Vacuum Pumping Equipment for Low-Temperature LNG Storage Tanks

Vacuum Extraction Equipment Categories:

Low vacuum pump sets (for vacuum conveying, immersion, drying, etc.)

2. Medium-vacuum Pumping Units (for applications such as coating and chemical industries)

3. High Vacuum Pumping System

4. Dedicated Equipment for Tanks (LNG Low-Temperature Tanks)

6. Vehicle-mounted, Tanker (LNG Tanker) Equipment

7. Vacuum Extraction Equipment for Gas Bottles (LNG Dewar)

Our company specializes in the research and development of vacuum pumpout equipment for LNG, utilizing multi-stage vacuum pump sets (mechanical pumps + molecular pumps) technology, achieving ultimate vacuum level.

Achieves 0.005Pa (national standard requirement), rapidly recovers vacuum in LNG storage tanks and gas cylinders, significantly enhancing thermal insulation performance. Equipped with digital

Display composite vacuum gauge, supporting both manual and computer dual-mode operation, real-time monitoring of vacuum data, and setting test pressure via a human-machine interface.

Parameters such as power and environmental temperature are managed智能化ly. Provide one-stop service from production to maintenance.

‌Molecular Pump Set (e.g., STFJ-300 Model): Specifically designed for LNG vehicle cylinders, with an enhanced annular retraction efficiency by 30%, achieving vacuum standard in just a few hours._‌

Patented Cold Recovery Technology: Combines LNG gasification cold energy, achieving a utilization rate of 50%, while saving energy and reducing consumption, and simultaneously cutting carbon emissions.

Modular portable design: Compact in size, flexible in movement, supports quick on-site installation and debugging, suitable for various scenarios such as factories and gas stations.

Our product line covers vacuum testing and replenishment equipment for LNG tanks, vehicle gas cylinders, low-temperature liquid transport vehicles, and tank containers, meeting the needs from raw materials to finished products.

Full lifecycle requirements from production manufacturing to operation and maintenance.

‌储罐制造环节‌：提供真空绝热层检测设备，确保焊缝探伤合格，并通过洁净车间工艺避免油脂

Residual effect on vacuum level.

‌Vehicle Gas Cylinder Maintenance: Introducing a portable refueling and extracting unit to address the frequent exhaust issue of LNG vehicle safety valves, extending the cylinder's thermal insulation effect by 5 years after vacuum recovery._

Low-temperature Transport Equipment: Compatible with 52.7M³ semi-trailers and tank containers, utilizing multi-layer vacuum insulation technology to ensure safe road and marine transportation of LNG.

Core Application Fields:

Public Transport & Heavy Duty Trucks Industry: Solve the problem of LNG vehicle gas cylinders leakage, reducing gas loss by over 30% and cutting operation costs.

‌储罐制造企业‌：通过真空检测设备确保内外胆夹层真空达标，提升储罐安全性与使用寿命‌。

Energy Transportation Field: Offers high vacuum insulation solutions for low-temperature liquid transport vehicles and tank containers, reducing the risk of cold energy loss.

High Efficiency & Energy Savings: Cold energy recovery technology reduces reliance on diesel refrigeration, saving over 10,000 yuan in fuel costs per refrigerator truck annually.

‌Safety & Compliance: Equipment is certified to ISO 9001 and holds a pressure vessel manufacturing license, compliant with national special equipment safety standards._

Service Advantages & Quality Assurance

Full-Process Support: One-stop service for equipment installation, debugging, and training, with 24/7 customer response.

Quality Commitment: Utilizing advanced detection methods such as spectrometers and high-pressure test gas sources, we ensure the product meets quality standards upon shipment.

Industry Outlook and Innovation Directions

As carbon neutrality policies advance, the company continues to develop green vacuum technology.

Oil-Free Vacuum Pump Applications: Utilizes dry screw pumps, Roots pumps, to prevent oil contamination, suitable for food-grade low-temperature storage and transportation scenarios.

Smart Interlocking System: Integrates pressure sensors with automated control to achieve zero human error in the vacuum recovery process.