CN205208594U - Flue gas system combined layout structure behind two exports of dust remover and biserial draught fan - Google Patents
Flue gas system combined layout structure behind two exports of dust remover and biserial draught fan Download PDFInfo
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- CN205208594U CN205208594U CN201521030076.5U CN201521030076U CN205208594U CN 205208594 U CN205208594 U CN 205208594U CN 201521030076 U CN201521030076 U CN 201521030076U CN 205208594 U CN205208594 U CN 205208594U
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Abstract
The utility model discloses a flue gas system combined layout structure behind two exports of dust remover and biserial draught fan, including respectively with the biserial draught fan of two exit linkages of dust remover, with the biserial draught fan corresponds two residual heat from flue gas devices connecting respectively, with two the desulfurization absorption tower that the residual heat from flue gas device is all connected, with the wet -type electrostatic precipitator that the desulfurization absorption tower is connected, and with the chimney that wet -type electrostatic precipitator connects, and connect gradually biserial draught fan, liang tai the central line of residual heat from flue gas device, desulfurization absorption tower, wet -type electrostatic precipitator and chimney all is located the coplanar, and wet -type electrostatic precipitator arranges directly over the draught fan. The space combined who is each equipment behind the dust remover " one " font arranges, makes to arrange compactlyer between each equipment, has reduced area, has reduced the length of connecting the flue.
Description
Technical field
The utility model relates to thermal power generation factory building structural configuration technical field, and particularly a kind of deduster two exports and flue gas system combination layout structure after biserial air-introduced machine.
Background technology
In coal-fired station's project, house outlet is one of important land requisition index to the distance of chimney center line, after flue gas system most equipment is all arranged in boiler, front flue and deduster are arranged relatively fixing, and after deduster the occupation of land size of apparatus arrangement and flue cost comparatively large to the initial cost accounting in power plant, the resistance of flue also directly affects the performance driving economy in power plant.
Domestic and international is substantially all adopt each equipment in-line arrangement to the main layout general layout of equipment after deduster, and namely in-line arrangement biserial air-introduced machine after deduster, arranges desulfuration absorbing tower, wet electrical dust precipitator and chimney after biserial air-introduced machine.In addition, along with environmental requirement improves day by day, the electric bag that deduster can select efficiency of dust collection higher or sack cleaner, for preventing cold end corrosion, also can install layout flue gas waste heat recovery apparatus additional in air-introduced machine outlet usually.Air-introduced machine is normally arranged between deduster and desulfuration absorbing tower, can laterally or vertically arrange, but the layout of air-introduced machine and wet electrical dust precipitator fails to make full use of the transverse direction between desulfuration absorbing tower and chimney and vertical space.In addition, air-introduced machine is arranged between deduster and desulfuration absorbing tower, and the outlet of biserial air-introduced machine, just towards desulfuration absorbing tower entrance, is staggeredly arranged with desulfuration absorbing tower center line, wet electrical dust precipitator and biserial air-introduced machine position far away.
Equipments layout scheme after traditional deduster, be difficult to make full use of space everywhere, after making deduster, the layout of equipment is taken up an area greatly, flue is long, resistance is large, because no matter biserial air-introduced machine is laterally or vertically arranges, all do not use the horizontal space between desulfuration absorbing tower and chimney, and install flue gas waste heat recovery apparatus additional and all can pull open fore-and-aft distance between deduster and desulfuration absorbing tower yet.And the absolute altitude of desulfuration absorbing tower outlet is usually higher, being arranged in the wet electrical dust precipitator bottom after desulfuration absorbing tower has larger space not to be used.Biserial air-introduced machine is arranged between deduster and desulfuration absorbing tower, has widened the fore-and-aft distance of house outlet to chimney center line, adds the material consumption of occupation of land and flue.In addition, if adopt rectangular flue to arrange, resistance and the material consumption of flue will increase further, and auxiliary power consumption is increased.And the flue before desulfuration absorbing tower entrance has level 90 ° of elbow bends, Flow Field Distribution is uneven, and impact enters flue gas uniformity in desulfuration absorbing tower.
Utility model content
Based on this, unreasonable for apparatus arrangement after above-mentioned traditional deduster, be difficult to make full use of space everywhere, after making deduster, the layout of equipment takes up an area the problem large, flue is long, resistance is large, the utility model proposes a kind of deduster two and exports and flue gas system combination layout structure after biserial air-introduced machine.
Its technical scheme is as follows:
A kind of deduster two exports and flue gas system combination layout structure after biserial air-introduced machine, and comprise and export with deduster two the biserial air-introduced machine be connected respectively, described biserial air-introduced machine comprises two air-introduced machines be set up in parallel, two flue gas waste heat recovery apparatus be connected respectively with described biserial air-introduced machine, the desulfuration absorbing tower be all connected with two described flue gas waste heat recovery apparatus, the wet electrical dust precipitator be connected with described desulfuration absorbing tower, and the chimney to be connected with described wet electrical dust precipitator, and the center line of the described biserial air-introduced machine connected successively, two described flue gas waste heat recovery apparatus, desulfuration absorbing tower, wet electrical dust precipitator and chimneys is all positioned at same plane, described desulfuration absorbing tower and described chimney are vertically arranged side by side, described wet electrical dust precipitator is horizontally set at the upper empty position between described desulfuration absorbing tower and chimney, described biserial air-introduced machine and described flue gas waste heat recovery apparatus to be all arranged between described desulfuration absorbing tower and chimney and to be positioned at immediately below described wet electrical dust precipitator, two described flue gas waste heat recovery apparatus are vertically arranged side by side between described biserial air-introduced machine and described chimney, and described biserial air-introduced machine is laterally arranged side by side between described desulfuration absorbing tower and flue gas waste heat recovery apparatus, and the outlet of described biserial air-introduced machine is all arranged back to described desulfuration absorbing tower.
