Results 71 to 80 of about 6,632 (182)

Study on inversion method of wall erosion information of on-orbit Hall thruster based on low-frequency oscillation signals and neural networks. [PDF]

Heliyon, 2022
Han K, Xie F, Wang Y, Zhang L, Yu M, Wang J, Wang Y, Wan J.   +7 more
europepmc   +1 more source

Performance and Facility Background Pressure Characterization Tests of NASAs 12.5-kW Hall Effect Rocket with Magnetic Shielding Thruster [PDF]

NASA's Space Technology Mission Directorate (STMD) Solar Electric Propulsion Technology Demonstration Mission (SEP/TDM) project is funding the development of a 12.5-kW Hall thruster system to support future NASA missions.
Haag, Thomas, Herman, Daniel, Hofer, Richard, Huang, Wensheng, Kamhawi, Hani, Mikellides, Ioannis, Myers, James, Polk, James, Sekerak, Michael, Shastry, Rohit, Thomas, Robert, Williams, George, Yim, John   +12 more
core   +1 more source

Interplanetary Mission Performance Assessment of a TANDEM Electric Thruster-Based Spacecraft

Applied Sciences
The aim of this paper is to analyze the transfer performance of a spacecraft equipped with a TANDEM electric propulsion system in a classical interplanetary mission scenario targeting Mars, Venus, or a near-Earth asteroid. The TANDEM concept is a coaxial,
Alessandro A. Quarta
doaj   +1 more source

Demonstration of electric micropropulsion multimodality. [PDF]

Sci Adv, 2022
Zolotukhin DB, Bandaru SRP, Daniels KP, Beilis II, Keidar M.   +4 more
europepmc   +1 more source

Effect of Background Pressure on the Plasma Oscillation Characteristics of the HiVHAc Hall Thruster [PDF]

During a component compatibility test of the NASA HiVHAc Hall thruster, a number of plasma diagnostics were implemented to study the effect of varying facility background pressure on thruster operation.
Brown, Daniel L., Huang, Wensheng, Kamhawi, Hani, Lobbia, Robert B.   +3 more
core   +1 more source

Development and implementation of promising technologies in JSC EDB Fakel [PDF]

Космические аппараты и технологии
The enterprise is mastering a number of technologies for obtaining functional materials for monopropellant thruster and Hall-effect thruster. The article describes advances in the development of a catalyst for the decomposition of hydrazine with high ...
E. A. Bogdanova, I. Y. Ponomarev, A. V. Nasedkin   +2 more
doaj  

An Analysis of the Effect of Hall Thruster Plumes on Surface Charging of a Complex Spacecraft Structure

Applied Sciences
This article aims to conduct an in-depth investigation into the environmental impact of Hall thruster plumes on spacecraft surface charging. The non-uniform plasma plume generated by Hall thrusters may trigger charging and discharging effects, making the
Xin Zhang, Wenjing Wang, Chaopin Bai, Yueqiang Sun, Shichen Jiang, Zhihao Yang, Qiang Chen, Lichang Zhang, Liguo Zhang, Zhiliang Zhang, Ziting Wang, Shuai Zhang   +11 more
doaj   +1 more source

MPD thruster technology [PDF]

MPD (MagnetoPlasmaDynamic) thrusters demonstrated between 2000 and 7000 seconds specific impulse at efficiencies approaching 40 percent, and were operated continuously at power levels over 500 kW.
Lapointe, Michael R., Mantenieks, Maris A., Myers, Roger M.   +2 more
core   +1 more source

Integrated study on the comprehensive magnetic-field configuration performance in the 150 kW superconducting magnetoplasmadynamic thruster. [PDF]

Sci Rep, 2021
Zheng J, Liu H, Song Y, Zhou C, Li Y, Li M, Tang H, Wang G, Cong Y, Wang B, Wang Y, Wu P, Qu T, Zhu X, Zhu L, Liu F, Cheng Y, Zhao B.   +17 more
europepmc   +1 more source

13kW Advanced Electric Propulsion Flight System Development and Qualification [PDF]

The next phase of robotic and human deep space exploration missions requires high performance, high power solar electric propulsion systems for large-scale science missions and cargo transportation.
Barber, Matthew, Cassady, Joseph, Jackson, Jerry, Miller, Scott, Peterson, Peter Y., Soendker, Erich, Welander, Ben   +6 more
core   +1 more source