Sorry for the rubbish - it may have been an embedded picture. Merry Christmas and Happy Holidays anyway!
?? Pete -----Original Message----- From: [email protected] To: [email protected] Sent: Mon, 22 Dec 2008 3:00 pm Subject: SSLiveSteam Digest, Vol 38, Issue 3 Send SSLiveSteam mailing list submissions to [email protected] To subscribe or unsubscribe via the World Wide Web, visit http://postfix.45mm.com/mailman/listinfo/sslivesteam or, via email, send a message with subject or body 'help' to [email protected] You can reach the person managing the list at [email protected] When replying, please edit your Subject line so it is more specific than "Re: Contents of SSLiveSteam digest..." Today's Topics: 1. Re: Le Chatalier or Water Brake (2) ([email protected]) 2. Re: Le Chatalier or Water Brake (2) (Rob Meadows) 3. Re: Le Chatalier or Water Brake (2) ([email protected]) ---------------------------------------------------------------------- Message: 1 Date: Sun, 21 Dec 2008 16:52:15 -0500 From: [email protected] Subject: Re: [SSLiveSteam] Le Chatalier or Water Brake (2) To: [email protected] Message-ID: <[email protected]> Content-Type: text/plain; charset="utf-8" CltJIGhvcGUgeW91IGRpZG4ndCBnZXQgdGhlIHNhbWUgYXMgSSBkaWQgKHNlZSBiZWxvdykgYnV0 IGhlcmUncyBhIHZlcnNpb24gY29udmVydGVkIHZpYSBXb3JkcGFkIHRvIHBsYWluIHRleHQuXQoK PiBBbnkgdGhvdWdodHMgYXMgdG8gd2hhdCB0aGlzIHZhbHZlIGlzLCBhbmQgd2hhdCBpdCBkb2Vz PwoKwqAKCkZyb20gIiBUaGUgU2NpZW5jZSBvZiBSYWlsd2F5cyBCeSBNYXJzaGFsbCBNb25yb2Ug S2lya21hbiIgKHdoZXJlIGVsc2U/KSAKCihQcmV0dHkgdXNlZnVsIGJlaW5nIGFibGUgdG8gc2Vh cmNoIHRoZSBjb250ZW50cyBvZiBib29rcyB2aWEgR29vZ2xlISkKCiJUaGUgTGVDaGF0ZWxpZXIg b3IgV2F0ZXIgQnJha2Uu4oCUVGhpcyBicmFrZSB3YXMgaW52ZW50ZWQgYWJvdXQgZmlmdHkgeWVh cnMgYWdvIGJ5IGEgRnJlbmNobWFuLCB3aG9zZSBuYW1lIGl0IHN0aWxsIGJlYXJzLiBJdCBpcyBo 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MGJXd0sKCi0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tCl9fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fClNMaXZlU3RlYW0gbWFpbGluZyBsaXN0ClNMaXZl U3RlYW1AcG9zdGZpeC40NW1tLmNvbQp0dHA6Ly9wb3N0Zml4LjQ1bW0uY29tL21haWxtYW4vbGlz dGluZm8vc3NsaXZlc3RlYW0KCm5kIG9mIFNTTGl2ZVN0ZWFtIERpZ2VzdCwgVm9sIDM4LCBJc3N1 ZSAyCioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqCgotLS0tLS0tLS0t LS0tLSBuZXh0IHBhcnQgLS0tLS0tLS0tLS0tLS0KQW4gSFRNTCBhdHRhY2htZW50IHdhcyBzY3J1 YmJlZC4uLgpVUkw6IGh0dHA6Ly9wb3N0Zml4LjQ1bW0uY29tL3BpcGVybWFpbC9zc2xpdmVzdGVh bS9hdHRhY2htZW50cy8yMDA4MTIyMS9kMDc5MjU1Ni9hdHRhY2htZW50Lmh0bWwK ------------------------------ Message: 2 Date: Sun, 21 Dec 2008 16:39:09 -0800 (PST) From: Rob Meadows <[email protected]> Subject: Re: [SSLiveSteam] Le Chatalier or Water Brake (2) To: Small-scale live steam discussions <[email protected]> Message-ID: <[email protected]> Content-Type: text/plain; charset="windows-1252" I wonder if this water brake would work for incontinence? For the older eng= ineers with long hauls between stations! Merry Christmas Rob --- On Sun, 12/21/08, [email protected] <[email protected]> wrote: From: [email protected] <[email protected]> Subject: Re: [SSLiveSteam] Le Ch atalier or Water Brake (2) To: [email protected] Date: Sunday, December 21, 2008, 1:52 PM [I hope you didn't get the same as I did (see below) but here's a version converted via Wordpad to plain text.] > Any thoughts as to what this valve is, and what it does? =A0 >From " The Science of Railways By Marshall Monroe Kirkman" (where else?) = (Pretty useful being able to search the contents of books via Google!) "The LeChatelier or Water Brake.