CN103638858A - Continuous pulping device for calcium method desulfurization - Google Patents
Continuous pulping device for calcium method desulfurization Download PDFInfo
- Publication number
- CN103638858A CN103638858A CN201310630748.5A CN201310630748A CN103638858A CN 103638858 A CN103638858 A CN 103638858A CN 201310630748 A CN201310630748 A CN 201310630748A CN 103638858 A CN103638858 A CN 103638858A
- Authority
- CN
- China
- Prior art keywords
- slurry
- valve
- desulfurization
- communicated
- jet mixer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Paper (AREA)
Abstract
The invention provides a continuous pulping device for calcium method desulfurization. The continuous pulping device comprises a weighing and metering feeder, a pneumatic ash conveying device, a jet mixer, a pulp storage tank, a feed pipe, a discharge pipe and an emptying pipe, wherein a powder inlet, a process water inlet and a pulp outlet are formed on the jet mixer, a pulp inlet is formed on the pulp storage tank, and the pulp outlet is communicated with the pulp inlet of the pulp storage tank through the discharge pipe; the weighing and metering feeder and the pneumatic ash conveying device are sequentially connected in series and communicated along the material flow direction, the discharge end of the feed pipe is communicated with the powder inlet of the jet mixer, and the pneumatic ash conveying device is controlled to be opened or closed by an electric control valve; one open end of the emptying pipe is communicated with a pipe body of the discharge pipe, and an emptying valve is arranged on the pipe body of the emptying pipe. The pulping device can perform continuous and uninterrupted pulping operation and has the advantages of simple device and effect of reducing energy consumption, and the continuous operation way can meet desulfurization facilities with different pulping quantities, so that the range of applications is wide.
Description
Technical field
The present invention relates to a kind of full-automatic continuous slurrying device that is applicable to the desulfurization of calcium method.
Background technology
Lime or lime stone that the desulfurizing agent raw material that calcium method flue gas desulfurization technique is used is solid form, in Dry FGD, make reaction efficiency reach the highest, must make the form of its reaction be converted into interionic reaction by intermolecular reaction, this makes liquid with regard to requiring by the desulfurization material of solid form.
Traditional calcium method desulfurization pulping technique is by conveyer, raw material to be sent into the pulping tank that installs fresh water (FW), is pumped into slurry can after the agitator by pulping tank mixes, completes again, and then carries out next round slurrying operation.The whole process length that expends time in, complicated operation, particularly in the face of the large desulfurization facility of sorbent consumption amount, not only need to increase pulping tank volume, sometimes even need to set up two pulping tanks and auxiliary facility and operate simultaneously and could meet service requirement, greatly increase the integral body investment of facility and take up an area; On the other hand, traditional pulping device generally adopts agitator to mix, and for capacious pulping tank, its effects on slurry making is not fine, cannot reach desirable slurrying requirement.
Summary of the invention
For the technical problem of above-mentioned existence, the invention provides a kind of continuous slurrying device for the desulfurization of calcium method, can carry out uninterruptedly slurrying operation.
In order to solve the problems of the technologies described above, the invention provides a kind of continuous slurrying device for the desulfurization of calcium method, comprise Weighing batcher, Pneumatic ash conveying device, jet mixer, slurry can, feed pipe, discharge nozzle and evacuated tube; Jet mixer is provided with powder import, fresh water (FW) import and slurry outlet, and slurry can is provided with slurry import, and described slurry outlet is communicated with the slurry import of slurry can by discharge nozzle; Weighing batcher and strength cinder conveyer are connected in series connection by feed pipe successively along Flow of Goods and Materials direction, and the discharge end of feed pipe is communicated with the powder import of jet mixer, and described Pneumatic ash conveying device controls its unlatching or cuts out by motor-operated control valve; One openend of evacuated tube is communicated with the body of discharge nozzle, on the body of evacuated tube, exhaust-valve is set.
During device operation, lime stone or lime raw material are joined respectively in jet mixer and are fully mixed by fresh water (FW) import by powder import, fresh water (FW), and gained slurries are delivered to slurry can by discharge nozzle and store.Owing to being provided with Weighing batcher and strength ash conveying device on the pipeline of charging, Weighing batcher can be delivered to solid material (lime stone, the lime) weight in jet mixer by accurate-metering, and then provides basic data for the automatic adjusting of fresh water (FW) consumption; Pneumatic ash conveying device can promote that solid particle material moves to jet mixer, improves mass transport efficiency, promotes mixing of materials, and it is opened or is closed by motor-operated control valve controller, automaticity is high, reduces the inconvenience of manual control, improves the accuracy that device is controlled.
