CN109764338A - A kind of garbage incinerating power plant is exhaust heat stepped to utilize method - Google Patents
A kind of garbage incinerating power plant is exhaust heat stepped to utilize method Download PDFInfo
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- CN109764338A CN109764338A CN201910039610.5A CN201910039610A CN109764338A CN 109764338 A CN109764338 A CN 109764338A CN 201910039610 A CN201910039610 A CN 201910039610A CN 109764338 A CN109764338 A CN 109764338A
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- power plant
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- lithium
- lithium bromide
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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Abstract
The present invention relates to a kind of garbage incinerating power plant it is exhaust heat stepped utilize method, comprising: described this method is using lithium-bromide absorption-type refrigerating machine as energy transformation mechanism；Described this method is heat source, recirculated cooling water as cold source so that it is hydrophobic to determine row's flash vessel；Cooling capacity needed for the low grade heat energy of hydrophobic middle carrying is converted to the daily production of burning power plant by the present invention, reduce the load of electric air-conditioning, the energy cascade utilization mode is using lithium bromide absorbing type refrigeration agent as energy form switching mechanism, by conventional method it is unavailable surely row flash vessel it is hydrophobic in heat absorption be converted into the daily production institute chilling requirement of burning power plant, reduce point air conditioner refrigerating load, reduce station-service electricity, cooling capacity is passed to refrigerant by lithium bromide refrigerator, again by pipeline to refrigeration duty region, circulation is formed between lithium bromide refrigerator and coil pipe of air-conditioner blower by fan coil released cold quantity refrigerant, lithium bromide refrigerator accesses recirculated cooling water by water pipe, and cooling water return is discharged in lithium bromide refrigerator.
Description
Technical field
The present invention relates to technical field of waste incineration, specially a kind of garbage incinerating power plant is exhaust heat stepped to utilize method.
Background technique
Waste incineration passes through the reactions such as thermal decomposition appropriate, burning, melting, carries out rubbish by the oxidation under high temperature
Volume reduction becomes the process of residue or molten solids substance, and waste incineration generally more in power plant meets the tendency of to UTILIZATION OF VESIDUAL HEAT IN side
Among method.
There are a large amount of low grade heat energies in burning power plant, lack because before and effectively utilize method, most of low product
Position thermal energy is directly arranged outwardly, is resulted in waste of resources, while in order to keep boiler heating surface cleaning inside, furnace water being avoided to occur
Priming and steam quality degenerate, it is necessary to carry out blowdown methodically to boiler, boiler blow-off has periodical blowdown and continuous row
Dirt, during blowdown, the hydrophobic of hydrophobic development unit is discharged from system, and drain temperature is higher, still carries a large amount of thermal energy, hydrophobic
It discharges into after cooling down pond after carrying out cooling processing and utilizes again, this kind of processing mode causes the waste of thermal energy.
Summary of the invention
It is exhaust heat stepped using method that the purpose of the present invention is to provide a kind of garbage incinerating power plants, to solve above-mentioned background
There are a large amount of low grade heat energies in the burning power plant proposed in technology, lack because before and effectively utilize method, most of
Low grade heat energy is directly arranged outwardly, is resulted in waste of resources, while in order to keep boiler heating surface cleaning inside, avoiding furnace water
Priming occurs and steam quality degenerates, it is necessary to blowdown methodically be carried out to boiler, boiler blow-off has periodical blowdown and company
Continuous blowdown, during blowdown, the hydrophobic of hydrophobic development unit is discharged from system, and drain temperature is higher, still carries a large amount of thermal energy,
It is hydrophobic discharge into behind cooling pond carry out cooling processing after utilize again, this kind of processing mode causes the waste of thermal energy, and fixed row dredges
The drain temperature of water flash vessel is higher, it is hydrophobic in contain a large amount of thermal energy, current art scheme does not return this portion of energy
It receives and utilizes, cause energy waste.
To achieve the above object, the invention provides the following technical scheme: a kind of exhaust heat stepped utilization of garbage incinerating power plant
Method, including coil pipe of air-conditioner blower, blowdown hydrophobic development unit, lithium bromide refrigerator, cooling pond and hydrophobic development unit import are female
Pipe；
Described this method is using lithium-bromide absorption-type refrigerating machine as energy transformation mechanism；
Described this method is heat source, recirculated cooling water as cold source so that it is hydrophobic to determine row's flash vessel；
Cooling capacity needed for the low grade heat energy of hydrophobic middle carrying is converted to the daily production of burning power plant by the present invention, drop
The load of low electricity air-conditioning；
Preferably, the energy cascade utilization mode is using lithium bromide absorbing type refrigeration agent as energy form switching mechanism,
By conventional method it is unavailable surely row flash vessel it is hydrophobic in heat absorption be converted into needed for the daily production of burning power plant
Cooling capacity reduces point air conditioner refrigerating load, reduces station-service electricity.
Preferably, cooling capacity is passed to refrigerant by the lithium bromide refrigerator, then is passed through by pipeline to refrigeration duty region
Fan coil released cold quantity refrigerant forms circulation between lithium bromide refrigerator and coil pipe of air-conditioner blower.
