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Are Japan's Megasolar Plans Falling Apart?

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10 Reader Comments
Comment
1 of 10
January 15, 2012
Are you talking about an article in the print version of the Nikkei (if so, what day and what page) or is there a a link to what you are discussing here?
Comment
2 of 10
January 16, 2012
Karl-Friedrich Lenz: I have added the link to the story, but note subscription is required. Its origin appears to be the Nikkei Weekly, which I believe is print but I am not 100% sure.
Comment
3 of 10
January 17, 2012
I have been following Japan closely after Fukushima, I used to live there for 6 years. Their political system is a train wreck, and the nuke industry leads the nation around by the nose. My friend is there now doing a documentary at Fukushima.
One of the many problems with Japan is that their grid and utility structure is not set up to dial with distributed power well. So the solar mega projects do seem really appropriate for them now. 35 yen is about 42 cents.. which seems skyhigh to me. Effective solar energy is not a public works program! employment and profitability are negatively correlated, right!
Comment
4 of 10
January 17, 2012
Thank you for adding the link. I live in Japan and read some Japanese news about this topic. My impression is that it is much too early to say that the plans are falling apart. For one, the feed-in tariff law will only be applied from July of this year on, and much will depend on what the Economy Ministry will decide on the amount of the tariffs. Existing tariffs for rooftop solar were at 42 yen/kWh for 2011, much higher than German levels.
Comment
5 of 10
January 18, 2012
It's interesting how we come so easily to accept vast subsidies for one imagined power source over another, while not fixing the true problems:

a) Yes, Japanese tradition has indeed caused Fukushima's disaster, not "nuclear power". TEPCo has been in scandal for decades, with management tossed out at least once before. Even the Yakuza has gained entrance to banking & industrial operations, even including the migrant nuclear workers poorly paid & protected throughout Japan -- impossible in the US or other nations. Further, the Japanese government created no independent regulatory agency, so NISA has long bween ineffective. A nuclear engineer friend was involved with GE's work with TEPCO on Fukushima, and has many sad stories about TEPCO officials undermining design & safety programs GE recommended. Only lazy thinking, as has occurred in Germany, equates Fukushima's disaster with nuclear power.

b) So in May or so, when the last nukes in Japan go down for refuelling, & perhaps don't come back up due to local protests, will Japan naively think that massive solar/wind installs on islands with little land make sense? Or will they finally address the Japanese tendency toward unquestioned authority & tradition and in fact demand what they should have demanded decades ago: proper standards & regulation for all power sources? And, will they demand proper education of a people treated like children when promoting any power source? None of this is a problem inherent in "nuclear power" -- the safest form of mass generation ever deployed by mankind, Chernobyl included or not.

c) The waste of farm & forest lands, & species dangers posed by low pwer density sources, like wind & solar 'farms' is unnecessary. There's plenty of structural sunlit surface to provide peak daytime power. "Mega" this or that are absurd wastes. Local solar (DG), efficiency, storage & safe nuclear are all that are required, anywhere.
Comment
6 of 10
January 18, 2012
Go, Go, Go, Japan. Looks like a massive rooftop consumer solar infrastructure will be in place soon. Nuclear gets sent packing down the road.count the days when the break even period come in and your economy moves forward based on the free sunlight shining on your future.
Your electric car industry is expanding at the perfect time. The gross national product will reflect multiple gigawatts due to the sun shining, Many smiles will light up as they realize that these free rays of light are moving your economy and the people of the future forward.
Never mind that the new factories being planned have solar back-up and will also be creating products at virtually little cost.
Comment
7 of 10
January 18, 2012
You would have to cover most of Japan with solar panels to equal a couple of nuclear plants. It appears that some sanity is returning to this boondoggle.
Comment
8 of 10
January 18, 2012
I am always surprised to read about single industry outlook for countries struggling with power needs. When I am looking at an areas needs I look at all the different power sources. Japan has great geothermal, wind, small hydro, and solar assets. To address any countries power needs with just a single power source is never prudent. I am not anti nuclear but hey lets be realistic to the fact that nuclear is probably not the best alternative for an island that has natural disaster history involving large earthquakes. I have a passion for solar but I would never recommend to a client this large to single source their power.
Comment
9 of 10
January 24, 2012
Rolf westguard 67277 January 18, 2012


"You would have to cover most of Japan with solar panels to equal a couple of nuclear plants. It appears that some sanity is returning to this boondoggle."

Something tells me you errored in your calculations
Comment
10 of 10
January 24, 2012
Pretty much findable anywhere -- "Japan covers an area of approximately 378,000 square kilometers, similar to that of Sweden. It is important to note that as some 75% - 80% of the territory is hilly, the population is centered mainly in the plains and on the lower slopes. As a result, the population density is among the highest in the world."

The "hilly" land are forested, so no solar there except for fools who think trees need cutting for it. That leaves 76x10^9 square meters of largely flat, inhabited/farmed land.

About 127 million Japanese total, with about 85 million in cities and 340 people per sq km -- the highest avg. density in the world. This means cities there contain >2000 people per sq km because they're smaller in area...
http://en.wikipedia.org/wiki/File:Japan_Population_density_map.svg

Thus, little crop/flat land (thankfully) is available for solar arrays, but considerable structural surface is. Yet, the net, when weather is included, is inadequate to replace most other generation. Just as the Germans are finding out, Japan thinking of discontinuing nuclear power will find that an expensive, naive error...
www.pointcarbon.com/aboutus/pressroom/pressreleases/1.1552105 (extra emissions)
www.reuters.com/article/2012/01/17/us-siemens-energy-idUSTRE80G10920120117
http://spectrum.ieee.org/energywise/energy/nuclear/siemens-says-germany-nuclear-phase-out-to-cost-trillions/?utm_source=techalert&utm_medium=email&utm_campaign=011912
www.world-nuclear-news.org/NP_Eye_watering_cost_of_renewable_revolution_2301121.html?utm_so
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James Montgomery

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About: James manages editorial production for news (online and print) and newsletters, as well as the magazines' new product sections. Jim has 13 years’ experience in ... more »

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