ABEN 110. Introduction to Agricultural and Biosystems Engineering. 3 Credits.

Introduction to agricultural and biosystems engineering (ABEN) for students interested in pursuing the major and profession. Content emphasizes ABEN sub-disciplines through engineering problem solving and introductory design. 2 lectures, 1 laboratory. Coreq: MATH 103 or MATH 107.

ABEN 194. Individual Study. 1-5 Credits.

Direct study allowing an individual student under faculty supervision to undertake selected, independent work in topics of special interest. Requires departmental approval.

ABEN 196. Field Experience/Practicum/Internship. 1-15 Credits.

Field Experience is a structured, hands-on learning opportunity outside the classroom where students apply academic concepts and develop professional skills in a real-work setting. Experiences involve observations, assisting with tasks, and leading activities that allow students to gain practical knowledge, refine skills, and reflect on their learning in the context of their field. Requires department approval. Practicum is a supervised, practical experience during a course of study where students apply academic learning to real-world situations, under the guidance of professionals, to gain hands-on skills and professional knowledge. Experiences provide a bridge from theory to practice in short-term settings. Requires department approval. Internship is designed to provide practical participation under professional supervision in selected situations to gain experience in the application of concepts, principles and theories related to the students' area of specialization. Requires department approval. Graded P/F (UGRD) or S/U (GRAD).

ABEN 199. Special/Temporary/Trial Topics. 1-5 Credits.

A flexible, temporary course focused on a specific area of study. Allows faculty to explore new subjects or provide concentrated study on a specific topic not typically covered in regular course offerings. Courses are often about current events, emerging research, specific study needs, or to gauge interest and feasibility for a new course.

ABEN 255. Computer Aided Analysis & Design. 3 Credits.

Application and use of software for engineering design, analysis, and graphical communication. 2 lectures. F.

ABEN 263. Biological Materials Processing. 3 Credits.

Quantitative analysis of processing systems for food, biofuels and bioproducts using principles of mass and energy balances, fluid flow, steam properties and heat and mass transfer. 2 lectures, 1 three-hour laboratory. Prereq: MATH 146 or higher. Cross-listing: CFS 263.

ABEN 286. Introduction to Controlled Environment Agriculture. 3 Credits.

General principles and applications of controlled environment agriculture (CEA), including hydroponic, aeroponic, aquaponic, vertical farming, irrigation, high tunnel, low tunnel, mulches, and their management factors, such as lighting, heating, ventilation, media, nutrient, pest and smart technology. Prereq: Math 103.

ABEN 291. Seminar. 1-5 Credits.

A group of students engaged, under a professor or professors, in research or criticism and in presentation of reports pertaining thereto.

ABEN 292. Study Abroad/Student Exchange. 1-15 Credits.

Pre-arranged study at accredited foreign institutions (study abroad) or domestic institutions (National Student Exchange). Requires Global Programs and Services and major departmental approval. May be repeated for credit. Graded P/F (UGRD) or S/U (GRAD).

ABEN 294. Individual Study. 1-5 Credits.

Direct study allowing an individual student under faculty supervision to undertake selected, independent work in topics of special interest. Requires departmental approval.

ABEN 299. Special/Temporary/Trial Topics. 1-5 Credits.

A flexible, temporary course focused on a specific area of study. Allows faculty to explore new subjects or provide concentrated study on a specific topic not typically covered in regular course offerings. Courses are often about current events, emerging research, specific study needs, or to gauge interest and feasibility for a new course.

ABEN 348. Agricultural Technology Exposition. 1 Credit.

Create a display of current or emerging agricultural technology and present it to stakeholders of the department and general public at the Ag Technology Expo. May be repeated for credit.

ABEN 358. Electric Energy Application in Agriculture. 3 Credits.

Basic principles of electricity, electrical wiring, electrical power distribution/services, electrical load calculations, lighting, motor and standby electric generator selection, solar and wind power principles, solid-state and electromagnetic sensors, electrical safety, Variable Frequency Drives (VFD), and Programmable Logic Controller (PLC). 2 lectures, 1 three-hour laboratory. Prereq: PHYS 252.

