{"id":4250,"date":"2026-11-05T07:40:07","date_gmt":"2026-11-05T07:40:07","guid":{"rendered":"https:\/\/lxzngroup.com\/?p=4250"},"modified":"2026-11-06T07:02:59","modified_gmt":"2026-11-06T07:02:59","slug":"double-cone-vacuum-dryer-for-high-nickel-ternary-cathode-materials","status":"publish","type":"post","link":"https:\/\/lxzngroup.com\/ar\/double-cone-vacuum-dryer-for-high-nickel-ternary-cathode-materials\/","title":{"rendered":"\u0645\u062c\u0641\u0641 \u0641\u0631\u0627\u063a\u064a \u0630\u0648 \u0645\u062e\u0631\u0648\u0637\u064a\u0646 \u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0643\u0627\u062b\u0648\u062f \u0627\u0644\u062b\u0644\u0627\u062b\u064a\u0629 \u0630\u0627\u062a \u0627\u0644\u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0639\u0627\u0644\u064a \u0645\u0646 \u0627\u0644\u0646\u064a\u0643\u0644"},"content":{"rendered":"

Applications of high-nickel ternary cathode materials in the new-energy vehicle sector will continue to expand. As the electric vehicle market grows rapidly, demand for high-energy-density, high-performance batteries will continue to rise. As a key material for EV batteries, high-nickel ternary cathode materials are expected to see broad use across electric vehicle applications, particularly long-range models. Competition in the global high-nickel ternary materials market will also intensify. Companies in countries such as Japan and South Korea have strong technical capabilities and significant market share in this field, while Chinese companies have advantages in technology development, production scale, and cost control. In the future, companies around the world will compete intensively in the global market, driving continued technological progress and market expansion in high-nickel ternary materials.<\/p>\n\n\n\n

\"High<\/figure>\n\n\n\n

As high-nickel ternary cathode material production continues to scale, demand for raw materials will increase. This will encourage raw-material suppliers to further optimize their production processes, improve raw-material purity and quality, and reduce raw-material costs. Jiangsu Longxin\u2019s vacuum dryer for high-nickel ternary cathode materials successfully addresses key challenges such as excessive introduction of magnetic foreign matter, uneven drying, poor dispersion, and agglomeration. The system supports the industrial-scale production of lithium-ion battery materials and enables improvements in production equipment and processes, helping increase production efficiency and reduce unit production costs.<\/p>\n\n\n\n

Structure and Components of the High-Nickel Ternary Cathode Material Vacuum Dryer<\/h3>\n\n\n\n

The high-nickel ternary cathode material vacuum dryer uses a double-cone rotary vessel. Under vacuum, steam or hot water is supplied to the jacket, and heat is transferred to the wet material through the inner wall of the vessel. After absorbing heat, the material releases moisture as water vapor, which is drawn away by a vacuum pump through the vacuum exhaust line. At the same time, the rotation of the vessel causes the material to tumble continuously upward and downward and inward and outward, accelerating drying and helping achieve uniform drying.<\/p>\n\n\n\n

(1) Vessel:<\/strong> The vessel is the core component of the dryer and has a double-cone shape, which helps ensure thorough mixing and turnover of the material during rotation and improves drying uniformity. It is typically made of corrosion-resistant and heat-resistant materials such as stainless steel to ensure equipment service life and material purity.<\/p>\n\n\n\n

(2) Jacket:<\/strong> The jacket surrounds the vessel and is used to circulate a heating medium, such as steam, hot water, or thermal oil, to supply heat for drying. Its design is intended to transfer heat evenly to the vessel\u2019s inner wall and improve heat-transfer efficiency.<\/p>\n\n\n\n

(3) Rotary Drive System:<\/strong> This system includes a motor, reducer, coupling, and other components used to rotate the vessel. The motor provides power, the reducer reduces speed and increases torque, and the coupling connects the motor to the vessel, ensuring smooth rotation.<\/p>\n\n\n\n

