Large-Scale Continuous Edible Oil Refinery Plant Overview
The edible oil refinery plant is essential for ensuring the final product meets quality standards. By employing advanced refining processes such as degumming, deacidification, decolorization, deodorization, dewaxing, and fractionation, the edible oil refining plant removes impurities and enhances the oil’s properties.
Our Continuous Edible Oil Refinery Plant, with capacities ranging from 20TPD to 5,000 TPD, is designed for high-capacity oil refining, ensuring efficiency, consistency, and high-quality output. This type of Oil Refinery Plant is ideal for large-scale edible oil production lines. It is designed to handle various crude oils, offering customized solutions and leveraging chemical and physical refining technologies to meet diverse production needs.

Rice Bran Oil Refinery Plant
Our extensive engineering experience includes designing and setting up edible refinery plants for various types of oils. Each type of crude oil has unique properties and impurities, requiring specific refining processes. Our expertise ensures that the refining process is optimized for each type of oil, guaranteeing high-quality output. We have experience installing over 100 edible oil refining projects with successful startups and productions in 60 countries. Our 20 overseas offices and warehouses in Asia, Africa, America, and Europe support our unbeatable service. Contact us to get a free quote now!
Features of Continuous Edible Oil Refinery Plant
- Large Capacity: Refining various crude oil in large capacities ranging from 20 TPD to over 5,000 TPD.
- Continuous Refining: Ensures a steady and uninterrupted production process, maximizing output and efficiency.
- Automation: Equipped with advanced PLC systems and SCADA for precise control and monitoring.
- Labor Saving: Automation reduces the need for manual intervention, lowering labor costs.
- Energy Efficiency: Incorporates energy-saving technologies such as heat exchangers and efficient steam boilers to reduce energy consumption.
- Consistent Output Quality: Ensures uniform quality of refined edible oil through precise control of process parameters.
- Effective Impurity Removal: Advanced processes effectively remove impurities, ensuring high-quality edible oil.
- Scalability Modular Design: Easy expansion and customization to meet increasing production demands.

50TPD Cottonseed Oil Solvent Extraction Refining Line
Equipment of Large Continuous Edible Oil Refinery Plant
A large continuous edible oil refinery plant consists of multiple sophisticated equipment and systems to ensure efficient, high-capacity processing of crude oils into refined edible oils. The equipment is interconnected to provide a seamless, continuous operation, maximizing productivity and maintaining consistent quality. The integration of advanced technology, automated systems, and energy-efficient equipment ensures that large volumes of crude oil can be processed into high-quality refined oil.

