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Heating Applications in Dairy

In the dairy industry, accurate heating processes are vital for the production of safe and high-quality products. At the heart of these applications, heat exchangers facilitate efficient heat transfer without mixing mediums, essential for stages such as milk pasteurization, cream ripening, and curd cooking.

Heating Applications in Dairy Heat Exchangers

Heat Exchangers

The use of heat exchangers in dairy heating allows for precise temperature control, which is critical during pasteurization where milk is heated to kill pathogens while preserving nutrients.

Pasteurization Heating

During dairy processing, milk must be heated to specific temperatures for pasteurization. Plate heat exchangers are known for their high heat transfer efficiency and compact form factor, and are often employed in this step. They enable fast and uniform heating of the milk, ensuring effective pathogen reduction while maintaining quality.

Subsequently, controlled heating is achieved through carefully managed heat application provided by heat transfer systems. After this, precise temperature control with heat exchangers is necessary to prepare the product for further processing, preventing bacterial growth and ensuring optimal conditions.

UHT Heating

In ultra-high temperature (UHT) processing, the heat exchanger is equally important. The control of temperatures influences the sterilization of milk, directly affecting shelf life and taste. The energy efficiency of heat exchangers, often using recovered heat from other stages, reduces operational costs. Heat exchangers ultimately heat milk to high temperatures for short times, delivering sterility and extended shelf life with their exacting temperature control.

Industry-grade heat exchangers are designed to withstand the demanding environment of dairy plants, where acidic conditions and high-temperature swings can challenge equipment. These exchangers' durability stands up to the rigorous cleaning chemicals essential for maintaining hygiene standards without compromising integrity.

In dairy production, heat exchangers are more than just equipment; they are central to the science of dairy processing, affecting everything from efficiency and cost-effectiveness to the quality of the final product. Their value in heat management and energy recovery can't be overstated, making them indispensable in the dairy industry.

Precise Temperature Control

The heating of dairy products to stabilize and process them before packaging is another stage where heat exchangers play a key role. Advanced temperature changes performed by these exchangers ensure that products reach the needed conditions without compromising quality or flavor.

Plate & Frame Exchangers

Compact High-Efficiency Heating & Cooling

Up to 10,000 L/h Capacity
Regenerative Energy Recovery
CIP-Compatible Gaskets

Plate and Frame Heat Exchanger for Yogurt Pasteurization

Shell & Tube Exchangers

Robust for Viscous Milk Flows

Custom Tube Configurations
High-Pressure Handling
Sanitary Tri-Clamp Fittings

Shell and Tube Heat Exchanger for Yogurt Processing

Tube-in-Tube Exchangers

Gentle, Low-Fouling Heat Transfer

Coaxial Tube Design
Ideal for Pre/Post-Homogenization
Fully CIP & 3-A Compliant

Tube-in-Tube Heat Exchanger for Yogurt Incubation

Advantage Chillers

Precision Cooling to 0.5°C

Water or Glycol Systems
±0.1°C Temperature Stability
Stainless Steel & CIP Ready

Common FAQs

In the dairy industry, heating is crucial for managing temperature without mixing mediums. It ensures precise control during stages like pasteurization, sterilization, and curd cooking. Heating is important for both technical and quality aspects of dairy production, directly influencing the safety and shelf life of products. Its impact in temperature management and energy recovery is invaluable, making it essential in dairy processing.

Cleaning a dairy heat exchanger is essential for performance and product safety. Here’s a guide to cleaning a dairy heat exchanger:

Disassemble the Heat Exchanger: Depending on the type (plate or tube), disassemble as needed, following guidelines to access internal surfaces.
Pre-Rinse: Flush with water to remove loose dairy residues.
Use a Cleaning Solution: Prepare a caustic cleaner (e.g., sodium hydroxide) to remove proteins and fats. Circulate for 30-60 minutes.
Rinse Thoroughly: Rinse with water until clear.
Sanitize: Use a sanitizer like peracetic acid to disinfect. Circulate as specified.
Final Rinse: Flush with potable water.
Inspect: Check for damage and reassemble per instructions.

In dairy heating, heat exchangers manage temperature by heating milk or cream without direct contact, or preheating before further processing. They control energy balance, ensuring effective heating, energy savings, and high-quality dairy products.

In dairy heating, main heat exchangers include plate-and-frame for efficient pasteurization, shell-and-tube for robust viscous handling, tube-in-tube for gentle transfer, and chillers for precise control. Together, they manage energy balance, ensuring effective heating, savings, and quality products.

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1-805-484-2992

Quotes - Engineering - Sales

1-805-484-2992

Heating Applications in Dairy