
[電子] 電磁屏蔽
Cover and housing using labyrinth teeth mesh together, electromagnetic shielding is good. Cold assembly, quickly and without damage to parts.
蓋闆與殼體采用迷宮式齒齧合,電磁屏蔽優良。冷裝配,快捷而且不會損傷零件;
Continuous and uniform layer of Nickel was obtained on the surface of birch veneer through electroless plating in order to produce wood-metal composite which has electromagnetic shielding properties.
通過對桦木單闆表面化學鍍鎳,可以得到連續、均勻的鍍層,從而制得具有良好導電性和電磁屏蔽功能的木材-金屬複合材料。
Wood material is treated with electroless plating, and the preparation of wood electromagnetic shielding material is regarded as a new type material for eliminating electromagnetic pollution.
本研究采用化學鍍的方式對木材進行處理,制備出的木質電磁屏蔽材料是一種新型消除電磁污染的材料。
The conductive fabric is a kind of important new material or product for electromagnetic shielding.
電磁波屏蔽織物是現代電磁屏蔽材料中不可或缺的一種新型産品。
As the volume fraction of the silver-coated nickel powder was 50.5%, the silicone sealant had good electromagnetic shielding property during high frequency.
當鍍銀鎳粉的體積分數為50.5%時,有機矽密封劑在高頻率範圍具有良好的電磁屏蔽性能。
The principle of electromagnetic shielding and conductive mechanism of electromagnetic shielding paint are described.
闡述了電磁屏蔽塗料的電磁屏蔽原理和導電機理;
An electromagnetic shielding conductive coating, based on alkyd resin as binder, copper power as conductive filler, solvents and additives, has been developed.
采用醇酸樹脂為基料,金屬銅粉為導電填料以及溶劑和助劑,研制成電磁屏蔽導電塗料;
In recent years, conductive fabrics have been considered for electromagnetic shielding and anti-electrostatic purposes in various applications for the defense, electrical, and electronic industries.
近些年來,具有電磁屏蔽效果和抗靜電功能的導電紡織品被廣泛應用于國防、電器和電子産業等各領域。
The electromagnetic shielding principle of the conductive coating, formulation and preparation, application method and performance results were described.
本文叙述了導電塗層電磁屏蔽的基本原理、塗料的組成和制備、施工方法和性能測試結果。
The manufacturing technology of wood fiber-copper wire net composite MDF, which have electromagnetic shielding effectiveness(ESE), was stu***d in this paper.
筆者重點研究了不同目數的銅絲網和木材纖維壓制具有電磁屏蔽效能的複合MDF的生産工藝。
EMS (Electromagnetic shielding) composites were manufactured by respectively laminating metal-coated carbon fiber felt with epoxy, PP, ABS, PS, and PE.
采用鍍金屬炭氈與環氧樹脂、聚丙烯(PP)、ABS、聚*********(PS)、聚乙烯(PE)複合制備電磁屏蔽(EMS)複合材料。
Principle of EMS and carbon fiber property are introduced briefly. Development and applications of carbon fiber reinforced plastics in electromagnetic shielding composites are discussed in detail.
簡要闡述電磁屏蔽的原理,介紹了碳纖維的性能,論述了碳纖維增強塑料應用于電磁屏蔽複合材料的主要形式和研究的主要内容。
A waterborne Ni-based electromagnetic shielding paint for building interior wall based on conductive Ni powders and acrylic latex was prepared.
用導電鎳粉與*********乳液為主要原料,制備了水性鎳系内牆電磁屏蔽塗料。
The categories of conductive coating, conductive mechanism, composition of blending conductive coating and its application to the field of electromagnetic shielding are summarized.
綜述了電磁屏蔽用摻合型導電塗料的導電機理以及組成,展望了導電塗料的發展。
The painted ABS plate had good electromagnetic shielding effectiveness.
塗料塗覆的ABS闆的電磁屏蔽性能較好。
By lots of contrast experiments, tourmaline powders are made into the composite coatings, the performance testing proved that tourmaline powders really have the effect of electromagnetic shielding.
通過對比實驗,将電氣石粉體制成了複合塗料,測試證實了電氣石粉體的電磁屏蔽性能。
The effects of film-forming resins, metallic powder, additives and solvents on the electromagnetic shielding and microstructure of the film were discussed.
讨論了成膜樹脂、金屬微粉、各種添加劑和溶劑等對塗層電磁屏蔽的影響。
Is widely used in the field of electromagnetic shielding.
現廣泛應用于電磁屏蔽領域。
Manufacturing process of electromagnetic shielding glass shares the same technology as that of laminated glass.
電磁屏蔽玻璃的制作是采用夾層玻璃的工藝完成的。
The latest progress on applications of PANI composites in the fields of sensor, electromagnetic shielding, metal anti-corrosion, antistatic material, and so on is reviewed.
綜述PANI複合材料在傳感器、電磁屏蔽、金屬防腐和抗靜電材料等領域應用研究的最新進展,并指出了影響PANI複合材料性能的因素。
Finally the paper gives some numerical data on the structure of the foreign electromagnetic shielding cables.
最後又給出國外電磁屏蔽電纜的某些結構數據。
In this paper, a new method to solve the electromagnetic shielding problems of a thin cylindrical shell of arbitrary cross section is presented.
本文給出了求解任意橫截面柱形薄殼體電磁屏蔽問題的一種新方法。
Current-day voice to skull cannot be stopped by any known electromagnetic shielding, a fact which demonstrates how advanced classified mind control technology has become.
當前,聲音到頭骨的傳播不能被任何電磁屏蔽物加以阻止,而這個事實也想我們證實了這種類别的精神控制技術已經變得如此地先進。
|electromagnetic screen;[電子]電磁屏蔽
電磁屏蔽(Electromagnetic Shielding)是指通過特定材料或結構設計,限制電磁場在空間中的傳播,從而減少電子設備之間的幹擾或降低外界電磁波對敏感元件的負面影響。該技術廣泛應用于電子工程、通信系統和航空航天等領域,其核心原理是利用導電或導磁材料的物理特性,将電磁能量反射、吸收或導引至接地路徑。
電磁屏蔽的本質是通過法拉第籠效應(Faraday Cage Effect)或趨膚效應(Skin Effect)實現。當電磁波接觸導電材料(如銅、鋁)時,材料表面的自由電子會形成反向電場,反射部分電磁能量;剩餘能量則因材料電阻轉化為熱能消耗。對于低頻磁場,通常采用高磁導率材料(如矽鋼片)引導磁力線,避免其穿透屏蔽體。
常見屏蔽材料包括金屬箔、導電泡沫、鐵氧體及納米複合材料。國際标準組織ISO 11452-8規定了汽車電子元件的屏蔽效能測試方法,要求材料在1-18GHz頻段内衰減值大于60dB。近年來,石墨烯和MXene等新型二維材料因高導電性和輕量化特性成為研究熱點(參考來源:英國皇家化學會《材料化學》期刊)。
electromagnetic shielding(電磁屏蔽)是用于阻止或減弱電磁場傳播的技術手段。以下是詳細解釋:
electromagnetic shielding指通過特定材料或結構,限制電磁波在空間中的傳播範圍,從而減少電磁幹擾(EMI)或電磁輻射對設備或環境的影響。
如需進一步了解具體材料或技術細節,可參考電磁學教材或專業期刊(如提到的JCR Q1期刊專題)。
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