Anode Protection Sulfuric Acid Cooler With Corrosion Resistant Shell And Tube Heat Exchanger Drying Acid Cooler
Anode Protection Sulfuric Acid Cooler with Anodic Protection and Corrosion Resistant Shell-and-Tube Heat Exchanger for High Temperature Resistance 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 |
Tube Side |
Shell Side |
Tube Side |
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MEDIUM |
Fluid name |
Sulfuric Acid 98.5% |
Cooling Water |
Sulfuric Acid 98.5% |
Cooling Water |
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Temperature (Inlet) ℃ |
93 |
32 |
93 |
32 |
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Temperature (Outlet)℃ |
70 |
40 |
70 |
40 |
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Liquid Kg/h |
1150000 |
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1150000 |
1260000 |
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Density(inlet/outlet) Kg/m3 |
1767.0 |
1000 |
1767.0 |
1000 |
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Viscosity(inlet/outlet)(cp) |
4.67 |
0.768 |
4.67 |
0.768 |
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Inlet pressure Mpa |
0.46 |
0.3 |
0.46 |
0.3 |
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Pressure drop, Mpa |
≤0.06 |
≤0.06 |
0.06 |
0.023 |
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PERFORMANCE |
Heat exchanged quantity W |
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～11667388.9 |
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Flow rate m/s |
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0.532 |
2.035 |
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Heat transfer area affluent coefficient |
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1.15 |
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Heat transfer coefficient W/m2 ℃ |
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927.635 |
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Heat transfer area m2 |
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330 |
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Type |
shell and tube |
The flow form |
counter-current flow |
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Sealing form |
welding connection in acid side, flange connection in water side |
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Materials and specifications |
shell |
304L δ= 10 |
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Heat transfer tube |
316L Φ19×2.0×6000 |
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Tubesheet |
304L δ= 55 |
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Baffle-crossing |
304L δ= 10 |
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head |
Q235-B δ= 12 |
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Flange standard |
Shell Side |
Tube Side |
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HG20592-2009 PN10 DN 450 |
HG20592-2009 PN6 DN 600 |
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Size |
Φ1100×8614×1570 |
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Operating weight |
15849 Kg |
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The scope of supply |
●Complete set ●Control system |
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- Formation of Passive Film: A minimal direct current stimulates the development of a stable oxide layer across internal surfaces, serving as a protective coating that reduces corrosion rates by several orders of magnitude.
- Potential Regulation: Continuous tracking of electrochemical potential between steel and reference electrode allows dynamic current adjustments to maintain the metal securely within the passive zone, preventing both active and transpassive corrosion.
- Mechanical Configuration: Engineered to withstand inherent thermal stresses, with design features like rod-type baffles that minimize tube vibration while enhancing heat transfer performance.
- Effective Corrosion Control: Anodic protection significantly limits corrosive activity, enabling austenitic stainless steels to function reliably in environments where they would typically be unsuitable.
- Prolonged Service Duration: Consistent maintenance of the passive oxide layer protects equipment from chemical deterioration, delivering markedly extended operational life compared to unprotected alternatives.
- Optimized Heat Exchange: Design supports turbulent acid flow and incorporates high-performance heat transfer surfaces for accurate temperature management and efficient energy usage.
- System Dependability: Stable protective parameters and integrated monitoring capabilities—including remote diagnostic functions—minimize acid leakage and unexpected downtime.
- Energy Recovery Potential: Safe operation at elevated temperatures (up to 160°C or beyond) facilitates recovery of high-grade waste heat, enhancing overall plant energy efficiency.
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