Òðàñôîðìàòîðäû åêiíøi ðåòòiê êåðíåóiíi òî ïåí êåðíåó àðàñûíäà¹û û¹ûñó á½ðûøûíà ò¸óåëäiëiãií ìûíà ¼ðíåê àðºûëû àíûºòàéäû.
DU=b*(UKAcosg2+ UKPsing2)
b=1, қ ү
g2 =
DU1 = 1*(1,404*cos90+4,011*sin90)= 4,011 %
g2 =
DU2 = 1*(1,404*cos(-90)+4,011*sin(-90))= -4,011 %
g2 =
DU3 = 1*(1,404*cos60+4,011*sin60)= 4,175%
g2 =
DU4 = 1*(1,404*cos(-60)+4,011*sin(-60))= -2,771 %
g2 =
DU5 = 1*(1,404*cos45+4,011*sin45)= 3,828%
g2 =
DU6 = 1*(1,404*cos(-45)+4,011*sin(-45))= -1,843 %
g2 =
DU7 = 1*(1,404*cos(30)+4,011*sin(30))= 3,221 %
g2 =
DU8 = 1*(1,404*cos(-30)+4,011*sin(-30))= -0,789 %
g2 =
DU9 = 1*(1,404*cos(0)+4,011*sin(0))= 1,404 %
̽íäà¹û bòðàíñôîðìàòîðäû æ¾êòåëó äåãåéi, Uқ ,Uқ ºûñºà ò½éûºòàëó êåðíåóiíi àêòèâòi æ¸íå ðåàêòèâòi º½ðàóøûëàðû.
DU=f(j2) ò¸óåëäiëiãií û¹ûñó á½ðûøòàðûíû +90 ãðàäóñòàí 90 ãðàäóñºà äåéií ¸ð 15 ãðàäóñòà ¼çãåói ¾øií åñåïòåï, òàáûë¹àí ì¸íäåðäi 28-êåñòåãå åíãiçó êåðåê òå, îñû ì¸íäåðäi ïàéäàëàíûï, åêiíøi ðåòòiê êåðíåóäi û¹ûñó á½ðûøûíà ò¸óåëäiëiãií ñèïàòòàéòûí ãðàôèê ò½ð¹ûçó êåðåê.
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1-
g2 | +90 | +60 | +45 | +30 | -30 | -45 | -60 | -90 | ||
DU | % | 4,011 | 4,175 ,175 | 3,828 | 3,221 | 1,404 | -0,789 | -1,843 | -2,771 | -4,011 |
DU=f(g2) ә ұғ.
4. òðàíñôîðìàòîðäû ñûðòºû ñèïàòòàìàñû
Æèiëiê, cosj2 æ¸íå ò½ðàºòû áiðiíøi ðåòòiê êåðíåói áîéûíøà òðàíñôîðìàòîðäû æ¾êòåìå äåãåéiíi åêiíøi ðåòòiê êåðíåóiíå ò¸óåëäiëiãií òðàíñôîðìàòîðäû ñûðòºû ñèïàòòàìàñû äåï àòàéìûç.
Òàïñûðìàäà òðàíñôîðìàòîðäû ñûðòºû ñèïàòòàìàñûí æ¾êòåìå äåãåéiíi ºûñºà ò½éûºòàëóäàí íîìèíàë¹à äåéií (0-1,5), àë û¹ûñó á½ðûøûíû
àðàëû¹ûíäà ¼çãåðói ¾øií åñåïòåó êåðåê.
