CN205269389U - Desulfurization lime stone supplies thick liquid system - Google Patents
Desulfurization lime stone supplies thick liquid system Download PDFInfo
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- CN205269389U CN205269389U CN201521029508.0U CN201521029508U CN205269389U CN 205269389 U CN205269389 U CN 205269389U CN 201521029508 U CN201521029508 U CN 201521029508U CN 205269389 U CN205269389 U CN 205269389U
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- lime stone
- stone slurry
- slurry case
- suction pipe
- jelly suction
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Abstract
The utility model discloses a desulfurization lime stone supplies thick liquid system, include: a plurality of limestone slurry casees, establish ties together through communicating pipe between the limestone slurry case, communicating pipe is last to be connected with a plurality of pulp pumping pipe ways, pulp pumping pipe says and is connected with the desulfurizing tower through the thick liquid pump, being equipped with the agitator in every limestone slurry case, using the setting of a plurality of limestone slurry casees, carry out the mode of a plurality of desulfurizing tower work, do not shut down in the time of can guaranteeing to examine and repair like this, it sets up when making local the maintenance to establish ties between many limestone slurry case in addition, and the maintenance department can use neighbouring limestone slurry case and carry out work.
Description
Technical field
The utility model relates to desulfuration field, particularly relates to a kind of desulfurized limestone pulp feeding system.
Background technology
In current limestone-gypsum method flue gas desulfurization (FGD) unit, lime stone pulping system arranges the pulp feeding system scheme of the corresponding desulfuration absorbing tower of a lime stone slurry case usually, such scheme, owing to lime stone slurry solid content is higher, it is about 25%, for preventing slurries from depositing, slurry tank agitator needs long-time running, agitator trouble shooting is can hardly be avoided, if the equipment failure maintenance such as agitator, corresponding absorption tower pulp feeding system will be stopped transport, affect the normal operation on absorption tower, absorption tower outlet SO 2 from fume concentration discharge is caused to exceed standard, even cause unit outage.
Practical novel content
The purpose of this utility model is: overcome the above-mentioned problems in the prior art, a kind of desulfurized limestone pulp feeding system is proposed, use the setting of many lime stone slurries case, carry out the pattern of many thionizers work, when can ensure that lime stone slurry case overhauls like this, do not stop transport in absorption tower, and it being arranged in series when making local overhauling between many lime stone slurries case, maintenance department can use contiguous lime stone slurry case and carry out work.
The purpose of this utility model is realized by following technical proposals: a kind of desulfurized limestone pulp feeding system, comprise: some lime stone slurry casees, it is cascaded by connecting pipe between described lime stone slurry case, described connecting pipe is connected with some jelly suction pipe roads, described jelly suction pipe road is connected with thionizer, each lime stone slurry case described is provided with agitator, such setting makes thionizer have the slurries supply on multitube road, ensure the normal operation of thionizer, and during local overhauling, do not affect normal slurries supply, namely adjacent lime stone slurry case can be used as supply source.
A kind of desulfurized limestone pulp feeding system of the present utility model, the quantity of described lime stone slurry case is two, it is respectively the first lime stone slurry case and the 2nd lime stone slurry case, described first lime stone slurry case is provided with the first agitator, described 2nd lime stone slurry case is provided with the 2nd agitator, connected by connecting pipe between described first lime stone slurry case and the 2nd lime stone slurry case, described connecting pipe is parallel with four jelly suction pipes, it is respectively the first jelly suction pipe, 2nd jelly suction pipe, 3rd jelly suction pipe and the 4th jelly suction pipe, described first jelly suction pipe and the 2nd jelly suction pipe meet at the first tie point, described first tie point is connected with the first thionizer by pipeline, described 3rd jelly suction pipe and the 4th jelly suction pipe meet at the 2nd tie point, described 2nd tie point is connected with the 2nd thionizer by pipeline, ensure that the slurries of any lime stone slurry case can be used for each thionizer like this, thus ensure the normal operation of thionizer.
A kind of desulfurized limestone pulp feeding system of the present utility model, from lime stone slurry case to thionizer direction on described each jelly suction pipe, it is connected with electric butterfly valve, slurry supply pump and electric butterfly valve in turn, such setting can make the slurry that supplies of thionizer have enough power, and the maintenance of slurry supply pump is then convenient in the setting of both sides dish valve.
A kind of desulfurized limestone pulp feeding system of the present utility model, manual diaphragm valve also it is connected with between the electric butterfly valve of described slurry supply pump and close lime stone slurry case side, described manual diaphragm valve is positioned at raceway groove top, such setting can so that whole system needs to have exhaust outlet during cleaning, and the setting of raceway groove then can so that the collection of waste liquid.
A kind of desulfurized limestone pulp feeding system of the present utility model, being connected with electric butterfly valve and motor-driven control valve in turn on pipeline between described first tie point and the first thionizer and the 2nd tie point and the 2nd thionizer, such setting makes the slurry flow entering thionizer can automatically regulate and be convenient to safeguard.
A kind of desulfurized limestone pulp feeding system of the present utility model, described motor-driven control valve outside is also in series with manual dish valve, possesses the function of manual regulation when such setting makes motor-driven control valve damage.
