Are System Effects Ruining Your Fan's Efficiency?
- Return Fans Or Relief Fans. Kettler, John // ASHRAE Journal;Apr2004, Vol. 46 Issue 4, p28
Compares two fan system, return fans and relief fans, in terms of energy consumption and control requirements. Analysis of the systems operating at minimum, 50 percent and 100 percent outdoor air flow; Consideration on horsepower, construction and control requirements; Impact of low and high...
- Fans Blowin' Up a Storm. // Consulting-Specifying Engineer;Apr2004, Vol. 35 Issue 4, p71
Presents some innovations in fan and blower products. Centrifugal fan; Air circulator; Centrifugal roof ventilator.
- Select the Right Fan for Successful Applications. // Air Conditioning Heating & Refrigeration News;5/12/2008 Air Distribution & Move, Vol. 234, p3
The article outlines the considerations involved to fan equipment concerning the properly select, apply, and control fans. It emphasizes on matching the fan equipment of the system from several different perspectives. Meanwhile, in order to analyze and make fan and control selections, it will...
- Fan is a must-have for effective A/C. Deines, Jeff // Wilson County News;9/9/2015, Vol. 42 Issue 36, p11D
The article offers information on how to fix a blower fan on the heating and ventilation system in a car or truck.
- Airing Out. Collins, Karen D. // Kitchen & Bath Business;Jul2005, Vol. 52 Issue 7, p43
Traces the development of kitchen ventilation. Invention of the first exhaust fan with a motorized door in 1932; Establishment of the Home Ventilating Fan Institute in 1995; Traditional primary features identified in a modern kitchen ventilation product.
- Choosing the Fan. Deshayes, Didier // Appliance Manufacturer;Apr2004, Vol. 52 Issue 4, p20
Discusses the factors that must be considered when selecting fans for a heating and ventilation system. Application and the role of the fan; Enclosure size; Optimal fan orientation; Leakage requirements; Life cycle; Speed.
- Numerical Simulation of Flow Field for a Whole Centrifugal Fan and Analysis of the Effects of Blade Inlet Angle and Impeller Gap. Zhao Yu; Weixiong Wang; Song Li; Dongtao Huang; Wenqi He; Zhichi Zhu // HVAC&R Research;Apr2005, Vol. 11 Issue 2, p263
Numerical simulation of the flow field was carried out for a whole centrifugal fan to consider the interaction of three partsï¿½inlet, impeller, and scroll. A modern optimum design method for a centrifugal fan has been presented using a computational fluid dynamics (CFD) technique to replace...
- Development and Testing of the Characteristic Curve Fan Model. Stein, Jeff; Hydeman, Mark M. // ASHRAE Transactions;2004, Vol. 110 Issue 1, p347
This paper describes the development and testing of the characteristic curve fan model -- a gray-box model. This model produces fan efficiency as a function of airflow and fan static pressure. It is accurate, relatively easy to calibrate, and could be easily incorporated into commercial...
- Don't Forget About The Critical Fan. // Air Conditioning Heating & Refrigeration News;7/26/2004, Vol. 222 Issue 13, p14
Examines a few case studies that demonstrate how a fan can be a critical component of an air system in the United States. Use of a high-pressure centrifugal fan to supply combustion air for a kiln; Air handler that employed a single vaneaxial fan; Single fan at a metals plant.