CN209100102U - A kind of water purification coproduction electricity generation system - Google Patents
A kind of water purification coproduction electricity generation system Download PDFInfo
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- CN209100102U CN209100102U CN201821936486.XU CN201821936486U CN209100102U CN 209100102 U CN209100102 U CN 209100102U CN 201821936486 U CN201821936486 U CN 201821936486U CN 209100102 U CN209100102 U CN 209100102U
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Abstract
The utility model discloses a kind of water purification coproduction electricity generation systems, including gasified combustion apparatus, steam turbine, generator, condenser, steam exhaust heater, water purification preparation facilities and oxygen-eliminating device etc..Working-medium water is heated as superheated steam for steam turbine and electrical power generators by the high-temperature flue gas that gasified combustion apparatus generates, and the flue gas heater at steam exhaust and most end level-one flue gas end evaporates it in multi-effect evaporator and condense generation water purification for heating raw water after power generation.When temperature is inadequate, raw water heating temperature is improved as heat source from the steam extraction of steam turbine extraction section, to improve water purification yield.The utility model has many advantages, such as that system is simple, cascaded utilization of energy is high-efficient, by-product water purification.
Description
Technical field
The utility model relates to a kind of water purification coproduction electricity generation systems, belong to field of combustion technology.
Background technique
Remote districts have inconvenient traffic or waterpower, wind-power electricity generation regional load unstable region, resident living power utility or small-sized
Electricity consumption needs to use small-sized movable electricity generation boiler.The emergency service under such as earthquake case of emergency is also required to movable fast-assembling simultaneously
Boiler.At this point, considering that the supply object of system is that resident living power utility or mini electrical equipment are powered, the power of unit should not be set
It sets too greatly, configuration power supply capacity is usually 500~6000kW.And need repair and maintenance simple, also want the adaptation of equipment fuel
Property it is wide, can independent biological substance for combustion, can also be with the mixture of biological substance for combustion and coal, can also be individually coal-fired.
Utility model content
The purpose of this utility model is to provide a kind of water purification coproduction electricity generation systems, especially lack the Island of water purification.
The usual generating capacity of compact electrical generating systems is 100 ~ 1000kW.
The utility model is achieved through the following technical solutions:
A kind of water purification coproduction electricity generation system, including gasified combustion apparatus, steam turbine, generator, condenser, steam exhaust heating
Device, water purification preparation facilities and oxygen-eliminating device.
The gasified combustion apparatus includes vaporizer, combustion chamber, secondary furnace and the flue of horizontal alignment connection, the gasification
Zigzag type cigarette wind channel is formed between room, combustion chamber, secondary furnace and flue；Drum, the cigarette are provided with above the secondary furnace
Economizer and flue gas heater are provided in road；The vaporizer top is provided with superheater.The oxygen-eliminating device and province's coal
Device is connected by feedwater piping, and the economizer passes sequentially through working medium pipeline with the drum, superheater and steam turbine and is connected.
The steam turbine is connected with the generator and the steam exhaust heater respectively by steam-water pipe, while described weary
Vapour heater passes sequentially through steam-water pipe with the condenser and the oxygen-eliminating device and is connected.
The water purification preparation facilities includes former pond, filter, raw water pump and multi-effect evaporator, in the multi-effect evaporator
It is provided with condenser coil；The former pond, filter and raw water pump are sequentially connected；The raw water pump and the steam exhaust heater it
Between connected by cooling water pipeline, and the cooling water pipeline passes through the multi-effect evaporator and as the multi-effect evaporator
Condenser coil；Water purification is formed between the raw water pump, steam exhaust heater, flue gas heater and multi-effect evaporator prepares channel.
In above-mentioned technical proposal, convection bank, and the convection bank and the drum phase are provided in the secondary furnace
Even.The combustion chamber and the secondary furnace wall surface select water-cooling wall, and the water-cooling wall is connected by header with the drum.
In above-mentioned technical proposal, the steam turbine is connected with the oxygen-eliminating device.
In above-mentioned technical proposal, the system is additionally provided with cooling tower, is formed between the cooling tower and the condenser
Cooling water circulation channel, the cooling water circulation channel between the cooling tower and condenser are equipped with cooling water pump.
