X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail.qnsi.net ([66.219.56.248] verified) by logan.com (CommuniGate Pro SMTP 5.2.13) with ESMTP id 3596855 for flyrotary@lancaironline.net; Sat, 25 Apr 2009 22:37:39 -0400 Received-SPF: none receiver=logan.com; client-ip=66.219.56.248; envelope-from=bhughes@qnsi.net Return-Receipt-To: "Bobby J. Hughes" MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C9C620.5CEC9452" Subject: RE: [FlyRotary] Re: bracket for psru Disposition-Notification-To: "Bobby J. Hughes" Content-class: urn:content-classes:message X-MimeOLE: Produced By Microsoft Exchange V6.5 Date: Sat, 25 Apr 2009 21:37:44 -0600 Message-ID: <74120FDE88CAFE4DBDA8814BCE20A3F30D856B@qnsi-mail.qnsi.net> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Re: bracket for psru Thread-Index: AcnGAVTRe8i79yaZS3izZGG/ZgrH5AAHB6rQ References: From: "Bobby J. Hughes" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01C9C620.5CEC9452 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Bill, =20 MT three blade for the RV10. Not sure of blade length. The controller lets you select any rpm between 1600 and 2650 in automatic mode. So 2400 on the prop at 36" MP. 2650 on the prop at 31" map. But never plan to run the engine above 7100\2500 rpm.=20 =20 Bobby=20 =20 =20 ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bill Bradburry Sent: Saturday, April 25, 2009 4:54 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: bracket for psru Bobby, I didn't catch what you mean by," now I can ground run 36" MP at 6800-6900 rpm with the prop set for high rpm. I can run 7500 rpm at 31-32".". You are running a higher rpm with a lower pressure? Typo?? Did you mean high pitch? What kind of prop are you running? Sounds electric inflight adjustable. IVO?? Or big bucks MT? What diameter and number of blades? =20 =20 Bill B ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bobby J. Hughes Sent: Saturday, April 25, 2009 12:15 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: bracket for psru Bill, =20 Not much data yet. Right now I can ground run 36" MP at 6800-6900 rpm with the prop set for high rpm. I can run 7500 rpm at 31-32". I have not been able to test the full range of rpm, MP and prop setting combinations. The attachment shows extrapolated data that should be in the ball park. I will need to identify max MP at each rpm point and also fuel flow once fine tuned. I may have excess airflow to my coolers and could possibly add an intercooler down the road.=20 =20 Bobby =20 ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bill Bradburry Sent: Friday, April 24, 2009 6:20 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: bracket for psru Is that your supercharger, Bobby? Do you have any more pictures and information? =20 Bill B=20 =20 ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bobby J. Hughes Sent: Friday, April 24, 2009 1:57 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: bracket for psru Kevin, =20 I don't remember anything different about the lower bolt. My bolts appear to be the same based on this photo. =20 Bobby =20 ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of kevin lane Sent: Friday, April 24, 2009 10:38 AM To: Rotary motors in aircraft Subject: [FlyRotary] bracket for psru the self-fabricated bracket that accepts one bolt from the psru mounting plate attaches to the block in 2 places. on my 2004 renesis, the upper takes a 8mm bolt. the bottom isn't an 8 nor a 10mm. the specialty hardware store doesn't carry 9mm bolts. is that what it is? by chance I noticed that a 3/8" (if I'm remembering correctly) course thread bolt seemed to fit amazingly well. what actually goes there? kevin ------_=_NextPart_001_01C9C620.5CEC9452 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable
Bill,
 
MT three blade for the RV10. Not sure of = blade length.=20 The controller lets you select any rpm between 1600 and = 2650 in=20 automatic mode. So 2400 on the prop at 36" MP.  2650 on the prop at = 31"=20 map. But never plan to run the engine above 7100\2500 rpm.=20
 
Bobby 
 
 
From: Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On Behalf Of Bill=20 Bradburry
Sent: Saturday, April 25, 2009 4:54 PM
To: = Rotary=20 motors in aircraft
Subject: [FlyRotary] Re: bracket for=20 psru

Bobby,

I didn’t catch what you mean=20 by,” now I can = ground run=20 36" MP at 6800-6900 rpm with the prop set for high rpm. I can run 7500 = rpm at=20 31-32".”.

You are running a higher rpm with a lower=20 pressure?  Typo??  Did you mean high=20 pitch?

What kind of prop are you running?  = Sounds electric=20 inflight adjustable.  IVO??  Or big bucks MT?  What = diameter and=20 number of blades? 

 

Bill B

From:=20 Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On=20 Behalf Of Bobby J. Hughes
Sent: Saturday, April 25, 2009 = 12:15=20 PM
To: = Rotary motors in aircraft
Subject: [FlyRotary] Re: bracket = for=20 psru

Bill,

 

Not much data = yet.=20 Right now I can ground run 36" MP at 6800-6900 rpm with the prop set for = high=20 rpm. I can run 7500 rpm at 31-32". I have not been able to test the full = range=20 of rpm, MP and prop setting combinations. The attachment shows = extrapolated=20 data that should be in the ball park. I will need to identify max MP at = each rpm=20 point and also fuel flow once fine tuned. I may have excess airflow to = my=20 coolers and could possibly add an intercooler down the road.=20

 

Bobby

 

From:=20 Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On=20 Behalf Of Bill Bradburry
Sent: Friday, April 24, 2009 6:20 = PM
To: = Rotary motors in aircraft
Subject: [FlyRotary] Re: bracket = for=20 psru

Is that your supercharger,=20 Bobby?

Do you have any more pictures and=20 information?

 

Bill = B 

 

From:=20 Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On=20 Behalf Of Bobby J. Hughes
Sent: Friday, April 24, 2009 1:57 = PM
To: = Rotary motors in aircraft
Subject: [FlyRotary] Re: bracket = for=20 psru

Kevin,

 

I don't = remember=20 anything different about the lower bolt. My bolts appear to be the = same=20 based on this photo.

 

Bobby

 

From:=20 Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On=20 Behalf Of kevin=20 lane
Sent:=20 Friday, April 24, 2009 10:38 AM
To: Rotary motors=20 in aircraft
Subject: [FlyRotary] bracket for=20 psru

the = self-fabricated=20 bracket that accepts one bolt from the psru mounting plate attaches to = the block=20 in 2 places.  on my 2004 renesis, the upper takes a 8mm bolt.  = the=20 bottom isn't an 8 nor a 10mm.  the specialty hardware store doesn't = carry=20 9mm bolts.  is that what it is?  by chance I noticed that a = 3/8" (if=20 I'm remembering correctly) course thread bolt seemed to fit amazingly=20 well.   what actually goes there?   =20 kevin

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