Sludge biochar heavy metal directional solidification intelligent control system

The intelligent control system for directional solidification of heavy metals in sludge biochar solves the problem of inaccurate process parameters during sludge pyrolysis, realizes directional solidification and high-quality production of biochar, has adaptive capabilities and predictive maintenance, and improves production stability and economic benefits.

CN121627284BActive Publication Date: 2026-06-09INST OF GEOGRAPHICAL SCI & NATURAL RESOURCE RES CAS
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
INST OF GEOGRAPHICAL SCI & NATURAL RESOURCE RES CAS
Filing Date
2025-10-22
Publication Date
2026-06-09

AI Technical Summary

Technical Problem

The existing process parameters for producing biochar from sludge pyrolysis lack precise control, resulting in unstable solidification effects of biochar on heavy metals in sludge, making it difficult to meet the requirements of different treatment scenarios. Furthermore, the lack of real-time monitoring and intelligent feedback adjustment capabilities affects the uniformity and reliability of biochar product quality.

Method used

The system employs an intelligent control system for the directional solidification of heavy metals in sludge biochar, which includes a sludge pretreatment module, a pyrolysis reaction module, an atmosphere control module, a sensor monitoring array, an intelligent control center, and a dynamic compensation module. By monitoring and optimizing process parameters in real time, it achieves directional solidification of biochar and high-quality production.

Benefits of technology

It achieves targeted customization of biochar performance and high-quality, stable production, possesses adaptive capabilities and predictive maintenance, improves production stability and economic benefits, and forms a highly intelligent sludge resource utilization solution.

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Abstract

The application discloses a sludge biochar heavy metal directional solidification intelligent control system, and belongs to the technical field of solid waste resource treatment and intelligent control, which comprises a sludge pretreatment module, a pyrolysis reaction module, an atmosphere regulation module, a product treatment module, a sensing monitoring array, an intelligent control center and a dynamic compensation module; the sludge pretreatment module is used for pretreating original sludge; the pyrolysis reaction module is used for receiving the pretreated sludge and performing pyrolysis reaction; the atmosphere regulation module is used for providing and adjusting the reaction atmosphere to the pyrolysis reaction module; and the product treatment module is used for cooling and collecting the generated biochar. Through the closed-loop control of sensing, decision-making, execution and compensation, the sludge pyrolysis process is dynamically associated with the heavy metal directional solidification target, so that the accurate, stable and self-adaptive regulation and control of the production process are realized without shutdown.
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Citation Information

Patent Citations

  • Method for preparing biochar and solidifying heavy metals through coupling sludge with biomass pyrolysis

    CN112919754A

  • Sewage low-carbon treatment system based on electrochemistry and biochar

    CN119390304A