CN203731530U - Recycling system of boiler discharge water thermal energy and steam condensation water - Google Patents
Recycling system of boiler discharge water thermal energy and steam condensation water Download PDFInfo
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- CN203731530U CN203731530U CN201420075813.2U CN201420075813U CN203731530U CN 203731530 U CN203731530 U CN 203731530U CN 201420075813 U CN201420075813 U CN 201420075813U CN 203731530 U CN203731530 U CN 203731530U
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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
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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Abstract
The utility model belongs to the field of energy conservation and environment protection, particularly relates to a recycling system of boiler discharge water thermal energy and steam condensation water, which substantially comprises a deoxygenation tank, a continuous blowdown flash tank, a fixed blowdown flash tank, a heat exchanger, a heating water pipe, a heating return pipe, a circulating pump, a make-up pump, a check valve, a steam condensation water recycling tank. The recycling system of the boiler discharge water thermal energy and the steam condensation water is particularly designed to be a U-shaped heat change pipeline, fully utilizes natural flow of continuous blowdown and fixed blowdown sewage, completes change of heat by utilizing potential energy of the continuous blowdown and fixed blowdown sewage, is excellent in heat exchange effect, can supply heat for plant areas, is large in heat supply area, and enables the steam condensation water in the steam condensation water recycling tank to enter a water supply pipe through the water supply pump. The recycling system of the boiler discharge water thermal energy and the steam condensation water achieves to comprehensively recycle heat of boiler continuous blowdown and fixed blowdown sewage and the steam condensation water, thereby achieving the purpose of energy conservation and emission reduction.
Description
Technical field
The utility model belongs to energy-conserving and environment-protective field, is specifically related to the recycling system of a kind of boiler blowdown water heat energy and steam condensate.
Background technology
Boiler is in operation, because pot water constantly evaporates, concentrates, salt content in pot water will constantly increase, simultaneously the sedimental concentration such as the contained body refuse of the stove water of boiler drum bottom, incrustation scale also can be more and more higher, by regular and continuous blowdown, can make the deposits such as body refuse in drum discharge out of the furnace with stove water, prevent from assembling in drum incrustation scale, affect water circulation and the heat transfer efficiency of boiler, thereby guarantee boiler safety, steady, economic operation.
Boiler blow-off has continuous blowdown and periodical blowdown, discharges continuously salt concentration and is called continuous blowdown compared with the method for blast furnace water, regularly gets rid of the sediment in stove water, is called periodical blowdown.Generally to draw from the minimum point of evaporating heating surface, the general common water-cooling wall lower header that is located at.But in sewer except containing a small amount of incrustation scale, silt and other sediment.The overwhelming majority is the demineralized water that contains a large amount of heat energy.
At present, the about hundreds of thousands platform of China's medium small boiler, boiler blow-off Potential Comprehensive Utilization is huge, if platoon water and determine draining and directly discharge, not only waste valuable water resource, and waste a large amount of heat energy, and environment is caused to thermal pollution simultaneously, how it is recycled, energy-saving and cost-reducing, increasing benefit, realize sustainable development, is that boiler energy-saving subtracts the problem that needs research.
Summary of the invention
Problem for above-mentioned existence, the utility model provides the high efficiente callback of a kind of boiler blowdown water heat energy and steam condensate to utilize system by improving prior art, this system is the heat energy of boiler platoon sewage and the recycling of Boiler Steam condensate water, thereby reaches the object of energy-saving and emission-reduction.
To achieve these goals, the technical scheme that the utility model provides is: the recycling system of a kind of boiler blowdown water heat energy and steam condensate, mainly comprises deaeration pump, platoon flash vessel, surely arranges flash vessel, heat exchanger, heating water return pipe, heating feed pipe, circulating pump, small pump, check-valves, steam condensation water recovery tank.
The input of described platoon flash vessel connects deaeration pump, output connects arranges flash vessel surely, surely arrange flash vessel input and connect boiler, surely the output of arranging flash vessel connects the input of heat exchanger, the output of heat exchanger directly connects Bilge by pipeline, described heat exchanger connects heating water return pipe and heating feed pipe, heating water return pipe is equipped with circulating pump, before circulating pump, add backwater bag, and connect filling pipe and small pump, small pump connects steam condensation water recovery tank, moisturizing pipeline is provided with check-valves, before filling pipe upper check valve, before importing heating water return pipe, access electro connecting pressure gauge, the input of described heat exchanger is lower than the output of determining row's flash vessel, the output of heat exchanger connects drainage pipeline, the outlet side of drainage pipeline is higher than the output of heat exchanger, lower than the output of determining row's flash vessel, form " U " heat exchange pipeline.
The high efficiente callback that boiler platoon described in the utility model is determined sewer heat energy and Boiler Steam condensate water utilizes system to be suitable for medium small boiler.
Before heat exchanger described in the utility model, can install electric T-shaped valve additional.The object of described electric T-shaped valve is automatically to control the temperature of radiator, if radiator temperature is high, temperature sensor is controlled triple valve and is turned down the water amount of blowdown that enters heat exchanger, strengthen the in line water yield of sewage, thereby radiator temperature is reduced, when if the temperature step-down of radiator or cold weather people improve the requirement of temperature, temperature sensor is controlled triple valve and is opened large water intaking valve, turn down draining valve, improve the hot water circuit of heat exchanger, thereby raising rate of heat exchange, the temperature of raising radiator, meets the requirements at the higher level of people to life comfort level.
The beneficial effects of the utility model are as follows:
The utility model special design the output of heat exchanger connect drainage pipeline, the outlet side of drainage pipeline is higher than the output of heat exchanger, lower than the output of determining row's flash vessel.The setting of " U " shape heat exchange pipeline that this does not consume energy takes full advantage of the natural flow that platoon is determined sewer, utilizes its potential energy to complete the exchange of heat energy, and without adding pump, good effect of heat exchange, can extraordinaryly heat for plant area realizes large area again; On the other hand, steam condensation water recovery tank is by connecting small pump, and moisturizing pipeline installs check-valves additional, electro connecting pressure gauge, guarantees that, after system decompression, electro connecting pressure gauge is to small pump run signal, steam condensate is squeezed into heating system pipeline, and keeping system is stable.
In the utility model, before circulating pump, add backwater bag, can make system operation more stable.
The utility model is reasonable in design, simple in structure, and security is good, and heat utilization rate is high, by boiler platoon being determined to heat energy and the comprehensive recycling of Boiler Steam condensate water of sewer, reaches the object of energy-saving and emission-reduction.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Shown in Fig. 1: 1 boiler, 2 deaeration pumps, 3 platoon flash vessels, 4 arrange flash vessel surely, 5 heat exchangers, 6 heating water return pipes, 7 circulating pumps, 8 backwater bags, 9 electro connecting pressure gauges, 10 check-valves, 11 small pumps, 12 steam condensation water recovery tanks, 13 radiators, 14 electric T-shaped valves, 15 heating feed pipes, 16 moisturizing pipelines, 17 Bilges.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described further: the recycling system of a kind of boiler blowdown water heat energy described in the utility model and steam condensate, mainly comprises deaeration pump 2, platoon flash vessel 3, surely arranges flash vessel 4, heat exchanger 5, heating water return pipe 6, heating feed pipe 15, circulating pump 7, small pump 11, check-valves 10, steam condensation water recovery tank 12.
The input of platoon flash vessel 3 described in the utility model connects deaeration pump 2, output connects arranges flash vessel 4 surely, surely arrange flash vessel 4 inputs and connect boiler 1, surely the output of arranging flash vessel 4 connects the input of heat exchanger 5, before heat exchanger 5, install electric T-shaped valve 14 additional, the output of heat exchanger 5 directly connects Bilge 17 by pipeline, described heat exchanger connects heating water return pipe 6 and heating feed pipe 15, heating water return pipe 6 is equipped with circulating pump 7, before circulating pump 7, add backwater bag 8, and connect filling pipe 16 and small pump 11, small pump 11 connects steam condensation water recovery tank 12, moisturizing pipeline 16 is provided with check-valves 10, before filling pipe 16 upper check valves 10, import heating water return pipe 6 front access electro connecting pressure gauges 9, the input of described heat exchanger 5 is lower than the output of determining row's flash vessel 4, the output of heat exchanger 5 connects drainage pipeline, the outlet side of drainage pipeline is higher than the output of heat exchanger 5, lower than the output of determining row's flash vessel 4, form " U " heat exchange pipeline.
During the utility model work:
Platoon sewage is discharged from deaeration pump 2, enter platoon flash vessel 3, platoon sewage with determine sewer and all enter and determine row's flash vessel 4, high temperature sewer utilizes self potential energy to enter heat exchanger 5, carry out heat exchange with heating water in heat exchanger 5, low temperature sewer after heat exchange enters blow-off line and discharges the heat energy recycling that completes high temperature sewer after heat exchanger flows out, and controls the switch of electric T-shaped valve 14 realize the automatic control just of heat exchanger temperature according to temperature sensor.Condensate water in steam condensation water recovery tank 12 is squeezed into heating water return pipe 6 as the supplementary water of heating system by small pump 11 and is entered heating system by heat exchanger heat exchange.Electro connecting pressure gauge 9 is controlled the start and stop of small pump 11, when the hydraulic pressure of heating system is during lower than default pressure, 20 layers of house for example, pressure of supply water is kilogram pressure in 0.6MPa ~ 0.8MPa(6 ~ 8 at least), if multi-storey building, live at least kilogram pressure in 0.2MPa ~ 0.3MPa(2 ~ 3 of 6 layers of pressure of supply water), small pump work, condensate water is added in heating water return pipe 6, check-valves 10 plays and prevents system water refluence phenomenon, thereby the heat energy of recovery boiler platoon water and Boiler Steam condensate water, reach the object of energy-saving and emission-reduction.
The above is preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of principle described in the utility model; can also make some improvement and adjustment, these improvement and adjustment also should be considered as protection domain of the present utility model.
Claims (1)
1. the recycling system of a boiler blowdown water heat energy and steam condensate, mainly comprise deaeration pump (2), platoon flash vessel (3), surely arrange flash vessel (4), heat exchanger (5), heating water return pipe (6), heating feed pipe (15), circulating pump (7), small pump (11), check-valves (10), steam condensation water recovery tank (12), it is characterized in that
The input of described platoon flash vessel (3) connects deaeration pump (2), output connects arranges flash vessel (4) surely, surely arrange flash vessel (4) input and connect boiler (1), surely the output of arranging flash vessel (4) connects the input of heat exchanger (5), the output of heat exchanger directly connects Bilge (17) by pipeline, described heat exchanger connects heating water return pipe (6) and heating feed pipe (15), heating water return pipe (6) is equipped with circulating pump (7), circulating pump (7) adds backwater bag (8) before, and connect filling pipe (16) and small pump (11), small pump (11) connects steam condensation water recovery tank (12), moisturizing pipeline (16) is provided with check-valves (10), front at filling pipe (16) upper check valve (10), import heating water return pipe (6) front access electro connecting pressure gauges (9), the input of described heat exchanger (5) is lower than the output of determining row's flash vessel (4), the output of heat exchanger (5) connects drainage pipeline, the outlet side of drainage pipeline is higher than the output of heat exchanger (5), lower than the output of determining row's flash vessel (4), form " U " heat exchange pipeline.
2. according to the recycling system described in claim 1, it is characterized in that described heat exchanger (5) installs electric T-shaped valve (14) before additional.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420075813.2U CN203731530U (en) | 2014-02-23 | 2014-02-23 | Recycling system of boiler discharge water thermal energy and steam condensation water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420075813.2U CN203731530U (en) | 2014-02-23 | 2014-02-23 | Recycling system of boiler discharge water thermal energy and steam condensation water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203731530U true CN203731530U (en) | 2014-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420075813.2U Expired - Fee Related CN203731530U (en) | 2014-02-23 | 2014-02-23 | Recycling system of boiler discharge water thermal energy and steam condensation water |
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| CN (1) | CN203731530U (en) |
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 | System for reducing steam external discharge capacity of boiler thermodynamic system |
| CN108730956A (en) * | 2018-07-24 | 2018-11-02 | 西安热工研究院有限公司 | A kind of air suspended type flash vessel steam discharge energy conservation and environmental protection processing system |
| CN109882827A (en) * | 2019-03-29 | 2019-06-14 | 国网山东省电力公司电力科学研究院 | A kind of row, platoon waste heat recycling system and recoverying and utilizing method calmly |
| CN109915808A (en) * | 2019-04-26 | 2019-06-21 | 宁波金名片能源科技有限公司 | A kind of steam generator changes water installations |
| CN110836362A (en) * | 2019-10-16 | 2020-02-25 | 兖矿国宏化工有限责任公司 | Boiler blow-off recycling method and device |
| CN112815295A (en) * | 2021-01-16 | 2021-05-18 | 宁波明州热电有限公司 | Continuous blowdown system of boiler |
| RU2771637C1 (en) * | 2021-11-24 | 2022-05-11 | Общество с ограниченной ответственностью "Газпром переработка" | Method for operation of energy technological boilers |
-
2014
- 2014-02-23 CN CN201420075813.2U patent/CN203731530U/en not_active Expired - Fee Related
Cited By (8)
| 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 | System for reducing steam external discharge capacity of 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 |
| CN108730956A (en) * | 2018-07-24 | 2018-11-02 | 西安热工研究院有限公司 | A kind of air suspended type flash vessel steam discharge energy conservation and environmental protection processing system |
| CN109882827A (en) * | 2019-03-29 | 2019-06-14 | 国网山东省电力公司电力科学研究院 | A kind of row, platoon waste heat recycling system and recoverying and utilizing method calmly |
| CN109915808A (en) * | 2019-04-26 | 2019-06-21 | 宁波金名片能源科技有限公司 | A kind of steam generator changes water installations |
| CN110836362A (en) * | 2019-10-16 | 2020-02-25 | 兖矿国宏化工有限责任公司 | Boiler blow-off recycling method and device |
| CN112815295A (en) * | 2021-01-16 | 2021-05-18 | 宁波明州热电有限公司 | Continuous blowdown system of boiler |
| RU2771637C1 (en) * | 2021-11-24 | 2022-05-11 | Общество с ограниченной ответственностью "Газпром переработка" | Method for operation of energy technological boilers |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20170223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |