施耐德中压设备设计指导.pdf
1 Schneider Electric ยऺኸڞ ణՔ b ௮ຎժၹዺሞዐუยԢስ้ፁݔࡀᄲ൱ă b ༵ࠃᆩᇀऺ໙ዐუਸ࠲ยԢ٫त֖ۨܮຕڦยऺݔࡀă සࢆڟٳǛ b ༵ࠃ०লऺڦ໙ᅜᆅڞยऺටᇵᅃօᅃօׯྜںă b ቛ๖ኈํऺڦ໙ݔ૩ă b ༵ࡔࠃाՔጚڦጨଙă b ߳ܔዖࡔाՔጚႜԲডă ጺ ԨยऺኸڞӻዺሞยԢስ้ႜऺ໙ժ༵ࠃዐუਸ࠲ยԢยऺ݆ݛă Ԩኸࠃ༵ڞዐუยԢยऺ ڦरຍཉ 2 Schneider Electric 3 Schneider Electric ๑ᆩణ ௮ຎ 5 ূຌހԿ๕ਸ࠲ยԢ 5 ۉუ 6 ୁۉ8 ೕ୲ 9 ਸ ీࠀڦࡋ࠲9 փཞހڦԿ႙๕ 10 ยऺᇱሶ 11 ܌ୟඹଉ 11 ܌ୟ ୁۉ12 Վუഗ 13 ཞօ݀ۉऐ 14 ᅴօۉऐ 14 ༵๖ 15 ෙ၎܌ୟऺ໙ํ૩ 17 జಇऺ໙ 21 ඤ࿘ۨ 24 ۯ࿘ۨ 27 జಇऺ໙ํ૩ 31 ఱუ༬Ⴀ 38 ዊڦਨᇹഽ ܈38 ևॲྔڦႚ 39 ևॲڦक़ਐ 39 ڪࢺݞप 41 IP پஓ 41 IK پஓ 41 ਸ࠲ยԢ ߁45 ዐუୟഗ 45 ߌࢻୁۉഗ 54 ۉუࢻߌഗ 61 ই ܮ64 Քጚ 66 Ԩ࿔ዐ֖ቷڦՔጚ 66 ዐუยऺኸڞ 4 Schneider Electric 5 Schneider Electric ௮ຎ ূຌހԿ๕ਸ࠲ยԢ ྺକยऺዐუਸࡋ࠲LjేႴᄲକူଚएԨ֖ຕǖ b ۉუ b ୁۉ b ೕ୲ b ܌ୟඹଉ ۉუĂୁۉĂೕ୲ݥඹᅟඓۨڦLj்ڍසࢆ֍ీऺ໙ሞᅃ߲ۅۨߴฉ܌ڦ ୟඹଉई܌ୟ఼ୁۉǛ କକྪஏ܌ڦୟඹଉ֍்ࢫᅜߵ၎ᆌۯڦĂඤ࿘ۨኵስਸڦాࡋ࠲ዷᄲ ևॲă କକۉۨܮუ֍்ࢫᅜඓۨኄၵᇮॲڦਨᇹఱኵă සǖୟഗĂ߰ਸ࠲Ă CT. ཚࡗ๑ᆩਸ࠲ยԢLj்ᅜۉܔ૰ྪஏႜ߰Lj੦तԍࢺă b ূຌހԿ๕ߛუਸྺݴࡋ࠲ᅜူෙૌǖ v ূຌᯈጎ๕ v क़߰๕ v ၒ๕ ᅜူྺዐუਸ࠲ยԢ࠲ڦ॰ጨଙLj֖ ࡔा߾ۉ྿ᇵࣷ DŽ IECDžՔጚLjᅜ तዐॆࡔࡔՔጚ DŽ GBDžࢅ၎ۉ࠲૰ ևՔጚ DŽ DLDž ă 6 Schneider Electric ௮ຎূຌހԿ๕ਸ࠲ยԢ ۉუ ሏႜۉუ UkV ኄ߲֖ຕኵۨᅭྺยԢ܋੨ฉۉڦუኵă ۉۨܮუ UrkV ۉۨܮუྺยԢሞኟሏႜཉॲူڦፌۉٷუኵ ߵݛኵ Ljۉۨܮუጺ ԲሏႜۉუᄲٷLjժLjཞਨᇹೝ၎ڦ࠲ă ਨᇹೝ UdkV rms.1mn त UpkV ރኵ ۨᅭྺሞ֡ፕۉࡗუतૃ؋ۉऍူยԢڦఱუೝă b Ud ӵໜྪۉጒༀڦՎࣅׂܸิాڦևۉࡗუăස࠲Ăࢇ࣮ୟLjਨᇹጱஏई܌ ୟLjኄ߲ۉუኵᅜሞํᄓཚݴ1 ࡗዓ߾ೕఱუઠఇెă b Up ٷഘۉࡗუLjᆯૃऍईሞৎ၍ୟૃऍׂิྔڦևۉࡗუăኄ߲ۉუኵᅜ ሞํᄓాཚࡗᅃ߲ૃ؋ۉऍۉუհႚઠఇెă ጀǖ IEC694Ljڼ 4 ቤዐۨߴକ߳ዖۉუຕኵLjڼ 6 ቤዐۨࡀକਨᇹᄓཉॲă 7 Schneider Electric ௮ຎূຌހԿ๕ਸ࠲ยԢ Քጚ ݥأᅃၵ༬൧LjનනનڦยԢᅈቷ IEC60 071 त 60 298 ዐဣଚ 1 ዐ list 2 ۨࡀڦă ۉۨܮუኵ kV rms ؋ऍఱუ 1.2/50 s 50Hz kV ރኵ litst 1 Iitst 2 ߾ೕఱუ 1 mn kV rms ۨܮሏႜۉუ kV rms 7.240 6020 3.3 6.6 1260 7528 10 11 17.575 9538 13.8 15 2495 12550 20 22 36145 