Àë åêiíøi ðåòòiê êåðíåó,%
U2%= 100-DU
sg2 = 1
DU1 =0 %
DU2 =0,2*(1,404)=0,28%
DU3 =0,4*(1,404)=0,561 %
DU4 =0,6*(1,404)=0,842 %
DU5 =0,8*(1,404)=1,123 %
DU6 =1*(1,404)=1,404%
DU7 =1,5*(1,404)=2,106 %
sg2 = 0,6 g2 > 0
DU1 =0 %
DU2 =0,2*(1,404*0,6+4,011*0,8)=0,81 %
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DU3 =0,4*4,051=1,62%
DU4 =0,6*4,051=2,43%
DU5 =0,8*4,051=3,24%
DU6 =1*4,051=4,051 %
DU7 =1,5*4,051=6,076 %
sg2 = 0,6 g2 < 0
DU1 =0 %
DU2 =0,2*(0,842+(-3,208))=-0,473 %
DU3 =0,4*(-2,366)=-0,946 %
DU4 =0,6*(-2,366)=-1,419 %
DU5 =0,8*(-2,366)=-1,892 %
DU6 =1*(-2,366)=-2,366 %
DU7 =1,5*(-2,366)=-3,549 %
Åñåïòåëãåí ì¸íäåðäi 2-êåñòåãå åíãiçåìiç.
2-êåñòå. òðàíñôîðìàòîðäû ñûðòºû ñèïàòòàìàñû.
.. | b | cosg2 =1 | cosg2 =0.6 g2>0 | cosg2 =0.6 g2<0 | |||
DU% | U2% | DU% | U2% | DU% | U2% | ||
0,2 | 0,28 | 99,72 | 0,81 | 99,19 | -0,473 | 100,473 | |
0,4 | 0,561 | 99,439 | 1,62 | 98,38 | -0,946 | 100,946 | |
0,6 | 0,842 | 99,158 | 2,43 | 97,57 | -1,419 | 101,419 | |
0,8 | 1,123 | 98,877 | 3,24 | 96,76 | -1,892 | 101,892 , | |
1,5 | 1,404 2,106 | 98,596 97,894 | 4,051 6,076 | 95,949 93,924 | -2,366 -3,549 | 102,366 103,549 |
Òðàíñôîðìàòîð ÏÊ-íi æ¾êòåìå äåãåéiíå ò¸óåëäiëiãi ìûíà ôîðìóëà àðºûëû àíûºòàëàäû
̽íäà¹û Ðáæáîñ æ¾ðiñ øû¹ûíû; Ðêò ííîìèíàëäû òîº êåçiíäåãi òðàíñôîðìàòðäû ºûñºà ò½éûºòàëó øû¹ûíû; Síòðàíñôîðìàòîðäû íîìèíàëäû ºóàòû;
ÏÊ-ií åñåïòåóäi òðàíñôîðìàòîðäû æ¾êòåëó êîýôôèöèåíòiíi 0-1,5 àðàëû¹ûíäà ¼çãåðói, àë û¹ûñó á½ðûøûíû ì¸íäåði cosj2=1 æ¸íå 0,6 áîë¹àí æà¹äàéëàð ¾øií 6-7 í¾êòå ¾øií á¼ëåê ºàðàñòûðàìûç. ÏÊ-i ìûíà æ¾êòåìå äåãåéiíäå ìàêñèìàë ìәíãå æåòåäi.
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sg2 = 0,6
sg2 = 1
Åñåïòåëiíãåí ì¸íäåð êåñòåãå åíãiçiëiï, îñû ì¸íäåð áîéûíøà ÏÊ-íi æ¾êòåìåãå ò¸óåëäiëiãiíi ãðàôèãií ñàëàìûç.
3-êåñòå.
.. | b | Ә | |
cosg2 =0.6 | cosg2 =1 | ||
0,2 | 0,972 | 0,983 | |
0,4 | 0,979 | 0,987 | |
0,6 | 0,978 | 0,986 | |
0,8 | 0,975 | 0,985 | |
1,5 | 0,972 0,962 | 0,983 0,977 |
ә құ. қ өң 2- .
1. ., .. -: . ., 2002-66 .
2. .. -. ,1986-528 .
3. . ... .: , 1980-496 .
