机井加压滴灌节水建设项目实施方案

机井加压滴灌节水建设项目实施方案 1 2 5 9 23 根据中共中央、国务院《关于加快水利改革发展的决定》神，抢抓重大机遇，深化水利改革，加快水利发展，切实抓好以下发了《关于开展地（州）级、县（市）级高效节水灌溉项目总点民生水利工程加以高度重视，以确保新增高效节水建设面积按万亩，亩均占有水量远远低于全国及全疆均值。水资源总量不足环境恶化造成水资源短缺，并引发部分地区过量开采地下水，造成当地规划的实际，为了更好地落实自治区、XX、县人民政府农村围绕农业增效、农民增收、构筑市场平台，增加科技含量，经济增长点。本次通过对农业基地实施滴灌。通过工程措施并结合农业产业化建设和农民增收的实际需要，进一步提高水增加农民收入，发展地方经济。改善地下水超项目的建设不仅符合新疆加快节水型农业建设、展和增加农民收入的需要。同时，项目的建设对缓解目前区域水超采现状，促进社会经济持续、健康、快速发展具有重要作用。万m。工程部分投资1466.27万元。其中建筑工程178.05万元，管材设备安装工程投资拟定本项目资金来源为申请国家资金80%，农民自筹20%。项目实施后将对灌区农业增产增收有很大的促进通过高效节水工程的建设，可提高水资源利用率，降低生改善生态环境，也可利用节约的水种植经济林或牧草，发展林三版）等国家和行业规范的规定,本工程各项经济指标合理，2项目区基本情况项目区地处欧亚大陆腹地，属中温带大陆性干旱变化剧烈，冷空气活动频繁，夏季炎热，空气干燥，蒸发量大朗；冬季严寒，有稳定积雪。温度年、季变化大，冷热差异悬之间。由于地形高低悬殊，各地降雨量相差极大，南部XX山区可达550～660mm；123456789注：气象资料摘自《XX县农业气象手册》项目区属大陆性干旱气候，蒸发量大，降水量少123456789以春夏季较大，冬季最小，一天中午后风速较大，清晨、上43项目区地下水的赋存分布直接受构造控制,水文地下部多层承压自流结构，由南向北，含水层结构越趋于复杂，部及东部形成大面积的承压水自流区，含水层颗粒变细，粘性潜水含水层发育微弱，岩性主要为粉砂、粉土，层厚10—20m，潜水埋深基本大于水层岩性为细砂，中粗砂含砾，向北粘性土夹层增多，顶板为水层埋深60—100m，厚20—30m，含水层岩性为含砾中粗砂、含砾中细砂，该层为区内为粘土或粉土层，厚度较大，含水层为含砾细砂。第呈现出靠近冲洪积平原、细土平原结合部自流量越大的规律薄层粉细砂。西侧局部表层分布少量面积不大的沙丘状风积粉砂要的持力层，厚度大，分布均匀，各种物理力学指标变化不大。项目区土壤主要为棕黄土。棕黄土是由棕钙土开棕黄土土质适中，结构较好，透水、保墒、不硬、不板，是是评价棕黄土好坏的重要标准。因耕种技术较粗放,施肥少,多年棕黄土无明显障碍因素，宜种小麦、油料、豆类、玉米等，和合理倒茬，实行小麦、油料、豆类、绿肥轮作，增施肥料XX县交通十分便捷，省道XX通过该县。县城至各乡场均有沥青公路相通，基本形成四通八达的道路网络。项目区与XX乡、XX镇之间有柏油路面相通，项目区内部机耕项目区附近分布有居民点，项目区内已经配套电较少，建议施工时自备电源。随着农村电网改造工程的实施，110kV高压线路已直通往本次土料可从管沟开挖的土料中拉运，土层中含大块漂混凝土骨料从108料场购买，平均运距约25km,交通便利，储量和平面，保存程度比第一级完整。组成岩石为中、上石炭统火山熔岩。河流下切较强烈，谷坡陡峻，现代河流下切侵蚀的基座阶地物或漂砾常残留在基座阶地之上，距现代河床谷底数米至数十米积，矿物成份为石英、长石、云母等，局部有钙质结核，垂直平原和山前冲洪积倾斜平原。山前冰水扇位于南部低山山前地带沟中，沉积有黑色淤泥质粉细砂，亚粘土。此区土体排水不良1）XX镇既有地表水灌溉又有地下水灌溉。河灌区引用白杨河河水和根葛尔河河水项目区灌溉水源为地下水，年提取地下水水量843.64×104m3左右。其中XX镇项目灌区农牧业为完全灌溉型，水源全部采用地下水，需水量也相应增加，造成地下水超采，地下水位持续下降，机井更新频率加快，凿井深度继续增加形成了一连串的恶性循环普遍标准低，加之经过多年运行，许多工程年久失修，建筑物配砌渠道由于运行时间长，很多渠段被冲坏，有的塑膜防渗渠道间工程由于受自然灾害的影响，造成运行条件差，灌终造成灌溉效益低。近几年国家和当地政府加大投资区从上至下在工程管理、用水管理、灌区管理方面都较先进地区低，灌溉技术落后，缺少灌溉计划和计量手段，管理机制和管理4m34m34m3项目区地处欧亚大陆腹地，属中温带大陆性干旱变化剧烈，冷空气活动频繁，夏季炎热，空气干燥，蒸发量大朗；冬季严寒，有稳定积雪。温度年、季变化大，冷热差异悬项目区多年平均年蒸发量为1989.5mm，年最大蒸发量为2230.5mm，年最小蒸发量43XX乡主要居住有XX、哈、汉、维吾尔、回、蒙古等8个民族个瓜、番茄、葫芦、油料等经济作物。以经营经过多年的努力，当地的农民已种植当地自然条件适玉米、打瓜、小麦等等优良品种为主。但由于项目区季节性缺补充灌溉，农产品低产。农业生产抗灾能力极其脆弱，常发生项目区所在的XX镇、XX乡是农牧业乡，农业是其支柱产业，现状年项目区作物种项目区作物甜菜玉米打瓜小麦林带合计XX镇、XX乡项目区种植面积（亩）371845953512813790420866所占比例(%)22%39%4%3水供需平衡分析依据项目区灌溉经验，并参照国家规范，结合当地气和自然条件，制定出该项目区农作物的灌溉制度，并计算出作物的灌水率应绘制出灌水率图，并加以修正，使修正后的若初步灌水率各时段灌水率大小相差悬殊，管道输水不理，也不利于管道工程管理，即灌水率不合理。在不影响作根据《灌溉与排水工程设计规范》（GB50288-99）的规定年份作物甜菜玉米打瓜小麦林带合计现状年种植面积（亩）371845953512813790420866所占比例(%)22%39%4%规划年种植面积（亩）421841953912763790420866所占比例(%)20%20%37%4%灌溉水利用系数由渠系水利用系数、田间水利用系项目区水平年渠系水利用系数、田间水利用系数根据田间灌溉根据《灌溉与排水工程设计规范》，灌溉水利用系数等于根据《中国主要作物需水量与灌溉》中作物需水量等值线作物种植灌溉灌水灌水灌水日期灌水延续面积定额次数定额（月-日）（m3/亩）始终小麦81372751245345445545645玉米45953001452453440540640740甜菜371825012345打瓜3512210145245340440540林地904200140240340440540合计20866作物种植面积灌溉定额灌水次数灌水定额灌水日期灌水延续时间（月-日）（m3/亩）始终小麦763716.026.036.046.056.066.076.086.096.0玉米419522016.026.036.046.056.066.076.086.096.06.0甜菜421824216.026.036.046.056.066.076.086.096.06.06.0打瓜391216.026.036.046.056.066.076.086.096.0林地904200140240340440540合计20866农业灌溉用水量的计算是根据农作物的结构组成、数量以平年的净需水量，再按灌溉水有效利用系数计算出毛需水量。