电机学第二版胡虔生,课后习题答案

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1102P171-1Eজ0.003:=1.537
-0.0252%஻ஹ3040—301.53-1.48-1.55-1.48=H=37.14x2FHl37.14x2%x301AAᵫN=—=-yx-=-----------------«147100EP171-21.53x()1(1)N=N]+=37.14x2%“0+44xl?-------=243.5=164313994+ফBᙠ(1.48-1.55)F=A7=1400x5=ߟFX10-3+40-30(-------------X5-1.48)+30x(2x30-0.1)4^-xlO-71.55-1.48=7000=795.7155+26913.6516-34180.417=>B=1.486(Ꮇ)জ=BS=1.486x0.0252%=2.918xl0-3wbP181-4s=202xl0-6m2"0.8sin314f“”.(l)e=-N—=-NS—=-200x202xIO-6x----------------=-20.096cos314^dtdt(2)e=-N/=—NSCQ=-10.048cos314/22^x1000100(3)12=------=rad/s60603t☢!"ᜳ$%&'(Jcos7=cosQ/+6)1=0*cos஺'=1'!Jcos6’=cosQt100஻z)r஻0.8sll1314,cos=-^=-,ᒹ=-200x202x------------------------2_eNNS=6.699sinl04.72/sin314r-20.096cos104.72/cos314/-1-

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tḄyzᵯ{|N2223-44fN1/জ.=BmSU1N10000=3.35x10-2ᵨᡠl☢S4.44¢%4.44x50x960x1.4823"☢l^Z.557xl0-6(2)5==5mP37823"☢/wZ^LZ!.406xl0-4(m2)52===2P3p42:2-4ᨵ2kVAஹ50Hzஹ1100/110Vᓫ45ᘤ*ᙠA5R§¨ᑡᦪ©:ª«¬ᢙZk=30Q*ª«ᵯ¬R=8QKᙠFGᵯ5Ḅ®¯ᵯIḄ°±ᑖ³%-3-

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45ᘤ78ᵯ5C78ᵯI%FG*îᨵcosï=0.8ð]±᳛òᦪ*@8ᵯ5CᵯI஺-5-

6A=পZ\b=Z\N%_22024.840S100002N/o*=O.O5,t/i*=lPfe—PfePFe=1355.2஺/K(0.05/1N)2(0.05S')2U'NZ,/=—=—=20ô005**=ஹr=-1-35-5-.-2=2c.8o4484x*=Jz“,*2*2=>/202-2.82=19.8mr364*=õ-=—=0.007444஻484ö*=7=^^=0.00744Z2b4.84/*=Ê=ø=0.05372Z«,484᳝*=஽*=0.5x**=0.5x0.05372=0.0269(2)CDᵯ%*=1NO°ᑣA*=IN-36.87°-6-

7E[*=E[*=U?*+2*(È2*+J^2*)=1/0஺+1Z-36.87°(0.00744+,0.0269)=1.022/0.9560E1.O22ZO.9560lt0.05112Z-80.99°%+•/£,*=2.8+/19.8=A*=*-A*=-0.05112Z-80.99°-1Z-36.87°=1.O37Z141.20Ui*~ᓃ*Gi*+/*]*)—£*|*=1.037Z141.2°(0.00744+j0.0269)-1.022/0.956஺=1.046Z-178.1°U]=U[*•U1N=1.046X2200=2301.2ு100001IN=1.037x=4.714/42200p43:2-7ᨵ/1800kVAஹ10000/400V,Yyn=>Ḅ0ý45ᘤ஺ª«ᵯ5&=4.5%oᙠFGᵯ5Ḅ®¯ᵯI%FGᵯIḄ4.5%,EPI=0.045Z.,aAᙠFGᵯ5Ḅ®¯æὑp°=6800w,)ᨵFGᵯIḄª«þὑPkN=22000wo?@(1))8ᵯ5´ᢝFG*8ᵯI%FGî±᳛òᦪ0.8ð]Ḅ78ᵯ5CᵯI஺(2)᪷(1)Ḅᵯᓄ᳛ᵯᓄ᳛Ḅ஺1800KE4পl=103.9AN6U\N1KVUkV30.045x10000/73A=2.5Q~T~103.9P_22000k=0.679Q*I3x103.9?22Xk==72.5-0.0679=2.406Q=0.045஻=0.045x103.9=4.6755A-7-

8_6800"23—3x4.67552=103.6஺^./V3)10000(==12348QZm/V3x4.67550x,"=Jzj—"N=10000/30”,ᑣᵯA=3"NO,iiN=103.9Zarccos0.8=103.9Z-36.87'AIo=——=4.677Z-85.20°A%+N•••—Ii=/1N—/o103.9Z-36.87°-4.677Z-85.20°=100.87Z-34.46°A==12222x100.87=2521.75A2400-Ui^Ux-Uk^U-[-l2\r+J\)]=5579.9/-161.36°VtkU,'5579.9rrU=--2=----=223.2V2K25400(2)ᵯQ230.95V23095-2232RU%='100%=3.35%230.95AU%=/"஻c°s'+msin']x005103.9x0.679x0.8+103.9x2.406x0.6x100=3.57%10000/732-8V=WX=YXX0-29.33,4=⊸[=461.88,12NV31/V3X4002JV-8-

93JLU/22N3x40021.5஺(d])2NX"320x10s᜛V366UZN(1)^_`UO=UN^IJU0*=1,abcᢙ:Z",*=k-670*461.88fg“25927.7461.88Xm*h*=16.62ij`4=a,,klm=1,ijcᢙ:z»=“**=—=0.04508k6300r,=Pk*=——=0.01781k320x**=7^k*~rk*=0.041393R(2)y->ARf3Rᑣ%*Z[Na*=1,oL=Iᵫqrs:1=7(0.01781+/?^)t+0.0413920.9813XL5=04933R,=0.9813L-9-

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11/?5cosff1X125000X0.8v2=99.27%PScos0+p„+J32P~1x125000x0.8+133+12x600X2KNஹᓛஹf=0.471`ᨵᨬᜧᦔ᳛:(4)g᜛==VPkNv600*8s20.471x125000x0.8஻max==99.44%p'Scos0+p„+P42P0.471X125000x0.8+133+0.4712x600y2KN2-11>ᨵ250kVA,50Hz,6300/400V,Yy]Ḅᘤ஺^_ᵯ0=0075஻^_ὑPo=35OW,ijᵯUk*=0.055,ijὑPKN=1300W஺(ᨬmᵨ᪗☢)(1)ᘤᙠ^_`Ḅᦪr0X஺vijᦪ4ஹ¡ᡠᨵᦪᙳ¤ᑮ¦§¨©ᘤḄª«¬ᦔᵯjX(2)ᘤᙠ®¯°ᵯocos%=0.8±²`Ḅᵯᓄ᳛ᦔ᳛(1)S_50KVAN=4.58AMU[N-V3x6300VZ„v/µZ()=10584஺m~I~0.075஻oP350o=988Q%*=1.242¶■-3x(0.075x1.58)2x=JzX-∑=V105842-9882=10534Q=13.20U=0.055x6300/V3=200Vk4=/“4.58AU_200Ak=43.6712º1300=20.66஻*=0.0263x4.58-11-

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18=___________________________iz(r__________________________0,+462(0.02+/0.046)+1(0.02+y0.046)+(4+/19.6)(°>0)+322=0.3263Z177.43i*=3J*=0.979/177.43஺ঠ"#$(&)ᵯ(/஻*=/*=0.979/177.43஺/*=4=0)#$ᵯ((D>ᑏ7DᑁG,-H)I=%=0579/-2.57஺-18-

