Description
When it comes to pumping water from boreholes, Solar Water Pumps for Boreholes are becoming an increasingly popular choice. These pumps are powered by solar energy, making them an eco-friendly and cost-effective option for many people in Kenya.
Solar water pumps are perfect for remote areas where electricity is not available and are a great solution for irrigation, livestock watering, and even supplying water for homes.
Solar Water Pumps for Boreholes, the different types of pumps available, some of the top brands, and how much they cost. We will also look at their performance curves and provide a datasheet to help you understand their capabilities better.
What Are Solar Water Pumps for Boreholes?
Solar Water Pumps for Boreholes are specially designed to use solar energy to pump water from deep underground. Unlike traditional electric or fuel-powered pumps, these pumps rely on solar panels to generate the necessary power to operate. This makes them an excellent choice for areas with limited access to electricity or where electricity costs are too high.
The solar energy is collected by solar panels and converted into electricity. This electricity is then used to power the water pump, which moves water from the borehole to where it is needed.
Types of Solar Water Pumps for Boreholes
There are several types of Solar Water Pumps for Boreholes, each designed for different needs. Below are the most common types:
1. Submersible Solar Water Pumps
These pumps are placed directly into the water of the borehole. They are ideal for deep boreholes because they can pump water from great depths. Submersible solar water pumps are highly efficient and can deliver water at high pressures.
2. Surface Solar Water Pumps
Surface pumps are installed above the ground and are used for shallow boreholes. These pumps are perfect for applications where the water table is not very deep. They are typically less expensive than submersible pumps and are easy to maintain.
3. DC Solar Water Pumps
These pumps use direct current (DC) electricity from solar panels. They are very efficient and can be used for a variety of applications. DC solar pumps are commonly used for small to medium-scale water pumping operations.
4. AC Solar Water Pumps
AC solar water pumps use alternating current (AC) electricity, which is typically converted from DC power generated by the solar panels. These pumps are more suitable for larger-scale water pumping operations.
Brands of Solar Water Pumps for Boreholes
When it comes to choosing a Solar Water Pump for Boreholes, it’s important to consider the brand. Some brands have a reputation for producing high-quality and durable solar pumps. Here are a few popular brands to consider:
1. Grundfos
Grundfos is a well-known brand that produces high-quality solar water pumps. Their SQFlex range is especially popular for boreholes and is known for its durability and efficiency. Grundfos solar pumps are available in different sizes and capacities to meet the needs of various applications.
2. Shurflo
Shurflo is another trusted brand that produces solar water pumps. They offer a variety of models designed for both deep and shallow boreholes. Shurflo pumps are easy to install and maintain, making them a popular choice for both residential and agricultural use.
3. C.R.I
C.R.I is a leading manufacturer of solar-powered water pumps and has a strong presence in the market. Their solar water pumps are designed for high performance, even in remote locations. C.R.I pumps are suitable for a variety of applications, including boreholes, irrigation, and livestock watering.
4. Empower
Empower is a brand that specializes in solar pumps and related products. Their solar water pumps are efficient and designed for long-lasting use in boreholes. Empower pumps are known for their ability to operate in harsh environments.
Prices of Solar Water Pumps for Boreholes
The price of Solar Water Pumps for Boreholes can vary depending on the type, brand, and size of the pump. On average, you can expect to pay between KSh 100,000 and KSh 500,000 for a good quality solar water pump.
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Submersible solar water pumps: KSh 150,000 to KSh 500,000 depending on capacity and brand.
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Surface solar water pumps: KSh 100,000 to KSh 300,000 depending on the model.
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DC solar water pumps: KSh 100,000 to KSh 350,000 depending on capacity.
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AC solar water pumps: KSh 200,000 to KSh 400,000 depending on capacity.
It is important to note that while the initial cost of installing a solar water pump might be higher than traditional pumps, the long-term savings on electricity and fuel costs make it a more affordable option over time.
Performance Curves of Solar Water Pumps for Boreholes
Performance curves help to understand the efficiency of a solar water pump. These curves show the relationship between the flow rate and the head (or depth of the borehole). Here is a basic performance curve for a typical solar submersible water pump:
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Flow Rate (L/min): The amount of water the pump can move per minute.
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Head (m): The height to which the pump can lift the water.
As the head increases (i.e., the water is deeper), the flow rate typically decreases. Therefore, it is important to select a pump that can handle the specific depth and flow requirements of your borehole.
Sample Performance Curve:
Flow Rate (L/min) | Head (m) |
---|---|
50 | 15 |
45 | 20 |
40 | 25 |
30 | 30 |
20 | 35 |
The performance of the solar water pump will depend on the solar panel size, the depth of the borehole, and the amount of sunlight available.
Key Takeaways
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Solar Water Pumps for Boreholes are an excellent choice for pumping water from deep underground, especially in areas with limited access to electricity.
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There are different types of solar water pumps, including submersible, surface, DC, and AC pumps, each suitable for specific needs.
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Popular brands include Grundfos, Shurflo, C.R.I, and EMPOWER, known for producing reliable solar pumps.
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Prices for solar water pumps typically range from KSh 100,000 to KSh 500,000, depending on the type, brand, and size.
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Performance curves can help you select the right pump by showing the relationship between flow rate and head.
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