Commercial Long-term Hydrogen Energy Storage Applications

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Re-engineering Energy Structures for a Net-Zero Future

Pain Point

Intermittency and Volatility of Renewables

As Commercial and Industrial (C&I) sectors accelerate their transition to high-penetration renewables, they face critical challenges in managing physical intermittency (solar/wind fluctuations) and seasonal imbalances. Conventional lithium-ion solutions, while effective for short-duration balancing, suffer from high self-discharge rates and prohibitive marginal costs for long-duration storage. This leaves mission-critical facilities—such as data centers, advanced manufacturing plants, and remote microgrids—vulnerable during extended periods of low renewable output. Furthermore, single-vector energy systems fail to achieve cascaded utilization, resulting in a high Levelized Cost of Energy (LCOE) and suboptimal operational efficiency.

Vision and Advantages

Value Proposition

By deploying the HyESS framework, C&I users shift from passive energy consumption to active energy orchestration, building a foundation of high operational resilience.

Cross-Seasonal Energy Shifting

With its low-cost, high-efficiency capacity scaling, the system mitigates seasonal renewable droughts, ensuring 100% energy independence and carbon-neutral autonomy even during grid instability or extreme weather.
Optimized Total Cost of Ownership (TCO)

Through CHP integration and intelligent peak-shaving, the system maximizes Resource Utilization Efficiency (RUE). This 24/7 zero-carbon power assurance not only minimizes the corporate carbon footprint but also significantly reduces Operational Expenditure (OPEX) by optimizing energy arbitrage.
Redundancy and Reliability

The modular parallel logic provides inherent fault tolerance for mission-critical loads, ensuring business continuity and long-term energy certainty in an increasingly volatile market.

Project Case

HyESS-C

Commercial hydrogen-electric energy storage system

Project Location：: France

Description：: PEM electrolyzer：

50kW（10Nm3/h）

Hydrogen storage：

10kg, 3Mpa

PEM fuel cell power：

100kW

Project Value：: In June 2025, Huade Hydrogen Energy successfully developed and delivered a HyESS-C commercial hydrogen-electric energy storage system for a forward-looking French customer, which will be used in a certain port's energy storage peak-shaving power supply and heating project. This delivery is the first time that the company's hydrogen energy storage integrated equipment has opened up the French market under its years of firm overseas strategy.
The HyESS-C commercial hydrogen-electric energy storage system delivered this time integrates a 30kW PEM water electrolysis hydrogen production system, a 10kW PEM fuel cell cogeneration system, and a 10kg@30MPa hydrogen storage system. The company's full stack of self-developed stacks, hydrogen production and power generation functional modules, and integrated system design fully ensure the system's efficient and stable energy production, storage, and use.

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HyESS-C

Commercial hydrogen-electric energy storage system

Project Location：: China

Description：: PEM electrolyzer：

50kW（10Nm3/h）

Hydrogen storage：

7kg,3Mpa

PEM fuel cell power：

35kW

Project Value：: In December 2024, Huade Hydrogen Energy successfully delivered the HyESS-C commercial hydrogen-electric energy storage system to a Chinese customer. The system mainly integrates a 10Nm3/h PEM water electrolysis hydrogen production system, 7KG 3Mpa hydrogen storage, a 35kW PEM fuel cell cogeneration system and related supporting equipment. The successful delivery of this set of equipment not only represents the further improvement of the company's equipment manufacturing capabilities, but also represents the company's strengthening of the full-process engineering capabilities such as general contracting, construction, construction and commissioning.

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HyESS-C

Commercial hydrogen-electric energy storage system

Project Location：: China

Description：: PEM electrolyzer：

50kW（10Nm3/h）

Hydrogen storage：

5kg,30Mpa

PEM fuel cell power：

100kW

Project Value：: In August 2024, Huade Hydrogen Energy successfully delivered the HyESS-C commercial hydrogen-electric energy storage system to the State Grid Corporation of China. The system mainly integrates a 10Nm3/h PEM water electrolysis hydrogen production system, 5KG 20Mpa hydrogen storage, a 35kW PEM fuel cell cogeneration system and related supporting equipment. All core modules of the system are independently designed and produced by the company.

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HyESS-C5

Commercial hydrogen-electric energy storage system

Project Location：: China

Description：: PEM electrolyzer：

5Nm3/h

Hydrogen Storage：

16*40L hydrogen storage tank

PEM fuel cell power：

5kW

Project Value：: With the delivery of the HyESS-C5 commercial hydrogen-electric energy storage system,HuaDe Hydrogen will start the continuous delivery of multiple HyESS series hydrogen and electricity energy storage systems. It is based on the design concept of high integration and high safety requirements of the HyESS series, combined with customers' different hydrogen production needs, fuel cell power generation needs and multiple hydrogen storage technologies. route (including solid-state hydrogen storage, high-pressure hydrogen storage, etc.).

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