Upon completion of the course, students will be able to:
1. List main features contained on centrifugal pumps.
2. Explain pump installation, operating procedures and troubleshooting techniques of centrifugal pumps.
3. Explain operating procedures, uses and troubleshooting of other types of pumps used in the wastewater industry.
4. Select pipe, pipe fittings and valves for particular applications.
5. Describe the maintenance requirements of valves and piping systems.
6. Explain an electrical circuit, define electrical terms and use electrical formulas for determining power, voltage, amperage and electrical resistance.
7. Describe sources of electricity; explain the principle by which a generator produces electricity.
8. Describe how batteries are maintained and operated.
9. Explain the need and principle of operation of electrical protective devices.
10. Explain the electrical principle used to design a motor.
11. Describe the different types of motor starters, where each is used and the principle of operation for each.
I. Introduction to Pumps and Hydraulics
II. Pump Classification and Theory:
A. Pump vocabulary
B. Dynamic and positive displacement pumps
C. Operational differences
III. Centrifugal Pump Types and Operation
A. Types and operation of different types
B. Pump packing and mechanical seals
IV. Centrifugal Pump Troubleshooting and Repair
A. Disassembly and replacement of components in suction pumps
B. Coupling types
C. Drives and alignment
V. Pump Hydraulics: Part 1
A. Hydraulics basics
B. Use of pump curves to determine capacity
C. Total dynamic head
F. Required net positive head
VI. Pump Hydraulics: Part 2
A. Definition of NPSH (Net Positive Suction Head)
B. Affinity laws
1. effect of speed changes and impeller trim
2. capacity, head and horsepower requirements
VII. Pump Piping and Valves
A. Overview of suction and discharge piping
B. Priming and sealing the system
C. Pump control valves.
VIII. Basic Electronics and Types of Power Used in Wastewater Technology
A. Electrical terms, formulas and circuits
B. Determining power, voltage, amperage and electrical resistance
IX. Motors and Starters
A. Overview of different types of motor starters
B. Where each type is used
C. Principles of operation
D. Energy optimization
X. Motors and Starters Maintenance and Troubleshooting
A. Preventative maintenance
B. Planned maintenance
XI. Meters and Test Equipment
A. Metering equipment
B. Amp testing
C. Megohmmeter testing
D. Testing pressure gauges
XII. Pump Station Maintenance and Safety
A. Preventive and planned maintenance
B. Appropriate intervals and triggers
C. General safety procedures
1. Pumps and Pumping, ACR Publication, Skeet Arasmith, 8th edition, 2000, (classic)
2. Instructor prepared materials