Standard

 

ELC 215 – Fluid Power

Course Description

Provides an overview of fluid power operation as applied to industrial electronics.  Emphasis is placed on the interfacing of electronic and fluidic systems.  Topics include:  safety, fluid dynamics, hydraulics, pneumatics, air logic, and electrical interfacing.

 

Competency Areas

Hours

 

Safety

Class

2

Fluid Dynamics

D. Lab

3

Hydraulics

P. Lab/O.B.I.

0

Pneumatics

Credit

3

Air Logic

Electrical Interfacing

 

 


Prerequisite/Corequisite:

MAT 104 or MAT 105 (diploma), or MAT 193 (degree)

 

Course Guide

 

Competency

After completing this section, the student will:

Hours

Class

D.Lab

P.Lab/

O.B.I.

SAFETY

1

1

0

Safety rules

List the safety rules to follow when working with hydraulic and pneumatic systems.

 

 

 

FLUID DYNAMICS

4

7

0

Symbols

Draw schematic symbols for major components in a fluid power system.

 

 

 

Fluid power system

Calculate quantities for a fluid power system.

 

 

 

 

Construct and operate fluid circuits for a single-acting cylinder.

 

 

 

 

Describe principles of fluid behavior and explain their relation to a fluid power system.

 

 

 

 

Construct fluid power circuits, comparing characteristics and operation of each.

 

 

 

 

List characteristics, applications, and approximate operating temperature ranges of various types of pumps.

 

 

 

HYDRAULICS

5

7

0

Hydraulic system

Explain hydraulic system problems (rust, corrosion, oil viscosity-too high or low, and oil oxidation).

 

 

 

 

Describe and list characteristics of hydraulic fluids.

 

 

 

 

List characteristics and function of each major part of a hydraulic reservoir.

 

 

 

 

Explain operation, advantages, and disadvantages of various hydraulic filters and filter locations.

 

 

 

 

List and describe basic types of accumulator functioning.

 

 

 

 

Draw a schematic of a complete hydraulic system.

 

 

 

PNEUMATICS

5

7

0

Pneumatic system

Explain the role of a compressed-air tank in pneumatic system fluid conditioning.

 

 

 

 

Explain the importance and methods of controlling temperature of fluid in hydraulic and pneumatic systems.

 

 

 

 

Explain operation of each element in a pneumatic filter-regulator-lubricator unit.

 

 

 

Compressor

Calculate compressor delivery rate.

 

 

 

Cylinders

Contrast differences in the construction of components and functioning capabilities of hydraulic versus pneumatic cylinders.

 

 

 

 

Draw a schematic of a complete pneumatic system.

 

 

 

AIR LOGIC

2

3

0

Control values

Explain the importance of common types of conductors and their applications.

 

 

 

 

List common types of control values, their importance, and their operating characteristics.

 

 

 

ELECTRICAL INTERFACING

3

5

0

Solenoid controlled actuator

Describe solenoid controlled actuator operation.

 

 

 

 

Demonstrate how to troubleshoot electrical actuator values.

 

 

 

Electrically controlled value system

Draw a complete schematic using an electrically controlled value system.

 

 

 

 

Suggested Resources

 

Center for Occupational Research and Development. (1985).  Fluid power systems.  Waco, TX: Author.

Esposito, A.  (1996).  Fluid power with applications (4th ed.).  Englewood Cliffs, NJ: Prentice Hall.

Henke, R.W. (1986). Fluid power systems and circuits.  Cleveland: Penton.

Reed, E. W., & Larman, I. S.  (1985). Fluid power with microprocessor control:  An introduction.  Englewood Cliffs, NJ: Prentice Hall.