ABEN 379. Faculty-Led Study Abroad. 1-6 Credits.

NDSU instructed experience or field study in a foreign country. Conducted in English for NDSU resident credit. Requires Global Programs and Services, and departmental approval. May be repeated for credit.

ABEN 391. Seminar. 1-5 Credits.

A group of students engaged, under a professor or professors, in research or criticism and in presentation of reports pertaining thereto.

ABEN 392. Study Abroad/Student Exchange. 1-15 Credits.

Pre-arranged study at accredited foreign institutions (study abroad) or domestic institutions (National Student Exchange). Requires Global Programs and Services and major departmental approval. May be repeated for credit. Graded P/F (UGRD) or S/U (GRAD).

ABEN 394. Individual Study. 1-5 Credits.

Direct study allowing an individual student under faculty supervision to undertake selected, independent work in topics of special interest. Requires departmental approval.

ABEN 397. Cooperative Education. 1-4 Credits.

Practical application of classroom learning through employment in supervised career-related positions. Students are granted full-time student status by the University regardless of the actual credit hours. Requires departmental approval and Co-op Program application. Graduate course 897 is not eligible for graduate tuition waiver. Graded P/F (UGRD) or S/U (GRAD).

ABEN 399. Special/Temporary/Trial Topics. 1-5 Credits.

A flexible, temporary course focused on a specific area of study. Allows faculty to explore new subjects or provide concentrated study on a specific topic not typically covered in regular course offerings. Courses are often about current events, emerging research, specific study needs, or to gauge interest and feasibility for a new course.

ABEN 444. Transport Processes. 3 Credits.

Topics covered include modes and equations of energy and mass transport processes, transport properties of biomaterials and porous media, formulations of and solutions to energy and mass transfer problems, and engineering design considerations. Prereq: MATH 266 and ME 350. Dual-listing: ABEN 644.

ABEN 452. Bioenvironmental Systems Design. 3 Credits.

Study of psychrometrics, heat and mass transfer, and physiological requirements for livestock and bioproducts. Design of environmental modifications, livestock wastes and control systems. 3 lectures. Prereq: CE 309 or ME 350. F {Also offered for graduate credit - see ABEN 652.}.

ABEN 456. Biobased Energy. 3 Credits.

Topics to be addressed include: benefits and limitations of biobased energy development; resource potential; biomass production, harvest, storage, and transportation issues; and conversion technologies (e.g. combustion, pyrolysis, gasification, starch and cellulosic ethanol production; biodiesel production; and anaerobic digestion). Prereq: Junior standing in science or engineering. {Also offered for graduate credit - see ABEN 656.}.

ABEN 458. Process Engineering for Food, Biofuels and Bioproducts. 3 Credits.

Analysis and design of processing systems to preserve, purify and/or transform biological materials and products, especially through refrigeration, freezing, sterilization, aseptic processing, dehydration, extraction, distillation and chemical reaction. 3 lectures. Prereq: ABEN 263. F {Also offered for graduate credit - see ABEN 658.}.

ABEN 464. Resource Conservation and Irrigation Engineering. 4 Credits.

Engineering principles and design of systems for soil and water resource management and environmental protection. 3 lectures, 1 three-hour laboratory. Prereq: CE 309. {Also offered for graduate credit - see ABEN 664 .}.

ABEN 467. Fluid Power Systems Design. 3 Credits.

Fluid dynamics principles and fluid properties are applied to the study of function, performance, and design of system components and system for power transmission and control purposes. Prereq: ABEN 263 or CE 309 or ME 352. Cross-listed with ME 467. Dual-listing: ABEN 667, ME 667.

ABEN 473. Agricultural Power. 3 Credits.

Theory, analysis, and testing of internal combustion engines, traction, power trains, hydraulic systems, vehicle dynamics, stability, and ergonomics in tractor design. Electrical power units including motors. Alternative energy systems. 2 lectures, 1 three-hour laboratory. Prereq: ME 350. F {Also offered for graduate credit - see ABEN 673 .}.

