油田伴生气发电可行性分析+ 国内应用区域 + 市场规模

　　Feasibility analysis of oilfield associated gas power generation+domestic application areas+market size

　　一、油田伴生气发电可行性全面分析油田伴生气是原油开采同步产出的天然气（甲烷为主+ 重烃、水汽、杂质），可以就地以净化→燃气发电→自用 / 并网的流程与方式使用，是典型变废为宝、气代油、降碳增效的项目，整体技术成熟、经济可行、政策也大力支持。

　　1、 Comprehensive analysis of the feasibility of oilfield associated gas power generation. Oilfield associated gas is natural gas (mainly methane+heavy hydrocarbons, water vapor, impurities) produced synchronously with crude oil extraction. It can be used on-site through a process and method of purification, gas-fired power generation, self use/grid connection. It is a typical project of turning waste into treasure, replacing oil with gas, reducing carbon emissions and increasing efficiency. The overall technology is mature, the economy is feasible, and policies also strongly support it.

　　（一）技术可行性（完全成熟、国内普及）1. 工艺流程（标准成熟）井口伴生气→除砂、脱水、脱硫、脱液、稳压净化→燃气内燃机 / 燃气轮机发电→余热回收（供热 / 伴热）→油田自用供电 / 并网上网·主流技术：橇装分布式内燃发电机组（适配零散、小气量、偏远井场，最快20天快速建站、可移动转场）·大型气田：固定式燃气轮机+热电联供·发电效率：内燃机组35%~42%，热电联供综合效率70%以上；单位气发电量约2.8~3.2kWh/m·适配场景：大气量集中油田、中小气量零散井、偏远无电网边际井、钻井压裂现场气代油供电2. 技术优势·气源零采购成本（油田副产废气，原本放空燃烧）·远离电网区域离网自主供电，解决油田供电不稳问题·撬装模块化、占地小、建设周期短（1~3个月）、运维简单（2~3人/站）·可与光伏、储能组成风光气储多能互补微电网3. 技术难点与解决方案·伴生气气质波动大、含液含硫、低压不稳定→配套预处理净化+变频稳压机组，行业已完全解决·冬季低温、荒漠高原→耐寒防腐定制机组（大庆、新疆已规模化应用）

　　（1） Technical feasibility (fully mature, domestically popularized) 1 Process flow (standard mature): Wellhead associated gas → Desanding, dehydration, desulfurization, dehydration, pressure stabilization purification → Gas internal combustion engine/gas turbine power generation → Waste heat recovery (heating/heat tracing) → Oilfield self use power supply/grid connection · Mainstream technology: Skid mounted distributed internal combustion generator set (suitable for scattered, small gas, remote well sites, fast station construction within 20 days, movable transfer) · Large gas field: Fixed gas turbine+cogeneration · Power generation efficiency: Internal combustion engine set 35%~42%, cogeneration comprehensive efficiency of over 70%; The unit gas power generation is about 2.8~3.2 kWh/m · Suitable scenarios: atmospheric concentration oil fields, scattered small and medium gas wells, remote marginal wells without power grids, and gas to oil power supply for drilling and fracturing sites Technical advantages: Zero procurement cost of gas source (oil field by-product waste gas, originally vented and burned). Independent power supply away from the power grid area to solve the problem of unstable oil field power supply. Modular installation, small footprint, short construction period (1-3 months), simple operation and maintenance (2-3 people/station). Can be combined with photovoltaic and energy storage to form a wind solar gas storage multi energy complementary microgrid Technical difficulties and solutions · Associated gas has large fluctuations in gas quality, contains liquid sulfur, and is unstable at low pressure → Equipped with pre-treatment purification and variable frequency voltage stabilization units, the industry has completely solved it · Winter low temperature, desert plateau → Cold resistant and anti-corrosion customized units (widely used in Daqing and Xinjiang)

　　（二）经济可行性（盈利性强、回本快）1.成本优势：替代油田高价柴油发电，燃料成本下降50%以上；自用供电直接节省外购电费；多余电量并网售电增收，油田内部上网电价普遍0.19~0.35元/kWh，远低于工商业电价2.投资与回本·撬装小机组：单站几十万～几百万；大型电站上亿·静态投资回收期：2.5~5年（大气量稳定气源最优，零散边际井3~6年）·额外收益：碳减排收益、火炬气减排环保合规收益（环保严查放空，强制回收）

　　（2） Economic feasibility (strong profitability, fast cost recovery) 1. Cost advantage: replacing high priced diesel power generation in oil fields, reducing fuel costs by more than 50%; Self use power supply directly saves purchased electricity costs; Excess electricity is connected to the grid for sales, increasing revenue. The on grid electricity price within the oilfield is generally 0.19~0.35 yuan/kWh, far lower than the electricity price for industrial and commercial use. 2. Investment and cost recovery: installing small units: several hundred thousand to several million yuan per station; Large scale power plants cost over 100 million yuan. Static investment payback period: 2.5 to 5 years (with stable atmospheric volume and optimal gas source, and 3 to 6 years for scattered marginal wells). Additional benefits: carbon emission reduction benefits, torch gas emission reduction and environmental compliance benefits (strict environmental inspections and mandatory recovery)

