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智能连接氧气浓缩机控制器

概览

描述

随着慢性阻塞性肺病(COPD)等呼吸系统疾病以及新冠肺炎(COVID-19)并发症的增加,市场对氧气浓缩机等氧气治疗设备的需求也随之上升。 这些氧气浓缩机选择性地去除气源中的氮气,从而提供富含氧气的气流,帮助患者呼吸。 

这款氧气浓缩机控制器采用变压工作模式,模式 1 和模式 2 通过控制阀定期交替切换,吸走氮气以提高氧气浓度,并通过逆向气流排出氮气。

系统优势:

  • RA Arm® Cortex®-M MCU 支持基于 FreeRTOS 的灵活软件包(FSP),并可扩展至其他实时操作系统和中间件,可实现各种功能,满足各种需求。
  • 配备带 LCD 和触摸功能的用户界面,以及/或通过 Bluetooth® 连接的图形用户界面,可连接至智能手机,实现实时灵活的数据监控。
  • 采用标准医疗级电源(~24VDC)供电,确保兼容性。

产品对比

应用

  • 患有呼吸疾病的人可以通过以下两种方法受益或缓解疼痛:
    • CPAP + 持续的净化氧气
    • 取决于个人呼吸速率的脉冲氧气浓缩机
    • 更多专用用例

