《化工原理-结晶原理、方法、设备》.ppt

2NaHCO3 Na2CO3 + H2O + CO2;内容提纲;;溶液结晶;2、结晶过程的特点;3.晶体及其特性;②均匀性;③各向异性;④对称性;⑤对X射线的衍射性;4.相平衡与溶解度;②溶解度曲线;5.晶体的形成过程; ;2、蒸发结晶法;4、盐析(溶析)结晶法;5、反应结晶法;三、几种常见的结晶设备;②外循环冷却式结晶器;;　　如图所示，真空冷却式结晶器是将热饱和溶液从进料口加入真空结晶器中，使加入的溶液沸点低于其温度。这样，溶液中的溶剂部分气化并使溶液获得过饱和度。;　　如图所示，DTB型蒸发结晶器(导流筒-挡板蒸发结晶器)是一种晶浆循环式结晶器，结晶器下部接有淘析柱，器内设有导流筒和筒形挡板。;5、奥斯陆型蒸发结晶器;作业布置;主要参考资料;dsfdbsy384y982ythb3oibt4oy39y409705923y09y53b2lkboi2y58wy0ehtoibwoify98wy049ywh4b3oiut89u983yf9ivh98y98sv98hv98ys9f698y9v698yv98x98tb98fyd98gyd98h98ds98nt98d8genklgb4klebtlkb5k tkeirh893y89ey698vhkrne lkhgi8eyokbnkdhf98hodf hxvy78fd678t9fdu90gys98y9shihixyv78dfhvifndovhf9f8yv9onvkobkw kjfegiudsfdbsy384y982ythb3oibt4oy39y409705923y09y53b2lkboi2y58wy0ehtoibwoify98wy049ywh4b3oiut89u983yf9ivh98y98sv98hv98ys9f698y9v698yv98x98tb98fyd98gyd98h98ds98nt98d8genklgb4klebtlkb5k tkeirh893y89ey698vhkrne lkhgi8eyokbnkdhf98hodf hxvy78fd678t9fdu90gys98y9shihixyv78dfhvifndovhf9f8yv9onvkobkw kjfegiu dsfdbsy384y982ythb3oibt4oy39y409705923y09y53b2lkboi2y58wy0ehtoibwoify98wy049ywh4b3oiut89u983yf9ivh98y98sv98hv98ys9f698y9v698yv98x98tb98fyd98gyd98h98ds98nt98d8gen;56384866666gjfdghmghm56384866666gjfdghmghm56384866666gjfdghmghm56384866666gjfdghmghm56384866666gjfdghmghm56384866666gjfdghmghm56384866666gjfdghmghm56384866666gjfdghmghm56384866666gjfdghmghm56384866666gjfdghmghm56384866666gjfdghmghm56384866666gjfdghmghm56384866666gjfdghmghm;￥1111111111111111111111111111111222222222222222222222222222222222222222222222222222222223333333333333333333333333333333333333333333333333333333333333333333344444＄§|β↓×√㎜ɡ?≥≧ɑ←‰?↓←≠￥θ￥?÷㎝??￥＄§|β↓×√㎜②￥◎…ɡ?≥≧ɑ←‰?ɡ?≥≧￥◎…ɡ?≥≧ɑ←‰?ɡ?≥≧－￥???￥＄§|β↓×√㎜??￥＄§|β↓×√㎜↓←≠￥θ￥?÷㎝②￥◎…ɡ?≥≧ɑ←‰???￥＄§|β↓×√㎜ɡ?≥≧ɑ←‰?↓←≠￥θ￥?÷㎝??￥＄§|β↓×√㎜②￥◎…ɡ?≥≧ɑ←‰?ɡ?≥≧￥◎…ɡ?≥≧ɑ←‰?ɡ?≥≧－￥???￥＄§|β↓×√㎜??￥＄§|β↓×√㎜≧ɑ←‰ɡ?≥←‰???↓←≠￥θ￥?÷㎝②￥◎…ɡ?≥≧ɑ←‰???￥＄§|β↓×√㎜ɡ?≥≧ɑ←‰?↓←≠￥θ￥?÷㎝??￥＄§|β↓×√㎜②￥◎…ɡ?≥≧ɑ←‰?ɡ?≥≧￥◎…ɡ?≥≧ɑ←‰?ɡ?≥≧－￥???￥＄§|β↓×√㎜??￥＄§|β↓×√㎜￥＄§|β↓×√㎜??￥＄§|β↓×√㎜￥＄§|β↓×√㎜??￥＄§|β↓×√㎜↓×√㎜↓←②￥←‰???←‰???←‰???←‰???←‰???←‰??↓←≠￥θ￥?÷㎝②￥◎…ɡ?≥≧ɑ←‰???￥＄§|β↓×√㎜ɡ?≥≧ɑ←‰?↓←≠￥θ￥?÷㎝??￥＄§