Chap 4 Luminaires

7/23/2019 Chap 4 Luminaires

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44

4.1 (luminaire)

4.2

(2550, 127)

4.2.1

4.1


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4.1

4.2

4.2

2

4.2.1.1 (CRI) (255 0) 4


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85

4.2.1.1.1 (Bare Type Luminaire) 4.3

4.3

4.2.1.1.2 (Industrial Luminaire) ( reflector)

4.4

4.4

4.2.1.1.3 (Diffuser Luminaire) (diffuser)


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86

(opal) ( prismatic) (stipple) 4.5

4.5

4.2.1.1.4 (Louver Luminaire) ( louver ) 4.6

4.6

4.2.1.2 2 4 4.7


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87

4.7 : , 2550

4.2.2

4.8 ( LPG) 4.9

4.8


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88

4.9

4.10

4.10 :(), 2550

4.2.3

3


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89

4.2.3.1 (PendantMounted)

4.11 . (high bay) 4.11 .

. .

4.11

4.2.3.2 (Ceiling Mounted) 3 4.12

. . 4.12


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90

4.2.3.3 (Ceiling Mounted) 4.13

4.13 :(), 2550

4.2.4

( lighting distribution curve) 6 (2543, 138) Frederic Jones (1989, p. 25-31)

4.2.4.1 ( Direct Distribution Type) (90-100 %) 4.14

4.14 :, 2543, 138


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4.2.4.2 ( Semi-direct Distribution Type) (60-90 %) 4.15

4.15 : , 2543, 138

4.2.4.3 ( Direct-indirect Distribution Type) 4.16

4.16 : , 2543, 138

4.2.4.4 ( General Diffuse Distribution Type) 4.17

4.17 : , 2543, 138


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4.2.4.5 ( Semi Indirect Distribution Type) (60-90%) 4.18

4.18

: , 2543, 138

4.2.4.6 ( Indirect Distribution Type) (90-100%) 4.19

4.19 : , 2543, 138

4.3 (coefficient of utilization, CU)

Gordon (2003, p.131) (2550, 146) IES CIE


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93

4.4

( plane of light distribution) 3 (axis ofrotation)

4.4.1 A-

0 A = 0 180 A = 180 A = 0 A = -180 0 = 0

90= 90 = 0= -904.20

4.20 A- :, 2543, 150


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4.4.2 B-

B = 0 B = 180 B = 0 B = -180 = 0= 90 = 0 = -904.21

4.21 B- :, 2543, 151

4.4.3 C-C = 0 C = 360 C = 0

= 0= 90= 0 = -90 4.22

4.22 C- :, 2543, 151


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95

90

270

0

180

C-2

C 0-180 2 C = 0C = 180 C 90-270 2 C = 90C = 270

4.23 2

4.23 C 0-180 C 90-270

2 C 0-180 C 90-270 C 90-270 C 0-180 4.24 . .

. .

4.24 C 0-180 C 90-270 :, 2543, 149


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96

4.5

C 3

4.5.1 (rotational symmetry)

( 2

) 4.25

4.25

4.5.2 (plane

symmetry) 4.26


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97

4.26

4.5.3 (asymmetry)

4.27 C

0-180

C90-270

cd/klm30 360 cd/klm 2,600 lm 360 cd/klm x 2.6 klm = 936 cd

4.27 :, 2543, 138


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4.6

( light control) Gordon (2003,

p. 105) AR MR PAR R (modify)

Gordon (2003, p. 105) (direct light) ( block light)

3 (reflection) (transmission)(refraction)

4.6.1 ( reflector)

3

4.6.1.1 ( Specular Reflection) 4.28 .

4.6.1.2 (Semi-specular (spread) Reflection) ( spread)

4.28 .

4.6.1.4 ( Diffuse Reflection) ( widedistribution) 4.28 .


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99

. . .4.28 : Gordon, 2003, p. 106

( reflector contours) 3 ( elliptical contour) (4.29 .) ( parabolic contour) (4.29 .) R (reflector lamp) ( circular contour) (4.29 .) ( compound contour)

. . .

4.29 : Gordon, 2003, p. 106-107


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100

4.6.2

( lens) 3

4.6.2.1 ( Direct Transmission) ( transparent material)

4.6.2.2 (Semi-diffuse (spread) Transmission) ( translucent material)

4.6.2.2 (Diffuse Transmission) ( opal glasses)

3 4.30

4.30 : Gordon, 2003, p. 111


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101

4.6.3

( prism) (lens) 4.31 (fresnel lens) ( concentrate beam)

4.31 : Gordon, 2003, p. 114

4.7 1


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102

45

45 2

(shielding angle, ) 45

( glare angle, ) 0 45 45

4.32

4.32

C- 4.32 45 45

= 50 = 40

= 45 = 45

= 40 = 50

= 30 = 60

= 0 = 90


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103

1. A (G)

1.15 4.1 a h

4.1

: , 2540, 3-8

: 0 5 ( , 2549, 29)

2. 500 lx

3. 2

1 (-) 4.33

2 () 4.34


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104

4.33

: , 2540, 3-8

4.34 : , 2540, 3-8

4.

4.1

L = (cd/m2) (4.1)

I()

A cos


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105

A / (m2)I() ( cd)

455565 75

5. 45 5565

75 ( A)

4.1 75 A

A

500 lx 4.1 C

4.34


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106

2

1. A

2.

2 1. C 4.34

L(45) = 5,000 cd/m2

L(55) = 3,400 cd/m2

L(65) = 2,100 cd/m2

L(75) = 1,350 cd/m2

2.

I() = (cd/klm)(lm)/1000 (cd)

I(45) = (135)(40 x 2 x 75)/1,000 = 810 cd

I(55) = (45)(40 x 2 x 75)/1,000 = 270 cd

I(65) = (0)(40 x 2 x 75)/1,000 = 0 cd

I(75) = (0)(40 x 2 x 75)/1,000 = 0 cd

3. , A A = (0.3 m) (1.2 m) = 0.36 m

2

4. 4.1


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107

L(45) = (cd/m2)

L(45) = cd/m2

= 3,182 cd/m2

L(55) = cd/m2

= 1,307.6 cd/m2

L(65) = 0 cd/m2

L(75) = 0 cd/m2

5.

45 3,182 cd/m2< 5,000 cd/m255 1,307.6 cd/m2< 3,400 cd/m2

65 75 0 cd/m2< 2,100 1,350 cd/m2

A

4.8 ( index of protection, IP)

I(45)

A cos 45

810 cd

(0.36 m2)(cos 45)

270 cd

0.36 m2

cos 55


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108

2 IP 2

IP 65 : 4.2

4.2

IP00

IP11 >50 mm. 0

IP20 >12 mm.

IP22 >12 mm. 15

IP33 >2.5 mm. (Splash)

IP40 >1 mm.

IP50 IP54 (Spray)

IP55 (Water Jet)

IP65 (Water Jet)

: , 2551


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109

4.9

(2550)

1. (

)2.

3.

4.

4.10

( 2550)

1. (shield type)


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110

2. (disconnectingswitch)

4.11

5, 6 5

6 7

4.12 1. 2.

3. 4. 5.

6.


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111

7.

8. C C

9. C 1 1

10. C

11. C

12 13

12. 13.

() 3,350 14. 40


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15. 500 2 x 36 W x x 595 x 1,220 x 90

cd/klm

45 C 0

A

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Chap 4 Luminaires