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Roseville Skating Center and City Hall �a�r�pu� <br />Feasibility Study S��tei�tber 23, 2007 <br />1 ir��:�,� +'�� C:�J?�,t'f �i� � � <br />�� <br />� EXECUTIVE SUMMARY ................................................................................................. i <br />� 1. INTRODUCTION ............................................................................................ '� <br />� 1.1. Background ....................................................................................................... 1 <br />� 1.2. Purpose and Scope ........................................................................................... � <br />� 2. DESCRIPTION OF FACILITIES & EXISTING MECHANICAL SYSTEMS ......... 2 <br />8 2.1. Ice Arena and Banquet Hall ...............................................................................3 <br />� Speed Skating Oval ......................................................................................�.,.,........,.4 <br />1�1 2.2. City Hall 1 Public Safety Bui[cfir�� ........__ ..............__......._............... .... ..... 4 <br />7 7 2.3. Public Works Building . .,, ..,,,�--,,,,�----.....---......__......._............---...._........ 5 <br />1� 2.4. Fire Hall, ... ... .... ........ ........_....... ....... ..... ....... ... . 5 <br />13 3. ENERGY CONSUMPTION OF EXISTING SYSTEMS ...................................... 5 <br />1� 3.1. Ice Arena and Banquet Hall ............................................................................... 6 <br />7� 3.2. Speed Skating Oval ........................................................................................... 8 <br />1� 3.3. City Hall C Public Safety Building ..................................................................�.�...g <br />fi�� 3.4. MaintenanceGarage .......................................................................................10 <br />7 � 3.5. Fire Hall ...........................................................................................................11 <br />1� 4. POTENTIAL FOR HEAT RECOVERY FROM REFRIGERATION PLANT.......12 <br />�� 4.1. Ice Arena and Banquet Hal� , riyrr• •••� .............................�...,-v-�r..,-�,,,,. �...13 <br />— -... . . _. <br />�� 4.2. Speed Skating Oval. ..... .... , .: . .,.... ...... ...........................................13 <br />�� 5. SYSTEM INTEGRATION W(TH OTHER CAMPUS BUILDINGS............�-...-... 13 <br />�� 5.1. Thermal Energy Storage: Ground Heat Exchanger (GHX) ..............................14 <br />�� 5.2. Excess Thermal Energy at the Ice Arena and Banquet Hall ............................15 <br />�� �:€. Integrating Other City Hall Campus Buildings ........... .............................. ..... 17 <br />�� �. POTENTIAL ENERGY COST REDUCTION BY INTEGRATION .....................19 <br />�� � GREENHOUSE GAS (GHG) EMISSION REDUCTION ...................................21 <br />�� �� CAPITAL COST_......_ ...... _._..... ... ....... ..... ...... ...... ................... ....�2 <br />� �,'l, Ice Arena I Banquet Hall ..................................................................................22 <br />3L� �_ RECOMMENDATIONS AND CONCLUSION� .... .. .. ..... ............... �7 <br />�� .�_'L_ The Ice Arena / Banquet Hall ...........................................................................27 <br />�� �F.�. City Hall I Public Safety �3uiidinc�. ....... ..... ......... �7 <br />33 9.3. Other Campus Buildings ..................................................................................28 <br />3� CLOSURE .................................................................................................................... 30 <br />Geo-Xergy Systems i€ <br />