A greenhouse heat storage and release system and a control method thereof

By using a solar thermal storage system and pulse heating technology, the problem of insufficient heating in greenhouse thermal storage systems under low-temperature conditions has been solved, enabling precise temperature control and healthy root growth within the greenhouse, reducing energy waste, and adapting to the needs of different plants.

CN122397542APending Publication Date: 2026-07-17

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Filing Date
2026-06-05
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing greenhouse heat storage and release systems are insufficient in low-temperature environments, leading to root aging, pathogen proliferation, and nutrient imbalance. Furthermore, the heating status cannot be adjusted according to the dynamic changes in plant heat demand, resulting in energy waste and adverse effects on plant growth.

Method used

A solar thermal storage system combined with pulsed heating is adopted. Through energy storage conversion module, heat conversion module and heat conduction module, solar photovoltaic panels and electric heating tubes are used to realize heat storage and pulsed output. Combined with sensor feedback module and control execution module, the pulse heating cycle is calculated according to root length and depth to simulate the natural heat change cycle.

Benefits of technology

It improves the precision of greenhouse temperature control, adapts to the root growth needs of different varieties and seedling stages, reduces energy waste, avoids excessive root activity, reduces disease risk, and promotes healthy growth.

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Abstract

本发明适用于温室大棚温控系统领域,提供了一种温室蓄放热系统及其控制方法,蓄能转化模块吸收光能并将其转化为可存储能并存储;转热模块将可存储能转化为热能并输出至导热模块的输出介质中;导热模块包括铺设于地面预定深度的导热管及为导热管内供给输出介质的循环供给组件;控制执行模块,接收输入的根系长度及导热管预埋深度并计算获取脉冲加热周期,控制导热模块以脉冲加热周期执行脉冲式的热量输出;所述脉冲式的热量输出方式为供热‑停止‑供热,以此循环,借此,本发明具备光照蓄热以及脉冲式加热,优势在于:节能20‑40%,土壤温度波动幅度控制在±2℃以内,避免根系长期处于高呼吸消耗状态,适合不同品种和不同育苗阶段的苗木根系生长。
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