CN109667635A - The a variety of waste heats recycling organic rankine cycle system and application method of pneumoelectric alliance - Google Patents
The a variety of waste heats recycling organic rankine cycle system and application method of pneumoelectric alliance Download PDFInfo
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- CN109667635A CN109667635A CN201910086646.9A CN201910086646A CN109667635A CN 109667635 A CN109667635 A CN 109667635A CN 201910086646 A CN201910086646 A CN 201910086646A CN 109667635 A CN109667635 A CN 109667635A
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- 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
- F01K27/00—Plants for converting heat or fluid energy into mechanical energy, not otherwise provided for
- F01K27/02—Plants modified to use their waste heat, other than that of exhaust, e.g. engine-friction heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B23/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01B23/08—Adaptations for driving, or combinations with, pumps
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- 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
- F01K11/00—Plants characterised by the engines being structurally combined with boilers or condensers
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- 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
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- Combustion & Propulsion (AREA)
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Abstract
The invention discloses a variety of waste heats of pneumoelectric alliance to recycle organic rankine cycle system, it is characterised in that: low pressure recycle circuit, motor, gearbox, first clutch and the second clutch in cycle of higher pressure circuit, the recycling of air compressor machine exhaust heat including the recycling of lime-ash waste heat；The low pressure recycle circuit of the air compressor machine exhaust heat recycling includes expanding machine, condenser, condenser pump, the first air heat exchanger, the second air heat exchanger, the first air compressor machine, the second air compressor machine sum aggregate gas bag；The expanding machine is also connected with a motor by first clutch, and the other side of the motor is connect by second clutch with gearbox, and the gearbox is connect with the first air compressor machine and the second air compressor machine respectively.The present invention utilizes the waste heat of low boiling point organic rankie cycle synthetical recovery lime-ash and pressure-air, air compressor machine and motor are dragged by expanding machine, motor can also utilize motor supplying power for outside under the premise of meeting air compressor machine dragging mainly as the back-up power source of air compressor machine.
Description
Technical field
The invention belongs to field of waste heat utilization, and in particular to a variety of waste heats of pneumoelectric alliance recycle organic rankine cycle system
And application method.
Background technique
Air compressor machine is the pressure-air source device that the industries such as electric power, coking, smelting must use, generated pressure-air
It is used as the use of the techniques such as air force, gas conveying, gas synthesis, refrigeration.According to related studies have shown that air compressor machine is hollow
The boost in pressure of gas only consumes the 15% of motor electric energy, and other 85% electric energy is converted to thermal energy and increases the temperature of air,
Since the air of high temperature is unfavorable for compression and the requirement of technique temperature degree, air compressor machine is equipped with heat exchanger to cool down sky
Gas, heat exchanger have the recoverable effect of heat simultaneously, and conventional air heat energy recycling is gas-gas heat exchange and air water heat exchange, and gas gas changes
Heat generates hot wind for workshop for warm technique heating, and air water heat exchange is then to provide domestic water and heating, the disadvantage is that all existing
It cannot be made full use of because of the difference in season, and intermittent using the fluctuation for causing system, thus unstable.
Lime-ash is the solid waste generated in the industries such as electric power, coking, smelting, containing a large amount of tow taste heat,
Traditional lime-ash waste heat recycling is to be used using recirculated water heat exchange for life, heating；Or it is followed for heat-setting water into host heat
Ring；Or it is absorbed heat and is generated electricity by Organic Rankine Cycle.But domestic water and heating utilize not because of the variation of winter and summer
It can be sufficiently；The heat exchange of condensed water is not enough to completely cool down lime-ash using condensing capacity is limited by, and influences host heat and follow
The stability of ring；The application mode of Organic Rankine Cycle heat absorption power generation is single, utilization efficiency is low.
