CN104566979A - Condensation hot water boiler - Google Patents
Condensation hot water boiler Download PDFInfo
- Publication number
- CN104566979A CN104566979A CN201410386132.2A CN201410386132A CN104566979A CN 104566979 A CN104566979 A CN 104566979A CN 201410386132 A CN201410386132 A CN 201410386132A CN 104566979 A CN104566979 A CN 104566979A
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- Prior art keywords
- water
- combustion chamber
- pipe
- condensation
- heat exchanger
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
-
- 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
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- Chimneys And Flues (AREA)
Abstract
The invention provides a condensation hot water boiler, which comprises a water cooling membrane type combustion chamber, a condensation heat exchanger, a constraint internal circulation pipeline and the like, wherein the combustion chamber is arranged in the shell of the condensation heat exchanger; the lower end of the combustion chamber is provided with a connecting pipeline; the connecting pipeline penetrates out of the shell of the condensation heat exchanger to be connected with a burner; the top barrel wall of the combustion chamber is provided with a smoke outlet; the smoke outlet is connected with a smoke flow guide bend; the smoke outlet port of the smoke flow guide bend is arranged downwards; a boiler water feeding atomization device is arranged above the smoke flow guide bend. The condensation hot water boiler is provided with the special smoke flow guide bend and water feeding atomization device, so that high-temperature smoke and boiler water can be effectively subjected to direct contact and heat exchange, thermal efficiency can be effectively improved, the temperature of discharged smoke can be lowered, and reliable hot water can be provided for enterprises and public institutions, such as heating, industry, scouring bath and the like.
Description
Technical field
The present invention relates to condensing boiler technical field, provide the high-temperature flue gas after a kind of sufficient combustion and boiler low-temperature to feed water and carry out the condensation heat homogeneous solution-type reactor of direct contact heat transfer.
Technical background
Condensation heat homogeneous solution-type reactor is in order to reduce exhaust gas temperature, improve boiler thermal output, the measure taked allows flue gas stay boiler flue as much as possible flue gas is fully contacted with water, be exactly allow the content of discharging steam in flue gas reduce in addition, these are all the effective measures improving the thermal efficiency as far as possible.But, the device of these measures is realized in prior art, there is the problem of complex structure, poor effect in it, the exhaust gas temperature of condensation heat homogeneous solution-type reactor in reality still can not obviously be reduced, in addition the exhaust opening of the condensation heat homogeneous solution-type reactor also situation having white cigarette of emerging to take away more heat transfer and recirculated water loss more, in addition, because structural design is unreasonable in condensation heat homogeneous solution-type reactor, also heating effect is affected.
Summary of the invention
The object of the invention is to improve the deficiencies in the prior art, provide one that high-temperature flue gas and boiler feedwater can be allowed to carry out direct contact heat transfer, effectively can reduce the condensation heat homogeneous solution-type reactor of exhaust gas temperature, and this condensation heat homogeneous solution-type reactor boiler is for there being pressure hot-water boiler.
Further aim of the present invention be to provide a kind of can make stable in outlet water temperature and have the condensation heat homogeneous solution-type reactor of certain discharge pressure.
Further aim of the present invention be to provide a kind of effectively can be separated steam in exhaust opening flue gas have pressure condensation heat homogeneous solution-type reactor.
The object of the present invention is achieved like this:
A kind of condensation heat homogeneous solution-type reactor, comprise water cooled membrane wall combustion chamber, condensing heat exchanger and forced circulation water pump, described water cooled membrane wall combustion chamber is placed in described condensing heat exchanger housing, annular header is arranged in this lower end, water-cooled combustion chamber, annular header is arranged in upper end, between upper lower header, arrange water cooled membrane wall, and connect inner circulating tube on lower header, connect boiler discharging tube at upper collecting chamber.This lower end, water cooled membrane wall combustion chamber is also connected to a pipeline, and this connecting pipe passes described condensing heat exchanger housing for being connected with combustor; The top membrane wall of described combustion chamber is provided with flue gas flow guiding bend pipe, and this flue gas flow guiding bend pipe one end is connected with this water cooled membrane wall combustion chamber, and the other end is connected with condensing heat exchanger, and smoke port is offered downward; Exhaust opening is provided with at described condensing heat exchanger top; Be condensing heat-exchange space between the boiler water bit line and described condensing heat exchanger top of described water cooled membrane wall outer wall of combustion chamber, above this condensing heat-exchange space, be set to water pipe, the mouth of pipe of this feed pipe connect to water atomization plant; At this water cooled membrane wall combustion chamber upper collecting chamber, boiler discharging tube is set.
