Preparation and analyses of low-rank coals for combustion applications. Second quarterly report, January 1, 1985-March 31, 1985. [Physical and chemical cleaning]
Technical Report
·
OSTI ID:5756175
This report covers the second quarter of activity on an 18-month project to prepare low-rank coal (LRC) fuel for research applications in DOE advanced combustion technologies programs. Coals from five mines were characterized by physical and chemical cleaning and hot water drying amenability tests. Subbituminous coal from the Eagle Butte Mine was selected from the five for future use as feed stock for production of bulk lots of low ash and low sodium LRC and LRC slurry fuels. The amenability tests indicated that a combination of physical and chemical cleaning would produce a fuel containing 1.36% ash, 8 ppM Na/sub 2/O and 18 ppM K/sub 2/O from the Eagle Butte coal on a dry basis. A micronized slurry loading of 57.5% coal was projected for the hot-water dried coal. 8 refs., 13 figs., 26 tabs.
- Research Organization:
- AMAX Extractive Research and Development, Inc., Golden, CO (USA); North Dakota Univ., Grand Forks (USA). Energy Research Center
- DOE Contract Number:
- AC18-84FC10623
- OSTI ID:
- 5756175
- Report Number(s):
- DOE/FC/10623-1843; ON: DE85013328
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
01 COAL, LIGNITE, AND PEAT
010600 -- Coal
Lignite
& Peat-- Properties & Composition
013000* -- Coal
Lignite
& Peat-- Transport
Handling
& Storage
ALKALI METAL COMPOUNDS
ASH CONTENT
ASHES
BROWN COAL
CALORIFIC VALUE
CARBONACEOUS MATERIALS
CHEMICAL COMPOSITION
CLEANING
COAL
COAL PREPARATION
COMBUSTION PROPERTIES
DATA
DEASHING
DISPERSIONS
DRYING
ENERGY SOURCES
EXPERIMENTAL DATA
FOSSIL FUELS
FUEL SLURRIES
FUELS
HEAVY MEDIA SEPARATION
HOT WATER
HYDROGEN COMPOUNDS
INFORMATION
LIGNITE
MATERIALS
MELTING
MIXTURES
NUMERICAL DATA
OXYGEN COMPOUNDS
PHASE TRANSFORMATIONS
POTASSIUM COMPOUNDS
RESIDUES
SEPARATION PROCESSES
SLURRIES
SODIUM COMPOUNDS
SUBBITUMINOUS COAL
SULFUR CONTENT
SUSPENSIONS
VISCOSITY
WASHING
WATER
010600 -- Coal
Lignite
& Peat-- Properties & Composition
013000* -- Coal
Lignite
& Peat-- Transport
Handling
& Storage
ALKALI METAL COMPOUNDS
ASH CONTENT
ASHES
BROWN COAL
CALORIFIC VALUE
CARBONACEOUS MATERIALS
CHEMICAL COMPOSITION
CLEANING
COAL
COAL PREPARATION
COMBUSTION PROPERTIES
DATA
DEASHING
DISPERSIONS
DRYING
ENERGY SOURCES
EXPERIMENTAL DATA
FOSSIL FUELS
FUEL SLURRIES
FUELS
HEAVY MEDIA SEPARATION
HOT WATER
HYDROGEN COMPOUNDS
INFORMATION
LIGNITE
MATERIALS
MELTING
MIXTURES
NUMERICAL DATA
OXYGEN COMPOUNDS
PHASE TRANSFORMATIONS
POTASSIUM COMPOUNDS
RESIDUES
SEPARATION PROCESSES
SLURRIES
SODIUM COMPOUNDS
SUBBITUMINOUS COAL
SULFUR CONTENT
SUSPENSIONS
VISCOSITY
WASHING
WATER