CN205575694U - A cylindrical microwave flashing device of capsule for heavy metal wastewater handles - Google Patents
A cylindrical microwave flashing device of capsule for heavy metal wastewater handles Download PDFInfo
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- CN205575694U CN205575694U CN201620012799.0U CN201620012799U CN205575694U CN 205575694 U CN205575694 U CN 205575694U CN 201620012799 U CN201620012799 U CN 201620012799U CN 205575694 U CN205575694 U CN 205575694U
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- 239000002775 capsule Substances 0.000 title claims abstract description 44
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 29
- 239000002351 wastewater Substances 0.000 title abstract description 7
- 238000007701 flash-distillation Methods 0.000 claims abstract description 72
- 239000007788 liquid Substances 0.000 claims abstract description 62
- 239000002699 waste material Substances 0.000 claims abstract description 60
- 239000004020 conductor Substances 0.000 claims description 16
- 238000004065 wastewater treatment Methods 0.000 claims description 16
- 238000001704 evaporation Methods 0.000 abstract description 14
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000008020 evaporation Effects 0.000 description 13
- 238000000034 method Methods 0.000 description 10
- 238000009826 distribution Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000005684 electric field Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model relates to a cylindrical microwave flashing device of capsule for heavy metal wastewater handles belongs to evaporating treatment heavy metal wastewater technical field. The utility model discloses a mouth, waste liquid entry, waste liquid export, flash distillation nozzle, waste liquid pipeline are presented to resonant cavity main part, microwave, the resonant cavity main part comprises last wire chamber, cylindrical waveguide, lower wire chamber, upward wire chamber, lower wire chamber are located the upper and lower both ends of cylindrical waveguide, the microwave present the mouth locate the cylindrical waveguide the side and with the closed fastening connection of resonant cavity main part, resonant cavity main part top and bottom are located in waste liquid entry, waste liquid export and rather than the inner chamber intercommunication, in the resonant cavity main part was located to the flash distillation nozzle, waste liquid pipeline connected waste liquid entry and flash distillation nozzle. The utility model discloses simple structure, with low costs, present mouthful with the flash distillation cavity between high, the cavity Q value height of coupling efficiency is high, the cavity volume is great, the field intensity is stronger regional concentration degree, microwave flash distillation green, fast, characteristics such as high efficiency, energy -conservation.
Description
Technical field
This utility model relates to a kind of capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment, belongs to evaporation
Process heavy metal wastewater thereby technical field.
Background technology
Along with developing rapidly of China's modern industry, the heavy metal pollution problem in industrial wastewater is the most serious.How to have
Effect administers heavy metal pollution, efficiently processes these heavy metal wastewater therebies, and is allowed to resource, and have become as that people pay close attention to jointly asks
Topic.Evaporation is one of effective way processing heavy metal ion-containing waste water.As one of important chemical engineering unit operation, evaporation is
With heating method, make solution under fluidized state by moisture therein or have volatile solvent content vaporization.Therefore, steam
The process of sending out is the process of a heat transmission, and for metallurgy, chemical field, the heat required for evaporation is mainly derived from heat
Exchange, is one of maximum operating unit of energy consumption.
Current vaporising device can be divided into single-action, multiple-effect, indirect steam compression and Multi-stage flash hairdo, multiple-effect multiple stage flash evaporation
Formula etc..Single effect evaporation efficiency is low, and in order to improve evaporation efficiency, vaporising device gradually develops to multiple-effect evaporation.Multi-effect evaporation system
More complicated, triple effect evaporation needs three pumps, three evaporators, three set heat-exchange systems, and these equipment are required for high temperature resistant, resistance to
Pressure is with corrosion-resistant, and manufacturing cost is higher.Therefore, in existing vaporising device and technique, generally exist heat exchange efficiency low,
The technical barriers such as easily fouling, cost of investment height, equipment flowsheet length and energy consumption are high.
