CN100464825C - 双回料循环流化床半干法脱硫工艺 - Google Patents
双回料循环流化床半干法脱硫工艺 Download PDFInfo
- Publication number
- CN100464825C CN100464825C CNB2006101708130A CN200610170813A CN100464825C CN 100464825 C CN100464825 C CN 100464825C CN B2006101708130 A CNB2006101708130 A CN B2006101708130A CN 200610170813 A CN200610170813 A CN 200610170813A CN 100464825 C CN100464825 C CN 100464825C
- Authority
- CN
- China
- Prior art keywords
- reaction tower
- flue gas
- electric cleaner
- desulfurization
- fluidized bed
- Prior art date
Links
- 230000003009 desulfurizing Effects 0.000 title claims abstract description 41
- 238000000034 methods Methods 0.000 title claims abstract description 13
- 238000006243 chemical reactions Methods 0.000 claims abstract description 43
- 239000002956 ash Substances 0.000 claims abstract description 22
- 239000010881 fly ash Substances 0.000 claims abstract description 17
- 238000006477 desulfuration reactions Methods 0.000 claims description 27
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 21
- 239000003546 flue gases Substances 0.000 claims description 20
- 238000005516 engineering processes Methods 0.000 claims description 17
- 238000002347 injection Methods 0.000 claims description 11
- 239000007924 injections Substances 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 5
- 239000007789 gases Substances 0.000 claims description 4
- 239000007787 solids Substances 0.000 claims description 4
- 239000000463 materials Substances 0.000 abstract description 5
- 238000010410 dusting Methods 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 239000003245 coal Substances 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 229910052717 sulfur Inorganic materials 0.000 description 14
- 239000011593 sulfur Substances 0.000 description 14
- NINIDFKCEFEMDL-UHFFFAOYSA-N sulfur Chemical compound data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0nMS4wJyBlbmNvZGluZz0naXNvLTg4NTktMSc/Pgo8c3ZnIHZlcnNpb249JzEuMScgYmFzZVByb2ZpbGU9J2Z1bGwnCiAgICAgICAgICAgICAgeG1sbnM9J2h0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnJwogICAgICAgICAgICAgICAgICAgICAgeG1sbnM6cmRraXQ9J2h0dHA6Ly93d3cucmRraXQub3JnL3htbCcKICAgICAgICAgICAgICAgICAgICAgIHhtbG5zOnhsaW5rPSdodHRwOi8vd3d3LnczLm9yZy8xOTk5L3hsaW5rJwogICAgICAgICAgICAgICAgICB4bWw6c3BhY2U9J3ByZXNlcnZlJwp3aWR0aD0nMzAwcHgnIGhlaWdodD0nMzAwcHgnIHZpZXdCb3g9JzAgMCAzMDAgMzAwJz4KPCEtLSBFTkQgT0YgSEVBREVSIC0tPgo8cmVjdCBzdHlsZT0nb3BhY2l0eToxLjA7ZmlsbDojRkZGRkZGO3N0cm9rZTpub25lJyB3aWR0aD0nMzAwJyBoZWlnaHQ9JzMwMCcgeD0nMCcgeT0nMCc+IDwvcmVjdD4KPHRleHQgZG9taW5hbnQtYmFzZWxpbmU9ImNlbnRyYWwiIHRleHQtYW5jaG9yPSJlbmQiIHg9JzE2Mi4wMTQnIHk9JzE1Nicgc3R5bGU9J2ZvbnQtc2l6ZTo0MHB4O2ZvbnQtc3R5bGU6bm9ybWFsO2ZvbnQtd2VpZ2h0Om5vcm1hbDtmaWxsLW9wYWNpdHk6MTtzdHJva2U6bm9uZTtmb250LWZhbWlseTpzYW5zLXNlcmlmO2ZpbGw6I0ZDQzYzMycgPjx0c3Bhbj5TPC90c3Bhbj48L3RleHQ+CjxwYXRoIGQ9J00gMTMwLDExMy42MzYgTCAxMjkuOTcsMTEyLjkzMyBMIDEyOS44NzksMTEyLjIzNSBMIDEyOS43MjksMTExLjU0NyBMIDEyOS41MiwxMTAuODc1IEwgMTI5LjI1NCwxMTAuMjIzIEwgMTI4LjkzMywxMDkuNTk2IEwgMTI4LjU1OSwxMDkgTCAxMjguMTM2LDEwOC40MzcgTCAxMjcuNjY2LDEwNy45MTQgTCAxMjcuMTUyLDEwNy40MzIgTCAxMjYuNTk5LDEwNi45OTYgTCAxMjYuMDEsMTA2LjYxIEwgMTI1LjM5MSwxMDYuMjc2IEwgMTI0Ljc0NSwxMDUuOTk2IEwgMTI0LjA3NywxMDUuNzczIEwgMTIzLjM5MywxMDUuNjA3IEwgMTIyLjY5NywxMDUuNTAyIEwgMTIxLjk5NCwxMDUuNDU2IEwgMTIxLjI5LDEwNS40NzIgTCAxMjAuNTksMTA1LjU0NyBMIDExOS45LDEwNS42ODMgTCAxMTkuMjIzLDEwNS44NzcgTCAxMTguNTY2LDEwNi4xMjkgTCAxMTcuOTMyLDEwNi40MzYgTCAxMTcuMzI4LDEwNi43OTcgTCAxMTYuNzU2LDEwNy4yMDggTCAxMTYuMjIyLDEwNy42NjcgTCAxMTUuNzMsMTA4LjE3IEwgMTE1LjI4MywxMDguNzE0IEwgMTE0Ljg4NCwxMDkuMjk0IEwgMTE0LjUzNiwxMDkuOTA2IEwgMTE0LjI0MiwxMTAuNTQ2IEwgMTE0LjAwNSwxMTEuMjA5IEwgMTEzLjgyNSwxMTEuODg5IEwgMTEzLjcwNCwxMTIuNTgzIEwgMTEzLjY0NCwxMTMuMjg0IEwgMTEzLjY0NCwxMTMuOTg4IEwgMTEzLjcwNCwxMTQuNjkgTCAxMTMuODI1LDExNS4zODMgTCAxMTQuMDA1LDExNi4wNjQgTCAxMTQuMjQyLDExNi43MjcgTCAxMTQuNTM2LDExNy4zNjcgTCAxMTQuODg0LDExNy45NzkgTCAxMTUuMjgzLDExOC41NTkgTCAxMTUuNzMsMTE5LjEwMiBMIDExNi4yMjIsMTE5LjYwNSBMIDExNi43NTYsMTIwLjA2NCBMIDExNy4zMjgsMTIwLjQ3NiBMIDExNy45MzIsMTIwLjgzNiBMIDExOC41NjYsMTIxLjE0NCBMIDExOS4yMjMsMTIxLjM5NiBMIDExOS45LDEyMS41OSBMIDEyMC41OSwxMjEuNzI2IEwgMTIxLjI5LDEyMS44MDEgTCAxMjEuOTk0LDEyMS44MTYgTCAxMjIuNjk3LDEyMS43NzEgTCAxMjMuMzkzLDEyMS42NjUgTCAxMjQuMDc3LDEyMS41IEwgMTI0Ljc0NSwxMjEuMjc3IEwgMTI1LjM5MSwxMjAuOTk3IEwgMTI2LjAxLDEyMC42NjMgTCAxMjYuNTk5LDEyMC4yNzYgTCAxMjcuMTUyLDExOS44NDEgTCAxMjcuNjY2LDExOS4zNTkgTCAxMjguMTM2LDExOC44MzUgTCAxMjguNTU5LDExOC4yNzMgTCAxMjguOTMzLDExNy42NzYgTCAxMjkuMjU0LDExNy4wNSBMIDEyOS41MiwxMTYuMzk4IEwgMTI5LjcyOSwxMTUuNzI2IEwgMTI5Ljg3OSwxMTUuMDM4IEwgMTI5Ljk3LDExNC4zNCBMIDEzMCwxMTMuNjM2IEwgMTIxLjgxOCwxMTMuNjM2IFonIHN0eWxlPSdmaWxsOiMwMDAwMDA7ZmlsbC1ydWxlOmV2ZW5vZGQ7ZmlsbC1vcGFjaXR5PTE7c3Ryb2tlOiMwMDAwMDA7c3Ryb2tlLXdpZHRoOjEwcHg7c3Ryb2tlLWxpbmVjYXA6YnV0dDtzdHJva2UtbGluZWpvaW46bWl0ZXI7c3Ryb2tlLW9wYWNpdHk6MTsnIC8+CjxwYXRoIGQ9J00gMTg2LjM2NCwxMTMuNjM2IEwgMTg2LjMzMywxMTIuOTMzIEwgMTg2LjI0MywxMTIuMjM1IEwgMTg2LjA5MiwxMTEuNTQ3IEwgMTg1Ljg4NCwxMTAuODc1IEwgMTg1LjYxOCwxMTAuMjIzIEwgMTg1LjI5NywxMDkuNTk2IEwgMTg0LjkyMywxMDkgTCAxODQuNDk5LDEwOC40MzcgTCAxODQuMDI5LDEwNy45MTQgTCAxODMuNTE2LDEwNy40MzIgTCAxODIuOTYyLDEwNi45OTYgTCAxODIuMzc0LDEwNi42MSBMIDE4MS43NTQsMTA2LjI3NiBMIDE4MS4xMDgsMTA1Ljk5NiBMIDE4MC40NDEsMTA1Ljc3MyBMIDE3OS43NTYsMTA1LjYwNyBMIDE3OS4wNiwxMDUuNTAyIEwgMTc4LjM1OCwxMDUuNDU2IEwgMTc3LjY1NCwxMDUuNDcyIEwgMTc2Ljk1NCwxMDUuNTQ3IEwgMTc2LjI2MywxMDUuNjgzIEwgMTc1LjU4NywxMDUuODc3IEwgMTc0LjkyOSwxMDYuMTI5IEwgMTc0LjI5NiwxMDYuNDM2IEwgMTczLjY5MSwxMDYuNzk3IEwgMTczLjEyLDEwNy4yMDggTCAxNzIuNTg2LDEwNy42NjcgTCAxNzIuMDk0LDEwOC4xNyBMIDE3MS42NDYsMTA4LjcxNCBMIDE3MS4yNDcsMTA5LjI5NCBMIDE3MC45LDEwOS45MDYgTCAxNzAuNjA2LDExMC41NDYgTCAxNzAuMzY4LDExMS4yMDkgTCAxNzAuMTg5LDExMS44ODkgTCAxNzAuMDY4LDExMi41ODMgTCAxNzAuMDA4LDExMy4yODQgTCAxNzAuMDA4LDExMy45ODggTCAxNzAuMDY4LDExNC42OSBMIDE3MC4xODksMTE1LjM4MyBMIDE3MC4zNjgsMTE2LjA2NCBMIDE3MC42MDYsMTE2LjcyNyBMIDE3MC45LDExNy4zNjcgTCAxNzEuMjQ3LDExNy45NzkgTCAxNzEuNjQ2LDExOC41NTkgTCAxNzIuMDk0LDExOS4xMDIgTCAxNzIuNTg2LDExOS42MDUgTCAxNzMuMTIsMTIwLjA2NCBMIDE3My42OTEsMTIwLjQ3NiBMIDE3NC4yOTYsMTIwLjgzNiBMIDE3NC45MjksMTIxLjE0NCBMIDE3NS41ODcsMTIxLjM5NiBMIDE3Ni4yNjMsMTIxLjU5IEwgMTc2Ljk1NCwxMjEuNzI2IEwgMTc3LjY1NCwxMjEuODAxIEwgMTc4LjM1OCwxMjEuODE2IEwgMTc5LjA2LDEyMS43NzEgTCAxNzkuNzU2LDEyMS42NjUgTCAxODAuNDQxLDEyMS41IEwgMTgxLjEwOCwxMjEuMjc3IEwgMTgxLjc1NCwxMjAuOTk3IEwgMTgyLjM3NCwxMjAuNjYzIEwgMTgyLjk2MiwxMjAuMjc2IEwgMTgzLjUxNiwxMTkuODQxIEwgMTg0LjAyOSwxMTkuMzU5IEwgMTg0LjQ5OSwxMTguODM1IEwgMTg0LjkyMywxMTguMjczIEwgMTg1LjI5NywxMTcuNjc2IEwgMTg1LjYxOCwxMTcuMDUgTCAxODUuODg0LDExNi4zOTggTCAxODYuMDkyLDExNS43MjYgTCAxODYuMjQzLDExNS4wMzggTCAxODYuMzMzLDExNC4zNCBMIDE4Ni4zNjQsMTEzLjYzNiBMIDE3OC4xODIsMTEzLjYzNiBaJyBzdHlsZT0nZmlsbDojMDAwMDAwO2ZpbGwtcnVsZTpldmVub2RkO2ZpbGwtb3BhY2l0eT0xO3N0cm9rZTojMDAwMDAwO3N0cm9rZS13aWR0aDoxMHB4O3N0cm9rZS1saW5lY2FwOmJ1dHQ7c3Ryb2tlLWxpbmVqb2luOm1pdGVyO3N0cm9rZS1vcGFjaXR5OjE7JyAvPgo8L3N2Zz4K data:image/svg+xml;base64,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 [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 8
