The road to the construction of LED landscape lighting works of Yanxia Bridge in Wuhan Chuhe Han Street

1. Project Introduction

As a centuries-old gift of the 1911 Revolution, the new Wuhan Central Cultural District “Chuhe Han Street”, which combines historical culture and modern prosperity, was unveiled before the National Day, attracting visitors from all over the world and gathering ancient and modern civilizations.

Chuhe Han Street is located between Donghu and Shahu in Wuchang District, Wuhan. It has a planned area of ​​about 18,000 square kilometers and a total investment of 60 billion yuan. It is a world with culture as the core and a combination of tourism, commerce, business and residential functions. Grade waterfront leisure pedestrian street. “Chu River” runs through the project, and guests can take a boat ride on the river to see the beautiful scenery of the two sides of the river, and the “Han Street” is located on the south bank of the “Chu River”. The total length is about 1,500 meters, and its architectural style fully excavates Wuhan. The local ancient architectural features, integrated into the various elements of Jingchu culture, gathered nearly 300 domestic and foreign first-class merchants, officially opened on September 30, 2011.

There are four bridges across the Chu River, forming a “timeline” from the east to the west along the Chu River, expressing classical, modern, modern and ultra-modern styles. Among them, the Yanxia Bridge, which is close to the Shahu Lake in the west, is the “Bridge of Light” that represents the future. On October 10th, the Xinhai Centennial Celebration has blossomed into a dazzling “light of the future”, which is praised by the owners as the construction history of Shahu and even the whole of Wuhan. A beautiful flower on the top.

The LED night lighting of Yanxia Bridge is designed and constructed by Wuhan Jindongfang. The products and technologies are provided by Keyihua. The LED landscape starlights and LED intelligent control system used by the Expo Valley Sunshine Valley are used. Create a boutique of Wuhan LED landscape lighting. This bridge is currently the most advanced technology in the LED landscape lighting in Wuhan, the most technically difficult, and the use of LED landscape lighting and intelligent control of the largest number of projects, representing the world's leading level in the industry.

Wuhan Chuhe Han Street Yanxia Bridge night scene renderings - Ambilight

2. Avant-garde design concept

2.1 Art scene design and debugging

The shape of the Yanxia Bridge is quite unique. The irregular twisting shape above the bridge creates an infinitely extended sense of space and futuristic. In order to reflect the architectural features and connotations of the bridge at night, the expression of the night image is highlighted. The surreal artistic effect of the futuristic, LED star lights embellished with the bridge form a huge twisting screen at night, changing various colors and patterns, with a magical artistic expression, and echoing the surrounding business atmosphere, Ambilight shines in the future.

In the production of artistic scene effects, the difficulty lies in the fact that the deformed surface of the twisted surface is different from the ordinary plane. If the shaped surface directly plays the artistic scene, visual distortion will occur. However, using the Keyihua LED intelligent scene editing system, the effect can be designed on the realistic three-dimensional lighting diagram of the bridge body, and the distortion and deformation can be easily corrected to realize the full-angle three-dimensional preview, and then the generated effect file is imported into the control system. It will enable the Yanxia Bridge to present a dynamic and smooth colorful change effect, such as smoke, and bring you visual shock and enjoyment. Moreover, Keyihua LED intelligent scene editing system is easy to operate and easy to learn. Each scene design and production can be completed in about half an hour, and the designer can easily master it, thus ensuring the creation and realization of rich artistic scene effects.

2.2 Design and product quality "four controls"

In order to ensure the success of the Wuhan Chuhe Hanjie Yanxia Bridge project, the product and technology provider Fang Keyihua communicated with Jindong in the early stage of the project, and strictly controlled and checked the design and product quality from four aspects.

Control 1: Art Effect Design Quality Control

According to the design effect and Ke Yihua's on-the-spot investigation, the systematic analysis of the lighting art landscape works and communication with the design side are carried out from five aspects: geographical environment, architectural characteristics, human characteristics, architectural functions and pedestrians' viewpoints. Artistic effects and design quality.

Control 2: Light effect design quality control

Keyihua organizes professional talents in the company to analyze the artistic effects from the aspects of brightness, color, color temperature, resolution, refresh rate, whether to destroy the daytime landscape, whether there is any destructive effect, and based on its deep landscape lighting experience. Accumulate and develop specific light efficiency requirements.

Control 3: LED landscape lighting and intelligent control system

The design quality control adopts the company's mature strong electric and weak electric control system schemes, completes the landscape lighting and control system design according to the actual project, and completes the simulation test in the company to ensure the system is efficient and stable.

Control 4: LED landscape lighting and intelligent control products

Design quality control adopts the mature scheme of special LED landscape lamps and intelligent controllers of Sun Valley in Shanghai World Expo 2010. On this basis, through repeated light effect experiments, fine-tuning the parameters of lamps, thus ensuring the stability of LED landscape lamps and intelligent control products. Reliable and luminous efficiency requirements.

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