Indoor temperature control system

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Solution Overview

Problem

Conventional indoor temperature control systems fail to effectively and quickly regulate room temperature when external heat sources, such as sunlight, are introduced through openings like windows, leading to inefficient cooling or heating.

Innovation Solution

A dynamic indoor temperature control system utilizing multiple temperature and air velocity sensors to measure heat adjustment amounts and flow conditions, allowing the server to determine the optimal operating time for the air conditioning device, thereby accurately controlling temperature and reducing energy costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional temperature control systems are used, then the system structure is simple, but the temperature control effectiveness is poor when external heat sources are present

Engineering Contradiction:
Improvetemperature control effectivenessVSAvoidsystem structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent divides the temperature control system into multiple independent temperature sensing zones (first temperature sensor near the opening, second temperature sensor near the air conditioner, third temperature sensor in the center of the room). Each sensor independently measures temperature in its specific zone, allowing the system to segment the thermal environment and control different areas with different strategies, thereby improving overall temperature control effectiveness without requiring a completely complex unified system

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces a server as an intermediary that receives temperature data from multiple sensors, performs heat flow simulation calculations, and determines the air conditioner's operating time. This intermediary processes the complex multi-sensor data and external heat source information, transforming it into simple control decisions, which improves control effectiveness while keeping the actual control mechanism relatively simple

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the air conditioning device operates continuously to counteract external heat, then temperature stability is improved, but energy consumption increases

Engineering Contradiction:
Improvetemperature stabilityVSAvoidenergy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The system performs preliminary heat flow simulation calculations using temperature data from multiple sensors before the air conditioner actually operates. By predicting the heat impact from external sources and pre-determining the required operating time, the system avoids continuous operation and only activates the air conditioner when and for as long as needed, thereby maintaining temperature stability while reducing energy consumption

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent implements a feedback mechanism where temperature sensors continuously monitor temperature in different zones, and this feedback information is sent to the server. The server adjusts the air conditioner's operating time based on actual temperature conditions and heat flow simulations, creating a closed-loop control system that maintains temperature stability while optimizing energy usage based on real-time conditions

Inventive Principle:
Principle #23Feedback

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 system effectively controls temperature in a room by determining the heat flow simulation diagram and adjusting the air conditioning device's operation, ensuring quick temperature adjustments and reducing energy consumption.

Implementation Method 1

a first temperature sensor communicatively connected to the server, disposed on one side of the first opening and configured to measure a first temperature value; a second temperature sensor communicatively connected to the server, disposed at an air outlet of the air conditioning device and configured to measure a second temperature value; and a third temperature sensor communicatively connected to the server, disposed at a central position of the predetermined region and configured to measure a third temperature value

Methodology Applied
Scientific EffectTemperature sensing:

Implementation Method 2

a first air velocity sensor communicatively connected to the server, disposed on one side of the first opening and configured to detect a first air velocity value near the first opening. The indoor temperature control system further includes a second air velocity sensor communicatively connected to the server, disposed at the air outlet of the air conditioning device and configured to detect a second air velocity value of the air conditioning device

Methodology Applied
Scientific EffectAir velocity detection:

Implementation Method 3

an air conditioning device... determines an operating time of the air conditioning device according to a target temperature, the second temperature value, and the heat flow simulation diagram... to cool down or heat up the predetermined region

Methodology Applied
Scientific EffectThermal convection: Convection

Data Source

PatentUS11408782B2Indoor temperature control system
Publication Date: 2022.08.09 CHEN MING TSUNG
  • US11408782B2 patent drawing
  • US11408782B2 patent drawing

AI summary

An indoor temperature control system includes a server, a first temperature sensor, a second temperature sensor, and a third temperature sensor. The server obtains a first heat adjustment amount according to a first temperature value of the first temperature sensor. The server obtains a second heat adjustment amount according to a second temperature value of the second temperature sensor. The server obtains a predetermined amount of heat of a predetermined region according to a third temperature value of the third temperature sensor. The server obtains a heat flow simulation diagram according to the first heat adjustment amount, the second heat adjustment amount, and the predetermined amount of heat. The server determines an operating time of an air conditioning device based on a target temperature, the second temperature value, and the heat flow simulation diagram.