Тепловая схема энергоблока К-330 ТЭС
Дипломная работа - Физика
Другие дипломы по предмету Физика
8;? D? = 1072 ?/.
???? 6 ????.
?????? ? 3=1.1
?????? ??????? ?? ????:
??=3*?/Z=1.1*194/6=35.6 ?/
???? ???? ???????? 44 ?/. ? ??? ??? ?? ???? ??????? ???????? ??????? ???? 5 ????:
? = Z*??/3=5*44/1.1=200 ?/.
??????, ?????? 100% ?????.
??? 2.3
??????? ????-?????? [6]
????????????2700/850/590????? ??? D, ??2700??? ??? ? b, ??850??????? D/ b0.315?????? ???? ??? U, ?/?83.4???? ????????? N, ??800???????? ?????? ????? ????? V?., ?3/153?????? ???? f0.089? ? z, ??12???????? ?, ?/44??? ???? n?, 1/??590
.8??? ???????? ???
??? ????? ? ??????. ???? ??? ???? ? ?? ??? ??? ? ???? ???????? ??????, ??? ???? ?????? ? ? 30-40% ?? ???????? ???.
?? ???? ???? ????? ???? ? ??? ?????? ??? ???:
??? ?? ???=0.05
??????? ??? ??? ????? ???? ???? ???? ??????????, ?????? ?,???? ?????
??=0.08
??? ??? ??? ? ????????? ??=0.03
??? ????? - ???????
???=0.1
??? ???? ????? ? ? ???? ????? ??????????? ?????
????=0.01
??? ?????? ???????
??.?=0.25
? ????? ?????? ???? ?????? ??? ?? ? ???????? ?.
????? ???? ? ??, ?/?, ???? ?????? ????? ?????? ????, ????????? ? ???? ?? ???? ????? ????? ?, q4, %:
??= ?(100- q4)/100=53.9(100-1)/100=53.4 ?/? [6]
.8.1 ??? ????? ??????
???? ?????? ??? ??? ??? ?????????, ??? ?? ????? ?? ??? ? ??.
???????? ????? ??????:
?= Bp*V0(??- ???- ??.? - ??)(tx+273)/273=
=53.4*4.26(1.2-0.05-0.25+0.03)(30+273)/273=234.8 ?3/?
?????? ??????? ??????
??= ?1 V? /Z=1.1*234.8*3600 /2=464.9*103 ?3/
?? ????? ??????
??= ?=4.8 ?
???= ?2 ??=1.15*4.8=5.52 ?
? ??? ??? ???? ?????? ???-32?
??? 2.4
??????? ????? ?????? [5]
?? V, ??. ?3/??? ???? ?, ????????? ? t, ???? ?, %??? ????, ?/??????????? ???? N, ??46555203087980729
???? ? ? ????? ??????:
e= V??* ???/ ?p=464.9*103 /3600*4.91*103/0. 87=728.8 ??
???? ??:
?=1.05 ????? ?, ?????? ? ????? ???? ? ??? ??????.e= Ne* ?=1.05*0.7288=0.765 ???
.8.2??? ????
????? ?, ????? ?????, ????? ??? ???? ??? ??? ??? ? ???????? ???? ??? ??? ??? ??? ????.
????? ????? ? V???:
V???= V?0+1.0161(a??-1)V0=5.01+1.0161(1.31-1)4.26=5.35 ?3/?, ??