(Picture: Signing ceremony site)
In the spring month of March, good news came from the south of the Yangtze River. Kaifeng DEAR Air Separation Industrial Co., Ltd. (hereinafter referred to as "DEAR Air Separation") and Jiangyin Huaxi Steel Co., Ltd. (hereinafter referred to as "Huaxi Steel") held sincere and friendly negotiations on the 25,000 Nm³/h intelligent air separation BOT project and reached an agreement to complete the signing. At the signing ceremony, Mr. Wu Di, Director and General Manager of DEAR Air Separation, expressed sincere gratitude for Huaxi Steel's trust and emphasized DEAR Air Separation's high regard for the project.
The project adopts a molecular sieve adsorption, hydrogen-free argon production, and external compression full low-pressure process, with imported compressors selected to minimize energy consumption. Specific indicators are as follows:
|
Product |
Design Capacity (Nm³/h) |
Purity |
Product Pressure (MPaG) |
|
Low-Pressure Oxygen |
15,000 |
O₂≥99.6% |
0.02 |
|
Medium-Pressure Oxygen |
13,000 |
O₂≥99.6% |
2.5 |
|
Low-Pressure Nitrogen |
15,000 + 3,800 |
O₂≤100ppm |
0.8 |
|
Medium-Pressure Nitrogen |
6,000 + 3,600 |
O₂≤100ppm |
2.5 |
|
Medium-Pressure Argon |
200 |
Ar≥99.999% |
1.8 |
|
Liquid Oxygen |
500 |
O₂≥99.6% |
0.02 |
|
Liquid Nitrogen |
500 |
O₂≤100ppm |
0.02 |
|
Liquid Argon |
650 |
Ar≥99.999% |
0.02 |
(Picture: Left—Mr. Xu of Huaxi Steel and his team; Right—Mr. Wu Di, Director and General Manager of DEAR Air Separation, Deputy General Managers He Donglin and Pei Xinping)
Huaxi Steel, established in 2002, is a comprehensive steel enterprise integrating sintering, ironmaking, and steelmaking. Equipped with advanced facilities and cutting-edge processes, the company offers a wide range of products, including plain carbon steel and low-alloy steel. Known for innovation, it holds multiple patents and certifications, and is renowned for high quality and environmental sustainability.
DEAR Air Separation, founded in 2004, specializes in the R&D, manufacturing, and installation of complete air separation units, having delivered over 400 large and medium-sized air separation plants to date. With intelligent production lines and advanced technologies, its efficient and stable products are trusted by clients in industries like steel and chemicals. The company has over a decade of experience in gas investment and is now focused on advancing its eighth-generation intelligent air separation technology.
This collaboration between DEAR Air Separation and Huaxi Steel aims to establish the Huaxi Steel intelligent air separation BOT project as a benchmark. DEAR Air Separation will ensure seamless integration of imported equipment with intelligent technologies. Although the contract term is 10 years, DEAR Air Separation commits to a 20-year service standard, guaranteeing meticulous maintenance, full implementation of intelligent solutions, and flawless delivery.
Throughout the process, DEAR Air Separation will help Huaxi Steel achieve low energy consumption targets, reducing operational costs. Leveraging its pioneering eighth-generation intelligent air separation technology, DEAR Air Separation will provide Huaxi Steel with a benchmark intelligent air separation system and fulfill operational and maintenance responsibilities diligently. This will enable Huaxi Steel's team to focus more on steel production and market expansion.
