CN105526596B - Gas heater flue gas thermo-electric generation smoke pipe device - Google Patents
Gas heater flue gas thermo-electric generation smoke pipe device Download PDFInfo
- Publication number
- CN105526596B CN105526596B CN201610081592.3A CN201610081592A CN105526596B CN 105526596 B CN105526596 B CN 105526596B CN 201610081592 A CN201610081592 A CN 201610081592A CN 105526596 B CN105526596 B CN 105526596B
- Authority
- CN
- China
- Prior art keywords
- smoke pipe
- thermo
- electric generation
- cylindric
- heat exchange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- 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
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/002—Generators
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
- Details Of Fluid Heaters (AREA)
Abstract
The present invention relates to a kind of gas heater flue gas thermo-electric generation smoke pipe device, it includes internal enhanced heat exchange smoke pipe, cylindric thermo-electric generation sheet, cylindric cold water radiator, water tank enhanced heat exchange fin and smoke pipe enhanced heat exchange fin.The present invention is combined with water heater blast pipe, both can be used for new product, be can be used for transformation and is had gas heater at present.On the one hand the gas heater thermo-electric generation smoke pipe that the present invention is provided, which to the heat energy in flue gas can reclaim, is used to heat water inlet, on the other hand it can be generated electricity using flue gas with the temperature difference intake, the thermal efficiency of gas heater is not only increased, and has saved operating cost.
Description
Technical field
The present invention relates to the thermo-electric generation field that combustion gas flue gas heat recovery is combined, specifically a kind of gas and hot water
Device flue gas thermo-electric generation smoke pipe device.
Background technology
It is increasingly serious with energy problem and environmental problem, how ensure it is environment-friendly on the premise of to greatest extent
Improve the energy utilization ratio oneself turn into countries in the world question of common concern.In existing energy system, nearly 70% energy be with
The form of waste heat or used heat is dispersed into air, causes serious energy waste, if can use this portion of energy, that
By with the very big energy saving space.According to statistics, the usage amount of national gas heater is more than 70,000,000, and industry is produced per year
Amount has reached more than 20,000,000.And greatly developed recently as real estate, the usage amount of burnt gas wall hanging furnace is also increasingly
Greatly.Water heater, heating stove are the direct heats discharged using fuel gas buring, by heat exchanger by cool water heating to required temperature
Device, according to the difference of product type, the fluctuation of its exhaust gas temperature is larger, and in actual motion, non-condensing product exhaust gas temperature is about
At 120 DEG C~180 DEG C, condensable product exhaust gas temperature is about at 50~100 DEG C.Even if the higher condensable product of the thermal efficiency, smoke evacuation
Loss is also more than 15%, and substantial amounts of heat, into air, causes the huge waste of heat with exhaust emissions.
The content of the invention
It is an object of the invention to provide a kind of gas heater flue gas thermo-electric generation smoke pipe device, the flue gas thermo-electric generation cigarette
Pipe is combined with water heater blast pipe, both can be used for new product, be can be used for transformation and is had gas heater at present.This hair
Bright one side, which to the heat energy in flue gas can reclaim, to be used to heat water inlet, on the other hand can utilize flue gas and the temperature of water inlet
Difference is generated electricity, and not only improves the thermal efficiency of gas heater, and has saved operating cost.In addition, the present invention is by reasonable
Design utilizes the condensation latent heat of flue gas as far as possible, improves fume afterheat utilization rate.
The gas heater flue gas thermo-electric generation smoke pipe device that the present invention is provided includes internal enhanced heat exchange smoke pipe, cylindrical shape
Thermo-electric generation sheet, cylindric cold water radiator, water tank enhanced heat exchange fin and smoke pipe enhanced heat exchange longitudinal fin.Cylindric temperature
The outside of poor generating piece is the cold end of thermo-electric generation sheet, and inner side is the hot junction of thermo-electric generation sheet, installs cylindric cold water additional in outside
Radiator, cold water radiator is a closed cylindric casing, and cylindric cold water radiator two ends set entering for cold water respectively
Mouth and outlet, and install water tank enhanced heat exchange fin additional to reach the purpose of enhanced heat exchange along smoke pipe direction in radiator.
