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Title: Testing of an advanced thermochemical conversion reactor system

Technical Report ·
DOI:https://doi.org/10.2172/7162075· OSTI ID:7162075

This report presents the results of work conducted by MTCI to verify and confirm experimentally the ability of the MTCI gasification process to effectively generate a high-quality, medium-Btu gas from a wider variety of feedstock and waste than that attainable in air-blown, direct gasification systems. The system's overall simplicity, due to the compact nature of the pulse combustor, and the high heat transfer rates attainable within the pulsating flow resonance tubes, provide a decided and near-term potential economic advantage for the MTCI indirect gasification system. The primary objective of this project was the design, construction, and testing of a Process Design Verification System for an indirectly heated, thermochemical fluid-bed reactor and a pulse combustor an an integrated system that can process alternative renewable sources of energy such as biomass, black liquor, municipal solid waste and waste hydrocarbons, including heavy oils into a useful product gas. The test objectives for the biomass portion of this program were to establish definitive performance data on biomass feedstocks covering a wide range of feedstock qualities and characteristics. The test objectives for the black liquor portion of this program were to verify the operation of the indirect gasifier on commercial black liquor containing 65 percent solids at several temperature levels and to characterize the bed carbon content, bed solids particle size and sulfur distribution as a function of gasification conditions. 6 refs., 59 figs., 29 tabs.

Research Organization:
Pacific Northwest National Lab. (PNNL), Richland, WA (United States); Manufacturing and Technology Conversion International, Inc., Columbia, MD (USA)
Sponsoring Organization:
DOE/CE
DOE Contract Number:
AC06-76RL01830
OSTI ID:
7162075
Report Number(s):
PNL-7245; ON: DE90007989
Country of Publication:
United States
Language:
English

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