Improved hot gas sampler allows for more-precise analysis

Chemopetrol AS has improved its hot-gas sampling equipment at its Litvinov, Czech Republic, ethylene plant, giving it more-accurate yield data with which to plan its ethylene operations. The new effluent sampler is tied to the ethylene unit by a probe downstream of the transfer-line exchanger. The equipment is portable, which makes it convenient to connect to various unit furnaces (Fig. 1).Click here to enlarge imageEquipment tests show the new sampling equipment (Fig. 1) has improved temperature stabilization and back temperature regulation. The new system has a lower pressure drop than the original sampling device and thus suppresses undesired pressure pulses. Unlike the old process, t...

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