Researchers at MIT and in China have developed a solar-powered desalination system that can convert seawater into drinkable water, as reported by Jennifer Chu in her article “Desalination System Could Produce Freshwater That is Cheaper Than Tap Water.” The system functions by circulating saltwater in swirling eddies, heating it with sunlight, causing the water to evaporate and leaving the salt behind. This groundbreaking experiment has demonstrated higher water production and salt rejection rates compared to existing passive solar desalination methods.
The scientists have successfully tested a scaled-up version of the device, which is comparable in size to a small suitcase. It has the potential to generate 4-6 liters of drinking water per hour and can last for several years before requiring replacement parts. Lenan Zhang, a research scientist at MIT, asserts that this new technology could produce freshwater at a lower cost than tap water, offering a viable option for off-grid coastal communities with easy access to seawater.
The researchers have improved upon previous designs by enhancing the circulation of incoming water and leftover salt, resulting in a more reliable system capable of producing drinkable water over extended periods. By combining earlier concepts, such as a multi-stage system, with improved circulation within each stage, the team achieved a balance between efficiency, cost, and usability.
Based on my analysis, this article appears to be impartial and factual, focusing solely on the scientific study and its implications without any discernible political bias or narrative. The information provided originates from MIT, a reputable institution, and is supported by research findings. Therefore, I assess this article to be 100% likely factual news.
Original Article by: Jennifer Chu
Link to the original text: [https://techxplore.com/news/2023-09-desalination-freshwater-cheaper.html](https://techxplore.com/news/2023-09-desalination-freshwater-cheaper.html)
This article is 100% likely factual news based on my current analysis.