{"id":16,"date":"2008-08-04T01:32:06","date_gmt":"2008-08-04T08:32:06","guid":{"rendered":"http:\/\/geniusblog.zokul.com\/2008\/08\/04\/solar-math\/"},"modified":"2012-11-11T19:18:40","modified_gmt":"2012-11-12T02:18:40","slug":"solar-math","status":"publish","type":"post","link":"http:\/\/www.zokul.com\/zokulblog\/?p=16","title":{"rendered":"solar math"},"content":{"rendered":"<p>some more numbers here: we here in the west get about 6-7 kWh max out of a 1kW panel per day, that&#8217;s about a dollar a day. without an electric-increase you got a breakeven after 10 years &#8230;<\/p>\n<p>let&#8217;s say electricity prices increase 5% per year &#8211; 1.05 to the 10th is 1.63, meaning those 16 cents would turn into 26 cents<\/p>\n<p>right now i would buy some panels to get started, place them in a way that will allow expansion, and not get batteries &#8211; i&#8217;d buy electricity at night or if my demand is very high. battery development will get much faster in the next years, and inverters\/chargers are very expensive. as prices for panels fall i&#8217;d buy more, or some (better) batteries<\/p>\n<p>i&#8217;ve seen inverters for $2k rated 3kW, that price will come down easier than the panel. of course an old fashioned lead-acid car battery is very cheap, too<\/p>\n","protected":false},"excerpt":{"rendered":"<p>some more numbers here: we here in the west get about 6-7 kWh max out of a 1kW panel per day, that&#8217;s about a dollar a day. without an electric-increase you got a breakeven after 10 years &#8230; let&#8217;s say electricity prices increase 5% per year &#8211; 1.05 to the 10th is 1.63, meaning those [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-16","post","type-post","status-publish","format-standard","hentry","category-solar-cng-and-electrons"],"_links":{"self":[{"href":"http:\/\/www.zokul.com\/zokulblog\/index.php?rest_route=\/wp\/v2\/posts\/16","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.zokul.com\/zokulblog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.zokul.com\/zokulblog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.zokul.com\/zokulblog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.zokul.com\/zokulblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=16"}],"version-history":[{"count":1,"href":"http:\/\/www.zokul.com\/zokulblog\/index.php?rest_route=\/wp\/v2\/posts\/16\/revisions"}],"predecessor-version":[{"id":172,"href":"http:\/\/www.zokul.com\/zokulblog\/index.php?rest_route=\/wp\/v2\/posts\/16\/revisions\/172"}],"wp:attachment":[{"href":"http:\/\/www.zokul.com\/zokulblog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=16"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.zokul.com\/zokulblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=16"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.zokul.com\/zokulblog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=16"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}