蓄电池用逆变器转换电压之后供电能供多少小时?怎么换算?

2024年11月19日 09:22
有5个网友回答
网友(1):

  你要是还用12V的蓄电池,理论计算,未考虑转换效率: 500 x 3 /12 = 125(AH)
   如果用你的经验数据,按比例计算,是比较可靠的:
  用原来的电池,设可用时间为X 300 :500 = X :10 X =6(分钟)
  用新电池,设其容量为Y 6 :180 = 7.2 :Y Y = 216(AH)
   答案:需要12V216AH以上的蓄电池。

网友(2):

你要是还用12V的蓄电池,理论计算,未考虑转换效率:
500
x
3
/12
=
125(AH)
如果用你的经验数据,按比例计算,是比较可靠的:
用原来的电池,设可用时间为X
300
:500
=
X
:10
X
=6(分钟)
用新电池,设其容量为Y
6
:180
=
7.2
:Y
Y
=
216(AH)
答案:需要12V216AH以上的蓄电池。

网友(3):

理论值:3*500/12=126Ah
变器有转换效率,保守点按0.6计算(你的叙述中,300W用10min,效率也在0.6左右)
126/0.6=210Ah
需要210AH左右的蓄电池。
参考一下

网友(4):

理论值:3*500/12=126安时
逆变器有损耗,蓄电池打一点折扣,至少150安时以上。

网友(5):

大约170安培

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