Summary of the invention
The technical problem to be solved in the present invention is to provide a variety of waste heats of pneumoelectric alliance recycling organic rankine cycle system and
Application method is dragged using the waste heat of low boiling point organic rankie cycle synthetical recovery lime-ash and pressure-air by expanding machine
Dynamic air compressor machine and motor, motor, can also benefits under the premise of meeting air compressor machine dragging mainly as the back-up power source of air compressor machine
With motor supplying power for outside.
In order to solve the above technical problems, the present invention adopts the following technical scheme that: a variety of waste heats of pneumoelectric alliance of the invention
Organic rankine cycle system is recycled, innovative point is: more than cycle of higher pressure circuit, air compressor machine exhaust including the recycling of lime-ash waste heat
Low pressure recycle circuit, motor, gearbox, first clutch and the second clutch of recuperation of heat；
The cycle of higher pressure circuit of the lime-ash waste heat recycling includes slag cooler, expanding machine, condenser, condenser pump and booster pump；Institute
The outlet for stating slag cooler is connected by the import of high steam pipeline and expanding machine, the outlet of the expanding machine and condenser into
Mouth connection, the outlet of the condenser are connect with condenser pump, and the outlet of the condenser pump passes through the import of booster pump and slag cooler
Connection；
The low pressure recycle circuit of the air compressor machine exhaust heat recycling includes expanding machine, condenser, condenser pump, the first air heat-exchange
Device, the second air heat exchanger, the first air compressor machine, the second air compressor machine sum aggregate gas bag；The outlet of the condenser pump passes through three-way pipeline
It is connect respectively with the import of the first air heat exchanger and the import of the second air heat exchanger；The outlet of first air heat exchanger
It is connect with collection gas bag with the outlet of the second air heat exchanger, the outlet of the collection gas bag passes through low-pressure steam pipeline and expanding machine
Connection；The import of first air compressor machine is connected with air intake pipe, and outlet and the first air of first air compressor machine change
The import of hot device connects, and the outlet of first air heat exchanger is connect with the import of the second air compressor machine, second air compressor machine
Outlet connect with the import of the second air heat exchanger, the outlet of second air heat exchanger is also connected with gas main pipe；
The expanding machine is also connected with a motor by first clutch, and the other side of the motor by second clutch and increases
Fast case connection, the gearbox are connect with the first air compressor machine and the second air compressor machine respectively.
Preferably, the first steam control valve is additionally provided on the high steam pipeline.
Preferably, the first liquid control valve is additionally provided on the pipeline that the condenser pump is connect with the first air heat exchanger.
Preferably, second liquid regulating valve is additionally provided on the pipeline that the condenser pump is connect with the second air heat exchanger.
Preferably, the second steam control valve is additionally provided on the low-pressure steam pipeline.
Preferably, first air heat exchanger and the second air heat exchanger are that the shell-and-tube with fin reinforcing heat exchange changes
Hot device.
