濡傛湁甯姪娆㈣繋涓嬭浇鏀寔
1
绗?/p>
1
绔?/p>
涔犻瑙ｇ瓟
(
閮ㄥ垎
)
1.5.3
鏈変竴鐩存祦鐢垫簮锛屽叾棰濆畾鍔熺巼
P
N
=200 W
锛岄瀹氱數鍘?/p>
U
N
锛?/p>
50 V
锛屽唴闃诲彧
锛?/p>
N
锛?/p>
0.5
鈩?/p>
锛?
璐熻浇鐢甸樆
锛?/p>
0
鍙互璋冭妭锛屽叾鐢佃矾濡傚浘鎵�绀恒�傝瘯姹傦細
(1)
棰濆畾宸ヤ綔鐘舵�佷笅鐨勭數娴佸強璐熻浇鐢甸樆锛?/p>
(2)
寮�璺姸鎬佷笅鐨勭數婧愮鐢靛帇锛?/p>
鍒嗘瀽
鐢垫簮鐨勯瀹氬�兼湁棰濆畾鍔熺巼
P
N
銆傞瀹氱數鍘?/p>
U
N
鍜岄瀹氱數娴?/p>
I
N
銆備笁鑰呴棿鐨勫叧绯讳负
P
N
=U
N
I
N
銆傞瀹氱數鍘?/p>
U
N
鏄寚杈撳嚭棰濆畾鐢垫祦
I
N
鏃剁殑绔數鍘嬶紝鎵�浠ラ瀹氬姛鐜?/p>
P
N
涔熷氨鏄?/p>
鐢垫簮棰濆畾宸ヤ綔鐘舵�佷笅璐熻浇鎵�鍚告敹鐨勫姛鐜囥�?/p>
瑙?/p>
锛?/p>
1
锛夐瀹氱數娴?/p>
A
U
P
I
N
N
N
4
50
200
飥?/p>
飥?/p>
飥?
璐熻浇鐢甸樆
5
.
12
4
50
飥?/p>
飥?/p>
飥?
N
N
I
U
R
鈩?/p>
锛?/p>
2
锛夊紑璺姸鎬佷笅绔數鍘?/p>
U
0
绛変簬
鐢垫簮鐢靛姩鍔?/p>
E
銆?/p>
U
0
锛?/p>
E
锛?/p>
U
N
锛?/p>
I
N
锛?/p>
0
锛?/p>
5
0
锛?/p>
4
脳
0.5
锛?/p>
52
V
1.5.6
涓�鍙?/p>
100V
锛?/p>
8W
鐨勬寚绀虹伅锛岀幇鍦ㄨ鎺ュ湪
380V
鐨勭數婧愪笂锛岄棶瑕佷覆澶氬ぇ闃诲�肩殑鐢甸樆
?
璇?
鐢甸樆搴旈�夌敤澶氬ぇ鐡︽暟鐨?/p>
?
鍒嗘瀽
姝ら鏄伅娉″拰鐢甸樆鍣ㄩ瀹氬�肩殑搴旂敤銆傜櫧鐐界伅鐢甸樆鍊奸殢宸ヤ綔鏃剁數鍘嬪拰鐢垫祦澶у皬
鑰屽彉锛屼絾鍙绠楀嚭棰濆畾鐢靛帇涓嬬殑鐢甸樆鍊笺�傜數闃诲櫒鐨勯瀹氬�煎寘鎷數闃诲�煎拰鍏佽娑堣�楀姛
鐜囥�?/p>
瑙?/p>
鎹缁欑殑鎸囩ず鐏瀹氬�煎彲姹傚緱棰濆畾鐘舵�佷笅鎸囩ず鐏數娴?/p>
I
N
鍙婄數闃诲彧
R
N
飦?
飩?/p>
飥?/p>
飥?/p>
飩?/p>
飥?/p>
飥?
1510
073
.
0
110
A
073
.
0
110
8
N
N
N
N
N
N
U
U
R
U
P
I
涓插叆鐢甸樆
R
闄嶄綆鎸囩ず鐏數鍘嬶紝浣垮叾鍦?/p>
380V
鐢垫簮涓婁粛淇濇寔棰濆畾鐢靛帇
U
N
锛?/p>
110V
宸ヤ綔锛?/p>
鏁呮湁
飦?/p>
飩?/p>
飥?/p>
飥?/p>
飥?/p>
飥?
3710
073
.
0
110
380
0
N
N
I
U
U
R
璇ョ數闃诲伐浣滅數娴佷负
I
N
=0.073 A,
鏁呴瀹氬姛鐜囦负
W
R
I
P
N
R
6
.
19
3710
073
.
0
2
2
飩?/p>
飩?/p>
飥?/p>
飪?/p>
飥?/p>
鍙�夐瀹氬�间负
3.7k
鈩?/p>
,20 W
鐨勭數闃汇�?/p>
1.5.7
鍦ㄥ浘
1.03
鐨勪袱涓數璺腑锛岃鍦?/p>
12V
鐨勭洿娴佺數婧愪笂浣?/p>
6V
锛?/p>
50
mA
鐨勭數鐝犳甯稿彂鍏夛紝
搴旇閲囩敤鍝?/p>
涓�涓仈鎺ョ數璺紵
瑙?/p>
瑕佷娇鐢电彔姝ｅ父鍙戝厜锛屽繀椤讳繚璇佺數鐝?/p>
鑾峰緱
6V
锛?/p>
50mA
鐢靛帇涓庣數娴併�傛鏃剁數鐝?/p>
鐨勭數闃诲�间负
120
50
6
飥?/p>
飥?
R
鈩?/p>
銆?/p>
鍦ㄥ浘
1.03(a)
涓紝鐢电彔鍜?/p>
120
鈩?/p>
鐢甸樆
锛?/p>
E
锛?/p>
a
锛?/p>
0
b
I
锛?/p>
U
锛?/p>
R
d
c
锛?/p>
12V
锛?/p>
锛?/p>
a
锛?/p>
锛?/p>
b
锛?/p>
锛?/p>
12V
锛?/p>
120V
120V
120V