Seiberling - process engineering - automation

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Case Studies

Learn more about Seiberling's services by reading case studies of successful projects.

Ice Cream Plant Upgrade And Expansion

The purpose for renovation of this existing ice cream operation was to transfer production from another facility to this expanded facility, upgrade of the processing systems, upgrade of the control system, and to provide for further production increases involving new products and processing requirements.

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Aseptic Plant Control System Replacement

The purpose for the project at this aseptic plant was to replace an existing Alfa-Laval DEC based control system with (1) Allen-Bradley ControlLogix PLC (3) Allen-Bradley CompactLogix PLCs and CTC Interact HMI software development package. The plant was unable to obtain spare parts for the DEC based system and wanted to convert to a system that spare parts were available, easy to trouble shoot for the plant maintenance department and more reliable than the current system. The control system replacement included the control of receiving, batching, HTST with separator, (3) Alfa-Laval Steritherms, (3) Alfa-Laval Steritanks, and CIP of all associated equipment.

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ESL Facility

This new extended shelf life plant was built to provide 60-day shelf life milk products and 90-day shelf life non-dairy products to the east coast market. This new plant consists of: 5 bay milk receiving, HTST with separation, Cream HTST, 3 2-tank batching systems, 2-tank non-dairy batching system, 3 VTIS UHT systems, 4 Aseptic tanks, 2 extended shelf life plastic fillers and 3 extended shelf life gable top fillers. Seiberling Associates’ involvement in this project was to provide Process/CIP Engineering and Design services from the receipt of raw ingredients to the supply of batched product to the VTIS balance tanks.

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Fluid Milk Facility

A major U.S. dairy producer contacted Seiberling Associates, Inc. to replace the process and clean-in-place (CIP) control system for one of its facilities. The existing control system was an obsolete relay-based system that was installed when the plant was constructed in the 1960s. Although the system had served the plant well, it was becoming increasingly difficult to maintain and troubleshoot.

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