VPSA Oxygen Generator Becomes A Core Tool For Oxygen-Enriched Blast Furnace

Nov 04, 2025

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Facing the dual challenges of "capacity upgrading and environmental compliance" in the lead smelting industry, the VPSA oxygen generator launched by GNEE, with its "dual excellent" performance of an ultra-large capacity of 8000Nm³/h, a high purity of 93%, and a stable pressure of 0.1Mpa, has become a key to breaking the bottleneck in the oxygen-enriched blast furnace lead smelting process. For a long time, lead smelting enterprises have mostly relied on traditional oxygen generation methods, which suffer from pain points such as high energy consumption, large purity fluctuations, and high environmental risks, severely restricting capacity release.

VPSA oxygen generator

The VPSA equipment innovatively adopts a four-tower linkage cycle process, precisely controlling the adsorption and desorption cycle within 4 minutes to ensure continuous oxygen supply under ultra-large capacity. Its core adsorption tower adopts a modular design, improving transportation and on-site installation efficiency by 50% compared with traditional structures; the loaded calcium-based molecular sieve has extremely strong selective adsorption capacity for nitrogen, and even during full-load operation, the oxygen purity fluctuation can be controlled within ±0.5%.

 

In the application site of a certain lead smelting enterprise, after the equipment was put into use, the enterprise's lead smelting capacity jumped from 100,000 tons/year to 150,000 tons/year, and the comprehensive energy consumption per ton of lead was reduced by 25%.

 

Moreover, due to the equipment's "oil-free operation" environmental design, it successfully passed the strictest standard review of the local environmental protection department. The chief engineer of the enterprise commented: "VPSA-8000 is not only a capacity amplifier, but also a core guarantee for our compliant production and green development." This case has also become a benchmark for "technical upgrading + environmental transformation" in China's lead smelting industry, providing a replicable path for cost reduction and efficiency increase for the entire industry.

 

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In addition to VPSA Oxygen Generators, we also produce PSA Oxygen Generators, storage tanks, heat exchangers and other products. If you are interested in VPSA Oxygen Systems or other products, please feel free to send an email to sales@gneeheatex.com. We will be very happy to serve you.

 

 

Model

purity

Size

Weight

Inlet

Oulet

 

 

 

 

 

 

 

1

VPSA-3

90-95%

1200*900*1900

520

DN15

G1/2"

2

VPSA-5

90-95%

1350*1050*2100

750

DN20

G1/2"

3

VPSA-10

90-95%

1550*1300*2100

1100

DN25

G1/2"

4

VPSA-15

90-95%

1700*1450*2350

1500

DN32

G1/2"

5

VPSA-20

90-95%

1800*1550*2350

1750

DN32

G1/2"

6

VPSA-25

90-95%

1900*1650*2400

2000

DN40

G1"

7

VPSA-30

90-95%

2000*1750*2400

2250

DN40

G1/2"

8

VPSA-35

90-95%

1970*1250*2800

1800

DN40

DN25

9

VPSA-40

90-95%

2000*1300*2460

2380

DN40

DN25

10

VPSA-50

90-95%

2000*1300*2800

2790

DN50

DN25

11

VPSA-60

90-95%

2000*1300*2800

2930

DN50

DN25

12

VPSA-70

90-95%

2200*1500*2900

3190

DN50

DN40

13

VPSA-80

90-95%

2200*1500*2900

3585

DN50

DN40

14

VPSA-90

90-95%

2250*1550*2980

3940

DN50

DN40

15

VPSA-100

90-95%

2370*1500*3050

4249

DN65

DN40

16

VPSA-110

90-95%

2370*1500*3240

4508

DN65

DN40

17

VPSA-120

90-95%

2370*1500*3440

4708

DN65

DN40

18

VPSA-130

90-95%

2370*1500*3600

4910

DN65

DN50

19

VPSA-160

90-95%

2440*1850*3700

5810

DN80

DN65