现状年灌溉毛需水量为月份作物合计小麦38.92109.67106.1310.610.0058.96324.30玉米29.970.0043.2959.0555.0512.43199.78甜菜19.767.1826.9455.6825.150.00134.71打瓜0.0022.9043.2640.720.000.00106.89林地5.245.245.245.245.240.0026.20合计93.88145.00224.87171.3085.4471.39791.88月份合计小麦24.3566.9654.790.000.0018.26164.36玉米0.0010.0330.0930.0930.090.00100.32甜菜0.0010.0920.1730.2630.2620.17110.95打瓜0.009.3528.0628.0618.710.0084.19林地2.162.162.162.162.162.1612.97合计26.5198.60135.2890.5881.2340.60472.79合计项目区现状年需水量93.88145.00224.87171.3085.4471.39791.88项目区规划年需水量26.5198.60135.2890.5881.2340.60472.79节水67.3746.4189.5980.724.2130.80319.094实施方案农业是国民经济的基础。党中央和国务院始终把农业和农一系列大力发展农业政策。党的明确指出，要进一步增加础设施建设，促进农业科技进步，增强农业综合生产能力。要增力发展节水灌溉，加大土地整理复垦力度，搞好中低产田改造，目面临着许多制约因素，其主要是农业基础设施还很薄弱，农业此，以农田基本建设和调整农业产业结构为重点，积极开展项目环境建设，以改善项目区的农业生产条件为落脚点，以提高项目增加项目区农民收入为目标，完全符合社会主义水是农业的命脉，从发展的战略高度看，必须把节任务抓紧抓好。总的要求是开源节流并举，以节水为主，必须大广节水灌溉作为一项革命性的措施来抓，提高水的利用效率，实项目建成后，提地下水灌溉水利用系数现状年0.69提高到0.92。本项目农业灌溉可节项目建设本着减少灌溉用水量，进一步完善灌溉产条件，提高农田抗旱能力，确保农作物增产、增收，促进农本次工程设计，选取XX镇项目区11号井条田各系统首部枢纽与水源工程布置在一起，滴灌系统—施肥罐—主干管—分干管—出地竖管—地面支序号首部名称灌溉面积序号首部名称灌溉面积1XX镇XX村1号井首部315XX镇XX村3号井首部6572XX镇XX村2号井首部456XX镇XX村4号井首部4843XX镇XX村3号井首部484XX镇XX村5号井首部7944XX镇XX村4号井首部335XX镇XX村6号井首部3555XX镇XX村5号井首部450XX镇XX村7号井首部7596XX镇XX村6号井首部371XX镇XX村8号井首部5547XX镇XX村7号井首部370XX镇XX村1号井首部6718XX镇XX村8号井首部425XX镇XX村2号井首部6819XX镇XX村9号井首部435XX镇XX村3号井首部346XX镇XX村10号井首部587XX镇XX村4号井首部692XX镇XX村11号井首部778XX镇XX村5号井首部712XX镇XX村12号井首部692XX镇XX村6号井首部564XX镇XX村1号井首部522XX镇XX村7号井首部839XX镇XX村2号井首部883序号首部灌溉面积序号首部灌溉面积名称名称1XX乡牛XX村1号井首部4276XX乡XX村1号井首部5292XX乡牛XX村2号井首部5607XX乡XX村2号井首部6123XX乡XX村1号井首部3598XX乡XX村3号井首部6254XX乡XX村2号井首部5749XX乡XX村4号井首部6805XX乡XX村3号井首部843XX乡XX村5号井首部446为了能使本次实施方案内容更具有可操作性，并能取具有代表性的典型高效节水灌溉工程项目进行设计，在滴管带间距较小，一次灌水水量较大，对分干管间距、支小麦设计确定管网布置，倒茬后种植玉米、打瓜、甜菜等项目区种植作物为玉米、小麦。本次设计以小麦为典型作物，其基本资料详见表序1地块面积：778亩地形：南高北低，J=0.0095地理位置：XX县XX镇地形图：见平面布置图，包括地形尺寸、地面坡降、地物、水源的具体位置2土壤土壤类型：砂壤土土壤容重（g/cm3）：1.42田间持水量：24%土层厚度（cm）：0.4—0.93气候1989.5mm多年平均降水量（mm/年）：176mm；有效降雨强度P0（mm/d）：0初霜期：九月下旬终霜期：三月下旬4作物作物名称：小麦种植方向：南北方向株行距（cm）：作物耗水强度Ea（mm/d）：6.05水源水源类型：地下水水质：PH在7.6左右含砂量：<100g/L6电力配备动力电源，使用方便主干管、分干管设计埋深1.8m，要求其具有耐腐蚀、收获以后拆卸装运入仓。毛管与作物种植方向一致，垂直于支管两侧呈鱼骨式布置用φ16PE滴灌带，毛管属于一次性管道，每年作物收获以2）方案二：主干管沿条田边界东西向布置，分干管南北向布置，此方案分干管较计算得：灌水器的工作压力应为h=10m。型号WDF16/2.4-100滴头间距(m)0.3额定工作压力(m)毛管布设间距(m)0.6灌水器额定流量(L/h)2.4流量压力关系Q=0.603h0.6根据《规范》3.0.9条规定，灌水器设计流量允许偏差率应不大于20%，本工程取n——毛管直线布置时一条毛管灌溉的作物行数，Sn=2；4）设计灌水定额mmaxmax——适宜土壤含水率上限（占干土重量的百分比取为田间最大持水率的90%;min——适宜土壤含水率下限（占干土重量的百分比取为田间最大持水序号项目参数值序号项目参数值1灌溉补充强度Ia（mm/d）6.05土壤湿润比p%88.32灌溉水有效利用系数η0.926设计毛灌水定额（mm）41.773灌水小区允许的偏差率流量偏差率0.207设计灌水周期T6.0d4水头偏差率0.348初设一次灌水延续时间t（h/组）4.0h（1）降比rf=0.505，qd=2.4Lh，降比r由下式计算：（2）压比G已知d=16mm，k=1.1，f=0.505，qd=2.4Lh，hd=10m，S=Se=0.3m。压P代入得③因Φ=12.53>1，按下式计算Nm：.2=(Nm-0.52)2.75-5328.1(Nm-76)Nm=259个。.109=(Nm0.52)2.75+5328.1(Nm1)Se=0.3m，S0=0.15m，按下式计算毛管极限长度：①顺坡Nm=252，Lm=S(Nm1)+S0=0.3×(2591)+0.15=77.55m。②逆坡Nm=209，Lm=S(Nm1)+S0=0.3×(2001)+0.15=59.85m。考虑目前市场上毛管的设计偏差和质量以及整个条田管网工作轮灌组编号灌水支管第一天11-1支、1-3支、2-1支、2-3支、3-1支、3-3支、4-1支、4-3支、5-1支、5-3支00:00-04:0026-1支、6-3支、7-1支、7-3支、8-1支、8-3支、9-1支、9-3支、10-1支、10-3支04:01-08:00311-1支、11-3支、12-1支、12-3支、13-1支、13-3支、1-2支、1-4支、2-2支、2-4支08:01-12:0143-2支、3-4支、4-2支、4-4支、5-2支、5-4支、6-2支、6-4支、7-2支、7-4支16:0058-2支、8-4支、9-2支、9-4支、10-2支、10-4支、11-2支、11-4支、12-2支、12-4支20:00第二天613-2支、13-4支、1-5支、1-7支、2-5支、2-7支、3-5支、3-7支、4-5支、4-7支00:00-04:0075-5支、5-7支、6-5支、6-7支、7-5支、7-7支、8-5支、8-7支、9-5支、9-7支04:01-08:00810-5支、10-7支、11-5支、11-7支、12-5支、12-7支、13-5支、13-7支、1-6支、1-8支08:01-12:0192-6支、2-8支、3-6支、3-8支、4-6支、4-8支、5-6支、5