21P0103 SOW.pdf

Heat Exchanger System

STATEMENT OF WORK

1. SCOPE

1.1. Portsmouth Naval Shipyard (PNSY) is seeking to lease a steam heat exchanger system. The system must include a steam heat exchanger; temperature, pressure and flow monitoring capability; and safety, control and isolation valves. The system must be frame/skid mounted with fork truck pockets as well as lifting pad eyes in a footprint no greater than 8 FT x 8 FT and a maximum weight of 4000 LB.

2. REFERENCES

2.1. ASME VIll Boiler and Pressure Vessel Code

3. REQUIREMENTS

3.1. Component List

3.1.1. Required components PC-01 thru PC-16 are listed below and illustrated in Section 7.1.

PIECE NO. QTY. NAME OF PART REF. NO. NSN PARA NO.

PC-01 1 Heat Exchanger N/A N/A 3.2

PC-03 20 Freshwater Hose N/A N/A 3.3.1

PC-04 2 Steam Hose N/A N/A 3.3.2

PC-05 2 Steam Isolation Valve N/A N/A 3.2.10

PC-06 1 Strainer N/A N/A 3.2.12

PC-07 2 Steam Pressure Gauge N/A N/A 3.2.13

PC-08 1 Pressure Regulator N/A N/A 3.2.11

PC-09 1 Vacuum Relief Valve N/A N/A 1 3.2.9

PC-10 1 Steam Trap N/A N/A 3.2.14

PC-12 2 Temperature Gauge N/A N/A 3.2.5

PC-13 2 Water Isolation Valve N/A N/A 3.2.4

PC-14 1 Press & Temp Relief Valve N/A N/A 3.2.7

PC-15 1 Flow Meter N/A N/A 3.2.6

PC-16 1 Flow Switch N/A N/A 3.2.8

3.2. Heat Exchanger (Steam)

3.2.1. Operating capacity of 1.2 MMBH heat output at a freshwater flowrate of 100 GPM.

3.2.2. Steam inlet and condensate outlet must be adapted to accept Qty. 2, 1-1/2 IN diameter threaded ground fittings.

3.2.3. Freshwater inlet and outlet must be adapted to 2-1/2 IN diameter cam and groove quick disconnect fittings.

3.2.4. Freshwater inlet and outlet must be fitted with 2-1/2 IN diameter isolation valves.

3 2 5. Must provide inlet and outlet freshwater temperature monitoring. Temperature gjges must provide a minimum resolution of 1 DEG F over a minimum operating range from 40 DEG F to

100 DEGF.

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3.2.6. Freshwater outlet must be fitted with a flowmeter rated to 150 PSI providing a minimum accuracy of 1% of reading over a minimum range from 50 to 250 GPM and minimum resolution of 1 GPM.

3.2.7. Freshwater outlet must be fitted with a safety pressure & temperature relief valve set to relieve at 150 PSI or 210 DEG F, whichever is reached first.

3.2.8. Optional: Freshwater outlet flow switch to control steam delivery. May be integral to freshwater outlet flowmeter.

3.2.9. Shell-side of heat exchanger must be fitted with a vacuum relief valve.

3.2.10. Steam supplies must be fitted with isolation valves rated to 150 PSI.

3.2.11. Steam supply must be fitted with a pressure-regulating valve rated to a minimum 150 PSI regulating to a nominal operating pressure of 90 PSI.

3.2.12. Steam supply must be fitted with a strainer rated to a minimum 150 PSI (optional: may be integral to steam supply pressure-regulating valve).

3.2.13. Steam supplies must be fitted with a pressure gauge to confirm supply pressure and system set point. Gauges must be rated to a minimum 150 PSI and graded in minimum 5 PSI increments.

3.2.14. Condensate drain line must be fitted with a steam trap rated to a minimum 150 PSI.

3.2.15. Heat exchanger system must be operated from a single 120 V, 20 AMP, 3 Phase AC power source. Any lower voltage power requirements for controls, metering equipment, etc. must be met using a vendor supplied integral transformer.

3.2.16. Performance similar or equal to Bell & Gossett Model #SU 165-4.

3.3. Accompanying Hoses

3.3.1. Freshwater non-collapsing suction/discharge hose, 2-1/2 IN diameter, 500 FT total supplied in lengths not to exceed 25 FT, male x female cam and groove quick-disconnect fittings, minimum 150 PSI, 200 DEG F rated.

3.3.2. Steam supply hose, 1-1/2 IN diameter, 50 FT total supplied in lengths not to exceed 25 FT, male stem X female spud ground fittings, minimum 150 PSI rated.

4. NOTES

4.1. Response to Request

4 11. As part of the response to this request, descriptive literature shall be furnished in sufficient detail to show that the proposed design will meet these specifications. Vendor submittals shall include brochures of the models being submitted, assembly sketches with criOcal dimensions, sketches (with dimensions) of all tooling being provided, statements of compliance wUh specification, and performance statements with special instructions. Supporting information shall be organ zed and packaged by unit. If supporting information includes multiple models the vendor shal clearly model number of proposed unit and redact all information not applicable to proposed unit.

4.2. Maintenance

4.2.1. Except for daily surveillance checks, the Contractor is responsible Perf°™ a" maintenance for the duration of the lease. Coordinate maintenance with Shipyard POC.

