CN107899407B - Limestone slurry supply system - Google Patents
Limestone slurry supply system Download PDFInfo
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- CN107899407B CN107899407B CN201711419467.XA CN201711419467A CN107899407B CN 107899407 B CN107899407 B CN 107899407B CN 201711419467 A CN201711419467 A CN 201711419467A CN 107899407 B CN107899407 B CN 107899407B
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- slurry
- limestone slurry
- limestone
- conveying pipe
- pump
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- 239000002002 slurry Substances 0.000 title claims abstract description 237
- 235000019738 Limestone Nutrition 0.000 title claims abstract description 140
- 239000006028 limestone Substances 0.000 title claims abstract description 140
- 238000004519 manufacturing process Methods 0.000 claims abstract description 57
- 238000010521 absorption reaction Methods 0.000 claims abstract description 30
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 4
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 4
- 239000004571 lime Substances 0.000 claims abstract description 4
- 238000001802 infusion Methods 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 8
- 238000012546 transfer Methods 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 5
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 3
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 3
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 3
- 239000000920 calcium hydroxide Substances 0.000 claims description 3
- 239000011499 joint compound Substances 0.000 claims description 3
- 238000006477 desulfuration reaction Methods 0.000 abstract description 21
- 230000023556 desulfurization Effects 0.000 abstract description 21
- 238000003860 storage Methods 0.000 abstract description 10
- 230000009467 reduction Effects 0.000 abstract description 5
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
- 239000003546 flue gas Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/80—Semi-solid phase processes, i.e. by using slurries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
- B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/60—Inorganic bases or salts
- B01D2251/604—Hydroxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
Abstract
The invention discloses a limestone slurry supply system, which comprises two limestone slurry production systems, wherein the two limestone slurry production systems are connected with a first limestone slurry tank through a conveying pipe, the first limestone slurry tank is connected with two pumps, the two pumps are connected with a conveying pipe of a first absorption tower, an electric valve is arranged on the conveying pipe, the two electric valves are connected with a second limestone slurry tank in parallel, the second limestone slurry tank is communicated with the first limestone slurry tank through a conveying pipe, the second limestone slurry tank is also connected with the two pumps, the two pumps are connected with the conveying pipe of the second absorption tower, and the conveying pipes of the two absorption towers can be communicated. The limestone slurry tank is additionally arranged on the original basis, the two limestone slurry tanks can be reserved for each other, the electric valve is additionally arranged on the feed pipe of the lime Dan Jiangye, the limestone slurry supply mode is flexible and various, the storage capacity of the limestone slurry is increased, the storage time is prolonged, the safe operation of desulfurization is ensured, and the purposes of energy conservation and consumption reduction are realized.
Description
Technical Field
The present invention relates to a wet desulfurization system, and more particularly, to a limestone slurry supply system capable of continuously supplying limestone slurry to an absorption tower.
Background
In the flue gas desulfurization method of the thermal power plant, the limestone-gypsum flue gas desulfurization wet method has the advantages of rich absorbent resources, low cost and the like, and becomes the flue gas desulfurization process with the greatest application in the world. When flue gas exhausted from a thermal power plant passes through an absorption tower of a desulfurization system, chemical reaction is carried out on the flue gas and limestone slurry in the absorption tower, the produced gypsum is discharged, and the desulfurized flue gas passes through a demister and a GGH and is finally discharged into the air. With the increase of environmental pollution, environmental protection department, national development and reform commission and national energy agency require coal-fired power plants to strive for realizing ultra-low emission. Each thermal power plant is subjected to ultralow emission reconstruction successively, so that the capacity of a desulfurization system is increased, the desulfurization efficiency is improved, the consumption of limestone slurry is increased, the mode of a limestone slurry supply system and the problem of limestone slurry storage are solved, the desulfurization efficiency can be further ensured, and the sulfur dioxide emission reaches the standard.
