Granular Humic Mineral Agent Preparation Process
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Solution Overview
Problem
Current humic acid-based preparations for agriculture and wastewater treatment are labor-intensive, energy costly, and difficult to handle due to adhesiveness and gelatinous consistency, with challenges in controlling composition and storage.
Innovation Solution
A process involving crushing humic acid-containing materials into granules, hydrating them, blending with alkali to form alkali-treated granules, and heating to activate organic carbon series substances, resulting in a dry, granular humic-mineral agent with improved handling and application properties.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional extraction and processing methods are used to produce humic acid-based preparations, then the product has beneficial properties for agriculture and wastewater treatment, but the production process becomes labor-intensive and energy-costly
Solution Approach 1:
The processing method is divided into distinct operational stages: (1) mixing humic acid-containing material with water to form a slurry, (2) drying the slurry to form granules, (3) treating granules with alkali to activate organic carbon series substances, and (4) cooling and storing the final product. This segmentation allows each stage to be optimized independently, improving overall production efficiency while maintaining product quality.
Solution Approach 2:
The method utilizes controlled changes in physical and chemical parameters: water content is adjusted during mixing and drying stages, alkali concentration is controlled during treatment, and temperature is managed during heating and cooling phases. These parameter changes enable efficient processing while preserving the beneficial properties of the humic acid-based product.
2Quantity of substance
If humic acid-containing material is dried to low moisture content (6-12%), then the product achieves concentrated form, but the humic acids enter a dormant or inactive state
Solution Approach 1:
The method performs preliminary hydration by mixing the humic acid-containing material with water to form a slurry before drying. This preliminary action ensures the material is properly prepared and activated during the subsequent processing stages, preventing the material from entering a dormant state during concentration.
Solution Approach 2:
Water serves as an intermediary substance that facilitates the processing of humic acid-containing material. By using water to form a slurry and control moisture content during processing, the method enables concentrated product formation while maintaining material activity through proper hydration throughout the process.
3Quantity of substance
If electrolysis method is used to produce concentrated humic product, then the product achieves concentrated form, but the composition control becomes difficult and the product has gelatinous consistency that is difficult to handle
Solution Approach 1:
The method replaces the electrolysis process with a mechanical and chemical approach: mixing with water to form slurry, drying to form granules, and alkali treatment to activate the material. This substitution eliminates the gelatinous consistency issue and improves handling characteristics while achieving concentrated product form.
Solution Approach 2:
The method controls physical parameters (moisture content, temperature, particle size) and chemical parameters (alkali concentration, pH) to achieve concentrated product with desirable handling properties. By carefully controlling these parameters, the method produces a concentrated humic product that is easy to handle and store, unlike gelatinous electrolysis products.
4Reliability
If large amount of water is used to hydrate humic acid-containing starting material, then the material achieves proper hydration, but the product becomes viscous flowing liquid that requires conversion to plastic media, increasing energy consumption and labor intensity
Solution Approach 1:
The method extracts and removes excess water through drying the slurry to form granules. By taking out the excess water component, the method transforms the viscous flowing liquid into a free-flowing granular product, eliminating the need for energy-intensive conversion to plastic media while maintaining proper hydration of the humic acid material.
Solution Approach 2:
The method utilizes phase transitions: (1) liquid slurry formation through mixing with water, (2) drying to form granular solid, and (3) heating to activate organic carbon series substances. These phase transitions enable efficient processing and energy-saving operations compared to maintaining the material in a viscous liquid state.
5Reliability
If traditional multi-step processing is used to produce sorbent product, then the product achieves binding capability for heavy metals, but the production becomes time-consuming and expensive
Solution Approach 1:
The method merges multiple processing steps into a streamlined sequence: mixing with water, drying to form granules, alkali treatment to activate organic carbon series substances, and cooling. This merging of steps reduces production time and cost while maintaining the sorbent's binding capability for heavy metals through proper activation of the humic acid material.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The process produces a dry, granular humic-mineral agent that is soluble, dispersible, and less susceptible to degradation, enhancing soil microbiota activity and crop yield while facilitating easier storage and application, and effectively detoxifying toxic materials.
Implementation Method 1
contacting a quantity of water with the first granules, thereby forming slightly wet granules
Implementation Method 2
contacting an amount of alkali with the blended granules, thereby forming alkali-treated granules; and mixing the alkali-treated granules at a temperature high enough to melt organic carbon series substances CnHm in the alkali-treated granules
Implementation Method 3
mixing the alkali-treated granules at a temperature high enough to melt organic carbon series substances CnHm in the alkali-treated granules
Implementation Method 4
A dry alkali may then be mixed with such humic acid-containing granules, causing an exothermic reaction
Data Source
AI summary
A process for preparing humic-mineral agent granules is disclosed. Such a process may comprise providing a humic acid-containing material; crushing the humic acid-containing material to obtain first granules; contacting a quantity of water with the first granules, thereby forming slightly wet granules; blending the slightly wet granules for a period of time, thereby forming blended granules; contacting an amount of alkali with the blended granules, thereby forming alkali-treated granules; and mixing the alkali-treated granules at a temperature high enough to melt organic carbon substances in the alkali-treated granules. The resulting product has biologically, geologically, and chemically active properties, and may be applied to the soil alone or in combination with a commercially available fertilizer. Additionally, the resulting product may be used to detoxify solid or liquid waste products.