A matrix converter is a type of direct, variable ac-to-ac converter without an intermediate dc-link stage. The topology can deliver high-power densities, bidirectional power flow, and precise control in a compact size, making it suited for electric … [Read more...]
What is a sustainable wiring harness?
A sustainable wiring harness is made with eco-friendly materials and has an energy efficient design. It can also be a wireless wiring harness that minimizes the material content. This article reviews common ways to make a conventional wiring … [Read more...]
Reimagining EV design with AI-enhanced EDA tools
Artificial intelligence (AI)-driven chatbots, tools, and techniques are being deployed across various stages of electric vehicle (EV) design and simulation to support validation and manufacturing. AI can be used as an assistant to increase the … [Read more...]
What AI tools are available for EV design and validation?
Artificial intelligence (AI)-driven chatbots, tools, and techniques are being deployed across various stages of electric vehicle (EV) design and simulation to support validation and manufacturing. AI can be used as an assistant to increase the … [Read more...]
When are IMDs, RCMs, or RCDs required in EVs?
Insulation monitoring devices (IMDs) are used in ungrounded high-voltage applications to ensure electrical safety, prevent accidents, and ensure reliable operation by continuously monitoring insulation resistance for early fault prediction. A … [Read more...]
How can agentic AI be used in autonomous systems like EVs?
Agentic AI refers to artificial intelligence systems with a degree of autonomy, enabling them to make decisions, take actions, and learn from experiences to achieve specific goals, often with minimal human intervention. Agentic AI systems are … [Read more...]
How are EV wiring harnesses different?
Wiring harnesses, sometimes called cable assemblies or cable looms, are used in every corner of the electronics industry, including consumer appliances, commercial devices, robotics and industrial systems, computers and servers, telecommunications … [Read more...]
How does the Rint model relate to EV battery simulation?
The internal resistance (Rint) model is the simplest of several common integral order equivalent circuits to model battery performance. Although it’s basic, it’s also surprisingly useful. This article discusses where the integral order equivalent … [Read more...]
How are the efficiency and benefits of regenerative braking measured in EVs?
Regenerative braking is only one of the two ways to capture kinetic energy from a moving EV. Another alternative is kinetic energy recovery (KER). Regenerative braking and KER are suitable for different use cases. In addition, there are multiple ways … [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...]
How to overcome the test and measurement challenges with WBG devices
The use of wide bandgap (WBG) semiconductors like SiC and GaN to improve data center, renewable energy, and electric vehicle (EV) powertrain efficiencies and speed up charging times. This requires designers to use new validation testing approaches to … [Read more...]
How is AI being used to improve electric vehicle efficiency?
Electric vehicles (EVs) are all about reducing carbon emissions. Artificial intelligence (AI) can help. This article looks at a few examples like how AI and machine learning (ML) can be used to make context-aware operational recommendations to EV … [Read more...]
How does EV training differ for vehicle technicians?
Training to be an EV service technician is complex and different from the training received by traditional auto mechanics. For example, most of the training for conventional auto mechanics focuses on the drive train, which typically includes over … [Read more...]
How can quantum sensors and batteries improve EV operation?
In the near term, quantum sensors are being developed that can more accurately measure electric vehicle (EV) battery capacity, assess battery safety, and reduce vehicle weight. In the longer term, quantum batteries have been proposed that could … [Read more...]
What are the challenges of simulating and testing V2G modules?
There are multiple challenges associated with vehicle-to-grid (V2G) systems. Of course, they must interface efficiently and safely between the vehicle and the grid without interfering with the grid’s operation. They’re also expected to meet multiple … [Read more...]
What are the purpose and regulatory requirements for AVAS?
An acoustic vehicle alert system (AVAS), sometimes referred to as a pedestrian warning system (PWS), is designed to alert vulnerable road users (VRUs) like pedestrians, cyclists, and children to the proximity of nearby electric vehicles (EVs). The … [Read more...]