Microwave be a kind of can quickly, transmit in situ the electromagnetic wave of energy, be a kind of green, quickly, efficiently, be prone to automatic control
Novel energy.Microwave flash distillation based on microwave heating, as the evaporation new technique of a kind of green high-efficient, has selectivity, wink
The features such as Shi Xing, globality, safety, environmentally friendly and efficient energy-saving, have become as a kind of emerging technology in heavy metal
The fields such as waste water process are paid close attention to by the most widely.The design of the carrier as microwave flash distillation---microwave resonance cavity is just
Become the key that microwave energy is heat energy.The distribution of electromagnetic field in it is had a great impact by the shape of microwave cavity: no
The suitably resonator cavity not only heats of shape is bad, even not can produce resonance in cavity, thus cannot reach
Effect to drop flash distillation.
At present, common microwave flash distillation cavity mainly has rectangular cavity, cylindrical cavity and spherical cavity resonator.Rectangle
Resonator volume is little, and uniform temperature zone is little, and the material that size is less can only be carried out batch processing, it is difficult to be applied to large scale thing
The processing of material and continuous and stable production, the scope of application is extremely limited.In order to minimizing energy loss, it is necessary to improve humorous as far as possible
Shake quality factor Q in chamber.For obtaining the resonator cavity of high q-factor, the cavity that volume is big and surface area is little should be selected, it is clear that spherical resonance
Chamber is ideal, but spherical cavity is difficult to make.It is low, pressure that cylindrical cavity has cost of manufacture compared with rectangle and spherical cavity resonator
Ability is strong, physical dimension is bigger and easy to control, have the advantages such as the highest Q-value, processing technology are ripe.Be instantly develop the most ripe,
Most widely used a kind of microwave flash distillation cavity.Less yet with the pattern count existed in the restriction of its cavity body structure, cavity,
Field distribution is uneven, and microwave flash distillation speed is slow, efficiency is low, energy consumption is high.
Summary of the invention
The technical problems to be solved in the utility model is: this utility model provides a kind of glue for heavy metal containing wastewater treatment
Capsule cylindrical microwave flash distillation plant, is used for solving in existing vaporising device and technique, generally exist heat exchange efficiency fouling low, easy,
The technical barriers such as cost of investment height, equipment flowsheet length and energy consumption are high, solve in prior art due to the system of its cavity body structure simultaneously
About, the problems such as the pattern count existed in cavity is less, field distribution is uneven, and microwave flash distillation speed is slow, efficiency is low, energy consumption is high.
Technical solutions of the utility model are: a kind of capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment,
Including resonator cavity main body, microwave feedback mouth 4, waste liquid entrance 5, waste liquid outlet 6, flash distillation nozzle 7, waste liquid conveyance conduit 9；Resonator cavity master
Body is made up of upper wire chamber 2, cylindrical waveguide 1, lower wire chamber 3；Upper wire chamber 2, lower wire chamber 3 are positioned at cylindrical waveguide 1
Two ends up and down；Microwave feedback mouth 4 is located at the side of cylindrical waveguide 1 and closed with resonator cavity main body is fastenedly connected, waste liquid entrance
5, waste liquid outlet 6 be located at resonator cavity body top and bottom and with its inner space, flash distillation nozzle 7 is located in resonator cavity main body,
Waste liquid conveyance conduit 9 connects waste liquid entrance 5 and flash distillation nozzle 7.
Described resonator cavity main body is that capsule is cylindrical, and upper wire chamber 2, lower wire chamber 3 are dome-like, two dome-like
Metallic conductor constitute symmetric confocal concave surface chamber, and closed with cylindrical waveguide 1 equal diameter be fastenedly connected, constitute a closing
The quasi-optical resonator of formula.
Described flash distillation nozzle 7 is located at resonator cavity main center axis.Owing to the wire chamber of two dome-like is equivalent to standard
Two concave mirrors of optical resonator, due to the focus characteristics of coquille, during electromagnetic wave roundtrip between,
Most of energy in resonator cavity can be limited in the narrow regions of chamber central near axis, if by drop to be evaporated
Spraying to this region, microwave flash distillation speed is faster, in hgher efficiency.
Described microwave feedback mouth 4 is located at the side symmetric position of cylindrical waveguide 1, it is ensured that the microwave warp sent from magnetron
During microwave feedback mouth 4 feed-in resonator cavity main body, energy can be symmetrically distributed in cavity, uniformly adds heated effluent.
