coal dust

(redirected from Pulverized coal)
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coal dust

Occupational medicine Finely particulate carbonaceous dust, often mixed with silicates; CD is a known lung irritant intimately linked to coal workers' pneumoconiosis–black lung disease. See Coal dust macule, Coal workers' pneumoconiosis.

coal dust

causes black discoloration in lungs and bronchial lymph nodes in animals living in urban areas where coal is used for energy. Called anthracosis.
References in periodicals archive ?
Investigations of its composition (Table 1), depending upon consumption and ratio of air and pulverized coal (anthracite), were carried out.
English, of American Electric Power, estimates that the capital costs of this new technology may be up to 25 percent more than the costs associated with a pulverized coal plant, even without carbon capture and storage.
x] emissions of the existing pulverized coal fired boilers with SCRs.
Pulverized coal will be produced at Ilyich Iron and Steel Works of Mariupol and transported to Azovstal Iron and Steel Works in sealed railway tanks with inert gas.
The coal feed system developed for the retrofit system employs a specially designed ejector - also commonly referred to as an eductor or jet pump - which uses air at pressure ranging from 20 to 80 psig as the motive fluid, to withdraw pulverized coal from an unpressurized storage hopper, transport it in dense phase through a 1/2-inch diameter feed line, and inject it into the final two stages of the burner providing intense and rapid fuel/air mixing.
in 1989, stating that the Plaquemine plant required $1201 of capital investment to produce a kilowatt of electricity, while competing coal-burning technologies using pulverized coal and wet limestone required $1281; pulverized coal with advanced flue gas desulfurization required $1537; and atmospheric fluidized bed processes required $1603.
Martinlaakso K2 renewing existing low-NOx pulverized coal-type pulverized coal burner.
Tenders are invited for Operation Circle Chemical Division Bi - Annual Work Collection of coal samples from bunker of all the 5 units and Coal Jetty I & II - Collection of pulverized coal samples for sieve analysis Collection of MOT Oil (Lub Oil) samples and other oil samples like Mill Gear Box Oil.
Tenders are invited for TTPS Operation Circle Chemical Division Bi - Annual Work Testing of coal collected from bunkers of all 5 units, Coal Jetty I & II - Testing of pulverized coal samples from one unit Testing of MOT oil and other LUB oil like Mill Gear Box Oil.