Hydropower Knowledge

1. What are the six types of correction and adjustment items in machine installation? How to understand the allowable deviation of electromechanical equipment installation? Answer: item: 1) flat, horizontal and vertical plane. 2) The roundness, center position and center degree of the cylindrical...Read more »

AC frequency is not directly related to the engine speed of hydropower station, but it is indirectly related. No matter what type of power generation equipment, it needs to transmit power to the power grid after generating power, that is, the generator needs to be connected to the grid for power ...Read more »

The counterattack turbine is a kind of hydraulic machinery that uses the pressure of the water flow to convert water energy into mechanical energy. (1) Structure. The main structural components of the counterattack turbine are the runner, the water diversion chamber, the water guiding mechanism a...Read more »

Output drop of hydro generator (1) Cause Under the condition of constant water head, when the guide vane opening has reached the no-load opening, but the turbine does not reach the rated speed, or when the guide vane opening is greater than the original at the same output, it is considered that...Read more »

1. What are the six calibration and adjustment items in the machine installation? How to understand the allowable deviation of electromechanical equipment installation? Answer: Items: 1) The plane is straight, horizontal and vertical. 2) The roundness of the cylindrical surface itself, the cent...Read more »

When the economic recovery meets the bottleneck of the supply chain, with the winter heating season approaching, the pressure on the European energy industry is rising, and the hyperinflation of natural gas and electricity prices is becoming more and more significant, and there is little sign tha...Read more »

The energy dilemma is getting worse with the advent of severe cold, global energy supply has sounded the alarm Recently, natural gas has become the commodity with the largest increase this year. Market data shows that in the past year, the price of LNG in Asia has skyrocketed by nearly 600%; the ...Read more »

The “Generator Operation Regulations” issued for the first time by the former Ministry of Power Industry provided a basis for the preparation of on-site operation regulations for power plants, stipulated uniform operation standards for generators, and played a positive role in ensurin...Read more »

Hydro generator is the heart of hydropower station. Water turbine generator unit is the most critical main equipment of hydropower plant. Its safe operation is the fundamental guarantee for hydropower plant to ensure safe, high-quality and economic power generation and supply, which is directly r...Read more »

Hydro generator is a machine that converts the potential energy and kinetic energy of water flow into mechanical energy, and then drives the generator into electrical energy. Before the new unit or overhauled unit is put into operation, the equipment must be comprehensively inspected before it ca...Read more »

Structure and installation structure of hydraulic turbine Water turbine generator set is the heart of hydropower power system. Its stability and security will affect the stability and security of the whole power system and the stability of power supply. Therefore, we need to understand the struct...Read more »

The unstable operation of hydraulic turbine unit will lead to vibration of hydraulic turbine unit. When the vibration of hydraulic turbine unit is serious, it will have serious consequences and even affect the safety of the whole plant. Therefore, the stability optimization measures of hydraulic ...Read more »