US757846A - Feed-water heater. - Google Patents

Feed-water heater. Download PDF

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Publication number
US757846A
US757846A US15624303A US1903156243A US757846A US 757846 A US757846 A US 757846A US 15624303 A US15624303 A US 15624303A US 1903156243 A US1903156243 A US 1903156243A US 757846 A US757846 A US 757846A
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United States
Prior art keywords
chamber
feed
steam
water
coil
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Expired - Lifetime
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US15624303A
Inventor
Sydney Westhorpe Simpson
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Individual
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Individual
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Priority to US15624303A priority Critical patent/US757846A/en
Application granted granted Critical
Publication of US757846A publication Critical patent/US757846A/en
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Expired - Lifetime legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/02Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
    • F28D7/024Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled the conduits of only one medium being helically coiled tubes, the coils having a cylindrical configuration
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S165/00Heat exchange
    • Y10S165/355Heat exchange having separate flow passage for two distinct fluids
    • Y10S165/40Shell enclosed conduit assembly
    • Y10S165/44Coiled conduit assemblies
    • Y10S165/441Helical

Definitions

  • This invention relates to improvements in feed-water heaters chiefly designed for use in connection with condensing-engines.
  • a device comprising a cylindrical or other suitably-shaped chamber adapted to be fitted in the steam-pipe, which may be enlarged to receive it.
  • a pipe preferably of copper or other material which is a good conductor of heat, the said coil forming a continuation of the chamber.
  • the feed-water to be heated is caused to enter the chamber through which it flows and thence passes into the coil.
  • the exhaust-steam bathes the cylindrical chamber and the coil, so that the feed-water is heated both in its passage through the cylindrical chamber and through the coil.
  • the device is so fitted in the steam-pipe that it can be removed for examination, cleansing, and repair, and replaced with facility.
  • I prefer to fit the device in the steam-pipe so that the feed-water first flows through the pump by which it is forced through the heater.
  • a is the cylindrical chamber, which is fitted inside the expansion or enlargement Z) of the steam-pipe (which I term the steam-chamber.)
  • c is the pipe,of copper or other material that is a good conductor of heat, which is coiled around the chamber a.
  • One end of this pipe is attached to the inner end of the chamber a,
  • the device including the chamber a and the coil 0 is fitted to a cover or flange f in such a manner that the said device can be inserted into the expansion 6 of the steam-pipe and bolted in place and removed for examination, cleansing, and repair with extreme case.
  • the exhaust-steam flows through the pipe 5, bathing both the coil 0 and the chamber a, and the feed-water is caused to flow, preferably through the medium of a pump, into the chamber a through the inlet g in the flange f, the said water passing through the said chamber a, where it has heat imparted to it by the walls of the said chamber. ()n reaching the end of the chamber it enters the coil 0 and flows in a spiral path through the said coil around the chamber a and has more heat imparted to it byits contact with the walls of the hot coil, the heated water finally escaping through the outlet 0.
  • a feed-water heater In a feed-water heater, the combination with the steam chamber provided with a steam-inlet, a steam-outlet, and an auxiliary aperture, a removable closing-plate secured to said chamber and closing said aperture, a feed-water heating-chamber secured to said plate, extending into said steam-chamber and' chamber and coil may be removed therewith having an opening eommumeatmg therewith from the steam-chamber, substantially as dethrough said plate, a 'coil connected at one end serlbed.

