LNG Stations & Cryogenic Skid-Mounted Refueling Systems
An LNG station is an integrated cryogenic turnkey refueling and storage facility engineered to receive, store, and dispense liquefied natural gas (LNG) to heavy-duty trucks and industrial offtake networks. Comprising a vacuum-insulated double-wall horizontal storage tank, a cryogenic submerged pump skid, ambient pressure build vaporizers, high-accuracy mass flow dispensers, and programmable safety control systems, the integrated assembly maintains product temperature at -162°C while providing rapid, low-loss vehicle fueling.
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LNG Bunkering StationLNG bunkering stations are specialized facilities designed to supply LNG fuel to trucks, LNG buses, LNG-powered vessels, and other modes of transportation.view more
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LNG Dispenser SkidThe skid-mounted LNG vehicle refueling station produced by our company integrates a dispenser, cryogenic pump, unloading vaporizer, tank vaporizer, piping, and control valves, all centrally mounted on a single skid. It features highview more
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LNG Single-pump SkidThe LNG Liquid Filling Skid is a pre-assembled, compact, and highly integrated refueling system designed for the safe and efficient dispensing of liquefied natural gas (LNG).view more
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LNG Vaporization And Pressure Reduction SkidThe skid-mounted gas supply terminal is a natural gas supply system designed to meet the monthly gas consumption needs of residential communities in towns, small and medium-sized commercial users, as well as large and medium-sizedview more
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Skid-mounted LNG Vehicle Refueling StationA skid-mounted LNG vehicle refueling station integrates equipment such as filling units, cryogenic pumps, unloading boosters, tank boosters, pipelines, and control valves onto a single skid. It features high integration, easy installation,view more
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L-CNG Filling SkidProduct Overview This product is a skid-mounted L-CNG filling skid using Liquefied Natural Gas (LNG) as the working medium. It is designed to convert LNG into CNG for CNG vehicle refueling. The unit adopts PLC + touch screen + soft starterview more
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LNG Filling StationProduct Overview A modern LNG filling station requires more than just a pump; it demands a fully integrated, turnkey ecosystem that ensures safety, efficiency, and uninterrupted fleet operations. Our Complete LNG Filling Station Solutionview more
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Mobile LNG Fueling StationProduct Overview The Mobile LNG Fueling Station brings LNG refueling infrastructure wherever you need it. Built on a compact, integrated skid-mounted platform, this transportable system can be rapidly deployed to temporaryview more
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LNG Truck Fueling StationProduct Overview The LNG Truck Fueling Station – Heavy-Duty Dual-Pump Skid is engineered specifically for high-throughput logistics hubs, freight corridors, and heavy-duty truck fleets. Designed to eliminate bottlenecks and maximizeview more
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LNG Refuelling StationProduct Overview The LNG Refuelling Station is a standard integrated skid-mounted LNG dispensing system specifically designed for high-demand applications including bus depots, logistics centers, and heavy-duty truck terminals. Featuring aview more
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System Configuration & Types
Skid-Mounted Integrated LNG Refueling Station
Combines the cryogenic pump sump, instrumentation panel, emergency shut-off valves, and electronic mass dispensers onto a single structural steel skid, minimizing field cryogenic pipe welding.
Vacuum-Insulated Storage & Vaporization Unit
Features horizontal perlite or multi-layer super-insulation (MLI) inner stainless steel and outer carbon steel tanks coupled with automatic self-pressurization vaporizers.
Skid-Mounted Cryogenic Submerged Pump System
Houses dual-redundant vertical submerged pumps inside a vacuum-jacketed sump, eliminating shaft seal leakage and ensuring rapid cool-down prior to high-pressure vehicle dispensing.
Key Technical Parameters
|
Technical Parameter |
Specification Range / Standard |
|
Storage Tank Effective Volume |
50 m³ – 100 m³ (Horizontal perlite / MLI vacuum insulated) |
|
Maximum Working Pressure (Storage) |
0.8 MPa – 1.6 MPa (Adjustable relief settings) |
|
Daily Boil-Off Rate (BOR) |
<= 0.3% / day (Under standard ambient conditions) |
|
Cryogenic Submerged Pump Flow Rate |
30 m³/h – 50 m³/h (Head pressure up to 1.6 MPa) |
|
Dispensing Flow Rate |
45 kg/min – 100 kg/min (Pneumatic breakaway coupling integration) |
|
Piping Insulation |
Vacuum-jacketed stainless steel piping (VJ pipe) |
|
Electrical & Control Standard |
Siemens/Schneider PLC with Ex d II BT4 explosion-proof rating |
Application Scenarios
Highway Heavy-Duty Truck Refueling Hubs
Intercity logistics corridors providing high-speed LNG dispensing for long-haul Class 8 commercial fleets.
Port & Industrial Logistics Depots
Dedicated private fueling stations serving heavy drayage trucks operating within marine terminals and mining zones.
Industrial Gas Peak Shaving & Vaporization Plants
Secondary off-grid gas supply stations feeding natural gas boilers via ambient air-heated vaporizers during peak municipal demand.
Selection Criteria & Engineering Checklist
Daily Dispensing Volume & Peak Traffic
Calculate average hourly vehicle throughput to size the cryogenic pump flow rate and storage tank holding capacity.
Boil-Off Gas (BOG) Management
Evaluate ambient temperature profiles to ensure tank insulation performance matches local climatic heat loads and venting regulations.
Inlet Transfer Compatibility
Verify tanker unloading connection heights, liquid fill lines, and vapor return manifold configurations to match regional LNG transport trailers.
Seismic & Wind Load Compliance
Specify structural anchoring and foundation load ratings aligned with local seismic zone coefficients and wind speed safety codes.
Manufacturing, Materials & Quality Control

Cryogenic Vessel Construction
Inner tanks fabricated from austenitic stainless steel (ASTM A240 Gr. 304) subjected to 100% radiographic weld inspection and cryogenic helium mass spectrometer leak testing.

Vacuum Insulation Processing
Perlite powder filling followed by high-vacuum baking and dynamic pumping to achieve internal absolute pressures below 0.05 Pa, ensuring long-term thermal integrity.

Vacuum-Jacketed Piping Fabrication
Prefabricated VJ lines featuring inner and outer stainless steel conduits with thermal expansion bellows, preventing frost formation and cold-end heat leakage.

Factory Acceptance Testing (FAT)
Fully integrated pump skids and control panels undergo dry-run electrical interlock verification, pneumatic pressure testing, and functional calibration of mass flow meters.
Factory Workshop




FAQ
Qingdao Lenado Intelligent Equipment Co., Ltd. is one of the most experienced LNG stations manufacturers and suppliers in China. We have world-leading production equipment and strong manufacturing capabilities. Please rest assured to wholesale bulk customized LNG stations from our factory.
L CNG Filling Skid, LNG Filling Station, LNG Truck Fueling Station
