Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-dg02.r1000.mx.aol.com (Internet Inbound) with ESMTP id 1C75738000181; Tue, 11 Jun 2013 11:45:19 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1UmQkJ-0000fH-CM for rs_out_1@blacksheep.org; Tue, 11 Jun 2013 16:44:31 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1UmQkI-0000f8-Qf for rsgb_lf_group@blacksheep.org; Tue, 11 Jun 2013 16:44:30 +0100 Received: from out1.ip06ir2.opaltelecom.net ([62.24.128.242]) by relay1.thorcom.net with esmtp (Exim 4.77) (envelope-from ) id 1UmQkG-0002oI-SG for rsgb_lf_group@blacksheep.org; Tue, 11 Jun 2013 16:44:29 +0100 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: At4GACxFt1FcECCb/2dsb2JhbABZgkVErniQTH4XdIIjAQEFCE4uBQUDAxEEAQEvORYIBhMICYdqAxOxfA2IUoxUgTyBKRaCaWEDiGiGBoZrjgWFJIMQOw X-IronPort-AV: E=Sophos;i="4.87,845,1363132800"; d="scan'208,217";a="578369026" Received: from host-92-16-32-155.as13285.net (HELO malHP) ([92.16.32.155]) by out1.ip06ir2.opaltelecom.net with SMTP; 11 Jun 2013 16:44:27 +0100 Message-ID: <0C63C3A1867F4435B5834AA735337501@malHP> From: "mal hamilton" To: References: <9A6FD89658AF451890E8709A003D5B7A@malHP><51B73B97.7010100@iup.uni-heidelberg.de> In-Reply-To: Date: Tue, 11 Jun 2013 16:44:26 +0100 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 15.4.3555.308 X-MimeOLE: Produced By Microsoft MimeOLE V15.4.3555.308 X-Spam-Score: 0.0 (/) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has identified this incoming email as possible spam. The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: YES WARREN THAT IS CORRECT AND THAT IS ANOTHER APPROACH INSTEAD OF AC THEN DC THEN BACK TO AC THE 3 PHASE VIA SUITABLE TRANSFORMERS WOULD BE EFFICIENT. GETTING SUITABLE TRANSFORMERS COULD BE A PROBLEM BUT I HAVE SEEN NORMAL 50 Hz TRANSFORMERS USED BUT HANDLING LARGE CURRENT MIGHT BE A PROBLEM 73 GL MAL/G3KEV [...] Content analysis details: (0.0 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record 0.0 HTML_MESSAGE BODY: HTML included in message X-Scan-Signature: 13abe497adcf17a4e25c5e2a2ff79111 Subject: LF: Re: DIY WIND GENERATOR Content-Type: multipart/alternative; boundary="----=_NextPart_000_003B_01CE66C2.EF8D8180" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.8 required=5.0 tests=HTML_40_50,HTML_MESSAGE, MISSING_OUTLOOK_NAME,UPPERCASE_25_50 autolearn=no version=2.63 X-SA-Exim-Scanned: Yes Sender: owner-rsgb_lf_group@blacksheep.org Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rs_out_1@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false x-aol-global-disposition: G x-aol-sid: 3039ac1d410a51b7460e1c47 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none This is a multi-part message in MIME format. ------=_NextPart_000_003B_01CE66C2.EF8D8180 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable YES WARREN THAT IS CORRECT AND THAT IS ANOTHER APPROACH INSTEAD OF AC = THEN DC THEN BACK TO AC THE 3 PHASE VIA SUITABLE TRANSFORMERS WOULD BE = EFFICIENT. GETTING SUITABLE TRANSFORMERS COULD BE A PROBLEM BUT I HAVE SEEN NORMAL = 50 Hz TRANSFORMERS USED BUT HANDLING LARGE CURRENT MIGHT BE A PROBLEM 73 GL MAL/G3KEV From: Warren Ziegler=20 Sent: Tuesday, June 11, 2013 4:23 PM To: rsgb_lf_group=20 Subject: Re: LF: DIY WIND GENERATOR Stefan, Mal,=20 Very interesting project ! Automotive alternators are actually 3-phase ac alternators with a bridge = rectifier to get d.c. If you could remove the bridge you could feed the A.C. into a step-up = transformer for transmission at higher voltage/lower current. 73 Warren K2ORS On Tue, Jun 11, 2013 at 11:00 AM, Stefan Sch=E4fer = wrote: Mal,=20 100A? What is the cable length Mal? 2x 100m, using 2,5mm^2? Or do you use an = inverter next to the generator output to transform up to 200V or so? 73, Stefan/DK7FC Am 10.06.2013 18:04, schrieb mal hamilton:=20 HOME BREW WIND GENERATOR 12V/100A OLD CAR HEAVY DUTY ALTERNATOR, THE REST MADE FROM SCRAP DE G3KEV --=20 73 Warren K2ORS WD2XGJ=20 WD2XSH/23 WE2XEB/2 WE2XGR/1 ------=_NextPart_000_003B_01CE66C2.EF8D8180 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
YES WARREN  THAT IS CORRECT AND THAT IS  ANOTHER APPROACH = INSTEAD=20 OF AC THEN DC  THEN BACK TO AC THE 3 PHASE VIA SUITABLE = TRANSFORMERS WOULD=20 BE EFFICIENT.
GETTING SUITABLE TRANSFORMERS COULD BE A PROBLEM BUT I HAVE SEEN = NORMAL 50=20 Hz TRANSFORMERS USED BUT HANDLING LARGE CURRENT MIGHT BE A PROBLEM
73 GL MAL/G3KEV
 
 
Sent: Tuesday, June 11, 2013 4:23 PM
Subject: Re: LF: DIY WIND GENERATOR
 
Stefan, Mal,=20
 
   Very interesting project !
Automotive alternators are actually 3-phase ac alternators with a = bridge=20 rectifier to get d.c.
If you could remove the bridge you could feed the A.C. into a = step-up=20 transformer for transmission at higher voltage/lower current.
 
73 Warren K2ORS
 
 


On Tue, Jun 11, 2013 at 11:00 AM, Stefan = Sch=E4fer <Stefan.Schaefer@iup.uni-heidelberg.de> = wrote:
Mal,

100A?
What = is the cable=20 length Mal? 2x 100m, using 2,5mm^2? Or do you use an inverter next to = the=20 generator output to transform up to 200V or so?

73,=20 Stefan/DK7FC

Am 10.06.2013 18:04, schrieb mal hamilton:=20
HOME BREW WIND GENERATOR 12V/100A
 
OLD CAR HEAVY DUTY ALTERNATOR, THE REST MADE FROM SCRAP
 
DE G3KEV
=
 
=
 
--
73 Warren=20 K2ORS
          &nbs= p;    =20 WD2XGJ=20
           &nb= sp;   =20 WD2XSH/23
          =      =20 WE2XEB/2
          &= nbsp;    =20 WE2XGR/1

 
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