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基于双向可控硅的电机控制器

概览

描述

基于三端双向可控硅(Triac)的电机控制器非常适用于交流电机控制,广泛应用于家用电器、暖通空调(HVAC)系统、风扇等。 随着对楼宇自动化和智能家居技术的需求增长,对易于集成、成本效益高且高度可靠的系统的需求也在增加,而这正是基于三端双向可控硅的电机控制器表现出色的领域。

这种基于双向可控硅的电机控制器设计展示了一种稳健、紧凑的空调系统,非常适用于包括车载系统在内的小型应用。 采用 Triac 方案可简化整体设计,降低制造成本和复杂性,特别适用于大规模量产的产品。

系统优势:

  • 通过优化的 Triac 控制简化压缩机电机控制系统,易于实施。
  • 采用低功耗、高性能 32 位 MCU,提供灵活的系统设计。
  • 高压 AC/DC 降压稳压器可将整流后的交流电转换为直流电,实现简便的运行。
  • 增强的系统监控功能,可进行故障保护,并检测电流和负载状态。

产品对比

应用

  • 交流电源电机控制
  • 便携式空调
  • 房车空调

方框图

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4:3 ratio Connector Hallow Arrow Sheet.104 Sheet.1 Sheet.2 Sheet.3 Sheet.4 US106 US106 US106 Zero Cross Detection Circuit Zero Cross Detection Circuit Zero Cross Detection Circuit High Voltage Buck High Voltage Buck High Voltage Buck Temperature & Humidity Temperature & Humidity Temperature & Humidity Current Sense Current Sense Current Sense Current Sense Current Sense Current Sense Triacs Triacs Triacs Triacs Triacs Triacs RS-485 Isolated Transceiver RS-485 Isolated Transceiver RS-485 Isolated Transceiver LCD Monitor Sheet.36 Sheet.37 Motor Sheet.39 Sheet.40 M M Signal Ground Sheet.42 Sheet.43 Sheet.44 Sheet.45 Sheet.46 Signal Ground.47 Sheet.48 Sheet.49 Sheet.50 Sheet.51 Sheet.52 Relay Relay Relay 5V/21mA 5V/21mA 5V/21mA 5V/180mA 5V/180mA 5V/180mA Load (Compressor, Condenser, Fan, 4 way valve) Load (Compressor, Condenser, Fan, 4 way valve) Load (Compressor, Condenser, Fan, 4 way valve) 2 3 2 2 Sheet.86 4 4 4 4 Sheet.89 4 4 4 4 Sheet.92 5V/6mA 5V/6mA 5V/6mA 5V ISO (From PC) 5V ISO (From PC) 5V ISO (From PC) Sheet.105 AC Filter and Rectification AC Filter and Rectification AC Filter and Rectification AC Power Source Alternating Current Sheet.63 Signal Ground.64 Sheet.65 Sheet.66 Sheet.67 Sheet.68 Sheet.69 115/230V 115/230V 115/230V N N N L L L Sheet.101 Sheet.103 Sheet.107 Sheet.110 Connector 1.161 Sheet.112 Connector 1.161.113 5V/21mA 5V/21mA 5V/21mA Sheet.116 Connector 1.161.117 Sheet.121 Sheet.124 Sheet.126 Sheet.127 4 4 4 4 Sheet.130 Sheet.131 Sheet.135 Vertical Wire Bundle.140 2 2 2 Sheet.142 Sheet.143 Sheet.144 Sheet.145 Sheet.146 L L L 5V/62uA 5V/62uA 5V/62uA Sheet.152 MCU MCU MCU MCU INT INT INT Vss Vss Vss I2C I2C I2C GPIO GPIO GPIO PWM PWM PWM ADC ADC ADC UART UART UART Vcc Vcc Vcc Computer Tower Sheet.214 Sheet.215 Sheet.216 Sheet.217 Sheet.218 Sheet.219 Sheet.220 Sheet.221 Sheet.222 Connector Arrow Connector Arrow.226 Connector Arrow.227 Bi-directional Connector Arrow.229 Line Hallow Arrow
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视频和培训

Triac-Based Motor Control for Portable or Recreational Vehicle Air Conditioner Control Solution

An overview of the triac-based motor control winning combination, perfect for RV air conditioners, portable or window air conditioners, or small appliances such as fans, heaters, etc. The advantage of this architecture is that it is much simpler than an inverter-based motor control design. For more information, visit the Triac-Based Motor Controller winning combination page.