沼气发电机组具有启停迅速、运行灵活、运行效率高和清洁环保等技术优势，是我国电力能源生产的重要组成部分。重型发电用沼气发电机组技术先进，设备更新迭代比较快，随着国家重大专项研究的实施，已逐步形成完善的燃机自主研发和设计体系，燃机关键技术国产化进程迅速。为了加快集团公司燃气发电事业发展，提高燃机管理水平，亟需结合集团燃气发电项目发展实际，制定一部燃气发电项目机组选型和技术路线选择的管理文件。

　　Biogas generator sets have technological advantages such as rapid start stop, flexible operation, high operating efficiency, and clean environmental protection, and are an important component of China's power energy production. The biogas generator set for heavy-duty power generation has advanced technology and rapid equipment updates and iterations. With the implementation of major national special research projects, a complete independent research and design system for gas turbines has gradually been formed, and the localization process of key technologies for gas turbines is rapidly advancing. In order to accelerate the development of the gas power generation business of the group company and improve the management level of gas turbines, it is urgent to develop a management document for the selection of gas power generation project units and technical routes based on the actual development of the group's gas power generation projects.

　　一、总则

　　I. General Provisions

　　1.燃气发电项目机组选型和技术路线选择应遵循以下主要原则。

　　The selection of units and technical routes for gas-fired power generation projects should follow the following main principles.

　　1.1符合政策原则。符合国家、行业强制性标准要求，符合相关规范,符合国家或地方的产业政策。

　　1.1 Compliance with policy principles. Comply with mandatory national and industry standards, relevant regulations, and national or local industrial policies.

　　1.2提高效率原则。燃机技术指标先进，在安全可靠、经济环保的前提下，着力提高机组运行效率。

　　1.2 Principle of improving efficiency. The technical indicators of the gas turbine are advanced, and efforts are made to improve the operating efficiency of the unit on the premise of safety, reliability, economy, and environmental protection.

　　1.3重点突出原则。突出反映节能减排、保护环境，建设资源节约型和环境友好型燃机电厂，体现最新科技成果。

　　1.3 Emphasis on key principles. Highlight energy conservation, emission reduction, environmental protection, and the construction of resource-saving and environmentally friendly gas turbine power plants, reflecting the latest technological achievements.

　　1.4效益优先原则。简化系统和流程，减少系统和设备裕度，合理控制建设标准，突出提高投资收益的目的。

　　1.4 Principle of prioritizing benefits. Simplify systems and processes, reduce system and equipment margins, reasonably control construction standards, and highlight the goal of improving investment returns.

　　1.5国产化原则。降低燃气发电项目的建设成本，提高服务质量。在满足安全经济的条件下，优先选择国产化率较高的沼气发电机组。

　　1.5 Localization principle. Reduce the construction cost of gas-fired power generation projects and improve service quality. Priority should be given to selecting biogas generators with a higher domestication rate, while ensuring safety and economic conditions.

　　1.6注重特色原则。积极推广应用新技术，大力支持技术创新和智慧电厂建设，建设高质量具有大唐特色的燃机电厂。

　　1.6 Emphasize the principle of distinctive features. Actively promote the application of new technologies, vigorously support technological innovation and the construction of smart power plants, and build high-quality gas turbine power plants with Datang characteristics.

　　2.燃机项目机组选型应符合《燃气-蒸汽联合循环电厂设计规定》（DL/T5174）等国家和行业的有关规定和标准等相关文件要求。

　　2. The selection of gas turbine project units should comply with relevant national and industry regulations and standards such as the "Design Regulations for Gas Steam Combined Cycle Power Plants" (DL/T5174).

　　二、通则

　　2、 General rules

　　1.燃气发电项目建设一般由省级能源主管部门或地方政府进行核准，机组选型应结合地方热电联产等相关产业政策，了解地方天然气发电电价补偿和其他鼓励措施，根据地方能源需求和发展趋势对燃机机型、容量和类型进行合理选择。

　　1. The construction of gas-fired power generation projects is generally approved by the provincial energy regulatory department or local government. The selection of units should be based on local industrial policies such as cogeneration, understanding of local natural gas power generation electricity price compensation and other incentive measures, and making reasonable choices of gas turbine models, capacities, and types according to local energy demand and development trends.

