As the star product of Sany Hydrogen Energy, the all-in-one alkaline water electrolysis hydrogen production equipment consists of four 1,000 standard cubic meters tanks and a 4,000 standard cubic meters separation and purification system. The customized four-in-one system design is safer. , more convenient and smarter.

Safety and Stability

• This all-in-one system has features such as independent alkali circulation technology, automatic interlocking shutdown, five-level safety protection, intelligent control over purified regeneration gas, control measures for over-temperature of the electrolyzer, liquid level balance, stable pressure regulation, purity improvement, and cell voltage inspection (optional).

Intelligent Control

• Automatic sampling and analysis, automatic water replenishment, intelligent drainage, and intelligent nitrogen replacement.

Module-oriented Design

• Platform-based products, standardized PID process and interfaces, and user-friendly assembly-oriented operating platform and skid-mounted separation system design based on ergonomic concepts.

Energy Efficiency

• The operating unit and current density of the electrolyzer are intelligently adaptable to the fluctuation of renewable energy;
• The heat transfer of the standby electrolyzer is optimized to ensure the best temperature of the electrolyzer and reduce the consumption of cooling water. Efficient electric heating and automatic algorithms for purification can lower heat loss.

Standardized Manufacturing

• The manufacturing process includes mass production of prefabricated pipeline, independent components of pipeline systems, standardized operating processes, and real-time production quality assurance.

1. Easy to install

• The separation system consists of four skids.
• A prefabricated operating platform is adopted to facilitate installation and subsequent disassembly and maintenance

2. Safe and time-saving

• The skids are connected by flanges and bolts.
• The product quality is guaranteed with a shorter duration of on-site installation and lower safety risks for personnel in installation.

3. Ergonomics design

• Operations are designed and structures are inspected according to the methodology of ergonomics.
• The platforms and passages required for daily operations and maintenance are fully considered.

4. Intelligent control

• Units, valves and instruments in the skids are controlled automatically through intelligent multi-level management and control.
• DCS monitoring, PLC control management, and SIS/GDS monitoring system from the Central Control Room

5. Safe and stable

• Safety valves, interlocking alarms, and automatic interlocking shutdowns are set up for less human-factor misoperation and safety risks.

1. Hydrogen production giant tank, the hydrogen processing capacity of the separation system is 4000-6000Nm³/h, and the hydrogen processing capacity of the purification system is 8000-12000Nm³/h
The hydrogen processing capacity of the separation system of the all-in-one alkaline water electrolysis hydrogen production equipment is 4000-6000Nm³/h, and the hydrogen processing capacity of the purification system is 8000-12000Nm³/h.

2. Low energy consumption with the DC power consumption ≤4.3 kWh/Nm³
In addition to high production capacity, low energy consumption is also one of the important indicators in evaluating the quality of hydrogen production equipment. The DC power consumption of this huge circular electrolyzer is ≤4.3 kWh/Nm³, which is much more efficient than other similar products in terms of energy consumption.

3. The purity of hydrogen is excellent, ≥99.8% before purification and ≥99.999% after purification
The hydrogen purity of the all-in-one alkaline water electrolysis hydrogen production equipment before purification has reached over 99.8%, and after purification it has reached over 99.999%. This high-purity hydrogen can be widely used in high technologies such as electronics, aviation, and semiconductors. field.

4. Stable and reliable work, working pressure 1.8MPa, working temperature 90±5℃
The working pressure of the all-in-one alkaline water electrolysis hydrogen production equipment is 1.8MPa, and the working temperature is maintained at 90±5℃, which not only ensures the normal operation of the equipment, but also provides users with a safer and more reliable production environment.

5. Multi-slot structure, power fluctuation range 30-120%
The power fluctuation range is wide, from 30% to 120%, ensuring that the equipment can maintain efficient operation under various working conditions.

Five Advantages

1. Advantage in large-scale hydrogen production from wind, solar and green power

To meet the demand for new scenario of large-scale hydrogen production from wind, solar and green power, SANY Hydrogen Energy has developed the hydrogen production equipment with a capacity of 1,000 Nm³/h and the all-in-one hydrogen production system made up of four 1,000 Nm³/h units by selecting core materials such as highly active and stable electrodes, membranes with high air tightness and low surface resistance, modified PTFE sealing gaskets, and using CAE simulation for the analysis and optimization of the flow field structure of the electrolyzer, of which the key parameters rank top in China. In 2023, SANY Hydrogen Energy won a bid for Da'an Wind and Solar Green Hydrogen Synthesis Ammonia Integration Demonstration Project of Jilin Electric Power Co., Ltd., which involved two all-in-one hydrogen production systems made up of four 1,000 Nm³/h units each, as a significant supporting force for the operation of the Project.

2. Advantage in the self-developed and self-manufactured BOP system

The R&D and design of BOP system are conducted on the basis of chemical engineering calculation data, which aims for easy installation, reliable operation, safe work, and a shorter period of installation, to ensure that the BOP system is highly adaptable to fluctuating operating power of hydrogen production. The development and experimental verification of the 100-6,000 Nm³/h separation and purification system are completed, which are used in a number of market projects. Customized BOP system services are available to meet the specific needs of customers.

Advantage in the equipment testing platform

The 20MW-class all-in-one electrolyzer testing platform has been built and put into operation, which integrates performance testing, control optimization, reliability verification and other functions, passed HAZOP, SIL and QRA safety assessments and lightning protection tests. The platform fully meets the need of comprehensive testing for alkaline electrolyzers and BOP systems, which platform has operated for thousands of hours in total, providing important data support for the rapid verification and iterative upgrading of electrolyzers, BOP systems and auxiliary equipment products.

Advantage in intelligent manufacturing of large-scale equipment

Relying on the advantages of SANY Group in intelligent manufacturing and quality assurance systems, we have built automated production lines for 2GW electrolyzers, being the first to make a breakthrough in the core processes of automatic feeding, automatic argon arc welding, automatic resistance welding, pipe prefabrication and high-precision stacking, which has significantly improved the manufacturing quality of hydrogen equipment. We have established a comprehensive manufacturing process standard guidance system covering the entire process of hydrogen equipment manufacturing to ensure that the process meets the regulatory requirements.

5. Advantage in synergy of wind power, solar power, hydrogen, stations and vehicles

As guided by the low-carbon strategy of SANY Group, SANY Hydrogen Energy (hydrogen production equipment and hydrogen refueling equipment) works closely with SANY Renewable Energy (wind power and large-scale hydrogen production from green power), SANY Silicon Energy (photovoltaics) and SANY Heavy Truck (electric vehicles and hydrogen fuel cell electric vehicles) to form a closed loop of the low-carbon industry. SANY Hydrogen Energy not only are capable of R&D and manufacturing of hydrogen energy equipment, but also has access to big data of wind power and photovoltaic power, laying the foundation for the development of the hydrogen production system from green power, and continuous upgrading of cluster control strategy, which facilitates providing customers with more sophisticated and economic solutions for integrated green hydrogen production and utilization, and promotes the high-quality development of the entire industry.

Advantages of skid-mounted compressor equipment

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