X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: <eanderson@carolina.rr.com> Received: from cdptpa-omtalb.mail.rr.com ([75.180.132.120] verified) by logan.com (CommuniGate Pro SMTP 6.0c1) with ESMTP id 5727964 for flyrotary@lancaironline.net; Fri, 24 Aug 2012 18:49:26 -0400 Received-SPF: pass receiver=logan.com; client-ip=75.180.132.120; envelope-from=eanderson@carolina.rr.com Return-Path: <eanderson@carolina.rr.com> X-Authority-Analysis: v=2.0 cv=QrvcLCOd c=1 sm=0 a=g3L/TDsr+eNLfIieSKfGkw==:17 a=AHkS0RJitIMA:10 a=1Ui_yMFihKQA:10 a=05ChyHeVI94A:10 a=h5CMovOnEx8A:10 a=ayC55rCoAAAA:8 a=arxwEM4EAAAA:8 a=r1ClD_H3AAAA:8 a=HZJGGiqLAAAA:8 a=Ia-xEzejAAAA:8 a=oCcaPWc0AAAA:8 a=AjIZj8SU7-QS3BUqhAEA:9 a=wPNLvfGTeEIA:10 a=HeoGohOdMD0A:10 a=EzXvWhQp4_cA:10 a=on22okXAAAAA:8 a=nE16ASCt8TMsNSHyW-kA:9 a=UiCQ7L4-1S4A:10 a=_W_S_7VecoQA:10 a=frz4AuCg-hUA:10 a=tXsnliwV7b4A:10 a=at0Q5_2dr5wA:10 a=ZHUsY8zHUz0Vp2Os_2YA:9 a=1Vq_FK4TplAA:10 a=g3L/TDsr+eNLfIieSKfGkw==:117 X-Cloudmark-Score: 0 X-Originating-IP: 174.110.170.10 Received: from [174.110.170.10] ([174.110.170.10:49261] helo=EdPC) by cdptpa-oedge04.mail.rr.com (envelope-from <eanderson@carolina.rr.com>) (ecelerity 2.2.3.46 r()) with ESMTP id 6D/8A-28917-4D408305; Fri, 24 Aug 2012 22:48:53 +0000 Message-ID: <F256D618643E4DF09E9E3312B80D9566@EdPC> From: "Ed Anderson" <eanderson@carolina.rr.com> To: "Rotary motors in aircraft" <flyrotary@lancaironline.net> References: <list-5727394@logan.com> In-Reply-To: <list-5727394@logan.com> Subject: Re: [FlyRotary] Re: [flyRotary] Spreadsheet Cooling Section Date: Fri, 24 Aug 2012 18:48:53 -0400 MIME-Version: 1.0 Content-Type: multipart/related; boundary="----=_NextPart_000_001A_01CD8229.1BDBEBC0"; type="multipart/alternative" X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.8117.416 X-MimeOLE: Produced By Microsoft MimeOLE V14.0.8117.416 This is a multi-part message in MIME format. ------=_NextPart_000_001A_01CD8229.1BDBEBC0 Content-Type: multipart/alternative; boundary="----=_NextPart_001_001B_01CD8229.1BDBEBC0" ------=_NextPart_001_001B_01CD8229.1BDBEBC0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable No doubt it could stand improvements for sure, Jeff. There are four DT's I employ in the cooling equations. Change in air = temperature across the radiator, change in air temperature across the = oil cooler and change in fluid temperature of the coolant and oil as = they flow through their heat exchanger. I have heard of Air DT across = the radiator ranging from 50-100F, I am currently using a DT of 70F , = but I know that Tracy has reported a DT of 100F. I am also using DT = of 70F for the oil cooler and that is probably too high. For both = fluid DTs, I am using 16F. IF anyone has reference material or sources that could help me refine = those figures - it would undoubtedly improve the cooling section. As Jeff pointed out for the cooling section there is no input for OAT = although there is for the power section. My initial thoughts would be = to pick=20 some OAT and I'm thinking of 59F (SL standard day temp) as a nominal mid = point of DT. Then if OAT is above that DT, then to simply subtract the = difference between OAT and 59F and reduce the air DT across the radiator = by that amount. Conversely if OAT is below 59F then to add that DT to = the 70F I am currently using.