Malgeun Agricultural Nut Processing Plant

Food Processing Plant

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Malgeun Agricultural Nut Processing Plant

Malgeun Agricultural Nut Processing Plant

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We improved the high-temperature environment and heat stagnation zones within the factory to prevent stored-product pests.
Challenges
  • Mitigating the risk of stored-product pests caused by high-temperature environments
  • Improving heat stagnation and cooling blind spots inside the factory
  • Low-velocity airflow design considering dust and weighing operations

The Challenge

Nut processing plants must manage not only worker comfort but also the temperature of areas where raw materials and finished products are stored.

High-temperature environments vulnerable to stored-product pests

When nuts are exposed to high temperatures for extended periods, quality control becomes difficult, and an environment prone to stored-product pests can develop.

Heat stagnation zones where cool air does not reach

To reduce the likelihood of stored-product pests, we had to reduce heat stagnation throughout the entire space where nuts are stored and processed, rather than just cooling specific work areas.

Environments prone to dust and weighing errors

Nut processing sites generate dust and involve repeated precision weighing in gram increments. Strong winds can disperse dust or affect weighing accuracy, so we needed to distribute air at a low velocity.

Our Solution

We designed the fabric duct system with low-velocity airflow to lower the overall factory temperature without interfering with dust or weighing operations.

Application of unit coolers and fabric ducts

To supplement aging cooling equipment, we installed unit coolers and distributed cool air through fabric ducts. The system was designed to discharge cool air along the entire length of the duct to prevent wind from concentrating on specific points.

Addressing blind spots using circulation fans

We installed circulation fans in areas where duct installation was difficult or where cool air did not reach directly. By circulating cooled air into these zones, we reduced heat stagnation and temperature variations between areas.

Low-velocity discharge considering dust and scales

To reduce dust accumulation inside the ducts, we used a two-row wire suspension system instead of internal rings. Additionally, we directed approximately 70% of the airflow to the sides of the duct and discharged air at a low velocity from the 6 o'clock position to ensure it would not affect weighing operations.

Results

We successfully implemented both the necessary temperature improvements and low-velocity air distribution for the nut processing plant.

Creating an environment to prevent stored-product pests

We have established a temperature-controlled environment that reduces the risk of stored-product pests by improving high temperatures and heat stagnation zones within the factory.

Eliminating cooling blind spots

By using fabric ducts and circulation fans to distribute cool air throughout the facility, we have reduced the issue of heat buildup in specific areas.

Designing for food factories with high dust levels

In food factories where dust is generated, it is crucial to design airflow with low velocity to prevent dust from becoming airborne and to avoid interfering with sensitive weighing processes. Our fabric ducts are designed to minimize maintenance burdens, even in food processing environments like nut processing plants where dust management is critical.

Gallery

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