CN101839550A - Damping condensation water separation method and device for gas water heater - Google Patents
Damping condensation water separation method and device for gas water heater Download PDFInfo
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- CN101839550A CN101839550A CN201010160390A CN201010160390A CN101839550A CN 101839550 A CN101839550 A CN 101839550A CN 201010160390 A CN201010160390 A CN 201010160390A CN 201010160390 A CN201010160390 A CN 201010160390A CN 101839550 A CN101839550 A CN 101839550A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 138
- 238000009833 condensation Methods 0.000 title claims abstract description 52
- 230000005494 condensation Effects 0.000 title claims abstract description 52
- 238000013016 damping Methods 0.000 title claims abstract description 25
- 238000000926 separation method Methods 0.000 title claims abstract description 13
- 239000000779 smoke Substances 0.000 claims abstract description 16
- 230000005484 gravity Effects 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims description 75
- 230000009467 reduction Effects 0.000 claims description 47
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 42
- 239000003546 flue gas Substances 0.000 claims description 41
- 238000007599 discharging Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- 230000008676 import Effects 0.000 claims description 6
- 230000009471 action Effects 0.000 abstract description 2
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H8/00—Fluid heaters characterised by means for extracting latent heat from flue gases by means of condensation
- F24H8/006—Means for removing condensate from the heater
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16T—STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS
- F16T1/00—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers
- F16T1/34—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers without moving parts other than hand valves, e.g. labyrinth type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
- F28D1/0477—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2900/00—Special arrangements for conducting or purifying combustion fumes; Treatment of fumes or ashes
- F23J2900/13003—Means for reducing the noise in smoke conducing ducts or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2900/00—Special arrangements for conducting or purifying combustion fumes; Treatment of fumes or ashes
- F23J2900/13004—Water draining devices associated with flues
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/16—Waste heat
- F24D2200/18—Flue gas recuperation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2250/00—Arrangements for modifying the flow of the heat exchange media, e.g. flow guiding means; Particular flow patterns
- F28F2250/08—Fluid driving means, e.g. pumps, fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2265/00—Safety or protection arrangements; Arrangements for preventing malfunction
- F28F2265/06—Safety or protection arrangements; Arrangements for preventing malfunction by using means for draining heat exchange media from heat exchangers
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Chimneys And Flues (AREA)
Abstract
The invention relates to a damping condensation water separation method and a damping condensation water separation device for a gas water heater. The device comprises a condensation heat exchanger, a condensation water collection tank, a draught fan, a high-temperature wet smoke gas passage and a smoke discharge pipe, wherein a gas flow speed reducer is further arranged between an outlet on one side of the condensation heat exchanger and an air inlet of the draught fan; the condensation water collection tank is positioned below the condensation heat exchanger and provided with a condensation water pipe communicated with the bottom of an air inlet end of the air flow passage and a pressure difference communicating pipe communicated with the air inlet of the draught fan, so that the condensed water drips into the condensation water pipe under the action of the gravity and the negative pressure suction force at the inlet end of the condensation water pipe and then is introduced into the condensation water collection tank; and the dry smoke gas is speeded up again in the draught fan and then discharged through the smoke discharge pipe. The damping condensation water separation method and the damping condensation water separation device for the gas water heater greatly reduce the temperature of the working environment of the draught fan and excellently solve the problem of leakage of the condensation water.
Description
[technical field]
The present invention relates to a kind of gas heater damping condensation water separation method and device.
[background technology]
In the market condensed type combustion gas water heater generally adopt with the condensed heat exchanger be the center condensed moisture from and collection mode: air-introduced machine generally designs at the high-temperature flue gas end, and water progressively separates in the process by condensed heat exchanger with dry flue gas; Have following shortcoming in this structure: the air-introduced machine working media is that high temperature reaches 200 ℃ flue gas; Relative atmosphere is a malleation in condensed water collecting tank, the condensed heat exchanger; Separate on condensed heat exchanger and the main heat exchanger space.Therefore, traditional condensation water heater ubiquity: problems such as air-introduced machine Yin Gaowen spoilage is higher, condensed heat exchanger leaks, small product size is big, and can not get better solution for a long time.
