What is a PSA Nitrogen generator and how does it work?

A nitrogen gas generator replaces conventional nitrogen cylinders with a more affordable, dependable, and environmentally friendly option by converting regular compressed air into a safe, controlled supply of nitrogen. Nitrogen generators create nitrogen on-site and as needed, giving the application a constant supply of gas with the best purity. Membrane and Pressure Swing Adsorption (PSA) technologies are the foundation of nitrogen producers. 

What is Membrane Nitrogen Generator and How Does It work?

To separate the N2 molecule from others a membrane nitrogen generator utilizes air pressure and a hollow fiber membrane. To filter the air an air compressor pushes air through the membrane. Fibers can separate nitrogen from other fast gas including Oxygen, CO2, and water vapor, and have permeable to gas molecules. The fast gases can be exhausted in the atmosphere and pass through the membrane while the slow gas passes slowly through the fiber and leave high-purity nitrogen. Before reaching the membrane filtration some systems remove other particles present in the gas.

What is a PSA Nitrogen generator and how does it work?

  • Carbon Molecular Sieve (CMS) columns are used in a PSA nitrogen generator (Pressure Swing Adsorption) to adsorb oxygen under intense pressure while allowing nitrogen molecules to flow through the columns.
  • The second column is depressurized, leaving a tiny number of high-purity nitrogen molecules as the first column absorbs oxygen and other molecules.
  • A membrane nitrogen generator cannot match the purity of LNI PSA nitrogen generators.

Hydrogen Gas Generator

To generate hydrogen on demand, a hydrogen generator uses a proton exchange membrane (PEM) to manufacture high-purity hydrogen gas from water. The PEM cell was initially created by NASA and is widely utilized in laboratory and industrial applications that call for the production of hydrogen gas.

To separate the hydrogen ions in a water molecule from the oxygen ions the cell contains two electrodes, an anode, and a cathode. Oxygen ions are attracted to the anode and hydrogen ions are connected and attracted to the cathode. Using the patented technology the separated hydrogen is dried and creates the correct pressure and delivers high purity hydrogen required to the application.

Reasons to use Hydrogen Gas Generator

As compared to gas cylinders storage on-site hydrogen generation is much safer. At a controlled level, a hydrogen generator produces on-demand hydrogen at low pressure. This gas generator will not store any hydrogen inside itself so there is no risk of leak and without any explosion risk, a very small quantity of hydrogen is released. To guarantee full safety hydrogen generator check for internal leaks and also control the operating parameters.

How safe is a hydrogen gas generator?

  • In addition to the auto shut down feature, the gas generator is equipped with continuous internal and external leak checks.
  • Complete diagnostic evaluations upon startup.
  • Continual pressure-based leak detection is performed while operating.
  • The H2-generating cell is isolated to cause an automatic shutdown.
  • Visual and audible warnings.
  • Throughout the generator, there is forced ventilation.

GC Zero Air Generator

To produce a continuous flow of high-purity Zero Air at selected pressure Zero Air Generator is used. The compressor takes the air from the atmosphere for TOC Analyzer and passes the air through the copper cooling coil. Where hydrocarbons are cracked at high temperatures the cool air is passed through the furnace in presence of a catalyst. The GC Zero Air Generator is suitable to use in laboratories and industrial environments.

Conclusion

If you are searching for suitable Nitrogen and Hydrogen gas generators then must visit quadrexcorp for a range of options. Our generators allow you to generate nitrogen at your facility.

Published by Quadrexcorp

Quadrex Corporation has been a privately owned GC column manufacturer and distributor of GC-related hardware and consumables. Website: https://quadrexcorp.com/

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