CN205744025U - Power plant's unboiled water and demineralized water utilize exhaust steam heating system - Google Patents

Power plant's unboiled water and demineralized water utilize exhaust steam heating system Download PDF

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Publication number
CN205744025U
CN205744025U CN201620581306.5U CN201620581306U CN205744025U CN 205744025 U CN205744025 U CN 205744025U CN 201620581306 U CN201620581306 U CN 201620581306U CN 205744025 U CN205744025 U CN 205744025U
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CN
China
Prior art keywords
water
convergence
demineralized water
exhaust steam
soda pop
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Expired - Fee Related
Application number
CN201620581306.5U
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Chinese (zh)
Inventor
陆斌
郝建成
赵国相
王文军
张明星
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Shanxi Zheng He thermoelectric Engineering Co., Ltd.
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陆斌
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Priority to CN201620581306.5U priority Critical patent/CN205744025U/en
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Publication of CN205744025U publication Critical patent/CN205744025U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model proposes a kind of power plant's unboiled water and demineralized water utilizes exhaust steam heating system, the blow-off line being connected with steam turbine is divided into two branch roads: the end of the first branch road is separated into two-way, being connected with air cooling heat radiator, soda pop convergence device respectively, soda pop convergence device is connected with condensing water conduit;Second branch road is connected with vapor-water heat exchanger, and vapor-water heat exchanger is connected with condensing water conduit;The side of vapor-water heat exchanger is connected with unboiled water moisturizing pipeline, and its opposite side is connected with outlet conduit;Soda pop convergence device is provided with demineralized water nozzle, and demineralized water moisturizing pipeline is connected with demineralized water nozzle.This utility model utilizes exhaust steam in steam turbine heat make-up coolant-temperature gage to about 25 DEG C, processes to chemical water workshop, can save a large amount of steam and energy, reduces the loss of exhaust steam heat dissipation;Demineralized water after unboiled water process, supplements to condensate system, absorbs part exhaust steam latent heat, reduces exhaust steam emission loss, energy-saving and emission-reduction.

Description

Power plant's unboiled water and demineralized water utilize exhaust steam heating system
Technical field
This utility model relates to reclaiming exhaust steam residual heat technical field, particularly relates to a kind of power plant's unboiled water and demineralized water utilizes weary Vapour heating system.
Background technology
At present, power plant steam turbine production process can produce a large amount of exhaust steam, be dissipated by circulating water or air cooler The heat of this part exhaust steam is directly arranged to air by the mode of heat, can cause energy waste.Unit normally works down, raises back pressure After, in addition to effectively utilizing exhaust steam, still there is affluence, therefore should be used, reduce exhaust steam residual heat loss.
Utility model content
The utility model proposes a kind of power plant's unboiled water and demineralized water utilizes exhaust steam heating system, solve in prior art weary The problem that vapour waste heat loss is bigger.
The technical solution of the utility model is achieved in that
A kind of power plant's unboiled water and demineralized water utilize exhaust steam heating system, including: steam turbine, blow-off line, air cooling heat radiator, Soda pop convergence device, demineralized water moisturizing pipeline, demineralized water nozzle, vapor-water heat exchanger, unboiled water moisturizing pipeline, condensing water conduit, lead to The outlet conduit in Water Treatment workshop;Wherein, the blow-off line that one end is connected with steam turbine, its other end is divided into two Road: the end of the first branch road is separated into two-way, is connected with air cooling heat radiator, soda pop convergence device respectively, soda pop convergence device and condensation Waterpipe is connected, and the pipeline at soda pop convergence device two ends and the pipeline of air cooling heat radiator side are equipped with valve;Second branch road End be connected with vapor-water heat exchanger, vapor-water heat exchanger is connected with condensing water conduit, and the pipeline at vapor-water heat exchanger two ends is all provided with There is valve;The side of vapor-water heat exchanger is connected with setting valvular unboiled water moisturizing pipeline, its opposite side with set valvular water outlet Pipeline is connected;Soda pop convergence device is provided with demineralized water nozzle, and demineralized water moisturizing pipeline is connected with demineralized water nozzle.
As further improvement of the utility model, demineralized water nozzle is positioned at top or the soda pop convergence device of soda pop convergence device The side on top.
The beneficial effects of the utility model are: winterization water supplements water, and to carry out coolant-temperature gage low, typically at 0-5 DEG C, utilizes steamer Machine exhaust steam heat make-up coolant-temperature gage to about 25 DEG C, processes to chemical water workshop, replaces raw water heater, can save big Amount steam and energy, reduce the loss of exhaust steam heat dissipation;Demineralized water after unboiled water process, supplements to condensate system, demineralized water Temperature about 25 DEG C, is directly injected to soda pop convergence device, absorbs part exhaust steam latent heat, reduces exhaust steam emission loss, energy-saving and emission-reduction, Improve economy of power plant benefit and social benefit, reduce sulfur dioxide, carbon dioxide, nitrogen oxides and the discharge of flue dust thing;To vapour Turbine discharge waste heat recycles effectively, improves power plant thermal efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only It is embodiments more of the present utility model, for those of ordinary skill in the art, before not paying creative work Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation that in embodiment, power plant's unboiled water and demineralized water utilize exhaust steam heating system.
Detailed description of the invention
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 a part of embodiment of this utility model rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise The every other embodiment obtained, broadly falls into the scope of this utility model protection.
According to as it is shown in figure 1, power plant's unboiled water and the demineralized water of some illustrative embodiment utilize exhaust steam heating system Structural representation.
Power plant's unboiled water and demineralized water in illustrative embodiment utilize exhaust steam heating system, including: steam turbine 10, gland steam exhauster Road, air cooling heat radiator 2, soda pop convergence device 3, demineralized water moisturizing pipeline 4, demineralized water nozzle 5, vapor-water heat exchanger 6, unboiled water filling pipe Road 7, condensing water conduit 8, lead to the outlet conduit 9 in Water Treatment workshop;Wherein,
The blow-off line that one end is connected with steam turbine 10, its other end is divided into two branch roads: the end of the first branch road 11 is again Being divided into two-way, be connected with air cooling heat radiator 2, soda pop convergence device 3 respectively, soda pop convergence device 3 is connected with condensing water conduit 8, soda pop It is equipped with valve on the pipeline at convergence device 3 two ends and the pipeline of air cooling heat radiator 2 side;The end of the second branch road 12 and soda pop Heat exchanger 6 is connected, and vapor-water heat exchanger 6 is connected with condensing water conduit 8, and the pipeline at vapor-water heat exchanger 6 two ends is equipped with valve;
The side of vapor-water heat exchanger 6 is connected with setting valvular unboiled water moisturizing pipeline 7, its opposite side with set valvular go out Waterpipe 9 is connected;
Soda pop convergence device 3 is provided with demineralized water nozzle 5, and demineralized water moisturizing pipeline 4 is connected with demineralized water nozzle 5.
Preferably, demineralized water nozzle 5 is positioned at top or the side on soda pop convergence device 3 top of soda pop convergence device 3.
In embodiment, winterization water supplements water, and to carry out coolant-temperature gage low, typically at 0-5 DEG C, utilizes exhaust steam in steam turbine heat make-up Coolant-temperature gage to about 25 DEG C, processes to chemical water workshop, replaces raw water heater, can save a large amount of steam and energy, Reduce the loss of exhaust steam heat dissipation;Demineralized water after unboiled water process, supplements to condensate system, demineralized water temperature about 25 DEG C, It is directly injected to soda pop convergence device, absorbs part exhaust steam latent heat, reduce exhaust steam emission loss, energy-saving and emission-reduction, improve economy of power plant Benefit and social benefit, reduce sulfur dioxide, carbon dioxide, nitrogen oxides and the discharge of flue dust thing;To turbine discharge waste heat Effectively recycle, improve power plant thermal efficiency.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model Protection domain within.

Claims (2)

1. power plant's unboiled water and demineralized water utilize exhaust steam heating system, it is characterised in that including: steam turbine (10), gland steam exhauster Road, air cooling heat radiator (2), soda pop convergence device (3), demineralized water moisturizing pipeline (4), demineralized water nozzle (5), vapor-water heat exchanger (6), Unboiled water moisturizing pipeline (7), condensing water conduit (8), lead to the outlet conduit (9) in Water Treatment workshop;Wherein,
The blow-off line that one end is connected with steam turbine (10), its other end is divided into two branch roads: the end of the first branch road (11) is again It is divided into two-way, is connected with air cooling heat radiator (2), soda pop convergence device (3) respectively, soda pop convergence device (3) and condensing water conduit (8) phase Even, the pipeline at soda pop convergence device (3) two ends and the pipeline of air cooling heat radiator (2) side are equipped with valve;Second branch road (12) end is connected with vapor-water heat exchanger (6), and vapor-water heat exchanger (6) is connected with condensing water conduit (8), vapor-water heat exchanger (6) It is equipped with valve on the pipeline at two ends;
The side of vapor-water heat exchanger (6) is connected with setting valvular unboiled water moisturizing pipeline (7), its opposite side with set valvular go out Waterpipe (9) is connected;
Soda pop convergence device (3) is provided with demineralized water nozzle (5), and demineralized water moisturizing pipeline (4) is connected with demineralized water nozzle (5).
2. power plant's unboiled water as claimed in claim 1 and demineralized water utilize exhaust steam heating system, it is characterised in that described demineralized water Nozzle (5) is positioned at top or the side on soda pop convergence device (3) top of soda pop convergence device (3).
CN201620581306.5U 2016-06-15 2016-06-15 Power plant's unboiled water and demineralized water utilize exhaust steam heating system Expired - Fee Related CN205744025U (en)

Priority Applications (1)

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CN201620581306.5U CN205744025U (en) 2016-06-15 2016-06-15 Power plant's unboiled water and demineralized water utilize exhaust steam heating system

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CN201620581306.5U CN205744025U (en) 2016-06-15 2016-06-15 Power plant's unboiled water and demineralized water utilize exhaust steam heating system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110849192A (en) * 2019-11-22 2020-02-28 陕西北元化工集团股份有限公司 Method for recycling byproduct steam of hydrogen chloride synthesis furnace
CN111779551A (en) * 2020-05-18 2020-10-16 华电电力科学研究院有限公司 Anti-freezing system and method for cold end of steam turbine when low-pressure cylinder of air cooling unit is cut off

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110849192A (en) * 2019-11-22 2020-02-28 陕西北元化工集团股份有限公司 Method for recycling byproduct steam of hydrogen chloride synthesis furnace
CN111779551A (en) * 2020-05-18 2020-10-16 华电电力科学研究院有限公司 Anti-freezing system and method for cold end of steam turbine when low-pressure cylinder of air cooling unit is cut off
CN111779551B (en) * 2020-05-18 2022-06-07 华电电力科学研究院有限公司 Anti-freezing system and method for cold end of steam turbine when low-pressure cylinder of air cooling unit is cut off

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C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20170215

Address after: The development of road 030006 Shanxi city of Taiyuan province high tech Development Zone No. 48 New Island Technology Park E block 3 layer

Patentee after: Shanxi Zhangze Power Saving Technology Co Ltd

Address before: 030001 Yingze street, Shanxi, Taiyuan, 255

Patentee before: Lu Bin

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20170711

Address after: 030006 Shanxi province Taiyuan city district and State Road No. 199 Building 1 room 901 9

Patentee after: Shanxi Zheng He thermoelectric Engineering Co., Ltd.

Address before: The development of road 030006 Shanxi city of Taiyuan province high tech Development Zone No. 48 New Island Technology Park E block 3 layer

Patentee before: Shanxi Zhangze Power Saving Technology Co Ltd

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161130

Termination date: 20190615