Industry
Agriculture
Irrigation, dam pumping, and rural water supply systems.
Agricultural pumping applications require robust, low-maintenance equipment that can handle variable water sources, abrasive particulates, and remote operation with minimal supervision.
Industry Challenges
What makes agriculture applications demanding
Abrasive water sources
Dam, bore, and channel water contains sand, silt, and organic matter that causes rapid wear of pump impellers and valve seats without adequate filtration.
Remote and unattended operation
Agricultural pump stations are often located far from operators. Equipment must be reliable, self-protecting, and capable of automated start/stop without on-site supervision.
Seasonal flow variation
Irrigation demand varies dramatically with crops, seasons, and weather. Fixed-speed systems waste energy and cause pressure surges during demand changes.
Backflow and prime loss
Pump installations drawing from open water sources are prone to prime loss and backflow when stopped, causing repeated dry-run events and impeller damage.
Single pump irrigation skid — typical rural water supply arrangement
RDJ Engineering Solutions
How we solve these problems
Pre-filtration and strainer systems
Disc filters and foot valve strainers remove sand and debris before they reach pump internals, dramatically extending service intervals and impeller life.
Components involved
VFD pressure control
Variable frequency drives maintain constant system pressure regardless of demand, reducing energy consumption and eliminating pressure surges across irrigation zones.
Components involved
Foot valve and non-return protection
PVC and stainless foot valves with integral strainers maintain pump prime and prevent backflow on shutdown, protecting pump from dry-run and water hammer events.
Components involved
Automated zone control
Solenoid valves with timer or PLC-based control enable automated irrigation scheduling across multiple zones without manual intervention.
Components involved
Flow and volume metering
Irrigation water meters with pulse output enable accurate allocation tracking, billing, and integration with farm management systems for compliance and water budgeting.
Components involved
Pressure regulation
Inline pressure regulators protect drip and micro-irrigation systems from overpressure, ensuring uniform distribution across long lateral runs and varying topography.
Components involved
Request a system for your application
Describe your process requirements and we will prepare a detailed pump skid scope and indicative budget.