CN109939516A - Flue gas condensing dedusting energy-saving device based on graphene heat-exchanging tube bundle - Google Patents
Flue gas condensing dedusting energy-saving device based on graphene heat-exchanging tube bundle Download PDFInfo
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- CN109939516A CN109939516A CN201910171141.2A CN201910171141A CN109939516A CN 109939516 A CN109939516 A CN 109939516A CN 201910171141 A CN201910171141 A CN 201910171141A CN 109939516 A CN109939516 A CN 109939516A
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- flue gas
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Abstract
The present invention discloses a kind of flue gas condensing dedusting energy-saving device based on graphene heat-exchanging tube bundle, including heat exchange module, for fixing the module support of heat exchange module and for the water rinse-system of flushing heat exchanging module, heat exchange module includes cooling water inlet pipe, cooling water outlet pipe, cooling water inlet, cooling water outlet and graphene heat-exchanging tube bundle, water rinse-system includes water rinse-system general pipeline water inlet, water rinse-system general pipeline, sprinkler head is in charge of and is rinsed to water rinse-system, water rinse-system general pipeline is arranged in parallel with graphene heat-exchanging tube bundle, water rinse-system is in charge of the vertical direction in water rinse-system general pipeline and is equally spaced, it rinses sprinkler head and is equally spaced extending to the water rinse-system inside flue gas choked flow heat exchanger tube grid and be in charge of.The present invention use modularized design, easily operated management and maintenance, graphene heat-exchanging tube bundle composition heat exchange module can with wave flow to stop flue gas, carry out flow-disturbing, and flue gas is dusted, is dehumidified, demisting, disappear it is white.
Description
Technical field
The present invention relates to a kind of flue gas condensing dedusting energy-saving device, specifically a kind of flue gas based on graphene heat-exchanging tube bundle
Dedusting energy-saving device is condensed, waste gas purification apparatus technical field is belonged to.
Background technique
Major generating equipment manufacturing enterprise, electricity power group and equipment manufacture of environmental protection enterprise are based on enterprise's own existence and hair
Exhibition, and it is based on coal and power environment protection industry development trend, it also actively improves and arranges by fuel fired power generating unit environmental protection of coal
The New Set put reaches the emission level for being equivalent to gas turbine combustion engine, there is an urgent need to break through prior art, obtaining economy can
The new solution leaned on, the ultra-clean emission request of the large thermal power plant for reaching stringent.For the atmosphere of coal-burning boiler and steel industry
Pollution situation advanced optimizes existing control technology, develops novel multi-effect control technology, and being formed has the one of cooperation-removal function
Body high effective flue gas purification system is imperative.
Ultra-clean discharge while to realize PM, SO2 and NOx, the every profession and trades such as coal-burning power plant and steel are needed from smoke comprehensive
Improvement is set out, and is considered every possible angle, and reasonably selects technology path, optimization design index and operating parameter, it is ensured that flue gas purification system is whole
Body is run steadily in the long term, should be improved desulphurization and denitration, dedusting, the corresponding removal efficiency of energy saving links, also to be utilized each
Reciprocal effect between flue gas purifying equipment reduces energy consumption, material consumption by cooperateing with emission reduction to improve the effect of ultra-clean discharge
Fruit.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of flue gas condensing dedusting energy-savings based on graphene heat-exchanging tube bundle
Device, using modularized design, the heat exchange module of easily operated management and maintenance, graphene heat-exchanging tube bundle composition can be with wave stream
To stop flue gas, carry out flow-disturbing, and flue gas is dusted, is dehumidified, demisting, disappear it is white.
