CN102031801B - Steam condensate water recovering method and special device thereof - Google Patents
Steam condensate water recovering method and special device thereof Download PDFInfo
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- CN102031801B CN102031801B CN2010105328283A CN201010532828A CN102031801B CN 102031801 B CN102031801 B CN 102031801B CN 2010105328283 A CN2010105328283 A CN 2010105328283A CN 201010532828 A CN201010532828 A CN 201010532828A CN 102031801 B CN102031801 B CN 102031801B
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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
Abstract
The invention relates to a steam condensate water recovering method and a special device thereof. The steam condensate water recovering method is characterized by comprising the following steps of: (1) introducing each path of steam condensate water to a condensate water storage tank, eliminating the difference on pressure, flux and temperature of each path of condensate water to form balanced condensate water; (2) delivering the balanced condensate water to a heat exchanger by a variable-frequency water supply plant, wherein the balanced condensate water and domestic cold water exchange heat in the heat exchanger, the temperature of the steam condensate water is lowered to 70 DEG C or below 70 DEG C from 95 DEG C or over 95 DEG C after the heat exchange, and the temperature of the domestic cold water can be raised to about 60 DEG C from the normal temperature; and (3) delivering the balanced condensate water with the temperature lowered to 70 DEG C or below 70 DEG C to a washhouse or environment washing water place. The invention has simple structure, needs a high-temperature water tank and a group of water supply pumps, can save over 30 percent of investment, can achieve satisfied application effect by adopting fully automatic control without complex circuit control and can be widely applied to building water supply and drainage.
Description
Technical field
The present invention relates to a kind of steam condensate water recovering method and isolated plant thereof, belong to building water supply and drainage or municipal plumbing technical field.
Background technology
At present, in a lot of industries, large hotel industry the inside particularly, water vapour is that the carrier as a kind of heat energy is widely used.Because steam is emitted condensation latent heat and become condensed water in hot equipment, the heat energy that condensed water has accounts for steam total energy 15～38%, therefore, reclaims heat energy and the water resource of condensed water, and energy-saving and emission-reduction are had very large meaning.But the condensed water pressure of each return pipe, flow, temperature difference are very large, recycle to have certain technical difficulty, as process and accidentally can affect the stable of water temperature.In the prior art, city, housing estate usually adopt district boiler house as heat supply mode, and regional boiler steam room steam supply way has two kinds: single tube system and Double tube.System's steam condensate (SC) of Double tube can turn back to regional boiler steam room by return pipe, condensed water can reuse, but steam condensate (SC) can't the return area boiler steam room in the single tube system processed, because the steam-condensation coolant-temperature gage is generally all about 95～100 ℃, contain a large amount of heat, but hot water for life requires water temperature at 60～70 ℃, therefore can't directly use.Common way is to be disposed to sewer behind the steam-condensation water for cooling, processes so very waste water resource.
Summary of the invention
First purpose of the present invention is the problem that has waste water resource in the prior art single tube steam supply structure processed in order to solve, and a kind of steam condensate water recovering method is provided.
Second purpose of the present invention is in order to provide a kind of reclamation of condensate water simple in structure to utilize isolated plant.
Second purpose of the present invention is for a kind of steam condensate water recovering method is provided.
First purpose of the present invention can reach by the following technical programs:
Steam condensate water recovering method is characterized in that:
1) each road steam condensate (SC) is guided to the condensed water storage tank, eliminate pressure, flow and temperature difference between each road condensed water, form balanced condensed water;
2) by frequency-changing water supply device aforementioned balanced condensed water is delivered to heat exchanger, at heat exchanger, balanced condensed water carries out interchange of heat with life cold water, through interchange of heat, steam condensate (SC) is by dropping to more than 95 ℃ or 95 ℃ below 70 ℃ or 70 ℃, and life cold water can be risen to about 60 ℃ by normal temperature;
3) the balanced condensed water that reduces the temperature to below 70 ℃ or 70 ℃ is transported to laundry or environment slurry place.
First purpose of the present invention can also reach by the following technical programs:
A kind of embodiment that realizes the present invention's the first purpose is: for guaranteeing to be transported to the balanced condensed water water water temperature stability at slurry place, border, laundry, the delivery port of frequency-changing water supply device is communicated with the water inlet of heat exchanger and the water inlet at laundry or environment slurry place respectively, form two water delivery paths, and a Self-operated temperature control valve respectively is set in the water delivery path.
Second purpose of the present invention can reach by the following technical programs:
Reclamation of condensate water is utilized isolated plant, it is characterized in that: comprise condensation water tank, frequency-changing water supply device, heat exchanger and water receiver; Be connected with the water inlet of heat exchanger in described frequency-changing water supply device water side, the frequency-changing water supply device water side is connected with the water inlet of water receiver by one of Self-operated temperature control valve with the junction of the water inlet of heat exchanger; The delivery port of heat exchanger is connected with the water inlet of water receiver by two of Self-operated temperature control valve.
Second purpose of the present invention can also reach by the following technical programs:
A kind of embodiment that realizes the present invention's the second purpose is: can be provided with relief valve on condensation water tank and feed pipe that water receiver links to each other.
A kind of embodiment that realizes the present invention's the second purpose is: described frequency-changing water supply device can be made of the variable frequency pump group; Described heat exchanger can be made of the plank frame heat exchanger.
A kind of embodiment that realizes the present invention's the second purpose is: described condensation water tank can be provided with single lattice structure or the above many lattice structures of two lattice for inner.
A kind of embodiment that realizes the present invention's the second purpose is: with feed pipe that water receiver links to each other on can be provided with motor operated valve.
A kind of embodiment that realizes the present invention's the second purpose is: the delivery port of water receiver can external laundry or environment slurry place.
The present invention has following outstanding beneficial effect:
1, steam condensate recycling system of the present invention is simple in structure, adopts Automatic Control, need not complicated circuit control, can reach satisfied result of use.
2, need to establish a high-temperature water tank and a low temperature water tank with the processing of prior art steam condensate (SC), one group of circulation temperature lowering pump is compared with one group of supply-water pump, steam condensate recycling system of the present invention only need be established a high-temperature water tank and one group of supply-water pump, contrast can be saved investment more than 30%, can be widely used in building water supply and drainage.
Description of drawings
Fig. 1 is steam condensate recycling system structured flowchart of the present invention;
Fig. 2 is steam condensate recycling system structural representation of the present invention.
The specific embodiment
Specific embodiment 1:
The steam condensate water recovering method that the present embodiment relates to:
1) each road steam condensate (SC) is guided to the condensed water storage tank, eliminate pressure, flow and temperature difference between each road condensed water, form balanced condensed water;
2) by frequency-changing water supply device aforementioned balanced condensed water is delivered to heat exchanger, at heat exchanger, balanced condensed water carries out interchange of heat with life cold water, through interchange of heat, steam condensate (SC) is by dropping to more than 95 ℃ or 95 ℃ below 70 ℃ or 70 ℃, and life cold water can be risen to about 60 ℃ by normal temperature;
3) the balanced condensed water that reduces the temperature to below 70 ℃ or 70 ℃ is transported to laundry or environment slurry place.
For guaranteeing to be transported to the balanced condensed water water water temperature stability at slurry place, border, laundry, the delivery port of frequency-changing water supply device is communicated with the water inlet of heat exchanger and the water inlet at laundry or environment slurry place respectively, form two water delivery paths, and a Self-operated temperature control valve respectively is set in the water delivery path.
Fig. 1 and Fig. 2 consist of the reclamation of condensate water of specific embodiments of the invention 1 use and utilize isolated plant.
With reference to Fig. 1, Fig. 2, this is implemented described reclamation of condensate water and utilizes isolated plant, comprises condensation water tank 1, frequency-changing water supply device 2, heat exchanger 3 and water receiver 4; Be connected with the water inlet of heat exchanger 3 in described frequency-changing water supply device 2 water sides, frequency-changing water supply device 2 water sides are connected by the water inlet of one of Self-operated temperature control valve 6 with water receiver 4 with the junction of the water inlet of heat exchanger 3; The delivery port of heat exchanger 3 is connected with the water inlet of water receiver 4 by 27 of Self-operated temperature control valve.Described condensation water tank 1 is the water tank of two lattice.Described frequency-changing water supply device 2 is made of the variable frequency pump group; Described heat exchanger 3 is made of the plank frame heat exchanger.The feed pipe that links to each other with water receiver 4 at condensation water tank 1 is provided with relief valve 5.The external laundry of the delivery port of water receiver 4 or environment slurry place.
This is implemented in the thin example, owing to having established two Self-operated temperature control valves, the effect of Self-operated temperature control valve 6 is: guarantee that steam condensate (SC) can drop to below 70 ℃ by plate exchanger 3 rear temperature.The effect of Self-operated temperature control valve 7 is: when the steam-condensation coolant-temperature gage is lower than 70 ℃, need not cooling and process, steam condensate (SC) can directly be transported to water receiver 4.For guaranteeing to be transported to the stable water pressure of water receiver 4, system has established a self-operated type relief valve 5, and little or not during water, system pressure raises when the laundry water supply volume, relief valve 5 is opened, and unnecessary flow is let out back condensation water tank 1, has guaranteed stablizing of hydraulic pressure.
1 minute two lattice of condensation water tank also have another lattice to use in the time of can guaranteeing the lattice cleaning in the condensation water tank 1, and the assurance system does not cut off the water.Set up motor operated valve on water receiver 4 feed pipes, when Self-operated temperature control valve damages, can automatically cut off water supply when water temperature surpasses 70 ℃, increase the water supply water temperature stability and guarantee.
Other specific embodiments:
The main feature of other specific embodiments of the present invention is: described condensation water tank 1 can be for being divided into the water tank of lattice.Be provided with motor operated valve at the feed pipe that links to each other with water receiver 4, its effect is to damage when Self-operated temperature control valve, can automatically cut off water supply when water temperature surpasses 70 ℃, increases the water supply water temperature stability and guarantees.All the other are with specific embodiment 1.
Claims (7)
1. steam condensate water recovering method is characterized in that:
1) each road steam condensate (SC) is guided to the condensed water storage tank, eliminate pressure, flow and temperature difference between each road condensed water, form balanced condensed water;
2) by frequency-changing water supply device aforementioned balanced condensed water is delivered to heat exchanger, at heat exchanger, balanced condensed water carries out interchange of heat with life cold water, through interchange of heat, steam condensate (SC) is by dropping to more than 95 ℃ or 95 ℃ below 70 ℃ or 70 ℃, and life cold water can be risen to about 60 ℃ by normal temperature;
3) the balanced condensed water that reduces the temperature to below 70 ℃ or 70 ℃ is transported to laundry or environment slurry place;
4) for guaranteeing to be transported to the balanced condensed water water temperature stability at laundry or environment slurry place, the delivery port of frequency-changing water supply device is communicated with the water inlet of heat exchanger and the water inlet at laundry or environment slurry place respectively, form two water delivery paths, and a Self-operated temperature control valve respectively is set in the water delivery path.
2. reclamation of condensate water is utilized isolated plant, it is characterized in that: comprise condensation water tank (1), frequency-changing water supply device (2), heat exchanger (3) and water receiver (4); Described frequency-changing water supply device (2) water side is connected with the water inlet of heat exchanger (3), and frequency-changing water supply device (2) water side is connected by the water inlet of one of Self-operated temperature control valve (6) with water receiver (4) with the junction of the water inlet of heat exchanger (3); The delivery port of heat exchanger (3) is connected with the water inlet of water receiver (4) by two (7) of Self-operated temperature control valve.
3. reclamation of condensate water according to claim 2 is utilized isolated plant, it is characterized in that: the feed pipe that links to each other with water receiver (4) at condensation water tank (1) is provided with relief valve (5).
4. reclamation of condensate water according to claim 2 is utilized isolated plant, it is characterized in that: described frequency-changing water supply device (2) is made of the variable frequency pump group; Described heat exchanger (3) is made of the plank frame heat exchanger.
5. reclamation of condensate water according to claim 2 is utilized isolated plant, it is characterized in that: described condensation water tank (1) is inner single lattice structure or the above many lattice structures of two lattice of being provided with.
6. reclamation of condensate water according to claim 2 is utilized isolated plant, it is characterized in that: be provided with motor operated valve at the feed pipe that links to each other with water receiver (4).
7. reclamation of condensate water according to claim 2 is utilized isolated plant, it is characterized in that: the external laundry of delivery port of water receiver (4) or environment slurry place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105328283A CN102031801B (en) | 2010-11-03 | 2010-11-03 | Steam condensate water recovering method and special device thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105328283A CN102031801B (en) | 2010-11-03 | 2010-11-03 | Steam condensate water recovering method and special device thereof |
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| CN102031801A CN102031801A (en) | 2011-04-27 |
| CN102031801B true CN102031801B (en) | 2013-02-13 |
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| CN2010105328283A Active CN102031801B (en) | 2010-11-03 | 2010-11-03 | Steam condensate water recovering method and special device thereof |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104654442B (en) * | 2015-02-06 | 2017-08-15 | 苏州工业园区设计研究院股份有限公司 | Steam condensate recycling system |
| CN106522305A (en) * | 2016-12-07 | 2017-03-22 | 斯乔麦科技（深圳）有限公司 | System for recycling condensate water, cooling water and waste water heat energy |
| CN109579557B (en) * | 2018-10-24 | 2021-04-13 | 上海联创设计集团股份有限公司 | Building steam condensate recycling system and method |
| CN109555184A (en) * | 2019-01-09 | 2019-04-02 | 山东钢铁股份有限公司 | A kind of coke-oven plant, coking workshop and its condensation water conveying system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4249486A (en) * | 1979-08-21 | 1981-02-10 | General Electric Company | Steam condensate and waste water recycling process |
| CN2766740Y (en) * | 2005-01-20 | 2006-03-29 | 张建平 | Ecological environment-friendly bathing device |
| CN1854645A (en) * | 2005-04-18 | 2006-11-01 | 上海大智科技发展有限公司 | Geothermal heat-pumping system |
| CN1880881A (en) * | 2005-06-13 | 2006-12-20 | 山东西王糖业有限公司 | Closed type recovery and utilization method for steam condensed water |
| CN2928964Y (en) * | 2006-07-27 | 2007-08-01 | 胡建平 | Water saving and energy saving device for building |
| CN201223744Y (en) * | 2008-07-16 | 2009-04-22 | 重庆京天机电设备有限公司 | Filtration device for recovering condensate water |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11280122A (en) * | 1998-03-31 | 1999-10-12 | Taisei Corp | Recycle of dew condensate of air conditioner |
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2010
- 2010-11-03 CN CN2010105328283A patent/CN102031801B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4249486A (en) * | 1979-08-21 | 1981-02-10 | General Electric Company | Steam condensate and waste water recycling process |
| CN2766740Y (en) * | 2005-01-20 | 2006-03-29 | 张建平 | Ecological environment-friendly bathing device |
| CN1854645A (en) * | 2005-04-18 | 2006-11-01 | 上海大智科技发展有限公司 | Geothermal heat-pumping system |
| CN1880881A (en) * | 2005-06-13 | 2006-12-20 | 山东西王糖业有限公司 | Closed type recovery and utilization method for steam condensed water |
| CN2928964Y (en) * | 2006-07-27 | 2007-08-01 | 胡建平 | Water saving and energy saving device for building |
| CN201223744Y (en) * | 2008-07-16 | 2009-04-22 | 重庆京天机电设备有限公司 | Filtration device for recovering condensate water |
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| CN102031801A (en) | 2011-04-27 |
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Address after: 510620 No. 3-5 East Sports street, sports east road, Guangzhou, Guangdong, Tianhe District Patentee after: Guangzhou Design Institute Group Co.,Ltd. Address before: 510620 No. 3-5 East Sports street, sports east road, Guangzhou, Guangdong, Tianhe District Patentee before: GUANGZHOU DESIGN INSTITUTE |
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