=20 By increasing the DT factor more heat is transferred (better cooling) by = reducing the DT factor less heat is transferred (worst cooling) =20 IF anyone has reference material or sources that could help me refine = those figures - it would undoubtedly improve the cooling section. Ed Edward L. Anderson Anderson Electronic Enterprises LLC 305 Reefton Road Weddington, NC 28104 http://www.andersonee.com http://www.eicommander.com From: Jeff Whaley=20 Sent: Friday, August 24, 2012 11:49 AM To: Rotary motors in aircraft=20 Subject: [FlyRotary] Re: [flyRotary] Spreadsheet Cooling Section Ed, you did say he cooling chart is not quite where it should be . Plugging some numbers in there is very interesting; however, not to be = too critical but I think the constants used to calculate HP Vs OAT Vs = Cooling Capacity are a bit fuzzy. For example, at any RPM, AF, HP, simply increasing the OAT value in the = spreadsheet results in improved cooling capacity . My installation's = capacity to cool was much more influenced by OAT than the resulting = change in HP due to OAT . I had no cooling problems at 50F but had big = problems at 100F . The spreadsheet indicates opposite. Jeff=20 From: Ernest Christley <echristley@att.net> =20 Subject: Re: [FlyRotary] Spreadsheet Cooling Section =20 Date: Fri, 24 Aug 2012 10:41:30 -0400 =20 To: Rotary motors in aircraft <flyrotary@lancaironline.net> =20 =20 =20 =20 Ed Anderson wrote: > But, as stated before the cooling section is on less solid = ground due to > the fact that installation variables play such a large role in = cooling > and they are not taken into consideration. But, you can play = with it to > see the effects of changing several variables on cooling. > =20 > Ed > =20 Just been playing with this, pulling data out of my data logs. I = don't have all my numbers exact yet, but I think this will be useful for making a SWAG at determining if the system will = stay within safety margins during various phases of flight. Would it be to much to ask those with flying machines if they can = go out and determine where their system starts to warm up, which would be a rough indication of where the cooling = capacity is exceeded? I thinking of doing a steep climbout and slowly dropping the nose until the temps start coming down, = noting the temp, MAP, airspeed and AFR at that point. I don't think it is necessary to tell grown people that built their = own airplane that they need to be careful about airspeed while doing something like this. If we can get a = variety of samples, we can put error bars around the numbers that the spreadsheet gives. =20 This message, and the documents attached hereto, is intended only for = the addressee and may contain privileged or confidential information. = Any unauthorized disclosure is strictly prohibited. If you have received = this message in error, please notify us immediately so that we may = correct our internal records. Please then delete the original message. = Thank you.