Preferably, the lithium bromide refrigerator accesses recirculated cooling water, and lithium bromide refrigerator discharge circulation by water pipe
Cooling water return water.
Preferably, the blowdown hydrophobic development unit is as secondary waste heat recovering mechanism simultaneously output low grade heat energy, and blowdown
It is low grade heat energy that steam, which is discharged, in hydrophobic development unit, and Resource recovery is delivered to blowdown by hydrophobic development unit import main pipe and dredges
Water flash vessel.
Preferably, the lithium-bromide absorption-type refrigerating machine is energy transformation mechanism, and it is heat source, circulation that it is hydrophobic, which to arrange flash vessel surely,
Cooling water is cold source, cooling capacity needed for the low grade heat energy of hydrophobic middle carrying is converted to the daily production of burning power plant, drop
The load of low electricity air-conditioning improves economy of power plant benefit so that station service power consumption rate be effectively reduced.
Compared with prior art, beneficial effects of the present invention are as follows: currently, thermal energy benefit of the burning power plant for blowdown
With being by the thermal energy of platoon hydrophobic development unit recovered steam, the hydrophobic flow direction of platoon arranges hydrophobic development unit surely；Surely dewatering capacity-enlarging is arranged
The thermal energy of device recovery section steam again, depending on arrange it is hydrophobic enter recirculating cooling water system, radiated by cooling tower, although this
Scheme has recycled the thermal energy of some vapor, but a large amount of thermal energy of hydrophobic carrying fail to utilize, and causes energy waste, and the present invention is logical
The mode for crossing energy cascade utilization, hydrophobic by hydrophobic development unit exclusion are used as heat source, and recirculated cooling water passes through bromine as cold source
Change lithium-absorbing formula refrigeration machine is as form of energy transformation mechanism, cooling capacity (air-conditioning refrigeration duty) needed for obtaining burning power plant,
The electric air conditioner refrigerating amount of reduction, reduction station-service electricity, raising economy of power plant benefit, the method that the present invention passes through energy cascade utilization,
By lithium-bromide absorption-type refrigerating machine will be hydrophobic in low grade heat energy be converted into it is cold needed for the daily production of burning power plant
Amount, reduces the load of electric air-conditioning, so that station service power consumption rate be effectively reduced, improves economy of power plant benefit.
Detailed description of the invention
Fig. 1 is a kind of exhaust heat stepped flow diagram using method of garbage incinerating power plant of the present invention.
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.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term " on ",
The orientation or positional relationship of the instructions such as "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and should not be understood as instruction or
Imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connected " " connects
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of garbage incinerating power plant is exhaust heat stepped to utilize method,
Including coil pipe of air-conditioner blower, blowdown hydrophobic development unit, lithium bromide refrigerator, cooling pond and hydrophobic development unit import main pipe；
Described this method is using lithium-bromide absorption-type refrigerating machine as energy transformation mechanism；
Described this method is heat source, recirculated cooling water as cold source so that it is hydrophobic to determine row's flash vessel；
Cooling capacity needed for the low grade heat energy of hydrophobic middle carrying is converted to the daily production of burning power plant by the present invention, drop
The load of low electricity air-conditioning；
Preferably, the energy cascade utilization mode is using lithium bromide absorbing type refrigeration agent as energy form switching mechanism,
By conventional method it is unavailable surely row flash vessel it is hydrophobic in heat absorption be converted into needed for the daily production of burning power plant
Cooling capacity reduces point air conditioner refrigerating load, reduces station-service electricity.
Preferably, cooling capacity is passed to refrigerant by the lithium bromide refrigerator, and refrigerant leads to through pipeline to refrigeration duty region
It crosses fan coil released cold quantity refrigerant and forms circulation between lithium bromide refrigerator and coil pipe of air-conditioner blower.
Preferably, the lithium bromide refrigerator accesses recirculated cooling water, and lithium bromide refrigerator discharge circulation by water pipe
Cooling water return water.
Preferably, the blowdown hydrophobic development unit is as secondary waste heat recovering mechanism simultaneously output low grade heat energy, and blowdown
It is low grade heat energy that steam, which is discharged, in hydrophobic development unit, and Resource recovery is delivered to blowdown by hydrophobic development unit import main pipe and dredges
Water flash vessel.
Preferably, the lithium-bromide absorption-type refrigerating machine is energy transformation mechanism, and it is heat source, circulation that it is hydrophobic, which to arrange flash vessel surely,
Cooling water is cold source, cooling capacity needed for the low grade heat energy of hydrophobic middle carrying is converted to the daily production of burning power plant, drop
The load of low electricity air-conditioning improves economy of power plant benefit so that station service power consumption rate be effectively reduced.
