DE1426891B2 - HEATING POWER PLANT - Google Patents

HEATING POWER PLANT

Info

Publication number
DE1426891B2
DE1426891B2 DE1964B0078227 DEB0078227A DE1426891B2 DE 1426891 B2 DE1426891 B2 DE 1426891B2 DE 1964B0078227 DE1964B0078227 DE 1964B0078227 DE B0078227 A DEB0078227 A DE B0078227A DE 1426891 B2 DE1426891 B2 DE 1426891B2
Authority
DE
Germany
Prior art keywords
steam
heating
pressure
injection
turbine
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.)
Granted
Application number
DE1964B0078227
Other languages
German (de)
Other versions
DE1426891A1 (en
Inventor
Berthold Dipl.-Ing.Dr. 6700 Ludwigshafen; Wilck Adolf-Friedrich Dipl.-Ing. 6940 Weinheim Frank
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
Badische Anilin and Sodafabrik AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Badische Anilin and Sodafabrik AG filed Critical Badische Anilin and Sodafabrik AG
Priority to DE1964B0078227 priority Critical patent/DE1426891B2/en
Priority to FR8045A priority patent/FR1427360A/en
Priority to NL6503975A priority patent/NL6503975A/xx
Priority to BE663715D priority patent/BE663715A/xx
Publication of DE1426891A1 publication Critical patent/DE1426891A1/en
Publication of DE1426891B2 publication Critical patent/DE1426891B2/en
Granted legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01KSTEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K7/00Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
    • F01K7/34Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being of extraction or non-condensing type; Use of steam for feed-water heating
    • F01K7/38Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being of extraction or non-condensing type; Use of steam for feed-water heating the engines being of turbine type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01KSTEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K17/00Using steam or condensate extracted or exhausted from steam engine plant
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01KSTEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K17/00Using steam or condensate extracted or exhausted from steam engine plant
    • F01K17/02Using steam or condensate extracted or exhausted from steam engine plant for heating purposes, e.g. industrial, domestic
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22GSUPERHEATING OF STEAM
    • F22G5/00Controlling superheat temperature
    • F22G5/12Controlling superheat temperature by attemperating the superheated steam, e.g. by injected water sprays
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22GSUPERHEATING OF STEAM
    • F22G5/00Controlling superheat temperature
    • F22G5/20Controlling superheat temperature by combined controlling procedures
    • 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/14Combined heat and power generation [CHP]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Control Of Turbines (AREA)

Description

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

Claims (2)