The application method of a variety of waste heats recycling organic rankine cycle system of pneumoelectric alliance of the invention, innovative point are
The following steps are included:
(1) organic working medium evaporates the high pressure gaseous organic working medium of formation in slag cooler, then by high steam pipeline into
Enter expander acting, output shaft power drives motor to be converted into electric energy supplying power for outside, while driving the first air compressor machine and the
Two air compressor machine compressed airs；
(2) after expander acting, high pressure gaseous organic working medium is transformed into low-temp low-pressure gaseous organic matter, enters back into
Recirculated cooling water in condenser and condenser carries out heat exchange, to condense into liquid organic working medium；
(3) waste heat that condensation generates is taken away by the recirculated cooling water in condenser, and liquid organic working medium inflow condenser pump, then by
Condenser pump is delivered to liquid circulation lines, and pipeline is divided into two-way；
(4) liquid organic working medium all the way of condensation pump discharge enters the ash in slag cooler, with slag cooler after booster pump is pressurized
Slag carries out heat exchange, and the high pressure gaseous organic working medium for evaporating formation enters expander acting, completes a circuit and follows
Ring, to form the cycle of higher pressure circuit of lime-ash waste heat recycling；
(5) condense pump discharge another way liquid organic working medium separately flowed into after three-way pipeline shunts the first air heat exchanger and
Second air heat exchanger；
(6) simultaneously, air enters the first air compressor machine through air intake pipe, enters the first air after the pressurization of the first air compressor machine
Heat exchanger and liquid organic working medium carry out heat exchange cooling, and the low-pressure gaseous organic working medium of generation enters collection gas bag by pipeline, and
Air after cooling goes successively to the second air compressor machine, enters back into the second air heat exchanger after the second air compressor machine is further pressurized
Heat exchange cooling is carried out with liquid organic working medium, the low-pressure gaseous organic working medium of generation enters collection gas bag by pipeline, and after cooling down
Air enter with gas main pipe；
(7) the low-pressure gaseous organic working medium generated in the first air heat exchanger and the second air heat exchanger enters collection by pipeline
After gas bag, is uniformly mixed in collection gas bag, expanding machine is then entered by low-pressure steam pipeline, with the high-pressure gaseous in expanding machine
The common expansion work of organic working medium, the low-temp low-pressure gaseous organic matter of generation enter condenser condensation, complete a circuit and follow
Ring, to form the low pressure recycle circuit of air compressor machine exhaust heat recycling；
(8) expander acting output shaft power drives motor to be converted into electric energy supplying power for outside, while driving the first air compressor machine
With the second air compressor machine compressed air.
Preferably, in the step (1), high pressure gaseous organic working medium is adjusted by the first steam control valve
Pressure, to control the flow into the high pressure gaseous organic working medium of expanding machine.
Preferably, in the step (5), the liquid into the first air heat exchanger is adjusted by the first liquid control valve
The flow of state organic working medium；The stream of the liquid organic working medium into the second air heat exchanger is adjusted by second liquid regulating valve
Amount.
Preferably, in the step (7), the pressure of low-pressure gaseous organic working medium is adjusted by the second steam control valve
Power, to control the flow into the low-pressure gaseous organic working medium of expanding machine.
Compared with existing lime-ash and air engine exhaust heat Land use systems, the invention has the following advantages:
1) Rankine cycle of organic working medium is used to drag the mode that air compressor machine and motor are recycled as waste heat, by low-grade lime-ash
Become high-grade mechanical energy and electric energy with air waste heat, this Land use systems can carry out always along with production, not by season
Section property influences, and not only the synthetical recovery waste heat of lime-ash and air, also improves the utilization rate of waste heat.
2) Rankine cycle of organic working medium is used, expanding machine drags air compressor machine and motor, when the output shaft power of expanding machine
Greater than air compressor machine, power supply station is taken, and can make a part of output shaft power that motor be driven to be converted into electric energy supplying power for outside, conversely, working as
When expanding machine output shaft underpower, and can be using motor as supplement.Pneumoelectric is double to be supplied, and the side of UTILIZATION OF VESIDUAL HEAT IN has not only been expanded
Formula, and circulatory system closing is independent, it is more stable not by external interference.
3) motor is as spare, when expanding machine overhauling, works normally to substitute expanding machine dragging air compressor machine, works as pneumatics
When machine overhauling, the power generation of expanding machine dragging motor does not influence the utilization of progress and the waste heat recycling of subsequent production, the utilization to waste heat
More flexible simplicity.
Detailed description of the invention
It, below will be to needed in the embodiment in order to more clearly illustrate the technical solution in the embodiment of the present invention
Attached drawing is simply introduced, it should be apparent that, the accompanying drawings in the following description is only some embodiments recorded in the present invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is system schematic of the invention.
