CN205191619U - Heat -pipe heat exchanger - Google Patents
Heat -pipe heat exchanger Download PDFInfo
- Publication number
- CN205191619U CN205191619U CN201520975686.6U CN201520975686U CN205191619U CN 205191619 U CN205191619 U CN 205191619U CN 201520975686 U CN201520975686 U CN 201520975686U CN 205191619 U CN205191619 U CN 205191619U
- Authority
- CN
- China
- Prior art keywords
- heat
- heat pipe
- pipe
- exchanger shell
- 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
Links
Classifications
-
- 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
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides a heat -pipe heat exchanger, including heat exchanger shell, baffle, a plurality of heat pipe, the baffle runs through heat exchanger shell to become the first heat transfer room and the second heat transfer room of complete independence with heat exchanger shell's internal partitioning, a plurality of heat pipes run through the baffle, and the first end position of a plurality of heat pipes is indoor in first heat transfer, and the second end position of a plurality of heat pipes is indoor in the second heat transfer, wherein, the second of a plurality of heat pipes end is equipped with to be heated and turns into the heat -conducting medium of steam state, and first heat transfer is indoor to be equipped with mobile coolant liquid, and the both sides of the last second heat transfer room of heat exchanger shell are equipped with gas feed and gas outlet respectively. The utility model discloses a heat -pipe heat exchanger installs between electrostatic precipitator and desulfurizing tower, can reduce the flue -gas temperature of desulfurizing tower entry, makes under vapor and SO3 in the flue gas be in the dew point, makes its dewfall appear to reach and follow the purpose of getting rid of in the flue gas with it, and many parallelly connected arranging of heat pipes in the flue are independent mutually, change the convenience, maintain that the maintenance is simple.
Description
Technical field
The utility model relates to a kind of heat exchange of heat pipe.
Background technology
National standard requires: active service unit performs " fossil-fuel power plant atmospheric pollutant emission standard " (GB13223-2001), SO
2concentration of emission be 100mg/Nm
3.The Committee of Development and Reform, Chinese Ministry of Environmental Protection, Bureau of Energy combine in issue " coal electricity energy-saving and emission-reduction upgrading and transformation action plan " (2014-2020) and specify, SO
2concentration of emission is 35mg/Nm
3.Along with the increasingly stringent of discharging standards, the existing desulphurization plant in coal-burning power plant is difficult to qualified discharge, and " gypsum rain " is seriously polluted, and desulphurization system is faced with the transformation that Multistage desulfuration tower is increased or increased to desulfurizing tower.But due to the restriction of place or existing equipment condition, the modification scheme of Multistage desulfuration tower is increased or increased to desulfurizing tower may be infeasible, and this just needs to seek method for distinguishing to improve desulfuration efficiency.
Current coal-burning power plant's many employings wet desulfurization system, and mostly adopt desulfurization method of limestone-gypsum.SO in flue gas
2and the optimal reaction temperature between desulfurizing agent gypsum is 50-60 degree, and be reversible reaction, if the temperature entering desulfurizing tower is higher, desulphurization reaction will be caused to carry out to opposite direction, and cause desulfuration efficiency to reduce.Existing unit is not putting into operation in low low-level (stack-gas) economizer situation, and deduster inlet temperature is sometimes up to about 140-160 degree, and temperature is high, causes dust specific resistance higher, easily occurs back corona phenomenon, causes efficiency of dust collection to decline.And during deduster inlet temperature height, outlet temperature is also relatively high, is unfavorable for desulfurization.
Therefore, need a kind of equipment, desulfurizing tower entrance flue gas temperature can be reduced, improve desulfuration efficiency.
Utility model content
The utility model is intended to solve above-described problem.The purpose of this utility model is to provide a kind of heat exchange of heat pipe, comprise heat exchanger shell, dividing plate, multiple heat pipe, dividing plate runs through heat exchanger shell, and the interior separation of heat exchanger shell is become completely independently the first Heat Room and the second Heat Room, multiple heat pipe runs through dividing plate, the first end of multiple heat pipe is positioned at the first Heat Room, and the second end of multiple heat pipe is positioned at the second Heat Room.
Wherein, the second end of multiple heat pipe is provided with to be heated and can be converted into the heat-conducting medium of steam state, and be provided with the cooling fluid of flowing in the first Heat Room, on heat exchanger shell, the both sides of the second Heat Room are respectively equipped with gas feed and gas vent.
