Showing posts with label Materials. Show all posts
Showing posts with label Materials. Show all posts

Awesome Hidden Lair Tucked Under Mounds of Green Grass

Saturday, August 14, 2010

Awesome Hidden Lair Tucked Under Mounds of Green Grass

The estate is actually quite spacious and consists of nine houses – three 3 bedroom, a 4 bedroom, a 5 bedroom, three 6 bedroom and one 7 bedroom – clustered around a lake. In order to maximize daylighting, the areas which would be used most during the day are situated towards the south, and the nighttime areas towards the north. Bathrooms and stairs to the basement sit between the two and all of the bathrooms get natural light via skylights.
While the basement and parking lot (yes there is a subterranean parking lot) were built using conventional methods, the entire ground floor was constructed using the typical earth home sprayed concrete technique. The house also makes use of recycled glass and is topped with a protective green roof which can be used to grow grass or even edible plants.

 

Shipping Container Pavilion Springs up in San Francisco Presidio

Shipping Container Pavilion Springs up in San Francisco Presidio

AIACC, architecture awards, AIA, design awards, FOR/SITE, 
Ogrydziak/Prillinger Architects, Presidio Habitats, shipping containers
Here on Inhabitat we’ve brought you shipping containers arranged as homes, schools, observatories, and stacks of glory. While you may say you’ve seen every arrangement there is to be had, we say you need to check out this container trifecta by Ogrydziak/Prillinger Architects! Besides boasting the usual specs incorporating recycled materials, this award-winning angular building comes complete with a collection of art-homes made just for the local flora and fauna. An incredible forward-thinking exhibition pavilion built for Presidio Habitats in San Francisco, this design has just received a 2010 Design Award from the American Institute of Architects, California Council (AIACC). Read ahead to learn more about this site-specific project and the local wildlife it supports.
AIACC, architecture awards, AIA, design awards, FOR/SITE, 
Ogrydziak/Prillinger Architects, Presidio Habitats, shipping containers
The Presidio is an army-base turned national park located within the San Francisco city limits. The park hosts a thriving, and in some cases, endangered collection of native flora and fauna. The For-Site Foundation invited a series of artists into the park to create installations that would be able to host its native neighbors. Design challenges included creating a race challenge for the elusive Black-tailed Jackrabbit, a series of ceramic nests for the Western Screech Owl, and a few bright yellow perches for humans from which they could view the Great Blue Heron. But these were only some of the proposed projects for Presidio Habitats, and the overall exhibition pavilion displays a number of other ideas from well known eco-designers such as Amy Franceschini to Michelle Kaufmann.
The site itself is aligned along the northern San Francisco coast framing a view of the Golden Gate Bridge and catching the maximum amount of natural light. The deck, flooring and outdoor seating have been made from surplus Presidio Cypress, harvested onsite through a reforestation program. The entire structure was built off-site and put into place with a crane to reduce impact . Visitors can watch exhibition videos and learn a little bit more about their native neighbors until 2011, when the exhibition closes.

 

New Rollable Solar Panels Make Roof Installations a Snap!

New Rollable Solar Panels Make Roof Installations a Snap!

solar thin film, roll on solar panels, solar power, green power, 
solar electric thin film, CIGS cells, renewable energy, green power
We cover a lot of solar panel technologies here at Inhabitat — some are pie in the sky, some are a few years down the road and some are exciting products that are actually available today. SoloPower’s new flexible rolling solar panels are in the latter group, and they stand to significantly reduce production and installation costs. With a notable 11% efficiency, the easily-installed thin-film panels may be able to give traditional silicon panels a run for the money.
We can’t wait to see what architects can do with lightweight, bendable solar panels. Rather than using expensive glass and aluminum frames, these units can be literally rolled directly onto metal or flat roofs — thus saving money in materials, time and the extra engineering and upgrades a traditional rack would take. The panels use a Copper-Indium-Gallium-Selenide (CIGS) process that can produce very long panels but does not require a clean room. The cells are mounted on a flexible foil, and pig tail connectors at the end plug into on another to expedite the installation.

