CN202065022U - Conversion system, waste heat recovery unit and industrial cement equipment - Google Patents
Conversion system, waste heat recovery unit and industrial cement equipment Download PDFInfo
- Publication number
- CN202065022U CN202065022U CN2010205232731U CN201020523273U CN202065022U CN 202065022 U CN202065022 U CN 202065022U CN 2010205232731 U CN2010205232731 U CN 2010205232731U CN 201020523273 U CN201020523273 U CN 201020523273U CN 202065022 U CN202065022 U CN 202065022U
- Authority
- CN
- China
- Prior art keywords
- converting system
- waste heat
- working fluid
- vaporizer
- 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.)
- Expired - Fee Related
Links
- 239000002918 waste heat Substances 0.000 title claims abstract description 45
- 239000004568 cement Substances 0.000 title claims abstract description 15
- 238000011084 recovery Methods 0.000 title claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 title abstract description 9
- 239000012530 fluid Substances 0.000 claims abstract description 73
- 238000001704 evaporation Methods 0.000 claims abstract description 9
- 239000006200 vaporizer Substances 0.000 claims description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 230000004087 circulation Effects 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 6
- 230000008020 evaporation Effects 0.000 claims description 6
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 claims description 6
- 239000002912 waste gas Substances 0.000 claims description 5
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 231100000252 nontoxic Toxicity 0.000 claims description 4
- 230000003000 nontoxic effect Effects 0.000 claims description 4
- -1 carbon hydrogen compound Chemical class 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001282 iso-butane Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 239000007789 gas Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 5
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000012809 cooling fluid Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000002440 industrial waste Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 241001672018 Cercomela melanura Species 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- MSSNHSVIGIHOJA-UHFFFAOYSA-N pentafluoropropane Chemical compound FC(F)CC(F)(F)F MSSNHSVIGIHOJA-UHFFFAOYSA-N 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000002207 thermal evaporation Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N5/00—Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy
- F01N5/02—Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using heat
-
- 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
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
- F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
-
- 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]
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- 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
The utility model relates to a conversion system used for converting waste heat into shaft power, a waste heat recovery unit and industrial cement equipment; specifically relates to waste heat conversion; and especially relates to a conversion system used for converting the waste heat coming from waste heat source into shaft power. A conversion system used for converting the waste heat coming from waste heat source into the shaft power is provided; the conversion system has a closed Organic Rankine Cycle (ORC) system; the ORC system comprises an evaporator used for evaporating ORC working fluid and going through waste heat heating, a turbine driven by the evaporated ORC working fluid and connected with a shaft, a condenser connected between the turbine and the evaporator in a fluid mode, a pump arranged between the condenser and the evaporator, a bottom layer module with the turbine and the pump, and a top layer module with the condenser. The top layer module is arranged above the bottom layer module.
Description
Technical field
The utility model relates to the field of waste heat recovery (waste heat recovery), and be particularly related to be used for the used heat from waste heat source be converted to air horsepower converting system, be used for industrial cement equipment that used heat is converted to the waste heat recovery plant of air horsepower and has this converting system.
Background technique
Industrial process produces used heat usually, for example, produce used heat by gas condensate or cooling fluid, or used heat be included in from cement, chemical product, glass, paper or steel make process, from incinerating waste material process or the exhaust (exhaust gas) or cooling air from the fuel combustion in the internal-combustion engine (as gas turbine or Reciprocating engine).This used heat is discharged into atmosphere usually.But, do not increase the output of effulent for the whole efficiency that improves industrial process, be used to reclaim the end circulation (bottoming cycle) of used heat usually.End circulation needs high exhaust temperature usually, but need be organic Rankine circulation (ORC) than the end circuit example of low exhaust temperature.ORC produces air horsepower by the organic working fluids that use has the boiling temperature that matches with thermal source from temperature waste heat sources.
The steam that this closed Rankine cycle comprises the vaporizer or the boiler that are used for vaporized working fluid, be provided with from evaporator drier with the turbine that drives generator or other load, be used for condensation from the condenser of the discharging steam of turbine and be used to make the apparatus (for example pump) of the working fluid cycles of condensation to vaporizer.This Rankine cycle system is used to produce electric power.For instance, patent US 6,880, and 344 have described a kind of Rankine cycle of closure, and it can use the used heat from the multiple source in Reciprocating engine system or the gas turbine engine system efficiently.
