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MOU - Ice Box Expansion Proj No. 123-036 – American Arena, LLC SB Youth Hockey, Inc.
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MOU - Ice Box Expansion Proj No. 123-036 – American Arena, LLC SB Youth Hockey, Inc.
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8/22/2023 2:23:18 PM
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Board of Public Works
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Contracts
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8/22/2023
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<br />Exhibit A1, A2, & A6 5-8-23 <br /> <br />4 <br />MAJOR COMPENENTS: EVAPORATOR / H.P. RECEIVER / CONDENSER <br />Ammonia <br />1. One (1) flooded, shell and tube type evaporator with surge drum, (Delta-Tee or <br />approved equal) <br />2. Oil pot <br />3. Level column <br />4. One (1) high pressure storage receiver sized for full capacity of system plus required <br />safety volume. <br />5. One (1) Evaporative Condenser (Evapco, BAC or approved equal) <br /> <br />RINK PUMPS <br />1. Cold Floor Pumps: One primary pump for each rink and one 100% stand-by pump. VFDs on all <br />cold floor pumps. Control system shall include sequencing to rotate the stand-by pump into <br />operation designed for equal hourly operation for all pumps. (Bell & Gossett or approved <br />equal) <br />2. Warm Floor Pump: One primary pump and one 100% stand-by pump. Control system shall <br />include sequencing to rotate the stand-by pump into operation designed for equal hourly <br />operation for all pumps. (Bell & Gossett or approved equal) <br /> <br />WASTE HEAT RECOVERY SYSTEMS shall be designed to remove heat generated by the refrigeration <br />system for the purpose of providing heat to the snow melt / sub-soil loop. <br />1. One (1) shell and tube heat exchanger by Delta-Tee or approved equal. <br />2. One (1) Snow melt coil: <br />a. Size and design shall be specific to meet the snow melt pit configuration <br />b. Nominal 2.5” stainless steel pipe on 7.5” centers <br />c. Heat of rejection shall meet the capacity as specified in the minimum system design as <br />noted above. <br />3. Two (2) pump subfloor snowmelt system with flow directional actuators. (Bell & Gossett or <br />approved equal) <br />4. Note: The one sheet chiller will not have heat reclaim built in. Subsoil and snowmelt heat will <br />have to come from the existing system or from a sperate boiler not included. <br /> <br />CONDENSER <br />Ammonia <br />1. Evaporative Condenser type, <br />a. Local water sump configuration <br />b. Selection sized for dry operation at 25ᵒF dry bulb. <br />c. VFD on fan motor <br />d. Factory protection coating or stainless-steel sump
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