In conclusion the garbage incinerating power plant is exhaust heat stepped to utilize method, currently, burning power plant is for blowdown
Heat energy utilization is by the thermal energy of platoon hydrophobic development unit recovered steam, and the hydrophobic flow direction of platoon arranges hydrophobic development unit surely；Fixed row dredges
The thermal energy of water flash vessel recovery section steam again, depending on arrange it is hydrophobic enter recirculating cooling water system, radiated by cooling tower,
Although this scheme has recycled the thermal energy of some vapor, a large amount of thermal energy of hydrophobic carrying fail to utilize, and cause energy waste, this
Invention by way of energy cascade utilization, by hydrophobic development unit exclude it is hydrophobic be used as heat source, recirculated cooling water as cold source,
By lithium-bromide absorption-type refrigerating machine as form of energy transformation mechanism, cooling capacity (air-conditioning cold needed for obtaining burning power plant
Load), electric air conditioner refrigerating amount is reduced, station-service electricity is reduced, improves economy of power plant benefit, the present invention passes through energy cascade utilization
Method, by lithium-bromide absorption-type refrigerating machine will be hydrophobic in low grade heat energy be converted into needed for the daily production of burning power plant
Cooling capacity, reduce the load of electric air-conditioning, so that station service power consumption rate be effectively reduced, improve economy of power plant benefit.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of garbage incinerating power plant is exhaust heat stepped to utilize method, including coil pipe of air-conditioner blower, blowdown hydrophobic development unit, bromination
Lithium refrigeration machine, cooling pond and hydrophobic development unit import main pipe；
Described this method is using lithium-bromide absorption-type refrigerating machine as energy transformation mechanism；
Described this method is heat source, recirculated cooling water as cold source so that it is hydrophobic to determine row's flash vessel；
Cooling capacity needed for the low grade heat energy of hydrophobic middle carrying is converted to the daily production of burning power plant by the present invention, drop
The load of low electricity air-conditioning.
2. a kind of garbage incinerating power plant according to claim 1 is exhaust heat stepped to utilize method, it is characterised in that: the energy
Source cascade utilization mode is cannot to be utilized conventional method as energy form switching mechanism using lithium bromide absorbing type refrigeration agent
Determine row's flash vessel it is hydrophobic in heat absorption be converted into the daily production institute chilling requirement of burning power plant, reduce a point air conditioner refrigerating
Load reduces station-service electricity.
3. a kind of garbage incinerating power plant according to claim 1 is exhaust heat stepped to utilize method, it is characterised in that: lithium bromide
Cooling capacity is passed to refrigerant by refrigeration machine, then by pipeline to refrigeration duty region, by fan coil released cold quantity refrigerant in bromine
Change to be formed between lithium refrigeration machine and coil pipe of air-conditioner blower and recycle.
4. a kind of garbage incinerating power plant according to claim 1 is exhaust heat stepped to utilize method, it is characterised in that: the bromine
Change lithium refrigeration machine and recirculated cooling water is accessed by water pipe, and cooling water return is discharged in lithium bromide refrigerator.
5. a kind of garbage incinerating power plant according to claim 1 is exhaust heat stepped to utilize method, it is characterised in that: the row
Dirty hydrophobic development unit is as secondary waste heat recovering mechanism and output low grade heat energy, and blowdown hydrophobic development unit discharge steam is low
Grade thermal energy, and Resource recovery is delivered to blowdown hydrophobic development unit by hydrophobic development unit import main pipe.
6. a kind of garbage incinerating power plant according to claim 1 is exhaust heat stepped to utilize method, it is characterised in that: the bromine
Change lithium-absorbing formula refrigeration machine is energy transformation mechanism, and it is heat source that it is hydrophobic, which to arrange flash vessel surely, and recirculated cooling water is cold source, in hydrophobic
Cooling capacity needed for the low grade heat energy of carrying is converted to the daily production of burning power plant reduces the load of electric air-conditioning, to have
Effect reduces station service power consumption rate, improves economy of power plant benefit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910039610.5A CN109764338A (en) | 2019-01-16 | 2019-01-16 | A kind of garbage incinerating power plant is exhaust heat stepped to utilize method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910039610.5A CN109764338A (en) | 2019-01-16 | 2019-01-16 | A kind of garbage incinerating power plant is exhaust heat stepped to utilize method |
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| CN109764338A true CN109764338A (en) | 2019-05-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114659089A (en) * | 2022-03-31 | 2022-06-24 | 西安热工研究院有限公司 | System and method for deep waste heat utilization of coal-fired power generating unit |
| CN115433609A (en) * | 2022-04-28 | 2022-12-06 | 武汉天元工程有限责任公司 | Energy-saving data center energy supply system and process |
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| CN108332447A (en) * | 2017-12-31 | 2018-07-27 | 山东鲁泰控股集团有限公司 | A kind of air-conditioning system using power plant's exhaust heat refrigeration |
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| CN101706106A (en) * | 2009-11-26 | 2010-05-12 | 创冠环保(中国)有限公司 | Recovering device for afterheat of garbage incineration furnace |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114659089A (en) * | 2022-03-31 | 2022-06-24 | 西安热工研究院有限公司 | System and method for deep waste heat utilization of coal-fired power generating unit |
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| CN115433609A (en) * | 2022-04-28 | 2022-12-06 | 武汉天元工程有限责任公司 | Energy-saving data center energy supply system and process |
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Application publication date: 20190517 |