Air Conditioner Dynamic Set Temperature Control for Energy Reduction
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Solution Overview
Problem
Large-scale air conditioning systems consume excessive energy due to inefficient operation, particularly in managing temperature deviations and power usage patterns, leading to high energy consumption and reduced outdoor unit lifespan.
Innovation Solution
A control device and method that monitor indoor temperature changes and power consumption to adjust set temperatures dynamically, turning off outdoor units when conditions allow, and stopping operations based on predefined criteria to optimize energy use and extend unit lifespan.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the air conditioner operates continuously to maintain set temperature, then temperature control reliability is improved, but energy consumption increases
Solution Approach 1:
The control device dynamically adjusts the set temperature based on real-time monitoring of indoor temperature trends and power consumption patterns. When temperature deviation is detected to be within acceptable ranges or when power consumption exceeds thresholds, the controller automatically modifies the set temperature or stops operation, transitioning from static to dynamic control to optimize energy usage while maintaining comfort.
Solution Approach 2:
The system implements feedback control by continuously monitoring indoor temperature, comparing it with the set temperature, and detecting deviations. When temperature returns to normal ranges or when operational patterns indicate unnecessary continued operation, the controller receives feedback and adjusts operation accordingly, including stopping the outdoor unit when conditions permit, thereby reducing energy consumption while maintaining temperature control reliability.
2Stability of the object's composition
If the outdoor unit operates longer to ensure temperature stability, then temperature stability is improved, but outdoor unit lifespan decreases
Solution Approach 1:
The control device performs self-service by autonomously monitoring operational conditions, detecting when temperature stability is achieved, and automatically stopping the outdoor unit when continued operation is unnecessary. This intelligent self-management prevents excessive operation that would reduce lifespan while maintaining temperature stability through real-time condition assessment and automatic control adjustments.
3Loss of energy
If the control system monitors and adjusts set temperature frequently, then energy efficiency is improved, but system complexity increases
Solution Approach 1:
The control device implements self-service control by autonomously monitoring temperature deviations, analyzing power consumption patterns, and automatically adjusting set temperatures without requiring complex external control systems or user intervention. This intelligent self-management simplifies the overall system architecture while achieving improved energy efficiency through continuous adaptive optimization.
Data Source
AI summary
A control device and methods for controlling an air conditioner are provided. The control device includes: an interface configured to receive measurement information indicating a detected indoor temperature; and a controller configured to, after initiating an air conditioning operation according to a set temperature which is inputted by a user, determine occurrence of an event according to a pre-defined criterion based on a relationship between the indoor temperature of the received measurement information and the set temperature with time, and, in response to the event occurring, change the set temperature.