-8支、6-6支、6-8支16:007-6支、7-8支、8-6支、8-8支、9-6支、9-8支、10-6支、10-8支、11-6支、11-8支20:00第三天12-6支、12-8支、13-6支、13-8支、1-9支、1-11支、2-9支、2-11支、3-9支、3-11支00:00-04:004-9支、4-11支、5-9支、5-11支、6-9支、6-11支、7-9支、7-11支、8-9支、8-11支04:01-08:009-9支、9-11支、10-9支、10-11支、11-9支、11-11支、12-9支、12-11支、13-9支、13-11支08:01-12:012-10支、2-12支、3-10支、3-12支、4-10支、4-12支、5-10支、5-12支、6-10支、6-12支16:007-10支、7-12支、8-10支、8-12支、9-10支、9-12支、10-10支、10-12支、11-10支、11-12支20:00第四天12-10支、12-12支、13-10支、13-12支、1-13支、1-15支、2-13支、2-15支、3-13支、3-15支00:00-04:004-13支、4-15支、5-13支、5-15支、6-13支、6-15支、7-13支、7-15支、8-13支、8-15支04:01-08:009-13支、9-15支、10-13支、10-15支、11-13支、11-15支、12-13支、12-15支、13-13支、13-15支08:01-12:011-14支、1-16支、2-14支、2-16支、3-14支、3-16支、4-14支、4-16支、5-14支、5-16支16:006-14支、6-16支、7-14支、7-16支、8-14支、8-16支、9-14支、9-16支、10-14支、10-16支20:00第五天11-14支、11-16支、12-14支、12-16支、13-14支、13-16支、1-17支、1-1支、2-17支、2-1支00:00-04:003-17支、3-1支、4-17支、4-1支、5-17支、5-1支、6-17支、6-1支、7-17支、7-1支04:01-08:008-17支、8-1支、9-17支、9-1支、10-17支、10-1支、11-17支、11-1支、12-17支、12-1支08:01-12:0113-17支、13-1支、2-18支、2-2支、3-18支、3-2支、4-18支、4-2支、5-18支、5-2支6-18支、6-2支、7-18支、7-2支、8-18支、8-2支、9-18支、9-2支、10-18支、10-2支16:01-20:00第六天11-18支、11-2支、12-18支、12-2支、13-18支、13-2支、1-1支、1-3支、2-1支、2-3支00:00-04:00qd——毛管上灌水器或出水口的平均流量，2.4L/h。毛=Nqd=200×2.4=480L/h=0.4由于灌水小区的最小单位为支管，每1条支管为一个轮灌单位，每条支管流量为Nmax=CT/t=20×6.0/3.13=1）毛管水头损失h毛R——为平均磨损比，0.73。△H1——支管的允许水头偏差，△H1=3.4-1.05hf=1）支管水头损失h支nn=0.550.15D’n——年运行时间，1320htn=t）号Q确定管道外径确定管道内径250236.4250236.4250236.4250236.4250236.4250236.4250236.4250236.4250236.4250236.4250236.4250236.4146.4因机井位置的不同，系统设计工况下产管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失外径干管OO-A20230236.42500.40.140.020.16A-B80230236.42500.40.550.080.63B-C80230236.42500.40.550.080.63C-D80230236.42500.40.550.080.63D-E80230236.42500.40.550.080.63E-F80230236.42500.40.550.080.63F-G80230236.42500.40.550.080.63G-H80230236.42500.40.550.080.63H-I80230236.42500.40.550.080.6380230236.42500.40.550.080.63J-K80230236.42500.40.550.080.63K-L80230236.42500.40.550.080.63L-M8021.330.32152.60.40.070.010.08管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失外径分干AA-A12042.660.65152.60.40.060.010.06A1-A26042.660.65152.60.40.170.030.19A2-A36042.660.65152.60.40.170.030.19A3-A46042.660.65152.60.40.170.030.19A4-A56042.660.65152.60.40.170.030.19A5-A66042.660.65152.60.40.170.030.19A6-A76042.660.65152.60.40.170.030.19A7-A86042.660.65152.60.40.170.030.19A8-A96042.660.65152.60.40.170.030.19A9-A102742.660.65152.60.40.080.010.09管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失外径BB-B12042.660.65152.60.40.060.010.06B1-B26042.660.65152.60.40.170.030.19B2-B36042.660.65152.60.40.170.030.19B3-B46042.660.65152.60.40.170.030.19B4-B56042.660.65152.60.40.170.030.19B5-B66042.660.65152.60.40.170.030.19B6-B76042.660.65152.60.40.170.030.19B7-B86042.660.65152.60.40.170.030.19B8-B96042.660.65152.60.40.170.030.19B9-B1042.660.65152.60.40.050.010.06管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失外径三分干CC-C12042.660.65152.60.40.060.010.06C1-C26042.660.65152.60.40.170.030.19C2-C36042.660.65152.60.40.170.030.19C3-C46042.660.65152.60.40.170.030.19C4-C56042.660.65152.60.40.170.030.19C5-C66042.660.65152.60.40.170.030.19C6-C76042.660.65152.60.40.170.030.19C7-C86042.660.65152.60.40.170.030.19C8-C96042.660.65152.60.40.170.030.19C9-C1042.660.65152.60.40.040.010.04管