GPU-3  发电机保护装置  实现系统的功率管理

GPU-3

发电机保护装置

DEIF的GPU-3控制和保护装置操作灵活、配置简单，可配合PLC使用来实现系统的功率管理。

GPU-3集成了发电机保护和同步功能。可提供串口与PLC、SCADA系统以及其它系统进行通讯。同时可将所有三相测量值和报警信息显示在LCD显示屏上。

发电机保护装置是发电机的重要部件，主要负责对发电机进行监视和保护，以防止发生故障和事故扩大。发电机在运行中可能遇到的事故包括定子绕组相间短匝间短接地、转子绕组单相接三相接地、励磁回路失步等。

GPU-3发电机保护装置的具体结构和功能如下：

结构：

主电路采用工业级单片机，主开关选用高性能的开关器件。

辅助电路：采用高性能的A/D转换器及单片机，可进行数字量、模拟量等信息数字化处理。

软件：采用高性能C语言编程，程序功能强大。

电源：由集成的功率器件组成，具有高可靠、高稳定性、高抗噪声性能的特点。

GPU-3功能：

保护功能：通过测量电流、电压、频率以及温度等参数，实现对发电机的保护。

自检功能：实时监测系统运行状况，并在发生故障时发出报警信号，方便操作人员及时处理。

辅助功能：通过监测参数的变化实现发电机状态的自动检测，并将数据传送给主控制器。

此外，发电机保护装置的性能稳定，抗干扰能力强，采用双隔离电源驱动，具有自动校频、自动故障识别和自诊断功能。这些特点使得发电机保护装置能够有效地保护发电机，确保其安全稳定运行。

总的来说，GPU-3发电机保护装置是确保发电机在运行过程中免受损害的重要设备，具有多种保护、自检和辅助功能，是发电机组安全稳定运行的重要保障。

GPU-3  发电机保护装置  实现系统的功率管理

GPU-3

Generator protection

DEIF's GPU-3 control and protection device is flexible and simple to configure, and can be used with PLC to achieve system power management.

The GPU-3 integrates generator protection and synchronization. Serial port can be provided to communicate with PLC, SCADA system and other systems. At the same time, all three-phase measurement values and alarm information can be displayed on the LCD display.

Generator protection device is an important part of the generator, mainly responsible for monitoring and protection of the generator, in order to prevent the occurrence of failure and accident expansion. The accidents that the generator may encounter in operation include short-turn grounding between stator windings, single-phase grounding to three-phase grounding of rotor windings, out-of-step of excitation loop, etc.

The specific structure and functions of GPU-3 generator protection device are as follows:

Structure:

The main circuit adopts industrial-grade single chip microcomputer, and the main switch adopts high-performance switching devices.

Auxiliary circuit: The use of high-performance A/D converter and single chip microcomputer, digital, analog and other information digital processing.

Software: High performance C language programming, powerful program.

Power supply: Composed of integrated power devices, it has the characteristics of high reliability, high stability and high anti-noise performance.

GPU-3 Features:

Protection function: By measuring current, voltage, frequency and temperature and other parameters, to achieve the protection of the generator.

Self-check function: real-time monitoring of the system operating status, and in the event of failure to send an alarm signal, convenient for operators to deal with in time.

Auxiliary function: The generator status is automatically detected by monitoring the change of parameters, and the data is transmitted to the main controller.

In addition, the generator protection device has stable performance and strong anti-interference ability. It is driven by double isolated power supply and has automatic frequency calibration, automatic fault identification and self-diagnosis functions. These characteristics make the generator protection device can effectively protect the generator and ensure its safe and stable operation.

In general, the GPU-3 generator protection device is an important device to ensure that the generator is protected from damage during operation, with a variety of protection, self-check and auxiliary functions, which is an important guarantee for the safe and stable operation of the generator set.