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The Risk Management Framework (RMF) is a United States federal government guideline, standard, and process for managing risk to help secure information systems (computers and networks). The RMF was developed by the National Institute of Standards and Technology (NIST), and provides a structured process that integrates information security ...
NIST SP 800-53 Revision 5 removes the word "federal" to indicate that these regulations may be applied to all organizations, not just federal organizations. The first public draft was published on August 15, 2017. A final draft release was set for publication in December 2018, with the final publication date set for March 2019."
As of May 2015, the DIACAP was replaced by the "Risk Management Framework (RMF) for DoD Information Technology (IT)". Although re-accreditations via DIACAP continued through late 2016, systems that had not yet started accreditation by May 2015 were required to transition to the RMF processes. [ 1 ]
An air source heat pump (ASHP) is a heat pump that can absorb heat from air outside a building and release it inside; it uses the same vapor-compression refrigeration process and much the same equipment as an air conditioner, but in the opposite direction. ASHPs are the most common type of heat pump and, usually being smaller, tend to be used ...
DX system being drilled in the 1980s. A direct exchange (DX) geothermal heat pump is a type of ground source heat pump in which refrigerant circulates through copper tubing placed in the ground unlike other ground source heat pumps where refrigerant is restricted to the heat pump itself with a secondary loop in the ground filled with a mixture of water and anti-freeze.
Annual greenhouse gas (GHG) savings from using a ground source heat pump instead of a high-efficiency furnace in a detached residence (assuming no specific supply of renewable energy) Country Electricity CO 2 Emissions Intensity GHG savings relative to natural gas heating oil electric heating; Canada: 223 ton/GWh [36] [37] [38] 2.7 ton/yr: 5.3 ...
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