Described capsule cylinder resonator main body, the long L of its inner chamber and upper wire chamber 2, the radius of curvature R 1 of lower wire chamber 3, R2
Between meet following relation: 0(1-L/R1) (1-L/R2)1.When the geometric parameter of resonator cavity meets above-mentioned condition,
Electromagnetic wave can set up stable resonance in cavity, and ripple comes and goes between two minute surfaces and repeatedly forms standing wave and do not escape out outside chamber.
Radius of curvature R 1=of two coquillees in the symmetric confocal concave surface chamber being made up of the metallic conductor of two dome-like
R2, and L long with the inner chamber of resonator cavity main body is equal, i.e. R1=R2=L, constitutes symmetric confocal concave surface chamber.Wherein, the long L of inner chamber is glue
The length of capsule cylinder resonator main body, two spheres in the symmetric confocal concave surface chamber being i.e. made up of the metallic conductor of two dome-like
Distance between mirror；
Meet between the long L of inner chamber and cylindrical waveguide length of tube l of described resonator cavity main body: L=l+2x, it is ensured that symmetric confocal
Concave surface chamber and cylindrical waveguide seamless link.Wherein x is the cavity heights of metallic cavity of dome-like, and i.e. dome-like is upper
Wire chamber 2 inner cavity top, to the distance of cylindrical waveguide 1 upper end, is also that lower wire chamber 3 intracavity bottom of dome-like is to cylinder
The distance of waveguide 1 lower end.
The upper wire chamber 2 of described dome-like, the cavity heights x of lower wire chamber 3, cylindrical waveguide 1 radius a and cylindrical wave
Meet between catheter length l: a2+(l+x)2=(l+2x)2., it is ensured that described symmetric confocal concave surface chamber can be straight with cylindrical waveguide etc.
Footpath is closed to be fastenedly connected.
Operation principle of the present utility model is:
Cylindrical waveguide, according to the principle of quasi-optical resonator, is combined by this utility model with quasi-optical resonator, if
Count the microwave flash distillation plant that a kind of capsule is cylindrical.The 2.45GHz microwave energy sent from magnetron, can by microwave feedback mouth 4(
Use BJ-26 type rectangular waveguide feedback mouth) be fed in flash distillation cavity (capsule cylinder resonator main body) after, microwave can by
Roundtrip between the symmetric confocal concave surface chamber that the metallic conductor of two dome-like is constituted so that the microwave energy of the overwhelming majority exists
Spatially converge to middle section, if field strength distribution relatively collects in effluent containing heavy metal ions drop to be evaporated is sprayed to flash distillation cavity
In middle section, i.e. can reach and improve the reaction rate of microwave flash distillation and the purpose of efficiency.
Thus the microwave flash distillation plant of this utility model capsule cylinder includes the resonator cavity main body of capsule cylinder, is located at
The rectangular waveguide of cavity side BJ-26 type in communication is presented mouth, is placed in the flash distillation nozzle 7 at central axis, containing heavy metal
The entrance and exit of ion waste liquid drop 8 and connect the waste liquid conveyance conduit 9 of waste liquid entrance 5 and flash distillation nozzle 7.
The capsule cylinder that the above-mentioned symmetric confocal concave surface chamber being made up of two metallic conductors and cylindrical waveguide collectively constitute is humorous
Shake cavity main body, meets following relation between the long L of its inner chamber and the radius of curvature R 1 in symmetric confocal concave surface chamber, R2: 0(1-L/
R1) (1-L/R2)1, concave surface chamber is closed with cylindrical waveguide equal diameter to be fastenedly connected.It is located at the BJ-26 type of cavity side
Rectangular waveguide feedback mouth is closed with capsule cylinder resonator main body is fastenedly connected.Effluent containing heavy metal ions drop to be evaporated by
It is placed in the flash distillation nozzle ejection at chamber central axis.Heavy metal ion waste liquid material after concentration goes out from the waste liquid of cavity again
Mouth is discharged and carries out secondary recovery.