File WO 2008/074637 discloses a kind of system that is used for the used heat from waste heat source is converted to air horsepower, this system comprises closed Rankine cycle system, this Rankine cycle system comprise be used for vaporized working fluid and the vaporizer by waste heat, by the working fluid of evaporation drive and be connected on the axle turbine and between turbine and vaporizer the mode with fluid be connected to each other the condenser of (interconnect).Used heat temperature at the vaporizer place is lower than 350 ℃, and the pressure of the working fluid of evaporation is no more than 8bar.It is organic, nontoxic and fluoridize to be fit to the working fluid (as be called R-245fa working fluid) of these conditions.As a result, but the fluid loss of fluoridizing.Fluid chemically is being stable and is being greenhouse gases that promptly, it promotes climatic change, and therefore may be limited by environmental legislation.Finally, may need special use and expensive measure to avoid the working fluid residue to spill into atmosphere for system.
The model utility content
The purpose of this utility model is the area coverage (footprint) of dwindling based on the used heat converting system of organic Rankine circulation ORC.By according to the converting system that is used for being converted to air horsepower of independent claims from the used heat of waste heat source, the industrial cement equipment that is used for that used heat is converted to the waste heat recovery plant of air horsepower and has this converting system realizes this purpose.
According to an embodiment of the present utility model, a kind of converting system that is used for the used heat from waste heat source is converted to air horsepower is provided, this converting system has closed Rankine cycle system, and this Rankine cycle system comprises: by the vaporizer of waste heat; The turbine that is connected to that axle is gone up and drives by the ORC working fluid that in vaporizer, evaporates; Between turbine and vaporizer with the interconnected condenser of the mode of fluid; Be arranged in the pump between condenser and the vaporizer; The bottom module that has turbine and pump; And the top-level module that has condenser, in the converting system of operation, this top-level module is arranged on the bottom module.
The modular design of the converting system that is proposed make it possible to the factory place carry out a large amount of prefabricated and be transported to the operation place before independent module is tested in advance.Top-level module is installed in the area coverage that the top of bottom module has dwindled system, promptly required floor area, and help compact design usually.The bottom module is seated in ground level, thus the qualified person can be easily near its member so that carry out maintenance and repair.Be installed on other module or under the situation at top, the heated cooling air that cycles through condenser can not stopped by other technology member by means of natural convection rises to opening at top-level module with regard to gravity.
In a preferred embodiment, the bottom module also comprises may need the electromechanical components safeguarded, for example is connected to the generator on the axle.
Preferably, the converting system that has standard module also can form the part of power generating equipment or power generating equipment, and can make power generating equipment be fit to each waste heat source by the intermediate loop that change is connected to thermal source on the converting system.
In a preferred embodiment, but but top-level module can have standardization and the Modularly condenser in horizontal plane disposed adjacent one another.
Preferably, can and/or change the turbine and the pump of this converting system in modular mode by the amount of the used heat that thermal source produced according to required transfer power.
In advantageous embodiments, the ORC working fluid is organic, nontoxic and does not fluoridize.Get back to the ORC working fluid that does not have fluorine to reduce the worry of environment aspect and need not special leakage and prevent, and therefore helping the public accepts this used heat converting system.
Preferably, the ORC working fluid comprises pure carbon hydrogen compound such as isobutane (C
4H
10) and pentane (C
5H
12) or its combination.This ORC working fluid circulates in Rankine cycle being higher than under the pressure of external pressure with gas phase and liquid phase.This has improved starting (black-start) ability voluntarily, because needn't produce vacuum with starting system after turbine.
In context of the present utility model, term " industrial waste heat source " preferably is meant to have and is different from the industry equipment that produces or adopt the main target of used heat.In addition, can use geothermal heat source and, the boiler of the wood chip that for example burns based on reproducible thermal source.
Exemplary waste heat source comprises: from the exhaust of the fuel combustion in the internal-combustion engine (as gas turbine or Reciprocating engine); From for example incinerating waste material process and the flue gas or the waste gas of discharging by chimney; Make the cooling air of process from cement, chemical product, glass, paper or steel; Or from the cooling water of industrial process or combustion engine.Especially, can consider the waste gas of the preheating tower of the grog cooling air of cement equipment and same cement equipment.Certainly, usability and the same waste heat of used heat that must be used in the industry equipment that produces air horsepower at device interior as being used for drying or outside as be used for other possibility purposes balance of district heating at device.
In advantageous embodiments, this converting system also comprises the middle level module with stationary member, and this middle level module is arranged between bottom module and the top-level module being parallel on the vertical direction of gravitational direction.Stationary member for example is a vaporizer.
In a preferred embodiment, but in bottom, middle level and the top-level module each comprises the standardization member that Modularly is changed.In the module at least one has the volumetric standard size.
In advantageous embodiments, this system comprises the intermediate loop that is used for used heat is delivered to vaporizer.This intermediate loop comprises the heat exchanger that is used for by waste heat intermediate loop working fluid (as pressurized water).Heated intermediate loop working fluid is recycled to vaporizer then, and therein, used heat further is delivered to the ORC working fluid.Under this intermediate loop situation that (for example in cement equipment) dust loading is high in thermal source is particularly preferred.Vaporizer or heat exchanger can be arranged in module place, middle level.
In a preferred embodiment, the working fluid of intermediate loop is a pressurized water.Therefore, do not evaporate in the heat exchanger, and the surface area of heat exchanger can keep less.
In a preferred embodiment, the temperature of pressurized water is lower than 200 ℃.
Intermediate loop provides the flexibility that increases, and particularly allows a plurality of thermals source are connected on the single Rankine cycle vaporizer.Especially, different thermal source (as the grog cooling air of same cement equipment or the waste gas of preheating tower) can be connected in series in the intermediate loop.
In another preferred embodiment, in vaporizer, use shell-and-plate (plate-and-shell type) heat exchanger that has optimum surface area and volume ratio in conjunction with intermediate loop.The shell-and-plate heat exchanger is used for used heat is delivered to the ORC working fluid from the heated working fluid in middle loop.Exemplary panels shell-type exchangers (itself because as for example be fit to well in the welding procedure of the innovation described in the file WO2009068119 stand to surpass in the ORC circulation pressure of 40bar) can obtain from the GESMEX GmbH company in German Schwerin city.
Advantageously, this converting system comprises the control unit of the used heat transfer process that is used to control the electric power supply that comprises from the generator to the electrical network.This control unit is connected on sensor and the actuator so that make the operation of converting system be fit to satisfy the operating conditions of industry equipment.Example actuator comprises the variable speed drives fluid pump, the condenser fan that are arranged in the operating fluid loop, is used for cutting off cut-off valve of (trip) turbine and the variable inlet stator that turbine is moved in wideer load range.In addition, control unit even can interact with the used heat generating process is so that optimize the used heat conversion in by the limit that operating conditions applied of industry equipment.Control unit can be fit to be controlled under the predetermined voltage levvl electric power is supplied to electrical network from generator.
In alternative exemplary embodiment, a kind of converting system that is used for the used heat from the industrial waste heat source is converted to air horsepower is provided, this converting system has: have the intermediate loop by the intermediate loop working fluid of waste heat; The Rankine cycle system that has the closure of any suitable organic working fluids; And comprise the shell-and-plate heat exchanger that is used for by heated intermediate loop working fluid evaporation organic working fluids.Closed Rankine cycle system also comprises the turbine that is driven by the organic working fluids that evaporates in plate/shell heat exchanger; And between turbine and plate/shell heat exchanger with the interconnected condenser of the mode of fluid.Preferred intermediate loop working fluid is a water, and the organic working fluids of closed Rankine cycle can be working fluid poisonous or nontoxic, that fluoridize or do not fluoridize.This alternative exemplary embodiment can combine independently with any favourable modification or the embodiment that mention in this specification.
