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Feedwater System

Assembly

Pumps, deaerator, and valves delivering deaerated condensate to each pressure circuit. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Feedwater System parts and their functions

9 top-level parts · 56 parts in total · full bill of materials below
Feedwater System parts diagram: 1 deaerator, 2 HP feedwater pump, 3 IP feedwater pump, 4 LP feedwater pump, 5 feed pump motor, 6 recirculation valve, 7 discharge check valve, 8 ball bearing, 9 oil seal. 56 parts in 9 top-level items.
Feedwater System parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Deaerator 1× Deaerator removing dissolved oxygen from condensate
2 HP Feedwater Pump 6 parts 2× HP feedwater pumps, one running one standby
3 IP Feedwater Pump 1× IP feedwater pump
4 LP Feedwater Pump 1× LP feedwater pump
5 Feed Pump Motor 4× Pump drive motors
6 Recirculation Valve 3× Minimum-flow recirculation valves protecting pumps
7 Discharge Check Valve 4× Discharge check valves
8 Ball Bearing 8× Pump shaft bearings
9 Oil Seal 8× Pump shaft seals

3D model

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Build & assembly graph

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Bill of materials for Feedwater System

9 top-level lines · 15 rows shown · 56 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Deaerator heat-recovery-steam-generator-deaerator 1× 1 · part
2 HP Feedwater Pump 6 parts heat-recovery-steam-generator-hp-feed-pump 2× 2 13 assembly
2.1 Pump Casing heat-recovery-steam-generator-pump-casing 1× 2 · part
2.2 Pump Impeller heat-recovery-steam-generator-pump-impeller 6× 12 · part
2.3 Pump Shaft heat-recovery-steam-generator-pump-shaft 1× 2 · part
2.4 Mechanical Seal heat-recovery-steam-generator-mechanical-seal 2× 4 · part
2.5 Ball Bearing ball-bearing 2× 4 · part
2.6 O-Ring Set oring-set 1× 2 · part
3 IP Feedwater Pump heat-recovery-steam-generator-ip-feed-pump 1× 1 · part
4 LP Feedwater Pump heat-recovery-steam-generator-lp-feed-pump 1× 1 · part
5 Feed Pump Motor heat-recovery-steam-generator-feed-pump-motor 4× 4 · part
6 Recirculation Valve heat-recovery-steam-generator-recirc-valve 3× 3 · part
7 Discharge Check Valve heat-recovery-steam-generator-check-valve 4× 4 · part
8 Ball Bearing ball-bearing 8× 8 · part
9 Oil Seal oil-seal 8× 8 · part

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Where the feedwater system is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Heat Recovery Steam Generator

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Flex (Singapore)
flex.com ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks
🇮🇳Dixon Technologies
dixoninfo.com ↗ 		Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
🇨🇳BYD Electronics
bydelectronic.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks