transient stability analysis of multi-machine system
TRANSCRIPT
-
7/23/2019 Transient Stability Analysis of Multi-machine System
1/38
VZBK\G@KV \VBJGAGVW BKBAW\G\
NE MPAVG-MBLDGK@ \W\V@M
B Mgknz _zni`lv \jmgvv`f gk vd`
_bzvgba Eaegaam`kv ne vd` Z`rgz`m`kv enz vd`
F`cz`` ne Jbld`anz ne V`ldknancw gk @a`lvzglba @kcgk``zgkc
\PJMGVV@F
JWMF+ HDBAGF BHDVBZ ?5-@@\-:
-
7/23/2019 Transient Stability Analysis of Multi-machine System
2/38
g
F@_BZVM@KV NE @A@LVZGLBA @KCGK@@ZGKC
EBLPAVW NE @KCGK@@ZGKC BKF V@LKNANCW
IBMGB MGAAGB G\ABMGB! K@S F@ADG
L@ZVGEGLBV@
Vdg| g| vn l`zvgew vdbv vd` Mgknz _zni`lv Z`pnzv `kvgva`f! Vzbk|g`kv \vbjgagvw
Bkbaw|g| ne Mavg-Mbldgk` \w|v`m |jmgvv`f jwMf+ Hdbagf Bhdvbz! \dbm|
Vbjz`y % \bigf B|abm bv Eblavw ne @kcgk``zgkc % V`ldknancw IBMGB
MGAAGB G\ABMGB! K@S F@ADG g| bk bvd`kvgl snzh lbzzg`f nv jw vd`m
kf`z mw |p`zug|gnk bkf cgfbkl`+
Vn vd` j`|v ne mw hknsa`fc`! vd` mbvv`z `mjnfg`f gk vdg| _zni`lv Z`pnzv g|
|eeglg`kv % `kncd vn |vfw Vzbk|g`kv \vbjgagvw Bkbaw|g| ne Mavg-Mbldgk`
\w|v`m+
_ZNE+ B+ R+ BK\BZG
D@BF
F`pbzvm`kv ne @a`lvzglba @kcgk``zgkc
Eblavw ne @kcgk``zgkc bkf V`ldknancwIbmgb Mgaagb G|abmgb! K`s F`adg
Fz+ KBGMPA DB\BK
B||vv+ _zne`||nz
F`pbzvm`kv ne @a`lvzglba @kcgk``zgkc
Eblavw ne @kcgk``zgkc bkf V`ldknancwIbmgb Mgaagb G|abmgb! K`s F`adg
-
7/23/2019 Transient Stability Analysis of Multi-machine System
3/38
gg
BLHKNSA@FC@M@KV
Vdg| pzni`lv g| jw ebz vd` mn|v |gckgeglbkv bllnmpag|dm`kv gk nz age` bkf gv
snaf j` gmpn||gja` sgvdnv p`npa` sdn |ppnzv`f | bkf j`ag`u`f gk |+
S` snaf agh` vn `tv`kf nz czbvgvf` bkf nz |gkl`z` vdbkh| vn nz dnknzbja`
`|v``m`f |p`zug|nz Fz+ KBGMPA DB\BK! F`pbzvm`kv ne @a`lvzglba
@kcgk``zgkc! Ibmgb Mgaagb G|abmgb! K`s F`adg+ S` |gkl`z`aw vdbkh enz dg|
`t`mpabzw cgfbkl` bkf `klnzbc`m`kv+ Dg| vz|v bkf |ppnzv gk|pgz`f | gk vd`
mn|v gmpnzvbkv mnm`kv| ne mbhgkc zgcdv f`lg|gnk| bkf s` bz` cabf vn snzh
sgvd dgm+
S` snaf agh` vn vdbkh baa mw ezg`kf| enz baa vd` vdncdvea bkf mgkf |gmabvgkc
fg|l||gnk s` dbf! sdgld mbh` | vn vdgkh j`wnkf vd` njugn|+
Ab|v jv knv a`b|v s` snaf agh` vn vdbkh nz pbz`kv|! sdn vbcdv | vd` uba` ne
dbzf snzh jw vd`gz nsk `tbmpa`+
Mf+ Hdbagf Bhdvbz
\dbm| Vbjz`y
\bigf B|abm
-
7/23/2019 Transient Stability Analysis of Multi-machine System
4/38
ggg
BJ\VZBLV
_ns`z-|w|v`m |vbjgagvw g| b v`zm bppag`f vn bav`zkbvgkc-lzz`kv `a`lvzgl pns`z
|w|v`m|! f`knvgkc b lnkfgvgnk gk sdgld vd` ubzgn| |wkldznkn| mbldgk`| ne vd`
|w|v`m z`mbgk gk |wkldznkg|m! nz *gk |v`p!* sgvd `bld nvd`z+ Lnku`z|`aw!
