With the rise of the popularity of sustainability, the
discourse on energy saving tends to center around innovation and contemporary
design. However, let me break the news to you, the world’s most advanced
energy-saving ideas are asleep inside our oldest structures. Yes, you heard
that right! The old constructions are not only historic and architecturally
distinct, their construction is full of potential advanced energy-saving
concepts.
In this article we will try to find out what kind of lessons
these pearls of architecture might give and tell the stories that might change
the way you look at the world.
The Charm of Old Buildings
As we move on to the energy saving ideas that have been
derived from old buildings let us first admire the beauty in these buildings.
The famous architect who rated and designed what is known today as organic
architecture was called Frank Lloyd Wright, he had it to heart that structures
must harmonize with nature. His designs such as the falling water show how
natural light and bodies can be infuse in architecture to house and at the same
time be socially responsible.
This is partly because old structures were erected using
techniques that ensured they had thick walls, high ceilings and large windows.
Many of these architectural elements were not only ornamental, but rather
response to the demands of those days. For example, the thick stone walls
modern buildings, especially the medieval castles, kept away moisture and cold,
therefore, the large wall windows brought in plenty of light ensuring that
ubiquitously artificial lighting was almost unheard of.
The Historical Context
In order to enjoy the potential of old buildings in energy
saving to the greatest extent, we have to know something about their
construction background. Most buildings were constructed during a period when
little consideration was given to the availability of energy and the human
requirement to live in well insulated structures that require little in the way
of heating and cooling.
For instance, there is the Taj Mahal. Dating from the 17th century, this architectural master piece had many towers with stoke spaces planned in such a way that fresh air could circulate - cooling the rooms despite the Indian climate. They incorporated features such as reflective pools and inclusive use of windows for the natural flow of air and lighting and this was long before anyone ever discussed climatically responsive architecture.
Passive Design: Lessons from the Past
Probably one of the most important ideas that can be
obtained from existing old constructed buildings is the ideas of passive
design. This strategy targets on optimizing natural control of indoor
environment by enhancing thermal comfort without over – relying on mechanical
controls.
Natural Ventilation
- It
is possible to have a look at the Alhambra in Spain, which is the palace
and the fortress there. It also harnesses time tested techniques in
natural ventilations as a part of its design features. This challenges the
notion that homes should be built with expansive roofs designed to provide
shade during the hottest times of the year owing to its numerous open
space within studied building through the interconnection of patios and
water fountains to make the environment cooler during the summer.
Contemporary architects have now
begun to rediscover these principles and have gone ahead to construct
structures in which cross flow ventilation and thermal energy stores are used
to moderate climate within the structures. From the positioning of windows and
utilization of construction material that has the capacity to be able to store
heat and release heat they are able to design an environment that would not
need much power to heat or cool.
Daylighting
- There
is a lot of interest in daylighting in old structures as well, Many
designers of the early Americas, like the architect of Monticello, Thomas
Jefferson, knew the valuer of light. He even design Monticello with the
large window and systematically skylight so that they can light the indoor
space by natural light.
Today, architects are employing
similar tactics, they use hi-tech glazing and light shelves to improve on the
use of natural light in the contemporary structures. This has not only the
advantage of putting less dependency on other power sources such as artificial
light but it also provides improved environment for the occupant to work
effectively.
Thermal Mass
- This
was well utilized by most old buildings through the use of thermal mass.
Mass are elements of constructions which can act like thermal batteries, for example, stone, brick or concrete walls can store heat during the day
and release it during the night. This notion has been clearly exemplified
by the large concrete dome of the Pantheon in Rome.
Current architects are now
including thermal mass in their designs, using materials which can conger and
disperse heat. It not only saves energy but also tends to make a better indoor
climate control known to it.
The Role of Materials
Old structures make use of locally available construction
materials, these did not require transport hence having low emission factor and
improved energy efficiency of the structure. For instance, one can look as the
Roman Pantheon built approximately two thousand years ago and that structure is
still standing to this date. Its dome is of concrete, therefore, it shows the
endurance and the thermal characteristics of the existing building materials.
