CN200996021Y - Environmental-protecting blast-furnace cinder treating system - Google Patents
Environmental-protecting blast-furnace cinder treating system Download PDFInfo
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- CN200996021Y CN200996021Y CNU2006201726581U CN200620172658U CN200996021Y CN 200996021 Y CN200996021 Y CN 200996021Y CN U2006201726581 U CNU2006201726581 U CN U2006201726581U CN 200620172658 U CN200620172658 U CN 200620172658U CN 200996021 Y CN200996021 Y CN 200996021Y
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- 239000003818 cinder Substances 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 153
- 239000002893 slag Substances 0.000 claims abstract description 86
- 238000005469 granulation Methods 0.000 claims abstract description 71
- 230000003179 granulation Effects 0.000 claims abstract description 71
- 238000009833 condensation Methods 0.000 claims abstract description 35
- 230000005494 condensation Effects 0.000 claims abstract description 32
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 25
- 230000018044 dehydration Effects 0.000 claims abstract description 24
- 238000001816 cooling Methods 0.000 claims abstract description 22
- 239000007921 spray Substances 0.000 claims description 14
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 abstract description 14
- 239000000203 mixture Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 10
- 239000000843 powder Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/02—Physical or chemical treatment of slags
- C21B2400/022—Methods of cooling or quenching molten slag
- C21B2400/024—Methods of cooling or quenching molten slag with the direct use of steam or liquid coolants, e.g. water
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/062—Jet nozzles or pressurised fluids for cooling, fragmenting or atomising slag
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/066—Receptacle features where the slag is treated
- C21B2400/072—Tanks to collect the slag, e.g. water tank
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/066—Receptacle features where the slag is treated
- C21B2400/074—Tower structures for cooling, being confined but not sealed
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
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- Manufacture Of Iron (AREA)
- Furnace Details (AREA)
Abstract
本实用新型涉及一种高炉炉渣处理系统。一种环保型高炉炉渣处理系统，它包括红渣沟(1)、粒化箱(2)、粒化槽(4)、渣水管(5)、热水槽(6)、第一水管(7)、粒化回水泵(8)、冷凝泵(9)、第二水管(10)、冷却塔(11)、皮带运输机(12)、脱水转鼓(14)、冷凝塔(15)、第三水管(18)、缓冲罐(19)，其特征在于：缓冲罐(19)的输出端与第四水管(21)的一端相连通，第四水管(21)的另一端与粒化箱(2)相连通。本实用新型的有益效果是：系统组成简单、冲渣质量好、环境保护效果好、能耗低、明显节省投资和占地、整个系统的水量容易平衡。
The utility model relates to a blast furnace slag processing system. An environment-friendly blast furnace slag treatment system, which includes a red slag ditch (1), a granulation tank (2), a granulation tank (4), a slag water pipe (5), a hot water tank (6), and a first water pipe (7) , granulation return pump (8), condensation pump (9), second water pipe (10), cooling tower (11), belt conveyor (12), dehydration drum (14), condensation tower (15), third water pipe (18), buffer tank (19), is characterized in that: the output end of buffer tank (19) is connected with one end of the fourth water pipe (21), and the other end of the fourth water pipe (21) is connected with the granulation tank (2) connected. The beneficial effects of the utility model are: simple system composition, good slag flushing quality, good environmental protection effect, low energy consumption, obvious savings in investment and land occupation, and easy balance of water volume in the whole system.
Description
技术领域technical field
本实用新型属于冶金炼铁设备领域，具体涉及一种环保型高炉炉渣处理系统。The utility model belongs to the field of metallurgical ironmaking equipment, in particular to an environment-friendly blast furnace slag processing system.