- 230000003134 recirculating Effects 0.000 description 7
- 239000003570 air Substances 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 150000003463 sulfur Chemical class 0.000 description 6
- 239000002817 coal dust Substances 0.000 description 3
- 239000011901 water Substances 0.000 description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L Calcium hydroxide Chemical group data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 235000011116 calcium hydroxide Nutrition 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000002994 raw materials Substances 0.000 description 2
- 239000002002 slurries Substances 0.000 description 2
- 241001347978 Major minor Species 0.000 description 1
- 210000003800 Pharynx Anatomy 0.000 description 1
- 239000004568 cements Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 230000001939 inductive effects Effects 0.000 description 1
- 239000008235 industrial waters Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixtures Substances 0.000 description 1
- 239000003247 radioactive fallout Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007921 sprays Substances 0.000 description 1
- 238000005987 sulfurization reactions Methods 0.000 description 1
Abstract
Description
双回料循环流化床半干法脱硫工艺
技术领域
本发明属于环保技术领域。涉及一种燃煤排烟脱硫净化工艺的改进。
背景技术
目前国内用于30万机组以下的电站锅炉的循环硫化床半干法脱 硫工艺都是引进国外技术。主要有德国的CFB-FGD回流式循环硫化 床脱硫工艺,法国的NID脱硫工艺,以及丹麦和美国联合开发的GSA 脱硫工艺。上述各种脱硫工艺中的循环物料的回输系统不外空气流化 斜槽式和重位式两种,而且都需要有一定的重位差,物料才能返回循 环硫化床反应塔。前两种脱硫工艺通常设有前置电除尘器。前置除尘 器的除尘灰可作为各种综合利用的原料(如作水泥渗合料等)。但由 于前置除尘器使进入脱硫反应塔的烟尘浓度减小70%~80%,因此脱 硫反应塔的循环倍率都较低,不利于提高脱硫效率。GSA脱硫工艺 在反应塔后设有旋风分离器,在旋风分离器和反应塔之间实现物料循 环,循环倍率约25〜50,甚至可达近100倍。但旋风分离器的阻力很 大,而且旋风分离器及其后的电除尘器(或袋式除尘器)的分离灰均 含有脱硫产物而失去了综合利用价值。此外,在这三种脱硫工艺中, 如果出现事故停电而导致引风机突然停运时,反应塔内数百立方米的 高含尘浓度烟气将因失去引风而导致塌灰现象发生。塌灰将堵塞反应
塔下部的烟气通道,只有在清除塌灰后系统才能重新启动。塌灰是一 个困扰系统启动和运行的一个技术难点问题。
发明内容
本发明的目的是-
提供一种双回料循环流化床半干法脱硫工艺。该脱硫工艺既能在
脱硫前从烟气中分离70〜80%的粉煤灰用于综合利用,又能确保脱硫
系统在较高的循环倍率下运行,从而提高脱硫效率。由于不需要回料 的重位差,因此无论前置电除尘器还是后置电除尘器(或袋式除尘器) 均可低位布置。同时本脱硫工艺提供的物料回送系统具有自动清除反 应塔底部塌灰的功能。
本发明的工艺是:
1、 锅炉排出的烟气进入预电除尘器l进行预除尘,直接分离出
