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automotiveAugust 30, 2026

NuCube and CNL Advance Heat Pipe Tech for Microreactors

NuCube Energy and Canadian Nuclear Laboratories (CNL) are collaborating to validate heat pipe technology above 1652°F, a key step for advanced microreactors.

NuCube and CNL Collaborate on High-Temperature Heat Pipe Technology for Microreactors \\[NuCube Energy](https://www.nucubeenergy.com/) and [Canadian Nuclear Laboratories (CNL)](https://www.cnl.ca/) have embarked on a research and development project aimed at validating the performance of heat pipes at temperatures exceeding 1652°F (900°C). This collaboration is crucial for NuCube's proposed advanced microreactor, which relies on heat pipes to transfer thermal energy from the reactor core to the power conversion system. The data generated from this project will not only expand the validation database for NuCube’s models but also support the future licensing pathway for its reactor technology. \\[Heat pipes](https://en.wikipedia.org/wiki/Heat_pipe) are a central component in NuCube’s reactor design, replacing conventional coolant pumps with a more efficient and reliable method of heat transfer. The company’s broader reactor platform is designed around TRISO fuel and a heat-pipe-cooled architecture, minimizing moving parts and enhancing reliability. NuCube’s technology is being developed to produce both electricity and high-temperature industrial heat, with potential applications in various industries that currently rely on fossil fuels for their heat requirements. \\For factories in Thailand, Vietnam, Indonesia, and Malaysia, this advancement could mean a significant shift towards more sustainable and reliable energy sources. Many industrial processes, such as those in the automotive, electronics, and food packaging sectors, require substantial amounts of heat. An advanced reactor capable of providing both electricity and process heat could offer a cleaner and more efficient alternative to traditional fossil fuel-based systems. \\The CNL project is not a commercial deployment but rather an essential step in addressing fundamental engineering questions. Specifically, it aims to determine how accurately computational models can predict the behavior of heat pipes under extreme temperatures. This experimental validation is a critical part of moving from a conceptual design to a system that can undergo regulatory review and testing. \\NuCube has previously worked with the Idaho National Laboratory on computational analysis of a high-temperature heat exchanger and is also involved in projects examining autonomous operation and remote monitoring of its microreactor. Additionally, the company has signed an agreement with the Utah San Rafael Energy Lab to site and test a microreactor in Orangeville, Utah, subject to necessary development and regulatory steps. \\NuCube’s proposed reactor is designed to be factory-built and transportable, making it suitable for installation closer to customers. The DeccaCell platform could provide up to 15 MW of power for periods ranging from seven to 30 years before refueling. Potential applications include remote power, industrial facilities, and other locations where grid access is limited or additional reliable power is required. \\In June, NuCube announced a business combination agreement with Launch Two Acquisition Corp., which could result in the combined company becoming publicly listed on Nasdaq or the NYSE if the transaction closes and applicable conditions are satisfied. \\For factory buyers in ASEAN, the implications of this technology are profound. As the region continues to grow and industrialize, the demand for reliable and sustainable energy solutions will only increase. NuCube’s microreactor technology offers a promising solution, providing both electricity and high-temperature heat, which could significantly reduce the reliance on fossil fuels and contribute to a more sustainable future. \\**Takeaway for Factory Buyers:** As NuCube and CNL advance the validation of heat pipe technology, factory buyers in ASEAN should keep an eye on the progress. This technology has the potential to revolutionize the way industrial processes are powered, offering a cleaner, more efficient, and more reliable alternative to traditional energy sources. Stay informed about the developments in this space, as they could soon provide a competitive edge in the market.

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Editorial rewrite by ASEAN Machine team, based on public reporting from Interesting Engineering, with added ASEAN manufacturing context.

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