=97This brake was invented about fifty years ago by a Frenchman, whose name it still bears. It is highly recommend= ed for general use in mountainous districts on account of (1) its efficiency, = (2) avoiding the trouble so generally experienced with the driving wheel tires heating and expanding on account of the friction between the brake shoes and tires with the ordinary brake. It is very inexpensive and simple to apply. = It is most generally referred to as the "water brake," although it is not water, but wet steam that is introduced into the cylinders. The principles involved are very much similar to those employed in the operation of the Sw= eeney Air Compressor. = When the engine is reversed while running the cylinders are converted into = air pumps, and greatly retard the speed of the engine. Before the advent of the= air brake it was almost the universal means employed to stop the engine and aid= in holding a train. But this method of using the reverse lever had serious objections; as was stated above, the cylinders were converted into air pump= s; to fill the vacuum thus created in the cylinders behind the moving piston, hot gases,=3D2 0cinders and smoke from the smokebox were drawn in . This of course was very objectionable and something had to be devised to supply the place of these = hot gases. = =A0 LECHATEUER OR WATER BRAKK This led to the invention of the water brake by LeChatelier, who used a jet= of wet steam in the exhaust ports, which filled the vacuum in the cylinders in= stead of gases. =A0 Construction.=97Its construction and application is clearly shown in Figure= 96. It is composed of a globe valve a and pipe b which is divided into two pipe= s c, c, the latter entering the exhaust pipes as shown. The globe valve in the b= oiler head should be set within easy reach of the engineer and just below the wat= er line in the boiler. In conjunction with the last statement it may not appear clear to some why it is asserted that steam is used in the cylinders, and y= et the globe valve connection is below the water line. This is explained by the fact that water will boil under atmospheric pressure or in the open air at a temperature of 212 =B0F and be converted into steam. When the steam is up t= o a pressure of 175 pounds the boiling point of the water is 377=B0F; when it is released into the exhaust ports, the temperature being above the boiling po= int, it flashes into steam as it enters the cylinders. To Operate.=97First cut out the air driver brake. Open the cylinder cocks. Close the throttle valve and open the globe valve of the water brake about a quarter of a turn, then place=3D2 0the reverse lever several notches back of the center of the quadrant, and = note the density of the steam by its color as it issues from the cylinder cocks.= If it does not have a damp or dense white color the water valve must be opened until it does; if on the contrary water is thrown from the stack the water = valve is opened too wide. Then the reverse lever should be moved backward until t= he required braking power is exerted; the further back the lever is placed, the greater the retardation of speed. Thus when placed in but the first or seco= nd notch back of the center, a very little braking power is obtained; when pla= ced in the extreme back notch it holds the most. To cut out of service again, c= lose the water globe valve, and move the reverse lever slowly to forward motion.= If it is desired to use the water brake while the engine is running backward, reverse the operations explained above. " http://books.google.com/books?id=3DakK4s21j0tMC &pg=3DRA2-PA219&dq=3DLe+Chat= elier+valve#PRA2-PA216,M1 Pete -----Original Message----- From: [email protected] To: [email protected] Sent: Sun, 21 Dec 2008 3:00 pm Subject: SSLiveSteam Digest, Vol 38, Issue 2 Send SSLiveSteam mailing list submissions to [email protected] To subscribe or unsubscribe via the World Wide Web, visit http://postfix.45mm.com/mailman/listinfo/sslivesteam r, via email, send a message with subject or body 'help' to [email protected] You can reach the person managing the list at sslive [email protected] When replying, please edit your Subject line so it is more specific han "Re: Contents of SSLiveSteam digest..." oday's Topics: 1. Re: Le Chatalier or Water Brake ([email protected]) --------------------------------------------------------------------- Message: 1 ate: Sat, 20 Dec 2008 15:27:17 -0500 rom: [email protected] ubject: Re: [SSLiveSteam] Le Chatalier or Water