For generations, rockets have propelled payloads and people deep into space. But next-generation versions called “rotary-explosion rocket engines” are opening up new possibilities that could make propulsion in space more efficient, compact, and powerful.
Now, a team of Arlington Tech researchers has been awarded $900,000 from NASA to help advance their technology. This grant is part of the NASA MUREP Space Technology Artemis Research (M-STAR), which promotes and increases minority-serving agency participation in research and technology development concepts that align with NASA's needs for future Artemis missions. By supporting NASA's Space Technology Mission Directorate. Moon. NASA selected nine of her agencies for this project and awarded them a total of more than $8 million.
Liwei Zhang, an assistant professor in the UTA School of Mechanical and Aerospace Engineering, is leading the project at UTA.
The explosion wave rotates at “supersonic speed”
“The explosion is a very fast combustion,” Zhang explained in a statement. “Inside the RDRE, detonation waves rotate in a circle at supersonic speeds. Compared to traditional engines that rely on periodic combustion, RDREs are theoretically more efficient, making them smaller and more compact. can do.”
Zhang said her team will focus on the component level of the technology, such as evaluating injectors, combustors, and nozzles.
“We also plan to study system-level configurations for testing,” she added. “This is a joint effort of theoretical analysis, computational simulations and experimental measurements to evaluate and improve the performance of this type of engine.”
Zhang said the goal is to develop more efficient propulsion systems for space travel and eventually use them to send people to explore the moon and beyond.
“Through the Artemis program, NASA is responding to the call from the National Space Exploration Campaign to harness new technologies to better study the Moon and prepare for future missions,” she said.
Testing will take place at UTA's Aerodynamics Research Center.
Co-investigators on this project include UT Arlington MAE Professor Frank Lu and Grace Brannon and Monica Mengqi Zhan, assistant professors in the university's School of Communication.
“We are pleased that NASA recognizes our expertise in rotary explosion engines that can play a role in this innovative technology,” Lu said in a statement.
“Frank played a pivotal role in securing this grant through his expertise in explosive engines,” Zhang said. “His and our beloved late Don Wilson [another professor in UTA’s MAE] Thirty-seven years ago, we established the Center for Aerodynamics Research on campus. Since then, they have led much exciting research on explosive engines. All of our testing for his M-STAR project will be done on ARC. ”
K-16 Educational Support Component
In addition to rocket technology research, educational goals are also part of the project. It will include a K-16 education component for underrepresented student communities, UTA said.
“We want to recruit and retain them so they can establish a career in space,” Chan said. “We want young people to understand that there are ways to get into this track. If you're interested, follow your heart. Many people see space education as something for the elite. I think it's a learning experience. They're disappointed. It's not just a technical hurdle, it's a mental hurdle.”
In a statement, UTA said Zhang spoke from experience, saying, “Growing up in a small town in central China, a girl was casually told that her interest in math and science was misplaced.” While attending, she was often the only woman in study groups or classrooms. She believes parts of education could be changed to include students from different identity groups. ” the university said.
Chan said her communications colleagues are planning “enrichment activities” to promote the recruitment, retention and lifelong engagement of students from diverse backgrounds in space technology.
“How educational goals are communicated early in the K-12 education system can have a significant impact on students' self-efficacy and even their academic success,” says the first-generation college student herself. added Brannon.
Walt Engelland, deputy program administrator for NASA's Space Technology Mission Directorate, praised the efforts of UTA and the eight other agencies participating in the $8 million project.
“It is because of the creativity and dedication of researchers across the country that we will be able to return humans to the moon,” Engelland said. “We are proud to partner with the Office of STEM Engagement to advance the future of technology development and create opportunities for these agencies to contribute to NASA’s Artemis mission.”
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