The spaces union of equipment in " one " font such as biserial air-introduced machine, two flue gas waste heat recovery apparatus, desulfuration absorbing tower, wet electrical dust precipitator, chimneys after being exported by deduster two is arranged, make to arrange between each equipment compacter, reduce floor space, reduce and connect the length of flue and namely save flue material, each equipment after reasonable Arrangement deduster, effectively make use of the solid space after deduster.And, wet electrical dust precipitator is horizontally set between higher desulfuration absorbing tower and chimney, effectively make use of the space in the horizontal overhead between desulfuration absorbing tower and chimney, and desulfuration absorbing tower is higher, wet electrical dust precipitator is arranged at above desulfuration absorbing tower, more brief flue can be used to connect the outlet of desulfuration absorbing tower and the entrance of wet electrical dust precipitator.Biserial air-introduced machine and two flue gas waste heat recovery apparatus are all arranged at position immediately below the wet electrical dust precipitator between desulfuration absorbing tower and chimney, clearance spaces below Appropriate application wet electrical dust precipitator, also the spatially layering be convenient between desulfuration absorbing tower and chimney arranges various connecting pipe, make full use of the transverse direction between desulfuration absorbing tower and chimney and vertical solid space, make to arrange between each equipment compacter, further minimizing occupation area of equipment, reduces the length connecting flue.In addition, by the outlet of biserial air-introduced machine laterally back to desulfuration absorbing tower entrance, and after two flue gas waste heat recovery apparatus are arranged in parallel at biserial air-introduced machine exit, connect desulfuration absorbing tower entrance, take into full account the concrete structure of biserial air-introduced machine and flue gas waste heat recovery apparatus, biserial air-introduced machine volume is relatively little, flue gas waste heat recovery apparatus is relatively tall and big, and it is relatively little near the space of desulfuration absorbing tower side, space near chimney side is relatively large, flue gas waste heat recovery apparatus arranges the locus of energy Appropriate application chimney side near chimney, by the outlet of biserial air-introduced machine is arranged back to desulfuration absorbing tower, and position flue gas waste heat recovery apparatus is arranged near chimney, the connection flue of biserial air-introduced machine and flue gas waste heat recovery apparatus milder (there will not be elbow more more) can be made, also the connection flue between flue gas waste heat recovery apparatus and desulfuration absorbing tower can not be made too rapid, also connection flue is made to arrange shorter, make flue gas flow field evenly reduce flue gas resistance.In addition, connection and reasonable arrangement between each equipment, does not affect the repair and maintenance of equipment yet, can ensure the safe operation of system yet.And each equipment and flue can common support frameworks, reduce civil engineering cost.
Below its further technical scheme is described:
Further, also comprise the first flue being directly communicated with deduster two outlet and described biserial air-introduced machine, second flue of direct connection described biserial air-introduced machine and two described flue gas waste heat recovery apparatus, 3rd flue of direct connection two described flue gas waste heat recovery apparatus and described desulfuration absorbing tower, 4th flue of the described desulfuration absorbing tower of direct connection and wet electrical dust precipitator, and the 5th flue being directly communicated with described wet electrical dust precipitator and chimney; Described second flue, the 3rd flue, the 4th flue and the 5th flue are all between described desulfuration absorbing tower and described chimney, and the center line of described second flue, the 3rd flue, the 4th flue and the 5th flue is also all positioned in the plane at center line place of described desulfuration absorbing tower and described chimney, and described first flue, the second flue are all arranged at immediately below described 3rd flue, and described 3rd flue is arranged at immediately below described 4th flue and the 5th flue, and described first flue portion stretches out in outside described 3rd flue.By the second flue of each equipment of connection, the 3rd flue, the 4th flue, the 5th flue also in " one " figure space combined layout, and the first flue, the second flue, the 3rd flue are all arranged at below the 4th flue and the 5th flue, by each flue layered arrangement, make full use of transverse direction between biserial air-introduced machine, two flue gas waste heat recovery apparatus, desulfuration absorbing tower, wet electrical dust precipitator, chimney and vertical solid space, make to arrange between each flue and equipment compacter, reduce floor space further and also reduce flue length.
