Lab 1 Reynolds Experiment /1
Objectives /1
Equipment Preparation /1
Principle /1
Equipment Description /3
Part 1 Observing Flow Status /4
Part 2 Determining Reynolds Number /5
Lab 2 Bernoulli's Experiment /6
Objectives /6
Equipment Preparation /6
Discussion /8
Procedure /9
Lab 3 Fluid Friction /11
Objectives /11
Equipment Preparation /11
Part 1 Fluid Friction in a Smooth Bore Pipe /13
Part 2 Head Loss Due to Pipe Fittings /15
Part 3 Fluid Friction in a Roughened Pipe /17
Part 4 Fluid Friction in an Orifice Plate or Venturi /18
Lab 4 Fluid Power Components and Circuits /21
Objectives /21
Equipment Preparation /21
Software Introduction /21
Procedure /23
Part 1 Recognize the Components on the Workstation /23
Part 2 Familiar with the Symbol of the Components /24
Part 3 Recognize the Circuits /24
Lab 5 Pump Disassembly and Performance /26
Objectives /26
Equipment Preparation /26
Part 1 Pump Disassembly /26
Part 2 Pump Performance /29
Lab 6 Cylinder Circuit Operation /38
Objectives /38
Equipment preparation /38
Discussion /38
Part 1 Normal Cylinder Operation /39
Part 2 Regenerative Cylinder Operation /41
Lab 7 Hydraulic Motor /44
Objectives /44
Equipment Preparation /44
Discussion /44
Procedure /45
Lab 8 Valve Disassembly /48
Objectives /48
Discussion /48
Software Introduction /48
Lab 9 Analysis of Flow Control Valves /50
Objectives /50
Equipment Preparation /50
Discussion /50
Part 1 Throttle Valve /51
Part 2 Speed -regulating Valve /56
Lab 10 Familiar with Hydraulic Circuits /59
Objectives /59
Lab 11 Proportional Control System /60
Objectives /60
Equipment Preparation /60
Discussion /60
Part 1 Working Principle of Proportional Hydraulic Valve /60
Part 2 Characteristic Curve of the Proportional Direction Valve /65
Part 3 PID Control Simulation and Experiment /67
Lab 12 Hydraulic Throttle Control Experiment for Engineering Machinery /76
Objectives /76
Equipment Preparation /76
Principle /77
Preparation /83
Procedure /86
Lab 13 Hydraulic LS Control Experiment for Engineering Machinery /88
Objectives /88
Equipment Preparation /88
Principle /88
Preparation /97
Procedure /100
Lab 14 LUDV Control Experiment for Engineering Machinery /102
Objectives /102
Equipment Preparation /102
Principle /102
Preparation /110
Solution to the Cavitation Phenomenon /110
Procedure /113
Lab Report /115
Lab Report 1 Reynolds Experiment /117
Lab Report 2 Bernoulli's Experiment /119
Lab Report 3 Fluid Friction /121
Lab Report 4 Fluid Power Components and Circuits /127
Lab Report 5 Pump Disassembly and Performance /131
Lab Report 6 Cylinder Circuit Operation /137
Lab Report 7 Hydraulic Motor /141
Lab Report 8 Valve Disassembly /145
Lab Report 9 Analysis of Flow Control Valves /149
Lab Report 10 Familiar with Hydraulic Circuits /155
Lab Report 11 Proportional Control System /157
Lab Report 12 Hydraulic Throttle Control Experiment for Engineering Machinery /159
Lab Report 13 Hydraulic Load Sensing Control Experiment for Engineering Machinery /161
Lab Report 14 LUDV Control Experiment for Engineering Machinery /163