Fan Heat and Pump Heat: Sources and Significance
- Fan Heat and Pump Heat: Sources and Significance. Williams, Gerald J. // Heating/Piping/Air Conditioning Engineering;Aug2005, Vol. 77 Issue 8, p31
Discusses the source and significance of fan heat and pump heat. Definition of fan heat and pump heat in terms of their effect on cooling load; Confusion over the source of heat gain; Overview of the First Law of Thermodynamics.
- Evaluation of Hydronic Forced-Air and Radiant Slab Heating and Cooling Systems. Baskin, Evelyn // ASHRAE Transactions;2005, Vol. 111 Issue 1, p525
contemporary house located in California has a unique HVAC .system featuring radiant floor heating and cooling, forced-air hydronic heating and cooling, and a system that ventilates the house at night to reduce air conditioner energy use bv pre-cooling building mass. The purpose of this study...
- Get rid of the heat. Smith, Matt // Portable Design;Jul2004, Vol. 10 Issue 7, p14
The combination of shrinking form factors and increasing performance has created several temperature control challenges for portable-system designers. Increased performance is usually achieved by higher clock speeds and higher integration, but they result in higher power dissipation. Package...
- Selecting Fans. Brendel, Michael // ASHRAE Journal;Oct2015, Vol. 57 Issue 10, p10
The article presents a response to a commentary regarding the impact of supply fan pressure on the energy consumption of a hydronic system.
- Pump Selection for Secondary Refrigerant Systems. Ahlgren, Roy // Process Cooling & Equipment;Sep/Oct2003, p38
Presents strategies on how to select a suitable pump for secondary refrigerant systems. Explanation of the usual practices in hydronic system pump selection modification during the pumping of secondary refrigerants in large systems; Role of secondary refrigerant systems in reducing the...
- Optimizing Efficiency: Minimizing the Combined Energy Use of Fans and Ventilation Air Conditioning. Chang, Roger; Hawit, Omar; Wilson, Chris // ASHRAE Transactions;2012, Vol. 118 Issue 1, p594
ASHRAE Standard 62.1-2010 compliance plays a significant role in the correct sizing of HVAC equipment and systems and overall building energy consumption. The lack of a standard method to optimize the maximum ventilation ratio (Zmax) can lead to significant oversizing of systems that result in...
- Finding space for fan power. // Builders Merchants Journal;Sep98, p26
Focuses on the increasing sales of fan convectors. Benefits of using fan convectors in households; Advantage of fan convectors over other heating equipment; Company which reported an increase in sales of fan convectors.
- Warm up to fan convectors. Duggan, Gerry // Air Conditioning Heating & Refrigeration News;09/08/97, Vol. 202 Issue 2, p36
Features fan convectors, unobtrusive hydronic problem-solvers for hard-to-heat areas in homes, office spaces and light commercial establishments. Availability in various configurations; Applications; Components of a standard fan convector; Advantages of using fan convectors; Improvements on...
- Fans and Forced Convection in Process Cooling. Holmes, Bryan M. // Process Cooling;Jan/Feb2014, p24
The article looks at the use of fans and forced convection in process cooling. Particular focus is given to the options available for cooling industrial equipment, which include heat sinks, heat pipes, and water cooling. The physics involved in thermodynamics are explored, along with a...