[summary of the invention]
The object of the invention has provided air-introduced machine has been arranged on the condensed heat exchanger rear end, and condenser and horizontal fan are arranged, thereby reduced the operating ambient temperature of air-introduced machine greatly, make that simultaneously condensed water collecting tank, condensed heat exchanger can be to work under the negative pressure at atmosphere relatively, preferably resolve the device that a kind of gas heater damping condensation water of the difficult problem of condensed water leakage-proof separates.
Another purpose of the present invention provides air-introduced machine is arranged on the condensed heat exchanger rear end, thereby improved the working environment of air-introduced machine greatly, made that simultaneously condensed water collecting tank, condensed heat exchanger can be the method that a kind of gas heater damping condensation water with the difficult problem that solves condensed water leakage-proof separates of working under the negative pressure at atmosphere relatively.
In order to solve the problem of above-mentioned existence, the present invention has adopted following technical proposal:
A kind of gas heater damping condensation water separator, comprise condensed heat exchanger 1, condensed water collecting tank 2, air-introduced machine 3, high temperature wet flue gas passage 5 and smoke exhaust pipe 6, condensed heat exchanger 1 is installed in high temperature wet flue gas passage 5 ports of export, also be provided with air-flow decelerator 4 between the outlet 11 of condensed heat exchanger 1 one sides and air-introduced machine 3 air inlets, air-flow decelerator 4 is provided with and allows the air-flow velocity decay of cooling back to realize water, the gas channel 41 that gas separates, be provided with pressure reduction generation orifice plate 42 in the gas channel 41, the through hole 421 that has air feed stream to pass through on the pressure reduction generation orifice plate 42, condensed water collecting tank 2 is positioned at condensed heat exchanger 1 below, condensed water collecting tank 2 is provided with condensate pipe 21 that is communicated with gas channel 41 inlet ends bottom and the pressure reduction communicating pipe 22 that is communicated with air-introduced machine 3 air inlets, making that water drops onto condensate pipe 21 backs under the negative pressure suction force effect of gravity and condensate pipe 21 entrance points after the condensation imports in the condensed water collecting tanks 2, and dry flue gas is quickened air-introduced machine 3 in once more after smoke exhaust pipe 6 discharges.
A kind of as mentioned above gas heater damping condensation water separator, it is characterized in that through hole 421 is through hole or the elongated hole perpendicular to the arbitrary shape and the arbitrary taper of pressure reduction generation orifice plate 42, through hole 421 has a plurality of, and a plurality of through holes 421 are distributed on the pressure reduction generation orifice plate 42.
A kind of as mentioned above gas heater damping condensation water separator, the bottom that it is characterized in that condensed heat exchanger 1 is provided with and prevents that condensed water from falling after rise into the oblique line in the high temperature wet flue gas passage 5, oblique line is lower near gas channel 41 1 ends, make water on the heat exchanging fin 12 along this linear flow to condensate pipe 21.
A kind of as mentioned above gas heater damping condensation water separator is characterized in that condensed water collecting tank 2 bottoms are provided with leakproof air door 23 and condensate drain 24.
A kind of as mentioned above gas heater damping condensation water separator, it is characterized in that condensed heat exchanger 1, air-flow decelerator 4 and air-introduced machine 3 are horizontal, gas channel 41 1 ends dock with the outlet 11 of condensed heat exchanger 1, gas channel 41 other ends dock with air-introduced machine 3 air inlets, pressure reduction generation orifice plate 42 is the vertical plate that is provided with perpendicular to gas channel 41 axle center, lays respectively at condensate pipe 21 and pressure reduction communicating pipe 22 both sides before and after pressure reduction generation orifice plate 42 belows.
