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A platform for research: civil engineering, architecture and urbanism
Kiln tail flue gas secondary utilization device of lime rotary kiln calcination system
The invention discloses a kiln tail flue gas secondary utilization device of a lime rotary kiln calcining system, which comprises a preheating bin, the top of the preheating bin is provided with a limestone feed port and a waste gas outlet, and the feed port is arranged in the center of the top of the preheating bin; an inner cone device is arranged at the bottom of the preheating bin, a baffle is arranged on the periphery of the bottom of the inner cone device, and a plurality of discharging pipelines are arranged between the inner cone device and the baffle. A mixing space is arranged below the inner cone device, a plurality of air inlets are uniformly formed in the bottom of the inner cone device, and the preheating bin is communicated with the mixing space through the air inlets; an annular mixing pipeline is arranged below the mixing space, and a plurality of connecting pipelines are communicated between the mixing pipeline and the mixing space; according to the system, the kiln tail flue gas can be secondarily utilized to preheat limestone in the stock bin, heat in the kiln tail flue gas is fully utilized, and the heat efficiency and the energy utilization rate of the system are improved.
本发明公开了一种石灰回转窑煅烧系统的窑尾烟气二次利用装置，包括预热料仓，预热料仓顶部设置有石灰石的进料口和废气的出气口，进料口设置在预热料仓顶部的中心位置；预热料仓的底部设置有内锥装置，内锥装置底部的外周设置有挡板，内锥装置与挡板之间设置有多个下料管道；内锥装置下方设置有混合空间，内锥装置的底部上均匀设置有多个进气口，预热料仓与混合空间之间通过进气口连通；混合空间的下方设置有一根环形的混合管道，混合管道与混合空间之间连通有多根连接管道；本发明能够二次利用窑尾烟气对料仓内的石灰石进行预热，充分利用窑尾烟气中的热量，提高了系统的热效率和能源利用率。
Kiln tail flue gas secondary utilization device of lime rotary kiln calcination system
The invention discloses a kiln tail flue gas secondary utilization device of a lime rotary kiln calcining system, which comprises a preheating bin, the top of the preheating bin is provided with a limestone feed port and a waste gas outlet, and the feed port is arranged in the center of the top of the preheating bin; an inner cone device is arranged at the bottom of the preheating bin, a baffle is arranged on the periphery of the bottom of the inner cone device, and a plurality of discharging pipelines are arranged between the inner cone device and the baffle. A mixing space is arranged below the inner cone device, a plurality of air inlets are uniformly formed in the bottom of the inner cone device, and the preheating bin is communicated with the mixing space through the air inlets; an annular mixing pipeline is arranged below the mixing space, and a plurality of connecting pipelines are communicated between the mixing pipeline and the mixing space; according to the system, the kiln tail flue gas can be secondarily utilized to preheat limestone in the stock bin, heat in the kiln tail flue gas is fully utilized, and the heat efficiency and the energy utilization rate of the system are improved.
本发明公开了一种石灰回转窑煅烧系统的窑尾烟气二次利用装置，包括预热料仓，预热料仓顶部设置有石灰石的进料口和废气的出气口，进料口设置在预热料仓顶部的中心位置；预热料仓的底部设置有内锥装置，内锥装置底部的外周设置有挡板，内锥装置与挡板之间设置有多个下料管道；内锥装置下方设置有混合空间，内锥装置的底部上均匀设置有多个进气口，预热料仓与混合空间之间通过进气口连通；混合空间的下方设置有一根环形的混合管道，混合管道与混合空间之间连通有多根连接管道；本发明能够二次利用窑尾烟气对料仓内的石灰石进行预热，充分利用窑尾烟气中的热量，提高了系统的热效率和能源利用率。
Kiln tail flue gas secondary utilization device of lime rotary kiln calcination system
一种石灰回转窑煅烧系统的窑尾烟气二次利用装置
QIAO BIN (author) / GENG WENDONG (author) / WANG WENYU (author) / ZHANG PING (author) / FU GUOSHENG (author) / LIU XING'AN (author) / ZHANG PENG (author)
2023-06-23
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
Utilization method of kiln tail dedusting ash of lime rotary kiln
| European Patent Office | 2023
| Engineering Index Backfile | 1951