1 2 verwendeten Werkstoffe vorgegebene Grenze gestei-Patentansprüche: gert werden können. In Verbindung damit ist ferner gefordert, die Kondensationsmenge der Kondensa-1 2 materials used, given limit can be increased. In connection with this, it is also necessary to determine the amount of condensation in the condensate 1. Heizkraftwerk mit Gegendruckrurbinen und tionsturbine derart durch nur eine Regenerativ-Voreiner nachgeschalteten Kondensationsturbine, 5 wärmekette des Heizkraftwerkes zu führen, daß die wobei eine einspritzgekühlte Zwischenüberhit- Kühlung des Heiz- und Prozeßdampfes indirekt bei zung vorgesehen ist und wobei Einspritzwasser geringstem Energieverlust im Kondensator der Turfür die Heizdampfabgabe der Vorwärmkette ent- bine erfolgt.1. Combined heat and power plant with counter pressure turbines and tion turbine in such a way through only one regenerative Voreiner downstream condensation turbine, 5 heat chain of the thermal power station to lead that the with an injection-cooled intermediate superheat cooling of the heating and process steam indirectly Tung is provided and with injection water lowest energy loss in the condenser of the door the heating steam is emitted from the preheating chain. nehmbar ist, gekennzeichnet durch die Diese Aufgabe wird bei einem Heizkraftwerk deris acceptable, characterized by the This task is the Kombination folgender Merkmale: io eingangs angegebenen Art erfindungsgemäß durchCombination of the following features: io initially specified type according to the invention a) die Kondensationsturbine (g) ist in ihrer die Kombination folgender Merkmale gelöst: Kondensationsmenge so ausgelegt, daß a) Die Kondensationsturbine ist in ihrer Kondendurch sie im wesentlichen nur die Menge sationsmenge so ausgelegt, daß durch sie im wedes benötigten Einspritzwassers für die sentlichen nur die Menge des benötigten Ein-Heizdampfabgabe erzeugbar ist; 1S spritzwassers für die Heizdampfabgabe erzeug-a) the condensation turbine (g) is solved in its combination of the following features: the amount of condensation is designed in such a way that a) the condensation turbine is designed to condense only the amount of water required for the essential injection water the amount of required input heating steam output can be generated; 1 S spray water generated for the release of heating steam b) das Einspritzwasser für die Heizdampf ab- bar ist.b) the injection water for the heating steam can be removed. gäbe ist der an der Primärseite anfallenden b) Das Einspritzwasser für die Heizdampfabgabe Kondensatmenge eines durch den Ab- ist der an der Primärseite anfallenden Konden-There would be the b) the water that is generated on the primary side for the heating steam release The amount of condensate caused by the discharge is the condensate occurring on the primary side dampf einer Gegendruckturbine (h, i) be- satmenge eines durch den Abdampf einer Geheizten Speisewasservorwärmers (c, d) ent- 20 gendruckturbine beheizten Speisewasservorwärnehmbar; mers entnehmbar.a steam back-pressure turbine (h, i) the one satmenge through the exhaust steam of a heated feedwater (c, d) corresponds 20 back pressure turbine heated Speisewasservorwärnehmbar; mers removable. c) der Druck an der Entnahmestelle des Ein- c) Der Druck an der Entnahmestelle des Einspritz- j spritzwassers für die Heizdampfabgabe ist wassers für die Heizdampfabgabe ist höher als ' höher als der betreffende Heizdampfdruck. der betreffende Heizdampfdruck.c) the pressure at the extraction point of the injection c) The pressure at the extraction point of the injection j Splash water for the heating steam release is water for the heating steam release is higher than ' higher than the relevant heating steam pressure. the relevant heating steam pressure. 2. Heizkraftwerk nach Anspruch 1, dadurch Mit einer solchen Auslegung und Anordnung des2. Cogeneration plant according to claim 1, characterized with such a design and arrangement of the gekennzeichnet, daß jeder Regelstufe der Gegen- Heizkraftwerks wird die Temperatur des abzugebendruckturbinen (h, i) und der Kondensationstur- den Heizdampfes in der für den Heizkraftprozeß bine (g) ein Vordruckregler (ο, ρ bzw. q) zu- thermodynamisch günstigsten Weise geregelt, weil geordnet ist. 30 bei der Heizkrafterzeugung die Wahl des Frischcharacterized in that each control stage of the counter-thermal power plant is the temperature of the pressure turbines to be delivered (h, i) and the condensation steam in the bine (g) a pre-pressure regulator (ο, ρ or q) for the thermodynamically most favorable way for the heating process because is ordered. 