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  • 7/23/2019 Cnsx Du Thc Vt_ Th 4_ Tit 4-6

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    TRNG I HC CNG NGHIP THC PHM TP. HCM

    Lp: 03DHTP3

    Mn h: Cn! n!h" #$n %&'( )*& (h+ ,-(

    TI/ L/N

    T1n 2 (45:

    CNG NGH 67N 8/9T D/ / PH;NG NG PH?P @P NHIT

    Nhm thc hin:

    Gio vin hng dn: Nguyn Vn Chung

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    DANH 6?CH NHBM 6INH IN THC HIN

    6TT H ,4 (1n N!4E (hFn!n #5nh

    M66 Ch JK

    Nguyn Ngc Kha !"#"$##% !&$!!'

    Nguyn ( )h*ng (inh +"%"$##% !&$!++%

    3 ,-i .hin /i0u $$"1"$##% !&$!!#!

    .23n ( .hi Ng4 !%"&"$##% !&$!++&

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    MOC LOC

    PHN M /

    PHN TQNG /AN$5 Gii thiu v6 c7y 89u h;ng

    $5$5 Ngu h7n ?= din t@ch vA Bn DEng

    $5!5 .Fnh hFnh Bn uHt 89u h;ng I Vit Nam

    $5+5 Cc gi=ng 89u h;ng I Vit Nam

    $5%5 .hAnh h3n Binh ha cJa ht L9u h;ng

    $5&5 Gi t2M inh t0 cJa c7y 89u h;ng

    $5&5$5 Gi t2M dinh dOng$5&5!5 Gi t2M uHt hPu

    $5&5+5 Gi t2M cQng nghi

    $5&5%5 Gi t2M nQng nghi

    !5 Gii thiu v6 d3u 89u h;ng

    +5 Rn hPm d3u 89u h;ng 8ang tiu thS t2n thM t2Tng hin nay

    8S DNG / TRUNH CNG NGH

    $5 ChU tiu chHt DEng cJa 89u h;ng d-ng DAm nguyn Diu cho Bn uHt d3u 89uh;ng .CVN !+1+ W $##+X

    $5$5 L=i vi Yu 89u h;ng

    $5!5 L=i vi ht 89u h;ng

    !5 NaZ/: d-ng t2ong Yu t2Fnh Duyn i6m> yu c3u ha chHt c 8; tinh hi0t cao>hQng Dn t chHt5

    +5 [u c3u v6 chHt hH hS

    %5 \uy t2Fnh cQng ngh Bn uHt d3u 89u h;ng

    &5 .huy0t minh Yuy t2Fnh cQng ngh

    &5$5 ,c tch v]:

    &5!5 Nghi6n

    &5+5 Chng BHy ?;t nghi6n

    &5+5$5 Chng BHy ?;t nghi6n nh^m mSc 8@ch Bau:

    &5+5!5 Chng BHy ?;t nghi6n c th_ d-ng hai ch0 8;:

    &5+5+5 Nh4ng ?i0n 8`i y 2a t2ong Yu t2Fnh chng BHy:

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    &5+5%5 )h*ng h vA thi0t ?M chng BHy:

    &5+5&5 ;t B= yu c3u cQng ngh t2ong cQng 8on chng BHy:

    &5%5 b d3u

    &5%5$5 C* ch0 cJa Yu t2Fnh :

    &5%5!5 Cc y0u t= nh hIng 80n hiu BuHt :

    &5%5+5 .hi0t ?M :

    &5&5 (Am Bch:

    &5'5 e Df hQ d3u:

    &55 .hJy ha

    &515 .2ung ha

    &515$5 Sc 8@ch:

    &515!5 Nguyn tc:

    &515+5 \u t2Fnh t2ung ha:

    &5#5 jea> RHy d3u

    &5#5$5 jea d3u

    &5#5!5 RHy d3u

    &5$5 \u t2Fnh tPy mAu:

    &5$$5 \u t2Fnh he m-i:'5 R c= cQng ngh vA cch hc hSc

    '5$5 .2ung ha:

    '5!5 .Py mAu> Dc:

    '5+5 Khe m-i:

    5 R c= thi0t ?M:

    TVNH TW?N NG/N LI/

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    DANH MOC HUNH 7NH

    /Fnh $: C7y vA ht 89u h;ng5555555555555555555555555555555555555555555555555555555555555555555555555555555555555555!

    /Fnh !: k3u 89u h;ng555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555551

    /Fnh +: k3u 89u h;ng ,o ln5555555555555555555555555555555555555555555555555555555555555555555555555555555555555#

    /Fnh %: k3u hSng Ti .hanh5555555555555555555555555555555555555555555555555555555555555555555555555555555555$

    /Fnh &: k3u 89u h;ng .Tng ln5555555555555555555555555555555555555555555555555555555555555555555555555555555$

    /Fnh ': k3u 89u h;ng Z2in5555555555555555555555555555555555555555555555555555555555555555555555555555555555555555$

    /Fnh : k3u 89u h;ng lmami55555555555555555555555555555555555555555555555555555555555555555555555555555555555$

    /Fnh 1: \u 89u h;ng555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555$+

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    /Fnh $$: y ?c tch v] 89u h;ng55555555555555555555555555555555555555555555555555555555555555555555555555$

    /Fnh $!: y nghi6n ?a555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555$#

    /Fnh $+: N

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    DANH MOC

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    PHN M /

    .2ong cc ngAnh cQng ngh thc hPm> d3u thc v9t chi0m m;t vM t2@ 2Ht Yuant2ng5 NgoAi f nghqa t2c ti0 v6 mrt nhit DEng vA Binh Df 8=i vi ngTi> d3u thcv9t cn DA nguyn Diu c3n thi0t t2ong ngAnh ch0 ?i0n vA ?o Yun thc hPm> D*ngthc5 ko 8> vic 8Py mnh ngAnh cQng nghi ch0 ?i0n D*ng thc vA thc hPmhQng th_ tch 2Ti vic ht t2i_n cc ngu ngTi ta 8 tFm 2a nh4ng ?in h t@ch cc 8_ hn ch0 mc Be dSnghorc ti0n ti hQng Be dSng d3u thc v9t t2ong m;t B= ngAnh cQng nghi hc 8_ utin cung cH d3u thc v9t cho cc nhu c3u n u=ng vA ch0 ?i0n D*ng thc> thc

    hPm5

    k3u thc v9t 8 8Ec Be dSng t2ong Bn uHt csng nh t2ong 8Ti B=ng t 2Ht D7u>87y csng ch@nh DA m;t ngu Df tIng cho chin> nng> chin gin vi nhi6ud3u5 k3u 2Ht h` ?i0n t2ong Pm thc ch7u ni chung vA Vit Nam ni 2ing5

    Rong Bong vi Yu t2Fnh Be dSng d3u thc v9t> cQng ngh ch0 ?i0n d3u csng 2Ht

    ht t2i_n> t h7u chi0t tch thu d3u thc v9t 80n thu9t tinh Duyn gi d3u thc v9tc chHt DEng cao h*n5

    .2ong ?Ai ti_u Du9n nAy nhm wm in t2Fnh ?Ay v6 cQng ngh Bn uHt d3u 89uh;ng ?^ng h*ng h nhit vA Yuy t2Fnh tinh Duyn d3u 89u h;ng5 .2ong Yut2Fnh thc hin 86 tAi nAy> chng wm 8 c= gng tham ho nhi6u tAi Diu chuynngAnh> tFm i0m chn Dc nh4ng thQng tin ch@nh c nhng vF t2Fnh 8; chuyn mQncn nhi6u hn ch0 nn h t2nh h]i nh4ng Bai Bt5 Chng wm 2Ht mong nh9n 8Ec Bg f cJa th3y 8_ n;i dung cJa ?Ai ti_u Du9n nAy 8Ec hoAn thin h*n5

    Chng wm in ch7n thAnh cm *nx

    1

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    PHN TQNG /AN

    . G55 (h5"& , ^E 2-& ph_n!

