Python-based data processing method for microphysical performance parameters in sludge dewatering process

Through Python-based data processing method and combined with XDLVO theory, the interaction energy between sludge particles during sludge dehydration is calculated, which solves the problem of low calculation accuracy and achieves more efficient and accurate calculation of sludge dehydration process parameters.

CN119715262APending Publication Date: 2025-03-28GUANGDONG TECHNION ISRAEL INST OF TECH
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Patent Information

Application Number
CN202411702788.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-26
Publication Date
2025-03-28

AI Technical Summary

Technical Problem

During the sludge dehydration process, the process of using XDLVO theory to quantitatively calculate the Lewis acid-base interaction energy, van der Waals interaction energy and the mutual free energy of the electrostatic double layer has the problem of low calculation accuracy.

Method used

A Python-based data processing method is provided. By obtaining the particle size of sludge flocs, zeta potential and the contact angle between the test liquid and the surface of sludge particles, combined with XDLVO theory, the interaction energy of the distance change between sludge particles under different test liquids is calculated. This method also improves the accuracy of the calculation results by calculating the Hamaker constant A.

Benefits of technology

The calculation accuracy of microscopic physical performance parameters during sludge dehydration is improved, the data processing is more intelligent, the calculation process is simpler and less prone to errors, and the calculation efficiency is higher, which can more accurately reveal the microscopic mechanism of sludge dehydration mechanism.

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Abstract

The invention relates to the technical field of sludge dewatering, and discloses a Python-based data processing method for microphysical performance parameters in a sludge dewatering process, and the method comprises the following steps: obtaining the sludge floc particle size and Zeta potential of a to-be-tested sample; respectively reading contact angles between the collected different test liquids and the surfaces of the microbial thalli of the sample to be tested; based on contact angles between different test liquids and the surfaces of microorganism thalli of a sample to be tested, the particle size of sludge floc of the sample to be tested and the distance between sludge particles, the XDLVO theory is combined; calculating the total energy of Van der Waals particles, the total energy of Lewis acid-base hydrated particles, the total energy of electrostatic force particles and the total energy of interaction among microbial cells along with the change of the distance among the sludge particles of the to-be-tested sample under different test liquids. The method has the effect of improving the calculation efficiency and the calculation precision.
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