The microwave flash distillation plant of this utility model capsule cylinder is the principle according to quasi-optical resonator, by cylindrical waveguide
Pipe is combined into the symmetric confocal resonator cavity being made up of two metallic conductors, and it is humorous that the wire chamber of two dome-like is equivalent to quasi-optics
Shake two concave mirrors in chamber, when the microwave that magnetron sends is radiated in cavity through rectangle microwave feedback mouth 4, due to concave mirror
Convergence effect, microwave is between two wire chambers during roundtrip, and microwave can spatially converge and shape to middle section
Become stable field distribution, thus be effectively improved reaction rate and the efficiency of microwave flash distillation.
The beneficial effects of the utility model are:
1, this utility model simple in construction, solves the problem such as existing evaporation plant equipment long flow path, cost of investment height, resistance to height
Warm, pressure and corrosion-resistant；
2, this utility model green, quick, efficient, energy-saving and environmental protection.Microwave is that one can transmit energy quickly, in situ
Electromagnetic wave, be a kind of novel energy being prone to automatic control.Microwave flash distillation based on microwave heating is the evaporation of a kind of green high-efficient
New technique, has the features such as selectivity, instantaneity, globality, safety, environmentally friendly and efficient energy-saving；
3, there is preferable microwave coupling efficiency, cavity volume relatively between microwave of the present utility model feedback mouth and flash distillation cavity
Greatly, the set of regions moderate that field intensity is stronger is high, the i.e. Q-value of cavity quality factor is high；
4, this utility model can be on the basis of giving full play to the various advantages of cylindrical microwave flash distillation plant so that chamber
Evenly, near operating frequency 2.45GHz, pattern spectral profile is more concentrated in internal field distribution, the speed of microwave flash distillation faster,
In hgher efficiency, cost is lower.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 be this utility model embodiment when microwave source operating frequency is 2.45GHz, at the electric-field strength of YOZ plane
Degree scattergram (field intensity map generated by high-frequency electromagnetic simulation software HFSS)；
Fig. 3 be this utility model embodiment when the operating frequency of microwave source is 2.45GHz, at the electric field of XOZ plane
Intensity distribution (field intensity map generated by high-frequency electromagnetic simulation software HFSS).
Each label in Fig. 1: 1-cylindrical waveguide, the upper wire chamber of 2-, wire chamber under 3-, 4-microwave feedback mouth, 5-waste liquid entrance,
6-waste liquid outlet, 7-flash distillation nozzle, 8-waste liquid drop, 9-waste liquid conveyance conduit.
Detailed description of the invention
Below in conjunction with the accompanying drawings and specific embodiment, the utility model is described in further detail.
Embodiment 1: as Figure 1-3, a kind of capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment, bag
Include resonator cavity main body, microwave feedback mouth 4, waste liquid entrance 5, waste liquid outlet 6, flash distillation nozzle 7, waste liquid conveyance conduit 9；Resonator cavity main body
It is made up of upper wire chamber 2, cylindrical waveguide 1, lower wire chamber 3；Upper wire chamber 2, lower wire chamber 3 are positioned at the upper of cylindrical waveguide 1
Lower two ends；Microwave feedback mouth 4 is located at the side of cylindrical waveguide 1 and closed with resonator cavity main body is fastenedly connected, waste liquid entrance 5,
Waste liquid outlet 6 be located at resonator cavity body top and bottom and with its inner space, flash distillation nozzle 7 is located in resonator cavity main body, useless
Liquid conveyance conduit 9 connects waste liquid entrance 5 and flash distillation nozzle 7.
Described resonator cavity main body is that capsule is cylindrical, and upper wire chamber 2, lower wire chamber 3 are dome-like, and capsule cylinder is humorous
The cavity main body that shakes is that the symmetric confocal concave surface chamber being made up of the metallic conductor of two dome-like is closed with cylindrical waveguide 1 equal diameter
Formula is fastenedly connected and forms.
Described flash distillation nozzle 7 is located at resonator cavity main center axis.
Described microwave feedback mouth 4 is located at the side symmetric position of cylindrical waveguide 1.