Wherein, 1- slag cooler；The first steam control valve of 2-；3- expanding machine；4- condenser；5- first clutch；6- motor；
7- second clutch；8- gearbox；The first air compressor machine of 9-；The second air compressor machine of 10-；11- condenser pump；The first air heat exchanger of 12-；
The second air heat exchanger of 13-；The first liquid control valve of 14-；15- second liquid regulating valve；16- plenum chamber；17- the second steam tune
Save valve；18- booster pump.
Specific embodiment
Technical solution of the present invention will be clearly and completely described by specific embodiment below.
The a variety of waste heats recycling organic rankine cycle system and application method of pneumoelectric alliance of the invention, as shown in Figure 1, packet
Include lime-ash waste heat recycling cycle of higher pressure circuit, air compressor machine exhaust heat recycling low pressure recycle circuit, motor 6, gearbox 8,
First clutch 5 and second clutch 7.
The cycle of higher pressure circuit that lime-ash waste heat recycles in the present invention includes slag cooler 1, expanding machine 3, condenser 4, condenser pump
11 and booster pump 18；As shown in Figure 1, the outlet of slag cooler 1 is connect by high steam pipeline with the import of expanding machine 3, it is organic
Working medium evaporates the high pressure gaseous organic working medium of formation in slag cooler 1, then by high steam pipeline to enter expanding machine 3 swollen
Swollen acting, output shaft power drives motor 6 to be converted into electric energy supplying power for outside, while driving the first air compressor machine 9 and the second air compressor machine
10 compressed airs；Wherein, the first steam control valve 2 is additionally provided on high steam pipeline, which is used to adjust
The pressure of whole high pressure gaseous organic working medium, to control the stream into the high pressure gaseous organic working medium in expanding machine 3
Amount.The outlet of expanding machine 3 is connect with the import of condenser 4, and after 3 expansion work of expanding machine, high pressure gaseous organic working medium turns
Become low-temp low-pressure gaseous organic matter, then hot friendship is carried out by the recirculated cooling water that pipeline enters in condenser 4 and condenser 4
It changes, to condense into liquid organic working medium, and condenses the waste heat generated and taken away by the recirculated cooling water in condenser 4.Condenser 4
Outlet connect with condenser pump 11, liquid organic working medium flows into condenser pump 11 by pipeline, then by condenser pump 11 is delivered to liquid
Circulating line, the pipeline are divided into two-way；Wherein pipeline is connect by booster pump 18 with the import of slag cooler 1 all the way, and the pipeline
The lime-ash that interior liquid organic working medium enters in slag cooler 1, with slag cooler 1 after the pressurization of booster pump 18 carries out heat exchange, steams
The high pressure gaseous organic working medium that hair is formed enters back into 3 expansion work of expanding machine, a circuit cycle is completed, to form ash
The cycle of higher pressure circuit of slag waste heat recycling.
In the present invention air compressor machine exhaust heat recycle low pressure recycle circuit include expanding machine 3, condenser 4, condenser pump 11,
First air heat exchanger 12, the second air heat exchanger 13, the first air compressor machine 9,10 sum aggregate gas bag 16 of the second air compressor machine；Such as Fig. 1 institute
Show, condenser pump 11 export another way pipeline by three-way pipeline respectively with the import of the first air heat exchanger 12 and the second air
The import of heat exchanger 13 connects, and the liquid organic working medium in the pipeline separately flows into the first air after three-way pipeline shunts and changes
Hot device 12 and the second air heat exchanger 13；The first liquid is additionally provided on the pipeline that condenser pump 11 is connect with the first air heat exchanger 12
Body regulating valve 14, and adjust by the first liquid control valve 14 stream of the liquid organic working medium into the first air heat exchanger 12
Amount；It is additionally provided with second liquid regulating valve 15 on the pipeline that condenser pump 11 is connect with the second air heat exchanger 13, and passes through second
Liquid control valve 15 adjusts the flow of the liquid organic working medium into the second air heat exchanger 13；Wherein, the first air heat-exchange
Device 12 and the second air heat exchanger 13 are the shell-and-tube heat exchanger with fin reinforcing heat exchange.
