION PROGRAM AND BEYOND
Leo A. Burkardt, NASA Glenn Research Center
4,901KB

GAS TURBINE SYSTEMS FOR THE 21ST CENTURY
Abbie W. Layne, Department of Energy FETC
21,298KB

FULL SCALE TESTING OF AN ASPIRATING FACE SEAL WITH ANGULAR MISALIGNMENT
Norm Turnquist, General Electric Corporate Research and Development, Alan D. McNickle, Stein Seal, Co., Thomas W. Tseng, General Electric Aircraft Engines, and Bruce M. Steinetz, NASA Glenn Research Center
4,228KB

GE LOW HYSTERESIS BRUSH SEAL
Tom Tseng, GEAE
686KB

ADVANCED SEALS AT GE RESEARCH AND DEVELOPMENT CENTER
Saim Dinc, Norm Turnquist, and Ray Chupp, General Electric Corporate Research and Development
2,515KB

GE INDUSTRIAL TURBINE ADVANCED SEAL DEVELOPMENT
Raymond Chupp, Saim Dinc, and Norm Turnquist, General Electric Corporate Research and Development
4,054KB

PRESSURE BALANCED, LOW HYSTERESIS FINGER SEAL TEST RESULTS
Gul K. Arora, AlliedSignal Engines, Margaret Proctor and Bruce M. Steinetz, NASA Glenn Research Center, and Irebert R. Delgado, U.S. Army Research Laboratory
338KB

SEAL DEVELOPMENTS AT PERKIN ELMER FLUID SCIENCES
Tony O'Meara, Perkin Elmer Fluid Sciences
2,413KB

ADVANCED ASPIRATING SEAL
Alan D. McNickle, Stein Seal Company
801KB

SOME INTERESTING SEALS RELATED ANALYSES
Tony Artiles, FlowServe
2,234KB

HYDROSTATIC GAS SEAL PREDICTIONS
Wilbur Shapiro, WSA, Inc., and Glen Garrison, Stein Seal Company
3,924KB

ADVANCED SEALS FOR GENERAL AVIATION ENGINES
Mohsen Salehi and Hooshang Heshmat, Mohawk Innovative Technology, Inc.
16,637KB

DEVELOPMENT OF THERMAL BARRIERS FOR SOLID ROCKET MOTOR NOZZLE JOINTS
Bruce M. Steinetz and Patrick H. Dunlap, Jr., NASA Glenn Research Center
549KB

BRAIDING FUNDAMENTALS AND SEAL FABRICATION AT ALBANY-TECHNIWEAVE
Bruce Bond, Albany International Techniweave, Inc.
609KB

HIGH TEMPERATURE SOLID LUBRICANT DEVELOPMENTS FOR SEAL APPLICATIONS
Christopher DellaCorte, NASA Glenn Research Center
4,592KB

NASA GRC CRYOGENIC SEAL TEST RIG CAPABILITY
Margaret Proctor, NASA Glenn Research Center
2,366KB

CONTINUED EVALUATION OF THE HYBRID FLOATING BRUSH SEAL (HFBS)
Scott B. Lattime, Jack Braun, and Fred K. Choy, B&C; Engineering Associates, Inc., and Robert C. Hendricks and Bruce M. Steinetz, NASA Glenn Research Center
5,027KB

EXPERIMENTAL AND NUMERICAL RESULTS OF THE COUPLED SEAL CAVITY AND MAIN FLOW FOR A LIQUID HYDROGEN ROCKET TURBOPUMP
Kerry N. Oliphant and David Japikse, Concepts ETI, Inc.
3,311KB

ENGINEERING AND SCIENTIFIC COMPUTATION OVER THE INTERNET
Jack Braun, PSICO: Partners in Scientific Computing
2,294KB

THE TRAILBLAZER PROGRAM
Charles J. Trefny, NASA Glenn Research Center
1,393KB

INFLUENCE OF ROCKET ENGINE CHARACTERISTICS ON SHAFT SEAL TECHNOLOGY NEEDS
John E. Keba, Boeing, Rocketdyne Division
2,802KB

BANTAM CONTROL SURFACE/TPS SEALS DEVELOPMENT
Juris Verzemnieks and Chuck Newquist, Boeing
3,868KB

X-38 TPS SEAL STATUS
Donald M. Curry, NASA Johnson Space Center
6,591KB

A PRIMER IN ADVANCED FATIGUE LIFE PREDICTION METHODS
Gary R. Halford, NASA Glenn Research Center
164KB