In order to solve the technical problem, the technical solution adopted by the present invention is that: it is a kind of based on graphene heat-exchanging tube bundle
Flue gas condensing dedusting energy-saving device, the heat exchange module being detachably connected on outer cover of heat exchanger including one or more are used for admittedly
Determine the module support of heat exchange module and the water rinse-system for flushing heat exchanging module, heat exchange module includes cooling water water inlet
Pipe, cooling water outlet pipe, cooling water inlet, cooling water outlet and graphene heat-exchanging tube bundle, graphene heat-exchanging tube bundle is perpendicular to cigarette
Gas channel is hung, and there are hole interval, multiple graphene heat-exchanging tube bundles composition flue gases resistances between adjacent graphene heat-exchanging tube bundle
Heat exchanger tube grid are flowed, cooling water inlet pipe and cooling water outlet pipe are separately positioned on graphene heat-exchanging tube bundle upper and lower ends and and graphite
Alkene heat-exchanging tube bundle is connected；Water rinse-system includes water rinse-system general pipeline water inlet, water rinse-system general pipeline, water rinse-system
It is in charge of and rinses sprinkler head, water rinse-system general pipeline is arranged in parallel with graphene heat-exchanging tube bundle, water rinse-system general pipeline water inlet
Positioned at the upper end of water rinse-system general pipeline, water rinse-system is in charge of the vertical direction in water rinse-system general pipeline and is equally spaced,
Water rinse-system, which is in charge of, to be extended to inside flue gas choked flow heat exchanger tube grid, is rinsed sprinkler head and is being extended in flue gas choked flow heat exchanger tube grid
The water rinse-system in portion, which is in charge of, to be equally spaced.
Further, module support includes top plate and bottom plate, the support rod for connecting top plate and bottom plate, top plate and bottom plate it
Between be equipped with one piece or muti-piece support plate, be provided with multiple holes for passing through graphene heat-exchanging tube bundle in top plate and bottom plate, support plate,
Cooling water inlet pipe is set on top plate, and cooling water outlet pipe is connected on bottom plate.
Further, rinsing sprinkler head uses spray angle for 120 ° of hollow cone nozzle.
It further, further include flue gas flow detection device, flue gas flow detection device includes flue gas flow detection sensing
Device and control system.
It further, further include water temperature intelligent online monitoring device, water temperature intelligent online monitoring device includes temperature sensing
Device, flue gas flow detection sensor and control system.
It further, further include cooling water flow measurement regulating device, it includes water flow that cooling water flow, which measures regulating device,
Detection sensor, flue gas flow detection sensor and control system.
Further, the lower section of heat exchange module is equipped with the catch basin for collecting flushing water.
Beneficial effects of the present invention: the present invention uses modularized design, convenient for the maintenance of equipment, maintenance, members
Disassembly isolates the graphene heat exchange module to go wrong individually in the case where the operation of other graphene heat exchange modules
It repairs and replaces, the utilization rate of device various components is increased dramatically, to reduce due to the leakage of individual heat-exchanging tube bundles
Cause smoke heat replacing device integrally brought influence out of service.And graphene heat-exchanging tube bundle is light-weight, and heat exchange module is torn open
It unloads more convenient.
The flue gas condensing dedusting energy-saving device based on graphene heat-exchanging tube bundle in the present invention, can improve traditional flue gas and change
The technologies such as the defect that hot device is easy to damage, heat exchange efficiency easily reduces, and traditional flue gas heat-exchange unit maintenance inconvenience, unreasonable structure
Problem.
Heat exchanger tube in some tradition flue gas heat-exchange units can use common metal pipe or fluoroplastics material, although fluoroplastics have
There is the features such as high-intensitive, corrosion resistance and toughness, but thermal coefficient is poor compared with metal material.Fluoroplastics heat exchanger tube is generally soft
Property, material is soft, easily shakes, deforms, damages under the impact of flue air-flow, is also dropped therewith using function and heat exchange efficiency
It is low, and the heat exchange property of graphene composite material, compared with fluoroplastics and common metal pipe, overall heat-transfer coefficient is suitable.Compared to biography
The metallic recuperator of system, it is resistant to chemical etching and more surface areas are provided because they need less maintenance, it is not easy to adhere to,
Therefore antisludging agent is not needed, chemicals needed for eliminating water process and cost of labor.
Compared with common metal pipe, graphene composite material is no longer limited by corrosion, due to its unique two-dimensional structure and
Novel characteristic, such as zero clearance band structure, high electron mobility and high-termal conductivity, this applies and manufactures for plastic heat exchanger
It is an extraordinary opportunity.The new visual field can be started in heat management application, cooling and thermal energy field, from low temperature exhaust heat benefit
With to industrial heat exchange, the cooling of special media, be that the recuperation of heat environment temperature control of a completely new range and energy conservation are answered
With.These innovation plastic materials will design cost be lower than 50% or lower novel compact type heat exchanger, its corrosion resistant, longevity
Heat radiation longer, more better than metal, more lightweight are ordered, can be recycled and environmentally friendly, to be passed used in substitution is thermally conductive at present
System metal, such as stainless steel, copper, aluminium, titanium alloy and rare metal.
Graphene composite material heat exchanger tube overcomes the easy fouling generally existing under flue gas condition of common metal heat exchanger
It is stained with ash, low-temperature corrosion, wear problem, limits flue gas waste heat recovery no longer by low-temperature corrosion, that is to say, that is fundamentally solved
Low-temperature corrosion problem under flue gas condition, can be safely operated under acid dew-point temperature, realize low-temperature heat exchange, maximum possible
Ground absorbs waste heat in flue gas, reaches maximum energy-saving effect.Meanwhile it can not consider influence of the fouling for heat transfer；With metal
Pipe can be recycled simply compared to light-weight, specific gravity is small, at low cost；It is not afraid of corrosion.To sum up, its advantage are as follows: 1, corrosion resistant
Erosion；2, non-scaling；3, high-efficient；4, modularization；5, easy to install；6, long service life；7, pollution-free；8, inexpensive.
Detailed description of the invention
Fig. 1 is schematic view of the front view of the invention；
Fig. 2 is left view structural representation of the invention；
Fig. 3 is overlooking structure diagram of the invention；
In figure: 1, cooling water inlet pipe, 2, cooling water inlet, 3, cooling water outlet pipe, 4, cooling water outlet, 5, water rinse-system
General pipeline water inlet, 6, graphene heat-exchanging tube bundle, 7, module support, 8, water rinse-system general pipeline, 9, water rinse-system be in charge of,
10, sprinkler head, 11, top plate, 12, bottom plate, 13, support rod, 14, support plate, 15, heat exchange module are rinsed.
Specific embodiment
The design invention is further described in the following with reference to the drawings and specific embodiments.
Embodiment 1
The present embodiment discloses a kind of flue gas condensing dedusting energy-saving device based on graphene heat-exchanging tube bundle, as shown in Figure 1, 2, 3, packet
Include one or more heat exchange module 15, block supports for fixing heat exchange module 15 being detachably connected on outer cover of heat exchanger
Part 7 and water rinse-system for flushing heat exchanging module 15, heat exchange module 15 include that cooling water inlet pipe 1, cooling water are discharged
Pipe 3, cooling water inlet 2, cooling water outlet 4 and graphene heat-exchanging tube bundle 6, graphene heat-exchanging tube bundle 6 are by adding in PP raw material
Add graphene ingredient to be made, vertical hanging between exhaust gases passes, adjacent graphene heat-exchanging tube bundle 6 there are hole interval, it is more
A graphene heat-exchanging tube bundle 6 forms flue gas choked flow heat exchanger tube grid, and cooling water inlet pipe 1 and cooling water outlet pipe 3 are separately positioned on
It 6 upper and lower ends of graphene heat-exchanging tube bundle and is communicated with graphene heat-exchanging tube bundle 6；Water rinse-system includes water rinse-system general pipeline
Water inlet 5, water rinse-system general pipeline 8, water rinse-system are in charge of 9 and rinse sprinkler head 10, and water rinse-system general pipeline water inlet 5
In the upper end of water rinse-system general pipeline 8, water rinse-system is in charge of 9 and is equally spaced in the vertical direction of water rinse-system general pipeline 8,
Water rinse-system is in charge of 9 and is extended to inside flue gas choked flow heat exchanger tube grid, rinses sprinkler head 10 and is extending to flue gas choked flow heat exchanger tube
Water rinse-system inside grid, which is in charge of on 9, to be equally spaced.
In the present embodiment, module support 7 includes the support rod 13 of top plate 11, bottom plate 12, connection top plate 11 and bottom plate 12,
Be equipped with one piece or muti-piece support plate 14 between top plate 11 and bottom plate 12, top plate 11, bottom plate 12, be provided in support plate 114 it is multiple
The hole for passing through graphene heat-exchanging tube bundle 6, cooling water inlet pipe 1 are set on top plate 11, and cooling water outlet pipe 3 is connected to bottom plate
On 12.Each heat exchange module 15 is equipped with cooling water inlet pipe 1 and cooling water outlet pipe 3, mutually indepedent between modules, easily
In management and maintenance.
In the present embodiment, rinses sprinkler head 10 and use spray angle for 120 ° of hollow cone nozzle, rounded jeting area,
It can generate and be evenly distributed under a wide range of flow rate and pressure, tube bank inside can be flushed to, guarantee good flushing effect and cover
Lid range, reducing nozzle flow and injection pressure bring influences.
