Low pressure natural draft

Low pressure natural draft ambient air vaporizers are designed for working pressures up to 40 bar or more. These relatively uncomplicated heat exchangers which vaporize liquefied gas by using heat absorbed from ambient air. Due to this simple principle of operation these vaporizers do not require external power. Liquid gas passes through a number of interconnected tubes in various series and parallel paths. Natural draft Low pressure ambient air vaporizers are used in a wide range of application throughout the industry. Natural draft ambient air vaporizers have no rotating parts which results in zero Operational Expense (OPEX) and low maintenance costs.

High pressure natural draft

High pressure natural draft ambient air vaporizers are designed for work at pressures up to 420 bar or more. These relatively uncomplicated heat exchangers which vaporize liquefied gas by using heat absorbed from ambient air. Due to this simple principle of operation these vaporizers do not require external power. Liquid gas passes through a number of interconnected tubes in various series and parallel paths. Natural draft High pressure ambient air vaporizers are used in a wide range of application throughout the industry such as cylinder filling and purging high pressure autoclaves. Natural draft ambient air vaporizers have no rotating parts which results in zero Operational Expense (OPEX) and low maintenance costs.

Forced draft

Forced draft ambient air heated vaporizers employ a fan to force air over the fin-tube arrangement, enhancing the heat transfer process. Unlike natural draft vaporizers, forced draft variants incorporate a rotating component—the fan(s). This fan(s) consumes energy and necessitates periodic maintenance. However, the benefits are substantial: forced draft vaporizers boast higher send out capacity due to the increased airflow over the fin-tube arrangement, resulting in more efficient heat transfer. Consequently, these vaporizers require less space while delivering greater capacities compared to their natural draft counterparts.

Natural draft (stainless steel lined)

Stainless steel lined natural draft ambient air heated vaporizers are specifically engineered to accommodate pressures up to 40 bar or higher. These vaporizers, characterized by their straightforward design, efficiently convert liquefied gas into vapor by harnessing the heat extracted from the surrounding air. Operating on this fundamental principle obviates the need for external power sources. The liquefied gas flows through an intricate network of interconnected tubes arranged in both series and parallel configurations. Widely deployed across diverse industrial applications, these vaporizers excel in their versatility.

In contrast to their counterparts, stainless steel lined natural draft ambient air vaporizers are tailored for (ultra) high purity applications or specialized tasks such as the regasification of hydrogen or helium. They feature a stainless steel lining which ensures utmost purity and durability, making them ideal for demanding processes. Moreover, owing to their natural draft design, these vaporizers boast zero Operational Expense (OPEX) and incur minimal maintenance costs, making them a cost-effective solution for various industries.

Electric heated

With the move to environmentally friendly processes and zero emission at point of use, electric heated vaporizers for cryogenic fluids represent a vital component in various industrial processes where the efficient vaporization and superheating of liquefied gases are required. These vaporizers utilize electric heating elements generating the required heat to vaporize and superheat cryogenic fluids. The heating rods are submerged in the water bath, ensuring efficient heat transfer to the cryogenic fluids. For higher flows, the units will be equipped with an agitator to further enhance heat transfer. Cryonorm offers cylindrical and rectangular water bath designs, both available in stainless steel and/or painted carbon steel. We provide these units for safe zone areas as well as ATEX areas.

One of the key advantages of electric heated vaporizers is their versatility and adaptability to a wide range of applications. Electric heated vaporizers can be easily integrated into existing systems without the need for additional fuel sources or complex infrastructure modifications. Once this electricity is produced from renewable sources, it is the cleanest powered vaporizer design.

Furthermore, electric heated vaporizers offer consistent performance and reliability, making them suitable for critical processes. They are capable of handling various cryogenic fluids, making them indispensable in industries such as healthcare, manufacturing, and food and beverage processing.

Fuel fired

Fuel-fired vaporizers operate through a straightforward mechanism, employing a vaporizing tube bundle submerged within a water bath. Indirect heating is achieved by circulating hot combustion gases through submerged fire tubes, thereby controlling the temperature of the water bath. Various fuels such as natural gas, fuel oil, propane and butane are permissible for use.

These vaporizers are supplied with essential components including a fuel train, burner(s), blower(s), and comply with required international design and pressure vessel codes for tube bundles, water tank, and controls. To protect against weather elements, the burner and blower are enclosed within a weather protective shed.

Fuel-fired vaporizers offer a safe and dependable source of cryogenic or liquefied gas for both standby and continuous operations, limited plant plot area required even for high capacities gas demand. They have the ability to shift from a cold start to maximum capacity within minutes of initiation, or immediately if placed in a hot standby mode. This rapid response ensures operational readiness and efficiency, making fuel-fired vaporizers a perfect solution for a wide range of industrial applications requiring consistent and reliable vaporization of liquefied gases.

Steam heated

Steam Heated Vaporizers operate through a straightforward mechanism, employing a vaporizing tube bundle submerged within a water bath. The bath temperature is maintained by feeding steam through spargers in the water tank. These vaporizers are supplied with essential components such as a steam control train. Condensate is recovered or sent to drain through a provided overflow connection. Steam heated vaporizers offer a safe and dependable source of cryogenic or liquefied gas for both standby and continuous operations. They have the ability to shift from a cold start to maximum capacity within minutes of initiation, or immediately if placed in a hot standby mode. This rapid response ensures operational readiness and efficiency, making steam heated vaporizers a perfect solution for a wide range of industrial applications requiring consistent and reliable vaporization of liquefied gases./p>

Water heated

These units are straightforward, utilizing a vaporizing tube bundle within a shell. The shell side can be directly connected to a cooling water circuit or provided with a separate circuit. The tube bundle is equipped with turbulators to prevent film boiling and minimize surge/pressure fluctuation. These vaporizers can ease the burden on cooling towers by offering efficient cooling capabilities while also facilitating the vaporization of cryogenic liquids. This approach to integrating process heat helps reducing the plant's overall operational expenses (OPEX). Water heated vaporizers a perfect solution for a wide range of industrial applications requiring consistent and reliable vaporization of liquefied gases.

Gas heaters

Cryonorm Group offers a comprehensive range of gas heaters designed to meet the diverse needs of various industries. Our heaters are engineered to boost the temperature of different gas flows, including nitrogen, oxygen, argon, and carbon dioxide, ensuring optimal performance and efficiency. Featuring durable stainless-steel construction and advanced heating technology, Cryonorm heaters provide reliable and consistent heating solutions for demanding applications.

Ideal for industries that require precise and dependable gas heating solutions, Cryonorm Group's heater range combines advanced technology with robust construction to deliver exceptional performance and safety. Whether you need to boost the temperature of inert gases or ensure the safe vaporization and heating of oxygen gas, Cryonorm Group provides solutions that enhance your operational efficiency and reliability.

Mobile

Complete range of mobile vaporizers that can be delivered based on ISO container dimensions or placed on steel base frames for ease of mobilization. Code compliant for deployment across multiple regions with EN12079 certification available on request for off-shore.

Solutions available for nitrogen, oxygen, CO2, LNG and ethylene and heating mediums include ambient air, steam, electric or fuel fired designs (natural gas/propane/diesel).

Open rack vaporizers (ORV)

With Open Rack Vaporizers seawater flows on the surface of panels where multiple star-fin heat exchanger tubes vaporize or heat up the fluid. Using sea or river water as a heat source minimizes environmental impact, reduces operating cost and the simple open-rack structure facilitates easy operation monitoring, maintenance, and inspection.

Fluids vaporized or heated include LNG, ethylene, ethane, propane, butane, ammonia, CO2, hydrogen and other fluids non-corrosive to aluminum.

At Cryonorm shop fabrication is maximized to minimize field construction.

Submerged combustion vaporizers (SCV)

With submerged combustion the fuel and air are introduced into the burner so that the combustion gases pass downwards and along a distribution tube inside the water tank. The combustion gases then pass out of a sparger arrangement and directly contact with the water which heats the process tube bundle.

Cryonorm provides a fully shop fabricated and tested system, including the metal tank, for a compact footprint, easy site installation and minimized commissioning times.

Cryonorm designs, builds, tests and commissions the fully integrated control panels and flow control skid packages that are essential for safe and reliable operation of SCVs.

Cryonorm SCV units with single unit capacities up to 100 MMSCFD or 85 ton/hr are perfectly suited for mid-scale base load LNG plants and peak shaving terminals supplying natural gas pipelines during periods of heavy load.

Fueling stations

Cryonorm has established a strong presence across Europe supplying safe, efficient and reliable fueling stations for natural gas vehicles including those powered by LNG, CNG and their bio-gas derivates, LBG and CBG. Stations are strategically located along major routes and highways providing convenient access. To ensure high uptime and reliability the stations feature advanced remote monitoring, a 24/7 technical help desk and dedicated maintenance programs.

Cryonorm offers compact stations for areas with limited space and traditional stations with island dispensers for larger vehicles or fleets. The choice depends on space, traffic flow, and customer needs, with our specialists available to guide you.

Key features include:

• Operation in arctic temperatures down to -40°C
• Mobile and moveable station options
• BOG prevention with LNG cooling and compression
• Potential for hydrogen fueling through natural gas reforming

Argon reliquefiers

Argon is one of the most valuable gases, comprising less than 1% of the air by volume. Its extraction is challenging, typically achieved through the fractional distillation of liquid air. Venting boil-off argon gas from your flat-bottom tank results in significant waste. To address this Cryonorm developed a simple reliquefaction unit that uses liquid nitrogen (LIN) as a sacrificial cooling medium.

The availability of LIN in an air separation plant makes it the ideal cooling medium to recover valuable argon. The Cryonorm system is designed to be robust and reliable, eliminating the need for additional rotating equipment.

Key Features:

• Efficiency: Uses readily available LIN from an air separation plant for cooling, making the process cost-effective and efficient
• Simplicity: The design is straightforward, requiring minimal maintenance and operational oversight
• Reliability: Built to be durable and dependable, ensuring consistent performance without the need for complex machinery

By implementing a reliquefaction unit plants can significantly reduce argon losses and improve the overall efficiency of operations. This system not only conserves valuable resources but also enhances sustainability.

Optimize argon recovery and minimize waste in air separation plants.

Enhance the efficiency of argon storage in flat-bottom tanks.

Ideal for any industry relying on the use of argon.

Suitable for new build plants and retrofit to existing ones.

CO2 liquefaction systems

Small modular systems that recycle CO2 generated in digesters and other industrial processes providing a source of liquid carbon dioxide mitigating against supply chain volatility and transitioning captured carbon dioxide from a waste product to valuable resource.

Cryonorm liquefiers are characterized by:

• Advanced cooling technologies ensure minimal energy consumption and optimal performance
• Built to withstand rigorous industrial environments, ensuring longevity and reliability
• Modular designs allow for easy scaling, accommodating both small and large-scale operations
• Equipped with multiple safety mechanisms to handle the low temperatures and high pressures involved in the liquefaction process.

6 step process

• Impurity removal
• Compression
• Moisture removal
• Liquefaction
• Extraction of non-condensables
• Purified, liquid CO2 is stored in insulated tanks

LNG liquefaction

Modular solutions for small-scale liquefaction with a capacity of 35 tons per day. Standard plant design can be customized to include pre-treatment processes based on the specific composition of the feed gas.

Utilizes the Reverse Brayton Nitrogen Cycle liquefaction technology, which is renowned for its efficiency and reliability. Plants can be powered either by electricity from the grid or on-site gas generators, providing flexibility to suit various operational environments.

Key features include principal equipment such as brazed aluminum heat exchangers and cold box with turbine duct. Maximized shop fabrication to reduce the complexity and duration of field construction, ensuring quicker and more efficient installation.

Scope can incorporate complete installations with gas pre-treatment, LNG storage tanks, truck loading bays, and power generators. A comprehensive approach ensures that all necessary components are seamlessly integrated into the overall system.

Plants can process gas from various sources, including stranded gas fields, associated or flared gas, biogas, and pipeline gas. This versatility makes them suitable for a wide range of applications, from remote gas fields to industrial biogas projects.

Bio-methane liquefaction (5 tons/day)

Robust and user-friendly bio-methane liquefaction unit utilizing liquid nitrogen (LIN) as sacrificial cooling medium. This commercially viable solution allows customers to efficiently recover and monetize biomethane produced during anaerobic digestion processes directly at the digester site.

Key features:

• Minimized capital expenditure (CAPEX) reduces project risk amidst regulatory changes and price volatility
• Simple operation
• 6 month lead time is significantly shorter than alternative processes involving rotating equipment (typically 1 to 2 years)
• Designed for seamless operation, capable of automatically starting, stopping, and adjusting to incoming biomethane flow without the need for a process engineer or operator
• Fully shop manufactured and tested
• Skidded design for easy installation and transport, relocation as required

LNG and liquid hydrogen fuel gas supply systems (FGSS)

LNG and hydrogen fuel gas supply systems play a crucial role in enabling inland waterway, seagoing and cruise ships to use liquefied natural gas (LNG) and hydrogen as cleaner and more environmentally friendly fuel sources. These systems are designed for fuel storing, vaporizing, and delivering natural gas or hydrogen to the ship's engines for propulsion or power generation.

Key components typically include storage tanks, vaporizers, bunkering systems, gas piping, and control systems.

To ensure the safe and efficient operation Cryonorm follows essential industry best practices and regulatory requirements, including compliance with standards such as the applicable classification rules, International Code of Safety for Ships using Gases or other Low-flashpoint Fuels (IGF Code), and International Maritime Organization (IMO) regulations.

Proper maintenance and regular inspections by Cryonorm of storage tanks, vaporizers, and piping are also crucial to guarantee uptime, prevent leaks and ensure the integrity of the system. Additionally, crew members receive thorough training by Cryonorm specialists on operation and emergency procedures.

Regasification systems

Incorporate Cryonorm vaporizers together with storage tanks, interconnection piping, site installation, and start-up and commissioning services for complete regasification systems across a diverse range of industries including aerospace, electronics, food and pharmaceuticals, oil and gas, science, and steel.

Combustion systems

High performance combustion systems tailored for industrial applications, including thermal oxidisers, combustors, reformers and both direct and indirect process heating. Engineered to maximize thermal efficiency, safety, and environmental compliance across a range of different applications.

Key Features:

• Optimized combustion for maximum heat transfer and fuel savings
• Designed to meet stringent environmental standards, including NOx and CO reduction
• Proven technology and robust materials for continuous, reliable performance
• Integrated automation and burner management safety systems for precise monitoring and control
• Solutions for standalone burners and integrated thermal systems