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power system造句
151. This paper researches on the static stability of the AC/DC power system. 152. Although Trisection of Administration Power system is still an issue, it is still being verified with the practice. 153. In addition, the macro-scale of self-organized criticality of the power system can be revealed from the viewpoint of the total load demand vs. the total network transfer capability. 154. In this paper detailed studies on the topics of the dynamic voltage stability of a multimachine power system are conducted via the state space method. 155. In order to improve power supply reliability and economy, the modern power system were powered by a transformer on-load tap transformer parallel operation of technology and techniques. 156. This paper presents a design of distributed supervisor control system of communication power system, including the hardware structure and the design of software. 157. A theory and algorithm are presented for the power system steady state stability probabilistic analysis in this paper . 158. Neutral indirect grounded system (called low-current grounding power system as well) is widely used in the medium and low voltage network in our country. 159. An automatic OFF circuit is designed according to the power system fault recoder and analyser. 160. The quantity of power system voltage is much more relate with distribution of power system reactive load. 161. Contract market is an important part of electricity market. It reduces the risks of market participants and guarantees the long term safety of power system operation. 162. The problem of robust overlapping decentralized control for a class of multi-area power system with loop structure was discussed. 163. The clock signal provided by Global Positioning System GPS is widely used as a synchronous clock in broadcasting television system and electric power system and the display of time in public. 164. Also the capacitance divider has the possibility of resonance with inductance component in the system, which can make a heavy over-voltage and endanger the running of equipments and power system. 165. As electric power system reform is deepened, the content of electric power intangible assets will be ceaseless and patulous. 166. We add voltage harmonic filter to reduce the harm which voltage harmonic do to power system. 167. The numerical simulation for proposed secondary voltage control system on classical New England power system is executed, and simulation results show that the proposed design scheme is effective. 168. Confirming the power system transmission capability has good effect on restricting the actions of the trade and assuring the security of the grid. 169. Therefore, the layout of spinning reserve scheme in the environment of electricity market should pay attention to both the reliability and the economy in power system operation. 170. A pulsed power system of an accelerator module for the Linear Induction Accelerator is presented. 171. Least-square technique is used to approximate the spectrum of multimachine power system in this paper. 172. A nonlinear stability-retained map is proposed to describe the dynamics of multi-machine power system with the motion of a point unit with one degree of freedom. 173. A proper transmission network structure is the foundation of a reliable and economical power system. 174. In application of possible fault components set and fault components connection diagram, the model can quickly adapt to variations of power system operating modes. 175. Objective:To compare the advantages and disadvantages between power system and semiconductor laser in partial inferior turbinectomy. 176. Advanced DC - DC power supply circuits, the original vehicle head lamps power system optimization. 177. The faulty waveform recording in power system is important for the analysis of power network fault, the evaluation of protection's operation characteristic, fault location, and so on. 178. Installation filter in power system to control harmonic pollution could effectively reduce the system loss and avoid harmonic resonance or current amplification. 179. The frequency variation of electrical power system would have effect the veracity of electric parameter evaluation, and possibility effect characteristic of automatic equipment. 180. This kind of high voltage generator can be connected directly to power system without transformer, it is a technical revolution in the history of electric machine.