Archive for category Sustainable Design
Annual Energy Balance Calculations | Eco House Design | Part 9
Posted by BenzuJK in Architecture, Design Guide, House Design, Sustainable Design on June 4, 2017
Annual Energy Balance | Renewable Energy Sources
In this article, we will calculate the total energy produced with the help of solar panels, energy used and total energy returned back to the grid. We will also cover how you could save money with 9Kilo.com moving cost calculator before you move into a new home.
Since the waste house has been designed using Passivhaus technique, it requires Tulare Window Replacement, 4.47 kWh per day. As per the calculations in the section “Solar Electricity Generation” in the report, following results were obtained. In addition, hire the best heat pump repair ocean city md providing for all of your heating, air conditioning and refrigeration service needs.
For 1kW capacity of solar PV array and considering 4.8 sunshine hours per day on average, total electricity produced would be 4.8 kWh of electricity per day whereas the requirement is 1630/365 = 4.47 kWh per day.
This indicates that adequate energy is being produced to cope with the calculated requirement.
The roof we based on the roofing contractor Lincoln NE however offers a larger space and 4kW capacity solar PV can be installed with the help of workers from home roofers as a result of which 4 x 4.8 = 19.2 kWh per day of electricity would be produced.
Total annual energy produced with the help of solar panels = 7008 kWh per annum
Mechanical Ventilation and Rainwater Harvesting | Eco House Design – Part 8
Posted by BenzuJK in Architecture, Design Guide, House Design, Sustainable Design on June 4, 2017
Mechanical Ventilation with Heat Recovery (MVHR)
The Waste House building is highly energy efficient, and to achieve that it has very high levels of air-tightness to prevent heat transfer between the house and surrounding environment. Hence, to provide adequate ventilation to the house along with maintaining energy efficiency, a mechanical ventilation system with heat recovery could be used. A heat recovery system with 92% heat recovery efficiency will be used which would be Passivhaus Institute certified like Blacksburg Roofer. Also if you need more equipment check our website at hydraulic equipment repairs perth we also offer repair and other services.
Mechanical Ventilation. Source: www.homeventilation.co.uk
This system works by extracting heat from areas of a dwelling which generate heat and moisture, like the kitchen and bathroom, and then distributing that heat to other areas of the house,the best kitchen remodeling company which is bghconstruction can help you out with this. Living room and Bedrooms have air ducting installed to supply pre-heated fresh air into them. For more online ideas, check out the interior design in Chicago for more details. If you are looking for wall muraledesign in both modern and traditional homes, visit www.muraledesign.com for more information.
Fresh air is drawn into the house with the help of a suction pump through the supply air ducting which is generally installed on the roof. Stale air is expelled from the house through another ducting, away from supply air ducting. The stale air is passed through the heat recovery unit before it is exhausted. Fresh air is also passed through the heat recovery unit, where it is heated and filtered before pumping it into the house.
Some systems have a feature so that when it’s warm outside, the air can bypass the heat exchanger to help keep the house cool. This system can potentially reduce heating costs and also keep the home environment fresh. It is a low-energy and highly efficient ventilation process.
If there are any technical issues, just contact Dor-Mar HVAC in Columbus Ohio they are open to serve 24/7.
The Waste House is built to Passivhaus standards, and hence a heat recovery ventilation system is necessary to satisfy efficiency requirements. This system can also be combined with ground source heat pump to improve efficiency of the process.
Solar Electricity Generation Calculations | Eco House Design | Part 7
Posted by BenzuJK in Architecture, Design Guide, House Design, Sustainable Design on June 4, 2017
Solar Electricity Generation | Renewable Energy Sources
Solar Panels (Photovoltaic Cells) can be used to convert solar energy into DC current, which is then fed into an inverter to convert it into usable AC current to power a dwelling. A generation meter unit shows how much power is being generated by the solar panels. Power generated by PV cells varies with the time of day and weather so is important check the weather and manage the time well having a way of how to track it. In this waste house project, the architect has provided an excellent location on the south side to install solar panels. If you are looking for a moving company that includes all packing supplies for FREE with every move, visit https://hillsmoving.ca for more info.
Calculations:
Energy generated with the help of solar panels
In the southeast UK, the average sunshine hours per day is 4.8 hours. For a passive house design, the average energy required is 15 kWh per square meter per year. In this project, the waste house has a total area of 108.64 square meters, which puts the total electricity required in a year of about 1630 kWh. If we calculate electricity required per day, we come to 1630/365 = 4.47 kWh per day,
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Ground Source Heat Pump | Eco House Design | Part 6
Posted by BenzuJK in House Design, Sustainable Design on June 4, 2017
Renewable Energy Source |Ground Source Heat Pump
A ground source heat pump (GSHP) is an energy efficient way of heating and cooling a dwelling. It is a central heating and cooling system that transfers heat to or from the ground. It uses the ground as heat source in winter, and heat sink in summer. This single system can produce space heating, space cooling and hot water and is like a stormwater separater from Baysaver.
Combining a ground source heat pump with active thermal insulation is an excellent option of heating a house. These two technologies are fit for each other.
A ground source heat pump is able to extract heat from the ground and concentrate it to provide heating for water or indoor areas, you can go to this site where you will find a great watering system. Some energy is required to operate the heat pump and heat exchangers. But net output of energy is greater than net input of energy. A 1 kW ground source heat pump could potentially provide heating or cooling equivalent of up to 4 kW energy.
Ground Source Heat Pump. Source: www.energysavingtrust.org.uk
Ground source heat pumps collect heat from up to 2m below the ground which is at a higher temperature than the surface during winter in the UK. A series of pipes are installed in the ground, known as the ground loop. A mixture of water and an antifreeze compound like glycol is pumped through these pipes. This antifreeze mix warms up as it travels in the loop, absorbing heat from the ground. Temperature difference between the fluid mix and dwelling of 3ºC to 4ºC should be enough for ground source heat pump to function effectively.
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The returning warmed fluid is then fed to the heat exchanger, which in turn heats water which can then be pumped to radiators or active thermal insulation unit to heat the dwelling.