　　2.所有的燃气发电项目选型和技术路线选择都要认真开展主辅机设备的调研工作，充分参考国内外先进的燃机建设案例，把系统拟定和设备选型优化贯穿于工程建设的全过程、全方位，把集团公司提高效率、降低造价的各项措施落实在机组选型和技术路线过程中。

　　2. All gas power generation project selection and technical route selection should carefully conduct research on main and auxiliary equipment, fully refer to advanced gas turbine construction cases at home and abroad, integrate system formulation and equipment selection optimization throughout the entire process and all aspects of engineering construction, and implement various measures of the group company to improve efficiency and reduce costs in the process of unit selection and technical route.

　　3.燃机设备选型应考察其技术的先进性、产品的成熟性和稳定性，同时兼顾蒸汽系统设备的合理匹配，力求组成燃气-蒸汽联合循环的经济性达到最优，运行维护成本最低。

　　3. For the selection of gas turbine equipment, the progressiveness of its technology, the maturity and stability of its products shall be investigated, and the reasonable matching of steam system equipment shall be taken into consideration, so as to achieve the best economy and the lowest operation and maintenance cost of the gas steam combined cycle.

　　4.燃气发电项目技术路线和设备选型选择应考虑工厂建设、运行维护全生命周期管理，采用先进的工程管理方法，提高电厂智能化水平，提高管理效率。

　　4. The selection of technical routes and equipment for gas-fired power generation projects should consider the full lifecycle management of factory construction, operation and maintenance, adopt advanced engineering management methods, improve the intelligence level of power plants, and enhance management efficiency.

　　5.燃气发电项目辅机设备选型应充分考虑与燃机设备的匹配性，根据电热负荷实际综合测算结果，确定辅机设备的形式和系统组成，确保整体的安全经济性达到最优。

　　5. The selection of auxiliary equipment for gas power generation projects should fully consider the compatibility with gas turbine equipment. Based on the actual comprehensive calculation results of electric and thermal loads, the form and system composition of the auxiliary equipment should be determined to ensure the optimal overall safety and economy.

　　6.优先选择经济技术指标先进的燃机，综合考虑调峰、供热能力和其他因素后进行评估，合理选择H级、F级或其他级别的燃机设备。

　　6. Prioritize the selection of gas turbines with advanced economic and technological indicators, evaluate them comprehensively based on peak shaving, heating capacity, and other factors, and reasonably choose H-class, F-class, or other levels of gas turbine equipment.

　　7.机组满足调峰要求以及热负荷需求前提下，根据国家相关政策因地制宜选择机组容量，并根据区域热负荷发展的实际情况和相关规划等考虑热电负荷裕量。

　　7. Under the premise that the unit meets the requirements of peak shaving and heat load demand, the unit capacity shall be selected according to relevant national policies, and the thermal power load margin shall be considered based on the actual situation of regional heat load development and relevant planning.

　　8.燃气发电项目建设需充分考虑燃机设备运行维护的后期投入和相关技术改进等问题，降低备品备件的采购费用，提高技术服务质量。

　　8. The construction of gas-fired power generation projects should fully consider the later investment in the operation and maintenance of gas turbine equipment and related technical improvements, reduce the procurement cost of spare parts, and improve the quality of technical services.

　　9.对于按电网要求配套黑启动功能的燃机项目，应设计安装足够容量的柴油发电机、储能蓄电池等设备，保证机组能够在特殊情况下正常启动。

　　For gas turbine projects that are equipped with black start function according to the requirements of the power grid, sufficient capacity diesel generators, energy storage batteries and other equipment should be designed and installed to ensure that the unit can start normally under special circumstances.

