Application Power Plant Lime Slaker

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Direct Steam Injection Application for a Lime Slaker in a Power Plant

Market Power Plant
Application Lime slaker
Heater Replaced Heat exchanger
Hydro-Thermal Solution EZ Heater®
Benefits Precise temperature, maintain target temperature, proper mixing of slurry



Energy Savings of 28% for a Coal Fire Power Plant

A power plant replaced a heat exchanger in their lime slaker process with an energy efficient Hydro-Thermal steam injection heater and realized savings of 28%. Meeting precise temperatures and maintaining the target temperatures are important to lime slaking processes for flue gas desulphurization and cleaning. The Hydroheater® provides the power plant with precise temperature control and proper mixing of slurry.


Process conditions considered by Hydro-Thermal engineers to configure this system included;

Water flow rates 80  100 gpm [3.0 kl/m]
Water inlet temperature
33°F - 75°F [0.5ºC  23.8ºC]
Water outlet temperature 80°F - 95°F [26.6 - 35ºC]
Water inlet pressure
80 psig [5.5 bar]
Steam pressure 135 psig [9.3 bar]


Unlike heat exchangers or spargers, the Hydroheater is designed only for your process conditions and unique application. We need to know a few things about your conditions, such as temperature range, steam pressure, and flow rates to size a heater specifically for you. When you click on our application data sheet and fill in the information, we will contact you within one business day. After an initial conversation with a sales representative or one of our engineers, we will then provide you with a custom quote for the Hydroheater best suited for your process.

Yes, I want to save energy and have more control using direct steam injection. Please complete the Application Data Sheet which helps us understand your process conditions such as fluid density, flow rates and temperature parameters.

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