CN109539229A - A kind of waste incineration and generating electricity heat energy recycling system of air compressor - Google Patents
A kind of waste incineration and generating electricity heat energy recycling system of air compressor Download PDFInfo
- Publication number
- CN109539229A CN109539229A CN201811569813.7A CN201811569813A CN109539229A CN 109539229 A CN109539229 A CN 109539229A CN 201811569813 A CN201811569813 A CN 201811569813A CN 109539229 A CN109539229 A CN 109539229A
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- China
- Prior art keywords
- air compressor
- machine
- waste heat
- waste
- low
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
- F22D1/32—Feed-water heaters, i.e. economisers or like preheaters arranged to be heated by steam, e.g. bled from turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B33/00—Steam-generation plants, e.g. comprising steam boilers of different types in mutual association
- F22B33/18—Combinations of steam boilers with other apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
- F22D1/50—Feed-water heaters, i.e. economisers or like preheaters incorporating thermal de-aeration of feed-water
Abstract
The present invention provides a kind of waste incineration and generating electricity heat energy recycling system of air compressor, including passing through the sequentially connected Turbo-generator Set of pipeline, condenser, condensate pump, gland steam heater, machine waste heat recovery and oxygen-eliminating device, the machine waste heat recovery constitutes circulation loop by oil pipe with air compressor machine, the oxygen-eliminating device outlet connection waste heat boiler, the waste heat boiler steam (vapor) outlet connect the Turbo-generator Set.The invention combines air compressor machine with electricity generation system, is heated by the thermal energy that air compressor machine work generates to waste heat boiler water supply, avoids the waste of the energy in the air compressor machine course of work, and reduce extraction flow of steam, improve generating efficiency；Heat exchange is carried out in machine waste heat recovery by condensed water and conduction oil simultaneously, reduces air compressor cooling water use, avoids air compressor machine fouling, reduce energy consumption, save the cost.
Description
Technical field
The invention belongs to power generation by waste combustion technical fields, and in particular to a kind of waste incineration and generating electricity air compressor machine heat energy recycle
System.
Background technique
For electrically driven (operated) air compressor machine, approximate it can be regarded as an electric heater, because it is in compressed air
In the process, it is really used to increase electric energy consumed by air potential energy, small part (about 15%) is only accounted in total power consumption,
About 85% electric energy is converted into thermal energy, and the generation of these thermal energy will affect the normal operation of air compressor machine, but also need to consume volume
The outer energy helps its cooling.
Currently, not only residual heat of air compressor is not utilized, but also need to consume the additional energy to help to cool down.Due to
Energy consumption is high for air compressor machine, can meet full factory's domestic water using few part of waste heat.Especially in garbage incinerating power plant, air compressor machine
Energy consumption accounts for about 10% or so of station-service electricity.
In global energy requirements sustainable growth and under severe situation that actual provision constantly declines relatively, energy-saving and emission-reduction gesture
It must go, representative of the waste incineration and generating electricity as environmental protection industry (epi) is also constantly seeking the potential energy saving space.Therefore, in rubbish
How residual heat of air compressor is recycled in power generation by waste combustion, becomes those skilled in the art's technical problem anxious to be resolved.
Summary of the invention
The purpose of the present invention is overcome existing residual heat of air compressor utilization rate low, cause energy waste.
For this purpose, the present invention provides a kind of waste incineration and generating electricity heat energy recycling system of air compressor, including pass through pipeline
Sequentially connected Turbo-generator Set, condenser, condensate pump, gland steam heater, machine waste heat recovery and oxygen-eliminating device, the waste heat
By oil pipe composition circulation loop, the outlet of the oxygen-eliminating device connects waste heat boiler, the waste heat boiler for recycling machine and air compressor machine
Steam (vapor) outlet connect the Turbo-generator Set.
Further, the outlet of the gland steam heater is equipped with bypass duct and is sequentially connected No.1 low-pressure heater and No. two
The outlet of low-pressure heater, No. two low-pressure heaters is connect with the import of the oxygen-eliminating device.
Further, on the pipeline between the outlet of the gland steam heater and No.1 low-pressure heater and machine waste heat recovery
It is respectively arranged with low plus tune valve and machine waste heat recovery tune valve.
Further, the outlet conduit of the machine waste heat recovery is equipped with temperature sensor.
Further, between No. two low-pressure heaters and the outlet and the import of the oxygen-eliminating device of machine waste heat recovery
The first control valve and the second control valve are respectively arranged on pipeline.
Further, the outlet of the machine waste heat recovery is equipped with the bypass connecting with the import of No. two low-pressure heaters
Pipeline, the bypass duct are equipped with bypass control valve.
