DL/T 724-2000 Specification of operation and maintenance of battery DC power supply Equipment for electric power system ( ) GB/T 2900.11-1988 GB/T 2900.33-993 DL/T 459-2000 GB/T 2900.11 GB/T 2900.33 3.1 fist charge 3.2 constant voltage charge 3.3 equalizing charge 1
3.4 constant-current limit voltage charge 3.5 floating charge 3.6 supplementary charge 3.7 constant-current discharge 3.8 [cpacity test battery ], 3.9 check discharge C = I f t (Ah) 3.8 3.10 stabilized current precision 10% 20%~100% I= I M I Z I Z 100% I I M I Z 3.11 stabilized voltage precision 10% 0-100% 2
U= U M U Z U Z 100% U U M U Z 3.12 ripple factor = f g 100% 2U P f g U P 3.13 efficiency = W D W A 100% ; W D W A 3.14 telemetry telecontrl teleindication functions 3.15 equalizing current and unbalance N+1 N+2 = I 1 N I P 100% 3
I I P N I N 3.16 electromagnetic compatibility 3.17 severity level 3.18 common mode voltage 3.19 differential mode voltage 3.20 battery capacity symbol C 5 5h Ah ; C 10 10h Ah. 3.21 Discharge current symbol I 5 5h C 5 /5 A; I 10 10h C 10 /10 A 4.1 4.1.1 4.1.2 4.1.3 4.1.4 4.1.5 4.2 4
4.3 40Ah 300Ah 4.4 4.5 4.6 4.7 4.8 4.9 : V m 3 /h I ch A V=0.77 I ch N N 4.10 0.75m 0.5% 4.11 5 ~35 4.12 7 4.13 4.14 a) 41/2 5
b) c) 1.40g/cm 3 d) 4.15 3%~5% 1.20 0.01 g/cm 3 4.16 a) 220V 200k b) 110V 100k c) 48V 50k 4.17 5 5.1 5.1.1 380 10% V 220 10% V 50 2% Hz 5.1.2 220V 110V 48V 5.1.3 5 10 15 20 30 40 50 60 80 100 160 200 250 6
315 400A 5.1.4 10Ah~3000Ah 5.2 5.2.1 10M 2kV 1min 5.2.2 90%~130% 2V 125% 5.2.3 90%~125% 2V 90%~130% 6V 12V 90%~145% 5.2.4 20%~100% I n 5.2.5 0~100% I n 5.2.6 a) 2%~5% b) 1%~2% c) 0.5%~1% 5.2.7 a) 1%~2% b) 0.5%~1% c) 0.1%~0.5% 5.2.8 a) 2% b) 1%~2% c) 0.2%~0.5% 5.2.9 50dB(A) 60dB(A) 5.2.10 5.2.11 DL/T 459 2000 5.3 72h 7
5.3.1 a) 220V 25k 110V 7k 48V 1.7k b) c) 105%~110% d) e) 5.3.2 a) 2kV 1min b) 1000V 10M 5.3.3 a) I 10 1.8V 100% b) 1V 8 I 5 100% c) 2V 1.8V 6V 5.25V 12V 10.5V 100% d) 5.3.4 5.2.6 5.3.5 5.2.7 5.3.6 5.2.8 5.3.7 10% I 10
5.3.8 a) b) c) RS485 422 232 5.3.9 a) b) c) d) 5.4 5.4.1 10M 5.4.2 5.4.3 9
5.4.4 a) b) 5.4.5 a) b) 6 6.1 6.1.1 a) 2.15~2.17 V N N GFD 2.23V N b) 6.1.2 a) b) c) I 10 2.30~2.33 V N 0.1 I 10 10