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失外径四分干DD-D12042.660.65152.60.40.060.010.06D1-D26042.660.65152.60.40.170.030.19D2-D36042.660.65152.60.40.170.030.19D3-D46042.660.65152.60.40.170.030.19D4-D56042.660.65152.60.40.170.030.19D5-D66042.660.65152.60.40.170.030.19D6-D76042.660.65152.60.40.170.030.19D7-D86042.660.65152.60.40.170.030.19D8-D96042.660.65152.60.40.170.030.19D9-D1042.660.65152.60.40.040.010.04管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失外径五分干EE-E12042.660.65152.60.40.060.010.06E1-E26042.660.65152.60.40.170.030.19E2-E36042.660.65152.60.40.170.030.19E3-E46042.660.65152.60.40.170.030.19E4-E56042.660.65152.60.40.170.030.19E5-E66042.660.65152.60.40.170.030.19E6-E76042.660.65152.60.40.170.030.19E7-E86042.660.65152.60.40.170.030.19E8-E96042.660.65152.60.40.170.030.19E9-E1042.660.65152.60.40.040.010.05管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失外径六分干FF-F12042.660.65152.60.40.060.010.06F1-F26042.660.65152.60.40.170.030.19F2-F36042.660.65152.60.40.170.030.19F3-F46042.660.65152.60.40.170.030.19F4-F56042.660.65152.60.40.170.030.19F5-F66042.660.65152.60.40.170.030.19F6-F76042.660.65152.60.40.170.030.19F7-F86042.660.65152.60.40.170.030.19F8-F96042.660.65152.60.40.170.030.19F9-F1042.660.65152.60.40.040.010.05管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失外径七分干GG-G12042.660.65152.60.40.060.010.06G1-G26042.660.65152.60.40.170.030.19G2-G36042.660.65152.60.40.170.030.19G3-G46042.660.65152.60.40.170.030.19G4-G56042.660.65152.60.40.170.030.19G5-G66042.660.65152.60.40.170.030.19G6-G76042.660.65152.60.40.170.030.19G7-G86042.660.65152.60.40.170.030.19G8-G96042.660.65152.60.40.170.030.19G9-G1042.660.65152.60.40.040.010.05管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失外径八分干HH-H12042.660.65152.60.40.060.010.06H1-H26042.660.65152.60.40.170.030.19H2-H36042.660.65152.60.40.170.030.19H3-H46042.660.65152.60.40.170.030.19H4-H56042.660.65152.60.40.170.030.19H5-H66042.660.65152.60.40.170.030.19H6-H76042.660.65152.60.40.170.030.19H7-H86042.660.65152.60.40.170.030.19H8-H96042.660.65152.60.40.170.030.19H9-H1042.660.65152.60.40.040.010.05管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失外径九分干II-I12042.660.65152.60.40.060.010.06I1-I26042.660.65152.60.40.170.030.19I2-I36042.660.65152.60.40.170.030.19I3-I46042.660.65152.60.40.170.030.19I4-I56042.660.65152.60.40.170.030.19I5-I66042.660.65152.60.40.170.030.19I6-I76042.660.65152.60.40.170.030.19I7-I86042.660.65152.60.40.170.030.19I8-I96042.660.65152.60.40.170.030.19I9-I1042.660.65152.60.40.040.010.05管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失外径十分干JJ-J12042.660.65152.60.40.060.010.06J1-J26042.660.65152.60.40.170.030.19J2-J36042.660.65152.60.40.170.030.19J3-J46042.660.65152.60.40.170.030.19J4-J56042.660.65152.60.40.170.030.19J5-J66042.660.65152.60.40.170.030.19J6-J76042.660.65152.60.40.170.030.19J7-J86042.660.65152.60.40.170.030.19J8-J96042.660.65152.60.40.170.030.19J9-J102042.660.65152.60.40.060.010.06管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失外径十一分干KK-K12042.660.65152.60.40.060.010.06K1-K26042.660.65152.60.40.170.030.19K2-K36042.660.65152.60.40.170.030.19K3-K46042.660.65152.60.40.170.030.19K4-K56042.660.65152.60.40.170.030.19K5-K66042.660.65152.60.40.170.030.19K6-K76042.660.65152.60.40.170.030.19K7-K86042.660.65152.60.40