Further, offer some described flue gas flow guiding bend pipes in border, upper end, described water cooled membrane wall combustion chamber, and be evenly arranged.
Described flue gas flow guiding bend pipe comprises a bend loss, and one end of this bend loss is the gas approach being used as to be connected with combustion chamber outlet flue to downward-extension, and its other end extends to form exhanst gas outlet, and this smoke outlet is offered downward.
Further, described waterworks are a feedwater distributary atomizer, it comprises current divider feed pipe, water knockout drum, outlet pipe and nozzle, described water knockout drum is an annular conduit, the sidewall of this annular conduit is offered to water hole, outlet pipe should be connected to on water hole at each, this outlet pipe was connected to nozzle.
Further, described water cooled membrane wall combustion chamber center line overlaps with the central shaft of the connecting pipe between combustor, and combustor is arranged on lower end, combustion chamber.
Further, the exhaust opening lower portion of described condensing heat exchanger arranges many group condensation dehydration devices.Condensation net on described condensation dehydration device allows the water of condensation converge rapidly and drips.Then the condensed water that condensation is got off is incorporated into the bottom, condensing heat-exchange space in condensation heat homogeneous solution-type reactor.
Further, air preheater is set between described each group of condensation dehydration device, while making the abundant preheating of the cold air of burning, by the further condensing heat-exchange of heat smoke after burning.
Condensation heat homogeneous solution-type reactor provided by the invention, by arranging special flue gas flow guiding bend pipe and condensation dehydration device, effectively can carry out direct contact heat transfer by high-temperature flue gas and boiler feedwater, effectively can improve the thermal efficiency, reduce the temperature of smoke evacuation.This condensation heat homogeneous solution-type reactor have safe, energy-conservation, reduce discharging, volume is little, can realize automatically controlling well, thermal efficiency advantages of higher.Can be the enterprises and institutions such as heating, industry, bathing, reliable hot water is provided.
Accompanying drawing explanation
Fig. 1 is the structural representation of condensation heat homogeneous solution-type reactor provided by the invention.
In Figure of description, each piece number refers to the parts title of boiler respectively: 1. burner 2. water cooled membrane wall combustion chamber 3. condensing heat exchanger 4. Inner eycle pressure piping 5. flue gas flow guiding bend pipe 6. waterworks 7. condensation dehydration device 8. air preheater 9. hot air outlet 10. exhaust opening 11. inlet of cold air 12. dosing mouth 13. boiler delivery port 14. water-level gauge 15. manhole door 16. sewage draining exit
Detailed description of the invention
As shown in Figure 1, vertical condensation hot-water boiler provided by the invention.Comprise water cooled membrane wall combustion chamber 2 and condensing heat exchanger 3, described water cooled membrane wall combustion chamber 2 is placed in described condensing heat exchanger 3 housing, this combustion water cooled membrane wall burns lower end, room 2 connecting pipe, and this connecting pipe passes described condensing heat exchanger 3 housing for being connected with burner 1; The top barrel of described water cooled membrane wall combustion chamber 2 is provided with outlet flue, and this outlet flue connects flue gas flow guiding bend pipe 5; Be provided with exhaust opening 10 in described condensing heat exchanger 3 top center, two-stage or multi-stage condensing dewater unit 7 are set between exhaust opening lower portion and combustion chamber, tubular air preheater 8 is set between condensation dehydration device at different levels;
Waterworks are set between this condensing heat-exchange space and condensation dehydration device, the mouth of pipe of these waterworks connects feedwater distributary atomizer; The barrel of condensing heat exchanger 3 water space capacity arranges hot water outlet 4.