In above-mentioned technical proposal, the system also includes heater is adjusted, the adjusting heater is arranged in the flue gas
Between heater and the water purification preparation facilities, and the adjusting heater and the flue gas heater and the multi-effect evaporator
Between formed connection water purification preparation channel；The adjusting heater is also connected with the steam turbine and the condenser respectively,
Form the heating medium passage of connection.
A kind of operation method of water purification coproduction electricity generation system, which comprises
Enter fuel in gasified combustion apparatus and carry out gasification generation gasification gas and residue after gasifying, and makes gasify gas and gasification
Residue burns in the gasified combustion apparatus, generates high-temperature flue gas；High-temperature flue gas is set to pass sequentially through combustion chamber, secondary furnace and cigarette
Road, and successively discharged with after the heat exchange of superheater, convection bank, economizer and flue gas heater；
Deaerated water is fed into economizer by feed pump from oxygen-eliminating device and high-temperature flue gas carries out wall-type heat exchange, makes deaerated water
Temperature, which increases after becoming hot water, enters drum；Hot water in drum by combustion chamber and/or secondary furnace and high-temperature flue gas exchange heat at
For steam water interface and drum progress steam-water separation is returned to, the steam after separation enters superheater and further heats generation overheat steaming
Vapour；
Superheated steam is set to enter steam turbine for electrical power generators；The steam exhaust for generating steam turbine enters steam exhaust heater conduct
Thermal medium dividing wall type heats the cold medium in water purification preparation channel, and steam exhaust enters condenser after the cooling of steam exhaust heater and condenses
At water and cool down, is made into deaerated water subsequently into oxygen-eliminating device；
By the raw water in former pond after filter filters, enter filtering raw water by raw water pump promotion and supply cold
But waterpipe, and enter condenser coil accordingly and exchanged heat as the condensed water in multi-effect evaporator so that filtering raw water tentatively rises
Temperature；
Make the filtering raw water tentatively to heat up carry out heat exchange with steam exhaust by steam exhaust heater to continue to heat up；Make to continue heating
Filtering raw water is further heated up by flue gas heater and flue gas heat exchange as pyrogen water；
So that pyrogen water is entered multi-effect evaporator and flash to vapor under different pressures environment, vapor passes through condenser coil
The filtering raw water wall-type heat exchange that is condensed in coil pipe when external and condense out and be collected into water purification.
In above-mentioned technical proposal, the method also includes: the hot water in the drum passes through convection bank and high-temperature flue gas
Heat exchange, which becomes steam water interface and returns to drum, carries out steam-water separation, and the steam after separation enters superheater and further heats generation
Superheated steam.
In above-mentioned technical proposal, the method also includes:
By the raw water in former pond after filter filters, enter filtering raw water by raw water pump promotion and supply cold
But waterpipe, and enter condenser coil accordingly and exchanged heat as the condensed water in multi-effect evaporator so that filtering raw water tentatively rises
Temperature；
Make the filtering raw water tentatively to heat up carry out heat exchange with steam exhaust by steam exhaust heater to continue to heat up；Make to continue heating
Filtering raw water is further heated up by flue gas heater and flue gas heat exchange as pyrogen water；
Make pyrogen water enter adjusting heater further to exchange heat；From the steam turbine extraction section steam extraction as adjusting heating
The thermal medium of device, which carries out dividing wall type heating to pyrogen water, further heats up pyrogen water；
So that the pyrogen water further heated up is entered multi-effect evaporator and flashes to vapor, vapor under different pressures environment
It is condensed out by the filtering raw water wall-type heat exchange being condensed in coil pipe when condenser coil outside and is collected into water purification；
It is condensed into condensed water after so that steam extraction is heated pyrogen water in adjusting heater, it is weary with cooling down by steam exhaust heater
Vapour, which enters together after condenser cooling, is made into deaerated water into oxygen-eliminating device.
In above-mentioned technical proposal, cooling water is passed through condenser as cooling medium and steam exhaust or steam exhaust by cooling water pump
With condensation aqueous mixtures heat exchange, steam exhaust condenses into water and cooling water is heated up, and the cooling water after then making heating enters cooling
Tower cooling is simultaneously recycled.
In above-mentioned technical proposal, so that part steam extraction is entered oxygen-eliminating device from steam turbine and deaerated water is made.
In above-mentioned technical proposal, the steam exhaust pressure is higher than environment atmospheric pressure.
The utility model have the following advantages that and the utility model has the advantages that steam-electric power at the same heat raw water preparation water purification, have be
System is simple, cascaded utilization of energy, it is high-efficient the advantages that.
