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GB/T 40090-2021: Code for operation and maintenance of energy storage station
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Code for operation and maintenance of energy storage station
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GB/T 40090-2021
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Basic data | Standard ID | GB/T 40090-2021 (GB/T40090-2021) | | Description (Translated English) | Code for operation and maintenance of energy storage station | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | F19 | | Word Count Estimation | 16,137 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 40090-2021: Code for operation and maintenance of energy storage station---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
(Operation and maintenance regulations for energy storage power stations)
ICS 27.180
F19
National Standards of People's Republic of China
Operation and maintenance regulations for energy storage power stations
Released on 2021-04-30
2021-11-01 implementation
State Administration of Market Supervision and Administration
Issued by the National Standardization Management Committee
Table of contents
Foreword Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 Basic requirements 1
5 Normal operation 2
6 Abnormal operation and troubleshooting 3
7 Maintenance 4
Appendix A (Normative Appendix) Inspection Items and Requirements for Energy Storage Power Stations 5
Appendix B (Normative Appendix) Typical Abnormalities and Treatment of Energy Storage Power Station 8
Appendix C (Normative Appendix) Typical Faults and Treatment of Energy Storage Power Station 10
Appendix D (Normative Appendix) Maintenance Items and Requirements for Energy Storage Power Station 13
Operation and maintenance regulations for energy storage power stations
1 Scope
This standard specifies the technical requirements for the normal operation, abnormal operation, fault handling, and maintenance of energy storage power stations.
This standard applies to large and medium-sized electrochemical energy storage power stations, and other types and scales of energy storage power stations can be implemented by reference.
2 Normative references
The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article
Pieces. For undated reference documents, the latest version (including all amendments) is applicable to this document.
GB 26860 Electrical Safety Work Rules for the Electrical Part of Power Plants and Substations
GB/T 31464 Grid Operation Guidelines
GB/T 36547 Technical Regulations for Connecting Electrochemical Energy Storage System to Power Grid
GB/T 36549 Operational Index and Evaluation of Electrochemical Energy Storage Power Station
GB/T 36558 General technical requirements for electrochemical energy storage systems in power systems
GB 38755 Safety and Stability Guidelines for Power Systems
GB 51048 Code for Design of Electrochemical Energy Storage Power Station
DL/T 516 Electric Power Dispatching Automation Operation Management Regulations
DL/T 544 Electric power communication operation management regulations
DL/T 969 Operation Guidelines for Substations
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Electrochemical energy storage station electrochemical energy storage station; EESS
A power station that uses electrochemical batteries as energy storage elements that can store, convert and release electrical energy is composed of several different or the same type of power station.
Composition of electrochemical energy storage system.
Note. In addition to the energy storage system, it also includes facilities such as grid connection, maintenance and overhaul.
3.2
Electrochemical energy storage system electrochemical energy storage system; ESS
The electrochemical battery is used as the energy storage carrier, and the equipment combination can be cycled for electric energy storage and release through the energy storage converter.
3.3
Electrochemical energy storage unit electrochemical energy storage unit; ESU
The smallest energy storage system that is composed of electrochemical batteries, battery management systems, and energy storage converters that can independently store and release electrical energy.
4 Basic requirements
4.1 The energy storage power station should pass grid-connected debugging and acceptance before operation, the design should meet the requirements of GB 51048, and the grid connection should comply with GB/T 36547
The power station equipment should meet the requirements of GB/T 36558.
4.2 The energy storage power station connected to the public grid of 10(6)kV and above shall sign a grid-connected dispatch agreement with the grid dispatching agency, and the grid-connected dispatch agreement
The content should meet the requirements of GB/T 31464.
4.3 The energy storage power station should be equipped with operation and maintenance personnel who can meet the safe and reliable operation of the power station. Operation and maintenance personnel should be
Grasp the equipment performance and operating status of the energy storage power station.
4.4 Before the energy storage power station is put into operation, according to the power station equipment and function positioning, formulate on-site operation regulations and prepare relevant emergency plans.
