Introduction to Heat Exchanger

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Heat exchangers are essential devices utilized to transfer heat from a hotter fluid to a cooler one, playing a crucial role in various industries such as chemical, petroleum, power generation, and food processing. These units are integral to production processes, serving multiple functions including heating, cooling, condensing, evaporating, and reboiling among others. Their wide usage highlights their importance, particularly in chemical production where efficient heat transfer is vital.

The functionality of heat exchangers is fundamentally rooted in the principles of convective heat transfer and conduction. These devices can be categorized based on several criteria. Firstly, according to their operation, they can be classified into partition type, hybrid type, and regenerative type. Secondly, based on the compactness of the heat transfer surface, they fall into compact and non-compact types. Such classifications keep equipment organized and applicable to specific industrial requirements.

Types of Heat Exchangers

Heat exchangers can be segmented further based on various characteristics:

• Based on functional principles, they can include dividing wall heat exchangers, regenerative heat exchangers, and hybrid heat exchangers.
• In terms of purpose, they serve as coolers, heaters, condensers, and vaporizers.
• According to structural materials, they can be categorized into metal and non-metal heat exchangers.
• In terms of design, variations include tubular and plate heat exchangers.
• For end-use, there are collective heating heat exchangers and household heat exchangers.

Hybrid Heat Exchangers

Hybrid heat exchangers are characterized by the direct contact of hot and cold fluids, enabling efficient heat transfer. This method circumvents the thermal resistance created by the heat transfer surfaces, leading to enhanced heat transfer rates. Consequently, hybrid heat exchangers find applications in scenarios where fluids can mix, such as in gas washing, cooling, and steam applications, proving effective across chemical, metallurgical, and power engineering sectors.

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Spiral Tube Heat Exchangers

Spiral tube heat exchangers are designed with metal wires coiling around the tube to enhance heat exchange through ribbed surfaces. Traditional welding methods used in fixing the fins can adversely affect the quality of the equipment over time, as soldered joints may lead to blockage in the system, culminating in premature equipment failure.

Hunan Jetvision Industrial Co., Ltd.

Renowned as a leading heat exchanger manufacturers and suppliers, Hunan Jetvision boasts over 20 years of experience in the production and supply of shell flanges, encompassing a variety of materials such as carbon steel, stainless steel, copper, and titanium alloys. Their commitment to quality ensures customers receive exceptional products at competitive rates.

The Heat Transfer Division, a subsidiary of Group Hunan Jetvision Industrial Co., Ltd., specializes in key customized components for shell-tube heat exchangers, offering a comprehensive service that includes a wide range of products such as U tubes, tube sheets, shell flanges, baffle plates, and vessel heads.

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