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Discussion History

Reagent Storage and Dosing

Assembly

Urea or aqueous ammonia storage with a urea-to-ammonia conversion stage and metering pumps. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Reagent Storage and Dosing parts and their functions

13 top-level parts · 24 parts in total · full bill of materials below
Reagent Storage and Dosing parts diagram: 1 reagent storage tank, 2 tank heater, 3 dosing pump, 4 dosing skid, 5 urea decomposition chamber, 6 dilution air blower, 7 reagent mixing lance, 8 flow control valve, 9 pressure sensor, 10 heating element, 11 ball bearing, 12 oil seal, 13 o-ring set. 24 parts in 13 top-level items.
Reagent Storage and Dosing parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Reagent Storage Tank 1× Insulated tank for 40% urea or 19% aqueous ammonia
2 Tank Heater 1× Tank heater keeping urea above its 0 °C freeze point
3 Dosing Pump 2× Metering pumps delivering reagent at controlled rate
4 Dosing Skid 1× Piping skid with strainers and flow control
5 Urea Decomposition Chamber 1× Heated chamber converting urea to ammonia, CO2, and water
6 Dilution Air Blower 1× Blower supplying dilution air to the ammonia stream
7 Reagent Mixing Lance 4× Lances metering reagent into the dilution duct
8 Flow Control Valve 2× Control valves trimming reagent and air flow
9 Pressure Sensor 2× Tank and discharge pressure sensors
10 Heating Element 2× Trace heating elements on reagent lines
11 Ball Bearing 4× Dosing pump shaft bearings
12 Oil Seal 2× Dosing pump shaft seals
13 O-Ring Set 1× Pump and valve sealing set

3D model

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Build & assembly graph

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Bill of materials for Reagent Storage and Dosing

13 top-level lines · 13 rows shown · 24 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Reagent Storage Tank selective-catalytic-reduction-unit-reagent-tank 1× 1 · part
2 Tank Heater selective-catalytic-reduction-unit-tank-heater 1× 1 · part
3 Dosing Pump selective-catalytic-reduction-unit-dosing-pump 2× 2 · part
4 Dosing Skid selective-catalytic-reduction-unit-dosing-skid 1× 1 · part
5 Urea Decomposition Chamber selective-catalytic-reduction-unit-decomposition-chamber 1× 1 · part
6 Dilution Air Blower selective-catalytic-reduction-unit-dilution-blower 1× 1 · part
7 Reagent Mixing Lance selective-catalytic-reduction-unit-mixing-lance 4× 4 · part
8 Flow Control Valve selective-catalytic-reduction-unit-flow-control-valve 2× 2 · part
9 Pressure Sensor pressure-sensor 2× 2 · part
10 Heating Element heating-element 2× 2 · part
11 Ball Bearing ball-bearing 4× 4 · part
12 Oil Seal oil-seal 2× 2 · part
13 O-Ring Set oring-set 1× 1 · part

Where the reagent storage and dosing is used

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

Used in 1 assembly

SCR NOx Reduction Unit

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