Mobile Test System for Electrical Filters

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Solution Overview

Problem

Existing test systems for electrostatic precipitator systems require complex and costly setup, involving multiple components and high effort for installation and conversion, leading to long downtimes and potential damage during transport, especially due to fluctuating operating parameters and space constraints.

Innovation Solution

A mobile test system housed in a container with integrated components, including a dust measuring device, converter control cabinet, computer, and high-voltage rectifier device, allowing for self-sufficient operation with minimal site preparation and reduced downtimes, featuring adaptable cable management and remote control capabilities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the converter control cabinet is placed close to the control cabinets to reuse existing power and control cable connections, then the connection effort is reduced, but the available space is insufficient and new supply lines must be laid

Engineering Contradiction:
Improveconnection effortVSAvoidavailable space
Core Design Contradiction:
Ease of manufactureVSArea of stationary object

Solution Approach 1:

The patent relocates the converter control cabinet from horizontal placement near existing control cabinets to vertical placement on the filter roof, utilizing the third dimension (height) to resolve the space constraint while maintaining connection efficiency through optimized cable routing

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Volume of stationary object

If the existing high-voltage rectifier devices are installed in transformer cells, then space utilization is optimized, but the installation of additional test devices requires dismantling and reassembly

Engineering Contradiction:
Improvespace utilizationVSAvoidinstallation effort
Core Design Contradiction:
Volume of stationary objectVSEase of manufacture

Solution Approach 1:

The patent moves the high-voltage rectifier device from the horizontal transformer cell space to the vertical filter roof environment, allowing simultaneous coexistence of multiple devices without dismantling while maintaining space efficiency through vertical mounting

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Area of stationary object

If the high-voltage rectifier device is erected on the filter roof, then space availability is increased, but the installation requires crane and mechanical adjustments

Engineering Contradiction:
Improvespace availabilityVSAvoidinstallation complexity
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The patent segments the high-voltage rectifier device into modular components that can be pre-assembled and then installed as a complete unit on the filter roof, eliminating the need for complex on-site mechanical adjustments and crane operations

Inventive Principle:
Principle #1Segmentation

4Ease of manufacture

If the electrostatic precipitator system is idle during the conversion, then the conversion can be performed, but the system downtime is extended

Engineering Contradiction:
Improveconversion feasibilityVSAvoidsystem downtime
Core Design Contradiction:
Ease of manufactureVSLoss of time

Solution Approach 1:

The patent performs all conversion preparations including cable routing and device assembly in advance while the system is operational, allowing the actual conversion to be completed in minutes when the system is temporarily idle, thereby minimizing downtime

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentEP2352597B1Test installation for electrical filters
Publication Date: 2014.10.29 SIEMENS AG
  • EP2352597B1 patent drawing

AI summary

The invention relates to a test installation for electrical filter installations, wherein the test installation has, in the interior of a housing, a dust measurement device, a converter control cabinet, a feed for the converter control cabinet, a computer, connecting apparatuses for connecting the dust measurement device to a clean and a raw-gas dust channel of the electrical filter installation, cables for connecting the converter control cabinet to a high-voltage rectifier for the electrical filter installation, as well as a power connection, and wherein the housing has recesses for passing through at least the connecting apparatuses, the cable and power supplies for the feed and for the power connection.