?????????????????????????й??
?????????????
?? 1??????????????????????????????????????????
????2??????е?????????У?????Hcl??SOx??NH3?????
????3?????????????????????????????
????4????????б??a,aС??a???????A??0??????????????
????5??????????????????????
????6??????????????????????θ????
????7??????????????????????????????Q??AV????A??????QС????V?С??V?С????????
??????????????????????????????????????Ч?????Ч?档
?????????????????
????2??????????????????????????е??????????????????????????????????????????????
????V?????22 ??x-12??/3 K
??????У?x--??????????
????K--?????????????????????????K??1??2
????3???????????????????????????
??????????V??????????????????????????????????????????????????????????????????????????????P??裼P?????·??????????Q?裬???????V?????????????????????????????????????????????????????????????????????????????????????24?????????????????????????????????V?製20m/s????????????1.2??V???20×1.2??24??????Q???22546m3/s??P??製8200Pa???????????????￡?
????V?????22????x-12??/3 K=22 ??24-12??/3 0=26
????Q??=V???/V?×Q??=26/24×22546=24425??m3/h??
????P???=V???/V?×8200=26/24×8200=8883Pa.
????4????????????
???????????????????????????????????????????????????Ч????????????
??????1????????й???????????????????????????????μ???????r?1.2Kg/m3??????????????????Q?????P??????????????1000m??????????????????P????Q??????????????????????????????????????????С??1??2Kg/m3??????????????P????????P???????????????????
??????2???????????????
???????????￡??????Ns??25??40??????????????????????????????????????????????????Ч????????????????9-19??9-26?????????????????????????Ч?档
????5?????????????
??????1????????D????????A??Q??/V??=??24425/3600??/20=0.339??
????D=2×√-A-p=2×√-0.339-p=0.66m??
??????2?????????????????????????????????С??
??????3?????????????????????
??????4???????????庬?а???HCL??H2S??SOx??????????????ò?????塣??SUS304??SUB316???塣
??????5???????????????????????????????
??????6??????????????????????????????????????????????????????????????
??????7??????????????????????????????λ???????????????д????
??????8?????ù?????2?????????????????????????У??????????????????????????????????2?
??????9?????????????????????????????"???e???Σ????"??????????
??????10?????÷???????????÷???????
????6????????????м????????
7.??????棺????????
