147 posts categorized "Energy Efficiency"

01/07/2013

When Will My Fridge Tweet Me?

Smartphone
Smart appliances will soon become a regular part of the household.

Smart appliances are evolving from sci-fi concept to retail offering this year, with new showroom models that can send a text message when your clothes are dry or notify you when a power outage knocks out your fridge.

At the Consumer Electronics Show in Las Vegas this week, appliance manufacturers Whirlpool and LG are unveiling new washers, dryers and refrigerators that connect with their owner's smartphones or tablets through home-based wi-fi networks, letting them know when to change filters, schedule maintenance or the cheapest time of day to wash a load of clothes.

"We’re not looking at having the fridge tweet to you, but it can send e-mails or SMS," said Warwick Stirling, Whirlpool global director of energy and sustainability. “We’re trying to focus on ways to make tasks easier and simpler, making processes more efficient rather than more gadget-y or gizmo-y.”

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Stirling said the devices will be available for sale in March under its "Sixth Sense Live" brand. Whirlpool’s new Bluetooth-capable CoolVox refrigerator lets consumers play music through the fridge using an app.

Meanwhile, Korean electronics giant LG is introducing a new line at CES that will let users control their washer, vacuum or range by voice command via smartphone, even offering the ability to check what kind of food is inside the refrigerator remotely.

This convenience comes at a price. A Whirlpool washer/dryer combo with smart connectivity costs $3,600, compared to under $1,000 for entry-level models. While appliance and electronics makers believe consumers will go for convenience over cost, some analysts are skeptical that the public is ready for tweeting fridges or remote controlled vacuums.

"From an appliance standpoint, they are getting there, but it’s still pretty early," said Neil Strother, a senior analyst at Boulder-based Pike Research.

He says there are several big obstacles to consumers jumping from smartphones to smart appliances. They are still 50 to 100 percent more costly that "non-smart" appliances and manufacturers still haven’t agreed on a common household communications platform that would help integrate stereo/TV/computer systems with kitchens and laundries, for example.

Last week, Microsoft purchased R2, a company that makes a Xbox-like controller that attempts to do just that.

But perhaps most importantly, Strother says, overall energy prices are predicted to remain stable or go down in the next few decades. That means a too-expensive, energy-miser appliance may not pay off over the long run (see electric cars).

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Despite a relative glut of inexpensive energy in the United States, some utilities are hoping new smart appliances will play a role in a bigger goal of reducing overall energy demand and the carbon footprint that accompanies it.

Ratepayers in Chicago, California, Texas and other parts of the country are already seeing electricity prices change hourly, meaning that a high-tech washer, for example, could clean clothes more cheaply at night than during the afternoon. Some utilities are developing smartphone apps to help ratepayers regulate their heating and cooling systems remotely as well.

"Everybody in the utility industry seems to be looking at more technology which will help the customer understand their energy use and modify it," said Ron Bilodeau, project manager at NV Energy in Nevada.

Retail analysts like Strother expect that smart appliances, such as the ones debuting at CES, will be purchased by high-end luxury consumers and tech geeks, the usual early adopters of technologically advanced consumer products.

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Even Whirlpool’s Warwick admits that he doesn't expect to be selling lots of these appliances until the per unit price comes down and there’s greater integration among the power utilities, appliance makers and consumers themselves.

"The connected appliance market will be small for now as all the manufacturers try to understand how to deliver it to the consumer," Stirling said. "We are moving from lots of concepts to real products. There will be lots of challenges with the connected home. But consumers do like it."

PhotoiStockPhoto

10/25/2012

The World's First Net-Zero Energy Stadium

Stadium

The London 2012 Olympic games were probably the most eco-friendly games yet. But Brazil, whose hosting 2016, could have the world's first net-zero energy stadium.

What's net-zero? According to the U.S. Department of Energy, it's one that consumes no energy and emits no carbon on an annual basis. Upgrades to the existing Estádio Nacional de Brasília will help it achieve that goal, but the modifications are in places few visitors will see: the roof.