　　（三）政策可行性（国家强力鼓励）·国家发改委、能源局：严控油气田火炬放空、鼓励伴生气资源化利用、支持分布式气电、气代油改造·“十五五”绿色油气、双碳目标、油田绿色转型硬性考核指标·分布式发电并网简化、余热利用免税、碳减排支持工具

　　（3） Policy feasibility (strongly encouraged by the state) · National Development and Reform Commission, Energy Administration: strict control of oil and gas field flare venting, encouragement of associated gas resource utilization, support for distributed gas electricity and gas to oil transformation · "15th Five Year Plan" green oil and gas, dual carbon targets, hard assessment indicators for green transformation of oil fields · Simplified grid connection of distributed power generation, tax exemption for waste heat utilization, carbon reduction support tools

　　（四）综合可行性结论高度可行：技术成熟落地、经济效益显著、政策强制鼓励、环保刚需；仅限制条件：单井气量≥300m/d具备经济价值；气量过小仅适合微型撬装回收。

　　（4） The comprehensive feasibility conclusion is highly feasible: mature technology landing, significant economic benefits, mandatory policy encouragement, and urgent environmental protection needs; Restrictions only: Single well gas volume ≥ 300m/d has economic value; Low gas volume is only suitable for micro pry recycling.

　　二、我国油田伴生气发电主要应用地区（2026 现状）国内90% 以上陆上主力油田均已规模化应用，按资源量与应用规模排序：

　　2、 The main application areas of associated gas power generation in oil fields in China (current situation in 2026). More than 90% of the main onshore oil fields in China have been applied on a large scale, sorted by resource quantity and application scale:

　　1. 鄂尔多斯盆地（长庆油田｜全国最大应用区）中石油长庆（陕甘宁蒙晋交界），伴生气资源全国第一、利用率＞95%·模式：集中轻烃回收+干气就地发电+热电联供；南梁、西峰、董志塬等大型伴生气电站，年发电超3200万kWh/厂区·用途：油田采油、集输、加热自用供电，彻底取消火炬放空

　　1. In the Ordos Basin (Changqing Oilfield | the largest application area in China), PetroChina Changqing (located at the border of Shaanxi, Gansu, Ningxia, Inner Mongolia, and Shanxi) has the highest associated gas resources in China with a utilization rate of over 95%. Mode: centralized light hydrocarbon recovery+on-site dry gas power generation+combined heat and power supply; Large associated gas power stations such as Nanliang, Xifeng, and Dongzhiyuan have an annual power generation of over 32 million kWh per plant area. Their purpose is to provide self use power for oil field production, gathering, transportation, and heating, and completely eliminate flare venting

　　2. 东北油田集群（大庆、吉林、辽河）·大庆油田：全国最早推广伴生气发电，撬装分布式+大型热电联供全覆盖，钻井全面气代油·吉林油田：红岗采油厂11MW热电联供电站（国内油田首个大型伴生气热电联供示范），低温高寒技术成熟·辽河油田（辽宁）：2026年开发井伴生气发电项目投资950万元，规模化替代柴油发电

　　2. Northeast Oilfield Cluster (Daqing, Jilin, Liaohe) · Daqing Oilfield: The earliest promotion of associated gas power generation in China, with full coverage of distributed and large-scale combined heat and power supply, and comprehensive gas to oil drilling. · Jilin Oilfield: Honggang Oil Production Plant 11MW Combined Heat and Power Supply Station (the first large-scale demonstration of associated gas combined heat and power supply in domestic oilfields), mature low-temperature and high-altitude technology. · Liaohe Oilfield (Liaoning): In 2026, the investment in associated gas power generation projects for development wells will be 9.5 million yuan, replacing diesel power generation on a large scale

　　3. 西北油田集群（新疆克拉玛依、塔里木、准噶尔）·克拉玛依、准噶尔盆地：西部钻探全面推行钻机气代油+井场伴生气发电，偏远荒漠井场离网主力电源·塔里木油田：伴生气回收+压差发电+就地发电，打造零碳油气场站4. 东部华北油田（胜利、江苏、华北）·胜利油田（山东）：大规模撬装伴生气分布式发电，零散井全覆盖·江苏油田：2025年新建撬装机组，年发电300万kWh，边际井高效利用·华北油田（河北）：储气库+伴生气发电一体化5. 西南川渝油气区（四川、重庆）西南油气田、川渝页岩油区，伴生气/页岩气就地发电、钻井气代油，2025 年单项目招标超 2500 万元6. 海上油田（渤海、南海）海上平台伴生气就地发电、余热供平台供热，是海上平台主力能源，减少燃油外运。

