WO2019238905A1 - Procédé de fonctionnement et unité de commande pour un système de cogénération et système de cogénération - Google Patents

Procédé de fonctionnement et unité de commande pour un système de cogénération et système de cogénération Download PDF

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Publication number
WO2019238905A1
WO2019238905A1 PCT/EP2019/065638 EP2019065638W WO2019238905A1 WO 2019238905 A1 WO2019238905 A1 WO 2019238905A1 EP 2019065638 W EP2019065638 W EP 2019065638W WO 2019238905 A1 WO2019238905 A1 WO 2019238905A1
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WO
WIPO (PCT)
Prior art keywords
unit
heat
turbine
consumer unit
temperature
Prior art date
Application number
PCT/EP2019/065638
Other languages
German (de)
English (en)
Inventor
Thomas Zacharias
Original Assignee
Schweizer Steimen 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 Schweizer Steimen Ag filed Critical Schweizer Steimen Ag
Publication of WO2019238905A1 publication Critical patent/WO2019238905A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K13/00—General layout or general methods of operation of complete plants
    • F01K13/02—Controlling, e.g. stopping or starting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K17/00—Using steam or condensate extracted or exhausted from steam engine plant
    • F01K17/02—Using steam or condensate extracted or exhausted from steam engine plant for heating purposes, e.g. industrial, domestic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K3/00—Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein
    • F01K3/18—Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein having heaters
    • F01K3/26—Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein having heaters with heating by steam
    • F01K3/262—Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein having heaters with heating by steam by means of heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K7/00—Steam 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
    • F01K7/10—Steam 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 characterised by the engine exhaust pressure
    • F01K7/12—Steam 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 characterised by the engine exhaust pressure of condensing type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K9/00—Plants characterised by condensers arranged or modified to co-operate with the engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K9/00—Plants characterised by condensers arranged or modified to co-operate with the engines
    • F01K9/003—Plants characterised by condensers arranged or modified to co-operate with the engines condenser cooling circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K19/00—Regenerating or otherwise treating steam exhausted from steam engine plant
    • F01K19/10—Cooling exhaust steam other than by condenser; Rendering exhaust steam invisible
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K7/00—Steam 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
    • F01K7/10—Steam 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 characterised by the engine exhaust pressure
    • F01K7/12—Steam 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 characterised by the engine exhaust pressure of condensing type
    • F01K7/14—Control means specially adapted therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K7/00—Steam 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
    • F01K7/16—Steam 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 only of turbine type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K7/00—Steam 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
    • F01K7/34—Steam 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
    • F01K7/38—Steam 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/14—Combined heat and power generation [CHP]

