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AC・DC軸流ファン 技術解説 &ブロア¼ˆ 3 ) P Q特性と回転速度の関係がわかっているファンまたはブ ロ アを機器に取付け、回転速度を測定して通風抵抗を把握する

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  • www.nidec-servo.com 2014G-6

    ACDC

    PQ 1 .

    1

    2

    2 .

    PQ3

    1/21/5

    1/21/5

    0 P a

    QFmax

    3Y

    0

    3

    4

    4

    PQ

    1

    1

    80

    QF2QB2

    44

    1QB1

    QF1

    22,3PQ

    4

    G-32

    3 9 2

    32 25

    3 .

    2 - 1 -

    Q Q m 3 /s

    C W

    kg/ m 3

    C J/kg

    1200 T

    2 5

    5 0 110 0

    100W 10

    Q 10 0

    8.3 1 0 3 m 3 /s 0.50 m 3 /mi n 12001 0

    0.50 m 3 /min

    m 3 /min

    -3

    QF 1 QF 2 QFmax QB 1 QB2

    Pa

    4

    3 3

    2

    3

    2

    47.5W 1

    m 3 /min

    -4

    Pa

    36W

    m 3 /min

    -5

    100

    W

    200

    300

    400

    500

    600

    0.4 0.8 1.2 1.6 2.0 2.4 2. 8 3.2

  • www.nidec-servo.com 2014 G-7

    ACDC 4 .

    1.31.5

    6

    2

    1

    2 3 D

    3 P Q

    5 . PQ

    2 2 2

    QF1

    QF 2

    2 2 1.5

    QF1

    QF2

    9

    2 2

    1.8 2

    6 . PQ

    DCPQ

    AC

    DC

    1

    1010

    21

    1019+21

    1010

    DUTY

    PQ

    1 2

    7 . PQ

    PQ

    +1+5dB

    10mm

    12038mm AC CN55B3

    PQ1213

    m 3 /min

    -6

    Pa

    1. 3 1.5

    Q1 Q2=Q10.8

    (m 3 / min)

    (Pa)

    H2H10.6 4

    H1

    (m 3 / min)

    10 11

    (Pa)

    2 0 DOWN 1 0 UP

    QF2 QF1 QF1 QF2 Q1 Q2=Q11.1

    H 1 H2H11.21

    -13 -12

    0 0. 4 0. 8 1. 2 1. 6 2 2. 4 2.8

    0 2 0

    40

    50HZ

    60HZ

    8 0 100

    0 0. 4 0. 8 1. 2 1. 6 2 2. 4 2.8

    0 2 0

    40

    m 3 m 3

    50HZ

    60HZ

    8 0 100

    -7

    H1

    Q 1 QF 2 Q2 QF1

    (m 3 / min)

    (Pa)

    -8

    Q1

    (m 3 / min)

    (Pa)

    H1

    QF1 QF2

    -9 (m 3 / min)

    Q1

    (Pa)

    H1

    QF1 QF2

    QF1 QF2

  • www.nidec-servo.com 2014G-8

    ACDC 8 . PQ

    PQP a m 3 /mi n

    CFM

    1

    2

    9 . PQ

    ANSI/AMCA Standard210-8 5 JI S

    B833 0

    PQ

    1 .

    2 .

    3 .

    +8dB+15dB

    4 .