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4.2.2. The equipment will be operating around-the-clock under a rigorous deployment performance schedule. Within twenty-four (24) hours (one-day) of initial notification of the need for repair, the Contractor shall have a knowledgeable and equipped technician on the job-site fully prepared to repair the rental equipment. The defective unit(s) shall be repaired within forty-eight (48) hours (two day) of initial notification or, if the original defective unit(s) cannot be made operational, replaced within seventy-two (72) hours (three days) of initial notification. If the equipment failure is not the fault of the Government, the Contractor shall bear all costs associated with its repair and/or replacement.

4.3. Operator / Maintenance Manuals - Documentation will be located within a water proof case affixed to the equipment. Minimally, the documentation shall consist of:

4.3.1. Technical Instructions (TIs) such as an Operations & Maintenance Manual, Controls Manual, and/or Mechanical/Electrical Manual with Schematics

4.3.2. Padeye Certification for Lifting and Handling

4.3.3. Equipment Data Sheet (EDS)

4.3.4. Operating Instructions, if not in the TIs

4.3.5. Points of contact with telephone numbers for requesting emergency repair regardless of the time or type of day

4.3.6. Testing: Heat Exchanger design and testing shall be in accordance with Reference 2.1.

4.4. Delivery, Acceptance, and Return

4.4.1. The machinery shall be fully-assembled, ready-to-use, and in first-class-operating condition.

Machines shall be functionally tested prior to delivery. The machinery with its support equipment shall be delivered to the site on or prior to the request date. It is the responsibility of the Contractor to either confirm or coordinate the date and time of delivery prior to shipment via the Point-of- Contact (POC) as designated on the Contract and/or the Contracting Officer s Representative^ (COR). The Government can provide forklift services for removing machinery from Vendor’s transport during work hours. Documentation with Shipyard copies shall accompany each delivery.

4 4 2 Upon satisfactory completion of inspection and test of the equipment, the authorized Government Representative (Portsmouth Naval Shipyard, Code 990 Equipment Manager) will sign and forward the acceptance document(s) to Code 270.3 Production Control for completion.

Unloading of equipment from Vendor’s transport does not signify acceptance.

4.4.3. The Government will dismantle the equipment and provide a temporary storage location convenient for Contractor pick-up. The Government will notify the Contractor as well as the Contracting Office as to when the rental Item has been released and is available for pick-up. 1 he last day of the rental period shall be the next normal workday after the Contractor has been so notified. The Contractor shall be responsible for shipping. The Government can provide forklitt services during work hours for placing the equipment onto the vendor’s transport.

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5. GOVERNMENT FURNISHED MATERIAL CGFIVn

5.1. Government furnished material PC-17 thru PC-21 are listed below and illustrated in the attached schematic.

PIECE NO. QTY. NAME OF PART REF. NO. NSN PARA NO.

PC-17 2 Water Supply Isolation Valve N/A N/A 5.2 PC-18 1 Check Valve N/A N/A 5.3 PC-19 2 Throttling Valve N/A N/A 5.4

PC-20 3 System Isolation Valve N/A N/A 5.5

PC-21 4 Makeup/Drain Hose N/A N/A 5.6

5.2. Freshwater makeup and drain will be fitted with a 1-1/2 IN isolation ball valve, 150 PSl rated.

5.3. Freshwater makeup will be protected by a 1-1/2 IN check valve, 150 PSl rated.

5.4. Freshwater supply and discharge will be fitted with 2-1/2 IN throttling butterfly valves, 150 PSl rated PVC with flanged connections.

5.5. Freshwater bypass leg and hull penetrations will be fitted with 2-1/2 IN isolation ball valves, 150 PSl rated PVC with NPT connections.

5.6. Freshwater makeup and drain will be connected to the system via freshwater non-collapsing suction/discharge hose, 1-1/2 IN diameter, 100 FT total supplied in lengths not to exceed 25 FT, male x female cam and groove quick-disconnect fittings, 150 PSl rated.

6. SECURITY REQUIREMENTS

6 1 To be allowed onto a government Shipyard, personnel must be US citizens and m possession of appropriate personal identification. Proof of US citizenship may be necessary and can be required tor access to the drydock. Allowable documentation of US citizenship is an official government issued Certificate of Birth or Naturalization (w/ raised seal & not a photocopy) or a US passport (can be expired). Vehicular access requires a non-expired personal Driver’s License and appropriate vehicle identification or registration. The transport vehicle must have the company’s name / logo prominently displayed. To gain access to the drydock environment, personnel must be escorted and possess / wear their own personal safety gear.

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7. ATTACHMENTS

7.1. System Schematic illustrating required system components PC-01 thru PC-16 as well as government furnished components PC-17 thru PC-21.

!-□ CAMLOCK II FLANGE

PRESS REG VLV STRAINER

FLOW SWITCH VAC REL VLV

PRESS REL VLV T) CIRC. PUMP

0 STEAM TRAP M BALLVALVE

BACKFLOW

PREVENTER IX BUTTERFLY VALVE

(f)T FLOW, TEMP, PRESS GAUGE

PC-04

STWSPLY

PC-07

PC-05

PC-04PC-04 STMSPLY

PC-05PC-08PC-10

PC-12

PC-01

PC-12

PC-13 PC-16 PC-14PC-1S

PC-17 PC-18

—M-MHIPC-21 1

PC-03PC-03 PC-17

PC-20PC-20

PC-03

PC-20

PC-19PC-19

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