滴灌系统的组成与规划设计(定稿)

滴灌系统的组成与规划设计(定稿)

膜下滴灌系统的组成与规划设计The Component and Design of Drip Irrigation Systemunder Mulch Film

何林望 He Linwang国家节水灌溉工程技术研究中心(新疆)National Center of Efficient Irrigation Engineering and Technology Research-XinJiang

滴灌系统的组成与规划设计(定稿)

1、膜下滴灌系统的组成 Component of Drip Irrigation System under Mulch Film

水源工程 Water source project 首部枢纽 Head of pivot 输配水管网 Pipe networks for water transportation 滴头及控制测量和保护装置 Emitters, pressure regulator, measuring meter and protection devices

滴灌系统的组成与规划设计(定稿)

1.水源 Water Source 2.水泵 Pump 3.供水管 Water Supply Pipe

4.蓄水池 Pond 5.逆止阀 Backflow Prevention Device 6.施肥开关 Fertilizer valve 7. 灌水总开关 Irrigation Head Valve 13. 滴头 Emitter 14. 毛管(滴灌带) Lateral ( Drip line ) 15.滴灌 支管Manifold 16.尾部开关(电磁阀) Zone Valve(Electrical valve) 17.冲洗阀 Flush Valve 18肥料罐 Fertilizer Tank 19.肥量调节阀 Fertilizer Regulator 20.施肥器 Fertilizer Injector 21.干管Main Line

滴灌系统的组成与规划设计(定稿)

滴灌系统的组成与规划设计(定稿)

submersible pump pump centrifugal pump line pump different pressure Center venturi upjer position with wide open centrifugal screen filiter device sand media disc filter PVC pipe with 0.4MPa work pressure mainline PVC pipe with 0.6MPa work pressure PE Nano pipe with thin wall pipe network submain PE pipe with thick wall non-reuseable lateral reuseable drip tape drip line/type integral dripline PC dripline joints water meter control element accessories value pressure gauge air inlet value air relief value protect element reelucing value regulation value fertilizer injector pot inject

Tianye drip irrigation system

滴灌系统的组成与规划设计(定稿)

2、膜下滴灌系统设备Equipment of Drip Irrigation System under Mulch Film

滴灌系统的组成与规划设计(定稿)

2.1滴灌管(带) Drip line (tape)

内镶式滴灌带 单翼迷宫式滴灌带 drip tape with labyrinth along integral drip line with internally attached emitters the strip 压力补偿式滴头 pressure compensating drip line

滴灌系统的组成与规划设计(定稿)

柱状滴头Columnar drip tape

微喷带 Micro spray tape

压力补偿式滴头

微喷

Pressure compensating drip tape

Micro-sprinkle

滴灌系统的组成与规划设计(定稿)

2.2输配水管道 Pipes for water transportationPVC干管 PVC Main pipe

滴灌系统的组成与规划设计(定稿)

PE支管、辅管 PE Submain Line pipe and Feeder Line pipe

滴灌系统的组成与规划设计(定稿)

2.3首部控制枢纽 Head Control水泵 Pump

滴灌系统的组成与规划设计(定稿)

过滤设备 Filtration device1 2

3

4 5

8

7

6

1.出水口 Water outlet 2.进水口 water inlet 3.罐 体 tank 4.接砂口 sand inlet 5.排砂口 sand outlet 6.支 架 support 7.接砂罐 sand-in pot 8.冲洗口 flushing outlet

离 心式 过滤器Centrifugal Filter

滴灌系统的组成与规划设计(定稿)

Centrifugal Filter

滴灌系统的组成与规划设计(定稿)

网式过滤器 Screen Filter

滴灌系统的组成与规划设计(定稿)

离心网式过 滤器组合United Centrifugal Filter and Screen Filter

滴灌系统的组成与规划设计(定稿)

砂石过滤器 Sand Filter

滴灌系统的组成与规划设计(定稿)

工作原理 Operating Principle Inlet

Shelf Body

Filter Medium

Outlet

滴灌系统的组成与规划设计(定稿)

叠片式过滤器

Disc Filter

滴灌系统的组成与规划设计(定稿)

施肥罐：Fertilizer Tank

滴灌系统的组成与规划设计(定稿)

3.膜下滴灌系统的规划设计Project Plann

ing and Design of Drip Irrigation System under Mulch Film3.1规划的基本原则 Basic principle of project planning 滴灌工程的规划应与农田基本建设规划相结合 Project of drip irrigation should consider the basic construction of farmland. 近期需要与远景发展规划相结合

Requirement in the near future should connect with development in the future. 滴灌工程的规划应综合考虑工程的经济、社会和生态效益。

Project of drip irrigation should take into account benefits of economic, social and ecology.

滴灌系统的组成与规划设计(定稿)

3.1.2规划的内容 Contents of project 勘测收集基本资料 Survey and collect basic data 论证工程的必要性和可行性 Evaluate necessity and feasibility of project

确定工程的控制范围和规模Ascertain controlling area and scope of project 选择适当的取水方式 Choose proper fetching water mode

滴灌系统选型 Choose drip irrigation system 工程布置 Project disposal 做出工程概算 Work out project budgetary estimates