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  • 07-10 2025
    admin
    要点速览: 根据《财政部(bù)关于下达2025年度(dù)大气(qì)污(wū)染防治资(zī)金(第二(èr)批)预算的通知》显示,此次共下达资金136亿,其中北京4167万、天津(jīn)24781万、河北(běi)108530万(wàn)、山西20957万、内蒙古(gǔ)5699万、辽宁145920万、吉林34369万、黑龙江35891万、上海535万、江苏49099万、浙江(jiāng)33027万、安(ān)徽34053万、福建22952万、江西21030万、山东(dōng)117652万、河南106667万、湖北70399万、湖南32768万(wàn)、广东107390万、广(guǎng)西33591万、重庆(qìng)49065万、四(sì)川50930万、贵州(zhōu)51123万(wàn)、云(yún)南26807万、陕西70221万、青海17041万、宁夏3505万、新疆49896万、新(xīn)疆生产建(jiàn)设兵团31935万。 日(rì)前,财政部(bù)发布《关于下(xià)达2025年度大(dà)气污染防治(zhì)资金(第二批)预算的通(tōng)知》(以下简(jiǎn)称《通知》),136亿元用于支持开(kāi)展减污降碳(tàn)等方面(miàn)相关工作,其中,包含了北方地(dì)区冬季(jì)清洁取暖资金预算。《通知》提出,各省要(yào)按照《财政部关(guān)于(yú)修(xiū)改<大气污(wū)染防(fáng)治资金管理办法>的(de)通知》(财资(zī)环〔2022〕106号)等规定(dìng),加强资金管理,专(zhuān)款专用,切(qiē)实提高资金使用效益。贯彻好(hǎo)“资金跟着项目走”的原则,做(zuò)好(hǎo)项(xiàng)目储备工(gōng)作,尽...
  • 07-03 2025
    admin
    1.呼吸阀的作(zuò)用 呼吸阀是保护储罐不受超压或真空(kōng)破坏(huài)的安全泄放装置。呼吸阀(fá)同(tóng)时还能减少罐内介质(zhì)蒸发损失,从源头减少储罐VOCs排放。   2.呼吸阀的(de)分类 T/CASEI 026-2023 《在役立式(shì)圆筒形(xíng)钢制焊接储(chǔ)罐(guàn)安全附件检验技术规范》对呼(hū)吸阀进行了(le)如下分类(lèi): 2.1根据(jù)压力端(呼)和(hé)真空端(吸)的排列方式,呼吸阀分为并列(liè)式和同轴式。 压力端与(yǔ)真空端平行(háng)排列(liè)的是并列(liè)式呼(hū)吸阀,压力端和真空(kōng)端上下同(tóng)轴排(pái)列(liè)的是同轴(zhóu)式呼吸阀。 2.2根据(jù)压力设定方式,呼(hū)吸阀(fá)分为重(chóng)力加载式、弹簧加载式、液体(tǐ)加载式和先导式呼吸(xī)阀。四种型式的(de)压力设定方式和压力范围(wéi)见表1所示(shì):   表1 呼吸(xī)阀压力设定方式和范围 以上(shàng)四类呼吸阀的结构示意图见下: 2.3根据呼、吸的(de)功能分为(wéi):单呼(hū)阀、单吸阀、呼(hū)吸阀。仅有呼(hū)气(qì)功(gōng)能的称(chēng)为单呼阀(fá),仅有吸气功能的称为单吸阀,具有呼、吸(xī)双(shuāng)重功能的称为呼吸(xī)阀(fá)。单呼(hū)阀通常(cháng)使(shǐ)用在罐顶油气收集管线上。 2.4阻火呼吸阀 2.4.1 什么时(shí)候呼吸(xī)阀应设置阻火器? GB/T20801.6第5.2条要(yào)求,可燃(rán)液体常压和低压储罐,以(yǐ)及液体烃,LNG等低温罐的(de)通...
