CN103952159A - Heat storage device for transversely heating vertical coke exhaust coke oven - Google Patents
Heat storage device for transversely heating vertical coke exhaust coke oven Download PDFInfo
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- CN103952159A CN103952159A CN201410152811.3A CN201410152811A CN103952159A CN 103952159 A CN103952159 A CN 103952159A CN 201410152811 A CN201410152811 A CN 201410152811A CN 103952159 A CN103952159 A CN 103952159A
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- 239000000571 coke Substances 0.000 title claims abstract description 48
- 238000005338 heat storage Methods 0.000 title claims abstract description 14
- 238000010438 heat treatment Methods 0.000 title abstract description 56
- 239000007789 gas Substances 0.000 claims abstract description 121
- 239000003546 flue gas Substances 0.000 claims abstract description 86
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 84
- 238000002485 combustion reaction Methods 0.000 claims abstract description 61
- 230000001172 regenerating effect Effects 0.000 claims abstract description 36
- 239000000779 smoke Substances 0.000 claims description 46
- 238000007599 discharging Methods 0.000 claims description 33
- 239000011449 brick Substances 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000004939 coking Methods 0.000 description 19
- 239000002918 waste heat Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000003517 fume Substances 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 206010022000 influenza Diseases 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004093 laser heating Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 230000009885 systemic effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Coke Industry (AREA)
Abstract
The invention discloses a heat storage device for transversely heating a vertical coke exhaust coke oven. The heat storage device is distributed at two sides or one side of the coke oven, and comprises a plurality of regenerative chambers arranged in parallel, wherein the internal part of each regenerative chamber is partitioned into a plurality of heat exchange channels up and down; the heat exchange channels are correspondingly connected with a horizontal flame path of a combustion chamber; each heat exchange channel comprises a lean gas/flue gas heat exchange branch channel and an air/flue gas heat exchange branch channel, which are horizontally arranged; and a heat accumulator is arranged inside each heat exchange channel. The heat storage device disclosed by the invention is transversely connected with the combustion chamber, the heat storage device is divided into a plurality of transversely independent heat exchange chambers up and down, and transverse intermittent heat exchange on the heating gas and the discharged flue gas is carried out in the heat exchange chamber, so that the up and down complicated structural relationship of the regenerative chambers of the existing coke oven is simplified, and long and short chutes of a chute area are concealed, the quality of shaped bricks is reduced, a gas flow path is short, small in resistance and convenient to adjust, and quantitative and uniform heating can be achieved. Therefore, investment is reduced, and a production operation is simplified.
Description
Technical field
The present invention relates to a kind ofly for vertical coke discharging formula pit kiln transverse reciprocating or the regenerative apparatus of heating alternately, belong to metallurgical industry coking industry coking technology field.
Background technology
The heating system of existing pit kiln is distributed in San Ge region, coke oven upper, middle and lower, in upper of furnace body, dozens of coking chamber and dozens of combustion chamber distribute alternately, each combustion chamber consists of more than 30 flues, every two flues twinflue that partners, the combustion gas flowing that one of them walks to rise, the flue gas that another walks to decline, the cycle hockets.At body of heater middle part, there is equally dozens of regenerator, heat storage is equipped with in inside, heat storage absorbs the waste heat of combustion chamber decline flue flue gas in one-period, the heated air that preheating is risen in next cycle, regenerator top is connected by long and short chute with bottom, combustion chamber, and regulates flue heating gas flow by the adjusting brick of outlet.At lower portion of furnace body, the double-edged fine-toothed comb brick that horizontal bottom flue distributes by its top is connected with regenerator bottom, double-edged fine-toothed comb brick distributes vertical vertical discharged gas fume or the heated air that become laterally/laterally become for adjusting, horizontal bottom flue communicates with a minute flue by exhaust gas disc, by exchange board, switch heated air and discharged gas fume, at lower portion of furnace body also distributing heated air pipeline and reversing valve, barometric damper etc.