Detailed description of the invention
Fig. 1 is a kind of water purification coproduction electricity generation system schematic diagram involved in the utility model.
In figure: 1- gasified combustion apparatus；2- steam turbine；3- generator；4- water purification preparation system；5- condenser；
6- cooling tower；7- oxygen-eliminating device；8a- cooling water pump；8b- condensate pump；9- feed pump；10- steam exhaust heater；11- pots
Cylinder；12- superheater；13- flue；14- economizer；15- flue gas heater；16- adjusts heater；41- former pond；
42- filter；43- raw water pump；44- multi-effect evaporator.
Specific embodiment
Specific embodiment of the present utility model and the course of work are further described with reference to the accompanying drawing.
The positional terms such as the upper, lower, left, right, front and rear in present specification be positional relationship based on the figure and
It establishes.Attached drawing is different, then corresponding positional relationship is also possible to change therewith, therefore cannot be interpreted as with this to protection model
The restriction enclosed.
As shown in Figure 1, a kind of water purification coproduction electricity generation system, including gasified combustion apparatus 1, steam turbine 2, generator 3, condensing
Device 5, steam exhaust heater 10, water purification preparation facilities and oxygen-eliminating device 7.
Gasified combustion apparatus 1 includes vaporizer, combustion chamber, secondary furnace and the flue 13 of horizontal alignment connection, vaporizer, combustion
It burns and forms Zigzag type cigarette wind channel between room, secondary furnace and flue 13；Drum 11, setting in flue 13 are provided with above secondary furnace
There are economizer 14 and flue gas heater 15；Vaporizer top is provided with superheater 12.Combustion chamber and secondary furnace wall surface select water cooling
Wall, and water-cooling wall is respectively set combustion chamber header or secondary furnace header, combustion chamber header and secondary furnace header respectively with drum
11 are connected.Convection bank is provided in the secondary furnace of combustion chamber, and convection bank is connected with drum 11.
Oxygen-eliminating device 7 is connected with economizer 14 by feedwater piping, and feed pump 9 is provided on feedwater piping.Economizer 14 with
Drum 11, superheater 12 and steam turbine 2 pass sequentially through working medium pipeline and are connected.
Steam turbine 2 is connected respectively by steam-water pipe with generator 3 and steam exhaust heater 10, at the same steam exhaust heater 10 and
Condenser 5 passes sequentially through steam-water pipe with oxygen-eliminating device 7 and is connected.Condensate pump 8b is provided between condenser 5 and oxygen-eliminating device 7.
Water purification preparation facilities 4 includes former pond 41, filter 42, raw water pump 43 and multi-effect evaporator 44, multi-effect evaporator
It is provided with condenser coil in 44, gets off for water condensation will to be evaporated to obtain water purification.Former pond 41, filter 42 and raw water pump 43
It is sequentially connected.It is connected between raw water pump 43 and steam exhaust heater 10 by cooling water pipeline, and cooling water pipeline is steamed across multiple-effect
Send out device 44 and the condenser coil as multi-effect evaporator 44.Raw water pump 43, steam exhaust heater 10, flue gas heater 15 and multiple-effect are steamed
It sends out and forms water purification preparation channel between device 44.
Steam turbine 2 is equipped with extraction line and is connected with oxygen-eliminating device 7.
System is additionally provided with cooling tower 6, forms cooling water circulation channel between cooling tower 6 and condenser 5, cooling tower 6 with
Cooling water circulation channel between condenser 5 is equipped with cooling water pump 8a.
System further includes adjusting heater 16, adjusts heater 16 and is arranged in flue gas heater 15 and water purification preparation facilities 4
Between, and adjust heater 16 and prepare channel with the water purification being connected to is formed between flue gas heater 15 and multi-effect evaporator 44；It adjusts
Section heater 16 is also connected with steam turbine 2 and condenser 5 respectively, forms the heating medium passage of connection.
A kind of method that the operation method and system of water purification coproduction electricity generation system generate water purification.
