水控课程设计任务指导书.doc

management systems and measures established by, and a number of pragmatic, combined part-time workforce education information, the protection of the digital campus construction and sustainable development. Six Bureau attaches great importance to information technology security, information technology security, entrust XX City Center for educational information and equipment dedicated to the work. Network security leading group was set up, chaired by the Education Bureau Chief, head, for XX education Metro-network and information security emergency response leadership. Deputy group leader for XX educational metropolitan area network and information security emergency response coordination, command. The team assist leader and deputy leader, responsible for network XX network security and information . Team. Information security work Conference held each semester, and deployment of information security of documents issued on a regular basis. Information security assessment is included in the annual index. Strictly implement the information security budget to ensure information security of investment. By XX, education information and equipment Centre XX network network security and information security. According to the information technology security requirements, issued a document requires schools (units) implement, defined the information security guidelines, specific work practices, procedures, and requirements. Clear industry information security incidents (accidents) to detect, report and disposal processes. According to self-examination, the school (units) basic established has network security management system; the school (units) according to this units actual, established has units personnel management, information system room management, and equipment management, and media management, and network security construction management, and shipped dimension management, and service outsourcing, management system; developed has computer and the network of network security responsibility held system, signed has network security responsibility; website of information management personnel is responsible for confidential management, password management, on computer enjoys independent right, User name and password of the computer for its proprietary, and release of provisions is prohibited, such as leaks, investigated for responsibility. According to who is in charge of whos in charge, who is running and who is responsible for, who uses principles of who is in charge of management schools (units) defined the roles and responsibilities of information security, assurance responsibilities to schools. XX city schools (units) total site 20, 19 of which were not classified security protection assessment, of which 1 (XX education and resource network) for classified security protection levels, without third-level information systems. Total education information systems 1 (XX education cloud platform), contains features with e-Government, resource library, test database, mail services, such as e-books, all intranet services. No for grade protection grading record and evaluation of school (units), requirements the school (units) according to information security grade protection about policy and standard, organization carried out information security grade protection security management system construction, and technology measures construction and grade evaluation, implementation