Further, described first flue comprises two layerings and shifts to install the first flue collector immediately below described 3rd flue, and described first flue collector is all set to have the bend pipe that multiple circular space delays turning head; Described first flue collector comprises the first flue entrance be connected with a house outlet, and the first flue outlet to be connected with the row air-introduced machine in described biserial air-introduced machine, two described first flue entrance alignment are arranged at outside described 3rd flue, and two described first flue outlets are arranged at side and the top of biserial air-introduced machine respectively.Be set to the first flue collector to have the bend pipe that multiple circular space delays turning head, the first flue entrance and house outlet horizontal alignment can be ensured, and can round and smoothly swimmingly air-introduced machine be communicated with house outlet, reduce flue gas crushing in the duct.And, two of the first flue first flue collector layering dislocation are arranged in below the 3rd flue, the solid space below energy Appropriate application the 3rd flue, also can not produce with other equipment or pipeline and interfere or stringing difficulty.In addition, arranged near biserial air-introduced machine by the first flue, the distance furthered between deduster and biserial air-introduced machine, shortens the distance of house outlet and chimney center line, significantly decreases the quantity of material of flue.
Further, described second flue comprises the second flue collector be also communicated with described biserial air-introduced machine respectively that two horizontally sets are straight tube structure; And shunt with the second flue collector described in every root three the second by-pass flues evenly arranged be communicated with gradually, three described second by-pass flues are all corresponding with described flue gas waste heat recovery apparatus to be communicated with, and the second by-pass flue described in every root is provided with a circular space bending extension from horizontal direction to vertical direction delays turning head.Second flue is set to the isocon form of one dividing into three, and circular space is set on flue delays turning head and carry out transition, the convenient flue gas exported by biserial air-introduced machine is smooth and easy to be introduced in flue gas waste heat recovery apparatus equably, flue gas is stablized in shunting place even flow field, greatly reduce smoke flow resistance and reduce energy resource consumption, flue gas also can realize waste heat recovery equably in flue gas waste heat recovery apparatus.
Further, described 3rd flue comprises two the 3rd flue collectors be set up in parallel, two described 3rd flue collectors are communicated with two described flue gas waste heat recovery apparatus respectively, 3rd flue collector described in every root is all bending from vertical direction to horizontal direction to be extended, and the 3rd flue collector described in every root is provided with two circular spaces delays turning head; Be provided with bottom described desulfuration absorbing tower to the outstanding rectangle control tower of described flue gas waste heat recovery apparatus inclination, two described 3rd flue collectors are all communicated with described control tower.3rd flue is set to two by-pass flues arranged side by side, and two circular spaces are set on by-pass flue delay turning head and carry out rounding off, conveniently introduce smooth and easy for the flue gas carried out after waste heat recovery equably in desulfuration absorbing tower, flue gas is flowed in the duct uniform and stable, greatly reduce smoke flow resistance and reduce energy resource consumption.And, because desulfuration absorbing tower and flue are generally all set to cylindrical and diameter is all larger, direct connection can destroy the structure of desulfuration absorbing tower and connect also inconvenient, and by arranging the rectangle control tower of inclination in desulfuration absorbing tower porch, the structure of rectangle control tower is convenient to the 3rd flue collector is directly connected with desulfuration absorbing tower, flue gas is successfully flowed into bottom desulfuration absorbing tower through control tower, is convenient to carry out desulfurization process to flue gas.
Further, described 4th flue comprises two the 4th flue collectors be set up in parallel, two described 4th flue collectors are all communicated with described desulfuration absorbing tower top and described wet electrical dust precipitator, and the 4th flue collector described in every root is all set to have the bend pipe that a circular space delays turning head.4th flue is set to two by-pass flues, and a circular space is set on by-pass flue delays turning head and carry out rounding off, have and utilize the flue gas by desulfuration absorbing tower exports to introduce swimmingly in wet electrical dust precipitator, flue gas is stablized in shunting place even flow field.And arranging two by-pass flues can more uniformly flow in wet electrical dust precipitator by flue gas, can carry out flue gas in wet electrical dust precipitator evenly effective dust removal process.
Further, described 5th flue comprises two and is set up in parallel and the quintafurcation flue be communicated with described wet electrical dust precipitator, and converge with two described quintafurcation flues the 5th flue collector be communicated with gradually, it is inner that a described 5th flue collector part extend into described chimney, and described 5th flue collector is set to have the bend pipe that a circular space delays turning head.5th flue is set to two-in-one collecting pipe form, and a circular space is set on flue delays turning head and carry out transition, convenient by the flue gas of wet electrical dust precipitator outlet equably smooth and easy introducing chimney, make flue gas in shunting place even flow field, greatly reduce smoke flow resistance and reduce energy resource consumption.And, the 5th flue collector part is arranged on chimney inside, flue gas is not easily leaked, can be further processed flue gas in chimney.
The utility model has following outstanding advantage:
1, desulfuration absorbing tower, biserial air-introduced machine, wet electrical dust precipitator, two flue gas waste heat recovery apparatus, chimneys are arranged to " one " font, make full use of horizontal solid space, shorten the distance of house outlet to chimney center line, decrease and take up an area and save flue material;
2, biserial air-introduced machine and wet electrical dust precipitator are arranged between desulfuration absorbing tower and chimney, and wet electrical dust precipitator is arranged in the top of biserial air-introduced machine and two flue gas waste heat recovery apparatus, make full use of vertical solid space;
3, every platform air-introduced machine entrance of biserial air-introduced machine can 0-180 ° of angle air intake, air-introduced machine outlet is back to desulfuration absorbing tower, air-introduced machine outlet just connects desulfuration absorbing tower after connecting flue gas waste heat recovery apparatus, makes desulfuration absorbing tower inlet flue gas even flow field, improves desulfuration efficiency;
4, connect flue and adopt circular flue space-elbow, two-in-one collecting pipe technology and three-in-one collecting pipe technology, optimize flue gas flow field, reduce flue resistance, reduce auxiliary power consumption, improve unit operation economy;
5, after deduster, each equipment takes full advantage of vertical and horizontal solid space with the combined layout of flue, foreshortens within 25 meters by the distance between house outlet and chimney center line by traditional 40 meters;
6, integral arrangement structure carries out mirror-image arrangement still effectively, strong adaptability.