A kind of gas heater damping condensation water separation method comprises the steps:
The first step, the steam-laden high-temperature flue gas of condensation: with condensed heat exchanger 1 condensation high-temperature flue gas;
Second step, separate aqueous vapor: outlet 11 ends in condensed heat exchanger 1 one sides are provided with air-introduced machine 3 and air-flow decelerator 4, air-flow decelerator 4 is provided with and allows the air-flow velocity decay of cooling back to realize water, gas separation bubble passage 41, gas channel 41 1 ends dock with the outlet 11 of condensed heat exchanger 1, gas channel 41 other ends dock with air-introduced machine 3 air inlets, air-introduced machine 3 is used for gas in the outside suction airstream passage 41, makes dry flue gas be quickened the back once more by smoke exhaust pipe 6 dischargings by air-introduced machine 3;
In the 3rd step, collect water: be provided with pressure reduction generation orifice plate 42 in the gas channel 41, the through hole 421 that has air feed stream to pass through on the pressure reduction generation orifice plate 42; Condensed water collecting tank 2 is provided with condensate pipe 21 that is communicated with gas channel 41 inlet ends and the pressure reduction communicating pipe 22 that is communicated with air-introduced machine 3 air inlets, makes that water drops onto condensate pipe 21 backs under the suction force effect of gravity and condensate pipe 21 entrance points after the condensation to import in the condensed water collecting tanks 2.
The invention has the beneficial effects as follows:
1, structurally, the present invention places condensed heat exchanger at the air inlet end of air-introduced machine, and condenser and the arrangement of blower fan along continuous straight runs are provided with structure, condensed water is by designs such as air-flow decelerator and vacuum suction methods, optimized overall structure, condensation heat hydrophone small product size is reduced, air-introduced machine medium operating temperature drops to below 80 ℃ by about 200 ℃, improved the working environment of air-introduced machine greatly, condensed water and flue gas are separated in the air-flow decelerator to carry out, the aqueous vapor separating degree is better, has increased reliability of products and security.
2, the heat exchanging fin bottom design is become an oblique line,, solved condensed water and fallen back to a high temperature wet flue gas passage difficult problem by heat exchanging fin so that water droplet flows to condensate pipe along oblique line.
What 3, relative atmosphere bore in condensed heat exchanger, the condensed water collecting tank is negative pressure, its role is to effectively prevent that condensed heat exchanger, condensed water collecting tank from revealing water, overcome the difficult problem of leaking that causes when atmosphere is for malleation relatively in the condensed water collecting tank, condensed heat exchanger of the medium-term and long-term puzzlement of the prior art industry fully.
4, also be provided with the air-flow decelerator between the outlet of condensed heat exchanger one side and the fan inlet, the air-flow decelerator is provided with gas channel, the air velocity condensing drip that will descend rapidly is subjected to damping in this passage, at condensed heat exchanger and air-flow decelerator interface place, by condensed heat exchanger, an air velocity decay of the common composition of the connection of air-flow decelerator interface, condensing drip in the condensed heat exchanger unexpected its horizontal movement kinetic energy that slows down by this interface the time almost disappears, condensed water splashes to air-flow decelerator bottom condensate water pipe place under the acceleration of gravity effect, after dry flue gas is quickened in air-introduced machine once more, discharge by smoke exhaust pipe, be provided with pressure reduction generation orifice plate in the gas channel, the through hole that has air feed stream to pass through on the pressure reduction generation orifice plate, when dry flue gas produces draught head on its two sides during by pressure reduction generation orifice plate, dry flue gas at first forms a 10Pa～30Pa on pressure reduction generation plate two sides under the air-introduced machine effect draught head is used for condensed water attraction and collection, thereby has realized that aqueous vapor is separated and condensed water is collected, the purpose of discharging.
5, the direction that the condensed water collecting tank produces under the acting in conjunction of air-introduced machine and pressure reduction generation orifice plate is the draught head of condensate pipe to pressure reduction communicating pipe, condensate pipe produces attraction to condensed water, impel condensation flow in the condensed water collecting tank, because the proportion of water is much larger than gas, condensed water in the condensed water collecting tank can not flow to air-introduced machine by pressure reduction communicating pipe, choke stops air to flow back to the condensed water collecting tank from the condensed water bleeder pipe when being negative pressure in the condensed water collecting tank, avoid reducing the negative pressure in the condensed water collecting tank, be beneficial to condensed water and collect, release and normally carry out.
[description of drawings]
The present invention is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is a schematic diagram of the present invention;
Fig. 2 is condensed heat exchanger cross section heat exchanger fin and water pipe structure schematic diagram;
Fig. 3 is a pressure reduction generation AND DEWATERING FOR ORIFICE STRUCTURE schematic diagram on the air-flow decelerator.
[specific embodiment]
As Fig. 1, shown in 2 and 3, a kind of gas heater damping condensation water separator, comprise condensed heat exchanger 1, condensed water collecting tank 2, air-introduced machine 3, high temperature wet flue gas passage 5 and smoke exhaust pipe 6, condensed heat exchanger 1 is installed in high temperature wet flue gas passage 5 ports of export, also be provided with air-flow decelerator 4 between the outlet 11 of condensed heat exchanger 1 one sides and air-introduced machine 3 air inlets, air-flow decelerator 4 is provided with and allows the air-flow velocity decay of cooling back to realize water, the gas channel 41 that gas separates, air-flow slowed down after gas channel 41 made condensation, be provided with pressure reduction generation orifice plate 42 in the gas channel 41, the through hole 421 that has air feed stream to pass through on the pressure reduction generation orifice plate 42 produces draught head on its both sides when air communication is crossed through hole 421; Condensed water collecting tank 2 is positioned at condensed heat exchanger 1 below, condensed water collecting tank 2 is provided with condensate pipe 21 that is communicated with gas channel 41 inlet ends bottom and the pressure reduction communicating pipe 22 that is communicated with air-introduced machine 3 air inlets, making that water drops onto condensate pipe 21 backs under the negative pressure suction force effect of gravity and condensate pipe 21 entrance points after the condensation imports in the condensed water collecting tanks 2, and dry flue gas is quickened air-introduced machine 3 in once more after smoke exhaust pipe 6 discharges.
Wherein, condensed heat exchanger 1, air-flow decelerator 4 and air-introduced machine 3 along continuous straight runs are arranged, gas channel 41 1 ends dock with the outlet 11 of condensed heat exchanger 1, gas channel 41 other ends dock with air-introduced machine 3 air inlets, pressure reduction generation orifice plate 42 is the vertical plate that is provided with perpendicular to gas channel 41 axle center, and condensate pipe 21 and pressure reduction communicating pipe 22 lay respectively at the both sides, front and back of pressure reduction generation orifice plate 42 belows.Through hole 421 is that through hole 421 has a plurality of perpendicular to the through hole or the elongated hole of the arbitrary shape and the arbitrary taper of pressure reduction generation orifice plate 42, and a plurality of through holes 421 are distributed on the pressure reduction generation orifice plate 42.In the preferred embodiment for the present invention, through hole 421 resistance coefficients are set to 0.5 on the pressure reduction generation orifice plate 42, produce the draught head of a 10Pa～30Pa on pressure reduction generation orifice plate 42 two sides, also comprise can reach condensed moisture from all parameters of collecting purpose.
Condensed heat exchanger 1 comprises: water pipe 13 and heat exchanging fin 12, the preferred version of heat exchanging fin 12 is for its bottom design falls after rise into the streamlined oblique line that drips in the high temperature wet flue gas passage 5 for preventing condensed water, allows the condensation flow that hangs from heat exchanging fin 12 to condensate pipe 21.
