Re: [RE-wrenches] Defective modules

2013-06-04 Thread Carl Emerson
e from way back. todd On Tuesday, June 4, 2013 2:29pm, "Carl Emerson" said: OK any good data from outdoor tests showing energy produced by thin film compared to crystalline in the same conditions would be most helpful. Can anyone confirm that NERL tested Unisolar for

Re: [RE-wrenches] Defective modules

2013-06-04 Thread Carl Emerson
st to support their great testing work. jay On Jun 2, 2013, at 8:30 PM, Carl Emerson wrote: Hi Jay, Thanks for that, yes, I have seen the setup you refer to and it is very comprehensive, but I thought that your reference to the 151 modules was a lab test at STC and not an outdoor

Re: [RE-wrenches] Defective modules

2013-06-04 Thread Carl Emerson
, I can't seem to be able to get that data off the site. Maybe someone else can. It is a main reason I bought the subscription, just to support their great testing work. jay On Jun 2, 2013, at 8:30 PM, Carl Emerson wrote: Hi Jay, Thanks for that, yes, I have

Re: [RE-wrenches] Module testing

2013-06-03 Thread Carl Emerson
Hi Hilton, I tried the link, most is in German, French and Italian, some English but I couldn't find the results. Regards Carl Emerson == There is a university in Switzerland that did some detailed real-world module testing. Here's a l

Re: [RE-wrenches] Defective modules

2013-06-02 Thread Carl Emerson
, Carl Emerson Hi Carl, Here is the link to how Photon measures each module. http://www.photon.info/photon_lab_modul_ertragsm_en.photon?ActiveID=1289 and http://www.photon.info/photon_lab_modul_ertragsmAD_en.photon?ActiveID=4382 Can you please tell me how they are doing it wrong

Re: [RE-wrenches] Defective modules

2013-06-02 Thread Carl Emerson
dropped dramatically to one tenth of its price ten years ago, taking away thin films competitive edge. Regards, Carl Emerson. Hi Carl, Here is the link to how Photon measures each module. http://www.photon.info/photon_lab_modul_ertragsm_en.photon?ActiveID=1289 and http

Re: [RE-wrenches] Defective modules

2013-06-02 Thread Carl Emerson
real data. Photon publishes their module data, and thin film are no where near the top of the list. Nexpower. #14 First solar. #131 Total of 151 modules in the test. Jay Peltz power Sent from my iPad On Jun 1, 2013, at 6:20 PM, "Carl Emerson" wrote: Hi there,

Re: [RE-wrenches] Defective modules

2013-06-02 Thread Carl Emerson
Jay, Are they doing a 'real world' test for each module over say 12 monts???? Carl Emerson Hi Carl Would like to see real data. Photon publishes their module data, and thin film are no where near the top of the list. Nexpower. #14 First solar. #131 Total of 1

Re: [RE-wrenches] Defective modules

2013-06-01 Thread Carl Emerson
___ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Change email address & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wren

Re: [RE-wrenches] Defective modules

2013-06-01 Thread Carl Emerson
Current issues backed up with hard data would be very useful. Regards Carl Emerson First Solar's thin film is definitely part of the industry's early onset under performance problem. With monocrystalline under $1/watt, I just don't understand why big projects are still goi

Re: [RE-wrenches] Defective modules

2013-05-30 Thread Carl Emerson
Hi there, Hilton's third question is important. Are we seeing a rise in thin film failure or is this only mono and poly? Regards Carl Emerson _ From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Hilton Die

Re: [RE-wrenches] P1 micro performance

2013-03-26 Thread Carl Emerson
27;s maximum power rating. This allows for a projected life matching that of the PV. In this case power clipping will not shorten the products life. I am unable to confirm if all manufacturers are taking this approach, buyer beware. Regards Carl Emerson Nick, Is Enphase g

Re: [RE-wrenches] P1 micro performance

2013-03-23 Thread Carl Emerson
of overdriving the units for short term gain. Carl Emerson Free Power Co. Auckland N.Z. From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Exeltech Sent: 24 March 2013 5:50 a.m. To: RE-wrenches Subject: Re: [RE-wrenches] P1

Re: [RE-wrenches] CIS mods

2013-02-18 Thread Carl Emerson
for a panels ability to respond to light being captured at high angles of incidence, therefore at times of global irradiance, some panels performance drops off quite seriously. Excuse the raveĀ… pet subject. Regards Carl Emerson Ok so its a reading night. There are a bunch of very

