The utility model provides a carbide furnace gas cooling device, which relates to the technical field of cooling equipment. It includes primary settling tank, waste heat recovery device and secondary settling tank. The waste heat recovery device is set between primary settling tank and secondary settling tank. The waste heat recovery device includes multiple waste heat recovery devices connected in sequence. Each waste heat recovery device includes outer sleeve, inner sleeve and heat pipe. The inner sleeve is installed in the outer sleeve, forming a flow channel and flow channel between the inner sleeve and outer sleeve It is used to circulate high temperature gas; the heat pipe is radially distributed on the inner sleeve wall. The furnace gas cooling device of the utility model flows along the flow channel between the outer sleeve and the inner sleeve of the high-temperature furnace gas produced in the production process of calcium carbide, through the heat pipe for heat exchange, which can effectively reduce the furnace gas with the temperature of up to 600 \u2103 after passing the primary settling tank to 250 \u2103, and then the gas enters the secondary settling tank for settlement, which can effectively improve the recovery efficiency and reduce the temperature Low furnace gas temperature.
【技术实现步骤摘要】
电石炉炉气降温装置
本技术实施例涉及降温设备
,尤其涉及一种电石炉炉气降温装置。
技术介绍
电炉作为电石生产主体设备在生产环节中需要消耗大量电能。电石炉生产过程中,排放大量含尘高温炉气,炉气中CO的含量在70%左右,含有大量的可利用的化学潜能和显热。为了降低电石生产成本,多采用成本较低的沉降罐空气自然冷却方式进行炉气冷却,同时为了进一步压缩成本,在设计沉降罐的级数时,通常可以满足需求即可。但由于沉降罐冷却降温效果有限,在电石炉处理料面时,炉气温度上升。为了避免炉气温度过高致使过滤器布袋的烧损,则必须打开荒气烟道阀进行外排,无法满足环保要求;而且沉降罐降温效果差,炉气温度控制不下来,导致电石炉的负荷没有上升空间。
技术实现思路
(一)要解决的技术问题本技术的目的是提供一种电石炉炉气降温装置,用以解决现有的降温设备降温效果差,环保不达标的问题。(二)技术方案为了解决上述技术问题,本技术提供一种电石炉炉气降温装置,包括一级沉降罐、余热回收器及二级沉降罐,所述余热回收器设置在所述一级沉降罐与所述二级沉降罐之间,所述余热回收器包括顺次相连的多个余热回收器,每一个所述余热回收器包括外套筒、内套筒及热管,所述内套筒安装在所述外套筒内,在所述内套筒与所述外套筒之间形成流动通道,所述流动通道用于流通高温气体;所述热管呈放射状分布在所述内套筒筒壁上。其中,所述热管有多根,每根所述热管沿水平方向向下倾斜10°~20°。其中,靠近所述一级沉降罐的两个所述余热回收器上还分别安装有防冲刷护板,所述流动通道内炉气的流动速度为8m/s~10m/s。其中,所述防冲刷护板呈圆锥体状,其圆形端面 ...
【技术保护点】
1.一种电石炉炉气降温装置,其特征在于,包括一级沉降罐、余热回收器及二级沉降罐,所述余热回收器设置在所述一级沉降罐与所述二级沉降罐之间,所述余热回收器包括顺次相连的多个余热回收器,每一个所述余热回收器包括外套筒、内套筒及热管,所述内套筒安装在所述外套筒内,在所述内套筒与所述外套筒之间形成流动通道,所述流动通道用于流通高温气体;所述热管呈放射状分布在所述内套筒筒壁上。
【技术特征摘要】
1.一种电石炉炉气降温装置,其特征在于,包括一级沉降罐、余热回收器及二级沉降罐,所述余热回收器设置在所述一级沉降罐与所述二级沉降罐之间,所述余热回收器包括顺次相连的多个余热回收器,每一个所述余热回收器包括外套筒、内套筒及热管,所述内套筒安装在所述外套筒内,在所述内套筒与所述外套筒之间形成流动通道,所述流动通道用于流通高温气体;所述热管呈放射状分布在所述内套筒筒壁上。2.根据权利要求1所述的电石炉炉气降温装置,其特征在于,所述热管有多根,每根所述热管沿水平方向向下倾斜10°~20°。3.根据权利要求1或2所述的电石炉炉气降温装置,其特征在于,靠近所述一级沉降罐的两个所述余热回收器上还分别安装有防冲刷护板,所述流动通道内炉气的流动速度为8m/s~10m/s。4.根据权利要求3所述的电石炉炉气降温装置,其特征在于,所述防冲刷护板呈圆锥体状,其圆形端面套...
【专利技术属性】
技术研发人员:张锐,张景祥,唐宗党,范传国,李海龙,黄辛华,樊珍,陈文强,邱世旋,李东,姬爱军,王普续,郭庆喜,贾富,
申请(专利权)人:鄂尔多斯市君正能源化工有限公司,
类型:新型
国别省市:内蒙古,15
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