공정·유틸리티 케미컬
공정·유틸리티 케미컬 분야는 공장 유틸리티와 생산 공정을 운영하는 약품을 다룹니다. 냉각수와 보일러수, 폐수 처리, 열매체, 열처리 퀜칭, 이형제입니다.
열매체와 글리콜 시스템
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What is a heat transfer fluid and what is it used for?
A heat transfer fluid carries heat between a heater or chiller and process equipment in a closed loop. See the main types and the temperature range each.
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How to Measure Glycol Concentration in a Chiller or HVAC Loop
Measure chiller loop glycol concentration in four steps: circulate, sample, read a refractometer with the right glycol scale, then check the freeze point.
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How to Write a Closed Loop Water Treatment Report Owners Act On
A closed loop water treatment report needs sampling details, results against limits, trends, a diagnosis and owned actions. Structure and a checklist.
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Replace or Re-Inhibit Loop Glycol? How to Decide From Fluid Tests
Decide whether to replace or re-inhibit closed loop glycol by checking reserve alkalinity, pH, glycol percent, metals and microbes against supplier limits.