Re: [RE-wrenches] CIS mods

2013-02-18 Thread Carl Emerson
Kirpal, I understand that they don't behave like A-Si modules. They are claiming increased performance after soaking. Regards Carl Emerson I don't understand the text as stated.I am not sure if they are simply referring to a common effect in most thin f

Re: [RE-wrenches] CIS mods

2013-02-18 Thread Carl Emerson
rrect this answers your question. Time will tell I guess. Regards Carl Emerson Aloha, Solar Frontier in Japan, the maker of copper-indium-selenium (CIS) mods, claims that their product produces more kWhs per kW installed than crystalline silicon. http://www.solar-fronti

Re: [RE-wrenches] Mini Grid Controlled Generator (Was:GeneratorControlled Mini Grid)

2013-02-13 Thread Carl Emerson
rly investing in this direction and I understand will release suitable product this year. Cheers, Carl Emerson. ___ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Options & settings: http://l

Re: [RE-wrenches] Mini Grid Controlled Generator (Was: GeneratorControlled Mini Grid)

2013-02-13 Thread Carl Emerson
/1757-899X_29_1_012012.pd f Thanks, Carl Emerson. ___ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Options & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Arc

Re: [RE-wrenches] Generator Controlled Mini Grid

2013-02-13 Thread Carl Emerson
on many systems. Cheers, Carl Emerson. Subject: Re: [RE-wrenches] Generator Controlled Mini Grid I am connecting a Kohler 12RES to my house, the roof has 3.1KW of PV connected to a SB3000. I thought we would have problems so we all knew to turn of the solar before turning on

Re: [RE-wrenches] Wire sizing calculator online

2013-02-04 Thread Carl Emerson
is a different consideration for AC versus DC in New Zealand. Do you know what other Metric based nations use for determining wire resistance values? Thanks in advance. William Miller At 04:32 PM 2/3/2013, Carl Emerson wrote: Hi William, Just a comment on the spreadsheet. You have

Re: [RE-wrenches] wrenches] Husqvarna 5500 andVFX3524Compatibilityquestion

2013-02-03 Thread Carl Emerson
return. Regards Carl Emerson Hi Carl, thanks and yes, I think its why they only did a 120v version here. Another question for you there. Its my understanding that neither of your legs is bonded to ground correct? jay peltz power On Feb 3, 2013, at 4:22

Re: [RE-wrenches] wrenches] Husqvarna 5500 and VFX3524Compatibilityquestion

2013-02-03 Thread Carl Emerson
transformers used in the units here will not work for you. Regards Carl Emerson Hi Carl, Your 230vac is a single wave form right? RMS peak to zero crossing of 230v vs our 240vac which is 2 phase wave form RMS peak to zero crossing of 120v Have I got this right

Re: [RE-wrenches] Wire sizing calculator online

2013-02-03 Thread Carl Emerson
say that your making information freely available over the years has assisted many. Regards Carl Emerson 022 630 9689 c...@solarking.net.nz solarking.net.nz PO Box 305-130, Triton Plaza, Auckland 0757 _ From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re

Re: [RE-wrenches] off grid PV connected to generator

2013-01-16 Thread Carl Emerson
hough warnings have been given not to do this, it clearly can work. I think we need to understand better what does and what does not work and why. Regards Carl Emerson 022 630 9689 c...@solarking.net.nz solarking.net.nz PO Box 305-130, Triton Plaza, Auckland

Re: [RE-wrenches] off grid PV connected to generator

2012-12-12 Thread Carl Emerson
Hi there, Does it not depend on the size of the generator? I know that solar grid tie into a diesel generator derived grid is done on several pacific Islands. Carl Emerson At 02:07 PM 12/12/2012, you wrote: Hi Wrenches, I have a quick theoretical question related to trying to

Re: [RE-wrenches] Small PV system/experiment for kids

2012-12-12 Thread Carl Emerson
Hi there, Check out these educational units that include miniature fuel cells and solar... http://www.fuelcellstore.com/en/pc/viewCategories.asp?idCategory=41 Regards Carl Emerson ___ List sponsored by Home Power magazine List Address: RE

Re: [RE-wrenches] Water pump query

2012-11-20 Thread Carl Emerson
Hi there, Just to say that SunRise pumps are still in production. Check out FLUXINOS in Italy i...@fluxinos.it Parts are still available. Carl Emerson Freepower Co. Auckland NZ ___ List sponsored by Home Power magazine List