=20 No virus found in this message. Checked by AVG - www.avg.com Version: 2012.0.2197 / Virus Database: 2437/5220 - Release Date: = 08/23/12 ------=_NextPart_001_001B_01CD8229.1BDBEBC0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META content=3Dtext/html;charset=3Diso-8859-1 = http-equiv=3DContent-Type> <STYLE> <!-- @font-face {font-family:Calibri} @font-face {font-family:Tahoma} @font-face {font-family:Verdana} p.MsoNormal, li.MsoNormal, div.MsoNormal {margin:0in; margin-bottom:.0001pt; font-size:11.0pt; font-family:"Calibri","sans-serif"} a:link, span.MsoHyperlink {color:blue; text-decoration:underline} a:visited, span.MsoHyperlinkFollowed {color:purple; text-decoration:underline} tt {font-family:"Courier New"} p.MsoAcetate, li.MsoAcetate, div.MsoAcetate {margin:0in; margin-bottom:.0001pt; font-size:8.0pt; font-family:"Tahoma","sans-serif"} span.EmailStyle17 {font-family:"Calibri","sans-serif"; color:windowtext} span.BalloonTextChar {font-family:"Tahoma","sans-serif"} .MsoChpDefault {} @page WordSection1 {margin:1.0in 1.0in 1.0in 1.0in} div.WordSection1 {} --> </STYLE> <META name=3DGENERATOR content=3D"MSHTML 9.00.8112.16448"></HEAD> <BODY style=3D"PADDING-LEFT: 10px; PADDING-RIGHT: 10px; PADDING-TOP: = 15px"=20 id=3DMailContainerBody lang=3DEN-US leftMargin=3D0 topMargin=3D0 = vLink=3Dpurple link=3Dblue=20 CanvasTabStop=3D"true" name=3D"Compose message area"> <DIV><FONT face=3DArial>No doubt it could stand improvements for = sure,=20 Jeff.</FONT></DIV> <DIV><FONT face=3DArial></FONT> </DIV> <DIV><FONT face=3DArial> There are four <FONT size=3D5=20 face=3DSymbol><STRONG>D</STRONG></FONT>T's I employ in the cooling=20 equations. Change in air temperature across the radiator, = change in=20 air temperature across the oil cooler and change in = fluid temperature of=20 the coolant and oil as they flow through their heat = exchanger. =20 I have heard of Air <STRONG><FONT size=3D5 = face=3DSymbol>D</FONT></STRONG>T across=20 the radiator ranging from 50-100F, I am currently using a = <STRONG><FONT=20 size=3D5 face=3DSymbol>D</FONT></STRONG>T of 70F , but I know that = Tracy has=20 reported <FONT size=3D5 face=3DSymbol><FONT size=3D3 = face=3DArial>a</FONT><STRONG>=20 D</STRONG></FONT>T of 100F. I am also using = <STRONG><FONT=20 size=3D5 face=3DSymbol>D</FONT></STRONG>T of 70F for the oil cooler and = that is=20 probably too high. For both fluid <STRONG><FONT = size=3D5=20 face=3DSymbol>D</FONT></STRONG>Ts, I am using 16F.</FONT></DIV> <DIV><FONT face=3DArial></FONT> </DIV> <DIV><FONT face=3DArial>IF anyone has reference material or sources that = could=20 help me refine those figures - it would undoubtedly improve the = cooling=20 section.</FONT></DIV> <DIV><FONT face=3DArial></FONT> </DIV> <DIV><FONT face=3DArial>As Jeff pointed out for the cooling section = there is no=20 input for OAT although there is for the power section. My initial = thoughts=20 would be to pick </FONT></DIV> <DIV><FONT face=3DArial></FONT> </DIV> <DIV><FONT face=3DArial>some OAT and I'm thinking of 59F (SL = standard=20 day temp) as a nominal mid point of<STRONG><FONT size=3D5 = face=3DSymbol> =20 D</FONT></STRONG>T. Then if OAT is