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1 Oat ng�p m1csc
2 D9ng v�t hQC c6 XU'dng song
3 09ng v�t h9c khong xuong song
4 Sinh thai hQc con trimg
11 Be) sach ye cong ngh� sinh hQC
khoa h9c cua cong ngh� sinh h9c
T_iip ha/: Cong ngh� sinh flQC te bao
GS TSKH Thai Tran Bai
PGS TS Tr/nh LeHubg PGS TS PhwnVanTy
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; 187B T�i Da Nlng: S6 15 Nguyen Chf Thanh; 56 62 Nguyfa1 Chf Thanh:
Chi nhiinh cong 1.y C6
T�i Thanh ph8 cj'n lha: So 5/"), 30/4;
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Trang 180cit ho�c
nghi�n nho
Hinh � 3.13 Sa �6 qua �rin� 5am }mat etarml nhien ii�u bang cong ngh� thuy �him valen men dong tha1 (S1m1 dt.iii1eows saccllarificatkm tilli1dl formentatiom�SSF)
Tuy nhien, ban than quy trlnh ch.rang hoa va len men d6ng thoi cilng con
g�p nhi�u kh6 khan d� c6 th� th11ong m0i hoa, vi Slf khac nhau giii'a nhiet do
toi uu cho hot;lt d9ng cua enzym xenlulaza ( 45-50°C) va nhi�t d¢ thich h�
cho vi sinh v�t len men etanol (28-35°C) Ngoai ra, m9t so thanh phan cua
djch thuy phan sinh khoi va etanol t�o ra ciing tac d<)ng UC che len enzym
iJ.J c6NG NGIHlig lEN MEN sAN xuAT METAN rlOJ s�NIHJ rt(IHJO�
() di�U ki�n ly tUOilg, CU' 10kg chat hfiu CO' kho CO thi san XUat dUO'C 3m3
khf sinh h9c (biogas) du M dun nau khoang 3 gio, thap sang 3 gio ho�c lam
lc:1nh 24 gio v6'i thiet bi thfch hqp Trong thlfc te, khf gas dUQ'C xem nhu la
mc;>t phan cung cap nguon nang luqng cua the gi6'i Trung Quoc la nu6'c tieu
th9 khf gas Ian nhat v6'i tren 7 tri�u CO' s6 san xuat khi gas cung cap luqng
khf gas ttto'ng duang 22 tri¢u tan than da
Biagas duqc SU dt;1ng d� dot n6ng ti;!O hoi nu6'c Chi;!y may phat dien va &
C�lifomia (My) m9t nha may da cung cap di�n ming cho 20.000 gia dlnh
bang each u pha� trau, bo tc:10 khi metan
Hinh 13.14 Vi sinh v�t san si111h I-chi metan
Nhtr v�y, san xuat khf metan tv cac nguyen li�u hfru co bang len men ky khf nham cung cap nguon nang lU'Q'ng c6 gia tri cho nhi�u ill!JC cHch Slf d�mg Qua trlnh len men san xuat khi metan tu chat thai gia.u chat hfru CO' OUQ'C trlnh bay chi tiet 6 chmmg 12 Co che cua qua trlnh san sinh khf metan trai qua 4 pha (giai do<;ln) dtrqc tom tat tren hlnh 13.14
I-fi�n nay? vi�c san xuat khi metan tir sinh khoi dma du-qc cac nha d�u
tu quan tam phat tri�n san xuat guy mo Ian, nhung vt m�t thu cong thl qua trlnh nay c:;6 gia tri cung cap nguon nhien li9u hfru hi�u Nhung v� an toan moi truong, vi¢c phat tri�n san xuat khi metan, cfing can duqc quan tam, vl m()t phan tu khf CH4 thoat vao trong khong khf, lam n6ng Trai Dat len 21 lan so v6'i khf CO2, do d6 can thu h6i tri¢t M Tuy nhien, phuong phap san xuat nay chua mang lc:ti hi¢u qua kinh te 6 muc dQ san xuat cong nghi¢p
Do d6, nhung tranh lu�n nay van con tiep <lien va t�p trung vao cac' diim chfnh sau day:
1) Qua d6i dao me tan c6 trong tlf nhien, qi th� trong cac l'inh vlfc khf tlf
nhien Va rinh VlfC dau khf
2) San xuat metan bang phuong phap khi hoa long'ttr than da kinh te haphon
3) San xuat khi metan nho vi sinh v�t ditt hon so v6'i khf tl! nhien
4) Tinh toan gia thanh luu gifr, v�n chuy�n va phan phoi nhien li¢u khisan xuat 6 muc d9 I6'n thlfc Slf chu·a kinh te
