On June 2, with the auxiliary hoisting mechanism smoothly landing on the track, the bridge crane in the main powerhouse of Xiate Hydropower Station was successfully hoisted into place, laying a solid foundation for the subsequent formal installation of electromechanical equipment. The Xiate Hydropower Station project is located in Wuqia County, Kizilsu Kirghiz Autonomous Prefecture, Xinjiang Uygur Autonomous Region. It is a hydropower hub project mainly for power generation, with 4 mixed-flow hydro-generating units each with a capacity of 62 MW, a rated head of 250.0 meters, a main powerhouse bridge crane span of 18 meters, and a total weight of 104.5 tons, of which the main hook lifting capacity is 200 tons and the auxiliary hook lifting capacity is 50 tons. The heaviest component hoisted this time was the bridge crane main beam, 19 meters long, 4 meters wide, 2 meters high, weighing 29 tons. The hoisting of the bridge crane is a sub-project with high danger and exceeding a certain scale. Before hoisting, the project department made full preparations in terms of safety, technology, manpower, and materials, promptly organized technical personnel to discuss, review, and optimize the construction plan, and conducted multiple technical and safety briefings for the hoisting. The "Special Safety Construction Plan for the Installation of the Main Powerhouse Bridge Crane" approved by the company passed the expert review meeting at one go. Since the preparation for the bridge crane installation work began, it has received close attention from the owner and the supervisor. The project department overcame unfavorable factors such as tight schedule and delayed handover of the work surface. At the mobilization meeting for the bridge crane hoisting, responsibilities were clarified, hoisting measures were implemented, and division of labor was clear. Finally, with the joint efforts of all employees of the project department, the bridge crane hoisting work was successfully completed. The next step is to carry out the bridge crane installation and commissioning according to the implementation plan, striving to put the bridge crane into use as soon as possible. The Xiate Hydropower Station is expected to achieve the goal of first unit power generation in April 2021, and 2020 will be a year of full sprint for the Xiate project construction. To achieve the power generation goal on schedule, the project department does not wait or rely, takes the initiative, and fully organizes the resumption of work and production at Xiate. At present, the construction undertaken by the project department has fully entered the construction peak. Special statement: BJX reprints content from other websites for the purpose of conveying more information rather than for profit, and does not necessarily mean that it agrees with their views or confirms the truthfulness of their descriptions. The content is for reference only. The copyright belongs to the original author. If there is any infringement, please contact us to delete it. On April 23, the last 600 MPa grade penstock of the water diversion system of Liaoning Qingyuan Pumped Storage Power Station left the factory, and all 600 MPa grade penstocks of the water diversion system were completed, achieving another phased achievement in the construction of the power station. The water diversion system of Liaoning Qingyuan Pumped Storage Power Station adopts steel lining, with steel plate materials of 500 MPa, 600 MPa, and 800 MPa grades, of which there are 548 sections of 600 MPa grade penstocks. In May 2020, the project was in April 24, the No. 2 unit stay ring and spiral case of Liaoning Qingyuan Pumped Storage Power Station contracted by the Manufacturing and Installation Company was successfully hoisted and installed. The maximum outer diameter of the stay ring and spiral case of Qingyuan Power Station unit is 12 meters, and the maximum height is 3.2 meters. It is an important flow passage component of the unit. The stay ring and spiral case were assembled and welded as a whole in the installation hall. After welding, after 4 hours of 250°C dehydrogenation and 8 hours of 560°C heat treatment, the one-time flaw detection qualification rate reached 99.7%. The project department adheres to the "Safety On March 24, the spiral case pressure test of the first unit of Liaoning Qingyuan Pumped Storage Power Station contracted by the Manufacturing and Installation Company was successfully completed. The unit spiral case pressure test equipment mainly consists of pressure test blind cover, flange, ring cylinder, high-strength bolts, and high-pressure plunger pump, with a total of 132 tension bolts. The water filling is about 100 cubic meters, and the maximum water pressure is 10.5 MPa. The entire test lasted 8 hours, with no leakage, no pressure release, and excellent test data, which was highly praised by all parties. Recently, national metal structure expert and former Gezhouba Group expert Huang Zushu led a team to Qingyuan project to investigate and guide work, and affirmed the on-site management, technological innovation, and advanced processes of metal structure manufacturing and