Wherein, heat exchanger shell comprises the first detachable heat exchange housing and the second heat exchange housing, first heat exchange housing and dividing plate form the first Heat Room, and the second heat exchange housing and dividing plate form the second Heat Room, and gas feed and gas vent are all positioned on the second heat exchange housing.
Wherein, heat exchanger shell is provided with cooling liquid inlet and cooling liquid outlet in the both sides of the first Heat Room, and wherein cooling liquid inlet and gas vent are positioned at the same side of heat exchanger shell, cooling liquid outlet and gas feed are positioned at the same side of heat exchanger shell;
Cooling liquid inlet is positioned at the position near dividing plate, and cooling liquid outlet is positioned at the position away from dividing plate.
Wherein, heat transferring medium is deep fat or water, and cooling fluid is cold water.
Wherein, the first end of multiple heat pipe is light pipe, and the second end of multiple heat pipe is finned tube.
Wherein, multiple heat pipe is arranged perpendicular to dividing plate.
Wherein, the number of multiple heat pipe is 7 ~ 10, and is set up in parallel along the length direction of heat exchange of heat pipe.
Wherein, heat exchange of heat pipe is applied in the desulphurization plant of coal-burning power plant.
Heat exchange of heat pipe of the present utility model, is arranged between electric cleaner and desulfurizing tower, can reduce the flue-gas temperature of desulfurizing tower entrance, makes the steam in flue gas and SO
3be under dew point, make its precipitation that condenses, thus reach the object it removed from flue gas, and many heat pipe arranged in parallel in flue, independent mutually, it is convenient to change, and maintenance and repair is simple.
Read the following description for exemplary embodiment with reference to accompanying drawing, other property features of the present utility model and advantage will become clear.
Accompanying drawing explanation
To be incorporated in description and the accompanying drawing forming a part for description shows embodiment of the present utility model, and together with the description for explaining principle of the present utility model.In the drawings, similar Reference numeral is used for key element like representation class.Accompanying drawing in the following describes is embodiments more of the present utility model, instead of whole embodiment.For those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can be obtained according to these accompanying drawings.
Fig. 1 schematically illustrates the schematic diagram according to heat exchange of heat pipe of the present utility model.
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can be combined mutually.
The utility model provides a kind of heat exchange of heat pipe, comprise heat exchanger shell 10, dividing plate 20, multiple heat pipe 30, dividing plate 20 runs through heat exchanger shell 10, and the interior separation of heat exchanger shell 10 is become completely independently the first Heat Room and the second Heat Room, multiple heat pipe runs through dividing plate 20, the first end of multiple heat pipe 30 is positioned at the first Heat Room, and the second end of multiple heat pipe 30 is positioned at described second Heat Room;
Wherein, the second end in multiple heat pipe 30 is provided with to be heated and can be converted into the heat transferring medium of steam state, is provided with the cooling fluid of flowing in the first Heat Room, and on heat exchanger shell 10, the both sides of the second Heat Room are provided with gas feed 101 and gas vent 102.
Heat exchange of heat pipe of the present utility model can be applicable in the desulphurization plant of coal-burning power plant, during work, flue gas with temperature enters the flue between deduster and desulfurizing tower, and enter the second Heat Room by gas access, the heat transferring medium being positioned at the second end of the multiple heat pipe of the second Heat Room absorbs the heat of flue gas, there is first time solid phase change, gaseous state is converted into by solid-liquid state, the heat transferring medium of gaseous state upwards evaporates the first end arriving multiple heat pipe, and heat is passed to cooling fluid by the second end heat pipe wall, thus occur to change reversible second time solid phase change with first time solid phase, namely heat transferring medium is converted into liquid/solid-state by gaseous state, and fall to the second end of multiple heat pipe, iterative cycles like this reaches the object to flue gas cool-down.
Cooling fluid can be placed in EGR, high-temperature water is become by the heat absorbed in flue gas, to send into oxygen-eliminating device use or for user's heating, enter heat-exchanger rig after being finished again and carry out heat exchange, thus reach the object by flue gas cool-down and flue gas heat recovery.
In order to easy to assembly; usual heat exchanger shell 10 comprises the first detachable heat exchange housing 110 and the second heat exchange housing 120; first heat exchange housing 110 forms the first Heat Room with dividing plate; second heat exchange housing 120 forms the second Heat Room with dividing plate 20, and gas feed 101 and gas vent 102 are all positioned on the second heat exchange housing 120.