The import of the first air compressor machine 9 in the present invention is connected with air intake pipe, as shown in Figure 1, the first air compressor machine 9
Outlet is connect with the import of the first air heat exchanger 12, and the outlet of the first air heat exchanger 12 connects with the import of the second air compressor machine 10
It connects, the outlet of the second air compressor machine 10 is connect with the import of the second air heat exchanger 13, and the outlet of the second air heat exchanger 13 also connects
It is connected to gas main pipe；Air enters the first air compressor machine 9 through air intake pipe, enters first after the pressurization of the first air compressor machine 9
Air heat exchanger 12 and liquid organic working medium carry out heat exchange cooling, generate low-pressure gaseous organic working medium, and the air after cooling down after
Continuous to enter the second air compressor machine 10, enter back into the second air heat exchanger 13 after the second air compressor machine 10 further pressurization has with liquid
Machine working medium carries out heat exchange cooling, generates low-pressure gaseous organic working medium, and the air after cooling down enters with gas main pipe.
The outlet of the first air heat exchanger 12 and the outlet of the second air heat exchanger 13 connect with collection gas bag 16 in the present invention
It connects, as shown in Figure 1, the outlet of collection gas bag 16 is connect by low-pressure steam pipeline with expanding machine 3；Wherein, in low-pressure steam pipeline
On be additionally provided with the second steam control valve 17, which is used to adjust the pressure of low-pressure gaseous organic working medium, from
And control the flow for entering the low-pressure gaseous organic working medium of expanding machine 3.In the first air heat exchanger 12 and the second air heat exchanger
After the low-pressure gaseous organic working medium generated in 13 enters collection gas bag 16 by pipeline, uniformly mixes in collection gas bag 16, then lead to
Cross low pressure jet chimney and enter expanding machine 3, and the common expansion work of high-pressure gaseous organic working medium in expanding machine 3, generation it is low
Warm low-pressure gaseous organic working medium enters the condensation of condenser 4, completes a circuit cycle, to form the recycling of air compressor machine exhaust heat
Low pressure recycle circuit.
Expanding machine 3 is also connected with a motor 6 by first clutch 5 in the present invention, as shown in Figure 1, the other side of motor 6
It is connect by second clutch 7 with gearbox 8, and gearbox 8 is connect with the first air compressor machine 9 and the second air compressor machine 10 respectively.It is swollen
Swollen 3 expansion work of machine, output shaft power drives motor 6 to be converted into electric energy supplying power for outside, while driving the first air compressor machine 9 and second
10 compressed air of air compressor machine.
The invention has the following advantages:
1) Rankine cycle of organic working medium is used to drag the mode that air compressor machine and motor 6 are recycled as waste heat, by low-grade ash
Slag and air waste heat become high-grade mechanical energy and electric energy, and this Land use systems can carry out always along with production, not by
Seasonal effect, not only the synthetical recovery waste heat of lime-ash and air, also improves the utilization rate of waste heat.
2) Rankine cycle of organic working medium is used, expanding machine drags air compressor machine and motor 6, when the output shaft work of expanding machine 3
Rate is greater than air compressor machine power supply station and takes, and can make a part of output shaft power that motor 6 be driven to be converted into electric energy supplying power for outside, instead
It, is when 3 output shaft underpower of expanding machine, and can be using motor 6 as supplement.Pneumoelectric is double to be supplied, and waste heat benefit has not only been expanded
Mode, and circulatory system closing is independent, it is more stable not by external interference.
3) motor 6 is used as spare, and when expanding machine 3 overhauls, motor 6 drags the normal work of air compressor machine to substitute expanding machine 3
Make, when pneumatics machine overhauling, the power generation of 3 dragging motor 6 of expanding machine does not influence the utilization of progress and the waste heat recycling of subsequent production,
More flexible simplicity is utilized to waste heat.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to design of the invention
It is defined with range, without departing from the design concept of the invention, ordinary engineering and technical personnel is to this hair in this field
The all variations and modifications that bright technical solution is made should all fall into protection scope of the present invention, claimed skill of the invention
Art content is all documented in technical requirements book.
