Reference Manual

10B −24
KAMYR
TAG#
KAMYR CONTINUOUS DIGESTER
FISHER CONTROL VALVE
PRODUCT DESIGN
Application Description
Control
Function
V150 V200 V300 V500 CV500 8580 EZ
Typical
Valve
Sized
LV-23 First Stage Backflush Tank Level O/O P 4’’
LV-24A
First Stage Filtrate Tank (Bypass)
This valve takes black liquor from Filtrate
Tank to weak black liquor storage
T P 6’’
LV-24B
First Stage Filtrate Tank (Makeup)
This valve takes wash water to add to weak
black liquor from Filtrate Tank
T P 6’’
LV-33
Second Stage Backflush Tank Level
This valve controls level in Backflush Tank
O/O P 4’’
LV-34
Second Stage Filtrate Tank Level Makeup
This valve controls level in second stage
Filtrate Tank
T P 6’’
QV-22 First Stage Backflush O/O P 10’’
QV-32 Second Stage Backflush O/O P 10’’
PV-23
First Stage Backflush Tank Pressure
Controls pressure in Backflush Tank No. 2
O/O P 1/2’’
PV-33
Second Stage Backflush Tank Pressure
Controls pressure in Backflush Tank No. 2
O/O P 1/2’’
FV-27
First Stage Wash Flow
This valve controls flow of first stage wash
in Diffusion Washer
T P 8’’
FV-28 Wash Water Flow for Float Out T P 2’’
FV-37
Second Stage Wash Flow
This valve controls flow of filtrate to second
stage wash
T P 8’’
HV-21A
(2)
Blow Line Isolation
Valve isolates blow line from Diffusion Washer
O/O 16’’
HV-21B
(2)
Blow Line Isolation
Valve isolates blow line from high
density storage
O/O 8’’
HV-22
First Stage Extraction Flow
This valve controls flow of filtrate from first
stage to Filtrate Tank
T P 8’’
HV-30 Second Stage Wash Isolation O/O P 8’’
HV-32
Second Stage Extraction Flow
This valve controls filtrate flow from second
stage to Filtrate Tank
T P 10’’
TV-13
Filtrate to Digester Temperature
This valve control temperature of
washer filtrate to Digester
T S P 6’’
1. Dual vessel only.
TCODE: P = Primary selection, S = Secondary selection, T = Throttling, O/O = On/Off