2021 - 2022 Undergraduate Bulletin - NMU Bulletin

HV 260 Principles of Air Delivery Systems 3 cr.  (1-0-4)

• Offered: Fall
• Prerequisites: HV 171 and HV 172 or concurrent enrollment.
• Bulletin Year: 2021 - 2022 Undergraduate Bulletin | View the current NMU Catalog.

This is a course designed to familiarize the student with air flow as applied to forced air comfort systems and the apparatus used to deliver it. Students will layout and fabricate sheet metal ducts, study air flow principles and measurements, and test and balance air distribution systems. They will also learn about various duct configurations and how duct work is applied to an indoor air quality system.

HV 174 ACR System Principles and Methods 4 cr.  (2-0-4)

• Offered: Winter
• Prerequisites: HV 170 and HV 172.
• Bulletin Year: 2021 - 2022 Undergraduate Bulletin | View the current NMU Catalog.

This course is designed for continued study of mechanical refrigeration and cooling. Students will use knowledge obtained in previous courses to learn how components operate as a system. Residential and light commercial ACR equipment will be studied with emphasis placed on air conditioning systems, electrical faults and troubleshooting and refrigerant management laws. This course will prepare students for the EPA Section 608 certification examinations.

HV 173 Heating Systems I 4 cr.  (2-0-4)

• Offered: Winter
• Prerequisites: HV 171.
• Bulletin Year: 2021 - 2022 Undergraduate Bulletin | View the current NMU Catalog.

Gas heating systems, gas piping design and installation, mid- and high-efficiency gas heating equipment, basic and advanced gas heating controls, integrated microprocessor controls, venting, installation, troubleshooting, service and code requirements.

HV 172 Basic Refrigeration 4 cr.  (2-0-4)

• Offered: Fall
• Bulletin Year: 2021 - 2022 Undergraduate Bulletin | View the current NMU Catalog.

An introduction to basic refrigeration and cooling systems, the theory of refrigeration, basic service methods and operation of mechanical refrigeration systems. Provides a fundamental understanding of mechanical refrigeration through study of major components and their detailed operation, piping connections and fabrication, refrigerant characteristics and refrigerant management.

HV 171 Basic Heating 4 cr.  (2-0-4)

• Offered: Fall
• Prerequisites: HV 170 or concurrent enrollment.
• Bulletin Year: 2021 - 2022 Undergraduate Bulletin | View the current NMU Catalog.

An introduction to the principles and components used in heating systems. Pipe and tube fitting, theory of heat flow, sources of energy, combustion, electrical controllers, humidification, air filtering, venting and code requirements.

HV 170 Applied Electricity for Trades 4 cr.  (2-0-4)

• Offered: Fall
• Bulletin Year: 2021 - 2022 Undergraduate Bulletin | View the current NMU Catalog.

This course covers the basic concepts of electrical circuits as applied to heating, ventilation, refrigeration, air conditioning, industrial maintenance and related trades. Circuit fundamentals, components, wiring diagrams and symbols, motors, motor control devices and power supplies are covered.

HS 498 Directed Study in History 1-4 cr.

• Offered: On demand
• Prerequisites: Junior standing and department permission.
• Bulletin Year: 2021 - 2022 Undergraduate Bulletin | View the current NMU Catalog.

Individual investigation of a significant topic or problem in the study, teaching or writing of history.

HS 495 Special Topics in History 1-4 cr.

• Offered: Contact Department
• Prerequisites: Junior standing and completion of 200- or 300-level history course.
• Bulletin Year: 2021 - 2022 Undergraduate Bulletin | View the current NMU Catalog.

Investigation of a significant topic or problem in history. Content varies depending upon the intentions of the instructor and the needs of the students.

Notes:

May be repeated if topic differs.

HS 491 Internship in History 1-6 cr.

• Offered: On demand
• Prerequisites: HS 200, 2.5 grade point average, junior standing and departmental permission.
• Bulletin Year: 2021 - 2022 Undergraduate Bulletin | View the current NMU Catalog.

Professional internship experience, such as in a museum, historical society or archives, or in historical preservation advocacy. Notes:

May be taken more than once for up to six credits with a maximum of three counting for the minor.

HS 490 The History Seminar 4 cr.

• Offered: Winter
• Prerequisites: HS 390, 12 additional credits in history and junior standing.
• Bulletin Year: 2021 - 2022 Undergraduate Bulletin | View the current NMU Catalog.

This seminar experience brings together historiography and primary source research. Major work consists of researching and writing an article-length, peer-reviewed historical essay demonstrating the ability to integrate primary and secondary sources into a significant essay that articulates and defends an historical thesis. Emphasis of course may vary with instructor.