背景技术Background technique
目前，国内的环保型高炉炉渣处理系统主要由红渣沟、粒化箱、粒化槽(池)、脱水转鼓、蒸汽冷凝回收系统(冷凝塔)、水泵、冷却塔、粒化冷凝循环水管等组成，红渣沟内盛熔渣，红渣沟的输出端位于粒化槽(池)的输入端上方，红渣沟的输出端与粒化槽的输入端之间设有粒化箱，粒化箱上设有喷水孔，当红渣沟的熔渣落入粒化槽时，粒化箱内的高压水经喷水孔喷出，将熔渣用高压水冲碎水淬成水渣，渣水混合物在粒化槽内进一步冷却，经管道进入脱水转鼓的分配器内。转鼓下部的水使之再次冷却。并被装有筛板的脱水器旋转提升过滤。当转鼓转到最高点时，水渣落入转鼓内的皮带运输机上，再转运到水渣堆场；滤过的水被收集到热水槽中；炉渣粒化过程中产生的蒸汽进入粒化槽上部的冷凝塔中，经冷却水冷凝后收集入缓冲罐；冷凝水和热水槽中的水分别经冷凝和粒化回水泵泵入冷却塔进行冷却，再由粒化泵和冷凝泵将冷却后的水送入粒化箱和冷凝塔循环使用。热水槽中的粉渣由循环泵抽出送入脱水器再过滤，防止水渣粉粒在热水槽中沉积。At present, the domestic environment-friendly blast furnace slag treatment system mainly consists of red slag ditch, granulation box, granulation tank (pool), dehydration drum, steam condensation recovery system (condensation tower), water pump, cooling tower, granulation condensation circulation water pipe The red slag ditch contains molten slag, the output end of the red slag ditch is located above the input end of the granulation tank (pool), and a granulation box is arranged between the output end of the red slag ditch and the input end of the granulation tank. There is a spray hole on the granulation box. When the slag from the red slag ditch falls into the granulation tank, the high-pressure water in the granulation box is sprayed out through the water spray hole, and the slag is crushed by high-pressure water and quenched into water slag. , the slag-water mixture is further cooled in the granulation tank, and enters the distributor of the dehydration drum through the pipeline. The water in the lower part of the drum cools it down again. And it is rotated and filtered by a dehydrator equipped with a sieve plate. When the drum turns to the highest point, the slag falls into the belt conveyor in the drum, and then transferred to the slag yard; the filtered water is collected into the hot water tank; the steam generated during the slag granulation process enters the granulator In the condensation tower on the upper part of the chemical tank, the cooling water is condensed and collected into the buffer tank; the condensed water and the water in the hot water tank are respectively pumped into the cooling tower for cooling by the condensation and granulation return pumps, and then the granulation pump and the condensate pump The cooled water is sent to the granulation tank and condensation tower for recycling. The powder slag in the hot water tank is pumped out by the circulation pump and sent to the dehydrator for filtration to prevent the water slag powder from depositing in the hot water tank.
这种工艺比较复杂(如图1所示，其系统如图3所示)，该工艺设粒化和冷凝2个循环回路，循环水量大，能耗高，占地大，投资高。This process is relatively complicated (as shown in Figure 1, and its system is shown in Figure 3). This process has two circulation loops of granulation and condensation, which has a large amount of circulating water, high energy consumption, large land occupation, and high investment.
发明内容Contents of the invention
本实用新型的目的在于提供一种系统组成简单、冲渣质量好、环境保护效果好、能耗低、明显节省投资和占地的环保型高炉炉渣处理系统。The purpose of the utility model is to provide an environment-friendly blast furnace slag treatment system with simple system composition, good slag flushing quality, good environmental protection effect, low energy consumption, obvious investment saving and land occupation.
