Hot Water Heaters – Tankless Hot Water Heaters News

GE Energy Star water heaters

Posted by: hotwaterheaters on: June 22, 2009

Technology developed through a collaboration between Oak Ridge National Laboratory and General Electric meets new a tough new Energy Star water heater program criteria. GE is set to be the first company to meet the new energy saving standard, and will also be creating hundreds of jobs in Louisville, Kentucky.

GE announced the heater the day after the new Energy Star heat pump hot water heater criteria was released, which required future heaters to be twice as efficient as an electric storage water heater. The new water heater criteria are expected to save American households approximately $780 million, per the DOE.

GE has targeted increasing concerns over utility costs as water heating “accounts for 12 percent of U.S. home energy consumption” making it one of the top contributors to household demand.The GE Hybrid Electric Water Heater is designed to produce equivalent performance to standard water heaters, except at half the operating cost, requiring 2300 kWh of electricity per year compared with 4800 kwH/year. The hybrid technology saves energy by absorbing heat in ambient air and transferring it into the water, which requires much less energy than it does to generate heat.

“It’ll give you as much hot water, it’ll have the same recovery time so you won’t run out of hot water, but it will use half the energy to do so,” said Patrick Hughes of ORNL. “Typical family of four would save about $250 to $300 per year and the device will qualify for the personal tax credits, it will pay for itself in about three years.”

The tax credits Hughes refers to are the Federal Tax Credits for Energy Efficiency, which can cover 30 percent of the cost for non-solar water heaters (up to $1,500). GE also manufactures solar water heaters, which are a small but growing market in the U.S., and energy-efficient tankless water heaters, which heat water on demand.

If current water heaters (44 million) were switched to GE’s heat pump water heater, annual energy savings could equate to the electric output of 176 coal-fired power plants per year and 12 million tons of carbon emissions reduction, per the 2007 Buildings Energy Data Book.

The Louisville plant is set to start producing water heaters in 2011. The planned manufacturing facility also has a potential to create 1,600 incremental green jobs over time.

Source:

ConAgra explosion caused by water heater

Posted by: hotwaterheaters on: June 22, 2009

Installation of water heater caused ConAgra explosion

 

GARNER, N.C. – Complications from installing an industrial, gas-fired water heater caused the deadly explosion at the Garner ConAgra plant last Tuesday, according to the U.S. Chemical Safety Board’s initial report.

Federal investigators said Thursday that the week before the explosion, outside contractors had installed the water heater and a new natural gas line for it.

The day of the explosion, crews were trying to get the new equipment working.

“The CSB is examining the possibility that gases inside the line were likely purged and vented directly into the pump room, in the interior of the building, leading to a flammable gas cloud and an explosion,” CSB Investigations Supervisor Don Holmstrom said.

Investigators would not name the company that installed the water heater and purged the gas line, but two people injured in the explosion have filed a lawsuit against Southern Industrial Contractors.

However, an attorney representing that company said at the time of the explosion, no Southern Industrial employees were working on gas lines or water heaters.

Meanwhile, ConAgra officials announced Thursday that the plant will resume production in August in the portion of the building that wasn’t damaged in the explosion.

The Chemical Safety Board said it will likely take nine months to a year for them to issue their final report.

North Carolina’s Occupational Safety and Health Division must complete its investigation within six months. Investigators said the area of the plant where the explosion occurred is still too dangerous for anyone to go inside.


Source:

Tankless water heaters add convenience and value

Posted by: hotwaterheaters on: June 22, 2009

If you’re considering an efficient upgrade for your home, I highly recommend starting with a tankless water heater.  If you’ve never heard of such a thing, “tankless water heater” may sound a bit oxymoronic, sort of like “wingless airplane” would.
 
But these things aren’t half as idiotic as they sound.  Not only do the help to save tons on heating and utility bills, they offer convenience and safety that a tank-style water heater cannot.
 
Tankless water heaters—or on-demand water heaters, as they are sometimes called—have been around for quite a while but have not been common in homes as long.  The technology and processes that go into a tankless heater were initially developed for high-volume hot water environments, such as hotels and industrial facilities.  Fortunately for us, some smart people realized these devices could be scaled down and applied to residential environments with great benefit.
 
How do they work?  Unlike a tank-style heater that collects a large amount of water in its tank and heats it with protruding metal elements, a tankless water heater runs cold water through a series of heated pipes to heat the water instantaneously.  What’s more, these heaters are turned on only when a hot-water-using device in the house is turned on.  This is not the case for a tank-style heater that heats water 24 hours a day, seven days a week even if hot water is not being used.  Because of this, a tankless water heater uses far less energy than its cumbersome competitor.
 
Aside from their efficiency, tankless water heaters are also safer and more convenient than a tank-style heater.  Because their heating process is much more precise, a homeowner can accurately regulate the temperature that the water will be when it leaves the heater.  In homes where being scalded is a concern—such as those with small children, elderly, et cetera—a user can set the heater at a lower setting and regulate how hot the water will be when it comes out of the faucet.  Even though this is somewhat possible to do on a tank-style heater, it’s not nearly as accurate and dangerously hot water will still be dispensed.  Another great feature to a tankless water heater, and perhaps the best feature of all, is an endless supply of hot water.  That’s right, tankless water heaters never run out of hot water.  As long as cold water is going into the heater, hot water is going to come out.  A twenty-minute shower for everyone in a family of eight is a walk in the park for a suitable tankless heater.  That’s 480 gallons, on average, of hot water.  Good luck doing that with a residential, tank-style dinosaur.
 
Here are some other attributes to consider, as well:
·      Tankless water heaters are small–about the size of a small suitcase.  They take up much less space and can be installed almost anywhere.
·      Some models can be installed on home’s exterior further decreasing the amount of used interior space.
·      Natural gas, propane and electric models are available
·      Currently, every tankless water that’s being made qualifies for the tax credit.
 
Before you rush out and order a tankless water heater, know that they are going to cost considerably more than a tank-style heater.  Prices can range from as low as $200 for a small, point of use heater, up to a thousand dollars or more for a whole-home heater.  But while you will pay more up front, the savings will far outweigh the cost after a short amount of time.  You will also want to hire a professional plumber to install your heater, as well, as electricity and water (if you choose an electric model) and gas lines (if you choose a gas model) can be hazardous to your health if not installed correctly.
 
Many stores and plumbing companies offer tankless water heaters and would be glad to advise you on the purchase of one.  It might be wise to check with Consumer reports on the quality of the available models, as well.  No matter what brand or model you choose, the efficiency and the convenience these heaters provide make them a win-win situation.

Hello world!

Posted by: hotwaterheaters on: June 22, 2009

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