194r.=-4.=07cz*=7=0)#$&ᵯ(I,=0.979N-2.57°-0=0.979Z-2.57°/l*ZiyTL♦C7*I,=I,)/K=0-0.979Z-2.57°=0.979/177.43°BBy7c*="z*-%*=0-0=஺"#$ᵯ/(123)•••♦•-Ua*—UA+*+(/4+♦+/«-♦)Z**+/«o*(Z,+Z,||Z,)2m01ᡈ=)/*•R.=-0.979/177.43°=0.979Z-2.57°Lᳮ-6b*=6B+*+(ib+*+ib-*)z**+ibo*(Z"+z,"o.|Zi.)=IN-120஺+(a+a2)/,Z..+/„.(Z.+ZjZ)a0A02ltaIN-120°-%=6c+*+(N+*+1O*+Zo.(z.+z/O*)izi20°2)#$ᵯ/(123)U,»-U,=0.979Z-2.57°AaP8*=1N-120஺«8*=1420°)ஹ"#$&ᵯ/(23)R)S*=L691N29.08஺T.“᧡=1730/-90°U,«-U,=1.736/148.38°cAca4-3(a)(d)ᐳᱯZ[\ᙳᨵ,-H7ᵯ(^,-ᑖ`7ᡠ7b⚪ᙳ1ᵨ23ᑖ`e7D>ᵨfgᓽ஺i(a)\jᩩli=i=lA,i=i=aAabcD>ᵫfgm஺=)S=)0.54,i=i=-^=-^=0ABckkk8ᵨ23ᑖ`ei᝞op\23ᑖ`ᵯ(7qᓄsᵯ-19-

20ᵫsᵯ7[\ᵯ((,-ᵯ(1t(H)IA—/:++/:)+I=—(/fl++/«-+/aO)=—Ia=——A2•♦•••••IB=/B++/B-/BO=-(42/஻++஻/4)+/“0)=0•••••••Ic=/c++7c-+/co=—(aIa++a27-+/o)=0fltf(b)\jᩩl4=4=4=-^=-^“33Ma33D>ᵫfgmi=-^=--A,i=i=-^=-^=-AABck3kk6(c)\jᩩli=^i=A,i==-\i=-\^b"33b>n33D>ᵫfgmI=-^=--A,I=-!^=-A,I=-^=-AAXBYCZA3k6A6&ᵯ(/7=Ox_jcz=_u_u=_/7"=/"y_1T=+u=u/362632(d)\jᩩli=i=iA,i=i=QAabc-20-

21D>ᵫfgm/v=)C=—05/=^cz=0^4kkk&ᵯ(i.=i.-i=---o=--A,i=i-i=o-o=QAxByBBYcz1I=I-1=0-(--2)=0.5^cvC7/A1AXஹ7-21-

225ᱯ%ᘤw)xyzGSFSL1-20000/U0Ḅ{{|}f/ᘤ7YNynodll>7ᵯ/G121/38.5/llkV/ஹ/ஹ/|}Ḅ`ᑖG20000kVA^20000kVAslOOOOkVAᨬᜧὑG151kWBᑮ/$Ḅᵯ/᪗sGUki2*=0105,13*=018,Uk23*=0.065,mᐸᦔᵯḄᔜ?ᦪ%ᵯ(ᶍ1A'஺iqᓄᦔᵯ᝞oᡠ3*2*ᵫ⚪%,*=%,*="1=0.00755,r1*=r2,*=—n3*"2-2220000%2*=6*+*q*-*=0003775.*=0.00755uTJ*0.1057᝕_u?2=0.105@-2~~i-r~T~1k\2ᑣ%2*==V0.1052-0.007552=0.1047u*0.184713*_—r*=0.18'"131%3*=(*+*=0.011325ᑣ"3*=Jz*|3*2-h3*2=A/O.182-O.O113252=0.1796Z,*===0.06523AZJ/*11k231-22-

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243915000xlO3««12=0.91%38.215000121V3,k132=0.879%««13=:3*==y15000x1035415000x10Pk23tr=0.81%923*),2ஹ21*23*150(1500038.5Á(2)ᑖÂᔜᵯÃᵯᢙᢥ᝞oÆÇ%2*+%3*—423*=0.0049⚗112*+X&13***23*=°]07522=%2*+%3*-%3*=0.0042=-i2*+Xg*f13*=0.0625%22=+%-72'=o0039_X/3"+*423”——A12*__QQQJ22Z=:É*=/1,ஹ=24.9z«31.6/(15000/1173)3o.30*60/55000%T(31.6/(15000x,“*=T=24.79(3)ᦔᵯ[2*X*—13.p835-2ibÊËf/ᘤfgÌ=—1.54610/V3(1)ÊËf/ᘤ`Í|}`ÎgÏ=4—=2.832SஹA,—1-24-

