CN-121973936-A - Antenna window electric heating deicing system, mongolian glass fiber heating layer and manufacturing method

CN121973936ACN 121973936 ACN121973936 ACN 121973936ACN-121973936-A

Abstract

The system comprises a cabin deicing main control unit, a cabin deicing secondary station unit, an antenna window heating unit, a lightning protection component and a cabin deicing secondary station unit, wherein the cabin deicing main control unit is used for sending deicing control instructions and receiving system state information, the cabin deicing secondary station unit is used for receiving deicing control instructions, the antenna window heating unit comprises an integrated graphene glass fiber heating layer, the graphene glass fiber heating layer is electrically connected with the cabin deicing secondary station unit, the lightning protection component is integrated in the antenna window heating unit and is electrically connected with the graphene glass fiber heating layer, the cabin deicing secondary station unit is configured to send power adjustment instructions to a power controller according to temperature data and cabin external environment temperature and humidity information, and the power controller responds to the power adjustment instructions and controls power supply parameters of the antenna window heating unit in real time to execute deicing operation. The electric heating deicing device can realize efficient and reliable electric heating deicing function.

Inventors

XU LI
LIU ZHONGFAN
SU CHANG
WANG JING

Assignees

北京大学
北京石墨烯研究院
北京石墨烯研究院有限公司

Dates

Publication Date: 20260505
Application Date: 20251231

Claims (11)

1. An antenna window electrically heated deicing system, said system comprising: A cabin deicing master unit configured to communicate with a background central control unit independent of the aircraft master system for issuing deicing control instructions and receiving system status information; The cabin deicing slave station unit is in communication connection with the cabin deicing master control unit and is used for receiving the deicing control instruction; the antenna window heating unit comprises a Mongolian glass fiber heating layer which is integrated in the antenna window composite material as a functional heating body, and the Meng Xi glass fiber heating layer is electrically connected with the cabin deicing secondary station unit; the deicing state monitoring unit is configured to monitor temperature data of the Meng Xi glass fiber heating layer and acquire lightning stroke monitoring information of the antenna window; The environment temperature and humidity sensor is in communication connection with the cabin deicing secondary station unit and is configured to acquire cabin external environment temperature and humidity information; a power controller in communication with the nacelle deicing secondary unit configured to receive power regulation instructions of the nacelle deicing secondary unit; The lightning protection component is integrated in the antenna window heating unit and is electrically connected with the Meng Xi glass fiber heating layer; The cabin deicing secondary station unit is configured to send the power adjustment instruction to the power controller according to the temperature data and the cabin external environment temperature and humidity information, the power controller responds to the power adjustment instruction and controls the power supply parameters of the antenna window heating unit in real time to execute deicing operation, and the lightning protection component is configured as a lightning current special diversion channel connected with the Meng Xi glass fiber heating layer in parallel.
2. The system of claim 1, wherein the nacelle deicing secondary unit is communicatively connected to the nacelle deicing master unit via a time-sensitive network constructed by optical fibers.
3. The system of claim 1, wherein the lightning protection assembly comprises a laser patterned copper mesh electrode, and the laser patterned copper mesh electrode is electrically connected to the Meng Xi glass fiber heating layer through a silver nanowire conductive paste to collectively form a lightning current-dedicated diversion path.
4. The system of claim 1, wherein the deicing status monitoring unit comprises an optical fiber temperature measurement unit and a lightning strike monitoring unit; The optical fiber temperature measuring unit is configured to monitor temperature data of the Meng Xi glass fiber heating layer, wherein the optical fiber temperature measuring unit is an optical fiber grating sensor; The lightning stroke monitoring unit is configured to acquire lightning stroke monitoring information of the antenna window.
5. The system of claim 4, wherein the nacelle deicing secondary unit is configured to control a rate of temperature rise of the Meng Xi glass heating layer by performing a step-up temperature strategy based on the temperature data using a fuzzy PID algorithm.
6. The system according to any one of claims 1 or 5, wherein the nacelle deicing secondary unit adjusts the power supply parameters by means of an FPGA-based phase-shift voltage regulator controller.
7. The system of claim 1, wherein the Meng Xi glass fiber heating layer is divided into a plurality of independent heating zones, each of the heating zones being electrically connected to and independently controlled by a corresponding one of the nacelle deicing secondary units.
8. The Mononene glass fiber heating layer is characterized in that the Meng Xi glass fiber heating layer is integrated in a sandwich structure of a composite material of an antenna window as a functional heating layer, and comprises: the conductive fabric layer is woven by glass fibers with graphene grown on the surface; Laser patterning an electrode, and A silver nanowire conductive paste layer disposed between the laser patterned electrode and the conductive fabric layer; the laser patterning electrode is electrically connected with the conductive fabric layer through the silver nanowire conductive adhesive layer.
9. The Meng Xi glass fiber heating layer of claim 8, wherein the laser patterned electrode is a laser patterned copper mesh electrode.
10. The Meng Xi glass fiber heating layer according to claim 8, wherein the conductive fabric layer is formed by two layers of the mone glass fiber fabric which are staggered and folded in a 45-degree direction.
11. A method for manufacturing a heating layer of a monene glass fiber, for manufacturing a heating layer of a Meng Xi glass fiber as in any one of claims 8-10, the method comprising: preparing Meng Xi glass fiber prepreg, wherein Meng Xi glass fibers are formed by growing graphene on the surfaces of glass fibers by a CVD method; Providing a laser patterning electrode; Carrying out lamination assembly of a Mononene glass fiber heating layer, taking the Meng Xi glass fiber prepreg as a conductive fabric layer, and carrying out electric connection and interface compounding with the laser patterning electrode through a silver nanowire conductive adhesive layer; and curing and forming the assembled Mongolian glass fiber heating layer structure.

