Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.

Dekun Tian

Libin Zhou

Tao Kou

Xu Liu

Yannan Liu

Ligong Wu

Honly Wang

Huijuan Cao

Xin Li

Lili Wang

Rikui Zhang

Peng Zhang

Xiaolei Ji

Xincheng Li

Chunqiang Lan

Yipeng Wu

Liang Lv

Zhuqing Mao

Jianwei Wang

Ning Feng

Yuxuan Sun

Jihua Wang

Haibo Zhang

Jianglei Zou

Zhijie Liu

Yichao Mou

Hongly Wang

Wanchun Cha

A gas turbine overspeed protection method includes: a power utilization load of a generator is acquired, and a rotating speed value of a gas turbine is acquired; whether the power utilization load suddenly decreases or disappears is judged, and if so, an eddy current retarder is controlled by a controller to simulate the power utilization load to provide a braking torque for the generator; or, whether the rotating speed value exceeds a set speed range is judged, and if so, the gas turbine is controlled by the controller to reduce fuel supply, and a discharge valve of a gas compressor is opened to discharge a high-pressure gas to reduce the power output and the rotating speed of the gas turbine.

Gas turbine overspeed protection method and apparatus, electronic device and storage medium

A power distribution device, a power distribution trailer, an electric drive system and an operation method of the electric drive system are provided, the power distribution device includes: a starting power source, a switchgear room, and a tool room sequentially arranged along a first direction, the switchgear room includes a power inlet-line cabinet and a load feed outlet-line cabinet that are sequentially arranged along the first direction; at least one of the power inlet-line cabinet and the load feed outlet-line cabinet is a gas insulated switch cabinet, a cable terminal of at least one gas insulated switch cabinet is provided with a cable crimping copper bar, the gas insulated switch cabinet is matched with the cable crimping copper bar, a common cold shrinkable terminal connector can be combined with the cable crimping copper bar to realize the connection of an external device to the gas insulated switch cabinet through the cold shrinkable terminal connector.

Power distribution device, power distribution trailer, electric drive system and operation method thereof

An electrical system for a mobile power generation device and a mobile power generation device are disclosed. The electrical system includes an electrical cabin and a generator switch cabinet located inside the electrical cabin and including a generator switch device, the generator switch device being configured to connect or disconnect the generator of the mobile power generation device from an external load, the electrical system further includes an auxiliary substation cabinet and an auxiliary substation switch device in the auxiliary substation device cabinet, the auxiliary substation cabinet is located inside the electrical cabin and includes an auxiliary substation device, the auxiliary substation device being configured to convert a first voltage output by the generator into a second voltage; and the auxiliary substation switch device is configured to turn on or turn off the auxiliary substation device, the first voltage being larger than the second voltage.

Electrical system for mobile power generation device and mobile power generation device

Embodiments of the present disclosure provide a transport vehicle and an installation method for a case of a mobile power generation system. The transport vehicle includes: a chassis and a lifting mechanism assembly located on the chassis. The lifting mechanism assembly includes: a turning frame hinged to the chassis at a hinged position of the chassis, at least one turning hydraulic cylinder connected to the turning frame and the chassis, and a connecting frame configured to be detachably connected to the case. In the main beam, the first body portion is located between the hinged position and the second body portion, and a third plane in which a surface of the second body portion facing towards the turning frame is located is farther away from the connecting frame than the first plane.

Transport vehicle and installation method for case of mobile power generation system

An electrical system for a mobile power generation device and a mobile power generation device are disclosed. The electrical system includes an electrical cabin and a generator switch cabinet located inside the electrical cabin and including a generator switch device, the generator switch device being configured to connect or disconnect the generator of the mobile power generation device from an external load, the generator switch cabinet further includes a first output end configured to be electrically connected to the external load through a connection conductor, the first output end includes a connection terminal or a connector, the electrical cabin includes a first bottom plate, the generator switch cabinet is arranged on the first bottom plate, and the first bottom plate includes a first hollow portion, and an orthographic projection of the generator switch cabinet on the first bottom plate is at least partially overlapped with the first hollow portion.

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Shandong, China

Dekun Tian