Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.

Libin Zhou

Xin Li

Ning Feng

Ting Zhang

Wanchun Zha

Lili Wang

Tao Kou

Tao Zhang

Xu Liu

Dekun Tian

Yannan Liu

Ligong Wu

Honly Wang

Huijuan Cao

Jianglei Zou

Qiong Wu

Qili Cui

Yichao Mou

Rikui Zhang

Peng Zhang

Xiaolei Ji

Xincheng Li

Chunqiang Lan

Yipeng Wu

Liang Lv

Zhuqing Mao

Shuzhen Cui

Jianwei Wang

Yuxuan Sun

Jihua Wang

Haibo Zhang

Cong Zhang

Zhijie Liu

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

The present invention discloses a system for providing mobile power, in which the required equipment for the power supply system at fracturing fields as well as connection cables and connection hoses are integrated properly, assigned onto three transport vehicles for movement and effectively connected. Intake components and a turbine generation system are combined on a first transport vehicle and installed together, then transported to customer sites directly, thus saving the installation time at the user sites. The two different designs on the locations of an exhaust stack and an exhaust silencer not only meet the requirements of road transportation, but also meet the requirements of exhaust gas emission during operations.

System for providing mobile power

An air supply device, a gas turbine system and a using method thereof are disclosed. In the air supply device, an air intake compartment includes a connection end; a combustion air intake filter is located in the air intake compartment and connected with the combustion air intake filter; a combustion air intake interface is located on a tail plate and is connected with the combustion air silencer; and a sound insulation turnover mechanism includes a sound insulation flap and a turnover mechanism, the air intake compartment includes a first bottom plate and the tail plate that is located at the connection end, the sound insulation flap is located at the connection end, and the turnover mechanism is connected with the sound insulation flap, and is configured to drive the sound insulation flap to rotate relative to the tail plate.

Air supply device, gas turbine system and using method thereof

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

An intake-exhaust transport apparatus, a mobile power generation system and an assembling method thereof are provided. The assembling method includes: roughly adjusting a position of the intake-exhaust system in a second direction with respect to the power generation apparatus by the second conveyance; jacking up the intake assembly and the exhaust duct as a whole, to be higher than a height of the power generation apparatus by the lifting mechanism; moving the power generation apparatus to a region under the intake-exhaust system by the first conveyance and adjusting a position of the power generation apparatus in the first direction with respect to the intake-exhaust system; and connecting the intake assembly and the exhaust duct to a top of the power generation apparatus.

Intake-exhaust transport apparatus mobile power generation system and assembling method thereof

The present invention discloses a mobile power system, the whole mobile power system is assigned onto two transport vehicles, achieving effective integration to reduce transport vehicle and transport cost; the two transport vehicles are connected at the side to enable quick and convenient connection in working state, greatly saving installation time; a gas turbine starter is disposed on an exhaust auxiliary transportation unit so that the mobile power system can be started by a gas turbine in totally power failure conditions.

Mobile power system

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.

The present invention discloses a mobile power generation system. A power generation apparatus is respectively quickly connected, through expansion joints, to an intake assembly and an exhaust duct which are separately transported, to implement the quick installation and connection of the power generation system at the fracturing operation site. Two conveyances are respectively provided for the intake assembly and the exhaust duct to achieve more flexible adjustment during connection. While the position of the power generation apparatus is fixed, the intake assembly is moved to connect to an intake chamber of the power generation apparatus, and the exhaust duct is moved to connect to an exhaust collector of the power generation apparatus.

Mobile power generation system

The present invention discloses a mobile power generation system. The whole power generation system is assigned onto two conveyances. A gas turbine, a generator, an intake chamber, an exhaust collector, and an auxiliary system are disposed on a first conveyance, an intake assembly and an exhaust duct are integrally disposed on a second conveyance. The second conveyance further includes at least four lifting gears, which are configured to separate the intake assembly and the exhaust duct from the second conveyance, and jack up the intake assembly and the exhaust duct so as to accommodate the power generation transport apparatus and move it to the bottom of the intake assembly and the exhaust duct. The intake assembly and the exhaust duct are then brought down by the lifting gears to dock with the intake chamber and the exhaust collector respectively. A seal docking can be achieved by the weights of the intake assembly and the exhaust duct themselves.

The present invention discloses a system for providing mobile power, in which all equipment required for the mobile power are integrated on three transport vehicles, which can be combined for transport as a whole, greatly reducing the connection time required for field operations, with flexible combinations and wider applicability. An exhaust system can be flexibly connected to the side or the top. An air intake system, a gas turbine engine and a generator are connected at the same axial direction, avoiding unnecessary elbows, with small intake pressure losses and a stable flow direction.

The present invention discloses a method of a mobile power generation system. A power generation apparatus is respectively quickly connected, through expansion joints, to an intake assembly and an exhaust duct which are separately transported, to implement the quick installation and connection of the power generation system at the fracturing operation site. Two conveyances are respectively provided for the intake assembly and the exhaust duct to achieve more flexible adjustment during connection. While the position of the power generation apparatus is fixed, the intake assembly is moved to connect to an intake chamber of the power generation apparatus, and the exhaust duct is moved to connect to an exhaust collector of the power generation apparatus.

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Yantai, China

Libin Zhou