➀ GM's Cruise suspended driverless testing in San Francisco after a 2023 pedestrian accident, highlighting safety concerns;

➁ California AVs drove 9 million miles in 2023 with a crash rate of 14.6 per million miles—over 7x higher than the U.S. average of 1.9 crashes;

➂ Despite improvements, autonomous vehicles' collision rates remain substantially higher than human-operated cars, delaying mass adoption.

➀ The article discusses the need to implement a no-volt release and emergency stop system for a CNC lathe project while minimizing new holes in the front panel;

➀ Existing front panel buttons use a 12V power supply to control relays for spindle and stepper motors, with the current emergency stop lacking a key;

➁ Options for alternative switches (e.g., LA38 series) are considered, balancing safety requirements and panel modifications, including separate controls for spindle and stepper motors.

➀ The article highlights the quiet technological revolution happening behind the scenes of the electric vehicle (EV) boom, focusing on the importance of accurate electrical measurement for efficient and safe charging.

➁ It explains the two main architectures of EV charging: AC Charging (Level 1 and Level 2) for home and workplace use, and DC Charging (Level 3) for high-speed highway refueling.

➂ LEM, a Swiss company, provides essential current sensors and meters for both AC and DC charging architectures, ensuring safety, reliability, and accurate energy billing.

➀ Researchers from the University of Tokyo have developed a cost-effective method to test lithium-ion batteries for overheating, aiding in the design of safer batteries.

➁ The new method involves creating a miniature battery that is more prone to thermal runaway, allowing easier study in laboratory settings.

➂ By using a thermal runaway factor (TRF), the method evaluates the likelihood of a battery overheating based on its energy storage, volume-to-surface ratio, and material properties.

➀ Microchip Technology has introduced the AVR SD family of microcontrollers designed to help engineers meet strict safety standards while reducing design costs and complexity.

➁ These MCUs include built-in functional safety features, making them suitable for applications requiring high safety assurance, such as those needing ASIL C and SIL 2 compliance.

➂ The MCUs come with a TÜV Rheinland-certified safety management system and various hardware safety features, including dual-core lockstep CPU and error correction code, aiding in efficient development and reliability.

➀ Automotive electronics is advancing rapidly, focusing on autonomy, electrification, and car cockpit improvements.

➁ The need for advanced functionality is high, but OEMs aim to minimize costs and maximize software-driven features.

➂ Modern cars are equipped with multiple sensors, including cameras, radar, and lidar, requiring advanced fusion and processing techniques.

➀ As lithium-ion batteries become more compact, cooling technologies are vital for safety and efficiency;

➁ The increasing use of li-ion batteries in domestic appliances demands improved cooling techniques;

➂ Innovations in cooling technologies can enhance battery performance, lifespan, and safety.

➀ A new hydrogen sensor developed by scientists at the University of Manchester promises to enhance safety and reliability in the transition to clean hydrogen energy.

➁ The sensor, which operates on 'p-doping', can detect trace amounts of hydrogen within seconds, outperforming current commercial detectors.

➂ Tested in real-world scenarios, the sensor successfully detected leaks from pipelines, monitored hydrogen diffusion, and performed airborne leak detection using drones.

➀ The futuristic building, costing $900 million, collapsed 11 months after its opening due to design faults;

➁ The collapse was attributed to inadequate safety margins;

➂ The moral of the story is that folly follows grandeur.

➀ Researchers from Fraunhofer have developed sensor systems and measuring equipment to detect leaks in hydrogen lines and tanks.

➁ The ultrasonic sensor utilizes the photoacoustic effect to detect hydrogen leaks and can also identify small traces of other substances.

➂ A laser spectrometer and Raman spectroscopy are used for remote detection of ammonia and selective detection of hydrogen respectively.

➀ Fraunhofer researchers have developed sensor systems and measuring equipment to detect leaks in hydrogen lines and tanks;

➁ The systems are designed for continuous monitoring of hydrogen shipments and facilities in the chemical industry;

➂ Multiple sensor technologies are used to provide safety equipment for various scenarios of the future hydrogen economy.

➀ Fraunhofer researchers have developed sensor systems and measurement devices to detect leaks in hydrogen pipelines or tanks.

➁ These systems enable continuous monitoring of hydrogen transport or chemical industry facilities.

➂ Multiple sensor technologies are used to ensure safety in various future hydrogen industry scenarios.

➀ Developers for medical-device OEMs must balance innovation and safety;

➁ They face numerous challenges in ensuring the safety of medical-device software;

➂ The article discusses how these challenges can be overcome.

STMicroelectronics and HighTec EDV-Systeme have combined HighTec’s Rust compiler with ST’s Stellar 28nm MCUs to provide safety-critical systems in software-defined vehicles. Rust ensures the resilience of critical automotive systems with its memory safety, thread safety, and data type safety provisions, while maintaining runtime efficiency comparable to C/C++. HighTec’s compiler suite allows for the integration of Rust’s safety features with legacy C/C++ code for automotive applications. The Stellar MCUs are built on Arm Cortex R52+ cores and comply with ISO 21434 cybersecurity standards and UN155 requirements.

➀ The 1959 Ministry of Labour report highlights the impact of electronic and semiconductor engineering on factory safety.

➁ A 1960 Electronics Weekly article discusses the trend of using components without moving parts for their long life and safety benefits.

➂ The article criticizes the open-surface printed circuit for its potential electrical failures in factory environments.