17070 25.8 36 ฉຎূຌހԿ๕ਸ࠲ยԢڦਨᇹೝۨࡀሞ࡛Ӛ܈ߛၭᇀ 1000 Lj࿒˚02 ܈CLjโ 11 ܈g/m 3तٷഘუ૰ 1013mbar ڦ൧ူă ሞᅃ߲ਨᇹೝူփႴᄲႜᄓᄓኤڦഘ৫ਐኵLjසူă ۉۨܮუ kV rms ؋ऍఱუ 1.2/50 s kV ރኵ ഘ৫ਐ cm 7.260 10 1275 12 17.595 16 24125 22 36170 32 Cf.GB/T 11022-1999 standard 4.2 ڦۨࡀՔጚ֖ٷഘཉॲူۨܮڦਨᇹೝ ۉۨܮუ kV DŽᆶၳኵDž ߾้܌ۨܮೕఱ ۉუ U d kV DŽᆶၳኵDž ؋ۉૃۨܮऍఱ ۉუ U p kV DŽᆶၳኵDž ཚᆩኵ ߰੨ ཚᆩኵ ߰੨ 3.6 10 18 12 20 20 40 23 46 7.2 20 23 25 28 40 60 46 70 12 28 42* 32 48* 60 75 70 85 24 506095 125 110 145 40.5 85, 95* 110185215 * ྺยԢྔਨᇹሞ߅ሳጒༀူڦఱۉუ 8 Schneider Electric ௮ຎূຌހԿ๕ਸ࠲ยԢ ୁۉ ۨܮჄሏႜୁۉǖ IrA ኄᅃ߲ߵݛኵLjۨᅭྺሞยԢԿࢇ้LjுᆶࡗגՔጚڦۨࡀ࿒ืୁۉڦኵă ူߴକ IEC Քጚ߳ڦۨࡀዖথ൧ူሎႹڦ࿒ืኵă ۨܮჄሏႜୁۉ ऐႁଙ ፌٷኵ ഘዐةཀྵ ༹ڞፌߛ࿒ ܈ ˚C ፌٷ࿒ื t ˚ .max.-40˚C ཟईཟࢇূ 75 35 ܆ᆀई ܆ 105 65 ܆ဍ 90 50 ᆩஅພईഄࢇ༹ڞڦ݆ݛၳڪևݴ ཟĂཟࢇূࢅ୩ࢇূ 90 50 ܆ᆀई ܆ 115 75 ܆ဍ 105 65 ጀǖનනનິࠅཚ๑ᆩୁۉۨܮڦኵྺǖ 400Lj 630Lj 1250Lj 2500त 3150A. ሏႜୁۉǖ IA ኄ߲ኵऺ໙࣮ୟዐᆩۉยԢڦڟڥܸࢁڦăස்ࡕுᆶፁڦࠕጨଙઠऺ໙ ้Ljᅜᆯਜ਼ࢽ༵ࠃኄ߲ຕኵă ሏႜୁۉᄺᅜཚࡗยԢࠀڦ୲ऺ໙ڟڥă ૩ǖ bሞ 5.5kVڦሏႜۉუူLj၍ߴࠃࡋ 630kWۉऐत 1250kVAՎუഗă vՎუഗ၍ڦሏႜୁۉǖ ሞࠀ୲ǖ vۉऐ၍ڦሏႜୁۉǖ SUI 3 I S U3 ----------- - 1250 5.51.732 ---------------------------- -130A ϕ cos ࠀ୲ᅺຕ 0.9 η ۉऐၳ୲ 0.9 I P U ϕI η ---------------------------- - 630 5.51.7320.90.9 ----------------------------------------------------------82A 9 Schneider Electric ௮ຎূຌހԿ๕ਸ࠲ยԢ ĬĬĬĬ YES ፌၭ܌ୟୁۉǖ Isc kA rms DŽ९ Đ܌ୟୁۉđቤবዐڦDž ፌ܌ٷୟୁۉᆶၳኵǖ IthkA rms. 1 s ई 3 s DŽ९ Đ܌ୟୁۉđቤবዐ ڦ ፌ܌ٷୟރୁۉኵǖ IdynkA ރኵ DŽሡༀײࡗዐڼڦᅃ߲ຨ้ރኵDž DŽ९ Đ܌ୟୁۉđቤবዐڦDž ೕ୲ frHz b ፌྺཚᆩڦଇዖೕ୲ǖ v ౹ዞ 50Hz v ெዞ 60Hz ᆶၵॆࡔଇዖೕ୲ۼᆩă ਸڇీࠀࡋ࠲ᇮ Քኾࡽޙీࠀൎీୁۉ ૰߾ፕࠤቱ ߰ਸ࠲߰ থںਸ࠲߰܌ୟీࢇ࠲૰ ࢁਸ࠲ਸ փీႜ߰ ĬĬĬĬ ࢁਸ࠲ਸ ߰ ĬĬĬĬ ࠦۨ๕ୟഗਸ ԍࢺ փీႜ߰ ĬĬĬĬĬĬĬĬ ؏๕ୟഗਸ ԍࢺ ؏้ᅜ߰ ĬĬĬĬĬĬĬĬ ࠦۨ๕থةഗਸ փీႜ߰ ĬĬĬĬ ؏๕থةഗਸ ؏้ᅜ߰ ĬĬĬĬ භഗԍࢺ փీႜ߰ ĬĬĬĬᅃْ 10 Schneider Electric ௮ຎূຌހԿ๕ਸ࠲ยԢ փཞހڦԿ႙๕ ༬ኙ ᯈጎ๕ क़߰๕ ၒ๕ ࡋ႙ ྔূຌᅃԍথں ዐუ߰ڦຕଉ Ľ 3 3 ļ 2 ాև߰ӱূຌᅃԍথںূຌईຌূݥূຌईຌূݥ ᅎۯॲĬĬĬĬీᆶ ਏᆶݞኹথৎۉټևॲڦऄோĬĬĬĬĬĬĬĬ ཚ้ۉඹᅟ֡ፕĬĬĬĬĬĬĬĬ ా༹ࡋևڦࢷۉᅎۯઓవీڍĬĬĬĬĬĬĬĬ ĬĬĬĬ YES 11 Schneider Electric ยऺᇱሶ܌ୟඹଉ ० b ܌ୟඹଉথൽਦᇀྪۉದዃतഄዐยԢڦፆੇٷၭǖ ၍ୟĂۉમĂՎუഗĂۉऐ ...... ᆶኄၵ܌ୟୁۉཚڦࡗยԢă b ኄᅃ߲ሞ݀ิࠤቱ้ྪۉᅜ༵ߴࠃยԢፌీڦٷଉLj ྺٳMVA ईሞڦۨߴ ሏႜۉუူ ڦkA rms ኵ . U ሏႜۉუ kV Isc ܌ୟ ୁۉkA rms. ܌ୟඹଉᅜԥੂፕᅃ߲ሞࠀ୲ă b ܌ୟඹଉኵཚᆯਜ਼ࢽ༵ࠃă DŽᅺྺ்ྫྫுᆶऺ໙Ⴔ֖ڦຕDž ඓۨ܌ୟඹଉႴᄲݴဆሞፌܱଝڦ൧ူ܌ၠୁీۉୟڦۅ൧ă ీۉڦᇸྺۅǖ b ཚࡗՎუഗᆯࠃ༵ྪۉă b ݀ۉऐă b ᆯገยԢ༵ీڦࠃଉݒઍ DŽۉऐڪDžईᆯ MV/LV Վუഗ༵ࠃă ்ՂႷऺ໙ᅃ܌ୟ ڦۅIsc ୁۉă ૩ 2ǖ bٗگუݒڦࠃ༵܋ઍୁۉ Isc5ኻᆶሞ Վუഗ T4ᇑଷྔᅃ߲ۉᇸۅথ้֍ ٪ሞă bෙ߲ۉᇸࡗୁୁۉڦࠃ༵ۅਸࡋ࠲ DŽ T1-A-T2Dž vୟഗ D1DŽ܌ୟۅ ADž Isc1Isc2Isc3Isc4Isc5 vୟഗ D2DŽ܌ୟۅ BDž Isc1Isc2Isc3Isc4Isc5 vୟഗ D3DŽ܌ୟۅ CDž Isc1Isc2Isc3Isc4Isc5 12 Schneider Electric ยऺᇱሶ ܌ୟ ୁۉ b ྺକስᅃ߲ࢇڦਸ࠲ยԢ ୟഗईභഗ ժยۨԍࢺీࠀLj ՂႷᄲኪڢෙ߲ ܌ୟୁۉኵǖ v ፌၭ܌ୟ ୁۉ IsckA rms සǖ 25 kA rms ኄ߲ኵྺሞԍࢺူڦᆴ܋ཀྵ݀ิ܌ୟ සࠤቱ݀ิሞഄઍ၍܋Lj९ 1 Ljܸփ ፌথৎᇀਸยԢتăُኵᆩᇀኝۨୁۉࡗԍࢺኵă v ፌ܌ٷୟୁۉኵᆶၳኵ IthkA rms. 1 s or 3 s සǖ 25 kA rms. 1s ኄ߲ኵྺ܌ୟ݀ิሞԍࢺยԢڦ੨ ت९ 1Dž ۨᅭྺ 1 ई 3 ௱ڦยԢඤ࿘ۨୁۉǖ v ܌ୟރୁۉኵ ሡༀײࡗዐڼڦᅃ߲ރୁۉኵ IdynkA peak සǖ 2.5 Ą 25kA 63.75kA peak IEC 60 056ई 2.7 Ą 25kA 67.5 kA peak ANSI -Idyn ڪᇀǖ 2.5 Ą Isc at 50 Hz IECईLj 2.6 Ą Isc at 60 Hz IECईLj 2.7 Ą Isc ANSI Ԡ܌ڦୟऺୁۉ໙ኵă ਦۨକୟഗईਸݴڦ࠲Ăీࢇ࠲૰Ljᅜतజ၍तਸۯڦࡋ࠲࿘ۨኵă -IEC ֑ᆩසူຕኵǖ 8-12.5-16-20-25-31.5-40kA rms. ኄၵຕኵཚሞरຍݔࡀዐ๑ᆩă ૩ǖ bሞᅃ߲रຍݔࡀዐీߴᅃ߲ kA rmsኵᅜत MVAኵLj ස Isc 19 kA rmsࢅ 350 kVA,10kV vසࡕᅜ 350MVAઠऺ໙ǖ ኄֶ߲ᅴᆯᇀࡃୋသ࠹ᆅഐڦă 19kA rmsԥණྺፌ੍ڦă vଷᅃ߲૩ጱǖሞዐუतߛუဣཥዐLj IEC909ۨࡀሞऺ໙ፌ܌ٷୟ้ୁۉ୯ 1.1ڦဣຕă 1.1 