delta-delta connection

简明释义

双三角形接线法

英英释义

例句

1.A delta-delta connection 三角-三角连接 is ideal for applications requiring high starting torque.

对于需要高起动扭矩的应用，delta-delta connection 三角-三角连接是理想的选择。

2.Engineers often prefer a delta-delta connection 三角-三角连接 for its ability to handle higher loads.

工程师通常更喜欢delta-delta connection 三角-三角连接，因为它能够处理更高的负载。

3.The transformer was configured with a delta-delta connection 三角-三角连接 to reduce harmonic distortion.

变压器配置为delta-delta connection 三角-三角连接以减少谐波失真。

4.In a three-phase power system, the use of a delta-delta connection 三角-三角连接 can help balance the load effectively.

在三相电力系统中，使用delta-delta connection 三角-三角连接可以有效平衡负载。

5.When designing the electrical grid, a delta-delta connection 三角-三角连接 is chosen for its robustness.

在设计电网时，选择delta-delta connection 三角-三角连接是因为它的稳健性。

作文

The concept of a delta-delta connection is crucial in the field of electrical engineering, particularly when discussing transformer connections. A delta-delta connection refers to a specific method of connecting the windings of a three-phase transformer. In this configuration, each winding is connected in a triangular formation, resembling the Greek letter delta (Δ). This setup is used in various applications due to its unique advantages and characteristics.One of the primary benefits of a delta-delta connection is its ability to handle heavy loads. When three-phase loads are connected in a delta configuration, the voltage across each winding remains constant, allowing for efficient power distribution. This is particularly advantageous in industrial settings where large motors and machinery require substantial amounts of power. The delta-delta connection can sustain higher currents without overheating, making it an ideal choice for high-power applications.Another significant advantage of the delta-delta connection is its capability to provide a balanced load. In a three-phase system, it is essential to maintain balance among the phases to ensure optimal performance and minimize losses. The delta-delta connection inherently promotes balance, as any unbalanced load will redistribute itself across the windings, thereby reducing the risk of damage to the transformer.However, there are also some drawbacks associated with the delta-delta connection. One of the main concerns is that it does not provide a neutral point. In systems where a neutral is required for grounding or for supplying single-phase loads, the delta-delta connection may not be suitable. Additionally, in the event of a fault in one of the phases, the entire system can be adversely affected, leading to potential outages or equipment damage.In contrast to other configurations, such as star (or wye) connections, the delta-delta connection offers distinct operational characteristics. For instance, while a star connection provides a neutral point and lower line voltage, the delta-delta connection allows for higher line voltage, which can be beneficial in certain applications. Understanding these differences is vital for engineers and technicians when designing and implementing electrical systems.In conclusion, the delta-delta connection plays a significant role in the efficient operation of three-phase transformers. Its ability to handle high loads, promote balanced operations, and provide robust performance makes it a popular choice in many industrial applications. However, the absence of a neutral point and the potential risks associated with phase faults must also be considered. As technology continues to evolve, the understanding and application of the delta-delta connection will remain essential for those working in the electrical engineering field, ensuring safe and efficient power distribution across various systems.

“delta-delta连接”这一概念在电气工程领域至关重要，特别是在讨论变压器连接时。“delta-delta连接”指的是三相变压器绕组的一种特定连接方式。在这种配置中，每个绕组都以三角形的形式连接，类似于希腊字母delta（Δ）。由于其独特的优点和特性，这种设置在各种应用中被广泛使用。“delta-delta连接”的主要优点之一是它能够处理重负载。当三相负载以三角形配置连接时，每个绕组上的电压保持恒定，从而实现高效的电力分配。这在工业环境中尤为有利，因为大型电动机和机械需要大量的电力。“delta-delta连接”可以在不发生过热的情况下承受更高的电流，因此非常适合高功率应用。“delta-delta连接”的另一个显著优点是它能够提供平衡负载。在三相系统中，保持各相之间的平衡对于确保最佳性能和最小化损耗至关重要。“delta-delta连接”本质上促进了平衡，因为任何不平衡负载都会在绕组之间重新分配，从而降低变压器损坏的风险。然而，“delta-delta连接”也存在一些缺点。主要问题之一是它不提供中性点。在需要中性点进行接地或供给单相负载的系统中，“delta-delta连接”可能不适用。此外，如果其中一个相发生故障，整个系统可能会受到不利影响，导致潜在的停电或设备损坏。与其他配置（如星形连接）相比，“delta-delta连接”提供了不同的操作特性。例如，虽然星形连接提供中性点和较低的线路电压，但“delta-delta连接”允许较高的线路电压，这在某些应用中可能是有利的。理解这些差异对于工程师和技术人员在设计和实施电气系统时至关重要。总之，“delta-delta连接”在三相变压器的高效运行中扮演着重要角色。其处理高负载、促进平衡操作和提供强大性能的能力使其成为许多工业应用中的热门选择。然而，中性点的缺失及与相故障相关的潜在风险也必须考虑。随着技术的不断发展，对“delta-delta连接”的理解和应用将继续对电气工程领域的从业者至关重要，确保各种系统中安全高效的电力分配。