Mechanical Engineering Tech (MEC) at Rappahannock Community College


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MEC 100 - Introduction to Engineering Technology
Introduces professional fields of engineering technology. Covers the work of the engineering technologist, professional ethics, division of industrial practice, and engineering problem solving with hand calculator and computer applications.
Lecture 1 hour. Laboratory 2 hours. Total 3 hours per week.
2 credits
MEC 112 - Processes of Industry
Analyzes the processes of manufacturing products from materials for industry/engineering. Includes machining, casting, forming, molding, hot/cold working, chipless machining, and welding. Addresses quality assurance and inspection procedures.
Lecture 3 hours per week.
3 credits
MEC 113 - Materials and Processes of Industry
Studies engineering materials and accompanying industrial manufacturing processes. Investigates nature of materials structure and properties from a design standpoint. Analyzes the effects of various processes on materials, and the processes themselves. Includes machining, casting, forming, molding, hot/cold working, cipless machining, and welding. Addresses quality assurance and inspection procedures.
Lecture 3-4 hours per week.
3-4 credits
MEC 119 - Introduction to Basic CNC and CAM
Teaches the basic concepts of Computer Numerical Control (CNC) programming of Numerical Control Machinery with emphasis on Computer Aided Manufacturing (CAM)/Computer Aided Drafting (CAD). Program writing procedures will be based on using the following: basic G-code programming language for CNC machinery, CAD/CAM programming systems to produce correct code for CNC Machinery, basic computer usage, CAD/CAM integration, and Code-to-machine transfer via Distributive Numeric Control (DNC).
Lecture 1-2 hours. Laboratory 2-4 hours. Total 3-5 hours per week.
2-3 credits
MEC 120 - Principles of Machine Technology
Studies fundamental machine operations and practices, including layout, measuring devices, hand tools, drilling, reaming, turning between centers, cutting tapers and threads, and milling; fabrication of mechanical parts on drill press, lathe and mill.
Lecture 2 hours. Laboratory 1-3 hours. Total 5 hours per week.
2-3 credits
MEC 131 - Mechanics I - Statics for Engineering Technology
Teaches Newton's laws, resultants and equilibrium of force systems, trusses and frames, determination of centroids, and distributed loads and moments of inertia. Introduces dry friction and force systems in space.
Lecture 3 hours per week.
3 credits
MEC 140 - Introduction to Mechatronics
Presents foundational concepts in mechatronics including analog and digital electronics, sensors, actuators, microprocessors, and microprocessor interfacing to electromechanical systems. Surveys components and measurement equipment used in the design, installation, and repair of mechatronic equipment and circuits.
Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week.
3 credits
View MEC 140 Course Content Summary
MEC 154 - Mechanical Maintenance I
Provides an overview of basic maintenance techniques and processes for industrial mechanics and technicians who are installing and maintaining industrial mechanical and power transmission components.
Lecture 2-3 hours. Laboratory 1-2 hours. Total 3-4 hours per week.
3 credits
MEC 155 - Mechanisms
Studies the purpose and actions of cams, gear trains, levers, and other mechanical devices used to transmit control. Focuses on motions, linkages, velocities, and acceleration of points within a link mechanism; layout method for designing cams and gear grain. Requires preparation of weekly laboratory reports.
Lecture 1-2 hours. Laboratory 2-4 hours. Total 3-5 hours per week.
2-3 credits
MEC 161 - Basic Fluid Mechanics - Hydraulics/Pneumatics
Introduces theory, operation and maintenance of hydraulic/ pneumatics devices and systems. Emphasizes the properties of fluids, fluid flow, fluid statics, and the application of Bernoulli's equation.
Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
3-4 credits
MEC 162 - Applied Hydraulics and Pneumatics
Introduces hydraulic and pneumatic systems found in construction equipment, road vehicles, and farm equipment. Includes the basic theory, construction, maintenance and repair of hydraulic and pneumatic power systems.
Lecture 1-3 hours. Laboratory 1-3 hours. Total 2-5 hours per week.
2-3 credits
MEC 165 - Applied Hydraulics, Pneumatics and Hydrostatics
Teaches fluid power system design, operation, testing, maintenance and repair. Includes reservoirs, pump connecting valves, cylinders, pressure regulating valves, flow control valves, hydraulic motors, and introduction to basic hydrostatic hydraulic systems.
Lecture 2 hours. Laboratory 3 hours. Total 5 hours per week.
3 credits
MEC 175 - Fundamental Shop Procedures and Internal Combustion Eng
Introduces the practical use and care of tools, shop equipment and pullers, use of service manuals and parts catalogs, and safety. Includes introduction to the design, operation, testing, and service procedures of the internal combustion engine.
Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
4 credits
MEC 195 - Topics In
Provides an opportunity to explore topical areas of interest to or needed by students.
May be used also for special honors courses. May be repeated for credit. Variable hours.
1-5 credits
MEC 199 - Supervised Study
Assigns problems for independent study incorporating previous instruction and supervised by the instructor.
May be repeated for credit. Variable hours.
1-5 credits
MEC 225 - Metallurgy
Teaches fundamentals of metallurgy, grain size, effect on carbon content, and hardness testing devices. Tests different alloys to determine the effect of heat treatment.
Lecture 2-3 hours. Laboratory 1-2 hours. Total 3-4 hours per week.
3 credits
MEC 255 - Thermodynamics
Studies the properties of fluids and basic principles of work, energy, and heat. Includes the first and second laws of thermodynamics, processes and cycles, thermal reversibilities and irreversibilities, internal combustion engines, and gas turbines.
Lecture 2-3 hours per week.
2-3 credits
MEC 269 - Fluid Power - Pneumatic Systems
Teaches pneumatic components, systems and trouble analysis. Introduces basic design for modification and repair. Covers open loop control, fluidics, robotics and computer controls.
Credits 2 - 3. Lecture 1 - 2 hours. Laboratory 2 hours. Total 3 - 4 hours per week.
2-3 credits
View MEC 269 Course Content Summary