CN206073764U - A kind of boiler blow-off residual neat recovering system - Google Patents
A kind of boiler blow-off residual neat recovering system Download PDFInfo
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- CN206073764U CN206073764U CN201621026556.9U CN201621026556U CN206073764U CN 206073764 U CN206073764 U CN 206073764U CN 201621026556 U CN201621026556 U CN 201621026556U CN 206073764 U CN206073764 U CN 206073764U
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- flash vessel
- platoon
- heat exchanger
- recovering system
- residual neat
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Abstract
This utility model discloses a kind of boiler blow-off residual neat recovering system, including drum and platoon flash vessel, it is characterized in that, described drum is connected with the entrance of platoon flash vessel, the sewage draining exit of platoon flash vessel is connected to the entrance for determining row's flash vessel after heat exchanger, condensate pipe is connected on heat exchanger, after the water in condensate pipe and the platoon hydrothermal exchange of platoon flash vessel, passes through pipeline to oxygen-eliminating device.Boiler blow-off residual neat recovering system described in the utility model is heated to condensate by heat exchanger using platoon water, reclaim discarded heat, effectively improve the temperature of the condensate into oxygen-eliminating device, reduce the consumption of drawing gas of oxygen-eliminating device, exhaust emission is reduced, energy saving and cost lowering, high financial profit, improves plant environment effect is significant.
Description
Technical field
This utility model is related to technical field of waste heat utilization, more particularly to a kind of boiler blow-off residual neat recovering system.
Background technology
Boiler can be used in a large number in smelting iron and steel production, be to ensure boiler water quality, enable boiler steady for a long time
Fixed safe operation, boiler must carry out blowdown, and what blowdown was usually used is continuous blowdown flash tank, and boiler blowdown water is continuous
Continuous blowdown flash tank is connected into equably, sewer makees tangential motion in the cylinder dividing plate in the middle part of shell, and vaporizes immediately
Into indirect steam, it is after the steam-water separator of top louvre type carries out steam-water separation, then the outlet at the top of Jing platoons is drawn
Enter oxygen-eliminating device, and the sewer for staying then is discharged by level control valve.But existing drainage is through continuous blowdown
Still there are a large amount of high temperature steam water interfaces directly to airborne release after flash vessel process, cause substantial amounts of thermal pollution and energy wave
Take, while steam is gone hither and thither, corrosion is caused to steel construction around.
Utility model content
Technical problem to be solved in the utility model and the technical assignment for proposing are that prior art is improved, there is provided
A kind of boiler blow-off residual neat recovering system, in solving current technology, boiler blow-off is directly to a large amount of high temperature steam-water mixings of airborne release
Thing, causes the problem of substantial amounts of thermal pollution and energy waste.
To solve above technical problem, the technical solution of the utility model is：
A kind of boiler blow-off residual neat recovering system, including drum and platoon flash vessel, it is characterised in that described drum with
The entrance connection of platoon flash vessel, the sewage draining exit of platoon flash vessel are connected to the entrance for determining row's flash vessel after heat exchanger, are changed
Condensate pipe is connected on hot device, after the water in condensate pipe and the platoon hydrothermal exchange of platoon flash vessel, passes through pipeline extremely
Oxygen-eliminating device.Boiler blow-off residual neat recovering system described in the utility model is by boiler blowdown water after the process of platoon flash vessel
Platoon water is obtained, then condensate is heated by heat exchanger using platoon water, reclaim discarded heat, can be effective
Condensing water temperature into oxygen-eliminating device is improved into 3 DEG C, the consumption of drawing gas of oxygen-eliminating device is reduced, is finally reached energy-saving and emission-reduction reduces cost
Purpose.
Further, it is both provided with controlling valve at the entrance and sewage draining exit of described platoon flash vessel, while being additionally provided with
One in line pipeline is connected in parallel between the entrance and sewage draining exit of platoon flash vessel, and control valve is provided with line pipeline.Can be square
Whether control platoon flash vessel just works, and facilitates the maintenance work of platoon flash vessel, while breaking down in platoon flash vessel
When can ensure that blowdown proceeds, ensure production seriality.
Further, one end and heat exchanger that described heat exchanger is connected with platoon flash vessel is connected with row's flash vessel is determined
One end be both provided with control valve, while be provided with direct-connected pipe will be the sewage draining exit of platoon flash vessel straight with the entrance for determining row's flash vessel
Connect connected, on direct-connected pipe, be provided with control valve, whether control heat exchanger works, and maintains easily work, improves boiler blow-off waste heat
The use motility of recovery system.
Further, described heat exchanger is double-flow pipe heat exchanger, and heat exchanger effectiveness is high, reclaims to greatest extent to the greatest extent
Using the heat of platoon water.
Further, the described sewage draining exit for determining row's flash vessel is connected to cooling tank.
Compared with prior art, this utility model advantage is：
Boiler blow-off residual neat recovering system described in the utility model is carried out to condensate by heat exchanger using platoon water
Heating, reclaims discarded heat, effectively improves the temperature of the condensate into oxygen-eliminating device, reduces the consumption of drawing gas of oxygen-eliminating device, drop
Low emission is polluted, and energy saving and cost lowering, high financial profit, improves plant environment effect is significant.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
A kind of boiler blow-off residual neat recovering system disclosed in this utility model embodiment, recycles continuous blowdown discharge
The heat of high temperature steam water interface, reduces thermal pollution, improves efficiency of energy utilization, reduces production cost, improves productivity effect.
As shown in figure 1, a kind of boiler blow-off residual neat recovering system, including drum 1 and platoon flash vessel 2, described drum 1
It is connected with the entrance of platoon flash vessel 2, the sewage draining exit of platoon flash vessel 2 determines entering for row's flash vessel 4 by being connected to after heat exchanger 3
Mouthful, condensate pipe 6 is connected on heat exchanger 3, is passed through after the water in condensate pipe 6 and the platoon hydrothermal exchange of platoon flash vessel 2
Pipeline is to oxygen-eliminating device 7.
It is both provided with controlling valve at the entrance and sewage draining exit of platoon flash vessel 2, while being additionally provided with an in line pipeline 5 simultaneously
It is associated between the entrance and sewage draining exit of platoon flash vessel 2, in line pipeline 5, is provided with control valve；Heat exchanger 3 and platoon flash vessel
One end of 2 connections and heat exchanger 3 are both provided with control valve with one end that row's flash vessel 4 be connected is determined, while being provided with direct-connected pipe 8
The sewage draining exit of platoon flash vessel 2 is joined directly together with the entrance for determining row's flash vessel 4, control valve on direct-connected pipe 8, is provided with, pot is improved
The use motility of dirt removing residual neat recovering system and convenience is safeguarded, can easily control platoon flash vessel 2, heat exchanger 3 is
No work, while can also ensure that blowdown is persistently carried out, and does not interfere with the normal of boiler in platoon flash vessel 2,3 failure of heat exchanger
Work, ensures production efficiency.
Heat exchanger 3 is double-flow pipe heat exchanger, and the float that boiler platoon water is contained within is ionic condition, and hardness is several
It is zero, seldom, less to the corrosivity of heater as the thermal source of heater, the danger of fouling is also less for calcic, iron ion；
Surely the sewage draining exit for arranging flash vessel 4 is connected to cooling tank 9.
The above is only preferred implementation of the present utility model, it is noted that above-mentioned preferred implementation should not be regarded
It is that, to restriction of the present utility model, protection domain of the present utility model should be defined by claim limited range.For
For those skilled in the art, in without departing from spirit and scope of the present utility model, can also make some
Improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (5)
1. a kind of boiler blow-off residual neat recovering system, including drum (1) and platoon flash vessel (2), it is characterised in that described vapour
Bag (1) is connected with the entrance of platoon flash vessel (2), and the sewage draining exit of platoon flash vessel (2) determines row by being connected to after heat exchanger (3)
The entrance of flash vessel (4), is connected to condensate pipe (6), the water in condensate pipe (6) and platoon flash vessel (2) on heat exchanger (3)
Platoon hydrothermal exchange after by pipeline to oxygen-eliminating device (7).
2. boiler blow-off residual neat recovering system according to claim 1, it is characterised in that described platoon flash vessel (2)
Entrance and sewage draining exit at be both provided with control valve, while being additionally provided with an in line pipeline (5) is connected in parallel on platoon flash vessel (2)
Entrance and sewage draining exit between, be provided with control valve in line pipeline (5).
3. boiler blow-off residual neat recovering system according to claim 1, it is characterised in that described heat exchanger (3) with even
Row flash vessel (2) one end for connecting and heat exchanger (3) are both provided with controlling valve with one end that row's flash vessel (4) is connected is determined, together
When be provided with direct-connected pipe (8) sewage draining exit of platoon flash vessel (2) be joined directly together with the entrance for determining row's flash vessel (4), direct-connected pipe
(8) control valve is provided with.
4. boiler blow-off residual neat recovering system according to claim 1, it is characterised in that described heat exchanger (3) is double
Flow process pipe heat exchanger.
5. boiler blow-off residual neat recovering system according to claim 1, it is characterised in that described determines row's flash vessel (4)
Sewage draining exit be connected to cooling tank (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621026556.9U CN206073764U (en) | 2016-08-31 | 2016-08-31 | A kind of boiler blow-off residual neat recovering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621026556.9U CN206073764U (en) | 2016-08-31 | 2016-08-31 | A kind of boiler blow-off residual neat recovering system |
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| Publication Number | Publication Date |
|---|---|
| CN206073764U true CN206073764U (en) | 2017-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621026556.9U Active CN206073764U (en) | 2016-08-31 | 2016-08-31 | A kind of boiler blow-off residual neat recovering system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413799A (en) * | 2018-03-12 | 2018-08-17 | 北京京诚科林环保科技有限公司 | A kind of system of the outer discharge capacity of the steam reducing boiler thermodynamic system |
| CN108800095A (en) * | 2018-07-23 | 2018-11-13 | 浙江巨化热电有限公司 | A kind of boiler platoon waste water residual heat utilizes system and method |
| CN109855083A (en) * | 2019-01-14 | 2019-06-07 | 南通常安能源有限公司 | A kind of boiler blow-off waste heat recovery processing system |
| CN111237738A (en) * | 2020-02-10 | 2020-06-05 | 中国海洋石油集团有限公司 | Efficient boiler blow-down energy recovery device and method |
-
2016
- 2016-08-31 CN CN201621026556.9U patent/CN206073764U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413799A (en) * | 2018-03-12 | 2018-08-17 | 北京京诚科林环保科技有限公司 | A kind of system of the outer discharge capacity of the steam reducing boiler thermodynamic system |
| CN108413799B (en) * | 2018-03-12 | 2023-12-26 | 北京京诚科林环保科技有限公司 | System for reducing steam external discharge capacity of boiler thermodynamic system |
| CN108800095A (en) * | 2018-07-23 | 2018-11-13 | 浙江巨化热电有限公司 | A kind of boiler platoon waste water residual heat utilizes system and method |
| CN108800095B (en) * | 2018-07-23 | 2023-07-14 | 浙江巨化热电有限公司 | Boiler continuous-discharge waste water waste heat utilization system |
| CN109855083A (en) * | 2019-01-14 | 2019-06-07 | 南通常安能源有限公司 | A kind of boiler blow-off waste heat recovery processing system |
| CN111237738A (en) * | 2020-02-10 | 2020-06-05 | 中国海洋石油集团有限公司 | Efficient boiler blow-down energy recovery device and method |
| CN111237738B (en) * | 2020-02-10 | 2022-02-22 | 中国海洋石油集团有限公司 | Efficient boiler blow-down energy recovery device and method |
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