<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The paper presents the results of analysis concerning the impact of temperature on sedimentation in the caustic soda solution that constitute a contamination after the process of cleaning utensils and pipes for hopped wort transport in the brewery. The solution was collected from the production plant after the process of cleaning and subjected to 12-hour sedimentation and changes of the solid particles participation, their size and percentage share in the solution was determined. The study was carried out with the Shadow Sizing method. The results were subjected to statistical analysis and the surface area of the response of the relation between the time and temperature of sedimentation and the number of particles which stay in the solution was calculated. The research results proved that the temperature significantly affects the cleaning degree of solutions by sedimentation and its duration. After sedimentation in solutions, particles with the surface area from 0.001-0.003 mm<sup>2</sup> remain. Those particles are not subject to sedimentation and constitute a coloidal suspension in the solution.</p></abstract>

The paper presents the results of analysis concerning the impact of temperature on sedimentation in the caustic soda solution that constitute a contamination after the process of cleaning utensils and pipes for hopped wort transport in the brewery. The solution was collected from the production plant after the process of cleaning and subjected to 12-hour sedimentation and changes of the solid particles participation, their size and percentage share in the solution was determined. The study was carried out with the Shadow Sizing method. The results were subjected to statistical analysis and the surface area of the response of the relation between the time and temperature of sedimentation and the number of particles which stay in the solution was calculated. The research results proved that the temperature significantly affects the cleaning degree of solutions by sedimentation and its duration. After sedimentation in solutions, particles with the surface area from 0.001-0.003 mm2 remain. Those particles are not subject to sedimentation and constitute a coloidal suspension in the solution.

Impact of Caustic Soda Solution Temperature on Efficiency of its Cleaning on Solid Sediments After Completed Process of Cleaning in CIP System of Brewing Unit

Department of Processes and Devices of the Food Industry

Agricultural Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The paper presents the results of analysis concerning the impact of temperature on sedimentation in the caustic soda solution that constitute a contamination...

Impact of Caustic Soda Solution Temperature on Efficiency of its Cleaning on Solid Sediments After Completed Process of Cleaning in CIP System of Brewing Unit

Published Online: Jul 20, 2018

Page range: 79 - 89

Received: Apr 01, 2018

Accepted: May 01, 2018

DOI: https://doi.org/10.1515/agriceng-2018-0018

Keywords
CIP system, sodium hydroxide, regeneration, sedimentation

© 2018 Joanna Piepiórka-Stepuk, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Impact of Caustic Soda Solution Temperature on Efficiency of its Cleaning on Solid Sediments After Completed Process of Cleaning in CIP System of Brewing Unit

Published Online: Jul 20, 2018

Page range: 79 - 89

Received: Apr 01, 2018

Accepted: May 01, 2018

DOI: https://doi.org/10.1515/agriceng-2018-0018

KeywordsCIP system, sodium hydroxide, regeneration, sedimentation

© 2018 Joanna Piepiórka-Stepuk, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
CIP system, sodium hydroxide, regeneration, sedimentation