In a word, the utility model allows to utilize up to now mainly due to the reason of ecological aspect and lack suitable device and the lower waste heat source of unheeded quality in eco-friendly mode.Closed Rankine cycle system is provided power by used heat, and this used heat for example is lower than 400 ℃, may be lower than 250 ℃ and in some cases even be lower than 200 ℃ hot cooling fluid or the form of residual heat air-flow provides with temperature.Becoming with used heat in the vaporizer of heat exchange relationship, suitable working fluid is lower than about 170 ℃ temperature being lower than 40bar and may even being lower than to be evaporated and to be heated under the pressure of 8bar, and be fed into turbine subsequently, but this air horsepower Driven Compressor or generator then so that produce air horsepower.
According to another embodiment of the present invention, provide a kind of waste heat recovery plant that is used for used heat is converted to air horsepower.This waste heat recovery plant comprises the bottom module that has turbine; With the top-level module that has condenser, this top-level module is arranged on the bottom module, and is connected on bottom module and the vaporizer via pipeline; Wherein, vaporizer is used to evaporate the ORC working fluid by waste heat; Wherein, turbine is driven and is connected on the axle by the ORC working fluid of evaporation; Wherein, condenser mode with fluid between turbine and vaporizer is connected to each other; Wherein, pump is arranged between condenser and the vaporizer in the ORC system.
According to still another embodiment of the invention, provide a kind of and had waste heat source and according to the industrial cement equipment of converting system of the present invention.
These and other aspect of the present utility model will become from described embodiment hereinafter obviously and will set forth it with reference to described embodiment hereinafter.
Description of drawings
Hereinafter will be with reference to explaining theme of the present utility model in more detail in the exemplary embodiment shown in the detailed schematic representation.
Fig. 1 has schematically shown the converting system according to an embodiment of the present utility model.
Fig. 2 has schematically shown the converting system that has intermediate loop according to another embodiment of the present utility model.
Fig. 3 has shown the sectional view with the turbine inlet housing of the section in cross section of having according to another embodiment of the present utility model.
Fig. 4 A has schematically shown the converting system that has bottom, middle level and top-level module according to another embodiment of the present utility model.
Fig. 4 B has schematically shown the converting system according to another embodiment's of the present utility model Fig. 4 A that has intermediate loop.
Fig. 5 A has schematically shown the side view according to another embodiment's of the present utility model modular type converting system that has bottom, middle level and top-level module.
Fig. 5 B has schematically shown the plan view of the modularization converting system of Fig. 5 A, and the top-level module according to another embodiment of the present utility model is shown.
Reference number that uses in the accompanying drawing and implication thereof are listed with the summary form and in the clear tabulation of reference number.In principle, identical parts are provided with same reference number in the accompanying drawings.
List of parts
1 vaporizer
1A liquid-liquor preheater level
1B vaporizer level
1C liquid-vapor superheater level
1D internal heat recovery heat exchanger
2 turbines
3
4 generators
5 condensers
6 pumps
7 waste heat source
8 chimneys
9 used heat-water heat source exchanger
10 pumps
12 compressors
13 turbine inlet housings
13a runner one
13b runner two
The 13c cross section
14 sensors
15 control units
The Rankine cycle of 16 closures
17 intermediate loops
30 converting systems
31 bottom modules
32 top-level modules
33 middle level modules
35 pipelines
Embodiment
Fig. 1 has shown the indicative icon of the converting system 30 that has closed organic Rankine circulation (ORC) 16, on the clockwise flow direction of as shown by arrows ORC working fluid, this converting system 30 comprises: the vaporizer 1 or the boiler that are used to evaporate the ORC working fluid; Turbine 2, this turbine 2 are provided with the steam of from evaporator drier to drive generator 4 or any other load that is connected on the electrical power network via common axle 3; Condenser 5, this condenser 5 are used for the ORC steam of condensation from the discharging of turbine; And be used to make the apparatus of the ORC working fluid cycles of condensation to vaporizer 1, for example pump 6.The control unit 15 that is used to control the conversion of used heat be connected to generator 4 and the hot generating process of monitoring sensor 14 and with pump 6 as example actuator.Alternatively, this system also can comprise the internal heat reclaiming system of the working fluid that is used for after turbine cooled vapor and preheating condensation.
