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Robert Kielb

Professor of the Practice Emeritus in the Thomas Lord Department of Mechanical Engineering and Materials Science
Thomas Lord Department of Mechanical Engineering and Materials Science
179 Hudson Hall, Box 90300, Durham, NC 27708-0300
179 Hudson Hall, Box 90300, Durham, NC 27708

Scholarly Works - Reports


COMPUTER PROGRAM FOR CALCULATING UNSTEADY AERODYNAMIC COEFFICIENTS FOR CASCADES IN SUPERSONIC AXIAL FLOW.

Report · December 1, 1987 Recent interest in supersonic and hypersonic flight has renewed interest in developing propulsion systems which include a supersonic axial flow compressor. An important design consideration for the blades in such a compressor is aeroelastic stability. This ... Cite

MASS BALANCING OF HOLLOW FAN BLADES.

Report · June 1, 1986 This paper uses a typical section model to analytically investigate the effect of mass balancing as applied to hollow, supersonic fan blades. A procedure to determine the best configuration of an internal balancing mass to provide flutter alleviation is de ... Cite

JOINT RESEARCH EFFORT ON VIBRATIONS OF TWISTED PLATES. PHASE I: FINAL RESULTS.

Report · September 1, 1985 This publication gives the complete theoretical and experimental results of the first phase of a joint government/industry/university research study on the vibration characteristics of twisted cantilever plates. The study was conducted to generate an exper ... Cite

STRUCTURAL AND AEROELASTIC ANALYSIS OF THE SR-7L PROPFAN.

Report · March 1, 1985 This paper presents a structural and aeroelastic analysis of a large scale advanced turboprop rotor blade. This 8-blade rotor is designed to operate at Mach 0. 8 at an altitude of 35,000 ft. The blades are highly swept and twisted and of spar/shell constru ... Cite

NONLINEAR DISPLACEMENT ANALYSIS OF ADVANCED PROPELLER STRUCTURES USING NASTRAN.

Report · August 1, 1984 The steady state displacements of a rotating advanced turboprop are computed using the geometrically nonlinear capabilities of COSMIC NASTRAN Rigid Format 4 and MSC NASTRAN Solution 64. A description of the modified Newton-Raphson algorithm used by Solutio ... Cite