As can be seen here, existing heating coke-oven system upper, middle and lower irrational distribution, accumulation of heat region, middle part, bottom heated air and flue gas turnover region, lower region in occupation of the burnt pit kiln of vertical row's formula for gravity coke discharging, laterally discharge of the coke and have to, by means of auxiliary coke over machinery, have problem of environmental pollution; At regenerator top, by long and short chute, be connected with combustion chamber, and by adjusting brick, regulate the flow of flue heated air, at regenerator bottom, by double-edged fine-toothed comb brick, be connected with horizontal bottom flue, and regulate heated air and discharged gas fume carry out horizontal stroke/vertical or perpendicular/horizontal break-in of air-flow and the shunting of air-flow or conflux by double-edged fine-toothed comb brick, furnace binding is complicated, gas flow-regulating operational difficulty, systemic resistance is large, and initial cost is high.
Summary of the invention
The object of this invention is to provide a kind of for vertically coke discharging formula pit kiln transverse reciprocating or the alternately regenerative apparatus of heating, this regenerative apparatus is distributed in both sides or a side of pit kiln, vacate coking chamber bottom critical positions, for the vertical coke discharging of pit kiln provides prerequisite, make coke making process flow process more scientific and reasonable; This horizontal regenerative apparatus can change the upper and lower complicated structural relation of existing pit kiln regenerator, can regulate heating gas flow outward at body of heater, realizes and determines heat homogeneous heating, reduces investment, simple to operate.
A kind of regenerative apparatus for vertical coke discharging formula pit kiln Transverse Heated, it is characterized in that this regenerative apparatus is distributed in both sides or a side of pit kiln, comprise a plurality of regenerator that are arranged side by side, each regenerator inside is separated into a plurality of heat exchanger channels up and down, heat exchanger channels is identical with the horizontal quirk quantity in combustion chamber and corresponding connected one by one, each heat exchanger channels comprises horizontal low-grade gas/flue gas heat exchange subchannel and air/smoke heat exchange subchannel, and heat storage is housed in heat exchanger channels;
At the two ends of each low-grade gas/flue gas heat exchange subchannel, be respectively equipped with low-grade gas/flue gas inner port and low-grade gas/flue gas external port; At the two ends of each air/smoke heat exchange subchannel, be respectively equipped with air/smoke inner port and air/smoke external port;
Described low-grade gas/flue gas inner port is used for level connection joint in low-grade gas/flue gas port of each self-corresponding combustion chamber quirk; Described air/smoke inner port is used for level connection joint in the air/smoke port of each self-corresponding combustion chamber quirk;
Described low-grade gas/flue gas external port is connected with flue gas standpipe with low-grade gas standpipe with the regenerator air/smoke pipe connecting with reversing valve by the regenerator low-grade gas/flue gas pipe connecting with reversing valve respectively;
Described air/smoke external port is connected with flue gas standpipe with air standpipe with the regenerator air/smoke pipe connecting with reversing valve by the regenerator low-grade gas/flue gas pipe connecting with reversing valve respectively.
Described regenerative apparatus adds at vertical coke discharging formula pit kiln transverse reciprocating the application of hankering.
Described regenerative apparatus laterally alternately adds at vertical coke discharging formula pit kiln the application of hankering.
Advantage of the present invention: the regenerative apparatus of vertical coke discharging formula pit kiln, regenerative apparatus divides and is located at pit kiln both sides or a side, for the vertical coke discharging of pit kiln provides prerequisite; Regenerative apparatus is laterally connected with combustion chamber, regenerative apparatus is divided into a plurality of laterally Heat Rooms independently up and down, laterally intermittently heat exchange of heated air and discharged gas fume in Heat Room, simplify the upper and lower complicated structural relation of existing pit kiln regenerator, cancelled the short chute of the chute head of district, reduced special shaped brick quantity, gas flowing path is short, resistance is little, easy to adjust, can realize quantitative and even heating.Therefore, reduce investment, simplified production operation.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention (transverse sectional view).