grade protection system of the requirements, makes information system security management level obviouslyfacility up to 160 million Yuan, according to the standard, high quality planning XX educational metropolitan area network realizes Wan Zhaokuan to schools, hundreds of megabytes of broadband to the table, wire (ie: Web, video, audio) to the target, electronic whiteboards, multimedia classrooms, remote interactive video teaching system of modern educational equipment in the classroom. . With Intel company on XX Education City domain network of topic case design, relies on Cisco company thought Shu aid chuan project staff free provides has three years technology support, from 2009 began, according to high standards, and high of work thought, and manpower planning, and points step implementation, using school earthquake Hou reconstruction of opportunities, again planning elementary and middle schools campus network and education city domain network, and local broadcasting network company cooperation, using broadcast TV network, will physical fiber laying to each school, to minimum of cost achieved has physical fiber school school pass; Each school construction standards of campus network and network access to all rooms; XX education metropolitan area network center machine room equipment in the Ministry of education standardization management platform, the Central Library of audio-visual education resources, set up a Chinese teacher education cloud platform, implemented links the two platforms. At present, the citys primary and middle school students to computer 3198, vitality than 10:1; 809 equipment classes through the classroom (primary and secondary); 36 of the campus network. The establishment of an advanced, practical Gigabit educational metropolitan area network, the citys schools have access to educational metropolitan area network, schools have computer networks, closed-circuit television network, broadcast networks into the classrooms, realize the triple play. Schools share Internet bandwidth, can meet the needs of teaching of the school office and at any time. According to Ministry of education on full started implementation teaching points digital education resources full cover project of notification (taught technical letter (2012) 74th,) and XX Province Department of education on issued XX province teaching points digital education resources full cover project implementation views of notification (chuan taught letter (2013) 18th,) requirements, I city 6 a teaching points implementation teaching points digital education resources full cover project, combined I city specific situation, developed issued has XX City Bureau on teaching points digital resources full cover project of implementation programme, Established XX, full coverage of digital resources in modern distance education teaching project leading group, XX, chaired the Secretary for education. Established, digital resources in modern distance education teaching, XX full coverage project group, XX, Director of the Center for educational information and equipment chaired Zhu Guiyan, responsible for distance education digital resources covering project work. Projects in XX city school digital resources in modern distance education teaching full-coverage project leading group, digital resources in modern distance education teaching, and XX full coverage project group leadership and organization, in accordance with the unified arrangement of the whole province, responsible for university education digital resources covering project management and implementation. According to provinces arrangements, I Center has arrangements Gong水污染控制技术课程设计学时：3周 学分：3 班级：环保12课程负责人：王蓉 吴志敏一、课程设计的目的通过课程设计，使学生掌握水处理工艺选择、工艺计算的方法，掌握平面布置图、高程图及主要构筑物的绘制方法，掌握设计说明书的写作规范。