| 12/22/2024 7:57:50 AM |
| Changed Course |
| CATALOG INFORMATION
|
| Discipline and Nbr:
ELEC 53.15 | Title:
ADV ROTATING MACHINERY |
|
| Full Title:
Advanced Rotating Machinery for Maintenance Technicians |
| Last Reviewed:10/15/2007 |
| Units | Course Hours per Week | | Nbr of Weeks | Course Hours Total |
| Maximum | 2.00 | Lecture Scheduled | 2.00 | 17.5 max. | Lecture Scheduled | 35.00 |
| Minimum | 2.00 | Lab Scheduled | 0 | 8 min. | Lab Scheduled | 0 |
| | Contact DHR | 0 | | Contact DHR | 0 |
| | Contact Total | 2.00 | | Contact Total | 35.00 |
| |
| | Non-contact DHR | 0 | | Non-contact DHR Total | 0 |
| | Total Out of Class Hours: 70.00 | Total Student Learning Hours: 105.00 | |
Title 5 Category:
AA Degree Applicable
Grading:
P/NP Only
Repeatability:
00 - Two Repeats if Grade was D, F, NC, or NP
Also Listed As:
Formerly:
ELEC299.44
Catalog Description:
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Advanced course in rotating machinery including maintenance procedures of both DC and AC motors and generators, repair and troubleshooting of controllers, and advanced maintenance procedures and installation of rotating machinery. This course is designed for maintenance technicians who use electric motors and generators.
Prerequisites/Corequisites:
Course Completion of ELEC 53.14 ( or ELEC299.43) OR Concurrent Enrollment in ELEC 53.14 ( or ELEC299.43)
Recommended Preparation:
Limits on Enrollment:
Schedule of Classes Information
Description:
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Advanced course in rotating machinery including maintenance procedures of both DC and AC motors & generators, repair and troubleshooting of controllers, and advanced maintenance procedures and installation of rotating machinery. This course is designed for maintenance technicians who use electric motor generators.
(P/NP Only)
Prerequisites:Course Completion of ELEC 53.14 ( or ELEC299.43) OR Concurrent Enrollment in ELEC 53.14 ( or ELEC299.43)
Recommended:
Limits on Enrollment:
Transfer Credit:CSU;
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: |
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| IGETC: | Transfer Area | | Effective: | Inactive: |
| |
| CSU Transfer: | Transferable | Effective: | Spring 2004 | Inactive: | Spring 2012 |
| |
| UC Transfer: | | Effective: | | Inactive: | |
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| C-ID: |
Certificate/Major Applicable:
Not Certificate/Major Applicable
COURSE CONTENT
Outcomes and Objectives:
At the conclusion of this course, the student should be able to:
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Upon completion of the course the student will be able to:
1. Contrast, diagnose and repair both AC and DC motor-starters and
controllers.
2. Diagnose and repair both AC and DC generator controllers.
3. Analyze and interpret name plate information found on motors and
generators.
4. Test for the correct installation of rotating machinery, including
proper alignment and belt tensions.
5. Design predictive and ordinary maintenance routines using common
rotating machinery test equipment.
Topics and Scope
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1. Short basic review of topics of Basic Rotating Machinery Course
2. Basic Motors - Operating Principles
a. Attraction-repulsion
b. Effect of generating current to line current
c. Starting current
d. Running current flow
e. Effect of load on the motor
3. DC Motors - Operations
a. Series Motors
b. Shunt Motor characteristics
c. Compound Motor characteristics
4. Stepper Motors
5. Brushless Motors
6. Operation of Basic AC Induction Motors
a. Rotating magnetic fields-generation of
b. Single phase rotating fields-generation of
c. Poly-phase rotating fields-generation of transformers and
transformer action
d. Eddy currents
e. Stators
f. Rotors
g. Squirrel cage rotors
7. Servo Motors
8. Phase Reversal
9. Control of field rotation and how to change direction of rotation
10. Motor Controllers
DC and AC Tachometers
11. Predictive Maintenance Procedures
a. Vibration analysis
b. EMI evaluations and analysis of rotating machinery
c. Megohmmeters and their uses
d. Belt slippage and adjustments
e. Alignment and installation procedures of rotating machinery
12. Rotating machinery name plate information and usage in maintenance and
installation
13. Motor Safety and 440 V three Phase Circuits
14. Very large motor precautions (10 Hp and greater)
Assignments:
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Application of concepts and problem solving in the following areas:
1. Evaluate motor condition and determine how to correctly service motor
starters.
2. Troubleshoot and repair controllers.
3. Install, align and adjust belts used with AC and DC motors so that
motor bearings do not wear prematurely.
4. Correctly use test equipment, such as voltmeters, ammeters, and
ohmmeters to determine if the motor's coil is opened or shorted.
5. Maintain a concepts and problem solving journal and record evaluations
and service/repair processes.
6. Three quizzes, midterm, final exam.
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% |
| Concepts and problem solving journal. | |
| Problem solving: Assessment tools, other than exams, that demonstrate competence in computational or non-computational problem solving skills. | Problem Solving
20 - 50% |
| Homework problems | |
| Skill Demonstrations: All skill-based and physical demonstrations used for assessment purposes including skill performance exams. | Skill Demonstrations
20 - 50% |
| Class performances, Performance exams | |
| Exams: All forms of formal testing, other than skill performance exams. | Exams
10 - 30% |
| Multiple choice, True/false, Matching items, Completion | |
| Other: Includes any assessment tools that do not logically fit into the above categories. | Other Category
0 - 0% |
| None | |
Representative Textbooks and Materials:
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Representative Texts:
Electric Motor Control, 8th Edition, Herman, Thompson/Delmar Learning
Publishing, 2007
Understanding Motor Controls, Herman, Thompson/Delmar Learning publishing
2006
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