Solar Milling Small-Scale System

Target SDGs

Target Users (Target Impact Group)

Household, Community, Small and Medium-sized Enterprises

Distributors / Implementing Organizations

Solar Milling SL.

Competitive Landscape

Direct competitors include Maya Pedal Bicycle Mill.

Regions

Africa

Countries

Malawi, Niger, Senegal

Manufacturing/Building Method

Make to order, Solar milling small-scale system is supplied as a set with a single or twin mill configuration.

Intellectural Property Type

Select Type

User Provision Model

This product can be purchased directly from Solar Milling.

Distributions to Date Status

90 units in rural Africa interview with representative

Design Specifications

The Solar Milling Small-Scale system is supplied as a set with two different configurations available:

Option 1: Single Mill
1.) One Stone Mill machine, 1 Hp motor, and 500 mm stone.
2.) Photovoltaic Modules: 16 units of 100Wp Polycristalline Si.*
3.) Control panel to drive the stone mill.
4.) Electrical cables and accessories. Plug and play.
5.) Wooden box for mill transportation and user manual (English and French).
* Holder structure for solar modules to be made locally

Option 2: Twin Mills
1.) Two Stone Mill machines, 1 Hp motor each, and 500 mm stones.
2.) Photovoltaic Modules: 11 units of 250Wp Polycrystalline Si. *
3.) Control panel to drive the stone mills.
4.) Electrical cables and accessories. Plug and play.
5.) Wooden box for mills transportation and user manual (English and French).

The Stone Mill is based on pure granite 500 mm stones and equipped with standard three-phase asynchronous motor 230/400V 50 Hz.

Product Schematics

Technical Support

The Solar Milling Small-Scale System can be purchased directly from Solar Milling SL.

Replacement Components

All spare parts are available from the Solar Milling company, although some can be locally found in any country.

Lifecycle

The solar modules are guaranteed to retain 90% of peak power performance for 25 years. The milling component is maintenance free, and is claimed to be very long lasting.

Manufacturer Specified Performance Parameters

Stone Mill output production (per machine)

Small-Scale set includes one or two mill machines depending on the chosen configuration.

Wheat: 35 – 150 kg/hour
Maize: 35 – 150 kg/hour
Barley: 30 – 110 kg/hour
Millet: 25 kg/hour
Teff: 40 kg/hour
Sorghum: 35 kg/hour

Vetted Performance Status

Unknown

Safety

To avoid risk of electrical shock, all connectors are isolated. You’ll never be in touch with live electrical parts. The earth rod provided is highly recommended to be installed before the operation, to keep the entire equipment safe.

Complementary Technical Systems

None

Academic Research and References

Compliance with regulations

This machine is made in the EU and is CE certified.

Other Information

• A medium-scale system is also available for purchase.
• The stone mill machine is connected to a control panel, which is powered by the photovoltaic modules through electrical cables and other accessories in a plug and play manner.