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- This paper analyses the reason that neutral current is not zero when linear three phase system load connects to three phase four wire system source in Y connection. The resolution is also given. 分析了線性三相對稱負載Y聯接在對稱三相四線制電源時 ;中線電流不為零的原因 ;並給出了解決的方法 .
- A correct method for measuring the fundament component of power in a high-distorted three phases system is described its cost is rather low. 摘要描述了一種在三相波形高度畸變的系統中可正確測量基波功率的方法。
- symmetric three phase circuit 對稱三相電路
- This paper explores and tells law during preparing oil-water-coalpaste(OWCP),and involves electrical conductivity in two phases system(O-W),viscosity and combustion heat in three phases system(O-W-C). 研究並敘述了油水煤漿在製備過程中的特性規律,涉及二相(油-水)體系的電導率,三相(油-水-煤)體系的粘度、燃燒熱值;
- This control method was applied to a three phase AC/DC/AC conversion system. 該控制思想在三相AC/DC/AC系統中進行了實驗驗證。
- asymmetrical three phase system 不對稱三相系統
- It fundamentally realizes the zero-current-break control for three phase contact system. 基本實現同步分斷(三相電流過零分斷)。
- This paper proposes a control method for the three phase three wire VSR under the unbalanced system. 三相電網不平衡時,電壓會存在負序分量。
- Note 1 Single display the three phase total active power. 注1:單屏顯示三相總有功功率。
- Three phase wiring saves 50% of power compared with one-phase. 三相電源比單相電源可省電逾50%25之多。
- Its advantages are high speed and precision especially in multi phase system. 它在多組份,尤其是多相系統中具有計算速度快、精度高等優點。
- Keywords floating particle;three phase systems;sparger;the critical rotational speed for particle dispersion; 自浮顆粒;三相體系;氣體分佈器;顆粒臨界分散轉速;
- A new circuit is introduced which consists of EPROM and can generate a six channel trigger pulse required by the conversion system of three phase fully controlled bridge. 介紹一種用EPROM晶元構成能產生三相全控橋變流裝置所需六路觸發脈衝的新型電路。
- Is the stator three phase line voltage the same? And is it current zero? 定子三相電壓是否相等?其電流是否為零?
- The character of the data acquisition chip ADu C812 is discussed in this article and a three phase electric metering system based on ADu C812 is given. 介紹了數據採集系統晶元 ADu C812的特點 ,並給出了用該晶元實現三相電能測量系統的設計。
- Minsky divided the process into three phases. 明斯基將該過程劃分為三階段。
- It is widely interested how to construct an active power filter to suppress the harmonics in three phase four wire system. 三相四線制系統中如何使用有源電力濾波器來抑制線路中的諧波,這一問題越來越被人們所重視。
- symmetrical three phase circuit 對稱三相電路
- The aging or denaturalization can not happen in the CSP when phase system was transformed, so it has some stability. 所製備的CSP在相體系轉化時不發生老化和變性,顯示了一定的穩定性。
- Using the nonminimum phase system parameter model transformation of the model for the controller design. 採用了非最小相位系統參數模型轉換為參數模型的控制器的設計。