(4) Vacuum System:<\/strong> The vacuum system consists of a vacuum pump, vacuum piping, vacuum valves, and related components. It removes air and water vapor from the vessel to create a vacuum environment, lower the boiling point of moisture in the material, and accelerate drying.<\/p>\n\n\n\n

(5) Heating System:<\/strong> The heating system supplies the heating medium and may include a steam generator, hot-water boiler, or thermal-oil heater. The appropriate heating method and medium can be selected according to the process requirements.<\/p>\n\n\n\n

(6) Control System:<\/strong> An advanced automated control system monitors and controls parameters such as temperature, vacuum level, and rotational speed in real time to ensure stable and reliable drying.<\/p>\n\n\n\n

\"High<\/figure>\n\n\n\n

Advantages of the High-Nickel Ternary Cathode Material Vacuum Dryer<\/h3>\n\n\n\n

(1) Excellent Drying Performance<\/strong>
High uniformity:<\/strong> The rotation of the vessel causes the high-nickel ternary cathode material to tumble continuously upward and downward and inward and outward, ensuring thorough mixing. This provides uniform contact between all parts of the material and the heated surfaces, helping prevent localized overheating and uneven drying. The result is consistent moisture content throughout the dried material and stable product quality.
Thorough drying:<\/strong> Under vacuum, the boiling point of moisture in the material is reduced, allowing rapid evaporation at lower temperatures. The vacuum system continuously removes the resulting water vapor, maintaining a sustained drying force and enabling the material to be dried to a very low moisture content.<\/p>\n\n\n\n

(2) Protection of Material Properties<\/strong>
\u0627\u0644\u062a\u062c\u0641\u064a\u0641 \u0628\u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0645\u0646\u062e\u0641\u0636\u0629:<\/strong> High-nickel ternary cathode materials are temperature-sensitive, and high temperatures can alter their physical and chemical properties and adversely affect battery performance. The double-cone vacuum dryer enables low-temperature drying under vacuum, helping avoid high-temperature damage and preserve properties such as crystal structure and chemical composition, thereby supporting material quality.
Reduced oxidation:<\/strong> A vacuum environment contains few gas molecules and has low density and low oxygen content, reducing contact between high-nickel ternary cathode materials and oxygen. This lowers the risk of oxidation, which is particularly important for oxidation-sensitive high-nickel materials.<\/p>\n\n\n\n

(3) Energy Efficiency and High Performance<\/strong>
High heat-transfer efficiency:<\/strong> The jacketed heating design transfers heat directly through the vessel wall to the material, reducing heat loss and improving heat-transfer efficiency. Vessel rotation also helps distribute heat evenly throughout the material, further improving energy utilization.
\u0627\u0644\u062a\u062c\u0641\u064a\u0641 \u0627\u0644\u0633\u0631\u064a\u0639:<\/strong> Rapid moisture evaporation under vacuum, combined with continuous material turnover, accelerates drying and shortens processing time. Compared with conventional drying methods, the system can complete high-nickel ternary cathode material drying in a shorter period.<\/p>\n\n\n\n

(4) Simple Operation<\/strong>
Simple structure:<\/strong> The double-cone vacuum dryer has a relatively simple structure with no complex internal components, making it easy to operate and maintain. The interior is easy to clean, and the material can be fully discharged, helping prevent internal material accumulation and reduce material waste and the possibility of cross-contamination.
High level of automation:<\/strong> The dryer can be equipped with an advanced control system that monitors and automatically controls temperature, vacuum level, rotational speed, and other parameters in real time. Operators only need to set the relevant parameters, after which the equipment can operate automatically, reducing manual workload and improving production stability and reliability.<\/p>\n\n\n\n

(5) \u0646\u0637\u0627\u0642 \u062a\u0637\u0628\u064a\u0642 \u0648\u0627\u0633\u0639<\/strong>
The double-cone vacuum dryer can effectively process high-nickel ternary cathode materials in powder, granular, or lump form, providing broad applicability. It can also handle materials with different moisture contents; for materials with relatively high or low moisture levels, operating parameters can be adjusted according to actual conditions to meet the required drying specifications.<\/p>\n\n\n\n