Claims (10)
1. a variety of waste heats of pneumoelectric alliance recycle organic rankine cycle system, it is characterised in that: the height including the recycling of lime-ash waste heat
Press low pressure recycle circuit, motor, gearbox, first clutch and the second clutch of circulation loop, the recycling of air compressor machine exhaust heat
Device；
The cycle of higher pressure circuit of the lime-ash waste heat recycling includes slag cooler, expanding machine, condenser, condenser pump and booster pump；Institute
The outlet for stating slag cooler is connected by the import of high steam pipeline and expanding machine, the outlet of the expanding machine and condenser into
Mouth connection, the outlet of the condenser are connect with condenser pump, and the outlet of the condenser pump passes through the import of booster pump and slag cooler
Connection；
The low pressure recycle circuit of the air compressor machine exhaust heat recycling includes expanding machine, condenser, condenser pump, the first air heat-exchange
Device, the second air heat exchanger, the first air compressor machine, the second air compressor machine sum aggregate gas bag；The outlet of the condenser pump passes through three-way pipeline
It is connect respectively with the import of the first air heat exchanger and the import of the second air heat exchanger；The outlet of first air heat exchanger
It is connect with collection gas bag with the outlet of the second air heat exchanger, the outlet of the collection gas bag passes through low-pressure steam pipeline and expanding machine
Connection；The import of first air compressor machine is connected with air intake pipe, and outlet and the first air of first air compressor machine change
The import of hot device connects, and the outlet of first air heat exchanger is connect with the import of the second air compressor machine, second air compressor machine
Outlet connect with the import of the second air heat exchanger, the outlet of second air heat exchanger is also connected with gas main pipe；
The expanding machine is also connected with a motor by first clutch, and the other side of the motor by second clutch and increases
Fast case connection, the gearbox are connect with the first air compressor machine and the second air compressor machine respectively.
2. a variety of waste heats of pneumoelectric alliance according to claim 1 recycle organic rankine cycle system, it is characterised in that: institute
It states and is additionally provided with the first steam control valve on high steam pipeline.
3. a variety of waste heats of pneumoelectric alliance according to claim 1 recycle organic rankine cycle system, it is characterised in that: institute
It states and is additionally provided with the first liquid control valve on the pipeline that condenser pump is connect with the first air heat exchanger.
4. a variety of waste heats of pneumoelectric alliance according to claim 1 recycle organic rankine cycle system, it is characterised in that: institute
It states and is additionally provided with second liquid regulating valve on the pipeline that condenser pump is connect with the second air heat exchanger.
5. a variety of waste heats of pneumoelectric alliance according to claim 1 recycle organic rankine cycle system, it is characterised in that: institute
It states and is additionally provided with the second steam control valve on low-pressure steam pipeline.
6. a variety of waste heats of pneumoelectric alliance according to claim 1 recycle organic rankine cycle system, it is characterised in that: institute
It states the first air heat exchanger and the second air heat exchanger is the shell-and-tube heat exchanger with fin reinforcing heat exchange.
