open-circuit voltage


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open-circuit voltage

[′ō·pən ¦sər·kət ′vōl·tij]
(electricity)
The voltage at the terminals of a source when no appreciable current is flowing. Also known as no-load voltage.
References in periodicals archive ?
Cho, "State-of-charge and capacity estimation of lithium-ion battery using a new open-circuit voltage versus state-of-charge", J.
The open-circuit voltage method is not a solution to partial shading conditions, but also requires a periodic isolation of the DC/DC converter from PV panel to find the [V.
These soft skin-like generators are capable of outputting an open-circuit voltage of up to 145 V and an instantaneous areal power density of 35 mW m-2.
With a grid-tied string-inverter system, the length of the series-strings is ultimately limited by the maximum allowed input DC open-circuit voltage (Voc) rating of the string inverter, and 8 to 12 modules in a string is common.
In addition to automating I-V measurements, some SMUs feature a user-customizable interface to display the derived maximum power, short-circuit current, open-circuit voltage, or other user-derived calculations on a single screen (Figure 8) for faster and easier analysis.
In the "constant voltage" MPPT method (also known as the "open voltage method"), the power delivered to the load is momentarily interrupted and the open-circuit voltage with zero current is measured.
In addition, the measured open-circuit voltage was 726 mV, which constitutes a first-time accomplishment as well.
TSC] is the open-circuit voltage in STC, KIsc and KVoc are the temperature coefficients of the short-circuit current and open-circuit voltage, respectively, T is the cell temperature, [T.
Their findings are important because they help understand the influence of the density of states on photovoltaic performance: an increase in the depth and width of the density of states corresponds to an increase in the photocurrent, but also a drop in the open-circuit voltage.
An input attenuator switch which prevents output voltage clipping when the open-circuit voltage is very high.
Value of the current is regulated by the A 1474 saturable choke within 600-3000 A, the open-circuit voltage achieves 576 V, VAC steepness is not less than 0.
opt] is the optimum open-circuit voltage source of value given by Equation 7.