Re: [RE-wrenches] Two sealed battery questions, please

2012-11-12 Thread Carl Emerson
emote cell site. I am expecting at least another 5 - 7 years life. Carl Emerson Freepower Co. Auckland NZ ___ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Options & settings: http://lists.re-wre

[RE-wrenches] AC (only) Diversion

2012-10-22 Thread Carl Emerson
Hi Chris, The most obvious use would be to heat a thermal store. This is a resistive load and very easy to control. I also have a client who would like to use it for irrigation loads. So what is the device you have in mind? Carl Emerson Free Power Co. Land line +64 9 473 4286

[RE-wrenches] AC (only) Diversion

2012-10-22 Thread Carl Emerson
icipate in this ? If so please contact me off list. Regards Carl Emerson Freepower Co. Auckland NZ _ From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Carl Emerson Sent: 16 October 2012 1:36 p.m. To: &#

[RE-wrenches] FW: AC (only) Diversion

2012-10-15 Thread Carl Emerson
generated power exceeds the loads and can divert the power that would have been exported to a local load? I have figured out a way to do this cheaply but need to know if I am reinventing the wheel. Carl Emerson Free Power Co. Land line +64 9 473 4286 Mobile +64 22 630 9689 Email emer

[RE-wrenches] AC (only) Diversion

2012-10-14 Thread Carl Emerson
Hi there, Is there an 'off the shelf' low cost product that will divert exported energy to a load? I have put thought into this and have a simple solution but need to know if it is worth while marketing it. Carl Emerson Free Power Co. Land line +64 9 473 4286 Mobile

[RE-wrenches] Tigo Optimizers.

2012-10-11 Thread Carl Emerson
microinverter. Thanks, Carl Emerson Freepower Co. Auckland NZ. From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of d...@foxfire-energy.com Sent: 12 October 2012 9:59 a.m. To: RE-wrenches Subject: Re: [RE-wrenches] Fwd: Charge

[RE-wrenches] Dankoff 48Vdc replacement brushes?

2012-08-16 Thread Carl Emerson
Hi Folks, These pumps are still in production. Check out FLUXINOS in Italy i...@fluxinos.it Parts available. Carl Emerson Free Power Co. Land line +64 9 473 4286 Mobile +64 22 630 9689 Email emer...@freepower.co.nz Web www.freepower.co.nz _ From: re

Re: [RE-wrenches] Need info resource re wind & hail damage

2012-03-09 Thread Carl Emerson
. Maybe your client would consider this option. Carl Emerson Free Power Co. Web www.freepower.co.nz Subject: Re: [RE-wrenches] Need info resource re wind & hail damage Allen, UL 1703 simulates a 1" hailstone @ 50mph by dropping a 1.18lb 2" diameter steel ball 51" onto the

Re: [RE-wrenches] High Voltage MPPT units

2011-11-04 Thread Carl Emerson
Hi Ray and Dan, Thanks for that, the bank is 48V so that sounds like a very good solution. Carl Emerson Free Power Co. Land line +64 9 473 4286 Mobile +64 22 630 9689 Email emer...@freepower.co.nz Web www.freepower.co.nz -Original Message- From: re-wrenches-boun...@lists.re

Re: [RE-wrenches] High Voltage MPPT units

2011-11-04 Thread Carl Emerson
Hi John, Yes I have seen this one thanks. I should have mentioned that the array will be about 1 kW so a unit that size is overkill... Carl Emerson Free Power Co. Web www.freepower.co.nz -Original Message- From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun

[RE-wrenches] High Voltage MPPT units

2011-11-04 Thread Carl Emerson
bringing AC back to the inverter. Trying to keep cable costs down. Many Thanks, Carl Emerson Freepower Auckland NZ. ___ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Options & settings: http://list

Re: [RE-wrenches] shatterproof PV

2011-07-27 Thread Carl Emerson
Hi Guys, The discontinued Unisolar US64 did not have any glass on the face. A great product, a shame they stopped manufacture. Carl Emerson Free Power Co. Web www.freepower.co.nz Hi Marco; Regular modules are designed to take quite an impact. I recall one manufacturer that

[RE-wrenches] Santerno Inverters.

2011-06-07 Thread Carl Emerson
Hi there, Anyone out there got experience with Santerno??? Carl Emerson Web www.freepower.co.nz ___ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Options & settings: http://lists.re-wrenches

Re: [RE-wrenches] Interfacing an Air 403 wind generator

2011-05-05 Thread Carl Emerson
Seriously, If you remove the blades they make a nice quiet wind direction indicator although a little more expensive than a wet finger. Carl Emerson Free Power Co. Land line +64 9 473 4286 Mobile +64 22 630 9689 Email emer...@freepower.co.nz Web www.freepower.co.nz

Re: [RE-wrenches] Acid spill...