该课程设计是水污染控制技术这门课的实践环节，通过训练使学生加深对有关理论的理解并培养其具有一定的设计能力。本设计的主要目标是使学生：(1)树立正确的设计思想，理论联系实际，具有一定的创新精神；(2)了解水污染控制工程的基本理论、基本知识；(3)具有运用标准、规范，查阅技术资料的能力、计算能力、绘图能力和设计说明书的撰写能力； 针对一座二级处理的城市污水处理厂，要求对主要污水处理构筑物的工艺尺寸进行设计计算，确定污水厂的平面布置和高程布置。最后完成设计计算说明书和设计图纸。设计深度一般为初步设计的深度。二、污水处理课程设计任务1.设计题目某城市日处理水量5万m3污水处理厂工艺设计2.基本资料(1)污水水量与水质 污水处理水量：5万m3/d； 污水水质：COD 350mg/L，BOD5 150mg/L，SS 250mg/L，氨氮 25mg/L。 (2)处理要求 污水经处理后应符合以下具体要求： COD70mg/L，BOD520mg/L，SS30mg/L，氨氮5mg/L。 (3)处理工艺流程 根据要求自行拟定3套可行方案，最终选择最佳方案。(4)气象与水文资料风向：多年主导风向为东南风；气温：最冷月平均为10； 最热月平均为32.5；地下水水位，地面下56m。（5）厂区地形污水厂选址区域平均地面标高为64.5m。平均地面坡度为0.05，地势为西北高，东南低。厂区征地面积为东西长350m，南北长250m。3.设计内容（1）对工艺构筑物选型作说明。（2）主要处理设施(格栅、沉砂池、初沉池、曝气池、二沉池)的工艺计算；（3）污水处理厂平面和高程布置。4.设计成果（1）设计计算说明书一份；（2）设计图纸：污水处理平面图、高程图各一张，共计2张A3图纸，打印后附在说明书后。三、设计指导及说明1.对设计文件内容和质量的要求设计计算说明书和设计图纸，是反映设计成果的技术文件，课程设计应满足初步设计深度对设计文件的要求。(1)设计计算说明书注：严禁抄袭。特别提示：对于计算错误、书写不认真、字迹潦草、用纸及装订不规范、不符合要求的说明书，一律要求进行重新计算和重写；对于雷同的说明书全部返回重做。否则不能考核成绩。内容 有关内容如下所列。a.封面b.目录c.正文内容1 绪论 设计基础资料1.1基础资料：城市基本情况、气象资料、水文地质资料等1.2污水水质、水量及变化特点1.3处理后的出水水质目标1.4有关设计依据：相关设计规范与标准及参考文献综述。2 总体设计2.1 设计方案的选择与确定根据原水水质及处理后的目标水质，确定合理工艺流程，说明理由。2.2工艺流程说明对工艺流程中各构筑物单元的功能进行详细说明。3 工艺流程的计算3.1污水处理部分对流程中所有单元构筑物进行设计计算：粗格栅、进水提升泵站、细格栅、沉砂池、初沉池（对出水堰进行校核）、生物处理单元、鼓风曝气系统、污泥回流系统、二沉池（对出水堰进行校核）。要求列出计算参数、计算过程、画出计算草图、设备选型。3.2污泥处理对流程中单元构筑物进行设计计算：计算初沉池污泥量和二沉池的剩余污泥量，计算浓缩池、消化池（包括池体设计等）、污泥脱水设备等。要求列出计算参数、计算过程、画出计算草图、设备选型。3.3工艺流程高程的水力计算包括构筑物及连接管渠的水力计算。4 附属建筑物的确定 根据室外排水设计规范进行选定。5 污水处理厂的总体布置5.1 平面布置设计对平面布置原则、依据、设计的特点、管线、构筑物及辅助建筑物等进行说明。5.2 高程布置写出高程计算的过程，画出图形、标注标高。6 结论对自己的设计进行全面的分析评价，即给出其优点及其不足之处。7附录对于一些不宜放在正文中，但又有参考价值的内容，如一些主要计算数据、图表等。8主要的参考文献如：张自杰主编，排水工程（下册），中国建筑工业出版社，2000排水工程(上)，中国建筑工业出版社，1996年6月给水排水设计手册中国建筑工业出版社，2002年12月(第5、11册)室外排水设计规范GB 50014-2006高廷耀等编，水污染控制工程（第三版），高等教育出版社，2007唐受印等编,水处理工程师手册，化工出版社，2000要求 a应说明污水厂污水处理的工艺过程，说明选择构筑物型式的理由。 b应说明构筑物设计参数，并列出数值。 c应计算污水处理构筑物或设施的主要工艺尺寸，应列出所采用全部计算公式和采用的计算数据。应附相应计算草图。 d应说明采用的污水泵、鼓风机、剩余污泥和回流污泥泵的型式和主要参数。 e应说明主要处理构筑物的排泥方法。 f应结合污水厂总体布置原则与污水处理实际过程需要，说明污水厂平面布置和高程布置的合理性，并附平面和高程布置草图。 g设计计算说明书应有封页和目录。 h说明书针对计算和说明，应内容完整、条理清楚、简明扼要、文句通顺、字迹端正。 (2)设计图纸污水厂总平面图应按初步设计要求去完成，图上应绘出主要处理构筑物、处理建筑物、辅助构(建)筑物、附属建筑物、道路、绿化地带及厂区界限等，并用坐标表示其外形尺寸和相互距离，应有坐标轴线或坐标网格。总平面图上绘出各种连接管渠，管道以单线条表示，并标明管径。图中应附构(建)筑物一览表，说明各构(建)筑物的名称、数量及主要外形尺寸。图中应附图例及必要的文字说明。图中应附比例、风玫瑰图。污水高程图上应绘出主要处理构筑物和设施的构造简图，应绘出各构筑物之间的连接管渠。图上应标出各处理构筑物的顶、底及水面标高，应标出主要管渠、设备机组和地面标高。图上应附处理构筑物、设备名称。图上应附图例、比例。单体构筑物可以选择污水工艺流程中比较重要的主体构筑物，要求详细绘出细部尺寸，应能达到初步设计标准。绘制图中文字一律用仿宋体。图例的表示方法应符合一般规定和制图标准。图纸应注明图标栏及图名。图纸应清洁美观，主次分明，线条粗细有别。图幅采用A3号图。注：严禁抄袭。对于图面（平面图、流程高程图）雷同的图纸全部返回重做。对于设计错误较多、绘图不认真、不符合要求者要求重画，否则不能考核成绩。2.设计的一般步骤明确设计任务及基础资料，复习有关污水处理的知识和设计计算方法。分析污水处理工艺流程和污水处理构筑物的选型。确定各处理构筑物的流量。 初步计算各处理构筑物的占地面积，并由此规划污水厂的平面布置和高程布置，以便考虑构筑物的形状、安设位置，相互关系以及某些主要尺寸。进行各处理构筑物的设计计算。确定辅助构(建)筑物、附属建筑物数量及面积。设计计算说明书校核整理。进行污水厂的平面布置和高程布置。设计图纸绘制。3.设计要点（1）设计处理设施设计的一般规定该市排水系统为分流制，污水流量总变化系统数按公式计算，雨水经初沉可直接排入水体。处理构筑物流量：曝气池之前，各种构筑物按最大日最大时流量设计；曝气池之后（包括曝气池），构筑物按平均日平均时流量设计。处理设备计流量：各种设备选型计算时，按最大日最大时流量设计。管渠设计流量：按最大日最大时流量设计。各处理构筑物不应小于2组(个或格)，且按并联设计。（2）格栅型式：平面型，倾斜安装机械格栅。城市排水系统为暗管系统，且有中途泵站，仅在泵前格栅间设计中格栅。格栅过栅流速不宜小于0.6m/s，不宜大于1.5ms。栅前水深应与入厂污水管规格相适应。格栅尺寸B、H参见设备说明书，宜选中间值。（3）沉砂池1）平流式沉砂池水力停留时间宜选30-60s。流速0.15m/s-0.3m/s。沉砂量可选0.050.1L/m3，贮砂时间为2d，宜重力排砂。