1、 According to the fuel classification of engine, it can be divided into diesel generator set and composite fuel generator set

二、按照轉速分類可分為高速、中速、低速柴油發(fā)電機組三、按照使用條件分類可分為陸用、船用、掛車式和汽車式柴油發(fā)電機組。其中陸用發(fā)電機組：包括移動式和固定式。陸用機組又可以分為普通型、自動化型、低噪音型、低噪音自動化型四種。四、按照發(fā)電機輸出電壓和頻率分類可分為交流發(fā)電機組和直流發(fā)電機組。其中交流發(fā)電機組；包括中頻40HZ和工頻50HZ。對50HZ工頻中小型發(fā)電機組的表定電壓一般為400V；大型發(fā)電機的標定電壓一般為6.3～10.5kV。五、按照同步發(fā)電機的勵磁方式分類可分為旋轉交流勵磁機和靜止勵磁機。

2、 According to the speed classification, it can be divided into high-speed, medium speed and low-speed diesel generator sets. Among them, land use generator sets include both mobile and fixed types. Land use units can be divided into four types: ordinary type, automated type, low noise type, and low noise automated type. 4、 According to the classification of generator output voltage and frequency, it can be divided into AC generator sets and DC generator sets. Among them, AC generator sets; Including intermediate frequency 40HZ and power frequency 50HZ. The rated voltage for 50HZ power frequency small and medium-sized generator sets is generally 400V; The rated voltage of large generators is generally 6.3-10.5kV. 5、 According to the excitation methods of synchronous generators, they can be classified into rotating AC exciters and static exciters.

1、旋轉交流勵磁機勵磁系統(tǒng)包括交流勵磁機靜止整流器勵磁系統(tǒng)而后無刷勵磁系統(tǒng)

1. The excitation system of a rotating AC exciter includes a static rectifier excitation system followed by a brushless excitation system

2、靜止勵磁機勵磁系統(tǒng)包括電壓源靜止勵磁機勵磁系統(tǒng)、交流側串聯(lián)復合電壓源靜止勵磁機勵磁系統(tǒng)和諧波（或基波）輔助繞組勵磁系統(tǒng)六、按用途分類1、常用機組這類發(fā)電機組常年運行，一般設在遠離電力網（或稱市電）的地區(qū)或工礦企業(yè)附近，以滿足這些地方的施工、生產和生活用電。在經濟發(fā)展比較快的地區(qū)，由于電力網的建設跟不上用戶的需求而設立建設周期短的常用柴油發(fā)電機組來滿足用戶的需要。這類發(fā)電機組一般容量較大，對非恒定負載提供連續(xù)的電力供應，對連續(xù)運行的時間沒有限制，并允許每12h內有1 h過負載供電時間，過負荷能力為額定輸出功率的10%。這類機組因其運行時間較長、負載較重，相對于本機極限功率的許用功率被調至較低點。

2. The static exciter excitation system includes a voltage source static exciter excitation system, an AC side series composite voltage source static exciter excitation system, and a harmonic (or fundamental) auxiliary winding excitation system. It is classified according to its purpose. 1. Commonly used units, such as generator sets, operate year-round and are generally located in areas far from the power grid (or city power) or near industrial and mining enterprises to meet the construction, production, and daily electricity needs of these areas. In areas with rapid economic development, because the construction of the power network cannot keep up with the needs of users, common diesel generator sets with short construction period are set up to meet the needs of users. This type of generator set generally has a large capacity and provides continuous power supply for non constant loads. There is no limit to the duration of continuous operation, and it allows for 1 hour of overload power supply every 12 hours, with an overload capacity of 10% of the rated output power. Due to their long operating time and heavy load, this type of unit has its allowable power adjusted to a lower point relative to the maximum power of the unit.

2、備用機組在通常情況下用戶所需電力由市電供給，當市電限電拉閘或其他原因中斷供電時，為保證用戶的基本生產和生活而設置的發(fā)電機組。這類發(fā)電機組常設在電信部門、醫(yī)院、市電供應緊張的工礦企業(yè)、機場和電視臺等重要用電單位。這類機組隨時保持備用狀態(tài)，能對非恒定負載提供連續(xù)的電力供應。

2. The backup unit is usually supplied by the mains power supply, which is set up to ensure the basic production and daily life of users when the mains power is cut off or interrupted due to other reasons. This type of generator set is permanently installed in important electricity consuming units such as telecommunications departments, hospitals, industrial and mining enterprises with tight electricity supply, airports, and television stations. This type of unit maintains a standby state at all times and can provide continuous power supply to non constant loads.

3、應急機組對市電突然中斷將造成較大損失或人身事故的用電設備，常設置應急發(fā)電機組對這些設備緊急供電，如高層建筑的消防系統(tǒng)、疏散照明、電梯、自動化生產線的控制系統(tǒng)、重要的通信系統(tǒng)以及正在跟病人做重要手術的醫(yī)療設備等。這類機組應能在市電突然中斷時，能迅速啟動運行，并在短時間內向負載提供穩(wěn)定的交流電源，以保證及時地向負載供電，這種機組自動化程度要求較高。

3. Emergency generator sets are often set up to provide emergency power to electrical equipment that may cause significant losses or personal accidents due to sudden interruption of power supply, such as fire protection systems in high-rise buildings, evacuation lighting, elevators, control systems for automated production lines, important communication systems, and medical equipment undergoing important surgeries with patients. This type of unit should be able to quickly start and operate in the event of a sudden interruption of mains power, and provide stable AC power to the load in the shortest possible time to ensure timely power supply to the load. This type of unit requires a high degree of automation.

