T/CES 263-2023 The evaluation method for the grid adaptability of parallel low-voltage active power quality improvement equipment
T/CES 263-2023 The evaluation method for the grid adaptability of parallel low-voltage active power quality improvement equipment
Basic Information
Scope
Scope: This standard specifies the evaluation requirements, implementation process, and evaluation reports for the grid adaptability of parallel low-voltage active power quality control equipment. This standard applies to the grid adaptability evaluation of parallel low-voltage active power quality control equipment operating at voltage levels of 1,000V and below. Main technical content: (1) Scope: This standard specifies the evaluation requirements, implementation process, and evaluation reports for the grid adaptability of parallel low-voltage active power quality control equipment. It applies to the grid adaptability evaluation of parallel low-voltage active power quality control equipment operating at voltage levels of 1,000V and below. (2) Normative references: The main documents referenced in this standard include: - GB/T 2900.1 – Electrotechnical Terms – Basic Terms - GB 14048.1 – Low-Voltage Switchgear and Control Equipment – Part 1: General Provisions - GB/T 14048.11 – Low-Voltage Switchgear and Control Equipment – Part 6-1: Multifunctional Electrical Apparatuses – Converter Switchgear - GB/T 35726-2017 – Performance Test Procedures for Parallel Active Power Quality Control Equipment (3) Terms and definitions: These include the definitions of parallel low-voltage active power quality control equipment, grid adaptability, voltage deviation, frequency deviation, harmonic (components), voltage imbalance, total harmonic current compensation rate, response time, loss rate, and harmonic emission rate. (4) General principles: The technical evaluation of the grid adaptability of parallel low-voltage active power quality control equipment should be based on power quality standards and meet the requirements of national, local, and industry (professional) standards. The evaluation should be conducted in a scientific, objective, fair, and impartial manner to assess the grid adaptability performance of the power quality control equipment. The evaluation