7. the application method of a variety of waste heats recycling organic rankine cycle system of pneumoelectric alliance, it is characterised in that including following step
It is rapid:
(1) organic working medium evaporates the high pressure gaseous organic working medium of formation in slag cooler, then by high steam pipeline into
Enter expander acting, output shaft power drives motor to be converted into electric energy supplying power for outside, while driving the first air compressor machine and the
Two air compressor machine compressed airs；
(2) after expander acting, high pressure gaseous organic working medium is transformed into low-temp low-pressure gaseous organic matter, enters back into
Recirculated cooling water in condenser and condenser carries out heat exchange, to condense into liquid organic working medium；
(3) waste heat that condensation generates is taken away by the recirculated cooling water in condenser, and liquid organic working medium inflow condenser pump, then by
Condenser pump is delivered to liquid circulation lines, and pipeline is divided into two-way；
(4) liquid organic working medium all the way of condensation pump discharge enters the ash in slag cooler, with slag cooler after booster pump is pressurized
Slag carries out heat exchange, and the high pressure gaseous organic working medium for evaporating formation enters expander acting, completes a circuit and follows
Ring, to form the cycle of higher pressure circuit of lime-ash waste heat recycling；
(5) condense pump discharge another way liquid organic working medium separately flowed into after three-way pipeline shunts the first air heat exchanger and
Second air heat exchanger；
(6) simultaneously, air enters the first air compressor machine through air intake pipe, enters the first air after the pressurization of the first air compressor machine
Heat exchanger and liquid organic working medium carry out heat exchange cooling, and the low-pressure gaseous organic working medium of generation enters collection gas bag by pipeline, and
Air after cooling goes successively to the second air compressor machine, enters back into the second air heat exchanger after the second air compressor machine is further pressurized
Heat exchange cooling is carried out with liquid organic working medium, the low-pressure gaseous organic working medium of generation enters collection gas bag by pipeline, and after cooling down
Air enter with gas main pipe；
(7) the low-pressure gaseous organic working medium generated in the first air heat exchanger and the second air heat exchanger enters collection by pipeline
After gas bag, is uniformly mixed in collection gas bag, expanding machine is then entered by low-pressure steam pipeline, with the high-pressure gaseous in expanding machine
The common expansion work of organic working medium, the low-temp low-pressure gaseous organic matter of generation enter condenser condensation, complete a circuit and follow
Ring, to form the low pressure recycle circuit of air compressor machine exhaust heat recycling；
(8) expander acting output shaft power drives motor to be converted into electric energy supplying power for outside, while driving the first air compressor machine
With the second air compressor machine compressed air.
8. the application method of a variety of waste heats recycling organic rankine cycle system of pneumoelectric alliance according to claim 7,
It is characterized in that: in the step (1), the pressure of high pressure gaseous organic working medium is adjusted by the first steam control valve,
To control the flow into the high pressure gaseous organic working medium of expanding machine.
9. the application method of a variety of waste heats recycling organic rankine cycle system of pneumoelectric alliance according to claim 7,
Be characterized in that: in the step (5), the liquid adjusted by the first liquid control valve into the first air heat exchanger is organic
The flow of working medium；The flow of the liquid organic working medium into the second air heat exchanger is adjusted by second liquid regulating valve.
10. the application method of a variety of waste heats recycling organic rankine cycle system of pneumoelectric alliance according to claim 7,
It is characterized in that: in the step (7), the pressure of low-pressure gaseous organic working medium is adjusted by the second steam control valve, thus
Control enters the flow of the low-pressure gaseous organic working medium of expanding machine.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112594020A (en) * | 2020-11-26 | 2021-04-02 | 中船重工（邯郸）派瑞特种气体有限公司 | ORC supercharging energy-saving air compressor |
| CN113482735A (en) * | 2021-07-28 | 2021-10-08 | 中南大学 | Cascade type trans-critical organic Rankine cycle waste heat utilization system for engineering machinery |
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| CN113482735A (en) * | 2021-07-28 | 2021-10-08 | 中南大学 | Cascade type trans-critical organic Rankine cycle waste heat utilization system for engineering machinery |
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Address after: Chongchuan District Zhongxiu road 226001 Jiangsu city of Nantong Province, No. 135 Applicant after: Jintongling Technology Group Co.,Ltd. Address before: Chongchuan District Zhongxiu road 226001 Jiangsu city of Nantong Province, No. 135 Applicant before: JIANGSU JINTONGLING FLUID MACHINERY TECHNOLOGY Co.,Ltd. |
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Application publication date: 20190423 |