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Osthole ameliorates simulated microgravity-induced bone loss through down-regulation of miR-34c-5p

期刊: ACTA ASTRONAUTICA, 2021; 183 ()

Bone loss severely threatens the heath of astronauts in long-term spaceflight and the effects of the developed countermeasures are limited. Emerging s......

Aerothermodynamic study of Two-Stage-To-Orbit system composed of wide-speed-range vehicle and rocket

期刊: ACTA ASTRONAUTICA, 2021; 183 ()

Hypersonic vehicles with Mach numbers greater than five exhibit complex shock wave interactions, accompanied by locally enhanced heat flux near the sh......

Forced oscillation phenomenon of normal/oblique shock trains in a rectangular duct at Mach 2 and 3

期刊: ACTA ASTRONAUTICA, 2021; 182 ()

The forced shock train oscillation is a common phenomenon in a practical working scramjet isolator. To evaluate the similarities and differences betwe......

Adaptive sliding mode disturbance observer-based control for rendezvous with non-cooperative spacecraft

期刊: ACTA ASTRONAUTICA, 2021; 183 ()

This paper investigates the tracking and control problem of a spacecraft rendezvous with a non-cooperative and tumbling space target subject to parame......

An adaptive optimization algorithm based on clustering analysis for return multi-flight-phase of VTVL reusable launch vehicle

期刊: ACTA ASTRONAUTICA, 2021; 183 ()

The return multi-flight-phase trajectory optimization of reusable launch vehicle is the key problem of vertical takeoff and vertical landing (VTVL) te......

Nano satellite attitude determination with randomly delayed measurements

期刊: ACTA ASTRONAUTICA, 2021; 185 ()

In this paper, a novel algorithm is developed for Nano satellite attitude determination with delayed observations. The particularity of delayed measur......

Modeling the effect of reusability on the performance of an existing LPRE

期刊: ACTA ASTRONAUTICA, 2021; 181 ()

The objective of this research is to study the impact of main engine parameters on the performance of a reusable liquid propellant rocket engine (LPRE......

A novel active control on Pogo vibration in liquid rockets based on data-driven theory

期刊: ACTA ASTRONAUTICA, 2021; 182 ()

Pogo vibration in liquid rockets is an instability phenomenon caused by the coupling of longitudinal structural vibration and the propellant pulsation......

Transfers between NRHOs and DROs in the Earth-Moon system

期刊: ACTA ASTRONAUTICA, 2021; 186 ()

The stable near rectilinear halo orbits (NRHOs) and distant retrograde orbits (DROs) are both considered as potential parking orbits for cis-lunar sta......

Modeling the laser-polymer interaction of laser propulsion systems considering progressive surface removal, thermal decomposition and non-Fourier effect

期刊: ACTA ASTRONAUTICA, 2021; 186 ()

During the laser-polymer interactions of laser propulsion systems, the surface of the target progressively recedes, which in turn necessitates account......

Experimental investigation on current modes of ionic liquid electrospray from a coned porous emitter

期刊: ACTA ASTRONAUTICA, 2021; 183 ()

The ionic liquid electrospray-based propulsion system is one of the most promising candidates for space micro-propulsion, which is in urgent need with......

System scheme design of electric expander cycle for LOX/LCH4 variable thrust liquid rocket engine

期刊: ACTA ASTRONAUTICA, 2021; 186 ()

With the development of both cryogenic and motor pump technologies, the cryogenic variable thrust liquid rocket engines that using motor pumps have ga......

Experimental investigation of the ignition and combustion characteristics of electrically controlled solid propellant

期刊: ACTA ASTRONAUTICA, 2021; 184 ()

The ignition and combustion characteristics of electrically controlled solid propellant (ECSP) are investigated via high-speed photography, thermograv......

Optimization of short-arc ellipse fitting with prior information for planetary optical navigation

期刊: ACTA ASTRONAUTICA, 2021; 184 ()

Autonomous navigation technology has played an increasingly important role during modern planetary exploration missions. The image-based optical navig......

Study on control of hypersonic aerodynamic force by quasi-DC discharge plasma energy deposition

期刊: ACTA ASTRONAUTICA, 2021; 187 ()

This paper reports an active method for aerodynamic force control of a hypersonic spacecraft via shock wave mitigation with plasma energy deposition. ......

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