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{"title":"Anodically Protected Acid Distributor With Corrosion Resistant Metallurgy","imgUrl":"https:\/\/img.chinax.com\/nimg\/fa\/c9\/9afed772d199988fc6dcd7f2f09d-200x200-1\/anodically_protected_acid_distributor_with_corrosion_resistant_metallurgy.jpg","attrs":{"Brand Name":"Carpe Diem","Model Number":"CD-002","Place of Origin":"China","Minimum Order Quantity":"1"}}
{"title":"Corrosion Resistance Sulfuric Acid Distributor For Homogeneous Liquid Spreading","imgUrl":"https:\/\/img.chinax.com\/nimg\/18\/54\/2cac4d5bf2fc3f307deee69281bc-200x200-1\/corrosion_resistance_sulfuric_acid_distributor_for_homogeneous_liquid_spreading.jpg","attrs":{"Brand Name":"Carpe Diem","Model Number":"CD-002","Place of Origin":"China","Minimum Order Quantity":"1"}}
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{"title":"Industrial Anodic Protection Strong Acid Distributor For Uniform Acid Distributi","imgUrl":"https:\/\/img.chinax.com\/nimg\/27\/5b\/b8c43b5bd6e1bf710f7d6fc4c3c7-200x200-1\/industrial_anodic_protection_strong_acid_distributor_for_uniform_acid_distribution.jpg","attrs":{"Brand Name":"Carpe Diem","Model Number":"CD-002","Place of Origin":"China","Minimum Order Quantity":"1"}}
The Anodic Protection Split-Flow Acid Distributor represents a specialized equipment solution engineered for the rigorous demands of concentrated sulfuric acid (typically 96%+ H₂SO₄) and oleum service. It finds its primary applications in refinery alkylation units and the absorption/drying sections of sulfuric acid plants worldwide.
This apparatus performs two critical functions simultaneously: it ensures even liquid dispersion across the process vessel's cross-section while leveraging electrochemical passivation technology to withstand highly corrosive conditions.
How It Works
Liquid Distribution System
The distributor's internal architecture consists of a series of interconnected troughs, metering weirs, and drip tubes. Its primary role is to take the incoming acid flow and spread it methodically over the underlying packing material. This uniform liquid loading prevents localized saturation, eliminates dry spots, and promotes intimate gas-liquid contact essential for efficient mass transfer.
Passivation via Anodic Protection
Concentrated sulfuric acid creates an aggressively corrosive environment for most metals. To address this, the distributor is manufactured from select stainless steel alloys (such as 304L or 316L) and paired with an anodic protection system.
Technical Basis: A direct current power source imposes a controlled positive potential on the metal surface, shifting its electrochemical behavior into a passive state. This induces the formation of a continuous, self-healing oxide layer that acts as a barrier against acid attack.
Performance Impact: This approach reduces corrosion losses to minimal levels (often below 0.1 mm/year). It preserves the mechanical integrity of the distributor over the long term while eliminating metallic contamination of the acid stream.
Construction & Design Elements
Material Selection: Utilizes austenitic stainless steel grades specifically chosen for their favorable passivation characteristics and resistance to sulfuric acid corrosion.
Hydraulic Design: Engineered with precisely calculated weir heights and orifice configurations to maintain uniform flow distribution even during variable operating conditions.
Installation-Friendly Configuration: Manufactured in modular sections sized for entry through standard manways, allowing for straightforward internal assembly without field welding.
Cathode Integration: Features strategically located cathodes immersed in the acid flow to complete the protection circuit without disrupting hydraulic performance.
Notable Benefits
Extended Equipment Life: Delivers decades of reliable service by effectively neutralizing electrochemical corrosion mechanisms.
Acid Purity Preservation: Prevents iron pickup and other metallic contamination, maintaining acid quality specifications.
Process Optimization: Ensures consistent wetting of tower internals, maximizing separation efficiency and throughput.
Operational Reliability: Maintains structural integrity under continuous exposure to high temperatures and concentrated acid.
Drying Towers and Absorption Towers (Contact Process Plants)
Acid Cooling and Distribution Systems
High-Purity Acid Storage and Transfer Applications
Conclusion
The Anodic Protection Split-Flow Acid Distributor combines practical mechanical design with advanced corrosion control technology. Its ability to deliver precise acid distribution while resisting aggressive chemical attack makes it a reliable choice for facilities requiring long-term performance in sulfuric acid service.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2017
Total Annual:
300$-1200$
Employee Number:
>50
Ecer Certification：
Verified Supplier
Jiangsu Carpe Diem Ocean Equipment Co., Ltd. is headquartered in the Li Shui International Enterprise R&D Park in Nanjing — a historic capital known as the “Ancient City of Six Dynasties.” The facility spans 17,000 square meters, including 8,000 square meters dedicated t... Jiangsu Carpe Diem Ocean Equipment Co., Ltd. is headquartered in the Li Shui International Enterprise R&D Park in Nanjing — a historic capital known as the “Ancient City of Six Dynasties.” The facility spans 17,000 square meters, including 8,000 square meters dedicated t...
