Computer-Aided Exergy Sensibility Analysis of Nitrobenzene Production through Benzene Nitration Using an Acid Mixture

Table 2

Chemical and physical exergy of process streams.

Stream	Chemical exergy (MJ/h)	Physical exergy (MJ/h)	Stream	Chemical exergy (MJ/h)	Physical exergy (MJ/h)
1	41,713	0	17	4,589,949.70	2,563.07
2	4,030,344	0	18	4,589,949.70	2,481.18
3	3,990,556	0	19	358,369,816	137.944
4	635,381.8	0	20	176,954.46	0
5	123,897,699	0	21	163,513.4	0
6	146,083,466	10,350.6	22	265,086.56	0
6′	127,097,215	6,824.42	23	767,249.69	6.73
7	334,304,985	0	24	357,901,218	85.38
8	369,388,411	0	25	2,157,138	2070.86
9	502,446,269	13,920.2	26	322,890,467	186.589
10	501,947,287.1	14,510.5	27	3.23E + 08	15.77
11	501,679,934	14,592.6	28	37,068,405.19	1137.11
12	501,719,536	14,632.1	29	35,089,089	95.01
13	481,857,776	5,513.99	30	177,741.67	58.33
14	124,641,474	5,674.97	31	35,052,665	5.67182
15	140,468,450	15,567.4	31′	35,052,665.3	0
16	123,266,375.1	0