Fig. 2 is the longitudinal sectional view (A-A) of vertical coke discharging formula pit kiln
Fig. 3 is the transverse sectional view (B-B) of the present invention while being distributed in vertical coke discharging formula pit kiln both sides
Fig. 4 is the side sectional view (C-C) of the present invention when being distributed in vertical coke discharging formula pit kiln both sides and carrying out heating in reciprocating mode
Be low-grade gas/flue gas heat exchange subchannel 8 sectional views from low-grade gas standpipe place of combustion chamber and regenerator, meanwhile, combustion chamber is identical with this figure from the structure of the sectional view at air standpipe place with the air/smoke heat exchange subchannel 9 of regenerator.
Fig. 5 is the side sectional view (D-D) of the present invention when being distributed in vertical coke discharging formula pit kiln both sides and carrying out heating in reciprocating mode
Be low-grade gas/flue gas heat exchange subchannel 8 sectional views from flue gas standpipe place of combustion chamber and regenerator, meanwhile, combustion chamber is identical with this figure from the structure of the sectional view at flue gas standpipe place with the air/smoke heat exchange subchannel 9 of regenerator.
Fig. 6 is the part sectioned view (E-E) of vertical coke discharging formula pit kiln involved in the present invention
Fig. 7 is the side partial sectional view (F-F) of vertical coke discharging formula pit kiln involved in the present invention
Fig. 8 is the side sectional view of the present invention when being distributed in vertical coke discharging formula pit kiln both sides and alternately heating
Be low-grade gas/flue gas heat exchange subchannel 8 sectional views from low-grade gas standpipe place of combustion chamber and regenerator, meanwhile, combustion chamber is identical with this figure from the structure of the sectional view at air standpipe place with the air/smoke heat exchange subchannel 9 of regenerator.
Fig. 9 is the side sectional view of the present invention when being distributed in vertical coke discharging formula pit kiln both sides and alternately heating
Be low-grade gas/flue gas heat exchange subchannel 8 sectional views from flue gas standpipe place of combustion chamber and regenerator, meanwhile, combustion chamber is identical with this figure from the structure of the sectional view at flue gas standpipe place with the air/smoke heat exchange subchannel 9 of regenerator.
Figure 10 is that the present invention is distributed in side sectional view when vertical coke discharging formula pit kiln is one-sided alternately to be heated
Its middle part, combustion chamber, without partition wall, is equivalent to the left-half of Fig. 8 or Fig. 9 on the whole.
Figure 11 is the vertical coke discharging formula pit kiln supporting with Figure 10 and the schematic diagram of tamping charging car thereof
Its tamping charging car is distributed in the opposite side of vertical coke discharging formula pit kiln.
Wherein, 1, coking chamber, 2, combustion chamber, 3, regenerator, 5, horizontal quirk, 6, tamping charging car, 7, heat exchanger channels, 8, low-grade gas/flue gas heat exchange subchannel, 9, air/smoke heat exchange subchannel,
10, low-grade gas standpipe, 11, air standpipe, 12, flue gas standpipe, 13, coke-oven gas standpipe,
14, low-grade gas/flue gas port, 15, air/smoke port, 16, coke-oven gas port, 17, low-grade gas/flue gas inner port, 18, air/smoke inner port, 19, low-grade gas/flue gas external port, 20, air/smoke external port,
21, combustion chamber low-grade gas/flue gas pipe connecting, 22, combustion chamber air/smoke pipe connecting, 23, coke-oven gas pipe connecting, 24, regenerator low-grade gas/flue gas pipe connecting, 25, regenerator air/smoke pipe connecting,
26, flue gas arm, 27, low-grade gas arm, 28, air arm, 29, coke-oven gas arm;
A3, auto stove-door, A4, the hole of coalingging, A14, wing furnace door.
