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UID:MEC-9f96f36b7aae3b1ff847c26ac94c604e@energymgmt.org
DTSTART:20261103T190000Z
DTEND:20261103T200000Z
DTSTAMP:20261013T160200Z
CREATED:20261013
LAST-MODIFIED:20261014
SUMMARY:Industrial Fans 103: Basic System Calculations and System Effects
DESCRIPTION:Register NowAbstract: \nIndustrial fan performance depends on more than selecting equipment at the required airflow and static pressure. The surrounding duct system, inlet conditions, outlet configuration, and air density all influence how a fan will perform once installed. When these factors are overlooked, actual system performance can fall short of calculated requirements, even when the selected fan meets the intended design point under ideal test conditions.\nThis presentation provides a practical introduction to industrial ventilation system calculations and the installation conditions that influence actual fan performance. Attendees will review pressure losses associated with hood entry, straight duct, fittings, contractions, expansions, and system accessories, learning how these individual losses combine to determine the total system resistance a fan must overcome.\nThe course will then examine the relationship between fan performance, system pressure, and the operating point, with particular attention to system effects at fan inlets and outlets. Elbows, branches, obstructions, short duct runs, nearby walls, and other installation conditions can disrupt airflow, create uneven blade loading, and add losses that may not be captured in routine system calculations. Using centrifugal and axial fan arrangements as examples, the presentation will compare common inlet and outlet system effects involving inlet boxes, compound elbows, short discharge ducts, and outlet elbow configurations.\nAttendees will learn how to identify loss coefficients, calculate system effect factors, and incorporate these losses into the static pressure required to achieve the intended airflow. They will leave better equipped to calculate system resistance, evaluate installation conditions, and select fans that perform as intended in the field. Practical strategies will include providing adequate straight duct, improving airflow uniformity, accounting for additional system losses, and maintaining flexibility for future fan speed adjustments.\nLearning Objectives:\n\n\nDescribe how hood entry, duct friction, fittings, accessories, and air density contribute to total system resistance.\nCalculate pressure losses through common industrial ventilation system components.\nIdentify inlet and outlet conditions that can cause system effects and reduce fan performance.\nApply system effect factors and installation best practices to improve fan selection and prevent underperformance.\n\nSponsored By: Cincinnati Fan \n\n\nCincinnati Fan is a leading manufacturer of industrial fans, blowers, and air movement solutions, delivering reliable, high-performance products for OEM, commercial, and industrial applications. With more than 70 years of experience and a broad range of standard and custom-engineered designs, Cincinnati Fan is a trusted partner to engineers, contractors, and facility operators seeking durable airflow solutions that prioritize efficiency, quality, operational reliability, and long-term value.\n \n\n\n\n
X-ALT-DESC;FMTTYPE=text/html:<section class="l-section wpb_row height_medium"><div class="l-section-h i-cf"><div class="g-cols vc_row via_grid cols_1 laptops-cols_inherit tablets-cols_inherit mobiles-cols_1 valign_top type_default stacking_default"><div class="wpb_column vc_column_container"><div class="vc_column-inner"><div class="w-btn-wrapper align_none"><a class="w-btn us-btn-style_1" href="https://us06web.zoom.us/webinar/register/WN_R501Nm6jTEe9ZlhpOQ29Kg"><span class="w-btn-label">Register Now</span></a></div><div class="w-separator size_medium"></div><div class="wpb_text_column"><div class="wpb_wrapper"><h6><strong>Abstract: </strong></h6>
<p>Industrial fan performance depends on more than selecting equipment at the required airflow and static pressure. The surrounding duct system, inlet conditions, outlet configuration, and air density all influence how a fan will perform once installed. When these factors are overlooked, actual system performance can fall short of calculated requirements, even when the selected fan meets the intended design point under ideal test conditions.</p>
<p>This presentation provides a practical introduction to industrial ventilation system calculations and the installation conditions that influence actual fan performance. Attendees will review pressure losses associated with hood entry, straight duct, fittings, contractions, expansions, and system accessories, learning how these individual losses combine to determine the total system resistance a fan must overcome.</p>
<p>The course will then examine the relationship between fan performance, system pressure, and the operating point, with particular attention to system effects at fan inlets and outlets. Elbows, branches, obstructions, short duct runs, nearby walls, and other installation conditions can disrupt airflow, create uneven blade loading, and add losses that may not be captured in routine system calculations. Using centrifugal and axial fan arrangements as examples, the presentation will compare common inlet and outlet system effects involving inlet boxes, compound elbows, short discharge ducts, and outlet elbow configurations.</p>
<p>Attendees will learn how to identify loss coefficients, calculate system effect factors, and incorporate these losses into the static pressure required to achieve the intended airflow. They will leave better equipped to calculate system resistance, evaluate installation conditions, and select fans that perform as intended in the field. Practical strategies will include providing adequate straight duct, improving airflow uniformity, accounting for additional system losses, and maintaining flexibility for future fan speed adjustments.</p>
<h6><strong>Learning Objectives:</strong></h6>
<div>
<ol class="ProsemirrorEditor-list">
<li>Describe how hood entry, duct friction, fittings, accessories, and air density contribute to total system resistance.</li>
<li>Calculate pressure losses through common industrial ventilation system components.</li>
<li>Identify inlet and outlet conditions that can cause system effects and reduce fan performance.</li>
<li>Apply system effect factors and installation best practices to improve fan selection and prevent underperformance.</li>
</ol>
<div><b data-olk-copy-source="MailCompose">Sponsored By: </b><a href="https://www.cincinnatifan.com/">Cincinnati Fan </a></div>
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<p>Cincinnati Fan is a leading manufacturer of industrial fans, blowers, and air movement solutions, delivering reliable, high-performance products for OEM, commercial, and industrial applications. With more than 70 years of experience and a broad range of standard and custom-engineered designs, Cincinnati Fan is a trusted partner to engineers, contractors, and facility operators seeking durable airflow solutions that prioritize efficiency, quality, operational reliability, and long-term value.</p>
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URL:https://www.energymgmt.org/events/industrial-fans-103-basic-system-calculations-and-system-effects/
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