25(3)u0.055K",*=£=Z=°0ব2%*="*2_4*2V0.0552-0.013122=0.0534AU%=ft(u.cos0+u,sin6)a2r=0.8x(0.01312x0.8+0.05341x0.6)=0.03403ᵯ/fᓄ᳛AU,%=%^AU%=1.2%L546*1250=3539.4AM1.546-1PS”oἔJ3Scos0+p+j32pIN2BkN0.8x3539.4x0.8x10'=_________________________________________=9944%0.8x3539.4x0.8x10+2350+16400x0.82p835-3iᵫ⚪Ô|}f/ᘤ`S,ᓽGÊ὚f/ᘤḄ|}`7ᓽvS.\=(1))S,V4'=(1)A”Öᵫ×Øᓣ/f/ᘤ7ᑣÆÇfGS=7z,=NkA2400পKA24601.1k=2400/V=2640V1NASN=550஻%(i-A”)__L)1.1ᵯ(IINA="=550x10,=229.24U.2400¨"Úu=Û=2஺8.3,(2)|}``Îg%Ü==1-)1,=0.09091SN4S'%-25-

26(3)±²³Ô|}²ÍÝᩩlØᙠU0=%ஹ.,/«=LᩩloåâḄz**="k*==0.02k2400r„=p,="I7-.=0.012k*Ak50000x.=Jzu*-ᴴ=A/0.022-0.0122=0.016kᵫ×z.=(1-Kæ*,AU=஻(஻*cos஺2+X**sin0)ᑣkA2AU4=(1-T)AU=(1---)(0.012xl+0)=0.112%1•1DANCOS%஻=EANSSF+p/B'PkNlxlx50xl030.09091=99.84%lxlx50xl03I஺7/s------------------+186+6170.09091-26-

276&'()ᐸ+,ᵯ-.76-2ᨵ){ᵯè7Z=36,2P=4,y=-r,a=LÔéê|},m:(1)|}ëᦪKN1,KN5,KN7(2)ìíîïðᵯñòóôu(3)ìí|}õö஺36=3G:পI᩽IKLᦪq=2Pm4x3NO180°180°LPQa=-----=-------=20mq3x37RPQB=(1--)x180°=40°.vqaSTUᦪk.=k•k=-------•cosᑶ=1,5,7)dvpv᜛sin5qa.3x2(Fsm——osin-v=lV,kN|=---'P24(P■cos—=-------——•cos——=0.9022).2(F23sin2.5x3x20°sm25x40°v=5V,cos-=-----0--.-0--38c.5x20°3sin-27-

28.7x3x20°sin"=7VWX-^YZ”3=0.13623sin22
ìíîïðᵯñòóô;Cᔜúûîzᑖüú᩽AZBXCYQ"᩽F1,2,311J2.137,8,98,9,1013,14,1514,15,1610,11,122,3,416,17,1817,18,194,5,65,671ST18S2"᩽U19,20,2120,21,2225,26,2726,27,2822,23,2423,24,2519ST36S228,29,3029,30,3134,35,3635,36,131,32,3332,33,344
ìí|}õö஺-28-

296-3ᨵ){ᵯè7Z=48,2P=4,a=l,þïðᦪN=96,f=50Hz,Ôéÿ
᩽0=1.115x10-2%஺=0.365xKT?Wb,=0.24x10-2Wb,6=0.093x10-2Wb.:1
57ᵯ⁚y⌱"#?2
%&'ᵯ()3
%&Ḅ+ᵯᙳ.-.I᩽IKLᦪq=3=[\=42Pm4x3⏊O180°180°LPQa=-----=------=15°mq3x41V/=10……P104V-29-