4.5 Before the energy storage power station is put into operation, a typical operation ticket and work ticket should be formulated, and a shift system, a patrol inspection system, and a periodic test rotation of equipment should be formulated
system.
4.6 The operation of the step-up transformer and related equipment of the energy storage power station shall comply with the requirements of DL/T 969; the operation of the power communication system of the power station shall comply with the
According to the regulations of DL/T 544, the operation of dispatching automation shall comply with the regulations of DL/T 516.
4.7 When the power system fails, the operation of the energy storage power station should meet the relevant requirements of GB 38755.
4.8 The operation unit of the energy storage power station shall prepare on-site maintenance procedures according to the actual operation of the energy storage power station.
4.9 The energy storage power station shall record the equipment operation status, operation operation, abnormal and fault handling, maintenance, etc., and perform operation indicators
analysis.
4.10 The operation and maintenance of energy storage power stations shall establish technical data files and archive operation and maintenance records.
5 Normal operation
5.1 General provisions
5.1.1 The normal operation of the energy storage power station shall conduct operation monitoring, operation and inspection of the equipment of the energy storage power station.
5.1.2 Energy storage power station can be divided into automatic power generation control (AGC), automatic voltage control (AVC), plan curve control, power fixed value control, etc.
It can also run in multiple modes at the same time.
5.1.3 The operating conditions of the energy storage system of an energy storage power station can be divided into startup, charging, discharging, shutdown, hot standby, etc.
5.1.4 The operation mode of the energy storage power station, the adjustment of network-related equipment parameters, and the operation of the equipment within the scope of the grid dispatching permit should be adjusted according to the grid.
Implementation of the requirements of the power grid organization or the approval of the power grid dispatching organization.
5.1.5 The grid-connected and de-scheduled energy storage systems of energy storage power stations that are included in the management of the power grid dispatching agency shall obtain the consent of the power grid dispatching agency; energy storage power stations
The grid should not be automatically connected to the grid due to the breakdown of the fault, and the grid should be connected to the grid after the permission of the grid dispatching agency.
5.1.6 The shift of the energy storage power station shall be carried out according to the shift system, and the operation mode of the energy storage power station on duty and the operation of the energy storage system shall be
The operating status, defect status, equipment operation status, grounding wire assembly and disassembly status, etc. will be explained.
5.1.7 The operation of energy storage power station equipment should not be carried out during the shift. When the operation is carried out during the shift, it should be carried out after the operation is completed.
5.1.8 The energy storage power station shall regularly perform statistics on the operation indicators and evaluate the operation effects. The statistical methods and evaluation principles shall comply with
The provisions of GB/T 36549.
5.2 Operation monitoring
The operating personnel of the energy storage power station should monitor the operating conditions of the power station in real time. The monitoring can adopt local monitoring and remote monitoring. The monitoring content is mainly
include.
a) Operating mode and operating conditions;
b) Full station active power, reactive power, power factor, voltage, current, frequency, total station online power, total station offline power, daily online power
Power, daily offline power, cumulative online power, cumulative offline power, energy storage system charge, discharge, daily charge, daily discharge,
Accumulated charge, accumulated discharge, etc.;
c) Battery, battery management system (BMS), energy storage converter (PCS), monitoring system, relay protection and safety automatic device, communication system
Operating conditions and real-time data of equipment such as systems;
d) The position status of the transformer tap gear, circuit breaker, isolating switch, fuse, etc.;
e) Abnormal warning signal, fault signal, protection action signal, etc.;
f) Real-time monitoring of the video surveillance system, etc.;
g) Status and signals of fire fighting system, secondary security system, environmental control system, etc.
5.3 Run operation
5.3.1 The operation items of the operation personnel of the energy storage power station mainly include.
a) Grid-connected and de-loaded operation of the energy storage system;
b) Operation mode selection of energy storage system;
c) Switching of the operating conditions of the energy storage system.
5.3.2 The grid-connection and de-sequence operations of the energy storage system shall meet the requirements of GB 26860.