贮砂斗不宜太深，应与排砂方法要求、总体高程布置相适应。2）曝气沉砂池若选择曝气沉砂池，设计要点及设计参数选择参照相关设计资料。（4）初沉池1）平流式沉砂池型式：平流式。除原污水外，还有浓缩池、消化池及脱水机房上清液进入。表面负荷可选2.03.0m3(m2h)，沉淀时间1.52.0h，SS去除率5060。排泥方法：机械刮泥，静压排泥。沉淀池贮泥时间应与排泥方式适应，静压排泥时贮泥时间为2d。对进出水整流措施作说明。2）辐流式沉砂池若选择辐流式沉砂池，设计要点及设计参数选择参照相关设计资料。(5)曝气池型式：传统活性污泥法采用推流式鼓风曝气。曝气池进水配水点除起端外，沿流长方向距池起点0.50.75池长以内可增加23个配水点。曝气池污泥负荷宜选0.3kgBOD5/(kgMLSSd)，再按计算法校核。污泥回流比R 3080，在计算污泥回流设施及二沉池贮泥量时，R取大值。SVI值选120150ml/s，污泥浓度可计算确定，但不宜大于3500mg/L。曝气池深度应结合总体高程、选用的曝气扩散器及鼓风机、地质条件确定。多点进水时可稍长些，一般控制L58B。曝气池应布置并计算空气管，并确定所需供风的风量和风压。(6)二沉池型式：中心进水，周边出水，辐流式二沉池。二沉池面积按表面负荷法计算。选用表面负荷时，注意活性污泥在二沉池中沉淀的特点，q应小于初沉池。计算中心进水管，应考虑回流污泥，且尺取大值。中心进水管水流速度可选0.20.5ms，配水窗水流流速可选0.50.8m/s。贮泥所需容积按排水工程(下)相关公式计算。说明进出水配水设施。(7)平面布置平面布置原则参考相关资料，课程设计时重点考虑厂区功能区划、处理筑物布置、构筑物之间及构筑物与管渠之间的关系。厂区平面布置时，除处理工艺管道之外，还应有空气管，自来水管与超越管，管道之间及其与构筑物，道路之间应有适当间距。污水厂厂区主要车行道宽68m，次要车行道34m，一般人行道13m，道路两旁应留出绿化带及适当间距。污泥处理按污泥来源及性质确定，本课程设计选用浓缩厌氧消化机械脱水工艺处理，但不做设计。污泥处理部分场地面积预留，可相当于污水处理部分占地面积的2030。污水厂厂区适当规划设计机房(水泵、风机、剩余污泥、回流污泥、变配电用房)、办公(行政、技术、中控用房)、机修及仓库等辅助建筑。厂区总面积控制在(280380)m2以内，比例1：1000。图面参考给水排水制图标准GBJ 106-87，重点表达构(建)筑物外形及其连接管渠，内部构造及管渠不表达。 (8)高程布置高程布置原则相关资料。构筑物水头损失参考相关资料。水头损失计算及高程布置参见排水工程(下)。污水进人格栅间水面相对原地面标高为-2.7m，二沉池出水井出水水面相对原地面标高为-0.30m。污水泵、污泥泵应分别计算静扬程、水头损失(局部水头损失估算)和自由水头确定扬程。高程布置图横向和纵向比例一般不相等，横向比例可选1：1000左右，纵向1：500左右。4.总体要求在设计过程中，要发挥独立思考独立工作的能力；本课程设计的重点训练，是污水处理主要构筑物的设计计算和总体布置。课程设计不要求对设计方案作比较，处理构筑物选型说明，按其技术特征加以说明。设计计算说明书，应内容完整(包括计算草图)，简明扼要，文句通顺，字迹端正。设计图纸应按标准绘制，内容完整，主次分明。图纸应正确表达设计意图，符合制图要求；布图合理，图面整洁美观。设计说明书手写，设计图纸打印。四、课程设计的时间和地点安排 可分组进行，每组2人，上交时间最迟期限为7月4日，提前上交者在同等质量情况下加分。 18周：查找资料，确定工艺流程，进行各部分构筑物计算； 19周：完成设计计算书； 20周：绘制CAD平面图和高程图； 地点：18-19周，C2-204或207（暂定） 20周，机房3-303（1）（暂定）五、考核方式1、方案设计说明书：50%；2、图纸1：20%；图纸2：20%；3、出勤情况及平时表现：10%。外商投资企业需改变登记注册事项,应当及时办理变更登记。变更项目应在报经原审批机关批准后30天内向登记主管机关申请办理变更登记。improve, security prevention capacity obviously enhanced, security hidden and security accident obviously reduced, effective guarantees information health development. XX Education Centre regularly carry out day-to-day network security monitoring information and equipment. By the appropriate technical staff, XX network engine room maintenance staff on site management and maintenance on a regular basis, scheduled viewing of networks, systems, databases and associated equipment operating conditions, and make a record. Computer lab maintenance managers regularly run a variety of devices in the school information system parameters, server systems and various data backup, so that there was a hardware failure in a system crash can resume quickly and efficiently. Computer lab maintenance managers establish a network antivirus system, Avira Virus system on a regular basis, and anti-virus software security assessment, time to upgrade. Computer lab maintenance management for all equipment in the room a regular dust, replace the old label. Regularly host servers, network switches, core routing, firewalls, hardware maintenance, such as equipment failure, should be processed in a timely manner in order to ensure safe and reliable operation of the system. In XX city information and equipment was established within the Centre, educational metropolitan area network center machine room XX. Servers and data stores and applications to set up in XX City metropolitan area network center machine room. WindowsServer2003, windowsServer2008, windowsServer2012, Linux, the operating system, the database for SQL Server2008, Office software, such as Microsoft Office software. Schools (units) of computer, information system