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On Monday, September 17, 2012 11:45:46 AM UTC-4, iBoaterer wrote:
Smart meters isn't a smart grid system. It is a key element of the smart grid vision. http://www.smartgridnews.com/artman/publish/Technologies_Metering/ "Smart meter initiatives around the country in recent years have proven the concept. They are cost-effective and maximize energy efficiency, leading many governments to mandate advanced metering. Today a small fraction of U.S.. meters are smart, but the segment is expected to grow between 15 percent and 20 percent annually." |
#3
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#4
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wrote in message
... On Monday, September 17, 2012 11:45:46 AM UTC-4, iBoaterer wrote: Smart meters isn't a smart grid system. It is a key element of the smart grid vision. http://www.smartgridnews.com/artman/publish/Technologies_Metering/ "Smart meter initiatives around the country in recent years have proven the concept. They are cost-effective and maximize energy efficiency, leading many governments to mandate advanced metering. Today a small fraction of U.S. meters are smart, but the segment is expected to grow between 15 percent and 20 percent annually." ------------------------------------------------ We have smart meters here. Most people do not like them as their power bills went up 20-30%. I think the reason the utilities love them is it calculates power usage better. With all the cell phone and computer low voltage transformers in a house the power factor is wrong for great billing. The power passes without being registered as a big percentage is mostly inductive and the power factor designed in to a standard meter will not record a lot of the energy used. |
#5
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posted to rec.boats
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On Mon, 17 Sep 2012 21:10:42 -0700, "Califbill" wrote:
wrote in message ... On Monday, September 17, 2012 11:45:46 AM UTC-4, iBoaterer wrote: Smart meters isn't a smart grid system. It is a key element of the smart grid vision. http://www.smartgridnews.com/artman/publish/Technologies_Metering/ "Smart meter initiatives around the country in recent years have proven the concept. They are cost-effective and maximize energy efficiency, leading many governments to mandate advanced metering. Today a small fraction of U.S. meters are smart, but the segment is expected to grow between 15 percent and 20 percent annually." ------------------------------------------------ We have smart meters here. Most people do not like them as their power bills went up 20-30%. I think the reason the utilities love them is it calculates power usage better. With all the cell phone and computer low Or it was simply programmed to overbill.. It's not a matter of calibration, when the manufacturers intentionally allow features to be activated that will overbill the customers. voltage transformers in a house the power factor is wrong for great billing. The power passes without being registered as a big percentage is mostly inductive and the power factor designed in to a standard meter will not The DC rectifiers on modern power supplies make them act more like capacitive loads.. record a lot of the energy used. I doubt your claims.. http://www.popsci.com/diy/gallery/20...ter-dissection http://wiki.answers.com/Q/Working_of...e_energy_meter "One coil is connected in such a way that it produces a magnetic flux in proportion to the voltage and the other produces a magnetic flux in proportion to the current. The field of the voltage coil is delayed by 90 degrees using a lag coil. [1]This produces eddy currents in the disc and the effect is such that a force is exerted on the disc in proportion to the product of the instantaneous current and voltage. A permanent magnet exerts an opposing force proportional to the speed of rotation of the disc - this acts as a brake which causes the disc to stop spinning when power stops being drawn rather than allowing it to spin faster and faster. This causes the disc to rotate at a speed proportional to the power being used." I would bet those old analogue meters over the long haul are far more robust and accurate than these newer meters.. (Newer electronic meters have a projected lifespan of less than 10 years. Guess who's going to get the short end of the stick when they fail??) |
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