Further, the air compressor machine is equipped with the cooling cycle water pipe to cool for air compressor machine, the cooling cycle
Water pipe is equipped with cooling water water-supply valve.
Compared with prior art, beneficial effects of the present invention:
The sky that this waste incineration and generating electricity heat energy recycling system of air compressor provided by the invention is recycled by machine waste heat recovery
The thermal energy of press heats boiler feedwater, takes full advantage of the thermal energy of air compressor machine, avoids the waste of the energy, and reduces steamer
Generating set steam extraction amount, to improve generating efficiency；Heat is carried out in machine waste heat recovery by condensed water and conduction oil simultaneously
Exchange reduces air compressor cooling water use, avoids air compressor machine fouling, reduce energy consumption, save the cost.
The present invention is described in further details below with reference to attached drawing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of waste incineration and generating electricity heat energy recycling system of air compressor of the present invention.
Description of symbols: 1, Turbo-generator Set；2, condenser；3, condensate pump；4, gland steam heater；5, low plus tune
Valve；6, No.1 low-pressure heater；7, machine waste heat recovery tune valve；8, cooling water circulating pipe；9, cooling water water-supply valve；10, pneumatics
Machine；11, oil pipe；12, machine waste heat recovery；13, bypass duct；14, bypass control valve；15, No. two low-pressure heaters；16, first
Control valve；17, the second control valve；18, oxygen-eliminating device.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " center ", "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
Term " first ", " second " be used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or
Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or imply
Ground includes one or more of the features；In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or
It is more than two.
As described in Figure 1, a kind of waste incineration and generating electricity heat energy recycling system of air compressor is present embodiments provided, including logical
It the sequentially connected Turbo-generator Set 1 of piping, condenser 2, condensate pump 3, gland steam heater 4, machine waste heat recovery 12 and removes
Oxygen device 18, the machine waste heat recovery 12 constitute circulation loop by oil pipe 11 with air compressor machine 10, and the outlet of the oxygen-eliminating device 18 connects
It connects waste heat boiler (not indicated in figure), the steam (vapor) outlet of the waste heat boiler connects the Turbo-generator Set 1.Steam turbine generator
After group 1 is converted into electric energy using the thermal energy of steam, final stage steam discharge enters condenser 2 by throat's adapter tube and condenses wherein, coagulates
Condensed water is delivered to gland steam heater 4 by condensate pump 3 in vapour device 2, and subsequently enters in machine waste heat recovery 12, at the same time,
Conduction oil is connected to machine waste heat recovery 12 by oil pipe 11 in air compressor machine 10, in machine waste heat recovery 12 conduction oil and condensed water into
Row heat exchange, the conduction oil after cooling, which passes through oil pipe 11 again and returns in air compressor machine 10, to be recycled, and the condensed water after heating into
Enter the waste heat boiler that garbage burning factory is delivered in oxygen-eliminating device 18, waste heat boiler is fed again into Steam Turbine for high-temperature steam is generated
In 1, steam expansion acting pushes unit rotation power generation.Waste incineration and generating electricity air compressor machine heat energy recycle provided in this embodiment
System heats boiler feedwater by the thermal energy that machine waste heat recovery 12 recycles air compressor machine 10, takes full advantage of the heat of air compressor machine 10
Can, the waste of the energy is avoided, and reduce 1 steam extraction amount of Turbo-generator Set, to improve generating efficiency；Air compressor machine simultaneously
10 due to reducing cooling water use, avoiding air compressor machine fouling, reduce energy consumption using 12 heat exchange of machine waste heat recovery heat dissipation,
Save the cost.
As the embodiment of optimization, in order to guarantee that the water temperature entered in oxygen-eliminating device 18 is able to satisfy requirement, the packing adds
The outlet of hot device 4 is equipped with bypass duct and is sequentially connected No.1 low-pressure heater 6 and No. two low-pressure heaters 15, No. two low pressure
The outlet of heater 15 is connect with the import of the oxygen-eliminating device 18；Condensation moisture two-way through gland steam heater 4 is heated, and one
Condensed water is heated by the thermal energy that the work of air compressor machine 10 generates by machine waste heat recovery 12 in road, and another way is added by No.1 low pressure
Hot device 6 and No. two low-pressure heaters 15 heat condensed water, and the water after two-way heating converges into oxygen-eliminating device 18, avoid list
One requirement using the thermal energy of air compressor machine 10 without being able to satisfy water temperature in oxygen-eliminating device 18.Further, in order to more acurrate control
Water temperature in oxygen-eliminating device 18, can be between the outlet and No.1 low-pressure heater 6 and machine waste heat recovery 12 of the gland steam heater 4
It is respectively arranged with low on pipeline plus adjusts valve 5 and machine waste heat recovery tune valve 7, distinguished by low plus tune valve 5 and machine waste heat recovery tune valve 7
Control enters the heating water of No.1 low-pressure heater 6 and machine waste heat recovery 12, eventually arrives at oxygen-eliminating device to be further ensured that
18 water temperature is met the requirements.
In order to more accurately confirm whether the water temperature heated by machine waste heat recovery 12 meets the requirements, optimization, it can be in institute
The outlet conduit for stating machine waste heat recovery 12 sets temperature sensor (not indicating in figure), is recycled according to the waste heat of temperature sensor detection
12 exit water temperature of machine as a result, control it is low plus adjust valve 5 switch, if machine waste heat recovery 12 recycle 10 thermal energy of air compressor machine can make by
The water temperature of machine waste heat recovery 12 reaches water temperature requirement in oxygen-eliminating device 18, then can control low plus valve 5 is adjusted to close, only utilize air compressor machine 10
Thermal energy to enter oxygen-eliminating device 18 condensed water heat, if the leaving water temperature of machine waste heat recovery 12 cannot reach oxygen-eliminating device 18
Middle water temperature requirement can then open low plus adjust valve 5, be heated by No.1 low-pressure heater 6 and No. two low-pressure heaters 15 to packing
The water that device 4 comes out carries out shunting heating.And since the water temperature exported from No. two low-pressure heaters 15 and machine waste heat recovery 12 may
There are the temperature difference can be in the No.1 in order to guarantee that its water temperature is able to satisfy water temperature requirement in oxygen-eliminating device 18 after two-way heating water mixing
It is respectively set low on the water inlet line of low-pressure heater 6 and machine waste heat recovery 12 plus adjusts valve 5 and machine waste heat recovery tune valve 7, pass through
Low plus tune valve 5 and machine waste heat recovery tune valve 7, which are controlled respectively into No.1 low-pressure heater 6 and machine waste heat recovery 12, heats water.
It is heated when by above-mentioned shunting, when the water temperature after machine waste heat recovery 12 cannot still be met the requirements, optimization, it can be described remaining
The outlet of heat recovery machine 12 is equipped with the bypass duct 13 connecting with the import of No. two low-pressure heaters 15, the bypass duct
13 are equipped with bypass control valve 14, are closed by the first control valve 16 of control, and bypass control valve 14 is opened, so that returning by waste heat
The water that receipts machine 12 heats is further ensured and is removed using being sent into oxygen-eliminating device 18 after No. two low-pressure heaters 15 further heating
Water temperature is met the requirements in oxygen device 18.When air compressor machine 12 stops working or generates thermal energy and be not enough to heat water, the first control can control
Valve 16 and bypass control valve 14 processed are closed, to rely only on No.1 low-pressure heater 6 and No. two heating water of low-pressure heaters 15, are protected
Demonstrate,prove the normal operation of electricity generation system.
In addition, in order to ensure the cooling effect of air compressor machine 10, guarantee the normal operation of air compressor machine 10, on the air compressor machine 10
Equipped with the cooling circulating water pipeline 8 to cool for air compressor machine 10, the cooling circulating water pipeline 8 is equipped with cooling water water-supply valve
9；When 12 failure of machine waste heat recovery or generating set stop working, cooling water water-supply valve 9 can control to open, it is cooling by workshop
Water cooling air compressor 10, optimization, cooling water used in air compressor machine 10 is using flowing through Steam Turbine 1 in machine waste heat recovery 12 with removing
Salt water will not generate corrosion or stopping state to air compressor machine 10；And when machine waste heat recovery 12 is poor to 10 cooling effect of air compressor machine
When, also cooling water being controlled by the cooling circulating water pipeline 8, machine waste heat recovery 12 is assisted to cool down jointly to air compressor machine 10,
Guarantee the normal operation of air compressor machine 10.
In conclusion this waste incineration and generating electricity heat energy recycling system of air compressor provided in this embodiment is by air compressor machine
It combines with electricity generation system, oxygen-eliminating device moisturizing in turbine generator system is heated by the thermal energy that air compressor machine work generates,
The waste of the energy in the air compressor machine course of work is avoided, and reduces Turbo-generator Set steam extraction amount, improves generating efficiency；
Air compressor machine is reduced cooling water use, avoids air compressor machine fouling, reduce due to being radiated using machine waste heat recovery heat exchange simultaneously
Energy consumption, save the cost.
The foregoing examples are only illustrative of the present invention, does not constitute the limitation to protection scope of the present invention, all
It is within being all belonged to the scope of protection of the present invention with the same or similar design of the present invention.
