ENDURANCE: Your Professional Hydrogen Gas Holder Supplier!
Chongqing Endurance General Equipment Co.,Ltd is a comprehensive service company integrating manufacturing, installation and maintenance services. We mainly provide customers with energy equipment cleaning service. In addition, we also offer modern industrial greenhouse design and construction, equipment manufacturing and sales, engineering installation and testing services, such as CNG and LNG whole station design and manufacturing. The company's products are safe, stable and reliable in the use of gas station projects in Uzbekistan, Kazakhstan and other cities in China, and are well received by users!
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High Quality
Quality assurance is reliable, we have a complete machine test, it will test the reliability, functions, safety of the equipment. Our products are manufactured or executed to a very high standard, using the finest materials and manufacturing processes.
Professional Team
We have an excellent team that provides technology research and development, assembly manufacturing, and after-sales service. We collaborate and communicate effectively with each other, and are dedicated to delivering high quality results. We are capable of handling complex challenges and projects that require our specialized expertise and experience.
Advanced Equipment
Our machines, tools or instruments designed with advanced technology and functionality to perform highly specific tasks with greater precision, efficiency and reliability.
Perfect Service
ENDURANCE is available and dependable to provide support and solutions to customers at all times. We try and respond to all concerns within 24 hours and our teams are always at your disposal in case of any emergencies.
A hydrogen storage well is a specialized facility designed to store hydrogen gas underground in a controlled and secure manner. This type of storage is often used when large quantities of hydrogen need to be stored for extended periods, such as in industrial applications, for backup power generation, or as part of a hydrogen refueling network for fuel cell electric vehicles (FCEVs).
Hydrogen Storage Tank Assembly
A hydrogen storage tank assembly is an integrated system designed for the safe containment and storage of hydrogen gas under various conditions, typically for use in applications such as industrial processes, power generation, or as a fuel for vehicles equipped with fuel cells. The assembly consists of several key components that work together to ensure the efficient, reliable, and secure storage of hydrogen.
Isothermal Hydrogen Compression Unit
An isothermal hydrogen compression unit is a device designed to compress hydrogen gas while keeping the process at a constant temperature. This is achieved through the careful control of heat transfer between the hydrogen being compressed and the environment. In isothermal compression, the gas's temperature remains nearly unchanged as it is compressed, which is different from adiabatic compression where no heat is exchanged with the surroundings and the temperature increases.
Hydrogen Compression Unit Sled
A hydrogen compression unit sled is a mobile platform that houses a hydrogen compression system. The term "sled" refers to its mobility and the fact that it is often mounted on a skid or frame with wheels or runners, allowing it to be easily transported and positioned as needed within a facility or between locations.
Integrated Sled-Mounted Hydrogen Fueling Station
An Integrated Sled-Mounted Hydrogen Fueling Station is a compact and mobile hydrogen refueling solution designed for dispensing hydrogen fuel to fuel cell electric vehicles (FCEVs) or other hydrogen-powered equipment. The "sled" in the title refers to the wheeled base or skid that the station sits on, enabling easy transportation and relocation as required.
An Integrated Hydrogen Station is a comprehensive infrastructure setup designed for the dispensing of hydrogen fuel to fuel cell electric vehicles (FCEVs) or for use in other applications requiring hydrogen as an energy source.
A hydrogen refueling station is a place that provides hydrogen for hydrogen fuel cell vehicles, similar to how traditional gas stations provide fuel for fuel vehicles. A hydrogenation station usually consists of a hydrogen unloading column, a compressor skid, a sequence control panel, a hydrogen storage bottle group, a hydrogenation machine, a station control system, a heat exchanger , a chiller, and other equipment. Its core equipment is a hydrogen compressor and hydrogen storage can.
Single Hose Hydrogen Dispenser
A Single Hose Hydrogen Dispenser is a device used for filling hydrogen fuel cell electric vehicles (FCEVs) with hydrogen gas. It consists of a single nozzle or hose that connects to the vehicle's refueling port. The dispenser controls the flow of hydrogen at the correct pressure and ensures a safe refueling process.