ڦဣຕᆯᇀ୯କࠤቱยԢฉۉ 01 ڦუইă ኍࠤܔቱ݀ิ้ీ၄܌ڦୟୁۉLj ᆶۉڦഘยԢۼᆌਏᆶܔᆌٯࢺݞڦแLj ܌ୟୁۉኵྫྫᇑڦ༹ڞপ௬ओ၎ܔᆌă ऺ໙܌ୟ้ୁۉᆌጹࢇ୯ీྪۉ၄ ߳ڦዖሏႜݛ๕LjܸٗᅃօඓۨยԢ ᄲఱईൎࠤቱ้ୁۉᆌਏԢۉڦഘ ༬Ⴀă Isc 350 310 ------------------- -20.2kA rms Icc1.1 U 3Zcc ----------------------- - E Zcc --------- - 13 Schneider Electric ยऺᇱሶ܌ୟୁۉ Վუഗ ྺକඓۨୁࡗՎუഗ܌ڦୟୁۉLj்ႴᄲံኪڢՎუഗ܌ڦୟۉუӥݴԲ UscDž ă b Usc ཚࡗᅜူݛ๕ઠඓۨڦǖ Ɨ ۙუഗ࿄ۉუǖ U0 Ƙ ْܾ֨تᇀ܌ୟጒༀ ƙ ደօ༵ۙߛუഗۉڦუLjڟՎუഗْܾ֨ୁۉڦኵྺ ୁۉۨܮIră ُ้ᅃْ֨ۉڦڟ܁უኵनྺ Uscă b ܌ୟୁۉኵᅜူଚࠅ๕ऺ໙ ᅜ kA ྺڇ࿋Dž ܌ୟٷڦୁۉၭൽਦᇀҾጎሞྪஏ ฉڦยԢૌ႙ DŽՎუഗĂ݀ۉऐĂ ۯۉऐĂ၍ୟڪDž ă ૩ǖ b Վუഗ 20MVA b ۉۨܮუ 10kV b Usc10 b ฉᆴ܌ୟඹଉǖ൬ٷ Ir Sr 3Ur -------------- 20000 310 ------------------- -1150A Isc Ir Usc ---------- - 1150 10100 ----------------------11500A11.5kA Isc Ir Usc --------- - 14 Schneider Electric ยऺᇱሶ܌ୟୁۉ ཞօ݀ۉऐ ୁ݀ۉऐࢅۯۉऐDž ऺ໙ཞօ݀ۉऐ܌ڦୟްݥୁۉሗڦLjኄዷᄲᅺྺഄాևፆੇሞ܌ୟ݀ิࢫ ໜ้क़ܸՎࣅă b ໜጣ้क़ླྀڦᅎLjୁۉᆶෙ߲ປ३ײࡗă v ْሡༀ DŽᆩᇀඓۨසୟഗీࢇ࠲ڦ૰तۯ࿘ۨీ૰Dž LjೝჄ้क़ǖ 10msă v ሡༀ DŽᆩᇀඓۨยԢڦඤ࿘ۨీ૰Dž LjೝჄ้क़ǖ 250msă v ࿘ༀ DŽُኵྺ܌ୟڦୁۉ࿘ۨኵDž ă b ܌ୟऺڦୁۉ໙ݛ๕ཞՎუഗૌຼLjڍփཞڦປ३ײࡗႴᄲऺ܀ڇ໙ă b ܌ୟऺୁۉ໙ᅜཚࡗᅜူࠅ๕ǖ Xsc ܌ୟ ੇۉ b ཞօ݀ۉऐཚᆩ܌ڦୟੇۉኵྺǖ ጒༀ ْሡༀ ੇۉXd ሡༀ ੇۉXd ࿘ༀ ੇۉཞօ ੇۉXd Xsc 10-20 5-25 200-350 ᅴօۉऐ b ܔᇀᅴօۯۉऐ v ܌ୟڪୁۉᇀഐ ୁۉۯ Is ċ 8 Ir v ፕྺ݀ۉऐጒༀሏႜ้Lj༵܌ߴࠃୟ܌ڦۅୟྺୁۉǖ Ir ဣຕኵൽ 3 ୯କཞ้ဣཥᅜतۯۉऐ܌ڟୟڦۅፆੇă Isc Ir Xsc ---------- c5≅ I3Σ≅ 15 Schneider Electric ยऺᇱሶ܌ୟୁۉ ෙ၎܌ୟऺୁۉ໙ b ෙ၎܌ୟ b ฉᆴ ྪۉ b ॐ၍ X0.4/kmHV X0.3/kmMV/LV 1.8.10 -6 cm ཟ 2.8.10 -6 cm ୩ 3.3.10 -6 cm ୩ࢇূ b ཞօ݀ۉऐ Xscْሡༀ ሡༀ ࿘ༀ ഛऐ 10 2015 25 200 350ǁ ऐ 15 2525 35 70 120ǁ b Վუഗ ܔᇀኈኟຕኵLj֖९ิׂॆڦߴຕDž ૩ǖ 20kV/410V; Sr630kVA; Usc4 63kV/11V; Sr10MVA; Usc9 SrkVA 100 3150 5000 5000 Usc 4 7.5 8 12 MV/LV HV/MV b ۉમ X0.10 