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A ring of rooftop photovoltaic panels will collect energy to power the stadium. A photocatalytic membrane will collect air pollution and break down the chemicals to remove toxins from the air. These and other upgrades like rainwater collection for landscaping and plumbing will earn the stadium a LEED Platinum status.

The construction will cost over $400 million, but the returns from investing in this kind of renewable energy should even out in about 10 to 12 years. The stadium should be finished by the end of the year, two years ahead of its first major event, the 2014 World Cup.

via CoExist

Credit: Blue Ant




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IKEA Energy-Independent by 2020: DNews Nugget

Dnews-nuggets-278x225IKEA Energy-Independent by 2020: The Swedish-based furniture company -- the largest of its kind in the world -- has announced that it will be energy-independent by 2020. It's investing $1.95 billion toward that end and will use the money to install solar panels on all of its stores and warehouses, reduce overall energy use, invest in wind farms and grow enough trees to replace the wood used in its products.

In addition, by 2017 it will buy 10 million cubic meters of wood annually, half its total use, from such sources certified by the Forest Stewardship Council. via Phys.org

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09/20/2012

Shower Doubles as a Washing Machine

Washit

 

You do all you can to help the environment. You recycle, use compact fluorescent bulbs and even keep your home slightly balmier than you'd like on a hot summer day. The one thing that's really hard to tone down? The nice long shower at the end of a hard day. Four Industrial Design students from Turkey feel your pain, so they developed Washit.

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Washit is a shower and washing machine all in one. Two waters pumps, three different kinds of filters (carbon, organic and chemical), UV filters and a water heater make up this double-use appliance. Don't get weirded out, here's how it works: The shower stall takes gray water that collects at the bottom during a shower, filters it, puts it through a UV cleaning phase and then sends it to a water tank. When a user wants to do laundry, she can access the washing machine from outside of the stall and use the filtered water to clean her clothes.

The Washit is still in design mode, but it did win the IF Concept Design Award. After such a big win, the creators are now working on a usable prototype.

via DVICE

Credit: Ahmet Burak Aktas, Salih Berk Ilhan, Adem Onalan, Burak Soylemez




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09/10/2012

Solar Panels Light Up the NFL

Solarstadium

 

The next time you sit down to watch a NY Jets home game, take a minute during those overhead shots to look at the MetLife Stadium's ring of colorful lights. Those are solar panels, part of a renewable energy push from the NFL to make stadiums more energy efficient.

The 1,350 panels change colors from green to blue, depending on who is playing. The panels aren't just for looks, though. They generate 350,000 kilowatt hours of power, about 10 percent of what the stadium needs on a typical game day, and 25 times the electricity needed to power the LED lights that illuminate the stadium.

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According to National Geographic, the power sector-focused company NRG Energy is responsible for this effort and many other renewable energy projects in sports. This includes a solar canopy still under construction at the New England Patriots' sports complex called Patriot Place and the 8,000-panel project in the parking area of the Redskins' FedEx Field in Maryland.

David Crane, CEO of NRG Energy, told National Geographic that projects like these are a good way to bring attention to sustainable efforts and building fan's team pride. He said that he understood fans weren't going to football games to look at rooves, but that when they do see the panels “fans will look at them and say, ‘my team is doing the right thing.’ It’s really about raising awareness with the fan base.”

via National Geographic

Credit: NRG




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09/06/2012

Sun-Powered Oven Makes Salt Water Drinkable

Eliodomestico

What if getting clean, drinkable water to developing countries was as simple as using a resource they already have in abundance? Sunlight. Designer Gabriele Diamanti believes this simple idea is key to solving the world's water problem -- so much so, that's he created the Eliodomestico oven, which turns salt water into drinkable water.

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Diamanti explains the oven by saying it works like an "upside down coffee maker." A boiler is filled with salt water and left out in the sun. As the temperature rises, pressure increases in the sealed oven producing steam, which is forced down through a pipe. The lid of the oven collects this steam and condenses it into drinking water. This oven only uses heat from the sun and requires absolutely no electricity.

Diamanti wants the project to remain open-sourced, meaning that it will always be evolving because anyone, from designers to local communities, can modify or improve it.