.170.030.19K8-K96042.660.65152.60.40.170.030.19K9-K1042.660.65152.60.40.080.010.10管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失外径十二分干LL-L12042.660.65152.60.40.060.010.06L1-L26042.660.65152.60.40.170.030.19L2-L36042.660.65152.60.40.170.030.19L3-L46042.660.65152.60.40.170.030.19L4-L56042.660.65152.60.40.170.030.19L5-L66042.660.65152.60.40.170.030.19L6-L76042.660.65152.60.40.170.030.19L7-L86042.660.65152.60.40.170.030.19L8-L96042.660.65152.60.40.170.030.19L9-L1042.660.65152.60.40.100.020.12管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失(m)外径十三分干MM-M12042.660.65152.60.40.060.010.06M1-M26042.660.65152.60.40.170.030.19M2-M36042.660.65152.60.40.170.030.19M3-M46042.660.65152.60.40.170.030.19M4-M56042.660.65152.60.40.170.030.19M5-M66042.660.65152.60.40.170.030.19M6-M76042.660.65152.60.40.170.030.19M7-M86042.660.65152.60.40.170.030.19M8-M96042.660.65152.60.40.170.030.19M9-M1042.660.65152.60.40.090.010.11首部名称灌溉面积设计灌水定额（mm）强度最大轮灌组（组）管网入口压力（m）4276.04.05.023.8XX乡牛XX村2号井5606.04.05.024.43596.04.05.022.35746.04.05.824.18436.04.05.724.55296.04.05.024.46126.04.05.024.56256.04.05.622.3XX乡XX村4号井6806.04.06.022.34466.04.05.822.9项目区典型系统设计灌溉面积为778亩，系统流量为首部名称灌溉面积机井流量（m3/h）过滤器型号施肥罐XX镇XX村1号井首部315LWS-150XX镇XX村2号井首部456LWS-150XX镇XX村3号井首部484LWS-150XX镇XX村4号井首部335LWS-150XX镇XX村5号井首部450LWS-150XX镇XX村6号井首部371LWS-15XX镇XX村7号井首部370LWS-150XX镇XX村8号井首部425230LWS-20000XX镇XX村9号井首部435LWS-150XX镇XX村10号井首部587200LWS-200XX镇XX村11号井首部778230LWS-200XX镇XX村12号井首部692230LWS-200XX镇XX村1号井首部522LWS-150XX镇XX村2号井首部883230LWS-200XX镇XX村3号井首部657200LWS-200XX镇XX村4号井首部484LWS-150XX镇XX村5号井首部794230LWS-200XX镇XX村6号井首部355LWS-150XX镇XX村7号井首部759230LWS-200XX镇XX村8号井首部554LWS-150XX镇XX村1号井首部671LWS-150XX镇XX村2号井首部681200LWS-200XX镇XX村3号井首部346LWS-150XX镇XX村4号井首部692LWS-150XX镇XX村5号井首部712230LWS-200XX镇XX村6号井首部564LWS-150XX镇XX村7号井首部839230LWS-200首部灌溉面积机井流量过滤器（m3/h）施肥罐名称（m3/h）XX乡牛XX村1号井首部427LWS-100XX乡牛XX村2号井首部560LWS-150XX乡XX村1号井首部359LWS-150XX乡XX村2号井首部574LWS-150XX乡XX村3号井首部843200LWS-200XX乡XX村1号井首部529LWS-150XX乡XX村2号井首部612LWS-150XX乡XX村3号井首部625LWS-150XX乡XX村4号井首部680LWS-150XX乡XX村5号井首部446LWS-150经计算项目区典型水泵选型为250QJ230-80/4潜水电泵；其配套电动机功率为首部名称灌溉面积动水位泵扬程机井流量（m3/h）XX镇XX村1号井首部33545XX镇XX村2号井首部45642XX镇XX村3号井首部48442XX镇XX村4号井首部3356445XX镇XX村5号井首部45042XX镇XX村6号井首部37145XX镇XX村7号井首部37045XX镇XX村8号井首部4256090G200XX镇XX村9号井首部43542XX镇XX村10号井首部58760200XX镇XX村11号井首部7786090G230XX镇XX村12号井首部6926090G230XX镇XX村1号井首部5226063XX镇XX村2号井首部8836090G230XX镇XX村3号井首部65760200XX镇XX村4号井首部4846063XX镇XX村5号井首部7948090G230XX镇XX村6号井首部3356445XX镇XX村7号井首部7598090G230XX镇XX村8号井首部5546063XX镇XX村1号井首部6716063XX镇XX村2号井首部68160200XX镇XX村3号井首部34642XX镇XX村4号井首部69242XX镇XX村5号井首部7126090G230XX镇XX村6号井首部56442XX镇XX村7号井首部8396090G230首部灌溉面积动水位泵扬程机井流量名称（m3/h）XX乡牛XX村1号井首部42745XX乡牛XX村2号井首部5606063XX乡XX村1号井首部35963XX乡XX村2号井首部5746063XX乡XX村3号井首部8436090G200XX乡XX村1号井首部5296063XX乡XX村2号井首部6126063XX乡XX村3号井首部6256063XX乡XX村4号井首部6806063XX乡XX村5号井首部4466063首部名称灌溉面积动水位泵扬程机井流量（m3/h）XX镇XX村1号井首部3158045XX镇XX村2号井首部45642XX镇XX村3号井首部48442XX镇XX村4号井首部3358045XX镇XX村5号井首部45042XX镇XX村6号井首部3718045XX镇XX村7号井首部3708045XX镇XX村8号井首部4258090G230XX镇XX村9号井首部43542XX镇XX村10号井首部58780200XX镇XX村11号井首部7788090G230XX镇XX村12号井首部6928090G230XX镇XX村1号井首部522609063XX镇XX村2号井首部8838090G230XX镇XX村3号井首部65780200XX镇XX村4号井首部484609063XX镇XX村5号井首部79490G230XX镇XX村6号井首部3558045XX镇XX村7号井首部75990G230XX镇XX村8号井首部554609063XX镇XX村1号井首部671609063XX镇XX村2号井首部68