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Last update: 20.04.2026

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Rettar Technology Co., Ltd

TEL: +86 18610730582
International Sales Team
Beiing Economic- Technological Development Area
100176  Beijing
China
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TEL: +86 18610730582
International Sales Team
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Rettar Technology Co., Ltd
RETTAR is a leading intelligent technology company, founded in 2007 with roots in Tsinghua University, specializing in advanced AI and radar-based industrial measurement solutions for global clients. We drive industrial precision and safety with our core product portfolio, including the innovative 3DPro Series (3D Radar Scanner, 3D Laser Scanner) for volume visualization, and high-reliability Radar Level Transmitters and Level Switches for process control.

Backed by over 180 technology patents and a Global R&D Center, our commitment to international standards is demonstrated by essential certifications such as CE, ATEX, and RoHS, ensuring seamless integration and compliance for customers in over 20 countries across the Energy, Mining, and Feed sectors.
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Posts

Waste-to-Energy Plant Monitoring: 3D Radar & Sensing Solutions WtE plants manage diverse bulk materials. Radar scanners, level sensors, and point switches optimize inventory in pits, hoppers, and silos.
Waste-to-Energy Plant Monitoring: 3D Radar & Sensing Solutions
WtE plants manage diverse bulk materials. Radar scanners, level sensors, and point switches optimize inventory in pits, hoppers, and silos. Waste-to-energy (WtE) plants handle a variety of materials, including incoming waste, combustion residues, flue gas treatment reagents, and leachate. These materials can create different measurement challenges, such as dust, fog, high humidity, material buildup, corrosion, and irregular material surfaces. For this reason, WtE plants often require different monitoring technologies for different process areas. 3D radar scanning, radar level measurement, laser scanning, and point-level switches can be selected according to the material, operating conditions, and monitoring requirements. Monitoring Challenges Across Waste-to-Energy Plants Waste Storage Pits Waste storage pits contain mixed and irregular materials that are constantly changing. Moisture, fog, dust, and odors can also make visual inspection difficult. A 3DPro2300 Radar Scanner can scan the material surface and generate a three-dimensional model, providing information about material height, surface distribution,…
04-09-2026  |  107  |  product news  | 
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Coal Storage Inventory Monitoring: 3D Laser vs. Millimeter-Wave Radar Coal inventory in silos or sheds is challenging due to dust and humidity. 3D laser scanners suit sheds with moderate dust for detailed mapping. 80GHz radar is best for enclosed silos with extreme dust/steam for deep penetration.
Coal Storage Inventory Monitoring: 3D Laser vs. Millimeter-Wave Radar
Coal inventory in silos or sheds is challenging due to dust and humidity. 3D laser scanners suit sheds with moderate dust for detailed mapping. 80GHz radar is best for enclosed silos with extreme dust/steam for deep penetration. Keeping track of bulk coal inventory is a persistent operational challenge. In large storage sheds and tall silos, heavy airborne dust, humid vapor, and shifting material piles make accurate volume estimation exceptionally difficult. Measuring these stockpiles precisely is essential to maintain steady boiler feed rates in power plants while protecting silos from structural damage caused by asymmetrical loading. Both 3D laser scanners and millimeter-wave 3D radars offer automated, non-contact volumetric tracking—each excelling in specific plant environments. Key Takeaways: * 3D Laser Scanning: Best for indoor coal sheds and semi-enclosed domes with light-to-moderate dust where high-density spatial resolution and detailed surface mapping are needed. * 80GHz Millimeter-Wave Radar: Ideal for enclosed coal silos with extreme dust, high humidity, and heavy steam due to its superior signal penetration. * Operational Impact: Both technologies eliminate high-risk manual climbing,…
20-08-2026  |  201  |  product description  | 
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3D Radar for Coal Silos: Preventing Summer Caking Risks Wet coal in silos causes inaccurate inventory, wall clinging, and structural stress. The RETTAR 3DPro 2300 Radar Scanner provides precise 3D real-time bulk solids monitoring, preventing blockages and ensuring safe, accurate fuel management.
3D Radar for Coal Silos: Preventing Summer Caking Risks
Wet coal in silos causes inaccurate inventory, wall clinging, and structural stress. The RETTAR 3DPro 2300 Radar Scanner provides precise 3D real-time bulk solids monitoring, preventing blockages and ensuring safe, accurate fuel management. Peak summer electricity demands require power plants to maintain maximum fuel reserves. However, high seasonal humidity and heavy rainstorms make stored coal wet and cohesive, causing material to stick to vessel walls and form hidden internal cavities. Deploying an advanced system, such as the RETTAR 3DPro 2300 Radar Scanner, addresses these measurement errors by replacing single-point estimations with continuous radar tracking—ensuring reliable bulk inventory tracking, preventing structural wall damage, and enabling safe fuel management. Seasonal Hazards vs. 3D Real-Time Bulk Monitoring Solutions Summer humidity and heavy rainfall create severe material handling challenges in power generation plants. Wet coal becomes highly cohesive, causing it to cling to vessel walls and form dangerous hidden arches or cavities. Traditional meters often measure a single high spot, mistaking a half-empty vessel for a full one and causing critical fuel supply disruptions. Furthermore,…
