كتاب Practical Hydraulic Systems - Operation and Troubleshooting for Engineers & Technicians
منتدى هندسة الإنتاج والتصميم الميكانيكى
بسم الله الرحمن الرحيم

أهلا وسهلاً بك زائرنا الكريم
نتمنى أن تقضوا معنا أفضل الأوقات
وتسعدونا بالأراء والمساهمات
إذا كنت أحد أعضائنا يرجى تسجيل الدخول
أو وإذا كانت هذة زيارتك الأولى للمنتدى فنتشرف بإنضمامك لأسرتنا
وهذا شرح لطريقة التسجيل فى المنتدى بالفيديو :
http://www.eng2010.yoo7.com/t5785-topic
وشرح لطريقة التنزيل من المنتدى بالفيديو:
http://www.eng2010.yoo7.com/t2065-topic
إذا واجهتك مشاكل فى التسجيل أو تفعيل حسابك
وإذا نسيت بيانات الدخول للمنتدى
يرجى مراسلتنا على البريد الإلكترونى التالى :

Deabs2010@yahoo.com


-----------------------------------
-Warning-

This website uses cookies
We inform you that this site uses own, technical and third parties cookies to make sure our web page is user-friendly and to guarantee a high functionality of the webpage.
By continuing to browse this website, you declare to accept the use of cookies.
منتدى هندسة الإنتاج والتصميم الميكانيكى
بسم الله الرحمن الرحيم

أهلا وسهلاً بك زائرنا الكريم
نتمنى أن تقضوا معنا أفضل الأوقات
وتسعدونا بالأراء والمساهمات
إذا كنت أحد أعضائنا يرجى تسجيل الدخول
أو وإذا كانت هذة زيارتك الأولى للمنتدى فنتشرف بإنضمامك لأسرتنا
وهذا شرح لطريقة التسجيل فى المنتدى بالفيديو :
http://www.eng2010.yoo7.com/t5785-topic
وشرح لطريقة التنزيل من المنتدى بالفيديو:
http://www.eng2010.yoo7.com/t2065-topic
إذا واجهتك مشاكل فى التسجيل أو تفعيل حسابك
وإذا نسيت بيانات الدخول للمنتدى
يرجى مراسلتنا على البريد الإلكترونى التالى :

Deabs2010@yahoo.com


-----------------------------------
-Warning-

This website uses cookies
We inform you that this site uses own, technical and third parties cookies to make sure our web page is user-friendly and to guarantee a high functionality of the webpage.
By continuing to browse this website, you declare to accept the use of cookies.



 
الرئيسيةالبوابةأحدث الصورالتسجيلدخولحملة فيد واستفيدجروب المنتدى

شاطر
 

 كتاب Practical Hydraulic Systems - Operation and Troubleshooting for Engineers & Technicians

اذهب الى الأسفل 
كاتب الموضوعرسالة
Admin
مدير المنتدى
مدير المنتدى
Admin

عدد المساهمات : 17958
التقييم : 32672
تاريخ التسجيل : 01/07/2009
الدولة : مصر
العمل : مدير منتدى هندسة الإنتاج والتصميم الميكانيكى

كتاب Practical Hydraulic Systems - Operation and Troubleshooting for Engineers & Technicians Empty
مُساهمةموضوع: كتاب Practical Hydraulic Systems - Operation and Troubleshooting for Engineers & Technicians   كتاب Practical Hydraulic Systems - Operation and Troubleshooting for Engineers & Technicians Emptyالأربعاء 06 يونيو 2018, 12:30 pm

أخواني في الله
أحضرت لكم كتاب
Practical Hydraulic Systems - Operation and Troubleshooting for Engineers & Technicians
Ravi Doddannavae, Andries Barnard

كتاب Practical Hydraulic Systems - Operation and Troubleshooting for Engineers & Technicians P_h_s_10
و المحتوى كما يلي :