Description

Antenna window electric heating deicing system, mongolian glass fiber heating layer and manufacturing method Technical Field The disclosure relates to the technical field of aircraft deicing, in particular to an antenna window electric heating deicing system, a Mongolian glass fiber heating layer and a manufacturing method. Background With the continuous improvement of the performance of the aircraft, the antenna window is used as a protection and wave-transmitting window of key sensors such as radars and the like, and the reliability of the antenna window is very important. The electric heating deicing technology is a core means for guaranteeing the normal function of the antenna window in an icing environment, and is widely applied to various aviation aircrafts. However, the electric heating deicing system in the related art often has the problems of centralized control architecture, poor communication instantaneity and low lightning protection efficiency. Therefore, how to realize the distributed intelligent control of the deicing system and improve the anti-interference and lightning stroke protection capability of the deicing system becomes a problem to be solved urgently. Disclosure of Invention In view of the above, the present disclosure provides an antenna window electrical heating deicing system, a Mongolian glass fiber heating layer and a manufacturing method, so as to solve the problem of how to realize distributed intelligent control of the deicing system and improve the anti-interference and lightning protection capabilities thereof. In one aspect, the present disclosure provides an antenna window electrically heated deicing system, the system comprising: A cabin deicing master unit configured to communicate with a background central control unit independent of the aircraft master system for issuing deicing control instructions and receiving system status information; The cabin deicing slave station unit is in communication connection with the cabin deicing master control unit and is used for receiving deicing control instructions; The antenna window heating unit comprises a Mongolian glass fiber heating layer which is integrated in the antenna window composite material as a functional heating body, and the Mongolian glass fiber heating layer is electrically connected with the cabin deicing secondary station unit; the deicing state monitoring unit is configured to monitor temperature data of the Mongolian glass fiber heating layer and acquire lightning stroke monitoring information of the antenna window; The environment temperature and humidity sensor is in communication connection with the cabin deicing secondary station unit and is configured to acquire cabin external environment temperature and humidity information; A power controller in communication with the nacelle deicing secondary unit and configured to receive power regulation instructions of the nacelle deicing secondary unit; The lightning protection component is integrated in the antenna window heating unit and is electrically connected with the Mononene glass fiber heating layer; the cabin deicing secondary station unit is configured to send an electric power adjusting instruction to the power controller according to temperature data and cabin external environment temperature and humidity information, the power controller responds to the electric power adjusting instruction to control electric power supply parameters of the antenna window heating unit in real time so as to execute deicing operation, and the lightning protection assembly is configured to be a lightning current special diversion passage connected with the Mononene glass fiber heating layer in parallel. Another aspect of the present disclosure also provides a Mongolian glass fiber heating layer, the fine zone of heating of mongolian glass is integrated in the sandwich structure of the combined material of antenna window as the function zone of heating, include: the conductive fabric layer is woven by glass fibers with graphene grown on the surface; Laser patterning an electrode, and A silver nanowire conductive adhesive layer arranged between the laser patterning electrode and the conductive fabric layer; The laser patterning electrode is electrically connected with the conductive fabric layer through the silver nanowire conductive adhesive layer. The disclosure also provides a method for manufacturing the heating layer of the Mongolian glass fiber, which is used for manufacturing the heating layer of the Meng Xi glass fiber, and comprises the following steps: Preparing Meng Xi glass fiber prepreg, wherein the Mononene glass fiber is formed by growing graphene on the surface of the glass fiber by a CVD method; Providing a laser patterning electrode; laminating and laying to form a conductive-insulating gradient structure, wherein a Mononene glass fiber prepreg is used as a functional heating layer, and a laser patterning electrode is electrically connected with the f