SYSTEM AND METHOD FOR RAPID PYROLYSIS OF COAL
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United States of America Patent
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Oct 11, 2018
app pub date -
Sep 25, 2015
filing date -
Sep 25, 2015
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Abstract
The present invention provides a system and a method for rapid pyrolysis of coal. The system comprises: a rapid pyrolysis reactor, which comprises: a reactor body defining a reaction space that forms a dispersion region, a pyrolysis region, and a discharge region from top to bottom; said dispersion region comprises: a material distributor; a coal inlet arranged above the material distributor; a material distribution gas inlet connected to the material distributor; said pyrolysis region comprises: multilayer regenerative radiant tubes, which are distributed at an interval in the height direction of the reactor body in the pyrolysis region, and each layer of regenerative radiant tubes consists of a plurality of regenerative radiant tubes distributed at an interval in the horizontal direction; said discharge region comprises: a semi-coke outlet; a plurality of pyrolysis gas outlets, which are arranged in the dispersion region and/or the pyrolysis region respectively; a slag cooler connected to the semi-coke outlet, and a cooling device connected to the pyrolysis gas outlet.
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