University of California Merced Power Plant*
District energy plants for campuses are more easily modified over time than built from scratch due to their centralized, modular design and existing infrastructure. These systems, supplying heating, cooling, and sometimes power to multiple buildings, are designed with scalability in mind. District energy plants for campuses are more easily modified over time than built from scratch due to their centralized, modular design and existing infrastructure. These systems, supplying heating, cooling, and sometimes power to multiple buildings, are designed with scalability in mind.
Today at the usual hour we examine the status of best practice literature and prepare responses to relevant public consultations. Use the login credentials at the upper right of our home page.
The following list cites key codes, standards, recommended practices, and guidelines applicable to campus district energy systems, which provide heating, cooling, and sometimes power to multiple buildings. These are widely recognized in the United States and often internationally, ensuring safety, efficiency, and environmental compliance.
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ASHRAE Standard 90.1 – Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings
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Description: Establishes minimum requirements for energy-efficient design of buildings, including district energy systems for heating and cooling, covering system efficiency, controls, and insulation.
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Relevance: Ensures campus energy systems meet energy performance benchmarks and optimize thermal distribution.
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ASME B31.1 – Power Piping
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Description: Governs the design, construction, and maintenance of piping systems for steam, hot water, and other fluids used in district heating systems.
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Relevance: Applies to high-pressure steam and hot water piping in campus district energy systems.
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NFPA 54/ANSI Z223.1 – National Fuel Gas Code
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Description: Provides safety requirements for the installation and operation of fuel gas piping systems, appliances, and venting for gas-fired equipment in district energy plants.
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Relevance: Ensures safe operation of gas-fired boilers or cogeneration systems in campus energy facilities.
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ASHRAE Guideline 0 – The Commissioning Process
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Description: Outlines a systematic process for commissioning building systems, including district energy systems, to ensure they meet design intent and operational requirements.
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Relevance: Critical for verifying that campus heating, cooling, and power systems perform as designed.
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International Energy Conservation Code (IECC)
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Description: Sets energy efficiency requirements for building systems, including district energy systems connected to buildings, focusing on reducing energy waste.
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Relevance: Guides energy-efficient design and operation of campus-wide heating and cooling networks.
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NFPA 85 – Boiler and Combustion Systems Hazards Code
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Description: Provides safety standards for the design, installation, operation, and maintenance of boilers and combustion systems used in district energy plants.
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Relevance: Ensures safe operation of large boilers in campus central plants.
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ASME Boiler and Pressure Vessel Code (BPVC), Section I
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Description: Governs the design, fabrication, and inspection of boilers used in district energy systems.
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Relevance: Ensures structural integrity and safety of high-pressure boilers in campus energy systems.
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ASHRAE Standard 188 – Legionellosis: Risk Management for Building Water Systems
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Description: Provides guidelines for managing Legionella risk in water systems, including cooling towers and hot water systems in district energy setups.
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Relevance: Critical for maintaining water quality and preventing health risks in campus cooling and heating systems.
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API Recommended Practice 2000 – Venting Atmospheric and Low-Pressure Storage Tanks
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Description: Offers guidelines for the safe venting of storage tanks used for fuel or other liquids in district energy systems.
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Relevance: Applies to fuel storage for backup generators or boilers in campus energy plants.
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EPA’s Clean Air Act Regulations (40 CFR Part 60 and 63)
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Description: Regulates emissions from boilers, engines, and other combustion equipment in district energy systems to ensure compliance with air quality standards.
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Relevance: Ensures campus energy systems meet federal environmental requirements for emissions control.
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Additional Notes:
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Jurisdiction-Specific Codes: Local building codes, such as those based on the International Building Code (IBC) or state-specific amendments, may apply and should be verified for campus projects.
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Sustainability Guidelines: Guidelines like LEED (Leadership in Energy and Environmental Design) or ASHRAE’s Building Decarbonization resources may be relevant for campuses pursuing sustainability goals.
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Verification: Consult local authorities having jurisdiction (AHJs) and campus-specific requirements, as codes may vary by region or institution.