  • 07-01 2025
    admin
    规范(fàn)固定污染(rǎn)源废气中硫化氢的测定方法 环境空气中(zhōng)气态(tài)污(wū)染物(氨、硫(liú)化氢(qīng))的自动监测工作(zuò) 汽车维修业大气(qì)污染物排放标准 江西省(shěng)污染源(yuán)自动(dòng)监(jiān)测数据管理条例 .... 这些环保法律法规以及标准(zhǔn)规范 自2025年7月起 正式实施 赶快了(le)解起来~ 01 全国(guó)文件(jiàn)及标(biāo)准 为贯彻(chè)《中华人(rén)民共和国环境保护法》《中华(huá)人民共和国大(dà)气污(wū)染防治(zhì)法》,防治(zhì)生态环境(jìng)污(wū)染,改善(shàn)生态(tài)环境质量,规范固定(dìng)污(wū)染源(yuán)废(fèi)气中硫化氢的测定方(fāng)法,制定本标准(zhǔn)。本标准(zhǔn)规定(dìng)了测定(dìng)固定污染源有组织排放废气(qì)中硫(liú)化氢的亚甲基蓝分光光度法。本标准的附(fù)录(lù)A为规范性附录(lù)。 本标准为首次(cì)发(fā)布(bù)。自2025年7月1日起实施。   标(biāo)准下载链接>> https://www.mee.gov.cn/ywgz/fgbz/bz/bzwb/jcffbz/202501/t20250126_1101525.shtml 为(wéi)贯彻《中华人民共和国环境(jìng)保护法(fǎ)》《中(zhōng)华(huá)人民共和国大(dà)气污染(rǎn)防治法》,防治生态(tài)环境污染,改善生(shēng)态环境质量(liàng),规范固定污染源有组织排放废气和无组织排放监控点空气中多氯联苯的测定方法, 制定本(běn)标准。本(běn)标准规定了(le)测(cè)定固定污染源有组织排放废(fèi)气(qì)和无组织排(pái)放监控(kòng)点(diǎn)空气中12种多氯联...
  • 06-21 2025
    admin
    01 煤气处理工艺流程图(tú) 02 酸性废(fèi)气处理 03 活性焦烟气脱硫(liú)技术工艺流程 04 电厂(chǎng)脱硫(liú)工艺 05 石灰石(shí)-石膏法处理含硫(liú)废气 06 双碱法脱硫工艺(yì) 07 氧化镁法脱硫工艺 08 间接(jiē)石灰石-石(shí)膏法 09 柠檬(méng)吸收(shōu)法脱硫 10 新型垃圾(jī)焚烧双(shuāng)尾气处理系统 11 双碱(jiǎn)法烟气脱硫工艺(yì)流程(chéng)图 12 湿式氧化镁脱硫系统-烟气脱(tuō)硫技(jì)术(shù) 13 烟(yān)气循(xún)环流(liú)化(huà)床法(fǎ) 14 生物(wù)法(fǎ)处理有机废气 15 回收与生铁公司(sī)烧结(jié)机旋转(zhuǎn)喷雾(wù)干(gàn)燥   16 旋转RTO法处理高浓度(dù)有机(jī)废气(qì) 17 废气焚烧处理工(gōng)艺   18、危险废气无害化处(chù)理工艺   19 生物滤(lǜ)床处(chù)理污水挥发废气   20 垃(lā)圾焚(fén)烧(shāo)发电工艺流程图     21 发电锅炉工艺 22 医疗废弃物焚烧 23 城市废弃(qì)物热解气(qì)化(huà)装置(zhì) 24 废弃物焚化余热(rè)回收锅炉   25 多晶硅尾气干(gàn)法分离回收工艺流程图 26 锅炉废气治(zhì)理工艺流程图   27 油气回收工艺流程(chéng)示意图 28 柴油(yóu)发电机尾气处理工程技术 29 多效生(shēng)物(wù)床废(fèi)气治理(lǐ)工艺 30 WQ YCR有(yǒu)机废气催化燃烧工艺 31 JMR-1740 催化燃烧装置CO的去除 32 定型机废气二级静电处理流程     &...