Condensed water collecting tank 2 is airtight housings, and condensed water collecting tank 2 is responsible for the collection and the discharging of condensed water, and condensed water collecting tank 2 bottoms also are provided with leakproof air door 23 and condensate drain 24.
Air-introduced machine 3 can be to exchange air-introduced machine and direct current air-introduced machine and other gas accelerated method.In the preferred embodiment for the present invention, air-introduced machine 3 comprises wind wheel blade 31, motor 32; 3 pairs of air of air-introduced machine produce centrifugal force and quicken, and form gaseous exchange;
Present invention focuses on: based on the pneumatic equation of Bernoulli Jacob, with the condensation heat hydrophone is object, variation by gas passage area to be to change condensing drip and the speed that the dry flue gas mixture flows, and makes condensed water effectively separate, reach condensed water with dry flue gas and collects and discharge and the purpose of fume emission.
The course of work of the present invention is: 3 pairs of air of air-introduced machine produce centrifugal force and quicken, and are the power sources of gas flow; When flue gas passed through condensed heat exchanger 1, heat exchanging fin 12 reached the heat transferred water pipe in the flue gas purpose to the current heating on the one hand; Make the cooling of high temperature wet flue gas form condensed water and dry flue gas mixture on the other hand; Because the damping action of 41 pairs of air-flows of gas channel exerts an influence to the movement velocity of dry flue gas and water droplet, at condensed heat exchanger 1 and air-flow decelerator 4 interface places, condensed heat exchanger 1, an air velocity decay of common composition interface, the junction of air-flow decelerator 4, condensed water in the condensed heat exchanger 1 slows down suddenly by the interface time and horizontal movement kinetic energy almost disappears, condensed water splashes to condensate pipe 21 under the acceleration of gravity effect, and condensate pipe 21 is to draught head is arranged pressure reduction communicating pipe 22, make 21 pairs of condensed waters of condensate pipe produce attraction, impel condensation flow in condensed water collecting tank 2, because the proportion of water is much larger than gas, the condensed water in the condensed water collecting tank 2 can not flow to air-introduced machine 3 by pressure reduction communicating pipe 22.Choke 23 stops air to flow back to the condensed water collecting tank 2 from condensed water bleeder pipe 24 when being negative pressure in the condensed water collecting tank 2, avoids reducing the negative pressure in the condensed water collecting tank 2.Dry flue gas after the dehydration after air-introduced machine 3 is quickened once more, by smoke exhaust pipe 6 dischargings, thereby has realized that aqueous vapor is separated and condensed water is collected, the purpose of discharging then by air-flow decelerator 4.
A kind of gas heater damping condensation water separation method comprises the steps:
The first step, the high temperature wet flue gas of condensation moisture vapor: with condensed heat exchanger 1 condensation moisture vapor high temperature wet flue gas, for preventing that condensed water from falling back to high temperature wet flue gas passage 5 by heat exchanging fin 12, the bottom of condensed heat exchanger 1 can be set to prevent that condensed water from falling after rise into the oblique line in the high temperature wet flue gas passage 5, oblique line is lower near gas channel 41 1 ends, make water on the heat exchanging fin 12 along this linear flow to condensate pipe 21;
Second step, separate aqueous vapor: outlet 11 ends in condensed heat exchanger 1 one sides are provided with air-introduced machine 3 and air-flow decelerator 4, air-flow decelerator 4 is provided with and allows the air-flow velocity decay of cooling back to realize water, gas separation bubble passage 41, gas channel 41 1 ends dock with the outlet 11 of condensed heat exchanger 1, gas channel 41 other ends dock with air-introduced machine 3 air inlets, air-introduced machine 3 is used for gas in the outside suction airstream passage 41, air-flow decelerator 4 is provided with and exports 11 gas channels that dock 41, air-introduced machine 3 is used for gas in the outside suction airstream passage 41, cooled smoke is divided into the mixture of condensing drip and dry flue gas, because the gas flow area of gas channel 41 is more much bigger than the gas flow area of the outlet 11 of condensed heat exchanger 1, according to Bernoulli equation, the velocity ratio of the mixture of condensed condensed water and dry flue gas in gas channel 41 is much lower in condensed heat exchanger 1; Thereby at an air velocity decay of common composition interface, the junction of condensed heat exchanger 1, air-flow decelerator 4, condensed water in the condensed heat exchanger 1 slows down suddenly by this interface the time horizontal movement power is almost disappeared, make after the condensation water because of from focusing on vertical drippage in the gas channel 41, and after dry flue gas quickened once more by air-introduced machine 3, by smoke exhaust pipe 6 dischargings;
The 3rd step, collect water: condensed water collecting tank 2 is provided with condensate pipe 21 that is communicated with gas channel 41 inlet ends and the pressure reduction communicating pipe 22 that is communicated with air-introduced machine 3 air inlets, wherein pressure reduction communicating pipe 22 with dry flue gas by pressure reduction generation plate 42 time, through hole 421 produces condensate pipe 21 import departments that a draught head is transmitted to condensed water collecting tank 2 on the pressure reduction generation orifice plate 42 on two sides, pressure reduction generation orifice plate 42 front and back, and water is dropping onto in the condensate pipe 21 back importing condensed water collecting tanks 2 from gravity and condensate pipe 21 entrance point suction force double reaction plus.Condensed water collecting tank 2 also can be provided with the discharging that leakproof air door 23 and condensate drain 24 are realized condensed water in condensed water collecting tank 2 bottoms except the collection of being responsible for condensed water.
Claims (6)
1. gas heater damping condensation water separator, comprise condensed heat exchanger (1), condensed water collecting tank (2), air-introduced machine (3), high temperature wet flue gas passage (5) and smoke exhaust pipe (6), condensed heat exchanger (1) is installed in high temperature wet flue gas passage (5) port of export, it is characterized in that also being provided with air-flow decelerator (4) between the outlet (11) of described condensed heat exchanger (1) one side and air-introduced machine (3) air inlet, air-flow decelerator (4) is provided with and allows the air-flow velocity decay of cooling back to realize water, the gas channel (41) that gas separates, be provided with pressure reduction generation orifice plate (42) in the gas channel (41), the through hole (421) that has air feed stream to pass through on the pressure reduction generation orifice plate (42), described condensed water collecting tank (2) is positioned at condensed heat exchanger (1) below, condensed water collecting tank (2) is provided with condensate pipe (21) that is communicated with gas channel (41) inlet end bottom and the pressure reduction communicating pipe (22) that is communicated with air-introduced machine (3) air inlet, making that water drops onto condensate pipe (21) back under the negative pressure suction force effect of gravity and condensate pipe (21) entrance point after the condensation imports in the condensed water collecting tank (2), and dry flue gas is quickened air-introduced machine (3) in once more after smoke exhaust pipe (6) discharges.
2. according to the described a kind of gas heater damping condensation water separator of claim 1, it is characterized in that described through hole (421) is through hole or the elongated hole perpendicular to the arbitrary shape and the arbitrary taper of pressure reduction generation orifice plate (42), through hole (421) has a plurality of, and a plurality of through holes (421) are distributed on the pressure reduction generation orifice plate (42).
3. according to the described a kind of gas heater damping condensation water separator of claim 1, the bottom that it is characterized in that condensed heat exchanger (1) is provided with and prevents that condensed water from falling after rise into the oblique line in the high temperature wet flue gas passage (5), oblique line is lower near gas channel (41) one ends, make water on the heat exchanging fin (12) along this linear flow to condensate pipe (21).
4. according to the described a kind of gas heater damping condensation water separator of claim 1, it is characterized in that described condensed water collecting tank (2) bottom is provided with leakproof air door (23) and condensate drain (24).
