Integrated Soil Organic Carbon Extraction With Grinding And Sieving
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Solution Overview
Problem
Existing methods for extracting soil organic carbon (SOC) are labor-intensive, inefficient, and prone to significant measurement errors due to manual operations.
Innovation Solution
An apparatus comprising a rotary shaker, a grinding and sieving device, and drivers, which automates processes such as centrifugal mixing, thermal evaporation, and grinding and sieving, using a combination of motors, rotating elements, and telescopic parts to facilitate material handling and processing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual operations are used for SOC extraction, then device complexity is low, but productivity is low and measurement precision deteriorates
Solution Approach 1:
The patent combines multiple extraction devices into a single integrated apparatus that can simultaneously process multiple soil samples. The rotary shaker incorporates multiple centrifuge tubes arranged radially, allowing parallel processing of multiple samples in one operation, thereby significantly improving productivity while maintaining manageable device complexity through functional integration
Solution Approach 2:
The rotary shaker serves multiple functions: it can rotate to mix samples, tilt to facilitate liquid transfer, and accommodate various types of centrifuge tubes. The heating device can heat multiple tubes simultaneously. This multi-functionality increases extraction efficiency without proportionally increasing device complexity
2Measurement precision
If manual operations are used for SOC extraction, then device complexity is low, but measurement precision deteriorates
Solution Approach 1:
The rotary shaker automatically performs mixing and tilting operations without manual intervention. The heating device automatically heats samples to evaporate liquid. These automated operations eliminate human error in timing and intensity control, improving measurement precision while the integrated design keeps device complexity manageable
Solution Approach 2:
The apparatus incorporates a weighing component that can measure the weight of centrifuge tubes before and after extraction. This provides quantitative feedback on the extraction process, allowing for precise determination of SOC content while using a simple weighing mechanism that does not significantly increase device complexity
3Productivity
If automated processing is implemented, then productivity improves, but device complexity increases
Solution Approach 1:
The apparatus is divided into distinct functional modules: the rotary shaker module, the heating device module, and the weighing component module. Each module performs a specific function and can be independently controlled or maintained. This segmentation allows the system to achieve high productivity through automation while keeping each individual component relatively simple and the overall device complexity manageable
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The apparatus achieves automated, efficient, and accurate extraction of soil organic carbon with reduced labor intensity and improved accuracy, enabling thorough mixing, grinding, and sieving operations.
Implementation Method 1
a heater, configured to heat the centrifuge tube
Implementation Method 2
the heater is configured to heat the centrifuge tube
Implementation Method 3
a rotary shaker... the first rotating element is rotatably engaged with the first support ring... the first driver is connected to the first rotating element to drive the first rotating element to rotate
Data Source
AI summary
An apparatus for extracting soil organic carbon, including a rotary shaker, a first driver, a grinding and sieving device and a second driver. The rotary shaker includes a first support base, a first motor, a first support ring, a first rotating element, a heater, a weighing component and a centrifuge tube. The first driver is connected to the first rotating element to drive the first rotating element to rotate with respect to the first support ring. The grinding and sieving device includes a second support base, a second motor, a second support ring, a second rotating element, and a grinding sieve tube. The second driver is connected to the second rotating element to drive the second rotating element to rotate with respect to the second support ring.