2011-05-01 Thread Carl Emerson
be a case to lower the SG a little? Carl Emerson Free Power Co. Land line +64 9 473 4286 Mobile +64 22 630 9689 Email emer...@freepower.co.nz Web www.freepower.co.nz _ From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re-wrenches.org] On

[RE-wrenches] Acid spill...

2011-05-01 Thread Carl Emerson
cells and then top up with distilled water? Appreciate your collective wisdom. Carl Emerson Free Power Co. Land line +64 9 473 4286 Mobile +64 22 630 9689 Email emer...@freepower.co.nz Web www.freepower.co.nz ___ List sponsored by Home

Re: [RE-wrenches] PV powered music festival

2011-04-30 Thread Carl Emerson
Kelly, I have heard of it being done successfully in the Pacific Islands with Generator derived mains. Carl Emerson Free Power Co. Land line +64 9 473 4286 Mobile +64 22 630 9689 Email emer...@freepower.co.nz Web www.freepower.co.nz -Original Message- From: re-wrenches-boun

Re: [RE-wrenches] PV powered music festival

2011-04-30 Thread Carl Emerson
Great discussion. Why not backfeed into the generator and reduce fuel costs? Carl Emerson Free Power Co. Land line +64 9 473 4286 Mobile +64 22 630 9689 Email emer...@freepower.co.nz Web www.freepower.co.nz -Original Message- From: re-wrenches-boun...@lists.re-wrenches.org

Re: [RE-wrenches] cleaning modules

2010-12-30 Thread Carl Emerson
Tom, I would also try Kerosene which is also a mild abrasive. Happy New Year. Carl Emerson Free Power Co. Land line +64 9 473 4286 Mobile +64 22 630 9689 Email emer...@freepower.co.nz Web www.freepower.co.nz _ From: re-wrenches-boun...@lists.re-wrenches.org

Re: [RE-wrenches] Internet-based monitoring -- including batterybanks?

2010-11-30 Thread Carl Emerson
Jason, Is this system capable of reporting accurate state of charge? Fatspaniel could not deliver this feature... Carl Emerson Free Power Co. Land line +64 9 473 4286 Mobile +64 22 630 9689 Email emer...@freepower.co.nz Web www.freepower.co.nz -Original Message- From: re-wrenches

Re: [RE-wrenches] Fat Spaniel

2010-11-08 Thread Carl Emerson
I believe they have been taken over by PowerOne. Carl Emerson Free Power Co. Land line +64 9 473 4286 Mobile +64 22 630 9689 Email emer...@freepower.co.nz Web www.freepower.co.nz _ From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re

Re: [RE-wrenches] Battery capacity testers

2010-10-04 Thread Carl Emerson
efficiency, deep discharge, light weight and long life. Carl Emerson Web www.freepower.co.nz _ From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of toddc...@finestplanet.com Sent: 5 October 2010 9:29 a.m. To: RE-wrenches

[RE-wrenches] The Demise of WEEB

2010-09-13 Thread Carl Emerson
on making custom parts for the SnapNrack, which should be available soon. Additional additional WEEB note: The WEEB washers can only be used with the SolarMount Top-Mount clamps, not the Back-Mount clips, and not with SunFrame. With back-mount clips, and SunFrame, use one WEEB lug (or our lay-

Re: [RE-wrenches] solar hot water nighttime recirc

2009-12-18 Thread Carl Emerson
Hi there gang, Just to say that IMHO solar thermal panels will radiate quite a bit less than they collect, someone must have some data on this ?? Have a great Christmas. Carl Emerson Free Power Ltd. Web www.freepower.co.nz _ From: re-wrenches-boun...@lists.re

Re: [RE-wrenches] CHP Generator

2009-05-06 Thread Carl Emerson
Orion, This is a good product but not sure if available in the US. http://www.whispergen.com/ Carl Emerson Free Power Ltd. Auckland NZ _ From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Orion Thornton Sent: 7

Re: [RE-wrenches] Heat dump or Stagnate?