    L9u h;ng> cn 8Ec gi DA Dc hay 89u hSng danh h hoa hc:ArachishypogaeaX> DA m;t DoAi c7y thc hPmngn ngAy thu;c h L9uc ngu hFnh DQng chim vi ?=n D cht> @ch thc D cht dAi $W cm vA 2;ng $W+ cm5 /oadng hoa 89u 8i_n hFnh mAu vAng c 8i_m g7n 8]> cu=ng hoa dAi !W% cm5 Rau hi thS

    hHn> Yu ht t2i_n thAnh m;t dng Yu 89u dAi +W cm> cha $p% ht nhX> vA YucJX thTng dHu u=ng 8Ht 8_ ht t2i_n5 .2ong danh h hoa hc cJa DoAi c7y nAythF h3n tn chU t@nh chHt DoAi c hyogawa nghqa DA di 8Ht 8_ chU 8rc 8i_m Yu

    8Ec dHu di 8Ht5

    L9u h;ng DA c7y thc hPm> c7y c d3u Yuan t2ng5 .2ong B= cc Doi c7y htc d3u t2 89u h;ng 8ng th hai Bau 89u t*ng v6 dint@ch t2

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    R h7n ?= cJa 89u h;ng: L9u h;ng 8Ec t2 .2ung \u=c> > ,2ain vA lchwntina5 /in nay I cc nc nh Ghana>aDavi> aDi> QmaDi> Rudan> .hi (an> Vit Nam din t@ch t2

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    . nm !$ 80n !'> din t@ch t2 8rc

    ?it nng BuHt 89u h;ng tng t $5%1 tHn"ha Dn $5+ tHn"ha5 Nng BuHt 89u h;ng DintSc tng t ! th9 { t2I Di 87y c-ng vi vic mI 2;ng din t@ch t2 Vk NgQ .hM (am Giang> !&X~ gi=ng k> ($%> (1> ($1 NgQ .h0k7n> Nguyn u7n / !X~ gi=ng L.$> L.! ( .i0n ksng> !!X~ gi=ng /( !&/oAng Kim> )hm Vn Ngc> $###X vA m;t B= gi=ng 8ang ho nghim din 2;ng

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    \unh .h> !&X5 Khi ho nghim cc gi=ng 89u h;ng I nhi6u v-ng Binh thi Yuacc vS t2 D cmAu anh> v] Dng> v] Yu m]ng> v] DSa5

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    Tjz $>1 W !># $># W %>' !>$

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    Rn hPm ch@nh cJa c7y 89u h;ng DA ht 89u h;ng5

    /t 89u h;ng DA Doi ht to vA c cha nhi6u dinh dOng5 .2ong ht h3u nhc 83y 8J cc chHt 8i din cho tHt c cc nhm chHt ho hc h4u c* vA 2Ht nhi6u chHtvQ c* nh Diid> 2otwin> gDucid> vA cc amin .2ong 8 Diid d3uX chi0m tU D DnnhHt> Bau 8 DA 2otwin vA gDucid5 N cung cH m;t ngu t2ong hi t2M B= I 89u t*ng DA %$$caD> go t DA+&+ caD> thMt DEn nt DA !1'caD

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    .2n thM t2Tng th0 gii> 89u h;ng DA mrt hAng cJa nhi6u nc5 ko gi t2Mnhi6u mrt cJa ht 89u h;ng nn cha ?ao giT 89u h;ng mHt thM t2Tng tiu thS5 .hwoB= Diu cJa lZ $###> hin 8ang c $ nc 8ang t2 gi t2M 89u h;ng chi0m 1 gi t2M uHt hPu> I Nigi2ia chi0m ' gi t2MuHt hPu5/in nay c & nc uHt hPu 89u h;ng chJ y0u> 8 DA: .2ung \u=c> >l2gwntina> zn L; vA Vit Nam5 Cc nc hi nh9 hPu 89u h;ng DA Nh9t ,n>|n8Qnia> Canada> )hiDiin> Lc Vit Nam Bn DEng 89u h;ng uHt hPu dao8;ng t $p$+ nghFn tHn5 Kh=i DEng uHt hPu t nm $## 80n nay c chi6u

    hng tng> tuy nhin B tng Hy cn I mc 8; ch9m5 rt hAng uHt hPu chJ y0u DAht> Bong v6 chHt DEng cJa chng ta cn 2Ht thH vF @ch cO ht nh]> hAm DEng d3uthH nn gi t2M cha cao5 Nm $##> Bn DEng cJa uHt hPu Vit Nam chU 8t nghFn tHn t2ong hi t`ng Bn DEng Bn uHt 2a DA !$+ nghFn tHn5

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    ht t2i_n> ngTi ta ch0 ?i0n nhi6u mrt hAng thc hPm c gi t2M t 89u h;ng nh89u h;ng 2t d3u> ?* 89u h;ng> chao>homat B4a> B4a 89u h;ng 8Ec Be dSngch0 ?i0n nhi6u Doi thu=c t2ong y dEc> d-ng DAm d3u nhTn 8_ oa my> ?] t2Sc w>Doi d3u Hu d-ng 8_ nHu A hng5

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    Hnh : D*& phxn! Mf|5 Thnh

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    Hnh : D*& 2-&ph_n! A5

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    8S DNG / TRUNH CNG NGH. Ch (51& h'( efgn! q 2-& ph_n! )n! e4 n!&E1n e5"& hz #$n %&'( )*&

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    Hnh . &$ 2-& ph_n!.. a5 ,5 hi( 2-& ph_n!

