Vietnam 2.24:Tổ chức lớp viết báo khoa học Kỹ thuật đăng trên tạp chí quốc tế (19)

8/9/2019 Vietnam 2.24:T chc lp vit bo khoa hc K thut ng trn tp ch quc t (19)

1/19

T chc lp vit bo khoa hc K thut ng trn tpch u!c t (19)

(Electrical Engineering)

Kha Thi "c"i hc # $%&c T' () *h +inh ,i- !c trung t.- vit bo khoa hc b/ng ting

0nh

http://www.chineseowl.idv.tw

1it Ting 0nh (c Thut
http://www.chineseowl.idv.tw/http://www.chineseowl.idv.tw/


2/19

Ti2u 34 c nh.n

Kha Thi "c 5T67 Kno89 : 78 vit ting 0nh kthut trong cc tr%;ng i hc < "=i >oan h?n hai-%?i n-@ Ang l= tc giB cCa -%;i b!n cu!n 3chvD vit ting 0nh k thut v= chu8n nghiEp@ Ang :th=nh lp -Ft trung t.- vit ting 0nh ti tr%;ng ihc # #unp6i )ng th;i cGng l= giBng vin to=n th;igian ti tr%;ng@ Ang : chHnh 34a trn IIJ b=ivit cho viEc ng bo nghin cu khoa hc tL n-MNON@ Ang l= cGng nh= bin tp ting anh cho -Ft 3!tp ch vD khoa hcJ k thut v= 8 hc cCa "=i >oan@


3/19

A. Nn tng (Backgrond)P !hi"t l#p c$c % &'t nghin c (*etting o+ research proposal)Q +R tB

-Ft Su h%ng ph binJ pht tri2n hoc hiEn t%&ng trong lUnh vVc cCa bn2 ng%;i c cW th2 hi2u %&c b!i cBnh -= bn D SuXt nghin cu ang%&c thVc hiEn @

P ,'n % nghin c (-esearch prole) Q +R tB cc hn ch chnh hocthXt bi cCa cc nghin cu tr%c .8 hoc cc ph%?ng php : nghin

cu khi giBi u8t cc Su h%ngJ pht tri2n hoc hiEn t%&ng : nu @P 0c %i2 k3 th#t %4nh l56ng c7a v'n % nghin c (8antitative

speci+ication o+ research prole)Q "Ynh l%&ng hoc %a ra -Ft v 7Z vDvXn D nghin cu %&c trch 7[n trong t=i liEu tha- khBo tr%c W@

P ! an tr;ng c7a v'n % nghin c (


4/19

B. !h=c hi>n (Action)P ?@c ti nghin c (-esearch oective) Q +R tB -Zc tiu cCa nghin

cu D SuXt cCa bn v= bao g)- cc c i2- chnh ring biEt cCanghin cu 2 t %&c -Zc tiu nghin cu J iDu -= : khRng %&cthVc hiEn trong nghin cu tr%c .8 5 -Ft c.u 9

P h5Cng ph$p %2 %Dt %56c @c ti nghin c (?ethodolog toachieve research oective) Q +R tB ba hoc b!n b%c chnh 2 t

%&c -Zc tiu nghin cu cCa bn @P F"t d= ki"n ( Anticipated reslts) Q +R tB cc kt uB Ynh l%&ng

-= bn h8 vng 3] t %&c trong nghin cu cCa bn@

P 0Gng gGp trong lHnh v=c lI th"t vJ th=c tiKn (!heoretical andpractical contrition to +ield) Q +R tB cch thc ph%?ng php hoc

kt uB nghin cu D SuXt cCa bn 3] Wng gWp vD -t l\ thu8t tronglUnh vVc nghin cuJ u8 lut v= cGng Wng gWp thit thVc trong 3BnSuXtJ ng=nh cRng nghiEp 7Ych vZ@


5/19

,L d@ 1: Electrical Engineering

!hi"t l#p c$c % &'t nghin c ^t6pping -otor3 ar6 6St6n3iv6l8 a7opt67 in6l6ctronic con3u-6r pro7uct3 3uch a3 $1$3J 7igital ca-6ra3 an7 c6llularphon63 o_ing to th6ir high`r63olution po3ition capabilit8 an7 -iniaturi67 3i6@

,'n % nghin c (o_6v6rJ a controll6r _ith 6St6rnal 7riving 76vic63incr6a363 not onl8 th6 co-pl6Sit8 o '* la8outJ but al3o ov6rh6a7 co3t3@

077itionall8J th6 conv6ntionall8 a7opt67 7riving -6tho7 incur3 an intol6rabl6a-ount o vibration an7 g6n6rat63 -uch noi36 _hil6 op6rating un76r th6 pul36`3hap67 7riving 3ignal@

0c %i2 k3 th#t %4nh l56ng c7a v'n % nghin c dor in3tanc6J a eOg`c- toru6J @MIfJ e@I1 3t6pping -otor un76r a no`loa7 con7ition g6n6rat63

I 70 at c- ro- -otor hou3ing@! an tr;ng c7a v'n % nghin c ^uch vibration ro- a noi38 3t6pping-otor all3 b6lo_ con3u-6r 6Sp6ctation3 an7 76cr6a363 op6rational 6ici6nc8Julti-at6l8 lo_6ring th6 -ark6t co-p6titiv6n633 o n6_ g6n6ration pro7uct3@


6/19

,L d@ 1 (cont.)

