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Breakthrough: Sulfide–Iron Flow Battery Achieves 120 mA / cm² Current Density
Since 2021, ZH Energy has partnered with Central South University in a deep industry–university–research collaboration, zeroing in on the critical challenges of key-material optimization, system integration, and engineering validation for the sulfide–iron flow battery, thereby accelerating technological iteration. Through sustained R&D efforts, ZH Energy has emerged as the global front-runner in SIFB commercialization and has achieved breakthroughs across multiple core links in the value chain.
Costs Cut by Over 30 %! New-Generation Liquid-Flow Battery Stack 2.0 Achieves Dual Breakthrough in Performance and Cost
ZH energy has rolled out its next-generation liquid-flow battery stack 2.0, leveraging major upgrades in flow-field and mass-transfer technologies alongside multidimensional innovations in materials, processes and production paradigms to achieve a dual breakthrough of higher energy efficiency and significantly lower costs.
Surpassing Nafion! 26× Proton-Conductivity Leap in PBI Membrane—Secret Unveiled & Mass Production Achieved
In this joint study, ZH Energy and Prof. Su-Qin Liu’s team at Central South University introduce a high-concentration strong-acid swelling protocol that effectively activates and relaxes the PBI membrane framework, leading to a marked boost in proton conduction. Integrating theoretical analysis with comprehensive characterization, the results show a dramatic performance leap over pristine PBI, with proton conductivity soaring from 1.93 mS cm⁻¹ to 50.00 mS cm⁻¹—an increase exceeding 2,590 %.
Dr. Xie Wei was invited to the 2025 World-Class PhD Changsha Forum and delivered a keynote address on behalf of all entrepreneurs
ZH Energy co-founder Dr. Xie Wei, speaking for Changsha’s new-energy innovators, shared his “mutual journey” with the city and invited global PhDs to join.
ZH Energy Ranks Among Unicorn Enterprises, Empowering the Green-Energy Revolution with Hard-Core Technology
ZH Energy has been named a “2025 Shenzhen Seed Unicorn Enterprise” in recognition of its technological innovation, rapid growth, and strong market potential in the new-energy storage sector
Commercialization of Iron-Sulfur Flow Batteries Accelerates! ZH Energy Invited to Yinchuan Long-Duration Energy Storage Conference
ZH Energy, in partnership with State Grid, has successfully commissioned the world’s first iron-sulfur flow battery demonstration project, which is now grid-connected and operating stably with globally leading performance. The company is currently preparing the country’s first megawatt-scale iron-sulfur flow battery demonstration system, scheduled to come online by the end of 2025.
Customized Liquid Flow Battery “Housekeeper”: How to Ensure the Reliability and Stability of BMS
ZH Energy's Liquid Flow Battery Management System, applicable to various liquid flow technologies, can be designed, developed, and manufactured according to specific requirements.
Flow Battery - Energy Storage System/BMS
ZH Energy 's standardized all-vanadium flow battery modules have reached the 375kW level. It has successfully delivered multiple megawatt-level projects both domestically and internationally, and has the capability for mass production and operation and maintenance of large-scale energy storage projects.
Zero Combustion & Explosion + 8 Hours! ZH Energy - Bulgaria Vanadium Flow Battery Energy Storage Project in Successful Operation
The vanadium flow battery energy storage demonstration project jointly deployed in Bulgaria by ZH Energy and its European partners has been successfully put into operation.
The sulfur-iron flow battery technology of ZH Energy has won a major national academic competition award
It won the first prize in the Beijing regional competition and the third prize in the national final of the 11th National College Students' Energy Economics Academic Innovation Competition.
Separator Materials—Non-fluorinated Ion Exchange Membranes, Perfluorosulfonic Acid Membranes
Suitable for applications in flow batteries, fuel cells, metal ion separation (new energy, resource recycling, semiconductors, etc.), the series of products have been launched, marketed, and widely promoted.
ZH Energy Employee & Family Open Day
Strengthening the bond between the company and employee families through on-site visits to the flow battery workshop, interactive science popularization, and fun games.
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