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Case Study | Industrial Analytics/Mining/FactoryTalk Analytics
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The Right Ingredient for a Competitive Process

Leading international minerals company optimizes processes to increase production and reduce energy consumption.

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Case Study | Industrial Analytics/Mining/FactoryTalk Analytics
Recent ActivityRecent Activity
The Right Ingredient for a Competitive Process
Leading international minerals company optimizes processes to increase production and reduce energy consumption.

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TwitterTwitter
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Challenge: Produce More Within Energy and Cost Constraints

A leading international supplier of high-performance minerals to the polymer and coatings markets wanted to increase production while avoiding costly capital investments.

The company leverages a wide range of minerals including calcium carbonates, clays, and kaolins to make technical products that are essential for many industries. Its principal markets include construction and building, lawn care and landscaping, paints and coatings, plastics and films, and sealants and adhesives.

The value of the company’s high performance minerals lies in the specialized processes and people they use to transform minerals to add performance. Many of these processes have been developed by and are unique to the company with resulting value-add to their customers. 

The company recognized that energy related processes in their plants are major constraints to continuing to provide total customer value. In order to provide more calcium carbonate for its customers, the company identified bottlenecks and looked for ways to improve production efficiencies throughout its complex mineral drying process.

Solution: Rockwell Automation, The Right Ingredient for a Competitive Process

In researching how to maximize the productivity of existing assets, the company determined that eliminating bottlenecks within the minerals drying process at the site could increase the efficiency of the process and allow for significant production increases.

They turned to Rockwell Automation to help achieve new levels of operational consistency and stability throughout the drying process, while at the same time reducing energy consumption. The company engaged Rockwell Automation to deploy its Pavilion8®-based model predictive control (MPC) industrial analytics solution to one processing line, which consisted of filtration, drying, pulverizing and production classification. Pavilion8 is a modular software platform and the foundation for Rockwell Automation’s industry-specific solutions. Leveraging a powerful modeling engine at its core, Pavilion8 includes modules to control, analyze, monitor, visualize, warehouse and integrate that are combined into high-value applications.

dump truck with rocks on road in quarry

One of the first steps to implementing Rockwell Automation’s solution at the site was to set up a system to collect real-time operating data. Rockwell Automation initiated a process study, analyzing the company’s data and defining the variables for the controller matrix design. Simultaneously, Rockwell Automation engineers, as part of Rockwell Automation’s ValueFirst® customer engagement methodology, provided a comprehensive benefits analysis with goals and objectives to support the company’s business strategy. 

Armed with the data they needed, Rockwell Automation engineers created process models, and designed a control application to meet the unique site requirements. The team performed tests to determine the affects of changes in control variables on the system. Once complete, the team implemented the Pavilion8- based dryer control application. Users access the solution through Pavilion8’s intuitive, browser-based interface that enables secure anytime, role-based access to operators, process control engineers and plant management. 

Results: A Smoother and More Effective Operation 

With the solution installed and commissioned in only 3 months, the company realized a production increase of more than 10 percent. The project exceeded the original business investment targets, delivering a payback well within the stated goals. As a result, the company has been able to better satisfy the growing needs of their customers while enhancing overall efficiency. 

Key Benefits
12% increase in production
6% reduction in natural gas use/ton
50% decrease in process variability

In addition, the FactoryTalk Analytics browser-based interface enabled corporate-wide visibility into plant performance.

The immediate success of the project prompted the company to expand the deployment of the Pavilion8 dryer control application to two adjacent dryers. The company is actively exploring opportunities for additional Rockwell Automation MPC on its other milling, drying and calcining operations in North America and Europe.

Figure 1: Process Variability in Dryer Before Solution; Figure 2: Process Variability in Dryer After Solution. Notice the smoother operational graphs

Figure 1 on left: Process Variability in Dryer Before Solution

Figure 2 on right: Process Variability in Dryer After Solution. Notice the smoother operational graphs

Published June 24, 2021

Tags: Digital Transformation, FactoryTalk Analytics, FactoryTalk Pavillion
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