Description

PATENTED APR. 19, 1904.
s. w. SIMPSON. FEED WATER HEATER.
APPLICATION FILED MAY 8, 1903.
30 MODEL.
fnuqntam. w Jw W. MQM QM WL'Z/Lasms amm UNITED STATES Patented April 19, 1904.
PATENT OFFICE.
FEED-WATER HEATER.
SPECIFICATION forming part of Letters Patent N0. 757,846, dated April 19, 1904.
Application filed May 8, 1903. .Serial No. 156,243. (No model.)
To all whom it may concern:
Be it known that I, SYDNEY WESTHORPE SIMrsoN, a subject of the King of Great Britain, residing at .Devonport House, Camperdown, Great Yarmouth, county of Norfolk,
England, have invented ,new and useful Improvements in FcedWV ater Heaters, of which the following is a specification.
This invention relates to improvements in feed-water heaters chiefly designed for use in connection with condensing-engines.
According to the invention I make use of a device comprising a cylindrical or other suitably-shaped chamber adapted to be fitted in the steam-pipe, which may be enlarged to receive it. Around this chamber is coiled a pipe, preferably of copper or other material which is a good conductor of heat, the said coil forming a continuation of the chamber. The feed-water to be heated is caused to enter the chamber through which it flows and thence passes into the coil. The exhaust-steam bathes the cylindrical chamber and the coil, so that the feed-water is heated both in its passage through the cylindrical chamber and through the coil. In practice the device is so fitted in the steam-pipe that it can be removed for examination, cleansing, and repair, and replaced with facility. To avoid the disadvantages which are met with when pumping hot water, I prefer to fit the device in the steam-pipe so that the feed-water first flows through the pump by which it is forced through the heater.
To enable the invention to be fully under- .stood, I will describe it by reference to the accompanying drawings, in which Figure l is a longitudinal section of a feedwater heater made according to the invention, and Fig. 2 is a section on the line 2 2, Fig. 1.
a is the cylindrical chamber, which is fitted inside the expansion or enlargement Z) of the steam-pipe (which I term the steam-chamber.) cis the pipe,of copper or other material that is a good conductor of heat, which is coiled around the chamber a. One end of this pipe is attached to the inner end of the chamber a,
as shown at (Z, the other end being connected to the outlet 6.
As will be seen, the device, including the chamber a and the coil 0, is fitted to a cover or flange f in such a manner that the said device can be inserted into the expansion 6 of the steam-pipe and bolted in place and removed for examination, cleansing, and repair with extreme case.
The exhaust-steam flows through the pipe 5, bathing both the coil 0 and the chamber a, and the feed-water is caused to flow, preferably through the medium of a pump, into the chamber a through the inlet g in the flange f, the said water passing through the said chamber a, where it has heat imparted to it by the walls of the said chamber. ()n reaching the end of the chamber it enters the coil 0 and flows in a spiral path through the said coil around the chamber a and has more heat imparted to it byits contact with the walls of the hot coil, the heated water finally escaping through the outlet 0.
Having now particularly described and ascertained the nature of my said invention and in what manner the same is to be performed, I declare that what I claim is 1. In a feed-water heater, the combination with the steam-chamber, provided with steam inlet and outlet, of a detachable closing device fitted over an aperture in the walls of said chamber and provided with water inlet and outlet, and a water-heating device secured to said closing device and extending into the interior of said chamber and connected to said water inlet and outlet, whereby by removing said closing device said heating device may be removed from said chamber for examination, cleaning and repair, substantially as described.
2. In a feed-water heater, the combination with the steam chamber provided with a steam-inlet, a steam-outlet, and an auxiliary aperture, a removable closing-plate secured to said chamber and closing said aperture, a feed-water heating-chamber secured to said plate, extending into said steam-chamber and' chamber and coil may be removed therewith having an opening eommumeatmg therewith from the steam-chamber, substantially as dethrough said plate, a 'coil connected at one end serlbed.
to the inner end of said chamber and surround- SYDNEY WESTHORIE SIMPSON. ing the same, and having its other endcom- Witnesses:
municating With an aperture in said plate, CHARLES ALEZO JORDAN,
whereby by removing said plate, said Water- EDWARD CHARLES SAUNDERS.
US15624303A 1903-05-08 1903-05-08 Feed-water heater. Expired - Lifetime US757846A (en)

Priority Applications (1)

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US15624303A US757846A (en) 1903-05-08 1903-05-08 Feed-water heater.

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US15624303A US757846A (en) 1903-05-08 1903-05-08 Feed-water heater.

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2664275A (en) * 1950-04-18 1953-12-29 Harry W Carter Tankless heater and by-passing valve construction therefor
US4347894A (en) * 1979-09-04 1982-09-07 Gerlach Juergen Heat exchanger
US4987918A (en) * 1988-12-09 1991-01-29 Barnadas Miguel S Trap for steam condensates
US20070295493A1 (en) * 2004-12-18 2007-12-27 Neue Energie-Verwertungsge-Sellschaft Mbh Heat Exchanger

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2664275A (en) * 1950-04-18 1953-12-29 Harry W Carter Tankless heater and by-passing valve construction therefor
US4347894A (en) * 1979-09-04 1982-09-07 Gerlach Juergen Heat exchanger
US4987918A (en) * 1988-12-09 1991-01-29 Barnadas Miguel S Trap for steam condensates
US20070295493A1 (en) * 2004-12-18 2007-12-27 Neue Energie-Verwertungsge-Sellschaft Mbh Heat Exchanger

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