Summer Summer Summer Power Supply Deep excavation potential to improve the guarantee capabilities

Recently, high temperature weather has appeared in many places in my country, and the temperature in some areas exceeds 40 degrees Celsius. State Power Grid Co., Ltd. attaches great importance to the work of welcoming peak summer power. The company's middle -aged work conference pointed out that ensuring that the reliable supply of electricity is the primary responsibility that the company must resolutely takes up. All units of the company have carried out power -protection work, optimize the operation of power grids, lean equipment operation and maintenance, deeply dig the potential of power supply, and take multiple measures to ensure the reliable supply of electricity.

Optimize the operation management of the grid to ensure the wealth of power balance

In the past few days, Shencheng has opened the "roasting" model, and the load of Shanghai Power Grid has remained high. State Grid Shanghai Electric Power Company tries everything to ensure the safe and stable operation of the power grid and the reliable supply of power.

In terms of strengthening the operation management of the grid, the Shanghai Electric Power Scheduling Control Center has strengthened the trend monitoring of important sections and key equipment. It is strictly forbidden to operate over the limit. It is strictly prohibited from operating. The implementation of targeted measures for weak links and scientifically arranged the operation of power grids.

In addition, State Grid Shanghai Electric Power Extraction Power Grid Cross -regional and Inter -provincial Mutual Aid Potential Potential, Increasing the purchase of external electricity and purchase of the city, on the basis of medium- and long -term transactions, through the provincial spots, cross -regional emergency dispatch transactions, and East China Grid backup assist services Wait for market means, make every effort to strive for electricity incremental resources to ensure the balance of power balance.

State Grid Shanghai Ultra -high -voltage Company's operation and maintenance personnel inspect 220 kV Zhangqiao transformation station.

In order to cope with high temperature weather, State Grid Hubei Electric Power Co., Ltd. took multiple measures and raised the power to protect the "active battle".

State Grid Hubei Electric Power Scroll to carry out electricity balance analysis, strengthen operation scheduling control, strengthen important sections and key equipment monitoring, closely track weather changes, make detailed period predictions, make excellent partition predictions, make peak predictions, strengthen new energy power generation and load During the peak period, it is predicted that the power grid peak adjustment frequency and frequency adjustment "count in the heart"; give play to the role of coal power bottoming guarantee, strengthen the management of power generation dispatching, strengthen the normalized management of non -planned shutdown of generator sets, continue to conduct dynamic verification of coal power inventory, and strive to make every effort to make every effort to use them to make every effort to use them to make every effort to make every effort. Go to ensure reliable power supply during the summer. In addition, the company do a good job in the optimization scheduling of the reservoir and conduct a combined optimization scheduling of multi -watches and steps to ensure that the capacity of hydropower power generation in the province is reasonable.

Lean equipment operation and maintenance improvement capabilities

From July 13th, high -temperature weather appeared in most parts of Fujian Province. The power supply and load in Fujian Province are distributed in the north and south. The power supply capacity of the power supply in the south accounts for about 35 % of the province, but the proportion of electricity loads is 53 %. important.

State Grid Fujian Electric Power Co., Ltd. strengthened the channel operation and maintenance, strictly implemented the channel for differentiated operation and maintenance protection work plan, restored someone on the 500 kV substation along the line, and someone was on duty. The platform implements remote surveillance on the 500 -kV lines in the passage, grasped the channel operation status in real time to ensure the safe operation of the Channel Channel.

State Grid Sichuan Dazhou Power Supply Company employees overlap the drainage line on the 110 kV Liang original line.

At 3 o'clock on July 13, the Sichuan Dazhou Power Supply Company carried out the "zero" operation to transfer the load of 35 kV Juntang substation to the 35 -kilovolt southeast substation to solve the heavy load of the main transformer No. 1 and 2 of the 110 kV Liang Liang. The problem, make every effort to ensure the safe and stable operation of the power grid.

Since July, high temperature weather in Sichuan Basin has continued, and the highest temperature in some areas has exceeded 40 degrees Celsius. The State Grid Sichuan Electric Power Corporation more than 1500 emergency repair teams have been on standby for 24 hours to ensure that the emergency response of all -weather emergency response is fast and efficient. In addition, the company has dispatched a total of 17,000 people to carry out special patrols to conduct special risk investigation and rectification of high -voltage dense channels and 107 key substations to ensure that the equipment is peak in electricity load at a healthy state.

