SHANGHAI – Shanghai Jiao Tong University (SJTU) has made a groundbreaking leap in amphibious vehicle technology with the introduction of the Nezha-SeaDart, a versatile drone that redefines the boundaries between air and water. Named after the swift and powerful deity from Chinese mythology, the Nezha-SeaDart embodies strength and agility, capable of hovering like a drone, soaring through the skies like an aircraft, and diving into the ocean’s depths with unparalleled speed.
This innovative hybrid aerial underwater vehicle (HAUV) is not just a technological marvel; it is a testament to the ingenuity and forward-thinking approach of SJTU’s researchers.
The Nezha-SeaDart stands out with its unique tail-sitting design, allowing for vertical take-off and landing (VTOL) capabilities on both land and water surfaces. Its electric propulsion system is not only environmentally friendly but also ensures a quiet operation, minimizing noise pollution. The vehicle’s delta-wing configuration generates sufficient lift for aerial cruising, while its eight underwater thrusters provide precise and autonomous navigation beneath the waves.
The design inspiration, drawing parallels to the US Navy’s 1950s prototype Sea Dart, combines historical engineering feats with modern technology, resulting in a HAUV that is both aesthetically pleasing and functionally superior.
During a rigorous ten-day testing phase at Zhejiang Province’s Thousand Islands Lake, the Nezha-SeaDart demonstrated its ability to seamlessly transition between environments, showcasing its potential for a wide range of applications. From marine research and environmental monitoring to search and rescue operations, the Nezha-SeaDart’s versatility opens up new possibilities for exploration and emergency response. Its autonomous control technology further enhances its utility, allowing for remote deployment and operation, which could revolutionize the way we approach marine and aerial missions.
The implications of such a vehicle are vast. For scientists, the Nezha-SeaDart offers a new avenue for collecting data in previously inaccessible areas, bridging the gap between air and sea exploration. For emergency responders, the rapid deployment and versatility of the Nezha-SeaDart could mean the difference between life and death in maritime disasters. And for the world of unmanned vehicles, the Nezha-SeaDart sets a new standard for what is possible, pushing the boundaries of innovation and design. (zai)
Photo: Shanghai Jiao Tong University