3046ᑣ5.y=-r,7.y=-Tpp0/⌕3&57j=jx^=10664(2)=(1--)x180°=30°,ᡈ஻=(.y)xa=30஺.vqasin——2•cos6STUᦪkஹ=kkজ=1,5,7)Nvdvpv2.qa.4x15°sin——sin^=---------.cos2=fe-C0S—30°=0.9251Vᓱ`.a224sin…22.5x4x15°sin27ᓃ0.053v=5V4•cos05x15°24sin2.7x4x15°sin--------7x15°9=7&,A”-------r27k.COS--0.04107x15°24sin2(3)Epi=4.44/KNINজi=4.44x50x0.925x96x1.115xIO-2=219.8r;<=4.44£Kv5NR=4.44x250x0.053x96x0.24x10-2=13.55஻=7=4.44>”0>7=4.44x350x0.041x96x0.093x102=5.689rE,=?+E%+B=38L6P6-3ᑖ᪆E'
⁚FᦪHIJKLḄᐵN஺OPQஹS-30-

31TA”=/(஻)KLḄX+஺(᜛=0஺60஺)-.A=cos^,(y=l,5,7)Z=0஺60஺'⁚FᦪḄop2ᐵNX+᝞\]ᡠ_஺ZIJ`ᓄ&QḄ⁚Fᦪ`ᓄbc,57Ḅ⁚FᦪᨵefgᓽᙠjkIJlmn5ᡈ7oᐰq◀஺᝞◤3&57ᙠ]_ḄtefgKL⌱u0kᔠ〉ḄJxm
Ḅ⁚᦮zᦪ஺-31-

327&'()ᐸ+,/-.7-2{ᨵ0E'ᵯ|6᩽}~
Z=54,y=7zM=10,
ᵯ/=50%ᐭᵯᨵᦔ/=164,:ḄQஹ5ஹ7ᑖḄஹᔣ஺-.I᩽IKLᦪq=4-=a=32Pm6x3b᧤A180°180°LPQa=------=-------=20°mq3x3RPQB=(T-y)xa=(--l)x20°=40°p6IKSTdḄfὶhᦪN=ij=2k3l3m10=180a.vqaSTUᦪkNV=k•k=------ᓃ•cos^,(v=1,5,7)dvpv"WX.qa,3x20°sinsin22=240°=0.9019v=lV,=•cos.a2..20°22n23sm2.5x3x20°sinSx40°2v=5fff,k•cos-~~—=-0.03778NS,.5x20°23sin2-32-

33.7x3x20°sin------------v=7,kN.7^20஺•cosX=U35623sm--------2ᔆ3ᔆ30.9xN1E=3Q./2180x0.9019=-x0.9xX16=1168.94260/60x50Q.n=lOOOr/minᔣ3-F=-x0.9x^^225:3180x0.03778=-x0n.n9x----------------xl6=9.793/425x35.n,==6°X5°=200,/minᔣ5P5x333NKF=-F=-x0.9x.....—I227P7../3180x0.1356.=-x0.9x---------------xl6=25.117127x37.=143"minᔣ7P7x37-3{ᨵ04᩽E'ᵯ|50
}~
᜛=3,«=4,+ᙌy=7z¡ᐭE'ᵯ\ᑡᔜ¤¥¦&ᡠ§ḄPḄឋ©Q஺-33-

34i“=100Jisinªi“=100V2sinfi?/(1>Z=100V2sin(^-120°)(4)y=-50V2sin(.-60°)A/=100V2sin(t^+120o)«=-86¬in(⊈+30஺)Ai=100A/2sinty/a(2)]f=100V2sinfiXAi.=100A/2sinat0i=100Visinga(3)i.=-100V2sina)tDE'ᵯᐭE'
<=°-.(1)ᙊ(°)±²4180°180°LPQa=-----=------=20°mq3x3RPQB=("0y)xa=(3x3-7)x20஺=40°IKSTdḄfὶhᦪN=´µ=2x2x3x4=48a.qa.3x20°sinBsino40vi=------•cos—=-------•cos——=0.9019;V1.a2.20°2asm3asin22ᔠᡂ:348x0.9019=-x0.9xx100=2922.2A22(2)ᔠᡂf(3)ᔠᡂᾭ-34-