(6) Environmental Performance and Safety<\/strong>
\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0627\u0644\u0645\u0630\u064a\u0628\u0627\u062a:<\/strong> When organic solvents are used in the production of high-nickel ternary cathode materials, they can be drawn off together with water vapor during vacuum drying and subsequently recovered. This reduces solvent emissions, lowers production costs, and supports environmental compliance.
Safe and reliable operation:<\/strong> The equipment operates in a sealed state, reducing the risk of dust leakage and dust-related safety incidents. Lower drying temperatures under vacuum also help reduce fire-related safety risks.<\/p>\n\n\n\n

Technical Improvements to the High-Nickel Ternary Cathode Material Vacuum Dryer<\/h3>\n\n\n\n

(1) Optimization of Structural Design<\/strong>
Vessel structure and material compatibility:<\/strong> High-nickel ternary cathode materials place demanding requirements on both vessel structure and material selection. The vessel must have sufficient strength and rigidity to withstand the vacuum environment and the weight of the material. It must also be highly compatible with the material to avoid chemical reactions or material adsorption during drying. Identifying suitable vessel materials and designing an appropriate vessel structure to ensure equipment stability and material purity is a key technical challenge.
Improved sealing performance:<\/strong> Reliable sealing is essential for drying performance and normal equipment operation under vacuum. However, because the vessel of a double-cone vacuum dryer rotates continuously, the sealing structure is subject to wear and deformation, which can cause vacuum leakage. Improving the seal structure and enhancing the wear resistance, corrosion resistance, and heat resistance of sealing components while maintaining reliable sealing over long-term operation is therefore an important technical challenge.<\/p>\n\n\n\n

(2) \u062a\u062d\u062f\u064a\u062b\u0627\u062a \u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u062f\u0641\u0626\u0629<\/strong>
Uniform heating:<\/strong> High-nickel ternary cathode materials require a high degree of temperature uniformity during drying to prevent differences in material properties caused by temperature variation. Double-cone vacuum dryers typically use jacket heating, but achieving uniform heat transfer to the material inside the vessel remains a technical challenge. It involves the selection of the heating medium, control of heating power, and design of the jacket structure, all of which require detailed study and optimization.
\u0627\u0644\u062a\u062d\u0643\u0645 \u0627\u0644\u062f\u0642\u064a\u0642 \u0641\u064a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629:<\/strong> Temperature-control accuracy is critical in drying high-nickel ternary cathode materials. Excessive temperatures can degrade material performance or even cause decomposition and other hazards, while temperatures that are too low can reduce drying efficiency and effectiveness. A high-precision temperature-control system is therefore needed to monitor and precisely control the temperature inside the dryer in real time. This requires high-performance temperature sensors and controllers as well as optimized control algorithms capable of responding to complex changes in operating conditions during drying.
\u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0647\u062f\u0631\u0629:<\/strong> Double-cone vacuum dryers generate substantial waste heat during operation. Effective recovery and reuse of this heat can improve energy utilization and reduce operating costs. However, the design and installation of a waste-heat recovery system must account for equipment structure, available space, heat-transfer efficiency, and the need to avoid interfering with normal dryer operation, which adds to the technical difficulty.<\/p>\n\n\n\n

(3) Vacuum System Improvements<\/strong>
Maintaining a high vacuum level:<\/strong> Efficient drying of high-nickel ternary cathode materials requires the dryer to maintain a high vacuum level\u2014that is, a low absolute pressure. In practice, however, equipment leakage, vacuum-pump performance limitations, and system airtightness make it difficult to maintain high vacuum over extended periods. Improving vacuum-system design and equipment airtightness, selecting higher-performance vacuum pumps, and optimizing vacuum-system control strategies are therefore necessary to maintain stable high vacuum during drying.
Balancing vacuum level and drying rate:<\/strong> A higher vacuum level lowers the boiling point of moisture and accelerates drying. However, if the vacuum is too high, moisture may evaporate too rapidly, potentially forming a hard surface layer on the material that impedes the evaporation of internal moisture and affects drying performance. It is therefore necessary to find a balance between vacuum level and drying rate. This requires in-depth study and optimization of the drying process, together with advanced monitoring technology to track the material\u2019s drying state in real time and adjust the vacuum level and drying time promptly.<\/p>\n\n\n\n