The separator (not shown) can be set come from lubricating fluid (oil that uses the oil/lubrication system as the transmission device of turbine 2), to separate or extract the working fluid residue, and this separator can be ejected into the working fluid residue that separates in the main working fluid cycles again.
Vaporizer 1 is retrieved from waste heat source 7 heat of (as entering vaporizer 1 with the temperature that is lower than 400 ℃ under at external pressure and being released to the residual heat air-flow or the flow of hot exhaust of surrounding environment via chimney 8).Usually, in vaporizer 1, the ORC working fluid is heated to 170 ℃ being lower than under the pressure of 40bar, and expand into such pressure in turbine 2, that is, under this pressure under near the temperature of ambient temperature this ORC working fluid still be gaseous state.Used heat temperature at vaporizer 1 place can be 190 ℃, and the used heat temperature at turbine 2 places can be 170 ℃.
The temperature of waste gas can not be reduced to below 200 ℃ so that be provided at the drying and the preheating of necessity of raw mix in the raw material mill of cement equipment.
The member of bottom module 31, middle level module 33 and top-level module 32 can be installed to module 31,33 by in snap close connector, clamping connector, threaded connections, form fit connector and the press fit connector, on 32.
Converting system 30 can be installed in the power generating equipment by in snap close connector, clamping connector, threaded connections, form fit connector and the press fit connector.
Working fluid can be the isobutane that is in overvoltage condition and has the pressure that is not less than atmospheric pressure during whole transfer process.
The system of water loop 17 (dotted line) in the middle of Fig. 2 illustrates and has.First heat exchanger 9 is seated in the blast air in the chimney 8, therein, is heated for the first time as the water of the working fluid of intermediate loop 17.Heated water is recycled to the second heat exchanger 9B that is arranged in the residual heat air-flow that constitutes second waste heat source then, and is heated for the second time.Hot water is directed into vaporizer 1 and turns back to first heat exchanger 9 by means of water pump 10 circulations then.Turbine 2 is connected on the compressor 12 via axle 3 but not is connected on the generator, and air horsepower is used for producing superheated steam.
Vaporizer 1 shown in Fig. 2 is not made up of the at the same level of tandem arrangement, that is, be used for pre-hot liquid ORC working fluid liquid-liquor preheater level 1A, be used to liquid-vapor superheater level 1C of evaporating the vaporizer level 1B of ORC working fluid and being used for the ORC working fluid of thermal evaporation.Liquid intermediate loop 17 working fluids (it can be water) and ORC working fluid pass this device along opposite direction.
Fig. 3 has shown turbine inlet housing 13, and wherein, working fluid enters from the left side and leaves housing towards turbine (not shown Fig. 3) in the bottom.Housing comprises at least two runner 13a, 13b, and perpendicular to the cross section 13c of flow direction by segmentation or subregion, wherein, different sections are corresponding to these at least two runners and can independently open or close.This allows to adapt to the operation at part load condition, and the one or more maintenances in the runner are closed in this case.
Fig. 4 A is schematically illustrated to be used for the used heat from waste heat source 7 is converted to the details that the preferred geometry of element of the converting system 30 of air horsepower is arranged.The element of system be assigned to bottom module 31 (turbine 2, generator 4), be arranged in the top-level module 32 (condenser 5) on the bottom module 31 and be arranged in bottom module 31 and top-level module 32 between middle level module 33 (pump 6, internal heat recovery heat exchanger 1D, illustrative conduit 35) and be installed in bottom module 31, top-level module 32 and the middle level module 33.Shown in the direct-type evaporating system in, vaporizer 1 is being placed in the exhaust flow with the disposal separated by a distance of all the other members.Working fluid directly proceeds to turbine 2 from vaporizer 1 or boiler, proceeds to condenser 5 from this via steam-liquid-type internal heat recovery heat exchanger 1D, and turns back to inner heat exchanger 1D and get back to vaporizer 1 then via pump 6.