180200XX镇XX村3号井首部34642XX镇XX村4号井首部69242XX镇XX村5号井首部7128090G230XX镇XX村6号井首部56442XX镇XX村7号井首部8398090G230首部名称灌溉面积动水位泵杨程机井流量（m3/h）XX乡牛XX村1号井首部4278045XX乡牛XX村2号井首部560609063XX乡XX村1号井首部35984XX乡XX村2号井首部574609063XX乡XX村3号井首部8438090G230XX乡XX村1号井首部529609063XX乡XX村2号井首部612609063XX乡XX村3号井首部625609063XX乡XX村4号井首部680609063XX乡XX村5号井首部446609063系统运行时，各轮灌组的流量与压力比较稳定i——上游节点与计算节点之间管段的水头损失，m；管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失局部损失总损失地形差外径干管O862.28O-A20230236.42500.40.140.020.1622.01861.11A-B80230236.42500.40.550.080.630.0421.42861.07B-C80230236.42500.40.550.080.6322.16859.71C-D80230236.42500.40.550.080.6322.68858.56D-E80230236.42500.40.550.080.6323.27857.34E-F80230236.42500.40.550.080.630.222.84857.14F-G80230236.42500.40.550.080.630.0522.26857.09G-H80230236.42500.40.550.080.630.3722.00856.72H-I80230236.42500.40.550.080.630.6722.05856.0580230236.42500.40.550.080.630.4221.84855.63J-K80230236.42500.40.550.080.630.9222.13854.71K-L80230236.42500.40.550.080.630.1421.64854.57L-M8021.330.32152.60.40.070.010.080.0221.58854.55管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失地形差外径一分干A861.11A-A12042.660.65152.60.40.060.010.060.1722.12860.94A1-A26042.660.65152.60.40.170.030.190.2622.19860.68A2-A36042.660.65152.60.40.170.030.190.8122.81859.87A3-A46042.660.65152.60.40.170.030.190.4923.11859.37A4-A56042.660.65152.60.40.170.030.190.0822.99859.29A5-A66042.660.65152.60.40.170.030.190.1622.96859.14A6-A76042.660.65152.60.40.170.030.190.4523.22858.68A7-A86042.660.65152.60.40.170.030.190.7123.73857.98A8-A96042.660.65152.60.40.170.030.190.1923.73857.79A9-A102742.660.65152.60.40.080.010.090.3624.00857.43管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失局部损失总损失地形差外径二分干B861.07B-B12042.660.65152.60.40.060.010.060.4121.77860.66B1-B26042.660.65152.60.40.170.030.190.2921.87860.37B2-B36042.660.65152.60.40.170.030.190.3422.02860.03B3-B46042.660.65152.60.40.170.030.190.6922.51859.34B4-B56042.660.65152.60.40.170.030.190.3522.67858.99B5-B66042.660.65152.60.40.170.030.190.4022.88858.59B6-B76042.660.65152.60.40.170.030.190.1822.87858.41B7-B86042.660.65152.60.40.170.030.1923.80857.29B8-B96042.660.65152.60.40.170.030.190.6924.29856.60B9-B1042.660.65152.60.40.050.010.060.4124.64856.19管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失局部损失总损失地形差外径三分干C859.71C-C12042.660.65152.60.40.060.010.060.5122.60859.20C1-C26042.660.65152.60.40.170.030.190.2522.66858.95C2-C36042.660.65152.60.40.170.030.190.3622.82858.60C3-C46042.660.65152.60.40.170.030.190.4623.09858.14C4-C56042.660.65152.60.40.170.030.1924.13856.90C5-C66042.660.65152.60.40.170.030.190.1824.13856.71C6-C76042.660.65152.60.40.170.030.190.1224.05856.59C7-C86042.660.65152.60.40.170.030.190.3724.24856.22C8-C96042.660.65152.60.40.170.030.190.4324.47855.79C9-C1042.660.65152.60.40.040.010.040.5624.98855.23管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失局部损失总损失地形差外径干D858.56D-D12042.660.65152.60.40.060.010.060.1722.79858.39D1-D26042.660.65152.60.40.170.030.190.0922.69858.29D2-D36042.660.65152.60.40.170.030.190.2722.76858.03D3-D46042.660.65152.60.40.170.030.190.7123.28857.32D4-D56042.660.65152.60.40.170.030.190.5823.66856.74D5-D66042.660.65152.60.40.170.030.190.5123.98856.23D6-D76042.660.65152.60.40.170.030.190.0823.87856.15D7-D86042.660.65152.60.40.170.030.190.2023.88855.95D8-D96042