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Fixed Nozzle Desuperheater (FND)
| Stok | Tersedia |
| Kategori | Forbes Marshall |
Fixed Nozzle Desuperheater (FND)
Spesifikasi Fixed Nozzle Desuperheater (FND)
Fixed Nozzle Desuperheater (FND)
Features
Single nozzle Kv as low as 0.0162 m3/hr and as high as 1.6 m3/hr
Number of nozzles limited only by pipeline diameter
For use on all pipe sizes 6″ and above
Ideal for use in conjunction with water control valve and control system
Turndown ratio up to 4 : 1 (Depending on water quantity)
Notes
Minimum pipe size required for installation of FND is 150mm
Water pressure should be minimum 7 bar more than the steam pressure
maximum recommended pressure difference between steam and water is 45 bar. if it exceeds 45 bar then install pressure control valve in waterline to reduce water pressure within limits
Spray water should be very clean (equivalent to boiler feedwater)
IBR approval shall be provided for individual components
Turndown ratio up to 1 : 4
Typical Sizes
Steam side flange : 4″ and water side flange 1″ / 1 1/2″ OR Steam side flange : 6″ and water side flange 2″
Pressure rating :upto ANSI #2500
Advantages
Custom made for any size, standard or range
Simple installation
Can be used for higher pipe size and low steam pressure
No moving parts
Fixed Nozzle Desuperheater (FND)
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