Textile plants demand also a lot of energy. Do will be allowed to use the Mao suit at least?
2014-07-13 5:52 GMT+02:00, 'Chris de Morsella' via Everything List <[email protected]>: > > > > > From: [email protected] > [mailto:[email protected]] On Behalf Of meekerdb > Sent: Saturday, July 12, 2014 8:27 PM > To: [email protected] > Subject: Re: How will air travel work in a green solar economy? > > > > On 7/12/2014 4:37 PM, 'Chris de Morsella' via Everything List wrote: > > > > > > From: [email protected] > [mailto:[email protected]] > Sent: Saturday, July 12, 2014 3:43 PM > To: [email protected] > Subject: Re: How will air travel work in a green solar economy? > > > > I don't see people rushing into uranium and thorium power, nor, do I see > fusion coming along in two decades. For spaceflight, yes, for commercial > power, we just don't seem to be lucky with the physics of the universe. > Perhaps new discoveries about stellar formation might finally boost things > along, in 100 years. People are way too afraid of fission, and lets face > it, > its costs a bitch. Wind and sun are the only thing going forward, that > seems > with the grasp of the species, if only because theres lots of it out there > to be harvested, and the price is right. What's killing it are 2 things. > One > is storage tech, for nights, wintertime, summer storms, smog. We need cheap > reliable storage tech, plus we need quick transmission lines to pipe it > where needed. The Germans developed some kind of closed cycle wind, sun, > and > methane (nat gas) for the inclement days. Sounds doable, and likely, > affordable. > > > > Grid scale storage is one dimension - and this is needed not only for > smoothing out intermittency, but also to demand shift away from peak load > periods. The truth is that the grid is stressed to the breaking point by > peak summer time load conditions and is ill equipped (as currently built) > to > handle surges etc. so that relatively small events can have massive > consequences - such as region wide blackouts. > > Forward sited - in key distribution nodes at large urban centers of demand > -- grid scale flow batteries (using low cost environmentally benign > reagents > stored in external tanks - they can scale out in capacity by adding more > tanks. ) would be my choice. In this manner off peak supply could be > forward stored at large distribution nodes to supply a portion of the local > area networks electricity demand without needing to deliver this extra > increment of power through high tension lines already sagging from > over-heating. > > Another nice way of time shifting demand is systems that use off peak > supply > to freeze water balls in tanks of water, doing so in the middle of the > night. During the hot afternoon peak load period (and peak need for > air-conditioning the stored "cold" is harvested to help meet demand, > without > incurring any extra load. > > In addition to storage better micro-scale and both near real time and > forward projecting weather forecasting will help manage the balance of > supply and demand. > > > When everyone has plug-in electric cars they will sign up to allow their > batteries be used as buffer storage. > > > > I really like that idea as well. when one does the numbers, in their > aggregate, if say 20% of all cars were pure electric (+ a mix of say an > additional 10% of plug-in hybrids) that is a lot of very well distributed > (& > very survivable) battery storage capacity. It would be fun to help write > the > software to run such a wide distributed power exchange. or the client > software providing management and configuration ability to owners to manage > how their cars interact with the market when plugged in -- naturally > closely > integrated into the car computer. a process running on it, aware of current > battery capacity, market conditions, expected near term future power needs. > A kind of arbitrage smart agent running on plugged in cars and mediating > their interaction (they are the edge nodes) with the larger wide area power > (&information) network. > > There are also some large scale closed loop pumped storage solutions I > like, > especially a recent large one in Southern California - the Eagle Crest > project (which is now in final stages of approval) - is designed to align > with the CSP, wind and PV electricity production going on there. It > consists > of - as usual - of a high and a low reservoir that are linked by a > reversible turbine/pump. The high reservoir is an abandoned open pit iron > mine and the water is, I recall, somewhat brackish ground water (not > suitable for agriculture). The system - when built - would pair very well > with all the intermittent energy sources in the close by regions - there is > quite a bit of wind energy getting harvested down there too. It would have > a > 1.3 GW capacity. I seem to remember that something around 10% of Japan's > electric capacity is in the form of that nations installed, pumped hydro > capacity - smoothing out the daily cycles of peaks and the troughs. > > Chris > > > > Brent > > -- > You received this message because you are subscribed to the Google Groups > "Everything List" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/everything-list. > For more options, visit https://groups.google.com/d/optout. > > -- > You received this message because you are subscribed to the Google Groups > "Everything List" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/everything-list. > For more options, visit https://groups.google.com/d/optout. > -- Alberto. -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/everything-list. For more options, visit https://groups.google.com/d/optout.