A kind of desulfurized limestone pulp feeding system of the present utility model, described first tie point is respectively equipped with the first return line and is connected with the first lime stone slurry case and is connected with the 2nd lime stone slurry case with the 2nd return line with the 2nd tie point place, such function when can tackle absorption tower different load with backflow is set, ensures the steady running of slurry supply pump.
A kind of desulfurized limestone pulp feeding system of the present utility model, described first return line and the 2nd return line are provided with concentric reducer, electric butterfly valve and orifice plate respectively successively, and such setting makes the flow of backflow possess the function of adjustment automatically.
A kind of desulfurized limestone pulp feeding system of the present utility model, described connecting pipe and the first lime stone slurry case and the 2nd lime stone slurry case junction are also provided with electric butterfly valve, and such setting makes to possess isolation features during local overhauling.
According to technique scheme, the beneficial effects of the utility model are: overcome the above-mentioned problems in the prior art, a kind of desulfurized limestone pulp feeding system is proposed, use the setting of many lime stone slurries case, carry out the pattern of many thionizers work, when can ensure that lime stone slurry case overhauls like this, do not stop transport in absorption tower, and is arranged in series when making local overhauling between many lime stone slurries case, and maintenance department can use contiguous lime stone slurry case and carry out work.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of desulfurized limestone pulp feeding system of the utility model;
Figure marks:
1-electric butterfly valve, 2-slurry supply pump, 3-manual diaphragm valve, 4-raceway groove, 5-orifice plate, 6-concentric reducer, 7-motor-driven control valve, the manual dish valve of 8-, 101-first lime stone slurry case, 102-first agitator, 103-first return line, 104-first jelly suction pipe, 105-the 2nd jelly suction pipe, 106-first thionizer, 201-the 2nd lime stone slurry case, 202-the 2nd agitator, 203-the 2nd return line, 204-the 3rd jelly suction pipe, 205-the 4th jelly suction pipe, 206-the 2nd thionizer, 301-connecting pipe.
Embodiment
Below in conjunction with specific embodiments and the drawings, the utility model is further described.
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated. It is to be understood that specific embodiment described herein is only in order to explain the utility model, and it is not used in restriction the utility model.
If Fig. 1 is the embodiment of a kind of desulfurized limestone pulp feeding system of the utility model, as shown in Figure 1, a kind of desulfurized limestone pulp feeding system, comprise: some lime stone slurry casees, it is cascaded by connecting pipe between described lime stone slurry case, described serial pipe is connected with some jelly suction pipe roads, described jelly suction pipe road is connected with thionizer, each lime stone slurry case described is provided with agitator, such setting makes thionizer have the slurries supply on multitube road, ensure that sweetening effectiveness is more stable, and during stone slurry tank system local overhauling, do not affect the supply of normal slurries, namely adjacent lime stone slurry case can be used as supply source, the quantity of lime stone slurry case described in example is two, it is respectively the first lime stone slurry case 101 and the 2nd lime stone slurry case 201, described first lime stone slurry case 101 is provided with the first agitator 102, described 2nd lime stone slurry case 201 is provided with the 2nd agitator 202, connected by connecting pipe 301 between described first lime stone slurry case 101 and the 2nd lime stone slurry case 201, described serial pipe 301 is connected with four jelly suction pipes, it is respectively the first jelly suction pipe 104, 2nd jelly suction pipe 105, 3rd jelly suction pipe 204 and the 4th jelly suction pipe 205, described first jelly suction pipe 104 and the 2nd jelly suction pipe 105 meet at the first tie point, described first tie point is connected with the first thionizer 106 by pipeline, described 3rd jelly suction pipe 204 and the 4th jelly suction pipe 205 meet at the 2nd tie point, described 2nd tie point is connected with the 2nd thionizer 207 by pipeline, ensure that normal circumstances each thionizer has two for slurry pipeline like this, thus ensure the work that thionizer can be stable, from lime stone slurry case to thionizer direction on described each jelly suction pipe, it is connected with electric butterfly valve 1 in turn, slurry supply pump 2 and electric butterfly valve 1, such setting can make the slurry that supplies of thionizer have enough power, and the setting of both sides dish valve is then convenient to the maintenance of slurry supply pump, manual diaphragm valve 3 also it is connected with between the electric butterfly valve 1 of described slurry supply pump 2 and close lime stone slurry case side, described manual diaphragm valve 3 is positioned at raceway groove 4 top, such setting can so that whole system needs to have exhaust outlet during cleaning, the setting of raceway groove then can so that the collection of waste liquid, pipeline between described first tie point and the first thionizer 106 and the 2nd tie point and the 2nd thionizer 206 is connected with in turn electric butterfly valve 1 and motor-driven control valve 7, such setting makes the slurry flow entering thionizer can automatically regulate and be convenient to safeguard, described motor-driven control valve 7 outside is also in series with manual dish valve 8, such setting possesses the function of manual regulation when motor-driven control valve is damaged, described first tie point is respectively equipped with the first return line 103 and is connected with the first lime stone slurry case 101 and is connected with the 2nd lime stone slurry case 201 with the 2nd return line 203 with the 2nd tie point place, such function when can tackle absorption tower different load with backflow is set, ensure the steady running of slurry supply pump. described first return line 103 and the 2nd return line 203 are provided with concentric reducer 6, electric butterfly valve 1 and orifice plate 5 respectively successively, such setting makes the flow of backflow possess the function of adjustment automatically, described serial pipe 301 and the first lime stone slurry case 101 and the 2nd lime stone slurry case 201 junction are also provided with electric butterfly valve 1, and such setting makes to possess isolation features during local overhauling.
Owing to adopting technique scheme, the beneficial effects of the utility model are: overcome the above-mentioned problems in the prior art, a kind of desulfurized limestone pulp feeding system is proposed, use the setting of many lime stone slurries case, carry out the pattern of many thionizers work, when can ensure that lime stone slurry case overhauls like this, thionizer is not stopped transport, and is arranged in series when making local overhauling between many lime stone slurries case, it is possible to uses contiguous lime stone slurry case and carries out work.
The foregoing is only better embodiment of the present utility model; not in order to limit the utility model; all any amendment, equivalent replacement and improvement etc. done within spirit of the present utility model and principle, all should be included within protection domain of the present utility model.
Claims (8)
1. a desulfurized limestone pulp feeding system, it is characterized in that, comprise: some lime stone slurry casees, it is cascaded by connecting pipe between described lime stone slurry case, described connecting pipe is connected with some jelly suction pipe roads, described jelly suction pipe road is connected with thionizer, each lime stone slurry case described is provided with agitator, the quantity of described lime stone slurry case is two, it is respectively the first lime stone slurry case (101) and the 2nd lime stone slurry case (201), described first lime stone slurry case (101) is provided with the first agitator (102), described 2nd lime stone slurry case (201) is provided with the 2nd agitator (202), by connecting pipe (301) series connection between described first lime stone slurry case (101) and the 2nd lime stone slurry case (201), described connecting pipe (301) is in series with four jelly suction pipes, it is respectively the first jelly suction pipe (104), 2nd jelly suction pipe (105), 3rd jelly suction pipe (204) and the 4th jelly suction pipe (205), described first jelly suction pipe (104) and the 2nd jelly suction pipe (105) meet at the first tie point, described first tie point is connected with the first thionizer (106) by pipeline, described 3rd jelly suction pipe (204) and the 4th jelly suction pipe (205) meet at the 2nd tie point, described 2nd tie point is connected with the 2nd thionizer (206) by pipeline.
2. a kind of desulfurized limestone pulp feeding system according to claim 1, it is characterised in that: from lime stone slurry case to, thionizer direction, being connected with electric butterfly valve (1), slurry supply pump (2) and electric butterfly valve (1) in turn on described each jelly suction pipe.
3. a kind of desulfurized limestone pulp feeding system according to claim 2, it is characterized in that: being also connected with manual diaphragm valve (3) between the electric butterfly valve (1) of described slurry supply pump (2) and close lime stone slurry case side, described manual diaphragm valve (3) is positioned at raceway groove (4) top.
4. a kind of desulfurized limestone pulp feeding system according to claim 2, it is characterised in that: the pipeline between described first tie point and the first thionizer (106) and the 2nd tie point and the 2nd thionizer (206) is connected with in turn electric butterfly valve (1) and motor-driven control valve (7).
5. a kind of desulfurized limestone pulp feeding system according to claim 4, it is characterised in that: described motor-driven control valve (7) outside is also in series with manual dish valve (8).
6. a kind of desulfurized limestone pulp feeding system according to claim 4, it is characterised in that: described first tie point is respectively equipped with the first return line (103) and is connected with the first lime stone slurry case (101) and is connected with the 2nd lime stone slurry case (201) with the 2nd return line (203) with the 2nd tie point place.
7. a kind of desulfurized limestone pulp feeding system according to claim 6, it is characterised in that: described first return line (103) and the 2nd return line (203) are provided with concentric reducer (6), electric butterfly valve (1) and orifice plate (5) respectively successively.
8. a kind of desulfurized limestone pulp feeding system according to claim 1, it is characterised in that: described connecting pipe (301) is also provided with electric butterfly valve (1) with the first lime stone slurry case (101) and the 2nd lime stone slurry case (201) junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521029508.0U CN205269389U (en) | 2015-12-14 | 2015-12-14 | Desulfurization lime stone supplies thick liquid system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521029508.0U CN205269389U (en) | 2015-12-14 | 2015-12-14 | Desulfurization lime stone supplies thick liquid system |
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| CN205269389U true CN205269389U (en) | 2016-06-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105344231A (en) * | 2015-12-14 | 2016-02-24 | 中国电力工程顾问集团西南电力设计院有限公司 | Slurry feed system of desulfurized limestone |
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2015
- 2015-12-14 CN CN201521029508.0U patent/CN205269389U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105344231A (en) * | 2015-12-14 | 2016-02-24 | 中国电力工程顾问集团西南电力设计院有限公司 | Slurry feed system of desulfurized limestone |
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