CN205208593U - Six export back flue gas system arrangement structure of dust remover that join in marriage residual heat from flue gas device - Google Patents
Six export back flue gas system arrangement structure of dust remover that join in marriage residual heat from flue gas device Download PDFInfo
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- CN205208593U CN205208593U CN201520988869.1U CN201520988869U CN205208593U CN 205208593 U CN205208593 U CN 205208593U CN 201520988869 U CN201520988869 U CN 201520988869U CN 205208593 U CN205208593 U CN 205208593U
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Abstract
The utility model discloses a six export back flue gas system arrangement structure of dust remover that join in marriage residual heat from flue gas device, including side by side that set up and biserial draught fans six exit linkages of dust remover, correspond two residual heat from flue gas devices being connected respectively with the biserial draught fan, the desulfurization absorption tower all be connected with two residual heat from flue gas devices to and the chimney of being connected with the desulfurization absorption tower, the biserial draught fan that just connects gradually, the central line of two residual heat from flue gas devices, desulfurization absorption tower and chimneys all are located the coplanar, desulfurization absorption tower and chimney are vertical to be set up side by side, and two residual heat from flue gas devices are equal vertical to be set up in biserial draught fan outside top, and the biserial draught fan transversely sets up between desulfurization absorption tower and residual heat from flue gas device, and the export of biserial draught fan is all back to desulfurization absorption tower setting. 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 six of joining flue gas waste heat recovery apparatus exports rear flue gas system arrangement.
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 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.Biserial air-introduced machine is normally arranged between deduster and desulfuration absorbing tower, can laterally or vertically arrange, but this arrangement not only takes up an area greatly, and increases flue resistance and flue consumption of materials.In addition, biserial 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, desulfuration absorbing tower and 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, between desulfuration absorbing tower and chimney, bottom 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 six of joining flue gas waste heat recovery apparatus and exports rear flue gas system arrangement.
Its technical scheme is as follows:
The deduster six of joining flue gas waste heat recovery apparatus exports a rear flue gas system arrangement, comprises and exports with deduster six the biserial air-introduced machine be connected, and 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, and the chimney to be connected with described desulfuration absorbing tower, and the center line of the described biserial air-introduced machine connected successively, two described flue gas waste heat recovery apparatus, desulfuration absorbing tower and chimneys is all positioned at same plane; Described desulfuration absorbing tower and described chimney are vertically arranged side by side, two described flue gas waste heat recovery apparatus are all vertically arranged at top outside described biserial air-introduced machine, and described biserial air-introduced machine is horizontally set 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 the biserial air-introduced machine after being exported by deduster six, two flue gas waste heat recovery apparatus, desulfuration absorbing tower, chimneys 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, the biserial air-introduced machine set gradually, two flue gas waste heat recovery apparatus, desulfuration absorbing tower and chimneys arrange successively according to their height, the shortest and the smallest biserial air-introduced machine is arranged in outside, desulfuration absorbing tower is arranged in centre, and the highest chimney is arranged in inner side, the solid space after Appropriate application deduster.Flue gas waste heat recovery apparatus be arranged in biserial air-introduced machine exit and be connected with desulfuration absorbing tower entrance, take into full account the concrete condition 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 and desulfuration absorbing tower taller and bigger, biserial air-introduced machine is arranged between flue gas waste heat recovery apparatus and desulfuration absorbing tower, the spatially layering be convenient to like this between flue gas waste heat recovery apparatus and desulfuration absorbing tower arranges various connecting pipe, transverse direction between energy Appropriate application flue gas waste heat recovery apparatus and desulfuration absorbing tower and vertical space, make to arrange between each equipment compact, further minimizing floor space, reduce the length connecting flue.In addition, make biserial air-introduced machine horizontally set and the outlet of biserial air-introduced machine is all arranged back to desulfuration absorbing tower entrance, make the connection flue of air-introduced machine and flue gas waste heat recovery apparatus milder (there will not be elbow more more), also connection flue is made to arrange shorter, also the connection flue between flue gas waste heat recovery apparatus and desulfuration absorbing tower can not be made too rapid, make flue gas flow field evenly reduce flue gas resistance, and can make connection flue swimmingly slow turn after just desulfuration absorbing tower entrance is connected, make desulfuration absorbing tower inlet flue gas even flow field, improve desulfuration efficiency.