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CAMOZZI
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PNEUMATICAUTOMATION
Index
Chapter 1
PHYSICS
12 The air
13 Atmospheric pressure
14 Absolute and relative pressure
16 Boyle’s law
18 The effect of temperature on gases
19 Gay-Lussac’s law
22 Relationship between pressure, volume and temperature
25 Pressure and flow rate
27 Pascal’s principle
29 Venturi’s principle
30 Mechanical concepts
34 Magnetism and electromagnetism
Chapter 2
AIRPRODUCTIONANDPREPARATION
38 Compressors
40 From the compressor to the air receiver
41 From the receiver tank to the point of use
43 Pipe size calculations
44 Treatment of compressed air:
- the filter
- coalescing filters
47 Pressure regulator
48 Isolation valves
49 The soft start valve
50 Pressure regulator without compensation
51 Treatment of compressed air: the lubricator
Chapter 3
CYLINDERS
54 Principles of cylinder operation
56 Component parts and terminology
57 Pressure differential in the two chambers of a double-acting cylinder
58 Developed forces
59 Constructive characteristics
60 Sizing of a cylinder according to the applied load
62 Cushioning phase of themovement of a double-acting cylinder
63 Acceleration phase of a double acting cylinder
64 Cylinder brackets
65 Piston rodmountings
66 Rod stress with a compression load
68 Devices tomodify the cylinder performance: the lever
71 Devices tomodify the cylinder performance:
- the crank handle
- gearedmechanisms
- thewedge
77 Rotary cylinders
79 Magnetic cylinders
80 Special purpose cylinders
82 Cylinder free air consumption
84 Required air for a pneumatic cylinder
85 Hydrochecks
86 Pressure booster
Chapter 4
VALVES
90 Valves
90 Classification of the valves
92 Poppet valves
93 The function of a 3/2-way NC poppet valve
94 The function of a 3/2-way NO poppet valve
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