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    m. Th&Ek( 5nh r&E (jnh n! n!h"m.. h*n n4a v] 8m nhim chc nng ?o v c* hc cho Yu horc ht d3unn 8; ?6n cJa v] Dn h*n nh7n 2Ht nhi6u n0u 8_ v] B g7y h hn cho Yu t2FnhX5 rt hc> mu=n hiu BuHt tch d3u cao> cc t0 ?Ao nh7n c3n hi 8Ec h vI t2it8_ nh^m gii hng d3u 2a I dng t do nn hi Yua cQng 8on nghi6n> ch@nh vF v9y

    ?c vA tch v] t2c hi nghi6n nh^m vAo cc mSc 8@ch Bau:

    .o 8i6u in cho vic nghi6n nh7n 8Ec d dAng> 8t 8; nh] mong

    mu=n> Gim t`n thHt d3u t2ong Bn uHt vF v] c t@nh ht d3u cao5

    NgoAi 2a> v] DA n*i t9 t2ung nhi6u chHt mAu> n0u hQng ?c v] t2c hi >

    di nh hIng cJa nhit 8; cao chHt mAu tan mnh vAo d3u DAm cho d3u c mAu Hu5L_ hiu BuHt ?c v] cao> h=i nguyn Diu hi 8 t2ong Yu t2Fnh ?c tch v]> 8; Pm cJa nguyn Diu 8ng vai t2 2HtYuan t2ng5 N0u nguyn Diu Yu hQ hi vAo my t B DAm cho nguyn Diu ntnhi6u> cc vSn vO nAy thwo Yut ht 2a ngoAi DAm t`n thHt nguyn Diu> t2ong t2TnghE nguyn Diu Yu Pm> v] hQng 8J 8; dn cho vic ?c tch nn hiu BuHt m5;t B= nguyn Diu c v] m]ng vA dai nh 89u nAnh hQng c3n hi ?c tch v] vF

    g7y Yu nhi6u t`n thHt5 VF th0 t2ong B* 8< cQng ngh Bn uHt d3u 89u nAnh hQng ccQng 8on ?c tch v] cho d- DEng d3u t`n thHt t2ong Yu t2Fnh Bn uHt c tng Dn5

    i Doi nguyn Diu cha d3u c 8; ?6n c* hc hc nhau nn 8=i vi mi Doinguyn Diu hc nhau ngTi ta d-ng cc Doi my ?c v] c c* cHu hc nhau5 CcDoi my nAy thTng da vAo cc nguyn tc c* ?n nh Bau:

    )h vI v] nguyn Diu do ma Bt vi ?6 mrt nhm> h*ng h nAy da

    t2n c* BI DA hi nguyn Diu vAo my vi v9n t=c c 8Mnh> y 2a B ti0 c

    vi gi4a ?6 mrt nguyn Diu vi ?6 mrt nhm cJa thi0t ?M> t 8 hFnh thAnh Dccn hm B chuy_n 8;ng cJa nguyn Diu DAm v] ?M t2c 2a h]i nguyn Diu5 )h vI v] nguyn Diu do 0t Yu cJa B va 89 Dn m;t ?6 mrt 2n>

    h*ng h nAy da t2n c* BI nguyn Diu chuy_n 8;ng vi v9n t=c nAo 8 va89 Dn m;t ?6 mrt 2n csng 8ang chuy_n 8;ng5 )h vI v] nguyn Diu da vAo Dc ct ?^ng cc c* cHu dao> nguyn Df c*

    ?n cJa h*ng h nAy DA hi nguyn Diu vAo hw gi4a cJa cc dao chuy_n8;ng vA dao tqnh> cc DOi dao ?= t2@ t2n cc 8qa B t v]> gii hng nh7n5

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    )h vI v] nguyn Diu ?^ng Dc nn t2ong cc hw cJa cc t2Sc Yuay5

    Nguyn Df c* ?n I 87y DA hi nguyn Diu 2*i vAo hw cJa cc t2Sc Yuay> ht ?Mnn> v] ?M nt vA tch 2a h]i nh7n5

    Cc thi0t ?M ?c tch v] thTng 0t hE $>! hay + nguyn tc t2n5 Rau hi ?c

    v]> ta 8Ec m;t hn hE g 8_ h7n chia hn hE nAy> ngTi ta thTngd-ng BAng> h*ng h h@ 8;ng hc horc 0t hE c hai h*ng h nAy5 ;t B=thi0t ?M ?c tch v] thTng d-ng nh Bau:

    m.. N!h5n

    .-y thu;c vAo nguyn Diu cha d3u mA 8=i tEng 8a vAo nghi6n c th_ hc

    nhau: DA ht nguyn> n0u nguyn Diu cha d3u hQng c3n hi ?c v]> DA nh7n hthorc hQ d3u n0u d3u hai D3n> m;t D3n t nh7n ht vA m;t D3n t hQ d3uX horcnguyn Diu 8a vAo nghi6n c th_ I dng mnh nh c-i da hQ555

    Nghi6n nguyn Diu nh^m cc mSc 8@ch Bau:

    )h hJy t2it 8_ nh4ng t0 ?Ao nguyn Diu nh^m gii hng d3u 2a I dng

    t do5 Khi @ch thc cc ht ?;t nghi6n cAng nh]> cc t0 ?Ao cha d3u cAng8Ec gii hng5 .o cho nguyn Diu c @ch thc th@ch hE cho cc cQng 8on ch0 ?i0n

    ti0 thwo> hi @ch thc cc ht ?;t nghi6n cAng nh]> chi6u dAi hu0ch tn cJanc vA thTi gian t2uy6n nhit vAo h=i ?;t nghi6n t2ong Yu t2Fnh chng BHycAng ngn> ?6 mrt ti0 c gi4a cc h7n te ?;t nghi6n vi nc> h*i t2c ti0>h*i gin ti0 cAng Dn> do 8 hiu Yu cJa Yu t2Fnh chng BHy B tng Dn5 .o cho nguyn Diu c hFnh dng vA @ch thc 8 t 8> ?;t

    nghi6n Bau hi chng BHy ?;t chng BHyX B c chHt DEng 8 hi d3uB thot 2a d dAng vA 8

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    .uy nhin> n0u @ch thc cc ht ?;t nghi6n Yu nh]> hi chng BHy ?;t hQng8J = DAm nhit> nc h ti0 c nn d Binh 2a vn cSc DAm cho vic chng BHyhQng 8 nc cha M hu0ch

    tn vAo vAo t2ung t7m nn 8; Pm cJa ?;t chng BHy B hQng 8 my B DAm victhwo nhm c @ch thc chi0m tU D nhi6u nhHt5 L=i vi cc h3n te nAy d3u B

    thot 2a nhi6u> cn 8=i vi cc h3n te cn Di c @ch thc Dn horc ? h*n BhQng c 8Ec ch0 8; th@ch hE> vF v9y> hiu BuHt thot d3u 8=i vi cc h3nte nAy B m5

    .2ong hi nghi6n> cHu t2c t0 ?Ao ?M h hJy nn DAm cho ?6 mrt t do cJanguyn Diu tng Dn 2Ht nhi6u to 2a h nng ti0 c 2;ng Dn gi4a d3u t2n ?6 mrtht nghi6nX vA oy> ngoAi 2a t2n ?6 mrt ht nghi6n cn c B ht t2i_n mnh m cJacc h VRV5 Li6u nAy DAm nh hIng Hu 80n Yu t2Fnh ch0 ?i0n Bau nAy> do 8> ?;tBau hi nghi6n c3n 8a 8i chng BHy ngay5 .2ong Yu t2Fnh ch0 ?i0n cn y 2a B ?i0n

    8`i m;t B= t@nh chHt ha hc> Binh hc cJa nguyn Diu do Dc nghi6n tc 8;ng Dnnguyn Diu> 2otit> d3u B ?M ?i0n t@nh do Yu t2Fnh to nhit hi nghi6n5 Cc thAnhh3n hc nh gDuit csng ?M ca2amwn ha DAm cho d3u c mAu BPm> 8 ngTi ta thTng d-ng cc Doi my nghi6n nh nghi6n?a> nghi6n t2Sc> nghi6n 8qa5

