Zenix announces deployable on-orbit solar array using smart composite materials
Suzhou Zenix Composites Co. Ltd. advances rollable flexible solar array technology that self-deploys and locks, achieving 30% conversion efficiency with a 2-3 times higher power-to-mass ratio than traditional rigid panels.
Source (All Images and Figures) | Suzhou Zenix Composites
Suzhou Zenix Composites Co. Ltd. (Zenix, Suzhou, Jiangsu Province, China) is an advanced composites technology company developing smart structures for commercial aerospace applications, including scalable solutions for next-generation space systems. Its products include smart polymers, deployable space structures and flexible solar systems designed to support lightweight, scalable satellite architectures.
Zenix has reported about an on-orbit commercial application of a rollable flexible solar array using smart composite materials, delivering up to 30% conversion/power generation efficiency in orbit. The technology is based on a fully flexible solar energy system that integrates actuation and load-bearing functions, enabling the array to self-deploy, self-lock and stiffen after deployment.
According to Zenix, the system is built around smart deformable composite materials and can be configured with pod-shaped or C-shaped booms. This architecture is intended to provide a simple, lightweight structure with low deployment impact and a long release stroke, supporting compact storage during launch and controlled deployment once in orbit.
The company’s announcement follows the March 26, 2026 launch of the Zhixin No. 1 satellite and the commissioning of a flexible solar wing production line at Suzhou Industrial Park. Zenix says the milestone marks a transition for its smart composite materials from technology development into mass-production application, with the goal of supporting large-scale commercial aerospace constellations.
The flexible solar cell system, driven by a winding and stretching mechanism, has also been applied on Shijian satellites. Zenix says that the approach can achieve a power-to-mass ratio two to three times higher than that of rigid solar cells, a performance factor that is particularly relevant for small satellites and constellation platforms where mass, stowed volume and deployment reliability are critical design constraints.
Beyond solar power generation, Zenix says related winding-and-stretching deployable mechanisms are being used for optical system light shields, enabling deformable storage and low-impact deployment in orbit. It sees broader use of smart composite structures in deployable spacecraft subsystems, where structural efficiency, autonomous deployment and repeatable mechanical performance are central to mission capability.
The original source of this announcement is available here.
This post is courtesy of the CompositesWorld and SAMPE China Insights media partnership.
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