Customer needs analysis
The University of Nottingham Ningbo is an educational cooperation project between the University of Nottingham and Zhejiang Wanli Education Group. The school is located in Ningbo Nangao Education Park, with a total construction area of ​​250,650 square meters, including 22 single buildings. As a Chinese branch of an internationally renowned university, the University of Nottingham Ningbo pays particular attention to promoting the overall improvement of education through informatization, thus building a road to take-off.
The integrated wiring system is the nerve center of the weak current system of the Nottingham University campus in Ningbo. It provides information transmission channels for data and telephone communication systems. It can form telephone networks and computer networks throughout the campus. It is the core infrastructure of intelligent buildings and is information. The most basic component of the system. Therefore, the client puts extremely high requirements on the construction of the entire system.
First of all, the integrated wiring system must have excellent technological advancement and reliability, which can meet the needs of various multimedia modern offices such as communication automation and office automation. Secondly, as a modern university, its wiring system must also have a high degree of flexibility and openness, and be able to support various applications of modern teaching, such as teacher lesson preparation system, principal evaluation system, student status management system, and one-card management system.
In addition, due to the rapid development of the domestic education industry, customers also require that the newly-built integrated wiring system be able to face the development of the school in the next ten years and have sufficient scalability and investment protection capabilities.
Scheme selection
In accordance with the requirements of the above system construction, after a comprehensive market research and comparison of solutions from multiple suppliers, the school finally selected Molex's unshielded six-type modular wiring system for the campus comprehensive wiring system in the United States. Construction. The program is simple to install, more complete investment protection, provides a faster and more reliable information transmission platform, and enjoys 25 years of quality assurance.
The intelligent integrated wiring system is centered on the teaching and scientific research of the university, with the focus on the management of various departments and the exchange of resources between various campuses and other colleges. It builds a structured integrated wiring system and is aimed at the education system. After the system is completed, it needs to have the following characteristics:
1. Comprehensiveness of the system
The system can support various digital, data communications, multimedia technologies, and information management systems, and can be connected to external networks to meet the basic needs of current and future technological developments.
2. Openness of the system
Now, there are more and more university students, and the corresponding teachers are also increasing, and the trend is increasing year by year, and the capacity of the university campus is also increasing. The good openness of the wiring system can meet the Internet needs of a growing group of students and teachers.
3. System security
The system should be able to guarantee the safety of the academic achievements of many teaching and research institutions in the university.
4. Advanced and flexible system
The system can help the school build a good modern working condition and support system for campus information network. Based on school education management, education statistics, etc., using modern computer, communication, multimedia, software technology, the data center (database), Composed of system software and information support system, it can integrate various transaction processing systems, basic office software and other application systems, providing a simple, advanced and practical technical platform for school teaching, scientific research and management.
5. System scalability
The wiring system is expandable, so that when there is greater development in the future, it is easy to expand the equipment into it. This scheme uses a tree-shaped star structure to support the current and future applications of various networks. Through jumpers and different network devices, a variety of networks with different logical topologies can be realized. Once the system is expanded, only new cables need to be added to the relevant "tree forks".
6. System economics
On the premise of meeting the campus's demand for integrated wiring system, the system guarantees certain advancement and pursues the best cost performance.
7. Design rationality
The design of the system not only considers its openness, advancement and flexibility, but also seriously considers the rationality and practicability of the entire system design, so that the integrated wiring system can reach the high-speed information channel in the most economical way. The purpose of the request.
Program implementation
The intelligent comprehensive wiring system adopts a star topology topology modular wiring method, which is composed of a work area subsystem, a horizontal area subsystem, a management area subsystem, a vertical area subsystem, an equipment room subsystem, and a building group subsystem.
The University of Nottingham Ningbo campus includes a total of 22 individual buildings in Phase I and Phase II that require integrated wiring system design. This time, the detailed information point layout and design were carried out for the 11 buildings of the first phase of the project, and the design of the temporary fiber access for the remaining 11 buildings of the second phase of the project.
The work area subsystem consists of information sockets and jumpers (cables connecting the information socket to the terminal equipment) located in the offices, computer rooms, classrooms, conference rooms, reading rooms, etc. of each building. Among them, there are 6522 data information points, 2777 voice information points, and 188 voice line information points. Six types of unshielded RJ45 modules are used for the data and voice of the floor work area subsystem of each building.
The horizontal subsystem is composed of cables from the floor wiring room in each building to each work area. All horizontal cables use six types of unshielded twisted pair cables, and the transmission bandwidth of the twisted pair is 250MHz.
The vertical backbone of this system adopts a star structure, which is laid out from the main room on the first floor of the comprehensive administrative building to the second-level main wiring closet of each building. The data backbone of the main computer room on the first floor of the comprehensive administrative building to the second-level main wiring room of each building in the campus uses outdoor six-core single-mode optical fiber; the first-level and second-level main wiring room to the distribution line room of this building uses indoor six-core Multimode fiber; use four-core indoor multimode fiber to the computer classroom.
The management subsystem installs the telephone module, computer module, and network module in a cabinet, and maintains the same plane, which brings great convenience to the unified layout and management of cables.
Implementation Effect
An engineer of the campus network system construction at the University of Nottingham Ningbo stated in the evaluation of the newly-built wiring system: "The integrated wiring system can better meet the school ’s various business application needs. It is safe, advanced, scalable and flexible. The sexual aspect has achieved the expected goal. It has laid a solid foundation for the construction of information technology at the University of Nottingham Ningbo, and has made us more confident to promote the internationalization of the education model in an all-round way through the modernization of educational technology. We are satisfied with Molex's products and services. "
The integrated wiring connects voice and data communication equipment, switch equipment, information management system and equipment control system, and security system to each other, and also connects these equipment to external communication networks. It is the department of the Ningbo campus of the University of Nottingham Ningbo (teaching management, scientific research management) , Academic records management, logistics management and other departments) provide efficient and reliable management tools and environment.
In addition, the new system will also provide a variety of teaching resources sharing and communication channels for each campus of the University of Nottingham Ningbo, helping schools use the campus intelligent network system to change the teaching mode centered on classrooms and teachers, and differentiate classrooms, teachers, students, etc. Of schools and social information resources are connected through the network, and connected with the wide area network outside the school to achieve resource sharing.
The successful deployment and implementation of the comprehensive wiring system of the University of Nottingham Ningbo has once again proved that the six types of wiring systems of the Molex Enterprise Cabling Network Department are stable, reliable, flexible, scalable and easy to maintain. They are very suitable for campus network systems and are worthy of the trust of users in the education industry. . This is also the result of Molex Enterprise Wiring Network Department, as the world's leading structured cabling system manufacturer, who has been deeply studying the information needs of domestic users and always implementing user customization strategies after long-term hard work.
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