Author Archives: Jan de Geest

About Jan de Geest

Jan de Geest is a driven business professional with over 30 years of evaporation, crystallization, and filtration experience in both the public and private sectors and he has over 20 years of experience in managing functions such as Process Engineering, Sales, Marketing and Business Development. Jan has a strong focus on communication and relationship building with clients, distributors, suppliers and colleagues and enjoys sharing his knowledge through this website and other venues. “Our goal is to give you the best evaporator and dryer process balanced between capital investment and operating expenses with the highest product quality. This way you can differentiate yourself in your market with either commodity products or special niche products.”

Calcium Fouling in Barometric Leg of a Direct-Contact Condensor


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We were recently out at a customer’s site, where we had been contracted to replace an existing fully integrated and […]

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GLM Luebbers


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We are excited to announce that after seven years of close cooperation in advanced industrial spray drying technologies, GLM Hydro […]

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Capacity Improvement of your Existing Falling Film Evaporator with a Potential Increase on the Dryer Output


GLM Hydro Evaporator Problem Solving: –There are several ways you can improve the overall evaporation capacity of your evaporator and […]

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The Impact of a Membrane Filtration Pre-Concentration or Whey Fractionation on a Falling Film Evaporator


GLM Hydro Evaporator Problem Solving: – In the dairy industry we typically find in most milk and whey processing facilities, that […]

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Removal and Inactivation of Spores and Reducing of Bacterial Growth in Falling Film Dairy Evaporators


GLM Hydro Evaporator Problem Solving: – I would like to share some of my experience gained over the past 2 decades […]

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Fouling of Cooling Water Tubes in a Condenser


GLM Hydro Condensor Problem Solving: – There is one thing that many falling film- and forced circulation evaporators running under vacuum […]

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7 Tips to Improve the Cleaning In Place (CIP) of your Falling Film Evaporator


GLM Hydro Falling Film Evaporator Tips: –The majority of Falling Film Evaporators have a Cleaning In Place (CIP) system. Most […]

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Condenser Vacuum Control in Steam Infusion Heater for Extend Shelf Life Milk Products


GLM Hydro Evaporator Problem Solving: – A small dairy company is operating a steam infusion heater to produce extended shelf […]

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Air Leaks in Falling Film and Forced Circulation Evaporators running under Vacuum Conditions


GLM Hydro Evaporator Problem Solving: – In over 25 years of troubleshooting and consulting evaporator systems, I cannot even begin […]

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Distribution Pan Fouling in a Falling Film Evaporator


GLM Hydro Evaporator Problem Solving: – One of our dairy customers wanted to produce a new product on their existing […]

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Importance of steady condensate flow in an evaporation system


GLM Hydro Evaporator Problem Solving: – During the course of many falling film and forced circulation evaporator optimization jobs I […]

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Air in the falling film evaporator product feed


GLM Hydro Evaporator Problem Solving: – Throughout the execution of many falling film evaporation projects I often run into issues […]

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