KS C IEC 60779-2012 Industrial electroheat equipment－Test methods for electroslag remelting furnaces《工业电热设备 电渣重熔炉的试验方法》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS C IEC 60779 KS C IEC 60779:2012 2012 12 27 http:/www.kats.go.krKS C IEC 60779:2012 : ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ：2006 6 5 ：2012 12 27 2012-0824 ： ： ( 02-509-7294) (http:/www.kats.go.kr). 10 5 , . KS C IEC 60779:2012 i ii . iii 1 1 2 1 3 .1

2、 4 4 4.1 4 4.2 .4 5 .5 5.1 5 5.2 5 5.3 .5 5.4 2 5 5.5 2 .5 5.6 , .11 5.7 / .11 5.8 11 5.9 .11 5.10 .12 5.11 .12 5.12 12 5.13 12 5.14 .13 5.15 13 1 6 2 3 9 3 .10 KS C IEC 60779:2012 ii . , , . , , . KS C IEC 60779:2012 iii 2005 2 IEC 60779, Industrial electroheat equipment Test methods for electrosla

3、g remelting furnaces , . KS C IEC 60779:2012 Industrial electroheat equipment Test methods for electroslag remelting furnaces 1 50 kg . 1 , , . . (furnace) , . 2 . . ( ) . KS C IEC 60398： 2004, KS C IEC 60676： 2006, IEC 60050 841： 2004, International Electrotechnical Vocabulary Part 841： Industrial

4、electroheat 3 IEC 60050 841 KS C IEC 60676 . 3.1 (electroslag remelting furnace) , (consumable electrode) ( ) . KS C IEC 60779:2012 2 3.2 (electroheat installation with an elelctroslag remelting furnace) , , , , . 3.3 (power of an electroheat installation) S(kVA) P(kW) 3.4 (power factor of an electr

5、oheat installation)(cos ) 3.5 ( ) , 3.6 2 (secondary electrical circuit of electroslag remelting furnace) , . a) b) ( ) c) ( ) d) e) f) ( ) g) ( .) h) ( 2 .) i) ( ) 3.7 (consumable electrode) 3.8 (on-load voltage of electroslag remelting furnace) a) ( 2 .) ( ) ( ) KS C IEC 60779:2012 3 1 2 UF b) 2 ,

6、 c) , 3 UF 3.9 fn(Hz) (rated furnace frequency fn) 3.10 fn In (rated furnace current Inat rated frequency fn) 3.11 (rated values of an electroslag remelting furnace) In, Pn, fn 3.12 (continuous operation of a furnace) (ingot) 3.13 (steady state of electroslag remelting furnace) 3.14 Vm(kg/min) (melt

7、ing rate of consumable electrode) ( ) (kg) 3.15 e (specific energy consumption)(kWh/kg) ( )(kWh) (kg) 3.16 (water-cooled base plate of an electroslag remelting furnace) . 2 . 3.17 (furnace high-voltage switch) KS C IEC 60676 3.8 3.18 (electroslag remelting furnace transformer) KS C IEC 60779:2012 4

8、3.19 (electrode clamp) IEC 841-26-39, 3.20 (coling-water flow rate)(m3/h) ： a) b) c) d) KS C IEC 60676 3.25, 3.21 (coaxial arrangement of the electroslag remelting furnace) 2 . 4 4.1 . , . 1) (ram motion) (5.1 ) 2) (5.2 ) 3) (5.3 ) 4) 2 (5.4 ) 5) 2 (5.5 ) 6) , (5.6 ) 7) / (5.7 ) 8) (5.8 ) 9) (5.9 )

9、10) (5.10 ) 11) (5.11 ) 12) (5.12 ) 13) (5.13 ) 14) (5.14 ) 15) (5.15 ) 4.2 KS C IEC 60398 . KS C IEC 60779:2012 5 . 5 5.1 . . 5.2 . . ( ) , . 5.3 . 2 0 , 2 . 5.4 2 ( 1 6 ). 2 . 5.5 2 5.5.1 2 . 5.5.2 ( ) . ( ) . . . 1 . . KS C IEC 60779:2012 6 1 9 2 10 3 11 4 12 5 13 6 14 7 15 8 5.5.2 . 1 UFU2P1P2I2

10、1 2 3 5 4 67 8 9 10 11 12 13 14 15 KS C IEC 60779:2012 7 . . 2 . . a) 2 P2 . P2 , 1 P1 P2 . P2 P1 PCuT(1) b) 2 I2 , U2 . c) 2 . 222UIS = (2) 2222IPR = (3) 222IUZ = (4) 22222RZX = (5) 222cosSP= (6) P1： 1 P2： 2 PCuT： ( ) S2： 2 I2： 2 U2： 2 2 R2： 2 X2： 2 Z2： 2 cos2 ： 2 3 3 , KS C IEC 60676 5.5 . KS C IE

11、C 60676 5.5 . 5.5.3 2 , 2 . (In) . KS C IEC 60779:2012 8 1) ： 2 . . a) 2 P2 . P2 1 P1 , P1 . P2 P1 PCuT(7) b) 2 I2 , U2 UF . c) 2 . 222UIS = (8) 222cosSP= (9) UF： 2) 3 ： 2 . 2 . . a) 2 P2A, P2B, P2C . P2A, P2B, P2C , 1 P1A, P1B, P1C P2A, P2B, P2C . P2A P1A 1/3PCuTP2B P1B 1/3PCuTP2C P1C 1/3PCuT (10)

12、b) 2 I2A, I2B, I2C , U2A, U2B, U2C,UFA, UFB, UFC . c) 2 . S2 I2AU2A I2BU2B I2CU2C (11) P2 P2A P2B P2C (12) 222cosSP= (13) P1A, P1B, P1C： 1 (phase power) P2A, P2B, P2C： 2 PCuT： 3 ( .) I2A, I2B, I2C： 2 U2A, U2B, U2C： 2 UFA, UFB, UFC： KS C IEC 60779:2012 9 2 3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 5.5.3 . K

13、S C IEC 60779:2012 10 5.5.4 , 3 . 1 9 (4 2 .) 2 10 (4 2 .) 3 11 4 12 5 13 6 I2-1 1 7 I2-2 2 8 (return current collector plate) . 3 UFI2-1I2-2 KS C IEC 60779:2012 11 5.6 , ( 1 4 ) ( 3.3 ) ( 3.4 ) . 1.5 . 1.5 (varmeter) . 1 , . . . ( ) . 2 . 5.7 / (In) . KS C IEC 60398 7.2.1 . 5.8 . KS C IEC 60398 7.2

14、.2.2 . 5.9 . . , . . tQqm= (14) Qm： (m3) t ： ( ) . ( , ) . . KS C IEC 60779:2012 12 5.10 . 2 (Telsa-meter)(T) . 5.11 (load-cell) , . . , . 5.12 , . KS C IEC 60398 5.5 . , . 5.13 5.13.1 . . . 5.13.2 . 5.13.3 , . . tppp=12 (15) p ： (Pa/h) p1 ： (Pa) p2： (Pa) t ： (h) KS C IEC 60779:2012 13 5.13.4 . . . 5.14 . 1.5 . 5.15 . , . 153787 1 92 3(16) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.