Fig. 4 B is schematically illustrated have in the middle of the similar geometrical arrangements of element of converting system 30 of water loop 17.Heat exchanger 9 is seated in the blast air in the chimney 8, and therein, water is heated by the heat from residual gas.Water is directed into superheater 1C, vaporizer 1B and preheater 1A, and superheater 1C, vaporizer 1B and preheater 1A all are assigned to middle level module 33.Working fluid was preheated before being passed to turbine 2, evaporates and be overheated.The water of middle water loop 17 turns back to water heat source exchanger 9 by means of water pump 10 circulations that are installed in equally on the middle level module 33.
Three aforementioned modules respectively comprise the steel frame of volumetric standard size, and the size of this steel frame allows by highway or railway transport, and the element that is distributed is installed on this steel frame.These modules can be prefabricated and tested in the factory place, and comprise interconnected standardization connector of corresponding pipe section or the flange that is used to make corresponding module.
Mutual layout in aforementioned modules one of the element of system or member is then equally based on modular concept.Specification according to the converting system in the concrete industry equipment is selected particular element, for example turbine.Then via standardization connector such as snap close connector, clamping connector, threaded connections installation elements and/or change element later on if necessary.When selecting element when satisfying this specification, it is preferred that a plurality of components identical that have a littler independent grade are compared with single big element.For example, condenser advantageously is made up of a plurality of Standardisation Cells that the rated power with system is complementary.
Converting system 30 can be by starting efficiently fast voluntarily.In first step, check sensor 14, the temperature of these sensor 14 check waste heat source 7 (for example, middle circulation 17 heats that whether have been ready to and had correct amount).In second step, whether just in action to check Rankine cycle 16 and vaporizer 1.In third step, the cut-off valve (as control unit 15) of opening turbine 2 fronts is converted to air horsepower so that begin with the used heat from waste heat source 7.
Fig. 5 A has schematically shown the side view of the converting system 30 that has bottom module 31, middle level module 33 and top-level module 32.Bottom module 31 comprises modular replaceable member, for example turbine 2 and generator 4.Middle level module 33 comprises modular replaceable member, and for example vaporizer 1.Top-level module 32 comprises modular interchangeable elements, for example condenser 5 and ventilation equipment.Although should be noted in the discussion above that Fig. 5 A, Fig. 5 B three members of every layer of module are shown, every layer of module 31,32,33 can comprise the member of varying number.
Fig. 5 B has schematically shown the plan view of the converting system 30 that has top-level module 32, and this top-level module 32 is included in a plurality of condensers 5 disposed adjacent one another in the platform.Condenser 5 disposed adjacent one another is connected to each other.
Though shown in the description of accompanying drawing and front and describe the utility model, it is illustrative or exemplary and nonrestrictive that this diagram and describing be considered to; The utility model is not limited to the disclosed embodiments.
According to research, in related domain and put into practice other modification that claimed technician of the present utility model can understand and realize the disclosed embodiments to accompanying drawing, disclosure and claims.
In the present invention, word " comprises " does not get rid of other element or step, and independently article " " or " one " do not get rid of a plurality of.The single converting system that is used for being converted to from the used heat of waste heat source air horsepower can realize the function of the several projects described in the present invention.The pure fact of the measure that statement is determined in different mutually features of the present invention does not represent that the combination of these measures can not advantageously be used.Any reference mark among the present invention all should not be interpreted as limited field.
Claims (17)
1. a converting system (30) that is used for the used heat from waste heat source (7) is converted to air horsepower is characterized in that, described converting system (30) has closed organic Rankine circulation ORC system (16), and this organic rankine cycle system (16) comprising:
-vaporizer (1), this vaporizer (1) is heated by described used heat, being used to evaporate the ORC working fluid,
-turbine (2), this turbine (2) drives and is connected on the axle (3) by the ORC working fluid of evaporation,
-condenser (5), this condenser (5) mode with fluid between described turbine (2) and described vaporizer (1) is connected to each other,
-pump (6), this pump (6) are arranged between described condenser (5) and the described vaporizer (1),
-have a bottom module (31) of described turbine (2); And
-having the top-level module (32) of described condenser (5), described top-level module (32) is arranged on the described bottom module (31).
