Adaptive Greenhouse Movable Roof for Energy Savings
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Solution Overview
Problem
Greenhouses face high energy inefficiency due to excessive air conditioning volumes and heat leakage, leading to increased operational costs and prolonged plant development cycles, which affect market prices and production efficiency.
Innovation Solution
An adaptive greenhouse with a modular structure featuring a movable roof that adjusts vertically based on plant growth, using a laser detection system to minimize conditioned air volume and reduce energy consumption by only conditioning the necessary space for plant growth.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Use of energy by moving object
If a fixed-volume greenhouse is used, then the structure is simple and stable, but energy consumption increases due to conditioning excessive air volume
Solution Approach 1:
The greenhouse roof is made movable and adjustable, allowing the volume of the greenhouse to change dynamically based on plant growth stages. This enables the system to transition from a fixed structure to an adaptive one, reducing conditioned air volume when plants are small and expanding when needed, thereby lowering energy consumption without permanently increasing structural complexity
Solution Approach 2:
The greenhouse is divided into modular sections with adjustable walls and roof panels that can be independently positioned. This segmentation allows the usable volume to be precisely controlled and adjusted according to actual plant requirements, separating the structural framework from the active cultivation space to optimize energy efficiency
2Use of energy by moving object
If the greenhouse volume is reduced to save energy, then energy consumption decreases, but the plant growth space becomes insufficient
Solution Approach 1:
The greenhouse volume is made dynamic through adjustable walls and roof panels that can be repositioned vertically and horizontally. This allows the system to reduce volume for energy savings during early growth stages and expand volume when plants require more space, ensuring adequate growth space is available when needed without compromising energy efficiency
Solution Approach 2:
The greenhouse utilizes vertical space through adjustable roof panels and wall sections that can be positioned at different heights. This dimensional flexibility allows the system to minimize horizontal footprint for energy savings while maintaining adequate vertical growth space for plants, optimizing both energy consumption and plant development space
3Use of energy by moving object
If temperature is lowered to reduce energy consumption, then energy costs decrease, but plant development cycle is prolonged
Solution Approach 1:
The greenhouse incorporates dynamic heating elements and adjustable insulation that can be activated or adjusted based on real-time temperature monitoring and plant growth stage detection. This allows the system to maintain optimal temperatures for rapid plant development during critical growth phases and reduce heating during stages where lower temperatures are acceptable, thereby reducing energy consumption without unnecessarily prolonging development cycles
Solution Approach 2:
The system includes temperature sensors and control mechanisms that continuously monitor internal conditions and adjust heating/cooling systems accordingly. This feedback control ensures temperatures are optimized for plant growth rather than simply minimized, allowing energy savings while maintaining appropriate development rates through intelligent regulation rather than static temperature setting
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
Significantly reduces energy consumption for greenhouse climate control and allows for optimal growth conditions tailored to the plant's stage, shortening development cycles and lowering production costs.
Implementation Method 1
detection system with laser lever used for detecting the progressive growth of the cultivated plants
Implementation Method 2
detection system with laser lever used for detecting the progressive growth of the cultivated plants
Implementation Method 3
heat leakage to the outside... by conduction, convection and radiation
Implementation Method 4
heat leakage to the outside... by conduction, convection and radiation
Implementation Method 5
heat leakage to the outside... by conduction, convection and radiation
Data Source
Figure 1~6
Figure 7~11
Figure 12~13
AI summary
The proposed invention relates to a modular structure that can be conveniently used in the field of nursery gardening. Said structure, in use, can recreate in any season the optimal environmental characteristics for the plants and flowers being cultivated. The structure allows to create an optimal natural habitat and minimizes the consumption of energy used in function of the growth stage of the cultivated plant. The scope of primary use of the solution is that of greenhouse crops or functionally equivalent scopes of floriculture and horticulture products, and the like. The modular structure is suitable to adequately exploit spaces of varied shapes and sizes. The base module of said structure consists of a frame on which is anchored a movable roof (5) below which are placed the crops to be produced. Said movable roof (5) is able to vertically translate as the cultivated crops grow in height, thereby minimising the volume of air to be conditioned. This result is achieved, for example, thanks to a laser lever detection system (16) used for detecting the progressive growth of the cultivated plants and to a corresponding mechanism for automatic translation that allows the movable roof (5) to rise sufficiently and in correspondence with the crops growth detected by said laser (16). The movable roof (5) also includes diffusion vents (7) and recirculation vents (6) to allow the conditioning of the volume under the roof (5) itself or only the space intended for the plants growth instead of the entire environment that hosts the modular structure.