Archive for Alternative Energy
Campus Square Building: Yesterday Meets Tomorrow
Posted by: | CommentsA careful integration of the historic facade, renewable energy, and stringent green building practices gave birth to The Campus Square Building in Midtown Harrisburg, Pa. Campus Square is a landmark mixed-use facility in the community and plans to become the first LEED® Gold Core and Shell Building in Harrisburg, Pa. This building is part of a major revitalization by the city which, in Midtown, has been spearheaded by GreenWorks Development. Their plan is to build/renovate over 1 million square feet within the 10 block radius of Midtown and do it all in an environmentally responsible manner.
Anchoring the Green Building Design was forty-six (46) geothermal wells (located under the footprint of the building) and a 220 Panel Solar PV System (42 kW) on the roof. The Energy Harvest Grant which will fund the Solar Equipment was the first stimulus dollars awarded in the state of Pa. In addition to the ground source heat pumps and solar PV system, here are some of the various green aspects of Campus Square Building: fly ash used in every yard of concrete, white roofing material, high efficiency glazing, completely automated building management system (Wireless ATC, Security, Lighting & Solar), regional materials, IAQ plan during construction, low VOC materials, high recycled content in the finishes, low flow water closets and waterless urinals.
From the early conceptual stages of the project, LEED was a priority. With the Architect (Ganflec Architects), Construction Manager (Wohlsen Construction) and an MEP Design Build Team all working closely together through budgeting and design to come up with the ultimate balance of cost, green aspects, efficiency and quality. The end result is a well thought out, socially and environmentally responsible project which will house the new Green Center of Central Pa and several other tenants. Hopefully the students of the new Green Center will be able to learn first hand from the green building aspects of Campus Square and assist in the continual growth of the industry.
LEEDBlogger.com guest author William Sutton was named Wohlsen Construction Companies‘ Green Liason in 2008 and works day to day as a Project Manager on their LEED and Green Building Projects. To date, he has worked on 6 LEED projects in various phases of construction and is working with several owners currently to determine and establish green building goals. William is on several green building committees throughout Central Pa and also volunteers at local schools and colleges to give informative talks about Green and LEED. Follow William on Twitter via @LEED_Resource.If you enjoyed this post, make sure you subscribe to my RSS feed!
Video Tour of New Biomass Plant at Middlebury College
Posted by: | CommentsThe following video is a brief tour of Middlebury College’s new biomass gasification plant, which opened in January of 2009, and provides a great look into how the operation works.
Constructed as part of Middlebury’s commitment to being carbon neutral by 2016, this $12MM facility will generate roughly 50% of the energy needed for the institution’s heating needs and meet about 20% of its electrical demand.
Officials estimate the payback for this project is 11 years.
Founded in 1800, Middlebury College is located in Middlebury, Vermont and has approximately 2,350 undergraduate students.
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Frito-Lay Plans LEED Certified Addition, Biomass Boiler in Topeka
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Frito-Lay has announced plans to expand their Topeka, KS facility with a 30,000 square foot addition that is targeting LEED Silver certification.
The warehouse building, to be built adjacent an existing manufacturing and distribution facility will, among other strategies employ daylighting, recycled-content materials, a high-efficiency lighting system, energy-saving motors and conveyors, and a construction waste management program to meet requirements.
In addition to expanding the current facility, the company plans to install a biomass boiler to heat the oil used in the manufacture of snack chips. The new boiler is forecasted to reduce the natural gas consumption of the factory by an impressive 85%.
The biomass used in the new system will be wood waste, primarily sourced from the a nearby city of Topeka yard materials recycling center.
Frito-Lay employs just over 800 people in the facility. To learn more about Frito-Lay’s environmental programs, visit www.FritoLay.com.
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Global Leaders Analyze Green Infrastructure Investments
Posted by: | CommentsThe world’s political, economic and business leaders released a report this week calling for $515 billion in annual investments into the broader development and establishment of a clean energy infrastructure worldwide. Leaders further encouraged the pursuit of aggressive energy efficiency programs to squeeze better performance out of legacy fuels in an effort that would reinforce the effectiveness of clean energy technologies.
“As the cost of clean energy technologies decreases and policy support is put in place, the shape of the eventual energy system is emerging. But the investment demand is substantial,” the report said. “Despite the recent turmoil, the world’s financial markets are up to the financing challenge, but they will need continued action from the world’s policy-makers and leading corporations.”