?@c ti nghin c a367 on th6 abov6J _6 3houl776v6lop a control -6tho7 _ith -icro`3t6pping capabiliti63 to7riv6 3t6pping -otor3 3-oothl8 b8 66ctiv6l8 r6-oving th6vibration an7 noi36 originating ro- a non`unior- orc6 o

-otor3@

h5Cng ph$p %2 %Dt %56c @c ti nghin c To 7o 3oJ-ath6-atic -o76l3 o 3t6pping -otor an7 7riving _av6or-can b6 anal867@ Th6 l6v6l o ua3i`3inu3oi7al _av6or- can

th6n b6 6a3il8 calculat67 or a pr6`giv6n l6v6l o nu-b6r3@6StJ a 7riving circuit _ith a ua3i`3inu3oi7al output curr6ntcan b6 763ign67 _ith a $0* an7 a curr6nt 7riv6 circuit@


7/19

,L d@ 1 (cont.)

F"t d= ki"n 03 anticipat67J th6 propo367-icro`3t6pping control -6tho7 can locat6 pr6ci36l8an7 76cr6a36 vibration an7 noi36 originating ro-

pul367`_av6or- 7riving b8 M@0Gng gGp trong lHnh v=c lI th"t vJ th=c tiKnTh6 propo367 -6tho7 can locat6 an7 -ini-i6

vibration an7 noi36 7uring -otor op6ration -or6than oth6r co--6rciall8 availabl6 on63@


8/19

,L d@ M: Electrical Engineering

!hi"t l#p c$c % &'t nghin c ^-allòr-at TdT >*$3 r6uir6 ananalog vi76o 76co76rJ _hil6 larg6òr-at TdT >*$3 r6uir6 a 7igital on6@

0n analog vi76o 76co76r can conv6rt co-po3it6 vi76o 3ignal3 to j, color3ignal3 or 76liv6r8 to pan6l 7ata lin63@

,'n % nghin cfh6r6a3 3-allòr-at TdT >*$3 hav6 t_o 3p6ciic

383t6-3J T^* an7 '0>J conv6ntional analog vi76o 76co76r3 can onl876co76 T^* an7 '0>J thu3 -ini-iing 383t6- l6Sibilit8@

0c %i2 k3 th#t %4nh l56ng c7a v'n % nghin c0n analog vi76o76co76r -u3t b6 76v6lop67 that can auto-aticall8 36n36 an7 3_itchb6t_66n T^* an7 '0> 383t6-3@ 0n analog vi76o 76co76r r67uc63 th6nu-b6r o p6riph6ral co-pon6nt3 b8 aroun7 o_ing to it3 abilit8 toconv6rt T^* an7 '0> 3ignal3 in or76r to 7riv6 TdT >*$3 3i-ultan6ou3l8@Th6 analog vi76o 76co76r 6li-inat63 th6 n667 to cr6at6 7i6r6nt 763ign3or variou3 vi76o 383t6-3J 6@g@J T^* an7 '0>@ Th6 u36r can al3o 3_itchb6t_66n 7i6r6nt 383t6-3 _ithout -anuall8 7oing 3o@

! an tr;ng c7a v'n % nghin c *on36u6ntl8J ina76uat6unction3 o an analog vi76o 76co76r li-it pro7uct application3@


9/19

,L d@ M (cont.)

?@c ti nghin c a367 on th6 abov6J _6 3houl7 76v6lopan analog vi76o 76co76r that can auto-aticall8 36n36 an7 3_itchb6t_66n T^* an7 '0> 383t6-3@

h5Cng ph$p %2 %Dt %56c @c ti nghin c To 7o 3oJa circuit or a vi76o co-po3it6 vi76o 3ignal 76co76r can b676v6lop67J _hich contain3 a 1*+ a-plii6r@ ^6n3ing an73_itching unction3 can th6n b6 incorporat67 or 7i6r6ntiatingb6t_66n 3p6ciic 383t6-3J T^* an7 '0>@ 6StJ a '>> circuit canb6 a7767 3inc6 th6 76-an7 r6u6nc8 o '0> i3 e@e +(@

077itionall8J variou3 383t6- circuit3J 6@g@J trap ilt6r3J can 36l6ctvariou3 r6u6nci63 or th6 3ignal proc633@ +or6ov6rJ output3tag63 can b6 6uipp67 _ith 3uici6nt 7riving capabilit8 to 76liv6rj, 3ignal3 to pan6l 7ata lin63@


10/19

,L d@ M (cont.)

