George:
If you need know about peruvian applications of Reinhold's Metzler Heat Generator, perhaps Saul Ramirez from ITDG-Peru or Teodoro Sanchez from ITDG-UK could both know something about that, had some application photos or another data. I'm sending copy to Saul and Teo. Regards, Carlos ---------------------------------------------------- ----- Original Message ----- From: "georgewrbaldwin" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Thursday, February 03, 2005 4:17 PM Subject: [microhydro] Re: Heat Generator > > > > Great news! > > Now, who gets to him first? I understand that Ron Davis (whose > September 04 posting caught my eye) also wanted to find him. > > Ideally, I would like to locate someone in Europe with a unit as I am > based in Morocco and even Peru is a bit of a hike from here. > > On a more practical note: my renewed interest in this unit is due to > my awareness of some potential micro-hydro applications in the Atlas > mountains but also because it would appear that in the right > circumstances the same type of unit could be suitable for a wind-power > set-up. > > Regards > > George > > > - Carlos Bonifetti <[EMAIL PROTECTED]> wrote: >> >> Thanks Enrique; we found Reinhold at last. >> Regards, >> Carlos >> ------------------------------------------------------------------ >> >> >> >> From: "Enrique Rodriguez-Flores" <[EMAIL PROTECTED]> >> To: <[email protected]> >> Cc: <[EMAIL PROTECTED]>; "Carlos Bonifetti" >> <[EMAIL PROTECTED]>; "reinhold metzler" <[EMAIL PROTECTED]> >> Sent: Thursday, February 03, 2005 7:25 AM >> Subject: Re: [microhydro] Re: Heat Generator >> >> >> > Dear friends, >> > >> > you can reach Reinhold under [EMAIL PROTECTED] >> > >> > With regard to heat generators, we have successfully installed and >> > monitored a couple of units for drying crops in Peru around 14 > years >> > ago. I think it is a good option for some specific cases. >> > >> > Regards, >> > >> > Carlos Bonifetti schrieb: >> >> >> >> George!, >> >> >> >> You can ask at SKAT or ENTEC in Switzerland, where is Reinhold > today. And >> >> if >> >> there still are some "Heat Generators" volumes in SKAT bookshop >> >> available. >> >> Other friend who may know where Reinhold Metzler is, is Enrique >> >> Rodriguez, >> >> engineer who works in Lahmeyer Co., Germany. >> >> I'll send this copy to Enrique. >> >> >> >> CB >> >> ------------------------- >> >> >> >> ----- Original Message ----- >> >> From: "georgewrbaldwin" <[EMAIL PROTECTED]> >> >> To: <[email protected]> >> >> Sent: Wednesday, February 02, 2005 5:45 PM >> >> Subject: [microhydro] Re: Heat Generator >> >> >> >> > >> >> > >> >> > >> >> > >> >> > A very interesting review and more or less the impression I had > gained >> >> > earlier. This is indeed the book that I have got ( or at least > I think >> >> > I have still got somewhere...)- The closing paragraph about > there >> >> > being a place for the device in other circumstances is > apposite. >> >> > >> >> > Have you come across any other links? I have been googling > until I >> >> > drop but all I found was an organisation listing the book as > out of >> >> > print. >> >> > >> >> > I have already written to FAKT and asked them for Mr Metzler's > contact >> >> > email but I have no idea whether he is still involved with > them. >> >> > >> >> > >> >> > >> >> > GB >> >> > >> >> > >> >> > --- In [email protected], "Steven Schoeffler" > <[EMAIL PROTECTED]> >> >> > wrote: >> >> >> >> >> >> I found this review interesting, maybe others will too. >> >> >> >> >> >> Steve >> >> >> >> >> >> http://www.villageearth.org/pages/AT_Library/atsourcebook/ > chapters/ >> >> > energygeneral.htm#The%20Heat%20Generator >> >> >> >> >> >> The Heat Generator, MF 19-437, book, 108 pages, by Reinhold > Metzler, >> >> > 1983, Swiss Francs 22.00 from SKAT. >> >> >> >> >> >> The heat generator is essentially a fan turning in a closed > box, >> >> > converting mechanical power on the shaft into heat as it stirs > up the >> >> > air. In small water powered mills this may allow some very > interesting >> >> > possibilities for small industry applications for drying crops > or >> >> > boiling liquids. This book reviews some heat using small > industries in >> >> > Nepal, discusses the economics of the heat generator as > compared to >> >> > several alternatives, and provides construction drawings of the >> >> > equipment. The author concludes that under certain > circumstances a >> >> > heat generator would have the lowest unit cost of energy. >> >> >> >> >> >> The technical attractiveness of this technology is > unfortunately not >> >> > matched by its financial appeal, at least for Nepal. To make > his case >> >> > that the heat generator would provide low-cost energy, Metzler > assumes >> >> > the following: it will be used with a turbine mill that is > already >> >> > installed and underutilized, full capacity utilization of the > heat >> >> > generator will be achieved, maintenance costs will be low (3.5% > ), >> >> > fuelwood for small industries will all be purchased, and a low > real >> >> > interest rate (after inflation) of 5.5% can be achieved on the >> >> > invested capital ($800 plus 30% of the mill investment- $2100- > for a 5- >> >> > kw output). He neglects the facts that local firewood consuming > units >> >> > are often built at virtually no cash cost by family members, > that in >> >> > the rural areas firewood is usually gathered rather than > purchased, >> >> > that these small industries are usually seasonal and part-time, > and >> >> > that small investments in design improvements in small industry > stoves >> >> > and kilns can yield large fuel