A Hydrogen Refueling Machine, also known as a Hydrogen Dispenser or Hydrogen Fueling Dispenser, is a device designed to deliver hydrogen gas to fuel cell electric vehicles (FCEVs). It functions similarly to conventional gasoline or diesel pumps found at service stations but is specifically engineered to handle hydrogen, which has unique properties and requires special precautions.
A Hydrogen Gas Holder is a container or system used for storing hydrogen gas under pressure. The primary function of a hydrogen gas holder is to maintain a supply of hydrogen that is readily available for use in various applications. These holders come in different designs and sizes, depending on the intended use and the amount of hydrogen gas required.
Material Strength
Due to hydrogen's small molecular size, it can permeate through materials more easily than larger molecules. Therefore, hydrogen gas holders are typically made from high-strength materials like steel or aluminum alloys that are impermeable to hydrogen and can withstand the high pressures required for storage.
Pressure Vessel Design
Hydrogen gas holders are often constructed as pressure vessels, capable of safely containing hydrogen gas at elevated pressures, commonly ranging from 350 to 700 bar. They may be spherical, cylindrical, or have other shapes optimized for strength and volume efficiency.
Safety Features
Safety valves, rupture disks, and overpressure protection systems are integral to hydrogen gas holders to prevent accidents caused by overpressurization. Additionally, they may include sensors to monitor for leaks or unintended release of hydrogen.
Isolation and Purging
To minimize the risk of explosion, hydrogen gas holders may incorporate purging systems to remove air and other contaminants before hydrogen is introduced, and they may have isolation features to prevent the accumulation of flammable mixtures.
Temperature Control
Since hydrogen expands when heated, hydrogen gas holders may include insulation or refrigeration systems to maintain the stored hydrogen at optimal temperatures and control its volume.
Accessibility
For ease of maintenance and inspection, hydrogen gas holders are often designed with accessible hatches, manways, or instrumentation ports.
Compatibility With Interconnecting Systems
Hydrogen gas holders are equipped with fittings, couplings, and quick-disconnect devices compatible with the rest of the hydrogen delivery and refueling infrastructure, ensuring a leak-free transfer of hydrogen.
Capacity and Modularity
Depending on the application, hydrogen gas holders can vary in size from small, portable units to large, fixed installations. Some systems are modular, allowing for scalability and flexibility in meeting varying demand.
Types of Hydrogen Gas Holder
Cylinders
These are high-pressure containers, usually made of steel or composite materials, which come in different sizes and pressures (up to 700 bar). They are widely used for small-scale storage and transport of hydrogen.
Bundles of Cylinders
Also known as tube trailers or tube bundles, these are multiple connected cylinders that can be transported by road. They are used for the bulk transportation of hydrogen.
Liquefied Hydrogen Tanks
Hydrogen can be stored as a liquid at very low temperatures (-253°C). Liquefied hydrogen tanks are heavily insulated to maintain the low temperature and are used for long-distance transport and large-volume storage.
Gaseous Hydrogen Storage Tanks
These are larger, ground-based storage tanks that hold hydrogen in a gaseous state at high pressure. They are suitable for industrial applications or as part of a refueling station infrastructure.
Underground Storage
This involves storing hydrogen in salt caverns, depleted natural gas fields, or aquifers. Underground storage is suitable for seasonal storage or large-scale backup storage.
Metal Hydrides
Metal hydrides are materials that can absorb hydrogen atoms into their crystal structure. While not typically referred to as holders in the traditional sense, metal hydride systems can store hydrogen chemically at lower pressures and moderate temperatures.
Carbon-Based Storage Materials
Certain carbon materials like activated carbon or carbon nanotubes can store hydrogen through physisorption at cryogenic temperatures or at ambient conditions.
Solid-State Storage
Advanced solid-state storage materials are being researched, which could store hydrogen at higher densities and moderate temperatures, although they are not yet widely commercially available.
How to Choose Hydrogen Gas Holder
Determine Storage Capacity
Assess how much hydrogen you need to store. This will depend on the scale of your operation, whether it's for small-scale laboratory use, medium-scale industrial processes, or large-scale transportation or power generation.
Consider Pressure Requirements
Decide on the operating pressure of the system. High-pressure storage (e.g., 350-700 bar) allows for compact storage but requires stronger, more expensive containers. Lower-pressure systems may be less expensive but take up more space.
Evaluate Transportation Needs
If you need to transport hydrogen, consider whether cylinders, tube trailers, or liquid hydrogen tanks are more appropriate based on distance, volume, and infrastructure.
Analyze Temperature Requirements
Determine if gaseous storage at high pressure, cryogenic liquid storage, or a different technology is best suited to maintain hydrogen in the desired state given ambient conditions.
Evaluate Site Conditions
The physical location where the hydrogen gas holder will be installed can influence the choice. Factors include space availability, climate, and access to infrastructure.
Consider Longevity and Durability
Select a holder material and design that can withstand the corrosive nature of hydrogen and has a long service life.
Examine Operational Flexibility
Look for holders that offer flexibility in terms of refilling, discharge rates, and the ability to accommodate fluctuations in demand.
How to Use Hydrogen Gas Holder
Moving and Storage
When moving or storing hydrogen bottles, anti-vibration washers should be installed and safety caps should be tightened to protect the switch valve and prevent it from accidentally rotating and reduce collisions. When transporting filled hydrogen bottles, use a trolley or manually lift them horizontally or turn them vertically, but you are never allowed to move the switch valve by hand. Transport units of inflatable hydrogen cylinders must abide by national regulations on the transportation of dangerous goods. During transportation, loading and unloading, they should wear cylinder caps and anti-shock rings, and secure them properly to avoid rolling collisions on the way.
Use and Storage Principles
Pressure gas cylinders must be stored in separate categories and must be securely fixed when placed upright. Fixing rings should be installed when in use. Cylinders should be kept away from heat sources and avoid exposure to sunlight and strong vibrations. The maximum operating temperature of hydrogen bottles is 60°C. Unused hydrogen bottles should ensure that there is a residual pressure of no less than 0.05MPa in the bottle. When using a pressure gas cylinder, the operator should stand in a vertical position to the cylinder interface. It is prohibited to hit or hit the cylinder during operation, and check frequently for air leakage.
Safety Precautions
When operating hydrogen bottles, ensure that the workplace has good ventilation conditions, and the hydrogen content in the air must be less than 1% (volume ratio). At all times, hydrogen bottles should be properly secured to prevent them from being inverted or impacted. Parts, devices and equipment in contact with hydrogen must be free from oil, dust and grease. When the hydrogen cylinder is discontinued, the cylinder valve should be completely closed. The flow rate of hydrogen must not be too fast, and it is prohibited to use a metal wrench to open the valve.
Safety Requirements When Handling, Loading and Unloading
Personnel handling, loading and unloading hydrogen cylinders should at least wear anti-smash shoes and are prohibited from smoking. Use a forklift or other suitable tools for transportation. It is prohibited to use mechanical equipment and tools that are prone to sparks. When loading and unloading hydrogen bottles, they should be loaded and unloaded with care, and barbaric behaviors such as pulling, throwing, and inverting are not allowed.
How to Maintain Hydrogen Gas Holder
Regular Inspection
Conduct regular visual inspections of the gas holder to check for any signs of damage, corrosion, or leaks. Pay close attention to the seals, valves, and connections.
Leak Detection
Use appropriate leak detection methods, such as soap bubble tests or electronic leak detectors, to identify any leaks in the system. Hydrogen is highly flammable, so it's crucial to address leaks promptly.
Corrosion Prevention
Hydrogen can cause materials to become brittle and crack over time, a process known as hydrogen embrittlement. Ensure that the materials used in the gas holder are resistant to this effect. Apply protective coatings or use cathodic protection to prevent corrosion.
Valve Maintenance
Regularly inspect and maintain the valves to ensure they are functioning correctly. Lubricate moving parts as necessary and replace any worn or damaged components.
Pressure Monitoring
Monitor the pressure within the gas holder to ensure it remains within safe operating limits. Overpressure can lead to safety risks, while underpressure may indicate a leak or other issues.
Safety Systems
Check the safety systems, such as pressure relief valves and emergency shut-off valves, to ensure they are operational. Test these systems according to the manufacturer's guidelines.
Cleaning
Keep the gas holder clean to prevent the buildup of contaminants that could affect its performance or lead to corrosion.
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