在启动天然气发电机组前，需要做好以下关键事项，以确保机组安全、稳定地运行。

Before starting the natural gas generator unit, the following key matters need to be done to ensure the safe and stable operation of the unit.

一、天然气发电机组外观与连接检查

1、 Appearance and connection inspection of natural gas generator set

天然气发电机组外观：

Appearance of natural gas generator set:

检查机组整体外观是否有损坏、变形或锈蚀现象。

Check the overall appearance of the unit for any damage, deformation, or rust.

确保机组各部件连接牢固，无松动或脱落情况。

Ensure that all components of the unit are securely connected without any looseness or detachment.

电气连接：

Electrical connection:

检查电气线路和接头的连接是否牢固，无松动、腐蚀或破损现象。

Check if the electrical circuits and connectors are securely connected, without any looseness, corrosion, or damage.

确保电缆绝缘层完好，无裸露或破损。

Ensure that the insulation layer of the cable is intact, without any exposure or damage.

二、天然气发电机组燃料系统检查

2、 Fuel system inspection of natural gas generator set

天然气供应：

Natural gas supply:

确认天然气供应管道畅通，无泄漏现象。

Confirm that the natural gas supply pipeline is unobstructed and there are no leaks.

检查天然气压力是否稳定，符合机组要求。

Check if the natural gas pressure is stable and meets the requirements of the unit.

确保天然气过滤器清洁，无堵塞。

Ensure that the natural gas filter is clean and unobstructed.

阀门与调节器：

Valves and regulators:

检查天然气阀门是否开启灵活，无卡滞现象。

Check whether the natural gas valve opens flexibly without any jamming phenomenon.

确认燃气调节器工作正常，能够稳定调节燃气流量。

Confirm that the gas regulator is working properly and can stably regulate the gas flow rate.

三、天然气发电机组润滑系统检查

3、 Inspection of lubrication system for natural gas generator set

天然气发电机组机油油位：

Oil level of natural gas generator set:

检查机油油位是否在油尺的FULL与ADD刻度之间。

Check if the oil level is between the FULL and ADD marks on the dipstick.

如机油不足，应及时添加至规定油位。

If the engine oil is insufficient, it should be added to the specified oil level in a timely manner.

机油质量：

Oil quality:

检查机油是否变质，如机油颜色变暗、有杂质或异味，应及时更换。

Check if the engine oil has deteriorated. If the color of the oil becomes darker, there are impurities or odors, it should be replaced in a timely manner.

四、天然气发电机组冷却系统检查

4、 Inspection of cooling system for natural gas generator set

天然气发电机组冷却液存量：

Coolant inventory of natural gas generator set:

检查冷却液存量是否充足，如不足应及时添加。

Check if the coolant inventory is sufficient, and add it promptly if it is insufficient.

确保冷却液质量良好，无杂质或沉淀物。

Ensure that the coolant is of good quality and free from impurities or sediment.

冷却系统管路：

Cooling system piping:

检查冷却系统管路是否畅通，无泄漏或堵塞现象。

Check if the cooling system piping is unobstructed, without any leaks or blockages.

确保散热器清洁，无灰尘或杂物堆积。

Ensure that the radiator is clean and free from dust or debris accumulation.

五、天然气发电机组进气与排气系统检查

5、 Inspection of the intake and exhaust systems of natural gas generator sets

空气滤清器：

Air filter:

检查空气滤清器是否清洁，如有必要进行清理或更换。

Check if the air filter is clean, and if necessary, clean or replace it.

确保进气管道畅通，无堵塞或泄漏现象。

Ensure that the intake duct is unobstructed and free from blockages or leaks.

排气系统：

Exhaust system:

检查排气管道是否畅通，无堵塞或泄漏现象。

Check whether the exhaust pipe is unobstructed, without blockage or leakage.

确保消声器工作正常，无异常噪音。

Ensure that the muffler is functioning properly and without any abnormal noise.

六、天然气发电机组控制系统与安全装置检查

6、 Inspection of Control System and Safety Devices for Natural Gas Generator Sets

控制系统：

Control system:

检查控制系统的各项参数设置是否正确。

Check whether the various parameter settings of the control system are correct.

确认控制面板显示正常，无故障报警。

Confirm that the control panel displays normally and there are no fault alarms.

安全装置：

Safety device:

检查超温保护、超速保护、低油压保护等安全装置是否灵敏可靠。

Check whether the safety devices such as over temperature protection, over speed protection, and low oil pressure protection are sensitive and reliable.

确保紧急停机按钮功能正常，能够在紧急情况下迅速停机。

Ensure that the emergency stop button functions properly and can quickly shut down in emergency situations.

七、天然气发电机组启动前测试与准备

7、 Pre start testing and preparation of natural gas generator sets

预润滑：

Pre lubrication:

对于需要预润滑的天然气发电机组，在启动前应进行预润滑操作，以确保机组各部件得到充分润滑。

For natural gas generator sets that require pre lubrication, pre lubrication should be performed before starting to ensure that all components of the unit are fully lubricated.

盘车检查：

Turning inspection:

手动盘车检查机组各部件是否转动灵活，无卡滞现象。

Manually rotate and check if all components of the unit rotate smoothly without any jamming.

启动测试：

Start testing:

在正式启动前，可进行短时间的启动测试，观察机组启动是否平稳、无异常噪音或振动。

Before the official start-up, a short-term start-up test can be conducted to observe whether the unit starts smoothly, without any abnormal noise or vibration.

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