(4) Automated Control and Monitoring<\/strong>
Data acquisition and processing:<\/strong> Automated control and intelligent operation of the double-cone vacuum dryer require real-time collection and processing of operating parameters and data on the material\u2019s drying state. Because drying involves multiple physical and chemical changes, data acquisition and processing are challenging. Examples include accurately measuring material moisture content, temperature, and vacuum level, and analyzing and processing these data to achieve precise control of the drying process.
Control-system stability and reliability:<\/strong> Automated control systems must provide a high level of stability and reliability to ensure normal equipment operation. During operation, the double-cone vacuum dryer may be affected by factors such as temperature changes, vibration, and electromagnetic interference, which can cause control-system faults or incorrect operation. Advanced control technologies and interference-suppression measures are therefore needed to improve system stability and reliability.<\/p>\n\n\n\n

(5) Energy-Saving and Environmental Challenges<\/strong>
Reducing energy consumption:<\/strong> Double-cone vacuum dryers are relatively energy-intensive. Technical improvements should address energy consumption through equipment structure, heating systems, vacuum systems, and other areas. Measures may include high-efficiency insulation to reduce heat loss and optimized control strategies for the heating and vacuum systems to improve energy utilization.
Reducing pollutant emissions:<\/strong> The drying of high-nickel ternary cathode materials may generate waste gases, wastewater, solid waste, and other pollutants. Improper treatment can cause environmental pollution. Technical improvements should therefore strengthen pollutant treatment and resource recovery to reduce environmental impact. This requires the development of appropriate treatment technologies and equipment as well as a comprehensive environmental management system to ensure compliant operation.<\/p>\n\n\n\n

\"High<\/figure>","protected":false},"excerpt":{"rendered":"

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As high-nickel ternary cathode material production continues to scale, demand for raw materials will increase. This will encourage raw-material suppliers to further optimize their production processes, improve raw-material purity and quality, and reduce raw-material costs. Jiangsu Longxin\u2019s vacuum dryer for high-nickel ternary cathode materials successfully addresses key challenges such as high levels of introduced magnetic foreign matter, uneven drying, poor dispersion, and agglomeration. The system supports the industrial-scale production of lithium-ion battery materials and enables improvements in production equipment and processes, helping increase production efficiency and reduce unit production costs.<\/p>","product_banner_description":"Overcoming Magnetic Foreign Matter and Agglomeration Challenges: Vacuum Drying Technology Reshapes the High-Nickel Materials Production Chain"}},"categories":[399],"tags":[],"class_list":["post-4250","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-battery-material-precursors"],"acf":{"solution_related_news":"","solution_related_products":""},"_links":{"self":[{"href":"https:\/\/lxzngroup.com\/ar\/wp-json\/wp\/v2\/posts\/4250","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lxzngroup.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lxzngroup.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lxzngroup.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lxzngroup.com\/ar\/wp-json\/wp\/v2\/comments?post=4250"}],"version-history":[{"count":3,"href":"https:\/\/lxzngroup.com\/ar\/wp-json\/wp\/v2\/posts\/4250\/revisions"}],"predecessor-version":[{"id":4314,"href":"https:\/\/lxzngroup.com\/ar\/wp-json\/wp\/v2\/posts\/4250\/revisions\/4314"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lxzngroup.com\/ar\/wp-json\/wp\/v2\/media\/4303"}],"wp:attachment":[{"href":"https:\/\/lxzngroup.com\/ar\/wp-json\/wp\/v2\/media?parent=4250"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lxzngroup.com\/ar\/wp-json\/wp\/v2\/categories?post=4250"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lxzngroup.com\/ar\/wp-json\/wp\/v2\/tags?post=4250"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}