    .2ong R thTng 8; Pm 89u h;ng nh7n hi 8a vAo nghi6n DA %>& &>& 5

    Hnh . MFE n!h5n c

    m.3. Chfn! #'E c_( n!h5n

    .2c h0t ta c3n h7n ?it m;t B= tn gi: nguyn Diu cha d3u Bau hi nghi6nthAnh ?;t gi DA ?;t nghi6n> ?;t nghi6n Bau hi chng BHy gia Pm> gia nhitX gi DA ?;t

    chng BHy> ?;t chng BHy Bau hi 2a h]i thi0t ?M chng BHy cn c th_ gi DA ?;t n0u 8wm DHy d3u horc gi DA ?;t t2@ch Dy n0u 8wm t2@ch Dy ?^ng dung mQi 8_ DHy d3u5

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    ,;t horc ?;t t2@ch Dy Bau hi 8 DHy d3u gi DA hQ d3u n0u X vA ? d3u n0u t2@chDyX5 u=n hiu Yu tch d3u cao> t2c hi 8wm horc t2@ch Dy> ?;t nghi6n hi YuacQng 8on chng BHy5

    m.3.. Chfn! #'E c_( n!h5n nh x 2dh #&: .o 8i6u in cho ?;t nghi6n c B ?i0n 8`i v6 t@nh chHt Df hc> tc DA

    DAm thay 8`i t@nh chHt v9t Df cJa h3n ho nc vA h3n M nc d3uX DAm cho?;t nghi6n c t@nh 8An h hi d3u d dAng thot 2a5 (Am cho 8; nht cJa d3u gim 8i> hi d3u d dAng thot 2a5 (Am cho m;t B= thAnh h3n hQng c DEi m-i> 8;c t=55X mHt tc dSng> t

    8 DAm tng chHt DEng cJa thAnh hPm vA hQ d3u5 (Am vQ hot h th=ng wnym hQng chMu 8Ec nhit 8; cao t (Am cho 8; Pm cJa ?;t nghi6n 8Ec 8i6u chUnh t + & t-y thwo tngDoi nguyn Diu> to 8i6u in thu9n DEi cho cQng 8on ti0 thwo horc t2@chDyX5

    .-y thwo cc h*ng h DHy d3u horc t2@ch DyX mA t@nh chHt cJa ?;t chngBHy B hc nhau> v@ dS ?;t chng BHy d-ng 8_ d3u hi do> => t2ong hi 8 ?;tchng BHy d-ng 8_ t2@ch Dy hi = vA c ?6 mrt t do Dn5

    m.3.. Chfn! #'E c_( n!h5n s (h )n! h5 hk 2_: Chk 2_ hfn! #'E f(:

    .2ong Yu t2Fnh chng BHy ti0n hAnh DAm Pm 80n 8; Pm th@ch hE chngX choB t2*ng nI h3n ho nc cJa ?;t 2 ?;t nghi6n 8Ec DAm Pm ?^ng nc horc hn hE cJanc vi h*i nc t2c ti0> I giai 8on BHy> ?;t Bau hi chng thTng 8Ec BHy hQ

    ?^ng h*i nc gin ti05 L7y DA ch0 8; 8Ec dSng 2;ng 2i hin nay vF 8 to 8i6uin cho cc thAnh h3n cJa ?;t ?i0n 8`i 80n mc t=t nhHt5

    ChU tiu 8rc t2ng cho ch0 8; chng BHy DA mc 8; DAm Pm ?;t> nhit 8; chng

    vA BHy> thTi gian chng BHy vA 8; Pm ?;t Bau hi chng BHy5.-y thu;c vAo cHu to> thAnh h3n cJa nguyn Diu> chJ y0u DA thAnh h3n ho

    nc vA thAnh h3n d3uX> 8; Pm ?an 83u cJa nguyn Diu mA mi Doi nguyn Diu cch0 8; chng BHy hc nhau> hQng 8Ec DAm Yu Pm hay Yu nhit vF ?;t B t2I thAnhm;t h=i chy do> d3u B hQng thot 2a hi 5

    Chk 2_ hfn! #'E Jh:

    .2ong Yu t2Fnh chng BHy hQng gia Pm cho nguyn Diu mA chU 8*n thu3n BHy5Ch0 8; nAy @t 8Ec Be dSng vF hiu BuHt tch d3u thH do ?;t hQng 8Ec t2*ng nI5

    m.3.3. Nhn! c5kn 25 %$E j (jzn! r&F (jnh hfn! #'E:19

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    NhFn chung> hi 8a nhit vA Pm vAo ?;t nghi6n> h3n ho nc hi DiitX Bt2*ng nI> t 8 DAm thay 8`i t@nh do cJa ?;t vA t2ng thi cJa d3u 8 ha hc cc chHt c t2ong h=i ?;t5 C hai Yu t2Fnh ?i0n8`i chJ y0u nh Bau:

    6+ c5kn 25 q ph*n hFz nf: .2ong hi chng BHy> cc h3n ho nc B ht nc vA t2*ng nI> ?an

    83u> B ht nc y 2a 2Ht mnh> Bau 8 thF gim d3n> t 8 DAm cho ?;t t2I nndo vA 8An h di tc dSng cJa nhit vA Pm> 2otit ?M ?i0n t@nh DAmcho ?;t cAng do> Din 0t gi4a h3n ho nc vA M nc y0u 8i5 .2ong hi chng BHy> c B ?i0n 8`i v6 mrt ha hc nh 2otit gDuit

    to hn ng mwDanoidin DAm d3u Bau c mAu BPm> gDuit hothatit tothAnh cc hE chHt ha tan t2ong d3u5 V6 mrt Binh ha> nh4ng ?i0n 8`i chJ y0u do hot 8;ng cJa cc wnym c

    t2ong nguyn Diu> di tc dSng cJa nhit 8; vA 8; Pm> cTng 8; hot 8;ngcJa cc wnym cAng tng> 8rc ?it DA Diaa thJy h7n d3uX DAm tng chU B= aitcJa d3u thAnh hPm vA gDucoydaa thJy h7n tinh ?;tX> hi nhit 8; Dn cao>cTng 8; hot 8;ng cJa cc wnym gim d3n5 6+ c5kn 25 q ph*n J nf t)*&v: .2ong Yu t2Fnh chng BHy> d3u t t2ng thi h7n tn chuy_n thAnh dng

    t9 t2ung t2n ?6 mrt cc h7n te ?;t5 ki tc dSng cJa nhit 8;> 8; nht cJa d3u gim> d3u t2I nn Dinh 8;ng>

    87y DA ?i0n 8`i 2Ht c DEi cho Yu t2Fnh Bn uHt5 ki tc dSng cJa nhit 8; cao> d3u c th_ ?M oy ha to 2a w2oit

    oit ait ?o t do> t 8 DAm tng chU B= a@t cJa d3u~ nn 8=i vi m;t B=nguyn Diu c nhi6u ait ?o hQng no t2ong thAnh h3n cJa d3u thF c3n hic ch0 8; chng BHy I nhit 8; thH 8_ t2nh DAm tng chU B= ait cJa d3u5m.3.. Phfn! phFp ,4 (h5k( c hfn! #'E:

