Modular water and fertilizer integrated intelligent management and control device

By using modular integrated water and fertilizer intelligent control equipment, based on conservation formulas and sensor monitoring, real-time control of fertilizer concentrate concentration is achieved, solving the problem of unstable water and fertilizer mixture concentration, improving fertilization accuracy and system stability, and reducing costs.

CN122397449APending Publication Date: 2026-07-17QINGDAO ZHONGHAI ENVIRONMENTAL ENG CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
QINGDAO ZHONGHAI ENVIRONMENTAL ENG CO LTD
Filing Date
2026-04-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing equipment cannot automatically and accurately adjust the water-fertilizer ratio based on real-time changes in the concentration of the fertilizer concentrate, resulting in unstable nutrient concentration in the mixed solution.

Method used

The modular integrated water and fertilizer intelligent management and control equipment adopts the formula of material conservation and total nitrogen conservation, combined with the first concentration sensor and the second flow meter, and performs real-time calculation and control through the controller to ensure the scientific and accurate water-fertilizer ratio.

Benefits of technology

It achieves automatic and precise control based on changes in the concentration of fertilizer concentrate, ensuring a stable concentration of the water-fertilizer mixture, improving the accuracy of fertilization and the robustness of the system, and reducing the cost of core components.

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Abstract

本发明涉及一种模块化水肥一体化智能管控设备,涉及粪污资源化利用技术领域,其基于“物料守恒”和“氮元素总量守恒”两个基本公式,基于设定的和已知的,配合第一浓度传感器和第二流量计的实时监测结果,反推计算出,从理论模型上确保了配比的科学性,克服了传统凭经验或固定比例混合造成的施肥不精准问题。在实践中,发酵区中沤制的原液其养分浓度会随发酵进程、批次、温度等因素实时波动。为此基于第一浓度传感器的检测结果,实时启动S1‑S2的计算与调控流程。这相当于设备能自适应原料变化,持续、稳定地输出预期浓度的水肥,显著提升了系统在真实、复杂工况下的鲁棒性与可靠性。
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