Electric Pulse Processing in the Extraction of Oil from Industrial Seeds
Annotatsiya
This article investigates energy-efficient electrotechnology for the extraction of cottonseed oil from industrial seeds.Growing global demand for cottonseed oil necessitates technologies that enhance oil yield while minimizing energy consumption.This study applies electric pulse processing as a primary treatment method to improve oil quantity and quality, reducing technological losses and energy costs.A comparative review of mechanical, chemical, and electrophysical extraction methods is presented, highlighting the advantages of electrotechnological approaches.Experimental results demonstrate that electric pulse processing significantly increases damage to oil-retaining seed tissues and cells.Optimal processing parameters were identified: discharge voltage of 6 kV, capacitor capacitance of 0.8 μF, 18 pulses, seed pulp moisture of 9%, and material thickness of 10 mm.Under these conditions, cellular damage reaches 80-85%, enabling oil yield to increase by 4.5-5% compared to conventional technology.Additionally, the roasting temperature can be reduced from 105-110°C to 70-75°C, resulting in 35% energy savings.A regression model describing the relationship between processing parameters and the degree of cellular damage was developed and validated.Production-scale trials at Tashkent Oil Plant JSC confirmed the technical feasibility and economic viability of the proposed technology, yielding annual savings of approximately 1.2 billion soums.
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