The structure and characteristics of ADSS optical cable

　　ADSS optical cable, the full name is All Dielectric Self-Supporting optical cable, which is all-media self-supporting optical cable. It is a communication optical cable specially designed for aerial laying of power towers. It has excellent properties such as light weight, high strength, corrosion resistance, and anti-aging, and is widely used in power communication networks. This article will introduce the structure and characteristics of ADSS optical cable in detail.

　　1. Structure of ADSS optical cable

　　The structural design of ADSS optical cable fully considers the special environment of overhead laying, and mainly includes several major parts such as central strength member, loose tube, optical fiber, and sheath.

　　Central reinforcement: Located in the center of the optical cable, it is usually made of high-strength steel wire or aramid fiber. It is used to increase the mechanical strength of the optical cable and ensure that the optical cable can withstand the influence of wind, rain, snow and other natural factors during the overhead laying process.

　　Loose tube: There are multiple loose tubes tightly arranged around the central stiffener, and the loose tubes are filled with optical fibers. The design of the loose tube not only protects the optical fiber from the external environment, but also allows the optical fiber to have a certain amount of movement space inside the optical cable to adapt to expansion and contraction caused by temperature changes.

　　Optical fiber: As the core part of the optical cable, the optical fiber is responsible for transmitting optical signals. ADSS optical cables usually use single-mode or multi-mode optical fibers, which have the characteristics of large transmission capacity, low loss, and strong anti-interference ability.

　　Sheath: The outermost layer of the optical cable is the sheath, which is usually made of a polymer material with good weather resistance. The sheath not only provides additional mechanical protection for the optical cable, but also has good electrical insulation properties, ensuring the safe use of the optical cable on power poles and towers.

　　2. Characteristics of ADSS optical cable

　　ADSS optical cable has the following notable features due to its unique design and structure:

　　Self-supporting design: ADSS optical cables do not require additional support structures and can be directly installed on power poles, reducing installation costs and maintenance difficulty.

　　All-dielectric materials: Optical cables are made of all-dielectric materials, which have good electrical insulation properties and will not cause interference or safety hazards to power lines.

　　Excellent weather resistance: The sheath material has good weather resistance and can be used for a long time in various harsh environments, ensuring the stability and reliability of the optical cable.

　　High transmission performance: Using high-quality optical fibers and advanced manufacturing technology, ADSS optical cables have excellent transmission performance and can meet the high bandwidth and low loss requirements of power communication networks.

　　Flexible installation method: ADSS optical cable can be bent and stretched according to actual needs, adapting to different pole-tower spacing and terrain conditions, achieving flexible installation.

　　To sum up, ADSS optical cable plays an important role in power communication networks with its unique structure and excellent performance. With the continuous development of power communication technology, ADSS optical cable will continue to give full play to its advantages and provide reliable communication guarantee for the stable operation of the power system.