security products for domestic products, including the use of 360 and kingsoft Internet security software. XX education metropolitan area network used by the server for HP, firewall and information security product for Huawei and Cisco products. In their daily work, to publicize related knowledge and information security considerations. Enhanced global awareness of network and information security, and strive to achieve network everyone knows security and virus before the guard, to improve network and information security, ensure that the XX education system network and information system security. Tracking reporting system requires all parties to strengthen collaboration, work closely with emergency safety plan developed XX education metropolitan area network, regularly carry out emergency drills, and carried out special funds every year to protect the security of information. Annual 2-3 professional training for network managers in the city, forming technology with a strong professional and technical team, school network managers on common network failures and be capable of solving security issues. Issues that cannot be resolved, timely forms of meetings, such as meetings, analysis, and solutions through a meeting, without rolling up the ability to solve problems, and feedback to superiors in writing departments to resolve. Through self-examination, we are well aware, relative lack of investment in education, facilities and equipment for further updates, education development is still uneven, new education concepts need to be further enhanced to some extent and restricting the development of city education. We will take the opportunity of government supervision, to strive for the province education demonstration counties as a driving force, further increase input in education, efforts to promote thelong wing, and Li Wanfu, and Michael Jenkins, and Chen Jian, and Song and xiaochuanyun, 7 bit comrade participate in province backbone face-to-face or network learning, do each teaching points are has teachers participate in training, October 17, 2013, issued XX city education information and equipment Center on requirements the teaching points school for good satellite ground station installation prepared of notification, requirements school related management personnel familiar XX province teaching points digital education resources full cover project construction management manual, Particularly with regard to installation preparation parts according to the point of XX province full coverage of digital educational resources in the project construction management manual . Devices are able to receive TV signals and IP data, the schools have school training and school-based application to use good. Actively organize implementation of a division of a class, a teacher in one class activity. XX in XX city first to complete full registration of teachers working in this city, XX, Sun class rate of 54 per cent respectively, the forefront. In XX, a division of a class, a class a total ranked first in Division activities, was awarded the national ministerial one, 2 provincial second prize, third prize at the provincial level 3. Actively organize implementation of the e-learning space the work of everyone. At present, in the open space of public service platform of provincial educational resources teachers number 2444, 83 to the total number of teachers, student number is 6569 of the open