Re: [Vo]:Problem with glare at Ivanpah CSP plant

2014-04-17 Thread ChemE Stewart
Humans are Cruel https://www.youtube.com/watch?v=zbkNDc_FoiU On Thu, Apr 17, 2014 at 9:47 AM, Jed Rothwell wrote: > ChemE Stewart wrote: > > >> Does it count as a kill if there is no evidence left? >> > > >> "When OLE staff visited the Ivanpah Solar plant, we observed many >> streamer events

Re: [Vo]:Problem with glare at Ivanpah CSP plant

2014-04-17 Thread Jed Rothwell
ChemE Stewart wrote: > Does it count as a kill if there is no evidence left? > > "When OLE staff visited the Ivanpah Solar plant, we observed many streamer > events. It is claimed that these events represent the combustion of loose > debris, or insects. Although some of the events are likely t

Re: [Vo]:Problem with glare at Ivanpah CSP plant

2014-04-17 Thread ChemE Stewart
Jed, Does it count as a kill if there is no evidence left? "Ivanpah employees and OLE staff noticed that close to the periphery of the tower and within the reflected solar field area, streams of smoke arise when an object crosses the solar flux fields aimed at the tower. Ivanpah employees use the

Re: [Vo]:Problem with glare at Ivanpah CSP plant

2014-04-11 Thread David L Babcock
Bob? - Original Message - *From:* David L Babcock <mailto:olb...@gmail.com> *To:* vortex-l@eskimo.com <mailto:vortex-l@eskimo.com> *Sent:* Thursday, April 10, 2014 1:55 PM *Subject:* Re: [Vo]:Problem with glare at Ivanpah CSP plant It is a little more

Re: [Vo]:Problem with glare at Ivanpah CSP plant

2014-04-10 Thread Bob Cook
Ol"Bab-- What kind of engineer were you? Older Bob? - Original Message - From: David L Babcock To: vortex-l@eskimo.com Sent: Thursday, April 10, 2014 1:55 PM Subject: Re: [Vo]:Problem with glare at Ivanpah CSP plant It is a little more complex. There is a distance

Re: [Vo]:Problem with glare at Ivanpah CSP plant

2014-04-10 Thread David L Babcock
educe global warming by directing the light back into space instead into the ground. - Original Message - *From:* Jed Rothwell <mailto:jedrothw...@gmail.com> *To:* vortex-l@eskimo.com <mailto:vortex-l@eskimo.com> *Sent:* Thursday, April 10, 2014 7:59 AM *Subje

Re: [Vo]:Problem with glare at Ivanpah CSP plant

2014-04-10 Thread Jed Rothwell
Terry Blanton wrote: > In 1958, the science fiction author Arthur C. Clarke published "A > Slight Case of Sunstroke" . . . In the story, a large number of hostile > spectators aim reflective program covers at the unfortunate umpire, > who collapses and dies from the concentrated solar energy foc

Re: [Vo]:Problem with glare at Ivanpah CSP plant

2014-04-10 Thread Terry Blanton
On Thu, Apr 10, 2014 at 1:05 PM, Jed Rothwell wrote: > Arthur Clarke wrote two short stories along those lines. LOL! I remember one: In 1958, the science fiction author Arthur C. Clarke published "A Slight Case of Sunstroke" (also called "The Stroke of the Sun"), a short story in which a diabo

Re: [Vo]:Problem with glare at Ivanpah CSP plant

2014-04-10 Thread Jed Rothwell
Bob Cook wrote: The mirrors would not be focused at one spot when idle. Also it is a > good idea to reduce global warming by directing the light back into space > instead into the ground. > Since it is near an airport I think it would be better to aim for the ground. I wonder . . . could you

Re: [Vo]:Problem with glare at Ivanpah CSP plant

2014-04-10 Thread Bob Cook
Subject: Re: [Vo]:Problem with glare at Ivanpah CSP plant ChemE Stewart wrote: Efficiency/85% heat transfer efficiency @ solar boiler/90% mirror efficiency = 1700 megawatts airborne flux, THAT IS A GOOD BIRD ZAPPER Close to the tower it would be. When a bird flies a few meters away

Re: [Vo]:Problem with glare at Ivanpah CSP plant

2014-04-10 Thread ChemE Stewart
In high winds, mirrors go to flat position and all of the flux goes incident and airborne. Ivanpah is a high wind area. http://www.nabsa.org On Thursday, April 10, 2014, Jed Rothwell wrote: > ChemE Stewart > > > wrote: > > >> Efficiency/85% heat transfer efficiency @ solar boiler/90% mirror >

Re: [Vo]:Problem with glare at Ivanpah CSP plant

2014-04-10 Thread Jed Rothwell
ChemE Stewart wrote: > Efficiency/85% heat transfer efficiency @ solar boiler/90% mirror > efficiency = 1700 megawatts airborne flux, THAT IS A GOOD BIRD ZAPPER > Close to the tower it would be. When a bird flies a few meters away from the surface of one mirror, it is no different than flying i

Re: [Vo]:Problem with glare at Ivanpah CSP plant

2014-04-10 Thread ChemE Stewart
What the Flux? 392 MW generated from steam turbine generators/30% Rankine Efficiency/85% heat transfer efficiency @ solar boiler/90% mirror efficiency = 1700 megawatts airborne flux, THAT IS A GOOD BIRD ZAPPER On Thu, Apr 10, 2014 at 10:04 AM, Jed Rothwell wrote: > See: > > > http://www.renewab