Page 26 - HUDCO-SHELTER-OCT21
P. 26

THEME PAPER


              and can create impacts on           The    basic   minimum          occupants.    Distributed
              our climate and  natural            required       standards        energy resources (DERs)
              environment    as   well   as       can    be   implemented         and distributed resource
              preserve natural resources          by    individuals    and        aggregators (DRAs) are
              and improve quality of life         institutions for achieving      other ways to mitigate
              altogether.  Practically  green     green development..             the decarbonization of
              buildings have the features of                                      the electric grid. This
              efficient use of energy, water   b)  Renewable       Energy:        can help in managing
              and other resources. It uses        For     more     rigorous       and    monitoring     the
              renewable energy sources            reductions in building          needs as well as reach
              like   solar  and    recycled       emissions, few carbon-          decarbonised       goals.
              materials in constructions. It      free renewable energy           Reliability, security, and
              is necessary to decarbonize         sources options could           affordability   are   the
              buildings  and reduce the           be Solar photovoltaic           parameters that citizens
              carbon footprint of buildings       panels,    Solar   water        look for if any alteration
              to meet global climate goals.       heating,          Electric      of the current electric grid
              And carbon-free technologies        storage,     Geothermal         they have. When these
              are the medium to achieve           cooling,   Solar   power        parameters are fulfilling,
              these  goals.  Some  of  the        plants,       Windmills,        the    transition    and
              carbon-free  technologies  can      Hydro,       Geothermal.        acceptance of new green
              be segregated into  Energy          Decarbonization  of the         technologies     become
              Efficiency, Renewable Energy        electric power grid is          positive. The seawater-
              and Carbon offset as follows:       one of the innovative           source natural refrigerant
                                                  techniques to reduce            heating pump is yet
              a)  Energy  Efficiency: To          the  carbon  emissions  in      another technology that
                   regulate   and   reduce        buildings as renewable          can make an impact on
                   the   consumption     of       electricity   generation        the increased greenhouse
                   energy,        efficiency      is    good     for    the       gas in the environment
                   matters. Passive design        environment. However,           as    the   development
                   measures    that   helps       some           challenges       of the national ocean
                   buildings   to   reduce        are that it gives rise          energy is quite useful.
                   the   consumption     of       to    grid    integration       The use of seawater heat
                   energy considering local       costs and new grid              pump (SWHP) systems is
                   codes and regulations          planning requirements.          considered to be a better
                   of         government/         Consequently, the system        choice than air-source
                   municipalities.    Some        is    intermittent   and        heat    pump     (ASHP)
                   examples     are    wall       unpredictable. However,         systems as the former is
                   and ceiling insulation,        decarbonisation of the          more efficient.
                   installation   of     an       power     electric   grid
                   Efficient HVAC system,         is a future end goal.       Cities can be the leaders of
                   double/triple   window         Once decarbonised, it       change to bring about the
                   pane, window size and          can    provide    needed    paradigm shift from high
                   position, natural lighting     flexibility in meeting      emission buildings to net zero
                   and evaporative cooling.       the needs of building       carbon buildings (ZCBs) and



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