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  • 07-10 2025
    admin
    要点速览: 根据《财政部(bù)关于下达2025年度大气污染防治(zhì)资金(第二(èr)批)预算的通知》显示,此次共下达资金136亿(yì),其中北京4167万、天津24781万、河北108530万、山西20957万、内蒙古5699万、辽宁145920万、吉林34369万、黑龙江35891万、上海535万、江(jiāng)苏49099万、浙江33027万、安徽(huī)34053万、福建22952万、江西21030万、山东117652万(wàn)、河(hé)南(nán)106667万(wàn)、湖北70399万(wàn)、湖南32768万、广东107390万、广西33591万、重(chóng)庆(qìng)49065万、四川50930万、贵州51123万、云南26807万、陕西70221万(wàn)、青海17041万、宁夏3505万、新疆(jiāng)49896万(wàn)、新疆生产建设兵团31935万。 日前,财政部发布《关(guān)于下(xià)达2025年度大气污染(rǎn)防治资(zī)金(第二批)预算的(de)通知》(以下(xià)简称(chēng)《通知》),136亿(yì)元用于支(zhī)持开(kāi)展减污降碳等方面(miàn)相关工作,其(qí)中,包含了北方地区冬季清洁(jié)取暖资金预算。《通知》提出(chū),各省要按照《财政(zhèng)部关于(yú)修改<大(dà)气污染防治资金(jīn)管理办法>的通知》(财资环〔2022〕106号)等规定,加强资金管(guǎn)理,专款专用,切(qiē)实提高资金使用效益(yì)。贯彻好“资金跟着项目走”的原则,做好项目储备工作,尽...
  • 07-03 2025
    admin
    1.呼吸阀的作用 呼(hū)吸阀是(shì)保(bǎo)护(hù)储罐不受超压或真(zhēn)空破坏的(de)安全泄(xiè)放(fàng)装置。呼(hū)吸阀同时(shí)还能减少(shǎo)罐内介质蒸(zhēng)发损失(shī),从(cóng)源头减少储罐VOCs排放(fàng)。   2.呼吸阀的分类 T/CASEI 026-2023 《在役立(lì)式圆筒形钢制焊接(jiē)储罐安全附件检验(yàn)技(jì)术规范》对呼吸阀进行了如下分(fèn)类: 2.1根据(jù)压(yā)力端(呼)和真空端(吸)的排(pái)列方式,呼吸阀(fá)分为(wéi)并列式和同(tóng)轴式。 压力(lì)端与真空端平行排列的(de)是并列式呼(hū)吸阀(fá),压力端和(hé)真空(kōng)端上下同轴排列(liè)的是同轴(zhóu)式呼吸阀(fá)。 2.2根据压力(lì)设定方式,呼吸阀分为重力加载(zǎi)式、弹簧加载式(shì)、液体加(jiā)载式和先导式呼吸阀。四种型(xíng)式(shì)的压力(lì)设定方式和(hé)压(yā)力范(fàn)围见表1所示:   表1 呼吸阀压力设定(dìng)方式(shì)和(hé)范围 以上四类呼(hū)吸阀的结构示意图见下: 2.3根据(jù)呼、吸的功能分为:单呼阀、单吸阀、呼(hū)吸阀(fá)。仅有(yǒu)呼气功(gōng)能的称为单呼阀,仅有吸气功能的称为单吸阀,具有呼、吸双重(chóng)功能(néng)的称为呼吸阀。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(hū)吸阀 2.4.1 什么时候呼吸阀应设置阻火器(qì)? GB/T20801.6第5.2条要求,可燃液体(tǐ)常(cháng)压和低压储(chǔ)罐,以及液体烃,LNG等低温罐的通...
