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Engineering Case Studies

Application requirements, product choices and engineering project stories from LONGWELL.

Forward-curved centrifugal blower in a scroll housing
By longwell / March 19, 2026 / Engineering Case Studies

Custom Centrifugal Fan Drawings for Industrial Heater Integration

Define the fan, heater and mounting interfaces together: duty point, t...

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Forward-curved centrifugal blower in a scroll housing
By longwell / February 4, 2026 / Engineering Case Studies

LONGWELL DD10-10I-014 Single-Speed AC Double-Inlet Centrifugal Fan Specification

Technical specification parameters and dimensions for the LONGWELL DD1...

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Illustration of a portable cylindrical axial ventilator with a carry handle and protective grille
By longwell / February 4, 2026 / Engineering Case Studies

LWT35-4.5-002 Axial Fan: Drawing and Installation Checks

Read the LWT35-4.5-002 drawing for its 380 V, 50 Hz supply, 550 W powe...

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Cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / January 15, 2026 / Engineering Case Studies

Low-Noise Fan Selection for Refrigeration Equipment

Specify refrigeration fan noise together with airflow, pressure, speed...

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Centrifugal fan mounted on a rectangular support frame
By longwell / January 6, 2026 / Engineering Case Studies

EC Centrifugal Fans for Data Center Cooling: Integration Requirements

Select EC centrifugal fans for data center air handling by duty point,...

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Cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / November 22, 2025 / Engineering Case Studies

LWCE-100 EC Cross Flow Fans for Trench Heater Integration

Review LWCE-100 EC cross flow fan supply, controls and mechanical inte...

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Illustration of a square industrial axial exhaust fan with a metal impeller and protective guard
By longwell / November 5, 2025 / Engineering Case Studies

Poultry House Ventilation: EC Axial Fan Selection Inputs

Specify poultry house fan duty points with inlet, pad, shutter and gua...

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Illustration of rubber fan shaft supports, a threaded vibration mount, and mounting fasteners
By longwell / October 29, 2025 / Engineering Case Studies

OEM Fan Components: Drawing and Sample Approval Checklist

Specify OEM fan components by drawing revision, material, dimensions, ...

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LONGWELL LWBE3G225-092NS-10 product reference image
By longwell / October 28, 2025 / Engineering Case Studies

Centrifugal Fan Selection for Nail Dust Collectors

Select a nail dust collector fan using clean and loaded-filter duty po...

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Centrifugal fan mounted on a rectangular support frame
By longwell / October 28, 2025 / Engineering Case Studies

EC Fan Integration for Data Center Air Handling

Review EC centrifugal fan duty points, mounting, control signals and a...

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