2. converting system according to claim 1 (30) is characterized in that, described bottom module (31) also comprises the electromechanical components that needs are safeguarded.
3. converting system according to claim 2 (30) is characterized in that, described electromechanical components is for being connected to the generator (4) on the described axle (3).
4. converting system according to claim 1 (30) is characterized in that, described converting system (30) also comprises:
-having the middle level module (33) of stationary member, this middle level module (33) is arranged between described bottom module (31) and the described top-level module (32).
5. converting system according to claim 4 (30) is characterized in that, described stationary member is described vaporizer (1).
6. according to each described converting system (30) among the claim 1-5, it is characterized in that at least one in the described module (31,32,33) has the volumetric standard size.
7. according to claim 4 or 5 described converting systems (30), it is characterized in that, described bottom module, middle level module and top-level module (31,33,32) but in each comprise the standardization member that Modularly is changed.
8. according to each described converting system (30) among the claim 1-5, it is characterized in that described waste heat source (7) comprises that the waste gas of preheating tower of cement equipment and grog cooling air are as used heat.
9. according to each described converting system (30) among the claim 1-5, it is characterized in that described ORC working fluid is organic, nontoxic and does not fluoridize.
10. according to each described converting system (30) among the claim 1-5, it is characterized in that described ORC working fluid is the pure carbon hydrogen compound.
11. converting system according to claim 10 (30) is characterized in that, described pure carbon hydrogen compound is isobutane (C4H10) or pentane (C5H12).
12. according to each described converting system (30) among the claim 1-5, it is characterized in that, used heat from described waste heat source (7) is passed to vaporizer (1) via intermediate loop (17), and described intermediate loop (17) comprises the heat exchanger (9) that is used for by the working fluid of the described intermediate loop of waste heat.
13. converting system according to claim 12 (30) is characterized in that, the working fluid of described intermediate loop (17) comprises that temperature is lower than 200 ℃ pressurized water.
14. converting system according to claim 12 (30) is characterized in that, described vaporizer (1) comprises the shell-and-plate heat exchanger (1) that is used for used heat is delivered to from the heated working fluid of described intermediate loop (17) described ORC working fluid.
15., it is characterized in that described converting system (30) also comprises control unit (15) according to each described converting system (30) among the claim 1-5.
16. a waste heat recovery plant that is used for used heat is converted to air horsepower is characterized in that, comprising:
The bottom module (31) that has turbine (2); With
Have the top-level module (32) of condenser (5), described top-level module (32) is arranged on the described bottom module (31), and is connected on described bottom module (31) and the vaporizer (1) via pipeline (35);
Wherein, described vaporizer (1) is used to evaporate the ORC working fluid by described waste heat;
Wherein, described turbine (2) drives and is connected on the axle (3) by the ORC working fluid of evaporation;
Wherein, described condenser (5) mode with fluid between described turbine (2) and described vaporizer (1) is connected to each other;
Wherein, described pump (6) is arranged in the ORC system between described condenser (5) and the described vaporizer (1).