Brake o: [email protected] essage-ID: <[email protected]> ontent-Type: text/plain; charset=3D"utf-8" PiBBbnkgdGhvdWdodHMgYXMgdG8gd2hhdCB0aGlzIHZhbHZlIGlzLCBhbmQgd2hhdCBpdCBkb2Vz woKCkZyb20gIiBUaGUgU2NpZW5jZSBvZiBSYWlsd2F5c8KgQnkgTWFyc2hhbGwgTW9ucm9lIEtp mttYW4iwqAgKHdoZXJlIGVsc2U/KSAKKFByZXR0eSB1c2VmdWwgYmVpbmcgYWJsZSB0byBzZWFy 2ggdGhlIGNvbnRlbnRzIG9mIGJvb2tzIHZpYSBHb29nbGUhKQoKIlRoZSBMZUNoYXRlbGllciBv iBXYXRlciBCcmFrZS7igJRUaGlzIGJyYWtlIHdhcyBpbnZlbnRlZCBhYm91dCBmaWZ0eSB5ZWFy yBhZ28gYnkgYSBGcmVuY2htYW4sIHdob3NlIG5hbWUgaXQgc3RpbGwgYmVhcnMuIEl0IGlzIGhp 2hseSByZWNvbW1lbmRlZCBmb3IgZ2VuZXJhbCB1c2UgaW4gbW91bnRhaW5vdXMgZGlzdHJpY3Rz G9uIGFjY291bnQgb2YgKDEpIGl0cyBlZmZpY2llbmN5LCAoMikgYXZvaWRpbmcgdGhlIHRyb3Vi 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SSLiveSteam Digest, Vol 38, Issue 2 ***************************************** -------------- next part -------------- An HTML attachment was scrubbed... URL: http://postfix.45mm.com/pipermail/sslivesteam/attachments/20081221/d0792556= /attachment.html _______________________________________________ SSLiveSteam mailing list Send messages: [email protected] Cancel subscription: http://postfix.45mm.com/mailman/listinfo/sslivesteam Rules: http://www.45mm.com/sslivesteam_guide.html -------------- next part -------------- An HTML attachment was scrubbed... URL: http://postfix.45mm.com/pipermail/sslivesteam/attachments/20081221/470= 50689/attachment.html ------------------------------ Message: 3 Date: Mon, 22 Dec 2008 15:33:27 +0000 From: [email protected] Subject: Re: [SSLiveSteam] Le Chatalier or Water Brake (2) To: [email protected], "Small-scale live steam discussions" <[email protected]> Message-ID: <1865117626-1229960015-cardhu_decombobulator_blackberry.rim.net-6788548...@bxe278.bisx.prod.on.blackberry> Content-Type: text/plain; charset="Windows-1252" Ever heard of a Foley catheter? Sent via BlackBerry from T-Mobile -----Original Message----- From: Rob Meadows <[email protected]> Date: Sun, 21 Dec 2008 16:39:09 To: Small-scale live steam discussions<[email protected]> Subject: Re: [SSLiveSteam] Le Chatalier or Water Brake (2) I wonder if this water brake would work for incontinence? For the older e ngineers with long hauls between stations! Merry Christmas Rob --- On Sun, 12/21/08, [email protected] <[email protected]> wrote: From: [email protected] <[email protected]> Subject: Re: [SSLiveSteam] Le Chatalier or Water Brake (2) To: [email protected] Date: Sunday, December 21, 2008, 1:52 PM [I hope you didn't get the same as I did (see below) but here's a version converted via Wordpad to plain text.] > Any thoughts as to what this valve is, and what it does? ? >From " The Science of Railways By Marshall Monroe Kirkman" (where else?) (Pretty useful being able to search the contents of books via Google!) "The LeChatelier or Water Brake.?This brake was invented about fifty years ago by a Frenchman, whose name it still bears. It is highly recommended for general use in mountainous districts on account of (1) its efficiency, (2) avoiding the trouble so generally experienced with the driving wheel tires heating and expanding on account of the friction between the brake shoes and tires with the ordinary brake. It is very inexpensive and simple to apply. It is most generally referred to as the "water brake," although it is not water, but wet steam that is introduced into the cylinders. The principles involved are very much similar to those employed in the operation of the Sweeney Air Compressor. When the engine is reversed while running the cylinders are converted into air pumps, and greatly retard the speed of the engine. Before the advent of the air brake it was almost the universal means employed to stop the engine and aid in holding a train. But this method of using the reverse lever had serious objections; as was stated above, the cylinders were converted into air pumps; to fill the vacuum thus created in the cylinders behind the moving piston, hot gases,=2 0cinders and smoke from the smokebox were drawn