Control Engineering hot topics: September 2025

The top articles in Control Engineering this month covered topics like PID tuning, incorporating AI, the Engineering Leaders Under 40 and multi-axis servo drives.

From fine-tuning PID controllers to advancing AI integration in process manufacturing, Control Engineering’s most-read articles this month reflect the industry’s evolving priorities. Readers explored best practices in automation, celebrated rising engineering leaders and examined innovations like multi-axis servo drives and time-sensitive networking (TSN). Dive in to discover what’s driving conversation, innovation and progress across the control engineering landscape.

1. PID spotlight, part 19: PID controller tuning best practices

You’ve been trained to tune PID controllers on self-limiting and integrating processes, but are you ready to tune? Can we trust you to do it safely? Do you know how to work with the operators responsible for the process? Do you know that there are problems that tuning cannot fix? Finally, do you know that after you are done tuning you are not done?

2. Powerful new site expands transformer capacity in South Carolina

Eaton will invest $340M in its Jonesville facility, creating 700 jobs and expanding U.S. production of three-phase transformers.

3. How to incorporate AI into process manufacturing

Not all artificial intelligence (AI) is built for industrial success. Process manufacturers need AI solutions grounded in first principles — ensuring accuracy, safety and efficiency — while reducing complexity in model design and development.

4. Powering Progress: Meet the 2025 Engineering Leaders Under 40

Celebrating 35 engineering professionals who are driving transformation, mentorship, and excellence across the industrial landscape.

5. Advantages of multi-axis servo drives in the world of automation

Selecting among technology options in a motion-control application often comes with levels of complexity, especially when dealing with multiple axes. Explore five automation advantages of multi-axis servo drives.

6. Why time-sensitive networking (TSN) is the backbone of next-gen digital manufacturing 

How deterministic Ethernet with TSN empowers HMI/SCADA integration, unifies IT and OT networks, and drives real-time performance in smart manufacturing environments.

7. Roundtable: Emerging technologies, industrial networks, Industry 4.0

Six industry experts address interoperability, cybersecurity and latency concerns, including the emerging industrial network technologies that may solve some problems for automation, control system applications. Get industrial networking answers from this Control Engineering expert roundtable.

8. How to create a physical AI security, safety framework

Explore the security and safety aspects of the emerging industry known as physical artificial intelligence (AI). As physical AI evolves from concept to reality, understanding its implications for human safety and security becomes critical.

9. Shell modernizes refinery control with software-defined automation

Schneider Electric demonstrates how the hardware agnostic distributed intelligence of its EcoStruxure Automation Expert platform is creating a flexible control architecture for manufacturers.

10. More of your advice, links to smarter automation, controls

Control Engineering research provides another opportunity for subscribers to share advice and think again about automation controls and instrumentation. Learn more about automation planning, interoperability, real-time controls and energy efficiency by design … and thank you.

Check out the top articles from August here.