    Chng BHy c th_ ti0n hAnh thJ cQng hay c* gii> chng BHy thJ cQng 8Ec thchin I nhit 8; BQi cJa nc> thc t0 chU c Yu t2Fnh chng> t2ong hi 8 chng BHy c*gii g n0u 8; Pm ?an 83u cJa nguyn Diu t $$ $! > Bau hichng 8; Pm Dn 80n ! !! > n0u 8; Pm ?an 83u DA 1 thF Bau hi chng 8;Pm DA $ $! > cn 8; Pm cJa ?;t Bau BHyX thF hS thu;c vAo c* cHu cJa my vA t@nh chHt cJa nguyn Diu5

    .2ong cQng nghi d3u> ngTi ta thTng d-ng hai Doi thi0t ?M chng BHy> Doin! hay + th-ng5

    N`5 hfn! #'E nh5& (*n!:

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    N nhi6u t3ng 8y ?^ng5 .2ong n nguyn Diu 8Ec cho vAo n 8_ DAm Pm nguyn Diu> I t3ng t2n c-ng c ?= t2@ h th=ng hunh*i vA nc t2c ti0> 8_ 8un nng vA BHy> v] n

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    ,;t chng BHy hi 8 8; do> 8; 8An h dn 80n hiu Yu thot d3u hQng cao5 u=n 8t 8Ec 8; 8 vic hai thc d3u I Yui mQ t2ung ?Fnh vA Yui mQ Dn thTng Be dSngcc Doi my v@t vi c* cHu hc nhau5 L_ DAm Bng t] Yu t2Fnh hai thc d3u ?^ng

    h*ng h > ta nghin cu cc vHn 86 Bau:

    m... C hk q r&F (jnh p:

    Khi > di tc dSng cJa ngoi Dc> t2ong h=i ?;t y 2a B Din 0t ?6 mrt?n t2ong csng nh ?n ngoAi cJa cc h3n te> ta c th_ chia 2a DAm hai Yu t2Fnh chJy0u:

    \u t2Fnh y 2a 8=i vi h3n D]ng

    L7y DA Yu t2Fnh DAm d3u thot 2a h]i cc hw vch gi4a cc ?6 mrt ?n t2ongcsng nh ?n ngoAi cJa t0 ?Ao5 Khi ?t 83u > do Dc nn cc h3n te ?;t ti0n Di g3n

    nhau> hi Dc nn tng Dn> cc h3n te ?;t ?M ?i0n dng5 Cc hong t2=ng cha d3u ?Mthu h Di vA 80n hi D d3u c chi6u dAy nhHt 8Mnh> d3u ?t 83u thot 2a5 .=c 8;thot d3u hS thu;c vAo 8; nht cJa D d3u vA hS thu;c vAo Dc > 8; nht cAng

    ?> Dc cAng Dn thF d3u thot 2a cAng nhanh5

    \u t2Fnh y 2a 8=i vi h3n 2n

    Khi Dc nn tng Dn> B ?i0n dng y 2a cAng mnh cho 80n hi cc h3n teDin 0t chrt ch vi nhau thF B ?i0n dng hQng y 2a n4a5 N0u nh t2ong cc hwvch hQng ?M gi4 Di m;t @t d3u vA Dc cn c th_ ti0 tSc tng Dn thF t cc h3nte ?;t 2ing ?it B to thAnh m;t h=i chc d@nh Di6n nhau5 .2n thc t0> Dc

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    csng chU 8t 80n m;t gii hn nhHt 8Mnh> c m;t DEng nh] d3u cn n^m Di I nh4ngch ti0 gi nhau> cho nn hQ d3u vn cn c t@nh =5 Lrc ?it hi 2a h]i my >t@nh = cJa hQ d3u Di tng Dn hi hQng cn tc dSng cJa Dc nn n4a5

    ;t 8i6u Yuan t2ng nh hIng 80n hiu Yu DHy d3u DA n0u t=c 8; tng Dc

    Yu nhanh thF B DAm ?Mt @n cc 8Tng thot d3u DAm d3u hQng thot 2a 8Ec> 8i6unAy thHy 2Ht 2 I cc my mA t2ong 8 nguyn Diu hQng 8Ec 8o t2;n my thJ cQngX5

    NgoAi 2a> n0u chU t 8*n thu3n v6 B chuy_n dMch cJa d3u Yua cc hw vch>cc h =ng mao Yun cJa t0 ?Ao nguyn Diu> ta c th_ 2t 2a nh4ng 8i6u in 8_ 8m

    ?o vic tch d3u 8t hiu Yu Bau 87y:

    BuHt chuy_n 8;ng cJa d3u t2ong cc hw vch vA cc =ng mao Yun

    cJa t0 ?Ao nguyn Diu cAng Dn> d3u chy 2a cAng nhanh> mu=n nh th0 thF

    ngoi Dc tc dSng Dn d3u hi Dn5 Ngoi Dc tc 8;ng Dn nguyn Diu ?;t Xg 8_ cho Dc tc 8;ng Dn d3uDn> ta c3n hi thay 8`i t@nh chHt c* Df cJa cc h3n te 2n Yua cQng 8onchng BHyX 8_ DAm gim h3n Dc DAm cho cc h3n te ?i0n dng> nhT 8> Dc tc 8;ng Dn h3n d3u B tng5 .uy nhin> vic tng ngoi Dc csng thchin 80n m;t gii hn nAo 8> n0u vEt Yu gii hn nAy B dn 80n B co hcc =ng mao Yun dn d3u horc cc hw vch cha d3u m;t cch nhanh chng

    DAm hiu Yu thot d3u gim5 LTng @nh cc =ng mao Yun cha d3u c3n hi 8J Dn t2ong Bu=t Yu

    t2Fnh 8_ t2nh vic d3u thot 2a Yu ch9m horc hQng thot 2a 8Ec5 .2nthc t0> hin tEng nAy thTng y 2a vA 8_ hc hSc c3n hi tng Dc t t nh^m 8m ?o 8J thTi gian cho DEng d3u chJ y0u M chy 2a5 N0u Dc tng 8;t ng;t> cc =ng mao Yun cha d3u nhanh chng ?M h Di horc ?M ?Mt@n> d3u B chy 2a ch9m5 rt hc> n0u Dc tng mnh t2ong giai 8on83u B DAm 2=i Don B chuy_n 8;ng cJa nguyn Diu t2ong my do d3u chy2a mnh Dit o thwo nhi6u crn d3u5 Chi6u dAi cc =ng mao Yun cha d3u hi ngn vF B thot d3u hi

    thTng 8i thwo m;t h*ng chung vA v6 h@a c 8on 8Tng ngn nhHt5 N0u8Tng chy d3u cAng dAi thF thTi gian chy Yua 8on 8Tng Hy cAng Dn5 NgoAi2a> hi 8Tng chy d3u ngn> B= =ng mao Yun ?M tc t2ong Yu t2Fnh csng @th*n5 VF th0> 8_ thc hin vic d3u m;t cch t2it 8_ thF D nguyn Diu t2ongmy hi 8J m]ng5 .hTi gian hi 8J Dn> n0u thTi gian Yu ngn> d3u chy 2a cha

    h0t> ngEc Di> n0u thTi gian Yu dAi B nh hIng 80n nng BuHt my 5

    Vic ci ti0n c* cHu my csng c th_ 2t ngn 8Ec thTi gian 5

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    L; nht cJa d3u hi ? 8_ t2I Dc hi d3u chuy_n 8;ng ?> t 8 thTi