savings (e.g.. 33%). When all of > these >> >> > factors are taken into account, the heat generator is likely to >> >> > produce energy that costs at least twice as much and requires > an >> >> > investment at least 10 times as much as the fuelwood > alternatives. >> >> >> >> >> >> In other countries and under other circumstances, there may be > a >> >> > place for this device, and therefore we include it here. >> >> >> >> >> >> >> >> >> >> >> >> ----- Original Message ----- >> >> >> From: georgewrbaldwin >> >> >> To: [email protected] >> >> >> Sent: Wednesday, February 02, 2005 2:44 AM >> >> >> Subject: [microhydro] Re: Heat Generator >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> Carlos! >> >> >> >> >> >> Thanks for the come-back. Even after all this time I have > not been >> >> >> able to locate anybody who has given as much thought as he > to the >> >> >> heating of air by mechanical means. I am aware of several > patents >> >> >> going back to the 19th Century but it was the thoroughness > of his >> >> > own >> >> >> approach that interested me and that fact that the units had > been >> >> >> installed and were working correctly - at least they were at > the >> >> > time >> >> >> his book was written in the early 80's. Somewhere I still > have a >> >> > copy >> >> >> - which I got from the ITDG bookshop in London. >> >> >> >> >> >> Would you (or anyone else) happen to know where Reinhold can > be >> >> >> contacted? I would very much like to see a unit in > operation, >> >> > wherever >> >> >> that may be...... except perhaps for Nepal, where I > understand >> >> > that >> >> >> the political situation is deteriorating on a daily basis. >> >> >> >> >> >> Regards, >> >> >> >> >> >> GB >> >> >> >> >> >> >> >> >> >> >> >> Carlos Bonifetti <[EMAIL PROTECTED]> wrote: >> >> >> > >> >> >> > Yes, I know Reinhold also. The problem seems to be in the >> >> > practical >> >> >> > application of the heat generator. >> >> >> > The machine is for generating hot air is a "bad > centrifugal fan" >> >> >> with so >> >> >> > high internal losses that the air became hot. We are fan >> >> > builders >> >> >> and >> >> >> > reinhold's and so find design is very good. >> >> >> > >> >> >> >> >> >> [Non-text portions of this message have been removed] >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > Does your company feature in the microhydro business directory > at >> >> > http://microhydropower.net/directory ? If not, please register > free of >> >> > charge and be exposed to the microhydro community world wide! >> >> > >> >> > NOTE: The advertisements in this email are added by Yahoogroups > who >> >> > provides us with free email group services. The microhydro- > group does >> >> > not >> >> > endorse products or support the advertisements in any way. >> >> > >> >> > More information on micro hydropower at http://microhydropower. > net >> >> > >> >> > To unsubscribe: send empty message to >> >> > [EMAIL PROTECTED] >> >> > Yahoo! Groups Links >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > >> >> >> >> >> >> Does your company feature in the microhydro business directory at >> >> http://microhydropower.net/directory ? If not, please register > free of >> >> charge and be exposed to the microhydro community world wide! >> >> >> >> NOTE: The advertisements in this email are added by Yahoogroups > who >> >> provides us with free email group services. The microhydro-group > does not >> >> endorse products or support the advertisements in any way. >> >> >> >> More information on micro hydropower at http://microhydropower. > net >> >> >> >> To unsubscribe: send empty message to >> >> [EMAIL PROTECTED] >> >> Yahoo! Groups Links >> >> >> >> >> >> >> >> >> > >> > >> > -- >> > Enrique RODRIGUEZ-FLORES >> > Renewable Energies Mailto: >> > [EMAIL PROTECTED] >> > Lahmeyer International GmbH - WWW: www.lahmeyer.de >> > Friedberger Str. 173 - Phone: +49 (6101) 55- > 1114 >> > D-61118 Bad Vilbel, Germany - Fax: +49 (6101) 55- > 2101 >> > >> > > ********************************************************************** >> > Diese E-Mail kann vertrauliche und/oder rechtlich geschuetzte >> > Informationen enthalten. Wenn Sie nicht der richtige Adressat >> > sind oder diese E-Mail irrtuemlich erhalten haben, informieren >> > Sie bitte sofort den Absender und vernichten Sie diese Mail. >> > Das unerlaubte Kopieren sowie die unbefugte Weitergabe dieser >> > Mail ist nicht gestattet. >> > >> > This e-mail may contain confidential and/or privileged >> > information. If you are not the intended recipient (or have >> > received this e-mail in error) please notify the sender >> > immediately and destroy this e-mail. Any unauthorized copying, >> > disclosure or distribution of the material in this e-mail is >> > strictly forbidden. >> > > ********************************************************************** > > > > > > > > > > Does your company feature in the microhydro business directory at > http://microhydropower.net/directory ? If not, please register free of > charge and be exposed to the microhydro community world wide! > > NOTE: The advertisements in this email are added by Yahoogroups who > provides us with free email group services. The microhydro-group does not > endorse products or support the advertisements in any way. > > More information on micro hydropower at http://microhydropower.net > > To unsubscribe: send empty message to > [EMAIL PROTECTED] > Yahoo! Groups Links > > > > > > > > ------------------------ Yahoo! Groups Sponsor --------------------~--> Has someone you know been affected by illness or disease? 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