11-黄伟明：哈希水质分析仪表在农村污水处理厂的应用

哈希水质分析仪表在农村污水处理厂的应用Hach Water Quality Analyzer for Rural Wastewater Treatment Plant,哈希公司Hach Company黄伟明Huang, Weiming2010-5-21,内容/Content,1、农村污水处理厂概述1、Overview of Rural WWTP2、农村污水处理厂的水质分析仪表2 、Water Analyzer for Rural WWTP3、水质分析仪表在农村污水处理的应用3、Application of water analyzer for Rural WWTP,农村污水特点Features of the Rural Wastewater,水量小Small flow rate污水水质、水量波动很大The quality and flow of wastewater fluctuate intensely.由于处理规模小，工程建设费和运行费相对偏高High cost of project and operation because of the small scale of WWTP经济承受能力弱，可供选择的技术和设备少Lack of alternative technologies and instruments because of the backward economy,农村污水处理面临问题的讨论Discussion for the Problem of the Rural Wastewater Treatment,排水系统：因地制宜，尽量采用分流制或截流式合流制，如果条件不允许，可采用其他经济合理的排水系统方案。Wastewater Sewer System: Its better using the Separate Sewer system or Combined Sewer Overflow system. But may use other economy sewer system when condition no allowed.排放标准：由于经济水平较低，避免“建得起，用不起”的情况，可根据情况调整排放标准。Wastewater Emission standards: Lower down the Emission standards for rural WWTP because of backward economy.污水处理工艺:充分考虑水质水量变化大的特点，选择合适的工艺Treatment Process：Chose suitable process by Considering changing a lot of water flow and quality.污水处理厂的经济性Economical Efficiency of the rural WWTP,农村污水处理工艺Process for Rural Wastewater Treatment,适合规模小、水质水量变化大、经济的工艺：Process suitable for Small scale, diversification of wastewater quality and flow, and economy:生物接触氧化bio-contact oxidation 厌氧生物滤池Anaerobic Bio-filter 膜生物反应器Membrane Bioreactor 人工湿地等 wetland ,农村污水处理厂面临的问题Problem of the Rural WWTP,问题/Problem:进水负荷变化很大，出水却要达标。Inflow load fluctuate intensely, but effluent should be up to the standards.规模小，吨水处理费用高Small scale, high cost for treating each ton of wastewater解决方案/Solutions选择合适的工艺以适应农村污水Select suitable process for the rural WWTP集中处理，并根据进水负荷实时调整工艺参数，以适应农村污水Adjust the process parameter from time to time according to the inflow load,内容/Content,1、农村污水处理厂概述1、Overview of Rural WWTP2、农村污水处理厂的水质分析仪表2 、Water Analyzer for Rural WWTP3、水质分析仪表在农村污水处理的应用3、Application of water analyzer for Rural WWTP,为什么需要水质分析仪表Why to use water quality analyzer,不管是分散还是集中污水处理，都需要了解水质Know the water quality为工艺运行提供必要的水质数据Provide data of water quality for process operation所有的控制都是基于可靠的测量值All the optimized control strategy is base on the valid measuring value,pH/ORP复合电极 pH/ORP Combined sensor,适用于各种条件下的pH/ORP测量Suit for various conditions自动温度补偿Auto temperature compensation可选择数字信号传输，不受干扰Optional digital sensor, no interference,pH/ORP差分电极pH/ORP differential sensor,适用于各种条件下的pH/ORP测量Suit for various conditions采用差分电极技术Differential technique大体积的参比缓冲液Big volume of reference buffer可选择数字信号传输，不受干扰Optional digital sensor, no interference,5500系列溶解氧分析仪5500 series DO Analyzer,测量范围/Measuring Range：0-40 mg/L测量技术：克拉克极谱电池技术Measuring Technique: 3-electrode polarographic Clark Cell technology可选空气自清洗设备Optional air auto-clean device,LDOsc荧光法溶解氧分析仪LDOsc Dissolved