1995-1996 Academic Catalog

ENGR-437 Advanced Communications and Networks--Sp 3 hours Performance of analog and digital communication systems and networks in the presence of noise; M-ary signals, signal space concepts, othogonal signals; optimal receiver design; spread– spectrum communications; introduction to information theory. Prerequisites: ENGR-320 Probability and Random Processes for Engineers, ENGR-432 Communications Theory. (odd years) ENGR-441 Introduction to Fracture Mechanics 3 hours Study of failure modes due to both static and dynamic loading; brittle fracture criteria, elastic behavior, stress fields around cracks, fatigue failure. Prerequisites: ENGR-341 Properties of Engineering Materials. ENGR-445 Introduction to Finite Element Analysis 3 hours Problem formulation using calculus of variations and matrix theory, Rayleigh-Ritz method and methods of weighted residuals, potential operators, essential derivatives; development of the FEM and the steps to be followed, assembly of elements, imposition of boundary conditions, interpretation of results; experience using a commercial code. Prerequisites: ENGR-221 FORTRAN or ENGR- 280 "C" Programming, ENGR-276 Mechanics III Strength of Materials, ENGR-250 Numerical Methods. (Fee: $25) ENGR-447 Digital Control Systems--W 3 hours Analysis and design of discrete-time sampled-data control systems, signal sampling, AID and DIA conversion, quantization, z-domain transfer functions, transient response, frequency response, stability and performance of computer controlled systems, controller design. Prerequisite: ENGR-347 Feedback Control Systems. ENGR-451 Propulsion 3 hours Principles of thrust production and compressible flow; thermody– namics of jet propulsion systems. Prerequisites: ENGR-352 Thermodynamics II, ENGR-360 Fluid Mechanics. ENGR-460 Compressible Fluid Flow 4 hours Compressible flow of gases in engineering systems, isentropic flow in variable area passages, shock and expansion waves, flow with wall friction and heat transfer. Prerequisites: ENGR-250 Numeri– cal Methods in Engineering, ENGR-351 Thermodynamics I, and ENGR-360 Fluid Mechanics. ENGR-461 Senior Design I--W 5 hours Capstone design project for engineers. Each student accepts a design problem or proposes a design project to solve a particular problem and seeks sponsorship from an engineering faculty and (optionally) a third party interested in the solution of the problem; arranged with the faculty sponsor. Prerequisites for mechanical engineering students: ENGR-425 Mechanical Design and senior status in mechanical engineering. Prerequisites for electrical engineering students: ENGR-421 Electrical Design and senior status engineering. (Fee: $45) ENGR-462 Senior Design 11--Sp 5 hours A continuation of ENGR-461 emphasizing prototyping, trouble– shooting, design modifications, project finalization, reporting and oral presentation. Prerequisite: ENGR-461 Senior Design I. (Fee: $45) ENGR-466 Radiation and Solar Energy--A 3 hours Fundamentals of radiation heat transfer including share factors, wave length dependence, and material properties. Applications to solar energy engineering and design problems. Prerequisite: ENGR-365 Compressible Fluid Flow. (even years) ENGR-471 Electrical Machines--A 4 hours Introduction to the principles of analysis and characteristics of AC and DC rotating machines and electro-mechanical devices; trans– formers, single- and three-phase motors and generators. Three lectures and one 2-hour laboratory per week. Prerequisite: ENGR- 310 Electronics and Instrumentation. (Fee: $20) ENGR-474 Dynamics of Machines 3 hours Dynamic analysis of machines and mechanisms; Newton's laws of motion, energy methods, force analysis, shaking forces, static and dynamic balancing, engine dynamics, multi-cylinder engines, cam dynamics. Prerequisite: ENGR-374 Kinematics and Design of Machines. ENGR-476 Advanced Strength of Materials 3 hours Analysis of beams with non-symmetrical sections, non-circular torsion, beams on elastic foundations, failure theories, Mohr's circle for stress and strain, load-deflection analysis by energy methods. Prerequisites: ENGR-276 Mechanics III - Strength of Materials. ENGR-480 Professional Ethics--Sp 4 hours Professional conduct, engineer-client relations, product liability, legal problems, and the Ethics Code established by the Engineering Profession studied from a Christian perspective; students explore problems encountered in the application of engineering practice within diverse cultures of the real world. ENGR-488 Random Vibration and Signature Analysis 3 hours Introduction to the vibration of discrete systems to random excitation; harmonic vibration, transient response, convolution integral, Laplace and Fourier Transform, Discrete Fourier Transform and Fast Fourier Transform; random variables, coherence, correla– tion, auto- and cross-correlation, power spectral density, transfer function, and modal analysis. Prerequisites: ENGR-310 Electronics and Instrumentation, ENGR-488 Vibrations. Projects required. (Fee: $30) ENGR-491 Electrical Engineering Internship 1-3 hours An opportunity in which an electrical engineering student works closely with an industrial advisor employed at an area firm. Specific attention is given to solving a particular problem(s) in that industry or firm. A faculty advisor assists in supervision of and approval of the internship, including assessment of the number of credit hours. A final report (approximately 7 pages per credit hour) describing the experience -- including the problem and solution -- is required. Three credit hours of engineering electives can be satisfied by three hours of internship. Prerequisite: junior or senior status and permission of faculty advisor. ENGR-495 Senior Seminar--Sp 1 hour Required weekly meeting of senior engineering majors to address transition to the professional work environment; special topics, cmTent issues, and socio-technical problems will be presented and analyzed. Prerequisite: Senior status in engineering. The 1995 Autonomous Ground Robot Team designed and built the se(fguided vehicle pictured to follow a marked course and simultaneously avoid randomly placed obstacles. They finished ninth in North America at the SAE International competition held in Detroit, Michigan.