.660.65152.60.40.170.030.1924.85854.79D9-D1042.660.65152.60.40.040.010.040.4425.24854.35管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失局部损失总损失地形差外径五分干E857.34E-E12042.660.65152.60.40.060.010.060.4023.60856.94E1-E26042.660.65152.60.40.170.030.190.2623.66856.69E2-E36042.660.65152.60.40.170.030.190.8224.29855.87E3-E46042.660.65152.60.40.170.030.190.0824.18855.79E4-E56042.660.65152.60.40.170.030.190.5124.49855.28E5-E66042.660.65152.60.40.170.030.190.1524.45855.13E6-E76042.660.65152.60.40.170.030.190.7224.97854.42E7-E86042.660.65152.60.40.170.030.190.5725.35853.84E8-E96042.660.65152.60.40.170.030.190.1525.31853.69E9-E1042.660.65152.60.40.040.010.050.1225.38853.57管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失局部损失总损失地形差外径六分干F857.14F-F12042.660.65152.60.40.060.010.060.0722.85857.07F1-F26042.660.65152.60.40.170.030.190.2522.90856.82F2-F36042.660.65152.60.40.170.030.190.2022.91856.62F3-F46042.660.65152.60.40.170.030.190.4523.17856.17F4-F56042.660.65152.60.40.170.030.190.2023.18855.97F5-F66042.660.65152.60.40.170.030.190.4023.39855.57F6-F76042.660.65152.60.40.170.030.190.6223.81854.95F7-F86042.660.65152.60.40.170.030.190.4824.10854.47F8-F96042.660.65152.60.40.170.030.1925.08853.29F9-F1042.660.65152.60.40.040.010.050.2625.30853.03管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失局部损失总损失地形差外径七分干G857.09G-G12042.660.65152.60.40.060.010.060.3822.58856.71G1-G26042.660.65152.60.40.170.030.190.6022.99856.11G2-G36042.660.65152.60.40.170.030.190.2223.02855.89G3-G46042.660.65152.60.40.170.030.190.4823.30855.41G4-G56042.660.65152.60.40.170.030.190.7223.83854.69G5-G66042.660.65152.60.40.170.030.190.5824.22854.11G6-G76042.660.65152.60.40.170.030.190.6024.63853.51G7-G86042.660.65152.60.40.170.030.190.9625.39852.55G8-G96042.660.65152.60.40.170.030.190.1325.33852.42G9-G1042.660.65152.60.40.040.010.050.0425.32852.38管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失局部损失总损失地形差外径八分干H857.09H-H12042.660.65152.60.40.060.010.060.3822.32856.71H1-H26042.660.65152.60.40.170.030.190.6022.73856.11H2-H36042.660.65152.60.40.170.030.190.2222.76855.89H3-H46042.660.65152.60.40.170.030.190.4823.04855.41H4-H56042.660.65152.60.40.170.030.190.7223.57854.69H5-H66042.660.65152.60.40.170.030.190.5823.96854.11H6-H76042.660.65152.60.40.170.030.190.6024.37853.51H7-H86042.660.65152.60.40.170.030.190.9625.13852.55H8-H96042.660.65152.60.40.170.030.190.1325.07852.42H9-H1042.660.65152.60.40.040.010.050.0425.06852.38管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失局部损失总损失地形差外径九分干I856.05I-I12042.660.65152.60.40.060.010.060.0222.00856.03I1-I26042.660.65152.60.40.170.030.190.4522.26855.58I2-I36042.660.65152.60.40.170.030.190.5822.65855.00I3-I46042.660.65152.60.40.170.030.190.8623.32854.14I4-I56042.660.65152.60.40.170.030.190.0923.22854.04I5-I66042.660.65152.60.40.170.030.190.1623.18853.88I6-I76042.660.65152.60.40.170.030.190.4723.47853.41I7-I86042.660.65152.60.40.170.030.190.2323.50853.18I8-I96042.660.65152.60.40.170.030.190.1823.49853.00I9-I1042.660.65152.60.40.040.010.050.8024.24852.20管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失局部损失总损失地形差外径十分干J855.63J-J12042.660.65152.60.40.060.010.060.1321.90855.50J1-J26042.660.65152.60.40.170.030.190.1221.83855.38J2-J36042.660.65152.60.40.170.030.190.6222.26854.76J3-J46042.660.