Sewage draining exit is set in the bottom of condensing heat exchanger 3, it is connected to sewage draining exit 16.
Condensing heat exchanger 3 also arranges water-level gauge 14, it is arranged ordinary water level and high water level and low water level to identify, can setting position sensor connection control device on each height of water level position corresponding, keying and the open degree of each respective valves is adjusted by control device.
In waterworks 6 import, dosing mouth 12 is set.
As shown in Figure 1, the port of the smoke outlet of this flue gas flow guiding bend pipe 5 is offered downward.
During use, described water cooled membrane wall combustion chamber 2 major part in described condensing heat exchanger 3 is immersed in water, flame in combustor 1 and flue gas enter combustion chamber from lower end, combustion chamber 2 connecting pipe, fire smoke gases is in water cooled membrane wall combustion chamber 2 inside turn, by water cooled membrane wall combustion chamber 2 sidewall heat passed to the water in condensing heat exchanger 3, then flue gas enters condensing heat-exchange space from described outlet flue by flue gas flow guiding bend pipe 5, the water smoke heat exchange after being atomized is shunted with waterworks, finally, flue gas discharges this condensation heat homogeneous solution-type reactor by exhaust opening 10, described condensing heat exchanger 3 lower sidewalls leads to inner circulating tube, by the booster water pump on inner loop pipeline, water is squeezed into lower end, water cooled membrane wall combustion chamber header, hot water through supercharging is discharged from upper end header by after the membrane wall of combustion chamber.
The major advantage of this condensation heat homogeneous solution-type reactor is as follows:
1. the thermal efficiency is high, saves fuel.Be provided with this condensation heat homogeneous solution-type reactor of flue gas flow guiding bend pipe, boiler thermal output can be significantly improved, reduce exhaust gas temperature, add the condensed water separation apparatus of special feedwater distributary atomizer and exhaust opening upper and lower position setting, just can accomplish that smoke evacuation does not have white cigarette, exhaust gas temperature is minimum can close to environment temperature.
Because the smoke evacuation of condensation heat homogeneous solution-type reactor is close to environment temperature, the heat that in flue gas, the latent heat of vaporization discharges is absorbed by boiler feedwater, causes the condensation heat homogeneous solution-type reactor thermal efficiency very high.Compare with same tonnage condensation heat homogeneous solution-type reactor, fuel saving widely.
2. extremely low to airborne release harmful material in smoke.The condensation heat homogeneous solution-type reactor that the present invention improves is because flue gas fully contacts with feeding water, extremely low to the carbon monoxide of airborne release, hydrocarbon, sulfide and oxynitrides.Proper operation, can make the discharge capacity of above-mentioned substance well below the limitation standard of country to I class area.Several using up does not pollute surrounding environment.
3. volume is little, saves space and invests.The condensation heat homogeneous solution-type reactor of the present invention's design is high due to its thermal efficiency, and reach same hot water supply, its volume reduces greatly, so its occupied ground is few.Can be arranged in basement, roof and floor, save the investment of building boiler room.
4. durable, the life-span is long.The present invention is normal pressure heat transmission equipment, and all parts structure is simple, easy to use, without explosion danger, and long service life.
5. boiler water outlet is for having pressure hot water but not normal pressure, and this boiler is for there being pressure hot-water boiler.
6. boiler combustion runs and can realize Automated condtrol completely.
7. boiler erection maintenance is simple, convenient.
Claims (7)
1. a condensation heat homogeneous solution-type reactor, it is characterized in that: comprise water cooled membrane wall combustion chamber, condensing heat exchanger and pressure inner loop pipeline, described water cooled membrane wall combustion chamber is placed in described condensing heat exchanger housing, there is a connecting pipe this lower end, combustion chamber, and this connecting pipe passes described condensing heat exchanger housing in being connected with combustor; The top barrel of described water cooled membrane wall combustion chamber is provided with outlet flue, and this outlet flue connects flue gas flow guiding bend pipe, and the smoke port of this flue gas flow guiding bend pipe is offered downward; Exhaust opening is provided with at described condensing heat exchanger top; Boiler water bit line in described condensing heat exchanger and be condensing heat-exchange space between described condensing heat exchanger top, is set to water pipe, the mouth of pipe of this feed pipe connects fountain waterworks above this condensing heat-exchange space; Condensation dehydration net and air preheater are set between described exhaust opening and waterworks; Below condensing heat exchanger housing, draw Inner eycle water pipe, the Inner eycle water pipe other end is connected with the circular header in the lower end of water cooled membrane wall combustion chamber, and arranges Inner eycle water pump on Inner eycle pipe end; The circular header sidewall in water cooled membrane wall top sets out water pipe.
