Test & Measurement - August 2024

From fighter jets to NASA moon missions to next‐gen electric vehicles, innovative test technologies are enabling major performance, quality, and cost improvements. Read about these and other applications in a new report from the editors of Tech Briefs and Aerospace & Defense Technology magazines.
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Overview
The August 2024 Special Report on Test & Measurement presents a comprehensive overview of recent advancements and research in various technological fields, focusing on innovations that enhance testing capabilities and performance in real-world applications.
One of the key features of this report is the exploration of solar simulator technology used for testing space applications. This technology is crucial for evaluating the performance of solar cells in space environments, where conditions differ significantly from those on Earth. The report highlights the importance of accurate testing methods to ensure the reliability and efficiency of solar power systems in space missions.
Another significant topic covered is the role of artificial intelligence (AI) in predictive maintenance and electric vehicle (EV) performance improvement. The report discusses how AI can optimize maintenance schedules and enhance the performance of EVs by analyzing data and predicting potential issues before they arise. This integration of AI into testing processes is poised to revolutionize how industries approach maintenance and performance optimization.
The report also delves into the testing of perovskite solar cells, which have shown promising results in operational stability. Research indicates that these cells retain over 93% of their maximum efficiency after approximately 5,030 hours of continuous operation. However, the report emphasizes the need to understand the combined effects of various stressors, such as light and heat, on solar cell performance, as these factors can significantly accelerate degradation in real-world conditions.
In the realm of urban air mobility, the report discusses the engineering challenges associated with electric vertical takeoff and landing (eVTOL) vehicles. It highlights the varying power requirements during different flight phases—takeoff, climb, cruise, and descent—and the implications for battery design and performance. Researchers are working to develop systems that can efficiently manage power demands to extend the operational range of these vehicles.
Additionally, the report addresses the importance of accurate wind measurements for uncrewed aircraft systems (UAS). Understanding atmospheric conditions is vital for various applications, including emergency response and environmental monitoring. The report outlines new methods for measuring wind speed that could enhance the capabilities of drones and other aerial systems.
Other notable topics include the development of a lab-on-a-chip genetic test device capable of identifying viruses within three minutes, advancements in ice detection using microwave sensors, and the introduction of portable laser-guided robotic metrology systems. Each of these innovations represents a significant step forward in their respective fields, showcasing the ongoing efforts to improve testing accuracy and efficiency.
In summary, the August 2024 Special Report on Test & Measurement encapsulates a range of technological advancements that are shaping the future of testing and measurement across various industries. From solar energy and AI applications to urban air mobility and rapid diagnostic tools, the report underscores the critical role of innovative testing methods in driving progress and ensuring the reliability of emerging technologies.