In order to ensure water rinse-system normal operation and can be automatically switched, flue gas condensing dedusting energy-saving dress of the present invention
Setting further includes flue gas flow detection device, and flue gas flow detection device includes flue gas flow detection sensor and control system.?
Smoke flow resistance, which reaches, to be set upper time-limit attachment and automatically turns on water rinse-system, clean heat-exchanging tube bundle and drop in flue gas,
Particle, when smoke flow resistance reaches setting lower limit, system is automatically closed.
To guarantee that the flue gas condensing dedusting energy-saving device based on graphene heat-exchanging tube bundle can effectively condense out enough water,
The efficiency for reaching dedusting, demisting further includes water temperature on-Line Monitor Device and cooling water flow measurement regulating device.Water temperature intelligence exists
Line monitoring device includes temperature sensor, flue gas flow detection sensor and control system, and temperature sensor is for detecting cooling
The temperature of water.Cooling water flow measurement regulating device includes water flow detection sensor, flue gas flow detection sensor and control system
System.
In the present embodiment, the lower section of heat exchange module is equipped with the catch basin for collecting flushing water.
The operational process of the present apparatus is as follows: by the vertical cloth of flue gas condensing dedusting energy-saving device based on graphene heat-exchanging tube bundle
It sets in exhaust gases passes, and is passed through into graphene heat-exchanging tube bundle cooling water (cooling water in device is risen using recirculated cooling water
Temperature is 4 ~ 10 DEG C, and flue-gas temperature declines 1 ~ 4 DEG C), the flue gas choked flow heat exchanger tube grid of graphene heat-exchanging tube bundle composition carry out flue gas
It intercepts, flow-disturbing, brings it about fierce collision, it is cold under steam-laden state due to being connected with cooling water in graphene heat-exchanging tube bundle
But water will lead to the generation condensation of the vapor in flue gas, and the pipe outer wall of graphene heat-exchanging tube bundle will form a layer of water drops and water
Film, the drop of condensation are wrapped in the solid granulates in flue gas and are attached on graphene heat-exchanging tube bundle, can not only be adhered dust and remove
Dirt is also rinsed cleaning to graphene heat-exchanging tube bundle outer wall.Moisture film can along the pipe outer wall of graphene heat-exchanging tube bundle from upper and
Lower flowing, the particulate solid sticked and dust are brought into catch basin together.Catch basin can be connected with water treatment system,
Water treatment system will be sent to after the mortar rinsed and condensate water collecting filtering again as circulation supplement water to use, improves section
Water rate.When the condensed water of the pipe outer wall of graphene heat-exchanging tube bundle is unable to thorough cleaning tube outer surface, water can be opened and rinse system
System, it is ensured that heat exchange module is clean.The pressure of water rinse-system reaches 0.7MPa, rinses 15 seconds ~ 30 seconds within every 4 ~ 6 hours, guarantees cigarette
The cleaning on gas heat exchange tube module surface.
The welding procedure of supporting element uses injection molding process in the present embodiment, and material is 316L stainless steel.
To guarantee minimum smoke flow resistance to reach dedusting, demisting, heat transfer effect, graphene heat-exchanging tube bundle along perpendicular to
Pipe between flue gas direction arranges suspension, is spaced depending on the water that practical situations and catch basin recycle.
In the present embodiment, the heat exchange module of graphene heat-exchanging tube bundle composition can be flowed to wave to be stopped flue gas, is disturbed
Stream, as a large amount of flue gases pass through, can generate awave move all, with the flowing of flue gas, cigarette because graphene belongs to softwood matter
Dust dust in gas, a part are adhered in pipe wall of heat exchange pipe, and a part falls with the shake of graphene heat-exchanging tube bundle, are increased
The strong effect for stopping flue gas, flow-disturbing.
Described above is only the basic principle and preferred embodiment of the design invention, and those skilled in the art are according to originally setting
The improvement and replacement that meter invention is made, belong to the protection scope of the design invention.