While a finished product is still in development, the oven has earned a Core 77 Design award and accolades from others in the design industry. The hope is that the recognition will lead to funding and help move this project out of the development phases and into the homes of the families that need drinkable water most.

Check out the video below for a full description from Diamanti.

Credit: Humans Invent




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08/20/2012

One Green Thing Both Parties Agree On

Freewheelin

If there's one thing Democrats and Republicans can agree on it's pedal-powered buses, seriously!

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Humana, Inc. will provide 20 pedal-powered buses from Freewheelin for both parties National Conventions in Charlotte, N.C. and Tampa F.L., respectively, in the coming weeks.

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What is a pedal-powered bus? Think Fred Flintstone's car, but bigger and green. The buses can hold eight people, along with a driver, that will pedal along the special trails at the conferences as well as popular areas in both cities.

The idea behind this was to provide a fun, environmentally friendly, and healthy way for visitors to get around. Humana's Chairman and CEO Mike McCalister said in a press release, "Whether it's a pedal bus, bicycle, hand-cycle or unicycle, pedaling is good for the body, the mind and the environment."

The shaded vehicles are estimated to save one pound of carbon dioxide from being emitted into the air and burn between 140 to 380 calories per rider. Freewheelin first started as a bike-sharing initiative on the health insurance company's Louisville K.Y., campus in 2007, which was then replicated at the 2008 political conventions.

The Republican National Convention starts next week on Aug. 27-30 in Tampa, Florida. The Democrats meet up in Charlotte, North Carolina Sept. 2-6. If you're planning to attend and want to catch a ride, find a representative on site to register.

via Inhabitat

Credit: Freewheelin 




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08/04/2012

Environmental Efforts Power the Olympics

Velodrome-622

We’re seeing a lot of gold at this year’s Olympics, but behind the scenes, it’s all green. From environmentally responsible energy to recyclable venues, the London 2012 Olympics could be one of the most eco-friendly games yet. Two areas stand out when talking about sustainability and the Olympics, transportation and architecture, and here’s a few ways London is keeping them green:

Transportation Miniolym

BMW is providing two-hundred zero-emission electric cars comprised of 160 ActiveE First Drive and 40 Mini Cooper Mini Es (right). GE has placed 120 of their DuraStation EV chargers throughout the Olympic Village to keep the cars juiced and ready to go.

An even cuter “mini-er” Mini Cooper (right) is being used to transport athletic gear. According to Edmunds Inside Line, the radio-controlled electric vehicles are small enough to carry equipment like a single discus or two javelins, which can be accessed through a sunroof. Charging up in about 80 minutes, the cars can carry up to 18 pounds and have a range of around 109 yards.

Architecture

All of the structures built for the London 2012 Olympics were done so with environmental sustainability and energy consumption in mind. Both the Velodrome (above), home of indoor cycling, and the Copperbox, venue for handball and badminton, collect rainwater from their sloped roofs for indoor plumbing usage, which cuts water consumption by 40 percent annually. Using a natural ventilation system, outdoor air is used to keep the more than 6,000 visitors to the Velodrome cool -- no A/C needed.

Water-polo-arena-278Two buildings in Olympic Park won’t last long after the closing ceremonies -- and that’s ok. The Water Polo Arena (right) and the Basketball arena will be torn down immediately after the Olympics are over. Both structures were built with PVC fabric that’s highly recyclable and will be reused for other construction projects. The wings of the exterior of the Aquatic Center will also be removed and the main structure will be used for other London community events. 

So, whether you’re watching at home or from the stands, remember that not only are these games making athletic history, they are also making environmental history. 

Credits: Edmund Sumner/View/Corbis (top); BMW North America (middle); London 2012 (bottom)




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07/31/2012

AT&T Scores Phones Based On Sustainability

Samsung-galaxy-exhilarate-622
Earlier this summer, AT&T conducted a survey to find out how important environmental sustainability is to customers when they buy a new mobile phone. The company found that 60 percent of potential buyers consider the environmental impact of a phone before making a purchase. As a result of the findings, the carrier is introducing an eco-rating system into their stores. The label will include all pertinent environmental information and a rating based on it.

