Project Case
The main venue of the Anhui Provincial Games is the Chuzhou Olympic Sports Center


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Renderings

The project of Chuzhou Olympic Sports Center is the venue for the 15th Anhui Provincial Games. The project is located at the intersection of Chuzhou Avenue and Hengxing Road in Chuzhou City. The project base consists of three single buildings, namely, stadium, gymnasium and Natatorium, and outdoor auxiliary buildings, with an area of 541000 square meters and a total construction area of 132400 square meters. Structural form: Reinforced concrete frame structure, with a steel structure roof on the upper part, designed for a service life of 50 years, with a seismic fortification intensity of 7 degrees, positioned as a national sports building Class A standard, meeting the requirements for hosting national and individual international competitions.
The construction area of the sports stadium is 69988 square meters, with an above ground construction area of 61600 square meters and an underground construction area of 8388 square meters. There are one underground floor and four above ground floors, with a building height of 46.1 meters and a designed seating capacity of 39222.
The building area of the gymnasium is 31978 square meters, with four floors above ground and a building height of 30.45 meters. It is designed with 6551 seats.
The Natatorium has a construction area of 29878 square meters, a ground construction area of 23376 square meters, an underground construction area of 2521 square meters, one floor underground, three floors above the ground, a building height of 27.65 meters, and 1676 seats designed.

stadium

The stadium has about 39222,<> seats, and the audio system is designed to meet the multi-functional use requirements of international and domestic events and events.

Stadium sound reinforcement system engineering

The ground floor site is distributed with 8 interface boxes, distributed equidistant along the wall, and the signal is transmitted back to the No. 1 and No. 1 weak current audio optical transceivers on the first floor, which are used for the transmission and conversion of optical fiber/audio signals.

The three-story power amplifier room and sound reinforcement control room area, the sound reinforcement control room is equipped with two mixers to achieve system backup, and the sound reinforcement control room and the power amplifier room are each equipped with three 42U cabinets to receive the audio signals sent by all interface box points through single-mode optical fiber.

In the four-layer rostrum area, 4 interface boxes are distributed in the rostrum area, and the signal is transmitted back to the No. 3 weak current room audio optical transceiver on the 1rd floor, which is used for the microphone of the rostrum conference and the expansion of audio signal (optical fiber conversion).

In the five-story horse track area, 16 groups of line array speakers are evenly distributed facing the audience seats, and 10 groups of point sound source speakers are facing the competition venue.



gym

The stadium has about 6551,<> seats, and the audio system is designed to meet the multi-functional requirements of international and domestic events and events.

The ground floor site is distributed with 4 interface boxes, which are distributed equidistant along the walls. Signal backhaul No. 1 No. 1, No. 3, No. 4 weak current inter-audio optical transceiver for the transmission and conversion of optical fiber/audio signals.

In the rostrum area on the second floor, 2 interface boxes are distributed on the side of the stairs, and the signal is transmitted back to the No. 2 weak current room audio optical transceiver on the second floor, which is used for the transmission and conversion of optical fiber/audio signals.

Four-layer sound reinforcement, large screen, lighting control room; The sound reinforcement control room is equipped with two 2U cabinets, which receive audio signals sent by all interface box points through single-mode optical fiber.

Swimming pool

The swimming pool has about 1676 seats, and the audio system is designed to meet the multi-functional requirements of international and domestic competitions and activities.

The ground floor site is distributed with 2 interface boxes, which are distributed equidistant along the walls. Signal backhaul No. 1 weak current room audio optical transceiver on layer 1, used for the transmission and conversion of optical fiber/audio signals.

In the rostrum area on the second floor, 2 interface boxes are distributed on the side of the stairs, and the signal is transmitted back to the No. 1 weak current room audio optical transceiver on the first floor, which is used for the transmission and conversion of optical fiber/audio signals.

Three-layer sound reinforcement, large screen, lighting control room; The sound reinforcement control room is equipped with two 2U cabinets, which receive audio signals sent by all interface box points through single-mode optical fiber.

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Studiomaster speaker hanging chart

Sound reinforcement part:

The Q series products of the British brand Studiomaster cover the whole audience.

Studiomaster Q series line arrayIt is a new systematic high-precision compact linear array system developed to meet the needs of high-quality sound reproduction, a variety of combinations, and easy to operate and use; Adopting a new design concept, flexible system combination, transportation and installation, pursuing high-quality sound of loudspeakers, excellent performance performance and powerful expansion possibilities, it is very suitable for auditoriums, theaters and live mobile performances that require high-quality sound. For mobile performances: In order to maintain the consistency of sound, the sound reinforcement of small to medium-sized performances can be completed through the combination of different numbers, different sizes and angles. Different combinations of Q series line array speakers can form a very dynamic system, with extremely small size and extremely high sound pressure level; The full-range system is combined with the ultra-low frequency speaker system, and the working frequency band can be extended to 35Hz, with extremely low power compression; Optimized opening design to further reduce airflow noise;

Studiomaster Q series point sound source products include: Q05Q06, Q08, Q10, Q12, Q15 six products, matched with Q15S, The Q18S and Q218S subwoofers were developed for mobile touring and fixed installationsSeries passive compact multi-purpose speaker system, widely used in theater, theater, club bar and other fixed installation places that require sound reinforcement. It is also ideal for applications such as commercial events, product displays, exhibitions, small live sound reinforcement, small clubs, movie halls, stage return front and back fill sound, etc. It has the characteristics of compact size, extremely high sound pressure, high speech intelligibility, and superior coverage angle control.

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Studiomaster speaker hanging diagram

The audience seats on the east, west, southeast, and southwest sides of the stadium are equipped with 7 sets, 6 sets, 1 set, and 1 set of Q-series Q210 (double ten inch linear array) linear speakers. The competition venue uses 10 sets of Q15 full frequency speakers, and the west podium uses 1 set of Q12 full frequency speakers.


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Analysis of Stadium Sound Field


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Live Photo - Q210 Speaker


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 Live audio hanging diagram - Q210 speaker


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The main sound reinforcement of the audience seats on the east and west sides of the stadium used 2 groups and 2 groups of Q15 full-range speakers respectively; The main sound reinforcement of the audience seats on the south and north sides used 7 groups and 7 groups of Q12 full-range speakers respectively; 2 sets of Q12 full-range speakers were used for the main sound reinforcement of the podium, and 4 groups of Q12 full-range speakers were used for back listening; Four sets of Q4 full-range speakers were evenly distributed to cover the venue with the main sound reinforcement of the competition venue; According to the acoustic analysis report, the maximum sound pressure level of the gymnasium is 15.106dB and the unevenness is 61.3dB, which meets the national first-class standard.

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Stadium sound field analysis


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Q Series loudspeakers


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Control room - monitor speakers

The audience seats in the swimming pool used 7 groups of Q15 full-range speakers for sound reinforcement and 4 groups of Q10 full-range speakers for back listening; Four sets of Q4 full-range speakers were evenly distributed to cover the venue with the main sound reinforcement of the competition venue; According to the acoustic analysis report, the maximum sound pressure level of the swimming pool is 15.1108dB, and the unevenness is 28.3dB, which meets the national first-class standard.


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Swimming pool sound field analysis


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Q-series speaker


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