DOCUMENT
66 -- Temperature Altitude Humidity Chamber - Combined Synopsis Solicitation
- Notice Date
- 2/3/2009
- Notice Type
- Combined Synopsis Solicitation
- NAICS
- 334516
— Analytical Laboratory Instrument Manufacturing
- Contracting Office
- Department of the Navy, Naval Air Systems Command, Naval Air Warfare Center Aircraft Division Pax River, Building 441, 21983 Bundy Road Unit 7, Patuxent River, Maryland, 20670, United States
- ZIP Code
- 20670
- Solicitation Number
- 1300121266
- Archive Date
- 3/5/2009
- Point of Contact
- Ryan M. Cowne, Phone: 3017578987
- E-Mail Address
-
ryan.cowne@navy.mil
- Small Business Set-Aside
- N/A
- Description
- Combined Synopsis/Solicitation 1300121266 Temperature Altitude Humidity (TAH) Environmental Test Chamber The Naval Air Warfare Center – Aircraft Division (NAWCAD) has developed a requirement set for a Temperature Altitude Humidity (TAH) Environmental Test Chamber for the Propulsion Systems Evaluation Facility (PSEF). This is a combined synopsis/solicitation for commercial items prepared under the authority of FAR Part 13.5 and Subpart 12.603 as supplemented with additional information included herein. This announcement constitutes the only solicitation; quotations are being requested and a written solicitation will not be issued. The provisions at FAR 52.212-1 and 212-2 apply. FAR 52.212-4 and 52.212-5 (Deviation) will be included in any award resulting from this notice. Full text for these FAR provisions and clauses may be accessed at http://farsite.hill.af.mil/ CLIN 0001: A quantity of (1) Temperature Altitude Humidity Chamber The TAH chamber will be used in a test laboratory (Electrical and Environmental Evaluation Laboratory, building 1461, room 130, Patuxent River, MD) to provide controlled environments during testing of naval aircraft/shipboard/ground electrical or mechanical components and systems. The predominant test methods will come from Mil-Std 810 and MDC A4241 for combined temperature, altitude, and humidity environments. The results of the testing are used for naval qualification, safety of flight, flight worthiness, and other evaluation programs. Specifications for the chamber are as follows: 1.0 Controlled chamber parameters. The chamber shall control the temperature, pressure altitude, and humidity. 1.1 Temperature. The chamber shall control the temperature between -70.0 and 177.0 degrees C. Temperature transients shall be applicable between site altitude and 65.0 Kft. 1.1.1 Temperature tolerance. The temperature (return air) shall be controlled within a tolerance of plus or minus 1.0 degrees C. under steady state conditions (after the setpoint temperature is attained with no control changes). 1.1.2 Temperature rate of change. The chamber shall change the temperature between -55.0 and 71.0 degrees C. at a rate of 11.5 degrees C/minute minimum for heating and 10.0 degrees C/minute minimum for cooling. 1.1.3 Live load capacity. The chamber shall maintain -65.0 degrees C with a heat load of 1800 watts and -17.8 degrees C. with a heat load of 4000 watts being dissipated into the chamber from the equipment under test. 1.2 Pressure altitude. The chamber shall control the pressure altitude between site altitude and 100.0 Kft. 1.2.1 Pressure tolerance. Under steady state conditions (setpoint is attained with no control changes), the pressure altitude shall be controlled within the tolerances listed below. 0 to 20,000 feet altitude: +/- 200 feet 20,000 to 50,000 feet altitude: +/- 500 feet 50,000 to 100,000 feet altitude: +/- 1000 feet 1.2.2 Pressure altitude rate of change. The chamber shall change the pressure altitude (increasing or decreasing) between site pressure and 50.0 Kft in a minimum of 5 minutes (nominal 10.0 Kft/minute), between 50.0 and 70.0 Kft in a minimum of 10 minutes (nominal 5.0 Kft/minute), and 70Kft and 100Kft in a minimum of 15 minutes (nominal 2.0 Kft/minute). Repressurizing the chamber back to site pressure shall be capable of the same rates as decreasing noted above. 1.2.3 Pressure relief valve. The chamber shall incorporate a manual pressure relief valve to vent the chamber to atmosphere. 1.3 Humidity. The chamber shall control the humidity between 20 and 98% relative humidity (RH) as limited by a 4.5 degrees C minimum dewpoint and a maximum dry bulb temperature of 85 degrees C. Humidity operation shall be applicable at site altitude only and shall be capable of being locked out during operation at altitude. 1.3.1 Humidity tolerance. The humidity shall be controlled within a tolerance of plus or minus 3% RH under steady state conditions (after the setpoint humidity is attained with no control changes). 1.3.2 Humidity rate of change. The chamber shall change the humidity (increasing or decreasing) between 20 and 98% RH in a minimum of 1 hour. 1.3.3 Humidity measurement. A direct readout sensor (not a dry/wet bulb) shall be used to measure humidity. The sensor shall operate over the required temperature range for humidity control and shall not be degraded or damaged over the operating temperature and pressure altitude range of the chamber. 2.0 Environmental chamber. The environmentally conditioned portion (working space) of the temperature-altitude-humidity chamber shall be insulated and accessed by a hinged door. The environmental chamber shall have a stainless steel interior with continuous welded seams so that oil or other fluids cannot seep into the insulation. 2.1 Environmental chamber installation. The environmental chamber will be installed on a flat 5 inch thick reinforced concrete floor. See floor plan in figure 1 for allocation space with utilities locations. 