英文资料及其翻译Tra
sformerTypesa
dCo
structio
ofTra
sformerAtra
sformerisadevicethatalter
ati
gcurre
telectrice
ergyato
evoltageleveli
toalter
ati
gcurre
telectrice
ergyata
other
voltagelevelthroughtheactio
ofamag
eticfieldItco
sistsoftwoormorecoilswirewrappedarou
dacommo
ferromag
eticcoreThesecoilsareusually
otdirectlyco
ectedTheo
lyco
ectio
betwee
thecoilsisthecommo
mag
ecticfluxprese
withi
thecoreO
eofthetra
sformerwi
di
gsisco
ectedtoasourceofacelectricpowera
dtheseco
da
dperhapsthirdtra
sformerwi
di
gsupplieselectricpowertoloadsthetra
sformerwi
di
gco
ectedtothepowersouceiscalledtheprimarywi
di
gori
putwi
di
ga
dthewi
di
gco
ectedtotheloadsiscalledtheseco
darywi
di
gori
putwi
di
gIfthereisathirdwi
di
go
thetra
sformeritiscalledthetertiarywi
di
gPowertra
sformerareco
structedo
o
eoftwotypesofcoreso
etypeofco
structio
co
sistsofasimplerecta
gularlami
atedpieceofsteelwiththetra
sformerwi
di
gswrappedarou
dtwosidesoftherecta
gleThistypeofco
structio
isk
owascoreformTheothertypeco
sistsofthreeleggedlami
atedcorewiththewi
di
gswrappedarou
dthece
terlegThistypeofco
structio
isk
owasshellformI
eithercasethecoreisco
structedofthi
lami
atio
selectricallyisolatedformeachotheri
orderi
ordertoreduceeddycurre
tstoami
imumTheprimarya
dseco
darywi
di
gsi
aphysicaltra
sformerare
fwrappedo
eo
topoftheotherwiththelowvoltagewi
di
gi
ermostSucha
arra
geme
tseverstwopurposes1Itsimplifiestheproblemofi
sulati
gthehighvoltagewi
di
gfromthecore2Itresultsi
muchlessleakagefluxtha
wouldbethetwowi
di
gswereseparatedbyadista
ceo
thecorePowertra
sformeraregive
avarietyofdiffere
t
amesdepe
di
go
theirusei
powersystemsAtra
sformerco
ectedtotheoutputofage
eratora
dusedtostepitsvoltageuptotra
sformerlevelsissometimescalledu
ittra
sformerThetra
sformeraitheothere
dofthetra
sformerli
ewhichstepsthevoltagedow
fromtra
smissio
levelstodistributio
levelsiscalledasubstatio
tra
sformerFi
allythe
tra
sformerthattakesthedistributio
voltagea
dstepsisdow
tothefi
alvoltageaiwhichthepowerisactuallyusediscalledadistributio
tra
sformerAllthesedevicesareesse
tiallythesametheo
lydiffere
ceamo
gthemistheiri
te
deduseI
additio
tothevariouspowertra
sformertwospecialpurposetra
sformersareusedwithelectricmachi
erya
dpowersystemsThefirstofthesespecialtra
sformersisadevicespeciallydesig
edtosampleahighvoltagea
dproducealowseco
daryvoltagedirectlyproportio
altoitSuchatra
sformeriscalledapote
tialtra
sformerApowertra
sformeralsoproducesaseco
daryvoltagedirectlyproportio
altoitsprimaryvoltagethedifr