System for improve unit start speed

• Main Authors: LIU BIN, SONG JIHU, LIU PEIHONG, QIN SHIXIAN, ZHANG CHUNJIE, WANG GANG, WU LUDONG, ZHAO YONG, LI MINGTAO
• Format: Patent
• Language: Chinese; English
• Published: 05.10.2016
• Subjects: AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHINBOILERS; BLASTING; CONTROLLING WATER LEVEL; FEED-WATER SUPPLY; HEATING; LIGHTING; MECHANICAL ENGINEERING; PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER; STEAM GENERATION; WEAPONS

The utility model discloses a system for improve unit start speed, including an auxiliary steam header and the 2nd auxiliary steam header who links to each other, an auxiliary steam header and the 2nd auxiliary steam header are all continuous through pipeline and the cold section of unit, are equipped with a first pitch and a non -return flap on the pipeline between the cold section of an auxiliary steam header and unit, and first valve is parallelly connected with the first pitch and a non -return flap of series connection, and a first pitch and a non -return flap are equipped with first preceding pipe valve and first back pipe valve, be equipped with second pitch and the 2nd non -return flap on the pipeline between the cold section of the 2nd auxiliary steam header and unit, the second valve is parallelly connected with the second pitch and the 2nd non -return flap of series connection, and second pitch and the 2nd non -return flap are equipped with before the second pipe valve behind pipe valve and the sec