Table of Contents
1 Introduction to hydraulics 1
2 Pressure and flow 16
3 Hydraulic pumps 37
4 Hydraulic motors 69
5 Hydraulic cylinders 83
6 Control components in a hydraulic system 93
7 Hydraulic accessories 132
8 Hydraulic fluids 167
9 Applications of hydraulic systems 175
10 Hydraulic circuit design and analysis 181
11 Maintenance and troubleshooting
Index
Absolute pressure, 18
Absolute viscosity, 12
Absorbent filters, 141
Acceleration, 6-7
due to gravity, 7
Accumulators, 146-55
as auxiliary power source, 153
as hydraulic shock absorbers, 154-5
as leakage compensators, 154
gas-loaded, 148
non-separator, 148-9
separator, 149-53
spring-loaded, 147-8
weight-loaded, 147
Adjustable flow control valves, 115
Adsorbent filters, 141
Air-pressurized reservoir, 135
Air-to-hydraulic pressure booster, 2 3 ^
American National Standards Institute,
159, 181
Applications:
bendix hydro-boost brake system,
178-9
bridge maintenance, 180
high wire hydraulically driven overhead tram,
177-8
power steering, 179
welding, 179-80
Atmospheric pressure, 18
Axial piston motors, 76-9
bent-axis, 78
in-line, 78
principle of working, 78-9
Axial piston pumps, 53-5
Balanced vane pumps, 49-50
Ball valve, 117-18
Bendix hydro-boost brake system, 178-9
Bent-axis piston pumps, 53-4
Bernoulli's equation, 30-2
Beta ratio filters, 138
Boiling point, effect of pressure on, 18-19
Bourdon pressure gage, 19-20
Bourdon tube-type sensing element, 128
Brake power, 82
Brake valve, 106, 114
Bramah's press, 2
Bridge maintenance, 180
Bulk modulus, 11
Butterfly valve, 116-17
Check valves, 99-100
Circuit design, 181-9
control of double acting hydraulic cylinder, 183
counterbalance valve application, 185-6
fail-safe circuit, 187-8
hydraulic cylinder sequencing circuit, 186-7
mechanical hydraulic servo system, 189
pump unloading circuit, 185
regenerative circuit, 183-5
speed control of hydraulic motor, 188-9
symbols of hydraulic components, 181-2
Classification, 3
Cleanliness, 193
Compensator spring, 52
Continuous rotation hydraulic motors, 72-9
axial piston motors, 76-9
balanced and unbalanced-type vane motors,
74-5226 Index
Continuous rotation hydraulic motors (Continued)
gear motors, 72-3
piston motors, 75-6
radial piston motors, 76
vane motors, 73-4
Control valves, 94-123
direction control, 94-105
flow control, 94, 114-23
pressure control, 95, 106-7
Counterbalance valve, 106, 113-14
Darcy' s equation, 31
Density, 5-6
relative see Specific gravity
Diaphragm pressure switch, 127
Direction control valves, 94-105
direct acting and pilot-operated, 95-7
normally open and normally closed, 95
open and closed center hydraulic circuits, 97-100
shuttle valves, 104-5
spool-type, 101-4
Discharge, 27-9
Displacement volume, 38
Double-acting hydraulic cylinders, 85-8
Drive shaft, 41
Duplex-type filters, 141-2
Eccentricity, 51
Edge-type filters, 142
Electro-hydraulic servo valves, 125-6
Electro-hydraulic stepping motors, 82
Elevation (potential) head, 31
Energy, 9
Energy head, 31
Eulerian method, 25
Excessive heat, 198, 201
Excessive noise, 198, 200
Expansion joints, 162
External gear pump, 41-5
internal leakage of oil, 44-5
theoretical flow rate, 44
volumetric displacement, 43
principle of working, 143-5
tell-tale, 142-3
Fire-resistant fluids, 171-2
Fixed flow valves, 115
Flexible hoses, 165-6
see also Pipes and hoses
Flow, 24-33
incorrect, 198, 202-3
laminar, 26, 32
mass, 25
meaning of, 25
non-rotational, 27
non-uniform, 26
rate, 27-9
rotational, 27
steady, 26
turbulent, 27, 32
uniform, 26
unsteady, 26
velocity, 25
volumetric, 25
Flow control valves, 94, 114-23
adjustable flow, 115
ball valve, 117-18
butterfly valve, 116-17
fixed flow, 115
globe valve, 116
meter-in/meter-out functions, 120-3
pressure-compensated, 116, 118-20
throttling valve, 115, 118
valve characteristics, 122-3
Flow measurement, 33-6
orifice plate-type flowmeter, 35-6
rotameter, 33-4
turbine-type flowmeter, 34-5
Flowmeters, 130
Fluids, 4-5, 36
pressure in, 17
Foam-resistant fluids, 172-3
Force, 7
Forced balanced pressure transducer, 21
Foreign particles in hydraulic pumps, 65
Filters, 136-45
absorbent, 141
beta ratio, 138
duplex-type, 141-2
edge-type, 142
filter location, 140
fluid cleanliness level, 138-40
mechanical, 140
micron, 137
number particles/ml, 139-40
Gage pressure, 18
Gas-loaded accumulators, 148
Gases, 5
Gaskets, 68
Gear motors, 72-3
Gear pumps, 40-7
external, 41-5
gerotor pump, 46
inspection of gears, 67
internal, 45-6Index 227
lobe pumps, 46, 47
principle of operation, 47
Gerotor pump, 46
Globe valve, 116
Hagen-Poiseuille equation, 32
Heat, 13
Heat dissipation, 4
Heat exchangers, 155-7
air-cooled, 155-6
water-cooled, 156-7
Herringbone gears, 45
High wire hydraulically driven overhead tram, 177-8
Horsepower, 11
Hydraulic cylinders, 83-92
cylinder cushioning, 89
cylinder mountings, 89-92
double acting, 85-8
single acting, 84-5
Hydraulic fluids, 3-15, 167-74
air, 173-4
contamination, 136, 207
entrained gas in, 191-2
fire-resistant, 171-2
foam-resistant, 172-3
functions of, 3-4
incorrect viscosity, 207
lubricating oils, 173
neutralization number, 170-1
oxidation and corrosion prevention, 168-70
petroleum-based fluids, 173
properties of, 174
HydrauUc fuses, 126-7
Hydraulic jack, 22-3
Hydraulic motors, 69-82
basic principles, 69-70
continuous rotation, 72-9
electro-hydraulic stepping motors, 82
limited rotation, 70-2
performance, 79-82
Hydraulic power, 82
HydrauUc pumps, 37-68
capacity, 61-2
gear pumps, 40-7
maintenance, 64-6, 67-8
mechanical efficiency, 59-61
noise, 63-4