　　三、技术路线选择

　　3、 Technical route selection

　　燃气发电具有清洁环保、占地面积紧凑等优势，多建设在城市近郊，在满足电负荷的需求的同时满足对周边居民采暖和工业区的供热需求。沼气发电机组按供能种类分为热电联产机组、调峰机组和分布式机组等类型。

　　Gas power generation has the advantages of being clean and environmentally friendly, and occupying a compact area. It is mostly built in the suburbs of cities to meet the heating needs of surrounding residents and industrial areas while meeting the demand for electricity load. Biogas power generation units are divided into types such as cogeneration units, peak shaving units, and distributed units according to the type of energy supply.

　　1.热电联产机组

　　1. Cogeneration unit

　　1.1燃气热电联产项目应符合《热电联产管理办法》（发改能源〔2016〕617号）文件的各项要求。

　　1.1 Gas cogeneration projects should comply with the requirements of the "Management Measures for Cogeneration of Heat and Power" (NDRC Energy [2016] No. 617) document.

　　1.2根据项目所在地域范围电力、热力供应需求，选择容量匹配的燃机。

　　1.2 Select gas turbines with matching capacity based on the electricity and heat supply demand within the project's geographical area.

　　1.3采用高效率的燃气－蒸汽联合循环机组，充分利用能源，降低供热供电成本。

　　1.3 Adopt high-efficiency gas steam combined cycle units to fully utilize energy and reduce heating and power supply costs.

　　1.4对于供热机组，争取以热定电的相关政策，根据国家相关政策因地制宜选择机组容量。

　　1.4 For heating units, strive for relevant policies of using heat to determine electricity, and select unit capacity according to local conditions based on national policies.

　　1.5采暖和工业供热机组宜根据热负荷需求合理选择背压、抽凝或汽轮机中间级抽汽供热方式。

　　1.5 Heating and industrial heating units should choose back pressure, extraction condensing, or intermediate stage extraction steam heating methods according to the heat load demand.

　　1.6机组选型匹配热负荷需求，并充分考虑区域发展实际，合理估算供热裕量，综合考虑供热的安全可靠。

　　1.6 Unit selection should match the heat load demand, fully consider the actual development of the region, reasonably estimate the heating margin, and comprehensively consider the safety and reliability of heating.

　　1.7采暖供热机组应选择具备较高安全可靠性的燃机及配套设备，热电比应满足相关政策要求。

　　1.7 Heating units should choose gas turbines and supporting equipment with high safety and reliability, and the thermoelectric ratio should meet relevant policy requirements.

　　1.8机组宜选择标准系列产品，具有高可靠性及可用率，提高设备的国产化率，降低初投资及运营成本。

　　1.8 Units should choose standard series products with high reliability and availability, improve the localization rate of equipment, and reduce initial investment and operating costs.

　　1.9满足环境保护要求，优先选择具有低NOx排放和低噪音污染的机型。

　　1.9 Meet environmental protection requirements and prioritize selecting models with low NOx emissions and low noise pollution.

　　1.10扩展方便，结合远期热负荷发展，有利于分期建设。

　　1.10 Easy expansion, combined with long-term heat load development, is conducive to phased construction.

　　2.燃机调峰机组

　　2. Gas turbine peak shaving unit

　　2.1根据电网调峰要求合理选择机组容量，并根据项目区域的经济发展考虑一定的裕量。

　　2.1 Reasonably select the unit capacity according to the peak shaving requirements of the power grid, and consider a certain margin based on the economic development of the project area.

　　2.2机组技术先进、经济合理、成熟可靠、调节灵活。

　　2.2 The unit is technologically advanced, economically reasonable, mature and reliable, and has flexible regulation.

　　2.3采用高效率的燃气－蒸汽联合循环机组，充分利用能源，降低供电成本。

　　2.3 Adopt high-efficiency gas steam combined cycle units to fully utilize energy and reduce power supply costs.

　　2.4机组具备快速启停的能力，优先选择升降负荷率较高的机组设备。

　　2.4 The unit has the ability to quickly start and stop, and priority should be given to selecting equipment with higher load lifting rates.

　　2.5机组具备平缓的负荷效率性能曲线，在调峰负荷范围内具有较高的运行效率。

　　The 2.5 unit has a smooth load efficiency performance curve and high operating efficiency within the peak load range.