Install internal enhanced heat exchange smoke pipe on the inside of cylindric thermo-electric generation sheet additional, internal enhanced heat exchange smoke pipe is vertical built with smoke pipe enhanced heat exchange
To fin with enhanced heat exchange.
The gas heater flue gas thermo-electric generation smoke pipe device that the present invention is provided is warm by internal enhanced heat exchange smoke pipe, cylindrical shape
Poor generating piece, cylindric cold water radiator are formed with the taper of smaller angle respectively（Angle 3-5 degree）, in cylindric thermo-electric generation
Heat-conducting silicone grease is smeared in the interior contact outside face of piece, and then suit is formed successively, and heat-conducting silicone grease is able to ensure that thermo-electric generation sheet can
It is in close contact respectively with heat exchange smoke pipe, cylindric water-filled radiator.For convenience of large-scale production, the present apparatus can make modularization
In monomer, practical application, the modularization thermo-electric generation smoke pipe of respective numbers is selected according to flue-gas temperature and the demand of generated energy
Assembling is used.In addition, the size of the inside reinforcing smoke pipe of thermo-electric generation smoke pipe makes with interface with reference to conventional smoke pipe, this is facilitated to fill
Put the traditional smoke pipe of replacement.
The present invention can effectively utilize hot gas water heater flue gas residual heat resources, can not only pre-heating device water inlet, and
Considerable electricity can be sent, the energy has both been saved, the overall thermal efficiency of hot gas water heater is improved, part economy is created again
Value（Electric energy can be used to supply external equipment or deposit）.The present invention is used not only for new product（Preparing gas and hot water
Application on device TRT）, existing gas heater can be also transformed, and install simple, it is only necessary to replace former smoke pipe i.e.
Can.Smoke pipe of the present invention strengthens flue gas heat exchange by thin fin, due to fin very thin thickness, to smoke evacuation drag effects less, but leads to
The exchange capability of heat for strengthening fume side and water side is crossed, thermo-electric generation sheet is had the larger temperature difference as far as possible, sends larger electricity,
And by strengthening heat transfer, the condenser heat of flue gas is utilized as far as possible.
Brief description of the drawings
The profile for the hot gas water heater flue gas thermo-electric generation smoke pipe that Fig. 1 provides for the present invention.
The principle sketch for the hot gas water heater flue gas thermo-electric generation smoke pipe that Fig. 2 provides for the present invention.
Fig. 3 assembles sketch for the gas heater flue gas thermo-electric generation smoke pipe apparatus module that the present invention is provided.
The ring-shaped clip structure diagram for the gas heater flue gas thermo-electric generation smoke pipe device that Fig. 4 provides for the present invention.
The operation sketch for the hot gas water heater flue gas thermo-electric generation smoke pipe that Fig. 5 provides for the present invention.
Embodiment
The present invention is described in detail referring to the drawings.The equipment and part used in the present invention is in the feelings being not particularly illustrated
It is commercially available prod under condition.
Dissipated as shown in figure 1, the present apparatus includes internal enhanced heat exchange smoke pipe 1, cylindric thermo-electric generation sheet 2, cylindric cold water
Hot device 3, water tank enhanced heat exchange fin 4 and smoke pipe enhanced heat exchange fin 5.Sent out for the temperature difference in the outside of cylindric thermo-electric generation sheet 2
The cold end of electric piece, inner side is the hot junction of thermo-electric generation sheet, installs cylindric cold water radiator 3 additional in outside, cold water radiator 3 is one
Individual closed cylindric casing, cold water dissipates the import and export that device two ends set cold water respectively, and along smoke pipe direction in radiator
Fin 4 is installed additional to reach the purpose of enhanced heat exchange.Installed additional in the cylindric inner side of thermo-electric generation sheet 2 in enhanced heat exchange smoke pipe 1, smoke pipe
Equipped with longitudinal fin 5 with enhanced heat exchange.