Oxygen sensor,LDOsc 传感器技术指标LDO Probe Specifications,测量方法：荧光法Measuring method: luminescent测量范围： 0.00-20.00ppm(mg/L)Measuring range: 0.00-20.00ppm(mg/L)准确度 ： 1ppm0.2ppm Measurement Accuracy: 1ppm0.2ppm 温度补偿： 自动Temperature compensation: Automatic响应时间： 90%的测量值的响应时间为40秒Response time: T9040s,测量结果稳定Stable measuring value对流量没有要求 No required for flow减少清洗频率，维护量低Low maintenance,无干扰，传感器不会中毒 No interference响应时间快Fast response无需极化时间No need time for polarization,LDO的优点Advantage of LDO,氨氮在线分析仪Amtax Compact Ammonium online analyzer,创新的气相、液相转换技术，测量不受污水颜色的干扰No interference from the colour of the sample维护简单，运行费用低Easy maintenance, low cost for operation自动校正，自动清洗，自动管道灌注的功能Auto clean, calibration数据存储功能，以图形或数字形式显示Data can be stored and display in graphic可选择双通道检测Optional two channels可选ModBus、ProfiBus，实现远程反控Optional ModBus and ProfiBus, and can be controlled by central controller through ModBus.,技术参数Technical data,氨氮传感器NH4D scAmmonium sensor,SC100 or SC1000 控制器SC100 or SC1000 controller易于现场安装的传感器Sensor for insitu installation任选：可清洗单元Optional: cleaning unit任选：HACH生产的高压输出清洗系统压缩机或任意其他的加压空气。Optional: Any available pressured air or the HACH LANGE High Output Air Blast Compressor,+,技术参数Technical data,工作原理类似 pH电极。氨的离子选择电极。Working principle similar to a pH electrode, selective for ammonium ions,测量方法：铵、钾离子选择性电极，带pH、温度补偿Measuring method: Ion-selective electrodes for ammonium 测量范围：0.2-1000 mg/lMeasuring range: 0.2 to 1000 mg/L NH4N准确度： 5% 0.2mg/lPrecision: 5% of the measured value + 0.2 mg/L快速响应 t90 小于 2 分钟Response time (90%): 2 min,技术特点Features,现场无需制备样品（不用预处理），反应快。Fast response工厂校正Factory calibration内置矩阵校正，1点/2点校准Matrix correction, 1 or 2 points calibration对钾离子、温度和pH进行动态补偿Compensate for potassium, temperature, and pH唯一的耗材传感器柱体sensor cartridgeOnly consumption: sensor cartridge,硝氮传感器NO3D scNitrate sensor,工作原理类似 pH电极。氨的离子选择电极。Working principle similar to a pH electrode, selective for ammonium ions,测量方法：硝酸根离子、氯离子选择性电极，带pH、温度补偿Measuring method: Ion-selective electrodes for nitrate 测量范围：0.1-1000 mg/lMeasuring range: 0.1 to 1000 mg/L 准确度： 5% 0.2mg/lPrecision: 5% of the measured value + 0.2 mg/L快速响应 t90 小于 3 分钟Response time (90%): 3 min,在线磷酸盐分析仪Phosphax scOrthophosphate online analyzer,SC1000 控制器 SC1000 controller分析器 AnalyzerProbe sc样品过滤器(可选)Probe sc sample filter (optional) FILTRAX样品过滤器(可选)FILTRAX sample filter (optional),技术参数Technical data,测量方法：双光束比色法（钒钼黄）Measuring method:2-beam photometer (yellow method)测量范围：0.05-15.0mg/L PO43P 1-50mg/L PO43-P Measuring range:0.05-15.0mg/L PO43P 1-50mg/L PO43-P 测量精度：低量程：2% + 0.05mg/l高量程：2% + 1.0mg/lMeasuring accuracy:2 % of the measured value + 0.05 mg/l2 % of the measured value + 1.0 mg/l响应时间（T90）：5分钟Response time (90 %): 5 minutes,PO4-P,NH4-N,测量原理：杂钼蓝-抗坏血栓法Measuring method：Reduction method, derived from DIN 38405 D11可自动分析总磷和正磷，并直接显示出含磷缓蚀阻垢剂的浓度Measuring Ptot and Portho自动校准功能，自动清洗功能Automatic clean and calibration配有安全面板，安全性高Safety panel for protecting operator数据存储功能，测量结果可以图形或数字显示Data can be stored and display in graphics,总磷在线分析仪Phosphax SigmaPtot online analyzer,技术参数Technical data,量程: 总磷 0-5mg/L PO4-P 0-10mg/L PO4-P 正磷 0-5mg/L PO4-P Measuring range:Ptot 0-5mg/L PO4-P0-10mg/L PO4-PPortho 0-5mg/L PO4-P精度：2%Measuring accuracy: 2%测量周期：10分钟；Measuring interval: 10 min信号输出：4-20mA、ModBus、ProfiBusOutput: 4-20mA、 ModBus、ProfiBus,铬法COD在线分析仪CODcr Online Analyzer,测量方法：重铬酸钾法Measuring method：Dichromate Method 测试量程/Measuring Range： 105,000mg/l 分辨率/Resolution： 100mg/l: 10%读数； 100mg/l: 6mg/l 测试间隔/Interval： 连续/Continual，1，2，3，4，.24h，触发/remote消解时间/Digest time (min)：3，5，15，20，30，40，60，80，120，自动/Auto,紫外法COD在线分析仪UV eco sc Online Analyzer,测量方法：紫外吸收法Measuring method: ultraviolet absorption 测量范围/Measuring Range：5 1500 1/m自动浊度修正Turbidity compensation具有自清洗功能Auto clean不需要试剂Reagent free,Solitax sc在线SS分析仪器Solitax sc online SS sensor,红外双散射光检测技术，测量不受色度影响Infrared Duo scattered light technique for color-independent turbidity measurement浊度测量依照DIN EN 27027，TS测量依照DIN38414。Turbidity in accordance with DIN EN 27027, TS equivalent DIN 38414有自清洗功能，维护量少Auto clean, low maintenance能防止气泡和污泥颗粒而引起的偏差Avoid interference caused by bubble and particle,技术参数,测量范围/Measuring Range：T-line sc：浊度/Turbidity： 0.0004000 FNU/NTU Ts-line sc：浊度/Turbidity：0.0004000 FNU/NTU 。污泥浓度/SS：0.00150g/lHs-line sc：浊度/Turbidity：0.0004000 FNU/NTU 。污泥浓度/SS：0.001500g/l测量精度/Measuring Accuracy：浊度/Turbidity： 1%或 0.001NTU，取大值SS： 5%响应时间/Response Time：1 s T90 300 s (可调)样品流速/Flow Rate：最大/Max3m/s模拟量输出/Analog Output：2路0/4-20mA数字接口/Digital Interface：RS232/485 ModBUS、ProfiBus,Sonatax SC污泥界面测定仪Sonatax sc Sludge Level sensor,测量技术：超声波Measuring Technique：Ultrasonic测量范围/Range：0.2m-12m精度/Precision：0.1m分辨率/Resolution：0.03m响应时间/Response time：10-600s（可调）,U53超声波液位流量计U53 Ultrasonic Liquid Level Flow meter,测量范围/Measuring Range： 水深/Depth0.256m 空气温度/Air Temperture -40+80 测量结构类型/Gauging Structure Types：V型堰/V notch weir、矩形堰/Rectangular weir、巴歇尔槽/Parshall flume等，and so on. 输出：4个继电器输出、两路4-20mA模拟量输出Output: 4 relay outputs, 2 4-20mA一点/两点校准法。One/Two point (s) calibration,实验室水质分析仪器Lab instrument for water quality analysis,分光光度计spectrophotometer袖珍比色计Pocket Colorimeter BOD5分析系统BOD5 analyzer电化学水质分析仪器Electrochemistry instrument for water analysis,DR2800分光光度计DR2800 spectrophotometer,可测量70个以上的参数Measure over 70 parameters例如/Such as：营养元素/Nutrient ElementsTP,TN消毒剂/disinfector Cl2, O3, ClO2需氧量/Oxygen DemandCOD金属元素/Metallic ElementFe, Cu, Cr, Ag, As, Cd,袖珍比色计 Pocket Colorimeter,可测量30种参数，例如：Measure over 30 parameters, such as:余氯/Free chlorine、ClO2、O3、溶解氧/Dissolve Oxygen金属元素/ Metallic Element ：Al、Fe、Mn、Pb、Cu盐类/Salts：硫酸盐/Sulfate、硝酸盐/Nitrate、磷酸盐/Phosphate有毒有害物质/Toxic and Harmful Substance ：多氯联苯（PCB）,Bodtrak II生化需氧量测定仪BOD Analyzer Bodtrak II,测量范围/Measuring Range：035，070，0350，0700mg/L测量原理：五天恒温培养法Measuring method: BOD5测量技术：压差法测量Measuring Technique: Different Pressure容量：6个测试瓶（492mL/瓶）V