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文檔簡(jiǎn)介
ICS
CCSK
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T/CPSS
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Guidelineselinesforforriskriskassessmentassessmentofofvoltagevoltagesagsagsensitivesensitiveusers
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T/CPSS
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?????л???????????????лл?????
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?????vovvoltageltaggediddipp(sag)(sagg)
p.u.p.puu.???????????????
msm?
min??
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????????伄????????????伄??????
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???1???н????????????нн????????????E?U?T???????????????i?↓????????↓???????PDiD??????
?1??
UUmaxTTminmn
PfuduftdtPUUmaxxUminmiminffu()(u)duu?TmamxminxmxmiTmftf()dt······························································?
?
DiD333000X30Y
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fX(u)——????????U??????↓????????????????↓???????????
fY(t)——??????T??????↓??????????
?Umin——н??????????????
?Umax——н??????????????
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Tmax——н???????????????????
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m
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C
Riskpro····················································??
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?A.1?????Umin?Umax?Tmin?Tmaxx???????????????Umini?Umax??????????????????????????
Tmin?Tmax?????????????????????????????????????????????????????????
?A.1?????????????????U?Umax???????????????????T?Tmin????↓?????????????????↓??????U?
Uminф??????????T?Tmaxm?????????↓?????о?????????????н???????????????↓??????оо?????????????
??????????????????3???????????A????B???C????????????A??Tmin?T?TmaxфUminm?U?Umax?
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U//pu
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Q1.???/??????????
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ffTfTU((,)?·································································?C.
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TTTTUUmaxma--minUUmamaxmmin
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&
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fT(;QOTT,)OTexp[OT(TQT)]··································C.
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&
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fT(;QOTT,TT)OTexp[OT(TQT)]········································································C.
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fUf((;;QOUU,,))OUexp[exp[OU()(UQU)]]····························································C.
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