US1353457A - Apparatus for returning water to boilers - Google Patents
Apparatus for returning water to boilers Download PDFInfo
- Publication number
- US1353457A US1353457A US134931A US13493116A US1353457A US 1353457 A US1353457 A US 1353457A US 134931 A US134931 A US 134931A US 13493116 A US13493116 A US 13493116A US 1353457 A US1353457 A US 1353457A
- Authority
- US
- United States
- Prior art keywords
- water
- receiver
- steam
- pipe
- ejector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D5/00—Controlling water feed or water level; Automatic water feeding or water-level regulators
- F22D5/08—Controlling water feed or water level; Automatic water feeding or water-level regulators with float-actuated valves
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2931—Diverse fluid containing pressure systems
- Y10T137/2937—Gas pressure discharge of liquids feed traps [e.g., to boiler]
- Y10T137/2947—Gas pressure controlled by amount of liquid in trap
- Y10T137/2965—Float responsive
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2931—Diverse fluid containing pressure systems
- Y10T137/2937—Gas pressure discharge of liquids feed traps [e.g., to boiler]
- Y10T137/2947—Gas pressure controlled by amount of liquid in trap
- Y10T137/2965—Float responsive
- Y10T137/2975—Gas inlet and outlet valves unitary
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2931—Diverse fluid containing pressure systems
- Y10T137/3003—Fluid separating traps or vents
- Y10T137/3102—With liquid emptying means
- Y10T137/3105—Self-emptying
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7287—Liquid level responsive or maintaining systems
- Y10T137/7358—By float controlled valve
- Y10T137/7407—With counter-balance
Definitions
- Myinvention flowingthrough the valve will pass down is thus an improvement in iwater return throughithe pipe eto the ejector and thus pumps or traps operated automatically by operate to force the water from the receiver steam pressure applied to the body of wa- Z past the check valve j and into the pipe is, i ter in the trap, and particularly by aid of which communicates with the boiler, or it 70 an ejector located in the receiver and tomay be in any other receptacle in which wawhich steam is directly admitted. ter of condensation'is to be discharged. f
- Thedetails of construction, arrangement In further explanation of the operation and operation of my invention are as hereini of the apparatus 1 will state:
- the steampipe a extends into the rehave been established.
- the operation of the apparatus is as fol- The arrangementof the steam plpe nozzle lows: and the ejector within' the receiver is at- As the receiver a fills with water received tended by obvious advantages in respect to from the pipe h the float y will rise, and reduction of space, economy of construction 105' when the water has reached a certain height and material, and effectiveness in operation.
- the tripping mechanism of 7 I claim which the weighted lever (5 forms a princi- 1.
- an apparatus of the character dei pal part will effect the closure of the valve scribed,-a receiver having a Water inlet and I V 12 against the atmosphere which, upto this a delivery outlet to the boiler, a steam sup- 11 r 3 Pipe,
- a'receiver' having'avv a'ter inlet and a delivery outlet tothe boilena steamsup- P 5 Pip ply pipe level in said reto above the Water 'ceive'r, a pipe connecting said steam supply pipe -and said delivery outlet and having a portion submerged in the Water-of said-receiver, an ejector arranged in said submerged portion, and a float controlled valve mechanismior regulating; the adm ssion of steam to saldgsteam 1nlet andisaid ln ector a steam inlet from said steam supwhereby the :Waterfromsaid 'receiveris per1- odically injected 'nto-itheboiler through VVitnessese: V I
Description
n. N. CROSTHWAIT, 111.. APPARATUS FOR RETURNING WATER T0 BOILERS. APPLICATION'FILED,DEC.4 1916.
1,353,457; PatentdSept. 21,1920.-
fnven Zar c QM/M I 3 UNITEDTESTATEJ PAINT APPARATUS roninnrunmivejwarn'a ro norm ans; V
1,353,45 S man of LettersPaten l Patented Sept 21; 192,9.