Embodiment 2: as Figure 1-3, a kind of capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment, bag
Include resonator cavity main body, microwave feedback mouth 4, waste liquid entrance 5, waste liquid outlet 6, flash distillation nozzle 7, waste liquid conveyance conduit 9；Resonator cavity main body
It is made up of upper wire chamber 2, cylindrical waveguide 1, lower wire chamber 3；Upper wire chamber 2, lower wire chamber 3 are positioned at the upper of cylindrical waveguide 1
Lower two ends；Microwave feedback mouth 4 is located at the side of cylindrical waveguide 1 and closed with resonator cavity main body is fastenedly connected, waste liquid entrance 5,
Waste liquid outlet 6 be located at resonator cavity body top and bottom and with its inner space, flash distillation nozzle 7 is located in resonator cavity main body, useless
Liquid conveyance conduit 9 connects waste liquid entrance 5 and flash distillation nozzle 7.
Described resonator cavity main body is that capsule is cylindrical, and upper wire chamber 2, lower wire chamber 3 are dome-like, and capsule cylinder is humorous
The cavity main body that shakes is that the symmetric confocal concave surface chamber being made up of the metallic conductor of two dome-like is closed with cylindrical waveguide 1 equal diameter
Formula is fastenedly connected and forms.
Described flash distillation nozzle 7 is located at resonator cavity main center axis.
Described microwave feedback mouth 4 is located at the side symmetric position of cylindrical waveguide 1.
Described capsule cylinder resonator main body, the long L of its inner chamber and upper wire chamber 2, the radius of curvature R 1 of lower wire chamber 3, R2
Between meet following relation: 0(1-L/R1) (1-L/R2)1。
Radius of curvature R 1=of two coquillees in the symmetric confocal concave surface chamber being made up of the metallic conductor of two dome-like
R2, and L long with the inner chamber of resonator cavity main body is equal, i.e. R1=R2=L.
Meet between the long L of inner chamber and cylindrical waveguide length of tube l of described resonator cavity main body: L=l+2x, wherein x is dome
Upper wire chamber 2 inner cavity top of the cavity heights of the metallic cavity of shape, i.e. dome-like to the distance of cylindrical waveguide 1 upper end,
Also it is lower wire chamber 3 intracavity bottom distance to cylindrical waveguide 1 lower end of dome-like.
Embodiment 3: as Figure 1-3, a kind of capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment, bag
Include resonator cavity main body, microwave feedback mouth 4, waste liquid entrance 5, waste liquid outlet 6, flash distillation nozzle 7, waste liquid conveyance conduit 9；Resonator cavity main body
It is made up of upper wire chamber 2, cylindrical waveguide 1, lower wire chamber 3；Upper wire chamber 2, lower wire chamber 3 are positioned at the upper of cylindrical waveguide 1
Lower two ends；Microwave feedback mouth 4 is located at the side of cylindrical waveguide 1 and closed with resonator cavity main body is fastenedly connected, waste liquid entrance 5,
Waste liquid outlet 6 be located at resonator cavity body top and bottom and with its inner space, flash distillation nozzle 7 is located in resonator cavity main body, useless
Liquid conveyance conduit 9 connects waste liquid entrance 5 and flash distillation nozzle 7.
Described resonator cavity main body is that capsule is cylindrical, and upper wire chamber 2, lower wire chamber 3 are dome-like, and capsule cylinder is humorous
The cavity main body that shakes is that the symmetric confocal concave surface chamber being made up of the metallic conductor of two dome-like is closed with cylindrical waveguide 1 equal diameter
Formula is fastenedly connected and forms.
Described flash distillation nozzle 7 is located at resonator cavity main center axis.
Described microwave feedback mouth 4 is located at the side symmetric position of cylindrical waveguide 1.
Described capsule cylinder resonator main body, the long L of its inner chamber and upper wire chamber 2, the radius of curvature R 1 of lower wire chamber 3, R2
Between meet following relation: 0(1-L/R1) (1-L/R2)1。
Radius of curvature R 1=of two coquillees in the symmetric confocal concave surface chamber being made up of the metallic conductor of two dome-like
R2, and L long with the inner chamber of resonator cavity main body is equal, i.e. R1=R2=L.