Further, for reaching best heat transfer effect, can the flow direction of the flow direction of cooling fluid in heat exchange of heat pipe and air be set to completely contrary.Specifically by being provided with cooling liquid inlet 103 and cooling liquid outlet 104 on the both sides heat exchanger shell 10 of the first Heat Room, wherein cooling liquid inlet 103 and gas vent 102 are positioned at the same side of heat exchanger shell 10, and cooling liquid outlet 104 and gas feed 101 are positioned at the same side of heat exchanger shell 10; Cooling liquid inlet 103 is positioned at the position near dividing plate 20, and cooling liquid outlet 104 is positioned at the position away from described dividing plate 20.
The first end of multiple heat pipe 30 is light pipe, and the second end of multiple heat pipe 30 is finned tube.Heat can be made to pass to the second end tube wall by flue gas for setting like this and to be delivered to the efficiency of first end tube wall by the second end tube wall higher, increases rate of temperature fall.
Multiple heat pipe can be set to vertical partition plate 20 and place, or is mutually with dividing plate and is less than being obliquely installed of 90 degree of angles of cut.Further, because the thermal requirement that changes between deduster and desulfurizing tower is not very large, for as far as possible the weight of heat exchange of heat pipe being reduced, under normal circumstances, the number of multiple heat pipe 30 can be set to 7 ~ 10, and be set up in parallel along the length direction of heat exchange of heat pipe.
Heat exchanger shell is stainless steel, and surface is coated with polytetrafluoroethylene (PTFE), can low temperature resistantly corrode.For reducing costs, heat transferring medium can select comparatively common water and deep fat, and cooling fluid is water.
Heat exchange of heat pipe of the present utility model, is arranged between electric cleaner and desulfurizing tower, can reduce the flue-gas temperature of desulfurizing tower entrance, makes the steam in flue gas and SO
3be under dew point, make its precipitation that condenses, thus reach the object it removed from flue gas, and many heat pipe arranged in parallel in flue, independent mutually, it is convenient to change, and maintenance and repair is simple.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit.Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (8)
1. a heat exchange of heat pipe (1), it is characterized in that, comprise heat exchanger shell (10), dividing plate (20), multiple heat pipe (30), described dividing plate (20) runs through described heat exchanger shell (10), and the interior separation of described heat exchanger shell (10) is become completely independently the first Heat Room and the second Heat Room, described multiple heat pipe (30) runs through described dividing plate (20), the first end of described multiple heat pipe (30) is positioned at described first Heat Room, second end of described multiple heat pipe (30) is positioned at described second Heat Room,
Wherein, second end of described multiple heat pipe (30) is provided with to be heated and can be converted into the heat-conducting medium of steam state, be provided with the cooling fluid of flowing in described first Heat Room, the both sides of upper described second Heat Room of described heat exchanger shell (10) are respectively equipped with gas feed (101) and gas vent (102).
2. heat exchange of heat pipe as claimed in claim 1, is characterized in that,
Described heat exchanger shell (10) comprises the first detachable heat exchange housing (110) and the second heat exchange housing (120), described first heat exchange housing (110) and described dividing plate form described first Heat Room, described second heat exchange housing (120) and described dividing plate form described second Heat Room, and described gas feed (101) and described gas vent (102) are all positioned on described second heat exchange housing (110).
3. heat exchange of heat pipe as claimed in claim 1, is characterized in that,
Go up at described heat exchanger shell (10) and be provided with cooling liquid inlet (103) and cooling liquid outlet (104) in the both sides of described first Heat Room, wherein said cooling liquid inlet (103) and described gas vent (102) are positioned at the same side of described heat exchanger shell (10), and described cooling liquid outlet (104) and described gas feed (101) are positioned at the same side of described heat exchanger shell (10);
Described cooling liquid inlet (103) is positioned at the position near described dividing plate (20), and described cooling liquid outlet (104) is positioned at the position away from described dividing plate (20).
4. heat exchange of heat pipe as claimed in claim 1, is characterized in that,
Described heat transferring medium is deep fat or water, and described cooling fluid is cold water.
5. heat exchange of heat pipe as claimed in claim 1, is characterized in that,
The first end of described multiple heat pipe (30) is light pipe, and the second end of described multiple heat pipe (30) is finned tube.
6. heat exchange of heat pipe as claimed in claim 1, is characterized in that,
Described multiple heat pipe (30) is arranged perpendicular to described dividing plate.
