Đang chuẩn bị liên kết để tải về tài liệu:
Ebook The vibration analysis handbook: Part 1
Đang chuẩn bị nút TẢI XUỐNG, xin hãy chờ
Tải xuống
(BQ) Part 1 book "The vibration analysis handbook" has contents: Introduction to machinery vibration, time and frequency analysis techniques, accurate evaluation of machinery condition, hardware and software required for accurate diagnostic. | THE VIBRATION ANALYSIS HANDBOOK First Edition Second Printing TABLE OF CONTENTS CHAPTER ONE: INTRODUCTION TO MACHINERY VIBRATION TheoryofVibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 HarmonicMotion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Periodic Motion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 RandomMotion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 The Relationship between Time and Frequency . . . . . . . . . . . . . . . . . . . . . . 3 Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Amplitude Measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Sources of Frequencies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Generated Frequencies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Excited Frequencies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Frequencies Caused by Electronic Phenomena . . . . . . . . . . . . . . . . 17 ForcingFunction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Combinations of Machine Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Mixing Frequencies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Electrical and Mechanical Relationship . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Time and Frequency Domain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Relationship between Velocity. Displacement. and Acceleration . . . . . . . . . 25 Units of Measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .