High-Capacity Decentralized Cryogenic Solutions

Truck-Mounted & Skid-Mounted Liquefied Natural Gas Plants for the Detroit Market

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Premier Micro-LNG & Cryogenic Solutions

Engineered for high-mobility, fast deployment, and severe-duty performance in the Midwestern industrial sector.

Industrial Transformation & LNG Engineering in the Great Lakes Corridor

The Detroit metropolitan area and the broader Great Lakes region are undergoing a rapid energy transition. Historically defined by heavy manufacturing, automotive assembly, and intensive logistics corridors, local industries face pressure to decarbonize high-horsepower applications, off-grid power generation, and long-haul shipping. Truck-mounted and skid-mounted Liquefied Natural Gas (LNG) plants have emerged as the leading solution for decentralized, scalable, and highly adaptable fuel provisioning.

Detroit's Local Commercial & Industrial Energy Demands

Michigan's strategic positioning along international logistics routes (I-94, I-75) creates a unique market for alternative fuels. Heavy-duty transportation fleets, marine shipping on the Great Lakes, and local peak-shaving utility systems require reliable access to cryogenic liquids. Traditional massive-scale centralized LNG infrastructure requires high capital investment and long construction cycles. Our skid-mounted modular and truck-mounted units address this bottleneck by offering rapid deployment directly at municipal hubs, industrial parks, or peak-shaving facilities in Southeast Michigan.

45%

Carbon Reduction potential vs. Diesel in Heavy Logistics

A2

Pressure Vessel Manufacturing Accreditation

98%

Methane Recovery Efficiency in Scattered Gas Fields

Global Trends in Decentralized Small-Scale LNG (sslng)

On a global scale, the LNG market is shifting from massive gigawatt-scale liquefaction terminals to micro-scale, flexible distributed units. The key driver is the capitalization of stranded gas assets, flare-gas recovery, and bio-methane (RNG) purification. Modular skid-mounted technology enables project developers to monetize remote gas wells and agricultural biogas sources without the need for billions of dollars in pipeline infrastructure. This technology allows developers to easily scale their operations by simply adding modules in a parallel plug-and-play format.

Engineering Advantages of Hebei Hongke Qingneng Equipment

Under the leadership of our Chairman, Dr. Sun Zhaohu (PhD from the Institute of Physics and Chemistry Technology, Chinese Academy of Sciences), our technical team has engineered cutting-edge cryogenic cycles specifically designed for quick-install modular systems. Our units integrate:

  • Advanced Mixed Refrigerant Cycles (MRC): Optimizing heat exchange to reduce specific power consumption (kWh/kg of LNG).
  • Flexible Skid Assembly: Robust structural frames designed to withstand road transportation stresses (up to 3G acceleration) without mechanical fatigue.
  • Dynamic Process Control: Fully automated Siemens PLC-based control panels allowing remote operations, minimal on-site staffing, and rapid shutdown capabilities.
  • Multi-stage Purification: In-house designed molecular sieve dehydration and amine wash deacidification systems to handle fluctuating feed gas compositions.

Local Compliance & Safety Standards

Operating cryogenic equipment in North America demands compliance with stringent safety and environmental regulations. Our engineering systems are designed to meet or exceed regional codes:

Governing Body / Code Applicability Hongke Qingneng Compliance Standard
ASME Sec VIII Div 1 & 2 Pressure Vessels and Heat Exchangers A2 Manufacturing License and ASME-certified welding procedures.
US EPA / EGLE (Michigan) VOC and Exhaust Emissions Control Built-in VOC recovery and zero-venting BOG management.
Sinopec / CNPC / ISO9001 System Safety and Quality Assurance Certified HSSE management systems and global standard QC audits.

Corporate Profile

Established in June 2021 with a registered capital of 78 million yuan, Hebei Hongke Qingneng Environmental Protection Equipment Co., Ltd. is a leading specialist in the manufacturing of energy conservation and environmental protection systems. Situated in the Sanhe Economic Development Zone, we engineer advanced custom pressure vessels, cryogenic natural gas liquefaction plants, VOC tail gas treatment units, and extreme-low-temperature industrial refrigeration equipment.

Why Detroit Selects Us

  • Tsinghua & CAS PhD led engineering team.
  • Direct supplier pricing with global delivery logistics.
  • Advanced BOG tail-gas helium extraction options.
  • A2 manufacturing license for high-pressure systems.

Scientific & Technical Leadership

Dr. Sun Zhaohu

Founder & Chairman

Doctorate from the Institute of Physics and Chemistry Technology (CAS). Recipient of the Special Prize of Technological Invention by the Chinese Society of Refrigeration. Over 50 successful plant implementations.

Dr. Zou Xin

General Manager

Senior Engineer at the Institute of Physics and Chemistry Technology (CAS). Expert in aerospace cryogenics and industrial business management. Holds 5 national patents.

Dr. Cheng Kuwei

Chief Engineer

Doctor of Engineering from CAS. Leading developer of dynamic mixed refrigerant process modeling. Expert in fluid phase change and high-efficiency thermal exchangers.

Ready to Engineer Your Decarbonization Solution?

Consult with our CAS doctorate engineers to define your customized plant capacity, feed-gas requirements, and skid dimensions.

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Frequently Asked Engineering Questions

Technical answers to common queries regarding skid-mounted LNG equipment deployment, operation, and maintenance.

What are the primary operational footprint and spatial requirements?
A typical truck-mounted or skid-mounted LNG plant designed for micro-scale liquefaction (e.g., 20,000 to 50,000 Nm3/day) occupies a compact footprint. A standard configuration utilizes 3 to 4 modular skids (purification, liquefaction, refrigeration, and BOG storage) requiring a concrete pad of approximately 40m x 25m. This modular framework allows for installation directly on-site at municipal transport yards, distributed industrial hubs, or small natural gas collection stations.
How does the plant manage varying composition of feed gas?
Our integrated pre-treatment/purification skid features an amine-based wash column or molecular sieve deacidification loop. It is engineered to handle feed gas with varying concentrations of CO2 (up to 5% standard, custom higher limits available) and H2S. A heavy hydrocarbon extraction system prevents freezing within the main cryogenic cold box heat exchanger, ensuring stable liquefaction even when processing rich pipeline natural gas or localized shale gas.
What refrigeration process cycle is utilized in the skid-mounted plant?
We primarily employ our proprietary Mixed Refrigerant Cycle (MRC) technology. This cycle utilizes a mixture of nitrogen, methane, ethane, propane, and butane configured to align with the cooling curves of natural gas. Compared to nitrogen expansion cycles, MRC delivers up to 15-20% higher thermodynamic efficiency, resulting in lower power consumption per gallon of LNG produced.
Are the units compliant with local environmental noise and emission limits?
Yes. All components (compressors, expanders, air coolers) are selected and shielded to meet typical municipal noise ordinances. Our VOC recovery and tail-gas thermal treatment equipment prevent venting, capturing fugitive emissions and directing them back into the fuel loop, satisfying strict EPA and local state-level clean-air regulations.

Comprehensive Decarbonization & Cryogenic Product Lines

From recovery systems to specialized waste management, view our complete range of certified environmental and oil & gas equipment.

Specialized Environmental & Care Systems: