Computer power measurement device
The present invention provides a computer power measurement device, which comprises: a first inductor connected power supply, and the first inductor is provided with a first DC equivalent resistance; a second inductor connected power consumption components, and the second inductor is provided with a second DC equivalent resistance; an input measurement module, which is connected to the first inductor, and measures the input power based on the first DC equivalent resistance; and, an output measurement module, which is connected to the second inductor, and measures the output power based on the second DC equivalent resistance.
1. A computer power measurement device, which comprises:
a first inductor, which is connected to a power supply, wherein the first inductor is provided with a first DC equivalent resistance;
a second inductor, which is connected to an energy consumption component, wherein the second inductor is provided with a second DC equivalent resistance;
an input measurement module, which is connected to the first inductor in parallel, and is configured to measure the crossed voltage at both ends of the first inductor and calculate an input power according to a value of the first DC equivalent resistance and the measured cross voltage of the first inductor; and,
an output measurement module, which is connected to the second inductor in parallel, and is configured to measure the crossed voltage at both ends of the second inductor and calculate an output power according to a value of the second DC equivalent resistance and the measured cross voltage of the second inductor.
2. A computer power measurement device according to claim 1 , wherein the energy consumption component is a central processing unit (CPU).
3. A computer power measurement device according to claim 1 , wherein the energy consumption component is a memory.
4. A computer power measurement device according to claim 1 , wherein the energy consumption component is a south bridge chip.
5. A computer power measurement device according to claim 1 , wherein the energy consumption component is a north bridge chip.
6. A computer power measurement device according to claim 1 , which further comprises a monitoring module, which is connected to the input measurement module and the output measurement module for displaying the input power and the output power.
7. A computer power measurement device according to claim 1 , wherein the input measurement module measures the input power based on the value of the first DC equivalent resistance directly and without the use of a resistor, and the output measurement module measures the output power based on the value of the second DC equivalent resistance directly and without the use of a resistor.