As shown in Fig. 2 so the flue gas of gas water heater is discharged by internal layer reinforcing smoke pipe 1, the heat of flue gas passes through cigarette according to this
Pipe 1 enters cylindric thermo-electric generation sheet 2, and in cylindric thermo-electric generation sheet 2, a part of converting heat is into electric energy, remaining heat
Measure and absorbed by the cold water in cylindric cold water radiator 3, cooling water exchanges heat with flue gas adverse current.Due to being installed additional in flue gas smoke pipe 1
Thin fin 5 enhances flue gas heat exchange, is improved the hot-side temperature of thermo-electric generation sheet 2, installs fin semi-finals in cooling water tank 3 additional
Changed the heat exchange of cold end, reduced the temperature of the cold end of thermo-electric generation sheet 2, due to thermoelectric generator electricity and cold warm end temperature difference into
Direct ratio, therefore the generated energy of thermoelectric generator improved as far as possible.
For convenience of large-scale production, thermo-electric generation smoke pipe can be made modular unit, as shown in figure 3, thermo-electric generation
Smoke pipe module be by internal enhanced heat exchange smoke pipe 1, cylindric thermo-electric generation sheet 2, cylindric cold water radiator 3 be formed with respectively compared with
The taper of low-angle（Angle 3-5 degree）, and heat-conducting silicone grease is smeared in the interior contact outside face of cylindric thermo-electric generation sheet 2, then
It is set with successively, contacts each member in tight, forms temperature-difference power generation module.The profit of inside smoke pipe 1 of two neighboring temperature-difference power generation module
Connected with ring-shaped clip 7, cold water radiator 3 is connected using sebific duct 6.Shown in Fig. 3 is the feelings that three electricity generation module connections are used
In shape, practical application, according to the need for flue-gas temperature and generated energy any number of module assembled can be selected to use.Such as Fig. 4
Shown, clip 7 is fastened using bolt 8, to reach the purpose of sealing smoke pipe 1.
As shown in figure 5, in practical application, the water inlet pipe 33 of hot gas water heater 31 and the water inlet pipe 34 of thermo-electric generation smoke pipe 32
Connected by threeway, the outlet pipe 35 of thermo-electric generation smoke pipe 32 is connected in the water inlet pipe 33 of gas and hot water pipe 31, actual motion,
The water inlet of gas heater 31 is initially entered in thermo-electric generation smoke pipe 32 by water inlet pipe 34, and equipment is intake in thermo-electric generation smoke pipe
In 32, on the one hand there can be temperature with high-temperature flue gas with cooled flue gas, the temperature of lifting means water inlet, another aspect equipment water inlet
Difference, can cause cylinder to strengthen thermo-electric generation sheet 2 and send considerable electricity, the overall thermal efficiency of such gas heater will be improved
A lot, fume afterheat utilization rate is improved.
Condenser heat is accounted in the 12% of all heats, practical application in flue gas, and the condensation latent heat of flue gas should be utilized as far as possible,
When being condensed due to flue gas, its coefficient of heat transfer is more much bigger than simple heat convection, now the heat of cylindric thermo-electric generation sheet 2
Hold temperature also relative lifting；And much bigger when specific heat at constant pressure is than non-condensing during flue gas condensing, unit length thermo-electric generation
The generated energy of smoke pipe 32 is also improved, in summary, in actual applications, the condensation in flue gas should be utilized to dive as far as possible
Heat.Can be according to actual conditions, by proper extension thermo-electric generation pipe to utilize flue gas condensing latent heat.