1998 Workshop Proceedings

OVERVIEW OF THE HSR PROPULSION PROGRAM
Catherine Peddie, NASA Glenn
8,798KB

OVERVIEW OF THE DOE, ADVANCED TURBINE SYSTEMS PROGRAM
Abbie W. Layne, United States Department of Energy
4,996KB

GAP PROGRAM OVERVIEW
Leo Burkardt, NASA Glenn
2,784KB

RECENT PROGRESS IN AIR/OIL SEALS RESEARCH AT ALLIEDSIGNAL
M. Rifat Ullah, AlliedSignal
1,051KB

EXPERIMENTAL AND NUMERICAL RESULTS FOR A LIQUID HYDROGEN TURBOPUMP WITH SEAL CAVITIES
K.N. Oliphant, A. Bhattacharyya, and David Japikse, Concepts ETI
108KB

SEAL TECHNOLOGY DEVELOPMENT AT EG&G; ENGINEERED PRODUCTS
Ray England, EG&G;
13,095KB

SEAL DEVELOPMENT AT STEIN SEAL COMPANY
Alan D. McNickle, Stein Seal Company
4,757KB

FLOWSERVE CORPORATION FLUID SEALING DIVISION
Bill Adams and Tony Artilles, FlowServe Corporatio
3,343KB

ADVANCES IN THE HYBRID FLOATING BRUSH SEAL NOZZLE JOINT LOCATIONS
Scott Lattime and J. Braun, B&C; Engineering
4,859KB

FEASIBILITY ASSESSMENT OF THERMAL BARRIERS FOR SHUTTLE RSPM NOZZLE JOINT LOCATIONS
Bruce Steinetz, NASA Glenn, and Patrick Dunlap, Jr., Modern Technologies Corp
6,192KB

TRIBOLOGICAL TUFT TESTING OF CANDIDATE BRUSH SEAL MATERIALS
Chris DellaCorte, NASA Glenn
2,760KB

ADVANCED BEARINGS/SEALS FOR GENERAL AVIATION ENGINES
James F. Walton II, Mohawk Innovative Technology, Inc.
872KB

ROCKET TURBOMACHINERY SEALS
John E. Keba, Boeing/Rocketdyne Propulsion & Power
600KB

ADVANCED SEALS FOR GE INDUSTRIAL GAS TURBINE APPLICATIONS
S. Dinc, G. Reluzco, N.A. Turnquist, and M. Zhou, GE R&D; and O. Kerber, F. Brunner, G. Crum, A.E. Stuck, R.H. Cromer, P.T. Marks, R.P Chiu, and C.E. Wolfe, GE Power Generation
1,717KB

CHALLENGES IN HYDROGEN SEALING FOR GENERATORS
Bharat Bagepalli, Mahmut Aksit, and Rob Mayer, General Electric Company
632KB

ADVANCED SEAL DEVELOPMENT FOR SIEMENS WESTINGHOUSE COMBUSTION TURBINES
Ray Chupp, Siemens Westinghouse Power Corporation
11,971KB

COUPLED, TRANSIENT SIMULATIONS OF THE INTERACTION BETWEEN POWER AND SECONDARY FLOWPATHS IN GAS TURBINES
M.M. Athavale, A.J. Przekwas, and H.-Y. Li, CFD Research Corporation; and Robert Hendricks and Bruce Steinetz, NASA Glenn
3,206KB

NPSS ENGINE SYSTEMS SIMULATIONS
Joseph P. Veres, NASA Glenn
5,570KB

THE TRAILBLAZER PROGRAM
Charles J. Trefney, NASA Glenn
4,113KB

BANTAM
Mark Klem, NASA Glenn
1,426KB

THERMAL PROTECTION SYSTEM DESIGN AND DEVELOPMENT FOR THE X-38
T. John Kowal, NASA Johnson
1,905KB

1997 Workshop Proceedings

AIR/OIL SEALS R&D; AT ALLIEDSIGNAL
M. Rifat Ullah, AlliedSignal Engines
434KB

EFFECTS OF 'COOLED' COOLING AIR ON PRE-SWIRL NOZZLE DESIGN
J.A. Scricca and K.D. Moore, Pratt and Whitney
8,839KB

ROTATING BRUSH SEAL
S.B. Lattime, M.J. Braun, and F.K. Choy, B&C; Engineering Associates, Inc; and R.C. Hendricks and B.M. Steinetz, NASA Glenn
1,165KB

EFFECTS OF COMPRESSION, STAGING, AND BRAID ANGLE ON BRAIDED ROPE SEAL PERFORMANCE
Bruce M. Steinetz, NASA Glenn; and Patrick H. Dunlap Jr, and Michael L. Adams, Modern Technologies Corp.
744KB