Sustainable Materials
- Recent times has seen the usage of sustainable material in construction gaining popularity again. Today’s architects are returning to the basics that have a positive impact on the environment by using recycled or residual timber, scrap metal, and source natural stones to design structures that take less energy to be lit and heated. It is possible to bring down the carbon foot print of new constructions while paying respect to the crafted glory of old structures if appropriate material is chosen.
The Importance of Local Sourcing
- Local purchasing benefits the economy as well as reduces the negative effects of transportation of raw materials long distances. Shaker societies in the United States of America were famous for simplicity and functionality of their architecture of constructions where local construction materials were used. This approach not only helped to cut down on energy usage but also to help people to feel a part of the community as well as feeling connected to the land.
Retrofitting: Breathing New Life into Old Structures
Because of this, modernization of existing structures
especially the traditional and old buildings has now gained popularity towards
the future. This process is about retrofitting existing structures with the
latest energy-saving technologies while at the same time bearing in mind the
historical value of each structure.
Case Study: The Empire State Building
- The
Empire State Building in New York City is one of the first and best
examples how older buildings can be successfully retrofitted. It is an
energy-guzzling monument that became an object of ridicule, today it is
one of the exemplars of energy efficiency, as several years ago the
management decided to go through a drastic renovation of the building, energy-saving windows were installed, heating and cooling were updated,
and an energy management system was integrated into the facility.
The results were astounding!
Energy use plunged by 38% making huge slashes in energy costs and thereby the
facility carbon footprints. The purpose of this project is to show how we can
renovate existing buildings to improve their sustainability, all while
preserving their original architectonic design.
The Challenges of Retrofitting
- That
is why, just as effective as retrofitting can be, this process also has a
number of difficulties. However, some of the important considerations
include the need to retain the historic character of the building and its
structure and at the same time adapt the use of the contemporary
technology in the construction venture. Such involve a lot of planning and
coordination from architects, engineers and consultants with focus on
preservation of the building.
Another complexity arises from
the fact that every building has his own or her energy use profile. Old
structures very much differ from the new ones in some aspects and therefore
need unique approaches. For instance, large window may need high-performance
glazing solution that would allow little heat transfer whereas thick walls may
need efficient insulation systems.
The Power of Community Engagement
Historic structures can have historical and architectural
meanings for people. They are not just buildings, they are pride and honor of
communities and individuals. Involvement of the community in the preservation
and retrofitting of these structures will promote use of sustainable energy and
climate change measures that are appropriate to that community.
The Role of Local Governments
- Local governments bear an important responsibility in this process. This way they may motivate people to make changes towards using energy-efficient products and support schemes which are initiated by the community. For example, San Francisco City offers a Building Retrofit Ordinance, under which it offers financial incentives and engineering support to the building owners who commit to adopt energy efficiency retrofits.
Community-Led Initiatives
- There are some commonly known dynamics of community-led initiatives that may also facilitate innovation in retrofits with energy efficiency objectives. For instance, the Greenwich Village Historic District in New York City has adopted its sustainable plan involving historic structure energy efficiency improvements. In this case, the efforts of this community not only endeavoured to cut down the use of energy but also has ensured the retention of the identity of this area.
The Future of Energy Efficiency
Looking Towards the Future it is quite evident that old
buildings will remain relevant in the society and in ourSearch for energy
efficiency. The integration of these histories, training and technologies
offers the best chance to construct durable and energy efficient buildings that
do not erase history and architecture.The Potential of AI and Machine Learning
- Another area which seems to have significant potential is the integration of AI and machine learning into building management systems. These technologies can help to reduce energy consumption even lower of the optimum deep level through patterns analysis of energy usage and buildings performance characteristics.
The Importance of Education and Training
- Mainly promotion of education and training will also remain critical in the future of energy efficiency. From the recent trends it becomes evident that new generation architects, engineers and construction workers will have to adopt skills that would enable them to construct energy efficient buildings.
Conclusion
Surely, old constructions are not simply constructions that
have become outdated, but repositories of ideas for innovative energy
conservation. If we are willing to learn from passive design, use sustainable
materials, and involve the community, we will have a better future, for future
generations.
As we go to the future it is required that we always look to the past and inculcate latest technology and ideas that can be used in the enhancement of energy performance. Therefore it will be possible to build the high rise building which not only is energy efficient but also retain our cultural values while at the same time embrace the future of energy saving structures.
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