above that <STRONG><FONT = size=3D5=20 face=3DSymbol>D</FONT></STRONG>T, then to simply subtract the = difference=20 between OAT and 59F and reduce the air <STRONG><FONT size=3D5=20 face=3DSymbol>D</FONT></STRONG>T across the radiator by that = amount. =20 Conversely if OAT is below 59F then to add that <STRONG><FONT size=3D5=20 face=3DSymbol>D</FONT></STRONG>T to the 70F I am currently=20 using. </FONT></DIV> <DIV><FONT face=3DArial></FONT> </DIV> <DIV><FONT face=3DArial>By increasing the <STRONG><FONT size=3D5=20 face=3DSymbol>D</FONT></STRONG>T factor more heat is transferred (better = cooling)=20 by reducing the <STRONG><FONT size=3D5 face=3DSymbol>D</FONT></STRONG>T = factor less=20 heat is transferred (worst cooling)</FONT></DIV> <DIV><FONT face=3DArial></FONT> </DIV> <DIV><FONT face=3DArial> </DIV> <DIV><FONT face=3DArial></FONT></DIV> <DIV><FONT face=3DArial>IF anyone has reference material or sources that = could=20 help me refine those figures - it would undoubtedly improve the cooling=20 section.</FONT></DIV> <DIV><FONT face=3DArial></FONT></DIV></FONT><FONT face=3DArial></FONT> <DIV><BR><FONT face=3DArial>Ed</FONT></DIV> <DIV><FONT face=3DArial></FONT> </DIV> <DIV><FONT face=3DArial>Edward L. Anderson<BR>Anderson Electronic = Enterprises=20 LLC<BR>305 Reefton Road<BR>Weddington, NC 28104<BR><A=20 href=3D"http://www.andersonee.com">http://www.andersonee.com</A><BR><A=20 href=3D"http://www.eicommander.com">http://www.eicommander.com</A><BR></F= ONT></DIV> <DIV style=3D"FONT: 10pt Tahoma"> <DIV style=3D"BACKGROUND: #f5f5f5"> <DIV style=3D"font-color: black"><B>From:</B> <A=20 title=3D"mailto:jwhaley@datacast.com CTRL + Click to follow link"=20 href=3D"mailto:jwhaley@datacast.com">Jeff Whaley</A> </DIV> <DIV><B>Sent:</B> Friday, August 24, 2012 11:49 AM</DIV> <DIV><B>To:</B> <A=20 title=3D"mailto:flyrotary@lancaironline.net CTRL + Click to follow = link"=20 href=3D"mailto:flyrotary@lancaironline.net">Rotary motors in = aircraft</A> </DIV> <DIV><B>Subject:</B> [FlyRotary] Re: [flyRotary] Spreadsheet Cooling=20 Section</DIV></DIV></DIV> <DIV><BR></DIV> <DIV class=3DWordSection1> <P class=3DMsoNormal>Ed, you did say he cooling chart is not quite where = it should=20 be =85</P> <P class=3DMsoNormal>Plugging some numbers in there is very interesting; = however,=20 not to be too critical but I think the constants used to calculate HP Vs = OAT Vs=20 Cooling Capacity are a bit fuzzy.</P> <P class=3DMsoNormal>For example, at any RPM, AF, HP, simply = increasing the=20 OAT value in the spreadsheet results in improved cooling capacity =85 My = installation=92s capacity to cool was much more influenced by OAT than = the=20 resulting change in HP due to OAT . I had no cooling problems at = 50F but=20 had big problems at 100F =85 The spreadsheet indicates opposite.