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洪微 《硫磷设计与粉体工程》2023,(2):7-10+5
以我国西南某钢铁厂烟气脱硫装置的生石灰粉贮运系统为例,根据当地气候特点结合生石灰粉料的物料性质,对该贮运系统进行了优化配置,如生石灰粉料仓采用双曲线圆形钢筒仓,并配置了钢筒仓保温、定量给料设备、流化设备,较好的解决了因生石灰粉贮运过程中吸潮、结拱等问题。 相似文献
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An approach is presented to detect faces and facial features on a video segment based on multi-cues,including gray-level distribution,color,motion,templates,algebraic fatures and so on .Faces are fist detected across the frames by using color segmentation,template matching and artificial neural network.A PCA-based (Principal Component Analysis) feature detector for still images is then used to detect facial features on each single frame until the resulting features of three adjacent frames ,named as base frames,are consistent with each other.The fatures of frames neighboring the base ,frames are first detected by the still-imagte feature detector,then verified and corrected according to the smoothness constraint and the planar surface motion constraint.Experiments have been performed on video segments captured under different environments ,and the presented method is proved to be robust and accurate over variable poses ,agtes and illumination conditions. 相似文献
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山东某长石矿石除铁增白选矿试验 总被引:1,自引:0,他引:1
山东某长石矿石属高含铁量长石矿石,铁赋存于铁矿物、云母、黄铁矿及一些含铁碱金属硅酸盐中。为了从该矿石获得陶瓷工业用高品级钾长石原料,对其开展了除铁增白选矿试验研究。试验根据矿石性质,采用磨矿-按20 μm脱泥-高梯度磁选脱除磁性铁-乙黄药浮选脱除黄铁矿-十二胺+煤油浮选脱除云母-ZL-1浮选脱除含铁碱金属硅酸盐工艺流程,经系统的条件试验,最终获得了产率为76.24%、Al2O3回收率为80.31%的长石精矿,其Al2O3含量为16.05%、K2O+Na2O含量为12.50%、Fe2O3含量为0.09%、白度为67.26%,达到陶瓷行业用钾长石精矿一级品质量标准。 相似文献
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