ABEN 477. Finite Element Analysis in Agricultural and Biosystems Engineering. 3 Credits.

Numerical modeling using finite element and other techniques. Engineering applications include modeling of stress/strain, heat, and mass transfer in physical, natural resource, and biological systems such as grain and food products. Prereq: MATH 128 and MATH 166. Dual-listing: ABEN 677.

ABEN 478. Machinery Analysis & Design. 3 Credits.

Principles of design, development, and testing of agricultural machines and machine systems. Applications of computer aided design and FMEA. Prereq: ME 223. S {Also offered for graduate credit - see ABEN 678 .}.

ABEN 482. Instrumentation & Measurements. 3 Credits.

Application of instrumentation and sensor concepts to measurement and control of environmental, biological, and mechanical parameters. Includes sensor principles, signal conditioning, data collection, and data analysis methods. 2 lectures, 1 three-hour laboratory. Prereq: PHYS 252. S {Also offered for graduate credit - see ABEN 682.}.

ABEN 484. Drainage and Wetland Engineering. 3 Credits.

Drainage and wetland engineering principles, design, and water quality for agricultural and natural resources applications. Topics include soil, water, and plant relationships, water movement in soils, water quality (nitrogen and salinity), surface drainage, subsurface drainage and its modeling, and wetlands. Prereq: ME 222 and ASM/NRM/SOIL 264, or SOIL 210. Dual-listing: ABEN 684.

ABEN 486. Design Project I. 3 Credits.

Capstone learning experience involving principles of design, project management, and evaluation. Student teams define a capstone project in their area of interest. Prereq: ABEN 263 and senior standing.

ABEN 487. Design Project II. 3 Credits.

Continuation and completion of the capstone learning experience begun in ABEN 486. Communication in oral, written, and graphic forms is emphasized. Prereq: ABEN 486.

ABEN 491. Seminar. 1-5 Credits.

A group of students engaged, under a professor or professors, in research or criticism and in presentation of reports pertaining thereto.

ABEN 492. Study Abroad/Student Exchange. 1-15 Credits.

Pre-arranged study at accredited foreign institutions (study abroad) or domestic institutions (National Student Exchange). Requires Global Programs and Services and major departmental approval. May be repeated for credit. Graded P/F (UGRD) or S/U (GRAD).

ABEN 494. Individual Study. 1-5 Credits.

Direct study allowing an individual student under faculty supervision to undertake selected, independent work in topics of special interest. Requires departmental approval.

ABEN 496. Field Experience/Practicum/Internship. 1-15 Credits.

Field Experience is a structured, hands-on learning opportunity outside the classroom where students apply academic concepts and develop professional skills in a real-work setting. Experiences involve observations, assisting with tasks, and leading activities that allow students to gain practical knowledge, refine skills, and reflect on their learning in the context of their field. Requires department approval. Practicum is a supervised, practical experience during a course of study where students apply academic learning to real-world situations, under the guidance of professionals, to gain hands-on skills and professional knowledge. Experiences provide a bridge from theory to practice in short-term settings. Requires department approval. Internship is designed to provide practical participation under professional supervision in selected situations to gain experience in the application of concepts, principles and theories related to the students' area of specialization. Requires department approval. Graded P/F (UGRD) or S/U (GRAD).

ABEN 499. Special/Temporary/Trial Topics. 1-5 Credits.

A flexible, temporary course focused on a specific area of study. Allows faculty to explore new subjects or provide concentrated study on a specific topic not typically covered in regular course offerings. Courses are often about current events, emerging research, specific study needs, or to gauge interest and feasibility for a new course.

ABEN 644. Transport Processes. 3 Credits.

Topics covered include modes and equations of energy and mass transport processes, transport properties of biomaterials and porous media, formulations of and solutions to energy and mass transfer problems, and engineering design considerations. {Also offered for undergraduate credit - see ABEN 444.}.

ABEN 652. Bioenvironmental Systems Design. 3 Credits.

