2019新建電廠施工動態Issuing time:2019-01-29 00:00 2019.01.28 New power plant construction dynamicsUnit 2 of Jingneng Wujianfang Power Plant's 2×660,000-kilowatt ultra-supercritical unit project successfully passed the 168-hour test run At 12:18 on January 24, Unit 2 of the 2×660,000-kilowatt ultra-supercritical unit project of Jingneng Wujianfang Power Plant undertaken by China Energy Construction Huadong Construction Investment Anhui Electric Power Construction No. 2 Company successfully passed the 168-hour trial operation. The standard was completed and put into production. During the trial operation, the operation was stable, the average power generation load rate was 99%, the protection input rate and automatic input rate were 100%, and various economic and technical indicators such as steam turbine and vacuum tightness were excellent. Since the start of the project, Anhui Electric Power Construction No. 2 Company has conscientiously practiced the core values ??of "Those who can do good deeds, and those who build are good at success". The success of major milestone nodes such as pipe and unit grid connection has successfully realized the goal of completion and commissioning of Jingneng Wujianfang Power Plant Unit 2. Jingneng Wujianfang Power Plant Phase I 2×660,000-kilowatt unit project is located in Wujianfang Mining Area, Xiwuzhumubi Banner, Xilinhot City, Inner Mongolia Autonomous Region. It is a clean power generation project supporting the Ximeng-Shandong 1000 kV AC high-voltage transmission line . The commissioning of the project is of great significance to alleviate air pollution and improve the ecological environment. The Beijing Miyun comprehensive waste treatment center project has 2 boilers and 1 machine in the whole plant, and the whole plant has successfully passed the "72+24" hour full-load trial operation On January 25, the Beijing Miyun Comprehensive Waste Treatment Center Project undertaken by China Energy Construction Southern Construction Investment Guangdong Thermal Power has 2 furnaces and 1 machine in the whole plant, and the whole plant has successfully passed the "72+24" hour full-load trial operation. During the trial operation, the main equipment and systems operated safely and stably. The unit protection input rate and automatic input rate reached 100%. The indicators of the units were excellent. The No. 1 (including No. 2 incinerator) units of the whole plant were all put into commercial operation. Miyun County Waste Comprehensive Treatment Center Project is located in Shuiyugou, Jugezhuang Town, Miyun District, Beijing. The construction scale is 600 tons of garbage per day + 300 tons of feces per day (moisture content is about 80%) + 30 tons of kitchen waste per day + Sewage treatment plant with a capacity of 600 tons/day; equipped with 2 sets of 300t/d mechanical grate waste incinerators and 1 set of 12 MW generator set, with an annual total of 199,800 tons of domestic waste. The total construction area of ??the project is 33,000 square meters. The project adopts the incineration method to process domestic waste, so as to realize the "harmless, reduction and resource utilization" of waste to the greatest extent. Through multiple environmental protection and purification measures to ensure that the external discharge of pollutants is minimized, and strictly abide by the national environmental protection and energy utilization policies, the pollutant discharge standards are better than the national standards and the local standards of Beijing. The project was successfully put into operation, adding another large-scale household waste incineration power plant with comprehensive technical level and factory environment reaching the first-class in China and internationally advanced in Miyun District, Beijing, and improving the living environment of local residents. Unit 1 of the 2×660,000-kilowatt new project of China Power Pu’an Power Plant passed the 168-hour full-load test run At 18:05 on January 24, Unit 1 of the 2×660,000-kilowatt new construction project of China Power Pu’an Power Plant, undertaken by the survey and design of Guangdong Institute of China Energy Construction Planning and Design Group, and the second construction company of East China Construction Investment Anhui Electric Power Construction Co., Ltd., passed 168 hours Test run at full load. So far, the two units of the project have all been put into operation for power generation. The project is the first super (super) critical large-scale thermal power generation project in Guizhou Province. It is located in Qingshan Industrial Park, Pu'an County, Qianxinan Prefecture, Guizhou Province. Supercritical coal-fired power generation units, simultaneous construction of desulfurization and denitrification facilities. In the design of the project, Guangdong Institute adopted a number of optimized designs, the first 660,000-kilowatt supercritical generating set in China using 9-stage unregulated steam extraction; the main feed water pump and the front pump are arranged coaxially and mirror-image symmetrically, which is reasonably optimized Spatial layout; the induced draft fan is driven by a steam turbine, which effectively reduces the power consumption rate of the plant; the boiler electrostatic precipitator adopts moving electrode technology, etc. Through the optimized design, the coal consumption of power generation and power supply of the unit is effectively reduced, which is better than similar high-sulfur coal-fired power generation units in Yunnan, Guizhou and Sichuan. The project of Beijing Asuwei waste incineration power plant project was successfully electrified once At 23:30 on January 24, the Beijing Asuwei waste incineration power plant project undertaken by Northwest Electric Power Construction Third Engineering Co., Ltd. succeeded in electrification once. A major engineering node. On the afternoon of the 24th, the project department organized a branch test run coordination meeting. Yang Songbai, the chief engineer of the project, made a detailed work arrangement and division of labor. Items and preventive measures require operators to operate in accordance with the operating procedures and specifications, strictly implement the work ticket system, and prevent illegal operations and operations. When operating in the area, special personnel must be supervised before construction can be carried out. At 3:25 a.m. on the 25th, under the operation of the operating personnel, 4 sets of induced draft fans, 4 sets of booster fans, and 5 sets of water supply pumps in the 1st area and 2nd area were sequentially tested for single-unit decommissioning of 