State Grid Chongqing Jiangjin Power Supply Company employees implement physical cooling on transformers.

At 11:00 on July 15, the outdoor temperature had reached 40 degrees Celsius. Employees of Chongqing Laoshan Power Supply Company installed in the 10 kV dragon line. After the work, the clothes of the power supply employee were soaked by sweat. After pouring a bottle of mineral water, he quickly drank another Huoxiang Zhengqi fluid.

In order to timely grasp the health status of the substation equipment under high temperature and high load, the State Grid Chongqing Power Company strengthened the operation and maintenance of the equipment, tens of thousands of front -line operation and maintenance personnel adhere to the post, and the 66 important hub substation resumes someone on duty. 121 countries More than 5,000 team members of the Power Grid Chongqing Electric Power Hongyan Communist Party Service Team standby for 24 hours to ensure the smooth operation of the equipment.

Deep excavation of supply potential activation demand response resource

On the morning of July 14th, in the lobby of the dispatching and control center of State Grid Shaanxi Provincial Electric Power Co., Ltd., dispatching staff were analyzing multi -dimensional data such as load, meteorology, and economic indicators to study the impact of high -temperature weather on the operation of the power grid.

State Grid Shaanxi Electric Power employees closely pay attention to the load in the dispatch hall.

In the past few days, the temperature in many places in Shaanxi has remained above 40 degrees Celsius, and the load of the power grid has continued to rise. State Grid Shaanxi Electricity further activates demand in response to resources, compiles the special plan for peak -summer demand response, continuously improves controllable load capacity, and builds a demand response resource pool. It involves 13.66 million customers and has signed 207 load control agreements. At the same time, the company built a new type of power load management system to connect relevant customers to the system to achieve accurate control of load resources.

In Zhejiang, the continuous high temperature recently led to the increase in demand for air -conditioning cooling loads, and the rapid recovery of economic recovery after the prevention and control of the epidemic prevention and control has improved. State Grid Zhejiang Electric Power Co., Ltd. fully digs out the supply potential in the province, flexibly adjust the operation method of grid during peak hours, actively strives to increase external electricity into Zhejiang, and comprehensively activate demand response resources, build a "one -click response" demand -side management model to achieve load Resource accurate control.

State Grid Zhejiang Suichang Power Supply Company Employees Install the smart switch with power operations.

The company builds a resource pool in the demand of monthly, divided rounds, and time -sharing periods, involving 62,000 customers, and compiles the special plan for the peak and summer demand response to ensure the peak demand in response to peak -summer demand. On July 12, State Grid Zhejiang Electric Power implemented a demand response at 9:15 to 10:45 and 12:30 to 17:00. A total of more than 8,300 companies participated. , Ensure the stable operation of the grid.

Strengthen government -enterprise coordinated guarantee for reliable power supply

On July 12, the State Grid Jiangxi Provincial Electric Power Co., Ltd. issued a high -temperature blue warning, requiring the units to comprehensively focus on to further do a good job in the peak summer power protection work.

State Grid Jiangxi Electric Power strengthened government -enterprise coordination, established emergency insurance supply mechanisms, and initiated the emergency consultation mechanism. The company tracks the latest weather forecast, does a good job of new energy efforts, rolling adjustment of load prediction, and continuously carried out the seven -day morning and evening peak power balance and rolling analysis; urges all power generation companies to strengthen the operation and maintenance of the unit to ensure that the unit is stable and stable during the peak period of electricity consumption. Full hair; urge various hydropower plants to strengthen water conditions forecast, do a good job of water storage on the basis of ensuring ecological flow, and give full play to the peak of hydropower during the period of Du Xia Da Dae Load; promote the dispatching of counties and counties During the peak of the electricity period, the non -unified power supply source "should be opened and the distribution should be issued."

State Grid Jiangxi Zhangshu Power Supply Company employees have maintained the main transformer at 110 kV substation.

While tapping the potential of power generation in the province, the company fully exerts the role of optimizing the allocation of large power grid resources, and has a liaison line of the high voltage of Yahu Lake and the E -Jiangxi liaison line. The mechanism strives for power support during peak hours.

Source of information: relevant units of the company, National Power Newspaper

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