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 communicated with deduster six outlet and described biserial air-introduced machine, be communicated with the second flue of described biserial air-introduced machine and described flue gas waste heat recovery apparatus, be communicated with the 3rd flue of described flue gas waste heat recovery apparatus and described desulfuration absorbing tower, and be communicated with the 4th flue of described desulfuration absorbing tower and chimney; Described second flue, the 3rd flue and the 4th flue are all between described flue gas waste heat recovery apparatus and described chimney, the center line of described second flue, the 3rd flue and the 4th 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, described 3rd flue is arranged at described 4th flue side-lower, and described first flue stretches out in outside described 3rd flue.Second flue of each equipment will be communicated with, 3rd flue, 4th flue is also in " one " figure space combined layout, and by the first flue, second flue is all arranged at below the 3rd flue and the 4th flue, by the first flue, second flue, 3rd flue and the 4th flue layering are arranged, and the first flue is stretched out outside the 3rd flue be convenient to and deduster six outlet, make full use of former biserial air-introduced machine, flue gas waste heat recovery apparatus, transverse direction between desulfuration absorbing tower and chimney and vertical solid space, make to arrange between each flue and equipment compacter, further reduction floor space also reduces flue length, and each flue circulate can also be ensured.
Further, described first flue comprises the six roots of sensation and exports corresponding the first by-pass flue be communicated with described deduster six respectively, and described first by-pass flue is all set in parallel in described biserial air-introduced machine side; Also comprise two to shift to install and the first flue collector be connected with described biserial air-introduced machine respectively, the first flue collector described in every root converges gradually with three close described first by-pass flues arranged and is communicated with; And described first by-pass flue and described first flue collector are all set to have the bend pipe that circular space delays turning head.First flue is set to two three-in-one collecting pipes, connects three outlets in deduster six outlet and the row air-introduced machine in biserial air-introduced machine respectively.The three-in-one collecting pipe of every root includes three first by-pass flues and first flue collector, every root first by-pass flue and the first flue collector are arranged circular space to delay turning head and carry out transition, in the convenient flue gas smooth and easy introducing biserial air-introduced machine that deduster six is exported, and make flue gas can converge to biserial air-introduced machine equably from deduster six exit, flue gas in flue even flow field is stablized, greatly reduce smoke flow resistance reduce energy resource consumption, make fan operation more economically, safety, stable.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 interference or stringing difficulty.In addition, first flue is arranged near biserial air-introduced machine, the distance furthered between deduster and two air-introduced machine, shorten the distance of house outlet and chimney center line, significantly decrease the quantity of material of flue, and reduce flue gas system crushing, equipment is more efficiently run, reduce auxiliary power consumption, improve unit operation economy.
Further, first by-pass flue described in the six roots of sensation is divided into two groups of arranged side by side first by-pass flue groups be communicated with described first flue collector, often organize described first by-pass flue group and comprise described first by-pass flue that three, left, center, right are set up in parallel, and described first by-pass flue in two, left and right is arranged symmetrically with about described first by-pass flue in centre.Carry out grouping to the six roots of sensation first by-pass flue to arrange, make the first by-pass flue be communicated with close three house outlet respectively form one group, flue can be set nearby and save duct length, and flue structure can be made as far as possible simple.And can be designed more flexibly the structure of the first by-pass flue by grouping, enable the flue in the first by-pass flue group be arranged symmetrically with, thus make each first by-pass flue more uniformly to arrange, the connection transition of pipeline is milder.
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 two the second by-pass flues be arranged side by side be communicated with gradually, two described second by-pass flues are all communicated with a described flue gas waste heat recovery apparatus, and the second by-pass flue described in every root is provided with the circular space bending extension to vertical direction by horizontal direction delays turning head.Second flue is set to the isocon form be divided into two, flue gas is shunted respectively from biserial air-introduced machine and enters in two flue gas waste heat recovery apparatus, fully can reclaim fume afterheat.And, flue arranges circular space delay turning head and carry out transition, the convenient flue gas exported by 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 reduces smoke flow resistance and reduce energy resource consumption.
