Tuesday, April 25, 2006

Energy Commission 4/24

Emerging Energy Technologies & The Pool

The usual stuff was on the agenda, but the big topic of the evening was The Pool and its energy costs. The main concern is finding ways to reduce the energy bills. And there were many ways mentioned, including fundamental changes to the pool facility. However, the discussion focused on saving money without making any fundamental changes to the facility.

So what are the variety of options available to the town to reduce costs? Photovoltaic arrays (solar panels), microturbines, fuel cells... and the list could continue. But one way to describe all of these options would be as "emerging technologies."

So what's the difference between an emerging technology, such as a "fuel cell" or a "microturbine" and, old technology, such as a boiler? Well... I think this is one way to put it (but please correct me, if I'm wrong... I'm not an expert on this stuff... I just try to listen at the meetings and then give a recap here)...

- boilers generate excess heat and lose it to the air;
- microturbines generate excess heat, but capture it and could use that heat to warm the pool water; and
- fuel cells not only generate excess heat, but also generate electricity and can capture both... and use both.

So how can the Town move forward on such projects? Well, with the new technologies on the market and with grant funding available for some of these technologies, a discussion should happen... not only with the Energy Commission, but with the Council and the voters.

We could probably all stand to learn a bit more about these emerging technologies... the field is vast. Just today, I heard this story about "clean coal" on NPR. And I think NPR said it'll be having a story everyday for a few weeks on a new type of emerging technology in clean energy. (Again... that's only clean energy... not new technologies that make old, dirty energy more efficient.) So my point is simple... if you're concerned about $3 gas, there are people actively engaged in finding alternatives. And if you have the time, then you may want to research this stuff a bit. Tell a friend. Heck... I bet that at least a few people are going to make a LOT of money off these new technologies. I'm sure that alone could get some people interested enough to begin researching this stuff... Anyway... enough commentary from me.

Energy Star

The Energy Commission discussed and recommended that the Council participate in a nationwide program called "Energy Star." And if you've bought appliances lately, you probably know something of this program already. The idea is basically to get people conserving energy.

When all was said and done, the EC recommended the Town join this nationwide program which is intended to get the Town to be more energy-conscious and conserve when possible. However, before voting, I pointed out an article that was in a recent edition of SmartMoney magazine. The article highlighted significant flaws with the Energy Star rating program. Nonetheless, I do think this program is worthwhile and hope that the Council gets involved with it.

Here is the main webpage describing government involvement with Energy Star.

20% by 2010

Clean Energy signup form ... 'nuff said. Sign up! OR

perhaps you'd like to save some money on your electric bill by clicking here.

If you're curious about the cost differential... one way to look at this is by comparing each rate against the "TSO" rate that you'll find on your CL&P bill. The Levco rate should be below the TSO rate and the clean energy rate will be a premium ($0.011/kWh) on top of the TSO rate. Add up the difference, then multiply by the typical number of kWh that you use.

Tim White
Town Council, Energy Commission Liaison
TimWhite98@yahoo.com

7 comments:

Anonymous said...

A fuel cell and microturbine both use natural gas as the main input fuel. Both generate electricity and heat as by products of the process. In both cases the heat generated by the process of generating electricity is called waste heat and properly channeled is used to provide heat to heat echanger that in turn heats air or water for a specific use. In the case of the pool the waste heat from either will heat a coil that will heat the pool water and the outside air brought into the bubble when the bubble is up. The difference is the electricity generated by the turbine will be supplied to the pool structure, thereby eliminating a large portion of electricity that in the past has been bought from the utilities. In the case of the fuel cell, none of the electricity generated by the fuel cell will be used for the pool, it will all be supplied back into the power grid. The small beneift to the Town for the fuel cell is the Town gets 10k in renewable energy credits.

The turbine would require an investment by the people, the fuel cell is being promoted by UTC as free of charge. What has experience taught all of us about free stuff?

Anonymous said...

I saw a graph in Popular Mechanics where CNG powered vehicles are cheaper to run than gasoline..any thought to refitting the town fleet?

Tim White said...

anon 9:47pm... About a month or two ago, I got the New Haven Clean Cities coordinator, Lee Grannis, in touch with the Energy Commission. The mission of Clean Cities is to move American transportation away from regular gas and to alternative fuels. Two of the EC members decided to spearhead the effort... I believe their first idea is to investigate the possibility of converting our diesel schoolbuses to cleaner biodiesel. I was told that this may not have any operational savings (no better fuel mileage) and may have capital costs. But one of the benefits of working with Clean Cities is that they help to identify grant money (yes... I know fed dollars are still our tax dollars), particularly for "incremental costs."

As for CNG, Lee explained to me that natural gas is finite. And therefore moving to it is really best from a transitional point of view... as America moves to other fuels/energies... perhaps hydrogen, solar or wind. Many, many possibilities and CNG is but one of them.

With respect CNG vehicles being "cheaper to run than gasoline," I believe that CNG is normally cheaper, but not always. Sometimes CNG is more expensive... depends on the market. However, one cost savings relates to maintenance. Since CNG has less particularate matter (PM) than regular gas, there's less buildup in your engine. Hence... less maintenance. (Or at least that's what I've gleened from different sources.)

So yes... I've been asking, but change takes time. We first need to know the cost/benefit. (The truth is that it may be able to save money... but we first have to do the analysis.)

May I suggest you write a letter to the editor asking the same question? Even posed as a rhetorical question, it may get people talking and help to escalate awareness of the possibilities. And I think that would be a good thing.

Anonymous said...

Regarding the fuel cell project, Anonymous seems to have forgotten that the Town will save 50% of the cost to heat the pool for 20 years, in addition to the "small benefit" of $10K in renewable energy credits. This 50% savings is estimated to equal at least $2 million at today's energy prices, and the cost and risk to the taxpayers is zero!

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