Academic Catalog

APSM 156B: COOLING TOWERS, PUMPS & PIPING

Foothill College Course Outline of Record

Foothill College Course Outline of Record
Heading Value
Units: 2.5
Hours: 35 lecture, 5 laboratory per quarter (40 total per quarter)
Prerequisite: Per California Code of Regulations, this course is limited to students admitted to the Sheet Metal Apprenticeship Program.
Degree & Credit Status: Degree-Applicable Credit Course
Foothill GE: Non-GE
Transferable: None
Grade Type: Letter Grade (Request for Pass/No Pass)
Repeatability: Not Repeatable

Student Learning Outcomes

  • A successful student will be able to explain the function of a cooling tower.
  • A successful student will be able to demonstrate basic start up, maintenance and diagnosis procedures on cooling towers and pumps.

Description

Students develop an understanding of cooling towers, pumps, and condensing water circulation system requirements, using theory and system materials.

Course Objectives

The student will be able to:
A. Explain the purpose and operation of cooling towers and pumps
B. Explain the types and function of cooling towers and related piping
C. Perform start-up, diagnosis, repair, and maintenance of cooling towers and pumps

Course Content

A. Explain the purpose and operation of cooling towers and pumps
1. Describe the purpose of cooling water towers used with chilled water systems (Lec and Lab)
2. State the relationship of the cooling capacity of the water tower and the wet bulb temperature of the outside air (Lec and Lab)
3. State the means by which the cooling tower reducers water temperature (Lec and Lab)
4. Describe three types of cooling water towers (Lec and Lab)
B. Explain the types and function of cooling towers and related piping
1. Explain the various uses of fill material in cooling water towers (Lec and Lab)
2. List the two types of fan drives (Lec and Lab)
3. State the two types of fans used in water cooling towers (Lec and Lab)
4. Explain the purpose of the water tower sump (Lec and Lab)
5. Explain the purpose of make-up water (Lec and Lab)
6. Describe a centrifugal pump (Lec and Lab)
C. Perform start-up, diagnosis, repair, and maintenance of cooling towers and pumps
1. Describe water vortexing (Lec and Lab)
2. Explain two types of motor pump alignment (Lec and Lab)
3. Perform start-up of a cooling tower (Lec and Lab)

Lab Content

A. Perform start-up on a cooling tower in the lab.

Special Facilities and/or Equipment

A. Laboratory with sheet metal service tools
B. Personal protective equipment

Method(s) of Evaluation

A. Results of written quizzes and tests
B. Responses in class discussions
C. Comprehensive written final examination
D. Comprehensive final project
E. Demonstration of assigned skills to acceptable level per instructor

Method(s) of Instruction

A. Lecture
B. Discussion
C. Demonstration
D. Lab assignments followed by discussion

Representative Text(s) and Other Materials

Whitman, B., B. Johnson, J. Tomczyk, and E. Silberstein. Refrigeration and Air Conditioning Technology. 8th ed. Boston, MA: Cengage Learning, 2016.

 

Types and/or Examples of Required Reading, Writing, and Outside of Class Assignments

A. Sample reading assignment: From the textbook, Unit 48, "Cooling Towers and Pumps."

B. Sample writing assignment: Answer review questions related to assigned reading.

 

Discipline(s)

Sheet Metal, Air Conditioning, Refrigeration, Heating