烟气中70~80%的粉煤灰,预电除尘器1预除尘后的烟气送入反应塔2 脱硫,从反应塔2脱硫后的烟气再经电除尘器或布袋除尘器4除尘、 经引风机15、烟囱22排出,经再电除尘器或布袋除尘器4处理的 粉煤灰通过输送机14、料斗A7排出。
2、 锅炉低负荷运行时,净化后的烟气的部分再循环与预除尘后 的烟气汇合送入反应塔2。
3、 经除尘器4分离的脱硫灰通过输送机14排出,部分脱硫灰用 罗茨鼓风机A5气力输送至反应塔2的引射式喷嘴6回送反应塔2, 多余的脱硫灰由输送机14排入料斗A7。
4、 预电除尘器分离的粉煤灰用罗茨鼓风机B8气力输送入旋风
分离器10进行气固分离,分离出的粉煤灰进入回料箱9,通过低位
给料机送回反应塔2,多余的粉煤灰经高位给料机排入料斗B13。
在锥形反应塔底的中心线上设有两级射流喷管,每级射流喷管上 分别设有喷嘴。
本发明的有益效果是:
本脱硫工艺在脱硫反应塔前设电除尘器分离绝大部分粉煤灰用 于各种综合利用场合,并釆用主付两条正压气力输送管道分别将后置 电除尘器(或袋式除尘器)的部分脱硫灰(含脱硫剂和脱硫产物)和 前置预电除尘器的部分粉煤灰从反应塔底部和下部回送循环流化床,
确保循环流化床在高循环倍率下运行,从而达到90~95%的脱硫效率, 由于不需要回料的重位差,无论前置电除尘器还是后置电除尘器(或 袋式除尘器)均可低位布置。本脱硫工艺主回料输送管道提供的引射 式喷嘴兼有自动清除反应塔底部塌灰的功能。因此本脱硫工艺有利于 降低设备造价,减少建设投资,方便运行管理。经济性好.实用性强, 可靠性高。
附图说明 图l是本发明脱硫工艺图;
图2是本发明中反应塔底部的引射式喷嘴结构图; 具体实施方式:
实施例1
如图1所示,l是预电除尘器、2是流化床反应塔、3是脱硫 剂喷嘴、4是电除尘器(或布袋除尘器)、5是罗茨鼓风机A、 6
是引射式喷嘴、7是料斗A 、 8是罗茨鼓风机B、 9是回料箱、10 是旋风分离器、11是低位螺旋给料机、12是高位螺旋给料机、 13是料斗B、 14是螺旋输送机、15是引风机、16是烟气再循 环风门、17是就地工业水箱、18是工业水泵、19是就地浆液 箱、20是浆液泵、21是压縮空气储罐、22是烟囱。
A是工业水入口、 B是浆液入口、 C是压縮空气入口、 D是锅炉烟 气入口。
如图2所示,61是反应塔底、62是一级喷管、63是二级喷管、 64是一级喷嘴、65是二级喷嘴。
双回料循环流化床半干法脱硫工艺运行过程如下-锅炉排出的烟气进入预电除尘器1进行预除尘,分离70~80%的 煤粉灰。预除尘后,烟气进入循环流化床反应塔2的下部文丘里混合 段。脱硫剂为石灰乳。石灰乳、脱硫工艺用水均采用压縮空气雾化, 经脱硫剂喷嘴3在文丘里的喉部喷入。烟气、循环物料和脱硫剂在文 丘里混合段剧烈混合、反应并以较高速度进入反应塔2的上部空间。 在反应塔2内,水分瞬间蒸发,气固相间产生很大的滑移速度,强化 了传热和传质过程,能达90〜95%的脱硫效率。完成脱硫反应后,烟 气进入其后配置的电除尘器(或布袋除尘器)4除尘。净化后的烟气 经引风机15排入大气。
循环流化床反应塔2的循环物料由主副两条回料管道完成。 主回料管道是将电除尘器(或袋式除尘器)4下部的螺旋输送机 14输出的脱硫灰(含有脱硫剂和脱硫产物),用罗茨鼓风机A5进行
气力输送,部份脱硫灰经反应器2底部的引射式喷嘴6回送流化床反 应塔2。多余的脱硫灰则排入灰仓7作后续处理。
副回料管道是将前置电除尘器1分离的煤粉灰用罗茨鼓风机B8 送至回料箱9上部的旋风分离器IO进行高浓度含尘气流的气固分离, 旋风分离器10分离的煤粉灰部份经回料箱9的低位螺旋给料机11从 反应塔的下部回送流化床,用以调控循环流化床反应塔的循环倍率, 多余的粉煤灰经回料箱9的高位螺旋给料机12排入料仓13,作为综 合利用的原料外运。
循环流化床反应塔2底部设置的引射式喷嘴6利用罗茨鼓风机 A5提供的高压风不仅可将除尘灰回送流化床反应塔2,还可将正常 运行时沉积于塔底的沉降灰引射进入反应塔2的上部空间参与脱硫 反应;事故停电而产生塌灰现象后,在系统重新启动过程中亦可将塌 灰引射抽吸送入流化床反应区。塔底引射式喷嘴6兼有自动清除塔底 积灰的功能。
本脱硫工艺由于不需要回料的重位差,循环流化床反应塔前后的 除尘设备均可作低位布置。
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006101708130A CN100464825C (zh) | 2006-12-27 | 2006-12-27 | 双回料循环流化床半干法脱硫工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006101708130A CN100464825C (zh) | 2006-12-27 | 2006-12-27 | 双回料循环流化床半干法脱硫工艺 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101066523A CN101066523A (zh) | 2007-11-07 |
CN100464825C true CN100464825C (zh) | 2009-03-04 |
Family
ID=38879300
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006101708130A CN100464825C (zh) | 2006-12-27 | 2006-12-27 | 双回料循环流化床半干法脱硫工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100464825C (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102213414A (zh) * | 2010-04-07 | 2011-10-12 | 华盛江泉集团有限公司 | 循环流化床锅炉脱硫静电除尘装置 |
WO2014110884A1 (zh) * | 2013-01-18 | 2014-07-24 | 北京神雾环境能源科技集团股份有限公司 | 粉状固体燃料锅炉及干法净化工艺系统 |
CN105881713A (zh) * | 2014-12-24 | 2016-08-24 | 天津尚清科技有限公司 | 一种建筑板材的压型制作装置 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101275813B (zh) * | 2007-12-20 | 2010-05-12 | 金川集团有限公司 | 一种冶炼烟气烟囱内酸泥的处理方法 |
CN102513015B (zh) * | 2011-12-14 | 2014-04-09 | 济宁市无界科技有限公司 | 锂电池正极或负极制备原料的混合装置 |
CN102614747B (zh) * | 2012-03-30 | 2014-05-14 | 蓝天环保设备工程股份有限公司 | 循环流化床半干法烟气净化方法及装置 |
CN102716658A (zh) * | 2012-06-26 | 2012-10-10 | 无锡高达环境科技有限公司 | 前置式半干法脱硫系统及脱硫工艺 |
CN103721484A (zh) * | 2012-10-15 | 2014-04-16 | 北京博朗环境工程技术股份有限公司 | 同轴短程快速循环协同脱除多种污染物的半干法烟气净化技术 |
CN103041693B (zh) * | 2012-12-24 | 2015-10-14 | 攀钢集团攀枝花钢钒有限公司 | 一种快速建立稳定循环流化床的脱硫工艺及装置 |
CN103062785A (zh) * | 2013-01-07 | 2013-04-24 | 宋朋泽 | 一种烟气除尘净化系统及方法 |
CN105435621A (zh) * | 2015-12-07 | 2016-03-30 | 浙江海元环境科技有限公司 | 玻璃烟气污染物协同净化装置 |
CN105750204B (zh) * | 2016-04-07 | 2018-08-14 | 重庆华珞粉煤灰开发有限责任公司 | 超细灰生产装置及生产方法 |
CN105964071A (zh) * | 2016-06-15 | 2016-09-28 | 河北钢铁股份有限公司承德分公司 | 一种半干式烟气脱硫装置及方法 |
CN106215601A (zh) * | 2016-09-14 | 2016-12-14 | 广东电网有限责任公司电力科学研究院 | 一种烟气脱汞脱硫除尘系统及工艺 |
CN107252624A (zh) * | 2017-06-19 | 2017-10-17 | 青海盐湖工业股份有限公司 | 一种利用粉煤灰的半干法脱硫系统及工艺 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2280843Y (zh) * | 1996-10-22 | 1998-05-06 | 方立斌 | 锅炉蒸汽冷凝水回收喷射器 |
CN1349844A (zh) * | 2000-10-24 | 2002-05-22 | 浙江大学 | 循环悬浮式半干法烟气净化装置 |
CN2579508Y (zh) * | 2002-11-29 | 2003-10-15 | 东南大学 | 底饲循环喷动床烟气脱硫装置 |
CN2581056Y (zh) * | 2002-11-19 | 2003-10-22 | 北京中科通用能源环保有限责任公司 | 循环流化床烟气脱硫装置 |
CN1515349A (zh) * | 2003-08-25 | 2004-07-28 | 武汉凯迪电力股份有限公司 | 一种独立给料、回料及喷水的干法烟气脱硫工艺 |
CN2690035Y (zh) * | 2004-04-08 | 2005-04-06 | 毛元夫 | 喷动流化床烟气脱硫装置 |
-
2006
- 2006-12-27 CN CNB2006101708130A patent/CN100464825C/zh not_active IP Right Cessation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2280843Y (zh) * | 1996-10-22 | 1998-05-06 | 方立斌 | 锅炉蒸汽冷凝水回收喷射器 |
CN1349844A (zh) * | 2000-10-24 | 2002-05-22 | 浙江大学 | 循环悬浮式半干法烟气净化装置 |
CN2581056Y (zh) * | 2002-11-19 | 2003-10-22 | 北京中科通用能源环保有限责任公司 | 循环流化床烟气脱硫装置 |
CN2579508Y (zh) * | 2002-11-29 | 2003-10-15 | 东南大学 | 底饲循环喷动床烟气脱硫装置 |
CN1515349A (zh) * | 2003-08-25 | 2004-07-28 | 武汉凯迪电力股份有限公司 | 一种独立给料、回料及喷水的干法烟气脱硫工艺 |
CN2690035Y (zh) * | 2004-04-08 | 2005-04-06 | 毛元夫 | 喷动流化床烟气脱硫装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102213414A (zh) * | 2010-04-07 | 2011-10-12 | 华盛江泉集团有限公司 | 循环流化床锅炉脱硫静电除尘装置 |
WO2014110884A1 (zh) * | 2013-01-18 | 2014-07-24 | 北京神雾环境能源科技集团股份有限公司 | 粉状固体燃料锅炉及干法净化工艺系统 |
CN105881713A (zh) * | 2014-12-24 | 2016-08-24 | 天津尚清科技有限公司 | 一种建筑板材的压型制作装置 |
Also Published As
Publication number | Publication date |
---|---|
CN101066523A (zh) | 2007-11-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5595713A (en) | Hydrogen peroxide for flue gas desulfurization | |
CN100577775C (zh) | 一种循环流化床煤气化装置及使用该装置生成煤气的方法 | |
CN1239235C (zh) | 同时脱硫脱硝的干法烟气洁净工艺及其系统 | |
CN101310835B (zh) | 半干法垃圾焚烧烟气净化处理方法及其系统 | |
CN101648099B (zh) | 垃圾焚烧烟气多组分污染物净化处理装置及方法 | |
CA2389180C (en) | Method and apparatus for binding pollutants in flue gas | |
RU2459655C2 (ru) | Устройство и способ очистки дымовых газов | |
CN102228788B (zh) | 一种烧结烟气脱除二氧化硫和二噁英的装置及方法 | |
CN100572915C (zh) | 减少循环流化床锅炉二氧化硫排放的方法 | |
CN104107626A (zh) | 一种烧结烟气循环流化床半干法联合脱硫脱硝装置及方法 | |
CN101157003B (zh) | 联合脱硫脱汞的湿式氨法烟气净化方法及其系统 | |
CN102580455A (zh) | 烧结烟气处理系统和方法 | |
CN203447967U (zh) | 一种工业锅炉烟气联合脱硫脱硝脱汞装置 | |
CN101306311B (zh) | 烧结烟气干法脱除方法及装置 | |
CN1239232C (zh) | 多次反应集成的干法烟气脱硫工艺及其系统 | |
CN1087644C (zh) | 燃烧废气干脱硫的方法 | |
CN103075727B (zh) | 一种具有底置式燃烧器立式锅炉的高效环保燃煤系统 | |
CN1172738C (zh) | 循环流化床锅炉复合脱硫工艺 | |
CN103759546A (zh) | 电石炉净化灰返炉燃烧系统 | |
CN101311628A (zh) | 循环流化床锅炉炉内烟气喷钙脱硫工艺 | |
CN1898500A (zh) | 燃煤燃烧装置的洗涤系统和洗涤方法 | |
SK281479B6 (sk) | Zariadenie na odsírenie dymových plynov mokrou cestou | |
CN1272088C (zh) | 利用废碱渣进行烟气脱硫的方法 | |
CN101085410A (zh) | 一种逆流烟气二氧化硫回收方法和装置 | |
CN101785969B (zh) | 一种烟气净化的方法和系统 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
C06 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
C10 | Entry into substantive examination | ||
GR01 | Patent grant | ||
C14 | Grant of patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090304 Termination date: 20121227 |
|
C17 | Cessation of patent right |