gk|vbjgagvw f`knv`| b lnkfgvgnk gkunaugkc an|| ne |wkldznkg|m! nz ebaagkc nv ne
|v`p Nllzz`kl` ne b ebav gk b pns`z |w|v`m lb|`| vzbk|g`kv|+ Vn |vbjgagy` vd`
|w|v`m anbf eans bkbaw|g| g| fnk`+ Blvbaaw gk pzblvgl` vd` ebav c`k`zbaaw nllz|
gk vd` anbf |gf`+ B| s` lnkvznaagkc anbf |gf` sdgld sgaa a`bf vn lnmpa`t
pznja`m gk nzf`z vn bungf vdbv s` bz` lnkvznaagkc vd` c`k`zbvnz |gf`+ B
MBVABJ |gmabvgnk db| j``k lbzzg`f nv vn f`mnk|vzbv` vd` p`zenzmbkl` ne
vd` vdz``-mbldgk` kgk`-j| |w|v`m+
-
7/23/2019 Transient Stability Analysis of Multi-machine System
5/38
gu
LNKV@KV\
L@ZVGEGLBV@ ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ G
BLHKNSA@FC@M@KV ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ GG
BJ\VZBLV +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++GGG
LNKV@KV\ +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ GU
AG\V NE EGCPZ@ +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ U
LDB_V@Z-29 GKVZNFPLVGNK ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2
2+2 JBLHCZNPKF +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2
2+: AGV@ZBVPZ@ZGUG@S ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2
2+
-
7/23/2019 Transient Stability Analysis of Multi-machine System
6/38
u
AG\V NE EGCPZ@
EGC+:+2+M@LDBKGLBA BKBANCW NE VZBK\G@KV \VBJGAGVW ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 4
EGC+:+:+\GM_A@ VSN MBLDGK@ _NS@Z \W\V@M +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 7
EGC+:+
-
7/23/2019 Transient Stability Analysis of Multi-machine System
7/38
2
Ldbpv`z-2
GKVZNFPLVGNK
2+2 JBLHCZNPKFVd` lab||glba mnf`a ne b mavg-mbldgk` mbw j` |`f vn |vfw vd` |vbjgagvw ne b
pns`z |w|v`m enz b p`zgnf ne vgm` fzgkc sdgld vd` |w|v`m fwkbmgl z`|pnk|` g|
f`p`kf`kv abzc`aw nk vd` hgk`vgl `k`zcw gk vd` znvbvgkc mb||`|+ Vd` lab||glbavdz``-mbldgk` kgk`-j| |w|v`m g| vd` |gmpa`|v mnf`a |`f gk |vfg`| ne pns`z
|w|v`m fwkbmgl| bkf z`rgz`| ne mgkgmm bmnkv| ne fbvb+ D`kl` |ld |vfg`|
lbk j` lnkk`lv`f gk b z`abvgu`aw |dnzv vgm` kf`z mgkgmm ln|v+ Bmnkc ubzgn|
m`vdnf ne anbf eans lbalabvgnk K`svnk Zbpd|nk m`vdnf g| ldn|`k enz
lbalabvgnk ne anbf eans |vfw+
Ge vd` n|lgaabvnzw z`|pnk|` ne b pns`z |w|v`m fzgkc vd` vzbk|g`kv p`zgnf
enaansgkc b fg|vzjbkl` g| fbmp`f bkf vd` |w|v`m |`vva`| gk b egkgv` vgm` vn b
k`s |v`bfw np`zbvgkc lnkfgvgnk! s` |bw vd` |w|v`m g| |vbja`+ Ge vd` |w|v`m g| knv
|vbja`! gv g| lnk|gf`z`f k|vbja`+ Vdg| pzgmgvgu` f`egkgvgnk ne |vbjgagvw z`rgz`|
vdbv vd` |w|v`m n|lgaabvgnk| |dnaf j` fbmp`f+ Vdg| lnkfgvgnk g| |nm`vgm`|
lbaa`f b|wmpvnvgl |vbjgagvw bkf m`bk| vdbv vd` |w|v`m lnkvbgk| gkd`z`kv enzl`|
vdbv v`kf vn z`fl` n|lgaabvgnk+
2+: AGV@ZBVPZ@ ZGUG@SGk z`l`kv w`bz|! `k`zcw! `kugznkm`kv! zgcdv-ne-sbw! bkf ln|v pznja`m| dbu`
f`abw`f vd` lnk|vzlvgnk ne jnvd c`k`zbvgnk eblgagvg`| bkf k`s vzbk|mg||gnk
agk`|! sdga` vd` f`mbkf enz `a`lvzgl pns z db| lnkvgk`f vn czns+ Vdg| |gvbvgnk
-
7/23/2019 Transient Stability Analysis of Multi-machine System
8/38
:
db| k`l`||gvbv`f b z`ug`s ne vd` vzbfgvgnkba pns`z |w|v`m lnkl`pv| bkf pzblvgl`|
vn bldg`u` cz`bv`z np`zbvgkc ea`tgjgagvw bkf j`vv`z vgagybvgnk ne `tg|vgkc pns`z
|w|v`m|+
2+
-
7/23/2019 Transient Stability Analysis of Multi-machine System
9/38