燃氣發動機

Gas engine

核心部件，負責將燃氣燃燒產生的熱能轉化為機械能，驅動發電機運轉。常見類型包括往復式活塞發動機和燃氣輪機。

The core component is responsible for converting the thermal energy generated by gas combustion into mechanical energy to drive the operation of the generator. Common types include reciprocating piston engines and gas turbines.

需配備點火系統（火花塞）或采用壓燃技術（如雙燃料機組）。

An ignition system (spark plug) or compression ignition technology (such as dual fuel units) is required.

發電機

alternator

將機械能轉換為電能，通常為同步發電機，輸出工頻交流電（50Hz/60Hz）。

Convert mechanical energy into electrical energy, usually using a synchronous generator that outputs power frequency alternating current (50Hz/60Hz).

控制系統

Control system

實現機組啟停、功率調節、故障保護及遠程監控。現代機組多采用PLC或智能控制器，支持自動化運行。

Implement unit start stop, power regulation, fault protection, and remote monitoring. Modern units often use PLC or intelligent controllers to support automated operation.

輔助系統

Auxiliary system

燃料供給系統：包括燃氣過濾、調壓裝置，確保穩定供氣。

Fuel supply system: including gas filtration and pressure regulating devices to ensure stable gas supply.

冷卻系統：水冷或風冷，防止發動機過熱。

Cooling system: water-cooled or air-cooled to prevent engine overheating.

排氣系統：處理高溫廢氣，可能集成余熱回收裝置。

Exhaust system: deals with high-temperature exhaust gases and may integrate waste heat recovery devices.

消音裝置：降低運行噪聲，符合環保標準。

Silencing device: reduces operating noise and meets environmental standards.

二、燃氣發電機組的分類

2、 Classification of Gas Generator Sets

按燃料類型

By fuel type

天然氣發電機組：適用于管道天然氣或壓縮天然氣（CNG），排放低，適合城市及工業區。

Natural gas generator set: suitable for pipeline natural gas or compressed natural gas (CNG), with low emissions, suitable for urban and industrial areas.

沼氣發電機組：利用垃圾填埋氣、農業沼氣，促進廢棄物資源化。

Biogas generator set: Utilizing landfill gas and agricultural biogas to promote waste resource utilization.

液化石油氣（LPG）機組：便于儲存運輸，適用于燃氣供應不穩定地區。

Liquefied petroleum gas (LPG) unit: easy to store and transport, suitable for areas with unstable gas supply.

按用途

By purpose

備用電源：醫院、數據中心等對供電連續性要求高的場所。

Backup power supply: places such as hospitals and data centers that require high continuity of power supply.

熱電聯產（CHP）：余熱用于供暖或工業流程，綜合效率可達80%以上。

Combined Heat and Power (CHP): Waste heat is used for heating or industrial processes, with a comprehensive efficiency of over 80%.

分布式能源系統：作為微電網的一部分，與可再生能源互補。

Distributed energy system: As a part of microgrids, it complements renewable energy.

三、工作原理

3、 Working principle

燃氣燃燒：燃氣與空氣混合后，在氣缸內點燃（火花點火）或壓燃，推動活塞運動（四沖程循環）。

Gas combustion: After mixing with air, gas is ignited (spark ignition) or compressed in the cylinder, driving the piston to move (four stroke cycle).

能量轉換：曲軸將往復運動轉為旋轉機械能，驅動發電機轉子切割磁感線發電。

Energy conversion: The crankshaft converts reciprocating motion into rotational mechanical energy, driving the generator rotor to cut magnetic induction lines and generate electricity.

并網/離網運行：可通過同步裝置接入電網，或獨立為負載供電。

Grid connected/off grid operation: It can be connected to the grid through synchronous devices or independently supplied to the load.

四、核心優勢

4、 Core advantages

環保性

Environmental friendliness

相比柴油機組，氮氧化物（NOx）和顆粒物排放減少50%以上，符合嚴苛環保法規（如EU Stage V）。

Compared to diesel engines, nitrogen oxide (NOx) and particulate matter emissions are reduced by over 50%, in compliance with strict environmental regulations such as EU Stage V.

高效節能

Efficient and energy-saving

燃氣發電效率通常為30%-45%，熱電聯產模式下可達90%。

The efficiency of gas-fired power generation is usually 30% -45%, and can reach 90% in cogeneration mode.

燃料成本較低，尤其天然氣價格穩定地區經濟性顯著。

The fuel cost is relatively low, especially in regions with stable natural gas prices where the economy is significant.