10-08-2026  |  221  |  product news  | 
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Behind the Scenes of Rettar’s Precision 3D Radar Manufacturing Harsh industrial conditions cause inaccurate bulk solids inventory in silos. Advanced 80GHz 3D level scanners, rigorously tested for extreme environments, provide continuous, precise volumetric measurement for reliable stock control.
Behind the Scenes of Rettar’s Precision 3D Radar Manufacturing
Harsh industrial conditions cause inaccurate bulk solids inventory in silos. Advanced 80GHz 3D level scanners, rigorously tested for extreme environments, provide continuous, precise volumetric measurement for reliable stock control. Industrial bulk material processing relies on accurate stock monitoring to prevent unexpected production stoppages. During peak summer operations, extreme heat, high humidity, and heavy dust cause material caking along vessel walls, leading to significant inventory accounting errors. Deploying an advanced 3D level scanner for silos addresses these data gaps by replacing manual estimations with continuous radar tracking, ensuring reliable stock records, enhanced workplace safety, and seamless factory material flow. Extreme Industrial Conditions Threaten Silo Inventory Management Maintaining precise bulk inventory presents ongoing operational challenges when field sensors operate in harsh plant conditions. Silo tops frequently reach temperatures above 60°C, which can cause standard electronic components to suffer signal drift or thermal throttling. At the same time, internal humidity causes fine powders to cake and cling to internal walls, creating hollow spaces that…
04-08-2026  |  275  |  product news  | 
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3D Radar Solves Bulk Material Inventory Errors in Factory Yards 3D radar replaces flawed manual yard inventory with precise, real-time volume data, overcoming dust and irregular piles to boost accuracy and efficiency.
3D Radar Solves Bulk Material Inventory Errors in Factory Yards
3D radar replaces flawed manual yard inventory with precise, real-time volume data, overcoming dust and irregular piles to boost accuracy and efficiency. In 2026, manufacturing profits face tightening pressures from volatile raw material costs, rising labor expenses, and stricter safety rules. Today, saving operational overhead is the most direct way to protect industrial earnings. Unfortunately, the most common area for hidden losses is often out of sight: bulk material warehouses storing coal, mineral powder, cement, or grain. While these materials move in and out daily, tracking true stock levels remains a constant challenge. Traditional manual inventory checks are slow and highly inaccurate, leaving managers with unreliable data. What Causes Bulk Material Inventory Errors in Factory Yards? Accurate stock tracking inside large containment structures requires balancing several volatile physical conditions: * Dense Environmental Dust: High-volume loading creates thick particle clouds that block standard optical or acoustic tracking tools, causing frequent measurement errors. * Highly Irregular Piles: Shifting raw stocks…
28-07-2026  |  292  |  product news  | 
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Addressing Common Industrial Challenges with Smart Factory Tech From manual labor to data-driven precision, RETTAR is redefining industrial efficiency. Discover how our smart factory solutions—from 3D radar to automated loading—eliminate blind spots and enhance safety in the era of Industry 4.0.
Addressing Common Industrial Challenges with Smart Factory Tech
From manual labor to data-driven precision, RETTAR is redefining industrial efficiency. Discover how our smart factory solutions—from 3D radar to automated loading—eliminate blind spots and enhance safety in the era of Industry 4.0. For many years, industrial work was often associated with loud noise, harsh environments, and a heavy reliance on manual labor. Plant operators frequently had to deal with “blind spots” in their production lines, relying on manual checks and personal experience to estimate stock levels or monitor equipment health. This often led to unexpected downtime, safety risks, and wasted resources. However, the rise of Industry 4.0 has changed this landscape. Modern facilities have made a great leap forward; they are no longer just labor-intensive sites, but smart environments integrated with data and intelligent systems. This transformation is not about replacing human work, but about providing the right tools to make that work safer, more reliable, and more efficient. RETTAR is dedicated to helping plants make this shift with practical, technology-driven solutions. Automated Loading for Smarter Logistics Loading docks are often high-traffic and high-risk zones. Automated…
27-06-2026  |  478  |  product news  | 
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