Anodically Protected Acid Cooler With Corrosion Prevention Shell And Tube Second Absorption Acid Cooler
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
Negotiable
Product Description
Anodically Protected Acid Cooler with Corrosion Prevention, Extended Equipment Life, and Efficient Thermal Transmission for Sulfuric Acid Plants First Absorption Acid Cooler
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Process parameters |
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Project |
Design parameters |
Performance parameters |
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Shell Side
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Tube Side
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Shell Side
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Tube Side
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MEDIUM |
Fluid name |
Sulfuric Acid
98.5%
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Demineralized Water
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Sulfuric Acid
98.5%
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Cooling Water
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Temperature (Inlet) ℃ |
80
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45
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80
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45
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Temperature (Outlet)℃ |
72
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72
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68.522
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Liquid Kg/h |
1791000
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220000
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1791000
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220000
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Density(inlet/outlet) Kg/m3 |
1791
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1000
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1791
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1000
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Viscosity(inlet/outlet)(cp) |
7.45/10.82
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0.76
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7.45/10.82
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0.76
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Inlet pressure Mpa |
0.4
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0.3
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0.4
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0.3
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Pressure drop, Mpa |
≤0.1
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≤0.1
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0.072
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0.002
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PERFORMANCE |
Heat exchanged quantity W |
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～5989900.0
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Flow rate m/s |
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0.590
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0.411
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Heat transfer area affluent coefficient |
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1.1
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Heat transfer coefficient W/m2 ℃ |
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959.367
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Heat transfer area m2 |
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410
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MATERIAL |
Type |
shell and tube
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The flow form
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Counter-current flow
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Sealing form |
welding connection in acid side, flange connection in water side
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shell
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304L δ= 10
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Heat transfer tube
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316L Φ19×2.0×6000
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Tubesheet
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304L δ= 55
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Baffle-crossing
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304L δ= 10
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head
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Q235-B δ= 12
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Shell Side
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Tube Side
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HG/T20592-2009(B) PN16 DN 600
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HG/T20592-2009(B) PN10 DN 200
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Size |
Φ1400×5794×1878
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Operating weight |
17761 Kg
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The scope of supply |
●Complete set ●Control system
●Special cable ●Random accessories
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Anodically Protected Acid Cooler
Jiangsu Carpe Diem Ocean Equipment Co., Ltd. specializes in engineering and delivering advanced heat transfer technologies for chemical processing applications, with particular expertise in Anode Protection Sulfuric Acid Coolers. This equipment is essential for ensuring safe, efficient, and sustained 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 (typically 93% to 99% concentration) in the drying and absorption sections of contact process facilities. The system overcomes the aggressive nature of heated concentrated acid through anodic protection technology, which maintains stainless steel components in a passive, non-corroding state.
Technical Operation Principles
The system operates on anodic protection principles, where stainless steel components function as the anode and are maintained at a specific electrical potential within their passive range. This is achieved through a cathodic system (extended cathodes through the shell or pin-type cathodes in nozzles) operating alongside a reference electrode and potentiostat that regulates the DC power supply.
- Oxide Layer Formation: Low-intensity direct current promotes the development of a durable oxide coating on all wetted surfaces, reducing corrosion rates by several orders of magnitude
- Voltage Monitoring & Adjustment: Continuous monitoring of electrochemical potential between steel and reference electrode, with real-time current adjustments to maintain optimal passive conditions
- Structural Design: Engineered to accommodate thermal stresses with rod-based baffle arrangements that limit tube vibration while enhancing heat transfer coefficients
Key Advantages
- Superior Corrosion Protection: Anodic protection significantly reduces corrosive attack, enabling austenitic stainless steels to perform reliably in aggressive environments
- Extended Equipment Lifespan: Sustained preservation of the passive oxide film protects against chemical breakdown, resulting in significantly longer service life
- Efficient Heat Transfer: System configuration promotes turbulent acid flow and employs high-efficiency heat transfer surfaces for precise process control
- Operational Reliability: Consistent protective parameters and advanced monitoring capabilities minimize acid leakage and unplanned shutdowns
- Heat Recovery Capability: Enables secure operation at elevated temperatures (up to 160°C or higher), supporting valuable waste heat capture
Jiangsu Carpe Diem Ocean Equipment Co., Ltd. provides these high-performance cooling systems, delivering durable, low-maintenance equipment designed to meet the rigorous demands of large-scale sulfuric acid production.
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Get in Touch
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Company
Jiangsu Carpe Diem Ocean Equipment Co., Ltd.
Location
Nanyou Mansion, #66 Xinmofan Road, Gulou District, Nanjing, China
Contact Person
Leonard Chang