Enter fuel in gasified combustion apparatus 1 and carry out gasification generation gasification gas and residue after gasifying, and keeps gasification gas gentle
Change residue to burn in gasified combustion apparatus 1, generates high-temperature flue gas.High-temperature flue gas is set to pass sequentially through combustion chamber, secondary furnace and cigarette
Road, and successively discharged with after the heat exchange of superheater 12, convection bank, economizer 14 and flue gas heater 15.Combustion chamber and secondary furnace
Wall surface can select water-cooling wall, and be connected by header and tedge or down-comer with drum 11, so that water is gone downwards in drum
Steam water interface, which is generated, with high-temperature flue gas heat exchange in water-cooling wall returns the progress steam-water separation of drum 11.
Deaerated water is fed into economizer 14 by feed pump 9 from oxygen-eliminating device 7 and high-temperature flue gas carries out wall-type heat exchange, makes to remove
Oxygen coolant-temperature gage, which increases after becoming hot water, enters drum 11.Hot water in drum 11 is become by convection bank and high-temperature flue gas heat exchange
Steam water interface simultaneously returns to the progress steam-water separation of drum 11, and the steam after separation enters superheater 12, and further heating generates overheat
Steam.
Make superheated steam enter steam turbine 2 to generate electricity for generator 3；The steam exhaust for generating steam turbine 2, into steam exhaust heater
10 as the cold medium in thermal medium dividing wall type heating water purification preparation channel, and steam exhaust pressure is higher than environment atmospheric pressure.Steam exhaust warp
It crosses after steam exhaust heater 10 cools down and is condensed into water into condenser 5 and cools down, be made into deaerated water subsequently into oxygen-eliminating device 7.Also
It can make part steam extraction that deaerated water be made from steam turbine 2 into oxygen-eliminating device 7.
By the raw water in former pond 41 after the filtering of filter 42, is promoted by raw water pump 43 and supply makes to filter raw water
Into cooling water pipeline, and enters condenser coil accordingly and exchanged heat as the condensed water in multi-effect evaporator 44 so that filtering raw water
Preliminary heating.
Make the filtering raw water tentatively to heat up carry out heat exchange with steam exhaust by steam exhaust heater 10 to continue to heat up；Make to continue to heat up
Filtering raw water further heated up by flue gas heater 15 and flue gas heat exchange as pyrogen water.
So that pyrogen water is entered multi-effect evaporator 44, is equipped with multiple and different vacuum pressure areas in multi-effect evaporator 44, so that
Pyrogen water efficiently flashes to vapor as far as possible under different pressures environment, is condensed when vapor is by outside condenser coil
Filtering raw water wall-type heat exchange in coil pipe and condense out and be collected into water purification.The concentrate that can not be evaporated is arranged as waste water
Multi-effect evaporator out.
In the above process, after the heating of flue gas heater 15, when pyrogen coolant-temperature gage is still relatively low, needs to increase adjusting and add
The heating of hot device 16 is to improve pyrogen coolant-temperature gage, to improve water purification yield.
At this point, promoting after the filtering of filter 42 and supply making the raw water in former pond 41 by raw water pump 43
Filter raw water enters cooling water pipeline, and enters condenser coil accordingly and exchange heat as the condensed water in multi-effect evaporator 44 so that mistake
Filter raw water tentatively heats up；Make the filtering raw water tentatively to heat up carry out heat exchange with steam exhaust by steam exhaust heater 10 to continue to heat up；Make
The filtering raw water for continuing heating is further heated up by flue gas heater 15 and flue gas heat exchange as pyrogen water.Enter pyrogen water
Heater 16 is adjusted further to exchange heat；From 2 extraction section steam extraction of steam turbine as adjust heater 16 thermal medium to pyrogen water
Carrying out dividing wall type heating further heats up pyrogen water；
So that the pyrogen water further heated up is entered multi-effect evaporator 44 and flash to vapor under different pressures environment, water steams
Gas passes through the filtering raw water wall-type heat exchange being condensed in coil pipe when condenser coil outside and condenses out and be collected into water purification.
It is condensed into condensed water after so that steam extraction is heated pyrogen water in adjusting heater 16, is cooled down with by steam exhaust heater 10
Steam exhaust enter together condenser 5 cool down after enter oxygen-eliminating device 7 be made into deaerated water.
Cooling water is passed through condenser 5 as cooling medium by cooling water pump 8a to mix with steam exhaust or steam exhaust and condensed water
Object heat exchange, so that cooling water heats up, the cooling water after then making heating enters 6 cooling of cooling tower and is recycled.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of water purification coproduction electricity generation system, which is characterized in that the system comprises gasified combustion apparatus (1), steam turbine (2),
Generator (3), condenser (5), steam exhaust heater (10), water purification preparation facilities (4) and oxygen-eliminating device (7)；
The gasified combustion apparatus (1) includes vaporizer, combustion chamber, secondary furnace and the flue (13) of horizontal alignment connection, described
Zigzag type cigarette wind channel is formed between vaporizer, combustion chamber, secondary furnace and flue (13)；Drum is provided with above the secondary furnace
(11), economizer (14) and flue gas heater (15) are provided in the flue (13)；The vaporizer top is provided with overheat
Device (12)；
The oxygen-eliminating device (7) is connected with the economizer (14) by feedwater piping, the economizer (14) and the drum
(11), superheater (12) passes sequentially through working medium pipeline with steam turbine (2) and is connected；
The steam turbine (2) is connected with the generator (3) and the steam exhaust heater (10) respectively by steam-water pipe, together
When, the steam exhaust heater (10) passes sequentially through steam-water pipe and is connected with the condenser (5) and the oxygen-eliminating device (7)；
The water purification preparation facilities (4) includes former pond (41), filter (42), raw water pump (43) and multi-effect evaporator (44),
Condenser coil is provided in the multi-effect evaporator (44)；The former pond (41), filter (42) and raw water pump (43) are successively
Connection；It is connect between the raw water pump (43) and the steam exhaust heater (10) by cooling water pipeline, and the cooling water pipe
Road passes through the multi-effect evaporator (44) and the condenser coil as the multi-effect evaporator (44)；It is the raw water pump (43), weary
Water purification is formed between vapour heater (10), flue gas heater (15) and multi-effect evaporator (44) prepares channel.
2. a kind of water purification coproduction electricity generation system according to claim 1, which is characterized in that be provided in the secondary furnace pair
Flowing bundle, and the convection bank is connected with the drum (11).
3. a kind of water purification coproduction electricity generation system according to claim 1, which is characterized in that the steam turbine (2) with it is described
Oxygen-eliminating device (7) is connected.
4. a kind of water purification coproduction electricity generation system according to claim 1 or 2, which is characterized in that the system is additionally provided with
Cooling tower (6), forms cooling water circulation channel between the cooling tower (6) and the condenser (5), the cooling tower (6) with
Cooling water circulation channel between condenser (5) is equipped with cooling water pump (8a).
5. a kind of water purification coproduction electricity generation system according to claim 4, which is characterized in that the system also includes adjust to add
Hot device (16), the adjusting heater (16) are arranged between the flue gas heater (15) and the water purification preparation facilities (4),
And the adjusting heater (16) with formed between the flue gas heater (15) and the multi-effect evaporator (44) be connected to it is net
Water prepares channel；The adjusting heater (16) is also connected with the steam turbine (2) and the condenser (5) respectively, the company of being formed
Logical heating medium passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936486.XU CN209100102U (en) | 2018-11-23 | 2018-11-23 | A kind of water purification coproduction electricity generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936486.XU CN209100102U (en) | 2018-11-23 | 2018-11-23 | A kind of water purification coproduction electricity generation system |
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| Publication Number | Publication Date |
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| CN209100102U true CN209100102U (en) | 2019-07-12 |
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| CN201821936486.XU Active CN209100102U (en) | 2018-11-23 | 2018-11-23 | A kind of water purification coproduction electricity generation system |
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| CN (1) | CN209100102U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236398A (en) * | 2018-11-23 | 2019-01-18 | 北京米能科技有限公司 | A kind of water purification coproduction electricity generation system and its operation method |
| CN113431643A (en) * | 2021-08-04 | 2021-09-24 | 西安热工研究院有限公司 | Low-pressure industrial steam supply system combining condensate system and boiler |
-
2018
- 2018-11-23 CN CN201821936486.XU patent/CN209100102U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236398A (en) * | 2018-11-23 | 2019-01-18 | 北京米能科技有限公司 | A kind of water purification coproduction electricity generation system and its operation method |
| CN113431643A (en) * | 2021-08-04 | 2021-09-24 | 西安热工研究院有限公司 | Low-pressure industrial steam supply system combining condensate system and boiler |
| CN113431643B (en) * | 2021-08-04 | 2022-08-02 | 西安热工研究院有限公司 | Low-pressure industrial steam supply system combining condensate system and boiler |
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