　　2.6机组选择标准系列产品，具有高可靠性及可用率，提高设备的国产化率，降低初投资及运营成本。

　　2.6 Select standard series products for the unit, which have high reliability and availability, improve the localization rate of equipment, and reduce initial investment and operating costs.

　　2.7满足环境保护要求，优先选择具有低NOx排放和低噪音污染的机型。

　　2.7 Meet environmental protection requirements and prioritize selecting models with low NOx emissions and low noise pollution.

　　3.分布式燃气电站

　　3. Distributed gas power station

　　3.1主机容量的选择应依据“以热（冷）定电，热（冷）电平衡的原则”，根据分布式能源站所在区域的热（冷）负荷的特性和大小合理确定。

　　3.1 The selection of host capacity should be based on the principle of "determining electricity based on heat (cold) and balancing heat (cold) electricity", and reasonably determined according to the characteristics and size of the heat (cold) load in the area where the distributed energy station is located.

　　3.2应综合考虑供热（冷）安全可靠，机组调节灵活，技术上经济上先进合理。

　　3.2 Heating (cooling) safety and reliability, flexible unit adjustment, and advanced and reasonable technology and economy should be comprehensively considered.

　　3.3根据分布式电站的电、热（冷）容量合理选择中、小、微型燃气轮机或内燃机。

　　3.3 Reasonably select medium, small, and micro gas turbines or internal combustion engines based on the electrical and thermal (cooling) capacity of distributed power stations.

　　3.4尽可能选用效率高、起动快的机组，以充分利用能源，降低供热（冷）供电价格。

　　3.4 Choose units with high efficiency and fast start-up as much as possible to fully utilize energy and reduce the price of heating (cooling) power supply.

　　3.6满足环境保护要求，优先选择具有低NOx排放和低噪音污染的机型，具有较好的技术、价格优势。

　　3.6 Meet environmental protection requirements and prioritize selecting models with low NOx emissions and low noise pollution, which have good technological and price advantages.

　　3.7合理利用绿色能源，经济性论证合理时，可考虑同步规划建设光伏多能互补、储能等。

　　3.7 Reasonable utilization of green energy. When the economic feasibility is reasonable, synchronous planning and construction of photovoltaic multi energy complementarity, energy storage, etc. can be considered.

　　四、燃机设备选型

　　4、 Selection of gas turbine equipment

　　（一）燃机选型注意事项

　　（1） Precautions for gas turbine selection

　　1.燃机选型应满足适用性原则，燃机设备选型应充分参考燃机的发电容量与所需负荷的匹配，合理选择单套机组负荷和台数，保证带负荷能力满足要求，并留有后期负荷发展的裕量。

　　1. The selection of gas turbines should adhere to the principle of applicability, and the selection of gas turbine equipment should fully consider the matching between the power generation capacity of the gas turbine and the required load. The load and number of individual units should be reasonably selected to ensure that the load carrying capacity meets the requirements and leave room for future load development.

　　2.对于供热机组，燃机设备选型应兼顾配套汽轮机的抽汽供热能力，保证汽轮机的抽汽或排汽能够满足热用户的需求，并对后期热负荷发展留有足够的裕量。

　　2. For heating units, the selection of gas turbine equipment should take into account the extraction and heating capacity of the supporting steam turbine, ensuring that the extraction or exhaust of the steam turbine can meet the needs of heat users and leave sufficient margin for the later development of heat load.

　　3.调峰用燃机机型选择要关注燃机的启动技术特性，如燃机的启动时长、带满负荷时长，停机时长等因素。兼顾负荷变动特性，如具有较高的升、降负荷率，满足两个细则规定要求。

　　3. The selection of gas turbine models for peak shaving should pay attention to the starting technical characteristics of the gas turbine, such as the starting time, full load duration, shutdown time, and other factors. Taking into account the characteristics of load fluctuations, such as having a high rate of load increase and decrease, and meeting the requirements of the two detailed regulations.

