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The output of the hydro-generator drops Reason In the case of constant water head, when the guide vane opening has reached the no-load opening, but the turbine has not reached the rated speed, or when the same output, the guide vane opening is larger than the original, it is considered that the o...Read more »

In the eyes of many work safety workers, work safety is actually a very metaphysical thing. Before the accident, we never know what the next accident will cause. Let’s take a straightforward example: In a certain detail, we did not fulfill our supervisory duties, the accident rate was 0.001%, and...Read more »

Dear Customers, It seems that Christmas time is here once again, and it is time again to bring in the New Year. We wish the merriest of Christmas to you and your loved ones, and we wish you happiness and prosperity in the year ahead. Allow me to congratulate you on the arrival of the New Year an...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 »

1. What is the basic function of the governor? The basic function of the governor is: (l) It can automatically adjust the speed of the water turbine generator set to keep it running within the allowable deviation of the rated speed to meet the frequency quality requirements of the power grid. (2)...Read more »

Scraping and grinding of guide bearing bush and thrust bush of small hydraulic turbine is a key process in the installation and repair of small hydropower station. Most of the bearings of small horizontal hydraulic turbines have no spherical structure and thrust pads have no anti weight bolts. As...Read more »

According to China’s “rules for the preparation of hydraulic turbine model”, the model of hydraulic turbine is composed of three parts, and each part is separated by a short horizontal line “-”. The first part is composed of Chinese Pinyin letters and Arabic numerals...Read more »

Advantage 1. Clean: Water energy is a renewable energy source, basically pollution-free. 2. Low operating cost and high efficiency; 3. Power supply on demand; 4. Inexhaustible, inexhaustible, renewable 5. Control flooding 6. Provide irrigation water 7. Improve river navigation 8. The related proj...Read more »

Hydrogenerators can be divided into vertical and horizontal types according to their axis positions. Large and medium-sized units generally adopt vertical layout, and horizontal layout is usually used for small and tubular units. Vertical hydro-generators are divided into two types: suspension ty...Read more »

Hydrogenerators can be divided into vertical and horizontal types according to their axis positions. Large and medium-sized units generally adopt vertical layout, and horizontal layout is usually used for small and tubular units. Vertical hydro-generators are divided into two types: suspension ty...Read more »

If the hydro generator ball valve wants to have a long service life and maintenance free period, it needs to rely on the following factors: Normal working conditions, maintaining harmonious temperature / pressure ratio and reasonable corrosion data. When the ball valve is closed, there is still p...Read more »

1.Types and functional characteristics of generator A generator is a device that generates electricity when subjected to mechanical power. In this conversion process, mechanical power comes from a variety of other forms of energy, such as wind energy, water energy, heat energy, solar energy and s...Read more »