non-positive displacement pumps, 38-40
performance curves, 62-3
performance of, 58
performance parameters, 63, 66
piston pumps, 53-8
positive displacement/hydrostatic pumps, 40
principle of operation, 37-8
selection of, 66-7
vane pumps, 47-52
volumetric efficiency, 59
Hydraulic rams, 83-4
Hydraulic systems:
advantages of, 176
components of, 176-7
Hydrodynamics, 3, 25
Hydrokinetics, 25
Hydrostatic law, 17
Hydrostatics, 3
Ideal fluids, 36
Industrial hydraulics, 2
Internal energy, 9-10, 29-30
Internal gear pumps, 45-6
Kinematic viscosity, 12
Kinetic energy, 9, 29
Lagrangian method, 25
Laminar flow, 26
frictional losses in, 32
Law of conservation of energy, 29
Limited rotation hydraulic motors, 70-2
Linear actuators, 83
Lobe pumps, 46, 47
Lubricating oils, 173
Lubrication, 3, 14-15
Maintenance, 190-207
causes of system breakdown, 190-1
cleanliness, 193
entrained gas in fluids, 191-2
preventive, 193-7
safety, 192-3
wear due to fluid contamination, 191
Manifolds, 130-1
Mass, 5
Mass flow, 25
Mechanical efficiency, 59-61
hydraulic motors, 79-80
Mechanical filters, 140
Mechanical servo valves, 125
Metal piping, 157-8
Micron filters, 137
Motor head, 31
Neutralization number, 170-1
Newtonian fluids, 36
Non-Newtonian fluids, 36
Non-positive displacement pumps, 38-40228 Index
Non-rotational flow, 27
Non-separator accumulators, 148-9
Non-uniform flow, 26
0-Rings, 68
Oil:
foamy, 65
hydraulics, 2
overheating, 65
viscosity, and pump capacity, 61
wrong selection, 65
Orifice plate-type flowmeter, 35-6
Pascal'slaw, 2, 3, 21-2
application of, 22-4
Petroleum-based fluids, 173
Pilot-operated check valve, 100-1
Pilot-operated control valves, 95-7
Pilot-operated relief valves, 108
Pipes and hoses, 157-62
color identification code, 159
metal piping, 157-8
pipe fittings, 160
pipe joints, 160-2
schedules and codes, 158-60
steel piping, 157
Piston cup packings:
non-metallic, 196-7
preventive maintenance, 195-7
Piston motors, 75-6
Piston pumps, 53-8
axial, 53-5
radial piston pump, 57-8
swash plate inline piston pump, 54-7
Positive displacement/hydrostatic pumps, 40
Potential energy, 9, 29
Power, 10-11
Power steering, 179
Power transmission, 3
Pre-commissioning, 205
Pressure, 16-17
absolute, 18
atmospheric, 18
effect on boiling point, 18-19
in fluids, 17
gage, 18
incorrect, 198, 203
measurement, 19-21
at point in liquid, 17
Pressure-compensated flow control valves, 116,
118-20
Pressure control valves, 94, 105-14
brake valve, 106, 114
counterbalance valve, 106, 113-14
reducing valve, 105, 108-10
sequencing valve, 106, 111-14
simple pressure relief valve, 106-7
unloading valve, 105, 110-11
Pressure-flow relationship, 32-3
Pressure head, 31
Pressure relief valves:
compound, 108
simple, 106-7
Pressure switches, 127-8
Preventive maintenance, 193-7
piston cup packings, 195-7
sealing devices, 194-5
V-ring packings, 195
Pump head, 31
Pump slippage, 45
Radial piston motors, 76
Radial piston pump, 57-8
Real fluids, 36
Reducing valve, 105, 108-10
Relief valve, 45, 105
Reservoir system, 132-5
air-pressurized, 135
non-pressurized, 133-5
pressurized, 135
Reynolds number, 26-7
Rotameter, 3 3 ^
Rotary actuators, 69, 83
Rotary four-way control valves,
103-4
Rotational flow, 27
Running clearance, and capacity, 61
Safety, 192-3
Seal rings, 68
Sealed piston-type sensing element, 128
Sealing, 4
Seals:
cleaning of, 67-8
installation, 68
Separator accumulators, 149-52
bladder-type, 152
diaphragm-type, 149-51
piston-type, 149, 150
Sequencing valve, 106, 111-13
Servo cylinders, 124
Servo motors, 124
Servo transducers, 124
Servo valves, 123-6
components, 124
electro-hydraulic type, 125-6
mechanical-type, 125Index 229
Shock absorbers, 129-30
Shuttle valves, 104-5
Single acting hydrauUc cylinders, 84-5
Snubber restrictions, 20
Solenoid-operated control valves, 102-3
Specific gravity, 6
Specific weight, 8
Spool-type control valves, 1 0 1 ^
rotary four-way, 103-4
solenoid-operated, 102-3
three-way and four-way, 101-2
two-way, 101
Spring-loaded accumulators, 147-8
Spur gears, 45
Steady flow, 26
Steel piping, 157
Steel tubing, 162-4
Strainers, 145
see also Filters
Supply pumps, 124
Swagelok fitting, 163-4
Swash plate inline piston pump, 54-7
Tell-tale filters, 142-3
Temperature switch, 128-9
Throttling valve, 115, 118
Torque, 14
Troubleshooting, 197-207
commissioning, 205-6
excessive heat, 198, 201
excessive noise, 198, 200
fault finding process, 197
faulty operation, 199, 203
fluid contamination, 207
high fluid temperature, 206
incorrect commissioning/adjustment, 207
incorrect flow, 198, 202-3
incorrect fluid viscosity, 207
incorrect pressure, 198, 203
instruments for, 204
investigation of failure, 207
pre-commissioning, 205
prevention of premature failure, 206-7
see also Maintenance
Turbine-type flowmeter, 34-5
Turbulent flow, 27
frictional losses in, 32
Uniform flow, 26
Unloading valve, 105, 110-11
Unsteady flow, 26
Vacuum, 18
Vane motors, 7 3 ^
balance and unbalanced-type, 74-5
Vane pumps, 47-52
balanced, 49-50
classification, 49
pump operation, 48-9
vane loading, 50
variable displacement, 50-2
Variable displacement vane pumps, 50-1
pressure compensation in, 52
Velocity, 6
Velocity head, 31
Velocity of flow, 25
Viscosity, 12-13
Viscosity index, 13
Volume, 5
Volumetric displacement, external gear pump, 43
Volumetric efficiency, 45
hydraulic motors, 80
hydraulic pumps, 59
Volumetric flow, 25
Water-glycol solutions, 172
Water hydraulics, 2
Water-in-oil emulsions, 172
Weight, 7-8
Weight-loaded accumulators, 147
Welding, 179-80
Work, 8-9


كلمة سر فك الضغط : books-world.net
The Unzip Password : books-world.net
أتمنى أن تستفيدوا من محتوى الموضوع وأن ينال إعجابكم

رابط من موقع عالم الكتب لتنزيل كتاب Practical Hydraulic Systems - Operation and Troubleshooting for Engineers & Technicians
رابط مباشر لتنزيل كتاب Practical Hydraulic Systems - Operation and Troubleshooting for Engineers & Technicians
الرجوع الى أعلى الصفحة اذهب الى الأسفل
 
كتاب Practical Hydraulic Systems - Operation and Troubleshooting for Engineers & Technicians
الرجوع الى أعلى الصفحة 
صفحة 2 من اصل 1
 مواضيع مماثلة
-
» محاضرة بعنوان Troubleshooting and Preventive Maintenance of Hydraulic Systems
» كتاب Materials for Engineers and Technicians
» كتاب The Basics of Hydraulic Systems
» كتاب Technical Writing - A Practical Guide for Engineers and Scientists
» كتاب Numerical PDEs for Environmental Scientists and Engineers - A First Practical Course

صلاحيات هذا المنتدى:لاتستطيع الرد على المواضيع في هذا المنتدى
منتدى هندسة الإنتاج والتصميم الميكانيكى :: المنتديات الهندسية :: منتدى الكتب والمحاضرات الهندسية :: منتدى الكتب والمحاضرات الهندسية الأجنبية-
انتقل الى: