CN201780001U - Heating coil steam recoverer of waste heat power generation system - Google Patents
Heating coil steam recoverer of waste heat power generation system Download PDFInfo
- Publication number
- CN201780001U CN201780001U CN2010201393927U CN201020139392U CN201780001U CN 201780001 U CN201780001 U CN 201780001U CN 2010201393927 U CN2010201393927 U CN 2010201393927U CN 201020139392 U CN201020139392 U CN 201020139392U CN 201780001 U CN201780001 U CN 201780001U
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- heating coil
- cooling water
- cooling
- sprayer
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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
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
The utility model discloses a heating coil steam recoverer of a waste heat power generation system, which comprises a cylindrical vessel and a cooling water spraying system, wherein the top end of the cylindrical vessel is provided with a respiratory tube and a top cooling water sprayer; the waist of the cylindrical vessel is provided with a heating coil steam inlet where a steam inlet cooling water sprayer is arranged; a condensed water outlet tube at the bottom of the cylindrical vessel is connected with a U-shaped water seal; a water outlet of the U-shaped water seal is connected with a drain tank; the cooling water spraying system comprises a cooling water tee tube, a desalting water pump and a drain circulation cooling water pump, wherein the first end of the cooling water tee tube is connected with the water discharging end of the desalting water pump and the drain circulation cooling water pump, the second end is connected with the top cooling water sprayer, and the third end is connected with the steam inlet cooling water sprayer; and the water charging end of the drain circulation cooling water pump is connected with the bottom of the drain tank. The utility model can ensure that all the heating coil steam is condensed, all the working mediums are recovered, the temperature for water replenishment and drainage is raised, and furthermore, the output of electricity of the system is increased.
Description
Technical field
The utility model relates to heating coil Steam Recovery device, relates in particular to the heating coil Steam Recovery device that is applied to the new type nonaqueous cement production line afterheat generating system.
Background technology
The important channel that cogeneration technology is the cement industry energy-saving and emission-reduction in the application of cement industry, reduce cost, increase the benefit.The cement afterheat generation technology is that the middle low temperature waste gas waste heat and the kiln tail waste heat boiler that utilize kiln hood waste heat boiler to reclaim kiln hood cooling machine reclaim the middle low-temperature flue gas waste heat of kiln tail preheater outlet, produces steam, the generating of pushing turbine group.
Since the instability and the cement kiln system failure of cement kiln operating mode, the frequent change even shutdown of duty that causes afterheat generating system.Because be subjected to the influence of cement kiln used heat characteristics, the start and stop frequency of steam turbine is higher than the coal fired power plant steam turbine far away, also is longer than the coal fired power plant steam turbine start-up time.
When the startup of steam turbine, particularly during cold start-up, the heating coil process of long period is arranged, heating coil steam to the dewatering capacity-enlarging device, enters atmosphere at electronic main air valve front row behind dewatering capacity-enlarging device pressure and temperature reducing.This heating coil mode, not only noise is big, and causes high-quality working medium waste and heat waste, if the heating coil Steam Recovery can be utilized, can reclaim working medium, can also reduce cost of water treatment, and can reclaim heat and improve into the stove feed temperature and then shorten the generating capacity that boiler improves system.
On the low side at main steam condition, when unit moves, need open the drain valve on the big jet chimney under underload, the valve on the water-supply-pipe (being the heating coil steam exhaust pipe) before the particularly electronic main air valve.At this moment, hydrophobic and a small amount of main steam drains into the dewatering capacity-enlarging device through this pipe, and after the dilatation, condensate water enters drain tank, and small amount of steam then enters atmosphere.
Summary of the invention
The purpose of this utility model is to overcome the prior art above shortcomings, and afterheat generating system heating coil Steam Recovery device is provided, and heating coil steam is all condensed, and condensate water enters in the drain tank.
The utility model is achieved through the following technical solutions:
Afterheat generating system heating coil Steam Recovery device, comprise cylindrical vessel and cooling water sprinkling system, the top of described cylindrical vessel is provided with respiratory siphon and top water-cooling-sprayer, the waist of cylindrical vessel is provided with the heating coil steam inlet, place, heating coil steam inlet is provided with the steam inlet water-cooling-sprayer, the condensate water outlet of cylindrical vessel bottom is connected with U-shaped water seal head, and the delivery port of U-shaped water seal head is connected with drain tank; Described cooling water sprinkling system comprises threeway cooling water pipe, desalination water pump and hydrophobic recirculated cooling water pump, first end of threeway cooling water pipe connects the water side of desalination water pump and hydrophobic recirculated cooling water pump, second end is connected with described top water-cooling-sprayer, the 3rd end is connected with described steam inlet water-cooling-sprayer, the water inlet end of described hydrophobic recirculated cooling water pump is connected with the drain tank bottom, and the water inlet end of desalination water pump is connected with sweet-water tank.
In the above-mentioned afterheat generating system heating coil Steam Recovery device, described desalination water pump extracts demineralized water as cooling water, and described hydrophobic recirculated cooling water pump extracts hydrophobic as cooling water in the drain tank.
In the above-mentioned afterheat generating system heating coil Steam Recovery device, described cylindrical vessel is welded to form with the two ends of cylindrical drum respectively by upper cover plate and lower cover, and vertically installs.
In the above-mentioned afterheat generating system heating coil Steam Recovery device, described upper cover plate and lower cover are the hemispherical cover plate, and described upper cover plate is provided with the respiratory siphon that cylindrical vessel is communicated with atmosphere, and the pressure in the recover is atmospheric pressure.
In the above-mentioned afterheat generating system heating coil Steam Recovery device, described top water-cooling-sprayer passes upper cover plate, and is fixed on the upper cover plate.
In the above-mentioned afterheat generating system heating coil Steam Recovery device, described heating coil steam inlet tube and cylindrical vessel are tangent.
In the above-mentioned afterheat generating system heating coil Steam Recovery device, place, heating coil steam inlet connects the heating coil steam inlet tube, and described steam inlet water-cooling-sprayer passes the heating coil steam inlet tube, and is fixed on the heating coil steam inlet tube; The dead in line of the axis of steam inlet water-cooling-sprayer and heating coil steam inlet tube, and the front end of steam inlet water-cooling-sprayer does not exceed the cylindrical vessel internal face.
In the above-mentioned afterheat generating system heating coil Steam Recovery device, described heating coil steam inlet is located between the middle part and bottom of cylindrical vessel, and the middle and upper part of cylindrical vessel is the steam condensing chamber.
In the above-mentioned afterheat generating system heating coil Steam Recovery device, the water side of described hydrophobic recirculated cooling water pump is provided with and is used for preventing that cooling water from entering the hydrophobic circulation cooling check-valves of drain tank when hydrophobic recirculated cooling water pump is out of service, and described desalination water pump is provided with and is used for preventing that cooling water from entering the demineralized water cooling water check-valves of sweet-water tank when the desalination water pump is out of service.
In the above-mentioned afterheat generating system heating coil Steam Recovery device, first end of described cooling water pipe threeway is connected with flowmeter, and flowmeter is connected with hydrophobic recirculated cooling water pump with the desalination water pump by electric control valve or manual modulation valve again.
In the above-mentioned afterheat generating system heating coil Steam Recovery device, described top water-cooling-sprayer is identical with the structure of steam inlet water-cooling-sprayer, is taper shape, and conical lower section is provided with a plurality of holes, and conical tip links to each other with cooling water pipe.
In the above-mentioned afterheat generating system heating coil Steam Recovery device, described hydrophobic recirculated cooling water pump and desalination water pump are carried out chain, when reclaiming heating coil steam and hydrophobic steam, if system then uses the demineralized water cooling steam when needing moisturizing, if system then starts hydrophobic recirculated cooling water pump when not needing moisturizing, use the hydrophobic cooling steam in the drain tank, so reclaim heating coil steam and hydrophobic steam.
Described check-valves is to guarantee one road cooling water all through the key of water-cooling-sprayer and vapor mixing, and promptly when one road cooling water was supplied with, cooling water returned through another road.
Compared with prior art, the utlity model has following advantage and beneficial effect:
The utility model can be applicable to pure low temperature of cement afterheat generation or middle and low temperature waste heat power generation system, can reclaim heating coil steam, improves system's generated energy, and reduces noise.Device structure is simple, and stable and reliable operation is safeguarded simple and conveniently, and energy-conserving and environment-protective reduce water power consumption consumption, have overcome the working medium of original system and the deficiency of heat waste.
Description of drawings
Fig. 1 is the structural representation of the afterheat generating system heating coil Steam Recovery device in the specific embodiment.
Fig. 2 is the heating coil Steam Recovery device cross-sectional view at place, steam inlet among Fig. 1.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
The utility model is the water jet dewatering capacity-enlarging device that a kind of heating coil main steam that is applied to the new type nonaqueous cement production line afterheat generating system reclaims, and the utility model is with its called after heating coil Steam Recovery device.
Afterheat generating system heating coil Steam Recovery device in the present embodiment comprises heating coil Steam Recovery device cylindrical vessel 1, top water-cooling-sprayer 2, steam inlet water-cooling-sprayer 4 and cooling water sprinkling system.Wherein, cylindrical vessel 1 top is provided with respiratory siphon 3 and top water-cooling-sprayer 2, and the waist of cylindrical vessel 1 is provided with heating coil steam inlet tube 14, and the bottom condensate water outlet of cylindrical vessel 1 is provided with U-shaped water seal 5.The cooling water sprinkling system comprises the cooling water pipe 17 (as shown in Figure 1) of hydrophobic recirculated cooling water pump 7, hydrophobic circulation cooling check-valves 8, demineralized water cooling water check-valves 9, desalination water pump 10, hand-operated valve 11, electric control valve 12, cooling water flow meter 13, cooling water pipe threeway 15, the cooling water pipe 16 of supplying with the steam inlet water-cooling-sprayer, supply top water-cooling-sprayer.
Described heating coil steam or hydrophobic and steam mixture enter from heating coil steam inlet tube 14, the cooling water of steam inlet water-cooling-sprayer 4 ejections on steam and the heating coil steam inlet tube 14 mixes, steam cooling condenses, after the mixture of steam and condensate water tangentially enters cylindrical vessel 1, under action of centrifugal force, condensate water is glued wall, and slips into container bottom along the cylindrical vessel wall, flows in the drain tank 6 through the condensate water outlet.The steam that does not condense then under the effect of the cooling water that top water-cooling-sprayer 2 sprays, continues to condense, so recovered steam.On the condensate water outlet of cylindrical vessel bottom U-shaped water seal head is installed, guarantees that steam does not directly enter drain tank.
There is two-way in the source of described cooling water, and one the tunnel is that hydrophobic recirculated cooling water pump 7 extracts cooling water from drain tank 6 bottoms; Another road is that desalination water pump 10 extracts demineralized water as cooling water.The two-way cooling water is not to supply water simultaneously, but one the road supplies water.There are two places the sprinkling position of cooling water: cooling water is divided into two-way after cooling water pipe threeway 15, one tunnel cooling water pipe 16 through supply steam inlet water-cooling-sprayer offers steam inlet water-cooling-sprayer 4, and the cooling water pipe 17 of another road through supplying with the top water-cooling-sprayer offers top water-cooling-sprayer 2.This two-way cooling water sprays simultaneously, guarantees condensing fully of steam.
Hydrophobic recirculated cooling water pump 7 and desalination water pump 10 are realized chain, and when promptly hydrophobic recirculated cooling water pump 7 stopped, desalination water pump 10 started automatically, and when brine pump 10 stopped, hydrophobic recirculated cooling water pump 7 started automatically, and both are standby each other.
Acting as of hydrophobic circulation cooling check-valves 8 when hydrophobic recirculated cooling water pump 7 stops, during 10 operations of desalination water pump, prevents that cooling water from entering drain tank 6 through the pipeline at check-valves 8 places, both reduced the cooling water inflow that sprays, and reduces cooling effect, increases power consumption again.Acting as when desalination water pump 10 of demineralized water cooling water check-valves 9 stops, and during hydrophobic recirculated cooling water pump 7 operations, prevents that cooling water from entering sweet-water tank through the pipeline at check-valves 9 places, both reduced the cooling water inflow that sprays, and reduces cooling effect, increases power consumption again.
Fig. 2 is the heating coil Steam Recovery device cross-sectional view (A-A cross section) at place, steam inlet, and its concrete structure is as follows:
Described heating coil steam inlet tube 14 is tangent with heating coil Steam Recovery device cylindrical vessel 1.
In the described heating coil steam inlet tube 14 steam inlet water-cooling-sprayer 4 is installed, water-cooling-sprayer 4 is installed on the center line of steam inlet tube, and the water spray end is in container.
Cylinder top water-cooling-sprayer 2 in the present embodiment is identical with the structure of steam inlet water-cooling-sprayer 4, and its concrete structure is: be welded to form by a disk and the cone with a plurality of apertures, the awl tip of its cone links to each other with cooling water pipe.
Claims (10)
1. afterheat generating system heating coil Steam Recovery device, comprise cylindrical vessel and cooling water sprinkling system, it is characterized in that: the top of described cylindrical vessel is provided with respiratory siphon and top water-cooling-sprayer, the waist of cylindrical vessel is provided with the heating coil steam inlet, place, heating coil steam inlet is provided with the steam inlet water-cooling-sprayer, the condensate water outlet of cylindrical vessel bottom is connected with U-shaped water seal head, and the delivery port of U-shaped water seal head is connected with drain tank; Described cooling water sprinkling system comprises threeway cooling water pipe, desalination water pump and hydrophobic recirculated cooling water pump, first end of threeway cooling water pipe connects the water side of desalination water pump and hydrophobic recirculated cooling water pump, second end is connected with described top water-cooling-sprayer, the 3rd end is connected with described steam inlet water-cooling-sprayer, the water inlet end of described hydrophobic recirculated cooling water pump is connected with the drain tank bottom, and the water inlet end of desalination water pump is connected with sweet-water tank.
2. afterheat generating system heating coil Steam Recovery device according to claim 1 is characterized in that: described cylindrical vessel is welded to form with the two ends of cylindrical drum respectively by upper cover plate and lower cover, and vertically installs.
3. heating coil Steam Recovery device according to claim 2, it is characterized in that: described upper cover plate and lower cover are the hemispherical cover plate, and described upper cover plate is provided with and the respiratory siphon that cylindrical vessel is communicated with atmosphere, and the pressure in the recover is atmospheric pressure.
4. afterheat generating system heating coil Steam Recovery device according to claim 3, it is characterized in that: described top water-cooling-sprayer passes upper cover plate, and is fixed on the upper cover plate.
5. heating coil Steam Recovery device according to claim 1 is characterized in that: described heating coil steam inlet tube and cylindrical vessel are tangent.
6. afterheat generating system heating coil Steam Recovery device according to claim 1, it is characterized in that: place, heating coil steam inlet is connected with the heating coil steam inlet tube, described steam inlet water-cooling-sprayer passes the heating coil steam inlet tube, and is fixed on the heating coil steam inlet tube; The dead in line of the axis of steam inlet water-cooling-sprayer and heating coil steam inlet tube, and the front end of steam inlet water-cooling-sprayer does not exceed the cylindrical vessel internal face.
7. afterheat generating system heating coil Steam Recovery device according to claim 1 is characterized in that: described heating coil steam inlet is located between the middle part and bottom of cylindrical vessel, and the middle and upper part of cylindrical vessel is the steam condensing chamber.
8. afterheat generating system heating coil Steam Recovery device according to claim 1, it is characterized in that: the water side of described hydrophobic recirculated cooling water pump is provided with and is used for preventing that cooling water from entering the check-valves of drain tank when hydrophobic recirculated cooling water pump is out of service, and described desalination water pump is provided with and is used for preventing that cooling water from entering the check-valves of sweet-water tank when the desalination water pump is out of service.
9. afterheat generating system heating coil Steam Recovery device according to claim 1, it is characterized in that: first end of described threeway cooling water pipe is connected with flowmeter, and flowmeter is connected with hydrophobic recirculated cooling water pump with the desalination water pump by electric control valve or manual modulation valve again.
10. according to each described afterheat generating system heating coil Steam Recovery device of claim 1～9, it is characterized in that described top water-cooling-sprayer is identical with the structure of steam inlet water-cooling-sprayer, be taper shape, conical lower section is provided with a plurality of holes, and conical tip links to each other with cooling water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201393927U CN201780001U (en) | 2010-03-19 | 2010-03-19 | Heating coil steam recoverer of waste heat power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201393927U CN201780001U (en) | 2010-03-19 | 2010-03-19 | Heating coil steam recoverer of waste heat power generation system |
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| Publication Number | Publication Date |
|---|---|
| CN201780001U true CN201780001U (en) | 2011-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201393927U Expired - Fee Related CN201780001U (en) | 2010-03-19 | 2010-03-19 | Heating coil steam recoverer of waste heat power generation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201780001U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930351A (en) * | 2015-06-09 | 2015-09-23 | 楚天科技股份有限公司 | Steam discharge device |
| CN105180142A (en) * | 2015-09-02 | 2015-12-23 | 华北电力科学研究院有限责任公司 | System and method for recovering drain water and steam of soot-blowing warming pipe |
| CN109253444A (en) * | 2018-10-16 | 2019-01-22 | 陕西中河电力工程有限公司 | A kind of cooling hydrophobic development unit of pressure and its application method |
-
2010
- 2010-03-19 CN CN2010201393927U patent/CN201780001U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930351A (en) * | 2015-06-09 | 2015-09-23 | 楚天科技股份有限公司 | Steam discharge device |
| CN105180142A (en) * | 2015-09-02 | 2015-12-23 | 华北电力科学研究院有限责任公司 | System and method for recovering drain water and steam of soot-blowing warming pipe |
| CN105180142B (en) * | 2015-09-02 | 2017-05-31 | 华北电力科学研究院有限责任公司 | A kind of soot blowing heating coil hydrophobic and steam recovery system and method |
| CN109253444A (en) * | 2018-10-16 | 2019-01-22 | 陕西中河电力工程有限公司 | A kind of cooling hydrophobic development unit of pressure and its application method |
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| 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: 20110330 Termination date: 20150319 |
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| EXPY | Termination of patent right or utility model |