Definitions

  • the invention relates to an operating method and a control unit for a combined heat and power system and a combined heat and power system as such.
  • the steam of the heat transfer medium used is expanded as much as possible, i.e. reduced in pressure in order to achieve the lowest possible outlet pressure and the lowest possible outlet temperature in order to increase the efficiency when decoupling mechanical work and / or when generating electricity at the turbine outlet. Because of the conventionally comparatively low temperature level at the turbine outlet, the remaining residual heat remains essentially unused and is transferred, for example, to a connected main heat sink, which can be implemented as water cooling, for example via a river, or as air cooling.
  • a tap which can also be referred to as bleed, must be used. at a comparatively higher temperature level.
  • the invention is based on the object of specifying an operating method and a control unit for a cogeneration system and a cogeneration system as such, in which simple means with an overall increased efficiency in A flexible way of supply via systems connected to heat coupling is possible.
  • an operating method for a cogeneration system having a consumer unit and a power plant unit in cogeneration with the consumer unit, and in the operating method
  • a turbine of the power plant unit is operated as a condensation turbine and for generating electricity with the steam
  • At least part of the steam is used for a heat treatment in the consumer unit by
  • Heat quantity of the steam is transferred directly or indirectly via a heat exchanger unit to the consumer unit,
  • the pressure of the heat transfer medium and in particular the steam at the turbine outlet is set below an atmospheric pressure of the environment and in particular below 1013 hPa, that a predetermined steam condition of the consumer unit and in particular the heat exchanger unit is or will be met.
  • a multi-stage turbine or a plurality of turbines in cascade can be the outlet of a low-pressure part of a multi-stage turbine or a turbine outlet of a low-pressure turbine arranged in an arrangement with a plurality of turbines.
  • a condensation turbine is understood to mean a turbine in which the steam is expanded, possibly even into the wet steam area, so that condensation occurs in the exhaust steam.
  • the condensation turbine is therefore the counterpart to the back pressure turbine, in which exhaust steam in the overpressure range - i.e. above the atmospheric pressure of the environment - and is taken out superheated.
  • the turbine is advantageously followed by a condenser which - adapted to the steam condition of the consumer unit - has the lowest possible temperature and thus the lowest possible pressure. Overall, a particularly high energy yield and a particularly high overall efficiency can be achieved.
  • the pressure is not necessarily reduced as deeply as is the case with conventional condensation turbines and with the conventional transition to the final heat sink, so that the efficiency for heat transfer to the consumer unit and the overall efficiency can be increased.
  • the method according to the invention can advantageously be operated at a pressure in an intermediate range below the atmospheric pressure of the ambient atmosphere, in particular thus below 1013 hPa, preferably in the range from 750 hPa, to above 200 hPa.
  • the pressure is relieved to below 200 hPa, with additional conditions in relation to a consumer unit and in particular in relation on their condenser during operation and when setting the pressure and temperature of the heat transfer medium at the turbine outlet are not taken into account.
  • a temperature and / or a pressure of the heat transfer medium at the turbine outlet is designed or selected as a sink temperature in accordance with a return temperature of the consumer unit and, in particular, is controlled or regulated as a function of the return temperature of the consumer unit or becomes.
  • one or the turbine outlet is understood to mean an outlet of the turbine, from which the heat transfer medium introduced into the turbine leaves the turbine downstream or downstream in relation to the direction of flow of the generation of electrical current and / or the decoupling of mechanical work, and exits from this. This does not mean in particular conventionally provided taps.
  • a consumer unit or a consumer system should be understood to mean the unit or the system which is to be supplied with heat in connection with the cogeneration in order to carry out heat treatment in the unit or in the system, be it in connection with heating purposes, with production processes or in connection with other measures.
  • the adaptation can take place via a design, selection, regulation and / or control of the operating point of the turbine, if necessary with the aid of the turbine outlet in relation to the flow direction of the heat transfer medium and its steam downstream control and / or regulating units, in particular in the form of controllable or adjustable valves.
  • the concept of a storage tank can also be used in this context.
  • the temperature of the heat transfer medium - in particular in vapor form - after transfer of or the amount of heat to the consumer unit and in particular at the outlet of an underlying heat exchanger unit corresponds to the return temperature of the consumer unit or within a predetermined first temperature interval in Essentially corresponds.
  • One idea is to choose the temperature of the heat transfer medium and in particular the steam at the outlet of the turbine so that the conditions of a return temperature of the consumer unit and / or the heat exchanger unit, that is to say in particular the conditions of an underlying condenser, are met.
  • a reference to the return temperature of the consumer unit to be supplied is often made in this way, but alternatively or additionally, a reference to the supply temperature of the consumer unit is also conceivable, i.e. a reference to the temperature at which the heat enters the consumer unit for heat treatment is fed.
  • a temperature and / or a pressure of the heat transfer medium at the turbine outlet to be designed or regulated in accordance with a desired and / or predetermined supply temperature of the consumer unit to be achieved and in particular depending on the supply temperature of the Consumer unit is controlled or regulated.
  • the temperature of the heat transfer medium at the turbine outlet corresponds to the flow temperature of the consumer unit or essentially corresponds within a predetermined second temperature interval.
  • the consumer unit is operated in the manner of a return system
  • a condenser is used as the heat exchanger unit or as part thereof,
  • a district heating system, a production facility and / or a biogas plant are supplied with heat as a consumer unit.
  • a coal-fired power plant and / or a waste incineration plant can be operated as a power plant unit.
  • all units are conceivable as power plant units in connection with the operating method according to the invention, in which using a Heat transfer medium steam is generated and used to perform mechanical work and / or to generate electrical current.
  • a control unit for a cogeneration system is created, the cogeneration system having a consumer unit and a power plant unit in cogeneration with the consumer unit, and the control unit being set up according to the invention to initiate, run and / or control the designed operating procedure.
  • the present invention also relates to a combined heat and power system as such, which is set up to be operated using an operating method designed according to the invention.
  • the cogeneration system is designed with a power plant unit and with a consumer unit, the power plant unit being set up for cogeneration with the consumer unit.
  • the proposed cogeneration system has a control unit designed according to the invention.
  • a unit for providing and / or generating steam from a heat transfer medium a turbine for extracting mechanical work and / or for generating electricity by operating with the steam, the turbine having a turbine inlet and a turbine outlet for the heat transfer medium, and designed a device, in particular in the manner of a heat exchanger unit or a condenser, which is connected downstream of the turbine outlet with respect to the flow of the heat transfer medium and is set up to transfer heat quantity of the heat transfer medium emerging from the turbine outlet to the consumer unit.
  • Figure 1 shows schematically the principle of a block diagram
  • Coupling system for use with the operating method according to the invention.
  • FIGS. 2 and 3 show schematically preferred in the manner of block diagrams
  • FIG. 4 shows the relationship in the case of cogeneration in the form of a graph.
  • Coupling systems of unused energy resources in relation to heat treatment and / or electricity generation of used energy components Coupling systems of unused energy resources in relation to heat treatment and / or electricity generation of used energy components.
  • FIG. 5 schematically shows a conventional one in the manner of a block diagram
  • FIG. 1 shows schematically, in the manner of a block diagram, the basic structure of a combined heat and power system 100 designed for use with the operating method according to the invention.
  • the core of the embodiment of the combined heat and power system 100 according to FIG. 1 consists of a turbine 20 with a turbine inlet 21 in the sense of a terminal inlet 2T of the turbine 20 and a turbine outlet 22 in the sense of a terminal outlet 22 'of the turbine 20 of a consumer unit 50, also referred to as a consumer system, for example in the manner of a district heating system 50 'with a flow 51 and with a return 52 and with a heat transfer area 55.
  • a heat transfer medium in the form of steam, a liquid or a liquid-steam mixture is fed to the heat transfer region 55 from the turbine outlet 22 to an inlet 41 in a heat exchanger unit 40.
  • the heat exchanger unit 40 for example in the manner of a condenser 40 ′, the amount of heat is transferred from the heat transfer medium supplied from the turbine 20 to a heat transfer medium circulating in the consumer unit 50.
  • the outlet 42 of the heat exchanger unit 40 there is either a direct return to the turbine inlet 21 or an intermediate connection of a condensate tank 70 or another type of return system.
  • the structure shown in FIG. 1 is used in which, for the heat supply to the consumer unit 50, heat quantity is first connected to the turbine outlet 22 with respect to the flow direction of the heat transfer medium Consumer system 50 is transmitted.
  • the temperature and / or the pressure of the heat transfer medium at the turbine outlet 22 adaptation to the requirements of the consumer unit 50 takes place with correspondingly comparatively simple means, in particular taking into account the return temperature RL and / or the supply temperature VL at the return 52 or at the supply 51 of the consumer unit 50.
  • FIGS. 2 and 3 schematically show, in the manner of block diagrams, preferred embodiments of the combined heat and power system 100 according to the invention, which can be used in connection with the operating method according to the invention.
  • FIG. 2 shows details of that in a circuit-operated consumer system 50.
  • a heat utilization 58 and a circulation pump 59 for the heat transfer medium of the consumer circuit are shown outside the heat transfer area 55.
  • further heat transfer stages 45-1 to 45-3 are formed in the manner of a condenser 40 ', which are at least partially provided with heat from the turbine 20 in a conventional manner via corresponding taps 23 or bleeds.
  • the source for the steam generation 10 is shown in connection with the turbine inlet 21.
  • a control unit 60 is shown in addition to the embodiment according to FIG. 2 in the combined heat and power system 100 according to the invention, which is connected via a control and detection line 61 to control valves 65 and 66 and corresponding sensors for measuring data acquisition.
  • control unit 60 is designed and configured to initiate, run and / or control an embodiment of the operating method according to the invention.
  • the first control valve 65 is set up to control or regulate the outflow of the heat transfer medium from the turbine outlet 22 and thereby to determine an adjustment of the temperature and / or the pressure at the turbine outlet 22, preferably as a function of the requirements of the consumer unit 50.
  • FIG. 3 also shows the waste heat unit 90, for example in the form of an air condenser 90 ', by means of which it is controlled by the control valve 66 in the manner of a three-way valve. Way valve the discharge of residual heat to a final heat sink can be regulated or controlled.
  • FIG. 4 shows, in the form of a graph 80, unused energy resources in cogeneration systems in relation to heat treatment or energy components used for generating electricity.
  • the degree of optimization in relation to the generation of electricity or in relation to the transfer of heat is plotted on the abscissa 81, and the respective power in kW is plotted on the ordinate 82.
  • the lane 83-1 shows the course of the power generation with its output depending on the degree of optimization
  • the lane 83-2 shows the course of heat transfer with the respective output depending on the degree of optimization
  • the lane 83-3 according to the proportion of unused Energy.
  • FIG. 5 shows schematically, in the manner of a block diagram, the conventional design of a combined heat and power system 100 '. It can be seen that only one tap 23 on the turbine 20 is used to supply a consumer unit 50, for example in the manner of a district heating system 50 ′. In contrast to the present invention, flexible adaptation by the coupling to the outlet 22 of the turbine 20 does not take place, so that the overall efficiencies which can be achieved according to the invention remain conventionally below.
  • the attainable outlet temperature depends on the temperature of the main heat sink. For this reason, this type of power plant is usually built on a body of water. The low temperature of the water in the water is used to achieve the lowest possible temperature as the outlet temperature at the outlet of the turbine. In the event that a body of water cannot be used or is not available, cooling towers are used which ultimately achieve the same effect.
  • Typical values for a waste incineration plant as a power plant unit 1 are e.g. for the turbine inlet temperature temperatures in the range of about 380 ° C and for the turbine outlet temperature temperatures in the range of about 40 ° C to about 50 ° C.
  • the turbine 20 itself also has so-called taps 23, which are also called bleeds. These bleeds 23 are used to use part of the steam to heat other systems.
  • This process can generally be understood as heat treatment, in particular in a district heating system 50 ', the term district heating system 50' making it clear that the heat treatment takes place in a system 50 which is separate from the turbine unit 20 and which can be referred to as a consumer unit 50. However, this can also be in the vicinity.
  • the number and position of the taps 23 or bleeds is individually designed for the respective application.
  • the position of a tap 23 determines the temperature of the extracted steam. The closer the tap 23 is when the turbine 20 enters, the higher the temperature of the extracted steam and as a result a larger amount of energy can be extracted and transmitted.
  • district heating systems 50 are often heated using a bleed 23.
  • water which is in an external ring - i.e. to the outside of the power plant - is heated to a higher temperature with the help of the hot steam from a bleed 23 of the turbine 20.
  • FIG. 20 A turbine 20 with a tap 23 is shown in FIG.
  • the turbine 20 is operated according to the invention in such a way that the outlet temperature - in particular in combination with a condenser 40 'as a heat exchanger unit 40 - precisely to the return temperature RL of the connected or coupled district heating system 50' or in general of the connected consumer unit 50 is or will be coordinated.
  • the temperature difference between the heat transfer fluid or the turbine outlet fluid at the turbine outlet 22 and the heat transfer fluid, for example the coolant, in the district heating system 50 ' is or is selected such that the condensation heat can be transferred to the district heating system 50'.
  • the amount of steam required for heating the water can be reduced because a large part of the energy required for heating comes from the condensation energy.
  • the one opposite the conventional procedure reduced part of the tap 23 can in turn go into power production.
  • At least the electricity production is not reduced so much by the procedure according to the invention that there would be no compensation, even if balancing to 0 should not be achievable.
  • FIGS. 1 to 3 schematically illustrate the idea on which the invention is based.
  • FIG. 2 shows an arrangement with turbine 20 and condenser 40 'as heat exchanger unit 40 and a sequence with three heat exchangers 45-1 to 45-3, which heat the heat transfer fluid of the district heating system, for example water.
  • the district heating system for example water.
  • two taps 23 or bleeds are used for heating.
  • the stage 2 with heat exchanger 45-2 can come from another system.
  • the outlet temperature of the turbine 20 is just selected and set so that the return temperature RL is combined with the condenser 40 '.
  • consumer unit consumer system 50 'district heating system

