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welding connection in acid side, flange connection in water side
Materials and specifications
shell
304L δ= 10
Heat transfer tube
316L Φ19×2.0×6000
Tubesheet
304L δ= 55
Baffle-crossing
304L δ= 10
head
Q235-B δ= 12
Flange standard
Shell Side
Tube Side
HG20592-2009 PN10 DN 250
HG20592-2009 PN6 DN 300
size
Φ800×7654×1262
Operating weight
9355 Kg
The scope of supply
●Complete set ●Control system ●Special cable ●Random accessories
Anode Protection Sulfuric Acid Cooler
Jiangsu Carpe Diem Ocean Equipment Co., Ltd. specializes in engineering and delivering high-performance heat transfer technology for chemical applications, with expertise in the specialized Anode Protection Sulfuric Acid Cooler. This critical equipment ensures safe, efficient, and long-term operational performance in modern sulfuric acid plants.
Product Overview
The Anode Protection Sulfuric Acid Cooler is a shell-and-tube heat exchanger designed to reduce the temperature of concentrated sulfuric acid (93% to 99%) during the drying and absorption phases of the contact process. This system resolves corrosion challenges through anodic protection technology, preserving stainless steel in a passive, non-corroding state.
Working Principle & Technical Approach
The system utilizes anodic protection to maintain stainless steel surfaces at a defined electrical potential within their passive range. This is achieved through cathodic arrangements (rod-type or pin cathodes) working with a reference electrode and potentiostat as the DC power source.
Passivation Mechanism: Low-voltage direct current triggers formation of a stable oxide layer on all wetted surfaces, creating a protective barrier that reduces corrosion rates by multiple orders of magnitude.
Potential Control: Continuous monitoring of electrochemical potential relative to the reference electrode allows real-time current adjustments, ensuring the metal remains within the passive region and avoids corrosion.
Mechanical Design: Engineered to withstand thermal stresses with advanced structural elements including baffle rod configurations that suppress tube vibration while enhancing heat transfer performance.
Operational Advantages
Enhanced Corrosion Control: Substantially limits corrosive attack, enabling austenitic stainless steels to function reliably in aggressive environments where they would typically fail.
Prolonged Service Duration: Consistent maintenance of the passive film safeguards equipment from chemical deterioration, offering extended service life compared to unprotected alternatives.
Effective Heat Exchange: Design promotes turbulent acid flow and integrates high-efficiency heat transfer surfaces for precise temperature regulation and energy optimization.
System Reliability: Stable protective parameters and integrated monitoring features minimize the risk of acid leaks and unplanned outages.
Energy Recovery Potential: Safe operation at elevated temperatures (up to 160°C and above) supports recovery of high-grade waste heat, improving overall energy efficiency in sulfuric acid production.
Jiangsu Carpe Diem Ocean Equipment Co., Ltd. provides these high-integrity cooling systems, delivering durable, low-maintenance solutions that meet the rigorous demands of large-scale sulfuric acid operations.
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...
