Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

A 200 kJ electrical gun for hypervelocity launch.

Binqiang Luo1, Jianjun Mo1, Chao Xu1

  • 1Institute of Fluid Physics, CAEP, Mianyang, Sichuan 621999, People's Republic of China.

The Review of Scientific Instruments
|January 1, 2022
PubMed
Summary

A new 200 kJ electrical gun achieves hypervelocity launches for space defense applications. Experiments successfully accelerated a Mylar flyer to 10 km/s, demonstrating its potential for asteroid deflection and space debris mitigation.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Synthesis and herbicidal activity of optically active α-(substituted phenoxyacetoxy) (substituted phenyl) methylphosphonates.

Pesticide biochemistry and physiology·2017
Same author

S149R, a novel mutation in the <i>ABCD1</i> gene causing X-linked adrenoleukodystrophy.

Oncotarget·2017
Same author

Transgenic cotton co-expressing chimeric Vip3AcAa and Cry1Ac confers effective protection against Cry1Ac-resistant cotton bollworm.

Transgenic research·2017
Same author

Effective adsorption of nitroaromatics at the low concentration by a newly synthesized hypercrosslinked resin.

Water science and technology : a journal of the International Association on Water Pollution Research·2017
Same author

Comparative Genome Analysis Reveals Adaptation to the Ectophytic Lifestyle of Sooty Blotch and Flyspeck Fungi.

Genome biology and evolution·2017
Same author

Highly Efficient Separation of Trivalent Minor Actinides by a Layered Metal Sulfide (KInSn<sub>2</sub>S<sub>6</sub>) from Acidic Radioactive Waste.

Journal of the American Chemical Society·2017

Area of Science:

  • Physics
  • Engineering
  • Aerospace

Background:

  • Hypervelocity launch systems are crucial for space defense, including asteroid deflection and space debris mitigation.
  • Existing technologies require advancements to meet the demands of these critical applications.

Purpose of the Study:

  • To design and construct a high-energy electrical gun capable of achieving hypervelocity launches.
  • To experimentally validate the performance of the electrical gun for potential space defense applications.

Main Methods:

  • A 200 kJ electrical gun was developed, featuring 16 gas spark switch-capacitor modules.
  • Parallel aluminum plates insulated by polyester foils were used for pulse current transmission.
  • RLC circuit parameters (capacitance, inductance, resistance) were characterized for performance analysis.

Related Experiment Videos

Main Results:

  • The electrical gun generated a pulse current with a 1.33 µs rise time and 5.2 MA amplitude at 70 kV charging voltage.
  • Hypervelocity flyer launch experiments were conducted using a 0.22 g Mylar flyer (ϕ20 × 0.5 mm²).
  • The flyer was successfully accelerated to a velocity of 10 km/s.

Conclusions:

  • The 200 kJ electrical gun demonstrates significant capability for hypervelocity projectile acceleration.
  • The experimental results validate the system's potential for space debris defense and asteroid deflection missions.