　　4.在需求发电容量初步确定的情况下，应在综合考虑现场边界条件的前提下，按燃机综合性能梯度选择燃气机组。

　　4. In the preliminary determination of the required power generation capacity, gas turbines should be selected according to the comprehensive performance gradient of the gas turbine, taking into account the on-site boundary conditions comprehensively.

　　5.在燃机选型中应满足燃机的电、热的负荷适应能力，保证燃机全负荷段、尤其是常用负荷下有较高的运行效率。在燃机运行的常用负荷段，燃机应能维持低热耗、高效率工况运行。

　　5. In the selection of gas turbines, the adaptability of the electrical and thermal loads of the gas turbine should be met to ensure high operating efficiency in the full load range, especially under common loads. In the common load range of gas turbine operation, the gas turbine should be able to maintain low heat consumption and high efficiency operating conditions.

　　6.应根据负荷需要选择技术成熟的主流燃机机型，充分利用现有投产燃气机组的运行经验和备件积累优势，加强技术交流，降低运行维护成本。

　　6. Mainstream gas turbine models with mature technology should be selected according to load requirements, fully utilizing the operational experience and spare parts accumulation advantages of existing gas turbine units, strengthening technical exchanges, and reducing operation and maintenance costs.

　　7.应充分考虑整套燃气-蒸汽联合循环系统的性价比，关注机组运行性能、投产后的经济效益、单位造价和后期维护成本。

　　7. The cost-effectiveness of the entire gas steam combined cycle system should be fully considered, focusing on the operational performance of the unit, the economic benefits after commissioning, the unit cost, and the maintenance cost in the later stage.

　　8.对于采用新技术，可能会对安全性有较大影响的沼气发电机组，因其未经长时间的试验验证和考核，应慎重选择。

　　8. For biogas generator sets that may have a significant impact on safety due to the adoption of new technologies, careful selection should be made as they have not undergone long-term testing and assessment.

　　9.燃机设备选型应考虑设备国产化进展情况，国产化率较高的机组具备设备价格、技术服务等多方面的优势，合理选择国产化率较高的机组有利于我国燃机行业的快速发展。

　　9. The selection of gas turbine equipment should consider the progress of equipment localization. Units with high localization rates have advantages in equipment prices, technical services, and other aspects. Reasonable selection of units with high localization rates is conducive to the rapid development of China's gas turbine industry.

　　10.安装于北部地区的燃气机组应根据需要配备空气加热装置，防止进气温度过低；南方机组选型应考虑燃机在夏季工况的带负荷能力，可根据需要和经济性论证情况选择安装进气降温装置。

　　10. Gas turbines installed in northern regions should be equipped with air heating devices as needed to prevent low intake temperatures; The selection of southern units should consider the load capacity of the gas turbine under summer operating conditions, and the installation of intake cooling devices can be selected according to the needs and economic feasibility.

　　11.对于热电联产机组，为保证机组启动的灵活性，优先采用燃机、汽轮机分轴布置方式。

　　11. For cogeneration units, in order to ensure the flexibility of unit start-up, the arrangement of separate shafts for gas turbine and steam turbine is preferred.

　　（二）燃机机型及特点

　　（2） Gas turbine models and characteristics

　　在机组供能方式确定后，合理选择燃机设备是保证电厂安全稳定运行的关键，在燃机设备技术发展中，主要有大型重型发电用燃机和航改燃小型工业燃机形式。发电用重型燃机厂家主要有安萨尔多、GE、三菱和西门子等，各厂燃机制造技术存在一定的差异，形成了不同的技术特点。各个厂家燃机设备原理基本相同，但燃机的设备结构、系统组成等存在一定差异。

　　After determining the power supply mode of the unit, the reasonable selection of gas turbine equipment is the key to ensuring the safe and stable operation of the power plant. In the development of gas turbine equipment technology, there are mainly large-scale heavy-duty power generation gas turbines and small-scale industrial gas turbines converted from aviation to fuel. The main manufacturers of heavy-duty gas turbines for power generation are Ansaldo GE、 Mitsubishi and Siemens, among others, have certain differences in their gas turbine manufacturing technologies, resulting in different technical characteristics. The principles of gas turbine equipment from various manufacturers are basically the same, but there are certain differences in the equipment structure and system composition of gas turbines.

