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Installing DICOM Capacitor ​

Prerequisites ​

  • Windows 10 or later, Windows Server 2016 or later, Linux or MacOS (x64 or arm64)
  • .NET Core 8 or later
  • 2 GB of RAM
  • 1 GB of free disk space
  • 2 GHz or faster, x64 or arm64, processor

Installation ​

  1. Download the latest version of DICOM Capacitor from the Flux Website

  2. Run the installer

  3. Open your Services MMC and start and stop the DICOM Capacitor service

  4. Open the DICOM Capacitor directory. By default this is at:

    • Windows: %ProgramData%\Flux Inc\DICOM Capacitor\
    • macOS/Linux: /var/lib/dicom-capacitor/data/

    This folder contains the following files:

    • cache/ - Contains the cache of DICOM data
    • log/ - Contains the logs for DICOM Capacitor
      • capacitor_service.log - Contains the main log for DICOM Capacitor
    • nodes.yml - Specifies the nodes that DICOM Capacitor will use to send and receive DICOM data
    • config.yml - Specifies the settings for DICOM Capacitor

You can override the default location using the path option:

bash
DICOMCapacitorService --path /custom/path

Configuration ​

The service configuration is stored in the config.yml file.

Service Management ​

Service Components ​

During startup, the service initializes:

  • Storage SCP (DICOM storage provider)
  • Worklist SCP (DICOM worklist provider)
  • Query/Retrieve SCP
  • Storage Commitment SCP

Service Configuration ​

Configure core service behavior from the command line:

bash
# Disable Storage SCU
DICOMCapacitorService.exe --no-storage-scu

# Disable Worklist SCU
DICOMCapacitorService.exe --no-worklist-scu

# Disable file preparation
DICOMCapacitorService.exe --no-prepare

Logging ​

  • Service logs: [LogPath]/capacitor_service.log
  • Audit logs: [LogPath]/capacitor_service_audit.log

Service Status Monitoring ​

Monitor service health through:

  • Windows Event Viewer
  • Service status in Windows Services
  • Log files in configured log directory

Docker Installation ​

Refer to the Docker Operations page for instructions on how to run DICOM Capacitor in a Docker container.

Next Steps ​

Now that you have installed DICOM Capacitor, you should:

  1. Configure the Service: Edit config.yml to set your AE Title, ports, and other settings.
  2. Define Nodes: Edit nodes.yml to configure the DICOM nodes you want to communicate with.
  3. Start the Service: Learn how to start and stop the service.
  4. Verify Operation: Check the logs to ensure the service is running correctly.