What is ondol system?
Ondol is a heating system hidden beneath the floor. In its traditional form, the ondol utilizes direct heat transferred from wood smoke to the underside of a thick masonry floor. In modern times, the term ondol refers to any type of under-floor heating in Korean housing.
What are ondol floors made of?
The heated floor, supported by stone piers or baffles to distribute the smoke, is covered by stone slabs, clay and an impervious layer such as oiled paper.
What is ondol in Korea?
Ondol (온돌;溫突), also known as goodle (구들) or banggoodle (방구들), is an underfloor heating system that has kept traditional houses in Korea warm for thousands of years. The original ondol was energy efficient as they usually re-used the heat from fireplaces (agungi) in traditional Korean kitchens.
How does ondol heating work?
The principle of ondol simultaneously utilizes the conduction, radiation and convection of heat. Heat is conducted through the stones attached to the floor, and then radiates throughout the entire floor. In other words, a warm temperature is maintained through the convection of air.
What are ondol and maru and how are they used in a hanok?
Ondol is an underfloor heating system that originated in homes in northern regions with a continental climate, while the maru is a structure for cooling that originated in homes in southern regions with an oceanic climate.
Do Korean homes have heated floors?
Traditional Korean Floor Heating System – Ondol Korean houses are heated by an underfloor heating system because most Koreans lived on the room floor without tables and chairs.
How many rooms are in a hanok?
Both a huge, 99-room tile-roofed house and a small, three-room thatch or oak bark-roofed mud hut are counted as hanok (traditional Korean house).
What is ondol?
The Korean traditional heating system “ONDOL” Ondol is a heating system hidden beneath the floor. In its traditional form, the ondol utilizes direct heat transferred from wood smoke to the underside of a thick masonry floor.
Where are ondol-based apartments built?
Dongil Construction, a Korean construction company, built ondol-based apartments in Kazakhstan, where a significant Korean minority dwells, and in the United Kingdom in 2007. Another Korean company, Woolim, has built 2,566 ondol-equipped apartments in Almaty, Kazakhstan’s biggest city.
What are the benefits of ondol heating?
The ondol heating system created additional benefits for traditional houses. The gorae that ran under the house continuously channeling hot smoke made the environment under the houses inhabitable for rats and insects.
Do Architects use ondol in modern houses?
Many architects know the advantages and benefits of ondol, and they are using ondol in modern houses. Since the ondol has been introduced to many countries, it is beginning to be considered as one of the systems of home heating. Modern ondol are not same as the original version.