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Tuesday, December 27th, 2005

solar electric: second anniversary

Our 2005 “trueup” bill arrived from PG&E. My total electricity cost for 2005: $56.68, or about $1000 less than it would be if I didn’t have a PV array on the roof.

In 2004 we paid only $6.53 for the year’s power. The difference is small, but growing. (His name is Raphael.) We’re keeping the house warmer, and doing an extra 4 loads of laundry a week. And our houseguests come more often and stay longer, and use a whole bunch of power when they’re here.

I’ve baked 33% fewer times this year than last, but the savings in oven power have been eclipsed by higher uses elsewhere. I thought my new low-power firewall would have made some small contribution to our conservation efforts, but I can’t see it on the graphs. Computers just don’t draw that much power, unless you have about a million of them.

Solar Power Charges, 2004-2005PG&E keeps a running tally of our outstanding charges, billing only at the end of the annual cycle. The idea for grid-tied systems is that consumption is bigger than generation in the winter, but smaller in the summer, and that after 12 months the balance should be near zero — assuming the system was sized correctly. In 2004, we were only off by $6.53.

The graph for the past two years’ running charges shows the cycle clearly. The 2005 line is offset by about $40, which I guess is the cost of adding a body (even a small one) to the household.

Solar Power Generation graphAs a sanity check, I graphed our generation for both years. Total generation for 2005 was about 9 kWh higher, so I didn’t expect large differences month-to-month. The array reconfiguration in October, 2004 appears not to have had much impact.

Our installer should soon be running a comprehensive year-end analysis to determine our actual energy savings. I’m interested in this because, in essence, I paid for 10-12 years’ worth of electricity in 2003, and I’m eager to break even — every dollar I don’t pay PG&E now is another dollar’s reimbursement on my initial investment, bringing me closer to those 20 years of free electricity I have coming.


Tags:
posted to channel: Solar Blog
updated: 2005-12-28 19:31:12

Sunday, December 25th, 2005

merry christmas … not


Dec 25 04:02:08 raid1: Disk failure on sda1, disabling device.
Dec 25 04:02:09 md0: no spare disk to reconstruct array! -- continuing in degraded mode
Dec 25 04:02:09 md2: no spare disk to reconstruct array! -- continuing in degraded mode
Dec 25 04:02:09 md4: no spare disk to reconstruct array! -- continuing in degraded mode
Dec 25 04:02:09 md3: no spare disk to reconstruct array! -- continuing in degraded mode
Dec 25 04:02:09 md1: no spare disk to reconstruct array! -- continuing in degraded mode
Dec 25 04:02:09 md5: no spare disk to reconstruct array! -- continuing in degraded mode
Dec 25 04:02:09 md: (skipping faulty sda1 )


Tags:
posted to channel: Personal
updated: 2005-12-26 15:30:33

Monday, December 5th, 2005

Day trip to Kapalua

Kapalua Bay, MauiWe took a day trip to the northwest coast of Maui, to the “most beautiful beach in the world,” according to no less trustworthy a source than the free guidebook we’d found in the back of the rental car. The beach is called Kapalua Bay, and it’s hard to find unless you know the sekrit sign to watch for, and no I don’t mean the common blue “public beach access” sign because that one was hidden behind a shrub.

It is a nice beach. It was under-crowded, as are most Hawaiian beaches. It’s family-friendly, too; the beach slopes so gradually into the water that kids can ride boogie boards 20 feet into the bay and back simply by laying at the edge of the surf. Also there’s a large shady area at the south end of the beach, perfect for pale-skinned Midwesterners less familiar with SPF ratings than with the ABCD’s of melanoma.

Northwest coast of mauiContinuing north, we found lots of amazing scenery, about which I’d write moving and passionate descriptions if I had the time and if this document hadn’t been sitting open on my laptop for about 10 days, inspiring not much scintillating prose but a whole ocean full of writer’s block.

Click for more imagesSo, just look at the pictures: Northwest Coast of Maui


Tags:
posted to channel: Travel
updated: 2005-12-22 01:48:55

Saturday, December 3rd, 2005

S.U.V. market cools, finally

In case you missed the good news: SUV market slows to a crawl

The failure of a U.S. industry is not something I normally celebrate, but I’m making an exception here. U.S. automakers claim they’ve been producing huge luxury trucks because “that’s what Americans want to buy,” ignoring that they’ve manufactured that market. The reality, as documented in High and Mighty, is that SUVs were designed to reduce costs by exploiting loopholes in federal safety and emissions laws, yet be enormously profitable, e.g. $12k for each a Ford Expedition and $15k for each Lincoln Navigator. Whatever pain these duplicitous U.S. SUV makers are feeling has been in 15 years in the making.

If it’s really true that American consumers are recovering from the big-car brainwashing administered by a dozen-plus years of Detroit ad campaigns, maybe the auto makers will begin offering smaller, more fuel-efficient vehicles, such as Toyota’s Prius or Honda’s Insight.

No, probably not: GM Keeps Its Greener Cars Out of North-America

While GM is in big trouble and ready to do anything to get people to buy its huge SUVs (employee discount, releasing the 2007 models in late 2005, etc), it has many perfectly decent vehicles that it only sells outside of North-America …
Yet GM doesn’t seem interested in importing [the 47 mpg Opel Meriva] or some of its other designs at a time when it’s clearly the direction the market is headed in.


Tags:
posted to channel: Automotive
updated: 2005-12-13 17:04:32

Friday, December 2nd, 2005

more hawaiian food adventures

fruitYes, we ate piles of fruit on Maui. Pictured are five of them: apple-banana, mango, the ubiquitous passionfruit or liliko’i (those things are everywhere, and thank goodness for that), pineapple, and something that may or may not be papaya. Anyone know what color papaya is, or whether it resembles spam from a distance?

ogoAnother of the local delicies is a seaweed called ogo or limu loa, depending on whether you’re from Japan on Hawaii respectively, or, failing that, on the nationality of the elderperson who answered your question, “what is that gunk you’re scraping off the beach every morning?”

Our hosts had a half-dozen different recipes for ogo, also collected on the beach in the morning (delivered in a half-dozen different Polynesian accents), including various combinations of garlic, ginger, soy sauce, vinegar, chili oil, tomatoes, onion, etc. We tried two of them and I regret not staying longer, or getting up earlier in the day to harvest more.

If all this raw produce is making you twitch, click the link below to see the best fish tacos in the entire hemisphere.
Click for more images More Maui Photos


Tags:
posted to channel: Travel
updated: 2005-12-13 08:02:24

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