35fa=FmiSintor-sinXf=-Fsincot•sin(x-120°)bml£\°/=4+4+£=ᨴ”¼sindM-sinx-sindX-sin(x-120°)]=6F“IIsinart.sin(x+30°)=-7\[cos(fiX-x)-cos(<2X-x+120°)]M1--7\[cos(dX+x)—cos(}+x-120°)]M12V3r/=—^iLcos(ftX-x-30°)-cos(d*+x+30°)]K=V3F1=3374,(4)½ᙊi=-(i+ai+a2i)=28.8Z300a+3'¾஺hcJ1=(/+//+4/)=76/_10.8஺a-3ஹ஻bc/I=-(i+L+/)=47Z-44.9°a03ஹ஺ᓃc/°ᵯj"§°K3“NK'1348x0.9019=—x0.9x......-=-x0.9xX28.8=841.642P2°ᵯ_§°E3348x0.9019=-x0.9x=-x0.9xx76=2220.8Z222f°ᵯ£஺§ᔠᡂf-35-

36i=lOOVlsind^a7-7E'
ᐭE'ᵯ<%=100JisinÃ0120஺z=100V2sin^+120°A.1ZÄ=0஺&E'ᔠᡂQᑖḄÅÆ)2a't=120°&E'ᔠᡂQᑖḄÅÆ;3Ä=240°&,E'ᔠᡂQᑖḄÅÆ஺A'ஹB'ஹC'
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37934ᵯ
Ḅᳮᑖ᪆5ᱯឋ9-1{ᨵ0Ñ50Hz,Ò᩽E'ÓÔᵯ|ÕᦪÖ.2=7.5KW,M=964஻min,U=380PI=16.44,cos-0.78,VNNÕ&ᦔ᳛஺1000-964-.Ø᳛=0.0361000ᐭὡ=CU.JNCOSeஹ=V3x380x16.4x0.78=8419%7500ᵯ|ᦔ᳛=89.08%84199-2{ᨵ0Ñ50Hz,Ã᩽E'ÓÔᵯ|ÚÛÜ:w(r/min)1540147001500-600S-0.0270.002101.4/(Hz)-1.35150070ÝÞß᝱áᵯ|ᵯ|☟ã/äᳮæÜçᵯᑴ9-5{ᨵ0Ñ3000ுஹ6᩽ஹ50Hz.975"minḄE'êÓÔᵯ|'ëᦪ᝞\.0.42Q,x,=2.0C,r-0.45Cx=2.0Cr-4.67஺x-48.7஺ᑖLLnttnìᵨTîÈᦔᵯïஹðñòḄóôÈᦔᵯïõᓄÈᦔᵯïö÷ᙠÕ¥¦\Ḅᵯᵯ஺-.1
TîÈᦔᵯï-37-

38"-1000-975…)--------------=0.0251000.0.42+j2C,=l+—L=l+---------------1Z4.67+/48.7ntJ=1+0.04150yO.0046=1.0415Z-0.2554°0+Òᑖ4)0=஻Z.+1+Z4mᓝ஻20.45+21τ0.025*04.67+48.7ஹ0.42+2+(1.0415->.00461+J27=100.32—30.88஺/jx=[xxz+z)Z.+C,ZZ+z)z.+c.z)m2=ᘂ”0.450.42+2+(1.0415-/0.0046+/20.0257=88.372-12.27஺4(2)ðñòḄóôÈᦔᵯï-38-

39C,=1+^-=1.0411,üýCXஹ+G[)+/(x.+CX)s)þ஺஺(o450.42+/1.0411x-^-4-(72+1.0411x2)l0.025=88.42Z-12.03°^஻τ஻1z+zcz+CZ3000Z003000Z00V34-0(0.42+/2+4.67+J48.7)(0.45]1.0411(0.42+2)+1.041127ஹ0.025,58.88/Q-——84.270+Z-12.03°=100.63Z-30.80%V3(3)õᓄÈᦔᵯï(M«x,C,=l)m-39-

