Custom Anodically Protected Sulfuric Acid Cooler With High Heat Transfer

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Delivery Time	60 Workdays
Packaging Details	Naked
Supply Ability	1000/year
Payment Terms	T/T
Place of Origin	China
Model Number	CD-001
Brand Name	Carpe Diem

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Product Specification


Delivery Time	60 Workdays	Packaging Details	Naked
Supply Ability	1000/year	Payment Terms	T/T
Place of Origin	China	Model Number	CD-001
Brand Name	Carpe Diem
High Light	Custom Acid Cooler ，Anodically Protected Acid Cooler ，Second Absorption sulfuric acid cooler

Custom Anodically Protected Sulfuric Acid Cooler with High Heat Transfer Efficiency and Corrosion Resistance Second Absorption Acid Cooler

Process parameters
Project		Design parameters			Performance parameters
		Shell Side	Tube Side		Shell Side	Tube Side
MEDIUM	Fluid name	Sulfuric Acid 98%	Cooling Water		Sulfuric Acid 98%	Cooling Water
	Temperature (Inlet) ℃	70	33		70	33
	Temperature (Outlet)℃	40	41		40	37.708
	Liquid Kg/h	53640			53640	120000
	Density(inlet/outlet) Kg/m3	1788	1000		1788	1000
	Viscosity(inlet/outlet)(cp)	8.0	0.76		8.0	0.76
	Inlet pressure Mpa	0.36	0.25		0.36	0.25
	Pressure drop, Mpa	≤0. 1	≤0. 1		0.002	0.003
PERFORMANCE	Heat exchanged quantity W				~653961.0
	Flow rate m/s				0.108		0.619
	Heat transfer area affluent coefficient				1.15
	Heat transfer coefficient W/m2 ℃				410.458
	Heat transfer area m2				105
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		304 δ= 5
		Heat transfer tube		316L Φ19×1.5×6000
		Tubesheet		304 δ= 35
		Baffle-crossing		304 δ= 5
		head		Q235-B δ= 35
	Flange standard	Shell Side			Tube Side
		HG/T20592-2009(B)PN10 DN 100			HG/T20592-2009(B) PN10 DN 200
Size		Φ600×7234×1060
Operating weight		5731 Kg
The scope of supply		●Complete set ●Control system ●Special cable ●Random accessories

Customize Anodically Protected Acid Cooler

Jiangsu Carpe Diem Ocean Equipment Co., Ltd.

stands at the forefront of engineering and delivering advanced heat transfer solutions tailored to the chemical processing sector. Among its specialized offerings, the Anode Protection Sulfuric Acid Cooler represents a cornerstone technology for ensuring safety, efficiency, and longevity in modern sulfuric acid plants.

At a Glance

The Anode Protection Sulfuric Acid Cooler is a shell-and-tube heat exchanger purpose-built to cool concentrated sulfuric acid—typically ranging from 93% to 99%—within the drying and absorption stages of contact process facilities. The challenge is straightforward: hot concentrated acid is aggressively corrosive and quickly degrades standard construction materials. The solution lies in anodic protection, an electrochemical technique that maintains stainless steel in a passive, non-corroding state throughout operation.

Inside the Technology

The operating principle centers on anodic protection, which involves polarizing stainless steel components (the anode) to a specific electrical potential within their "passive range." This is achieved through a cathodic system—typically comprising elongated cathodes running through the shell or pin cathodes inserted in nozzles—working in concert with a reference electrode and a potentiostat that regulates the DC power supply.

Forming the Protective Layer: A low-voltage direct current prompts the formation of a stable oxide film on all internal surfaces. This film functions as an impermeable barrier, reducing corrosion rates by several orders of magnitude.
Maintaining the Right Potential: The system continuously monitors the electrochemical potential between the steel and the reference electrode. A controller makes instant adjustments to the current, keeping the metal safely within the passive zone and preventing both active corrosion at the lower end and transpassive corrosion at the upper end.
Built for the Long Run: The cooler's robust construction is engineered to withstand the thermal stresses inherent to the process. Advanced features like rod-type baffles help minimize tube vibration while actually enhancing heat transfer coefficients.

Why It Makes a Difference

Superior Corrosion Resistance: By effectively neutralizing corrosive attack, anodic protection allows austenitic stainless steels to perform reliably in environments where they would otherwise fail—directly supporting long-term operational safety.
Extended Service Life: The consistent preservation of the passive oxide film shields the equipment from chemical degradation, delivering a service life that significantly outlasts unprotected alternatives.
High Heat Transfer Efficiency: The design promotes turbulent flow conditions and incorporates efficient heat transfer surfaces—both critical for precise process control and optimal energy recovery.
Reliability at Its Core: With stable protective parameters and smart monitoring systems (including remote diagnostic capabilities in advanced configurations), the risk of acid leaks and unplanned downtime is kept to an absolute minimum.
Unlocking Energy Recovery: By enabling safe operation at elevated temperatures—up to 160°C or beyond—these coolers make it possible to recover high-grade waste heat, directly improving the overall energy efficiency of the sulfuric acid plant.

The Bottom Line

Jiangsu Carpe Diem Ocean Equipment Co., Ltd. delivers these high-integrity cooling solutions with a clear commitment: providing clients with durable, low-maintenance equipment engineered to meet the exacting demands of large-scale sulfuric acid production—and built to perform reliably year after year.

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...

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Reach Us
Jiangsu Carpe Diem Ocean Equipment Co., Ltd.
Nanyou Mansion, #66 Xinmofan Road, Gulou District, Nanjing, China
https://www.acidcooler.com/

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