Single Network Parallel Feeding Arrangements TRIZ Cases
- Power Flow Control Device for Wind Farm Grid Stability
A power flow control device connects wind farm grids to supply grids using a DC link and inverter to emulate synchronous machine behavior.
- Islanding Detection via Superimposed Signal on Power Grid
Superimposing a detectable signal onto power line voltage enables rapid islanding detection, avoiding false operations and equipment stress.
- DC Distribution System Ride-Through via Series Charge Storage
Series-connected capacitors and batteries balance reactive power at delivery ports, maintaining grid stability despite intermittent renewable energy sources.
- Server-Based Energy Usage Optimization for Smart Devices
A server determines optimized energy usage plans and controls device settings to reduce consumption.
- Wind Turbine Thermal Capacity Model Reactive Power Control
Generator controllers build thermal capacity models to determine reactive power supply levels and time limits for wind turbine operation.
- Distributed Power Generation System Balancing Output and Lifespan
A controller adjusts distributed power generation output based on unit efficiency and degradation status.
- Wind Turbine HVRT Testing via On-Load Transformer and Short-Circuit Unit
Replacing mechanical breakers with IGBT switches allows continuous power generation during high voltage ride through tests, reducing measurement time.
- Damping Controller for Inter-Area Oscillation Suppression
Segmenting the grid into control areas with local PMU feedback eliminates communication latency while actively dampening inter-area oscillations.
- Electric Power Network Frequency Control via Predictive Simulation
A frequency control device adjusts target frequencies using simulation-based offset calculations for electrical power networks.
- Parallel Inverter System with Common AC Point for Parasitic Current Reduction
Eliminates expensive isolation transformers by grounding only one converter terminal and using feedback control to minimize parasitic currents.
- Combined Cycle Power Plant Block Loading via Islanding Mode
Segmented gas and steam turbines operate independently with dynamic exhaust temperature control to accelerate block loading after a blackout.
- String Inverter IV Curve Scanning Power Stability
Non-scanning DC-DC circuits continue MPPT operation to prevent energy yield loss and grid instability.
- Power Converter GPS Coordination for Grid Stability
GPS receivers provide location and temporal data to power converters.
- Industrial 3G/4G Module for Solar Monitoring Overheating
Industrial-grade embedded 3G/4G module withstands 70°C heat to prevent overheating shutdowns in remote solar monitoring systems.
- Non-contact Power Transmission Device With Segmented Magnetic Core
A non-contact power transmission device couples primary and secondary circuits via a transformer with engageable convex and concave magnetic cores.
- Power Feedback Device for Harmonic Reduction in Renewable Energy
A power feedback device uses an isolating transformer and PWM inverter to convert AC energy efficiently.
- Stationary Frame P+Resonant Controller for Wind Turbine Power Converters
A stationary frame P+Resonant controller manages wind turbine power converter currents without coordinate transformation.
- Dynamic Active Power Estimation for Inverter-Based Resources
A controller determines active power capability of inverter-based resources by evaluating generator speed and thermal margins.
- Reactive Power Control for Voltage Stability and Thermal Limits
Dynamic voltage setpoint adjustment minimizes reactive power flow, reducing congestion while maintaining terminal voltage stability.
- Inverter Power Stabilization via Gain Offset Adjustment
Adjusting the voltage-current characteristic offset stabilizes inverter output power, avoiding complex slope control methods that increase system instability.
- Reconfigurable Battery Array for Scalable AC Power Synthesis
Segmented battery modules synthesize scalable AC power directly, reducing device complexity and component stress.
- AI Reactive Power Controller for Grid Voltage Sags
An intelligent reactive power controller adjusts active and reactive power references to maintain grid stability during voltage disturbances.
- Storage Battery Control for Peak Demand Reduction
A storage battery control device monitors energy supply rates to optimize discharge timing.
- Distributed Ledger Network for Peer-to-Peer Energy Trading
Smart contracts automate billing and meter data collection, reducing administrative overhead costs while maintaining utility oversight.
- Cascaded H-Bridge Inverter Fault Handling via Capacitor Voltage Adjustment
A cascaded H-bridge inverter controller adjusts DC-side capacitor voltage to maintain stable output modulation when solar panels fail.