Pulverized char fuel injector

Patent · Tue Mar 31 04:00:00 EST 1987

OSTI ID:6866164

Firey, J C

A machine is described for injecting pulverized char fuels into a combustion chamber at the start of each combustion process therein and comprises: means for containing a portion of pulverized char fuel and comprising a container inlet and a container outlet; a source of high pressure driver gas; a source of pulverized char fuel particles; means for containing a charge of high pressure driver gas and comprising a driver inlet and a driver outlet; a dispersing nozzle passage comprising a nozzle inlet and a nozzle outlet connected to the combustion chamber; means for reloading another portion of pulverized char fuel from the source of pulverized char fuel into the means for containing a portion of pulverized char fuel and comprising a reload outlet; means for connecting the driver inlet to the source of high pressure driver gas; means for connecting the container for pulverized fuel to the reload outlet; means for connecting the container inlet to the driver outlet; means for connecting the container outlet to the nozzle inlet; and means for driving all of the several means for connecting and the means for reloading so that an injection process occurs at the start of each combustion process in the combustion chamber.

• Assignee: NOV; NOV-87-055308; EDB-87-088807
• Patent Number(s): US 4653437
• OSTI ID: 6866164
• Country of Publication: United States
• Language: English

Related Subjects

01 COAL, LIGNITE, AND PEAT
014000 -- Coal
Lignite
& Peat-- Combustion
42 ENGINEERING
421000* -- Engineering-- Combustion Systems
CHARS
CHEMICAL REACTIONS
COMBUSTION
COMBUSTION CHAMBERS
CONTAINERS
FUEL INJECTION SYSTEMS
FUEL SYSTEMS
INTAKE STRUCTURES
MECHANICAL STRUCTURES
NOZZLES
OXIDATION
PULVERIZED FUELS
PYROLYSIS PRODUCTS
THERMOCHEMICAL PROCESSES