    gian 8_ d3u thot 2a h]i nguyn Diu B ngn5 L_ 8; nht cJa d3u ?> ?;t hi c nhit 8; cao vA t2ong Yu t2Fnh nhit 8; hi `n 8Mnh5 Khi ?;t ?Mngu;i> 8; nht cJa d3u tng vA t@nh do cJa ?;t gim nh hIng 80n B thotd3u5 .uy nhin> hi nhit 8; ?;t Yu cao> d3u B ?M oy ha mnh> d3u B ?MBPm mAu vA hQ d3u B ?M chy ht5 VF th0> vic d-ng nc horc d3u ngu;i 8_DAm mt Dng DA vic DAm 2Ht c3n thi0t> t2nh 8Ec hin tEng ht nhit himy DAm vic5

    m... CF Ek& (a $nh hfon! 2kn h5"& #&'( p: Lrc t@nh c* hc cJa nguyn Diu nh hIng 2Ht Dn 80n hiu BuHt >

    8rc t@nh nAy do cc cQng 8on chuPn ?M> 8rc ?it DA h7u chng BHy Yuy0t 8Mnh5NgoAi 2a> mc 8; nghi6n ?;t> nhit 8;> 8; Pm cJa ?;t csng DA nh4ng y0u t= c

    nh hIng t2c ti0 80n hiu BuHt 5 Cc 8i6u in hFnh thAnh t2ong Yu t2Fnh nh Dc > nhit 8; >

    c* cHu my m..3. Th5k( c p:

    Hnh m. MFE p ,d(

    L_ ti0n hAnh d3u> ngTi ta c th_ d-ng my v@t horc my thJ cQngmy thJ cQng hQng gii thiuX5 y v@t g Dct2ung ?Fnh vA Dc cao> my v@t DAm vic Din tSc> ?n t2n DA cc t3ng n vF th0 Bau hi chng BHy ong> c th_ ti0n hAnh ngay5

    Dc t2ong Dng my v@t 8Ec to thAnh DA do B nn nguyn Diu vA Bchn hng cJa nguyn Diu> Dc nAy Dn hay ? t-y thu;c vAo cHu to Dng vAt2Sc v@t5

    ko ti0t din hw cQn ti cea 2a hQ ? h*n ?Ht c 8i_m nAo t2ong Dng > vF th0

    nn nguyn Diu chuy_n 8;ng B ?M nn t2I Di tc DA to cho my c Dc5 rt

    24

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    hc> do t2Sc v@t c B thay 8`i ?c v@t ngn d3n v6 h@a 2a hQ d3uX> 8Tng @nh cJaDng csng thay 8`i> nh] d3n v6 h@a 2a hQ d3u> cho nn mu=n cha 8Ec DEngnguyn Diu t 8on Bau chuy_n ti ?u;c hi y 2a B nn> tc DA to nn Dc5

    .2n thc t0> n0u ta cho vAo my m;t DEng ?;t Yu nho> hi t2Sc v@t Yuay

    h3u nh hQng c m;t Dc nAo5 Li6u nAy chng t] 2^ng 8rc t@nh cJa ?;t Yuy0t8Mnh B to thAnh Dc t2ong my 5 Lrc t@nh cJa ?;t Di do cQng 8on chng BHyYuy0t 8Mnh> vF v9y c th_ ni 2^ng Dc t2ong my do h7u chng BHy ?;t Yuy0t8Mnh5

    Khi DAm vic vi my v@t> c3n ch f m;t B= 8i_m Bau:

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    im Doi> B]i> 8 2*i vAo my 5 .hTng uyn Yuan Bt vM t2@ cJa d3u chy 2a t ?n di my > n0u

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    y chy m> d3u hQng thwo hw cQn thot 2a ngoAi5

    m.m. L4 #ih:

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    L; nht cJa d3u nh hIng 2Ht Dn 80n t=c 8; Dc> nh v9y> t=c 8; Dc hSthu;c vAo nhit 8; cJa d3u5 Nhit 8; cAng cao> 8; nht cAng thH> Dc cAng nhanhnhng I nhit 8; cao m;t B= crn Dc Di tan vAo d3u nn d3u hQng 8Ec Dc Bch> do8> nhit 8; Dc th@ch hE hong %& '&C5

    Crn Dc cn cha nhi6u d3u> c th_ 8a t2I Di my horc d-ng dung mQi t2@chDy thu h+ > hAm DEng ncvA cc chHt d ?=c hc >+ > chU B= ait &mg KZ/ chU B= ait:mg KZ/ 8_

    t2ung ha h0t cc ait ?o t do t2ong $g d3u ?oX5

    25

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    Hnh . Th5k( c e Jh&n! c$n

    N!&E1n eK ,-n h4nh q (h5k( c

    ,*m ht $ B ht d3u t ? d3u B t t 8iYua mAng Dc thQng Yua 8Tng @nh D => cc t chHt c* hc c 8Tng @nh Dn h*n8Tng @nh D = cJa mAng Dc thF ?M gi4 Di5

    k3u ti0 tSc chy u=ng mng vA d hQ cJa n c th_ BedSng DAm nc chHm horc DAm thc n gia Bc5 L_ ?o Yun hQ d3u nh^m hSc vScho cc mSc 8@ch t2n> t2c tin c3n hi DAm ngu;i hQ d3u> vic DAm ngu;i c th_thc hin ?^ng cch cho hQ d3u ti0 c vi hQng h@ Bau hi 2a h]i my > t2nhJ 8=ng5 L=i vi hQ d3u Bn uHt ?^ng h*ng h thJ cQng> do c 8; Pm cao nn 2Htd ?M m=c nn c3n hi ay nh]> h*i hQ 2 h*ng

    h nAy chJ y0u d-ng 8_ tch hothoDiit vA 2otit t2ong d3u hothoDiit vA 2otitDA hai thAnh h3n ho ncX5 .2ong thAnh h3n cJa hai chHt nAy hQng c nc t do>tc DA chng I dng han nc> ha tan t2ong d3u to thAnh dung dMch thc I 8i6u inthTng5 Khi 8a nc I dng h7n tn vAo d3u c Dn cc Doi crn ho nc> I 8i6uin c 8Mnh nhit 8;> thTi gian> huHy t2;n555X> chng B to thAnh 0t tJa vA tch 2ah]i d3u5 \u t2Fnh thJy ha ?ao g

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    )h7n tn nc vAo t2ong d3u> h3n a nc cJa cc crn ho nc B hH thS

    nc to 2a cc hc dng hid2at5

    Cc chHt ho nc mHt t@nh tan t2ong d3u> chuy_n v6 dng dung dMch wo5

    .o thAnh cc ht wo 8Qng tS DAm cho d3u vn 8Sc

    )h7n Dy d3u 2a h]i cc hc hid2at ?Ang h*ng h Dng horc Di t7m5

    \u t2Fnh thJy ha 8Ec thc hin nh Bau: 83u tin 8un nng d3u 80n nhit 8;%& &C> Bau 8 va huHy t2;n va cho nc nng c c-ng nhit 8; vAo5 (Engnc cho vAo t-y tng Doi d3u nhng thTng chi0m >& ! Bo vi h=i DEngd3uX5 Rau hi cho nc vAo ti0 tSc huHy t2;n thm $ ht n4a> Bau 8 8_ yn t2ongvng $ giT5 Crn Dng u=ng di 8y> tho crn 2a t2c vA tho d3u 2a Bau5