Claims (7)
1. a kind of flue gas condensing dedusting energy-saving device based on graphene heat-exchanging tube bundle, it is characterised in that: including one or more
The heat exchange module being detachably connected on outer cover of heat exchanger, the module support for fixing heat exchange module and for rinse change
The water rinse-system of thermal modules, heat exchange module include that cooling water inlet pipe, cooling water outlet pipe, cooling water inlet, cooling water go out
Mouth and graphene heat-exchanging tube bundle, graphene heat-exchanging tube bundle are hung perpendicular to exhaust gases passes, between adjacent graphene heat-exchanging tube bundle
There are hole interval, multiple graphene heat-exchanging tube bundles form flue gas choked flow heat exchanger tube grid, cooling water inlet pipe and cooling water water outlet
Pipe is separately positioned on graphene heat-exchanging tube bundle upper and lower ends and is connected with graphene heat-exchanging tube bundle；Water rinse-system includes water punching
It washes system manifold water inlet, water rinse-system general pipeline, water rinse-system and is in charge of and rinses sprinkler head, water rinse-system general pipeline and stone
Black alkene heat-exchanging tube bundle is arranged in parallel, and water rinse-system general pipeline water inlet is located at the upper end of water rinse-system general pipeline, water rinse-system
The vertical direction being in charge of in water rinse-system general pipeline is equally spaced, and water rinse-system, which is in charge of, extends to flue gas choked flow heat exchanger tube grid
Inside is rinsed sprinkler head and is equally spaced extending to the water rinse-system inside flue gas choked flow heat exchanger tube grid and be in charge of.
2. the flue gas condensing dedusting energy-saving device according to claim 1 based on graphene heat-exchanging tube bundle, it is characterised in that:
Module support includes top plate and bottom plate, the support rod for connecting top plate and bottom plate, and one piece or muti-piece are equipped between top plate and bottom plate
Support plate is provided with multiple holes for passing through graphene heat-exchanging tube bundle in top plate and bottom plate, support plate, and cooling water inlet pipe is set to
On top plate, cooling water outlet pipe is connected on bottom plate.
3. the flue gas condensing dedusting energy-saving device according to claim 1 based on graphene heat-exchanging tube bundle, it is characterised in that:
Rinsing sprinkler head uses spray angle for 120 ° of hollow cone nozzle.
4. the flue gas condensing dedusting energy-saving device according to claim 1 based on graphene heat-exchanging tube bundle, it is characterised in that:
It further include flue gas flow detection device, flue gas flow detection device includes flue gas flow detection sensor and control system.
5. the flue gas condensing dedusting energy-saving device according to claim 1 based on graphene heat-exchanging tube bundle, it is characterised in that:
It further include water temperature on-Line Monitor Device, water temperature on-Line Monitor Device includes temperature sensor, flue gas flow detection sensor and control
System processed.
6. the flue gas condensing dedusting energy-saving device according to claim 1 based on graphene heat-exchanging tube bundle, it is characterised in that:
It further include cooling water flow measurement regulating device, it includes water flow detection sensor, flue gas stream that cooling water flow, which measures regulating device,
Quantity detection sensor and control system.
7. the flue gas condensing dedusting energy-saving device according to claim 1 based on graphene heat-exchanging tube bundle, it is characterised in that:
The lower section of heat exchange module is equipped with the catch basin for collecting flushing water.
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| CN201910171141.2A CN109939516A (en) | 2019-03-07 | 2019-03-07 | Flue gas condensing dedusting energy-saving device based on graphene heat-exchanging tube bundle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910171141.2A CN109939516A (en) | 2019-03-07 | 2019-03-07 | Flue gas condensing dedusting energy-saving device based on graphene heat-exchanging tube bundle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110538552A (en) * | 2019-09-20 | 2019-12-06 | 山东保蓝环保工程有限公司 | Flue gas of reclaimed plastic processing production usefulness takes off white processing apparatus |
| CN113069837A (en) * | 2021-04-20 | 2021-07-06 | 赵禹 | Flexible belt type demisting device |
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| CN209679748U (en) * | 2019-03-07 | 2019-11-26 | 山东志伟环保科技有限公司 | Flue gas condensing dedusting energy-saving device based on graphene heat-exchanging tube bundle |
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| CN110538552A (en) * | 2019-09-20 | 2019-12-06 | 山东保蓝环保工程有限公司 | Flue gas of reclaimed plastic processing production usefulness takes off white processing apparatus |
| CN113069837A (en) * | 2021-04-20 | 2021-07-06 | 赵禹 | Flexible belt type demisting device |
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