    JIS-C-960 3

    1m 15d B A

    m 3 / s m 3 /mi n l/ S I/mi n m 3 / h ft 3 / S CFM

    PaN/m 2 mmH 2 O inH 2 O kgf/cm 2 at m ba r Ibf/in 2

    1 9.81

    2.4910 2

    9.8110 4

    1.0110 5

    1.0010 5

    6.910 3

    1.0210 -1

    1 25.410 1

    1.0010 4

    1.0310 4

    1.0210 4

    7.0310 2

    4.0210 -3

    3.9410 -2

    1 3.9410 2

    4.0710 2

    4.0210 2

    2.7710 1

    1.0210 -5

    1.0010 -4

    2.5410 -3

    1 1.03 1.02

    7.0310 -2

    9.8710 -6

    9.6810 -5

    2.4610 -3

    9.6810 -1

    1 9.8710 -1

    6.8110 -2

    1.0010 -5

    9.8010 -5

    2.4910 -3

    9.8110 -1

    1.01 1

    6.9010 -2

    1.4510 -4

    1.4210 -3

    3.6110 -2

    14.210 1

    14.710 1

    14.510 1

    1

    1 1.6710 -2

    1.0010 -3

    1.6710 -4

    2.7810 -4

    2.8310 -2

    4.7210 -4

    6.0010 1

    1 6.0010 -2

    1.0010 -3

    1.6710 -2

    1.7 2.8310 -2

    1.0010 3

    1.6710 1

    1 1.6710 -2

    2.7810 -1

    2.8310 1

    4.7210 -1

    6.0010 4

    1.0010 3

    6.0010 1

    1 1.6710 1

    1.7010 3

    2.8310 1

    3.6010 3

    6.0010 1

    3.60 6.0010 -2

    1 1.0210 2

    1.70

    3.5310 1

    5.8910 -1

    3.5310 -2

    5.8910 -4

    9.8110 -3

    1 1.6710 -2

    2.1210 3

    35.31 2.12

    3.5310 -2

    5.8810 -1

    6.0010 1

    1

    -14

    P s

    P n

    -15

  • www.nidec-servo.com 2014 G-9

    ACDC 5 .

    SP L d B

    10 10dB 60d B 30d B

    100020d B 1

    L1 L2Ln

    L 10 lo g 10 L1/10 + 10 L2/10 + 10 Ln/10

    430 d B35 d B40 d B45 d B

    L10 log1 0 30/1 0 + 1 0 35/1 0 + 1 0 40/1 0 + 1 0 45/1 0 46.6 d B

    340dB

    L10 log1 0 40/1 0 +1 0 40/1 0 +1 0 40/1 0 40+10 log344.8 d B

    213dB

    16

    6 .

    6

    5

    224

    +18.1d B 5+15dB

    dB2 dB1 + 60 lo g N 2 / N 1

    dB1 N 1

    dB2 N 2

    7 .

    7

    3

    dB2 dB1 + 70 lo g D 2 / D 1

    dB1 D 1 dB2 D 2

    8 .

    SPL

    2

    dB2 dB120 lo g L 2 / L 1

    dB1 L 1

    dB2 L 2

    9 .

    0

    0

    PQ

    1718

    PQ

    G-64G--29

    18

    1 0 .

    +1+5dB

    10mm

    1 1 .

    3

    -16

    0.2

    dB

    dB

    40dB-30dB=10dB

    0.4dB

    40dB+0.4dB=40.4dB

    0

    55m m

    22.2d B

    34.8d B

    75m m

    12.7d B

    20.0d B

    86m m

    8.6d B

    13.5d B

    114m m

    0

    0

    121m m

    1.8d B

    2.8d B

    142m m

    6.7d B

    10.5d B

    2000r/mi n

    0

    2200r/mi n

    +2.5d B

    2600r/mi n

    +6.8d B

    3000r/mi n

    +10.6d B

    4000r/mi n

    +18.1d B

    50c m

    6d B

    1 m

    0

    150c m

    3.5d B

    -18

    0

    50

    Pa

    dB A

    m 3 /min

    100

    150

    200

    SCBD12B4 E1331K24B5AZ

    250

    300

    35 40 45 50

    0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8

    -17

    0

    10

    Pa

    dB A

    m 3 /min

    20

    30

    40

    50

    60

    70

    80

    90

    100

    35

    40

    45

    50

    0.5 1.0 1.5 2.0 2.5 3.0 3.5

    CNDC24B 7 E1331 K SCB D

    31

  • www.nidec-servo.com 2014G-10

    ACDC

    -22 -21

    -23 90%

    1,000

    10,000

    100,000

    L10(H

    r)

    () 10 20 30 40 50 60 70 80

    12.GentleTyphoon

    2008GentleTyphoonG-17,G-19,G-20)

    DC 23

    (DC)

    23ACDC 90% MTT

    20%8dB

  • www.nidec-servo.com 2014 G-11

    ACDC

    AC 480 PS E PSE G-45 E G-55 UL

    UNDERWRITER S LABORATORIES INC.UL - 507,73 UL E 48889

    E 78112 W1007 W1008

    CSA

    CANADIA N STANDARDS ASSOCIATION CSA STANDARDS C22.2 No.11 3 No.0.77 CANADIAN ELECTRICAL CODE, PAR T CSA LR4939 9

    LR10811 8 UL TUV

    TU V RHEINLAND e.VEN60950 VDE0806/08.8 1 LICENCE No . R6029 9 R6030 0 R6030 1 R6030 2 R9451586

    R975069 5 R975045 5 R965066 2 R50004410 REPORT No . E6108 7 E6108 8 E6108 9 E61090 ULCSA VDE

    VERBAND DEUTSCHER ELEKTROTECHNIKER e.V DIN VDE0700 3019ULCSATUV

    ACDCJIS-C-400 4

    E 120 UL-703CLASS A 105 CSA-C22.2CLASS A 105 DIN IEC950/VDE080 6 VDE0700CLASS E 90

    AC1500V 50Hz 11800V 50Hz

    1 JIS-C-400 4 21000V D C500 V 50 H z 1600 V 50 H z 1 5mA 2

    ACDC 500V DC10M 2

    AC 2

    UL 24 18 75K

    3

    D C OFF DUT Y PWM PWM G-29G-31, G-43

    3019

  • www.nidec-servo.com 2014G-12

    ACDC

    DC

    2kV

    1 1kV

    0.1F

    2 1 5

    3

    LED

    G-14

    DC

    5

    25

    10S

    DCON-OF F

    ON-OFF

    ON-OFF

    DC ON-OFF

    DCOFF

    Di 3

    DCDUT Y PWM

    G-2931 ,43

    DC

    24v 12v 2

    DC

    -25

    0

    50

    Pa A

    m 3 /min

    100

    150

    200

    250

    300

    0.4

    0.3

    0.2

    0.5

    0.6

    0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8

    -24

    0

    10

    Pa A

    m 3 /min

    20

    30

    40

    50

    60

    70

    80

    90

    100

    0.5

    0.55

    0.60

    0.65

    0.5 1.0 1.5 2.0 2.5 3.0 3.5

    SCNDM12B 4

    DUTYPWM

    DUTYON-OFF

  • www.nidec-servo.com 2014 G-13

    ACDC

    1 .

    1

    2

    3 90%

    4 7 0 7 0

    5 0

    6

    JIS C

    004 0 9.1 G 10

    55 H z1.5mm1/ XYZ 2

    5G

    7 A C D C

    8

    B B

    2 .

    1 AC 10%

    200v100v2

    2 DC

    5

    3 .

    1 . 5cm

    2 . 30cm

    3 . 7

    4 . DC 2Kgf

    5 .

    1

    ACM48kgfcmDC

    10kgfc m DC

    KUDCCNDC

    M4

    8kgfcm G-54 2

    AC,DC1014kgfcm

    3

    1 .

    1/2

    2 .

    3 . PQ

    P0.000243 Q 2

    A i

    4 .

    D

    L

    L D 0.5

    1

    A i 2

    i=1

    N

  • www.nidec-servo.com 2014G-14

    ACDC

    DC

    DC

    3

    3

    1 .

    L TrON

    5 H TrOFF

    5

    H L 5 OFF

    5 H TrOFF

    2 .

    12

    2

    2 High 0.05Hz2Hz

    3 .

    L

    OR

    S Q 1 5 R

    S Q R

    AC

    Ic=5mA max.

    +28V max.

    VL 0V

    VH

    sec.

    R

    mSE C Hig h

    V CE

    I C

    (V CE (SAT) 0.4V max.)

    Ic=5mA max.

    +28V max.

    VH

    VL 0V

    T 1 T 2 T3

    T0 1

    T 1 T4 1/4 T0 = 60/4N sec.

    sec. T4

    R

    V CE

    I C

    (V CE (SAT)

    Ic=5mA max.

    +28V max. 0V

    Low

    High

    R

    V CE

    I C

    (V CE (SAT)