ADVANCED METALLIC SEAL FOR HIGH TEMPERATURE APPLICATIONS
Terence Nolan, Jeff Swensen, and Jeff Layer, EG&G; Pressure Science
318KB

DEVELOPMENT OF A THIN GAUGE METALLIC SEAL FOR GAS TURBINE ENGINE APPLICATIONS TO 1700°F
Raymond O. England, EG&G; Mechanical Components Research and Development Center
120KB

LM2500+ BRUSH SEAL CASE STUDY
Fred G. Haaser, GE Aircraft Engines
895KB

ADVANCED SEAL DEVELOPMENT FOR LARGE INDUSTRIAL GAS TURBINES
Raymond .E Chupp, Westinghouse Electric Corporation
1,148KB

BRUSH SEAL ARRANGEMENT FOR THE RS-68 TURBOPUMP SET
D. Nunez, D. Ransom, and G. Prueger, Boeing, Rocketdyne Propulsion and Power
831KB

STABILITY OF THE WAVE BEARING ON AN ELASTIC SUPPORT
Florin Dimofte and Theo G. Keith Jr, The University of Toledo
1,202KB

LIQUID ANNULAR SEAL CFD ANALYSIS FOR ROTORDYNAMIC FORCE PREDICTION
Jeff Moore and Alan Palazzolo, Texas A&M;
94,720KB

TURBOFAN ENGINE CORE COMPARTMENT VENT AERODYNAMIC CONFIGURATION DEVELOPMENT METHODOLOGY
Leonard J. Herbert, The Boeing Company
30,109KB

ADAPTING ANALYSIS TOOLS TO ENGINE EXTERNALS ANALYSIS
Ken Dunkelberg, The Boeing Company
69,491KB

COMMERCIAL AIRCRAFT MAINTENANCE EXPERIENCE RELATING TO ENGINE EXTERNAL HARDWARE
Sharon M. Soditus, United Airlines, San Francisco International Airport
559KB

737/CFM56-7 AIRCRAFT ENGINE SYSTEMS
Steve Wright and Justin Shiosaki, The Boeing Company
51,730KB

THE IMPORTANCE OF ENGINE EXTERNAL'S HEALTH
Barry L. Stoner, Pratt & Whitney
743KB

ENGINE DEVELOPMENT DESIGN MARGINS BRIEFING CHARTS
Chuck Bentz, Universal technology Corporation
2,119KB

1996 Workshop Proceedings

GENERAL OVERVIEW
Bruce M.Steinetz ARMY'S SMALL ENGINE SEALS INTEREST
George A. Bobula, NASA Glenn
108KB

THE U.S. DEPARTMENT OF ENERGY (DOE)--ADVANCED TURBINE SYSTEMS (ATS) PROGRAM
Abbie W. Layne, U.S. Department of Energy
1,142KB

MEETING THE GOALS OF THE ADVANCED TURBINE SYSTEMS (ATS) PROGRAM AND THE CHALLENGE IN MANAGING ENGINE COOLING AND LEAKAGE FLOWS
Gary M. Holloway, General Electric
622KB

TRANSITIONING AERO GAS TURBINE SEALING TECHNOLOGY TO POWER GENERATION INDUSTRIAL GAS TURBINES
Raymond E. Chupp, Westinghouse Electric Corporation
989KB

AERODERIVATIVE MARINE AND OFFSHORE BASED POWER
Jim Guion, General Electric
1,256KB

PERCEIVED NEEDS SPACE PROPULSION/POWER APPLICATIONS
Sol Gorland, NASA Glenn
1,372KB

HYPERSONIC ENGINE TECHNOLOGY
Charles J. Trefny, NASA Glenn
1,481KB

SEALS AND SECONDARY FLOW SYSTEMS
Sharon M. Soditus, San Francisco International Airport
470KB

PERFORMANCE of BRUSH SEALS IN LARGE COMMERCIAL ENGINES
Frederic Mahler and Ester Boyes, Pratt & Whitney
648KB

HIGH SPEED AND TEMPERATURE COUNTER-ROTATING INTERSHAFT SEALS FOR TURBINE ENGINES
Wilbur Shapiro and Nelson Pope, Stein Seal Company
774KB

ADVANCED BRUSH SEAL DEVELOPMENT
John Short, EG&G; Mechanical Components Group
463KB

ADVANCED METALLIC SEAL FOR HIGH TEMPERATURE APPLICATIONS
Jeff Layer, EG&G; Mechanical Components
1,139KB

