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Related Experiment Video

Updated: Jan 18, 2026

Production and Testing of Moisture Behavior and Thermal Properties of Rapeseed Straw and Ganoderma resinaceum Mycelium Bio-Composites

Production and Testing of Moisture Behavior and Thermal Properties of Rapeseed Straw and Ganoderma resinaceum Mycelium Bio-Composites

Published on: September 5, 2025

Experimental Study on Rapeseed Drying Characteristics with Magnesium Sulfate as Solid Desiccant.

Elena V Fomenko¹, Natalia N Anshits¹, Galina V Akimochkina¹

¹Institute of Chemistry and Chemical Technology, Federal Research Center "Krasnoyarsk Science Center of the Siberian Branch of the Russian Academy of Sciences", Akademgorodok 50/24, 660036 Krasnoyarsk, Russia.

Molecules (Basel, Switzerland)

|September 13, 2025

Summary

Sorption drying with magnesium sulfate efficiently removes moisture from rapeseed without heat, preserving seed quality and germination. This energy-efficient method allows for desiccant reuse, making it ideal for oilseed drying.

Keywords:

desiccant magnesium sulfate moisture content rapeseed sorption drying

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Last Updated: Jan 18, 2026

Production and Testing of Moisture Behavior and Thermal Properties of Rapeseed Straw and Ganoderma resinaceum Mycelium Bio-Composites

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Metabolomic Analysis of Barley by Gas Chromatography/Mass Spectrometry

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Published on: November 8, 2024

Area of Science:

Agricultural Engineering
Materials Science
Food Science

Background:

Rapeseed (Brassica napus) is a vital oilseed crop requiring efficient post-harvest drying.
Conventional drying methods risk overheating rapeseed due to its high initial moisture content.
Energy-efficient sorption drying offers a low-temperature alternative for preserving seed quality.

Purpose of the Study:

To investigate the efficacy of fine crystalline magnesium sulfate (MgSO4·nH2O) as a desiccant for rapeseed drying.
To characterize the physical and chemical properties of the desiccant before and after use.
To determine the optimal conditions for achieving desired moisture content and assess seed viability.

Main Methods:

Sorption drying experiments using magnesium sulfate with varying desiccant-to-rapeseed ratios (1:2, 1:4, 1:6).
Analysis of rapeseed initial moisture content (12-16%).
Characterization of the desiccant using SEM-EDS, XRD, ATR-MIR, and DSC-TG techniques.
Assessment of seed germination capacity post-drying.

Main Results:

Achieved target rapeseed moisture content of 7-8% within 60-240 minutes.
Magnesium sulfate demonstrated reusability for 2-3 drying batches without regeneration.
Seed germination capacity remained high at 90%, meeting elite standards.

Conclusions:

Sorption drying using magnesium sulfate is an effective and energy-efficient method for rapeseed.
This technique successfully reduces moisture content while maintaining high seed quality and viability.
The reusability of the desiccant enhances the economic feasibility of this drying process.