ϡ͡ήήˤٹ礤ˤޤäƤơ俧ǼƤ롣ˤ褯Ȥ륫ܥʤɤϡͤȸӤǼƤ롣
䥳ǥͤӤɽ롣1ȤʤäƤȤ롣˥顼ɽ
1 | 2 | 3ʾ | ͡ʡ | |
0 | 0 | 100=1 | ||
1 | 1 | 101=10 | 1 | |
2 | 2 | 102 | 2 | |
3 | 3 | 103 | ||
4 | 4 | 104 | ||
5 | 5 | 105 | ||
6 | 6 | 106 | ||
7 | 7 | 107 | ||
8 | 8 | 108 | ||
9 | 9 | 109 | ||
- | - | 10-1=0.1 | 5 | |
- | - | 10-2=0.01 | 10 | |
̵忧 | - | - | - | 20 |
οޤϺ㡦֡ȤʤäƤΤǡΤ褦ͤ롣
㡢֡
1010210%
1Ͻΰ̡21ΰ̤̣롣3Ϥ˳ݤ롣
10102100010%1k10%
ֹ | 0դ | |
ա | 1Ѥ | |
֤ͻ | 2 | |
軰ˡ | 3ΤȤ | |
ִߤ | 4 | |
ֿ | ߤɤ5 | |
֤ߤɤ | ߤ6 | |
ֻ缰 | 餵7֡ | |
֥ϥ䡼 | Ϥ8 | |
| 9 |
ήή˸ŵˤȤήήϡ礦ɥѥפήȥ뤳ȤǤ롣ĹĹۤήˤۤή䤹
ͤװˤϡ°ƳΤκˤΤۤˡ°ƳΤŰƳΤѤ2Ĥ롣ƳΤͤR[]°ƳΤĹl[m]A[m2]δطϼμɽ롣
ѡΨȤ
θϡ֤ʪǺäƳΤRϡĹl㤷Aȿ㤹פȤ̣Ǥ롣
[Ϥ碌] |
ϥΥ |
°RϡΨ[m]Ĺl[m]ѤA[m2]dz뤳ȤˤäƵ뤳ȤǤ롣 |
ºݤѤ[mm2]ɽۤʤΤǡΨñ̤[mm2/m]ȤưȤ⤢롣
ޤͤľ¤D[mm]ȤȡAϼΤ褦ˤʤ롣
[mm2]
κݡΨѤ[mm2/m]Ȥʤ롣
ɽŪʶ°Ψ20ˤɽ˼
Ψ[mm2/m] | |
0.0162 | |
Ƽ | 0.0172 |
Ƽ | 0.018 |
ߥ˥ | 0.026 |
[]ƱͤˤˤϡĹ4ܤǤѤ4ܤФ褤äơѤľ¤2㤹Τǡľ¤2ܤˤФ褤
ΨήήˤɽƤΤФơήή䤹ɽΤƳΨҡʥޡˤѤ롣
[S/m]
[S/m]ϥȥʥȥˤȸƤ֡
ͶƳΨ2﹩Τǽꤵ뤳ȤϤޤʤΨεտȳФƤȤ褤
[Ϥ碌] |
ΨͶΨεա |
°Ψ[m]ϡƳΨ[s/m]εտˤʤ롣 |
ƳΨ礭ήή䤹ˤ˼ʶ°¤٤ȡΤ褦ˤʤ롣ϸϤ碌dzФгڤ
[Ϥ碌] |
ֶΥåѤ϶ˤ˥ߥŴϫ |
Ƽcopperˡ䥢ߡ䥿ƥ˥åŴ˥ |
ƳΨϥХɸƼ20٤ˤΨ1.72410-2[mm2/m]ˤƳΨ100Ȥơ¾ʪƳΨɽƳΨѤ롣
ʡƳΨˡʵʪƳΨ/ʥХɸƼƳΨ
㡧
Ψ[mm2/m] | ƳΨ | |
Ƽ | 1.72410-21/58 | 10197 |
Ƽ | 1.81810-21/55 | 9896 |
2.82710-21/38 | 61 |
Ǿ줿ŵͥ륮̡ˤ٤Ǯͥ륮Ǯ̡ˤˤʤ롣줬塼ˡ§ǡȯǮ̤塼ǮȸƤ֡ñ̤[J]ǡHȤ椬Ȥ롣
[ˡ§]
ŵͥ륮٤ǾơǮͥ륮Ѵ줿Ȥ̡ȯǮ̤δطˤʤ롣
[§]1[kWh]3,600[kJ]
ήή϶̤Ǥ뤳Ȥ顢Rtμɽ롣
㡧Ʊ2ľˤȡΤϸͤΣܤˤʤ롣
R1,R2,R3ľ³Ƥ顢줾Űδ֤ˤϼδطΩġ
V1V2V3V
IR1IR2IR3IR
R1R2R3R
ξü˲äṲ̋Ǥ뤳Ȥ顢RtϤ줾ͤεտ¤εտȤʤ롣
㡧郎2Ĥξϼθǽʬ
R[]I[A]ήήȡξüŰE[V]ϼμɽ롣
ϤɤΤ褦ʻȤƤͤǡRʳLCʬޤäʤȤۤºݤϼˤäƤäƤ롣
εʤͤϤǤ롣ήήǮФ뤬ήޤ礭ȤǮΤ˾ƤƤޤǡ֤ϤäƤ褤פȤͤåȿǷƤ롣ͤĶƤޤȡ郎ǮϤƤޤǽ롣ĤޤϤͤʤ櫓ȤϤ̾ϤȾʬʲܰ¤˻Ȥ롣
[]1500.1AήȡˤŰ0.1[A]150[]15[V]Ȥʤ롣
ޤϤ15[V]0.1[A]1.5[W]Ǥ뤫顢1.5[W]ϡǮˤǾƤڤʤȤʤȰ¿Ǥʤ;͵ä2[W]Ȥ롣
٤ˤäͤѲ롣
°ˤ븶ҤȸҤη֤ŻҤ뤹Ȱư롣ΤȤŵȤʤΤ϶°¸ߤƤԽʪޤϲ٤Ǥ롣ʤ٤طΤȤȡ٤夬иҤǮưˤäƿ̤롣̤ȤȤϥࡼ̤äƤϤŻҤ֤Ĥ䤹ʤȤȤ¾ʤʤ֤ĤСŻҤαưͥ륮åƤޤ̤ȤŵȤˤʤȤȤˤʤ롣
1[]ФͤɤѲ뤫ȤٷȤ[ppm/]ɽ
̤˶°ϲ٤徺夬뤬úǤŲϱդʤɤϵդ㤯ʤ롣t1[]ΤȤR1[]t2[]ΤȤR2[]ȤȡμΩġ
[ˡ§]
[]
ٷ
[][ppm]10-6ʤΤǡ300[ppm/]β٤30徺ȤСͤ0.9ä뤳Ȥˤʤ롣
Ϥ줾ηˤäơ鷺LCʬäƤ롣ǡѼȿ⤯ʤȤʬαƶФƤơȤƤκѤäƤޤ
Ϥʤ㤤ȿƶФ뤬̤PǤ10MHz٤ޤǵˤʤǻȤ롣
ʤηǯѲʤݤǤ롣°졦åȤν˰٤ʤ
ήήϰŲ٤äγǤŻҤΰưʤΤǡɬŪ˻Ű뤹̤ͤ礭ۤɡޤήή礭ۤɡŰä롣°Ϥ郎㻨ɹ
Ǥ¿μͤ郎äƤѼԤˤȤäƤǤ롣ǤϥȤߤޤɸͤơѰդƤ褦ˤƤ롣
㤨С1k10k1Ѳδ֤1.0ġ8,2k12Ѱդ륷E12ϰ츫ȾüʿͤΤ褦˸뤬ߤ˶ᤤͤˤʤäƤΤǡܤͤȤδ֤θʬۤͤȤʤꡢˤƹŪǤ롣
ä٤ι⤤ͤۤE24E96Τ褦ѰդʤФʤʤब®ŪäƤȤˤʤ롣
EͤɽϼΤ褦ˤʤ롣
ͤη | E6 | E12 | E24 | E96 |
θ | 20% | 10% | 5% | 1% |
1¸ߤɸ | 1.0 | 1.0 | 1.0 | 96ʬʾܺ٤Ͼά |
1.1 | ||||
1.2 | 1.2 | |||
1.3 | ||||
1.5 | 1.5 | 1.5 | ||
1.6 | ||||
1.8 | 1.8 | |||
2 | ||||
2.2 | 2.2 | 2.2 | ||
2.4 | ||||
2.7 | 2.7 | |||
3 | ||||
3.3 | 3.3 | 3.3 | ||
3.6 | ||||
3.9 | 3.9 | |||
4.3 | ||||
4.7 | 4.7 | 4.7 | ||
5.1 | ||||
5.6 | 5.6 | |||
6.2 | ||||
6.8 | 6.8 | 6.8 | ||
7.5 | ||||
8.2 | 8.2 | |||
9.1 |
ɽ̼ѤξʿŤѤθˤΤȡѤζ°ˤΤ롣̤ǽʤΤϸ쥿פΤΤǤ롣
Ϥˤˡۤʤꡢͤ⥿̾ǸƤФ뤳Ȥ¿Υ̾ϼ¤ϳˡɽƤ롣
ˡθƾΤȵͤϼɽΤ褦ˤʤ롣
̾ | ˡmm | ϡW | |
L | W | ||
1005 | 1 | 0.5 | 1/16 |
1608 | 1.6 | 0.8 | 1/16 |
2012 | 2 | 1.25 | 1/10 |
3216 | 3.2 | 1.6 | 1/8 |
3225 | 3.2 | 2.5 | 1/4 |
4532 | 4.5 | 3.2 | 1/2 |
6432 | 6.4 | 3.2 | 1 |
åȤˤϡäͤ礭åξˤϡѥ礭ˤơǮ䤹褦ˤΤġ
åȷϤǡߥåΤɽ̤Τȶ°κʪⲻǾΤǤ롣
2ब롣줾ϼΤ褦ħ롣
Ūˡ³פΩפ롣
μĿˡϼΤ褦ˤʤäƤ롣
μ | 4 | 8 | 10 | 12 |
ԥʰ祿ס | 5 | 9 | 11 | 13 |
LΤĹ | 12.6 | 22.7 | 27.8 | 33.0 |
μդϡ1/10ԥåICƱդǹԤԥICƱ褦ˤʤ褦ˤƤơ륤饤ICȤޤäƱǤ롣
ܥ塼ΤĤޤߤȤˤꡢͤϢ³ŪѲ뤳ȤǤ롣
¤ŪˤΤξưҤ饤ɤ褦ˤʤäƤơưҤΤ֤ˤꡢѲ褦ˤʤäƤ롣äüҤ3¸ߤ롣
פϥեȲžȥ饤ɷ2ढ롣
ΤȤƼμब롣
ϥեȤβžѤͤˤϰδط롣δطϼοޤΤ褦3ΥѥA,B,Cˤޤ
Ǥ褯ȤΤAB֤Ǥ롣
A֤ϡп˱ä㤹롣Ūϡ̤̤ʤɤʹ֤붯ϡп˽Ȥ뤿ᡢʹ֤㤷ƤȴĴˤA֤Ȥ
Τᡢ˲Ĵ˻Ȥ롣
žѤñ㤷Ѳ롣ŪˤϡA֤B֤Ȥ롣
¬Ĵ˻Ȥ롣
꤬̤ˤϻȤʤ
̥ХĴ˻Ȥ
˼դϡΤ褦ʥݥȤ롣
ΤΥ˥եȤȰΤäƤޤʤ褦ˡɻѤ͵롣ѥͥ˳ưä褦ˤ롣
ե¦ϤǸꤷơڤΥڤȤΤ̵Ϥäʤ褦˵դ뤳ȡ
γȾĤƤ֤ˡüҤ褦ˤƤ
Τ褦44Ĥʥ֥åˤͤ褦Ȥ߹碌ϩ֥åϩȤ
ߤ˸äƤʤѤȤΥ֥åϩʿաʥХȤƤȤΤȤˤήήʤ
R1R4=R2R3