Active power control The distributed power supply connected to the 10 (6) kV~35 kV power grid should have active power control capabilities. When it is necessary to adjust the...
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On-grid operation control specification and on-grid/off-grid control
Basic regulations of grid-connected operation control specifications The basic provisions of the grid-connected operation control specification are as follows: (1) Grid-connected distributed power supply should have a test report...
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DC lightning protector and monitoring module of DC combiner box
DC lightning protector The threat of lightning to equipment in photovoltaic power generation systems mainly comes from the surface covered by the entire power generation system, the conditions of...
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DC fuse and DC circuit breaker of DC combiner box
In the photovoltaic power generation system, in order to reduce the connection between the photovoltaic cell components and the inverter, prevent the system from being struck by lightning, find...
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AC power distribution cabinet
In order to facilitate the management of the distributed power system and the safety of the equipment, it is generally realized through an AC power distribution cabinet. The AC...
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The main performance characteristics of the controller
1. Low-power photovoltaic controller The main performance of the low-power photovoltaic controller is as follows: (1) At present, most of the low-power photovoltaic controllers use low-loss, long-life MOSFET field...
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The main technical parameters of the controller
GB/T 19064-2003 has specific requirements for the main technical indicators of the controller: the loss of the controller should be small, and the maximum power consumption of the controller...
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Basic principles and functions of the controller
A complete independent photovoltaic power generation application system, if there is a battery, the photovoltaic charge and discharge controller is indispensable. Batteries, especially lead-acid batteries, frequently overcharge and overdischarge...
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Storage battery
A storage battery is an energy storage device that can convert between electrical energy and chemical energy. At present, the electricity from distributed power sources installed by users is...
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Technical requirements and performance indicators of inverters
1. Technical requirements The technical requirements of the inverter include the following points: (1) Higher reliability. Due to the particularity of the installation location and all-weather operation of the photovoltaic...
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