Modular Dust Collecting Module for Desulfurizing Apparatus Installation
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Solution Overview
Problem
Existing dust collecting modules for sulfur oxide removal in desulfurizing apparatuses are cumbersome to install and require complex high-voltage connections, posing safety risks and increasing costs due to the need for numerous discharge and dust collecting electrodes in large-scale structures.
Innovation Solution
A dust collecting module with alternately disposed discharge and dust collecting electrodes, supported by a frame assembly and insulating connecting members, allowing for easier installation and high-voltage application through a simplified support network, reducing the complexity of electrode connections and installation challenges.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a large number of discharge electrodes and dust collecting electrodes are individually installed in a large-scale structure, then dust collection effectiveness is improved, but installation complexity and time increase significantly
Solution Approach 1:
The dust collector is divided into multiple modular units, each containing a set of discharge electrodes and dust collecting electrodes arranged in a compact configuration. These modules can be independently installed and connected, transforming a complex single-unit installation into multiple manageable module installations.
Solution Approach 2:
Multiple electrodes are combined into integrated modules where discharge electrodes and dust collecting electrodes are pre-assembled together with their support structures. This merging reduces the number of separate installation operations and simplifies the overall installation process while maintaining the required electrode density for effective dust collection.
2Power
If numerous discharge electrodes are individually installed with separate high voltage connections, then corona discharge effectiveness is improved, but installation time and costs increase
Solution Approach 1:
Multiple discharge electrodes within each module are electrically connected through common bus bars or conductive structures integrated into the module design. This allows a single high voltage power source to supply multiple electrodes simultaneously, reducing the number of separate electrical connections required and significantly decreasing installation time while maintaining effective corona discharge across all electrodes.
3Power
If discharge electrodes are connected to high voltage power source in traditional configuration, then electrostatic charging is improved, but connection complexity increases
Solution Approach 1:
The module structure incorporates intermediate conductive elements such as bus bars, conductive frames, or grounded support structures that serve as intermediaries between the high voltage power source and the discharge electrodes. These intermediaries simplify the connection architecture by providing centralized connection points, reducing the complexity of wiring and making the high voltage connections more manageable and safer.
4Area of stationary object
If electrodes are installed in high structure requiring dangerous work at height, then dust collection coverage is improved, but safety risks increase
Solution Approach 1:
The large-scale dust collector is segmented into multiple modules of manageable size and weight that can be assembled on the ground and then lifted into position as complete units. This segmentation reduces the need for workers to perform dangerous tasks at great heights, as the modules can be handled and positioned using mechanical lifting equipment rather than manual assembly at height.
Solution Approach 2:
The electrodes, support structures, and electrical connections are pre-assembled and pre-tested on the ground in a controlled environment before being lifted into the final installation position. This preliminary action allows for safer ground-based assembly work and reduces the complexity and danger of high-altitude installation tasks, while still achieving the required large-scale coverage.
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
Facilitates efficient and safe installation of the dust collecting module, enhancing dust collection efficiency while minimizing installation time and costs by stabilizing the electrodes and maintaining optimal gaps for corona discharge, thus improving overall desulfurization performance.
Implementation Method 1
the discharge electrodes configured to be charged to a predetermined voltage for generating a corona discharge between the discharge electrodes and the dust collecting electrodes
Implementation Method 2
the charged particulate matter is collected on a dust collecting plate by electrostatic force
Data Source
AI summary
A dust collecting module of a desulfurizing apparatus for removing sulfur oxides is easily installed and facilitates the application of a high voltage to discharge electrodes. The dust collecting module includes an arrangement of discharge electrodes and dust collecting electrodes alternately disposed and spaced apart from each other, the discharge electrodes configured to be charged to a predetermined voltage for generating a corona discharge between the discharge electrodes and the dust collecting electrodes; a first setting beam having a plurality of lower slots into which the discharge electrodes are securely inserted; and a lower frame extending in a stacking direction of the discharge electrodes to support the discharge electrodes, wherein the predetermined voltage is applied to the discharge electrodes through the lower frame and the first setting beam. The dust collecting module may further include an insulating connecting member from which the lower frame is suspended.