Indoor/outdoor stadium system for energy use reduction

A passive indoor/outdoor stadium structure configured to reduce energy demands from a stadium of which the stadium structure forms, the passive indoor/outdoor stadium structure comprising:

• a moveable roofing system for covering an interior space of the stadium, the system comprising:
• a fixed half-dome roof fixed to and supported by a first support structure;
• a rotatable half dome roof rotatable about and supported by a second support structure, the second support structure being concentric to the first support structure, the rotatable half dome roof rotatable about the second support structure, the fixed half dome roof and the revolving half dome roof both comprising:
• an outer geodesic dome having a plurality of cascading tents for reflecting thermal energy from the sun while allowing natural light and ventilation to permeate the outer geodesic dome;
• an outer geodesic frame supporting the plurality of cascading tents;
• a geodesic truss connected to a stadium wall support, the geodesic truss supporting the outer geodesic frame;
• and
• an inner geodesic dome supported by the geodesic truss, the inner geodesic dome having a plurality of ethylene tetrafluoroethylene membranes supported by framework of the geodesic truss;
• a micro-climate cooling system for cooling the indoor/outdoor stadium, the system comprising:
• a tiered seating constructed of concrete having a thermal inertia for maintaining temperature around the tiered seating;
• a raised concrete barrier opposing the tiered seating;
• a first wall perpendicular to the tiered seating extending between at least a portion of the tiered seating and the raised concrete barrier;
• a second wall perpendicular to the tiered seating extending between at least a portion of the tiered seating and the raised concrete barrier;
• and
• a plurality of air handling units, the plurality of air handling units supplying cooling air to the tiered seating;
• wherein the first wall and the second wall funnel the cooling air so that the cooling air flows from the tiered seating down to the field creating a cooled microclimate around the tiered seating and the field;
• and
• a plurality of external concrete walls having a thermal inertia for maintaining temperature within the interior of the stadium.

An indoor/outdoor stadium having a zero carbon footprint, the stadium comprising:

• a retractable roof, the retractable roof comprising:
• a fixed half dome root and
• a retractable half dome roof, the retractable half dome roof sharing a center point with the fixed half dome roof, wherein the retractable half dome roof revolves about the center point to retract beneath the fixed half dome roof;
• and
• a micro-climate cooling system, the micro-climate cooling system delivers focused cooling air to an area surrounding a stadium seating and a playing field;
• and
• a solar farm connected to the stadium, the solar farm providing power to the micro-climate cooling system.

A sustainable energy stadium infrastructure having a zero carbon footprint, the infrastructure comprising:

• a passive stadium structure configured to reduce energy demands from the infrastructure, the passive stadium structure comprising:
• a fixed half-dome roof supported by a first support structure, the fixed half dome roof comprising:
• an outer layer clad with a plurality of shading tents comprising a plurality of triangular shading panels;
• an inner layer clad with a plurality of triangular ethylene tetrafluoroethylene panels;
• and
• a plurality of bracing elements connecting the outer layer to the inner layer, the plurality of bracing elements offsetting the outer layer from the inner layer to permit airflow between the outer layer and the inner layer;
• and
• a rotatable half dome roof rotatable about and supported by a second support structure, the second support structure being concentric to the first support structure, the rotatable half dome roof comprising:
• an outer layer clad with a plurality of shading tents comprising a plurality of triangular shading panels;
• an inner layer clad with a plurality of triangular ethylene tetrafluoroethylene panels;
• a plurality of bracing elements connecting the outer layer to the inner layer, the plurality of bracing elements offsetting the outer layer from the inner layer permit airflow between the outer layer and the inner layer;
• and
• a natural grass pitch surrounded by the passive stadium structure, the revolving roof configured to open and provide natural ultraviolet photosynthesis to the natural grass pitch;
• a plurality of air handling units configured to provide a cooling microclimate to a portion of the stadium structure, the portion of the stadium structure including spaces occupied by spectators and players;
• a zero-carbon energy infrastructure, the zero-carbon energy infrastructure comprising:
• a solar farm connected to a public power grid and a stadium power control subsystem, the solar farm configured to harness sufficient energy from the sun to provide lighting, heating, and power to offset energy used by the stadium structure, the solar farm comprising:
• a plurality of photovoltaic panels;
• a plurality of solar heat collectors adjacent the plurality of photovoltaic panels, the solar heat collectors having a plurality of motorized mirrors that track the sun to focus a thermal energy from the sun onto a plurality of collecting tubes to heat water circulating in the plurality of collecting tubes;
• a heat storage tank to store the heated water;
• an absorption chiller, the absorption chiller converts energy from the heated water into a cooling water;
• and
• a eutectic storage tank to store coolth beneath the stadium, the eutectic tank to supply coolth to the plurality of air handling units for distribution.