2.2 Volume. The environmental chamber shall have a usable interior volume of 64 cu ft minimum with minimum interior dimensions for the height, width, and depth of 48.0 inches. 2.3 Circulating air blower/fan. The environmental chamber shall have an internal blower or fan to circulate air within the environmental chamber. The blower/fan shall not protrude into the usable environmental chamber volume. The electric motor for the blower/fan shall be located external to the environmental chamber. The blower/fan shall circulate air to maintain a uniform temperature (or humidity) within the environmental chamber as defined in section 1. The fan shall have a manual on/off switch and indicator light on the control and display unit. 2.3.1 Blower/fan speed. To compensate for lower air mass flows at altitude, the blower/fan speed shall automatically increase with altitude so that the temperature requirements in 1.1 and 1.1.1 are met. 2.4 Windows. The environmental chamber shall have an observation window to allow maximum visual inspections into the chamber working space. 2.4.1 Window Wiper. A manually controlled wiper shall be provided to clear moisture or frost from the inside of the observation window glass. 2.5 Interior lights. The environmental chamber shall have interior lighting. The lights shall be positioned to provide uniform light distribution inside the environmental chamber. The lights shall not protrude into the usable interior space of the environmental chamber. The lights shall be controlled by a manual switch located on the control and display unit. 2.6 Access ports. The environmental chamber shall have three 3.0 inch access ports installed on the sides of the environmental chamber (see figures 1 and 3 for locations). The access ports shall be supplied with removable caps or covers (metal) on the outside of the environmental chamber that will seal the environmental chamber when installed. Access ports shall not extend into the usable space on the interior of the environmental chamber. 2.7 Electrical Feedthru’s. All feedthru’s shall be electrically isolated from the chamber walls and shall be sealed to prevent pressure leaks throughout the altitude, humidity and temperature ranges identified in 1.0. 2.7.1 Three electrically isolated.5 inch diameter solid copper rods shall be installed to connect external high voltage power feeds into the chamber working space. The three.5 inch feedthru’s shall be installed on the same side of the chamber as the two 3 inch access ports (see figure 3) and shall extend outside and inside the chamber 1.5 inches. The connection points inside and outside the chamber shall be threaded (1/2-13) to allow for standard bolt connections of wiring lugs. 2.7.2 Four electrically isolated.190 inch solid copper rods shall be installed to connect external low voltage power feeds into the chamber working space. The four.190 inch feedthru’s shall be installed on the same side of the chamber as the two 3 inch access ports (see figure 3) and shall extend outside and inside the chamber.75 inches. The connection points inside and outside the chamber shall be threaded (10-32) to allow for standard bolt connections of wiring lugs. 2.7.3 Four electrically isolated.375 inch solid copper rods shall be installed to connect external low voltage power feeds into the chamber working space. The four.375 inch feedthru’s shall be installed on the same side of the chamber as the two 3 inch access ports (see figure 3) and shall extend outside and inside the chamber 1.0 inches. The connection points inside and outside the chamber shall be threaded (3/8-16) to allow for standard bolt connections of wiring lugs. 3.0 Control and display unit. The chamber shall have a discrete package for controlling chamber operation and displaying setpoint and measurement data Local operation of the chamber shall be by entering setpoints for immediate execution or by entering sequences of steps (setpoints, times, rates, etc.) for timed automatic operation. The control and display unit shall control all operations of the chamber. 3.1 Switches. The control and display unit shall have manually operated switches to enable/disable the following systems: Control Power, Circulator Fan, Light, Heaters, Cooling, Humidity, Dehumidify, and Altitude. An annunciation light shall be provided for each on/off switch. 3.2 Computer operation. In addition to local operation, the control and display unit shall accept remote computer entered commands for setpoint and timed automatic operation via an IEEE 488 interface. 3.2 Chart Recorder. The chamber shall have a circular chart type recorder to record Temperature, Humidity, and Altitude. 3.3 High/ Low Temperature Limiter. An independent temperature limiter shall be incorporated into the control and display unit to provide safety to the unit under test. 4.0 General requirements. 4.1 Exterior finish. The exterior finish shall be suitable to withstand an industrial laboratory environment which shall not be adversely effected by the fluids described in paragraph 4.14. 4.2 Installation. The environmental chamber shall be limited to 10 feet in height and shall fit through a 12 foot width door either in a single section or multiple sections. The Contractor shall deliver the unit to the government and the government will place the chamber into the work space identified in figure 2 and will install the voltage, water and vacuum exhaust hookups, as per the manufacturer installation instructions/manuals which shall be included. 