Dayuan Pumps provides versatile and robust pumping solutions for both livestock farming and marine aquaculture. Their product range includes solar-powered options for remote watering, corrosion-resistant pumps for saltwater use, and solids-handling models for managing wastewater. Their focus on durable construction and customization makes them a strong candidate for agricultural and aquaculture water management needs. For optimal selection, it's recommended to consult directly with Dayuan to match specific operational requirements like flow rate, head, and water quality conditions .

6 products

Comparison of Select Dayuan Pumps for Livestock and Aquaculture

Application Recommended Series/Model Key Features Power Range
Livestock Watering Solar DC Deep Well (3SEC) Off-grid solar operation, stainless steel construction 0.4HP - 2HP
Livestock Watering Submersible (QDX) For clean water, max immersion 5m, IP68 protection 0.25kw - 2.6kw
Marine Aquaculture Circulation (DSWm) Filters water with suspended solids, all-copper motor 0.37kw - 1.5kw
Marine Aquaculture Submersible (WQD/WQ) Handles dirty water & sewage, high flow design Not specified

FAQ

What is the Applications and Needs for Water pumps in both livestock and aquaculture settings?

  • Livestock Watering: The primary goal is to provide a consistent and clean water supply for animals. Solar-powered pumps are particularly beneficial here, offering an eco-friendly and economical solution for remote pastures without grid access. They ensure livestock have access to water, which is crucial for health, as water regulates body temperature and aids digestion and nutrient absorption .
  • Aquaculture Operations: Needs are more complex and involve:Water Circulation: Preventing stagnation in ponds or tanks .Water Intake/Transfer: Moving large volumes of freshwater, seawater, or brackish water into the system or across distances .Recirculating Aquaculture Systems (RAS): A key method for sustainable fish farming, requiring pumps to move water through filtration and disinfection systems to maintain optimal water quality .Handling Waste & Solids: Transferring water containing fish waste, offal, and other organic solids .Live Fish Handling: Gentle pumping methods are needed to avoid injuring fish .

How to selecting the Right Pump Type?

The choice of pump is critical and depends entirely on the specific application. The search results highlight several key types:

  • Centrifugal Pumps: The most common workhorses in aquaculture due to their high efficiency, simple design, smooth flow, and ease of maintenance. They are used for recirculation, water intake, and supply .Horizontal Centrifugal Pumps: Favored for their ease of maintenance and installation .Vertical Inline Centrifugal Pumps: Ideal where floor space is limited due to their compact footprint .Vortex Impeller Pumps: Designed to handle dirty water with debris and large solids (e.g., fish waste) without clogging, as solids pass through without contacting the impeller directly .Grinder Impeller Pumps: Used to macerate larger organic solids and waste before pumping, preventing clogs in downstream piping .
  • Multistage Pumps: Selected for applications requiring high pressure, such as transferring water over very long distances or supplying water for rinsing drum filters in RAS. They are energy-efficient for high-head duties but cannot handle solids .
  • Vertical Immersion (Shaft) Pumps: A reliable alternative to submersible pumps for emptying tanks, reservoirs, or sumps. The motor stays above fluid, making it less prone to seal failures and easier to maintain .
  • Solar Submersible Pumps: Essential for livestock watering in remote areas. They operate on DC power generated by solar panels, making them independent of the electrical grid. Systems must be sized correctly based on daily water requirements and lift (total vertical distance to push water) .

What is the critical Selection Factors?

Beyond pump type, these factors are crucial for a successful installation:

  • Material Compatibility: Pump materials must be compatible with the fluid (freshwater, saltwater, brackish water) and not leach substances harmful to aquatic life (e.g., certain metals can be toxic to crustaceans and hatchlings) . Corrosion-resistant materials like super duplex stainless steel are often specified for seawater applications .
  • Performance Specifications: Determine the required flow rate (e.g., based on livestock numbers or system turnover rate), pressure/head (vertical lift + horizontal distance friction loss), and whether solid handling capability is needed .
  • Reliability & Efficiency: Downtime can be catastrophic. Choose high-quality pumps designed for continuous (24/7) operation with extended maintenance intervals. Energy efficiency is vital for reducing operational costs, especially in power-intensive RAS .
  • Lift Calculations (For Livestock): Accurately calculating the total dynamic head is the most important step for a solar livestock pump system. The formula is: H = h1/10 + h2 + h3/10 + h4, where h1 is the underwater lift, h2 is the lift above water, h3 is the horizontal distance, and h4 is the tank height .

Is there any Additional Systems for Aquaculture?

Modern aquaculture, especially RAS, relies on more than just pumps.

  • UV Disinfection Systems (e.g., DESMI AquaShield): UV systems are used to neutralize harmful pathogens, viruses, and bacteria in the water flow. This is critical for reducing disease outbreaks and fish mortality, promoting a healthier stock and a more profitable operation .
  • IoT Integration: Advanced systems offer IoT monitoring (e.g., DESMICloud). This allows managers to remotely monitor pump performance, water flow, and UV system status in real-time, enabling proactive maintenance, troubleshooting, and optimization of the entire system's efficiency .