为了实现上述目的，本实用新型的技术方案： 一种环保型高炉炉渣处理系统，它包括红渣沟1、粒化箱2、粒化槽4、渣水管5、热水槽6、第一水管7、粒化回水泵8、冷凝泵9、第二水管10、冷却塔11、皮带运输机12、脱水转鼓14、冷凝塔15、第三水管18、缓冲罐19，红渣沟1的输出端部下面设有粒化箱2，粒化箱上设有喷水孔，粒化槽4位于冷凝塔15下方；渣水管5的一端与粒化槽下部的收集管道相连通，渣水管5的另一端与脱水转鼓14的分配器13相连通；脱水转鼓内设有皮带运输机12，热水槽6位于脱水转鼓14下方；第一水管7的一端与热水槽6相连通，第一水管7的另一端与冷却塔11的输入端相连通，第一水管7上设有粒化回水泵8；第二水管10的一端与冷却塔11的输出端相连通，第二水管10的另一端与冷凝塔15的喷水管16相通，喷水管16上设有雾化喷嘴，第二水管10上设有冷凝泵9；第三水管18的一端与冷凝塔15的冷凝水收集斗17相连通，第三水管18的另一端与缓冲罐19的输入端相连通；其特征在于：缓冲罐19的输出端与第四水管21的一端相连通，第四水管21的另一端与粒化箱2相连通。In order to achieve the above purpose, the technical solution of the present utility model: An environment-friendly blast furnace slag treatment system, which includes a
所述的粒化槽4内设有档渣板。The
所述的红渣沟1的输出端位于冲渣沟3的输入端部上方，冲渣沟3的输出端部位于冷凝塔15下方并位于粒化槽4的上方。The output end of the
第四水管21上设有粒化泵20。The
本实用新型采用封闭的冷凝塔对粒化产生的蒸汽进行喷水冷却，本系统基本无蒸汽和其他有害气体排入大气中；冲渣水循环使用，生产过程无污水排出，有利于环境保护，环境保护效果好。The utility model adopts a closed condensation tower to spray water to cool the steam generated by granulation, and the system basically does not discharge steam and other harmful gases into the atmosphere; the slag washing water is recycled, and there is no sewage discharge in the production process, which is beneficial to environmental protection and environmental protection. Good protection.
与传统的高炉炉渣处理系统相比较，本高炉炉渣处理系统的主要优点：Compared with the traditional blast furnace slag treatment system, the main advantages of this blast furnace slag treatment system are:
1)本实用新型系统中用冷凝蒸汽后的水作为冲渣粒化水，循环水量减少1/2，因此需冷却的水量为传统工艺的1/2，冷却塔的流量大大减小，占地和投资明显降低。1) In the system of the utility model, the water after condensing steam is used as the slag flushing and granulation water, and the amount of circulating water is reduced by 1/2, so the amount of water to be cooled is 1/2 of the traditional process, and the flow rate of the cooling tower is greatly reduced, occupying an area of and significantly lower investment.
2)本实用新型系统的泵组少一组，系统更简单，能耗降低。2) The system of the utility model has one less pump group, the system is simpler, and the energy consumption is reduced.
3)本实用新型系统中冷却塔的进出均各为一组泵，整个系统的水量容易平衡，不存在相互干扰。3) The inlet and outlet of the cooling tower in the system of the utility model are each a group of pumps, the water volume of the whole system is easy to balance, and there is no mutual interference.
4)本实用新型采用了冲渣沟和档渣板，水渣质量更好，并有利于改善脱水效果。4) The utility model adopts the slag flushing ditch and the slag retaining plate, the quality of the water slag is better, and it is beneficial to improve the dehydration effect.
本实用新型的有益效果是：系统组成简单、冲渣质量好、环境保护效果好、能耗低、明显节省投资和占地、整个系统的水量容易平衡。The beneficial effects of the utility model are: simple system composition, good slag flushing quality, good environmental protection effect, low energy consumption, obvious savings in investment and land occupation, and easy balance of water volume in the whole system.