' I 7 Application filed rec mr er 4,1916. Serial No. 134,931 5 ToaZZ whom z't'mag concern: 7 1 time, will have been in communication with Be it known that I, DAVID N. CRosTHWArr, the-same, and will thus open the passage, in Jr, a citizen of the United States, residing the pipe'a. The latter being suitably conat Marshallto'wn, in the county of Marshall nected with the boiler, above the water level 5 andS/tate of Iowa, have invented -an:lintherein, when opened, allows steam'to pass 6t proved "Apparatus'for Returning. Water to through Z) into the-receiver Z and discharge Boilers, of which the following is-a specifie through ithe nozzle :0, so that, it exerts a Cation. i A, pressure'on the surface oftheuwater, forc- 7 By my invention water may be fed re ing itinto the suction portion of the'ejector' v loturned to a boiler from a level-lower than Simultaneously, a portion of the steam 65 the water line of the boiler. Myinvention flowingthrough the valve will pass down is thus an improvement in iwater return throughithe pipe eto the ejector and thus pumps or traps operated automatically by operate to force the water from the receiver steam pressure applied to the body of wa- Z past the check valve j and into the pipe is, i ter in the trap, and particularly by aid of which communicates with the boiler, or it 70 an ejector located in the receiver and tomay be in any other receptacle in which wawhich steam is directly admitted. ter of condensation'is to be discharged. f Thedetails of construction, arrangement In further explanation of the operation and operation of my invention are as hereini of the apparatus 1 will state:
after described, and illustrated in the accom- When the steam 1s turned into the trap, it 7 Z indicates a water receiver or trap Whose be exposed, the steam entering here'will be 8 45 tioned' water discharge pipe 7r: located 'extewith the pipe at and again establishing com- 100 j panying drawing, which is. in the main a will be diverted in two directions, one part side view of the apparatus, a portion of the going to the ejector and the other going into water receiver being broken out to show in- 'the receiver. Due to the large volume of terior parts. water and the large surface of same that will upper portion carries a water inlet pipe 7a rapidly condensed for the first part of the having a check valve z', and a water dissteam admission period. j This, would give charge pipe is having a check valve, j, and a the ejector a chance to build upv apressure steam inlet pipe at having a valve 6, whose in the combining tube, which meanwhile the position is controlled by a float-operated water could escape through the suction of 5 trip mechanism. A horizontal rock shaft the injector-to the tank-Further than this, extends through the receiver Z and is prov the steam supply wouldbe so arranged that vided' interlorly of the latter with a float g, the steam supply to the ejector would have and exteriorly of the same with a weighted the preference. Shortly the pressure on the arm d, and another arm operatively con-l surface of the water in the reservoir would 90 nected with the valve 6, but arranged to enbuild up equal to boiler pressure, and by gage same operatively only at time of tripthis time the operation of the injector will i l ping. The steampipe a extends into the rehave been established. "The operation would ceiver and has a steam' nozzle 0, in the up then continue until thefsteam supply was 40 per portion of the receiver, while the re cut ofi". l i V r 95 I 7 maining portion 6 extends along the bottom As the water in therece'iver Zis lowered, of the receiver, and is provided with an the float g necessarily falls'also, andthus ejector f of the usual type. This ejector through the trip mechanism d operates to pipe communicates with the afore -men- .close the valve b, breaking'communication" riorly of the receiver. r munication with the atmosphere.
The operation of the apparatus is as fol- The arrangementof the steam plpe nozzle lows: and the ejector within' the receiver is at- As the receiver a fills with water received tended by obvious advantages in respect to from the pipe h the float y will rise, and reduction of space, economy of construction 105' when the water has reached a certain height and material, and effectiveness in operation. in the tank, the tripping mechanism, of 7 I claim which the weighted lever (5 forms a princi- 1. In an apparatus of the character dei pal part, will effect the closure of the valve scribed,-a receiver having a Water inlet and I V 12 against the atmosphere which, upto this a delivery outlet to the boiler, a steam sup- 11 r 3 Pipe,
' receiver 'isi'njected' into the boiler though ceiver,
said delivery outlet. o
2.111 an apparatus of. the characterdescribed; a receiver havlng a Water' inletand a delivery outlet-to th'eboiler, a steam supply pipe, a steam inlet from said steam sup ply pipe-to above the Water level'of said receiver, a pipe connectin Supply pipe and said delivery: outlet and having a portion submerged: in'the Water'of said rean. ejector arranged in saida sub merged portion and means automatically of steam from said steaminlet the Water. from controlling the admission. said steam supply pipe to and: said ejector iwher'eby said de1iveryaout1et. M j DAVID NELSON caos'riivmiqiag said receiver is periodically injectedinto the boiler through said delivery outlet.
