一种基于光纤结冰探测的电热防除冰系统功率控制方法

• Format: Patent
• Language: Chinese
• Published: 05.05.2023
• Subjects: AIRCRAFT; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSIONTRANSMISSIONS IN AIRCRAFT; AVIATION; CALCULATING; COMPUTING; COSMONAUTICS; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; PERFORMING OPERATIONS; PHYSICS; TRANSPORTING

本发明适用于防除冰领域，提供了一种基于光纤结冰探测的电热防除冰系统功率控制方法，包括如下步骤：S1：获取来流风速V和来流温度T；S2：通过光纤结冰传感器获取的结冰参数并反向解算液态水含量LWC和液滴中值直径MVD；S3：将S1和S2中实时云雾参数(V，T，MVD，LWC)导入至热载荷预测模型，获取结冰防护区域内热载荷分布；S4：根据获取对应的防除冰功率。本发明基于热载荷分布结果，调控飞行器电热防除冰系统功率分布。这样有限的机载能源能够充分做到有的放矢，最大限度地降低了无效防护区域的电热功率消耗，节约了机载能源，为飞行器结冰防护系统设计提供了新的思路。 The invention is applicable to the field of anti-icing and deicing, and provides an electric heating anti-icing and deicing system power control method based on optical fiber icing detection, which comprises the following steps: S1, acquiring an incoming flow wind speed V and an incoming flow temperature T; s2, icing parameters are obtained through an optical fiber icing sensor, and the liquid water content LWC and the liquid drop median diameter MVD are reversely calculated; s3, the real-time cloud and mist parameters (V, T, MVD and LWC) in the S1 and the S2 are imported into a thermal load prediction model, and thermal load distribution in the icing protection area is obtained; and S4, obtaining the corresponding anti-icing and deici