 

World’s First Molten Salt Solar Plant Produces Power at Night


World’s First Molten Salt Solar Plant Produces Power at Night

sustainable design, green design, molten salt solar plant, sicily,
 italy, renewable energy, clean tech,k concentrated solar plant
Sicily has just announced the opening of the world’s first concentrated solar power (CSP) facility that uses molten salt as a heat collection medium. Since molten salt is able to reach very high temperatures (over 1000 degrees Fahrenheit) and can hold more heat than the synthetic oil used in other CSP plants, the plant is able to continue to produce electricity even after the sun has gone down.
While photovoltaic solar panels work by directly producing electricity from sunlight, CSP plants use mirrors to concentrate sunlight and produce high temperatures in order to drive a turbine to generate electricity. CSP plants have been in existence for many years, but the Archimede plant is the first instance of a facility that uses molten salt as the collection medium.
Heat from the molten salt is used to boil water and drive the turbines, just like other fossil fuel plants. CSP plants use the same kind of steam turbines as typical fossil fueled power plants. This makes it possible to supplement existing power plants with CSP or even to retrofit plants to change over to clean energy producing technology. Some existing CSP plants have used molten salt storage in order to extend their operation, but the collectors have relied on oil as the heat collection medium. This has necessitated two heat transfer systems (one for oil-to-molten-salt, and the other for molten-salt-to-steam) which increases the complexity and decreases the efficiency of the system. The salts used in the system are also environmentally benign, unlike the synthetic oils used in other CSP systems.

sustainable design, green design, molten salt solar plant, sicily,
 italy, renewable energy, clean tech,k concentrated solar plant
Since molten salts solidify at around 425 degrees F, the system needs to maintain sufficient heat to keep from seizing up during periods of reduced sunlight. The receiver tubes in the Archimede facility are designed to maximize energy collection and minimize emissions with a vacuum casing that enables the system to work at very high temperatures required with molten salts. By using the higher temperatures of molten salts, instead of oil, which has been used in other CSP plants until this point, the plant is able to maintain capacity well after the sun sets, allowing it to continue generating power through the night.
The Archimede plant has a capacity of 5 megawatts with a field of 30,000 square meters of mirrors and more than 3 miles of heat collecting piping for the molten salt. The cost for this initial plant was around 60 million Euros.


White Roofs Could Save U.S. (Much Needed) $735 Million per Year

White Roofs Could Save U.S. (Much Needed) $735 Million per Year

 
secretary of energy steven chu, white roofs, do white roofs save 
energy, white roofing, energy saving roofing, insulated roofing, 
reflective roofing, does reflective roofing save energy
Since being appointed as the Secretary of Energy, Dr. Steven Chu has been talking all about the benefits of white roofs. Now he’s going to put his own department where his mouth is by mandating that all new roofs on Energy Department buildings be either white or reflective. In his statement this week he noted the cooling effect that white roofs have on buildings — especially air-conditioned ones — as well as their ability to drastically lower energy costs – $735 million per year to be exact, if 85% of all air-conditioned buildings in the US had white roofs. With all the crises that have been going down lately, we could really use that moolah!!!
Dr. Chu has been touting white roofs for a while now. In 2009, he talked to The Daily Show’s Jon Stewart about their benefits. “When you’re thinking of putting on a new roof, make it white,” Dr. Chu said. “It costs no more to make it white than to make it black,” he added. It won’t cost any more to make your new roof white rather than the usual gray or black – and did we mention that it could save us a TON of money?
Cool roofs are one of the quickest and lowest cost ways we can reduce our global carbon emissions and begin the hard work of slowing climate change,” Dr. Chu said in a statement about his new mandate. White roofs could also drastically reduce what is known as the “heat island effect.” It is a phenomenon caused by all of the dark heat absorbing surfaces in urban areas. A study by the Lawrence Berkeley Laboratory’s Heat Island Group showed that increasing the reflectivity of road and roof surfaces in urban areas with populations over 1 million would reduce carbon dioxide emissions 1.2 gigatons of carbon dioxide annually. That’s the equivalent of taking 300 million cars off the road.