3. In an apparatus of the character described, a'receiver' having'avv a'ter inlet and a delivery outlet tothe boilena steamsup- P 5 Pip ply pipe level in said reto above the Water 'ceive'r, a pipe connecting said steam supply pipe -and said delivery outlet and having a portion submerged in the Water-of said-receiver, an ejector arranged in said submerged portion, and a float controlled valve mechanismior regulating; the adm ssion of steam to saldgsteam 1nlet andisaid ln ector a steam inlet from said steam supwhereby the :Waterfromsaid 'receiveris per1- odically injected 'nto-itheboiler through VVitnessese: V I
" Jess e-E;W LKER, A. I G. Women;
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US134931A US1353457A (en) | 1916-12-04 | 1916-12-04 | Apparatus for returning water to boilers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US134931A US1353457A (en) | 1916-12-04 | 1916-12-04 | Apparatus for returning water to boilers |
Publications (1)
Publication Number | Publication Date |
---|---|
US1353457A true US1353457A (en) | 1920-09-21 |
Family
ID=22465653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US134931A Expired - Lifetime US1353457A (en) | 1916-12-04 | 1916-12-04 | Apparatus for returning water to boilers |
Country Status (1)
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US (1) | US1353457A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3005643A1 (en) * | 1980-02-15 | 1981-08-20 | Brown, Boveri & Cie Ag, 6800 Mannheim | Two=stage emergency feed water system for nuclear power plant - has one or two steam-driven injectors with reflux to feed water vessel |
FR2827997A1 (en) * | 2001-07-24 | 2003-01-31 | Framatome Anp | METHOD AND DEVICE FOR SUPPLYING AT LEAST ONE STEAM GENERATOR OF A PRESSURIZED WATER NUCLEAR REACTOR DURING REACTOR SHUTDOWN PERIODS |
US20140376679A1 (en) * | 2013-06-19 | 2014-12-25 | Korea Atomic Energy Research Institute | Cooling system of nuclear reactor containment structure |
-
1916
- 1916-12-04 US US134931A patent/US1353457A/en not_active Expired - Lifetime
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3005643A1 (en) * | 1980-02-15 | 1981-08-20 | Brown, Boveri & Cie Ag, 6800 Mannheim | Two=stage emergency feed water system for nuclear power plant - has one or two steam-driven injectors with reflux to feed water vessel |
FR2827997A1 (en) * | 2001-07-24 | 2003-01-31 | Framatome Anp | METHOD AND DEVICE FOR SUPPLYING AT LEAST ONE STEAM GENERATOR OF A PRESSURIZED WATER NUCLEAR REACTOR DURING REACTOR SHUTDOWN PERIODS |
WO2003010776A1 (en) * | 2001-07-24 | 2003-02-06 | Framatome Anp | Method and device for supplying pressurised water to a steam generator of a nuclear reactor during shut-down periods of the reactor |
US20030072403A1 (en) * | 2001-07-24 | 2003-04-17 | Philippe Dagard | Method and device for feeding at least one steam generator of a pressurized-water nuclear reactor during periods of reactor shutdown |
US6912263B2 (en) | 2001-07-24 | 2005-06-28 | Framatome Anp | Method and device for feeding at least one steam generator of a pressurized-water nuclear reactor during periods of reactor shutdown |
US20140376679A1 (en) * | 2013-06-19 | 2014-12-25 | Korea Atomic Energy Research Institute | Cooling system of nuclear reactor containment structure |
US9984778B2 (en) * | 2013-06-19 | 2018-05-29 | Korea Atomic Energy Research Institute | Cooling system of nuclear reactor containment structure |
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