Claims (7)
1. a kind of waste incineration and generating electricity heat energy recycling system of air compressor, it is characterised in that: including being sequentially connected by pipeline
Turbo-generator Set, condenser, condensate pump, gland steam heater, machine waste heat recovery and oxygen-eliminating device, the machine waste heat recovery with
Air compressor machine constitutes circulation loop, the oxygen-eliminating device outlet connection waste heat boiler, the steam (vapor) outlet of the waste heat boiler by oil pipe
Connect the Turbo-generator Set.
2. waste incineration and generating electricity heat energy recycling system of air compressor as described in claim 1, it is characterised in that: the packing
The outlet of heater is equipped with bypass duct and is sequentially connected No.1 low-pressure heater and No. two low-pressure heaters, and No. two low pressure adds
The outlet of hot device is connect with the water inlet of the oxygen-eliminating device.
3. waste incineration and generating electricity heat energy recycling system of air compressor as claimed in claim 2, it is characterised in that: the packing
Low plus tune valve and waste heat are respectively arranged on pipeline between the outlet and No.1 low-pressure heater and machine waste heat recovery of heater
Recycling machine tune valve.
4. waste incineration and generating electricity heat energy recycling system of air compressor as claimed in claim 2, it is characterised in that: the waste heat
The outlet conduit of recycling machine is equipped with temperature sensor.
5. waste incineration and generating electricity heat energy recycling system of air compressor as claimed in claim 4, it is characterised in that: described No. two
The first control is respectively arranged on pipeline between low-pressure heater and the outlet and the import of the oxygen-eliminating device of machine waste heat recovery
Valve and the second control valve.
6. waste incineration and generating electricity heat energy recycling system of air compressor as claimed in claim 4, it is characterised in that: the waste heat
The outlet of recycling machine is equipped with the bypass duct connecting with the import of No. two low-pressure heaters, and the bypass duct is equipped with side
Road control valve.
7. waste incineration and generating electricity heat energy recycling system of air compressor as described in claim 1, it is characterised in that: the pneumatics
Machine is equipped with the cooling cycle water pipe to cool for air compressor machine, and the cooling cycle water pipe is equipped with cooling water water-supply valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811569813.7A CN109539229A (en) | 2018-12-21 | 2018-12-21 | A kind of waste incineration and generating electricity heat energy recycling system of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811569813.7A CN109539229A (en) | 2018-12-21 | 2018-12-21 | A kind of waste incineration and generating electricity heat energy recycling system of air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109539229A true CN109539229A (en) | 2019-03-29 |
Family
ID=65856320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811569813.7A Pending CN109539229A (en) | 2018-12-21 | 2018-12-21 | A kind of waste incineration and generating electricity heat energy recycling system of air compressor |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205349530U (en) * | 2016-01-26 | 2016-06-29 | 云南电网有限责任公司电力科学研究院 | Gas turbine generating system |
| CN105952504A (en) * | 2016-06-16 | 2016-09-21 | 全球能源互联网研究院 | Waste heat pressurizing type copious cooling liquid-state air energy storage system |
| CN107816726A (en) * | 2017-11-30 | 2018-03-20 | 广东东实开能能源有限公司 | A kind of cement kiln synergic processing house refuse system and method with steam turbine dragging |
| CN207261057U (en) * | 2017-08-10 | 2018-04-20 | 中广核工程有限公司 | Nuclear power station heating power combined cycle system |
| CN209431389U (en) * | 2018-12-21 | 2019-09-24 | 中冶南方都市环保工程技术股份有限公司 | A kind of waste incineration and generating electricity heat energy recycling system of air compressor |
-
2018
- 2018-12-21 CN CN201811569813.7A patent/CN109539229A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205349530U (en) * | 2016-01-26 | 2016-06-29 | 云南电网有限责任公司电力科学研究院 | Gas turbine generating system |
| CN105952504A (en) * | 2016-06-16 | 2016-09-21 | 全球能源互联网研究院 | Waste heat pressurizing type copious cooling liquid-state air energy storage system |
| CN207261057U (en) * | 2017-08-10 | 2018-04-20 | 中广核工程有限公司 | Nuclear power station heating power combined cycle system |
| CN107816726A (en) * | 2017-11-30 | 2018-03-20 | 广东东实开能能源有限公司 | A kind of cement kiln synergic processing house refuse system and method with steam turbine dragging |
| CN209431389U (en) * | 2018-12-21 | 2019-09-24 | 中冶南方都市环保工程技术股份有限公司 | A kind of waste incineration and generating electricity heat energy recycling system of air compressor |
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