方框图

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4:3 ratio Sheet.272 Sheet.126 Sheet.1 Sheet.2 Sheet.3 Sheet.4 EU116 EU116 EU116 Mode 2 Mode 2 Mode 2 Mode 1 Mode 1 Mode 1 Air Flow Sensor * Air Flow Sensor * Air Flow Sensor * Indoor Air Quality Sensor Indoor Air Quality Sensor Indoor Air Quality Sensor Outdoor Air Quality Sensor Outdoor Air Quality Sensor Outdoor Air Quality Sensor Dual MOSFET x3 Dual MOSFET x3 Dual MOSFET x3 1A Buck 1A Buck 1A Buck 300mA Buck 300mA Buck 300mA Buck 2.5A Buck 2.5A Buck 2.5A Buck Antenna Antenna Antenna MOSFET Dual x3 MOSFET Dual x3 MOSFET Dual x3 Bridge Driver 1 Bridge Driver Bridge Driver Bridge Driver 2 Bridge Driver Bridge Driver Bridge Driver 3 Bridge Driver Bridge Driver Passive Filter Passive Filter Passive Filter Input Sheet.40 Sheet.41 Sheet.42 Sheet.43 Sheet.44 Sheet.45 Sheet.46 Sheet.48 Ext. Supply 24VDC Ext. Supply 24VDC Ext. Supply 24VDC Switch Operation Modes Switch Operation Modes Switch Operation Modes Sheet.52 Sheet.53 Sheet.54 Sheet.56 Sheet.58 Sheet.59 Compressor Motor Sheet.61 Sheet.62 Sheet.63 Motor Sheet.65 Sheet.66 M M Shunt Sheet.68 Sheet.69 Sheet.70 Ground Sheet.75 Sheet.76 Shunt.84 Sheet.91 Sheet.85 Sheet.86 Sheet.87 Ground.88 Sheet.90 Sheet.98 Sheet.99 Sheet.100 Sheet.101 Ground.88 Sheet.103 Sheet.104 Sheet.105 Sheet.106 Sheet.107 Sheet.108 Sheet.109 2 2 2 2 Sheet.112 Sheet.113 Sheet.114 2 2 2 2 Sheet.117 Sheet.118 Sheet.119 2 2 2 2 Sheet.122 Sheet.123 Sheet.124 Sheet.125 Sheet.127 Sheet.128 Sheet.129 Sheet.130 Sheet.131 Sheet.132 Sheet.134 Sheet.135 Sheet.136 Sheet.137 Sheet.138 Sheet.140 Sheet.141 Sheet.142 Sheet.144 Graphical LCD (Depends on MCU type, e.g. RA6M3) Graphical LCD (Depends on MCU type, e.g. RA6M3) Graphical LCD (Depends on MCU type, e.g. RA6M3) Sheet.147 Sheet.148 Sheet.149 Sheet.151 Sheet.152 Input protect /clamp circuit Input protect /clamp circuit Input protect /clamp circuit Sheet.154 Sheet.155 Sheet.156 Sheet.157 Sheet.158 Sheet.159 100Mbs Ethernet PHY 100Mbs Ethernet PHY 100Mbs Ethernet PHY Sheet.161 Sheet.162 Sheet.163 Shunt.164 Sheet.165 Sheet.166 Sheet.167 Shunt.168 Sheet.169 Sheet.170 Sheet.171 Sheet.231 Sheet.212 Sheet.213 Sheet.214 Sheet.215 Sheet.216 Sheet.217 Sheet.218 Sheet.219 Sheet.220 Sheet.221 Sheet.222 Sheet.223 Connector.231 Connector.232 Connector.233 Sheet.227 Negative Power Rail Line.758 Line.759 Sheet.232 Sheet.234 Sheet.235 Sheet.236 Sheet.237 Sheet.238 Sheet.239 Sheet.240 Sheet.241 Sheet.242 Sheet.243 Sheet.244 Connector.231 Connector.232 Connector.233 Sheet.248 Negative Power Rail Line.758 Line.759 Sheet.261 Solenoid Valve Connector Arrow Connector Arrow.714 Shunt.255 Sheet.256 Sheet.257 Sheet.258 Sheet.259 Sheet.260 Solenoid Valve Connector Arrow Connector Arrow.714 Shunt.255 Sheet.267 Sheet.268 Sheet.269 Sheet.270 Sheet.271 Sheet.273 Sheet.274 Connector 1.170 Connector 1.170.276 Connector 1.170.277 Inlet Air Inlet Air Inlet Air BLDC Motor BLDC Motor BLDC Motor 6 6 3 3 Sheet.283 2 2 2 2 Sheet.286 10mAmax 10mAmax 10mAmax 18V 18V 18V 5V 5V 5V 3V3 3V3 3V3 280mAmax 280mAmax 280mAmax 2..4 Communication Lines B.795 2..4 2..4 2..4 5V 5V 5V 3V3 3V3 3V3 100mAmax 100mAmax 100mAmax n n n n Sheet.303 Keys or Keypad or CapTouch Keys or Keypad or CapTouch Keys or Keypad or CapTouch +5V +5V +5V A USB A USB A USB GND GND GND B B B Ethernet IoT Wired Connection, e.g. MQTT, HTTPS, or... Ethernet IoT Wired Connection, e.g. MQTT, HTTPS, or... Ethernet IoT Wired Connection, e.g. MQTT, HTTPS, or... 6 6 6 6 Sheet.313 2 2 2 2 Sheet.316 2 2 2 2 Sheet.319 V1 V1 V1 Sheet.323 Touch Key Sheet.326 Sheet.327 Sheet.328 Sheet.329 Sheet.330 Sheet.331 Sheet.332 Sheet.333 Sheet.334 Sheet.337 Sheet.338 Connector 1.170.340 Connector 1.170.341 Air Flow Sensor* Air Flow Sensor* Air Flow Sensor* Air Flow Sensor* Air Flow Sensor* Air Flow Sensor* Sheet.344 Tiny Air Compressor Tiny Air Compressor Tiny Air Compressor Connector 1.170.346 Connector 1.170.347 Sheet.351 Humidity & Temperature Sensor Humidity & Temperature Sensor Humidity & Temperature Sensor 2 2 2 2 Sheet.358 Connector 1.170.359 Connector 1.170.360 10mAmax 10mAmax 10mAmax Sheet.364 Sheet.365 Sheet.366 2 2 2 2 Sheet.369 2 2 2 2 Sheet.372 2 2 2 2 Sheet.375 1-3 1-3 1-3 1-3 Sheet.378 Shunt(s) Shunt(s) Shunt(s) Sheet.380 Sheet.381 Connector 1.170.383 Connector 1.170.384 Connector 1.170.385 Sheet.386 Connector 1.170.388 10mAmax 6mAmax 6mAmax 6mAmax 6mAmax 6mAmax 25µ Aavg 25µ Aavg 25µ Aavg 2 2 2 2 Sheet.394 2 2 2 2 Sheet.397 2 2 2 2 Sheet.400 Sheet.401 Sheet.402 Sheet.403 Sheet.404 Sheet.405 Sheet.406 Sheet.407 Sheet.408 Connector 1.170.409 Sheet.410 Connector 1.411 Sheet.412 140mAmax 140mAmax 140mAmax Connector 1.170.414 Connector 1.170.416 n n n n Sheet.419 n n n n Sheet.422 2 2 2 2 Sheet.425 100mAmax 100mAmax 100mAmax 55mAtyp 55mAtyp 55mAtyp Tank 1 provides O2, Tank 2 clearing N2 Tank 1 provides O2 Tank 2 clearing N2 Tank 1 provides O2Tank 2 clearing N2 Tank 1 clearing N2, Tank 2 provides O2 Tank 1 clearing N2 Tank 2 provides O2 Tank 1 clearing N2Tank 2 provides O2 Sheet.436 Sheet.437 Sheet.438 Sheet.439 Sheet.440 Connector 1.170.441 Connector 1.442 V2 V2 V2 V3 V3 V3 V6 V6 V6 Sheet.446 1-3 1-3 1-3 1-3 Sheet.449 Sheet.450 Input.454 Input.455 Input.456 Input.457 Sheet.458 Control MCU Control MCU Control MCU Vdd Vdd Vdd PWM x6 PWM x6 PWM x6 ADC x3 ADC x3 ADC x3 I2C I2C I2C I2C I2C I2C GPIO GPIO GPIO Graphic LCD Graphic LCD Graphic LCD GPIO GPIO GPIO USB USB USB Ethernet Ethernet Ethernet UART or SPI UART or SPI UART or SPI Sheet.459 Wi-Fi Bluetooth Module Wi-Fi Bluetooth Module Wi-Fi BluetoothModule Vdd Vdd Vdd UART or SPI UART or SPI UART or SPI
Exiting Interactive Block Diagram