0.15/km ෙ၎ईڇ၎ b జ၍ X0.15/km Ssc1.1UIsc3 U2 Zsc --------- - Isc 1.1U 3Zsc ----------------------- -ZscR2X2ഄዐ Z U2 Ssc ---------- R X --- -0.2at20kV{ 0.3at6kV 0.1at150kV Rρ L S --- - Ω Ω ρΩ ρΩ ρΩ Z ΩX Ω U2 Sr ----- - Xsc 100 ---------------- - Z Ω U2 Sr ----- - UscC 100 ---------------- - Ω Ω 16 Schneider Electric ยऺᇱሶ܌ୟୁۉ b ཞօۯۉऐࢅۙ၎ሏႜ݀ۉऐ Xsc ْሡༀሡༀ࿘ༀ ۉߛऐ 152580 ۉگऐ 3550100 ۙ၎ሏႜ݀ۉऐ 2540160 b ᅴօۯۉऐ ኻᆶْሡༀ Is ċ 8 Ir Ir b ࠤቱࢷۉၠ܌ୟୟ܌ࠃ༵ۅୟୁۉ DŽ Ir ྺୁۉۨܮDž b ཚࡗՎუഗၳڪڦࢫፆੇ v ૩සLjگუ֨݀ิ܌ୟ้Ljߛუ֨ۉڦમཚ ࡗHV/LV Վუഗڦࢫፆੇኵ त ڥ ኄ߲ऺ໙݆ݛᆩᇀᆶۉუڪपۉڦમLjन๑ཚࡗକزথ߲ܠڦࢫՎუഗ ࢫධᆩă v ܔᇀሞ A ࠤิ݀ۅቱ้ڦፆੇǖ ഄዐ n ǖՎუഗՎԲ b ፆੇڦෙঙࡧຕ Z Ω Ir Id ---- - U2 Sr ----- - c5≅ Isc3Σ≅ Id Isc 1.322 --------------- ċ R2R1 U2 U1 ----- - 2 X2X1 U2 U1 ----- - 2 Z2Z1 U2 U1 ------ 2 ΣRR2 RT n2 ------- - R1 n2 ------ Ra n2 ------ΣXX2 XT n2 ------- X1 n2 ----- - Xa n2 ----- - ZR2X2 17 Schneider Electric ยऺᇱሶ܌ୟୁۉ ෙ၎܌ୟऺ໙ํڦ૩ ፆੇ݆ ᆶྪۉฉڦยԢ ۉࠃဣཥĂՎუഗĂ݀ۉऐĂۯۉऐĂۉમĂజ၍ۼ ڪᅜᆩ ፆੇኵ Z ઠ๖ăፆੇኵᆯۉፆݴଉ R ᅜतݴੇۉଉ X ፇׯLjڇ࿋ྺă b ኄෙ߲ଉኮक़࠲ڦဣᅜူ௬ࠅ๕ ٳ ܔᆌᇀ૩ 1 Dž b ፆੇ݆Ԉઔǖ v ॽྪஏׯݴब߲և ݴ v ऺ໙ᅃևۉڦݴፆ R त ੇۉX v ऺ໙ኝ߲ྪஏ - ۉၳڪፆ R ࢅ ੇۉX - ၳڪፆੇ - ܌ୟ ୁۉ b ෙ၎܌ୟ ྺୁۉ Isc ܌ୟ ୁۉkA U ࠤቱ݀ิኮമࠤڦቱۅ၍ۉუ kV Zsc ܌ୟፆੇ DŽܔᆌᇀ૩ 2 Dž ऺ໙ෙ၎܌ୟ࠲ڦୁۉ॰ ሞඓۨ܌ୟۅฉᆴڦፆੇኵ Ω ZR2X2 Isc U 3Zsc ----------------------- - Ω 18 Schneider Electric ยऺᇱሶ܌ୟୁۉ ໙૩ǖ 63kVڦဣཥ ဣཥ܌ୟඹଉǖ 2000MVA b ྪۉದዃ ଇୟժሏႜڦՎუഗᅜतᅃ߲݀ۉऐ b ยԢ֖ຕǖ v Վუഗǖ - ۉუ 63kV/10kV - ሞࠀ୲ǖ 1 ߲ 15MVA,1 ߲ 20MVA - ፆੇۉუǖ U10 v ݀ۉऐǖ - ۉუǖ 10kV - ሞࠀ୲ǖ 15MVA - ሡༀ ੇۉX dǖ 20 - ْሡༀ ੇۉXdǖ 15 b ࿚༶ǖ v ඓۨజ၍܌ୟ܌ڦୟୁۉLj v ୟഗ D1 ڟD7 ࢇ࠲ڦतਸీ૰ă ኄᆶᅃ߲Ⴔᄲਦڦ࿚༶ƽ 19 Schneider Electric ยऺᇱሶ܌ୟୁۉ ໙݆ b ඓۨփཞ܌ڦୟୁۉ ీ༵܌ࠃୟۉڦୁۉᇸྺۅଇ߲Վუഗतᅃ߲݀ۉऐă ्ۨٗ D4,D5,D6 ࢅ D7 ඪࢆݓໃۉă Ԩӄ૩ዐୟഗڦฉ܋੨݀ิ܌ୟ้ D1,D2,D3,D4,D5,D6,D7 ܌ୟۉ ୁᆯ T1,T2त G1 ༵ࠃă b ۉၳڪୟ ᅃ߲ยԢᆯۉፆतٳੇߌLj ऺ໙ᅃ߲ยԢڦਏ༹ຕኵࢫဣཥ ᅜ०ࣅසူǖ ঢ়ᄓLjۉፆኵᇺᇺၭᇀੇߌኵLjᅺُᅜ०ࣅLjੇߌኵनྺፆੇኵ DŽ XZDž b ྺକඓۨ܌ୟඹଉLjᅃӯ்Ⴔᄲऺ܀ڇ໙փཞۉڦፆኵतੇߌኵLj ࢫ൱ࢅă b ᆶକ Rt ࢅ Xt ࢫLjᅜཚူࡗ๕ऺ໙ Zt ጀǖᆯᇀ R ኵཞ X ኵ၎ԲݥၭLjᅜࢮLjᅺُᅃӯઠຫ ZXă RtR XtX ZΣR2ΣX2 ཚऺࡗ໙Lj༵ࠃକᅃ߲ ਦݛӄ 20 Schneider Electric ܌ୟ ୁۉ ยԢ ऺ໙ ZXohms ဣཥ Ssc2 000 MVA U op.10 kV 0.05 Վუഗ Usc10 U op.10 kV 0.67 Վუഗ Usc10 U op.10 kV 0.5 ݀ۉऐ U op.10 kV ሡༀ Xsc20 ْሡༀ Xsc15 Zat1.33 Zas1 జ၍ ᇑଇՎუഗժ ᇑဣཥፆੇ ز Zet0.29 Zer0.34 ժူۉڦᇸۅ ሡༀ ْሡༀ 0.27 0.25 ጀǖୟഗڦਸీ૰ۨᅭྺਸ࿘ ۨ܌ୟڦူୁۉᆶၳኵăժLjᆯᇀ ਸ้क़ڦփཞᅜतဣཥ R/Xኵڦփ ཞLjୟഗ࣏ਏԢਸᅃۨݥዜݴ ଉీڦ૰ ሀྺ 30ă ܸܔᇀ݀ۉऐઠຫLjᆯᇀഄݥዜݴ ଉٷLjऺ໙ࡕධႴᄓᄓኤă ୟഗ࣮ၳڪୟ Zਸీ૰ kAీࢇ࠲૰ 2.5IsckA ރኵ D4 D7 ሡༀ Z0.27 21,40 21,40 ġ 2,553,15 ْሡༀ Z0.25 D3 ݀ۉऐ Z0.34 17 17ġ 2,542,5 D1 15MVA Վუഗ ሡༀ 17,9 14,9 ġ 2,537,25 Z0.39 ْሡༀ Z0.35 D2 20MVA Վუഗ ሡༀ Z0.47 12,4 12,4 ġ 2,531 ْሡༀ Z0.42 ᇀLj்ᆶକࡕƽ Zr U2 Ssc ---------- 102 2000 ------------ - Z15 U2 Sr ----- -Usc 102 15 -------- 10 100 --------- - Z20 U2 Sr ----- -Usc 102 20 -------- 10 100 --------- - Zat 102 15 -------- 20 100 --------- - Za U2 Sr ----- -Xsc Zas 102 15 -------- 15 100 --------- - Z15ZZ20 Z15Z20 Z15Z20 --------------------------- - 0 670 5,, 0 670 5,, -------------------------- -Į ZrZet0 050 29,, Zer Zat ZerZat ZerZat ------------------------- 0 341 33, , 0 341 33,, ------------------------------Į Zer Zat ZerZat ZerZat ------------------------- 0 341 , 0 341, --------------------- -Į Ξ ≅ Ξ ≅ Ω Isc U2 3Zsc ----------------------- - 