Further, described 3rd flue comprises two and is set up in parallel and the 3rd flue collector be communicated with two described flue gas waste heat recovery apparatus respectively, and the 3rd flue collector described in every root is provided with multiple circular space delays turning head; Be provided with bottom described desulfuration absorbing tower and join the outstanding rectangle control tower of flue gas waste heat recovery apparatus to described, 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 multiple circular space is set on by-pass flue delays turning head and carry out transition, 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 structure is all thicker, direct connection can destroy the structure of desulfuration absorbing tower and connect also inconvenient, and by arranging rectangle control tower in desulfuration absorbing tower porch, the structure of rectangle control tower is convenient to carry out that mounting and adjusting is namely convenient is connected with the 3rd flue collector and 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 the 4th flue collector be communicated with described desulfuration absorbing tower tower top, described 4th flue collector be bent upwards extension and a part to extend into described chimney inner, described 4th flue collector is set to have the bend pipe that two circular spaces delay turning head.Flue gas after desulfuration absorbing tower process flow in chimney through the 4th flue, and two circular spaces are set on the 4th flue delay turning head and carry out transition, conveniently the desulfuration absorbing tower and chimney that are positioned at differing heights are coupled together swimmingly, make flue gas can equably in smooth and easy introducing chimney, greatly can reduce the flow resistance of flue gas in the 4th flue and reduce energy resource consumption.
The utility model has following outstanding advantage:
1, biserial air-introduced machine, desulfuration absorbing tower and chimney are arranged to " one " font, flue gas waste heat recovery apparatus is arranged on biserial air-introduced machine exit normal flue, make full use of space everywhere, 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 entrance can 0-180 ° of angle air intake, air-introduced machine outlet back to desulfuration absorbing tower, flue is slow turn after just desulfuration absorbing tower entrance is connected, make desulfuration absorbing tower inlet flue gas even flow field, improve desulfuration efficiency;
3, 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;
4, after deduster, each equipment takes full advantage of vertical and horizontal solid space with the combined layout of flue, foreshortens within 26.71 meters by the distance between house outlet and chimney center line by traditional 59 meters;
5, integral arrangement structure carries out mirror-image arrangement still effectively, strong adaptability.
Accompanying drawing explanation
Fig. 1 is the perspective view that the deduster six of joining flue gas waste heat recovery apparatus described in the utility model embodiment exports rear flue gas system arrangement;
Fig. 2 is the plan structure schematic diagram that the deduster six of joining flue gas waste heat recovery apparatus described in the utility model embodiment exports rear flue gas system arrangement;
Fig. 3 is the forward sight structural representation that the deduster six of joining flue gas waste heat recovery apparatus described in the utility model embodiment exports rear flue gas system arrangement.
Description of reference numerals:
100-first flue, 110-first by-pass flue, 120-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 (the 3rd flue collector), 600-desulfuration absorbing tower, 610-control tower, 700-the 4th flue (the 4th flue collector), 800-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 six of joining flue gas waste heat recovery apparatus exports rear flue gas system arrangement (being namely arranged on the arrangement of the deduster various equipment below with six outlets), comprise be set up in parallel export with deduster six the biserial air-introduced machine 200 (i.e. horizontal cross arranged side by side arrange two air-introduced machines) be connected, two flue gas waste heat recovery apparatus 400 be connected respectively with biserial air-introduced machine 200, the desulfuration absorbing tower 600 be all connected with two flue gas waste heat recovery apparatus 400, and the chimney 800 to be connected with desulfuration absorbing tower 600, and the biserial air-introduced machine 200 connected successively, two flue gas waste heat recovery apparatus 400, the center line of desulfuration absorbing tower 600 and chimney 800 is all positioned at same plane.Namely the above-mentioned each equipment projection be in one plane arranged in solid space is all positioned on straight line.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, chimneys 800 after being exported by deduster six 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.And 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.In addition, each equipment and flue can common support frameworks, reduce civil engineering cost.
And, desulfuration absorbing tower 600 and chimney 800 are vertically arranged side by side, two flue gas waste heat recovery apparatus 400 are all vertically arranged at top outside biserial air-introduced machine 200, 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 horizontal cross is arranged side by side between desulfuration absorbing tower 600 and flue gas waste heat recovery apparatus 400, two air-introduced machine both sides reserve separately and are not less than the wide space for maintenance of 5m, and the outlet of biserial air-introduced machine 200 is all arranged back to desulfuration absorbing tower 600.The biserial air-introduced machine set gradually 200, two flue gas waste heat recovery apparatus 400, desulfuration absorbing tower 600 and chimneys 800 arrange successively according to their height, the shortest and the smallest biserial air-introduced machine 200 is arranged in outer side-lower, higher desulfuration absorbing tower 600 is arranged in centre position, and the highest chimney 800 is arranged in inner side, the solid space after Appropriate application deduster.Flue gas waste heat recovery apparatus 400 is arranged in biserial air-introduced machine 200 exit and is connected with 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 and desulfuration absorbing tower 600 taller and bigger, biserial air-introduced machine 200 is arranged between flue gas waste heat recovery apparatus 400 and desulfuration absorbing tower 600, the spatially layering be convenient to like this between flue gas waste heat recovery apparatus 400 and desulfuration absorbing tower 600 arranges various connecting pipe, transverse direction between energy Appropriate application flue gas waste heat recovery apparatus 400 and desulfuration absorbing tower 600 and vertical space, make to arrange between each equipment compact, further minimizing floor space, reduce the length connecting flue.In addition, make biserial air-introduced machine 200 horizontally set and the outlet of biserial air-introduced machine 200 is all arranged back to desulfuration absorbing tower 600 entrance, make the connection flue of each row of biserial air-introduced machine 200 and each flue gas waste heat recovery apparatus 400 milder (there will not be elbow more more), also connection flue is made to arrange shorter, also the connection flue between flue gas waste heat recovery apparatus 400 and desulfuration absorbing tower 600 can not be made too rapid, 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 six of joining flue gas waste heat recovery apparatus exports rear flue gas system arrangement and also comprises and be positioned at biserial air-introduced machine 200 side and be communicated with deduster six outlet and the first flue 100 of biserial air-introduced machine 200, the second flue 300 of biserial air-introduced machine 200 and flue gas waste heat recovery apparatus 400 is also directly communicated with between biserial air-introduced machine 200 and flue gas waste heat recovery apparatus 400, the 3rd flue 500 of flue gas waste heat recovery apparatus 400 and desulfuration absorbing tower 600 is also directly communicated with between flue gas waste heat recovery apparatus 400 and desulfuration absorbing tower 600, and desulfuration absorbing tower 600 and and chimney 800 between and be directly communicated with desulfuration absorbing tower 600 and with the 4th flue 700 of chimney 800.Second flue 300, the 3rd flue 500 and the 4th flue 700 are all between flue gas waste heat recovery apparatus 400 and chimney 800, the center line of the second flue 300, the 3rd flue 500 and the 4th flue 700 is also all positioned in the plane at center line place of desulfuration absorbing tower 600 and chimney 800, and the first flue 100, second flue 300 is all arranged at immediately below the 3rd flue 500,3rd flue 500 is arranged at the 4th flue 700 side-lower, and the first flue 100 stretches out in outside the 3rd flue 500.Second flue 300 of each equipment will be communicated with, 3rd flue 500, 4th flue 700 is also in " one " figure space combined layout, and by the first flue 100, second flue 300 is all arranged at below the 3rd flue 500 and the 4th flue 700, by the first flue 100, second flue 300, 3rd flue 500 and the 4th flue 700 layering are arranged, and the first flue 100 is stretched out outside the 3rd flue 500 be convenient to and deduster six outlet, make full use of former biserial air-introduced machine 200, flue gas waste heat recovery apparatus 400, transverse direction between desulfuration absorbing tower 600 and chimney 800 and vertical solid space, make to arrange between each flue and equipment compacter, further reduction floor space also reduces flue length, and each flue circulate can also be ensured.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 the six roots of sensation and exports corresponding the first by-pass flue 110 be communicated with respectively with deduster six, and the first by-pass flue 110 is all set in parallel in biserial air-introduced machine 200 side.First flue 100 also comprises two and shifts to install and the first flue collector 120 be connected with biserial air-introduced machine 200 respectively, and every root first flue collector 120 converges gradually with three close the first by-pass flues 110 arranged and is communicated with (namely three-in-one confluxing is connected).First flue 100 is set to two three-in-one collecting pipes, connect respectively deduster six export in three outlets and a row air-introduced machine in biserial air-introduced machine 200, and the first by-pass flue 110 and the first flue collector 120 are all set to have the bend pipe that circular space delays turning head.The three-in-one collecting pipe of every root includes three first by-pass flues 110 and first flue collector 120, every root first by-pass flue 110 and the first flue collector 120 are arranged circular space to delay turning head and carry out transition, in the convenient flue gas smooth and easy introducing biserial air-introduced machine 200 that deduster six is exported, and make flue gas can converge to biserial air-introduced machine 200 equably from deduster six exit, flue gas in flue even flow field is stablized, greatly reduce smoke flow resistance reduce energy resource consumption, make fan operation more economically, safety, stable.And be arranged in below the 3rd flue 500 by two first flue collector 120 layering dislocation of the first flue 100, the solid space below energy Appropriate application the 3rd flue 500, also can not produce interference or stringing difficulty.In addition, first flue 100 is arranged near biserial air-introduced machine 200, the distance furthered between deduster and two air-introduced machine 200, shorten the distance of house outlet and chimney 800 center line, significantly decrease the quantity of material of flue, and reduce flue gas system crushing, equipment is more efficiently run, reduce auxiliary power consumption, improve unit operation economy.
Further, the six roots of sensation first by-pass flue 110 is divided into two groups of arranged side by side first by-pass flue groups be communicated with the first flue collector 120, often organize the first by-pass flue group and comprise the first by-pass flue 110 that three, left, center, right are set up in parallel, and two, left and right the first by-pass flue 110 is arranged symmetrically with about middle first by-pass flue 110.Carry out grouping to the six roots of sensation first by-pass flue 110 to arrange, make the first by-pass flue 110 be communicated with close three house outlet respectively form one group, flue can be set nearby and save duct length, and flue structure can be made as far as possible simple.And, can be designed more flexibly the structure of the first by-pass flue 110 by grouping, flue in first by-pass flue group is arranged symmetrically with, thus each first by-pass flue 110 can more uniformly be arranged, the connection transition of pipeline is milder.Particularly, the circular space elbow that two are not less than 90 ° can be set on every root first by-pass flue 110, can be communicated with the first flue collector 120 swimmingly gently, and every root first flue collector 120 also can arrange the circular space elbow that to two are not less than 90 °, also every root first by-pass flue 110 and the first flue collector 120 junction all can be set to variable-diameter structure, by the angle of bend of appropriate design first flue 100, bending radius and total length of tube, swimmingly the biserial air-introduced machine 200 being positioned at differing heights can be communicated with house outlet on the one hand, can make on the other hand flow of flue gas smooth and easy uniform while can reduce flue length as far as possible.And, by appropriate design first flue 100, the first flue 100 is made to be communicated with more smooth and easy with deduster with biserial air-introduced machine 200, and make the first by-pass flue 110 of the first flue 100 inside and the first flue collector 120 junction transition more in order smooth and easy, in further minimizing first flue 100, turbulent flow occurs, 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 be divided into two gradually with every root second flue collector 310 and shunt two the second by-pass flues 320 be arranged side by side be communicated with, two second by-pass flues 320 are all communicated with a flue gas waste heat recovery apparatus 400, and every root second by-pass flue 320 is provided with the circular space bending extension to direction straight up by horizontal direction delays turning head.Second flue 300 is set to the isocon form be divided into two, flue gas is shunted respectively respectively from biserial air-introduced machine 200 and enters in two flue gas waste heat recovery apparatus 400, fully can reclaim fume afterheat.And, flue arranges circular space delay turning head and carry out transition, in the smooth and easy equably flue gas waste heat recovery apparatus 400 that introducing one is corresponding of the convenient flue gas by a row air-introduced machine outlet, flue gas is stablized in shunting place even flow field, greatly reduces smoke flow resistance and reduce energy resource consumption.Particularly, every root second by-pass flue 320 can arrange the circular space elbow that an angle of bend is not less than 90 °, 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 and is set up in parallel and the 3rd flue collector be communicated with two flue gas waste heat recovery apparatus 400 respectively, and every root the 3rd flue collector is provided with multiple circular space delays turning head.Be provided with bottom desulfuration absorbing tower 600 to joining the outstanding rectangle control tower 610 of flue gas waste heat recovery apparatus 400 inclination, this control tower 610 is used as the entrance of desulfuration absorbing tower 600, and two the 3rd flue collectors are all communicated with control tower 610.3rd flue 500 is set to two by-pass flues arranged side by side, and multiple circular space is set on by-pass flue delays turning head and carry out transition, and control tower 610 is obliquely installed, make the pipeline transition of connection flue gas waste heat recovery apparatus 400 and desulfuration absorbing tower 600 smooth and easy, conveniently introduce smooth and easy for the flue gas carried out after waste heat recovery equably in desulfuration absorbing tower 600, 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 structure is all thicker, direct connection can destroy the structure of desulfuration absorbing tower 600 and connect also inconvenient, and by arranging rectangle control tower 610 in desulfuration absorbing tower 600 porch, the structure of rectangle control tower 610 is convenient to carry out flue mounting and adjusting, so just conveniently the 3rd flue collector is 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 can arrange three 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, again from direction is bending to horizontal direction inclination extension straight down), 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 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, also flow of flue gas can be made to reduce flue length smoothly simultaneously as far as possible.3rd flue collector approximate U shape be can be set to, biserial air-introduced machine 200 and part first flue collector 120 top position place are crossed on.
In addition, above-mentioned 4th flue 700 comprises the 4th flue collector be communicated with desulfuration absorbing tower 600 tower top, the 4th flue collector be bent upwards extension and a part to extend into chimney 800 inner, the 4th flue collector is set to have the bend pipe that two circular spaces delay turning head.Flue gas after desulfuration absorbing tower 800 processes flow in chimney 800 through the 4th flue 700, and two circular spaces are set on the 4th flue 700 delay turning head and carry out transition, conveniently the desulfuration absorbing tower 600 and chimney 800 that are positioned at differing heights are coupled together swimmingly, make flue gas can equably in smooth and easy introducing chimney 800, greatly can reduce the flow resistance of flue gas in the 4th flue 700 and reduce energy resource consumption.Further, 4th flue collector can be provided with two circular space elbows being not less than 90 ° bending extension to chimney 800 direction (first extends bending by direction straight up to horizontal direction, bending to direction extension straight up from horizontal direction again), 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 chimney 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.
The deduster six of what the utility model provided join flue gas waste heat recovery apparatus exports rear flue gas system arrangement, biserial air-introduced machine 200, flue gas waste heat recovery apparatus 400, desulfuration absorbing tower 600 and chimney 800 are arranged to " one " font, and flue gas waste heat recovery apparatus 400 is arranged on biserial air-introduced machine 200 exit normal flue, make full use of space everywhere, shorten the distance of house outlet to chimney center line, decrease and take up an area and save flue material; Biserial air-introduced machine 200 entrance can 0-180 ° of angle air intake, the outlet of each row air-introduced machine all back to desulfuration absorbing tower 600, flue is 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; Adopt circular flue space-elbow, three-in-one, two-in-one collecting pipe technology, optimize flue gas flow field, reduce flue resistance, reduce auxiliary power consumption, improve unit operation economy; After deduster, the combined layout of each equipment and flue takes full advantage of space everywhere, foreshortens within 26.71 meters by the distance between house outlet and chimney center line by traditional 59 meters; It is still effective that integral arrangement structure carries out mirror-image arrangement.
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. the deduster six of joining flue gas waste heat recovery apparatus exports a rear flue gas system arrangement, it is characterized in that, comprises and exports with deduster six the biserial air-introduced machine be connected, and 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, and the chimney to be connected with described desulfuration absorbing tower, and the center line of the described biserial air-introduced machine connected successively, two described flue gas waste heat recovery apparatus, desulfuration absorbing tower and chimneys is all positioned at same plane;
Described desulfuration absorbing tower and described chimney are vertically arranged side by side, two described flue gas waste heat recovery apparatus are all vertically arranged at top outside described biserial air-introduced machine, and described biserial air-introduced machine is horizontally set 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 six of joining flue gas waste heat recovery apparatus according to claim 1 exports rear flue gas system arrangement, it is characterized in that, also comprise the first flue being communicated with deduster six outlet and described biserial air-introduced machine, be communicated with the second flue of described biserial air-introduced machine and described flue gas waste heat recovery apparatus, be communicated with the 3rd flue of described flue gas waste heat recovery apparatus and described desulfuration absorbing tower, and be communicated with the 4th flue of described desulfuration absorbing tower and chimney;
Described second flue, the 3rd flue and the 4th flue are all between described flue gas waste heat recovery apparatus and described chimney, the center line of described second flue, the 3rd flue and the 4th 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, described 3rd flue is arranged at described 4th flue side-lower, and described first flue stretches out in outside described 3rd flue.
3. deduster six of joining flue gas waste heat recovery apparatus according to claim 2 exports rear flue gas system arrangement, it is characterized in that, described first flue comprises the six roots of sensation and exports corresponding the first by-pass flue be communicated with described deduster six respectively, and described first by-pass flue is all set in parallel in described biserial air-introduced machine side;
Also comprise two to shift to install and the first flue collector be connected with described biserial air-introduced machine respectively, the first flue collector described in every root converges gradually with three close described first by-pass flues arranged and is communicated with; And described first by-pass flue and described first flue collector are all set to have the bend pipe that circular space delays turning head.
4. deduster six of joining flue gas waste heat recovery apparatus according to claim 3 exports rear flue gas system arrangement, it is characterized in that, first by-pass flue described in the six roots of sensation is divided into two groups of arranged side by side first by-pass flue groups be communicated with described first flue collector, often organize described first by-pass flue group and comprise described first by-pass flue that three, left, center, right are set up in parallel, and described first by-pass flue in two, left and right is arranged symmetrically with about described first by-pass flue in centre.
5. deduster six of joining flue gas waste heat recovery apparatus according to claim 2 exports rear flue gas system arrangement, 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 two the second by-pass flues be arranged side by side be communicated with gradually, two described second by-pass flues are all communicated with a described flue gas waste heat recovery apparatus, and the second by-pass flue described in every root is provided with the circular space bending extension to vertical direction by horizontal direction delays turning head.
6. deduster six of joining flue gas waste heat recovery apparatus according to claim 2 exports rear flue gas system arrangement, it is characterized in that, described 3rd flue comprises two and is set up in parallel and the 3rd flue collector be communicated with two described flue gas waste heat recovery apparatus respectively, and the 3rd flue collector described in every root is provided with multiple circular space delays turning head;
Be provided with bottom described desulfuration absorbing tower and join the outstanding rectangle control tower of flue gas waste heat recovery apparatus to described, two described 3rd flue collectors are all communicated with described control tower.
7. deduster six of joining flue gas waste heat recovery apparatus according to claim 2 exports rear flue gas system arrangement, it is characterized in that, described 4th flue comprises the 4th flue collector be communicated with described desulfuration absorbing tower tower top, described 4th flue collector be bent upwards extension and a part to extend into described chimney inner, described 4th flue collector is set to have the bend pipe that two circular spaces delay turning head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520988869.1U CN205208593U (en) | 2015-12-02 | 2015-12-02 | Six export back flue gas system arrangement structure of dust remover that join in marriage residual heat from flue gas device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520988869.1U CN205208593U (en) | 2015-12-02 | 2015-12-02 | Six export back flue gas system arrangement structure of dust remover that join in marriage residual heat from flue gas device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205208593U true CN205208593U (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520988869.1U Withdrawn - After Issue CN205208593U (en) | 2015-12-02 | 2015-12-02 | Six export back flue gas system arrangement structure of dust remover that join in marriage residual heat from flue gas device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205208593U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402752A (en) * | 2015-12-02 | 2016-03-16 | 中国能源建设集团广东省电力设计研究院有限公司 | Subsequent flue gas system arrangement structure for six outlets of dust remover and equipped with flue gas waste heat recovery devices |
-
2015
- 2015-12-02 CN CN201520988869.1U patent/CN205208593U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402752A (en) * | 2015-12-02 | 2016-03-16 | 中国能源建设集团广东省电力设计研究院有限公司 | Subsequent flue gas system arrangement structure for six outlets of dust remover and equipped with flue gas waste heat recovery devices |
| CN105402752B (en) * | 2015-12-02 | 2018-03-16 | 中国能源建设集团广东省电力设计研究院有限公司 | Flue gas system arrangement after deduster six with flue gas waste heat recovery apparatus exports |
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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: 20180316 |