</P> <P class=3DMsoNormal>Jeff </P> <P class=3DMsoNormal> </P> <TABLE style=3D"WIDTH: 100%" class=3DMsoNormalTable border=3D0 = cellSpacing=3D0=20 cellPadding=3D0 width=3D"100%"> <TBODY> <TR> <TD=20 style=3D"PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; PADDING-RIGHT: 0in; = PADDING-TOP: 0in"> <TABLE style=3D"WIDTH: 100%" class=3DMsoNormalTable border=3D0 = cellSpacing=3D0=20 cellPadding=3D0 width=3D"100%"> <TBODY> <TR> <TD=20 style=3D"PADDING-BOTTOM: 0.75pt; PADDING-LEFT: 0.75pt; WIDTH: = 100%; PADDING-RIGHT: 0.75pt; PADDING-TOP: 0.75pt"=20 width=3D"100%"> <TABLE class=3DMsoNormalTable border=3D0 cellPadding=3D0> <TBODY> <TR> <TD=20 style=3D"PADDING-BOTTOM: 0.75pt; PADDING-LEFT: 0.75pt; = PADDING-RIGHT: 0.75pt; PADDING-TOP: 0.75pt"> <P class=3DMsoNormal><SPAN=20 style=3D"FONT-FAMILY: 'Verdana','sans-serif'; = FONT-SIZE: 9pt">From:</SPAN></P></TD> <TD=20 style=3D"PADDING-BOTTOM: 0.75pt; PADDING-LEFT: 0.75pt; = PADDING-RIGHT: 0.75pt; PADDING-TOP: 0.75pt"> <P class=3DMsoNormal><SPAN=20 style=3D"FONT-FAMILY: 'Verdana','sans-serif'; = FONT-SIZE: 9pt">Ernest=20 Christley = <echristley@att.net></SPAN></P></TD></TR> <TR> <TD=20 style=3D"PADDING-BOTTOM: 0.75pt; PADDING-LEFT: 0.75pt; = PADDING-RIGHT: 0.75pt; PADDING-TOP: 0.75pt"> <P class=3DMsoNormal><SPAN=20 style=3D"FONT-FAMILY: 'Verdana','sans-serif'; = FONT-SIZE: 9pt">Subject:</SPAN></P></TD> <TD=20 style=3D"PADDING-BOTTOM: 0.75pt; PADDING-LEFT: 0.75pt; = PADDING-RIGHT: 0.75pt; PADDING-TOP: 0.75pt"> <P class=3DMsoNormal><SPAN=20 style=3D"FONT-FAMILY: 'Verdana','sans-serif'; = FONT-SIZE: 9pt">Re:=20 [FlyRotary] Spreadsheet Cooling = Section</SPAN></P></TD></TR> <TR> <TD=20 style=3D"PADDING-BOTTOM: 0.75pt; PADDING-LEFT: 0.75pt; = PADDING-RIGHT: 0.75pt; PADDING-TOP: 0.75pt"> <P class=3DMsoNormal><SPAN=20 style=3D"FONT-FAMILY: 'Verdana','sans-serif'; = FONT-SIZE: 9pt">Date:</SPAN></P></TD> <TD=20 style=3D"PADDING-BOTTOM: 0.75pt; PADDING-LEFT: 0.75pt; = PADDING-RIGHT: 0.75pt; PADDING-TOP: 0.75pt"> <P class=3DMsoNormal><SPAN=20 style=3D"FONT-FAMILY: 'Verdana','sans-serif'; = FONT-SIZE: 9pt">Fri,=20 24 Aug 2012 10:41:30 -0400</SPAN></P></TD></TR> <TR> <TD=20 style=3D"PADDING-BOTTOM: 0.75pt; PADDING-LEFT: 0.75pt; = PADDING-RIGHT: 0.75pt; PADDING-TOP: 0.75pt"> <P class=3DMsoNormal><SPAN=20 style=3D"FONT-FAMILY: 'Verdana','sans-serif'; = FONT-SIZE: 9pt">To:</SPAN></P></TD> <TD=20 style=3D"PADDING-BOTTOM: 0.75pt; PADDING-LEFT: 0.75pt; = PADDING-RIGHT: 0.75pt; PADDING-TOP: 0.75pt"> <P class=3DMsoNormal><SPAN=20 style=3D"FONT-FAMILY: 'Verdana','sans-serif'; = FONT-SIZE: 9pt">Rotary=20 motors in aircraft=20 = <flyrotary@lancaironline.net></SPAN></P></TD></TR></TBODY></TABLE><= /TD> <TD=20 style=3D"PADDING-BOTTOM: 0.75pt; PADDING-LEFT: 0.75pt; = PADDING-RIGHT: 0.75pt; PADDING-TOP: 0.75pt"> <P style=3D"TEXT-ALIGN: center" class=3DMsoNormal = align=3Dcenter><A=20 = href=3D"http://lancaironline.net/lists/flyrotary/Message/58870-H.txt"=20 target=3D_blank><B><SPAN=20 style=3D"FONT-FAMILY: 'Verdana','sans-serif'; COLOR: navy; = FONT-SIZE: 9pt; TEXT-DECORATION: none"><IMG=20 id=3DPicture_x0020_1 border=3D0 alt=3D"Message Header"=20 src=3D"cid:41EA9A6D53B947BDB07AD7F3636F7ECA@EdPC" width=3D10 = height=3D13></SPAN></B></A><SPAN=20 style=3D"FONT-FAMILY: 'Verdana','sans-serif'; FONT-SIZE: = 9pt"><BR><BR></SPAN><A=20 = href=3D"http://lancaironline.net/lists/flyrotary/Message/58870-P.txt"=20 target=3D_blank><B><SPAN=20 style=3D"FONT-FAMILY: 'Verdana','sans-serif'; COLOR: navy; = FONT-SIZE: 9pt; TEXT-DECORATION: none"><IMG=20 