Smart Agricultural Irrigation System Solution

Smart Agricultural Irrigation System Solution

Construction Background

Water‑saving irrigation is critical for agricultural development. Water scarcity has become a major bottleneck restricting sustainable economic development across the globe. Agricultural water consumption accounts for approximately 80% of total water usage worldwide. However, low irrigation efficiency leads to severe water‑resource waste. Optimizing agricultural irrigation can cut energy and operating costs, boost agricultural productivity and product quality, and protect the ecological environment.

Based on the above‑mentioned background, we has developed a smart agricultural irrigation system leveraging IoT technology, automatic control technology, computer technology and wireless communication technology.

Industry Challenges

Manual irrigation: Heavy manual work for field water delivery, low operating efficiency.

Manual data logging: Manual on‑site recording of farmland environmental data, time‑consuming and prone to human error.

Delayed environmental monitoring: Cannot capture real‑time changes of farmland growing conditions.

Undetected equipment failures: Irrigation device faults cannot be found in a timely manner, affecting normal irrigation work.

Water resource waste: Blind irrigation leads to excessive water consumption and low water‑use efficiency.

System Introduction

The smart agricultural irrigation system conducts real‑time monitoring of farmland parameters including ambient temperature, humidity, light intensity and soil moisture. It analyzes sensor data to realize intelligent irrigation management.

Application Advantages

1. Intelligent Irrigation Free from fixed timing and fixed‑volume constraints. Water supply is triggered on‑demand with flexible irrigation mode switching. It fits diverse scenarios including greenhouses, terraced orchards, flower‑vegetable plantations, large‑scale farmland and landscape greening.
   
2. Water and Fertilizer Saving Real‑time data is collected by online sensors. Sprinkler and drip irrigation deliver water directly to crop root zones. While meeting crop water demand, the system can reduce water consumption by more than 50%.
   
3. Labor Reduction The intelligent irrigation control system eliminates manual valve and water‑pump operation. One operator can manage irrigation for hundreds or even thousands of acres of farmland, cutting labor input by over 90%.
   

System Topology

The system adopts layered architecture: end‑sensors collect on‑site agricultural environment data; data is transmitted via gateway through 5G/4G/Ethernet to the smart agriculture cloud platform. Users access the platform via APP, PC terminal or large data screen. Remote automatic / manual control is realized for field valve controllers.

Hardware Introduction

Sensors

1. Ambient Temperature‑Humidity Sensor (Model: HS‑HJ‑*) This sensor adopts wireless transmission to reduce wiring work. It collects real‑time air temperature and humidity data with ultra‑low power consumption and wide signal coverage. It supports data logging, featuring high accuracy, reliability, stability and sensitivity.
   

Specifications

• Temperature measuring range: ‑40 ~ 125 °C
  
• Temperature accuracy: ±0.2 °C
  
• Humidity measuring range: 0 ~ 100 %RH
  
• Humidity accuracy: ±2.0 %RH
  
• Response time: 5‑8 s
  

1. Soil Moisture Collector (Model: HS‑TH‑*) Wireless‑enabled soil sensor. Its electrode is made of specially treated stainless steel, with low sensitivity to soil salinity. It can be buried permanently underground. The probe features electrolysis resistance, corrosion resistance and full waterproof performance.
   

Specifications

• Soil moisture range: 0‑100%
  
• Moisture accuracy: ±2% (0‑50%); ±3% (50‑100%)
  
• Soil temperature range: ‑40 ~ 80 °C
  
• Temperature accuracy: ±0.5 °C @25 °C
  
• Response time: 5 s
  

1. Illuminance Collector (Model: HS‑IN‑*) Low‑power‑consumption illuminance measuring device equipped with high‑precision light‑sensing chip. It offers strong anti‑interference communication performance. Built‑in battery power supply removes field‑wiring requirements for installation.
   

Specifications

• Illuminance range: 0‑200 000 Lux
  
• Illuminance accuracy: ±7% @25 °C
  
• Response time: 0.1 s
  

General Hardware Features

1. High precision & stable performance: High‑sensitivity probe for stable signal and wide measuring range.
   
2. Dual power supply options: 3.6 V lithium‑thionyl battery (replaceable) or external power supply.
   
3. Real‑time monitoring: Continuously collect data from multiple measuring points for full‑condition awareness.
   
4. IP65 dust‑proof & water‑proof: Industrial‑grade enclosure with glue‑sealed probe for harsh‑field adaption.
   

General output signal: LoRa; Operating environment: ‑20 °C ~ +60 °C; Protection grade: IP65.

Valve Controller (Model: HS‑VC‑*)

Low‑power pulse valve controller with wireless communication for long‑distance transmission and strong penetration. It supports battery or external power supply. With 3‑4 irrigation cycles per day, battery life can reach 3‑4 years. It supports remote manual, automatic and timing control via cloud platform to achieve precise linkage irrigation. Heavy‑duty on‑site cable‑laying work is avoided.

Core Features

• Response within 2 seconds
  
• No on‑site wiring required
  
• Communication distance up to 3000 meters
  
• Remote manual switch / auto‑mode / timing mode supported
  

Platform Introduction

The smart agricultural monitoring platform integrates monitoring functions for meteorology, soil, irrigation and crop growth. Authorized users can log in across multiple terminals. It delivers real‑time monitoring data, historical‑data curves and alarm notifications to managers via PC and mobile devices, facilitating timely maintenance and improving system stability.

Platform Functions

1. Large‑screen Visualization Auto‑refresh screen for rolling display of all connected device status and data.
   
2. Real‑time Monitoring Map‑based display of device location and online status for convenient field‑condition overview.
   
3. Intelligent Control Remote manual or automatic valve switching via web browser without site visits.
   
4. Historical‑data Query Retrieve historical records by selecting station, device and time period.
   
5. Alarm Configuration Automatic alarm triggers when measured values exceed preset thresholds; alarm records can be traced.
   
6. Hierarchical Permission Management Multi‑account management structure: one main account with multiple sub‑accounts; differentiated access rights for different‑level users.
   

Mobile‑phone Terminal

After logging into the account on mobile phones, users can view real‑time device data anytime anywhere. One‑tap device control is available. It supports fault alarms, offline alerts, real‑time data viewing and historical‑data review.

Application Scenarios

• Large‑scale farmland
  
• Landscape & horticulture
  
• Lawn irrigation