Author: longwell

longwell-wi-6935162654-project
By longwell / April 1, 2026 / Engineering Case Studies

A Split AC Indoor Fan Engineered for 61C Extreme Cooling

Review the engineering steps behind this split ac indoor fan project, ...

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Fan-Selection-for-HVAC-Systems--Advance
By longwell / April 1, 2026 / Technical Articles

Fan Selection for HVAC Systems: Advanced Engineering Guide & Technical Specifications

Fan Selection for HVAC Systems: Advanced Engineering Guide & Techn...

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In-depth-Analysis-of-Cross-Flow-Fan-Tec
By longwell / March 31, 2026 / Technical Articles

In-depth Analysis of Cross Flow Fan Technology: Why It Is the Ideal Cooling Solution for Dry-Type Transformers

In-depth Analysis of Cross Flow Fan Technology: Why It Is the Ideal Co...

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By longwell / March 30, 2026 / Engineering Case Studies

Longwell LWEA Series: High-Performance Centrifugal Exhaust Fans for HVAC & Ventilation Systems

Engineered for HVAC and ducted ventilation, Longwell's LWEA series cen...

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longwell-wi-6930756647-project
By longwell / March 30, 2026 / Engineering Case Studies

Specifying a Radial Ceiling Pipeline Fan for Exhaust

Engineering a custom ceiling pipeline fan with a radial impeller. See ...

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longwell-lwif-750-project-imag
By longwell / March 30, 2026 / Engineering Case Studies

220V 30 Inch Pedestal Mist Fan Design Constraints and Output

Review the engineering parameters for a 350W 30 inch pedestal mist fan...

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longwell-lwae3g300st-5pnw-02-p
By longwell / March 30, 2026 / Engineering Case Studies

Converting a 230V 300mm EC Fan from Blowing to Suction

Review an engineering project where we converted a 230v 300mm ec fan f...

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longwell-lwaa17050sm-11-projec
By longwell / March 30, 2026 / Engineering Case Studies

Hardware Rack Retrofit: Sizing a 172mm AC Cooling Fan

This 172mm ac cooling fan project delivers 178 CFM at 230V. Discover w...

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longwell-wi-6930422215-project
By longwell / March 30, 2026 / Engineering Case Studies

Specifying a Mirrored 160mm Centrifugal Impeller for AHUs

See how we adapted a 160mm centrifugal impeller to fit a dual-shaft mo...

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longwell-lwge148s-02-project-i
By longwell / March 30, 2026 / Engineering Case Studies

230V High Static Pressure Blower: 3500 Pa Compact Unit

Read how we engineered a custom 230V high static pressure blower to de...

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