Page 336 - Battery Reference Book

Service time-voltage data 3017

1.4 1 Current drain at 1.25 V
1'5
1.3
-..
--
3. 1.2
E 1.1
*A
2 1.0
I
0.9
0.8
0.7
0 20 60 80 100 120 140 160 180
Hours of service at 20 "C
(a) PXW 1.35 V
80 mA h to 0.9 V on 25 000 R at 20 "C
1.6
1.5
- 1.4
2 1.3
5 1.2
.w
I Current drains at 1.25 V
2 1.1 kn mA
1 .o 1.25 1
0.9
0.8
0 100 200 300 400 500 600 700 800 900
Hours of service at 20 "C
(b) PX675 1.35 V
210 mA h to 0.9 V on 250 R at 20 OC
Figure 30.10 Mallory Duracell mercury-zinc cells and batteries, 1.35V: voltage-discharge curves-estimated average service at 21 "C
against voltage (Courtesy of Mallory)
- 14
- 13
3.
& 12
2
- 11
p 10
9
0 10 20 30 40 50 60 70 5 Time (h) 10 15
Time ih) (d) Discharged at +20 "C, heavy loads
(a) Discharged at f20 "C, medium loads
14r
14 r

0 10 20 30 40 50 60 70 Time (h)
Time (h) (e) Discharged at 0 'C. heavy loads
- lA-
(b) Discharged at 0 "C, medium loads
.1
>
1 13
& 12
g 11
9 10
9
0 10 20 30 40 50 60 70 80 90 100
Time (h) Time (h)
(c) Discharged at -10 'C, medium load (f) Discharged at +20 'C, cyclic load
Figure 30.11 Vidor K13-4-1499 mercury-zinc dry battery: typical discharge characteristics at temperatures between -1 0 and +20"C
(constant resistance load). (f) Typical cyclic discharge characteristics at 100 mA followed by 9 min at 10 mA; typical voltages at the end of
each 100 rnA cyck are plotted (Courtesy of Vidor)