    \u t2Fnh thJy ha DA DA cQng 8on hQng th_ thi0u 8=i vi vic tinh ch0 d3u vF

    hothoDiit c dinh dOng cao nn d to 8i6u in cho VRV ht t2i_n DAm nhhIng 80n chHt DEng cJa d3u thAnh hPm5 k3u Bau hi thJy ha c chU B= ait nh]h*n d3u t2c hi thJy ha hong >$ >% > do cc thAnh h3n ho nc c t@nhait 8 8Ec Doi 2a5

    NgoAi 2a> t2ong Yu t2Fnh ?o Yun d3u thQ> Yu t2Fnh t thJy ha csng c th_y 2a do cc h3n ho nc t2ong d3u hn ng vi Pm cJa hQng h@ t2n ?6 mrtthongX vA vi m;t h3n nh] Pm I t2ong d3u5 \u t2Fnh t thJy ha to 2a m;t DEngcrn Dng t2ong d3u thQ> t2ong 8 hothoDiit chi0m hong %& > d3u %& nc !

    + > cc chHt hQng tan t2ong d3u ! + Bo vi h=i DEng crnX5

    \u t2Fnh thJy ha 8Ec thc hin t2ong nh4ng thi0t ?M hFnh t2S 8y cQn c D?; h9n gia nhit i_u =ng on 2u;t gA vA c cnh huHy5

    m.. Tj&n! hm... Mx 2dh: \u t2Fnh t2ung ha chJ y0u DA Doi ?] cc acid ?o t do5 NgoAi 2a> t2ong Yu t2Fnh t2ung ha thF chHt A hng ha Binh 2a5 ChHt nAy

    c h nng hH hS vA o thwo m;t B= t chHt nh: chHt mAu> chHt nha>

    2otid vA m;t B= t chHt hc5 Nn d3u Bau hi t2ung ha 8 Doi ?] 8Ec h3nDn t chHt vA cc acid ?o t do5m... N!&E1n (: ka vAo B hn ng t2ung ha acid ?^ng ?ao5 ki tc dSng cJa dung

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    h7n Dy 2a h]i d3u ?^ng cch Dng hay 2ea nhi6u D3n5 \u t2Fnh hFnh thAnh acid?o t do thwo hn ng:

    jCZZ/ NaZ/ jCZZNa /!Z

    27

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    .2ong thc t0> hi t2ung ha d3u> i6m c th_ A hng ha c d3u mI t2ung

    t@nh B DAm gim hiu BuHt thu h Bau 8 mIcnh huHy vA cho t t DEng Boudw 8 8Ec 8Mnh DEng vA n tt cnh huHy>8_ Dng t2ong !h5 crn A hng> Bau 8 ti0n hAnh 2ea 8_ Doi h0t A hng vAt chHt 2a h]i d3u5 .i0n hAnh 2ea ?^ng cch hun dung dMch nc mu=i c n mI van nc 8_ tch Doi A hng5 N0u Bau hi huHt thHu A hng hFnh thAnh di dng nhJ t*ng thF t2c

    hi Dng cho thm dung dMch mu=i vAo 8_ h vO h nhJ t*ng> tng t=c 8;Dng cho A hng5 /iu Yu cJa Yu t2Fnh t2ung ha 8Ec 8nh gi ?^ng chU B= lV5 N0u lV

    t2ong hong >&lV>$ thF d3u 8 8t yu c3u5 N0u lV>& thF ta thm BoudwvAo ti0n hAnh t2ung ha ti0 cho 80n hi lV 8t yu c3u5

    28

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    Hnh . Th5k( c (j&n! h

    m.. R}b 6'E )*&L_ Doi h0t A hng c t2ong d3u Bau t2ung ha> c3n ti0n hAnh 2ea d3u

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    D3n5 \u t2Fnh 8Ec thc hin t2ong thi0t ?M t2ung ha5 Nc 2ea c th_ 8Ec t9

    t2ung Di 8_ thu h

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    .hTi gian BHy: %& W ' ht5 BuHt $mm/g

    [u c3u d3u Bau hi BHy: 8; Pm cho h t=i 8a >$ W >&m.0. &F (jnh (yE 4&:

    ka vAo h nng hH hS cJa cc chHt c$ h nng hH hS ?6 mrt> B hH

    hS nAy c t@nh chn Dc 8=i vi d3u thTng DA hH hS cc hE chHt mAu5 ChHthH hS thIng 8Ec Be dSng DA than hot t@nh5 Rau hi hH hS ong chHt hH

    hS 8Ec tch 2a h]i d3u Yua Yu t2Fnh Dc5 k3u Bau hi t2ung ha 8Ec ?*m Bang ? than hot t@nh 8Ec 8a vAo

    ? t3ng + c ! c7y

    8in t2I5 /*i 8Ec d-ng I t3ng + vA & DA h*i tinh hit h*i hQX5 Khi 8i Yua ?;h9n Yu nhit h*i B 8Ec DAm hQ hoAn toAn 8_ t2nh cho d3u ?M nhim nc5

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    thm h th=ng 2u;t gA DAm ngu;i ?^ng nc I nhit 8; thTng 8_ gim nhit 8;cJa d3u t $' u=ng cn hong &poC5 L

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    + k3u Bau t2ung ha> tPy mAu d3u ?n tinh DuynX 8Ec 8a vAo h th=ng he

    m-i & t3ngX> BuHt ch7n hQng 8t 'mm/g5 Khi hot 8;ng thi0t ?M hiDuQn I t2ng thi ch7n hQng> hQng h@ t2ong ?

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    Hnh . H" (han! (yE 4&m.. &F (jnh Jh} 5:

    k-ng h*i Yu nhit ti0 c t2c ti0 vi d3u t2ong 8i6u in mQi t2Tng ch7n

    hQng vA nhit 8; cao5 Cc chHt g7y m-i t2ong d3u B ?=c h*i vA 8Ec DQi o2a ngoAi ?Ii h*i nc5

    k3u Bau hi tPy mAu 8Ec ?*m Bang th he m-i nhT ch7n hQng5 .i 87y d3u

    8Ec gia nhit Dn hong $!p$+oC5 k3u ti0 tSc 8Ec gia nhit Dn hong

    $1p!oC5 Khi 8t nhit 8; yu c3u vA ch7n hQng DA 'mm/g> thF h*i Yunhit 8Ec hun t2c ti0 8_ he m-i d3u5 k3u di chuy_n t t2n u=ng cn h*ihQ 8Ec th`i t di Dn> din tFch ti0 c cJa ! ha cAng Dn thF h nngDoi ?] m-i cJa d3u cAng cao5

    k3u Bau hi 8 he m-i 8Ec 8a vAo ?