17. one kind has waste heat source (7) and according to the industrial cement equipment of each described converting system (30) in the claim 1 to 15.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE202010004882U DE202010004882U1 (en) | 2010-04-13 | 2010-04-13 | Conversion system for the conversion of waste heat into wave power |
| DE202010004882.6 | 2010-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202065022U true CN202065022U (en) | 2011-12-07 |
Family
ID=43049621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205232731U Expired - Fee Related CN202065022U (en) | 2010-04-13 | 2010-08-27 | Conversion system, waste heat recovery unit and industrial cement equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN202065022U (en) |
| DE (1) | DE202010004882U1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244212A (en) * | 2013-05-24 | 2013-08-14 | 成都昊特新能源技术有限公司 | ORC electricity generation system for recycling exhaust smoke waste heat of gas turbine in compressor station and electricity generation method thereof |
| CN110462206A (en) * | 2017-04-03 | 2019-11-15 | 西门子歌美飒可再生能源公司 | Wind turbine Waste Heat Recovery System |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011119297A1 (en) * | 2011-11-24 | 2013-05-29 | Conpower Patente Gmbh & Co. Kg | Working medium evaporator used in e.g. organic rankine cycle (ORC) process plant, has heat exchangers which exchange heat of evaporative medium and heating medium flowing in evaporative medium outlet and heating medium outlet |
| DE102014001801A1 (en) | 2014-02-08 | 2015-08-13 | Rainer Schmidt | Compressor with ORC drive |
| CZ2015503A3 (en) * | 2015-07-16 | 2017-03-08 | Vysoká Škola Báňská - Technická Univerzita Ostrava | An accumulation system of waste heat generated in industrial processes for the production of electrical energy |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6880344B2 (en) | 2002-11-13 | 2005-04-19 | Utc Power, Llc | Combined rankine and vapor compression cycles |
| ATE527436T1 (en) | 2006-12-20 | 2011-10-15 | Abb Schweiz Ag | WASTE HEAT USE SYSTEM |
| DE102007063634B4 (en) | 2007-11-26 | 2009-10-15 | Gesmex Gmbh | Method for connecting at least two heat exchanger plates |
-
2010
- 2010-04-13 DE DE202010004882U patent/DE202010004882U1/en not_active Expired - Lifetime
- 2010-08-27 CN CN2010205232731U patent/CN202065022U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244212A (en) * | 2013-05-24 | 2013-08-14 | 成都昊特新能源技术有限公司 | ORC electricity generation system for recycling exhaust smoke waste heat of gas turbine in compressor station and electricity generation method thereof |
| CN110462206A (en) * | 2017-04-03 | 2019-11-15 | 西门子歌美飒可再生能源公司 | Wind turbine Waste Heat Recovery System |
Also Published As
| Publication number | Publication date |
|---|---|
| DE202010004882U1 (en) | 2010-11-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10619520B2 (en) | Controlled organic Rankine cycle system for recovery and conversion of thermal energy | |
| US20180171831A1 (en) | Multiple organic rankine cycle systems and methods | |
| CN1317486C (en) | Integrated micro combined heat and power system | |
| US5497624A (en) | Method of and apparatus for producing power using steam | |
| EP1552114B1 (en) | Method of converting energy | |
| CN202065022U (en) | Conversion system, waste heat recovery unit and industrial cement equipment | |
| KR101398312B1 (en) | Method and device for converting thermal energy of a low temperature heat source into mechanical energy | |
| CA2190675C (en) | Conversion of waste heat to power | |
| US20060236698A1 (en) | Waste heat recovery generator | |
| US20120001436A1 (en) | Power generator using a wind turbine, a hydrodynamic retarder and an organic rankine cycle drive | |
| UA61957C2 (en) | Method for obtaining energy from the exhaust gas of gas turbine, method and system of regeneration of energy of the exhaust gas heat | |
| US9322297B2 (en) | Energy storage installation with open charging circuit for storing seasonally occurring excess electrical energy | |
| EP2253807A1 (en) | Gas turbine cycle or combined steam-gas cycle for production of power from solid fuels and waste heat | |
| WO2011030285A1 (en) | Method and apparatus for electrical power production | |
| US20100095674A1 (en) | Vapor powered engine/electric generator | |
| CN105386803B (en) | Low-grade waste heat power generation system capable of achieving gas-liquid hybrid recycling and control method | |
| EP3303919A1 (en) | Turbine system and method | |
| EP2092165B1 (en) | Use of a turbocharger and waste heat conversion system | |
| ITUA20163546A1 (en) | RANKINE ORGANIC COGENERATIVE PLANT SYSTEM | |
| US11339712B1 (en) | Bottoming cycle power system | |
| CN103635661B (en) | Waste heat utilization equipment | |
| JP2011074897A (en) | Fluid machine driving system | |
| KR101488656B1 (en) | Power generation system for waste heat recovery | |
| EP2378089A1 (en) | Conversion system for converting waste heat to shaft power | |
| Ganassin et al. | Small scale solid biomass fuelled ORC plants for combined heat and power |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111207 Termination date: 20160827 |