PRESSURE BALANCED, RADIALLY COMPLIANT NON CONTACT, SHAFT RIDING SEAL
Jim Gardener, EG&G; Mechanical Components
788KB

DAMPER SEALS FOR GAS TURBINES AND COMPRESSORS
John M. Vance, Texas A&M; University
519KB

FLOATING BRUSH SEALS
Jack Braun, B&C; Engineering
1,655KB

NASA GLENN'S TRIBOLOGICAL TEST FACILITIES
James Fellenstein, Ohio Aerospace Institute
274KB

TURBINE BLADE TIP AND OUTER AIRSEAL FLOW ANALYSIS WITH STRUCTURED AND UNSTRUCTURED CODES
Chunill Hah, NASA Glenn
1,092KB

ACTIVE PIEZOELECTRIC STRUCTURES FOR TIP CLEARANCE MANAGEMENT
Dimitris A. Savanos, Ohio Aerospace Institute
558KB

HIGH TEMPERATURE BRAIDED ROPE SEALS FOR STATIC SEALING APPLICATIONS: CURRENT PROGRESS
Bruce M. Steinetz, NASA Glenn; and Michael L. Adams, Modern Technologies Corp.
966KB

AIR-OIL SEALS R&D; AT ALLIED SIGNAL
Rifat Ullah, AlliedSignal Engines
619KB

ENGINE CASE EXTERNALS CHALLENGES AND OPPORTUNITIES
Mike Miller, Boeing Commericial Aircraft
1,329KB

NUMERICAL PROPULSION SYSTEM SIMULATION
Joseph P. Veres, NASA Glenn
1,152KB

EFFECTS OF SHROUDED STATOR INNER-BAND CAVITY FLOWS ON MULTISTAGE AXIAL-FLOW COMPRESSOR PERFORMANCE
Tony Strazisar, NASA Glenn
1,447KB

SIMULATION OF GAS TURBINE SECONDARY AND MAIN PATH FLOWS AND INGESTION
M.M. Athavale, Y.H. Ho, and A.J. Przekwas, CFD Research Corporation
1,875KB

THE IMPACT OF SEAL LEAKAGE FLOW ON THE PERFORMANCE OF MULTI-STAGE AXIAL FLOW COMPRESSORS
John Adamczyk, NASA Glenn
334KB

LABYRINTH SEAL THERMOMECHANICAL EFFECTS/GUIDELINES FOR SUCCESSFUL OPERATION
Joe Kulesa, General Electric Co.
629KB

ENGINE STRUCTURES COMPUTATIONAL SIMULATION METHODS
Christos C. Chamis, NASA Glenn
1,115KB

DAMAGE MECHANISMS INVOLVING SEALS AND SECONDARY FLOWS: THE POTENTIAL FOR BENEFICIAL APPLICATION FOR PROBABILISTIC METHODS
Anthony J. Smalley, Southwest Research Institute
2,577KB

GAS TURBINE COMPRESSOR BLADE TIP CONTROL USING SHAPE MEMORY ALLOY RINGS
L. MacDonald Schetky, Memry Technologies
772KB

ALTERNATIVE SEAL CONDITION MONITORING TECHNOLOGIES
George Madzar, NASA Glenn
373KB

APPLICATIONS OF ACTIVE CONTROL
Kam W. Ng, Office of Naval Research
1,345KB

QUANTIFICATION OF GEAR TOOTH DAMAGE BY OPTIMAL TRACKING OF VIBRATION SIGNATURES
F.K. Choy, R.J. Veillette, V. Polyshcuk, and M.J. Braun, The University of Akron, and R.C. Hendricks, NASA Glenn
739KB

PROGRAMMED INSPECTION MACHINES
Robert Lee, Brown and Sharpe Manufacturing Co.
1,226KB

MORE ELECTRIC COMMERCIAL AIRCRAFT ENGINES
A.F. Kascak, G.V. Brown, and G.L. Stefko
1,447KB

MODELING AND DESIGN SYSTEMS FOR INTEGRATED MICROELECTROMECHANICAL DEVICES
Robert Mullen, Case Western Reserve University
316KB

GAS JOURNAL BEARING STABILITY VERSUS AMPLITUDE RATIO
Florin Dimofte and Theo G. Keith, Jr., The University of Toledo, and Robert C. Hendricks, NASA Glenn
644KB

SEALS/SECONDARY FLOWS
R.C. Hendricks and B.M.Steinetz, NASA Glenn, and M.M. Athavale and A.J. Przekwas, CFD Research Corp
3,715KB

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