Pre-Paid Device Manager Web Application Features

1. Overview

Platform: .NET Framework (C#)
Web Server: IIS (Internet Information Services)
Architecture: Web Application with Hardware Integration
Primary Function: Management of prepaid electricity metering system with automated supply control

The Pre-Paid Device Manager represents a comprehensive solution for managing prepaid electricity systems, combining robust web application functionality with sophisticated hardware integration. The system ensures reliable electricity supply management while providing users with transparent consumption tracking and convenient recharge options.

2. Core System Architecture

2.1 Hardware Integration Layer

• Custom-designed circuit board interfacing with electricity meters
• Zigbee/WiFi wireless communication modules
• Bidirectional data transmission between meters and web application
• Real-time meter monitoring and control capabilities

2.2 Communication Protocol

• Wireless polling mechanism for meter data collection
• Secure device-to-web application communication
• Automated heartbeat monitoring for device connectivity
• Fail-safe communication protocols for critical commands

3. User Management Module

3.1 User Registration & Onboarding

• New user account creation with validation
• Household information management (address, contact details)
• Meter-device association and mapping
• Document upload and verification system
• Automatic user profile generation

3.2 User Profile Management

• Personal information management
• Contact details and communication preferences
• Usage history and pattern analysis
• Multiple meter support per user (where applicable)
• Account status tracking (active/inactive/suspended)

4. Device Management Module

4.1 Device Registration & Configuration

• Unique device identification and registration
• Hardware parameter configuration
• Zigbee/WiFi network pairing and setup
• Geographic mapping of installed devices
• Firmware version tracking and management

4.2 Real-time Device Monitoring

• Automated device polling system
• Live meter reading display
• Consumption pattern visualization
• Device health and status monitoring
• Connection stability reporting

4.3 Device Control Functions

• Remote meter disconnect/reconnect capabilities
• Emergency override functions (admin only)
• Meter calibration and testing tools
• Device configuration updates over-the-air
• Scheduled maintenance modes

5. Prepaid Account Management

5.1 Credit Management System

• Prepaid amount feeding and processing
• Real-time balance calculation engine
• Automated low balance alerts and notifications
• Grace period management for near-zero balances
• Historical credit transaction tracking

5.2 Automated Supply Control

• Intelligent shut-off mechanism when balance reaches zero
• Automatic supply restoration on successful recharge
• Configurable threshold settings for warnings
• Emergency credit facility (configurable)
• Consumption rate calculation and prediction

6. Recharge Management System

6.1 Recharge Processing

• Multiple payment gateway integration
• Instant credit application to user accounts
• Receipt generation and email/SMS notification
• Failed transaction handling and rollback
• Bulk recharge processing capabilities

6.2 Voucher Management

• Recharge voucher generation and validation
• Voucher batch creation and tracking
• Expiry management and renewal
• Redemption history and reporting
• Secure voucher authentication

7. Monitoring & Control Center

7.1 Real-time Dashboard

• Live consumption monitoring grid
• Device status overview with color coding
• Alert and notification center
• System health metrics display
• Quick action controls for administrators

7.2 On-Grid Meter Reading

• Automated scheduled meter reading collection
• Manual meter reading entry interface
• Reading validation and discrepancy handling
• Historical consumption trend analysis
• Peak/off-peak usage segregation

8. Security & Access Control

8.1 Login Management System

• Multi-factor authentication support
• Role-based access control (RBAC)
• Session management and timeout controls
• Login attempt monitoring and lockout policies
• Password policy enforcement

8.2 Audit & Compliance

• Comprehensive activity logging
• User action tracking and reporting
• System access audit trails
• Compliance reporting tools
• Data integrity verification

9. Notification System

9.1 Automated Alerts

• Low balance notifications (SMS/Email/In-app)
• Disconnection warnings and confirmations
• Recharge successful/failed notifications
• System maintenance announcements
• Emergency outage communications

9.2 Communication Preferences

• User-selectable notification channels
• Quiet hours configuration
• Alert threshold customization
• Language preference settings
• Opt-in/opt-out management

10. Reporting & Analytics

10.1 Operational Reports

• Daily consumption reports
• Revenue collection summaries
• Device performance analytics
• User activity reports
• System utilization statistics

10.2 Business Intelligence

• Consumption pattern analysis
• Revenue forecasting tools
• Peak demand analysis
• Customer behavior insights
• Geographical usage mapping

11. Administration Panel

11.1 System Configuration

• Global parameter settings
• Rate card management
• Device communication settings
• Notification template management
• System maintenance scheduling

11.2 User Administration

• Bulk user management tools
• Account status modifications
• Credit adjustments and corrections
• Device reassignment capabilities
• Support ticket management

12. Technical Features

12.1 System Performance

• High-availability architecture
• Load balancing capabilities
• Database optimization and indexing
• Caching mechanisms for frequent queries
• Automated backup and recovery

12.2 Integration Capabilities

• API endpoints for third-party integration
• Web services for mobile applications
• External payment gateway interfaces
• SMS gateway integration
• Email service integration

12.3 Scalability Features

• Modular architecture for easy expansion
• Support for additional device types
• Multi-region deployment capabilities
• Database sharding for large datasets
• Cloud deployment readiness

13. Hardware Communication Protocol

13.1 Device Polling Mechanism

• Scheduled automatic polling
• On-demand manual polling
• Priority-based polling queue
• Polling failure retry logic
• Bandwidth optimization for polling

13.2 Data Synchronization

• Real-time data sync with devices
• Conflict resolution algorithms
• Offline data storage and sync
• Data validation before commit
• Historical data archiving