11/21/2024 3:08:43 PM	WWTR 124 Course Outline as of Fall 2012	Changed Course
CATALOG INFORMATION
Discipline and Nbr:  WWTR 124	Title:  PUMPS
Full Title:  Pumps
Last Reviewed:9/23/2024

Units		Course Hours per Week			Nbr of Weeks	Course Hours Total
Maximum	3.00	Lecture Scheduled	3.00		17.5 max.	Lecture Scheduled	52.50
Minimum	3.00	Lab Scheduled	0		5 min.	Lab Scheduled	0
		Contact DHR	0			Contact DHR	0
		Contact Total	3.00			Contact Total	52.50
		Non-contact DHR	0			Non-contact DHR Total	0

Total Out of Class Hours:  105.00

Total Student Learning Hours: 157.50

Title 5 Category:  AA Degree Applicable
Grading:  Grade or P/NP
Repeatability:  00 - Two Repeats if Grade was D, F, NC, or NP
Also Listed As: 
Formerly:  ENVT 124

Catalog Description:

Basic theory of hydraulics and pumping systems, including operation, troubleshooting, maintenance and repair of pumps and pumping systems.

Prerequisites/Corequisites:

Recommended Preparation:

Limits on Enrollment:

Schedule of Classes Information
Description:

Basic theory of hydraulics and pumping systems, including operation, troubleshooting, maintenance and repair of pumps and pumping systems.

(Grade or P/NP)
Prerequisites:
Recommended:
Limits on Enrollment:
Transfer Credit:
Repeatability:00 - Two Repeats if Grade was D, F, NC, or NP

ARTICULATION, MAJOR, and CERTIFICATION INFORMATION

Associate Degree:		Effective:		Inactive:
Area:
CSU GE:	Transfer Area			Effective:	Inactive:
IGETC:	Transfer Area			Effective:	Inactive:
CSU Transfer:		Effective:		Inactive:
UC Transfer:		Effective:		Inactive:
C-ID:

Certificate/Major Applicable: Both Certificate and Major Applicable

COURSE CONTENT

Outcomes and Objectives:
At the conclusion of this course, the student should be able to:

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.

Topics and Scope

I. Introduction to Pumps and Hydraulics

    A. History

    B. Theory

     C. Classification

     D. Application

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

    D.  Horsepower

     E.  Efficiency

     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

     C. Troubleshooting

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

Assignments:

1. Reading assignments averaging 20 pages per week.

2. Weekly problem solving homework assignments related to distribution, collection and pumping systems.

3. Quizzes (10-15).

4. Final exam.

5. Field trip to treatment plant and/or pumping station.

6. Field trip report (3-5 pages)

Methods of Evaluation/Basis of Grade.

Writing: Assessment tools that demonstrate writing skill and/or require students to select, organize and explain ideas in writing.		Writing 5 - 10%
Field trip report
Problem solving: Assessment tools, other than exams, that demonstrate competence in computational or non-computational problem solving skills.		Problem Solving 30 - 55%
Homework problems
Skill Demonstrations: All skill-based and physical demonstrations used for assessment purposes including skill performance exams.		Skill Demonstrations 0 - 0%
None
Exams: All forms of formal testing, other than skill performance exams.		Exams 30 - 55%
Quizzes; final exam (objective questions)
Other: Includes any assessment tools that do not logically fit into the above categories.		Other Category 5 - 10%
Attendance and class participation

Representative Textbooks and Materials:

1. Pumps and Pumping, ACR Publication, Skeet Arasmith, 8th edition, 2000, (classic)

2. Instructor prepared materials

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