Heat exchanger system and method for detecting a relocation of a temperature sensor in a heat exchanger system
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Heat exchanger systems often experience inadequate fluid flow settings due to relocated or removed temperature sensors, leading to inefficient heating or cooling and potential fraud, especially in large networks where monitoring is time-consuming and costly.
Innovation Solution
Incorporating electronic relocation detection units that monitor temperature differences between sensors to detect and alert on sensor relocation, allowing for timely adjustment or replacement, and integrating these units with valve control systems to maintain accurate fluid flow settings.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If temperature sensors are installed in heat exchanger systems to monitor room temperature and control fluid flow, then heating or cooling efficiency is improved, but the sensors may become relocated or removed due to vandalism or fraud, leading to inadequate temperature control
Solution Approach 1:
The system performs preliminary actions by continuously monitoring temperature differences between sensors and comparing them against expected values. This proactive detection approach allows the system to identify sensor relocation before it significantly impacts heating or cooling efficiency, enabling timely corrective action.
Solution Approach 2:
The system implements feedback by continuously measuring temperature differences between multiple sensors, comparing these measurements against expected temperature gradients, and using this information to detect sensor relocation. The feedback loop enables real-time monitoring and alerting when sensor positions change, maintaining system reliability.
2Reliability
If manual monitoring of temperature sensors in large heating networks is performed to detect sensor relocation, then sensor authenticity can be verified, but the monitoring process becomes time-consuming and cost-intensive
Solution Approach 1:
The system enables self-service by automatically monitoring its own sensor positions through continuous temperature difference measurements and comparisons. The system performs self-diagnosis without requiring external intervention, automatically detecting when sensors are relocated and generating alerts, thereby eliminating the need for time-consuming manual monitoring.
Solution Approach 2:
The system replaces manual mechanical monitoring with an automated electronic detection system. Instead of physically inspecting sensor positions, the system uses temperature measurements and electronic processing to detect sensor relocation, significantly reducing monitoring time and costs while maintaining verification reliability.
3Object-affected harmful factors
If temperature sensors are relocated or removed from heat exchangers, then fraud or billing manipulation may occur, but detecting such relocation requires complex monitoring systems
Solution Approach 1:
The system detects sensor relocation by monitoring changes in temperature parameters, specifically the temperature difference between multiple sensors. When this parameter deviates from expected ranges, the system flags potential fraud. This approach uses simple parameter monitoring rather than complex detection systems.
Solution Approach 2:
The temperature sensors serve multiple functions: they control heating/cooling operations and simultaneously detect their own positional integrity. This multi-functionality eliminates the need for separate fraud detection systems, as the same temperature measurements used for control also provide fraud detection capabilities.
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
Ensures accurate fluid flow settings corresponding to room temperature, prevents fraud, and simplifies monitoring in large networks by quickly detecting and addressing sensor relocation issues.
Implementation Method 1
a first temperature sensor (9) being arranged thermally connected to a heat exchanger inlet pipe (6)
Implementation Method 2
a heat exchanger (2), a thermostat head (3) and a mounting bracket (4)
Data Source
Figure 1a~1b
Figure 2a~2b
Figure 3a~3b
AI summary
The present invention relates to a heat exchanger system (1) comprising a heat exchanger (2) and a temperature sensor arrangement. Furthermore, the invention relates to a method for detecting a relocation of a temperature sensor (9, 10) in a heat exchanger system (1). According to the invention, the heat exchanger system (1) comprises one or more electronic relocation detection units (8) being adapted to detect whether one or more temperature sensors (9, 10) of the temperature sensor arrangement are relocated relative to the heat exchanger (2). This allows a good setting for a fluid flow through the heat exchanger which is adequately corresponding to a room temperature as tempering with the temperature sensor arrangement can easily be noticed and maintenance can be initiated accordingly.