Journal: Chemical Engineering Journal, vol. 508, pp. 160990, 2025.
Title: A study on iron-composite polymer propellants for improved plasma generation in electric propulsion systems
Authors: Chao-Wei Huang, Ping-Han Huang, Zong-Ying Yang, Yueh-Heng Li*
Rank: 4.5% (4/88), SCI, ENGINEERING: ENVIRONMENTAL, 2025.
Impact Factor: 13.2
Citation number: 12 (Web of Science, 2026-10-23)
Abstract: 脈衝式電漿推進器(PPT)體積小、可產生精確微小推力,廣用於立方衛星,但效率偏低。本研究提出摻入鐵粉的PMMA金屬複合推進劑(PMMA@Fe),取代傳統PTFE,鐵粉濃度5至20 wt%。添加鐵粉降低電漿阻抗,使衝量由80.3增至131.9 μN·s(提高62.5%),推力功率比由17.8增至29.3 μN/J(提高63.5%);但鐵含量達15 wt%以上會造成放電不規則與碳—金屬沉積,壽命限於6,000次。15 wt%鐵兼具最佳平衡,推力效率18.7%、比衝1,324 s。
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