CONTENTS

Technical Comments and Reports

Bearing Designs for Turbomachinery

TANAKA Masato /83

Trend of rolling Bearing Technology for High Speed Applications

ARAMAKI Hirotoshi /92

Aerodynamic Foil Bearings

YOSHIMOTO Shigeka /99

Active Magnetic Bearing

MATSUSHITA Osami /105

The Development and Application of Large Journal Bearings for Large Turbo Machinery

OZAWA Yutaka /112

Letters from R&D Groups

The Research on Gas Turbine at 3rd Research Center, T. R. D. I. J. D. A

OHNO Yuji /119

Photograph on Cover

The Gas Turbine of 200 T/G IGCC Pilot Plant

TAKEHARA Isao /121

Bookreview

123

GTSJ Activities

124

Notice

125