30 the choice of the fresh for heating power generation dampfzustandes und die Anwendung einer Zwischen-state of steam and the application of an intermediate überhitzung durch die optimal zulässige Überhitzungoverheating due to the optimally permissible overheating des erzeugten Heizdampfes nicht beschränkt wird. Ein weiterer wesentlicher Vorteil der Erfindung istof the heating steam generated is not limited. Another major advantage of the invention is Die Erfindung betrifft ein Heizkraftwerk mit Ge- 35 darin zu sehen, daß eine eigens für die einzusprit- ^endruckturbinen und einer nachgeschalteten Kon- zende Kondensatmenge erforderliche getrennte Voriensationsturbine, wobei eine einspritzgekühlte Zwi- wärmekette eingespart wird. — Durch die Anwen-■chenüberhitzung vorgesehen ist und wobei Ein- dung höheren Druckes des Einspritzwassers für die ;pritzwasser für die Heizdampfabgabe der Vorwär- Heizdampfabgabe als es dem entsprechenden Heiznekette entnehmbar ist. 40 dampfdruck entspricht, ergibt sich der weitere Vor-The invention relates to a thermal power station with Ge 35 to see that a specially designed for injecting ^ final pressure turbines and a downstream concentrated condensate volume required separate pre-condensation turbine, an injection-cooled intermediate heat chain being saved. - Due to user ■ overheating is provided and with the introduction of a higher pressure of the injection water for the; spray water for the heating steam output of the preheating heating steam output than the corresponding heating chain is removable. 40 corresponds to the vapor pressure, the further Ein derartiges Heizkraftwerk ist aus dem Buch teil der Einsparung an Einspritzpumpenleistung, /on K. Schröder »Große Dampfkraftwerke«, Ein Ausführungsbeispiel der Erfindung ist anSuch a cogeneration plant is part of the savings in injection pump power from the book, / on K. Schröder "Large steam power plants", An embodiment of the invention is on 3d. 1, Springer-Verlag Berlin, 1959, Figur S. 446 be- Hand der Zeichnung, die das Schaltbild eines Heizcannt. Dieses bei niedrigem Druck betriebene Heiz- kraftwerks zeigt, näher beschrieben, craftwerk beliefert ein Fernwärmenetz mit Dampf 45 Die Frischdampfleitung ist mit n, die gesamte aus lus einer ungesteuerten Entnahme, d. h. der Anzap- Misch- und Oberflächenvorwärmern bestehende ung einer Gegendruckturbine und dazu parallelge- Regenerativ-Vorwärmerkette mit m bezeichnet. Durch chalteter Reduzierstation mit einer Einspritzkühl- die Wahl des optimalen Zustandes für den in der trecke, die aus dem Hauptspeisewasserstrom ge- Frischdampfleitung η vor der Gegendruckturbine h peist wird. Im übrigen ist jenes bekannte Heizkraft- 50 anstehenden Dampf und die Zwischenüberhitzung verk im wesentlichen für die Stromerzeugung in stellt sich zwangläufig eine zu hohe Überhitzung des üweiwellenanordnung mit einer entsprechend großen Anzapfdampfes an den Turbinen ein. Diese wird Condensationsturbine ausgelegt. durch Einspritzen von Kondensat in die Einspritz-3d. 1, Springer-Verlag Berlin, 1959, figure p. 446 referring to the drawing showing the circuit diagram of a heating scanner. This operated at low pressure heating power plant is described in more detail, Craftwerk adds a district heating network with steam 45, the live steam line is connected to n, the total of lus an uncontrolled removal, the Anzap- mixing and Oberflächenvorwärmern ie existing ung a back-pressure turbine and to connection of parallel Regenerative preheater chain marked with m . By switching the reducing station with an injection cooling, the selection of the optimal condition for the one in the section that is fed from the main feed water flow live steam line η upstream of the back pressure turbine h. In addition, that well-known heating power 50 pending steam and the intermediate overheating is essentially for the generation of electricity. Inevitably there is an excessive overheating of the dual shaft arrangement with a correspondingly large bleed steam on the turbines. This is