installation at the Qingyuan project. Huang Zushu inspected the steel pipe processing plant and the steel pipe installation work surface, carefully asked technical personnel about the application of new steel pipe manufacturing processes, and expressed affirmation of the automated and intelligent construction processes and products adopted in penstock manufacturing. On January 25, the first unit stay ring and spiral case of Liaoning Qingyuan Pumped Storage Power Station contracted by the Manufacturing and Installation Company of Hydropower Sixth Bureau was hoisted. The No. 1 unit stay ring and spiral case were assembled and welded as a whole in the installation hall, and various data such as roundness and level met the design drawing requirements. From the start of installation of the No. 1 unit draft tube on October 13, 2021 to the hoisting of the stay ring and spiral case, it took only 3.5 months, laying a foundation for the pouring of the first unit to the generator layer by September 2022. Recently, the first penstock of Liaoning Qingyuan Pumped Storage Power Station contracted by Hydropower Sixth Bureau was installed and passed the joint acceptance, and the penstock installation work of Qingyuan Pumped Storage Power Station was officially started. The water diversion and tailwater system of Qingyuan Pumped Storage Power Station adopts the "one tunnel, two machines" layout, with a total of 1649 penstock sections, a total length of 3899.2 meters, and a total weight of 28,000 tons. According to the overall construction schedule, the penstock installation plan starts from 2021. On September 4, the hoisting of the No. 2 275-ton bridge crane in the main powerhouse of Qingyuan Pumped Storage Power Station contracted by the Manufacturing and Installation Company was successfully completed. So far, the main bodies of all 3 bridge cranes in Qingyuan Power Station have been hoisted, and the electromechanical installation work has officially begun. On July 20, the electromechanical equipment warehouse of Liaoning Qingyuan Pumped Storage Power Station completed all functional facilities and was officially put into operation, and Qingyuan Power Station began to enter the electromechanical equipment installation stage. Recently, the Qingyuan Electromechanical Metal Structure Project Department seriously implemented the important instructions and spirit of General Secretary Xi on archives work, deeply studied relevant documents, and solidly carried out archives work. Recently, the Liaoning Qingyuan Project Department of the Manufacturing and Installation Company of Hydropower Sixth Bureau organized special training and learning activities on construction methods and quality management QC group activities. Recently, the second public announcement of the environmental impact assessment of the Panlong River Hydropower Station construction project in Maerkang City, Aba Prefecture was made. The power station will install 3 units with a total installed capacity of 15 MW. Details are as follows: According to the relevant provisions of the "Environmental Impact Assessment Law of the People's Republic of China" and the "Regulations on the Classification Management of Environmental Impact Assessment of Construction Projects", Sichuan Shengyun Energy Development Co., Ltd. Aba Recently, the planning research report of the integrated renewable energy comprehensive development base of water, wind, and solar in the Dadu River Basin successfully passed the review of the Water Resources and Hydropower Planning and Design General Institute of the Ministry of Water Resources and the Sichuan Provincial Development and Reform Commission. The construction of the integrated water, wind, and solar comprehensive energy base in the Dadu River Basin by China Energy Construction Group has entered the fast lane, planning a clear path for the development of clean energy in Sichuan. The integrated development of water, wind, and solar is to combine a certain range of photovoltaic and wind power around the cascade hydropower stations in the basin. At present, there are 3,962 hydropower stations in Sichuan Province, of which 3,747 have an installed capacity of less than 50,000 kW. The problems of "small, old, scattered, weak, and chaotic" hydropower stations are prominent. The water leakage accident at Guanzhou Hydropower Station in Danba County, Ganzi Prefecture on "January 12" exposed major hidden dangers and problems in the operation of hydropower stations in Sichuan, such as unclear division of safety supervision responsibilities, lax industry management, weakened main responsibilities, and lack of territorial supervision. In order to deeply learn from the "January 12" accident at Guanzhou Hydropower Station, BJX Power Network learned that on May 7 local time, the No. 1 unit of the Karot Hydropower Station in Pakistan completed a 168-hour trial operation, marking the official grid connection and power generation of the No. 1 unit of the Karot Hydropower Station. It is reported that the total installed capacity of the Karot Hydropower Station is 720,000 kW, with a total investment of more than 1.7 billion US dollars. It is a