电网供电 meaning in Chinese
mains supply
Examples
- Especially when lots of inductive fecilities are applied , the supply capability of electric net will be sharply declined
相对于发达国家，我国大部分城乡电网的功率因数一直都偏低，特别是大量感性负载的应用使得电网供电能力大幅下降。 - The mains are monitored by automatic control system . generator set will take over and supply power to the load within max . 15 seconds when the mains supply fail
自动监测系统常年监测主电网供电。当主电网突发停电时，发电机组将在15秒钟内自动完成从发电机组起动到向负载送电。 - But , the nonlinear , the instability and the unbalance of the voltage have become more and more serious due to the electronic device and other nonlinear load in power network
但是,各种非线性、冲击性和不对称性负荷的大量投入使用,使电网供电电压的非线性、不稳定性和不对称性日趋严重。 - Abstract : in a induction motors fed by a pwm voltages sour ce inverter , the insulation system endures much higher stresses , so that its rel iability will be affected
文摘:与电网供电相比，变频器供电的异步电机绝缘系统承受了更高的应力，因而有必要以新的标准对变频电机的绝缘系统进行重新考虑。 - Methods of measuring the energy consumption of electric mains operated household refrigerators , frozen food storage cabinets , food freezers and their combinations , together with associated characteristics
电网供电家用冰柜冷冻食品储藏柜食品冷冻机及其组合冷冻柜的电能消耗和有关特性的测量方法