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

Abstract

La présente invention concerne un procédé de fonctionnement pour un système de cogénération, lequel présente une unité consommateur (50) et une unité centrale électrique (1) en cogénération avec l'unité consommateur (50). Selon le procédé de fonctionnement, de la vapeur d'un milieu de transfert de chaleur est fournie ou produite, une turbine (20) de l'unité centrale électrique (100) destinée à produire du courant à l'aide de la vapeur est amenée à fonctionner, au moins une partie de la vapeur est utilisée pour un traitement thermique dans l'unité consommateur (50), du fait que la quantité de chaleur de la vapeur est transmise dans l'unité consommateur (50) de façon directe ou de façon indirecte par l'intermédiaire d'une unité échangeur de chaleur (40), et un transfert de quantité de chaleur de la vapeur sur une face située en aval par rapport à une sortie (22) de turbine s'effectue.
PCT/EP2019/065638 2018-06-15 2019-06-14 Procédé de fonctionnement et unité de commande pour un système de cogénération et système de cogénération WO2019238905A1 (fr)

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DE102018209695.3 2018-06-15
DE102018209695.3A DE102018209695A1 (de) 2018-06-15 2018-06-15 Betriebsverfahren und Steuereinheit für ein Kraft-Wärme-Kopplungssystem und Kraft-Wärme-Kopplungssystem

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WO2019238905A1 true WO2019238905A1 (fr) 2019-12-19

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DE2654192B1 (de) * 1976-11-25 1978-05-18 Sulzer Ag Anlage zur Nutzung von Abwaerme eines Gasstromes
DE20313411U1 (de) * 2003-08-29 2003-11-06 Köhler & Ziegler Anlagentechnik GmbH, 35457 Lollar Kraft-Wärme-Kopplungsanlage
DE102013209680A1 (de) * 2013-05-24 2014-11-27 Siemens Aktiengesellschaft Energiespeicheranordnung zur Flexibilisierung von Kraftwerken
EP3006682A1 (fr) * 2014-10-07 2016-04-13 Orcan Energy AG Dispositif et procédé de fonctionnement d'une station de transmission thermique

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DE1426912B2 (de) * 1964-03-20 1972-06-08 Siemens AG, 1000 Berlin u. 8000 München Dampfkondensator einer dampfkraftanlage
AT265318B (de) * 1964-06-02 1968-10-10 Elin Union Ag Anzapfturbine für die gleichzeitige Lieferung von Wärme und elektrischer Energie
CH633610A5 (de) * 1978-05-19 1982-12-15 Bbc Brown Boveri & Cie Kombiniertes gas/dampfturbinenkraftwerk mit gegendruckturbine, insbesondere fuer industriezwecke.

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2105494A1 (de) * 1971-02-05 1972-08-10 Babcock & Wilcox Ag Einrichtung zur Energieversorgung
DE2654192B1 (de) * 1976-11-25 1978-05-18 Sulzer Ag Anlage zur Nutzung von Abwaerme eines Gasstromes
DE20313411U1 (de) * 2003-08-29 2003-11-06 Köhler & Ziegler Anlagentechnik GmbH, 35457 Lollar Kraft-Wärme-Kopplungsanlage
DE102013209680A1 (de) * 2013-05-24 2014-11-27 Siemens Aktiengesellschaft Energiespeicheranordnung zur Flexibilisierung von Kraftwerken
EP3006682A1 (fr) * 2014-10-07 2016-04-13 Orcan Energy AG Dispositif et procédé de fonctionnement d'une station de transmission thermique

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* Cited by examiner, † Cited by third party
Title
JERICHA H: "BRENNSTOFFEINSPARUNG UND UMWELTSCHUTZ BEI WAERME-KRAFT-KOPPLUNG DURCH MODERNSTE GASTURBINEN IM KOMBINIERTEN GAS-DAMPF-PROZESS MIT ABWAERMEVERWERTUNG", ELEKTROTECHNIK UND INFORMATIONSTECHNIK, SPRINGER VERLAG, WIEN, AT, vol. 109, no. 11 / 12, 1 January 1992 (1992-01-01), pages 558 - 562, 563, XP000327398, ISSN: 0932-383X *

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