5. according to claim 1 or 2 or 3 or 4 described a kind of gas heater damping condensation water separators, it is characterized in that described condensed heat exchanger (1), air-flow decelerator (4) and air-introduced machine (3) are horizontal, gas channel (41) one ends dock with the outlet (11) of condensed heat exchanger (1), gas channel (41) other end docks with air-introduced machine (3) air inlet, described pressure reduction generation orifice plate (42) is the vertical plate that is provided with perpendicular to gas channel (41) axle center, lays respectively at described condensate pipe (21) and pressure reduction communicating pipe (22) both sides before and after pressure reduction generation orifice plate (42) below.
6. a gas heater damping condensation water separation method is characterized in that comprising the steps:
The first step, the steam-laden high-temperature flue gas of condensation: with condensed heat exchanger (1) condensation high-temperature flue gas;
Second step, separate aqueous vapor: outlet (11) end in condensed heat exchanger (1) one side is provided with air-introduced machine (3) and air-flow decelerator (4), air-flow decelerator (4) is provided with and allows the air-flow velocity decay of cooling back to realize water, gas separation bubble passage (41), gas channel (41) one ends dock with the outlet (11) of condensed heat exchanger (1), gas channel (41) other end docks with air-introduced machine (3) air inlet, air-introduced machine (3) is used for the interior gas of outside suction airstream passage (41), makes dry flue gas be quickened the back once more by smoke exhaust pipe (6) discharging by air-introduced machine (3);
In the 3rd step, collect water: be provided with pressure reduction generation orifice plate (42) in the gas channel (41), the through hole (421) that has air feed stream to pass through on the pressure reduction generation orifice plate (42); Condensed water collecting tank (2) is provided with condensate pipe (21) that is communicated with gas channel (41) inlet end and the pressure reduction communicating pipe (22) that is communicated with air-introduced machine (3) air inlet, makes that water drops onto condensate pipe (21) back under the suction force effect of gravity and condensate pipe (21) entrance point after the condensation to import in the condensed water collecting tank (2).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101603900A CN101839550B (en) | 2010-04-23 | 2010-04-23 | Damping condensation water separation method and device for gas water heater |
| PCT/CN2011/000584 WO2011131024A1 (en) | 2010-04-23 | 2011-04-06 | Damping type condensate water separation device and method for gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101603900A CN101839550B (en) | 2010-04-23 | 2010-04-23 | Damping condensation water separation method and device for gas water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101839550A true CN101839550A (en) | 2010-09-22 |
| CN101839550B CN101839550B (en) | 2013-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101603900A Expired - Fee Related CN101839550B (en) | 2010-04-23 | 2010-04-23 | Damping condensation water separation method and device for gas water heater |
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| Country | Link |
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| CN (1) | CN101839550B (en) |
| WO (1) | WO2011131024A1 (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011131024A1 (en) * | 2010-04-23 | 2011-10-27 | 中山华帝燃具股份有限公司 | Damping type condensate water separation device and method for gas water heater |
| CN103743086A (en) * | 2013-12-21 | 2014-04-23 | 广东万家乐燃气具有限公司 | Condensate-discharge-free gas water heater |