附图说明Description of drawings
图1是现有高炉炉渣处理系统的工艺流程图Figure 1 is a process flow chart of the existing blast furnace slag treatment system
图2是本实用新型的工艺流程图Fig. 2 is a process flow diagram of the utility model
图3是现有高炉炉渣处理系统的结构示意图Figure 3 is a structural schematic diagram of the existing blast furnace slag treatment system
图4是本实用新型的结构示意图Fig. 4 is the structural representation of the utility model
图中：1-红渣沟，2-粒化箱，3-冲渣沟，4-粒化槽，5-渣水管，6-热水槽，7-第一水管，8-粒化回水泵，9-冷凝泵，10-第二水管，11-冷却塔，12-皮带运输机，13-分配器，14-脱水转鼓，15-冷凝塔，16-喷水管，17-冷凝水收集斗，18-第三水管，19-缓冲罐，20-粒化泵，21-第四水管。In the figure: 1-red slag ditch, 2-grainizing box, 3-slag flushing ditch, 4-grainizing tank, 5-slag water pipe, 6-hot water tank, 7-first water pipe, 8-grainizing return water pump, 9-condensation pump, 10-second water pipe, 11-cooling tower, 12-belt conveyor, 13-distributor, 14-dehydration drum, 15-condensation tower, 16-water spray pipe, 17-condensation water collection bucket, 18-the third water pipe, 19-the buffer tank, 20-the granulation pump, 21-the fourth water pipe.
具体实施方式Detailed ways
如图4所示，一种环保型高炉炉渣处理系统，它包括红渣沟1、粒化箱2、冲渣沟3、粒化槽4、渣水管5、热水槽6、第一水管7、粒化回水泵8、冷凝泵9、第二水管10、冷却塔11、皮带运输机12、脱水转鼓14、冷凝塔15、第三水管18、缓冲罐19、粒化泵20、第四水管21，红渣沟1的输出端位于冲渣沟3的输入端部上方，红渣沟1的输出端部下面设有粒化箱2，粒化箱上设有喷水孔，冲渣沟3的输出端部位于冷凝塔15下方并位于粒化槽4的上方，粒化槽4位于冷凝塔15下方，粒化槽4内设有档渣板；渣水管5的一端与粒化槽下部的收集管道相连通，渣水管5的另一端与脱水转鼓14的分配器13相连通；脱水转鼓内设有皮带运输机12，热水槽6位于脱水转鼓14下方；第一水管7的一端与热水槽6相连通，第一水管7的另一端与冷却塔11的输入端相连通，第一水管7上设有粒化回水泵8；第二水管10的一端与冷却塔11的输出端相连通，第二水管10的另一端与冷凝塔15的喷水管16相通，喷水管16上设有雾化喷嘴，第二水管10上设有冷凝泵9；第三水管18的一端与冷凝塔15的冷凝水收集斗17相连通，第三水管18的另一端与缓冲罐19的输入端相连通；缓冲罐19的输出端与第四水管21的一端相连通，第四水管21的另一端与粒化箱2相连通，第四水管21上设有粒化泵20。As shown in Figure 4, an environment-friendly blast furnace slag treatment system includes a
热水槽的底部装有2台循环水泵，循环水泵与再循环水管相连，循环水管的输出端位于粒化槽内。热水槽中的粉渣由循环泵抽出送入粒化槽经转鼓再过滤，防止水渣粉粒在冷却塔中沉积。Two circulating water pumps are installed at the bottom of the hot water tank, the circulating water pumps are connected with the recirculating water pipe, and the output end of the circulating water pipe is located in the granulation tank. The powder slag in the hot water tank is pumped out by the circulation pump and sent to the granulation tank and then filtered by the drum to prevent the water slag powder from depositing in the cooling tower.
如图2所示，环保型高炉炉渣处理工艺：高炉产生的红渣被安装在红渣沟端部下面的粒化箱喷射冷却水快速冷却水淬，水淬后的渣和水先经过冲渣沟，尔后冲入粒化槽内的档渣板上进一步破碎后，进入粒化槽下部的收集管道中；然后收集管道中的渣水混合物进入渣水管并沿渣水管进入脱水转鼓的分配器，脱水转鼓下部的水使渣水混合物继续冷却，并被装有筛板的脱水器旋转提升过滤，当脱水转鼓转到高点时，水渣落入脱水转鼓内的皮带运输机上，再转运到水渣堆场；脱水转鼓滤过的水被收集到热水槽中，热水槽中的水由第一水管、粒化回水泵泵入冷却塔进行冷却，经冷却塔冷却后，再由第二水管、冷凝泵将冷却后的水送入冷凝塔中的雾化喷嘴，雾化喷嘴对粒化过程中产生的蒸汽进行冷凝；蒸汽冷凝之后的水滴由冷凝水收集斗经第三水管引到缓冲罐，缓冲罐的水经第四水管、粒化泵打至粒化箱循环使用。As shown in Figure 2, the environmental-friendly blast furnace slag treatment process: the red slag produced by the blast furnace is sprayed with cooling water in the granulation box installed under the end of the red slag ditch for rapid cooling and water quenching, and the slag and water after water quenching first pass through the slag flushing ditch , and then rush into the slag blocking plate in the granulation tank for further crushing, and then enter the collection pipe at the lower part of the granulation tank; then the slag-water mixture in the collection pipe enters the slag water pipe and enters the distributor of the dehydration drum along the slag water pipe. The water in the lower part of the dehydration drum keeps the slag-water mixture cooled, and is rotated and lifted by the dehydrator equipped with a sieve to filter. Transfer to the water slag storage yard; the water filtered by the dehydration drum is collected into the hot water tank, and the water in the hot water tank is pumped into the cooling tower by the first water pipe and the granulation return water pump for cooling. The second water pipe and the condensate pump send the cooled water to the atomizing nozzle in the condensation tower, and the atomizing nozzle condenses the steam generated during the granulation process; the water droplets after the steam condensation are drawn from the condensed water collecting bucket through the third water pipe To the buffer tank, the water in the buffer tank is pumped to the granulation tank through the fourth water pipe and the granulation pump for recycling.
主要工艺设备：Main process equipment:
1)冲渣沟：1) Slag flushing ditch:
采用钢结构沟槽及支架。沟槽上方设置封闭罩，防止蒸汽外溢。冲渣沟长约7m，内设耐冲刷磨损的炭化硅衬板。Adopt steel structure groove and bracket. A sealing cover is arranged above the groove to prevent steam from overflowing. The slag flushing ditch is about 7m long, and a silicon carbide liner that is resistant to erosion and wear is installed inside.
2)粒化箱：2) Granulation box:
粒化箱由布满多孔变径喷头的孔板、壳体、管道连接件组成。孔板上开孔的范围，孔眼的大小、角度及孔的分布依渣流轨迹和渣流截面的不同而呈现非均匀状态。The granulation box is composed of an orifice plate covered with multi-hole variable-diameter nozzles, a shell, and pipe connectors. The range of openings on the orifice plate, the size and angle of the holes and the distribution of the holes are non-uniform according to the slag flow trajectory and the slag flow cross section.
3)粒化槽：3) Granulation tank:
位于冷凝塔下方，直径约为6m的圆筒。内设冲击板、格栅及水渣管道。渣水混合物在此进一步破碎并经管道流入转鼓分配器内。A cylinder with a diameter of about 6m located below the condensation tower. There are impact plates, grilles and slag pipes inside. The slag-water mixture is further broken here and flows into the drum distributor through the pipeline.
4)冷凝塔：4) Condensing tower:
位于粒化槽上方，直径约为6m的圆筒，总高度约为30m。包括冷凝水收集斗、2组喷水管及顶部放散阀。Located above the granulation tank, the cylinder with a diameter of about 6m has a total height of about 30m. Including condensate collection bucket, 2 sets of spray pipes and top relief valve.
5)分配器：5) Allocator:
分配器为一段变断面的矩形管。管的下方开有断面不等的孔。为了保持开孔断面的形状，嵌有陶瓷耐磨衬板。渣水流通过这些下部开孔，将渣水混合物较均匀地分布在整个脱水转鼓内，从而达到较好的脱水效果，同时也可使筛网磨损均匀，作用率高。The distributor is a section of rectangular tube with variable section. The bottom of the tube is provided with holes with different sections. In order to maintain the shape of the opening section, a ceramic wear-resistant lining is embedded. The slag water flows through these lower openings, and the slag-water mixture is more evenly distributed in the whole dehydration drum, so as to achieve a better dehydration effect, and at the same time, it can also make the screen wear evenly and have a high efficiency.
6)脱水转鼓：6) Dehydration drum:
脱水转鼓由金属构架、双层过滤网筒体和鼓内周壁的带滤网的叶片斗组成。The dehydration drum is composed of a metal frame, a double-layer filter screen cylinder and a blade bucket with a filter screen on the inner peripheral wall of the drum.
7)皮带运输机：7) Belt conveyor:
皮带机穿过转鼓。经转鼓脱水后的渣砂，落入皮带机，然后再经多条皮带机转运到堆渣场，由火车或汽车运输到用户。The belt conveyor passes through the drum. The slag sand dehydrated by the drum falls into the belt conveyor, and then is transferred to the slag dump by multiple belt conveyors, and then transported to the user by train or car.
8)热水槽：8) Hot water tank:
热水槽设在脱水转鼓的下方，收集从脱水转鼓中滤出的热水。热水槽由混凝土做成，分为3格，前2格用钢板隔开，容积约为100m3，底部装有2台循环水泵，循环水泵将热水槽的水再次泵入粒化槽经转鼓再次过滤，以保证流回冷却塔的水的质量。最后1格容积约为100m3，底部设粒化回水泵。The hot water tank is arranged under the dehydration drum to collect the hot water filtered out from the dehydration drum. The hot water tank is made of concrete and divided into 3 grids. The first two grids are separated by steel plates. The volume is about 100m 3 . There are 2 circulating water pumps installed at the bottom. Filtration again to ensure the quality of the water flowing back to the cooling tower. The volume of the last cell is about 100m 3 , and a granulation return pump is installed at the bottom.
9)缓冲罐：9) Buffer tank:
收集从冷凝塔回收的水。缓冲罐约为40m3。Collect the water recovered from the condensation tower. The buffer tank is about 40m 3 .
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100445399C (en) * | 2006-12-28 | 2008-12-24 | 中冶南方工程技术有限公司 | Environment friendly blast furnace slag treating process and system |
| CN101649364B (en) * | 2009-09-04 | 2011-08-10 | 中冶赛迪工程技术股份有限公司 | Blast furnace slag processing device |
| CN102269529A (en) * | 2011-07-20 | 2011-12-07 | 北京中冶设备研究设计总院有限公司 | Closed loop control method and device for high-temperature slag flow and cooling water amount |
| CN104651551A (en) * | 2015-03-13 | 2015-05-27 | 山东钢铁股份有限公司 | Constant-liquid level control device for slag-water mixture of granulation tower |
| TWI616536B (en) * | 2013-07-01 | 2018-03-01 | 保羅伍斯股份有限公司 | Granulation installation and blast furnace plant comprising the same |
| CN110181065A (en) * | 2019-04-22 | 2019-08-30 | 武汉科技大学 | A kind of metallurgy pulp water knife milling method |
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2006
- 2006-12-28 CN CNU2006201726581U patent/CN200996021Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100445399C (en) * | 2006-12-28 | 2008-12-24 | 中冶南方工程技术有限公司 | Environment friendly blast furnace slag treating process and system |
| CN101649364B (en) * | 2009-09-04 | 2011-08-10 | 中冶赛迪工程技术股份有限公司 | Blast furnace slag processing device |
| CN102269529A (en) * | 2011-07-20 | 2011-12-07 | 北京中冶设备研究设计总院有限公司 | Closed loop control method and device for high-temperature slag flow and cooling water amount |
| TWI616536B (en) * | 2013-07-01 | 2018-03-01 | 保羅伍斯股份有限公司 | Granulation installation and blast furnace plant comprising the same |
| CN104651551A (en) * | 2015-03-13 | 2015-05-27 | 山东钢铁股份有限公司 | Constant-liquid level control device for slag-water mixture of granulation tower |
| CN110181065A (en) * | 2019-04-22 | 2019-08-30 | 武汉科技大学 | A kind of metallurgy pulp water knife milling method |
| CN110181065B (en) * | 2019-04-22 | 2022-04-26 | 武汉科技大学 | Metallurgical slag water jet milling method |
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