6.1.3 a) I 10 50% 1.9V I 10 2.30~2.33 V N 0.1 I 10 b) I 10 1.8V 80% c) 1 1 1~2 6.1.4 a) b) c) 6.1.5 a) b) I 10 2.5V 05.h 0.5 I 10 0.5h 2.7~2.8 V 11
1~2 h I 10 1.8V 1~2 h c) d) 80% 35 e) f) 80% g) 6.2 6.2.1 a) 3~6 1~3 b) 1.36~1.39 V N 1.47~1.48 V N 1.42~1.45 V N 1.52~1.55 V N 2~5 ma Ah c) 6.2.2 a) I 5 5~7 h b) 2.5 I 5 2h c) 12
d) 35 6.2.3 a) I 5 1V N 0.9V 5h b) 1.1V N 6.2.4 a) I 5 50% 0.5h 1.17V N I 5 2~3 b) I 5 1V N 0.5h 1h 80% c) 6.2.5 a) b) 13
c) I 5 5h 0.5 I 5 3~4 h 1~2 h I 5 3~5 6.3 6.3.1 a) b) 2.23~2.28 V N 2.30~2.35 V N 6.3.2 a) I 10 2.30~2.35 V N b) 2.30~2.35 V N I 10 0.1 I 10 2.23~2.28 V N c) 3 6.3.3 a) I 10 50% 2V N I 10 2~3 14
b) I 10 1.8V N 1~2 h I 10 2~3 3 80% c) 2~3 6 6.3.4 a) ( ) 2 6 12 0.05 0.15 0.3 0.03 0.04 0.06 1.80 5.40(1.80 3) 10.80(1.80 6) b) c) 3 d) 25 1 2V 3~5 mv e) 6.3.5 a) 2.4V N b) 15
G.1.1 G.1.1.1 G.1.1.2 G.1.1.3 G.1.1.4 G.1.1.5 48h G.1.1.6 104 1. 48h 0.02V/ 2.15V 2.23V 2.25V 0.005V 2. 2.28V 2.30V 2.33V 2.35V 2.40V 0.005V G.1.1.7 1. 2. 3. 4. G.1.1.8 G.1.1.9 25 1. 2. Ah 3. G.1.1.10 1. 2. Ah G.1.1.11 25 16
6 0.02V/ 2.15V 2.23V 2.25V G.1.2 G.1.2.1 1. 20%C 10 50%C 10 80%C 10 100%C 10 1.0I 10 1.25 I 10 2.28V/ 2. 20%C 10 50%C 10 80%C 10 100%C 10 1.0I 10 1.25 I 10 2.30V/ 3. 20%C 10 50%C 10 80%C 10 100%C 10 1.0I 10 1.25 I 10 2.33V/ 4. 20%C 10 50%C 10 80%C 10 100%C 10 1.0I 10 1.25 I 10 2.35V/ 5. 20%C 10 50%C 10 80%C 10 100%C 10 1.0I 10 1.25 I 10 2.40V/ G.1.2.2 25 G.1.2.3 1.0I 10 ~10I 10 25 G.1.2.4 5sec 1min 1.75V 1.80V 1.83V 1.85V 1.87V 1.90V Kc 25 G.1.2.5 0.5h 1.0h 1.5h 2.0h 3.0h 4.0h 5.0h 6.0h 7.0h 8.0h 1.75V 1.80V1.83V 1.85V 1.87V 1.90V Kcc Kc 25 G.1.2.6 1. 48h 25 2. 48h 25 3. 15h 25 4. 1.0I 10 ~5.0I 10 0.5h 1h 2h 25 G.1.3 G.1.3.1 G.1.3.2 G.1.3.3 17
G.2.1 1. 8h U I=10I 10 ~15I 10 (A) t=0.02 0.2 0.5 1.0sec I t U t r b = U o I t U t I bk = U o r b + r 1 r 1 I k = nu o N(r b + r 1 ) +r c n r c 2. 4.0I 10 ~6.0I 10 (A) 20sec 25sec I 1 2~5min I 20I 10 ~40I 10 5sec U U 1 r b = U 1 U 2 I 2 + I 1 I bk I 1 I 2 I 1 U 1 U 1 U 2 18
I bk = U 1 I 2 U 2 I 1 U 1 U 2 25 20 1 1% C t C 10 [1 K t (t T)] C t C 10 K t t Ah 25 Ah t T 19