The economic impact of China’s new crown vaccination
May 31. China's vaccination campaign is progressing rapidly. On May 28, China's new crown vaccination dose exceeded 600 million, which is only 5 days after the 500 million dose on [...]
Common problems in the selection of film capacitors
Common problems in the selection of film capacitors A. improper selection of rated voltage The rated voltage is improperly selected, and the most frequent place is the resonant circuit part [...]
EU provides 8 million euros in emergency aid to Palestine
After the Palestinian and Israeli sides formally ceasefire on May 21, the European Union announced on the 25th that it would provides 8 million euros in emergency aid to Palestine [...]
Discrimination of Electrolytic Capacitor Polarity
Discrimination of Electrolytic Capacitor Polarity The capacitance is deviated. Generally, the polarity will be marked with a symbol on the capacitor. Generally, the negative electrode is marked as "-" and [...]
EU introduces sustainable development plan for marine economy
The European Commission announced a new plan on 17th to promote the sustainable development of the EU's marine economy. The European Commission issued a statement on the same day that [...]
Problems that should be paid attention to in the operation of power capacitor
Power capacitor are mainly used for reactive power compensation or phase shifting in the power system, and they are installed in large numbers in various levels of transformer (distribution) power [...]
International Day of Families
International Day of Families On December 8, 1989, the 44th United Nations General Assembly passed a resolution proclaiming 1994 as the International Year of the Family. The 1993 New York [...]
Capacitor installation skills
Capacitor installation skills 1 When installing capacitors, the wiring of each capacitor should preferably be connected to the bus with a separate flexible wire. Do not use hard bus connections [...]
International Nurses Day
International Nurses Day is May 12 every year. It is a festival established in 1912 to commemorate the founder of modern nursing science Florence Nightingale. Its basic purpose is to [...]
The function and difference of starting capacitor and running capacitor
running capacitor,No matter what kind of capacitor, it has a starting effect at the beginning of the motor. When the motor reaches about 75% of the rated speed, the starting [...]