2. condensation heat homogeneous solution-type reactor according to claim 1, is characterized in that: above described water cooled membrane wall combustion chamber, and some described outlet flues are offered in border, and connect flue gas flow guiding bend pipe on each outlet flue.
3. condensation heat homogeneous solution-type reactor according to claim 1, it is characterized in that: described waterworks are a feedwater distributary atomizer, it comprises current divider feed pipe, water knockout drum, outlet pipe and nozzle, described water knockout drum is an annular conduit, this water pipe is offered to water hole, outlet pipe should be connected to on water hole at each, this outlet pipe was connected to nozzle.
4. condensation heat homogeneous solution-type reactor according to claim 1, is characterized in that: arrange many group condensation dehydration devices.
5. condensation heat homogeneous solution-type reactor according to claim 1, is characterized in that: arrange air preheater.
6. condensation heat homogeneous solution-type reactor according to claim 1, is characterized in that: arrange and force inner loop pipeline.
7. condensation heat homogeneous solution-type reactor according to claim 1, is characterized in that: arrange water cooled membrane wall combustion chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410386132.2A CN104566979A (en) | 2014-08-08 | 2014-08-08 | Condensation hot water boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410386132.2A CN104566979A (en) | 2014-08-08 | 2014-08-08 | Condensation hot water boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104566979A true CN104566979A (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410386132.2A Pending CN104566979A (en) | 2014-08-08 | 2014-08-08 | Condensation hot water boiler |
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| CN (1) | CN104566979A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3994281A (en) * | 1973-09-25 | 1976-11-30 | Ateliers J. Hanrez Societe Anonyme | Heat generator of the combustion product condensation type and process for heating a heat-carrying fluid |
| CN201206888Y (en) * | 2007-11-06 | 2009-03-11 | 韩建平 | Directly heated gas boiler |
| CN202057050U (en) * | 2011-05-18 | 2011-11-30 | 朱杰 | Condensation type gas-fired and oil-fired hot water boiler with air preheating |
| CN202928098U (en) * | 2012-08-09 | 2013-05-08 | 北京博创家和节能技术有限公司 | Diversion atomizer for supplied water in condensation hot-water boiler |
| CN103185396A (en) * | 2012-08-09 | 2013-07-03 | 北京博创家和节能技术有限公司 | Condensing hot water boiler |
-
2014
- 2014-08-08 CN CN201410386132.2A patent/CN104566979A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3994281A (en) * | 1973-09-25 | 1976-11-30 | Ateliers J. Hanrez Societe Anonyme | Heat generator of the combustion product condensation type and process for heating a heat-carrying fluid |
| CN201206888Y (en) * | 2007-11-06 | 2009-03-11 | 韩建平 | Directly heated gas boiler |
| CN202057050U (en) * | 2011-05-18 | 2011-11-30 | 朱杰 | Condensation type gas-fired and oil-fired hot water boiler with air preheating |
| CN202928098U (en) * | 2012-08-09 | 2013-05-08 | 北京博创家和节能技术有限公司 | Diversion atomizer for supplied water in condensation hot-water boiler |
| CN103185396A (en) * | 2012-08-09 | 2013-07-03 | 北京博创家和节能技术有限公司 | Condensing hot water boiler |
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| DD01 | Delivery of document by public notice |
Addressee: Xu Jinting Document name: Notification to Make Rectification |
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Addressee: Xu Jinting Document name: Notification of Passing Preliminary Examination of the Application for Invention |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |
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| WD01 | Invention patent application deemed withdrawn after publication |