Moisture Meter for Grains and Seeds – UmiGrain

The In-line Moisture Meter for Grains, UmiGrain, is the Marrari solution for measuring the in-line moisture for grains and their derivatives.

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Medidor de Umidade para Grãos e Sementes

WHAT IS THE MOISTURE METER FOR GRAINS AND SEEDS UmiGrain?

The in-line moisture meter for grains and seeds, UmiGrain, is Marrari’s solution for continuous moisture content measurement in grains and seeds before, during, and after the drying process. It uses robust sensors that analyze the dielectric stiffness of the medium, which is correlated with the moisture content of the product. Simple, robust, and comprehensive. Its technology provides the moisture content of the entire grain and seeds, not just their superficial part.

WHY USE UmiGrain IN MY PRODUCTION LINE?

The reasons for using high-performance and reliable moisture sensors are many: ensuring the quality of grains and seeds (avoiding surface cracks that allow the development of fungi, which disqualify them for certain applications), preventing mass loss and its consequent financial damage, avoiding the loss of stored grains and seeds due to excess moisture (fungus and bacteria growth), and avoiding penalties in commercialization due to excess moisture.

With Marrari’s UmiGrain, it is possible to continuously monitor and record the quality parameters of final products. This ensures that product quality is consistently maintained and documented. While laboratory control measurements are still necessary, they can be performed less frequently. The measurement data, which is stored, can be accessed at any time, providing proof of quality and traceability of the production process.

These reasons become even more critical when used in seed drying lines.

Where can measurement sensors be installed?

The strategic installation of moisture sensors in a grain drying and storage plant is essential for optimizing the process, ensuring the quality of the final product, and reducing losses. Marrari’s UmiGrain, an inline moisture meter for grains and seeds, offers real-time measurements, enabling precise control at every stage of processing. Below, we highlight the key locations where the installation of a moisture sensor can be highly beneficial:

  1. Grain Intake at the Plant (Reception):
    At reception, monitoring the moisture of the grains is crucial to assess the need for drying. Installing a sensor at this point allows for immediate detection of initial moisture, aiding in decision-making regarding the duration and intensity of the drying process. It also ensures that grains are not stored with excess moisture, which could cause deterioration.
  2. Dryer Outlet:
    Measuring moisture at the dryer outlet is vital to ensure that the grains meet the desired standards before being moved to storage. When installed at this point, it allows for real-time adjustments to the drying process, preventing both over-drying and under-drying, which can negatively impact grain quality.
  3. Transfer Line to Storage:
    During the transfer of grains from the dryer to storage silos, it is important to monitor moisture to ensure it remains stable. The sensor can be installed along this transfer line to detect and correct any unwanted variations quickly, preventing grains with inadequate moisture from entering the silos.
  4. Silo Entry:
    Before the grains enter the silos, a final moisture check is recommended. This helps ensure that only grains with the correct moisture content are stored, preserving product quality during the storage period. Installing a UmiGrain at the silo entry allows for this final verification, preventing potential fermentation or spoilage issues.
  5. Shipment Point:
    Before the grains are shipped to their final destination, a last moisture control can be performed to ensure that the delivered products meet quality requirements. When installed at the shipment line, it can provide this final check, ensuring that the grains maintain their quality until delivery.

HOW DOES UmiGrain WORK?

The entire product, when passing through the measurement area, enters an electric field created by the sensor (2 and 3). The moisture present in grains and seeds—internal and superficial moisture—causes a disturbance in the field.

Medidor de Umidade para Grãos e Sementes - UmiGrain

This disturbance is analyzed in real-time by the sensor processor (1), correlating it with the moisture content of the material. In this way, hundreds of analyses are performed in fractions of a second, ensuring the accuracy and reliability of the results.

HOW IS UmiGrain SO ACCURATE?

The accuracy of measurements is achieved by observing various factors: measurement principle, sensor stability, analysis speed, number of readings, statistical calculation algorithms, precise calibration curves, and software features for continuous calibration improvement—Tracker software.

For example, the number of moisture control samples:

  • Normal process: 2 readings per hour (0.5kg/h)
  • UmiGrain: 18,000 readings per hour (180kg/h)

This means that UmiGrain analyzes a quantity of grains and seeds that is 360 times greater than conventional analysis! Moreover, the analysis by UmiGrain is continuous, not punctual.

IF I WANT TO BUY THE METER WITH A READY RECIPE FOR MY PRODUCT?

Apart from creating recipes (calibrations) specifically for your grain or seed, the meter is already verified and compatible with various products such as:

  • Soybeans
  • Rice
  • Beans
  • Sorghum
  • Barley
  • Wheat
  • Peanuts

And hundreds more.

Just send a sample of your product to us at Marrari. Specifically, to Umilab, where we will create a specific recipe for you based on the laboratory assay!

Contact us to learn more!

WHAT ARE SOME OF THE GAINS ACHIEVED WITH THE Moisture Meter for Grains and Seed UmiGrain?

Many, some of them:

  • Marrari technology, which means local and fast support.
  • Avoiding mass loss due to excessive drying. A 1% reduction in moisture beyond the desired value means a loss of 1000kg of product for every 100 tons. It’s easy to calculate the DAILY loss for a 100t/h dryer operating 24h: 24,000 kg or 400 bags of product.
  • Avoiding product losses caused by fungi and bacteria that develop when the moisture content is high. This loss is difficult to calculate as it may represent part of a silo or the entire silo.
  • Avoiding discounts applied to the commercialization of the product when the moisture content is above the standard. This discount varies from buyer to buyer. For example, for every 1% excess moisture, the buyer applies a 2% discount on the product. Thus, a grain delivered with 4% moisture above the standard will suffer an 8% discount.
  • Proven optimization of performance and increased speed in the grain drying process.
  • Analog and digital outputs for integration with other systems in the drying plant.
  • Remote operation via computer, mobile phone, or PLC.

AND WHY USE MARRARI EQUIPMENT?

Our equipment is optimized for your company! We create ways to improve the performance of production processes without excessive loss, using methods such as OEE and Industry 4.0. Thus, creating a more effective, productive, and modern production environment!

If you want to learn more about us and automation news, visit our blog, Facebook, or LinkedIn.

WARRANTY

Marrari offers a 6-month warranty for all its systems and equipment to ensure that your process is always as productive as possible!

MAIN APPLICATIONS

Real-time moisture sensors, such as UmiGrain, can be installed in various machines in the grains and seeds industry, providing benefits at various stages of the production process. Here are some specific machines and the associated benefits of installing moisture sensors:

  1. Grain Dryers:
    • Benefit: Enables precise control of the drying process, avoiding over-drying that leads to mass and quality loss.
  2. Conveyors and Belts:
    • Benefit: Facilitates continuous moisture measurement during transport, allowing real-time adjustments to prevent unwanted variations.
  3. Sorting and Selection Machines:
    • Benefit: Contributes to efficient separation of grains based on moisture content, ensuring compliance with quality standards.
  4. Storage Silos:
    • Benefit: Assists in continuous monitoring of the moisture content of stored grains, preventing fungus development and ensuring quality during storage.
  5. Packaging Machines:
    • Benefit: Enables automatic adjustments in the packaging process based on moisture, ensuring consistent packaging and avoiding quality issues.
  6. Pre-Cleaning Equipment:
    • Benefit: Aids in the efficient removal of impurities and damp fragments, improving the quality of grains before primary processing.
  7. Animal Feed Production Lines:
    • Benefit: Facilitates precise control of the moisture content of grains used in feed production, ensuring the nutritional quality of the final product.
  8. Grinding and Crushing Equipment:
    • Benefit: Contributes to moisture control during the grinding process, avoiding sticking issues and maintaining consistency in the production of flours and other products.
  9. Automatic Bagging Equipment:
    • Benefit: Allows automation of the bagging process, automatically adjusting quantities based on grain moisture.
  10. Food Product Production Lines:
    • Benefit: Ensures the quality of grain-based food products, avoiding moisture-related issues such as the development of unwanted microorganisms.

The installation of real-time moisture sensors in specific machines provides more effective control over moisture content during different stages of production, resulting in consistent, high-quality end products that comply with regulatory standards. This, in turn, contributes to operational efficiency and customer satisfaction.

UMIGRAIN GENERAL FEATURES

Measurement range: 3% to 30% bu
Measurement range: 3% to 30% bu
Application temperature: Sensors: up to 80ºC; Transmitter: up to 50ºC
Application temperature: Sensors: up to 80ºC; Transmitter: up to 50ºC
Interfaces: 3-20mA, Modbus, Ehternet
Interfaces: 3-20mA, Modbus, Ehternet
Accuracy: better than 3% of the full scale used (varies with material)
Accuracy: better than 3% of the full scale used (varies with material)

Common questions

Sustainability

Nossos equipamentos, além de oferecerem vantagens competitivas e financeiras, também auxiliam o meio ambiente, como:
Reduction of gas emissions by optimizing the use of biomass.

Reduction of gas emissions by optimizing the use of biomass.

We reduce material waste in different processes with fine control.

We reduce material waste in different processes with fine control.

Better use of raw materials with automation and automatic management of processes.

Better use of raw materials with automation and automatic management of processes.

Helps in ecologically correct decisions, due to the data offered by our equipment.

Helps in ecologically correct decisions, due to the data offered by our equipment.

It helps to use the raw material at the right time, with its moisture measurement for better use.

It helps to use the raw material at the right time, with its moisture measurement for better use.

It reduces times in the production process, streamlining the process and using less energy and biomass for burning.

It reduces times in the production process, streamlining the process and using less energy and biomass for burning.

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