in . This of course was very objectionable and something had to be devised to supply the place of these hot gases. ? LECHATEUER OR WATER BRAKK This led to the invention of the water brake by LeChatelier, who used a jet of wet steam in the exhaust ports, which filled the vacuum in the cylinders instead of gases. ? Construction.?Its construction and application is clearly shown in Figure 96. It is composed of a globe valve a and pipe b which is divided into two pipes c, c, the latter entering the exhaust pipes as shown. The globe valve in the boiler head should be set within easy reach of the engineer and just below the water line in the boiler. In conjunction with the last statement it may not appear clear to some why it is asserted that steam is used in the cylinders, and yet the globe valve connection is below the water line. This is explained by the fact that water will boil under atmospheric pressure or in the open air at a temperature of 212 ?F and be converted into steam. When the steam is up to a pressure of 175 pounds the boiling point of the water is 377?F; when it is released into the exhaust ports, the temperature being above the boiling point, it flashes into steam as it enters the cylinders. To Operate.?First cut out the air driver brake. Open the cylinder cocks. Close the throttle valve and open the globe valve of the water brake about a quarter of a turn, then place=2 0the reverse lever several notches back of the center of the quadrant, and note the density of the steam by its color as it issues from the cylinder cocks. If it does not have a damp or dense white color the water valve must be opened until it does; if on the contrary water is thrown from the stack the water valve is opened too wide. Then the reverse lever should be moved backward until the required braking power is exerted; the further back the lever is placed, the greater the retardation of speed. Thus when placed in but the first or second notch back of the center, a very little braking power is obtained; when placed in the extreme back notch it holds the most. To cut out of service again, close the water globe valve, and move the reverse lever slowly to forward motion. If it is desired to use the water brake whi le the engine is running backward, reverse the operations explained above. " http://books.google.com/books?id=akK4s21j0tMC&pg=RA2-PA219&dq=Le+Chatelier+valve#PRA2-PA216,M1 Pete -----Original Message----- From: [email protected] To: [email protected] Sent: Sun, 21 Dec 2008 3:00 pm Subject: SSLiveSteam Digest, Vol 38, Issue 2 Send SSLiveSteam mailing list submissions to [email protected] To subscribe or unsubscribe via the World Wide Web, visit http://postfix.45mm.com/mailman/listinfo/sslivesteam r, via email, send a message with subject or body 'help' to [email protected] You can reach the person managing the list at sslive [email protected] When replying, please edit your Subject line so it is more specific han "Re: Contents of SSLiveSteam digest..." oday's Topics: 1. Re: Le Chatalier or Water Brake ([email protected]) --------------------------------------------------------------------- Message: 1 ate: Sat, 20 Dec 2008 15:27:17 -0500 rom: [email protected] ubject: Re: [SSLiveSteam] Le Chatalier or Water Brake o: [email protected] essage-ID: <[email protected]> ontent-Type: text/plain; charset="utf-8" PiBBbnkgdGhvdWdodHMgYXMgdG8gd2hhdCB0aGlzIHZhbHZlIGlzLCBhbmQgd2hhdCBpdCBkb2Vz woKCkZyb20gIiBUaGUgU2NpZW5jZSBvZiBSYWlsd2F5c8KgQnkgTWFyc2hhbGwgTW9ucm9lIEtp mttYW4iwqAgKHdoZXJlIGVsc2U/KSAKKFByZXR0eSB1c2VmdWwgYmVpbmcgYWJsZSB0byBzZWFy 2ggdGhlIGNvbnRlbnRzIG9mIGJvb2tzIHZpYSBHb29nbGUhKQoKIlRoZSBMZUNoYXRlbGllciBv iBXYXRlciBCcmFrZS7igJRUaGlzIGJyYWtlIHdhcyBpbnZlbnRlZCBhYm91dCBmaWZ0eSB5ZWFy yBhZ28gYnkgYSBGcmVuY2htYW4sIHdob3NlIG5hbWUgaXQgc3RpbGwgYmVhcnMuIEl0IGlzIGhp 2hseSByZWNvbW1lbmRlZCBmb3IgZ2VuZXJhbCB1c2UgaW4gbW91bnRhaW5vdXMgZGlzdHJpY3Rz G9uIGFjY291bnQgb2YgKDEpIGl0cyBlZmZpY2llbmN5LCAoMikgYXZvaWRpbmcgdGhlIHRyb3Vi 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