CN206607044U - A kind of thermal power plant's exhaust steam residual heat utilizes device - Google Patents
A kind of thermal power plant's exhaust steam residual heat utilizes device Download PDFInfo
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- CN206607044U CN206607044U CN201720162901.XU CN201720162901U CN206607044U CN 206607044 U CN206607044 U CN 206607044U CN 201720162901 U CN201720162901 U CN 201720162901U CN 206607044 U CN206607044 U CN 206607044U
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- exhaust steam
- vaporization chamber
- power plant
- pipeline
- thermal power
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
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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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model utilizes device there is provided a kind of thermal power plant's exhaust steam residual heat, including：Exhaust steam pipeline, the exhaust steam that each exhaust steam equipment is produced during for collecting power plant's operation；User's supply channel, receives the preheating water for possessing certain temperature and is conveyed to corresponding terminal user；Cooling system, is connected with the exhaust steam pipeline and user's supply channel respectively by heat-exchanger rig；High-salt wastewater pipeline, is connected with the exhaust steam pipeline and cooling system respectively by evaporated crystallization device.The exhaust steam that the utility model is produced during can power plant be run is made full use of, and can be increased economic efficiency while energy-conservation.Crystallization is evaporated to brine waste using high temperature exhaust steam, reluctant brine waste is thoroughly handled.The technique desalination such as ultra filtering reverse osmosis used compared with the prior art, had not only been saved but also simple in construction and utilization ratio is high.
Description
Technical field
The utility model is related to thermoelectricity field, and UTILIZATION OF VESIDUAL HEAT IN is realized in more particularly to a kind of exhaust steam when boiler is generated electricity
Device.
Background technology
Thermal power plant itself can discharge substantial amounts of water, vapour, sometimes referred to as waste water, exhaust steam in the process of running, power plant it is weary
Vapour has very big heat in itself, but grade is low, and recycling is highly difficult, and inappropriate use exhaust steam is also a kind of waste.
Utility model content
The purpose of this utility model is to provide for a kind of thermal power plant's exhaust steam residual heat and utilizes device, to reduce energy waste.
Especially, the utility model utilizes device there is provided a kind of thermal power plant's exhaust steam residual heat, it is characterised in that including：
Exhaust steam pipeline, the exhaust steam that each exhaust steam equipment is produced during for collecting power plant's operation；
User's supply channel, receives the preheating water for possessing certain temperature and is conveyed to corresponding terminal user；
Cooling system, is connected with the exhaust steam pipeline and user's supply channel respectively by heat-exchanger rig；
High-salt wastewater pipeline, is connected with the exhaust steam pipeline and cooling system respectively by evaporated crystallization device.
In an embodiment of the present utility model, the evaporated crystallization device includes：
Vaporization chamber, the reaction compartment for providing generation crystal, the side wall of the vaporization chamber is sandwich, described weary
Vapor pipeline is connected with the interlayer of side wall, and the high-salt wastewater pipeline is passed through at the top of the vaporization chamber in the vaporization chamber,
The bottom of the interlayer of the vaporization chamber is provided with the condensate line and gland steam exhauster being connected with the cooling system；
Atomising device, is arranged on the one end of the high-salt wastewater pipeline in the vaporization chamber, for by brine waste
On injection to the madial wall of the vaporization chamber；
Clearing apparatus, in the vaporization chamber, for striking off the crystal being attached on the vaporization chamber madial wall；
Collection device, including installed in the screen pack of vaporization chamber bottom interception crystal, and discharge going out for crystal
Material mouth；
EGR, including one end and the high-salt wastewater pipeline connection other end and following that the vaporization chamber bottom is connected
Endless tube, and the circulating pump on the circulation pipe.
In an embodiment of the present utility model, the clearing apparatus, including it is fixed on the axle center of the vaporization chamber
Swingle on line, and the scraper plate being fixed on the swingle, the scraper plate it is parallel with the swingle and with close to institute
State the madial wall of vaporization chamber.
In an embodiment of the present utility model, the scraper plate has four and is symmetrically fixed on the swingle.
In an embodiment of the present utility model, the screen pack to the inclined mode in discharging opening direction to pacify
In the vaporization chamber.
The exhaust steam that the utility model is produced during can power plant be run is made full use of, and warp can be improved while energy-conservation
Ji benefit.Crystallization is evaporated to brine waste using high temperature exhaust steam, reluctant brine waste is thoroughly handled.
The technique desalination such as ultra filtering reverse osmosis used compared with the prior art, had not only been saved but also simple in construction and utilization ratio is high.
Brief description of the drawings
Fig. 1 is to utilize device connection diagram according to the exhaust steam residual heat of one embodiment of the utility model；
Fig. 2 is the structural representation of evaporated crystallization device in Fig. 1.
Embodiment
As shown in figure 1, thermal power plant's exhaust steam residual heat of one embodiment of the utility model is included in general manner using device
Exhaust steam pipeline 10 for collecting the exhaust steam that each exhaust steam equipment is produced, receives the preheating water for possessing certain temperature and is conveyed to corresponding
User's supply channel 12 of terminal user, is connected with exhaust steam pipeline 10 and user's supply channel 12 respectively by heat-exchanger rig 14
Cooling system 13, and the high-salt wastewater pipe being connected respectively with exhaust steam pipeline 10 and cooling system 13 by evaporated crystallization device 20
Road 11.
Exhaust steam in present embodiment is not only boiler generation, can also be what the equipment such as steam turbine were produced, different
Exhaust steam is exported by unified exhaust steam pipeline 10, and the temperature of the exhaust steam is general at 300 DEG C or so, and pressure is 2.0~4.0MPa.It is high
Salt waste line 11 be used for convey brine waste not recyclable in power generation process, using evaporated crystallization device 20 with it is weary
Vapor pipeline 10 carries out heat exchange, so that precipitated sodium chloride is crystallized.Cooling system 13 is used to that brine waste processing need not to be carried out
When or when having unnecessary exhaust steam, cold and hot water coke slurry is carried out, to provide hot water for terminal user.
Operationally, can be by the exhaust steam in exhaust steam pipeline 10 and evaporative crystallization when needing to carry out brine waste processing
Device 20 is communicated, and is interacted in evaporated crystallization device 20 with brine waste, is made using the high temperature of exhaust steam in brine waste
Sodium chloride become crystal, carry out salt recovery.The condensed water of exhaust steam and generation after exchange is also equipped with certain temperature, now may be used
To be fed directly to cooling system 13 and/or heat-exchanger rig 14, heated with exchanging the cold water in thermal 14, after being heated
Water terminal user is directly conveyed to by user's supply channel 12, and cooling system 13 replace after exhaust steam and condensed water can be with
Into the backwater circulation pipeline of power plant, into recycling link.When brine waste processing need not be carried out, exhaust steam pipeline
Exhaust steam in 10 can directly feed heat-exchanger rig 14 and carry out cold water heating.
The exhaust steam that the utility model is produced during can power plant be run is made full use of, and warp can be improved while energy-conservation
Ji benefit.Crystallization is evaporated to brine waste using high temperature exhaust steam, reluctant brine waste is thoroughly handled.
The technique desalination such as ultra filtering reverse osmosis used compared with the prior art, had not only been saved but also simple in construction and utilization ratio is high.
As shown in Fig. 2 in an embodiment of the present utility model, should to improve the treatment effect to brine waste
Evaporated crystallization device 20 includes vaporization chamber 21, atomising device 22, clearing apparatus 23, collection device 24 and EGR 25.
Vaporization chamber 21, which is used to provide, makes the reaction compartment of salt generation crystal in brine waste, the side wall 211 of vaporization chamber 21
For sandwich, exhaust steam pipeline 10 is connected with the interlayer 212 of side wall 211, and high-salt wastewater pipeline 11 is led to by the top of vaporization chamber 21
Enter in vaporization chamber 21, be provided with the bottom of the interlayer 212 of vaporization chamber 21 condensate line 213 that is connected with cooling system 13 and
Gland steam exhauster 214.
Atomising device 22 is arranged on the one end of high-salt wastewater pipeline 11 in vaporization chamber 21, for brine waste is uniform
Spray to the madial wall of vaporization chamber 21 on ground.
Clearing apparatus 23 is arranged in vaporization chamber 21, for striking off the crystal being attached on the madial wall of vaporization chamber 21.
Collection device 24 includes being arranged on the screen pack 241 that the bottom of vaporization chamber 21 intercepts crystal, and discharges crystal
Discharging opening 242.
EGR 25 connects the circulation that the other end is connected with the bottom of vaporization chamber 21 with high-salt wastewater pipeline 11 including one end
Pipe 251, and the circulating pump 252 on circulation pipe 251.
Operationally, high temperature exhaust steam is passed through in the interlayer 212 of the side wall 211 of vaporization chamber 21 by exhaust steam pipeline 10, makes side wall
211 temperature rise, when brine waste is sprayed to side wall 211 by atomising device 23, makes brine waste under high temperature action
In salt to be stayed in the form of crystal on side wall 211, reacted brine waste and not and reaction brine waste flow to steaming
The bottom of room 21 is sent out, vaporization chamber 21 is entered by the top of vaporization chamber 21 by circulation pipe 251 again in the presence of circulating pump 252
It is interior to be reacted.And the condensed water that exhaust steam is generated in reacted exhaust steam and course of reaction in interlayer 212, then directly pass through steam discharge
Pipe 214 and condensate pipe 213 drain into cooling system 13 and recycled.The crystal being attached on the madial wall of vaporization chamber 21 then exists
Under the cleaning of rotating clearing apparatus 23, on the screen pack 241 for falling into lower section, then by discharging opening 242 drain into what is specified
In collection device.
Present embodiment can avoid after exhaust steam mixes with brine waste, the problem of causing brine waste amount increase, utilizing
The side wall of vaporization chamber 21 is as reacting environment, with the case where improving reaction temperature, can controlling the generation of crystal, with side
Just collect.
In the present embodiment, by multiple reacted brine waste when its concentration is down to certain index, Ke Yitong
Cross blow-off pipe discharge.Device 22 can make brine waste form tiny mist using the shower nozzle 221 for possessing atomizing functions after mist
Drop, droplet can separate out crystal therein more easily after being contacted with high temperature side wall, and shower nozzle 221 can be by projected area and direction
Using multiple and be arranged symmetrically in vaporization chamber 21.In addition, condensate pipe 213 and gland steam exhauster 214 can also merge into a pipe
Road.
In an embodiment of the present utility model, the crystal on side wall 211, the cleaning are attached to for convenience of cleaning
Device 23 can include the swingle 231 being fixed on the axial line of vaporization chamber 21, and the scraper plate being fixed on swingle 231
232, scraper plate 232 is strip and madial wall that is parallel with swingle 231 and coming close to or in contact with vaporization chamber 21.
The rotation of swingle 231 can be driven (in figure not by being arranged on the motor on the top of vaporization chamber 21 or bottom
Show), and scraper plate 232 with length then with the reaction surface of the side wall 211 of vaporization chamber 21 height corresponding, scraper plate 232 and swingle
231 are fixedly connected and with the synchronous axial system of swingle 231, and scraper plate 232 can scrape the crystal on side wall 211 in rotation process
Under.Effect is cleaned to improve, in other embodiments, the scraper plate 232 can set three to four and symmetrically be fixed on rotation
On bar 231.
In an embodiment of the present utility model, for convenience of crystal is collected, the screen pack 241 can tilt installation
In vaporization chamber 21, the incline direction of screen pack 241 is towards discharging opening 242, and the crystal cleaned can be automatically scrolled to
Discharging opening 242, to facilitate collection.
So far, although those skilled in the art will appreciate that herein it is detailed have shown and described it is of the present utility model many
Individual exemplary embodiment, still, still can be public according to the utility model in the case where not departing from the utility model spirit and scope
The content opened directly determines or derived many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new
The scope of type is understood that and regarded as to cover other all these variations or modifications.
Claims (5)
1. a kind of thermal power plant's exhaust steam residual heat utilizes device, it is characterised in that including：
Exhaust steam pipeline, the exhaust steam that each exhaust steam equipment is produced during for collecting power plant's operation；
User's supply channel, receives the preheating water for possessing certain temperature and is conveyed to corresponding terminal user；
Cooling system, is connected with the exhaust steam pipeline and user's supply channel respectively by heat-exchanger rig；
High-salt wastewater pipeline, is connected with the exhaust steam pipeline and cooling system respectively by evaporated crystallization device.
2. thermal power plant's exhaust steam residual heat according to claim 1 utilizes device, it is characterised in that
The evaporated crystallization device includes：
Vaporization chamber, the reaction compartment for providing generation crystal, the side wall of the vaporization chamber is sandwich, the exhaust steam pipe
Road is connected with the interlayer of side wall, and the high-salt wastewater pipeline is passed through at the top of the vaporization chamber in the vaporization chamber, described
The bottom of the interlayer of vaporization chamber is provided with the condensate line and gland steam exhauster being connected with the cooling system；
Atomising device, is arranged on the one end of the high-salt wastewater pipeline in the vaporization chamber, for brine waste to be sprayed
To the madial wall of the vaporization chamber；
Clearing apparatus, in the vaporization chamber, for striking off the crystal being attached on the vaporization chamber madial wall；
Collection device, including installed in the discharging opening of the screen pack of vaporization chamber bottom interception crystal, and discharge crystal；
EGR, including the circulation that one end is connected with the high-salt wastewater pipeline connection other end with the vaporization chamber bottom
Pipe, and the circulating pump on the circulation pipe.
3. thermal power plant's exhaust steam residual heat according to claim 2 utilizes device, it is characterised in that
The clearing apparatus, including the swingle being fixed on the axial line of the vaporization chamber, and it is fixed on the swingle
On scraper plate, the scraper plate it is parallel with the swingle and with close to the vaporization chamber madial wall.
4. thermal power plant's exhaust steam residual heat according to claim 3 utilizes device, it is characterised in that
The scraper plate has four and is symmetrically fixed on the swingle.
5. thermal power plant's exhaust steam residual heat according to claim 2 utilizes device, it is characterised in that
The screen pack with to the inclined mode in discharging opening direction be arranged on the vaporization chamber in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720162901.XU CN206607044U (en) | 2017-02-22 | 2017-02-22 | A kind of thermal power plant's exhaust steam residual heat utilizes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720162901.XU CN206607044U (en) | 2017-02-22 | 2017-02-22 | A kind of thermal power plant's exhaust steam residual heat utilizes device |
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| Publication Number | Publication Date |
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| CN206607044U true CN206607044U (en) | 2017-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720162901.XU Active CN206607044U (en) | 2017-02-22 | 2017-02-22 | A kind of thermal power plant's exhaust steam residual heat utilizes device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465229A (en) * | 2018-12-25 | 2019-03-15 | 宜宾维特瑞安科技有限公司 | A kind of high-temperature molten salt clean and reuse system |
| CN110143713A (en) * | 2019-06-25 | 2019-08-20 | 成都华融化工有限公司 | A kind of spent lye circulation utilization method |
| CN113277583A (en) * | 2021-05-19 | 2021-08-20 | 上海可沅建筑工程有限公司 | Energy-saving and emission-reducing high-salt-content sewage treatment system adopting steam method |
| CN113562909A (en) * | 2020-04-29 | 2021-10-29 | 中国石油化工股份有限公司 | Salt-containing wastewater treatment system and treatment method |
-
2017
- 2017-02-22 CN CN201720162901.XU patent/CN206607044U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465229A (en) * | 2018-12-25 | 2019-03-15 | 宜宾维特瑞安科技有限公司 | A kind of high-temperature molten salt clean and reuse system |
| CN110143713A (en) * | 2019-06-25 | 2019-08-20 | 成都华融化工有限公司 | A kind of spent lye circulation utilization method |
| CN113562909A (en) * | 2020-04-29 | 2021-10-29 | 中国石油化工股份有限公司 | Salt-containing wastewater treatment system and treatment method |
| CN113277583A (en) * | 2021-05-19 | 2021-08-20 | 上海可沅建筑工程有限公司 | Energy-saving and emission-reducing high-salt-content sewage treatment system adopting steam method |
| CN113277583B (en) * | 2021-05-19 | 2023-03-28 | 湖北中原楚天科技有限公司 | Energy-saving and emission-reducing high-salt-content sewage treatment system adopting steam method |
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