embodiment
As shown in Fig. 1-7, a kind of regenerative apparatus for vertical coke discharging formula pit kiln Transverse Heated, it is characterized in that this regenerative apparatus is distributed in both sides or a side of pit kiln, comprise a plurality of regenerator that are arranged side by side 3, each regenerator 3 inside is separated into a plurality of heat exchanger channels 7 up and down, heat exchanger channels 7 is identical with horizontal quirk 5 quantity in combustion chamber and corresponding connected one by one, each heat exchanger channels 7 comprises horizontal low-grade gas/flue gas heat exchange subchannel 8 and air/smoke heat exchange subchannel 9, in heat exchanger channels 7, heat storage is housed;
At the two ends of each low-grade gas/flue gas heat exchange subchannel 8, be respectively equipped with low-grade gas/flue gas inner port 17 and low-grade gas/flue gas external port 19; At the two ends of each air/smoke heat exchange subchannel 9, be respectively equipped with air/smoke inner port 18 and air/smoke external port 20;
Described low-grade gas/flue gas inner port 17 for level connection joint in low-grade gas/flue gas port one 4 of each self-corresponding combustion chamber quirk; Described air/smoke inner port 18 for level connection joint in the air/smoke port one 5 of each self-corresponding combustion chamber quirk;
Described low-grade gas/flue gas external port 19 is connected with flue gas standpipe 12 with low-grade gas standpipe 10 with the regenerator air/smoke pipe connecting 25 with reversing valve by the regenerator low-grade gas/flue gas pipe connecting 24 with reversing valve respectively;
Described air/smoke external port 20 is connected with flue gas standpipe 12 with air standpipe 11 with the regenerator air/smoke pipe connecting 25 with reversing valve by the regenerator low-grade gas/flue gas pipe connecting 24 with reversing valve respectively.
For realizing, utilize coke-oven gas to carry out reciprocating heating: as shown in Fig. 3,6, above-mentioned horizontal quirk 5 two ends are also respectively equipped with coke-oven gas port one 6, and described coke-oven gas port one 6 is connected with coke-oven gas standpipe 13 by the coke-oven gas pipe connecting 23 with stopping valve.Obviously, regenerative apparatus of the present invention still can be applicable to which.
Each flue gas standpipe 12 of the present invention is all connected on flue gas arm 26; Each low-grade gas standpipe 10 is all connected on low-grade gas arm 27, and each air standpipe 11 is all connected on air arm 28, and each coke-oven gas standpipe 13 is all connected on coke-oven gas arm 29.
Low-grade gas/flue gas port one 4 at each horizontal quirk two ends and air/smoke port one 5 by combustion chamber low-grade gas/flue gas pipe connecting 21 and combustion chamber air/smoke pipe connecting 22, are connected with air/smoke inner port 18 levels with low-grade gas/flue gas inner port 17 of the corresponding regenerator heat exchanger channels in both sides respectively.
Between combustion chamber 2 and coking chamber 1 by furnace wall space; Heated air is burnt in combustion chamber 2, by furnace wall, heat is offered to coking chamber 1, and the coal charge destructive distillation of being heated in coking chamber 1 generates coke.
Pit kiln forms coke oven main body by a plurality of coking chambers that are arranged side by side 1 and combustion chamber 2 conventionally, N coking chamber 1 is furnished with N+1 combustion chamber and makes each coking chamber 1 both sides be provided with combustion chamber 2, when regenerative apparatus of the present invention is only distributed in coke oven main body when one-sided, regenerator 3 quantity are identical with combustion chamber 2 and corresponding connected one by one, each regenerator 3 comprises a plurality of horizontal quirks 5 that are arranged above and below, regenerator 3 connects successively in order and is integrally formed the regenerative apparatus of formula structure as Figure 10, also can be independent of one another; When regenerative apparatus is distributed in coke oven main body both sides, regenerator 3 quantity are the twice of combustion chamber 2 quantity, and 2 two ends, combustion chamber connect respectively a regenerator 3 of homonymy, as shown in Figure 3.