Meet between the long L of inner chamber and cylindrical waveguide length of tube l of described resonator cavity main body: L=l+2x, wherein x is dome
Upper wire chamber 2 inner cavity top of the cavity heights of the metallic cavity of shape, i.e. dome-like to the distance of cylindrical waveguide 1 upper end,
Also it is lower wire chamber 3 intracavity bottom distance to cylindrical waveguide 1 lower end of dome-like.
The upper wire chamber 2 of described dome-like, the cavity heights x of lower wire chamber 3, cylindrical waveguide 1 radius a and cylindrical wave
Meet between catheter length l: a2+(l+x)2=(l+2x)2。
Embodiment 4: as Figure 1-3, a kind of capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment, bag
Include the cylindrical resonator cavity main body of capsule, microwave feedback mouth 4, waste liquid entrance 5, waste liquid outlet 6, flash distillation nozzle 7, waste liquid conveyance conduit
9；Resonator cavity main body is made up of upper wire chamber 2, cylindrical waveguide 1, lower wire chamber 3；Upper wire chamber 2, lower wire chamber 3 are positioned at cylinder
The two ends up and down of waveguide 1；Waste liquid entrance 5, waste liquid outlet 6 be located at resonator cavity body top and bottom and with its inner space,
Waste liquid conveyance conduit 9 connects waste liquid entrance 5 and flash distillation nozzle 7.
The radius a of described cylindrical waveguide 1 is 283.5mm, guide length l is 377mm, material is metallic conductor；Circle
The radius of curvature R 1 of the upper wire chamber 2 of roof shape is 539mm, (upper wire chamber 2 top of dome-like is to cylinder for cavity heights x
The distance at waveguide 1 top) be 81mm, material be metallic conductor；The radius of curvature R 2 of the lower wire chamber 3 of dome-like is still
539mm, cavity heights x (to the distance bottom the lower wire chamber 3 of dome-like bottom cylindrical waveguide 1) are 81mm, material is
Metallic conductor, the wire chamber of two dome-like constitute symmetric confocal concave surface chamber, and the long L of inner chamber is (by the wire chamber structure of two dome-like
Become the distance between two minute surfaces in symmetric confocal concave surface chamber) it is 539mm, equal diameter envelope between this concave surface chamber and cylindrical waveguide 1
Enclosed is fastenedly connected；Microwave feedback mouth 4 is the rectangular waveguide of BJ-26 model, a length of 86.4mm, a width of 43.2mm, its be in circle
Closed with capsule cylinder resonator main body at the side symmetric position of post waveguide it is fastenedly connected；Waste liquid entrance 5 is located at thole
The top of the wire chamber inner chamber 2 of dome-shaped；Waste liquid outlet 6 is located at the bottom of the wire chamber inner chamber 3 of dome-like；Flash distillation nozzle 7 sets
At the central axis of cavity；Waste liquid conveyance conduit 9 connects waste liquid entrance 5 and flash distillation nozzle 7；Waste liquid drop 8 is through flash distillation nozzle 7
Ejection；The volume of whole capsule cylinder resonator main body can reach about 100 liters.
The microwave source that present embodiment is with operating frequency as 2.45GHz, operation wavelength is as 122.4mm is through microwave transmission system
Microwave energy is fed in the microwave flash distillation cavity that capsule is cylindrical, due to the convergence effect of concave mirror, microwave by i.e. microwave feedback mouth 4
Between two wire chambers during roundtrip, microwave spatially can converge and be formed stable field and divide to middle section
Cloth, is effectively increased reaction rate and the efficiency of microwave flash distillation.
Accompanying drawing 1 is the structural representation of the microwave flash distillation plant of this utility model capsule cylinder；Accompanying drawing 2, accompanying drawing 3 are profit
After running with high-frequency electromagnetic simulation software HFSS, the field pattern formed in YOZ plane and in XOZ plane.
Fig. 2, light in 3 are strong electric field region, and black part is divided into weak electric field region, in resonator cavity main body almost
It is symmetric and major part Energy distribution is at chamber central axis.Due to the convergence characteristic of concave mirror, microwave is at two metals
Between chamber during roundtrip, spatially can converge and be formed stable field distribution, microwave flash distillation speed to middle section
Rate faster, in hgher efficiency, simulation result matches with theoretical analysis result.