id=3DPicture_x0020_2 border=3D0 alt=3D"Undecoded Message"=20 src=3D"cid:6CC168DAE29B4E9F8A103514CE6D517D@EdPC" width=3D10 = height=3D13></SPAN></B></A><SPAN=20 style=3D"FONT-FAMILY: 'Verdana','sans-serif'; FONT-SIZE: = 9pt"></SPAN></P></TD></TR></TBODY></TABLE></TD></TR> <TR> <TD=20 style=3D"PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; PADDING-RIGHT: 0in; = PADDING-TOP: 0in"> <P style=3D"MARGIN-BOTTOM: 12pt" class=3DMsoNormal><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">Ed Anderson=20 wrote:</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">> But, as = stated=20 before the cooling section is on less solid ground due = to</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">> the = fact that=20 installation variables play such a large role in = cooling</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">> and = they are not=20 taken into consideration. But, you can play with it = to</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">> see the = effects=20 of changing several variables on cooling.</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">>=20 </SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">> = Ed</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">>=20 </SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">Just been = playing with=20 this, pulling data out of my data logs. I don't have all my = numbers=20 exact yet, but I think this</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">will be = useful for=20 making a SWAG at determining if the system will stay within safety = margins=20 during various phases of</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt">flight.</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">Would it be = to much to=20 ask those with flying machines if they can go out and determine = where=20 their system starts to warm</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">up, which = would be a=20 rough indication of where the cooling capacity is exceeded? = I=20 thinking of doing a steep climbout</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">and slowly = dropping=20 the nose until the temps start coming down, noting the temp, MAP, = airspeed=20 and AFR at that point. I</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">don't think = it is=20 necessary to tell grown people that built their own airplane that = they=20 need to be careful about</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">airspeed = while doing=20 something like this. If we can get a variety of = samples, we=20 can put error bars around the</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: = 10pt"><BR></SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Courier New'; FONT-SIZE: 10pt">numbers that = the=20 spreadsheet gives.</SPAN><SPAN=20 style=3D"FONT-FAMILY: 'Verdana','sans-serif'; FONT-SIZE: = 9pt"></SPAN></P></TD></TR></TBODY></TABLE> <P class=3DMsoNormal> </P></DIV>This message, and the documents = attached=20 hereto, is intended only for the addressee and may contain privileged or = confidential information. Any unauthorized disclosure is strictly = prohibited. If=20 you have received this message in error, please notify us immediately so = that we=20 may correct our internal records. Please then delete the original = message. Thank=20 you. <A></A> <P align=3Dleft avgcert?? color=3D"#000000">No virus found in this=20 message.