The report’s authors, Max von Bismarck and Anuradha Gurung from the World Economic Forum, and Chris Greenwood and Michael Liebreich from New Energy Finance, further assert that “enormous investment in energy infrastructure is required to address the twin threats of energy insecurity and climate change. In light of the global financial crisis, it is crucial that every dollar is made to ‘multi-task’ to create a sustainable low-carbon economy.”
The report identifies a series of eight specific clean-energy sectors that are expected to drive the emergence of this new infrastructure:
- onshore wind
- offshore wind
- solar photovoltaic
- solar thermal electricity generation
- municipal solar waste-to-energy
- sugar-based ethanol
- cellulosic and next generation biofuels
- geothermal power
Every year, business executives, economists, political leaders, global NGOs and various intellectuals gather in Davos, Switzerland at a cloister hosted by the Geneva-based World Economic Forum. Their goal: tackling issues that improve people’s lives. In the past, issues ranging from third-world health crises to trade relations with China and the developing world have carried the day. This year, even in the midst of unprecedented economic chaos – or perhaps in large part because of it – the World Economic Forum (in partnership with London-based New Energy Finance) has placed green infrastructure investment at the heart of its dialogue.
Indeed, the performance of investments in these types of technologies can already be seen. According to the report, clean energy investments increased from around $30 billion in 2004 to over $140 billion by 2008. The report shows that despite the economic disasters of 2008, an index of the world’s 90 leading clean energy companies had a five-year compounded annualized return of almost 10%.
Notable for real estate investors and developers – as well as for LEED professionals – the report echos claims made throughout our business, namely that “buildings can be even made energy positive, meaning they produce more energy than they consume” through the adaptation of technologies such as “integrated solar PV (roof, facade, window), chromic glass, heat-exchangers/pumps, smart devices, and smarter architectural building designs.” And, “in the residential sector, nearly 80% of the investment would be directed at just one area–installing more efficient heating and cooling systems in existing and new homes.”
The report also acknowledges that we need to start with the low-hanging fruit, where we can make immediate improvements to energy efficiency that create immediate energy savings and short-term payback on capital invested. Specifically, the report says that the importance of energy efficiency “cannot be underestimated,” citing a McKinsey Global Institute study that estimates growth in energy demand could be cut in half by 2030 simply through such means. The greatest number of global efficiency opportunities lies in the industrial sector (49%), followed by residential (23%), transportation (15%) and commercial (13%).
And whether you support increased governmental regulation or not, the report contends that the only way for a concerted, coordinated effort to succeed is if governments become involved on a variety of levels and for a long period of time, to ensure these new tools are used. “Policy-makers should enforce energy efficiency standards. Utilities and energy-intensive industries will respond to carbon prices and other price signals, but many individuals and businesses will simply not do so,” the report says. “As a result, there will always be a role for regulation to mandate certain changes in behavior, such as appliance efficiency and standby power limits, corporate average fuel economy (CAFE) standards and building codes.”
Finally, it’s worth noting that a direct connection can be drawn from this report to the recent economic stimulus package that was passed in the United States, in which some very significant sums of money were committed to the transformation of federal buildings into energy efficient, high-performance facilities. The report says, “With central, regional and local government accounting for 35% to 45% of economic activity in all of the world’s largest economies, public sector purchasing can be a powerful force. Clean energy use should be mandated in public procurement, which would create guaranteed markets for leading innovators in transport, heat and electricity.”
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Aeroturbines for Urban Application
Posted by: | CommentsOne of the biggest disadvantages of wind energy is the cost and difficulty to incorporate a traditional wind turbine system in an urban setting. Small building sites, height restrictions and dense development make it extremely challenging to incorporate a large, tall wind system into a project.
Aerotecture International has developed 1 KW and 1.8 KW areoturbines that are perfect for urban application. The 5′ x 10′ units are mounted directly to the building structure and can be mounted in a horizontal or vertical orientation. Basic requirements are minimal wind obstructions, an average site windspeed of 10 mph and a 40′ height at the installation point.
The catch is the cost, estimated to be $15,000 and $20,000, respectively, for the 1 KW and 1.8 KW models (not including delivery and install), and a windspeed requirement of 32 mph to hit their rated outputs. According to the manufacturer, costs ‘will dramatically decrease with the advent of mass production’.
Here’s a video of the product in action:
Any thoughts?
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