Clutches and Brakes: Design and Selection

ISBN-13: 9780824748760 / Angielski / Twarda / 2004 / 300 str.

William C. Orthwein; Orthwein C. Orthwein

Opis

Written for engineers, this reference collects numerous formulas, analytical methods, and graphs related to the design and selection of brakes and clutches for use in the automotive, aircraft, farming, and manufacturing industries. It simplifies calculations, introduces a wide range of applications,

Recenzje

"…an indispensable authoritative text by a leading expert in the field….recommended."
-Applied Mechanics Reviews, about the first edition

Spis treści

FRICTION MATERIALS
Friction Code
Wear
Brake Fade
Friction Materials
Notation
References
BAND BRAKES
Derivation of Equations
Application
Lever-Actuated Band Brake: Backstop Design
Example: Design of a Backstop
Notation
Formula Collection
References
EXTERNALLY AND INTERNALLY PIVOTED SHOE BRAKES
Pivoted External Drum Brakes
Pivoted Internal Drum Brakes
Design of Dual-Anchor Twin-Shoe Drum Brakes
Dual-Anchor Twin-Shoe Drum Brake Design Examples
Design of Single-Anchor Twin-Shoe Drum Brakes
Single-Anchor Twin-Shoe Drum Brake Design Examples
Electric Brakes
Notation
Formula Collection
References
LINEARLY ACTING EXTERNAL AND INTERNAL DRUM BRAKES
Braking Torque and Moments for Centrally Pivoted External Shoes
Braking Torque and Moments for Symmetrically Supported Internal Shoes
Design Examples
Notation
Formula Collection
DRY AND WET DISK BRAKES AND CLUTCHES
Caliper Disk Brakes
Ventilated Disk Brakes
Annular Contact Disk Brakes and Clutches
Design Examples
Notation
Formula Collection
CONE BRAKES AND CLUTCHES
Torque and Activation Force
Folded Cone Brake
Design Examples
Notation
Formula Collection
References
MAGNETIC PARTICLE, HYSTERESIS, AND EDDY-CURRENT BRAKES AND CLUTCHES
Theoretical Background
Magnetic Particle Brakes and Clutches
Hysteresis Brakes and Clutches
Eddy-Current Brakes and Clutches
Notation
References
ACCELERATION TIME AND HEAT DISSIPATION CALCULATIONS
Energy Dissipated in Braking
Mechanical Energy of Representative Systems
Braking and Clutching Time and Torque
Clutch Torque and Acceleration Time
Example 1: Grinding Wheel
Example 2: Conveyor Brake
Example 3: Rotary Kiln
Example 4: Crane
Example 5: Magnetic Particle or Hysteresis Brake Dynamometer
Example 6: Tension Control
Example 7: Torque and Speed Control
Example 8: Soft Start
Notation
Formula Collection
CENTRIFUGAL, ONE-WAY, AND DETENT CLUTCHES
Centrifugal Clutches
One-Way Clutch: The Spring Clutch
Overrunning Clutches: The Roller Clutch
Overrunning Clutches: The Sprag Clutch
Torque Limiting Clutch: Tooth and Detent Types
Torque Limiting Clutch: Friction Type
Notation
Formula Collection
References
FRICTION DRIVES WITH CLUTCH CAPABILITY
Belt Drives
Friction Wheel Drive
Friction Cone Drive
Example 1: Belt Drive, Hinged Motor Mount
Example 2: Belt Drive, Sliding Motor Mount
Example 3: Cone Drive
Notation
Formula Collection
FLUID CLUTCHES AND BRAKES
Fluid Couplings as Clutches
Fluid Brakes: Retarders
Magnetorheological Suspension Clutch and Brake
Notation
Formula Collection
References
ANTILOCK BRAKING SYSTEMS
Tire/Road Friction Coefficient
Mechanical Skid Detection
Electrical Skid Detection: Sensors
Electrical Skid Detection: Control
Notation
Formula Collection
References
BRAKE VIBRATION
Brief Historical Outline
Recent Experimental Data
Finite Element Analysis
Caliper Brake Noise Reduction
References
ENGINEERING STANDARDS FOR CLUTCHES AND BRAKES
SAE Standards
American National Standards Institute (ANSI)
Other Standards Organizations
BIBLIOGRAPHY
INDEX

O autorze

William C. Orthwein