CEC released 132 group standards

Recently, CEC released 132 group standards, covering hydropower, wind power, household photovoltaic, distribution network, DC transmission, power grid smart operation & inspection, power transformer, electric vehicle charging facilities, electric energy storage, simulation training, enterprise compliance and other hot areas.

Highlighted standards include:

-        Technical requirements for grid connection of residential photovoltaic power system 

-        Natural esters insulating oil-immersed power transformers

-        Technical specification for HVDC converter valve cooling system

-        Functional specification of management and control system for power grids intelligent operation and maintenance

-        Technical guide of control system for VSC-HVDC project

-        Technical code of site survey for substation 

-        The guide of comprehensive evaluation on the distribution network development level 

-        Code of content profundity for application of HLW technology for transmission and distribution project 

-        Basic terminology of overhead transmission line foundation

-        Grading evaluation of grounding materials for power engineering Part 1 :General rules

-        Analysis methods for energy efficiency monitoring of coal-fired circulating fluidized bed boilers

-        Guideline for technical scheme selection of electrical energy substitution engineering

-        Training and assessment specifications for  high voltage test technicians

-        Training and assessment specifications for substation live testing personnel

-        Training and assessment specification for  electric power industry simulation

-        Technical requirements for crystalline silicon wafers for Interdigitated Back-contact  solar cells

-        Design specification for radar impact of UHV AC and DC lines in the same corridor

-        Guidelines for compliance evaluation of grid connection characteristics of electrochemical energy storage system

-        Flywheel energy storages system for electric energy storage

-        Maintenance code for circuit breaker of pumped storage generator

-        Technical specifications for voltage switching and voltage parallel functions

-        Flexible charging piles for EV

-        Special requirements for 63A AC charging system of electric vehicles

-        specification for the compliance management system of enterprises in the power industry

-        Secondary utilization of lead-acid batteries

CEC is one of the first industry associations approved by the National Standardization Management Committee to carry out group standard pilots. The CEC standard code is T/CEC.