Blogs

Read our blogs

• Resistive load banks for MW-scale microgrid testing

  In this article, Peter van den Berg explains how resistive load banks use high-power resistors to create controlled and repeatable electrical loads. He explores load-step resolution, thermal management, air- and liquid-cooled resistor technologies, and how MW-scale load banks can be used to test the performance and reliability of modern DC microgrids.

  

• Laminated busbars: the new architecture for modern power electronics

  In this article, Peter van den Berg explains why conventional wiring harnesses reach their limits as switching frequencies increase. He explores how precision-engineered laminated busbars reduce parasitic inductance, optimize space utilization, improve system efficiency, and enhance the long-term reliability of high-power applications.

  

• The future of solid-state DC breakers for AI data centers

  In this article, Peter van den Berg discusses how the shift toward AI-driven data centers and low-voltage DC (LVDC) power distribution is reshaping protection system design. He explains why solid-state DC breakers are critical for enabling safe, reliable, and flexible future power architectures while addressing the challenges of evolving standards, bidirectional power flow, and certification.

  

• One ground fault can shut down your entire operation. Are you protected?

  In this article, Anju Upadhyay explains how Neutral Grounding Resistors (NGRs) enhance ground fault protection by limiting fault current and improving system safety. The article also compares HRG and LRG grounding methods and discusses their applications across industrial and critical power systems.

  

• From ships to servers: why AI is reshaping data center power

  This blog post by Michael Geissmann explaines how AI is reshaping data center power architectures, highlighting the shift towards DC systems and the critical role of solid-state technologies in ensuring efficiency, reliability, and scalable protection.

  

• Solid-state DC circuit breakers in traction systems

  Electrified rail systems are evolving fast, but are their protection systems keeping up? In this whitepaper, Anju upadhyay examines how high-frequency switching power electronics (IGBTs, SiC MOSFETs), bidirectional energy flow from regenerative braking, and increasingly complex DC architectures expose the limitations of mechanical and hybrid circuit breakers. The paper explains why ultra-fast, solid-state DC circuit breakers are becoming critical for fault selectivity, system reliability, and safe operation in both rolling stock and traction infrastructure.

  

• Zone protection in closed DC Bus and ring systems

  This blog post by Anju Upadhyay provides a comprehensive overview of the challenges and advancements in zone protection within closed DC bus and ring systems, emphasizing the critical role of Solid-state DC breakers in enhancing system reliability and efficiency.

  

• DC breaker’s spinning reserve mode

  With our spinning reserve mode we are able to allow a 30 minute period with a 20% overload in power from the ESS in case of grid failure.

  

• Ben blogs about Astrolkwx’s successful customized solutions

  Ben takes a closer look at our services and approach as his retirement approaches. He also shares his closing thoughts.

  

• Solid-state DC Breakers allow safe operation of maritime DC systems with low inductance

  Aniket explains how our solid-state breakers have demonstrated their capability in multiple applications, serving as bus tie and enabling zone protection in multi-bus and ring systems.