- Country: USA
- Summary: Lma Fire Damaged Coolers
- UST Ref No: 81544821
- Deadline: 14 Apr 2023
- Financier: Self Financed
- Purchaser Ownership: Government
- Tender Value: Refer Document
- Notice Type: Tender
- Document Ref. No.: W912EF23RSS0026
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- Description:
- Description
The US Army Corps of Engineers, Walla Walla District is seeking sources to supply two (2) generator stator air coolers and one (1) thrust bearing oil cooler to be used on the main units at Lower Monumental Lock and Dam. This will be a firm-fixed-price supply contract. The North American Industry Classification System (NAICS) code for this project is 333415 and the associated small business size standard is 1250 employees.
Summary Scope of Work - Stator air coolers are straight tube type with water boxes on either end. The new stator air coolers shall be designed for safe operation at a working water pressure of 50 psi.
Known technical data for existing stator air coolers:
Number of Coolers: 10 per main unit
Manufacturer: Perfex
Medium Passed Over Fins: Air
Medium Passed Through Tubes: Water
Cold Air Temperature: 104 F
Water Flow (Each Cooler): 120 GPM
Design Water Pressure: 50 psi
Max. Water Inlet Temperature: 75.2F
Pressure Drop of Water: 9 feet of water
Thrust bearing oil cooler assemblies are comprised of 2 semi-circular sections. Each cooler half is constructed of a frame supporting 24 finned tubes with a supply/discharge manifold at one end and a return header on the other end. There are two different length/radius combinations of the tubes; 12 each per section. The new thrust bearing coolers shall be designed for safe operation at a working water pressure of 100 psi. The new coolers shall provide equal or greater performance when compared to the existing coolers.
Known technical data for existing thrust bearing oil coolers:
Number of Sections: 2A
Location: Thrust Bearing Oil Reservoir
Manufacturer: Perfex, Wisconsin
Medium Passed Over Fins: Turbine Oil ISO 68
Medium Passed Through Tubes: Water
Water Flow Through Both Halves: 240 GPM
Supply Piping: Carbon Steel
Water Box Material: Carbon Steel
Tubes: Copper
Fins: Aluminum
Tube Sheets: Brass
A mate... - Documents:
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CLICK HERE TO LOGINLma Fire Damaged Coolers - USA Tender
The DEPT OF DEFENSE, a Government sector organization in USA, has announced a new tender for Lma Fire Damaged Coolers. This tender is published on USARFP under UST Ref No: 81544821 and is categorized as a Tender. Interested and eligible suppliers are invited to participate by reviewing the tender documents and submitting their bids before the deadline on 2023-04-14.
The estimated tender value is Refer Document, and full details, including technical specifications and submission requirements, are provided in the official tender documents. Ensure all submissions meet the criteria outlined to be considered for evaluation.