Above in conjunction with accompanying drawing, specific embodiment of the utility model is explained in detail, but this utility model does not limit
In above-described embodiment, in the ken that those of ordinary skill in the art are possessed, it is also possible to without departing from this utility model
On the premise of objective, various changes can be made.
Claims (8)
1. the capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment, it is characterised in that: include resonator cavity master
Body, microwave feedback mouth (4), waste liquid entrance (5), waste liquid outlet (6), flash distillation nozzle (7), waste liquid conveyance conduit (9)；Resonator cavity main body
It is made up of upper wire chamber (2), cylindrical waveguide (1), lower wire chamber (3)；Upper wire chamber (2), lower wire chamber (3) are positioned at cylindrical wave
The two ends up and down of conduit (1)；Microwave feedback mouth (4) is located at the side of cylindrical waveguide (1) and fastening closed with resonator cavity main body
Connect, waste liquid entrance (5), waste liquid outlet (6) be located at resonator cavity body top and bottom and with its inner space, flash distillation nozzle
(7) being located in resonator cavity main body, waste liquid conveyance conduit (9) connects waste liquid entrance (5) and flash distillation nozzle (7).
Capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment the most according to claim 1, its feature exists
In: described resonator cavity main body is that capsule is cylindrical, and upper wire chamber (2), lower wire chamber (3) are dome-like, and capsule cylinder is humorous
The cavity main body that shakes is that the symmetric confocal concave surface chamber being made up of the metallic conductor of two dome-like is sealed with cylindrical waveguide (1) equal diameter
Enclosed is fastenedly connected and forms.
Capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment the most according to claim 1, its feature exists
In: described flash distillation nozzle (7) is located at resonator cavity main center axis.
Capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment the most according to claim 1, its feature exists
In: described microwave feedback mouth (4) is located at the side symmetric position of cylindrical waveguide (1).
Capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment the most according to claim 2, its feature exists
In described capsule cylinder resonator main body, the long L of its inner chamber and upper wire chamber (2), the radius of curvature R 1 of lower wire chamber (3), R2 it
Between meet following relation: 0(1-L/R1) (1-L/R2) 1。
Capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment the most according to claim 5, its feature exists
In: radius of curvature R 1=R2 of two coquillees in the symmetric confocal concave surface chamber being made up of the metallic conductor of two dome-like, and with
The long L of inner chamber of resonator cavity main body is equal, i.e. R1=R2=L.
Capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment the most according to claim 5, its feature exists
In: meet between the long L of inner chamber and cylindrical waveguide length of tube l of described resonator cavity main body: L=l+2x, wherein x is dome-like
Upper wire chamber (2) inner cavity top of the cavity heights of metallic cavity, i.e. dome-like to the distance of cylindrical waveguide (1) upper end,
Also it is lower wire chamber (3) intracavity bottom distance to cylindrical waveguide (1) lower end of dome-like.
Capsule cylindrical microwave flash distillation plant for heavy metal containing wastewater treatment the most according to claim 2, its feature exists
In: the upper wire chamber (2) of described dome-like, the cavity heights x of lower wire chamber (3), cylindrical waveguide (1) radius a and cylinder
Meet between guide length l: a2+(l+x)2=(l+2x)2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620012799.0U CN205575694U (en) | 2016-01-08 | 2016-01-08 | A cylindrical microwave flashing device of capsule for heavy metal wastewater handles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620012799.0U CN205575694U (en) | 2016-01-08 | 2016-01-08 | A cylindrical microwave flashing device of capsule for heavy metal wastewater handles |
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| CN205575694U true CN205575694U (en) | 2016-09-14 |
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| CN201620012799.0U Expired - Fee Related CN205575694U (en) | 2016-01-08 | 2016-01-08 | A cylindrical microwave flashing device of capsule for heavy metal wastewater handles |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105481038A (en) * | 2016-01-08 | 2016-04-13 | 昆明理工大学 | Capsule cylindrical microwave flash evaporation device used for heavy metal wastewater treatment |
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2016
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105481038A (en) * | 2016-01-08 | 2016-04-13 | 昆明理工大学 | Capsule cylindrical microwave flash evaporation device used for heavy metal wastewater treatment |
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