Daily Archives: July 22, 2025

Effect of Ambient Temperature on Air-Cooled Heat Exchanger (ACHE) Performance Ambient temperature significantly impacts the thermal performance, efficiency, and operational reliability of air-cooled heat exchangers. Here’s a detailed analysis: 1. Fundamental Thermodynamic Impact A. Approach Temperature Limitation math Q = UAΔT_{LMTD} Where...

Maintenance Practices for Air-Cooled Heat Exchangers (ACHEs) Proper maintenance is critical for ensuring optimal performance, energy efficiency, and longevity of air-cooled heat exchangers. Here are comprehensive maintenance practices: 1. Routine Inspection Practices A. Visual Inspections (Monthly/Quarterly) B. Thermal Imaging (Annual) 2. Cleaning...

Effect of Air Face Velocity in Air-Cooled Heat Exchangers (ACHEs) Air face velocity (typically measured in m/s or ft/min) is a critical operational parameter that significantly impacts the thermal performance, energy consumption, and operational reliability of air-cooled heat exchangers. 1. Definition & Typical Ranges 2. Thermal Performance...