Accompanying drawing explanation
Fig. 1 is the perspective view of flue gas system combination layout structure after the outlet of deduster two described in the utility model embodiment and biserial air-introduced machine;
Fig. 2 is the plan structure schematic diagram of flue gas system combination layout structure after the outlet of deduster two described in the utility model embodiment and biserial air-introduced machine;
Fig. 3 is the forward sight structural representation of flue gas system combination layout structure after the outlet of deduster two described in the utility model embodiment and biserial air-introduced machine.
Description of reference numerals:
100-first flue, 110-first flue collector, 200-biserial air-introduced machine, 300-second flue, 310-second flue collector, 320-second by-pass flue, 400-flue gas waste heat recovery apparatus, 500-the 3rd flue, 510-the 3rd flue collector, 600-desulfuration absorbing tower, 610-control tower, 700-the 4th flue, 710-the 4th flue collector, 800-wet electrical dust precipitator, 900-the 5th flue, 910-quintafurcation flue, 920-the 5th flue collector, 1000-chimney.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
As shown in Figure 1, a kind of deduster two exports and flue gas system combination layout structure (namely arranging the structure of various e-quipment and pipe after the deduster with two outlets) after biserial air-introduced machine, comprise and export the biserial air-introduced machine 200 be connected respectively with deduster two and (comprise the air-introduced machine that two horizontal cross arranged side by side are arranged, two air-introduced machine both sides reserve separately and are not less than the wide space for maintenance of 5m), with two flue gas waste heat recovery apparatus 400 (namely a row air-introduced machine is corresponding connects a flue gas waste heat recovery apparatus 400) that biserial air-introduced machine 200 is connected respectively, the desulfuration absorbing tower 600 be all connected with two flue gas waste heat recovery apparatus 400, the wet electrical dust precipitator 800 be connected with desulfuration absorbing tower 600, and the chimney 1000 to be connected with wet electrical dust precipitator 800, and the biserial air-introduced machine 200 connected successively, two flue gas waste heat recovery apparatus 400, desulfuration absorbing tower 600, the center line of wet electrical dust precipitator 800 and chimney 1000 is all positioned at same plane.The spaces unions of equipment in " one " font such as biserial air-introduced machine 200, two flue gas waste heat recovery apparatus 400, desulfuration absorbing tower 600, wet electrical dust precipitator 800, chimneys 1000 after being exported by deduster two are arranged, make to arrange between each equipment compacter, reduce floor space, reduce and connect the length of flue and namely save flue material, each equipment after reasonable Arrangement deduster, effectively make use of the solid space after deduster.In addition, connection and reasonable arrangement between each equipment, does not affect the repair and maintenance of equipment yet, can ensure the safe operation of system yet.And each equipment and flue can common support frameworks, reduce civil engineering cost.
And desulfuration absorbing tower 600 and chimney 1000 are vertically arranged side by side, wet electrical dust precipitator 800 is horizontally set at the upper empty position between desulfuration absorbing tower 600 and chimney 1000.Wet electrical dust precipitator 800 is horizontally set between higher desulfuration absorbing tower 600 and chimney 1000, effectively make use of the space in the horizontal overhead between desulfuration absorbing tower 600 and chimney 1000, and desulfuration absorbing tower 600 is higher, wet electrical dust precipitator 800 is arranged at above desulfuration absorbing tower 600 side, more brief flue can be used to connect the outlet of desulfuration absorbing tower 600 and the entrance of wet electrical dust precipitator 800.Biserial air-introduced machine 200 and flue gas waste heat recovery apparatus 400 to be all arranged between desulfuration absorbing tower 600 and chimney 1000 and to be positioned at immediately below wet electrical dust precipitator 800, two flue gas waste heat recovery apparatus 400 are vertically arranged side by side between biserial air-introduced machine 200 and chimney 1000, outlet and the entrance of every platform flue gas waste heat recovery apparatus 400 are all arranged on vertical direction, make it export and are convenient to be connected with desulfuration absorbing tower 600 and air-introduced machine with entrance.And biserial air-introduced machine 200 is laterally arranged side by side between desulfuration absorbing tower 600 and flue gas waste heat recovery apparatus 400, and the outlet of biserial air-introduced machine 200 is all arranged back to desulfuration absorbing tower 600.Biserial air-introduced machine 200 and two flue gas waste heat recovery apparatus 400 are all arranged at position immediately below the wet electrical dust precipitator 800 between desulfuration absorbing tower 600 and chimney 1000, clearance spaces below Appropriate application wet electrical dust precipitator 800, also the spatially layering be convenient between desulfuration absorbing tower 600 and chimney 1000 arranges various connecting pipe, make full use of the transverse direction between desulfuration absorbing tower 600 and chimney 1000 and vertical solid space, make to arrange between each equipment compacter, further minimizing occupation area of equipment, reduces the length connecting flue.In addition, biserial air-introduced machine 200 is exported laterally back to desulfuration absorbing tower 600 entrance, and after two flue gas waste heat recovery apparatus 400 are arranged in parallel at biserial air-introduced machine 200 exit, connect desulfuration absorbing tower 600 entrance, take into full account the concrete structure of biserial air-introduced machine 200 and flue gas waste heat recovery apparatus 400, biserial air-introduced machine 200 volume is relatively little, flue gas waste heat recovery apparatus 400 is relatively tall and big, and it is relatively little near the space of desulfuration absorbing tower 600 side, space near chimney 1000 side is relatively large, flue gas waste heat recovery apparatus 400 arranges the locus of energy Appropriate application chimney side near chimney 1000, arrange back to desulfuration absorbing tower 600 by biserial air-introduced machine 200 is exported, and position flue gas waste heat recovery apparatus 400 is arranged near chimney 1000, the connection flue of biserial air-introduced machine 200 and flue gas waste heat recovery apparatus 400 milder (there will not be elbow more more) can be made, also the connection flue between flue gas waste heat recovery apparatus 400 and desulfuration absorbing tower 600 can not be made too rapid, also connection flue is made to arrange shorter, make flue gas flow field evenly reduce flue gas resistance, and can make connection flue swimmingly slow turn after just desulfuration absorbing tower 600 entrance is connected, make desulfuration absorbing tower 600 inlet flue gas even flow field, improve desulfuration efficiency.
In addition, as shown in Figure 2 to Figure 3, this deduster two exports and after biserial air-introduced machine, flue gas system combination layout structure also comprises, be positioned at biserial air-introduced machine 200 side and direct the first flue 100 being communicated with deduster two outlet and biserial air-introduced machine 200, the second flue 300 of biserial air-introduced machine 200 and two flue gas waste heat recovery apparatus 400 is also directly communicated with between biserial air-introduced machine 200 and two flue gas waste heat recovery apparatus 400, the 3rd flue 500 of two flue gas waste heat recovery apparatus 400 and desulfuration absorbing tower 600 is also directly communicated with between two flue gas waste heat recovery apparatus 400 and desulfuration absorbing tower 600, the 4th flue 700 of desulfuration absorbing tower 600 and wet electrical dust precipitator 800 is also directly communicated with between desulfuration absorbing tower 600 and wet electrical dust precipitator 800, and be positioned at wet electrical dust precipitator 700 and chimney 1000 and be directly communicated with the 5th flue 900 of wet electrical dust precipitator 700 and chimney 1000.Second flue 300, the 3rd flue 500, the 4th flue 700 and the 5th flue 900 are all between desulfuration absorbing tower 600 and chimney 1000, and the center line of the second flue 300, the 3rd flue 500, the 4th flue 700 and the 5th flue 900 is also all positioned in the plane at center line place of desulfuration absorbing tower 600 and chimney 1000, and the first flue 100, second flue 300 is all arranged at immediately below the 3rd flue 500, and the 3rd flue 500 is arranged at immediately below the 4th flue 700 and the 5th flue 900, and the first flue 100 part stretches out in outside the 3rd flue 500.Second flue 300 of each equipment will be communicated with, 3rd flue 500, 4th flue 700, 5th flue 900 is also in " one " figure space combined layout, and by the first flue 100, second flue 300, 3rd flue 500 is all arranged at below the 4th flue 700 and the 5th flue 900, by each flue layered arrangement, make full use of biserial air-introduced machine 200, two flue gas waste heat recovery apparatus 400, desulfuration absorbing tower 600, wet electrical dust precipitator 800, transverse direction between chimney 1000 and vertical solid space, make to arrange between each flue and equipment compacter, further reduction floor space also reduces flue length.In addition, above-mentioned flue all gets up by support frame supports, and the support frame of the equipment that the support frame of flue can also be above-mentioned shares, and flue, support frame and each equipment are closely set together.
And above-mentioned first flue 100 comprises two layerings and shifts to install the first flue collector 110 immediately below the 3rd flue 500, and the first flue collector 110 is all set to have the bend pipe that multiple circular space delays turning head.Be set to the first flue collector 110 to have the bend pipe that multiple circular space delays turning head, the first flue 100 entrance and house outlet horizontal alignment can be ensured, and can round and smoothly swimmingly air-introduced machine be communicated with house outlet, reduce flue gas crushing in the duct.First flue collector 110 comprises the first flue entrance be connected with a house outlet, and the first flue outlet to be connected with the row air-introduced machine in biserial air-introduced machine 200, two the first flue entrance alignment are arranged at outside the 3rd flue 500, and two the first flue outlets are arranged at side and the top of biserial air-introduced machine 200 respectively.And, two first flue collector 110 layering dislocation of the first flue 100 are arranged in below the 3rd flue 500, the solid space below energy Appropriate application the 3rd flue 500, also can not produce with other equipment or pipeline and interfere or stringing difficulty.In addition, also the first flue 100 is arranged near biserial air-introduced machine 200, the distance furthered between deduster and biserial air-introduced machine 200, shorten the distance of house outlet and chimney 1000 center line, significantly decrease the quantity of material of flue.Particularly, the circular space elbow that three are not less than 90 ° can be set on every root first flue collector 110, by the angle of bend of appropriate design first flue 100, bending radius and total length of tube, can swimmingly the biserial air-introduced machine 200 being positioned at differing heights be communicated with house outlet on the one hand, another aspect can make flow of flue gas smooth and easy uniform while can reduce flue length as far as possible.By appropriate design first flue 100, make the first flue 100 be communicated with deduster more smooth and easy with biserial air-introduced machine 200, reduce further turbulent flow in the first flue 100 and occur, make flue gas flow field in the first flue 100 evenly.
In addition, above-mentioned second flue 300 comprises the second flue collector 310 be also communicated with biserial air-introduced machine 200 respectively that two horizontally sets are straight tube structure, and shunts with every root second flue collector 310 three the second by-pass flues 320 evenly arranged be communicated with gradually.Second flue collector 310 and the second by-pass flue 320 are all positioned at immediately below wet electrical dust precipitator 800, make full use of the solid space below wet electrical dust precipitator 800, reduce taking up room of the second flue 300.These three second by-pass flues 320 are all corresponding with flue gas waste heat recovery apparatus 400 to be communicated with, and every root second by-pass flue 320 is provided with a circular space bending extension from horizontal direction to vertical direction delays turning head.Second flue 300 is set to the isocon form of one dividing into three, and circular space is set on flue delays turning head and carry out transition, the flue gas exported by biserial air-introduced machine 200 is smooth and easy respectively to be introduced in two flue gas waste heat recovery apparatus 400 equably, flue gas is stablized in shunting place even flow field, greatly reduce smoke flow resistance and reduce energy resource consumption, flue gas also can realize waste heat recovery equably in flue gas waste heat recovery apparatus 400.Particularly, one can be arranged be not less than 90 ° and bend the circular space elbow of extension by horizontal direction to direction straight up on every root second by-pass flue 320, also every root second by-pass flue 320 and the second flue collector 310 junction all can be set to variable-diameter structure, thus make the angle of bend of the second flue 300, bending radius and house steward's Design of length reasonable, make the second by-pass flue 320 can be communicated with the second flue collector 310 and flue gas waste heat recovery apparatus 400 gently swimmingly, thus the biserial air-introduced machine 200 and flue gas waste heat recovery apparatus 400 that are positioned at differing heights place can be communicated with swimmingly, flue length can be reduced smoothly making flow of flue gas simultaneously as far as possible.
In addition, above-mentioned 3rd flue 500 comprises two the 3rd flue collectors 510 be set up in parallel, two the 3rd flue collectors divide 510 not to be communicated with two flue gas waste heat recovery apparatus 400, every root the 3rd flue collector 510 is all bending from vertical direction to horizontal direction to be extended, and every root the 3rd flue collector 510 is provided with two circular spaces delays turning head.Be provided with bottom desulfuration absorbing tower 600 and be all communicated with control tower 610 to joining outstanding rectangle control tower 610, two the 3rd flue collectors 510 of flue gas waste heat recovery apparatus 400 inclination.3rd flue 500 is set to two by-pass flues arranged side by side, and two circular spaces are set on by-pass flue delay turning head and carry out rounding off, conveniently introduce smooth and easy for the flue gas carried out after waste heat recovery equably in desulfuration absorbing tower, flue gas is flowed in the duct uniform and stable, greatly reduce smoke flow resistance and reduce energy resource consumption.And, because desulfuration absorbing tower 600 and flue are generally all set to cylindrical and diameter is all larger, direct connection can destroy the structure of desulfuration absorbing tower 600 and connect also inconvenient, and by arranging the rectangle control tower 610 of inclination in desulfuration absorbing tower 600 porch, the structure of rectangle control tower 610 is convenient to the 3rd flue collector 510 is directly connected with desulfuration absorbing tower 600, flue gas is successfully flowed into bottom desulfuration absorbing tower 600 through control tower 610, is convenient to carry out desulfurization process to flue gas.Further, above-mentioned every root the 3rd flue collector 510 can arrange two circular space elbows being not less than 90 ° (first by direction is bending to horizontal direction extension straight up, extend bending from horizontal direction to favouring direction straight down again), and make the angle of bend of the 3rd flue 500, bending radius and house steward's Design of length reasonable, make the 3rd flue collector 510 can be communicated with the flue gas waste heat recovery apparatus 400 and desulfuration absorbing tower 600 that are positioned at differing heights gently swimmingly, flow of flue gas also can be made simultaneously as far as possible to reduce flue length smoothly.3rd flue collector 510 approximate U shape be can be set to, biserial air-introduced machine 200 and part first flue collector 110 top position place are crossed on.
