PULVERIZED COAL CONCENTRATOR AND PULVERIZED COAL BURNER INCLUDING THE CONCENTRATOR
First Claim
1. A pulverized coal concentrator for a pulverized coal burner, the pulverized coal concentrator is fixedly arranged inside the pulverized coal burner and comprises a front part and a rear part, characterized in that, the front part is designed as a bowl-shaped structure, for guiding and concentrating an air-pulverized coal flow, and the rear part is designed as a cylinder-shaped structure, for maintaining a proper extension of the dense phase zone of the air-pulverized coal flow.
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Accused Products
Abstract
A pulverized coal concentrator for a pulverized coal burner, the concentrator is fixedly arranged inside the pulverized coal burner and comprises a front part (102) and a rear part (101), wherein the front part (1020 is designed as a bowl-shaped structure, for guiding and concentrating an air-pulverized coal flow, and the rear part (101) is designed as a cylinder-shaped structure, for maintaining a proper extension of the dense phase zone of the air pulverized coal flow. Also a pulverization coal burner is provided comprising the pulverized coal concentrator, in particular an internal combustion-type pulverized coal burner. The pulverized coal concentrator increases the adaptability of burner to coal quality, air velocity and pulverized coal density.
58 Citations
15 Claims
- 1. A pulverized coal concentrator for a pulverized coal burner, the pulverized coal concentrator is fixedly arranged inside the pulverized coal burner and comprises a front part and a rear part, characterized in that, the front part is designed as a bowl-shaped structure, for guiding and concentrating an air-pulverized coal flow, and the rear part is designed as a cylinder-shaped structure, for maintaining a proper extension of the dense phase zone of the air-pulverized coal flow.
Specification