  • 06-07 2025
    admin
        近年来,安徽省生态环(huán)境厅坚持以习近平(píng)生态文明思想为(wéi)指导,积极落实上级决策部署,创新运用非现场执法(fǎ)监管手段,持续开(kāi)展打击重点排污单位(wèi)自动监(jiān)测数(shù)据弄(nòng)虚作假违(wéi)法犯罪(zuì)专项(xiàng)行动,依法(fǎ)查(chá)办(bàn)一批自(zì)动监测数据弄虚作假(jiǎ)、超总量排放污染物、不正常运行污染防治设施等环境违法案件。 为充分发挥典型案例警(jǐng)示教(jiāo)育作用,安徽省生态环(huán)境厅筛选5起重点(diǎn)排污单(dān)位非现场监管典型(xíng)案例,现予(yǔ)公布。 案例(lì)一:太和县飞学(xué)新型建材有限责任公司干扰自动(dòng)监(jiān)测设备正常(cháng)运行(háng)案(àn) 一、案情简介   2024年7月7日,阜阳市(shì)生(shēng)态环境局执(zhí)法人员通过“安徽(huī)省生态环(huán)境非现场监管(guǎn)平台(tái)”巡查自动监测数据、视频监控影像时(shí),发现太和县飞(fēi)学新(xīn)型(xíng)建材有限(xiàn)责任公司7月3日(rì)二(èr)氧化硫自动(dòng)监测数据临(lín)近超标时,短(duǎn)时间内突降且(qiě)长时间保持稳定。经执法人员深入调查,该公司为避免二(èr)氧化硫自(zì)动监测数据超标(biāo),同时减少治污(wū)设(shè)施加碱频次(cì),企(qǐ)业员工两次(cì)进入自动监(jiān)测站房(fáng),违法操(cāo)作(zuò)烟气自动监(jiān)测设(shè)备(bèi)采样流量器开关,干扰自动监测(cè)设备(bèi)正常运行,致使采样(yàng)流(liú)量(liàng)器气浮球下(xià)沉至底部(bù),自动(dòng)监测设备...
  • 05-22 2025
    admin
    蓄热式氧化炉配(pèi)气(qì)阀 蓄(xù)热式(shì)氧(yǎng)化炉(RTO)的配气阀是其核心部件之一,负(fù)责周期性切换气流方向以实现蓄热(rè)体(tǐ)的高(gāo)效热(rè)交换。不同结构的配气(qì)阀(fá)在原理和寿命特性上均有(yǒu)显著(zhe)差异,旋(xuán)转式配气阀和提升式(shì)配气阀是目前(qián)应用最多的两种配气阀。 图1 旋转式配(pèi)气阀 图(tú)2 提升式配(pèi)气阀 旋转式配气阀主要分为定子和转子,定(dìng)子(zǐ)静止不动,转子在(zài)变频电机的带动(dòng)下匀速转动,均匀的将气(qì)体分配到(dào)进气区、出气区、吹扫区和死(sǐ)区。旋转式配(pèi)气阀是旋转(zhuǎn)式RTO的心脏(zāng),其在旋转式(shì)RTO设备(bèi)中(zhōng)的(de)位(wèi)置(zhì)如图所示: 图3 旋转式RTO工艺原理图   1—燃(rán)烧(shāo)器;2—蓄热体;3—蓄热室;4—旋(xuán)转阀;5—废(fèi)气引入风机;6—氧化(huà)室;7—超温卸放管(guǎn)道;8—温度传(chuán)感(gǎn)器;9—吹扫风机;10-吹扫阀。   以下是两种结构配气阀的工作原理及寿命分析(xī):   旋转式配气阀(fá)(程(chéng)控阀(fá))   工作原理 通过电机驱动带有(yǒu)开口(kǒu)的旋转阀阀体,周期性(xìng)覆盖不同蓄热室的进出气口,切换(huàn)气流方向。 气(qì)流切换连续平(píng)滑,压降小,切换频率高,可显著提升RTO的热效率,适(shì)合对热(rè)效...
  • 05-21 2025
    admin
    一、环保手续是否齐全 是否获得环境影响评(píng)价审批;是否存在(zài)批建(jiàn)不符;是否存在重(chóng)大变动未重新报批环评;是否符(fú)合“三同时”要求;是否完成竣工环保(bǎo)验收(shōu);是否按(àn)规定申(shēn)领排污(wū)许可证(排污登记表);是否存在(zài)基础资料(liào)明显(xiǎn)不实、内容(róng)遗漏(lòu)、弄虚(xū)作假等重大缺陷。 二、污(wū)染防治(zhì)设施运行 大气污染防治设(shè)施(shī)是否(fǒu)按要求建(jiàn)设、安(ān)装;是否存在不(bú)正(zhèng)常(cháng)运行污染防治设施的情况,比如:污染防治设施与(yǔ)生(shēng)产设施不同步运行、存在(zài)旁路(lù)、活性(xìng)炭不及时更换等等。 除尘系(xì)统(tǒng):除尘器是否漏风(fēng);风机、电机是否正常运行;集气罩是否破损;除尘器阻力(lì)、过滤风速是否(fǒu)在正常范围;除尘(chén)产(chǎn)生的废水、固废(fèi)等二次污(wū)染(rǎn)物有没有妥善处置。 脱(tuō)硫(liú)脱硝(xiāo):是否设有旁路;脱(tuō)硫设施的历(lì)史运行记录;脱硫剂使用、能耗等数据是否在(zài)合理范围;脱硝(xiāo)催化剂(jì)更换情况(kuàng);脱(tuō)硫废水、脱硫灰是否妥善处置等。 VOCs治理:是(shì)否使用水(shuǐ)性或高固体分涂料(liào)、油漆(qī)、油墨、胶黏剂等(děng)低(dī)挥发性原辅材料(liào);使用的原辅材料是否(fǒu)符合低VOCs限值要求;原辅(fǔ)材料库房及生产工(gōng)序(xù)是否密闭;涉VOCs物料(liào)转移和输送(sòng)过程(chéng)是否密闭;原...
  • 05-14 2025
    admin
    对于含(hán)有酸性/碱性物质的废(fèi)气,大(dà)都采用大型洗涤式(shì)中央废(fèi)气处(chù)理系(xì)统(tǒng)进行处理。中(zhōng)央废气处理系统的核(hé)心设备是一种采用水(shuǐ)洗式(shì)的洗涤(dí)塔,主(zhǔ)要为酸(suān)碱中和反应: NaOH+HCI=NaCI+H2O 2NaOH+H2SO4=Na2SO4+2H2O NaOH+HNO3=NaNO3+H2O 1、洗涤塔的定义:我们把使用循(xún)环(huán)水喷淋到填充料中来去除(chú)废气(qì)的设(shè)备称之为洗涤塔(tǎ),又叫净(jìng)化塔。 2、洗(xǐ)涤塔的处(chù)理原(yuán)理:洗涤塔是利(lì)用废气(qì)(如H2SO4\HCL\NH3等(děng))能溶于水的性质(zhì),用水作为吸收介质来将废气溶解(jiě)在水中或化学中和(包括氧化还原等)而达到一定的(de)去除效率的设备。 也就(jiù)是用水去(qù)阻挡、加药中和、溶(róng)解稀释废气(qì),使经过洗涤塔设备的废气浓度和排放量减少到一定程度,并达到环保排放标准。 3、洗涤塔(tǎ)的结(jié)构说明(分类) 分为(wéi)立式塔和卧式塔两(liǎng)种。 立式洗涤塔如下所示: 立(lì)式洗(xǐ)涤(dí)塔示意图(tú) 优点(diǎn): 1、占地面积小 2、效率(lǜ)比卧式塔高 3、循环水(shuǐ)量比卧式塔少 4、除雾效率比卧式塔好 缺点: 1、高度受限制区域不能放置(zhì) 2、高度比卧式高(gāo) 3、操作及检修不如卧式塔方(fāng)便 应用: 1、常放置在地面(miàn)或屋面高度不(bú)...
  • 05-13 2025
    admin
    根据生态(tài)环境部及地方政策文件,重点控制的挥发性有(yǒu)机物(VOCs)物质分(fèn)为国家(jiā)版和上海扩展版两类。 【国(guó)家版(bǎn)】 依据《重点(diǎn)行业挥发(fā)性(xìng)有机物(wù)综合治理方案(àn)》(环大气〔2019〕53号),重点控制的VOCs分为四类: 1. O₃前体物 间(jiān)/对二(èr)甲(jiǎ)苯、乙烯、丙烯、甲醛、甲苯、乙醛、1,3-丁二烯、三甲(jiǎ)苯(běn)、邻二甲苯、苯乙烯等。 2. PM₂.₅前体物 甲苯、正(zhèng)十二烷、间/对(duì)二甲苯(běn)、苯乙烯、正十一烷、正癸烷、乙苯、邻二甲苯、1,3-丁(dīng)二(èr)烯、甲基(jī)环(huán)己烷、正壬烷等。 3. 恶(è)臭物质 甲胺类、甲硫醇、甲硫醚、二甲二硫(liú)、二硫化碳(tàn)、苯乙烯、异(yì)丙苯(běn)、苯酚、丙烯酸酯类等。 4. 高毒害物质(zhì) 苯、甲醛、氯乙(yǐ)烯、三氯乙烯、丙烯腈、丙烯酰胺、环氧乙(yǐ)烷、1,2-二氯乙烷、异氰酸酯类等。总结分析并(bìng)去重后共32种物(wù)质,如下: 苯、苯酚、苯乙烯、丙(bǐng)烯、丙(bǐng)烯腈、丙(bǐng)烯(xī)酸酯类、丙(bǐng)烯酰(xiān)胺(àn)、二甲二(èr)硫、二硫化碳、环氧乙烷、甲胺类(lèi)、甲苯、甲基环己烷、甲硫醇、甲硫醚、甲醛、间/对二甲苯、邻二甲(jiǎ)苯、氯乙烯、三甲苯(běn)、三(sān)氯乙烯、乙(yǐ)苯、乙醛、乙(yǐ)烯、异(yì)丙苯、异氰酸酯类、正癸(guǐ)烷、正壬烷、正十二烷、正十一烷...
  • 05-10 2025
    admin
    近日(rì),江苏省财政厅、江苏(sū)省生态(tài)环境厅下达了2025年第一批中央大(dà)气(qì)污染防治(zhì)资金(jīn)预算,仪征市申报的4个大气污染防治项目获得中央大气(qì)污染(rǎn)防治资金补助1982万元。 为做好大气污染防治工(gōng)作,扬州华泰石化物流(liú)有限公司(sī)组织实施的废(fèi)气污(wū)染治理提标改造项目计划对库区涉(shè)及VOCs排放(fàng)的常压罐(guàn)的尾气收集系统(tǒng)进(jìn)行改造,新建1套VCU焚(fén)烧(shāo)装置,设计规模为2000CMH,油气经VCU处理后VOCs排放浓度将由(yóu)25g/m3降低至60mg/m3以下,同时更换国家鼓励(lì)推荐(jiàn)的低泄漏高效呼(hū)吸阀和紧急泄(xiè)压阀共71台,减少储(chǔ)罐无组织排放(fàng)。 项目预计总投资2807.43万元,环(huán)保固(gù)定(dìng)资(zī)产投(tóu)资2351.19万元,安装(zhuāng)费及其他(tā)费用456.24万元,项目(mù)将获得(dé)中央(yāng)大气(qì)污(wū)染防治资金补助742万元,建成后,预计可实现VOCs减(jiǎn)排46818.04 kg/a。 此次获(huò)中央大(dà)气污染防治(zhì)资(zī)金支(zhī)持的另外(wài)3个项目,分别为张家港(gǎng)保税(shuì)区长江国(guó)际扬州石(shí)化仓储有(yǒu)限公司02罐组(zǔ)尾气提升改造项目、中化扬州石化码头(tóu)仓储有限公司库区VOCs深(shēn)度治理(lǐ)项目、长春科技材(cái)料(扬州(zhōu))有(yǒu)限公司“有机(jī)废气治理环保提升(shēng)项目(mù)”。 这(zhè)些(xiē)项目将对(duì)罐区...
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