According to the relevant international sports building standards, stadiums and gymnasiums can be classified according to [Table 1] according to their use functions and TV broadcast requirements.
Grade
Use function
TV broadcast requirements
I
Training and recreational activities
No TV broadcast
II
Amateur competition & professional training
III
Professional competition
IV
TV broadcast national international competitions
TV broadcast
V
TV broadcast major international competitions
VI
HDTV broadcast of major international competitions
–
TV emergency
Note: HDTV refers to high-definition television
Standard Value of Chinese Venue Lighting
Comprehensive China “Sports Building Electrical Design Code” JGJ354-2014, “Sports Stadium Lighting Design and Testing Standards” JGJ 153-2007, “Venue Lighting Use Requirements and Inspection Methods Part 1: Outdoor Football Fields and Comprehensive Stadiums” TY/T 1002.1 -2005 and other standards, introduce relevant indicators one by one.
★Horizontal illumination
The standard value of the horizontal illuminance of the site lighting shall meet the requirements of [Table 2].
Grade
I
II
III
IV
V
VI
–
Use function
Sports
Training and recreational activities
Amateur competition & professional training
Professional competition
TV broadcast national international competitions
TV broadcast major international competitions
HDTV broadcast of major international competitions
TV emergency
Athletics, football, equestrianism, swimming, diving, water polo, synchronized swimming
Note: [Table 2] Standard values of horizontal illuminance. When there are two values in the same grid in the table, the value of PA or baseball or softball in the main competition area before “/”, and the TA value of the total competition area or the value of baseball and softball outside field after “/”.
★Vertical illuminance
The vertical illuminance of the lighting of the venue is not assessed for level III and below, and the standard value of vertical illuminance must meet the requirements of [Table 3].
Grade
IV
V
VI
–
Sports
TV broadcast national international competitions
TV broadcast major international competitions
HDTV broadcast of major international competitions
TV emergency
Vertical illuminance
Emax
Emin
Emax
Emin
Emax
Eavg
Emin
Emin
Athletics, football, equestrianism, swimming, diving, water polo, synchronized swimming
Note: [Table 3] Standard value of vertical illuminance. When there are two values in the same grid in the table, the value of PA or baseball or softball in the main competition area before “/”, and the TA value of the total competition area or the value of baseball and softball outside field after “/”.
Shooting and archery events are special, and the standard value of the vertical illuminance of the bullseye should be:
Class III and below 1000lx;
Class IV and Class V 1500lx;
Class VI 2000lx.
★Evenness
The standard value of the uniformity of the horizontal illumination of the site lighting should meet the requirements of [Table 4].
Grade
I
II
III
IV
V
VI
–
Use function
Sports
Training and recreational activities
Amateur competition & professional training
Professional competition
TV broadcast national international competitions
TV broadcast major international competitions
HDTV broadcast of major international competitions
Swimming, diving, water polo, synchronized swimming
-/0.3
0.3/0.5
0.4/0.6
0.5/0.7
0.6/0.8
0.7/0.8
0.5/0.7
Pingpong
-/0.5
0.4/0.6
0.5/0.7
0.5/0.7
0.6/0.8
0.7/0.8
0.5/0.7
Baseball, softball
-/0.3
0.4(0.3)/0.6(0.5)
0.5(0.4)/0.7(0.6)
0.5(0.4)/0.7(0.6)
0.6(0.5)/0.8(0.7)
0.7(0.6)/0.8(0.8)
0.5(0.4)/0.7(0.6)
Tennis
-/0.5
0.4(0.3)/0.6(0.5)
0.5(0.4)/0.7(0.6)
0.5(0.4)/0.7(0.6)
0.6(0.5)/0.8(0.7)
0.7(0.6)/0.8(0.8)
0.5(0.4)/0.7(0.6)
Badminton
-/0.5
0.5(0.4)/0.7(0.6)
0.5(0.4)/0.7(0.6)
0.5(0.4)/0.7(0.6)
0.6(0.5)/0.8(0.7)
0.7(0.6)/0.8(0.8)
0.5(0.4)/0.7(0.6)
Shooting, archery
-/0.5
-/0.5
-/0.5
0.4/0.6
0.4/0.6
0.4/0.6
–
fencing
-/0.5
0.5/0.7
0.5/0.7
0.5/0.7
0.6/0.8
0.7/0.8
0.5/0.7
Wrestling, judo, taekwondo, martial arts
-/0.5
0.4/0.6
0.5/0.7
0.5/0.7
0.6/0.8
0.7/0.8
0.5/0.7
Boxing
-/0.7
0.6/0.8
0.7/0.8
0.7/0.8
0.7/0.8
0.7/0.8
0.6/0.8
Note: [Table 4] Standard value of horizontal illuminance uniformity. In the same grid in the table, the value of U1 before “/”, the value of U2 after “/”; the value of TA in the total competition area or the value of baseball and softball outside the “()”, the PA of the main competition area outside of “()” The value of the baseball or softball infield.
★Light source chromaticity parameters
The color rendering index of the site lighting source is not less than 65, and the correlated color temperature is 3500~6500K. The details are different from the level of the competition, the situation of TV broadcast, and the sports.
★Glare
The glare index GR value should meet the requirements in the table below.
Venue type
Indoor
Outdoor
Matches
<30
<50
Training & recreation
<35
<55
★Lighting calculation
The maintenance coefficient value during lighting calculation shall be selected according to the following requirements:
①The indoor site maintenance coefficient is 0.8;
②The maintenance coefficient of general outdoor places is 0.8, and that of severely polluted areas is 0.7.
③For outdoor stadiums in foggy areas, the influence of the atmosphere shall be included, and the atmospheric absorption coefficient shall be taken as required by the following table;
④The allowable deviation of the design illuminance value should not exceed the standard value of illuminance ﹢10%
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Note: [Table 4] Standard value of horizontal illuminance uniformity. In the same grid in the table, the value of U1 before “/”, the value of U2 after “/”; the value of TA in the total competition area or the value of baseball and softball outside the “()”, the PA of the main competition area outside of “()” The value of the baseball or softball infield.
★Lighting calculation