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Nitrogen Generator - MULTISEP

A nitrogen generator MultiSEP is engineered for industrial processes that demand exceptionally high nitrogen purity and process stability. Oxywise Nitrogen MultiSEP Generators combine PSA nitrogen generation with multiple advanced separation stages, enabling on‑site production of nitrogen that meets the most stringent industrial purity requirements.

These systems are designed for applications where nitrogen quality is mission‑critical and where even minimal oxygen presence can compromise product quality, safety, or process reliability.

Purpose of a Nitrogen Generator MultiSEP System

The purpose of a nitrogen generator MultiSEP is to deliver ultra‑high‑purity nitrogen continuously and reliably, while removing dependence on bulk liquid or cylinder supply. MultiSEP systems are selected when standard or single‑stage SEP solutions are no longer sufficient to meet process specifications.

By integrating multiple separation and polishing stages, Oxywise MultiSEP generators provide nitrogen purity levels suitable for the most demanding industrial environments, while retaining the operational advantages of on‑site generation.

Multi Stage Separation for Maximum Nitrogen Purity

A nitrogen generator MultiSEP uses sequential separation processes to progressively reduce residual oxygen content. This multi‑layered approach enhances both purity and stability, ensuring that nitrogen quality remains consistent even during load changes or extended operating periods.

This design is particularly important in applications where fluctuations in nitrogen composition could lead to production losses, safety risks, or regulatory non‑compliance.

Supporting Critical and Sensitive Industrial Processes

Nitrogen MultiSEP systems are intended for industries where nitrogen is a core process gas rather than a utility. These include environments where nitrogen purity directly influences chemical reactions, material properties, or product shelf life.

By producing ultra‑high‑purity nitrogen on site, companies gain direct control over gas quality, reducing operational uncertainty and supporting consistent process outcomes.

Integration into Advanced Production Environments

Oxywise Nitrogen MultiSEP generators are engineered for integration into highly controlled industrial infrastructures. Whether supplying a centralized nitrogen network or dedicated production lines, the system can be incorporated without disrupting existing process layouts.

This enables facilities to upgrade nitrogen purity capabilities while maintaining continuity in production and quality management systems.

Long Term Supply Security for High Purity Nitrogen

High‑purity nitrogen supply is often associated with complex logistics and significant recurring costs. A nitrogen generator MultiSEP addresses these challenges by enabling continuous on‑site production, reducing exposure to delivery delays, supplier constraints, and market volatility.

This makes MultiSEP systems particularly attractive for industries with continuous operation and high nitrogen consumption.

Standard features

  • Robust design, piping from Stainless Steel (AISI316)
  • SIEMENS control system with color touch operated panel
  • Designed for dynamic pressure loading
  • Reliable – built for uninterrupted operation
  • Built in purity analyser for continues monitoring
  • Data-logging (saved on memory card)
  • Automatic start/stop

Optional features

  • GSM modem (remote start/stop, status SMS, alarm warning SMS)
  • Modbus TCP/IP connection
  • Molecular sieve moisture protection
  • Flow meter with totalizer
  • Nitrogen dew point sensor
  • Purity and pressure control
  • Audio/visual alarm
  • Temperature sensor
  • Remote control

Nitrogen generators

Nitrogen generators produce nitrogen gas from compressed air and offer a cost-effective, reliable and safe alternative to traditional nitrogen gas supplies such as cylinder or liquid.

Nitrogen generators are available in 16 standard models with capacity in the range from 115 to 5193 m3/hour from 95% to 99.9995% purity. Oxywise PSA generators are designed for 24/7 operation. The touchscreen control has user friendly interface with automatic start/stop function based on gas consumption.


PSA Technology

A PSA Nitrogen Generator consists of two columns filled with a carbon molecular sieve (CMS). Pre-treated compressed air enters the active column and flows up through the CMS. Oxygen and other unwanted gases are adsorbed while the nitrogen passes through. The active column then becomes fully pressurized. When this pressure is released, the column becomes inactive and completely regenerates during the depressurization. In order to secure a steady flow of nitrogen each generator is built from two columns; one is active while the other is inactive. At the end of each column’s cycle, they switch roles.

Flow

115 to 5193 m3/h


Outlet pressure

5-9 bar


Purity

95%-99,9995 %


Operating time

24/7

Nitrogen Generators MULTISEP Series

Nitrogen generators MULTISEP series

Discover the rest of our nitrogen generators

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Nitrogen Generator - Standard

Nitrogen generators are available in 6 standard models with capacity in the range from 1 - 115 m3/hour from 95% to 99.9995% purity.

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Nitrogen Generator - SEP

Nitrogen generators are available in 9 standard models with capacity in the range from 14.5 - 1150 m3/hour from 95% to 99.9995% purity.

FAQ

A nitrogen generator MultiSEP differs from standard and SEP systems by incorporating multiple separation and polishing stages to achieve significantly higher nitrogen purity. While standard generators are designed for general industrial use and SEP systems address elevated purity requirements, MultiSEP solutions are intended for ultra‑high‑purity applications where nitrogen quality must remain exceptionally stable under all operating conditions.

A facility typically requires a nitrogen generator MultiSEP when its processes are highly sensitive to oxygen content or gas composition. Industries where nitrogen purity directly affects product quality, safety, or regulatory compliance often select MultiSEP systems to ensure reliable, on‑spec nitrogen supply without relying on external high‑purity nitrogen deliveries.

Nitrogen generator MultiSEP systems are commonly used in advanced manufacturing sectors such as pharmaceuticals, electronics, specialty chemicals, battery production, and high‑precision metal processing. These industries require nitrogen purity levels that exceed standard industrial specifications and demand consistent performance over extended operating periods.

Yes, nitrogen generator MultiSEP systems are designed for continuous, long‑term operation in demanding industrial environments. Their multi‑stage design supports stable nitrogen quality even during fluctuating demand, making them suitable for facilities that operate 24/7 and require uninterrupted ultra‑high‑purity nitrogen supply.

By producing ultra‑high‑purity nitrogen on site, a MultiSEP system removes uncertainties associated with delivered gas quality and availability. Facilities gain direct control over nitrogen production, which improves consistency, reduces process variability, and enhances overall production reliability in sensitive applications.

Although a nitrogen generator MultiSEP represents an advanced technical solution, it often delivers long‑term cost benefits by reducing reliance on delivered high‑purity nitrogen. Over time, facilities can significantly lower recurring supply and logistics costs while gaining predictable, internally controlled nitrogen production expenses.

Scalability is an important consideration in MultiSEP system design. Oxywise Nitrogen MultiSEP generators can be engineered to allow future increases in production capacity or redundancy, supporting evolving process requirements without the need for complete system replacement.