65152.60.40.170.030.190.0722.14854.69J4-J56042.660.65152.60.40.170.030.190.6922.64853.99J5-J66042.660.65152.60.40.170.030.190.3122.75853.69J6-J76042.660.65152.60.40.170.030.190.2122.77853.47J7-J86042.660.65152.60.40.170.030.190.5323.11852.95J8-J96042.660.65152.60.40.170.030.190.5823.49852.37J9-J102042.660.65152.60.40.060.010.060.5323.96851.84管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失地形差外径十一分干K854.71K-K12042.660.65152.60.40.060.010.060.0022.07854.71K1-K26042.660.65152.60.40.170.030.190.3422.21854.37K2-K36042.660.65152.60.40.170.030.190.4522.47853.91K3-K46042.660.65152.60.40.170.030.190.4522.73853.47K4-K56042.660.65152.60.40.170.030.190.5923.12852.88K5-K66042.660.65152.60.40.170.030.190.4123.34852.47K6-K76042.660.65152.60.40.170.030.190.5923.74851.88K7-K86042.660.65152.60.40.170.030.190.3523.89851.53K8-K96042.660.65152.60.40.170.030.190.2823.98851.25K9-K1042.660.65152.60.40.080.010.100.1524.04851.10管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失地形差外径十二分干L854.57L-L12042.660.65152.60.40.060.010.060.4322.01854.14L1-L26042.660.65152.60.40.170.030.190.0521.86854.09L2-L36042.660.65152.60.40.170.030.190.3822.05853.71L3-L46042.660.65152.60.40.170.030.190.0721.92853.65L4-L56042.660.65152.60.40.170.030.190.2822.01853.37L5-L66042.660.65152.60.40.170.030.190.8722.68852.50L6-L76042.660.65152.60.40.170.030.190.1422.63852.36L7-L86042.660.65152.60.40.170.030.1923.78851.02L8-L96042.660.65152.60.40.170.030.190.3723.96850.65L9-L1042.660.65152.60.40.100.020.120.2724.11850.38管道名称管道长流量（m3/h)流速管径(mm)压力等级沿程损失(m)局部损失(m)总损失地形差外径十三分干M854.55M-M12042.660.65152.60.40.060.010.060.0921.61854.46M1-M26042.660.65152.60.40.170.030.1922.50853.38M2-M36042.660.65152.60.40.170.030.190.4122.72852.96M3-M46042.660.65152.60.40.170.030.190.4723.00852.49M4-M56042.660.65152.60.40.170.030.190.9123.72851.58M5-M66042.660.65152.60.40.170.030.190.4323.96851.15M6-M76042.660.65152.60.40.170.030.190.1923.96850.96M7-M86042.660.65152.60.40.170.030.190.2724.03850.69M8-M96042.660.65152.60.40.170.030.190.4924.33850.20M9-M1042.660.65152.60.40.090.010.110.0124.23850.19灌水小区中的灌水器最大工作压力水头为hmax=10.51m，最小工作压力水头hv=（hmax-hmin）/h×100%=(10.51-10.22)/10×100%=事项里加上尽量慢速关闭阀门，以便人为地使关分干管、干管均为地埋管。管槽开挖断面取梯形，管径D≤200m，管槽底部1.2m，阀门地下设置支墩，支墩用C20混凝土衬砌，混凝土镇底。H泵=h泵+ΔZ+f进主要为干旱季节进行补灌，灌溉时间可选择农作物灌溉空闲时段，一年灌溉51m2m3m4m1个2m3m4m1米2米3米4米5米6个7个8个9个个个个个个个个个个三通套3″套套套米套个Q=230m/h台Q=230m/h，H=80mQ=230m/h台一1234二1个2341米2米3米4米5米6个7个8个9个个个个个个个个个个个个个个个个个个个个个个套3″套套套米套个Q=125m/h台Q=140m/h台Q=160m/h台Q=200m/h台Q=230m/h台台Q=140m/h，H=84台Q=160m/h，H=72台Q=160m/h，H=90台Q=200m/h，H=80台Q=230m/h，H=805施工组织设计项目区内交通道路网较完善，县乡公路、乡与乡公路覆盖率达到98%，项目2）施工前应检查图纸、文件等是否齐全，4）施工前应严格按照工期要求制定计划，确保工8）砌筑完毕应待砌体砂浆或混凝土凝固达到设9）在施工过程中应做好施工记录。对隐蔽工程进入下道工序施工。全部工程完毕后应及时绘制竣工为1.8m，宽度上口0.95—1.2m，底超挖不小于10cm。对不符合设计要求的地方应进行处理，如果局部超挖，需镇墩采用C120F200素砼浇筑，镇墩基础应垫30cm厚的砂砾石垫层。要求。混凝土的拌和时间应根据塌落度确定，一般不宜少于1.5min。从拌成到开始浇筑，根据经验，以不超过45min为宜。混凝土温度一般控制范围在15℃拭干净，然后在承口内侧和插口外侧涂刷粘合剂并立即管沟用原土回填，采用机械为主辅以人工回填，夯实度不小于90%；夯填土2）先打开一个轮灌组的各支管进口闸阀和末端堵头，关闭干管末端阀门。时间工程阶段2013年上旬中旬下旬上旬中旬下旬上旬中旬下旬上旬中旬下旬上旬中旬下旬上旬中旬下旬上旬中旬下旬项目前期工作地面管及管件的安装首部系统安装及机井配套完成灌溉系统的试运行项目竣工验收小组要适当吸收XX县党政及水利和发改等部门参加。在招标过程中，对当地农短工期、提高效益。.任何方式非法干预招标活动，严禁无资质证书√√√√√√√√√√√建设单位盖章:6)召开标会前，组织投标单位进行现场勘6工程管理本项目应当按照国家规定的程序和国家批准的本次规划工程实行竣工验收制。工程建成后项目单位应及时进行总结和自（1）工程建设总结报告（应包含：项目设计审批、招标投标、物资采购、由村民民主理财小组指定专人（2人以上）负责收取，收取