　　1.上海电气安萨尔多燃机

　　1. Shanghai Electric Ansaldo gas turbine

　　1.1上海电气安萨尔多常用的F级机组为AE94.3型燃气机组，性能指标先进，该型机组在国内已有较多的应用，可用于供热和纯凝工况机组选用。

　　1.1 The F-class unit commonly used by Shanghai Electric Ansaldo is the AE94.3 gas unit, which has advanced performance indicators. This type of unit has been widely used in China and can be selected for heating and pure condensing conditions.

　　1.2 上海电气安萨尔多H级机组为GT36-S5型燃气机组，采用原阿尔斯通燃机设计方案，性能指标先进。

　　1.2 The Ansaldo H-class unit of Shanghai Electric is a GT36-S5 gas turbine unit, which adopts the original Alstom gas turbine design scheme and has advanced performance indicators.

　　1.3 安萨尔多燃气机组可适用同轴、分轴布置形式，汽轮机、发电机由上海电气统一配套。

　　1.3 Ansaldo gas turbine units can be arranged in coaxial or split axis configurations, and the steam turbine and generator are uniformly matched by Shanghai Electric.

　　1.4 安萨尔多燃机指标较为先进，上海电气承担部套维修工作，在燃机技术服务方面相对完善，备品备件供应可靠。

　　1.4 Ansaldo gas turbine has relatively advanced indicators, and Shanghai Electric undertakes component maintenance work, providing relatively complete technical services for gas turbines and reliable supply of spare parts.

　　1.5 上海电气的安萨尔多燃机设备国产化率最高，已逐步开展燃机核心部件的生产制造业务。

　　Shanghai Electric's Ansaldo gas turbine equipment has the highest localization rate and has gradually started the production and manufacturing of core components for gas turbines.

　　2.哈电集团、南汽GE机组

　　2. Harbin Electric Power Group and Nanqi GE units

　　2.1哈电集团GE公司F级机组为9F.04/9F.05/9F.06（9FB）型燃气机组，性能指标先进，该型机组在国内已有较多的应用，可用于供热和纯凝工况机组选用。

　　2.1 The F-class unit of Harbin Electric Group GE Company is a 9F.04/9F.05/9F.06 (9FB) gas unit with advanced performance indicators. This type of unit has been widely used in China and can be used for heating and pure condensing conditions.

　　2.2 哈电集团GE公司H级机组为9HA.01、9HA.02型燃气机组，性能指标先进。

　　2.2 The H-class units of Harbin Electric Group GE Company are 9HA.01 and 9HA.02 gas turbines with advanced performance indicators.

　　2.3 南汽和GE公司合作生产9E级、6F级中小型燃气机组，在国内有较多的应用。

　　2.3 Nanqi and GE cooperate to produce 9E and 6F small and medium-sized gas turbines, which have been widely used in China.

　　2.3 GE燃气机组可适用同轴、分轴布置形式，汽轮机、发电机一般由哈电集团或南汽统一配套。

　　2.3 GE gas turbine units can be arranged in coaxial or split axis configurations, and steam turbines and generators are generally provided by Harbin Electric Power Group or Nanjing Automobile Group.

　　2.4 GE公司燃机指标较为先进，哈电集团、南汽承担燃机部套的维修工作，在燃机技术服务方面有一定便利条件，备品备件供应可靠。

　　2.4 GE's gas turbine indicators are relatively advanced, and Harbin Electric Power Group and Nanqi undertake the maintenance work of gas turbine components, providing certain convenient conditions in gas turbine technical services and reliable supply of spare parts.

　　2.5GE燃机设备国产化率较高，已逐步开展燃机核心部件的生产制造业务。

　　The localization rate of 2.5GE gas turbine equipment is relatively high, and the production and manufacturing of core components of gas turbines have gradually been carried out.