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The devices are rated with five categories in mind and each category has a point value. For example, having less hazardous materials earns 4 points, product energy efficiency 2 points and environmentally responsible manufacturing, 3 points. The more points the device has, the better the rating, they must earn at least 14 points to get a five star rating. The only phone to earn that so far is the Samsung Galaxy Exhilarate. AT&T isn’t the first company to think about the impact their phones have on the environment, a few years ago Sprint introduced green initiatives that included the addition of eco-devices to their line-up and a buy back program to recycle phones. Verizon has similar initiatives.

The only phone not included in AT&T’s eco-rating system is the iPhone, which after their recent EPEAT debacle isn’t much of a surprise. Since the carrier has said future devices will be rated, maybe Apple can earn a good rating next year.

Credit: AT&T




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07/23/2012

Flash Memory Slashes Power Use At Data Centers

Google_Data_Center,_The_Dalles

Who thought that the kind of memory built into tiny USB flash drives could be used at giant data centers to reduce power consumption by as much as 90 percent?

Researchers from Princeton's School of Engineering and Applied Science have written a program called SSDAlloc. In principle it's simple: it tells a computer running on RAM (random access memory) to use flash as well to supplement the RAM.

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Here's why. RAM, which is used on most computers, stores information on the hard drive as a charge. Turn the power off and the charge disappears and with it, your data. This is why a computer can lose a document if you don't save it to the hard drive.

Flash is different. It stores information in electrons even without any power input.

Flash has made inroads as an option for hard drives, and it's a lot faster, since there are no moving parts. (A hard drive has to spin up and spin down, which takes time). Even so, most computers don't take advantage of the speed because of the way a computer's operating system searches for data. Most computers are designed to look in the RAM first for the data it needs. Only after that does the operating look elsewhere, such as on a the hard drive or a flash drive. That kind of hierarchical searching around can really slow things down, because it creates a bottleneck.

So Vivek Pai, an associate professor of computer science and graduate student Anirudh Badam thought they could take advantage of the speed of flash and eliminate the bottleneck. Badam wrote software that lets programmers bypass the traditional system of searching for information in RAM memory first. The SSDAlloc program moves the flash memory up in the internal hierarchy of computer data. The flash drive, for instance, gets to be first in line rather than last. That makes flash drives a much better option for big data centers.

HOWSTUFFWORKS: How Flash Memory Works

By allocating memory this way, a computer can offload a lot of the work to flash memory and avoid the heavy power use of either RAM or hard drives. Cutting down on the power used also reduces the amount of heat the computers generate. Data centers have to spend a lot of money -- and energy -- in cooling. Some major Internet companies, like Facebook, are moving their data centers to Arctic latitudes to keep them cool. Gamers deal with this too, and water-cooled machines are popular with power users who need massive amounts of computing oomph for running the latest version of Grand Theft Auto or Final Fantasy.

A version of SSDAlloc is being used by one flash memory manufacturer, Fusion-io, of Salt Lake City.

Why didn't anyone think of this before? For one thing, flash drives are a relative newcomer. The first solid-state drives didn't hit the mass market laptops until 2007 with the Asus Eee PC subnotebook. The small flash drives that most people know didn't become ubiquitous until relatively recently, and before that, the cost of flash memory was high enough that most computers didn't use it for storage. Flash is still a bit pricey -- a MacBook Air is much more expensive per megabyte of storage than its cousins with traditional hard drives. Data centers can't afford to switch en masse to flash; not without a more compelling reason. SSDAlloc may provide one.

Another factor is the speed and power of more recent machines. Computing speeds have gone up quickly in the last few years, and with that, the heat exchange issue has become more acute. And though data centers might have used flash memory before to save power, the energy use wasn't as big of a concern until recently.

via Princeton University

Photo: A google Data Center in The Dalles, Oregon. Google currently uses enough power in its data centers to power thousands of homes. Credit: Wikimedia Commons




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