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    Hnh . ThFp Jh} 5. 6+ a n! n!h" ,4 Fh Jh phx

    .. Tj&n! h:+ Nhs d3u+ k3u Dn crn A hng

    + /ao hSt nhi6u d3u Khc hSc:

    + ,*m dung dMch nc mu=i Dn 8_ h nhs+ .ng DEng nc 2ea> tng B= D3n 2ea+ nc 2ea t t.. TyE 4&b e:+ .hi0t ?M Dc ?M 2 2q 8Ht Dc horc nght Dc+ k3u Bau Dc 8Sc

    Khc hSc

    + .hay Di Dc vA ngng cH d3u> d-ng d3u Bch 8_ 2ea Dc+ Cho h 86u hi 8Ec Bea ch4a M thTi5Nh4ng nguyn nh7n g7y hao hSt d3u t2ong Yu t2Fnh tinh Duyn:

    /iu BuHt Yu t2Fnh tinh Duyn cJa doanh nghi DA 15 .2ong Yu t2Fnh tinh Duyn> DuEng d3u hao hSt toAn ?; ?ao g DEng d3u mO ?M A hng ha> DEng d3u

    Dn t2ong cc Doi crn vA nc 2ea> DEng d3u cn Di t2ong cc huy changuyn Diu vA t2ong cc ? he m-i do?*m hQng t2it 8_5

    NgoAi B tiu hao cc acid ?o t do> cc h3n tiu hao cn Di gi chung DA B

    tiu hao d3u mO t2ung t@nh5 .hwo inh nghim cJa cc doanh nghi> t{ D d3u hao hS t2ung t@nh thTng

    t2ong hm vi nh Bau:+ ko tinh Duyn i6m: &+ ko 2ea nc: &+ ko tPy mAu: &

    33

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    + ko Bai B= ngu nhin:& c hao hSt d3u t2ung t@nh nh v9y DA do: Ch0 8; thu9t vA thao tc chJ y0u

    da vAo inh nghim cJa cQng nh7n5

    34

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    TVNH TW?N NG/N LI/ 8_ DAm nguyn Diu cho cQng nghi vA 8_ uHt

    hPu DA >&> >&5 . chHt> t@nh thwo h=i DEng> hQng Dn h*n >& 8=i vi 89u h;ng 8 tch

    v] hng !> . >&5 L; Pm cJa t chHt t $$ L; Pm cJa d3u d >! L; Pm hQ d3u & /Am DEng d3u t2ong hQ k '>! /Am DEng crn t2ong d3u Cd >! L; Pm Bau chng c !&

    Nhit 8; chng BHy t 1

    C L; Pm Bau BHy B !>& Nhit 8; BHy tB $$&C /iu BuHt thu hQ d3u thwo Df thuy0t:

    K=100(D0+W0+T)+T .Wt

    100(Dk+W

    k)

    100=53,49

    .`n thHt cJa d3u thwo hQ d3u

    D'

    K=

    K . Dk

    100 =3,3

    (Eng d3u thQ nh9n 8Ec thwo Df thuy0t

    k kW k %'> (Eng d3u thQ nh9n 8Ec thwo thc t0

    ktt100.D

    100(Cd+Wd) %'>#

    35

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    TVNH TW?N LXNG YIZM

    .2ong 8i6u in cQng nghi> NaZ/ d-ng 8_ t2ung ha hQng hi DA DEng

    tinh hi0t $X> mA nh] h*n #!X> do 8 hi t@nh hi _ 80n h B= hiu chUnh v6i6m tinh hi0t> f hiu DA > v9y cQng thc d-ng 8_ t@nh DEng i6m c3n d-ng 8_t2ung ha acid ?o t do:

    X=40.10 . D . A

    56.X'

    .2ong 8:

    + : DEng NaZ/ c3n d-ng t@nh cho $ tHn d3u gX5+ %: h=i DEng h7n te NaZ/5+

    l: chU B= ait cJa d3u 8wm t2ung ha5+ &': h=i DEng h7n te cJa KZ/5+ k: B= DEng d3u 8wm t2ung ha5

    36

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    TI/ CH/N CH9T LXNG C[A D/. Ch (51& $ r&n: Au Bc cJa d3u: d3u Bau hi tinh ch0 hi c mAu Bng> t2ong> hQngvn 8Sc>555vA hQng thay 8`i mAu Bc t2ong Bu=t Yu t2Fnh ?o Yun vA Be dSng -i cJa d3u: c m-i ?Fnh thTng> 8rc t2ng 2 2t cJa d3u 89u h;ng>hQng Qi> hQng hQi> hQng h> hQng c m-i ht> m-i D h chMu VM cJa d3u: d3u c vM ?Fnh thTng> hQng ?M 8ng> hQng ?M cha>555. Ch (51& hzF eK: ChU B= ait: nh] h*n >!mg KZ/"g d3u 8=i vi d3u 89u h;ngX ChU B= w2oit: hQng Dn h*n % miDi 8*ng DEng w2oit oy"g d3ud3u 89u h;ngX5 ChU B= A hng: $#p$#&mg KZ/"g d3u ChU B= iot: $!p$%! iBX

    /Am DEng nc: >$p>+3. Ch (51& ,5 #5nh ,-(:p KhQng c vi huPn g7y ?nhp KhQng c vi huPn hi0u h@ $"gp KhQng c vi huPn coDi

    CH\ TI/ CH9T LXNG C[A D/ TH /Am DEng crn d3u >! /Am DEng nc vA cc chHt ?ay h*i >+ k3u c chU B= ait &mg KZ/ CF (h4nh ph*n q )*& (h Cc t chHt _ c dung mQi d tha Bau t2@ch DyX: hothoDid> B > chHt mAu>

    acid ?o t do Cc chHt hc c DEi: .2igDyw2it vA cc vitamin tan t2ong chHt ?o nh > >

    ca2otwn ti6n vitaminX DA chHt ch=ng oy ho t nhin c t2ong d3u mO CF h (51&

    ChU tiu acid: %p& /Am DEng hothatid thwo oDwoBtw2inX: $>+ W $>1 L; mAu: %p%&

    L_ c d3u thAnh hPm cao hi ti0n hAnh Yu t2Fnh tinh Duyn d3u nh^m Doi ?]

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    Au Bc cJa d3u: mAu Bc hi Bng> t2ong> hQng vn 8Sc5555vi nh4ng hPm

    mAu Bau 87y 8Ec cho h d-ng vi mSc 8@ch hQi hSc Di mAu Bc 8 ?M mHtt2ong ch0 ?i0n horc tiu chuPn ho mAu Bc ,wtapca2otwn

    !&mg"g

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    Cc chHtchi0t annatto !mg"g

    Cu2cummin hay tu2mw2ic &mg"g ,wtapap#pca2otwnat !&mg"g

    -i cJa d3u: d3u c chHt DEng t=t c m-i ?Fnh thTng> 8rc t2ng cJa tng Doi

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    38

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    NHN 8@T

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    b d3u Be dSng h*ng h nhit c u 8i_m Be dSng @t thi0t ?M> Yu t2Fnhthi0t ?M v9n hAnh 8*n gin> nng DEng Be dSng cho cc Yu t2Fnh thH5 Nhng Yu

    t2Fnh nhit c nhEc 8i_m DA hiu BuHt thu h DEng d3u cnt2ong ? cao h*n Bo vi vic Be dSng h*ng h t2@ch Dy> m;t B= chHt c hot t@nhBinh hc cao t2ong d3u d ?M mHt 8i

    39

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