设主反应消耗NH3的量为Z,副反应消耗NH3的量为F
4NH3?5O2?4NO?6H2O?Q(主)Z 54 Z4NH3?3O2?2N2?6H2O?Q(副)F 3
4 FZ?F=0.112954Z?34F=0.1393?Z?0.11F?0.0029??0.110.1152?95.5% ??0.110.1129?97.4%5
t?VRq?2.5.01?250s V00对于全混流反应器,
tE(t)?1e???tF(t)?1?e??
F(250)?1?e?t??1?e?250250?0.632350F(250?350)?e?1?e?250?0.121
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第九章 均相反应器
(1)
A?R?S对于间歇操作反应器一级反应t?11kln1?xA30?11kln1?0.9
t?11kln1?0.99tln10030?ln10t?60s?t?30s(2)
A?B?R对于间歇操作反应器二级反应t?xAkc
A0(1?xA)t0.990?0.3?0.2?0.1?150mint0.9999?0.3?0.2?0.1?1650min(4)
A?B?R?S对于间歇操作反应器二级反应t?xAkcA0(1?xA)对于全混流操作反应器二级反应
??xAkcA0(1?x2A)t1??1?x?1?5A1?0.8??5t?50min
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(8)
CH3CHO?CH4?COyA,0?1.0?s?r?aA?a?1?1?11?1cnpA0???15.4mol.l?1VRT??VRq?cxAdxAA0V0?0(?rA)?cxAdxAA0?0k??cA0(1?x2A)??1?x?A??1xAkc?0(1?xA1?x)2dxAA0A0.4?1??4kc?1?x?x?A?4ln(1?xA)?
A0A?0(15)
C3H8?C2H2?CH3yA,0?1.0?1?1?1A?s?r?aa?1?1?rA?kpPA?kccA??VRq?cxAdxAA0V0?0(?rA)?cxAdxAA0?0kcA0(1?xA)1??AyA,0xA?1k?xA0(1?xA1?x)dxAA?1k(2ln11?x?xA)A?104?(2ln10.4?0.6)?1.233?104VR?1.233?104?2?10?2L?246.6L 33