七、按照控制和操作的方式分類可分為現(xiàn)場操作發(fā)電機組、隔室操作發(fā)電機組和自動化發(fā)電機組。

7、 According to the classification of control and operation methods, it can be divided into on-site operation generator sets, compartment operation generator sets, and automated generator sets.

1、現(xiàn)場操作發(fā)電機組操作人員在機房內對發(fā)電機組進行啟動、合閘、調速、分閘、停機等操作。這類發(fā)電機組運行時所產生的振動、噪聲、油霧和廢氣對操作人員的身體有不良影響。2、隔室操作發(fā)電機組這類發(fā)電機組的機房和控制室分開設置，操作人員在操作室內對機房內的柴油發(fā)電機組進行啟動、調速、停機等操作，并對機組的運行參數(shù)進行監(jiān)測，對機房內的輔機也實施集中控制。隔室操作可改善操作人員的工作環(huán)境。3、自動化發(fā)電機組經過各有關單位的多年研究，柴油發(fā)電機組的自動化可實現(xiàn)無人值守，其中包括機組自啟動、自動調壓、自動調頻、調載、自動并車、按負荷大小自動增減機組、自動處理故障、自動記錄打印機組可在市電中斷后10-15s自動啟動，代替市電進行供電。

1. The on-site operation personnel of the generator set start, close, regulate speed, open, and stop the generator set in the machine room. The vibration, noise, oil mist, and exhaust gas generated during the operation of such generator sets have adverse effects on the health of operators. 2. The machine room and control room for the generator set in the compartment are set separately. The operator can start, speed control, stop and other operations for the diesel generator set in the machine room in the operation room, monitor the operating parameters of the unit, and implement centralized control for the auxiliary machine in the machine room. Chamber operation can improve the working environment for operators. 3. After years of research by relevant units, the automation of automatic generator sets can realize unattended operation, including unit self start, automatic voltage regulation, automatic frequency modulation, load regulation, automatic parallel operation, automatic increase and decrease of units according to load size, automatic fault handling, and automatic recording printer set, which can automatically start 10-15s after the mains power interruption to replace the mains power supply.

八、按照自動化功能分類可分為基本型柴油發(fā)電機組、自動啟動柴油發(fā)電機組和微型機自動控制柴油發(fā)電機組。

8、 According to the classification of automation functions, it can be divided into basic diesel generator set, automatic start diesel generator set and microcomputer automatic control diesel generator set.

1、基本型柴油發(fā)電機組基本型柴油發(fā)電機組較為常見，它由柴油機、封閉式水箱、油箱、消聲器、同步交流發(fā)電機、勵磁電壓調節(jié)裝置、控制箱、聯(lián)軸器和底盤等組成。基本型柴油發(fā)電機組具有電壓和轉速自動調節(jié)功能。一般可做為主用電源或備用電源。

1. Basic type diesel generator set Basic type Diesel generator set is common, which is composed of diesel engine, closed water tank, oil tank, muffler, synchronous alternator, excitation voltage regulator, control box, coupling and chassis. The basic diesel generator set has the function of automatic regulation of voltage and speed. It can generally be used as the main power supply or backup power supply.

2、自動啟動柴油發(fā)電機組自動啟動柴油發(fā)電機組是在基本型柴油發(fā)電機組的基礎上增加自動控制系統(tǒng)。它具有自動啟動的功能。當市電突然停電時，機組能自動啟動、自動切換、自動運行、自動送點和自動停機等功能；當機油壓力過低、機油溫度或冷卻水溫度過高時，能自動發(fā)出聲光告警信號；當機組超速時，能自動緊急停機，保護發(fā)電機組。

2. Automatic starting diesel generator set Automatic starting diesel generator set is an automatic control system added to the basic diesel generator set. It has an automatic start function. When there is a sudden power outage, the unit can automatically start, switch, operate, send points, and stop; When the oil pressure is too low, the oil temperature or the cooling water temperature is too high, it can automatically send out an audible and visual alarm signal; When the unit exceeds the speed limit, it can automatically emergency stop to protect the generator set.

3、微型機自動控制柴油發(fā)電機組微型機自動控制柴油發(fā)電機組由柴油機、三相無刷同步發(fā)電機、燃油自動補給裝置、機油自動補給裝置、冷卻水自動補給裝置及自動控制柜組成。自動控制應用可編程序控制器（PLC）控制。它除了具有自啟動、自切換、自運行、自投入和自停機等功能外，并配有各種故障報警和自動保護裝置。另外，它通過RS232通信接口，與主計算機連接，集中控制，能夠遙控、遙信和遙測，實現(xiàn)無人值班的要求。

3. Microcomputer automatic control diesel generator set The microcomputer automatic control diesel generator set consists of a diesel engine, a three-phase brushless synchronous generator, an automatic fuel supply device, an automatic oil supply device, an automatic cooling water supply device and an automatic control cabinet. Automatic control applies programmable logic controller (PLC) control. It not only has functions such as self start, self switch, self operation, self input, and self stop, but also is equipped with various fault alarms and automatic protection devices. In addition, it is connected to the main computer through an RS232 communication interface for centralized control, capable of remote control, signaling, and telemetry, achieving the requirement of unmanned duty.