  • 07-01 2025
    admin
    规范固定(dìng)污染源废气中硫化氢的测定方法 环境空(kōng)气(qì)中气态污染物(氨、硫化(huà)氢)的自动监测工(gōng)作 汽车(chē)维修业大(dà)气污染物排放标(biāo)准 江西省污染源自动(dòng)监测数(shù)据管理条例(lì) .... 这些环保法律(lǜ)法规以及标准规范 自2025年(nián)7月起 正式实(shí)施 赶(gǎn)快(kuài)了解起(qǐ)来~ 01 全国文件及标准 为贯彻《中华人民共和(hé)国环境保护法》《中华人民共(gòng)和国(guó)大气污(wū)染防治法》,防治(zhì)生态环境污(wū)染,改善生态环境质量,规范固定污染源废气中硫化(huà)氢的测定方法,制定本标准。本标准(zhǔn)规定了测定固(gù)定污染(rǎn)源有组(zǔ)织排放废气中(zhōng)硫化氢的亚(yà)甲基蓝分光光度法。本标准的附录A为规范性附录。 本标准(zhǔn)为首次发布。自(zì)2025年7月1日起实施。   标准下载(zǎi)链接>> https://www.mee.gov.cn/ywgz/fgbz/bz/bzwb/jcffbz/202501/t20250126_1101525.shtml 为贯彻(chè)《中华人民共和国环境保护法》《中华人民共和(hé)国大气(qì)污染防治法》,防治生态环境污染(rǎn),改善(shàn)生态环境质量,规范固(gù)定(dìng)污染源有组织排放废(fèi)气(qì)和无组织排放监控点空气中多氯联(lián)苯的(de)测(cè)定(dìng)方法, 制定本标准(zhǔn)。本标准规定了测(cè)定固定污染源有组织排放废气和无组织(zhī)排放(fàng)监控点空(kōng)气(qì)中(zhōng)12种多氯联...
  • 06-21 2025
    admin
    01 煤气处理工艺流程图 02 酸性废气处(chù)理 03 活性焦烟气脱硫技术工艺流程 04 电厂(chǎng)脱硫工艺 05 石(shí)灰(huī)石-石膏法处理(lǐ)含硫废气(qì) 06 双碱法(fǎ)脱(tuō)硫工艺 07 氧化镁法脱硫(liú)工艺 08 间接石灰石(shí)-石膏(gāo)法 09 柠(níng)檬吸收法脱硫(liú) 10 新(xīn)型垃圾焚烧双尾气处理系统 11 双碱法烟(yān)气脱硫工艺流程图 12 湿式氧化(huà)镁脱硫系统-烟气脱硫(liú)技术 13 烟气循(xún)环流化床法 14 生物法(fǎ)处理有机(jī)废(fèi)气(qì) 15 回收与(yǔ)生铁公司烧结机旋转喷雾干燥   16 旋转RTO法(fǎ)处理高浓度有机(jī)废气 17 废气焚烧处理工艺(yì)   18、危险废(fèi)气无害化处(chù)理工(gōng)艺   19 生物滤(lǜ)床处理污水挥发废气   20 垃圾焚烧发电工(gōng)艺流程图     21 发电锅炉工艺 22 医疗废弃物焚(fén)烧 23 城市废弃物热解气化装(zhuāng)置 24 废弃(qì)物焚化余热回收锅(guō)炉   25 多晶(jīng)硅尾气干(gàn)法分离回收工艺流程图 26 锅炉废气治理工艺流程图   27 油气回收工艺流程示意图 28 柴油发电机尾气处理工程技术 29 多(duō)效(xiào)生物床废气治理工艺 30 WQ YCR有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(chéng)     &...
  • 06-07 2025
    admin
        近年来,安徽省(shěng)生态环境(jìng)厅坚持以习(xí)近平生(shēng)态文明思想为指导,积极(jí)落实上级决策部署,创新运(yùn)用非现场执法监管手段,持续开展打击重(chóng)点排污(wū)单位自动监测数(shù)据弄虚作(zuò)假违(wéi)法犯(fàn)罪专项行动(dòng),依法查办一批自动(dòng)监测数据弄(nòng)虚作假、超总量(liàng)排放污(wū)染物、不正常运行(háng)污染防治设施等环境违法案件。 为充分发挥典型案(àn)例警(jǐng)示教育作用,安徽省生态(tài)环境厅筛(shāi)选(xuǎn)5起重点排污单位非现场监管典型案例,现(xiàn)予公布。 案例一:太和县(xiàn)飞学新型(xíng)建材有限责(zé)任公司干扰自动(dòng)监测设备正常运行案 一、案(àn)情(qíng)简介(jiè)   2024年7月7日,阜阳市生态环境局执(zhí)法人员通过(guò)“安徽省(shěng)生态环境非现(xiàn)场监(jiān)管(guǎn)平台”巡查自动监测数(shù)据、视频监控影像时,发现太和县飞学新型(xíng)建材有限责任公司7月3日二氧化硫自动(dòng)监测数据临近超标(biāo)时,短时间内(nèi)突降(jiàng)且长时间保持稳定。经执法人员(yuán)深(shēn)入调查,该公司为(wéi)避免(miǎn)二氧化硫自动监测(cè)数据超标,同时(shí)减少治污设施加碱频次(cì),企业员工(gōng)两次进入自(zì)动(dòng)监测站房,违法操(cāo)作烟气自动监测设备(bèi)采样流量器开(kāi)关,干扰自动监测设备正常运行,致使采(cǎi)样流量器气(qì)浮(fú)球下沉至底(dǐ)部,自动监测设备...
  • 05-22 2025
    admin
    蓄热式氧化(huà)炉配气阀 蓄热式氧化炉(RTO)的(de)配气阀是其核心部件之(zhī)一,负责周期性切(qiē)换气流方向以实现蓄热体的高(gāo)效热交换。不同(tóng)结构的配气(qì)阀在原理和寿命特性上均有显著差(chà)异(yì),旋转式(shì)配(pèi)气阀和提(tí)升式配气阀是目前应用最多(duō)的两种配气阀。 图1 旋(xuán)转式配气(qì)阀 图2 提(tí)升式配(pèi)气阀 旋转式配气阀(fá)主要分为定(dìng)子(zǐ)和转子,定子(zǐ)静止(zhǐ)不动,转子(zǐ)在变(biàn)频电(diàn)机(jī)的带动(dòng)下匀速(sù)转动(dòng),均匀的将气(qì)体分(fèn)配到进气区、出气区(qū)、吹扫区和(hé)死(sǐ)区。旋转式配气阀是旋转式RTO的心脏(zāng),其在旋(xuán)转(zhuǎn)式RTO设备中的位置如图所示: 图3 旋转(zhuǎn)式RTO工艺原理图(tú)   1—燃烧器;2—蓄热体;3—蓄热室(shì);4—旋(xuán)转阀(fá);5—废(fèi)气引入风机;6—氧化(huà)室;7—超温卸放管道;8—温度传感器;9—吹(chuī)扫风机(jī);10-吹扫阀。   以下是两种结构配(pèi)气阀的工作(zuò)原理及寿命分析:   旋转式(shì)配气阀(程控阀(fá))   工作原理 通过电机驱动带有开口的(de)旋转阀阀体,周期性覆盖不同蓄热(rè)室的进出气(qì)口,切换(huàn)气(qì)流方向。 气流切换连续(xù)平滑,压降小,切换频率高,可(kě)显著(zhe)提升RTO的热效率,适合(hé)对热效...
  • 05-21 2025
    admin
    一(yī)、环保手续是否齐全 是否获得环境影(yǐng)响评价审批;是(shì)否存在批建不符;是否存在重大变动未重新报批环评;是(shì)否符(fú)合“三同时”要(yào)求;是否完成竣工环保(bǎo)验收(shōu);是否(fǒu)按规定申领排污许可证(排污登记表);是否存(cún)在(zài)基础资料明显(xiǎn)不实、内容遗漏、弄虚作假等重大缺陷。 二、污染防治设(shè)施运行 大(dà)气污染防治设(shè)施是否按(àn)要求建设(shè)、安(ān)装;是否存在(zài)不正常运行(háng)污染防治设(shè)施的(de)情况,比如(rú):污染(rǎn)防治设施与生(shēng)产设(shè)施不(bú)同步运行、存在(zài)旁路、活性炭不及时更换等等(děng)。 除尘系统(tǒng):除尘器是(shì)否漏(lòu)风;风机、电机是否正常运行;集气(qì)罩是否破损;除尘器阻力(lì)、过滤风速是否在(zài)正常范围(wéi);除尘(chén)产生(shēng)的废水、固废等(děng)二次污染物有没(méi)有妥善处(chù)置。 脱硫(liú)脱硝:是(shì)否(fǒu)设有旁路;脱硫设(shè)施的历史(shǐ)运行记录;脱硫剂(jì)使用、能耗等数据是否在合理范围;脱(tuō)硝催化剂更换情况;脱硫废(fèi)水、脱硫灰是否妥善处置(zhì)等。 VOCs治(zhì)理:是否使用水性或(huò)高固体分(fèn)涂(tú)料(liào)、油漆、油墨、胶(jiāo)黏剂等低挥发性原辅(fǔ)材料;使用的原(yuán)辅材(cái)料是否符合低(dī)VOCs限值要求;原辅材料库房及生(shēng)产(chǎn)工(gōng)序是否密闭(bì);涉VOCs物料转(zhuǎn)移和(hé)输送过程是否密闭;原(yuán)...
  • 05-14 2025
    admin
    对于含有(yǒu)酸性/碱性物(wù)质(zhì)的废气,大都采用大型(xíng)洗(xǐ)涤式中(zhōng)央废气处理系统进行处理。中央废气(qì)处理(lǐ)系统的核心设备(bèi)是一种采用水(shuǐ)洗(xǐ)式的洗涤(dí)塔,主要为酸(suān)碱中和(hé)反应: NaOH+HCI=NaCI+H2O 2NaOH+H2SO4=Na2SO4+2H2O NaOH+HNO3=NaNO3+H2O 1、洗涤塔的定(dìng)义:我们把使用(yòng)循环水喷(pēn)淋到填充料中来去除废气的设备称之为洗涤塔,又叫净化塔。 2、洗涤塔的处理原(yuán)理(lǐ):洗涤塔是利用废气(如H2SO4\HCL\NH3等)能溶于水的性质(zhì),用水作(zuò)为吸收介质来将(jiāng)废气溶解在水中或化学(xué)中和(包括氧化还原等)而(ér)达到一定(dìng)的去除效率的设备。 也(yě)就是用水去阻挡、加药中和、溶解(jiě)稀释(shì)废气,使经过洗涤塔设备的(de)废气浓度和排(pái)放量减(jiǎn)少到一定(dìng)程度,并达到环(huán)保排放标准。 3、洗涤塔(tǎ)的结构说(shuō)明(分(fèn)类) 分为立式塔和卧式塔两种。 立式洗涤(dí)塔(tǎ)如(rú)下所(suǒ)示: 立式洗涤塔示意图 优(yōu)点: 1、占地(dì)面积小 2、效率比(bǐ)卧式(shì)塔高 3、循环水量比卧式塔(tǎ)少 4、除雾效率比卧式塔好 缺点(diǎn): 1、高度受限(xiàn)制(zhì)区(qū)域不能(néng)放置 2、高(gāo)度比卧式高 3、操(cāo)作(zuò)及检(jiǎn)修不如卧(wò)式(shì)塔方(fāng)便 应用(yòng): 1、常放置(zhì)在地(dì)面或屋(wū)面高度不...
  • 05-13 2025
    admin
    根据生态(tài)环(huán)境(jìng)部及(jí)地方政策文件,重点控制的挥(huī)发性有机物(VOCs)物质分为国家版和上海扩展版两类。 【国(guó)家版】 依(yī)据《重点行业挥发性有机物综(zōng)合治理方案》(环大(dà)气〔2019〕53号),重点控制的VOCs分为四类: 1. O₃前体(tǐ)物 间/对二甲苯(běn)、乙烯、丙(bǐng)烯(xī)、甲醛、甲苯、乙醛、1,3-丁二烯(xī)、三甲(jiǎ)苯、邻二甲苯、苯(běn)乙烯等。 2. PM₂.₅前体物(wù) 甲苯、正(zhèng)十(shí)二烷、间/对二甲(jiǎ)苯、苯乙烯、正十一烷、正癸烷、乙苯、邻二甲苯、1,3-丁二烯、甲基环己烷、正(zhèng)壬烷等。 3. 恶臭物质 甲胺类(lèi)、甲硫醇、甲硫醚、二甲二硫、二硫化碳、苯乙烯(xī)、异(yì)丙苯、苯酚、丙烯酸酯类等(děng)。 4. 高毒害物质 苯(běn)、甲醛、氯(lǜ)乙烯、三氯乙烯、丙烯腈、丙烯酰胺、环氧乙烷、1,2-二氯乙烷(wán)、异(yì)氰酸酯类(lèi)等。总(zǒng)结(jié)分(fèn)析并去重后共32种物质,如下: 苯、苯(běn)酚、苯乙烯、丙烯、丙烯腈、丙烯酸酯类、丙烯酰(xiān)胺、二甲二(èr)硫、二硫化碳、环氧乙烷、甲胺类、甲苯(běn)、甲基环(huán)己烷、甲(jiǎ)硫(liú)醇(chún)、甲(jiǎ)硫醚、甲醛、间/对二甲苯、邻二甲苯、氯乙烯、三(sān)甲(jiǎ)苯、三(sān)氯乙烯(xī)、乙苯(běn)、乙醛、乙烯(xī)、异丙苯、异氰酸酯类、正癸烷、正壬烷(wán)、正十二烷、正(zhèng)十一烷...
  • 05-10 2025
    admin
    近日,江苏省财政厅、江苏(sū)省生态环(huán)境厅(tīng)下达了2025年第一批中(zhōng)央大气污染(rǎn)防治资金预算(suàn),仪征市(shì)申报的4个(gè)大气污染防(fáng)治项目获得中央大气污染防治资金补助1982万元。 为做好大气污染防治工(gōng)作,扬州华泰(tài)石化(huà)物流(liú)有限公司组织实施的废(fèi)气污染治理(lǐ)提标改造项目计划对库区涉及VOCs排放的常压罐(guàn)的(de)尾气收集系统进行改(gǎi)造,新建1套VCU焚烧装置,设计规模为2000CMH,油气经VCU处(chù)理后VOCs排(pái)放浓度将(jiāng)由25g/m3降低至60mg/m3以(yǐ)下,同时更换国家(jiā)鼓(gǔ)励(lì)推(tuī)荐的(de)低泄漏高效呼吸阀和紧急泄压阀(fá)共71台,减(jiǎn)少储罐(guàn)无组织(zhī)排(pái)放(fàng)。 项目预计总投资2807.43万元,环保固定(dìng)资产投资2351.19万元(yuán),安装(zhuāng)费及其他费用(yòng)456.24万元,项目将获得中央大气污染防治资金补助742万元,建成后,预计(jì)可(kě)实现VOCs减排46818.04 kg/a。 此次获中(zhōng)央(yāng)大气污染(rǎn)防治资金支持的另外(wài)3个项目,分别(bié)为(wéi)张家港保税区长江国(guó)际扬州石化仓(cāng)储有限(xiàn)公司(sī)02罐组尾气提升改造(zào)项目、中化(huà)扬州石化码(mǎ)头仓储(chǔ)有(yǒu)限公司库区VOCs深度治理项目、长春科技材料(扬(yáng)州)有限公司“有机废气治理环保(bǎo)提(tí)升项(xiàng)目”。 这(zhè)些项(xiàng)目将(jiāng)对罐区...
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