F"t d= ki"n 03 anticipat67J th6 propo367 analogvi76o 76co76r can b6 u367 to 3ati38 vi76o unction3r6u63t67 an7 attain a high p6ror-anc6@

0Gng gGp trong lHnh v=c lI th"t vJ th=c tiKn

*apabl6 o r67ucing th6 co3t o 383t6- p6riph6ralco-pon6nt3J o_ing to it3 int6gration o T^* an7 '0>383t6-3J th6 analog vi76o 76co76r i3 th6 ir3t chip in vi76oapplication in Tai_an o_ing to it3 abilit8 to 76co76 bothT^* an7 '0> color 3ignal3@ +or6ov6rJ th6 propo367 chip

can 6nhanc6 l6Sibilit8 in 383t6- application3 an7 6nhanc6u36r conv6ni6nc6@


11/19

,L d@ : Electrical Engineering

!hi"t l#p c$c % &'t nghin c fhil6 th6 +^dmT3r6uir67 o`ti-6 or achi6ving th6 targ6t curr6nt i3calculat67 ah6a7 o ti-6J th6 +^dmT3 on`ti-6 i3-aintain67 con3tantJ r63ulting in variabl6 3_itching

r6u6nc8@ Th6 analog curr6nt -o76 i3 nor-all8i-pl6-6nt67 in 3_itching po_6r 3uppli63 to 36n36 an7control th6 p6ak in7uctor curr6nt@

,'n % nghin c 0-ong th6 36riou3 probl6-3 that3ub36u6ntl8 ari36 inclu76 poor noi36 i--unit8J a n667 or3lop6 co-p6n3ation an7 p6ak to av6rag6 curr6nt 6rror3that th6 inh6r6ntl8 lo_ curr6nt loop gain cannot corr6ct@


12/19

,L d@ (cont.)

0c %i2 k3 th#t %4nh l56ng c7a v'n % nghin cfh6r6a3 th6 analog p6ak curr6nt -o76 control -6tho7 i3inh6r6ntl8 un3tabl6 at 7ut8 ratio3 6Sc667ing @IJ3ub36u6ntl8 -aking thi3 -6tho7 6Str6-6l8 3u3c6ptibl6 to

noi36@

! an tr;ng c7a v'n % nghin c Th6 inabilit8 to3i-pli8 th6 unction o th6 analog p6ak curr6nt controlboun7ar8 op6ration3 _ill 6a3il8 incur 383t6- in3tabilit8@+or6ov6rJ th6 p6ak to av6rag6 curr6nt 6rror inh6r6nt in th6p6ak -6tho7 o in7uctor curr6nt control ot6n po363 a36riou3 probl6- in po_6r 3uppl8@


13/19

,L d@ (cont.)

?@c ti nghin c a367 on th6 abov6J _6 3houl7 76v6lopa variabl6`r6u6nc8 nov6l 7igital curr6nt controll6r or vall68Jp6ak or av6rag6 curr6nt3J capabl6 o 6a3il8 3upporting a high3_itching r6u6nc8 that 6Sc6673 e+(@ dor 6ach variabl6 o

int6r63t 5vall68J p6ak or av6rag6 curr6nt9J th6 appropriat6 'f+-6tho7 can b6 36l6ct67 to achi6v6 7igital curr6nt control_ithout an o3cillation probl6-@

h5Cng ph$p %2 %Dt %56c @c ti nghin c To 7o 3oJ

th6 7igital curr6nt control -6tho7 can b6 anal867 in variou3_a83@ dactor3 that inlu6nc6 th6 co-p6n3ator control can th6nb6 i76ntii67@ 6StJ _h6th6r circuit 763ign i3 capabl6 ocon3i76ring th6 6ntir6 6l6ctrical circuit can b6 con3i76r67@


14/19

,L d@ (cont.)

F"t d= ki"n 03 anticipat67J th6 propo367 7igital curr6ntcontroll6r can b6 6Sa-in67 un76r trailing 67g6 -o7ulation n76rtrailing 67g6 -o7ulationJ th6 propo367 -6tho7 can 6Sp6ri6nc6 th63a-6 in3tabilit8 un76r op6rating con7ition3 _h6n th6 7ut8 c8cl66Sc6673 @I@ 077itionall8J th6 propo367 7igital curr6nt controll6r

can b6 u367 in a 7iv6r36 rang6 o po_6r actor conv6r3ionapplication3J inclu7ing r6ctii6r3 _ith po_6r actor corr6ction5'd*9@ $oing 3o r6uir63 onl8 on6 curr6nt 3a-pl6 p6r p6rio7 _ithr6lativ6l8 -o763t proc633ing r6uir6-6nt3@