10 3 ------ - 1 Zsc --------- - ยऺᇱሶ 21 Schneider Electric ยऺᇱሶజಇऺ໙ ถ b జ၍٫ൽਦᇀഄኟሏႜཉॲ ኟሏႜۉუኵਦۨକ၎क़त၎ںܔਐᅜतਨᇹኧॲྔࢅ܈ߛڦႚLjཚࡗజಇ ୁۉڦኵਦۨକజ၍ڦপ௬ᅜत༹ڞଙ b ᅜ்ᄲඓԍړཚ܌ࡗୟ้ୁۉLjਨᇹኧॲഐڟਖ਼ޜऐႁ૰ڦፕᆩLjజಇഐ ڟਖ਼ޜऐႁ૰ࢅඤၳᆌڦፕᆩă ࣏Ⴔᄲඓԍజಇࠦڦᆶናۯዜփࣷᆯᇀୁۉཚܸࡗᆅഐࠌናă b ྺକႜజಇऺ໙Lj்Ⴔᄲඓۨසူۉڦഘत༬Ⴀ֖ຕǖ జಇۉഘ༬Ⴀ Ssc ܌ྪۉୟඹଉ * MVA Ur ۉۨܮუ kV U ሏႜۉუ kV Ir ୁۉۨܮ A džጀǖᅃӯُኵᆯਜ਼ࢽ༵ࠃLjईኁᅜཚ܌ࡗୟୁۉኵᅜतሏႜۉუኵ൱ڥǖ უኵ൱ڥǖ Sscġ Isc ġ U ९܌ୟୁۉᅃቤ జಇ༬Ⴀ S జಇপ௬ cm 2 d ၎क़ਐ cm ཞᅃ၎ฉਨᇹኧॲڦक़ਐ cm n ࣍ৣ࿒ ܈n ļ 40˚C ˚C -n ሎႹ࿒ื * ˚C ྔႚǖ Ռೝӱ v ଙǖ ཟ v ୩ v քዃݛ๕ǖ ೝ ݣv ຒ ݣv ᅃ၎ڦజಇຕǖ džጀǖ९ IEC 60 694ዐ Vࢫ 2ᄻዐߴ ੍ഐ९Ljజಇऺ໙࣏Ԉઔ ॠֱޏᆶፁۯڦࠕĂඤ࿘ ۨ༬ႠᅜतࠌݥናႠă 3 ι θ θ θ θ 22 Schneider Electric ยऺᇱሶజಇऺ໙ ࿒ื ቌጲ IEC 60 694 ዐ V ևॲૌ႙Ljଙतਨᇹዊ DŽ֖९ 1Lj 2Lj 3Dž ࿒ ܈˚C - n அພईၳڪথ ֖९ 7 ړ nǙ 40˚C ཟLjཟࢇূई୩ࢇূ ഘ 90 50 SF6* 115 75 ᆳ 100 60 ܆ᆀई܆ ഘ 115 75 SF6 115 75 ᆳ 100 60 ܆ဍ ഘ 105 65 SF6 105 65 ᆳ 100 60 *SF6ୃ଼ࣅޘ 1ĂӀഄీࠀLjཞᅃևॲᅜຌᇀ V ଚڦबዖૌ՚ăሞኄዖ൧ူLjሎႹڦፌ ߛ࿒ࢅ܈࿒ืኵ၎࠲ૌ՚ڦፌگኵă 2Ăܔኈਸ࠲ጎዃLj࿒ࢅ܈࿒ืڦट၌ኵփᆩᇀتሞኈዐڦևॲăഄᇆևॲփ ᆌ ࡗגV ዐڦߴ࿒ࢅ܈࿒ืኵă 3Ăᆌጀᅪԍኤዜྷڦਨᇹଙփሦ࣋ڟă 7Ăړ๑ᆩ V ዐுᆶڦߴଙ้Ljᆌჺ৯்ڦႠీLjᅜՍඓۨፌڦߛሎႹ ࿒ืă ጀǖ GB11022ዐ 3 ߛუਸ࠲ยԢࢅ੦ยԢ߳ዖևॲĂଙࢅਨᇹዊڦ࿒ࢅ܈࿒ืट၌ዐ ڦຕኵཞ IEC60 694ዐ V ᅃዂă θθθ θ 23 Schneider Electric ยऺᇱሶజಇऺ໙ ࿒ื ቌጲ IEC 60 694 ዐ V ևॲૌ႙Ljଙतਨᇹዊ ࿒˚ ܈C -n ةཀྵ ֖९ጀ 4ړ nǙ 40˚C ཟईཟࢇূ ഘ 75 35 SF6* 105 65 ᆳ 80 40 ܆ᆀई ܆ጀ 5 ഘ 105 65 SF6 105 65 ᆳ 90 50 ܆ဍ ጀ 5ࢅ 6 ഘ 90 50 SF6 90 50 ᆳ 90 50 *SF6ୃ଼ࣅޘ 1ĂӀഄీࠀLjཞᅃևॲᅜຌᇀ V ଚڦबዖૌ՚ăሞኄዖ൧ူLjሎႹڦፌ ߛ࿒ࢅ܈࿒ืኵ၎࠲ૌ՚ڦፌگኵă 2Ăܔኈਸ࠲ጎዃLj࿒ࢅ܈࿒ืڦट၌ኵփᆩᇀتሞኈዐڦևॲăഄᇆևॲփ ᆌ ࡗגVዐڦߴ࿒ࢅ܈࿒ืኵă 3Ăᆌጀᅪԍኤዜྷڦਨᇹଙփሦ࣋ڟă 4Ăړ๑ᆩ V ዐுᆶڦߴଙ้Ljᆌჺ৯்ڦႠీLjᅜՍඓۨፌڦߛሎႹ ࿒ืă 5ĂӀቷยԢᆶڦ࠲रຍཉॲǖ ሞࢅࢇ࠲ਸᄓ සࡕᆶࢫ ࣆڦLj ሞ้܌ఱୁۉᄓࢫLj ሞऐႁఱᄓࢫLj ᆶةڦ֫܆ཀྵሞথ൶ةᆌᆶჄ֫܆ڦLjޏሶةཀྵᆌԥੂׯ Đđڦă 