In addition, above-mentioned 4th flue 700 comprises two the 4th flue collectors 710 be set up in parallel, two the 4th flue collectors 710 are all communicated with desulfuration absorbing tower 600 top and wet electrical dust precipitator 800, and every root the 4th flue collector 710 is all set to have the bend pipe that a circular space delays turning head.4th flue 700 is set to two by-pass flues, and a circular space is set on by-pass flue delays turning head and carry out rounding off, the flue gas being conducive to desulfuration absorbing tower 600 to export is introduced in wet electrical dust precipitator 800 swimmingly, and flue gas is stablized in shunting place even flow field.And arranging two by-pass flues can more uniformly flow in wet electrical dust precipitator 800 by flue gas, can carry out flue gas in wet electrical dust precipitator 800 evenly effective dust removal process.Flue gas after desulfuration absorbing tower 800 processes flow in wet electrical dust precipitator 800 through the 4th flue 700, and a circular space is set on the 4th flue 700 delays turning head and carry out transition, conveniently the desulfuration absorbing tower 600 and wet electrical dust precipitator 800 that are positioned at differing heights are coupled together swimmingly, make flue gas can equably in smooth and easy introducing wet electrical dust precipitator 800, greatly can reduce the flow resistance of flue gas in the 4th flue 700 and reduce energy resource consumption.Further, 4th flue collector 710 can be provided with one is bent extension to the wet electrical dust precipitator 800 of the horizontal direction circular space elbow being not less than 90 ° by direction straight up, by the angle of bend of appropriate design the 4th flue 700, bending radius and total length of tube, make the 4th flue 700 1 aspect can be communicated with the desulfuration absorbing tower 600 and wet electrical dust precipitator 800 that are positioned at differing heights gently swimmingly, also make flue gas flow in flue on the other hand and can reduce flue length smoothly simultaneously as far as possible.
In addition, above-mentioned 5th flue 900 comprises two and is set up in parallel and the quintafurcation flue 910 be communicated with wet electrical dust precipitator 800, and converge with two quintafurcation flues 910 the 5th flue collector 920 be communicated with gradually, it is inner that 5th flue collector 920 part extend into chimney 1000, and the 5th flue collector 920 is set to have the bend pipe that a circular space delays turning head.5th flue 900 is set to two-in-one collecting pipe form, and a circular space is set on flue delays turning head and carry out transition, the convenient flue gas exported by wet electrical dust precipitator 800 is equably in smooth and easy introducing chimney 1000, make flue gas in shunting place even flow field, greatly reduce smoke flow resistance and reduce energy resource consumption.And, the 5th flue collector 920 part is arranged on chimney 1000 inner, flue gas is not easily leaked, can be further processed flue gas in chimney 1000.Further, 5th flue collector 920 can be arranged one to be not less than 90 ° and to bend the circular space elbow of extension by horizontal direction to direction straight up, also every root quintafurcation flue 910 and the 5th flue collector 920 junction all can be set to variable-diameter structure, thus make the angle of bend of the 5th flue 900, bending radius and house steward's Design of length reasonable, make the 5th flue 900 1 aspect can be communicated with the wet electrical dust precipitator 800 and chimney 1000 that are positioned at differing heights gently swimmingly, also make flue gas flow in flue on the other hand and can reduce flue length smoothly simultaneously as far as possible.
The deduster two that the utility model provides exports and flue gas system combination layout structure after biserial air-introduced machine, desulfuration absorbing tower, biserial air-introduced machine, wet electrical dust precipitator, two flue gas waste heat recovery apparatus, chimneys are arranged to " one " font, make full use of horizontal solid space, shorten the distance of house outlet to chimney center line, decrease and take up an area and save flue material; Be arranged between desulfuration absorbing tower and chimney by biserial air-introduced machine and wet electrical dust precipitator, wet electrical dust precipitator is arranged in the top of biserial air-introduced machine and two flue gas waste heat recovery apparatus, makes full use of vertical solid space; Make every platform air-introduced machine entrance of biserial air-introduced machine can 0-180 ° of angle air intake, air-introduced machine outlet is back to desulfuration absorbing tower, air-introduced machine outlet just connects desulfuration absorbing tower after connecting flue gas waste heat recovery apparatus, makes desulfuration absorbing tower inlet flue gas even flow field, improves desulfuration efficiency; Connect flue and adopt circular flue space-elbow, two-in-one collecting pipe technology and three-in-one collecting pipe technology, optimize flue gas flow field, reduce flue resistance, reduce auxiliary power consumption, improve unit operation economy; After deduster, each equipment takes full advantage of vertical and horizontal solid space with the combined layout of flue, foreshortens within 25 meters by the distance between house outlet and chimney center line by traditional 40 meters; And integral arrangement structure carries out mirror-image arrangement still effectively, strong adaptability.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this description is recorded.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (7)
1. deduster two exports and a flue gas system combination layout structure after biserial air-introduced machine, and it is characterized in that, comprise and export with deduster two the biserial air-introduced machine be connected respectively, described biserial air-introduced machine comprises two air-introduced machines be set up in parallel; Two flue gas waste heat recovery apparatus be connected respectively with described biserial air-introduced machine, the desulfuration absorbing tower be all connected with two described flue gas waste heat recovery apparatus, the wet electrical dust precipitator be connected with described desulfuration absorbing tower, and the chimney to be connected with described wet electrical dust precipitator, and the center line of the described biserial air-introduced machine connected successively, two described flue gas waste heat recovery apparatus, desulfuration absorbing tower, wet electrical dust precipitator and chimneys is all positioned at same plane;
Described desulfuration absorbing tower and described chimney are vertically arranged side by side, described wet electrical dust precipitator is horizontally set at the upper empty position between described desulfuration absorbing tower and chimney, described biserial air-introduced machine and described flue gas waste heat recovery apparatus to be all arranged between described desulfuration absorbing tower and chimney and to be positioned at immediately below described wet electrical dust precipitator, two described flue gas waste heat recovery apparatus are vertically arranged side by side between described biserial air-introduced machine and described chimney, and described biserial air-introduced machine is laterally arranged side by side between described desulfuration absorbing tower and flue gas waste heat recovery apparatus, and the outlet of described biserial air-introduced machine is all arranged back to described desulfuration absorbing tower.
2. deduster two according to claim 1 exports and flue gas system combination layout structure after biserial air-introduced machine, it is characterized in that, also comprise the first flue being directly communicated with deduster two outlet and described biserial air-introduced machine, second flue of direct connection described biserial air-introduced machine and two described flue gas waste heat recovery apparatus, 3rd flue of direct connection two described flue gas waste heat recovery apparatus and described desulfuration absorbing tower, 4th flue of the described desulfuration absorbing tower of direct connection and wet electrical dust precipitator, and be directly communicated with the 5th flue of described wet electrical dust precipitator and chimney,
Described second flue, the 3rd flue, the 4th flue and the 5th flue are all between described desulfuration absorbing tower and described chimney, and the center line of described second flue, the 3rd flue, the 4th flue and the 5th flue is also all positioned in the plane at center line place of described desulfuration absorbing tower and described chimney, and described first flue, the second flue are all arranged at immediately below described 3rd flue, and described 3rd flue is arranged at immediately below described 4th flue and the 5th flue, and described first flue portion stretches out in outside described 3rd flue.
3. deduster two according to claim 2 exports and flue gas system combination layout structure after biserial air-introduced machine, it is characterized in that, described first flue comprises two layerings and shifts to install the first flue collector immediately below described 3rd flue, and described first flue collector is all set to have the bend pipe that multiple circular space delays turning head;
Described first flue collector comprises the first flue entrance be connected with a house outlet, and the first flue outlet to be connected with the row air-introduced machine in described biserial air-introduced machine, two described first flue entrance alignment are arranged at outside described 3rd flue, and two described first flue outlets are arranged at side and the top of biserial air-introduced machine respectively.
4. deduster two according to claim 2 exports and flue gas system combination layout structure after biserial air-introduced machine, it is characterized in that, described second flue comprises the second flue collector be also communicated with described biserial air-introduced machine respectively that two horizontally sets are straight tube structure;
And shunt with the second flue collector described in every root three the second by-pass flues evenly arranged be communicated with gradually, three described second by-pass flues are all corresponding with described flue gas waste heat recovery apparatus to be communicated with, and the second by-pass flue described in every root is provided with a circular space bending extension from horizontal direction to vertical direction delays turning head.
5. deduster two according to claim 2 exports and flue gas system combination layout structure after biserial air-introduced machine, it is characterized in that, described 3rd flue comprises two the 3rd flue collectors be set up in parallel, two described 3rd flue collectors are communicated with two described flue gas waste heat recovery apparatus respectively, 3rd flue collector described in every root is all bending from vertical direction to horizontal direction to be extended, and the 3rd flue collector described in every root is provided with two circular spaces delays turning head;
Be provided with bottom described desulfuration absorbing tower to the outstanding rectangle control tower of described flue gas waste heat recovery apparatus inclination, two described 3rd flue collectors are all communicated with described control tower.
6. deduster two according to claim 2 exports and flue gas system combination layout structure after biserial air-introduced machine, it is characterized in that, described 4th flue comprises two the 4th flue collectors be set up in parallel, two described 4th flue collectors are all communicated with described desulfuration absorbing tower top and described wet electrical dust precipitator, and the 4th flue collector described in every root is all set to have the bend pipe that a circular space delays turning head.
7. deduster two according to claim 2 exports and flue gas system combination layout structure after biserial air-introduced machine, it is characterized in that, described 5th flue comprises two and is set up in parallel and the quintafurcation flue be communicated with described wet electrical dust precipitator, and converge with two described quintafurcation flues the 5th flue collector be communicated with gradually, it is inner that a described 5th flue collector part extend into described chimney, and described 5th flue collector is set to have the bend pipe that a circular space delays turning head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030076.5U CN205208594U (en) | 2015-12-10 | 2015-12-10 | Flue gas system combined layout structure behind two exports of dust remover and biserial draught fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030076.5U CN205208594U (en) | 2015-12-10 | 2015-12-10 | Flue gas system combined layout structure behind two exports of dust remover and biserial draught fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205208594U true CN205208594U (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521030076.5U Withdrawn - After Issue CN205208594U (en) | 2015-12-10 | 2015-12-10 | Flue gas system combined layout structure behind two exports of dust remover and biserial draught fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205208594U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444194A (en) * | 2015-12-10 | 2016-03-30 | 中国能源建设集团广东省电力设计研究院有限公司 | Rear flue gas system combined arrangement structure of two outlets of dust collector and double rows of induced draft fans |
-
2015
- 2015-12-10 CN CN201521030076.5U patent/CN205208594U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444194A (en) * | 2015-12-10 | 2016-03-30 | 中国能源建设集团广东省电力设计研究院有限公司 | Rear flue gas system combined arrangement structure of two outlets of dust collector and double rows of induced draft fans |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160504 Effective date of abandoning: 20171117 |