priority implementation project of energy cooperation under the "China-Pakistan Economic Corridor" and a key project of the "Belt and Road" initiative, and it is also the first project written into the joint statement of the Chinese and Pakistani governments. Recently, with the successful completion of the discharge test of the No. 4 main transformer of Daxia Hydropower Station, it marked the successful completion of the overhaul of the No. 4 main transformer of Daxia Hydropower Station. The main content of this overhaul was to drag the transformer to the installation hall of the powerhouse for cover lifting, inspect the transformer winding coils and iron core clamps, replace all sealing pads and valves, and handle defects found in the transformer. Since the work ticket was issued on April 5, the No. 4 main transformer of Daxia Hydropower Station BJX Power Network learned that the General Office of the People's Government of Guangxi Zhuang Autonomous Region recently issued the Guiding Opinions on Supporting Hechi City to Build a Green Development Pilot Zone, Gui Zheng Ban Fa [2022] No. 30. The opinions point out: Improve the green energy guarantee capacity. Accelerate the construction of a clean, low-carbon, safe, and efficient energy system, stabilize the power generation of the three major hydropower stations on the Hongshui River, coordinate the planning of hydropower, wind power, photovoltaic, and thermal power cogeneration construction, and create a wind, solar, water, storage, and hydrogen clean BJX Power Network learned that on May 9, the Sichuan Provincial Development and Reform Commission issued the "14th Five-Year Plan for Renewable Energy Development in Sichuan Province". The plan proposes that by 2025, high-quality development of renewable energy will make new progress. During the "14th Five-Year Plan" period, about 24 million kW of hydropower, about 6 million kW of wind power, about 10 million kW of photovoltaic power generation, and about 740,000 kW of biomass power generation will be added; by the end of 2025, hydropower installed capacity will be about 105 million kW, wind power about 10 million kW BJX Power Network learned that the Comprehensive Department of the National Energy Administration issued a notice on publishing the list of safety responsible persons for the management units of national hydropower station dams in 2022, Guo Neng Zong Tong An Quan [2022] No. 36. Details are as follows: Energy bureaus of all provinces (autonomous regions and municipalities), development and reform commissions, industry and information technology departments of relevant provinces (autonomous regions and municipalities) and Xinjiang Production and Construction Corps, Beijing Municipal Urban Management Committee, all dispatched agencies, Dam Safety Center, all BJX Power Network learned that the Comprehensive Department of the National Energy Administration issued a reply on agreeing to the safety registration of 11 hydropower station dams including Huaguangtan Level 1, Guo Neng Zong Han An Quan [2022] No. 23. Details are as follows: Dam Safety Supervision Center: The report "Request for Instructions on the Safety Registration Inspection Opinions of 11 Hydropower Station Dams including Huaguangtan Level 1" (Ba Jian An Jian [2022] No. 22) has been received. After research, the reply is as follows: 1. Agree to the registration of the upper reservoir dam of Anhui Jixi, Ji BJX Power Network learned that on May 5, the Hunan Provincial Development and Reform Commission issued a reply on issues related to the on-grid electricity prices of power generation projects such as the Shangyou Hydropower Station in Yanling County. Details are as follows: Reply of the Hunan Provincial Development and Reform Commission on Issues Related to the On-grid Electricity Prices of Power Generation Projects such as the Shangyou Hydropower Station in Yanling County Zhuzhou, Hengyang, Huaihua, and Shaoyang Development and Reform Commissions, Anhua County Development and Reform Bureau: The reports you submitted for approving the relevant hydropower On May 4, 2022, the cumulative power generation of the six cascade hydropower stations on the Yangtze River main stream, including Wudongde, Baihetan, Xiluodu, Xiangjiaba, Three Gorges, and Gezhouba, operated by China Three Gorges Corporation, exceeded 3 trillion kWh. The 3 trillion kWh of clean electricity is equivalent to saving about 910 million tons of standard coal and reducing carbon dioxide emissions by about 2.4 billion tons; calculated at 13.8 yuan of GDP per kWh, it can support about 41.4 trillion yuan of GDP in China, providing strong support for the green development of China's economy and society. BJX Power Network learned that on April 10, the first 700-ton bridge crane main beam of the Maerdang Hydropower Station, the highest-altitude and largest-capacity hydropower station under construction in the upper reaches of the Yellow River, undertaken by Hydropower Seventh Bureau, was lifted and accurately docked with the bridge crane track. With this, the electromechanical equipment installation of Maerdang Hydropower Station kicked off. It is understood that the Maerdang Hydropower Station is located on the main stream of the Yellow River in Maqin County, Qinghai Province, and is the ninth cascade power station planned in the Hukou to Erduo reach of the Yellow River main stream. On February 28, after 8 consecutive days of work, the Highway Management Office of Three Gorges Ecological Environment Co., Ltd. successfully completed the renovation of electromechanical equipment in the anchor chambers of Xiling Yangtze River Bridge in the Three Gorges Dam area. The Xiling Yangtze River Bridge was opened to traffic in 1996 and is the most important passage connecting the left and right banks of the Three Gorges Dam area. It has four anchor chambers, with dehumidifiers, water pumps, power boxes, and other electromechanical equipment inside. The state of the electromechanical equipment and the temperature and humidity environment in the anchor chambers are very important for the safe operation of the bridge. Three Gorges BJX Power Network learned that recently, the public bidding announcement for the electromechanical equipment installation project of the Maerdang Hydropower Station of China Energy Construction Group Qinghai Company was released. It is reported that the Maerdang Hydropower Station is the twelfth cascade hydropower station planned in the Hukou to Yangqu reach of the Yellow River main stream above Longyangxia, located on the main stream of the Yellow River at the junction of Tongde County, Hainan Tibetan Autonomous Prefecture, and Maqin County, Guoluo Tibetan Autonomous Prefecture, Qinghai Province. The installed capacity of the power station is 2.2 million kW, with an average annual On July 20, the electromechanical equipment warehouse of Liaoning Qingyuan Pumped Storage Power Station completed all functional facilities and was officially put into operation, and Qingyuan Power Station began to enter the electromechanical equipment installation stage. Huaneng Group E-commerce Platform recently released the bidding announcement for the electromechanical equipment installation project of Huaneng Dadu River Yingliangbao Hydropower Station. Recently, the particleboard production line technical renovation project of Guangxi Fenglin and the Naan Waste Incineration Power Generation Phase III electromechanical equipment installation project contracted by Fujian Construction Engineering Group's subsidiary Fujian Provincial Industrial Equipment Installation Co., Ltd. respectively won the "2019-2020 China Installation Engineering Quality Award (China Installation Star)". Shuangjiangkou Hydropower Station is located in Maerkang City and Jinchuan County, Aba Tibetan and Qiang Autonomous Prefecture, Sichuan Province. It is an upstream control reservoir project for the cascade development of the Dadu River Basin. Jinchuan Hydropower Station adopts dam development, with the development task mainly for power generation, an installed capacity of 860 MW, and 4 mixed-flow hydro-generating units each with a capacity of 215 MW. Recently, the Housing and Urban-Rural Development Department of Zhejiang Province issued the "Maintenance Guidelines for Electromechanical Equipment of Rural Domestic Sewage Treatment Facilities", aiming to clarify the technical requirements for the maintenance of electromechanical equipment in rural domestic sewage treatment facilities and ensure the normal operation of treatment facilities. These guidelines are applicable to the maintenance of electromechanical equipment in rural domestic sewage treatment facilities in Zhejiang Province. Operation and maintenance service institutions should implement them, and other relevant units may refer to them. These guidelines stipulate that the common electromechanical equipment of rural domestic sewage treatment facilities With the development of society and economy, people's demand for energy is also increasing day by day, and energy conservation is becoming more and more important. The realization of the functions of large public buildings is based on the operation of various electromechanical equipment systems. The energy consumption of air conditioning, water supply and drainage, and lighting accounts for 70% of the building operation energy consumption, and the operation energy consumption of the air conditioning system alone accounts for more than 40% of the total energy consumption of each system. Therefore, when carrying out energy conservation in large commercial buildings, solving the energy conservation problem of electromechanical equipment is the core. On the morning of August 2, the signing ceremony of the construction contract for the electromechanical equipment installation project of Shaanxi Zhen'an Pumped Storage Power Station was held at the headquarters of Hydropower Third Bureau. Zhen'an Pumped Storage Power Station is equipped with 4 single-stage vertical shaft single-speed mixed-flow reversible pump-turbine generator motor units with a capacity of 350 MW each, with a total installed capacity of 1,400 MW, connected to the grid through 2 330 kV lines to the 330 kV substation. The rated head of the power station is 440 meters, with daily regulation performance. After completion,