6ĂܔᇀභີةཀྵLjഄ࿒ืኵᆌཞ࠲ᇀߛუභີڦᆶ࠲Ӳዐڦᄲ൱ᅃዂă ጀǖ GB11022ዐ 3 ߛუਸ࠲ยԢࢅ੦ยԢ߳ዖևॲĂଙࢅਨᇹዊڦ࿒ࢅ܈࿒ืट၌ዐ ڦຕኵཞ IEC60 694ዐ V ᅃዂă θθ θ θ 24 Schneider Electric ยऺᇱሶజಇऺ໙ ඤၳᆌఱ ܔᇀ ୁۉۨܮDŽ IrDž ഄዐǖ I ሎႹཚ ୁۉࡗA ړ၄ူଚ൧้Ⴔᄲ୯ইඹǖ -࣍ৣ࿒ٷ܈ᇀ 40˚C -ڪࢺݞपٷᇀ IP5 n ࣍ৣ࿒ ܈n ļ 40˚C ˚C -n ሎႹ࿒ื ˚C S జಇপ௬ cm 2 P జಇዜ ܔᆌᇀፑ cm 20 20 ˚C ้ۉ༹ڞፆ୲ ཟǖ 1.83 cm ୩ǖ 2.90 cm ۉፆ࿒܈ဣຕǖ 0.004 K ཉॲဣຕ ᆯ 6 ߲ဣຕױڦओ k1,k2,k3,k4,k5,k6 ڟڥ ௮ຎසူǖ * ९മᄻ ڦߴIEC 60 694 V ဣຕ k1,2,3,4,5,6 ۨڦᅭ b ဣຕ 1ǖ၎జಇຕतಇଚႚጒǖ v 1 ߵజಇ k11 v 2 ई 3 ߵజಇLj९ူǖ e/a 0.05 0.06 0.08 0.10 0.12 0.14 0.16 0.18 0.20 ၎జಇຕ 2 1 .63 1.73 1.76 1.80 1.83 1.85 1.87 1.89 1.91 3 2 .40 2.45 2.50 2.55 2.60 2.63 2.65 2.68 2.70 Ԩ૩ዐǖ ඟ்ॠֱᅃՓᅙঢ়ࡻڦజಇǖ ߵ ...ߵ ...x...cmޏፁۉۨܮ ୁᅜत 1ڟ 3௱้܌ڦఱୁۉ θ θ θ θ ρ α Ω Ω 25 Schneider Electric ยऺᇱሶజಇऺ໙ b ဣຕ 2 జಇ௬ጒǖ v k21 v ഁ k21.15 b ဣຕ 3 జಇքዃݛ๕ǖ v జಇຒ ݣ k31 v ߵڇజಇೝ ݣ k30.95 v ߵܠజಇೝ ݣ k30.75 b ဣຕ 4 జಇҾጎ࿋ዃǖ v ࢽాጲཚ ޅ k41 v ࢽྔጲཚ ޅ k41.2 v ཚޅཉॲူހڦԿڢ࠶ዐ k40.80 b ဣຕ 5 ഽ೨ޅૐཉॲǖ v ഽ೨ޅૐ k51 v ሞᆶഽ೨ޅૐ้ۨߴ܀ڇኵժཚํࡗᄓᄓኤ b ဣຕ 6 ୁۉૌ႙ǖ v ܔᇀୁೕ୲ၭᇀ 60Hz ڦ൧Lj k6 ڦൽኵᇑ၎జಇڦຕଉतഄक़ਐٷၭᆶ࠲Lj ူྺक़ਐᇑజಇ܈ࢩ၎้ڪLj k6 ᇑ n ኮक़࠲ڦဣǖ n 1 2 3 k6 1 1 0.98 26 Schneider Electric ยऺᇱሶజಇऺ໙ ܔᇀ้܌ఱ ୁۉDŽ IthDž b ்्ۨሞኝ߲Ⴤ้क़ా 1 ई 3 ௱Dž ǖ v ᆶඤీڞۼዂڦ༹ڞ࿒ื v ඤޖพၳڦᆌԥࢮ ഄዐǖ ܌ୟ࿒ื c ূຌԲඤ ཟǖ 0.091kcal/daN˚C ୩ǖ 0.23kcal/daN˚C S జಇপ௬ cm 2 n ၎జಇຕ Ith ้܌ఱୁۉኵ A rms DŽፌ܌ྺٷୟୁۉᆶၳኵDž tk ้܌ఱ้क़ 1 3 ڟs s ূຌ܈ ཟǖ 8.9g/cm 3 ୩ǖ 2.7g/cm 3 20 20 ˚C ้ۉ༹ڞፆ୲ ཟǖ 1.83cm ୩ǖ 2.90cm -n ሎႹ࿒ื ˚C ॠֱǖ t ļᇑజಇথևॲڦፌٷሎႹ࿒܈ኵă ॠֱᇑజಇথևॲڦሎႹፌߛ࿒ޏ܈ཞజಇ࿒ ܈t ᅃዂă ᆮഄਨᇹॲDž ∆θI δ ρ Ω Ω θ θ θ θ 27 Schneider Electric ยऺᇱሶజಇऺ໙ ۯۉ૰ఱీ૰ ܔᇀೝႜҾጎڦజಇኮक़ۯۉڦ૰ ഄዐǖ F 1 ૰ DŽ daNDž I dyn ܌ୟރୁۉኵ DŽ ADž ऺ໙ྺ݆ݛǖ Ss
矿业文库