Engineering (EGR) at Lord Fairfax Community College


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EGR 110 - Engineering Graphics
Presents theories and principles of orthographic projection. Studies multiview, pictorial drawings and sketches, geometric construction, sectioning, lettering, tolerancing, dimensioning and auxiliary projections. Studies the analysis and graphic presentation of space relationships of fundamental geometric elements; points, lines, planes and solids. Includes instruction in Computer Aided Drafting.
Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week.
3 credits
EGR 120 - Introduction to Engineering
Introduces the engineering profession, professional concepts, ethics, and responsibility. Reviews hand calculators, number systems, and unit conversions. Introduces the personal computer and operating systems. Includes engineering problem solving techniques using computer software.
Lecture 0-2 hours. Laboratory 0-3 hours. Total 1-4 hours per week.
1-2 credits
EGR 123 - Introduction to Engineering Design
Introduces the fundamental knowledge and experience needed to understand the engineering design process through the basics of electrical, computer, and mechanical systems. Includes the completion of a project in which a specific electromechanical robot kit will be analyzed, assembled, and operated.
Lecture 1 hour. Laboratory 2 hours. Total 3 hours per week.
2 credits
EGR 126 - Computer Programming for Engineers
Introduces computers, their architecture and software. Teaches program development using flowcharts. Solves engineering problems involving programming in languages such as FORTRAN, PASCAL, or C++.
Lecture 2-3 hours. Laboratory 1-2 hours. Total 3-4 hours per week.
3 credits
EGR 135 - Statics for Engineering Technology
Introduces Newton's Laws, resultants and equilibrium of force systems, analysis of trusses and frames. Teaches determination of centroids, distributed loads and moments of inertia. Covers dry friction and force systems in space.
Lecture 3 hours per week.
3 credits
EGR 136 - Strength of Materials for Engineering Technology
Presents concepts of stress and strain. Focuses on analysis of stresses and deformations in loaded members, connectors, shafts, beams, columns and combined stress.
Lecture 3 hours per week.
3 credits
EGR 140 - Engineering Mechanics - Statics
Introduces mechanics of vector forces and space, scalar mass and time, including S.I. and U.S. customary units. Teaches equilibrium, free-body diagrams, moments, couples, distributed forces, centroids, moments of inertia analysis of two- force and multi-force members and friction and internal forces.
Lecture 3 hours per week.
3 credits
EGR 206 - Engineering Economics
Presents economic analysis of engineering alternatives. Studies economic and cost concepts, calculation of economic equivalence, comparison of alternatives, replacement economy, economic optimization in design and operation, depreciation, and after tax analysis.
Lecture 2-3 hours per week.
2-3 credits
EGR 216 - Computer Methods in Engineering and Technology
Provides advanced level experience in using a computer as a tool for solving technical problems and performing office functions. Includes computer hardware and operating system usage, structured programming in a selected high level language, use of word processing software, computer graphics and spreadsheets. Focuses on the analysis and solution of problems in engineering and technology.
Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week.
3 credits
EGR 245 - Engineering Mechanics - Dynamics
Presents approach to kinematics of particles in linear and curvilinear motion. Includes kinematics of rigid bodies in plane motion. Teaches Newton's second law, work-energy and power, impulse and momentum, and problem solving using computers.
Lecture 3 hours per week.
3 credits
EGR 246 - Mechanics of Materials
Teaches concepts of stress, strain, deformation, internal equilibrium, and basic properties of engineering materials. Analyzes axial loads, torsion, bending, shear and combined loading. Studies stress transformation and principle stresses, column analysis and energy principles.
Lecture 3 hours per week.
3 credits
EGR 251 - Basic Electric Circuits I
Teaches fundamentals of electric circuits. Includes circuit quantities of charge, current, potential, power and energy. Teaches resistive circuit analysis; Ohm's and Kirchoff's laws; nodal and mesh analysis; network theorems; RC, RL and RLC circuit transient response with constant forcing functions. Teaches AC steady-state analysis, power, three- phase circuits. Presents frequency domain analysis, resonance, Fourier series, inductively coupled circuits, Laplace transform applications, and circuit transfer functions. Introduces problem solving using computers. Part I of II.
Lecture 3 hours per week.
3 credits
EGR 255 - Electric Circuits Laboratory
Teaches principles and operation of laboratory instruments such as VOM, electronic voltmeters, digital multimeters, oscilloscopes, counters, wave generators and power supplies. Presents application to circuit measurements, including transient and steady-state response of simple networks with laboratory applications of laws and theories of circuits plus measurement of AC quantities.
Laboratory 3 hours per week.
1 credits