Heating & A/C Engineering Technology (HASD)

HASD1110 | Refrigeration & Air Conditioning Systems | Lec/Lab (3 Credits)

Introduction to the mechanical refrigeration cycle and related HVAC equipment, includes the cyclic nature of the refrigeration systems, individual components and the correlation of service practice and integration of controls. Explore servicing mechanical refrigeration equipment, components of the system, and basic systematic servicing techniques.

HASD1120 | Electrical Principles for HVAC | Lec/Lab (3 Credits)

Basic electrical terminology and theory. Introduction to simple-circuit construction. Basic electrical properties and their effects on circuits. Simple-circuit diagramming and the theory of electrical generation through magnetism and electromagnetism. Analyze and test circuits with various test equipment. Examine the principles, applications, and wiring of series, parallel and series-parallel circuits.

Prerequisite(s): HASD1110

HASD1130 | Heating & Environmental Systems | Lec/Lab (3 Credits)

Heat generation as it pertains to residential furnaces. Topics include: principles of Natural and LP gases, furnace types, sequence of operation, component identification, ignition types, test equipment and safety. Perform troubleshooting of the mechanical operation and the electrical control functions of gas furnaces, incorporating wiring diagrams and schematics. Introduction to sequence of operation for oil-burning and forced-air electric furnaces.

Prerequisite(s): HASD1120

HASD1140 | HVAC Installation & Duct Fabrication | Lec/Lab (2 Credits)

Proper installation techniques for HVAC equipment and related materials, such as diffusers, dampers, flex connectors, grilles, plenums and ducts. Fabricate ductwork and fittings common to the HVAC industry; trunk-line fabrication with emphasis on quality and quantity of work.

Prerequisite(s): HASD1130

HASD1150 | HVAC Ducted Systems, Testing & Balancing | Lec/Lab (2 Credits)

Principles of sizing duct systems, grilles, registers and related equipment for residential and commercial applications. Theory and practice of testing, adjusting, and balancing HVAC systems to specific thermal loads.

Prerequisite(s): HASD1140

HASD1210 | Building Sciences & Construction Methods | Lec/Lab (4 Credits)

Laws of thermodynamics with major emphasis on environmental control. Apply thermodynamic principles to air-conditioning processes. Fundamental theory of the design and layout of residential and light commercial HVAC systems. Produce sketches of working mechanical drawings; analyze friction and dynamic losses within HVAC systems utilizing fitting loss coefficients and duct-sizing methods.

HASD1220 | Designing for Indoor Comfort | Lec/Lab (3 Credits)

Step-by-step procedures for industry-based energy calculations, including load profiles, equipment modeling, performance, and control modeling to ensure maximum energy efficiencies. Thermal performances of exterior envelopes with varying parameters, including above- and below-grade earth-bermed, earth-sheltered and on-grade constructions. Apply industry-based energy calculations of various constructions; related computer programs, including load estimating, operating cost analysis, and equipment selection.

Prerequisite(s): HASD1210

HASD1230 | Radiant Systems Design | Lec/Lab (3 Credits)

Principles of design and layout of residential and light commercial hydronic heating systems with emphasis on hydronic equipment, location, and selection. Coordinate hydronic systems with architectural, structural, electrical, and civil disciplines. Examine zone controls and wiring of hydronic systems.

Prerequisite(s): HASD1220

HASD1240 | HVAC Layout and Systems Design | Lec/Lab (3 Credits)

Principles of design and layout of residential and light commercial HVAC systems with emphasis on HVAC equipment, location, and selection. Coordinate HVAC systems with architectural and electrical disciplines. Examine national and local code compliances for HVAC systems. Explore energy conserving practices.

Prerequisite(s): HASD1230

HASD2110 | Commercial Heating & Piping Systems | Lec/Lab (8 Credits)

Principles of design, layout and energy analysis of commercial building piping systems in conjunction with local and state codes. Development of working drawings reflecting coordination of plumbing, hot water and steam heating systems with architectural, electrical and civil disciplines. Procedures for calculating commercial space design heating and cooling loads manually and with the use of computer software programs. Examination of individual heating and cooling load sources including roofs, walls, glass, air infiltration, partitions, lights, people and space equipment. Calculations of how different building components and various sources of energy affect total building energy use. EPA Section 608 Technician Certification test review and exam (required).

Prerequisite(s): HASD1240

HASD2120 | Packaged Air Conditioning Systems Design | Lec/Lab (5 Credits)

Developing requirements for selection, layout, design and drafting of various packaged heating and cooling equipment for commercial buildings. Operating characteristics of packaged air systems. Outdoor air ventilation requirements and calculations. Characteristics of air (psychrometrics) used in heating, cooling, humidification and dehumidification processes. Procedures to determine the packaged equipment cooling coil and heating capacities. Air distribution methods for designing, laying out and sizing supply, return and exhaust ductwork. Calculation of air flow resistance in duct systems. Analysis of building air balance.

Prerequisite(s): HASD2110

HASD2210 | Geothermal & Heat Pump Systems Design | Lec/Lab (5 Credits)

Developing requirements for selection, layout, design and drafting of geothermal (ground source/water source) and air to air heat pump equipment for commercial buildings. Operating characteristics of heat pump systems. Analysis of exhaust and ventilation requirements for special space applications. Commercial building life safety systems. Smoke and fire control in duct systems and fire protection sprinkling systems. Proper application considerations. Costs, advantages and disadvantages of equipment selections and specific requirements to design for the best energy efficiency.

Prerequisite(s): HASD2120

HASD2220 | HVAC Systems Integration & Controls | Lec/Lab (8 Credits)

Preparation of working construction documents of large split system HVAC piping and variable air volume systems for commercial buildings. Alternate air handling and ventilation systems that use less energy and provide higher indoor air quality. Use of Building Information Modeling (BIM) to analyze how HVAC requirements can be integrated to work with architectural, structural, electrical, interiors and civil disciplines. Pneumatic, electric and electronic HVAC controls used in commercial air handling and piping systems. Control sequences analyzed and validated to meet specific building needs. Identify the building mechanical systems concerns and problems; select the best possible alternative as the final solution.

Prerequisite(s): HASD2210