　　3.东方电气三菱机组

　　3. Dongfang Electric Mitsubishi Unit

　　3.1东方电气三菱公司F级机组为M701F3、M701F4、M701F5（采用了部分H级先进技术）型燃气机组，性能指标先进，该型机组在国内已有较多的应用，可用于供热和纯凝工况机组选用。

　　3.1 Dongfang Electric Mitsubishi's F-class units are M701F3, M701F4, and M701F5 (using some advanced H-class technologies) gas-fired units with advanced performance indicators. This type of unit has been widely used in China and can be used for heating and pure condensing conditions.

　　3.2 东方电气三菱公司H级机组为M701J型燃气机组，性能指标较为先进。

　　3.2 The H-class unit of Dongfang Electric Mitsubishi Company is an M701J gas turbine unit with advanced performance indicators.

　　3.3 三菱公司燃气机组可适用同轴、分轴布置形式，汽轮机、发电机由东方电气统一配套。

　　3.3 Mitsubishi gas turbine units can be arranged in coaxial or split shaft configurations, and the steam turbine and generator are uniformly matched by Dongfang Electric.

　　3.4 三菱公司燃机指标较为先进，在燃机技术服务方面有一定便利条件，备品备件供应可靠。

　　3.4 Mitsubishi's gas turbine indicators are relatively advanced, and it has certain convenient conditions in gas turbine technology services, with reliable supply of spare parts.

　　4.4 西门子公司燃机指标较为先进，由于国内无合作单位，备品备件需从国外采购。

　　4.4 Siemens' gas turbine indicators are relatively advanced, and due to the lack of cooperative units in China, spare parts need to be purchased from abroad.

　　五、燃机配套设备

　　5、 Gas turbine supporting equipment

　　1.燃气发电项目汽轮机、发电机等机岛设备一般随燃机一起供货，对系统完整性和投产后的经济性起着重要作用，必须保证配套设备的良好性能和安全可靠。

　　1. Gas power generation projects generally supply turbine, generator and other turbine island equipment together with the gas turbine, which plays an important role in the integrity of the system and the economy after production. It is necessary to ensure the good performance, safety and reliability of the supporting equipment.

　　表7 燃机及辅机厂商配选表

　　Table 7 Selection Table of Gas Turbine and Auxiliary Equipment Manufacturers

　　燃机厂商

　　Gas turbine manufacturer

　　国内配套汽轮机、发电机厂商

　　Domestic manufacturers of supporting steam turbines and generators

　　GE

　　GE

　　南汽（9E，6F）、哈电集团（9F级以上）

　　Nanqi (9E, 6F), Harbin Electric Group (9F or above)

　　西门子

　　Siemens

　　西门子中国

　　Siemens China

　　安萨尔多

　　Ansaldo

　　上电集团

　　Shangdian Group

　　日本三菱

　　Mitsubishi, Japan

　　东方电气

　　Dongfang Electric

　　2.汽轮机设备根据运行实际情况合理选择一拖一或二拖一的组合方式。一拖一组合汽轮机容量较小，效率较低，但灵活性较好；二拖一组合汽轮机容量较大，高负荷下效率较高，但灵活性较差。

　　2. The combination of one to one or two to one shall be reasonably selected for the steam turbine equipment according to the actual operating situation. The one to one combination turbine has a smaller capacity and lower efficiency, but has better flexibility; The two to one combination steam turbine has a large capacity and high efficiency under high loads, but its flexibility is poor.

　　3.余热锅炉设备一般为单独供应商供货，与燃机、汽机设备进行衔接，为保证余热锅炉的匹配性能，应通过完善的热平衡联合计算保证蒸汽循环系统的合理性和经济性。

　　3. Waste heat boiler equipment is generally supplied by a separate supplier and connected with gas turbine and steam turbine equipment. To ensure the matching performance of the waste heat boiler, a comprehensive heat balance joint calculation should be carried out to ensure the rationality and economy of the steam cycle system.

　　表7 常见燃机和余热锅炉厂商配选表

　　Table 7: Selection of Common Gas Turbine and Waste Heat Boiler Manufacturers

　　燃机厂商

　　Gas turbine manufacturer

　　国内配套余热锅炉厂商

　　Domestic supporting waste heat boiler manufacturers

　　GE

　　GE

　　哈电集团、杭锅、无锡华光等

　　Harbin Electric Group, Hangguo, Wuxi Huaguang, etc

　　西门子

　　Siemens

　　杭锅、无锡华光等

　　Hangguo, Wuxi Huaguang, etc

　　安萨尔多

　　Ansaldo

　　上电集团、杭锅、无锡华光等

　　Shangdian Group, Hangguo, Wuxi Huaguang, etc

　　日本三菱

　　Mitsubishi, Japan

　　东方电气、杭锅、无锡华光等

　　Dongfang Electric, Hangguo, Wuxi Huaguang, etc

　　3.配套设备应与燃机主机设备具备相当的使用寿命，并保证安全经济性能在合理的使用寿命期内满足要求。

　　3. The supporting equipment should have a comparable service life to the main equipment of the gas turbine, and ensure that the safety and economic performance meet the requirements within a reasonable service life.

　　六、联合循环设备现场布置

　　6、 On site layout of combined cycle equipment

　　1.根据燃气发电项目的实际情况选择燃机、汽轮机和发电机、余热锅炉等主机设备的布置方式，设备布置兼顾设备安装和检修维护需要。

　　1. Choose the layout of main equipment such as gas turbines, steam turbines, generators, and waste heat boilers based on the actual situation of the gas-fired power generation project, taking into account the needs of equipment installation and maintenance.

　　2.对于热电联产燃气机组，考虑机组供热和运行灵活性，优先选择燃机、汽轮机分轴布置方式，以保证在汽轮机出现故障时的供热需要。

　　2. For cogeneration gas-fired units, considering the flexibility of unit heating and operation, priority should be given to the arrangement of separate shafts for gas and steam turbines to ensure the heating needs in case of turbine failure.

　　3.对于发电调峰用沼气发电机组，燃机、汽轮机可采用更为紧凑的同轴布置方式，系统相对简单，占地面积较小，投资费用较低。

　　3. For biogas generators used for peak shaving power generation, the gas turbine and steam turbine can be arranged in a more compact coaxial manner, with a relatively simple system, smaller footprint, and lower investment costs.

　　4.燃机、汽机等主设备可采用高位或低位布置方式，可根据场地和造价情况等因素进行综合评估后选择。

　　4. The main equipment such as gas turbines and steam turbines can be arranged in a high or low position, and can be selected after comprehensive evaluation based on factors such as site and cost.

　　七、燃机技术路线和设备选择步骤

　　7、 Technical roadmap and equipment selection steps for gas turbines

　　1.根据区域能源需求现状和近期、远期规划并考虑裕量。

　　1. Based on the current state of regional energy demand and short-term and long-term planning, and considering margin.

　　2.确定用能的种类和供能方式。

　　2. Determine the type of energy used and the method of energy supply.

　　3.确定采用热电联产、调峰或分布式技术类型。

　　3. Determine the type of cogeneration, peak shaving, or distributed technology to be adopted.

　　4.确定燃机设备的容量及数量。

　　4. Determine the capacity and quantity of gas turbine equipment.

　　5.燃机设备选型。

　　5. Selection of gas turbine equipment.

　　6.燃机配套汽轮机、发电机设备选择。

　　6. Selection of matching steam turbine and generator equipment for gas turbine.

　　7.余热锅炉及其辅机设备选择。

　　7. Selection of waste heat boiler and its auxiliary equipment.

　　本文由  沼气发电机组 友情奉献.更多有关的知识请点击  http://www.huannengpower.com/   真诚的态度.为您提供为全面的服务.更多有关的知识我们将会陆续向大家奉献.敬请期待.

　　This article is a friendly contribution from a biogas generator set For more related knowledge, please click http://www.huannengpower.com/ Sincere attitude To provide you with comprehensive services We will gradually contribute more relevant knowledge to everyone Stay tuned