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Last Updated | 07/21/2022 08:15 AM |
Project Title | Two (2) Deployable Oxygen Concentration Systems (Generators) |
Physical Address | View project details and contacts |
City, State (County) | Savannah, GA 31401 (Chatham County) |
Category(s) | Single Trades |
Sub-Category(s) | Equipment, Mechanical |
Contracting Method | Competitive Bids. |
Project Status | Accepting Letters of Interest, |
Bids Due | View project details and contacts |
Estimated Value | |
Plans Available from | Federal Agency |
Owner | View project details and contacts |
Architect | View project details and contacts |
Description | Oxygen (O2) Generation Systems: - Provide modular pressure/vacuum swing adsorption oxygen generating systems of capacities as identified below. Units shall come with stand-alone controls, piping, conduit, blowers, vacuum pumps, compressors or boosters, tanks gauges, sensors and mass flow meters. Controls shall accept input and provide output per below. These new modular pressure/vacuum swing adsorption oxygen generating systems would tie into existing modular vacuum swing adsorption oxygen generating systems. - Oxygen is supplied to the system with on-site oxygen generators. These generators move filtered air through an adsorption bed resin or molecular sieve that removes nitrogen, leaving concentrated gaseous oxygen and the inert gas argon. Movement through the bed is at a low pressure with a vacuum cycle used to regenerate the beds by removing adsorbed nitrogen. The oxygen content supplied from the beds is monitored and the beds are pulsed to regenerate the resin. - The oxygen gas coming from the generators will be between 90% and 95% oxygen content during normal operation with sufficient pressure to be injected into the pressurized Speece cones. The only oxygen storage provided is in buffer tanks to equalize pressure as the generators cycle through regeneration. The existing system has one oxygen buffer tank per operating generator. - The oxygen generator shall have an integrated PLC and communicate with the main Dissolved Oxygen Injection System PLC via ethernet using MODBUS/TCPIP architecture, or natively speak to Allen Bradley COMPAC Logix 5000 via ethernet without conversion software. PLC communication capabilities shall allow for supervisory control and monitoring of all data points and alarms monitored by the local PLC. Supervisory control shall allow for editable startup/shut down sequences allowing for customizable delay times between sequence steps. Systems shall be able to operate in local manual or automatic and remote manual or automatic modes. - The oxygen generator shall be able to produce 5,000 lbs/day of oxygen in the supplied gas during normal operations with a reserve capacity of an additional 10% (500 lbs/day) of oxygen supply in the supplied gas. Supplied gas quantity shall not exceed 6000 lbs/day to achieve oxygen requirements. - Estimated delivery time and incidental installation period |
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