5.3.3 The operator can control the operation modes of the energy storage system such as automatic power generation control, automatic voltage control, plan curve control, and power setting control.
Choose with priority, the operating mode and priority selection of each energy storage system should be consistent.
5.3.4 The operating personnel can switch between operating conditions such as start, charge, discharge, shutdown, hot standby, and maintenance of the energy storage system.
5.3.5 In the event of an abnormality or failure of network-related equipment, the operating personnel shall promptly report to the power grid dispatching agency, and follow the on-site operation regulations and power grid adjustments.
The degree agency requires isolation and handling of faulty equipment.
5.4 Patrol inspection
5.4.1 The patrol inspection of energy storage power station can be divided into daily patrol inspection and special patrol inspection. The inspection items should comply with Appendix A.
5.4.2 The energy storage power station should be inspected every shift.
5.4.3 Special inspections should be carried out for special seasons and abnormal weather (such as rainy season, extreme cold, extreme heat, typhoon, etc.).
5.4.4 In special circumstances such as new investment in energy storage power station equipment or major repairs, the inspection work should be strengthened.
5.4.5 When conducting patrol inspections, operating personnel should not cross the fence and safety warning belts, and before entering enclosed spaces such as battery rooms or battery compartments, they should
Ventilate for more than 15 minutes first.
5.4.6 When the monitoring system reports abnormal signals, on-site inspections should be carried out in time. Inspections should be added before the defects and hidden dangers are eliminated
frequency.
6 Abnormal operation and troubleshooting
6.1 When the equipment of the energy storage power station is operating abnormally, the operating personnel should strengthen monitoring and inspection.
6.2 The operating personnel should immediately report to the chief operating officer if they find an abnormality in the equipment. According to the operating procedures and operating instructions, follow the abnormal items in Appendix B.
Dispose of abnormal equipment according to the project and handling table.
6.3 When an abnormality occurs in the equipment under the jurisdiction of the power grid dispatching agency, the operating personnel shall report to the dispatching duty officer before handling the abnormality.
6.4 When the energy storage power station equipment fails, the operating personnel should immediately stop the faulty equipment, isolate the fault site, and report to the dispatcher and
Relevant management departments shall deal with faulty equipment in accordance with Appendix C fault items and handling table.
6.5 In the event of a serious failure such as smoke or fire from the energy storage system, the operating personnel can immediately stop the relevant energy storage system and evacuate without waiting for dispatch instructions.
Surrounding personnel, and immediately activate the fire extinguishing system, contact the fire department and exit the ventilation facilities and converter cooling device, and cut off the security system except for
All electrical connections.
6.6 In the event of a failure in the shift shift of the energy storage power station, the shift shall be handled before the shift is completed.
6.7 The abnormal operation and fault handling of the booster station equipment of the energy storage power station shall be implemented in accordance with DL/T 969.
6.8 After the operating personnel have completed the equipment failure processing, they should report the failure and the resolution to the dispatching staff on duty, the operation management department and the safety production department.
Handle the situation, cooperate with relevant departments to carry out fault investigations, and cooperate with maintenance personnel to carry out emergency repairs.
6.9 After handling abnormalities or faults, operators should record the names of relevant equipment, phenomena, treatment methods and resumption of operation in a timely manner, and follow
Request for archiving.
7 Maintenance
7.1 The maintenance of the energy storage power station should be combined with equipment operating status, abnormalities and fault handling, and determine the maintenance plan through intelligent analysis.
7.2 According to the maintenance plan, the energy storage power station shall complete the procurement, acceptance and storage management of the required spare parts and tools and equipment before maintenance.
Preparations.
7.3 Safety protection measures should be taken for maintenance of energy storage power stations.
7.4 Maintenance of energy storage equipment in energy storage power stations includes cleaning, tightening, lubrication and software backup of batteries, battery management systems, and energy storage converters.
7.5 Maintenance of energy storage converters, batteries and battery management systems and air conditioning systems should be handled in accordance with Appendix D.
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