40ÿNO஺6_________=91.88Z-12.25஺40.42+2+-^-+/20.025q
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411500-14501…s=--------------=——=0.0333150030R40742Z=z+iX\=———+/4X0.742=22.46Z7.59Q's0.0333/G=l+Z=L04,{Ux=25x,=100r,=74.2XmmZ=R+iX=9+/74.2=74.74Z83.08QntntJmJᡠ[Z=Z//Z„,=20.16Z22.73=18.59+/7.790Q380Z00=17.18Z-29.10/4(Z,+Z)0.742+4x0.7424-18.59+7.79E=U-ZI=380-(0.742+4x0.742)x17.18Z-29.10ll1=344.1-738.35=346.2Z-6.36V•E346.2Z—6.36I==-------------=4.632/-89.44ZZ74.74/83.08°mI=17.18Z-29.10-4.632Z-89.442m=15.42Z-13.97/4UᐭW᳛pஹ=3U/cos/=17113%Dfn742ᵯYW᳛p=z=3X15.422X———kW=15879%'2s0.0333ᑁW᳛P=(l-s)P,=15349^)*}ὑp=mJ+R=3x17.182x0.742A%=657.01%CuXt.*}ὑPC“2=3x15.422x0.742=529.29%~ὑn=mJ2R=3x4.6322x9=679.30%'.«Fe1ntmp+p=P-P=15349-15000%=349%leadv(2)ᨬᜧ.d-41-

42___________npU+___________T=max_4"G[+R++(X/GX)2________________3x2x3802-4^-x50x1.04x0.742x[1+71+16(1+1.04)2]=193.8N•mP,60x15x1஺஺%./awTஹN2%24x145060,vTmax_"62ᡠ[km஺—c£=0.1265JR=+(

43oNU=nor,I=66.8Z,P=4.14A%kkk'_ὑ8100%,X\=X+Oᵯ'ḄT9ᦔᵯo+ᦪ஺w1
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44X+=X,=X-lI^x^_X(/i+2X2)0+0=30.93-J30,93-2,697X(0.57822+30.932)C=1.307஺V30.93¢YᵯᢙX=X஺—£=(30.93-1.307)0=29.62஺m(2)fW᳛¬ᦪ:X+£ஹ/30.93ஹGee.coseo=cos(arctan---L)=cos(arctan)=0.08885/?+/?,-------------------2.759(3)ᛋ.W᳛¬ᦪ:R0.9278k=0.325COS%z7-2.8529-10ᨵ"±᩽#$ᵯ&'150A%,50Hz380K,Fr஺R)³f5Pm=2.2஻%,pᖽ=2.64%,p=l.lkW,9adᦔᵯo+ᦪ1=r+=0.012஺x,=0.06Q,x=0.065஺,µᶍ¢Yno+ᦪ஺OP(1)R)ST5.·.k᳛<(2)R)ST5ᵯYW᳛ᵯY.d<(3)ᵯ¸ᵯ¹º20%,ᨬᜧ.d»¼.k᳛8½¾¿À.dÁᢝR)ÃÄᵯ'ÅᔲDMST¿ÀÅDMSTOª5Ḅ.·஺wP(1)R)ST5.·.k᳛-44-

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4622V2VT---------«r—=TBP2138X——=992.5rmax$max.0.0956(!L+ks'sks'=0.022n=1467,/min9-11"#$ᵯ&'R)ᵯ¹828A%,50Hz,380K,YὶrR).·8960"min,cos=0.88,p+p=lAkW,p=0.9஻%,efghk=2.2஺NculFemecMOP(1)R)³f5.*}_ὑᵯYW᳛ᵯY.d<(2)R)³f5UᐭW᳛ᦔ᳛)*ᵯH<(3).·8950,/min970”min5ᵯY.dஹᵯYW᳛UᐭW᳛ᔜ8½¾¿ª5)*}ὑ~ὑÌ82.4kWwP=60/=1000"min;s=—~—=0.04NP%(1)R)³f5.*}_ὑᵯYW᳛ᵯY.d=P,“2+2s+Pad+E=$°PM+Pee+P«+P2mUµᶍ£“=$£,+0.9+28w!EW=30.1A%P30.1xlO3Tein=287.5N•tnentQ1500x2Éi60(2)P=P+pτ=30.1+2.4=32.54%p28Í=zxl00%=——=86.15%'ஹP,32.5Pcu2=SNPem=^3kW-46-

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SkXT------------kT=214.17Vntent3ggmN_L+p,=T.Q=337.7X24x=35365%=35.364%iemleml160P=T-Q,=214.1x2""0°°=22421%=22.424%em3ent5160P=P++p=35.36+2.4=37.764%PiP=P„+p+p=22.42+2.4=24.824%i3culFe-47-