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Anodic Protection Sulfuric Acid Cooler With Corrosion Resistance High Heat Transfer

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Anodic Protection Sulfuric Acid Cooler With Corrosion Resistance High Heat Transfer
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Anodic Protection Acid Cooler

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Sulfuric Acid Cooler

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Corrosion Resistance acid coolers
Basic Infomation
Payment & Shipping Terms
Packaging Details: Naked
Delivery Time: 60 Workdays
Payment Terms: T/T
Supply Ability: 1000/year
Product Description

 

Anodic Protection Sulfuric Acid Cooler With Corrosion Resistance And High Heat Transfer Efficiency First Absorption Acid Cooler

Process parameters

Project

Design parameters

Performance parameters

 

Shell Side

Tube Side

Shell Side

Tube Side

MEDIUM

Fluid name
Sulfuric Acid
98.5%%
Cooling Water
Sulfuric Acid
98.5%%
Cooling Water

 

Temperature (Inlet)  ℃
93
32
93
32

 

Temperature (Outlet)℃
70
40
70
40

 

Liquid Kg/h
1150000
 
1150000
1260000

 

Density(inlet/outlet) Kg/m3
1767.0
1000
1767.0
1000

 

Viscosity(inlet/outlet)(cp)
4.67
0.768
4.67
0.768

 

Inlet pressure Mpa
0.46
0.3
0.46
0.3

 

Pressure drop, Mpa
≤0.06
≤0.06
0.06
0.023

PERFORMANCE

Heat exchanged quantity W
 
～11667388.9

 

Flow rate m/s
 
0.532
2.035

 

Heat transfer area affluent coefficient
 
1.15

 

Heat transfer coefficient

W/m2 ℃
 
927.635

 

Heat transfer area m2
 
330

 

MATERIAL

Type
shell and tube
The flow form
counter-current flow

 

Sealing form
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 450
HG20592-2009   PN6   DN 600
size
Φ1100×8614×1570
Operating weight
15849 Kg
The scope of supply
●Complete set                                              ●Control system
●Special cable                                             ●Random accessories
Sulfuric Acid Equipment
Jiangsu Carpe Diem Ocean Equipment Co., Ltd. specializes in engineering and supplying advanced heat transfer equipment for the chemical processing industry, including the specialized Anode Protection Sulfuric Acid Cooler. This equipment represents critical technology for safe, efficient, and long-term operation of modern sulfuric acid plants.
Overview
The Anode Protection Sulfuric Acid Cooler is a shell-and-tube heat exchanger specifically designed to cool concentrated sulfuric acid (93-99%) in the drying and absorption sections of contact process sulfuric acid plants. Due to the highly corrosive nature of hot concentrated sulfuric acid, standard materials would degrade rapidly. This cooler overcomes corrosion challenges by employing anodic protection, an electrochemical technique that maintains stainless steel in a passive, non-corroding state.
Technology and Principle of Operation
The technology is based on anodic protection, which involves polarizing stainless steel components to a specific potential within their "passive range." A cathodic system, typically consisting of elongated cathodes running through the shell or pin cathodes inserted in nozzles, is used with a reference electrode and potentiostat (DC power supply).
Passivation: By applying a small direct current, the equipment's internal surfaces are forced into a passive state where a protective oxide film forms. This film acts as a barrier, reducing corrosion rates by several orders of magnitude.
Controlled Potential: The system constantly monitors electrochemical potential relative to a reference electrode. The controller adjusts current to keep the metal safely within the passive zone, avoiding both active corrosion and transpassive corrosion.
Design: The cooler is robustly designed to withstand thermal stresses. Innovations such as baffle rod designs help reduce tube vibration and improve heat transfer coefficients.
Key Advantages
  • Superior Corrosion Resistance: Anodic protection effectively mitigates corrosion, allowing use of austenitic stainless steels in environments where they would otherwise fail, ensuring long-term operational safety.
  • Long Equipment Lifespan: By maintaining a stable passive film, the equipment is protected from corrosive attack, significantly extending service life compared to unprotected alternatives.
  • High Heat Transfer Efficiency: The technology allows for turbulent flow conditions and efficient heat transfer surfaces, essential for process control and energy recovery.
  • Reliability: With stable protective parameters and smart monitoring systems (including remote diagnostic capabilities), the risk of acid leaks and unplanned downtime is greatly minimized.
  • Energy Recovery Potential: By enabling safe operation at elevated temperatures (up to 160°C or more), these coolers facilitate recovery of high-grade waste heat, improving overall energy efficiency of sulfuric acid plants.
Jiangsu Carpe Diem Ocean Equipment Co., Ltd. provides these high-integrity cooling solutions, ensuring clients benefit from reliable, low-maintenance equipment that meets the rigorous demands of large-scale sulfuric acid production.
Tag:

Sulfuric Acid Cooler

acid cooler

dry acid cooler

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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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