| CN103968405A (en) * | 2014-04-22 | 2014-08-06 | 西安交通大学 | Smoke heater with defogging function |
| CN106766141A (en) * | 2016-12-31 | 2017-05-31 | 浙江音诺伟森热能科技有限公司 | A kind of condensation-type gas-fired heating water heater |
| CN109224238A (en) * | 2018-06-30 | 2019-01-18 | 湖南明康中锦医疗科技发展有限公司 | Breathing Suppotion equipment |
| CN109351105A (en) * | 2018-11-19 | 2019-02-19 | 刘燕红 | A kind of coal-fired flue-gas processing equipment |
| CN110345746A (en) * | 2019-06-25 | 2019-10-18 | 徐州德诚饲料有限责任公司 | Moisture separator is used in a kind of processing of concentrated feed |
| CN112119267A (en) * | 2018-07-27 | 2020-12-22 | 株式会社能率 | Water heating device |
| CN112393429A (en) * | 2020-10-13 | 2021-02-23 | 华帝股份有限公司 | Condensed water collecting structure for combustor and gas water heater |
| CN112393421A (en) * | 2019-08-12 | 2021-02-23 | A.O.史密斯公司 | Leak detection in condensing water heater |
| CN113144803A (en) * | 2021-04-15 | 2021-07-23 | 鑫磊压缩机股份有限公司 | Oil-gas separation cylinder with circumferential centrifugation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105865029A (en) * | 2015-01-21 | 2016-08-17 | 芜湖美的厨卫电器制造有限公司 | Condensation type gas water heater |
| DE102018120191A1 (en) * | 2018-08-20 | 2020-02-20 | Viessmann Werke Gmbh & Co Kg | heater |
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| JP2007271098A (en) * | 2006-03-30 | 2007-10-18 | Matsushita Electric Ind Co Ltd | Heat medium heating device |
| CN101191658A (en) * | 2006-11-20 | 2008-06-04 | 海尔集团公司 | Condensing type constant temperature gas water heater |
| CN201273706Y (en) * | 2008-09-02 | 2009-07-15 | 美的集团有限公司 | Heat exchanger of condensing gas water heater |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011131024A1 (en) * | 2010-04-23 | 2011-10-27 | 中山华帝燃具股份有限公司 | Damping type condensate water separation device and method for gas water heater |
| CN103743086A (en) * | 2013-12-21 | 2014-04-23 | 广东万家乐燃气具有限公司 | Condensate-discharge-free gas water heater |
| CN103743086B (en) * | 2013-12-21 | 2016-05-18 | 广东万家乐燃气具有限公司 | A kind of gas heater of discharging evaporated condensation water |
| CN103968405A (en) * | 2014-04-22 | 2014-08-06 | 西安交通大学 | Smoke heater with defogging function |
| CN103968405B (en) * | 2014-04-22 | 2016-02-24 | 西安交通大学 | A kind of flue gas heater with defrosting function |
| CN106766141A (en) * | 2016-12-31 | 2017-05-31 | 浙江音诺伟森热能科技有限公司 | A kind of condensation-type gas-fired heating water heater |
| CN109224238A (en) * | 2018-06-30 | 2019-01-18 | 湖南明康中锦医疗科技发展有限公司 | Breathing Suppotion equipment |
| CN112119267A (en) * | 2018-07-27 | 2020-12-22 | 株式会社能率 | Water heating device |
| CN109351105A (en) * | 2018-11-19 | 2019-02-19 | 刘燕红 | A kind of coal-fired flue-gas processing equipment |
| CN110345746A (en) * | 2019-06-25 | 2019-10-18 | 徐州德诚饲料有限责任公司 | Moisture separator is used in a kind of processing of concentrated feed |
| CN110345746B (en) * | 2019-06-25 | 2020-07-24 | 徐州德诚饲料有限责任公司 | Water-gas separation device for concentrated feed processing |
| CN112393421A (en) * | 2019-08-12 | 2021-02-23 | A.O.史密斯公司 | Leak detection in condensing water heater |
| CN112393421B (en) * | 2019-08-12 | 2023-10-20 | A.O.史密斯公司 | Leak detection in condensate water heater |
| CN112393429A (en) * | 2020-10-13 | 2021-02-23 | 华帝股份有限公司 | Condensed water collecting structure for combustor and gas water heater |
| CN113144803A (en) * | 2021-04-15 | 2021-07-23 | 鑫磊压缩机股份有限公司 | Oil-gas separation cylinder with circumferential centrifugation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101839550B (en) | 2013-03-13 |
| WO2011131024A1 (en) | 2011-10-27 |
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