Shipping Container Housing/ Building

Prefab Housing Pyramid Puts Students in a (Container) Box

by Jorge Chapa
green design, shipping container housing, shipping container prefab, shipping container architecture, student container housing, sustainable design, eco design, container housing, student housing, green architecture, green container housing, sustainable housing, eco housing, green design, green architecture, eco architecture
From its modular modern design to its shipping container components, Olgga’s student housing complex struck us as a pitch perfect project for prefab friday. The French architecture firm designed the complex to be constructed from 100 repurposed shipping containers. Talk about putting your students in a box!
green design, shipping container housing, shipping container prefab, shipping container architecture, student container housing, sustainable design, eco design, container housing, student housing, green architecture, green container housing, sustainable housing, eco housing, green design, green architecture, eco architecture
The project was developed for a contest promoted by the Centre régional des œuvres universitaires et scolaires (CROUS) of Haute Normandie (an administrator of student assistance in France. The contest challenged architects to explore creative designs for student housing complexes that utilize shipping containers, with the aim of creating the first such structure in the country.
Olgga came in second place with their design, which comprises 2,900 square meters and would cost around 4.5 million euros. Each container is a room for one student, complete with a study area, bathroom, and living room. For more amazing shipping container abodes, check out Flavorwire’s assortment here.
+ Olgga Architects

IBM Creates Plant-Based, Highly Recyclable Plastics

IBM Creates Plant-Based, Highly Recyclable Plastics

by Brit Liggett and Sarah Parsons
green plastic, new plastic, organic polymer, organocatalyst, metal catalyst, stanford university, IBM, recycleable plastic, PET
IBM researchers announced yesterday that they discovered a method of creating highly recyclable plastics from one of the most eco-friendly materials around – plants. Not only are the material’s components greener than traditional petroleum-based products, the production process uses significantly less energy.
green plastic, new plastic, organic polymer, organocatalyst, metal catalyst, stanford university, IBM, recycleable plastic, PET
IBM scientists used organic catalysts – catalysts made from organic compounds instead of metals to create plastic polymers that are functional through many rounds of recycling. Traditional plastics can generally be recycled once before the metal in the polymer starts to degrade and it must be sent to the landfill. The new compounds can be up-cycled and down-cycled into many different types of plastics. A plastic bottle can have a new life as a car bumper. Previously it was difficult to remake polymer compounds that retain the strength of the original materials.
The scientists also have high hopes for the use of the new eco-plastics in medicinal applications. Many encapsulated drugs are currently highly toxic because of the metal in the plastics involved. The new organocatalysts plastics could be used to deliver directed cancer therapy drugs safely because the polymers will safely degrade and deliver medicine on site in the body. In addition to all of this great news, researchers said that the new catalysts are, “dirt cheap.”
 

Papercrete

Friday, May 7, 2010


I would especially like to continue to share this information with my architect/builder/artist/other friends as well as my good friend, Bob Gregory of Texas Disposal Systems (TDS), in that Bob could possibly turn this into a viable reuse product through TDS ingenuity.
This product can be used along with traditional construction and other innovative product use for schools, governmental buildings and commercial applications in addition to residential and art creations.
Prior to being sealed, papercrete can be carved into almost any shape opening up interesting architectural/art possibilities.
There is an organic bed and breakfast, Eve's Garden, in Eve’s Garden located in the beautiful high mountain desert of West Texas, in Marathon that is built completely from papercrete. Check out Eve's garden at www.evesgarden.org 
Thanks for taking your time to read this, research it more if it interests you and feel free to pass it on.



PAPERCRETE

Current papercrete construction methods and papercrete research are covered in detail on this site. Papercrete construction involves using waste paper for affordable, sustainable housing.  In the United States, we discard enough paper each year to build a wall 48 feet high around the entire perimeter of the country. Even though about 45 percent of discarded paper is recycled annually, 55 percent or 48 million tons of paper is thrown away or goes into the landfills. Figuring conservatively, it takes about fifteen trees to make a ton of paper.

That means that 720 million trees are used once and then buried in a landfill each year. We are experimenting with ways to turn this prodigious amount of waste into low-cost, high-value sustainable housing.

Given the skyrocketing costs of building materials & construction, and the pressing need for homes, it is just a matter of time before papercrete will begin to  take its place as an acceptable and even desirable residential construction material.
   
 

  
The press is trailer-mounted and runs on a small gas engine. Blocks are ejected on their side and can be handled immediately. We are also working on a 5-yard mixer with dump
bed and pump, which will feed the press! Presses and mixers are still in development, but we expect to have hard information and pricing by March, 2010.
Below - Clyde T. Curry’s imaginative designs at Eve’s Garden.


Below - Tom Curry's vaulted papercrete cottage - Sunny Glen.


To the greatest degree possible, we obtain our information from first-hand observation, interviews with experts, experimentation, engineering research and actual construction. However, formulas and methods evolve and change as we learn more, and any material can be dangerous if mixed or installed improperly. Therefore, please read this 
Disclaimer.

3 mins (DSL or Cable only.)
51 secs(DSL or Cable only.)
  


 
 Above -The living room and dining room in Zach Rabon's boomerang-shaped 3200 sq. ft. papercrete home.
WHAT IS PAPERCRETE?
There are a number of ways to make construction material from paper. The generic term for the method described here is "papercrete". There are a number of variations of papercrete, such as fibrous concrete or fibercrete, fibrous cement, padobe and fidobe. See more about these variations under Mixes.
Barry J. Fuller tosses blocks to Lex Terry for stacking at the building site.
Papercrete is a tricky term. The name seems to imply a mix of paper and concrete, hence paper-crete. But more accurately, only the Portland cement part of concrete is used in the mix - if used at all. Arguably, it could have been called "paperment." Papercrete may be mixed in many ways. Different types of papercrete contain 50-80 percent waste paper! Up to now, there are no hard and fast rules, but recommended standards will undoubtedly be established in the future. The basic constituents are water and nearly any kind of paper. Cardboard, glossy magazine stock, advertising brochures, junk mail or just about any other type of  "mixed (lower) grade" paper is acceptable.  Some types of  paper work better than others, but all types work.. Newsprint is best. Waterproofed paper and cardboard, such as butcher paper, beer cartons, etc. are harder to break down in water. Catalogs, magazines and other publications are fine in and of themselves, but some have a stringy, rubbery, sticky spine, which is also water resistant. Breaking down this kind of material in the mixing process can't be done very well. Small fragments and strings of these materials are almost always present in the final mix. When using papercrete containing the unwanted material in a finish, such as in stucco or plaster, the unwanted fragments sometimes show up on the surface, but this is not a serious problem.
Papercrete can be sculpted into any shape and painted.
Practitioners simply flick out the offending pieces as they apply the finish.

Papercrete additives can be: Portland cement, sand, dirt, clay, glass, or even "fly ash" - an ash at one time freely emitted into the atmosphere - now at least partially captured from power plant smoke stacks. We are experimenting with powdered glass, rice hull ash, Styrofoam and other additives.
THE ENVIRONMENTAL BONUS
The environment sends papercrete Valentines. Using papercrete in construction:
  • Incentivizes the recycling of waste paper, especially in communities with no recycling services. Saves landfill space. Keeps paper processing & printing chemicals out of the water table. Saves trees and other construction resources, which would have been used in place of papercrete for walls and roof. Saves additional trees and other construction resources, which would have been used to "build out" or finish the interior and exterior of the structure. R-Value better than code - saves a significant amount of energy during  the lifetime of the structure. Provides new construction jobs.
  • Provides low-cost, sustainable housing.
Individuals and small contractors can get into papercrete.
There are no harmful by-products or excessive energy use in the production of papercrete. While it can be argued that Portland cement is not environmentally friendly, it is not used in all types of papercrete, and when it is, it represents a fairly small percentage of the cured material by volume. One of the most advantageous properties of papercrete is the way paper fibers hold Portland cement - or perhaps the way Portland cement adheres to paper fibers. When the water added to the paper and Portland cement drains from the mix, it comes out almost completely clear. There is no messy and eco-unfriendly cement sediment left on the ground, running into waterways, etc. Papercrete can be produced using solar energy. The only power needed is for mixing - and pumping water. Its R-Value is rated between 2.0 and 3.0 per inch. Since walls in a one or two-story house will be 12-16 inches thick, the long-term energy savings of building with papercrete will be a bonanza for the homeowner and the environment.
THE JOB BONUS
There will be a positive impact on employment in areas producing papercrete. Homes and other buildings of up to 3300 sq. ft. have been built with papercrete for about $25/sq.ft. That doesn't include labor, but even when labor is factored in, papercrete homes can be built, with all the conveniences, for twenty to thirty percent less than conventional housing. The preparation and installation of papercrete does not require significant outlays of capital or a great deal of additional training. Individuals and new or existing small construction enterprises can add papercrete to their businesses for very little extra money or time. Papercrete batch plants, for building entire sub-developments, are in the prototype stages now and will be available soon. These operations will cost more, but still be within reach for the small sub-contractor.

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