қ ұ қ:
1. өң қ ө, ғ ң d=0.15; ғ ң d12=0.207 ә L=0.401 .
2. ң , ө ң өң қ ә ң қ ө; ÒÊ îðàóûøòû áið ôàçàñûíäà¹û îðàì ñàíû W2 =42 ; ң өң қ 2=126,42; ÒÊ îðàóûøûíû áið ºàòàðäà¹û îðàìäàð ñàíû W2 қ =6 ; ÒÊ îðàóûøòû ðàäèàëäû ¼ëøåìi 2=0.017; ң 2=0.158 ә қ 2=0.192 ; ң WH1=1050 ; êåðíåóäi ðåòòåóäi áið ñàòûñûíäà¹û îðàì ñàíû W=26 ; ÆÊ îðàóûøû îðàìûíû ºèìàñû 1=5,5152; ÆÊ îðàóûøòû áið ºàòàðûíäà¹û îðàìäàð ñàíû W1қ =136 ; Ê îðàóûøòû ðàäèàëäû ¼ëøåìi 1=0.026; Ê îðàóûøòû iøêi äèìàòði 1=0.21 ә қ 1=0.262 .
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3. ²ûñºà ò½éûºòàëó êåðíåóiíi àêòèâòi º½ðàóøûñû Ua=1.404%; құ U=4,011%.
4. ðàíñôîðìàòîð êåäåðãiëåði îðíàëàñó ñ½ëáàñûíû ïàðàìåòðëåðií; ºûñºà ò½éûºòàëó êåçiíäåãi òîëûº êåäåðãi Zk=9,813 ; k=8 ; ң Z1= Z2=5 ; r1= r2=2,5 ; 1= 2=4 ; ү Z0=28867,5 ; r0=3866 ; 0=28607 ; ә ң құ Z=28862,5 ; r=3863,5 ; =28603 ;
5. Òðàíñôîðìàòîðäû áîñ æ¾ðiñ òî¹û, ғ îñ æ¾ðiñ òî¹ûíû àêòèâòi º½ðàóøûñû I=0.026 ; îñ æ¾ðiñ êåçiíäåãi òîëûº ôàçàëûº òîº IX=0,2 ; îñ æ¾ðiñ òî¹ûíû íîìèíàëäû òîººà ºàðà¹àíäà¹û ñàëûñòûðìàëû ì¸íi, ïàéûç åñåáiìåí i0=1.388%; îñ æ¾ðiñ òî¹ûíû ðåàêòèâòi º½ðàóøûñû IXP=0,198 ; ë ñàëûñòûðìàëû ì¸íi iXP=1.375%;
6. Ө ң қ ү; åíøiêòi æûëóëûº æ¾êòåìå ; ;
7. Òðàñôîðìàòîðäû åêiíøi ðåòòiê êåðíåóiíi DU òîº ïåí êåðíåó àðàñûíäà¹û û¹ûñó á½ðûøûíà g2 ò¸óåëäiëiãií;
8. Òðàíñôîðìàòîð ÏÊ-íi æ¾êòåìå äåãåéiíå ò¸óåëäiëiãi;
9. ºûñºà ò½éûºòàëó êåçiíäåãi ºàëûïòàñºàí òî; ºûñºà ò½éûºòàëó êåçiíäåãi îðàóûøòàðäû òåìïåðàòóðàñûí;
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10. òðàíñôîðìàòîðäû ñûðòºû ñèïàòòàìàñûí.
ұ
ʳ.....................................................................................................................2
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қ ұқ ә ә.........................4
ң ө .................................5
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Ққ ұқ ...........................................................14
Ққ ұқ ң қ ә ғ қ ү қ..........................................................................16
ң ү .................................................18
ң ү ғ қ.......................................20
ң ү қ....................................................21
қ ү қ..............................................................23
ң қ ......................24
Ә ...................................................................................................31
Қ............................................................................................................32
ұ.................................................................................................................33