The present invention is also provided with evacuated tube, when device is finished using, in the time of need carrying out backwash, motor-operated control valve is controlled Pneumatic ash conveying machine and is quit work, and measures batcher simultaneously and stops conveying, and the exhaust-valve arranging in evacuated tube is opened, the connection slurry can of discharge nozzle and the pipeline section between evacuated tube are closed, and water inlet pipe continues delivery technology water to device, make the omnibearing cleaning of the inner acquisition of device, clean gained waste liquid and enter liquid waste treatment system by evacuated tube.
The present invention is simple in structure, continuously-running, significantly improve the ability of single complete equipment continuous slurrying, investment and the floor space of the equipment such as pulping tank, agitator and slurry supply pump in traditional pulping process have effectively been reduced, also reduced the operating energy consumption of operation, its mode of moving continuously more can meet the desulfurization facility of different slurrying amounts, can not increase because consumption is large operating equipment, applied range.
Preferably, the present invention also comprises force (forcing) pump and reducing injector head, and force (forcing) pump and reducing injector head are connected in series connection by water inlet pipe successively along fresh water (FW) flow direction, and the water side of reducing injector head is communicated with the fresh water (FW) import on jet mixer; The defeated ash of air conveyor simultaneously, can utilize compressed air to increase expulsion pressure, like this with regard to reducing injector head together, and the effect that further improving material just mixes.
Preferably, on the body of water inlet pipe of the present invention, be provided with electronic reset valve group; On the discharge nozzle pipeline section of connection evacuated tube and slurry can, be provided with ball valve; Described exhaust-valve, motor-operated control valve, electronic reset valve group and ball valve are controlled by DCS controller.
The present invention utilizes DCS system to control each valve, can realize automatic blending, slurrying, flushing.By complete control structure and interlock program, can make whole flow process full automation operation, avoid the loaded down with trivial details of traditional pulping process operation, reduce operating personnel's configuration, reduce human cost, solved the high problem of human cost that the long-term operation of desulfurization facility brings; Material proportion and good hybrid mode, can make the desulfurizer slurry of preparation reach desirable state, thereby effectively improve sorbent utilization accurately, reduces production costs.
Preferably, on described slurry can, be provided with breather valve, in slurry can, be provided with agitator.Breather valve is for the gas in blowdown vessel, and agitator is avoided precipitation caking in tank.
Preferably, on described jet mixer, be provided with Pressure gauge, thermometer and relief valve.For monitoring the temperature and pressure in blender, when exceeding standard, pressure utilizes relief valve pressure release.
Preferably, on described water inlet pipe, be provided with flowmeter and Pressure gauge.For monitoring flow and the pressure in water inlet pipe.
Usefulness of the present invention is: the pulping device with said structure, the ability with continuous slurrying, and more succinct, reduced the investment of the equipment such as pulping tank, agitator and slurry supply pump in traditional pulping process, also reduced the operating energy consumption of operation, its mode of moving continuously more can meet the desulfurization facility of different slurrying amounts, can not increase because consumption is large operating equipment, applied range.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Mark in figure: 1 Weighing batcher, 2 Pneumatic ash conveying devices, 3 motor-operated control valves, 4 jet mixers, 5 force (forcing) pumps, 6 flowmeters, 7 electronic reset valve groups, 8 Pressure gauges, 9 reducing injector heads, 10 relief valves, 11 Pressure gauges, 12 thermometers, 13 exhaust-valves, 14 ball valves, 15 breather valves, 16 agitators, 17 slurry cans, 18 feed pipes, 19 water inlet pipes, 20 discharge nozzles, 21 evacuated tube.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1:
The continuous slurrying device for the desulfurization of calcium method of the present embodiment, comprises Weighing batcher 1, Pneumatic ash conveying device 2, jet mixer 4, slurry can 17, feed pipe 18, discharge nozzle 20 and evacuated tube 21; Jet mixer 4 is provided with powder import, fresh water (FW) import and slurry outlet, and slurry can 17 is provided with slurry import, and described slurry outlet is communicated with the slurry import of slurry can 17 by discharge nozzle 20;
Weighing batcher 1 and strength cinder conveyer 2 are connected in series connection by feed pipe 18 successively along Flow of Goods and Materials direction, and the discharge end of feed pipe is communicated with the powder import of jet mixer, and described Pneumatic ash conveying device 2 controls its unlatching or cuts out by motor-operated control valve 3; One openend of evacuated tube is communicated with the body of discharge nozzle 20, and exhaust-valve 13 is set on the body of evacuated tube.
The present embodiment also comprises force (forcing) pump 5 and reducing injector head 9, and force (forcing) pump 5 and reducing injector head 9 are connected in series connection by water inlet pipe 19 successively along fresh water (FW) flow direction, and the water side of reducing injector head is communicated with the fresh water (FW) import on jet mixer 4.On water inlet pipe body, be provided with electronic reset valve group 7; On the discharge nozzle pipeline section of connection evacuated tube 21 and slurry can 17, be provided with ball valve 14; Described exhaust-valve 13, motor-operated control valve 3, electronic reset valve group 7, ball valve are controlled by DCS controller.On described slurry can 17, breather valve 15 is set, in slurry can 17, is provided with agitator 16; On jet mixer 4, be provided with Pressure gauge 11, thermometer 12 and relief valve 10; On water inlet pipe 19, be provided with flowmeter 6 and Pressure gauge 8.
When using, electronic reset valve group 7 starts to open, in 5 pairs of pipes of force (forcing) pump, fresh water (FW) carries out pressurized delivered, through injector head 9, form jeting effect, then Weighing batcher 1 starts feed metering, motor-operated control valve 3 is opened immediately, enters Pneumatic ash conveying device 2 material is spurted into jet mixer 4; The feeding coal signal simultaneously collecting by DCS controller, calculates the technique water yield needing, and the control valve group 7 adjusting process water yields, make both form excellent fit ratio.The good material of proportioning and water respectively through the injection of jet mixer 4 leading portions elementaryly mix, after the closing in of the thorough mixing of secondary fin structure (optimizing through CFD technical Analysis) and three grades mixes, by discharge nozzle 20, discharge jet mixer 4, enter slurry can 17.
After device is finished using, in the time of need carrying out backwash, control valve 3 and metering batcher 1 stop conveying automatically, exhaust-valve 13 is opened, ball valve 14 is closed, and water inlet pipe 19 continues operation and will in device, carry out omnibearing cleaning, and waste liquid enters liquid waste treatment system by evacuated tube 21.
The flowmeter 6, electronic reset valve group 7, the Pressure gauge 8 that on motor-operated control valve 3 and water inlet pipe 19, arrange, for accurately regulating the amount of material and fresh water (FW), guarantee to mix in proportion.Pressure gauge 11 on jet mixer 4 and thermometer 12 can be monitored ruuning situation in blender, and relief valve 10 can discharge the high pressure producing in blender, the check-valves arranging on feed pipe, and in the time of can preventing in service and backwash, fresh water (FW) refluxes.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. for a continuous slurrying device for calcium method desulfurization, it is characterized in that: comprise Weighing batcher (1), Pneumatic ash conveying device (2), jet mixer (4), slurry can (17), feed pipe (18), discharge nozzle (20) and evacuated tube (21); Jet mixer (4) is provided with powder import, fresh water (FW) import and slurry outlet, and slurry can (17) is provided with slurry import, and described slurry outlet is communicated with the slurry import of slurry can (17) by discharge nozzle (20);
Weighing batcher (1) and strength cinder conveyer (2) are connected in series connection by feed pipe (18) successively along Flow of Goods and Materials direction, the discharge end of feed pipe is communicated with the powder import of jet mixer, and described Pneumatic ash conveying device (2) controls its unlatching or cuts out by motor-operated control valve (3); One openend of evacuated tube is communicated with the body of discharge nozzle (20), and exhaust-valve (13) is set on the body of evacuated tube.
2. the continuous slurrying device for the desulfurization of calcium method according to claim 1, it is characterized in that: also comprise force (forcing) pump (5) and reducing injector head (9), force (forcing) pump (5) and reducing injector head (9) are connected in series connection by water inlet pipe (19) successively along fresh water (FW) flow direction, and the water side of reducing injector head is communicated with the fresh water (FW) import on jet mixer (4).
3. the continuous slurrying device for the desulfurization of calcium method according to claim 2, is characterized in that: on water inlet pipe (19) body, be provided with electronic reset valve group (7); On the discharge nozzle pipeline section of connection evacuated tube (21) and slurry can (17), be provided with ball valve (14); Described exhaust-valve (13), motor-operated control valve (3), electronic reset valve group (7), ball valve are controlled by DCS controller.
4. according to the continuous slurrying device for the desulfurization of calcium method described in arbitrary claim in claim 1 ~ 3, it is characterized in that: breather valve (15) is set on described slurry can (17), in slurry can (17), is provided with agitator (16).
5. the continuous slurrying device for the desulfurization of calcium method according to claim 4, is characterized in that: on described jet mixer (4), be provided with Pressure gauge (11), thermometer (12) and relief valve (10).
6. a kind of continuous slurrying device for the desulfurization of calcium method according to claim 5, is characterized in that: on described water inlet pipe (19), be provided with flowmeter (6) and Pressure gauge (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310630748.5A CN103638858A (en) | 2013-12-02 | 2013-12-02 | Continuous pulping device for calcium method desulfurization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310630748.5A CN103638858A (en) | 2013-12-02 | 2013-12-02 | Continuous pulping device for calcium method desulfurization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103638858A true CN103638858A (en) | 2014-03-19 |
Family
ID=50244225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310630748.5A Pending CN103638858A (en) | 2013-12-02 | 2013-12-02 | Continuous pulping device for calcium method desulfurization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103638858A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106178914A (en) * | 2016-08-15 | 2016-12-07 | 上海汉卓能源科技有限公司 | The injection powder feeding integrated apparatus with slurry of wet process of FGD and method |
| CN111763776A (en) * | 2020-05-14 | 2020-10-13 | 营口新北方制糖有限公司 | Pneumatic automatic syrup adding and converting system and method for soft white sugar |
| CN112044340A (en) * | 2020-07-07 | 2020-12-08 | 浙江爱迪尔包装股份有限公司 | Be suitable for gravure printing's automatic adder of solvent that reduces solvent residue |
| CN112193837A (en) * | 2020-09-24 | 2021-01-08 | 淮南东华欧科矿山支护设备有限责任公司 | Self-induction constant-pressure mining material remote pneumatic conveying system |
-
2013
- 2013-12-02 CN CN201310630748.5A patent/CN103638858A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106178914A (en) * | 2016-08-15 | 2016-12-07 | 上海汉卓能源科技有限公司 | The injection powder feeding integrated apparatus with slurry of wet process of FGD and method |
| CN111763776A (en) * | 2020-05-14 | 2020-10-13 | 营口新北方制糖有限公司 | Pneumatic automatic syrup adding and converting system and method for soft white sugar |
| CN111763776B (en) * | 2020-05-14 | 2023-09-08 | 营口新北方制糖有限公司 | System and method for automatically adding invert syrup by pneumatic soft sugar |
| CN112044340A (en) * | 2020-07-07 | 2020-12-08 | 浙江爱迪尔包装股份有限公司 | Be suitable for gravure printing's automatic adder of solvent that reduces solvent residue |
| CN112193837A (en) * | 2020-09-24 | 2021-01-08 | 淮南东华欧科矿山支护设备有限责任公司 | Self-induction constant-pressure mining material remote pneumatic conveying system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204819939U (en) | Mixer of ground paste is filled in preparation of intermittent type formula | |
| CN201495126U (en) | Lime cream preparing and adding device | |
| CN201980761U (en) | Dustless pneumatic transmission device for feeding acidized electrolytic manganese | |
| CN103638858A (en) | Continuous pulping device for calcium method desulfurization | |
| CN201832569U (en) | Automatic dispensing device of powder | |
| CN203043860U (en) | Intelligent automatic controlled type lime adding device | |
| CN202805411U (en) | Automatic mud-jack all-in-one machine of prestressed aperture | |
| CN104997143A (en) | Molasses addition system of mixer and molasses addition technology of molasses addition system | |
| CN108499406A (en) | A kind of continuous process system of lithium battery slurry | |
| CN103055757B (en) | Smart autocontrol lime addition device and addition method thereof | |
| CN102512938B (en) | Limestone pulping and long-distance conveying device and using method thereof | |
| CN203031750U (en) | Composite wallboard production line | |
| CN203577712U (en) | Continuous pulping device for calcium-process desulfurization | |
| CN202400871U (en) | Complete integrated automatic feeding device | |
| CN204768532U (en) | Compounding equipment | |
| CN201110158Y (en) | Automatic slurry-distributing heavy system | |
| CN204888693U (en) | Mix quick -witted molasses addition system | |
| CN212236714U (en) | Dosing device based on operation condition of desulfurization tower of coal-fired unit | |
| CN203317511U (en) | Concrete powdery admixture metering and dispensing device | |
| CN204911337U (en) | Automation system of dispensing that sewage treatment used | |
| CN212508207U (en) | Pneumatic automatic liquid injection device for coal mine | |
| CN206589157U (en) | A kind of concrete batching and mixing tower structure | |
| CN204522939U (en) | A kind of concrete additive processing unit (plant) | |
| CN208878363U (en) | Activated carbon powder automatic feeding device and system | |
| CN209198434U (en) | A kind of use for laboratory starches high-pressure slip-casting device more |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140319 |