At present, the limestone slurry supply system is shown in fig. 2, and comprises a first limestone slurry production system and a second limestone slurry production system, wherein the two limestone slurry production systems are connected with a limestone slurry tank, the limestone slurry tank is connected with two slurry pumps, one of the two slurry pumps runs for standby, and the supply system with the structure has the following defects: the improvement of ultralow emission needs to enlarge the supply quantity of limestone slurry, but only one limestone slurry tank is arranged, the limestone slurry supply mode is only that the limestone slurry tank is temporarily stored after being generated by a production system and then is supplied to an absorption tower, the supply mode is single, the limestone slurry storage time is short, the storage quantity is small, the demand quantity of a desulfurization system is not enough, and the standard requirement of ultralow emission cannot be realized.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides the limestone slurry supply system, which is additionally provided with the limestone slurry tank on the basis of the prior art, the two limestone slurry tanks can be mutually standby, the electric valve is additionally arranged on the raw lime Dan Jiangye inlet pipe, the existing single limestone slurry supply mode is changed, the supply mode is flexible and various, any limestone slurry production system can simultaneously supply liquid to the limestone slurry tank, the storage capacity of the limestone slurry is increased, the storage time is prolonged, the supply capacity of the limestone slurry of the desulfurization system is met, the safe operation of desulfurization is ensured, and the purposes of energy conservation and consumption reduction are realized.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the limestone slurry supply system comprises a first limestone slurry production system and a second limestone slurry production system, wherein the first limestone slurry production system is connected with a first limestone slurry tank through a first slurry conveying pipe and a second limestone slurry conveying pipe, the first limestone slurry tank is connected with a first slurry conveying pump and a first slurry standby pump through a conveying pipe, the first slurry conveying pump and the first slurry standby pump are both connected with a first absorption tower conveying pipe, a first electric valve and a second electric valve are arranged on the first slurry conveying pipe, the second electric valve is arranged on the first slurry conveying pipe, the first slurry conveying pipe is connected with a first redirecting electric valve through a conveying pipe, the second slurry conveying pipe is connected with a second redirecting electric valve through a conveying pipe, the first redirecting electric valve and the second limestone slurry tank are both connected with a second slurry tank through a conveying pipe, the second limestone slurry tank is communicated with the first slurry tank through a conveying pipe, a communicating valve for controlling the second limestone slurry tank to be communicated with the first absorption tower conveying pipe is arranged on the conveying pipe, the second limestone slurry tank is connected with a second slurry conveying pipe through a second slurry conveying pipe, the second slurry is connected with a second suction tower conveying pipe, a second slurry standby pump is communicated with the second suction tower through a second suction tower conveying pipe, and a second suction tower conveying pipe is connected with the second suction tower conveying pipe through a second suction pipe, and a manual suction tower conveying pipe is arranged between the second suction tower and the suction tower is connected with the suction tower.
As the preferred technical scheme, in order to make first limestone slurry tank can supply limestone slurry for other production lines, realize that different production lines can establish ties each other, further guarantee the supply quantity of limestone slurry, satisfy the production demand, effectively reduce manufacturing cost simultaneously, first thick liquid delivery pump passes through transfer line connection transfer pump butterfly valve, first thick liquid standby pump and passes through transfer line connection standby pump butterfly valve, just transfer pump butterfly valve, standby pump butterfly valve all are connected with a transfer line.
As the preferable technical scheme, in order to prevent when the limestone slurry production system fails, emergency slurry can be supplied to the first limestone slurry tank, the production requirement is further met, the desulfurization safe operation is guaranteed, the energy saving and consumption reduction purposes are realized, an emergency pit is connected to the first limestone slurry tank, and white mud, slaked lime or limestone powder is adopted as the emergency slurry in the emergency pit.
Compared with the prior art, the invention has the beneficial effects that:
1. the limestone slurry tank is additionally arranged on the original basis, the two limestone slurry tanks can be standby, the electric valve is additionally arranged on the feeding pipe of the lime Dan Jiangye, the existing single limestone slurry feeding mode is changed, the feeding mode is flexible and various, any limestone slurry production system can simultaneously feed liquid to the limestone slurry tank, the storage capacity of the limestone slurry is increased, the storage time is prolonged, the feeding capacity of the limestone slurry of the desulfurization system is met, the safe operation of desulfurization is ensured, and the purposes of energy conservation and consumption reduction are also realized.