4.3 Physical size. The maximum physical size of the environmental chamber and the machinery cabinets are shown in Figure 1. The height, width, and depth of the environmental chamber and machinery cabinet are variable within a maximum limit. The test area has an open high bay with an 11 foot clearance to the overhead lights and utilities. 4.4 Water filtration. The chamber shall incorporate a replaceable cartridge type filter or other means to deionize/demineralize the supply water used for humidity to a resistance of not less than 500,000 ohms. 4.5 Humidity drain. A drain shall be provided to remove condensation from the environmental chamber during humidity operation. The drain shall not interfere with the automatic operation of the chamber and shall not require manual operation when altitude or temperature operation is required in a test sequence. 4.6 Refrigeration. The chamber shall use mechanical refrigeration system(s). All pressure vessels shall be ASME certified. 4.6.1 Safeties The refrigeration systems shall have protection for high and low pressure, low oil pressure, and high discharge temperature. A pressure relief valve shall be provided for the refrigeration system(s). An enunciation light shall indicate refrigeration trips with a reset button for setting the tripped safety. 4.6.2 Refrigerants. The refrigerants used shall be hydrogenated chlorofluorocarbons (HCFC's) or equivalent. Chlorofluorocarbons (CFC's) shall not be used. Refrigerant types shall be marked on the nameplate of the compressors and refrigeration charge information shall be marked on the machinery cabinet. 4.6.3 Gauges and sight glasses. Clearly visible gauges and sight glasses shall be provided for maintenance of the refrigeration system. 4.6.4 Piping Insulation shall be used on cold piping to reduce condensation and guard(s) shall be used to prevent hot piping from unintentional touches from personnel. 4.7 Electric power. The chamber shall operate from 480 volt, three-phase, 60 Hz power. A main power disconnect with an externally accessible switch shall be provided on the machinery cabinet. A terminal block shall be provided to connect a government supplied electric power cable. The electric power terminals shall be clearly marked. The electrical power cabinet shall be accessible from above for main power connections conduit. 4.7.1 Wiring. All wiring used in the chamber shall meet NEC standards. 4.8 Water. The chamber shall use water for refrigeration and for the humidity system. Water for refrigeration will be supplied from a government provided closed loop cooling system that has 35 PSID between the supply and return connections. Water connections (supply and return) shall be provided by the contractor to connect government supplied water hoses/piping, which shall be clearly marked. Water for humidity will be supplied from a potable water source. A water connection shall be supplied and clearly marked for connection to the government source. The general location for the water lines is shown in Figure 1. The supply water temperature is controlled and will generally be between 55 and 65 degrees F and will not exceed 70 degrees F. 4.9 AC power. The chamber shall not be damaged by application of electric power with reverse phase rotation. The chamber shall not be damaged with one or two phases of the three-phase AC power missing (blown fuses). All chamber systems shall shutdown and not attempt to restart in the event of an AC power interruption or abnormal AC power (blown fuse on one or more phases). A manual reset shall be required to restart the system. 4.10 Heater interlocks. An independent controlled high heat limit interlock shall be provided to prevent over temperature of the chamber or damage to heating elements. 4.11 Fan interlock. An interlock shall be provided to prevent operation of the chamber with the fan not operating. 4.12 Circuit protection. All circuits in the chamber including the control and display unit shall be protected with circuit breakers or fuses. 4.13 Operating environment. The chamber shall operate in unconditioned spaces (limited heat and no air-conditioning) with ambient temperatures above freezing to 46.1 degrees C. 4.14 Fluid compatibility. The interior of the environmental chamber shall be compatible with synthetic engine oil (MIL-L-23699) and oil vapor, lubricating greases, water and water vapor, and industrial cleaning compounds. All components in the chamber shall be compatible with an industrial test laboratory environment. 4.15 Maintenance. All chamber systems shall be maintainable by the government. All subsystems shall be accessible for maintenance without removal of major components. All interior and exterior electrical and mechanical interconnections shall be clearly and permanently labeled. 4.16 Vacuum System. The chamber vacuum system shall be capable, at a minimum, of achieving the requirements of paragraph 1.2 and providing 140 CFM of pump capacity. The system shall be designed to protect the vacuum pump from water during test cycles that requires high humidity prior to altitude operations. 4.16.1 Vacuum Exhaust. The exhaust from the vacuum system shall be clear of oil prior to being exhausted through the government supplied exhaust pipe (4 inch). 