📊 Generate Weekly Energy Consumption Reports with API, Email and Google Drive
📊 Generate Weekly Energy Consumption Reports with API, Email and Google Drive This workflow automates the process of retrieving energy consumption data, formatting it into a CSV report, and distributing it every week via email and Google Drive. ⚡ Quick Implementation Steps: Import the workflow into your n8n instance. Configure your API, email details and Google Drive folder. (Optional) Adjust the CRON schedule if you need a different time or frequency. Activate workflow—automated weekly reports begin immediately. 🎯 Who’s It For Energy providers, sustainability departments, facility managers, renewable energy operators. 🛠 Requirements n8n instance Energy Consumption API access Google Drive account Email SMTP access ⚙️ How It Works Workflow triggers every Monday at 8 AM, fetches consumption data, emails CSV report and saves a copy to Google Drive. 🔄 Workflow Steps 1. Schedule Weekly (Mon 8:00 AM) Type: Cron Node Runs every Monday at 8:00 AM. Triggers the workflow execution automatically. 2. Fetch Energy Data Type: HTTP Request Node Makes a GET request to: https://api.energidataservice.dk/dataset/ConsumptionDE35Hour (sample API) The API returns JSON data with hourly electricity consumption in Denmark. Sample Response Structure: { "records": [ { "HourDK": "2025-08-25T01:00:00", "MunicipalityNo": _, "MunicipalityName": "Copenhagen", "ConsumptionkWh": 12345.67 } ] } 3. Normalize Records Type: Code Node Extracts the records array from the API response and maps each entry into separate JSON items for easier handling downstream. Code used: const itemlist = $input.first().json.records; return itemlist.map(r => ({ json: r })); 4. Convert to File Type: Convert to File Node Converts the array of JSON records into a CSV file. The CSV is stored in a binary field called data. 5. Send Email Weekly Report Type: Email Send Node Sends the generated CSV file as an attachment. Parameters: fromEmail: Sender email address (configure in node). toEmail: Recipient email address. subject: "Weekly Energy Consumption Report". attachments: =data (binary data from the previous node). 6. Report File Upload to Google Drive Type: Google Drive Node Uploads the CSV file to your Google Drive root folder. Filename pattern: energy_report_{{ $now.format('yyyy_MM_dd_HH_ii_ss') }} Requires valid Google Drive OAuth2 credentials. ✨ How To Customize Change report frequency, email template, data format (CSV/Excel) or add-ons. ➕ Add-ons Integration with analytics tools (Power BI, Tableau) Additional reporting formats (Excel, PDF) Slack notifications 🚦 Use Case Examples Automated weekly/monthly reporting for compliance Historical consumption tracking Operational analytics and forecasting 🔍 Troubleshooting Guide | Issue | Cause | Solution | |-------|-------|----------| | Data not fetched | API endpoint incorrect | Verify URL | | Email delivery issues | SMTP configuration incorrect | Verify SMTP | | Drive save fails | Permissions/Drive ID incorrect | Check Drive permissions | 📞 Need Assistance? Contact WeblineIndia for additional customization and support, we're happy to help. An n8n automation workflow template by WeblineIndia.
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