What Are Refrigerants? Types, ASHRAE Codes & 2026 Regulations August 13, 2026 2:37 pm anirban Facebook LinkedIn WhatsApp The HVAC industry is in the middle of its largest refrigerant transition since R-22 disappeared from new equipment. For an engineer in India or the Gulf this is not background reading. A system specified today on the
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8 Charts for Chilled Water Pipe Sizing | Augmintech August 13, 2026 2:15 pm anirban Facebook LinkedIn WhatsApp An undersized chilled water pipe does not fail. It just quietly costs money. Velocity climbs, friction loss rises with roughly the square of it, the pump works harder every hour of every year, and somewhere on the
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Chilled Water Pump Guide: Types, Design & Operation August 13, 2026 1:11 pm anirban Facebook LinkedIn WhatsApp A chiller can be perfectly selected and a building still fail to cool, because the chiller only makes cold water available. The pumps decide whether it actually arrives. For a full picture of how the plant is configured
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HVAC Duct Design: A Complete Technical Guide for MEP Engineers August 5, 2026 7:24 pm Augmintech Duct design is where an HVAC system’s efficiency is quietly decided. The chiller gets specified against a standard, the fan gets selected off a certified curve — but the network between them is drawn by an engineer making dozens
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Ventilation Design: A Complete Guide for MEP Engineers August 5, 2026 5:11 pm Augmintech Facebook LinkedIn WhatsApp Cooling failures announce themselves within the hour. Ventilation failures do not. A building can be comfortably cool, structurally sound, fully occupied, and quietly under-ventilated for a decade — producing headaches, drowsiness and absenteeism that nobody attributes to the
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What Is an Air Distribution System? Types, Parts & Design Basics August 5, 2026 2:05 pm Augmintech Facebook LinkedIn WhatsApp The corner office is freezing. The room next to the lift lobby is stuffy by mid-afternoon. Somebody has put a cardboard box over a diffuser. None of this is a chiller problem — the plant
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Pump Efficiency Formula: How to Calculate and Improve It August 4, 2026 7:12 pm Augmintech Pump Efficiency Formula: Definition, Steps & Example A badly matched pump does not announce itself. It runs. It delivers flow. Nobody complains. And every year it quietly draws fifteen or twenty kilowatts more than it needed to — a cost
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What Is a Chilled Water System? A Complete HVAC Guide August 4, 2026 4:29 pm Augmintech Facebook LinkedIn WhatsApp What Is a Chilled Water System? Full HVAC Guide A four-storey office can be cooled with a handful of split units. A forty-storey tower cannot. Once a building crosses a few hundred tons of cooling load,
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Cable Size Calculator: Formula, Derating & 3-Phase Guide July 6, 2026 6:09 pm Augmintech Cable Size Calculator: Formula, Derating and 3-Phase Guide An undersized cable is a fire risk. An oversized cable is a cost risk. Correct cable sizing — satisfying both the thermal current-carrying constraint and the voltage drop constraint simultaneously — is the
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Pump Head Calculation: Formula, Steps & TDH Examples July 2, 2026 5:31 pm anirban Facebook LinkedIn WhatsApp Voltage Drop Calculator: Formula, Steps and India Limits A voltage drop above the IS 732 limit means motors run hot, lighting dims, and protective devices trip unexpectedly — all from a cable that was too thin or too
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