Search Results - "Gerlach, Udo"

Electrical discharges caused by opening contacts in an ignitable atmosphere – Part II: Spectroscopic investigation and estimation of temperatures by Uber, Carsten, Runge, Tobias, Brunzendorf, Jens, Kurrat, Michael, Gerlach, Udo

“…Electrical discharges are a potential source of ignition in explosive atmospheres. Spectroscopic investigations of the radiation emitted during such discharges…”
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Experimental investigation of low-voltage spark ignition caused by separating electrodes by Uber, Carsten, Shekhar, Rajiv, Felgner, Andre, Koenders, Ludger, Gerlach, Udo

“…Electric arcs pose an ignition hazard in the presence of flammable gas mixtures. Electrical equipment to be used in such hazardous environments shall therefore…”
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Ignition of a hydrogen–air mixture by low voltage electrical contact arcs by Shekhar, Rajiv, Boeck, Lorenz R., Uber, Carsten, Gerlach, Udo

“…This article presents an experimental and computational study of ignition caused by a low voltage electrical contact arc. The contact arc is a transient…”
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Electrical discharges caused by opening contacts in an ignitable atmosphere – Part I: Analysis of electrical parameters at ignition limits by Uber, Carsten, Hilbert, Michael, Felgner, Andre, Hüser, Dorothee, Kurrat, Michael, Gerlach, Udo

“…Electrical discharges at the ignition limit caused by opening contacts, which can generate ignitions in hydrogen/air mixtures with constant currents lower than…”
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Diffusionsbedingte Isotopenanreicherung beim chemischen Transport von Fe 2 O 3 unter Mikrogravitation by Krabbes, Gernot, Gerlach, Udo, Reichelt, Werner

“…Abstract Es wird an Hand der Veränderung des Isotopenverhältnisses 16 O/ 18 O der Einfluß festgestellt, den unterschiedliche Transportkoeffizienten auf den…”
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Diffusionsbedingte Isotopenanreicherung beim chemischen Transport von Fe2O3 unter Mikrogravitation by Krabbes, Gernot, Gerlach, Udo, Reichelt, Werner

“…Es wird an Hand der Veränderung des Isotopenverhältnisses 16O/18O der Einfluß festgestellt, den unterschiedliche Transportkoeffizienten auf den chemischen…”
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"Power-i", a significantly improved approach to explosion protection by intrinsic safety "i" by Gerlach, Udo, Johannsmeyer, Ulrich, Uehiken, Thomas

“…But there is also one important disadvantage: The effective power that is available for intrinsically safe circuits is extremely limited (in particular for gas…”
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Numerical investigation of transient, low-power metal vapour discharges occurring in near limit ignitions of flammable gas by Shekhar, Rajiv, Gortschakow, Sergey, Grosshans, Holger, Gerlach, Udo, Uhrlandt, Dirk

“…This article presents an investigation of a transient (30 {\mu}s - 5 ms) electrical discharge in metal vapour with low voltage (< 50 V) and current (< 1 A),…”
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Diffusionsbedingte Isotopenanreicherung beim chemischen Transport von Fe2O3 unter Mikrogravitation by Krabbes, Gernot, Gerlach, Udo, Reichelt, Werner

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DART - The new dimension in intrinsic safety by Gerlach, U., Uehlken, T., Junker, M., Johannsmeyer, U., Hennecke, A.

“…Intrinsic safety is a worldwide-accepted type of ignition protection, which offers many advantages over other types of ignition protection. The dynamically…”
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Ultra Low Noise Amplifier in SiGe:C Technology for 802.11a, b and g WLAN Applications by Forstner, H.-P., Dehe, A., Eisener, B., Ettinger, K., Gerlach, U., Jentzsch, A., Klein, W., Lehrer, C.

“…A dual band low noise and low cost wireless LAN amplifier has been fully integrated in a commercial SiGe:C bipolar technology using a highly doped silicon…”
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