5.0 Operation and maintenance manuals. Two bound manuals, as well as an electronic copy, shall be provided which contains a detailed description of the operation and maintenance requirements for the chamber. The manual shall include operating instructions, routine and overhaul maintenance requirements, troubleshooting procedures, electrical wiring and mechanical schematics, dimensioned drawings, parts lists, chamber specifications including subsystems, subsystem data sheets, interface requirements, calibration requirements and procedures, and complete instructions for programming the chamber either locally or via the IEEE 488 interface. The manual shall also contain a list of recommended spare parts and materials that would be required for routine maintenance. 6.0 Warranty. The Contractor shall provide a copy of the standard commercial warranty for the system. The standard warranty shall be at no additional cost to the government. CLIN 0002 Quantity of (1) Start Up and Test 7.0 Start-up and Test After all utilities are installed on the unit, by the Government in accordance with manufacture’s instructions and manuals, the contractor shall perform an on-site inspection at Patuxent River, MD of the Government’s installation, to ensure correct connection to all utilities. The Contractor shall then start-up the chamber and perform an on-site performance test of chamber systems to ensure all requirements in 1.0 are achieved. Upon satisfactory Contractor start-up and performance testing final acceptance of the unit will be by the Government at Destination on-site at Patuxent River, MD. Quotations will be evaluated based on the following factors: Technical, Price, Delivery, and Past Performance. All factors are of equal importance; however the Government reserves the right to make an integrated evaluation resulting in the Best Value to the Government, price and other factors considered. Award may go to other than the lowest price at the sole decision of the Government. TECHNICAL: Please provide commercial brochures/literature and specification sheets for the quoted TAH Chamber, and/or other information sufficient to show how the product meets all of the Government’s minimum technical requirements/specifications as provided herein. PRICE: Please provide a Firm Fixed Price quotation for; 1) TAH Chamber and 2) Inspection of the installation and on-site start up and test of the system, including all discounts which may be applicable. Pricing shall include FOB Destination terms to NAWCAD, Patuxent River MD 20670. CLIN 0001: TAH Chamber/DATA: $_________________Firm Fixed Price CLIN 0002: On-site Start up and Test: $_________________Firm Fixed Price TOTAL $_________________Firm Fixed Price DELIVERY: Please specify a date for delivery, after receipt of a written purchase/delivery order. Assume a two week break from delivery of the unit and on-site start-up and test, to allow for Government to connect the unit to facilities. PAST PERFORMANCE: Please provide three prior contract or purchase order numbers; for recent, same or similar products sold. Include a customer end-user point of contact and phone number for each contract/purchase order record provided. The Government may evaluate general customer satisfaction with the product, on-time delivery, ease of warranty claims and any other information determined by the Contracting Officer regarding the Contractors ability to deliver a quality product. The Government reserves the right to obtain past Performance information from any source and not solely from the information provided by the Contractor. ALL QUOTATIONS SHALL INCLUDE A COMPLETED COPY of the provision at FAR 52.212-3, Offeror Representations and Certifications - Commercial Items. The automated system for complying is called On-Line Representations and Certifications Application (ORCA), and is available at: https://orca.bpn.gov/login.aspx For additional information, see the ORCA FAQ sheet at: https://orca.bpn.gov/faq.aspx If the Contractor’s ORCA Reps and Certs are not available to the Government or not sufficiently completed on-line in ORCA, the Contractor must provide the individual completed Representations and Certifications as stated above. To receive an award from Department of Defense, contractors must be registered in the CCR database, available at: www.ccr.gov Notices: Any award that may result from this solicitation will require the use of Wide Area Work Flow – Receipts and Acceptance (WAWF-RA or WAWF) which is an electronic form of invoice, receipt and acceptance. No paper invoices or paper receipt/acceptance procedures will be permitted. We may award to one or none of the Offerors. We may award with or without discussions. Any award that may result from this solicitation will require the use of Unique Item Identification and Valuation DFARS 252.211-7003. This requires that items with a value of $5,000 or more be marked with a Unique Item Identification Number. Numbered Note 1 applies. Quotations should be submitted via common carrier such as FEDEX, UPS, or USPS for example, or by e-mail using PDF files. The Government is not responsible or liable for any lost or misdirected delivery by common carrier, postal office, e-mail, or any other method of delivery. It is the sole responsibility of the contractor to ensure their quotation has been received by this office by the closing date and contains ALL of the requirements as stated in this combined synopsis/solicitation. Comments or questions should be submitted via e-mail. No phone calls please.
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- Address: 48298 Shaw Rd Building 1461, Patuxent River Naval Base, Maryland, 20670, United States
- Zip Code: 20670
- Zip Code: 20670
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