0Gng gGp trong lHnh v=c lI th"t vJ th=c tiKn n a77ition to

co-pl8ing _ith r6uir6-6nt3 o 3trict output voltag6 r6gulationJhigh`3p667 78na-ic r63pon36 an7 progra--abilit8 _ithout6St6rnal pa33iv6 co-pon6nt3J th6 propo367 curr6nt controll6r canb6 76riv67 or all ba3ic conv6rt6r coniguration3 an7 or vall68Jp6ak or av6rag6 curr6nt3@


15/19

,L d@ O: Electrical Engineering

!hi"t l#p c$c % &'t nghin c ^tartùp algorith-3 prooun7l8i-pact -otor control p6ror-anc6J a3 6vi76nc67 b8 th6 incr6a3ingpopularit8 o highl8 6ici6nt an7 highl8 int6grat67 7riv6n *3@0ppropriat6 3tartùp control an7 lo_ curr6nt con3u-ption 7o-inat6 th6ov6rall p6ror-anc6@

,'n % nghin c (o_6v6rJ conv6ntional control proc67ur63 a7opt6ith6r a co-pl6S $^' or +* 383t6- to i-pl6-6nt algorith-3@

0c %i2 k3 th#t %4nh l56ng c7a v'n % nghin cdor in3tanc6Jpo_6rul unction3 ar6 6Sploit67 to 76t6ct 667back 3ignal3J obtain -otorrotor po3ition an7 7riv6 accurat6 control 3ignal3 to av6rt a larg6 curr6nt@Th636 3tartùp algorith-3 r6uir6 iS67 control 3t6p3 38nth63i67 on

6ith6r th6 $^' or +* 383t6-J 3ub36u6ntl8 involving co-pl6Sunction3 that ulti-at6l8 it 7iicult to i-pl6-6nt *3@

! an tr;ng c7a v'n % nghin c Th6 inabilit8 to anal86 an73i-pli8 th636 algorith-3 _ith r63p6ct to th6 3ignal proc633 an7 po3ition63ti-ation -ak63 it i-po33ibl6 to i-pl6-6nt *3 -or6 6ici6ntl8@


16/19

,L d@ O (cont.)

?@c ti nghin c a367 on th6 abov6J _6 3houl7 76v6lop an 6ici6ntalgorith- _ith an 66ctiv6 3tart`up control an7 lo_ output curr6ntJ capabl6 oaccurat6l8 locating th6 po3ition o th6 -otor an7 66ctiv6l8 7riving it toachi6v6 int6gration into *3@

h5Cng ph$p %2 %Dt %56c @c ti nghin c To 7o 3oJ an6Sp6ri-6ntal plator- con3i3ting o a $^'J -otorJ 7riv6n circuit an7 control3ot_ar6 can b6 con3truct67 or 63ti-ating -otor3@ ^ot_ar6 can th6n b66Sploit67 to control th6 -otor ba367 on variou3 con7ition3@ 6StJ a tabl6 oco--an73 can b6 co-pil67J along _ith th6 po3ition3 built b8 ob36rving ho_control 3ignal3 an7 output r63ult3 ar6 r6lat67@ 077itionall8J th6 accurat6

po3ition o th6 -otor that r67uc63 th6 output curr6nt or 7riving -otor3 canb6 76t6r-in67 b8 r66rring to thi3 tabl6@ +or6ov6rJ th6 opti-al curr6nt to7riv6 th6 -otor can b6 i76ntii67 b8 a7u3ting th6 3p667 o control 3ignal3Jthu3 incr6a3ing th6 6ici6nc8 o 7riv6n -otor3@ dinall8J a tabl6 an7 anopti-al 3p667 control 3ignal can b6 76v6lop67@


17/19

,L d@ O (cont.)

F"t d= ki"n 03 anticipat67J th6 propo367algorith- _ith an 66ctiv6 3tart`up control an7 lo_output curr6nt can b6 6a3il8 i-pl6-6nt67 into *763ign@

0Gng gGp trong lHnh v=c lI th"t vJ th=c tiKn-portantl8J th6 propo367 algorith- can -ini-i6har7_ar6 i-pl6-6ntation an7 7riv6 -otor36ici6ntl8 to 6n3ur6 6a38 -anipulation@


18/19

T=i liEu tha- khBo

Kno8J T 59 Writing Effective WorkProposals@ Taip6iQ #ang *hih 'ubli3hing


19/19

durth6r 76tail3 can b6 oun7 at

httpQqq___@chin636o_l@i7v@t_
http://www.chineseowl.idv.tw/http://www.chineseowl.idv.tw/

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Vietnam 2.24:Tổ chức lớp viết báo khoa học Kỹ thuật đăng trên tạp chí quốc tế (19)