The electric system is designed so that when you flip a light switch, it comes on every time, and you barely think about it. However, that convenience is only possible due to a massive engineering feat, often called “the world’s largest machine.” … [Read more...]
How EV charger–battery energy storage systems can help stabilize the grid
Many energy companies struggle to reliably deliver power at stable voltages during extreme heat waves and cold snaps. Additionally, high-energy applications such as artificial intelligence (AI), industrial manufacturing, and electric vehicle (EV) … [Read more...]
How do onboard chargers differ between 400 and 800-V EV architectures?
The 800-V onboard chargers (OBCs) are steadily gaining momentum for fast and ultra-fast charging of electric vehicles (EVs). However, moving from existing 400 to 800-V OBCs directly affects the choice of semiconductor devices, diode bridges, … [Read more...]
What is the future of onboard and offboard EV charging?
The future of electric vehicle (EV) charging depends on the balance between onboard and offboard solutions, optimizing efficiency, cost, and infrastructure demands. As battery technology evolves, onboard charging systems are expected to become … [Read more...]
How does ac bus-based architecture impact charging infrastructure for EVs?
The ac bus-based architecture for EV charging is a crucial component of the EV infrastructure, enabling the efficient and reliable charging of electric vehicles. This artile will discuss the pros and cons of the architecture and then will dive into a … [Read more...]
Q&A: How software is shaping the future of EV batteries
Advancements in battery management software and predictive analytics are impacting the electric vehicle (EV) landscape, enabling smarter, more efficient solutions to enhance performance, reliability, and cost challenges. As EV adoption accelerates, … [Read more...]
How can liquid cooling be applied to charging cables during dc fast charging?
Integrating a liquid coolant system into the cable assembly and connector housing of electric vehicle (EV) charging infrastructure moves coolant around the high-current wires and connectors. The liquid coolant circulates through jackets or channels … [Read more...]
A year in review: Electric vehicle highlights from 2024
The electric vehicle (EV) industry made steady progress in 2024, marked by advancements in core technologies like batteries, charging systems, and power management. From the announcement of 10-minute fast-charging batteries to the rollout of … [Read more...]
Why is compensation required for wireless power transfer during EV charging?
The primary goals of compensation in wireless power transfer (WPT) for electric vehicles (EVs) are to improve power transfer efficiency, reduce reactive power, and ensure stable operation under varying conditions, such as load changes and coil … [Read more...]
Which components are involved in EV charging power management?
Electric vehicle (EV) charging infrastructure consists of several individual power management components. Dc power electronics are the heart of power management, whereas charge controllers assist the dc power electronics in proper control. The role … [Read more...]
How is HIL testing used for onboard EV chargers?
Hardware-in-the-loop (HIL) testing is a real-time simulation that enables designers to test embedded code for EV chargers without needing the actual system hardware. It speeds development efforts and reduces development costs. This article begins … [Read more...]
Using EVs to drive decarbonization: It’s not just about the vehicles
As the world becomes more sustainable and electrified, companies and individuals seek ways to reduce their environmental impact. One critical approach is the use of electric vehicles (EVs). EV technology has improved drastically over the last decade, … [Read more...]
What are the basics of wireless energy transfer for EVs?
An electric vehicle (EV) can be conveniently charged while parked over a wireless charger without plugging in a cable. It’s also possible to dynamically charge while driving if the vehicle has a wireless electric road system. Wireless power … [Read more...]
How does the dc communication protocol operate when charging an EV?
The dc communication protocol between the electric vehicle (EV) and the electric vehicle supply equipment (EVSE) occurs with the support of digital communication. This FAQ will discuss the two types of dc communication for proper EV charging. The … [Read more...]
What is the Open Smart Charging Protocol (OSCP) for EV charging?
The Open Smart Charging Protocol (OSCP) is an open communication protocol that enables the smart charging of electric vehicles (EVs). The primary function of the OSCP is to establish communication between the charge station operator (CSO) and the … [Read more...]
What is the back-end protocol in a vehicle-to-grid (V2G) EV ecosystem?
A back-end protocol refers to communication standards and protocols for enabling connectivity between an electric vehicle (EV) charging station and the central management system (CMS). We previously discussed front-end protocols between the EV and … [Read more...]