Rooftop AHU Selection: Specifying Weatherproof Packaged Air Handling Units
Weatherproof casing and corrosion class, integrated refrigeration vs chilled water, curb and vibration, and condensate and defrost — how to specify a rooftop AHU that lasts.
Insights
Engineering notes & case studies
Application notes from real industrial and commercial HVAC projects. Client names appear only where the project has been publicly announced.
Humidity Control in Pharmaceutical Cleanrooms: Why Relative Humidity Breaks Without a Dew-Point Design
Dew point first, relative humidity second — how to choose between cooling-coil and desiccant dehumidification and hold a pharma cleanroom inside its validated band.
Desiccant Wheel Dehumidifiers: Specifying Low-Dew-Point Dehumidification for Industrial Processes
Regeneration heat source, seal leakage, dew point floor and single vs double wheel — how to specify a rotary desiccant dehumidifier for low dew point industrial dehumidification.
Computer Room Air Conditioner (CRAC) Units: Specifying Precision Cooling for Server Rooms
Sensible heat ratio, control bandwidth, airflow path and redundancy — what a CRAC unit must deliver for reliable server-room precision cooling.
Screw Chiller Sizing: Matching Water-Cooled Chiller Capacity to Real Process Load
Build the load profile, apply diversity, and size a water-cooled screw chiller against real process load, not nameplate ratings.
Air Handling for Food & Beverage Processing: Hygiene, Filtration and Pressure
Staged filtration, air pressure cascades and condensation control for hygienic food and beverage production.
Semiconductor Cleanroom HVAC: Cleanroom Classes and Pressure Cascades
ISO 14644 cleanroom classes, pressure cascades and staged filtration for semiconductor fab HVAC.
Chilled Water vs Direct Expansion: Which Precision Cooling Fits Your Load
Load profile, partial-load efficiency, control stability and footprint decide whether DX or chilled water is the right precision-cooling topology.
Medical Clean Air Handling Units: What GB/T 19569 and Hospital OTs Actually Require
Air cleanliness classes, pressure cascades and filtration for hospital operating-theatre HVAC.
Evaporative Cooling vs Air-Cooled: Cutting Chiller Energy 40–50% in Hot Climates
How rejecting heat to wet-bulb instead of dry-bulb lowers condensing temperature and cuts chiller energy in hot, dry regions.
Why More Data Centers Are Looking at Maglev Centrifugal Chillers
Oil-free, variable-speed cooling and the five questions that make a data-center comparison meaningful.
Cleanroom HVAC for Lithium Battery Production: What the Air Side Has to Deliver
Casing leakage and thermal bridging, the test documentation to ask for, ISO Class 7 to 8 compatibility and drainage that survives a cold winter — how the air side of a battery cleanroom is specified.
How to Spec an Air Handling Unit (AHU): 8 Parameters Buyers Often Miss
External static pressure, coil face velocity, casing leakage class and five more AHU selection parameters that decide whether a unit delivers its spec.
Shipment Day: AHUs Bound for the REPT BATTERO Lithium Battery Project
Inside a Taile shipment for the REPT BATTERO lithium battery project: factory verification, protective packing, truck loading, and the support that continues after delivery.
110 Air-Cooled Integrated DX Units for Continuous Production in a New-Energy Equipment Plant
110 factory-charged packaged DX units for a new-energy equipment workshop: less on-site piping, all-weather continuous production.
Cleanroom HVAC for PV Cell & Module Production on the Tropical Coast
210 air-handling units in three configurations, engineered to hold cleanroom pressure and humidity through a tropical rainy season.
Choosing Between Water-Cooled and Air-Cooled Chillers for Industrial Plants
Efficiency, water, footprint and total cost of ownership — how to pick the right industrial chiller.
Humidity Control in Lithium Battery Manufacturing: Why Desiccant Wheels Beat Cooling Coils
Low-dew-point humidity control for lithium battery coating and dry rooms explained.
160 DX Constant Temperature & Humidity Units for a Tropical New-Energy Materials Workshop
How 160 direct-expansion units hold temperature and humidity for new-energy materials production.
HVAC Design for Data Centers: Sensible Heat, Latent Heat and the Right Equipment Mix
Why data centers need precision cooling, and how sensible and latent heat shape the equipment mix.
263 AHUs and 15 Chillers for a Large PV Production Base
How Taile delivered 263 AHUs and 15 chillers as one coordinated HVAC system for a PV base.
What GMP-Compliant Pharmaceutical HVAC Actually Requires
Cleanliness, pressure, filtration and validation — the real requirements of pharma HVAC.
Fresh-Air and Ceiling AHUs for an Overseas Automotive Assembly Plant
Ventilation and humidity control for a large overseas automotive assembly plant.
Designing HVAC for High-Humidity Coastal Climates: Lessons from Southeast Asia
Corrosion, humidity and maintenance — designing industrial HVAC for tropical coasts.