7. heat exchange of heat pipe as claimed in claim 1, is characterized in that,
The number of described multiple heat pipe (30) is 7 ~ 10, and is set up in parallel along the length direction of described heat exchange of heat pipe (1).
8. heat exchange of heat pipe as claimed in claim 1, is characterized in that,
Described heat exchange of heat pipe is applied in the desulphurization plant of coal-burning power plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520975686.6U CN205191619U (en) | 2015-12-02 | 2015-12-02 | Heat -pipe heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520975686.6U CN205191619U (en) | 2015-12-02 | 2015-12-02 | Heat -pipe heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205191619U true CN205191619U (en) | 2016-04-27 |
Family
ID=55784602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520975686.6U Expired - Fee Related CN205191619U (en) | 2015-12-02 | 2015-12-02 | Heat -pipe heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205191619U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948916A (en) * | 2017-03-07 | 2017-07-14 | 安徽全柴锦天机械有限公司 | A kind of cooling fan of Economical diesel engine body |
| CN108469192A (en) * | 2018-04-04 | 2018-08-31 | 北京巴布科克·威尔科克斯有限公司 | A kind of heat exchanger and heat-exchange system to exchange heat for drum and high-temperature gas |
| CN110242962A (en) * | 2019-04-24 | 2019-09-17 | 杨春斌 | A kind of off-gas recovery superheater for garbage combustion pre-heating boiler |
-
2015
- 2015-12-02 CN CN201520975686.6U patent/CN205191619U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948916A (en) * | 2017-03-07 | 2017-07-14 | 安徽全柴锦天机械有限公司 | A kind of cooling fan of Economical diesel engine body |
| CN108469192A (en) * | 2018-04-04 | 2018-08-31 | 北京巴布科克·威尔科克斯有限公司 | A kind of heat exchanger and heat-exchange system to exchange heat for drum and high-temperature gas |
| CN108469192B (en) * | 2018-04-04 | 2024-06-04 | 北京巴布科克·威尔科克斯有限公司 | Heat exchanger and heat exchange system for heat exchange between steam drum and high-temperature gas |
| CN110242962A (en) * | 2019-04-24 | 2019-09-17 | 杨春斌 | A kind of off-gas recovery superheater for garbage combustion pre-heating boiler |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204787941U (en) | Flue gas heat exchanger | |
| CN201555208U (en) | Flue gas waste heat recovery system | |
| CN205783036U (en) | A kind of power-plant flue gas system heat-exchanger rig | |
| CN203017796U (en) | Dehumidifying defogging device of moisture in condensed smoke | |
| CN205191619U (en) | Heat -pipe heat exchanger | |
| WO2012037828A1 (en) | Energy-saving dust collector | |
| CN110529872B (en) | Power station boiler waste heat utilization system based on inlet flue gas temperature communication control | |
| CN104165351A (en) | Emission reduction and energy conservation system without GGH | |
| CN105737639A (en) | Afterheat utilization cyclone separator | |
| CN103604113B (en) | A kind of novel tube panel formula water pipe heat exchanger integrated with electrostatic precipitator | |
| CN105135468A (en) | Smoke waste heat utilization system | |
| CN203464803U (en) | Anti-corrosion anti-scale high-efficiency flue gas waste heat recovery device | |
| CN102589128A (en) | Double air inlet heat exchanger for condensing gas water heater | |
| CN204421044U (en) | Based on the flue gas waste heat utilization device of cold and heat combined supply | |
| CN103968405B (en) | A kind of flue gas heater with defrosting function | |
| CN103836609B (en) | A kind of emission-reducing system of boiler of power plant exhaust gas dust | |
| CN203231327U (en) | Smoke heat exchanging system | |
| CN110748912A (en) | Power station boiler waste heat utilization system based on smoke temperature communication control valve | |
| CN210159324U (en) | Cooling and dehumidifying combined smoke whitening device | |
| CN202521864U (en) | Double air inlet heat exchanger for condensing gas water heater | |
| CN104006688A (en) | Heat pipe type energy saver and heat exchange method | |
| CN205656099U (en) | A experimental system for testing flue gas low temperature corrosion | |
| CN205482504U (en) | But fluoroplastics tubular heat exchanger structure that level was placed | |
| CN202562342U (en) | Fin-type double phase steel heat pipe heat exchanger and corresponding flue gas desulfurization equipment | |
| CN102614757B (en) | Fin-type double-phase steel heat pipe exchanger and flue gas desulfurization equipment using same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20181202 |