2. The first slurry conveying pump and the first slurry standby pump are communicated with the absorption towers of other production lines, so that the first limestone slurry tank can supply limestone slurry to other production lines, different production lines can be mutually connected in series, the supply quantity of the limestone slurry is further ensured, the production requirement is met, and meanwhile, the production cost is effectively reduced.
3. The emergency pit is arranged, so that emergency slurry can be supplied to the first limestone slurry tank when the limestone slurry production system fails, the production requirement is further met, the desulfurization safe operation is ensured, and the purposes of energy conservation and consumption reduction are realized.
Drawings
The invention is described in further detail below with reference to the drawings and the specific examples.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a prior art limestone slurry feed system;
reference numerals: 1. a first limestone slurry production system, a second limestone slurry production system, a first slurry conveying pipe, a second slurry conveying pipe, a first limestone slurry tank, a first slurry conveying pump, a first slurry standby pump, a first absorption tower conveying pipe, a second electric valve, a first electric valve and a second electric valve, 11, a first redirecting electric valve, 12, a second redirecting electric valve, 13, a second limestone slurry tank, 14, a communication valve, 15 and a second slurry infusion pump, 16, a second slurry standby pump, 17, a second absorption tower conveying pipe, 18, a manual butterfly valve, 19, an infusion pump butterfly valve, 20, a standby pump butterfly valve, 21 and an emergency pit.
Detailed Description
In an embodiment of the present invention, as shown in fig. 1, the limestone slurry supply system has the same structure as that of the prior art fig. 2: the limestone slurry production system 1 and the limestone slurry production system 2 are respectively provided with an inlet valve and an outlet valve, wherein the limestone slurry production system 1 is connected with a first limestone slurry tank 5 through a first slurry conveying pipe 3 and a second slurry conveying pipe 4, the first limestone slurry tank 5 is connected with a first slurry conveying pump 6 and a first slurry standby pump 7 through a conveying pipe, the left side and the right side of the first slurry conveying pump 6 and the left side and the right side of the first slurry standby pump 7 are respectively provided with an inlet valve and an outlet valve, and the first slurry conveying pump 6 and the first slurry standby pump 7 are both connected with a first absorption tower conveying pipe 8; the difference is that: the first slurry conveying pipe 3 is provided with a first electromagnetic valve electric valve 10, the second slurry conveying pipe 4 is provided with a second electromagnetic valve electric valve 9, the first slurry conveying pipe 3 is connected with a first redirecting electric valve 11 through a conveying pipe, the second slurry conveying pipe 4 is connected with a second redirecting electric valve 12 through a conveying pipe, the first redirecting electric valve 11 and the second redirecting electric valve 12 are connected with a second limestone slurry tank 13 through conveying pipes, any limestone slurry production system can independently supply slurry to any slurry tank or simultaneously supply slurry to two slurry tanks, the two limestone slurry production systems can also supply slurry to a single slurry tank or simultaneously supply slurry to two slurry tanks, the supply modes are various and flexible, the second limestone slurry tank 13 is communicated with the first limestone slurry tank 5 through a liquid conveying pipe, a communicating valve 14 for controlling the second limestone slurry tank to be communicated is arranged on the liquid conveying pipe, the two slurry tanks can be reserved for each other, the second limestone slurry tank 13 is connected with a second slurry conveying pump 15 and a second slurry reserve pump 16 through the liquid conveying pipe, inlet valves and outlet valves are respectively arranged on the left side and the right side of the second slurry conveying pump 15 and the left side of the second slurry reserve pump 16, the second slurry conveying pump 15 and the second slurry reserve pump 16 are both connected with a second absorption tower conveying pipe 17, a manual butterfly valve 18 is arranged between the second absorption tower conveying pipe 17 and the first absorption tower conveying pipe 8 through the liquid conveying pipe, and the two slurry tanks can simultaneously supply liquid to the absorption towers and can also singly supply liquid.
The first slurry delivery pump 6 is connected with the infusion pump butterfly valve 19 through an infusion tube, the first slurry standby pump 7 is connected with the standby pump butterfly valve 20 through an infusion tube, the infusion pump butterfly valve 19 and the standby pump butterfly valve 20 are connected with an infusion tube, and the infusion tube is connected with the absorption towers of other production lines, so that the first limestone slurry tank 5 can supply limestone slurry to other production lines, different production lines can be mutually connected in series, the supply quantity of the limestone slurry is further ensured, the production requirement is met, and meanwhile, the production cost is effectively reduced.
An emergency pit 21 is connected to the first limestone slurry tank 5, a manual valve is arranged between the emergency pit 21 and the first limestone slurry tank 5, white mud, slaked lime or limestone powder is adopted as emergency slurry in the emergency pit 21, emergency slurry can be prevented from being supplied to the first limestone slurry tank 5 when a limestone slurry production system fails, production requirements are further met, safe operation of desulfurization is guaranteed, and the purposes of saving energy and reducing consumption are achieved.
The invention is used when:
the manner in which the limestone slurry enters the slurry tank is in part as follows:
when the first limestone slurry production system 1 is producing and the production is stopped, if the first electromagnetic valve electric valve 10 is opened and the first redirecting electric valve 11 is closed, slurry is only supplied to the first limestone slurry tank 5; if the first electromagnetic valve 10 is closed and the first redirecting electric valve 11 is opened, slurry is supplied only to the second limestone slurry tank 13; when both the first electromagnetic valve motor-operated valve 10 and the first redirecting motor-operated valve 11 are opened, slurry is simultaneously supplied to the first limestone slurry tank 5 and the second limestone slurry tank 13.
When the second limestone slurry production system 2 is producing and the production is stopped, if the second electromagnetic valve electric valve 9 is opened and the second redirecting electric valve 12 is closed, slurry is only supplied to the first limestone slurry tank 5; if the second electromagnetic valve electric valve 9 is closed and the second redirecting electric valve 12 is opened, slurry is supplied only to the second limestone slurry tank 13; when both the second electromagnetic valve motor-operated valve 9 and the second redirecting motor-operated valve 12 are opened, slurry is simultaneously supplied to the first limestone slurry tank 5 and the second limestone slurry tank 13.
When the first limestone slurry production system 1 and the second limestone slurry production system 2 are both used for production, if the first electromagnetic valve electric valve 10 and the second electromagnetic valve electric valve 9 are both opened and the first redirecting electric valve 11 and the second redirecting electric valve 12 are both closed, the two production systems simultaneously supply slurry to the first limestone slurry tank 5; if the first electromagnetic valve electric valve 10 and the second electromagnetic valve electric valve 9 are closed and the first redirecting electric valve 11 and the second redirecting electric valve 12 are opened, the two production systems simultaneously supply slurry to the second limestone slurry tank 13; if the first electromagnetic valve electric valve 10, the second electromagnetic valve electric valve 9, the first redirecting electric valve 11 and the second redirecting electric valve 12 are all opened, the two production systems simultaneously supply slurry to the two slurry tanks.
The present supply system has a variety of slurry supply modes, some of which are as follows:
if the first electromagnetic valve electric valve 10 and the second electromagnetic valve electric valve 9 can be opened at any time or both can be opened, the first redirecting electric valve 11, the second redirecting electric valve 12 and the communication valve 14 are closed, only the first slurry conveying pump 6 operates and the other pumps stop working, and only the first limestone slurry tank 5 supplies slurry to the desulfurization absorption tower through the first slurry conveying pump 6.
If the first electromagnetic valve electric valve 10 and the second electromagnetic valve electric valve 9 can be opened at any time or both can be opened, the first redirecting electric valve 11, the second redirecting electric valve 12 and the communication valve 14 are closed, only the first slurry standby pump 7 operates and the other pumps stop working, and only the first limestone slurry tank 5 supplies slurry to the desulfurization absorption tower through the first slurry standby pump 7.
If the first electromagnetic valve electric valve 10, the second electromagnetic valve electric valve 9 and the communication valve 14 are all closed, the first redirecting electric valve 11 and the second redirecting electric valve 12 can be opened at any time or both of them are opened at the same time, or all the electric valves are opened, the communication valve is also opened, only the second slurry conveying pump 15 operates, and the other pumps stop working, only the second limestone slurry tank 13 supplies slurry to the desulfurization absorption tower through the second slurry conveying pump 15.
If the first electromagnetic valve electric valve 10, the second electromagnetic valve electric valve 9 and the communication valve 14 are all closed, the first redirecting electric valve 11 and the second redirecting electric valve 12 can be opened at any time or both of them are opened at the same time, or all the electric valves are opened, the communication valve is also opened, only the second slurry standby pump 16 operates, and the other pumps stop operating, only the second limestone slurry tank 13 supplies slurry to the desulfurization absorption tower through the standby pump 16.
The operation mode is flexible and reliable, and under the general condition, only two pumps supply slurry to the absorption tower at the same time, and through pipeline optimization, four pumps supply slurry to the absorption tower at the same time, so that the slurry supply coefficient of the absorption tower is improved by 2 times.
The slurry production system can supply slurry to the first limestone slurry tank 5 and can supply slurry to the second limestone slurry tank 13, can store 227 cubic meters of limestone slurry, increases storage capacity, and can meet the slurry supply requirement of the absorption tower for 9.13 hours.
Originally, the production lines are all independently arranged, and different production lines are connected in series through the infusion pump butterfly valve 19 and the standby pump butterfly valve 20, so that limestone slurry can be supplied to different production lines at the same time, the production line using limestone powder originally is changed into limestone slurry, the cost of limestone is 72 yuan/ton, the cost of limestone powder is 172 yuan/ton, the difference is 100 yuan/ton, the cost is saved by using 50000 tons per year (the power consumption of a mill is deducted, the cost of a steel ball is reduced), and the cost is obviously reduced. The reliability coefficient of the limestone slurry pulping is improved.
Of course, the above description of the preferred embodiments of the present invention is provided only with reference to the accompanying drawings, and is not intended to limit the scope of the invention, but rather to cover all equivalent modifications in terms of the principle, structure and structure of the invention.
Claims (2)
1. Limestone slurry feed system, including limestone slurry production system (1), no. two limestone slurry production system (2), limestone slurry production system (1) is connected with first limestone slurry tank (5) through No. two slurry conveyer pipes (4) through No. one slurry conveyer pipe (3), no. two limestone slurry production system (2), first limestone slurry tank (5) are connected first thick liquid delivery pump (6), first thick liquid standby pump (7) through the transfer line, first thick liquid delivery pump (6), first thick liquid standby pump (7) all are connected with first absorption tower conveyer pipe (8), its characterized in that: an electric valve (10) and a second electric valve (9) are arranged on the first slurry conveying pipe (3), the first slurry conveying pipe (3) is connected with the first redirecting electric valve (11) and the second slurry conveying pipe (4) through a conveying pipe, the second redirecting electric valve (12) is connected with the second redirecting electric valve (12) through a conveying pipe, the first redirecting electric valve (11) and the second redirecting electric valve (12) are both connected with a second limestone slurry tank (13) through the conveying pipe, the second limestone slurry tank (13) is communicated with the first limestone slurry tank (5) through the conveying pipe, a communicating valve (14) for controlling the communication of the second limestone slurry tank (13) is arranged on the conveying pipe, the second limestone slurry tank (13) is connected with a second slurry conveying pump (15) through the conveying pipe, a second slurry standby pump (16) through the conveying pipe, an inlet valve and an outlet valve are respectively arranged on the left side and the right side of the second slurry conveying pump (15) and the second slurry standby pump (16), the second slurry conveying pump (16) and the second limestone slurry tank (17) are both connected with a second absorption tower (17) through the conveying pipe, and the second absorption tower (17) is connected with the second absorption tower (17) through the conveying pipe; the first slurry conveying pump (6) is connected with the infusion pump butterfly valve (19) through an infusion tube, the first slurry standby pump (7) is connected with the standby pump butterfly valve (20) through the infusion tube, and the infusion pump butterfly valve (19) and the standby pump butterfly valve (20) are connected with an infusion tube.
2. The limestone slurry feed system of claim 1, wherein: an emergency pit (21) is connected to the first limestone slurry tank (5), and the emergency pit (21) adopts lime mud, slaked lime or limestone powder as emergency slurry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711419467.XA CN107899407B (en) | 2017-12-25 | 2017-12-25 | Limestone slurry supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711419467.XA CN107899407B (en) | 2017-12-25 | 2017-12-25 | Limestone slurry supply system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107899407A CN107899407A (en) | 2018-04-13 |
| CN107899407B true CN107899407B (en) | 2024-04-02 |
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ID=61871123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711419467.XA Active CN107899407B (en) | 2017-12-25 | 2017-12-25 | Limestone slurry supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107899407B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06170155A (en) * | 1992-12-10 | 1994-06-21 | Ishikawajima Harima Heavy Ind Co Ltd | Method and equipment for desulfurizing flue gas |
| CN101961600A (en) * | 2010-08-16 | 2011-02-02 | 中环（中国）工程有限公司 | Redundancy design-based limestone slurry supplying device |
| CN102188894A (en) * | 2010-03-08 | 2011-09-21 | 华北电力科学研究院有限责任公司 | Method and system for supplying desulphurization absorbent in flue |
| CN202983516U (en) * | 2013-01-14 | 2013-06-12 | 蓝天环保设备工程股份有限公司 | Device for communicating slurry circulation boxes |
| CN203329617U (en) * | 2013-07-12 | 2013-12-11 | 大唐国际发电股份有限公司北京高井热电厂 | Desulfurization slurry feed system |
| CN204656334U (en) * | 2015-05-22 | 2015-09-23 | 中国神华能源股份有限公司 | Limestone slurry liquid supply system |
| 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 |
| CN105771613A (en) * | 2016-05-09 | 2016-07-20 | 林耿锋 | Limestone slurry conveying system |
| CN106110866A (en) * | 2016-08-08 | 2016-11-16 | 四川德胜集团钒钛有限公司 | A kind of flue gas desulphurization system |
| CN207745706U (en) * | 2017-12-25 | 2018-08-21 | 国投钦州发电有限公司 | Limestone slurry liquid supply system |
-
2017
- 2017-12-25 CN CN201711419467.XA patent/CN107899407B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06170155A (en) * | 1992-12-10 | 1994-06-21 | Ishikawajima Harima Heavy Ind Co Ltd | Method and equipment for desulfurizing flue gas |
| CN102188894A (en) * | 2010-03-08 | 2011-09-21 | 华北电力科学研究院有限责任公司 | Method and system for supplying desulphurization absorbent in flue |
| CN101961600A (en) * | 2010-08-16 | 2011-02-02 | 中环（中国）工程有限公司 | Redundancy design-based limestone slurry supplying device |
| CN202983516U (en) * | 2013-01-14 | 2013-06-12 | 蓝天环保设备工程股份有限公司 | Device for communicating slurry circulation boxes |
| CN203329617U (en) * | 2013-07-12 | 2013-12-11 | 大唐国际发电股份有限公司北京高井热电厂 | Desulfurization slurry feed system |
| CN204656334U (en) * | 2015-05-22 | 2015-09-23 | 中国神华能源股份有限公司 | Limestone slurry liquid supply system |
| 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 |
| CN105771613A (en) * | 2016-05-09 | 2016-07-20 | 林耿锋 | Limestone slurry conveying system |
| CN106110866A (en) * | 2016-08-08 | 2016-11-16 | 四川德胜集团钒钛有限公司 | A kind of flue gas desulphurization system |
| CN207745706U (en) * | 2017-12-25 | 2018-08-21 | 国投钦州发电有限公司 | Limestone slurry liquid supply system |
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| Publication number | Publication date |
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| CN107899407A (en) | 2018-04-13 |
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