designed for a condensation turbine. by injecting condensate into the injection Aus der deutschen Patentschrift 416 316 ist es kühler α und b behoben. Der Anzapfdampf wird daeim Betrieb von Speisewasservorwärmern bereits 55 bei auf die optimale Temperatur des abzugebenden ekannt, Einspritzkühler zur Temperaturregelung Heizdampfes rückgekühlt. Das einzuspritzende Kones abzugebenden Heizdampfes mit dem Heizdampf- densat wird hierzu aus der Vorwärmerkette m, und ondensat eines Vorwärmers höheren Druckes zu be- zwar auf der Primärseite eines Speisewasservorwär-■eiben. mers c bzw. d jeweils höherer Druckstufe entnom-From the German patent specification 416 316 it is fixed cooler α and b. During the operation of feed water preheaters, the bleed steam is already recooled to the optimum temperature of the injection cooler for temperature control of the heating steam. The cone to be injected with the heating steam to be emitted with the heating steam condensate is for this purpose from the preheater chain m, and ondensat of a preheater of higher pressure, namely on the primary side of a feed water preheater. mers c or d taken from the higher pressure Es liegt die Aufgabe vor, ein Heizkraftwerk zu 60 men. — Für jeden dieser Einspritzkühler α bzw. b ist diaffen, das im wesentlichen nur für die Erzeugung eine Temperaturregelstrecke e bzw. / vorgesehen, on Heiz- und Prozeßdampf in verschiedenen Druck- Die Auslegung der Kondensationsturbine g wird soThe task is to 60 men a thermal power station. - For each of these injection coolers α and b is diaffen, which is essentially only provided for the generation of a temperature control system e or /, on heating and process steam in different pressure. The design of the condensation turbine g is so ufen ausgelegt ist, und zwar derart, daß der Frisch- gewählt, daß die Kondensationsdampfmenge der erampfdruck und die Frischdampftemperatur sowie forderlichen Teilmenge an Einspritzwasser ohne Reie Zwischenüberhitzertemperatur bei beliebig zu 65 generativanteil entspricht. Die Gegendruckturbine h ählenden Heiz- und Prozeßdampf daten nicht nur und/ wie auch die nachgeschaltete Kondensationsiiner Beschränkung durch die Anordnung unterlie- turbine g sind mit Vordruckreglern o, p, q ausgerü- :n, sondern bis an die durch die Belastbarkeit der stet, die auf die Turbinensteuerung einwirken.ufen is designed in such a way that the fresh water is chosen so that the condensation steam quantity corresponds to the vapor pressure and the live steam temperature as well as the required partial quantity of injection water without any limit to the intermediate superheater temperature with any generative proportion of 65%. The back-pressure turbine h ählenden heating and process steam data not just and / as well as the downstream Kondensationsiiner restriction by the arrangement are subject turbine g are o with inlet pressure regulators, p, q ausgerü-: n, but up to the stet by the load, the act on the turbine control.
DE1964B0078227 1964-08-22 1964-08-22 HEATING POWER PLANT Granted DE1426891B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE1964B0078227 DE1426891B2 (en) 1964-08-22 1964-08-22 HEATING POWER PLANT
FR8045A FR1427360A (en) 1964-08-22 1965-03-05 Device for adjusting the temperature and the flow of heating steam supplied by the central units
NL6503975A NL6503975A (en) 1964-08-22 1965-03-29
BE663715D BE663715A (en) 1964-08-22 1965-05-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1964B0078227 DE1426891B2 (en) 1964-08-22 1964-08-22 HEATING POWER PLANT

Publications (2)

Publication Number Publication Date
DE1426891A1 DE1426891A1 (en) 1969-05-08
DE1426891B2 true DE1426891B2 (en) 1973-01-25

Family

ID=6979779

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1964B0078227 Granted DE1426891B2 (en) 1964-08-22 1964-08-22 HEATING POWER PLANT

Country Status (4)

Country Link
BE (1) BE663715A (en)
DE (1) DE1426891B2 (en)
FR (1) FR1427360A (en)
NL (1) NL6503975A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2517974C1 (en) * 2013-01-17 2014-06-10 Виктор Семенович Шаргородский Steam turbine plant

Also Published As

Publication number Publication date
BE663715A (en) 1965-11-10
DE1426891A1 (en) 1969-05-08
NL6503975A (en) 1966-02-23
FR1427360A (en) 1966-02-04

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
EHV Ceased/renunciation