application

New Energy Solar/Photovoltaic Power

Resistor Application Scenarios

Photovoltaic power generation (solar power): convert the sun's light energy directly into electrical energy.

★ Energy storage battery/storage system
★ Solar Photovoltaic Inverter (DC/AC)
★ Generator.
★ Electronic control system, reactive power compensation device.
★ Hydraulic system.
★ Lightning protection device.
★ DC-DC converter.
★ Transformer.
★ Silicon material power supply: polycrystalline silicon reduction power supply, polycrystalline ingot casting furnace power supply, monocrystalline furnace power supply

Usages/Functions & Pictures for Resistors in Field

Wind turbine pitch system, wind turbine electronic control system and converter, small and medium-sized wind turbines (including grid-connected/off-grid type): apply in wind power generation Inverter Low Voltage Ride Through (LVRT) technology for wind turbines. It is used on the rotor side of the wind turbine to bypass the rotor side converter. When a low voltage disturbance occurs in the grid, it prevents the DC bus grid, it prevents the DC bus voltage from being too high and the rotor current from being too high. Mainly works in fault condition, damping stator magnetic chain. The resistor can dissipate large amounts of energy in an instant.

★ Energy storage pre-charging role.
★ Inverter/driver braking,brake function.
★ Drain, slow Power-Up.
★ Neutral grounding load (transformer, resistor working time is mostly 10s-30s, few is 60s).
★ Loop protection function (inverter DC/AC).
★ Generator test load.

New Energy Solar (1)
New Energy Solar (2)
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Resistors suitable for such application

★ Aluminum Housed Resistor Series
★ High Voltage Resistors Series
★ Wirewound Resistors Series (DR)
★ Cement Resistor Series
★ Load Bank
★ Stainless Steel Resistors

Solar Power Generation (1)
Solar Power Generation (2)
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Requirements for Resistor

General use of aluminum cased resistors are continuously rotating, so resistor is required to be vibration-proof.


Post time: Aug-18-2023