2009-04-30 Thread Carl Emerson
r failure. Nor do we need to worry about the pH of the medium. Hope this helps, Carl Emerson Free Power Ltd. Auckland NZ -Original Message- From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of August Goers Sent: 25

Re: [RE-wrenches] MPPT greater than 150V

2009-03-25 Thread Carl Emerson
6-26 peter.parr...@calsolareng.com _ From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Carl Emerson Sent: Tuesday, March 24, 2009 5:20 PM To: 'RE-wrenches' Subject: [RE-wrenches] MPPT greater than 150V Hi there, Can someone co

Re: [RE-wrenches] Unisolar US64's

2009-03-25 Thread Carl Emerson
Shipping and retail store (NO MAIL): 2998 Shari Ave Yuma, AZ 85365 On Mar 24, 2009, at 6:13 PM, Carl Emerson wrote: Hi there, Anyone got some real world performance data that shows how well the Unisolar US64 panels are holding up after several years in service?

[RE-wrenches] Unisolar US64's

2009-03-24 Thread Carl Emerson
Hi there, Anyone got some real world performance data that shows how well the Unisolar US64 panels are holding up after several years in service? Carl Emerson Free Power Ltd. Auckland NZ ___ List sponsored by Home Power magazine List Address

[RE-wrenches] MPPT greater than 150V

2009-03-24 Thread Carl Emerson
Hi there, Can someone confirm that there is still no MPPT regulators available capable of accepting array voltages greater than 150. Thanks, Carl Emerson Free Power Ltd. Auckland NZ ___ List sponsored by Home Power magazine List Address

Re: [RE-wrenches] Max irradience

2009-02-18 Thread Carl Emerson
Hi Gang, The measurement was made at the Vodafone site Gt. Barrier Island near Auckland. The site is about 500ft above sea level. This is "Melanoma" country. Don't forget your hat and sun screen. Carl Emerson Free Power Ltd. Auckland NZ _ From: r

[RE-wrenches] Max irradience

2009-02-17 Thread Carl Emerson
Hi Gang, Just a point of interest, mid summer down here in New Zealand I measured the maximum irradiance at 1287 watts/SQM. on the longest day. We are right under the Ozone hole and have very low pollution levels. What sort of maximums are being seen elsewhere?? Thanks, Carl Emerson Auckland

Re: [RE-wrenches] Building integrated thermal collectors?

2009-01-20 Thread Carl Emerson
Mick, We are about to do a Wagner system about 50 SQM. It is a top German product, definitely worth a look. Carl Emerson Manager Free Power Ltd. Auckland, New Zealand. -Original Message- From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re-wrenches.org

[RE-wrenches] 48 Volt Heatpump

2009-01-20 Thread Carl Emerson
Hi there, Is there a reliable cooling product that will run from 48VDC and deliver 1 or 2 kW of cooling? Carl Emerson Free Power Ltd. Auckland New Zealand. ___ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re

Re: [RE-wrenches] CFL lighting and the mercury hazard.

2008-12-09 Thread Carl Emerson
Hi again, Thanks for the helpful input, much appreciated. We have very little coal fired power generation down here so the incandescent option does not produce so much indirect mercury pollution. It seems the conventional 'linear' flouro has been a far greater hazard, I remember being i

[RE-wrenches] CFL lighting and the mercury hazzard.

2008-12-09 Thread Carl Emerson
and can we do our best to keep it scientific, I don't mean to spread emotional alarm without due cause. Thanks, Carl Emerson Free Power Ltd. Auckland N.Z. ___ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenche

[RE-wrenches] Micro Hydro MPPT

2008-10-19 Thread Carl Emerson
. Carl Emerson Free Power Auckland NZ ___ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Options & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://list

Re: [RE-wrenches] Micro Hydro control

2008-10-16 Thread Carl Emerson
Good luck, jay peltz power On Oct 1, 2008, at 1:04 PM, Carl Emerson wrote: Hi There, Thanks for the helpful comments. Hydro is 400V 3 phase AC. I have a 1500 foot underground feed back to the house I would like to hear if anyone has done this and what were the issues t

Re: [RE-wrenches] Micro Hydro control

2008-10-01 Thread Carl Emerson
ge is the turbine? This helps to know if you can use the turbine power to control the valves. thanks, jay peltz power On Sep 29, 2008, at 9:36 PM, Carl Emerson wrote: Hi there gang, We are looking at a 4kW PM hydro for a client and was wondering if anyone has do

[RE-wrenches] Micro Hydro control

2008-09-29 Thread Carl Emerson
Carl Emerson Freepower Ltd. Auckland NZ ___ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Options & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: