upgrades of wastewater plant 污水厂的升级改造

1、page 1date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiausfilter (tianjin) water technologies & engineering co. ltd. 国美（天津）水技术工程有限公司国美（天津）水技术工程有限公司杨淑霞杨淑霞2017/5/25北京北京新标准下的污泥污水处理技术page 2date:may 2017usfilter (tianjin) water tech

2、nologies and engineering co., ltd.protection notice / copyright noticeyang shuxiacontent目录目录hydro-clear浅层高效砂滤工艺浅层高效砂滤工艺atad自热式污泥好氧消化技术自热式污泥好氧消化技术page 3date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxia现行的污泥处理标准现行的污泥处理标准污泥处理处置应优

3、先考虑土地资源化利用，其次考虑建材利用、填埋场覆盖土及焚烧，卫生填埋作为过渡及应急处置方式。page 4date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxia现行的污泥处理标准现行的污泥处理标准page 5date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyr

4、ight noticeyang shuxiaatad自热式污泥好氧消化技术自热式污泥好氧消化技术page 6date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiaatadsndr进泥 射流循环泵 排气 排气 射流泵 输送泵 泡沫控制泵 泡沫控制 脱水atad 自热式污泥好氧消化自热式污泥好氧消化工艺流程工艺流程process flowsludge drying bed污泥干化床55-65 37heat r

5、eclaim for sludge drying 热回收用于污泥干热回收用于污泥干化化atad好氧消化好氧消化同步硝化反硝化同步硝化反硝化beltdryer污泥干化机脱水泥饼 预处理 判断是否需要预处理 若需要1.满足土地改良用泥质2.满足园林绿化用泥质page 7date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiaatad 污泥好氧消化污泥好氧消化工艺流程工艺流程预处理单元预处理单元进泥vs/ts50

6、%（30-45%），预处理系统：格栅+旋流除砂出泥vs/ts50%page 8date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiaatad自热式好氧消化系统中试自热式好氧消化系统中试page 9date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright

7、noticeyang shuxiaatad自热式好氧消化系统中试自热式好氧消化系统中试page 10date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxia中试的运行数据曲线中试的运行数据曲线page 11date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyri

8、ght noticeyang shuxia中试的运行期间触摸屏照片中试的运行期间触摸屏照片page 12date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxia中试的运行期间触摸屏照片中试的运行期间触摸屏照片page 13date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice

9、/ copyright noticeyang shuxia含固率6.8%的浓缩污泥10,000kg5,000kg3,800kg50-60%以上含以上含固率的污泥固率的污泥含固率3.4%ph8-8.5atad工艺温度55-65sndr工艺温度37含固率2.6%ph6.5-6.8污泥系统解决方案整体工艺泥量平衡图污泥系统解决方案整体工艺泥量平衡图余热回收污泥干化间彻底稳定无致病菌余热回收50-90%以上含以上含固率的污泥固率的污泥jet带式污泥干化机1.重金属不超标时，重金属不超标时，脱水出泥满足土地改脱水出泥满足土地改良用泥质良用泥质2.重金属不超标时，重金属不超标时，余热回收后出泥满余热回收后

10、出泥满足园林绿化用泥质足园林绿化用泥质page 14date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxia余热回用于脱水污泥干化床余热回用于脱水污泥干化床园林绿化用泥质园林绿化用泥质recovered waste heat for drying the dewatered sludgesludge used in gardens or parks从atad回收的热量与热泵结合，灵活调配在冬季或者温差较大的

11、时节的热量需求，确保污泥干化床的出泥满足设定含固率的需求。page 15date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxia技术技术经济分析经济分析方案一：污水处理规模5万吨/天；绝干污泥处理量为7.4吨/天(80%含水率污泥37吨)；atad与sndr及设备间的总占地面积为：43.5m14m=609m2吨80%含水率的湿泥的占地面积约：16.5m2/吨运行费用：相当于吨80%含水率的湿污泥的运行费用约

12、为70元/吨atad单元atad单元设备间sndr单元sndr单元43.5m14mpage 16date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxia技术经济分析技术经济分析污泥浓缩机atad好氧消化sndr同步硝化反硝化污泥脱水系统60%含固污泥滤清液回污水处理厂tss 150 mg/lbod 200 mg/l 污泥输送泵污泥的设计参数：具体工艺流程：方案二：处理规模12万吨/天；绝干污泥处理量为28吨

13、/天(80%含水率污泥140吨) ；污泥种类污泥种类污泥干重污泥干重 (吨吨)进泥条件：进泥条件：ts% 污污泥含固率泥含固率进泥条件：进泥条件：vs/ts比值比值出泥参数：处理后出泥参数：处理后含固率含固率浓缩污泥浓缩污泥280.8%50%60%有效池容：6644m3 有效池容：3630m3hrt：11.9d hrt：6.5d 余热回用干化车间page 17date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang sh

14、uxia干化后泥量干化后泥量ts：19.2吨吨/d湿泥量：湿泥量：32吨吨/d脱水后泥量脱水后泥量ts：19.2吨吨/dvs/ts： 27%湿泥量：64.吨/datad出泥出泥ts：19.6吨吨/dvs/ts：29% vs：5.6吨技术经济分析技术经济分析 atad+sndr工艺 泥量平衡图：进泥进泥ts总泥量：总泥量：28吨吨/d湿泥量：湿泥量：3500吨吨/dvs/ts挥发性固体比例：50% vs挥发性固体总量：14吨atad好氧消化单元60%挥发性固体减量sndr8%挥发性固体减量浓缩脱水单元泥饼含固率30% sndr出泥出泥ts：19.2吨吨/dvs/ts：27% vs：5.2吨干化车

15、间干化至含固率60% page 18date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiaatad+sndr折合80%含水率的污泥的的运行费用为：约为5555元元/ /吨吨污泥浓缩+ +atad+sndr+干化床余热利用折合80%含水率的污泥的运行费用为：约为150150元元/ /吨吨技术经济分析运行费用：运行费用：设备价格设备价格：atad单元折合80%含水率的污泥造价：约2020万元万元/吨湿泥ata

16、d+sndr单元折合80%含水率的污泥造价：约2727万元万元/吨湿泥污泥浓缩+ atad+sndr+干化余热回收系统折合80%含水率的污泥造价：约3535万万元元/吨80%含水率污泥占地指标：含水率污泥占地指标：atad单元：11m2/吨atad+sndr单元：20m2/吨atad+sndr+干化床余热回收利用系统：28m2/吨page 19date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxia50%

17、ts reduction and 60-70%vs reduction 总固体减量总固体减量50%，挥发固体减量，挥发固体减量50-70%compare with anaerobic digester can save more than one third concrete tank volume与传统厌氧消化相比可节省与传统厌氧消化相比可节省1/3以上池容以上池容high temperature and ph condition kill almost all pathogens, produce completely harmless, stableness and resource p

18、roduct高温高高温高ph环境几乎杀灭污泥中全部病原体环境几乎杀灭污泥中全部病原体, ,使使产物彻底无害化，稳定化，资源化。产物彻底无害化，稳定化，资源化。class “a” biosolids and therefore many disposal opportunities. 达美国达美国a a级生化固体级生化固体规格规格, , 容易作最终处理容易作最终处理reclaim heat as the treatment of sludge dryer system回收热量用于脱水污泥干化处理回收热量用于脱水污泥干化处理match the o2 delivery to uptake deman

19、d 投氧量与需氧互相配合投氧量与需氧互相配合 high degree of automation: plc controlled plc 高度自控系统高度自控系统orp control strategy orp 控制策略控制策略cost effective & low operator time 性价比高性价比高, 操作量小历时短操作量小历时短dewater the biosolids to a final concentration of approximately 30%-35% ts 最终脱最终脱水泥饼含固率约水泥饼含固率约30%-35%very low odor after dewat

20、ering 污泥脱水后臭味低污泥脱水后臭味低no exploding potential from methane, no additional load for wwtp. 没有沼气爆炸危没有沼气爆炸危险险, ,没有对污水处理厂增加额外负荷。没有对污水处理厂增加额外负荷。atad unit process advantages污泥好氧消化污泥好氧消化atad单元优势单元优势page 20date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyrigh

21、t noticeyang shuxia sndr is a best subsequent unit of atad or an anaerobic digester同步硝化反硝化单元可同步硝化反硝化单元可作为作为atad单元或厌氧消化单元的最佳组合单元单元或厌氧消化单元的最佳组合单元ph control allows nitrification and denitrification in a single reactor, without additional alkalinity dosing requirement, it can reduce the ammonia levels b

22、y 50-80% ph 控制使硝化控制使硝化和反硝化同池进行和反硝化同池进行,在无外加碱度条件下在无外加碱度条件下脱氮效率达脱氮效率达 50 80%.satisfies the residual oxygen demand and provides additional ts & vs reduction in medium temperature conditions 满足余氧要求满足余氧要求, 中温条件下中温条件下进一步减少总固体及挥发性固体进一步减少总固体及挥发性固体provides location from which to dewater 作为污泥脱水前的储泥池作为污泥脱水前的储泥

23、池during dewatering, nitrifiers migrate to the aeration basin 脱水时脱水时, 硝化菌属跟滤液回流到曝硝化菌属跟滤液回流到曝气池气池.safety the health nitrifiers, enhance the ability to resist impact load of wwtp保障健康硝保障健康硝化菌属的存储，增强污水处理单元抗冲击能力化菌属的存储，增强污水处理单元抗冲击能力sndr unit process advantages同步硝化反硝化单元优势同步硝化反硝化单元优势page 21date:may 2017usfil

24、ter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxia城镇污水处理厂污染物排放标准城镇污水处理厂污染物排放标准（gb18918-2002gb18918-2002）page 22date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxia北京市北京市城镇污水处

25、理厂污染物排放标准城镇污水处理厂污染物排放标准(db11/890-2012)2012年年7月月1日起实施日起实施page 23date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxia自2015年12月31日起，现有中心城城市污水处理厂基本控制项目的排放限值执行表1 的b标准。北京市城镇污水处理厂污染物排放标准(db11/890-2012)2012年7月1日起实施55page 24date:may 2017u

26、sfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxia天津市城镇污水处理厂污染物排放标准（db12/599-2015）该标准将我市污水处理厂污染物控制项目限值分为a、b、c三级标准，其中：a标准主要指标达到地表水iv类水平；b标准主要指标达到地表水v类水平；c级标准与国家标准的一级a一致；注：新建城镇污水处理厂（企业、设施）自本标准实施之日起、在用城镇污水处理厂（企业、设施）自 2018 年 1 月 1 日起执行本标准。5510pa

27、ge 25date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiahydro-clear浅层高效砂滤工艺浅层高效砂滤工艺page 26date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiaintroduction 简介

28、简介hydro-clear filter砂滤池砂滤池 gravity down flow filter 重力下向流过滤 filters wastewater from plant typically final stage before discharge 过滤污水厂污水-一般可作为排放前的深度处理工序 uses shallow sand media for filtration 浅层过滤page 27date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / c

29、opyright noticeyang shuxiawhy is it needed? 应用应用北京市城镇污水处理厂污染物排放标准(db11/890-2012)天津市城镇污水处理厂污染物排放标准（db12/599-2015）ss5mg/l municipal tertiary 市政污水三级处理 water reclamation, reuse 水资源回收，再利用 storm water 暴雨处理系统 algae 除藻 industrial 工业废水 water supply 供水 reuse 再利用 wastewater 废水处理 page 28date:may 2017usfilter (t

30、ianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiahandle 35 mg/l without excessive backwashing and bypassing出水ss大于35mg/l时，无需过多的反冲洗和旁路handle ss upsets of 200-400 mg/l进水ss可达到200400 mg/lproduce suspended solid qualities of:出水悬浮固体浓度是： 4-5 mg/l on effluent

31、出水 45mg/l 2-5 mg/l on chemically treated secondary effluent对于化学处理过的二沉池出水可以达到25mg/lwhy is it needed? 应用应用page 29date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiahow it works工作原理工作原理start of filter cycle过滤周期开始 page 30date:may 20

32、17usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiahow it works 工作原理工作原理initial clogging filter continues最初的截留过滤继续 page 31date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang

33、shuxiahow it works 工作原理工作原理air mix diffusers空气混合曝气系统空气混合曝气系统 page 32date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiahow it works 工作原理工作原理pulse mix脉冲混合系统脉冲混合系统 page 33date:may 2017usfilter (tianjin) water technologies and engi

34、neering co., ltd.protection notice / copyright noticeyang shuxiahow it works 工作原理工作原理backwash frequency pulsed vs. unpulsed bed 有无脉冲时反冲洗频率的比较有无脉冲时反冲洗频率的比较 water surface level above filter bed 滤床上部水位backwash actuation level反冲洗波动水平反冲洗波动水平run length运行周期time时间with pulse有脉冲without pulse无脉冲effect of pulse

35、 action on the build-up of headloss and the filter run length脉冲作用对形成水损和过滤运行周期的影响page 34date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiahow it works 工作原理工作原理hydro-scour backwash水力擦洗式反冲洗水力擦洗式反冲洗 page 35date:may 2017usfilter (ti

36、anjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiahow it works 工作原理工作原理hydro-scour backwash水力擦洗水力擦洗 反冲洗反冲洗 4% backwash 20 mg/l tss反冲洗量小于420mg/l的tss(secondary effluent)rate速率 12 gpm/ft2time时间 3.5 minutes分钟minimal bed expansion滤床膨胀最小滤床膨胀最小page 36date:may

37、 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiahow it works 工作原理工作原理chem clean 化学清洗化学清洗 degreasing of filter media滤料除油滤料除油 semi-automatic, operator initiated 半自动，人工启动 process includes包含以下步骤chemical feed 化学药品补给water fill 补充水soak and

38、scour (hydro jet) cycles 浸泡和冲刷（水力喷射）周期chem clean backwash 化学清洗反冲洗dirty sand污浊砂污浊砂clean sand洁净砂洁净砂dry sand干燥砂干燥砂page 37date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiahow it works 工作原理工作原理chem clean 化学清洗化学清洗 page 38date:may 20

39、17usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxiawhat it looks like 结构形式结构形式package steel整体钢结构整体钢结构cells only单元格钢结构单元格钢结构concrete混凝土结构混凝土结构page 39date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection noti

40、ce / copyright noticeyang shuxiakey selling factors 主要优点主要优点features and benefits 特性和优势特性和优势1.浅层滤料，滤料层高度为260mm：浅池设计，通常池深为3m，降低了土建费用及反冲洗费用；2.单一粒径的细砂滤料，粒径约为0.45mm，截留效果好，出水稳定可靠；3.专有的空气搅拌系统、脉冲搅拌系统、高效水力擦洗式反冲洗系统和化学清洗系统：延长正常过滤周期，提高产水率，产水率高达96%以上；反洗时间短，仅3.5min。4.创新的暗渠设计：使过滤水头及反洗压力最小化，降低能耗；5.专有的自控系统：运行简单，自动化程度高，在节假日可以做到无人值守。 page 40date:may 2017usfilter (tianjin) water technologies and engineering co., ltd.protection notice / copyright noticeyang shuxia 950+ hydro-clear sand filters sold 上千个实际运行项目 650+ municipal tertiary 超过650个市政污