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CPET – Cardiopulmonary Exercise Testing

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A cardiopulmonary exercise test (CPET) is an evaluation of the cardiopulmonary system. Physical exercise requires the interaction of the physiologic mechanisms that enable the cardiovascular and respiratory systems to support the energy demands of the contracting muscles.  Both systems are consequently stressed during exercise. Their ability to respond adequately to this stress is a measure […]

OBOGS Monitoring

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Aircrew hypoxia warning times can be reduced by perfecting laser diode absorption spectroscopy oxygen sensors for OBOGS monitoring.     The onboard oxygen generating system(OBOGS) is an alternative to liquid oxygen (LOX). When compared to a LOX system, the OBOGS has several advantages. First, it’s availability may be as high as 99 percent. There is no […]

Oxygen Depletion Calculator

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The calculation of percentage of oxygen in the air after the evaporation of a volume of liquefied gas – nitrogen or solid CO2 in a confined space. Calculate the volume (Vr m3) of the confined space. Calculate the volume of the released gas (Vg) by multiplying the volume of the liquid nitrogen (in liters) or […]

Oxygen Monitor for Quantum Computer Helium Laboratory

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Model O2iM – Oxygen Deficiency Safety Monitor: The Oxigraf state of the art Oxygen Deficiency Monitor, the Model O2iM, is a fast response, accurate and reliable safety monitor for oxygen displacement monitoring in Quantum Computer Laboratory, MRI, NMR, and liquid nitrogen and helium storage facilities. Our reliable solid state sensor does not require routine maintenance […]

Oxigraf Case Study: Linear Acceleration Tunnel Oxygen Deficiency Sensor

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The Oxigraf team recently worked with a client to provide them with a reliable, high-quality linear acceleration tunnel oxygen deficiency sensor. A detailed case study is outlined below. The Problem A customer was in need of a reliable solution for sampling gas from remote locations in a tunnel in order to monitor equipment and personnel […]

2019 Holiday Schedule Update

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Oxigraf Offices will be closed the following days during the 2019 holiday season: December 25, 2019 Closed for Christmas; January 1, 2020 Closed for New Years Day