燃料靈活性

Fuel flexibility

部分機組支持雙燃料（如天然氣+柴油），增強應急能力。

Some units support dual fuel (such as natural gas+diesel) to enhance emergency capabilities.

快速響應

quick response

冷啟動時間短（數分鐘），適合調峰或應急場景。

The cold start time is short (several minutes), suitable for peak shaving or emergency scenarios.

五、典型應用場景

5、 Typical application scenarios

工業領域

Industrial sector

工廠自備電站，應對限電或電價高峰；化工企業利用工藝廢氣發電。

The factory has its own power station to cope with power restrictions or peak electricity prices; Chemical companies use process waste gas to generate electricity.

商業設施

Commercial facilities

酒店、商場采用CHP系統，降低能源成本。

Hotels and shopping malls adopt CHP systems to reduce energy costs.

農業與廢棄物處理

Agriculture and Waste Management

畜禽養殖場利用沼氣發電，實現能源自給。

Livestock and poultry farms use biogas to generate electricity and achieve energy self-sufficiency.

油氣田

Oil and gas fields

利用伴生氣發電，減少放空燃燒，提升資源利用率。

Utilize associated gas to generate electricity, reduce venting and combustion, and improve resource utilization efficiency.

六、選型與維護要點

6、 Selection and maintenance points

選型指南

Selection Guide 

功率匹配：根據負載需求（持續/峰值）選擇容量，預留10%-20%冗余。

Power matching: Select capacity based on load demand (continuous/peak) and reserve 10% -20% redundancy.

燃料適配性：評估當地燃氣供應類型及穩定性。

Fuel compatibility: Evaluate the type and stability of local gas supply.

品牌與認證：選擇通過ISO 8528等國際標準的品牌（如卡特彼勒、康明斯、顏巴赫）。

Brand and Certification: Choose brands that have passed international standards such as ISO 8528 (such as Caterpillar, Cummins, and Yanbach).

維護策略

Maintenance strategy

定期保養：更換機油、空氣濾清器，檢查火花塞。

Regular maintenance: replace engine oil, air filter, and check spark plugs.

燃氣系統檢查：防止泄漏，定期清理燃氣噴嘴。

Gas system inspection: To prevent leaks, regularly clean the gas nozzle.

余熱回收維護：清洗換熱器，保持熱效率。

Waste heat recovery maintenance: Clean the heat exchanger to maintain thermal efficiency.

七、未來發展趨勢

7、 Future Development Trends

高效低排放技術

Efficient and low emission technology

預燃室技術、稀薄燃燒優化，進一步提升效率并降低NOx排放。

Pre chamber technology and lean combustion optimization further improve efficiency and reduce NOx emissions.

智能化與物聯網

Intelligence and the Internet of Things

集成AI預測性維護，實時監測機組健康狀態，減少非計劃停機。

Integrated AI predictive maintenance, real-time monitoring of unit health status, reducing unplanned downtime.

多能互補系統

Multi energy complementary system

與光伏、儲能結合，構建靈活微電網，適應碳中和目標。

Combining photovoltaics and energy storage to build a flexible microgrid that adapts to carbon neutrality goals.

綠色燃料應用

Green fuel application

探索摻氫燃燒（Hythane）或100%氫燃料機組，助力零碳轉型。

Explore hydrogen combustion or 100% hydrogen fuel units to assist in zero carbon transformation.

總結

summary

燃氣發電機組憑借清潔、高效、靈活的特點，在能源轉型中扮演重要角色。選型時需綜合考慮燃料可獲得性、運行場景及全生命周期成本，結合智能化技術提升運維效率，未來在氫能等新興領域有望進一步拓展應用邊界。

Gas turbine generators play an important role in energy transformation due to their clean, efficient, and flexible characteristics. When selecting, it is necessary to comprehensively consider fuel availability, operating scenarios, and full lifecycle costs, combined with intelligent technology to improve operation and maintenance efficiency. In the future, it is expected to further expand its application boundaries in emerging fields such as hydrogen energy.

本文由瓦斯發電機組友情奉獻.更多有關的知識請點擊: http://www.hdlelisa.com真誠的態度.為您提供為全面的服務.更多有關的知識我們將會陸續向大家奉獻.敬請期待.

This article is a friendly contribution from a gas generator set For more information, please click: http://www.hdlelisa.com Sincere attitude To provide you with comprehensive services We will gradually contribute more relevant knowledge to everyone Coming soon.