Claims (4)
1. a kind of gas heater flue gas thermo-electric generation smoke pipe device, it includes internal enhanced heat exchange smoke pipe (1), the cylindric temperature difference
Generating piece (2), cylindric cold water radiator (3), water tank enhanced heat exchange fin (4) and smoke pipe enhanced heat exchange longitudinal fin (5)；
The outside of cylindric thermo-electric generation sheet (2) is the cold end of thermo-electric generation sheet, and inner side is the hot junction of thermo-electric generation sheet, in cylindric temperature
Cylindric cold water radiator (3) is installed in the outside of poor generating piece (2), installs internal strong on the inside of cylindric thermo-electric generation sheet (2)
Change heat exchange smoke pipe (1), internal enhanced heat exchange smoke pipe (1) is built with smoke pipe enhanced heat exchange longitudinal fin (5)；Cylindric cold water radiating
Device (3) two ends set the inlet and outlet of cold water respectively；It is characterized in that：
The gas heater thermo-electric generation smoke pipe is individually to manufacture temperature-difference power generation module all parts, and suit is formed successively
Module：By internal enhanced heat exchange smoke pipe（1）, cylindric thermo-electric generation sheet（2）, cylindric cold water radiator（3）It is formed with respectively
The taper of smaller angle, angle 3-5 degree, and in cylindric thermo-electric generation sheet（2）Interior contact outside face smear heat-conducting silicone grease, make
Each member in tight contact, is then set with, forms temperature-difference power generation module successively；And along cigarette in cylindric cold water radiator (3)
Pipe direction is installed by water tank enhanced heat exchange fin (4).
2. gas heater flue gas thermo-electric generation smoke pipe device according to claim 1, it is characterised in that two neighboring temperature
The inside enhanced heat exchange smoke pipe (1) of poor electricity generation module utilizes glue using ring-shaped clip (7) connection, cylindric cold water radiator (3)
Manage (6) connection；Clip（7）Utilize bolt（8）Fastened, the internal smoke pipe of sealing（1）.
3. gas heater flue gas thermo-electric generation smoke pipe device according to claim 1, it is characterised in that described inside
Internal diameter size, the interface of enhanced heat exchange smoke pipe are identical with traditional smoke pipe, and traditional smoke pipe is replaced to facilitate.
4. the gas heater hair prepared by any described gas heater flue gas thermo-electric generation smoke pipe devices of claim 1-3
Electric installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610081592.3A CN105526596B (en) | 2016-02-05 | 2016-02-05 | Gas heater flue gas thermo-electric generation smoke pipe device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610081592.3A CN105526596B (en) | 2016-02-05 | 2016-02-05 | Gas heater flue gas thermo-electric generation smoke pipe device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105526596A CN105526596A (en) | 2016-04-27 |
| CN105526596B true CN105526596B (en) | 2017-10-31 |
Family
ID=55768994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610081592.3A Expired - Fee Related CN105526596B (en) | 2016-02-05 | 2016-02-05 | Gas heater flue gas thermo-electric generation smoke pipe device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105526596B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112803835A (en) * | 2021-03-18 | 2021-05-14 | 重庆大学 | Domestic portable thermoelectric generation device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1082509A (en) * | 1996-09-09 | 1998-03-31 | Nanahoshi Kagaku Kenkyusho:Kk | Small-sized incinerator |
| CN104167956B (en) * | 2013-05-17 | 2016-10-05 | 宝山钢铁股份有限公司 | Fume afterheat thermoelectricity retracting device |
| CN103512080B (en) * | 2013-10-27 | 2016-06-22 | 王涛 | A kind of stack boiler residual heat semiconductor temperature differential generating heating water heater system |
| CN104135191A (en) * | 2014-08-18 | 2014-11-05 | 中国地质大学（武汉） | Foam metal composite phase change material heat storage temperature-difference power generation device |
| CN104501191B (en) * | 2014-12-02 | 2017-02-01 | 威能(无锡)供热设备有限公司 | Smoke discharge pipe assembly for gas-fired equipment |
| CN204361942U (en) * | 2015-02-11 | 2015-05-27 | 华北电力大学 | For Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the domestic boiler system of domestic boiler |
| CN205424966U (en) * | 2016-02-05 | 2016-08-03 | 河北工业大学 | Gas heater flue gas thermoelectric generation tobacco pipe device |
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2016
- 2016-02-05 CN CN201610081592.3A patent/CN105526596B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN105526596A (en) | 2016-04-27 |
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Granted publication date: 20171031 Termination date: 20220205 |