　　3. Northwest oilfield cluster (Karamay, Tarim, and the Junggar Basin in Xinjiang) · Karamay, and the Junggar Basin: Western Drilling comprehensively promoted drilling rig gas instead of oil+well pad associated gas power generation, and remote desert well pad off grid main power supply · Tarim Oilfield: associated gas recovery+differential pressure power generation+local power generation, to build zero carbon oil and gas stations 4 Eastern Huabei Oilfield (Shengli, Jiangsu, Huabei) · Shengli Oilfield (Shandong): Large scale dismantling and installation of associated gas distributed power generation, full coverage of scattered wells · Jiangsu Oilfield: Newly built dismantling and installation units by 2025, annual power generation of 3 million kWh, efficient utilization of marginal wells · Huabei Oilfield (Hebei): Integrated gas storage and associated gas power generation 5 Southwest Sichuan Chongqing Oil and Gas Area (Sichuan, Chongqing) Southwest Oil and Gas Field, Sichuan Chongqing Shale Oil Area, associated gas/shale gas on-site power generation, drilling gas substitution for oil, with a single project bidding exceeding 25 million yuan by 2025 The on-site generation of associated gas from offshore oil fields (Bohai Sea, South China Sea) and the supply of heat from waste heat to offshore platforms are the main energy sources for offshore platforms, reducing the export of fuel oil.

　　三、国内市场规模（2025-2026 最新数据）

　　3、 Domestic market size (latest data from 2025 to 2026)

　　1. 资源基础规模我国每年油田伴生气总产量：约320~350 亿m/年当前整体回收利用率：92%~95%；放空燃烧量已大幅下降其中适合发电利用的可回收干气：约180~200 亿 m/ 年

　　1. Resource base scale: The total annual production of associated gas in oil fields in China is about 320-35 billion m/year, and the current overall recovery and utilization rate is 92% -95%; The amount of exhaust combustion has significantly decreased, and the recyclable dry gas suitable for power generation utilization is about 18-20 billion m/year

　　2. 伴生气发电装机 & 发电量规模（2026 年）·全国油田伴生气发电总装机容量：≥12GW（1200万千瓦），以分布式撬装机组为主·年总发电量：≥450亿kWh /年·其中：长庆油田占比约35%，大庆+辽河+吉林占比约25%，新疆+胜利+川渝占剩余40%

　　2. Associated gas power generation installed capacity and power generation scale (2026) · The total installed capacity of associated gas power generation in oil fields nationwide is ≥ 12GW (12 million kilowatts), mainly distributed modular units · Annual total power generation: ≥ 45 billion kWh/year · Among them, Changqing Oilfield accounts for about 35%, Daqing+Liaohe+Jilin accounts for about 25%, and Xinjiang+Shengli+Sichuan Chongqing accounts for the remaining 40%

　　3. 市场产值 / 投资规模（细分）1.装备设备市场（发电机组、净化、撬装系统）：2026年年度新增市场规模：120~150亿元/年；累计存量市场超600亿元2.运营服务市场（发电运维、气代油服务、热电联供托管）：年度市场80~100亿元/年，百亿级细分赛道3.整体伴生气综合利用市场（发电+轻烃+ LNG）：超千亿级，发电占比约40%

　　3. Market output value/investment scale (segmentation) 1. Equipment market (generator sets, purification, and dismantling systems): Annual new market size in 2026: 12-15 billion yuan/year; Accumulated stock market exceeds 60 billion yuan. 2. Operation service market (power generation operation and maintenance, gas to oil services, combined heat and power supply and custody): annual market of 8-10 billion yuan/year, segmented track of billions. 3. Overall associated gas comprehensive utilization market (power generation+light hydrocarbons+LNG): over 100 billion yuan, with power generation accounting for about 40%

　　4. 未来增长预测（十五五 2026-2030）·放空清零、零散边际井全面回收，可发电气量年均增长5%~8%·2030年伴生气发电装机将达18GW+，年发电量超650亿kWh·装备+运营整体市场将突破2500亿累计规模

　　4. Future growth forecast (2026-2030 in the 15th Five Year Plan) · Clearing and recovering scattered marginal wells, with an average annual growth rate of 5% to 8% in the amount of electricity that can be generated. By 2030, the installed capacity of associated gas power generation will reach 18GW+, with an annual power generation of over 65 billion kWh. The overall market for equipment and operation will exceed 250 billion in cumulative scale

　　四、总结

　　4、 Summary

　　1.可行性：油田伴生气发电技术完全成熟、经济盈利、政策强制支持，是油气田绿色转型必选项目；大气量项目回本快，小气量撬装方案可行。

　　Feasibility: The oil field associated gas power generation technology is fully mature, economically profitable, and supported by mandatory policies, making it a must-have project for the green transformation of oil and gas fields; The atmospheric quantity project has a fast return on investment, and the small air quantity installation plan is feasible.

　　2.应用区域：长庆（最大）＞东北大庆/吉林/辽河＞新疆西北＞东部胜利/江苏＞川渝＞海上平台。

　　2. Application areas: Changqing (largest)>Northeast Daqing/Jilin/Liaohe>Northwest Xinjiang>Eastern Shengli/Jiangsu>Sichuan Chongqing>Offshore platforms.

　　3.市场规模：当前百亿级年度新增、千亿级存量、百亿级运营服务，十五五持续高速增长。

　　3. Market size: Currently, there is an annual increase of billions, a stock of billions, and operational services of billions, with sustained high-speed growth during the 15th Five Year Plan period.

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