<BR>Checked by AVG - <A=20 href=3D"http://www.avg.com">www.avg.com</A><BR>Version: 2012.0.2197 / = Virus=20 Database: 2437/5220 - Release Date: 08/23/12</P></BODY></HTML> ------=_NextPart_001_001B_01CD8229.1BDBEBC0-- ------=_NextPart_000_001A_01CD8229.1BDBEBC0 Content-Type: image/gif; name="image001.gif" Content-Transfer-Encoding: base64 Content-ID: <41EA9A6D53B947BDB07AD7F3636F7ECA@EdPC> R0lGODdhCgANAPcAAAAAAIAAAACAAICAAAAAgIAAgACAgMDAwMDcwKbK8AAAAAAAKgAAVQAAfwAA qgAA1AAqAAAqKgAqVQAqfwAqqgAq1ABVAABVKgBVVQBVfwBVqgBV1AB/AAB/KgB/VQB/fwB/qgB/ 1ACqAACqKgCqVQCqfwCqqgCq1ADUAADUKgDUVQDUfwDUqgDU1CoAACoAKioAVSoAfyoAqioA1Coq ACoqKioqVSoqfyoqqioq1CpVACpVKipVVSpVfypVqipV1Cp/ACp/Kip/VSp/fyp/qip/1CqqACqq KiqqVSqqfyqqqiqq1CrUACrUKirUVSrUfyrUqirU1FUAAFUAKlUAVVUAf1UAqlUA1FUqAFUqKlUq VVUqf1UqqlUq1FVVAFVVKlVVVVVVf1VVqlVV1FV/AFV/KlV/VVV/f1V/qlV/1FWqAFWqKlWqVVWq f1WqqlWq1FXUAFXUKlXUVVXUf1XUqlXU1H8AAH8AKn8AVX8Af38Aqn8A1H8qAH8qKn8qVX8qf38q qn8q1H9VAH9VKn9VVX9Vf39Vqn9V1H9/AH9/Kn9/VX9/f39/qn9/1H+qAH+qKn+qVX+qf3+qqn+q 1H/UAH/UKn/UVX/Uf3/Uqn/U1KoAAKoAKqoAVaoAf6oAqqoA1KoqAKoqKqoqVaoqf6oqqqoq1KpV AKpVKqpVVapVf6pVqqpV1Kp/AKp/Kqp/Vap/f6p/qqp/1KqqAKqqKqqqVaqqf6qqqqqq1KrUAKrU KqrUVarUf6rUqqrU1NQAANQAKtQAVdQAf9QAqtQA1NQqANQqKtQqVdQqf9QqqtQq1NRVANRVKtRV VdRVf9RVqtRV1NR/ANR/KtR/VdR/f9R/qtR/1NSqANSqKtSqVdSqf9SqqtSq1NTUANTUKtTUVdTU f9TUqtTU1AAAAAwMDBkZGSYmJjMzMz8/P0xMTFlZWWZmZnJycn9/f4yMjJmZmaWlpbKysr+/v8zM zNjY2OXl5fLy8v/78KCgpICAgP8AAAD/AP//AAAA//8A/wD//////ywAAAAACgANAAAINgDxCRw4 EAC+fwgTIjT4DwCAAwIXHlSYkKHDhxEZUpTYEONEjRstOoR4ECRFkSQ5bux4saXDgAA7 ------=_NextPart_000_001A_01CD8229.1BDBEBC0 Content-Type: image/gif; name="image002.gif" Content-Transfer-Encoding: base64 Content-ID: <6CC168DAE29B4E9F8A103514CE6D517D@EdPC> R0lGODdhCgANAPcAAAAAAIAAAACAAICAAAAAgIAAgACAgMDAwMDcwKbK8AAAAAAAKgAAVQAAfwAA qgAA1AAqAAAqKgAqVQAqfwAqqgAq1ABVAABVKgBVVQBVfwBVqgBV1AB/AAB/KgB/VQB/fwB/qgB/ 1ACqAACqKgCqVQCqfwCqqgCq1ADUAADUKgDUVQDUfwDUqgDU1CoAACoAKioAVSoAfyoAqioA1Coq ACoqKioqVSoqfyoqqioq1CpVACpVKipVVSpVfypVqipV1Cp/ACp/Kip/VSp/fyp/qip/1CqqACqq KiqqVSqqfyqqqiqq1CrUACrUKirUVSrUfyrUqirU1FUAAFUAKlUAVVUAf1UAqlUA1FUqAFUqKlUq VVUqf1UqqlUq1FVVAFVVKlVVVVVVf1VVqlVV1FV/AFV/KlV/VVV/f1V/qlV/1FWqAFWqKlWqVVWq f1WqqlWq1FXUAFXUKlXUVVXUf1XUqlXU1H8AAH8AKn8AVX8Af38Aqn8A1H8qAH8qKn8qVX8qf38q qn8q1H9VAH9VKn9VVX9Vf39Vqn9V1H9/AH9/Kn9/VX9/f39/qn9/1H+qAH+qKn+qVX+qf3+qqn+q 1H/UAH/UKn/UVX/Uf3/Uqn/U1KoAAKoAKqoAVaoAf6oAqqoA1KoqAKoqKqoqVaoqf6oqqqoq1KpV AKpVKqpVVapVf6pVqqpV1Kp/AKp/Kqp/Vap/f6p/qqp/1KqqAKqqKqqqVaqqf6qqqqqq1KrUAKrU KqrUVarUf6rUqqrU1NQAANQAKtQAVdQAf9QAqtQA1NQqANQqKtQqVdQqf9QqqtQq1NRVANRVKtRV VdRVf9RVqtRV1NR/ANR/KtR/VdR/f9R/qtR/1NSqANSqKtSqVdSqf9SqqtSq1NTUANTUKtTUVdTU f9TUqtTU1AAAAAwMDBkZGSYmJjMzMz8/P0xMTFlZWWZmZnJycn9/f4yMjJmZmaWlpbKysr+/v8zM zNjY2OXl5fLy8v/78KCgpICAgP8AAAD/AP//AAAA//8A/wD//////ywAAAAACgANAAAIPgDxCRw4 EAC+fwcQKjxgMCHDhAD+GUQYEcDDhhIzVjwIkSJDfA8zQjxYUWRDixVHmnSI0aHCiS5ZAphJs2ZA ADs= ------=_NextPart_000_001A_01CD8229.1BDBEBC0--