Study of psychrometrics, heat and mass transfer, and physiological requirements for livestock and bioproducts. Design of environmental modifications, livestock wastes and control systems. 3 lectures. F {Also offered for undergraduate credit - see ABEN 452.}.

ABEN 656. Biobased Energy. 3 Credits.

Topics to be addressed include: benefits and limitations of biobased energy development; resource potential; biomass production, harvest, storage, and transportation issues; and conversion technologies (e.g. combustion, pyrolysis, gasification, starch and cellulosic ethanol production; biodiesel production; and anaerobic digestion). Prereq: Junior standing in science or engineering. {Also offered for undergraduate credit - see ABEN 456.}.

ABEN 658. Process Engineering for Food, Biofuels and Bioproducts. 3 Credits.

Analysis and design of processing systems to preserve, purify and/or transform biological materials and products, especially through refrigeration, freezing, sterilization, aseptic processing, dehydration, extraction, distillation and chemical reaction. F {Also offered for undergraduate credit - see ABEN 458.}.

ABEN 664. Resource Conservation and Irrigation Engineering. 4 Credits.

Engineering principles and design of systems for soil and water resource management and environmental protection. 3 lectures, 1 three-hour laboratory. {Also offered for undergraduate credit - see ABEN 464.}.

ABEN 667. Fluid Power Systems Design. 3 Credits.

Fluid dynamics principles and fluid properties are applied to the study of function, performance, and design of system components and system for power transmission and control purposes. Cross-listed with ME 667. Dual-listing: ABEN 467, ME 467.

ABEN 673. Agricultural Power. 3 Credits.

Theory, analysis, and testing of internal combustion engines, traction, power trains, hydraulic systems, vehicle dynamics, stability, and ergonomics in tractor design. Electrical power units including motors. Alternative energy systems. 2 lectures, 1 three-hour laboratory. F {Also offered for undergraduate credit - see ABEN 473 .}.

ABEN 677. Finite Element Analysis in Agricultural and Biosystems Engineering. 3 Credits.

Numerical modeling using finite element and other numerical techniques. Engineering applications include modeling of stress/strain and heat/mass transfer in physical, natural resource, and biological systems such as grain and food products. Dual-listing: ABEN 477.

ABEN 678. Machinery Analysis & Design. 3 Credits.

Principles of design, development, and testing of agricultural machines and machine systems. Applications of computer aided design and FMEA. S {Also offered for undergraduate credit - see ABEN 478 .}.

ABEN 682. Instrumentation & Measurements. 3 Credits.

Application of instrumentation and sensor concepts to measurement and control of environmental, biological, and mechanical parameters. Includes sensor principles, signal conditioning, data collection, and data analysis methods. 2 lectures, 1 three-hour laboratory. S {Also offered for undergraduate credit - see ABEN 482.}.

ABEN 684. Drainage and Wetland Engineering. 3 Credits.

Drainage and wetland engineering principles, design, and water quality for agricultural and natural resources applications. Topics include soil, water, and plant relationships, water movement in soils, water quality (nitrogen and salinity), surface drainage, subsurface drainage and its modeling, and wetlands. {Also offered for undergraduate credit - see ABEN 484.}.

ABEN 690. Seminar. 1-5 Credits.

A group of students engaged, under a professor or professors, in research or criticism and in presentation of reports pertaining thereto.

ABEN 696. Special/Temporary/Trial Topics. 1-5 Credits.

A flexible, temporary course focused on a specific area of study. Allows faculty to explore new subjects or provide concentrated study on a specific topic not typically covered in regular course offerings. Courses are often about current events, emerging research, specific study needs, or to gauge interest and feasibility for a new course.

ABEN 747. Numerical Modeling of Environmental and Biological Systems. 3 Credits.

Numerical methods of systems analysis will be taught through real-world case studies. Topics covered include simplification and mathematical description of real systems; the finite-difference methods for solving differential equations; and parameter estimation sensitivity analysis, and uncertainty analysis methods. S (even years).

ABEN 750. Bioprocess Engineering. 3 Credits.

Application of biological, biochemical, and engineering fundamentals for industrial bioprocessing. Topics include bioprocessing kinetics (enzymes, cell growth, substrate utilization, and product formation); bioenergetics; bioreactor selection and scale-up; and product recovery.

ABEN 758. Applied Computer Imaging and Sensing for Biosystems. 3 Credits.

Sensors and non-destructive sensing principles (e.g., computer vision, spectroscopy, imaging, fiber optic sensing) for bioproduction and processing applications. Data/signal acquisition, signal conditioning/analysis techniques, signal interpretation, and pattern recognition using statistical, neural networks, and fuzzy logic techniques.

ABEN 765. Small Watershed Hydrology and Modeling. 3 Credits.

Study and representation of hydrologic processes on small watersheds. Application of hydrologic models for surface flow, subsurface flow, nutrient and sediment transport, and water quality. Prereq: ABEN 664. F (odd years).

ABEN 777. Graduate Seminar. 1 Credit.

This seminar introduces new graduate students to the processes, skills, and expectations required to conduct impactful research in Agricultural & Biosystems Engineering. Students will learn how to effectively search the literature, develop research questions, design experiments, manage data, communicate results through presentations and posters, and engage in professional scholarly conduct. The course is highly interactive and emphasizes experiential learning through assignments, discussions, and peer feedback. May be repeated for credit.

ABEN 790. Seminar. 1-5 Credits.

A group of students engaged, under a professor or professors, in research or criticism and in presentation of reports pertaining thereto.

ABEN 791. Temporary/Trial Topics. 1-5 Credits.

ABEN 793. Individual Study. 1-5 Credits.

Direct study allowing an individual student under faculty supervision to undertake selected, independent work in topics of special interest. Requires departmental approval.

ABEN 795. Field Experience/Practicum/Internship. 1-15 Credits.

Field Experience is a structured, hands-on learning opportunity outside the classroom where students apply academic concepts and develop professional skills in a real-work setting. Experiences involve observations, assisting with tasks, and leading activities that allow students to gain practical knowledge, refine skills, and reflect on their learning in the context of their field. Requires department approval. Practicum is a supervised, practical experience during a course of study where students apply academic learning to real-world situations, under the guidance of professionals, to gain hands-on skills and professional knowledge. Experiences provide a bridge from theory to practice in short-term settings. Requires department approval. Internship is designed to provide practical participation under professional supervision in selected situations to gain experience in the application of concepts, principles and theories related to the students' area of specialization. Requires department approval. Graded P/F (UGRD) or S/U (GRAD).

ABEN 796. Special/Temporary/Trial Topics. 1-5 Credits.

A flexible, temporary course focused on a specific area of study. Allows faculty to explore new subjects or provide concentrated study on a specific topic not typically covered in regular course offerings. Courses are often about current events, emerging research, specific study needs, or to gauge interest and feasibility for a new course.

ABEN 797. Master's Paper. 1-3 Credits.

Literature review, research, and preparation for paper required for the comprehensive study option. Graded S/U.

ABEN 798. Master's Thesis. 1-10 Credits.

Original investigation under the supervision of a major adviser and a supervisory committee. Graded S/U.

ABEN 898. Continuing Enrollment. 1-9 Credits.

Intended for graduate students who have completed all necessary credits of course work including thesis (798) and dissertation (899) on their approved Plan of Study, but who have not yet completed and submitted their thesis or dissertation. See the Enrollment Policy for details. The fee for Continuing Enrollment (898) is not eligible for a waiver. Students holding an F-1 or J-1 visa are not eligible to enroll in 898 credits as part of meeting requirements. If a student holding an F-1 or J-1 visa needs to enroll in an 898 course, they must receive prior approval to do so from the international student advisor in Global Programs and Services. Graded S/U. Requires department approval.

ABEN 899. Doctoral Dissertation. 1-15 Credits.

Original investigation under the supervision of a major adviser and an advisory committee. Graded S/U.