
Cryogenic Oxygen Plants 2 X 100 TPD
Description
Technical Parameters
Basic Product Overview
This system consists of two nearly identical 100-ton/day (t/d) cryogenic oxygen production units, with a total capacity of 200 t/d, capable of meeting large-scale oxygen demands in industrial scenarios. Its core function is to extract high-purity oxygen from ambient air and produce two end products: gaseous oxygen (O₂) and liquid oxygen (LO₂). NEWTEK's years of operational experience demonstrate the stability and maturity of its design. It utilizes advanced process technology, renowned in the air separation industry for its precision and efficiency, ensuring consistent product quality and process reliability.
How Cryogenic Oxygen Plants Work?

● Air Filtration & Compression
Ambient air is filtered to remove dust/impurities, then compressed by a 3-stage centrifugal compressor (100%/70% load adjustable) to increase pressure (and temperature) for subsequent cooling.
● Cooling & Refrigeration
Compressed hot air is first cooled in a water-cooled aftercooler, then further chilled in reversing heat exchangers (via cold waste nitrogen). A portion of air is diverted to an expansion turbine-rapid pressure drop here generates cold energy, maintaining the low-temperature environment for separation.
● Distillation Separation
Cooled air enters Linde Double-column distillation towers. Nitrogen (-196℃ boiling point) evaporates and rises as waste, while oxygen (-183℃ boiling point) remains liquid and accumulates at the low-pressure column bottom (high-purity liquid oxygen obtained).
● Product & Byproduct Handling
Liquid oxygen: Extracted from the column bottom and stored; gaseous oxygen: Warmed in heat exchangers to near-ambient temperature, released at 16 Psia for use.
Waste nitrogen: Cleans heat exchanger passages, then warms and is released (no cold energy waste).
● Hydrocarbon Removal
Silica gel traps adsorb hydrocarbons from the main condenser, preventing safety risks (e.g., combustion) and product contamination.
Core Equipment & System Configuration
Process Air Flow System
This system is responsible for air intake, treatment, and transportation, including the 3-stage centrifugal compressor , water-cooled aftercooler, reversing heat exchangers, and expansion turbine. It forms the "front end" of the process, ensuring that air is properly prepared for entry into the distillation system.
Cold Boxes
The two cold boxes house the distillation columns, main condenser, and silica gel traps-critical components that require a stable low-temperature environment. The "virtually identical" design of the two cold boxes means the plant can operate both units simultaneously for maximum capacity or run one unit independently for maintenance flexibility, minimizing downtime and ensuring continuous oxygen supply.
Oxygen Storage Area
A dedicated storage space for liquid oxygen, equipped with insulation and safety systems to maintain the low temperature of liquid oxygen (preventing excessive vaporization) and ensure safe storage. This area acts as a "buffer" between production and use, allowing for flexible scheduling of oxygen delivery and use.
● Reliable High-Purity Oxygen
Produces oxygen with purity up to 99.95%, meeting the strict needs of metallurgy (efficient smelting) and chemical industries (complete reactions, high yields).
● Customizable High-Capacity Output
Offers scalable production capacities to match large-demand scenarios (e.g., steel mills, chemical complexes), ensuring continuous oxygen supply for high-throughput operations.
● Dual-State Oxygen Supply
Delivers both gaseous oxygen (for on-site processes like power plant combustion) and liquid oxygen (for remote transport or high-density storage, e.g., medical backup), enhancing application flexibility.
● Energy-Efficient Design
Features load-adjustable 3-stage centrifugal compressors (100%/70%) and optimized heat exchangers for energy recovery, reducing unnecessary consumption and lowering operational costs.
● Backed by NEWTEK's Expertise
Leverages the company's global track record (350+ installed gas systems worldwide) and professional support (custom design, installation, maintenance), ensuring reliable long-term operation.

FAQ
1.What's the total oxygen output of this 2 X 100 TPD plant?
Total capacity reaches 200 TPD (2×100 TPD), suitable for large-scale industrial oxygen demand.
2.What's the oxygen purity it can achieve?
Delivers up to 99.95% high-purity oxygen, meeting metallurgy, chemical industry standards.
3.Can it produce both gaseous and liquid oxygen?
Yes-supplies gaseous oxygen for on-site use (e.g., combustion) and liquid oxygen for storage/remote transport.
4.How does it save energy during operation?
Equipped with 100%/70% load-adjustable compressors and optimized heat exchangers to cut unnecessary consumption.
5.Is there after-sales support for installation and maintenance?
Backed by professional services, including custom design, installation guidance, and long-term maintenance.
6.Which industries is this plant most suitable for?
Ideal for high-demand sectors like metallurgy (steelmaking), chemicals, and large-scale energy projects.
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