700 likes | 924 Views
Chapter 1 Introduction. What is a hydraulic system ?. A hydraulic system is a means of using a pressurized fluid to transmit power between the place where the power is generated and the point where it is used. هيدروليك كلمة يونانية الأصل تعني نقل القدرة بإستخدام السوائل.
E N D
Chapter 1 Introduction
What is a hydraulic system ? A hydraulic system is a means of using a pressurized fluid to transmit power between the place where the power is generated and the point where it is used • هيدروليك • كلمة يونانية الأصل تعني نقل القدرة بإستخدام السوائل
INTERNAL COMBUSTION ENGINE ELECTRIC MOTOR GAS TURBINE ALTERNATIVE Sources of power
USE OF POWER SOURCE OF POWER ? Connecting the sources of power
Hydraulic Power Transmission CONTROL STOP DIRECTION START POSITION SPEED ACCELERATION
CreatingPressure PUMP ACTUATOR
CreatingPressure PUMP ACTUATOR
CreatingPressure W PUMP ACTUATOR
CreatingPressure W P PUMP ACTUATOR
FORCE AREA PRESSURE PressureDefined FORCE = PRESSURE x AREA PRESSURE = FORCE ÷ AREA
1 kg 1 kg 1 kg LOW PRESSURE HIGH PRESSURE HIGH PRESSURE PressureDefined
F F F F F 1000 P = P = P = P = P = = = 100 kg/cm2 1000 kg A A A A A 10 F 10 cm2 Lifting A load P A PUMP ACTUATOR
? 1000 kg 10 cm2 10 cm2 Lifting A load 100 kg/cm2 PUMP ACTUATOR
1000 kg 10 cm2 10 cm2 Lifting A load 1000 kg 100 kg/cm2 PUMP ACTUATOR
F F 1000 P = P = = = 10 kg/cm2 1000 kg A A 100 100 cm2 10 cm2 Lifting A load 10 kg/cm2 A PUMP ACTUATOR
F = P x A = 10 x 10 = 100 kg 1000 kg 100 cm2 10 cm2 ForceMultiplication 100 kg 10 kg/cm2 A PUMP ACTUATOR
1000 kg F F = P = A A 100 cm2 10 cm2 ForceMultiplication 100 kg 10 kg/cm2 A PUMP ACTUATOR
Conservation of Energy W PUMP ACTUATOR
Conservation of Energy W PUMP ACTUATOR
Conservation of Energy W PUMP ACTUATOR
Conservation of Energy W PUMP ACTUATOR
Conservation of Energy W PUMP ACTUATOR
Conservation of Energy F W 10 F 1 A 10 10 A A x 10 = VOLUME = 10 A x 1 PUMP ACTUATOR
PUMP ACTUATOR Hydraulic Machine
PUMP ACTUATOR Hydraulic Machine
PUMP ACTUATOR Hydraulic Machine
PUMP ACTUATOR Hydraulic Machine
PUMP ACTUATOR Hydraulic Machine
PUMP ACTUATOR Hydraulic Machine
PUMP ACTUATOR Hydraulic Machine
PUMP ACTUATOR Hydraulic Machine
PUMP ACTUATOR Hydraulic Machine
PUMP ACTUATOR Hydraulic Machine
PUMP ACTUATOR Hydraulic Machine
Hydraulic Machine PUMP ACTUATOR
PUMP ACTUATOR Hydraulic Machine
PUMP ACTUATOR Hydraulic Machine
Hydraulic Machine PUMP ACTUATOR
PUMP ACTUATOR Hydraulic Machine