5) Khf metan khong th� si'.r dt;1ng cha xe c9, chuytn hoa sang trC;1ng thaikh6 va dat
353
Trang 195fP�ziru U11l\Jf �«310: lUJni� <0l�lf'UIGJ «;�WU19J rog�il'? vu §Dlf'n� v�rR
CHrnrm11g (j, C6H1lg 1rngH11¢ Ilenll fl1!1lCilll �nmg iche /l)nie1rn H11ll_li'C Jpi1u�nm1
6.1 Cac san phAm Icn men trong chc bicn tht,rc pha'm
6.2 (fog d�mg vi sinh v�H trong san xuat do uong c6 c6n
6.3 lJng d1,mg lcn men lactic trong che bicn tlrnc phf{m
Omm111J 7 C(61rng nngll11� u�n11 nmHeilll s21H11 x.DJialt 1r»rnltdm1 drnrn lb210
7.1 Ngu6n protein ttr sinh khoi vi sinh v�t
I05 10.5 J.06
124
144
144 7.2 Vi sinh v�t dung trong san xuat protein dan b2io (SCP) J.45
7.3 Ccmg ngh¢ san xuat SCP tll' cac nh6m vi sinh V�ll 146
7.4 Quy trlnh cong ngh¢ s,in xuat protein don bao (SCP) ttr sinh khoi vi tao 152
CHmrnrng 8, Con-ng Illlgh¢ S21Il11 Xllllalt vili runrng din.mg enu:ym vii snn11ll11 v�lt 157
8.1 Khai ni¢m ca ban ve cong ngh¢ cnzym 157
s.2 Ung d1.,mg cong ngh¢ enzym 178
8.3 Ml;IC dich va cac yeu cau chu yeu d� xay dl;l'ng m6'i ho:;ic cai tien
cac quy trlnh c6ng ngh¢ san xuat enzym
8.4 Tuy6n ch9n vi sinh v�t c6 kha nang sinh enzym cao
8.5 Phuong phap nuc)i cay vi sinh v�t M san xuat enzym
8.6 Tach chiet va Linh S<;tch che pha'.m enzym
CB11mrng 9 Collllg Hllghf Ilcllll fflCHll §3ff"II Xllll211t de sam pRll.a\Illfll ftrno dl()H dnalt
(lb�k m<)it)
9.1 Cac chat trao d6i sa cap
9.2 Cong ngh¢ Ien men si:in xuft't cac axit amin
9.3 Cong ngh¢ Jen men san xuat axit xitric
Clhimmg rn CoHllg Tfllgilll� llclfll IlllllCRll sam X:!Ulalt c:k du»lt ltnw idl()O ltll1!n:ir cap
10 l Ck chat trao d6i thu cap
10.2 Cong ngh¢ Ien men san xuat khang sinh
10.3 Cong ngh¢ len men san xuat penixilin
l 0.4 Ban t6ng hcJp cac chat khang sinh tu penixilin
12.3 Xfr ly nu6'c thai vu1 11:, :1!lH.l\ .llJL5.l!llU·P -·cc· ",.-.;cs.··:··,,-.,·
12.4 Cac phuang ph,1p sinh b9,c�x-ifJy:111ft'q9/Jl!iiiir:,_.·)'
CJJ-onm11g B Ct'mg Hllgh� sa1111 ,mat nhien li¢u sinh b<,>c 13.1 SJ! phat sinh nhien li¢u sinh hQc
13.2 Cong ngh¢ len men san xuat etanol nhien li'¢u tfr sinh khoi 13.J Cong ngh¢ len men san xuat metan tu sinh khoi,
Clhlllll'Oll1lg il4l Un11g <llnfllfllg d11rumg vn sinh v$1t ltan i6 Illlqp ltrnllllg sam Xllllalt m(>lt
s6 d11a1t ho�lt ltfollll sinln Du_>c
14 l San xuat insulin bang cac chung vi sinh v�t t.:ii t6 hc,:tp14.2 San xuat interleukin-2 chong ung thu bang chung vi sinh tai t6 hqp 14.3 San xuat interferon cua nguoi bang cac chtmg vi sinh v�t tai t6 hqp 14.4 San xuat hormon sinh truong nguai nho chung vi sinh tai t6 hqp
Dap lll!ll dhn Mi OD1l i.$JP
Tao �o�llll ltlrnm lkMo
Trang 196Chiu trach nhi¢m xucft bdn:
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TRAN NHA,'r TAN
Bien t<jp n(ii dung va sfra bdn in:
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Trinh bay bia:
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Cd SO CONG NGH� \fl S�NH V�T VA UNG DVNG
(Dung cho sinh vien cac tn.tong D�i h9c, Cao d�ng c6 lien quan den
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In 1.000 ban (Q8: 20), kh6 16 x 24 cm In ti?i Cong ty C6 phan In Ha N9i
Dia ch,: Lo 6B, CNS Cl;lm cong nghi$p Ng9c H6i, huy$n Thanh Tri, Ha N¢i S6 DKKH xuat ban: 195 - 2010/CXB/27 - 249/GD
In xong va n¢p llru chieu thang 5 nam 2010