Systems and methods for adjusting detected temperature for a climate control system
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Solution Overview
Problem
Climate control systems, such as HVAC systems, face inaccuracies in temperature measurement due to heat generated by internal components and airflow effects, leading to inefficient operation.
Innovation Solution
A method and device that utilize multiple strategically placed temperature sensors within a thermostat to detect raw temperatures and apply combined temperature offsets based on airflow directions, adjusting for both static heat and dynamic airflow impacts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If temperature sensors are placed within the thermostat device, then the device can detect temperature for climate control, but the internal heat from components causes measurement inaccuracy
Solution Approach 1:
The patent divides the temperature sensing function into multiple sensors positioned at different locations within the thermostat housing. By segmenting the sensing function across multiple points, the system can detect both the ambient temperature and the localized heat effects from internal components, enabling computational correction of the measurements.
Solution Approach 2:
The patent introduces computational algorithms as an intermediary between the raw sensor data and the final temperature reading. These algorithms process the signals from multiple sensors, differentiate between ambient temperature and internally-generated heat, and calculate a corrected ambient temperature that compensates for the harmful thermal effects.
2Productivity
If airflow is used for climate control, then the system can ventilate and condition air, but airflow creates dynamic thermal effects that distort temperature sensor readings
Solution Approach 1:
The patent implements dynamic temperature offset adjustment based on detected airflow conditions. Rather than using a static correction value, the system continuously monitors airflow indicators and adjusts the temperature compensation in real-time, allowing accurate temperature measurement even when airflow conditions are changing.
Solution Approach 2:
The system uses feedback from multiple temperature sensors to detect airflow-induced temperature variations. By comparing readings from sensors positioned differently within the housing, the system can infer airflow patterns and their thermal effects, then apply appropriate corrective offsets to maintain accurate ambient temperature measurement.
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
Accurately compensates for internal heat and airflow effects, providing precise temperature readings for efficient climate control system operation.
Implementation Method 1
detecting raw temperatures with the plurality of sensors
Implementation Method 2
determine a temperature offset for the raw temperature signal from a first sensor of the plurality of sensors based on a direction of airflow relative to the housing
Data Source
AI summary
Methods and related systems are disclosed for determining a temperature of an indoor space with a plurality of onboard sensors of a device of a climate control system. In an embodiment, the method includes detecting raw temperatures with the plurality of sensors. In addition, the method includes determining a combined temperature offset for a first sensor of the plurality of sensors based on outputs of a plurality of models. The plurality of models are to determine a plurality of temperature offsets for the first sensor based on different airflow directions relative to the device. Further, the method includes adjusting the raw temperature detected by the first sensor with the combined temperature offset.