The regenerative apparatus of the present invention during as vertical coke discharging formula pit kiln Transverse Heated used, related vertical coke discharging formula pit kiln as shown in Figure 2, be different from the coking mode that existing pit kiln one side coal opposite side discharges of the coke, be also different from that existing pit kiln is arranged on pit kiln bottom by Heat Room and the type of heating that adopts upper and lower laser heating; The hole A4 that coalings replacing by pit kiln top coalings, pass through again the coking mode of the auto stove-door A3 coke discharging of pit kiln bottom, be called for short " upper entering and lower leaving " (as shown in Figure 2,3), or the wing furnace door A14 replacing by pit kiln one side coalings with tamping charging car 7, the coking mode of passing through again the auto stove-door A3 coke discharging of pit kiln bottom, is called for short " side goes out under entering " (as shown in figure 11).Wherein, the coking mode of " upper entering and lower leaving " can adopt heating in reciprocating mode and alternately heating, and the coking mode of " side goes out under entering " can only adopt alternately heating, therefore can be divided into following three kinds of forms:
Embodiment 1
As shown in Fig. 1-7, adopt top with the vertical coke discharging formula pit kiln (as Fig. 2,3) of the hole A4 that coalings, two groups of regenerative apparatuses of the present invention are distributed in pit kiln both sides (as Fig. 3,4,5), and be connected with pit kiln combustion chamber 2 both sides ports respectively, type of heating is transverse reciprocating heating (as Fig. 4,5).
Heating and the heat-accumulating process of this embodiment are as follows:
Within a heating period, when heating with low-grade gas, low-grade gas and air are respectively by low-grade gas standpipe 10 and the air standpipe 11 of a side, by the pipe connecting 24 with reversing valve of homonymy, enter low-grade gas heat exchange subchannel 8 and the air heat-exchange subchannel 9 of homonymy, in heat exchange subchannel separately, the heat of low-grade gas and absorption of air heat storage, low-grade gas after preheating and air, respectively by pipe connecting 21 separately, 22 enter the horizontal quirk 5 of combustion chamber 2, in horizontal quirk, low-grade gas and air diffuser burning, emit heat, flue gas after burning, by the pipe connecting 21 of another port, two combustion chambers, 22 enter low-grade gas heat exchange subchannel 8 and the air heat-exchange subchannel 9 of opposite side, in heat exchange subchannel separately, flue gas discharges waste-heat heat storage, emit the flue gas after waste heat, respectively by the pipe connecting 25 with reversing valve of opposite side regenerator, enter flue gas standpipe 12.
Within next heating period, low-grade gas and air are respectively by the other side low-grade gas standpipe 10 and air standpipe 11, by the pipe connecting 24 of this side band reversing valve, enter the heat exchanger channels 7 of homonymy regenerator 3, the heat exchanger channels 7 of the horizontal quirk 5 of combustion chamber 2, opposite side regenerator 3, repeat to absorb preheating, burning heat release, discharge waste heat process, move in circles, go round and begin again.
Equally, within a heating period, when melting down heating with coke-oven gas, for fear of the pre-thermo-cracking of coke-oven gas, the low-grade gas standpipe 10 of one side and air standpipe 11, low-grade gas heat exchange subchannel 8 and air heat-exchange subchannel 9 are all walked air, air after preheating is by two connecting tubes 21, 22, enter two port ones 4 of the horizontal quirk of combustion chamber, 15, coke-oven gas is without preheating, by this side coke-oven gas standpipe 13 by the pipe connecting 23 with stopping valve, directly enter the port one 6 at the horizontal quirk center of combustion chamber, in horizontal quirk, coke-oven gas and two airflow diffusion combustions, emit heat, flue gas after burning enters low-grade gas heat exchange subchannel 8 and the air heat-exchange subchannel 9 of the other side, discharge waste heat, vice versa.
In transverse reciprocating heating system, each horizontal quirk of institute's combuster, each heat exchanger channels of all both sides regenerator, all controls running according to above-mentioned rule by computer program.
Embodiment 2
As shown in Fig. 1-3,8,9, adopt top with the vertical coke discharging formula pit kiln (as Fig. 2,3) of the hole A4 that coalings, two groups of regenerative apparatuses of the present invention are distributed in pit kiln both sides (as Fig. 3,8,9), and be connected with pit kiln combustion chamber 2 both sides ports respectively, type of heating is laterally alternately heating (as Fig. 8,9).
Laterally alternately heating is compared with transverse reciprocating heating, adopt the regenerative apparatus of same structure, the structure that is mainly the two combustion chamber is different, laterally alternately heating adjacent two quirks is up and down one group, be called the horizontal quirk of duplex, on dividing plate brick between two quirks, leave and cross over hole and circulation pore, its difference is as shown in Fig. 3,8.
Heating and the heat-accumulating process of this embodiment are as follows:
Heat-processed of the present invention is as follows, and the wherein side regenerative apparatus of take is example
Within a heating period, when heating with low-grade gas, low-grade gas and air are respectively by the low-grade gas standpipe 10 of one side regenerator and the standpipe 11 of air, low-grade gas pipe connecting 24 by homonymy band reversing valve and with the air pipe connecting 25 of reversing valve, enter low-grade gas heat exchange subchannel 8 and the air heat-exchange subchannel 9 of homonymy odd number (discussing) from bottom to top, in heat exchange subchannel separately, the heat of low-grade gas and absorption of air heat storage, low-grade gas after preheating and air, respectively by low-grade gas pipe connecting 21 and air pipe connecting 22 separately, enter the horizontal quirk of odd number duplex of combustion chamber 2, in the horizontal quirk of odd number duplex, low-grade gas and air diffuser burning, flue gas after burning is crossed over hole by the horizontal quirk of duplex, enter the horizontal quirk of even numbers and emit heat, a small amount of flue gas returns to the horizontal twinflue of odd number by circulation pore, be used for elongating flame, remaining most of flue gas passes through with side combusion chamber's low-grade gas/flue gas pipe connecting 21 and air/smoke pipe connecting 22, enter low-grade gas heat exchange subchannel 8 and the air heat-exchange subchannel 9 of homonymy even numbers, in heat exchange subchannel separately, flue gas discharges waste-heat heat storage, emit the flue gas after waste heat, respectively by the low-grade gas/flue gas pipe connecting 24 of the regenerator with reversing valve and the air/smoke pipe connecting 25 of heat exchange subchannel external port, enter two flue gas standpipes 12 of homonymy.
Within next heating period, low-grade gas and air are respectively by the standpipe separately of homonymy, by pipe connecting and reversing valve thereof, enter even numbers (discussing) the heat exchanger channels preheating of homonymy regenerator from bottom to top, low-grade gas after preheating and air be pipe connecting respectively, enter the horizontal quirk burning of even numbers of same side combusion chamber, through crossing over hole, enter the horizontal quirk heat release of odd number, a small amount of flue gas recirculation, a large amount of flue gases pass through respectively pipe connecting, the odd number heat exchanger channels that enters homonymy regenerator discharges waste heat, flue gas after heat release is respectively by pipe connecting and reversing valve thereof, enter homonymy flue gas standpipe.
Equally, within a heating period, when melting down heating with coke-oven gas, for fear of the pre-thermo-cracking of coke-oven gas, odd number (discussing from bottom to top) low-grade gas heat exchange subchannel 8 and the air heat-exchange subchannel 9 of regenerator are all walked air on one side, air after preheating is by combustion chamber low-grade gas/flue gas pipe connecting 21 and air/smoke pipe connecting 22, enter low-grade gas/flue gas port one 4 and the air/smoke port one 5 of the horizontal quirk of combustion chamber odd number, coke-oven gas is without preheating, by homonymy coke-oven gas standpipe 13 by the coke-oven gas pipe connecting 23 with stopping valve, directly enter the coke-oven gas port one 6 at the horizontal quirk center of combustion chamber odd number, in horizontal quirk, coke-oven gas and two airflow diffusion combustions, flue gas after burning enters the horizontal quirk of homonymy even numbers and emits heat, a small amount of flue gas recirculation, a large amount of flue gases are respectively by combustion chamber low-grade gas/flue gas pipe connecting 21 and air/smoke pipe connecting 22, enter low-grade gas heat exchange subchannel 8 and air heat-exchange subchannel 9 release waste heats, flue gas after heat release is by regenerator low-grade gas/flue gas pipe connecting 24 and air/smoke pipe connecting 25, enter the outer row 12 of flue gas standpipe.
Within next heating period, homonymy even numbers low-grade gas and air heat-exchange subchannel are all walked air, air after preheating is by pipe connecting separately, enter two ports of the horizontal quirk of combustion chamber even numbers, coke-oven gas, without preheating, is directly entered the port at the horizontal quirk center of combustion chamber even numbers, in horizontal quirk by homonymy coke-oven gas standpipe, coke-oven gas and two airflow diffusion combustions, repeat above-mentioned steps afterwards.
Both sides institute combuster is all to horizontal twinflue up and down, and all regenerator in both sides are all to horizontal heat exchange passage up and down, all according to above-mentioned rule, by computer program, controls running, and alternate run, goes round and begins again.
In brief, within a heating period, the horizontal quirk of two side combusion chamber's odd numbers is charge combustion, and even numbers is the heating of giving vent to anger; Correspondingly, both sides regenerator odd number heat exchanger channels is the heat release of giving vent to anger, and even numbers heat exchanger channels is charge heating.Within next heating period, the horizontal quirk of even numbers is charge combustion, and odd number is the heating of giving vent to anger; Equally, even numbers heat exchanger channels is the heat release of giving vent to anger, and odd number heat exchanger channels is charge heating.
Embodiment 3
This regenerative apparatus is distributed in that vertical coke discharging formula pit kiln is one-sided, and opposite side is tamping charging car, and as shown in Figure 10,11, coking adopts that side goes out under entering, the level mode of heating alternately.
As shown in Figure 10,11, adopt coking chamber 1 right flank with wing furnace door A14, tamping charging car 6 is coaling to coking chamber 1 via wing furnace door A14, one group of regenerative apparatus of the present invention is arranged on pit kiln left side, and be connected with pit kiln combustion chamber 2 left side ports, type of heating is laterally alternately heating (as Figure 10).
Obviously, laterally alternately heating is compared with transverse reciprocating heating, adopt the regenerative apparatus of same structure, the structure that is mainly the two combustion chamber is different, laterally alternately heating adjacent two quirks is up and down one group, be called the horizontal quirk of duplex, leave and cross over hole and circulation pore on the dividing plate brick between two quirks, its difference is as shown in Fig. 3,8.
The type of heating of this scheme and the embodiment 2 wherein type of heating of a side heat-exchanger rig are identical, and difference is only that heat-exchanger rig is only distributed in the one-sided of vertical coke discharging formula pit kiln, and the heat-exchanger rig of embodiment 2 opposite sides is replaced with to tamping charging car 6.
Claims (3)
1. the regenerative apparatus for vertical coke discharging formula pit kiln Transverse Heated, it is characterized in that this regenerative apparatus is distributed in both sides or a side of pit kiln, comprise a plurality of a plurality of regenerator (3) that are arranged side by side, each regenerator (3) inside is separated into a plurality of heat exchanger channels (7) up and down, heat exchanger channels (7) is identical with the horizontal quirk in combustion chamber (5) quantity and corresponding connected one by one, each heat exchanger channels (7) comprises horizontal low-grade gas/flue gas heat exchange subchannel (8) and air/smoke heat exchange subchannel (9), and heat exchanger channels is equipped with heat storage in (7);
At the two ends of each low-grade gas/flue gas heat exchange subchannel (8), be respectively equipped with low-grade gas/flue gas inner port (17) and low-grade gas/flue gas external port (19).At the two ends of each air/smoke heat exchange subchannel (9), be respectively equipped with air/smoke inner port (18) and air/smoke external port (20);
Described low-grade gas/flue gas inner port (17) for level connection joint in low-grade gas/flue gas port (14) of each self-corresponding combustion chamber quirk; Described air/smoke inner port (18) for level connection joint in the air/smoke port (15) of each self-corresponding combustion chamber quirk;
Described low-grade gas/flue gas external port (19) is connected with flue gas standpipe (12) with low-grade gas standpipe (10) with the regenerator air/smoke pipe connecting (25) with reversing valve by the regenerator low-grade gas/flue gas pipe connecting (24) with reversing valve respectively;
Described air/smoke external port (20) is connected with flue gas standpipe (12) with air standpipe (11) with the regenerator air/smoke pipe connecting (25) with reversing valve by the regenerator low-grade gas/flue gas pipe connecting (24) with reversing valve respectively.
2. the application of regenerative apparatus claimed in claim 1, is characterized in that this regenerative apparatus adds at vertical coke discharging formula pit kiln transverse reciprocating the application of hankering.
3. the application of regenerative apparatus claimed in claim 1, is characterized in that this regenerative apparatus laterally alternately adds at vertical coke discharging formula pit kiln the application of hankering.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410152811.3A CN103952159A (en) | 2014-04-16 | 2014-04-16 | Heat storage device for transversely heating vertical coke exhaust coke oven |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410152811.3A CN103952159A (en) | 2014-04-16 | 2014-04-16 | Heat storage device for transversely heating vertical coke exhaust coke oven |
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| CN103952159A true CN103952159A (en) | 2014-07-30 |
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| CN201410152811.3A Pending CN103952159A (en) | 2014-04-16 | 2014-04-16 | Heat storage device for transversely heating vertical coke exhaust coke oven |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4440599A (en) * | 1981-12-14 | 1984-04-03 | Dr. C. Otto & Comp. G.M.B.H. | Heating system for a coke oven battery having twin-heating flues |
| CN1279267A (en) * | 1999-07-05 | 2001-01-10 | 川崎制铁株式会社 | Method for mending coke oven and device for bringing bricks into it |
| CN103756689A (en) * | 2014-01-29 | 2014-04-30 | 刘运良 | Coke oven capable of horizontally heating in reciprocating manner and vertically extracting coke |
| CN103773394A (en) * | 2014-01-29 | 2014-05-07 | 刘运良 | Transverse alternative heating and vertical coke exhaust coke oven |
| CN103834418A (en) * | 2014-04-02 | 2014-06-04 | 青岛伊诺威能源化工新技术有限公司 | Transverse alternate heating and vertical coke discharging type tamping coke furnace |
-
2014
- 2014-04-16 CN CN201410152811.3A patent/CN103952159A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4440599A (en) * | 1981-12-14 | 1984-04-03 | Dr. C. Otto & Comp. G.M.B.H. | Heating system for a coke oven battery having twin-heating flues |
| CN1279267A (en) * | 1999-07-05 | 2001-01-10 | 川崎制铁株式会社 | Method for mending coke oven and device for bringing bricks into it |
| CN103756689A (en) * | 2014-01-29 | 2014-04-30 | 刘运良 | Coke oven capable of horizontally heating in reciprocating manner and vertically extracting coke |
| CN103773394A (en) * | 2014-01-29 | 2014-05-07 | 刘运良 | Transverse alternative heating and vertical coke exhaust coke oven |
| CN103834418A (en) * | 2014-04-02 | 2014-06-04 | 青岛伊诺威能源化工新技术有限公司 | Transverse alternate heating and vertical coke discharging type tamping coke furnace |
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Application publication date: 20140730 |