Edible Oil Refinery Continuous Edible Oil Refining Plants
1. Degumming Equipment
Continuous Degumming Tanks: These tanks facilitate the removal of phospholipids and other impurities by mixing crude oil with water or acid.
Centrifugal Separators: Used to efficiently separate gums from the oil after the degumming process.
2. Neutralization Equipment
Continuous Neutralization Tanks: These tanks are where free fatty acids in the oil react with an alkali solution (typically caustic soda) to form soapstock.
Centrifugal Separators: Separate the soapstock from the neutralized oil to ensure a clear and pure product.
3. Washing and Drying Equipment
Washing Columns: Used to wash the neutralized oil to remove any residual soap and alkali.
Vacuum Dryers: Remove residual moisture from the washed oil, ensuring it is dry before entering the bleaching stage.
4. Bleaching Equipment
Continuous Bleaching Tanks: Mix the oil with bleaching earth or activated carbon to remove color pigments, trace metals, and other impurities.
Pressure Leaf Filters: Filter out the spent bleaching earth and impurities from the oil.
5. Deodorization Equipment
Deodorizing Towers: Utilize steam distillation under vacuum to remove volatile compounds that cause odors and flavors. This process also strips away free fatty acids.
Stripping Columns: Enhance the deodorization process by further removing any remaining volatiles and free fatty acids.
6. Winterization/Dewaxing Equipment (if applicable)
Crystallizers: Cool the oil to crystallize waxes and other solid impurities.
Filters: Remove crystallized waxes to produce clear oil, especially important for oils that require clarity at low temperatures (e.g., sunflower oil).
7. Drying and Cooling Equipment
Vacuum Dryers: Ensure the final removal of moisture from the oil after all refining processes.
Coolers: Reduce the temperature of the oil to a safe storage level.
8. Storage Tanks
Crude Oil Storage Tanks: Hold crude oil before processing begins.
Intermediate Tanks: Store oil at various stages of the refining process.
Finished Oil Tanks: Store the refined oil in hygienic conditions, ready for packaging and distribution.
9. Auxiliary Systems
Steam Boilers: Provide the necessary steam for the deodorization process and other heating requirements.
Heat Exchangers: Efficiently transfer heat between process streams, conserving energy.
Vacuum Systems: Maintain the required vacuum levels in the deodorization and drying processes.
Cooling Systems: Provide cooling for the oil and other components as needed.
Control Systems: PLC (Programmable Logic Controller) and SCADA (Supervisory Control and Data Acquisition) systems for real-time monitoring and control of the entire refinery operation.
10. Support Infrastructure
Pumping Systems: Ensure the continuous flow of oil between different stages of the refinery.
Piping and Valves: Robust network to transport oil and other fluids across the refinery.
Instrumentation and Sensors: Measure and control parameters such as temperature, pressure, and flow rates to maintain optimal processing conditions.
Advantages of Continuous Edible Oil Refinery Equipment
- High Efficiency: Continuous operation maximizes throughput and minimizes downtime. Advanced heat recovery and energy-saving systems reduce operating costs.
- Consistent Quality: Precise control over process parameters ensures uniform quality of the refined oil. Effective removal of impurities results in high-quality edible oil.
- Scalability: Modular design allows for easy expansion to meet increasing production demands. Flexibility to process different types of crude oils.
- Automation: Reduces the need for manual intervention, improving safety and reducing labor costs. Advanced control systems enhance process reliability and efficiency.
- Compliance and Safety: Meets international standards for food safety and quality. Equipped with safety systems to prevent accidents and ensure safe operation.

Palm Oil Refinery Plant
Oil Refinery Plant Introduction
Oil Refining is a progress of removing the impurities such as phospholipids, FFA, pigment, off-flavor in cruel oil before edible application. Oil refining machine is used for producing the first or second-grade edible oil. We are able to supply the professional oil refining plant and related oil refining equipment. With the high degree of automation, the oil refining machinery can refine 20 kinds of edible oil, such as soybean oil, rape seeds oil, peanut oil, etc. in a small production line or in large oil plant.
Why Refining Edible Oil?
Edible oil refinery caters to people need in pursuing quality life and exports from abroad. Why refine edible oil?
–The oil without refining will give out quite a lot smoke and make people uncomfortable. Refined oil is less smoke and preserves more authentic flavor.
–Refining mainly aims to purify edible oil by degumming and neutralizing and get high-quality edible oil.
Oil Refinery Progress
Degumming
This progress adopts hydration by adding hot water to remove the agglomerated and deposited hydrosol and phosphatide because of their water affinity. The separated gum (after being dried) can be made into lecithin or added into cakes or meals in the extraction workshop. Hydration degumming process can improve oil edibility, storage and do well to downstream neutralization section.
Neutralizing
Oil containing fatty acid is mixed mechanically with a slight excess of alkali to react with fatty acids present to form soaps. The mixture is centrifuged to separate oil from soapstock. After washing with water, the water is separated from the oil in a second centrifuge.
Bleaching
Degummed and neutralized oil are pumped into this system and mixed with by the use of bleaching earth, a special soap, gum, and pigment attracting adsorbent. The mixture enters the Pre-filtration Dryer where the moisture in the oil and adsorbent is evaporated. Then the oil is pumped through an automatically closed filter to remove clay.
Deodorization
The oil contains the disagreeable flavor and odors that are naturally present or created during processing. All odoriferous matter is distilled off by injecting high-pressure steam through the vacuum system. Then the product achieves the national standard.
Main Equipment of Edible Oil Refinery Project
Refining Pot: remove the gum, phosphoric acid etc. (2 sets)
Decolorizing Pot: remove the color from neutralized oil (1 set)
Deodorizing Pot: remove the solvent, smell, water from decolorized oil (1 set)
Steam Generator: produce steam for the workshop (1 set)
Heat Conduction Furnace: offer enough heat for the refining sections (1 set)
Other AuxiliaEquipmentnts: Air compressor, pumps, filters, etc.


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