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Custom Anodic Protection Acid Distributor With Electrochemical Surface Protection

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Custom Anodic Protection Acid Distributor With Electrochemical Surface Protection
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Anodic Protection acid distributor

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Packaging Details: Naked
Delivery Time: 40 Workdays
Payment Terms: T/T
Supply Ability: 2000/year
Product Description
Customizable Anodic Protection Acid Distributor With Uniform Liquid Dispersion And Electrochemical Surface Protection In Austenitic Stainless Steel
The Anodic Protection Acid Distribution Equipment is a precision-engineered assembly designed for controlled handling of concentrated sulfuric acid (exceeding 96%) and oleum in industrial process environments. This specialized equipment is primarily installed in sulfuric acid alkylation units at petroleum refineries and absorption/drying sections of acid production facilities.
Equipment Functionality
This apparatus addresses two critical operational requirements: uniform liquid dispersion across vessel internal packing and electrochemical surface protection to withstand aggressive acid media characteristics.
Liquid Distribution Mechanism
The internal configuration features interconnected collection troughs, precision-formed overflow edges, and distribution ports. The unit captures incoming acid streams and divides them into numerous individual flows that descend uniformly onto packing material below. This design ensures complete packing surface coverage, eliminates unwetted zones, and creates optimal conditions for gas-liquid exchange within tower structures.
Corrosion Control Through Anodic Protection
Conventional metallic materials experience rapid degradation when exposed to elevated temperatures in concentrated sulfuric acid service. The system overcomes this challenge through strategic material selection coupled with externally applied anodic protection.
Technical Principle: A controlled electrical current is maintained on the metal surface, keeping its potential within a stable passive region. This mechanism promotes formation and persistence of a continuous, firmly adherent protective layer that isolates base metal from corrosive fluid.
Practical Outcome: This approach limits material deterioration to minimal rates (typically under 0.1 mm per year), resulting in extended equipment service life and prevention of metallic contamination entering the process acid stream.
Construction Details
  • Material Selection: Fabricated from austenitic stainless steel grades (304L and 316L) chosen for favorable response to anodic conditioning and acid exposure resistance
  • Hydraulic Design: Incorporates carefully calculated weir elevations and orifice dimensions to maintain uniform fluid dispersion across entire operating range
  • Installation Method: Manufactured in modular sections that pass through standard vessel access points, enabling interior assembly without field welding operations
  • Electrical Configuration: Features strategically positioned electrode components within acid pathway to complete protective circuit without disrupting distribution patterns
Performance Advantages
  • Extended Service Duration: Reduces ongoing maintenance expenditures through effective control of corrosion-induced material loss
  • Acid Quality Maintenance: Prevents metal ions from entering acid flow, satisfying purity requirements for sensitive downstream processes
  • Process Efficiency: Ensures consistent wetting of column internals, facilitating optimal mass transfer and separation performance
  • Structural Integrity: Preserves mechanical soundness during continuous operation under elevated temperatures and aggressive chemical exposure
Typical Applications
  • Alkylation Units Utilizing Sulfuric Acid as Catalyst
  • Drying Towers and Absorption Columns in Acid Manufacturing Operations
  • Acid Temperature Regulation and Circulation Systems
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Anodic Protection acid distributor

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Contact Person : Leonard Chang
Tel : +8618602560456
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Nanyou Mansion, #66 Xinmofan Road, Gulou District, Nanjing, China
changle@cp-dm.com
+8618602560456
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