13 high-voltage motors. Rotation, vibration parameters, and shaft temperature parameters all meet the requirements. The complete success of this electrification has laid a good foundation for the subsequent start-up of the whole set. Unit 2 of Zhoukou Gas-fired Power Plant Project passed 72+24 hours of full-load trial operation at one time At 16:16 on January 25, Unit 2 of the Zhoukou Gas Power Plant Project undertaken by Henan Engineering Company passed a 72+24 hour full-load test run, which is another great achievement after Unit 1 was put into operation on October 4 last year. . So far, the project has been completed and put into production, and has entered commercial operation. State Power Investment Zhoukou Gas Power Plant (2×450,000 kilowatts gas-steam combined cycle thermal power unit) is the second Ansaldo 9F gas turbine project put into operation in China and the first in the province. The dynamic investment of the project is 2.57691 billion yuan, and the design The annual utilization hours are 4,500 hours. Modular supply and installation are adopted. It has the advantages of outstanding performance, ultra-low emission, strong capacity of rapid load increase, wide application range of fuel, long maintenance cycle and low maintenance cost. It has power supply, heating, Cooling and many other functions. After the project is put into operation, it will effectively solve the power shortage of the eastern Henan power grid and the heating problem of the local industrial park. Since the start of construction on December 5, 2016, the Zhoukou Gas project team has overcome various difficulties and fulfilled its solemn commitment to the owner. Generator stators of units No. 1, No. 2 and No. 3 of Zhengzhou Eastern Environmental Protection Energy Engineering Project were hoisted in place successively From January 21st to 24th, the generator stators of Units 1, 2 and 3 of Zhengzhou Eastern Environmental Protection Energy Engineering Project were hoisted in place successively, creating conditions for the next step of generator installation. The generator equipment of this project is manufactured by Hangzhou Hangfa Power Generation Equipment Co., Ltd. The net weight of the stator is 41 tons, and the hoisting adopts the scheme of 250t crawler crane directly hoisting from the turbine room A. In order to ensure the smooth progress of the hoisting operation, the construction personnel prepared in advance, formulated a careful hoisting plan, and did a good job in the load test of the crane and the safety technical disclosure of the hoisting personnel. The whole process was implemented from the stator lifting, steering, to the stator moving and positioning. Surveillance from the side station and coordination of various types of work ensure that the transportation and hoisting work is foolproof. China Resources Caofeidian Power Plant No. 4 Unit Ignition and Blowpipe Successfully Completed At 14:01 on January 25, the ignition and blowpipe of Unit 4 of China Resources Caofeidian Power Plant undertaken by Henan Engineering Company was successfully completed. The blowpipe is divided into two stages, and the boiler blowpipe is carried out in a way of combining pressure stabilization and pressure reduction. After shooting acceptance, the blowpipe coefficient, the particle size of the spots on the target plate and other indicators all meet the quality specification requirements of the guideline, and have been well received by the owner, supervisor, commissioning and operation units. The steam turbine high-pressure cylinder of Unit 1 of China Resources Cangzhou Power Plant was successfully hoisted into place On January 25, the steam turbine high-pressure cylinder of Unit 1 of China Resources Cangzhou Power Plant was successfully hoisted into place. The high-pressure cylinder of the steam turbine weighs 125 tons, and the hoisting operation is carried out by a 135-ton/10-ton crane in the turbine room. In order to ensure the safety of the hoisting work, the project department actively communicated with the owner and the equipment manufacturer to formulate a careful hoisting plan. Before hoisting, the project department organizes safety and technical personnel to carry out special inspections on construction machinery, wire ropes and other hoisting tools. During the hoisting process, the construction personnel have a clear division of labor, and the steps of lifting, translation, steering and positioning are connected in an orderly manner and are in place at one time. The first large slab girder of the boiler of Wanneng Environmental Protection Fuyang Phase II Project was successfully hoisted into place At 8:38 on January 24, the first large slab beam of the boiler of Wanneng Environmental Protection Fuyang Phase II Project undertaken by Anhui Electric Power Construction Second Engineering Co., Ltd. was successfully hoisted into place. The large plate beam hoisted this time is located on the No. 3 shaft of the boiler, with a top elevation of 41.6 meters, a length of 16.9 meters, a height of 1.9 meters, and a weight of 10.275 tons. The QTZ900 tower crane was used for installation. In order to ensure the smooth completion of the hoisting work of the large slab beams, the Fuyang Phase II project department of Wanneng Environmental Protection planned in advance and made a reasonable layout, and scientifically and reasonably prepared a hoisting plan according to its own hoisting facilities and mechanical conditions. Before the hoisting, the technicians conducted a comprehensive inspection of the machinery and tools, and made a careful and detailed safety technical disclosure to the operators to ensure the safe and smooth progress of the entire hoisting process. CECEP (Feicheng) Environmental Protection Energy Project's domestic waste incineration power plant No. 2 boiler hydraulic pressure test was successful On January 24, No. 2 Boiler of Domestic Waste Incineration Power Plant of China Energy Conservation (Feicheng) Environmental Energy Project (2×400t/d Boiler + 1×15MW Extraction Condensing Turbine Generator Set) contracted by Anhui Electric Power Construction Second Engineering Co., Ltd. The hydrostatic test was successful once. GM Feicheng Project Department insisted on "safety, quality, promotion, and benefit" in project construction. 4,621 pressure-bearing welds were welded on the No. 2 boiler, and a total of 1,892 welding joints were randomly inspected, with a pass rate of 99.8%. The completion of the water pressure test of the No. 2 boiler as scheduled has created favorable conditions for various tasks after the Spring Festival. Source: Power Project Network |
