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January 4, 2026

Renewable Energy Systems - Mid-Game Power Guide

Complete guide to StarRupture's mid-game power systems. Master solar, wind, and geothermal power generation, build stable renewable energy networks, and break free from fossil fuel dependency.

Renewable Energy Overview

As you enter mid-game, the limitations of fossil fuel power become apparent. Renewable energy systems require higher initial investment but offer low long-term operating costs and greater environmental stability.

Why Choose Renewable Energy?

Advantages:

  • ♻️ No continuous fuel supply needed
  • 🌱 Extremely low or zero pollution
  • πŸ’° Low long-term operating costs
  • πŸ”„ Sustainable development

Challenges:

  • πŸ’Ž Higher initial construction costs
  • 🌍 Geographic location constraints
  • ⚑ Some sources unstable (solar, wind)

Solar Power System

Solar Panel

Basic Stats:

  • Output power: 60kW (daytime peak)
  • Average power: ~42kW (day/night cycle)
  • Footprint: 2x2
  • Maintenance: Almost zero
  • Lifespan: Unlimited

Key Characteristics:

  • 🌞 100% efficiency during daytime
  • πŸŒ™ No generation at night
  • ☁️ 50% reduced efficiency during cloudy/rupture periods
  • πŸ”† Zero pollution, zero noise

Large-Scale Solar Solution

For stable 1MW power, you need:

Solar panels = 1000kW Γ· 42kW = 24 panels
Batteries = 12 units (ensure nighttime power)
Area = ~100 square meters
Total cost = Medium

Layout Optimization:

[Solar Array] β†’ [Battery Bank] β†’ [Distribution] β†’ [Equipment]
     ↓
[Monitoring System] (real-time generation display)

[!WARNING] Solar power completely depends on daytime and must be used with battery systems, or you'll have blackouts at night!

Solar Farm Design

Small Solar Farm (1MW):

  • 24 solar panels
  • 12 battery arrays (60MWh)
  • Area: 10x10 meters
  • Suitable for: Single outpost

Medium Solar Farm (5MW):

  • 120 solar panels
  • 60 battery arrays (300MWh)
  • Area: 25x25 meters
  • Suitable for: Medium main base

Large Solar Farm (20MW):

  • 480 solar panels
  • 240 battery arrays (1200MWh)
  • Area: 50x50 meters
  • Suitable for: Large industrial base

Wind Power System

Wind Turbine

Basic Stats:

  • Output power: 100-400kW (depends on wind speed)
  • Average power: ~250kW
  • Placement requirement: Open terrain needed
  • Height requirement: At least 10m above ground
  • Maintenance cost: Low

Wind Speed Impact:

Terrain TypeAvg Wind SpeedPower Efficiency
PlainsMedium60%
HighlandsHigh80%
CoastVery High100%
ValleysLow40%

Optimal Layout

Turbine Spacing Rules:

  • Minimum spacing: 20 meters
  • Recommended spacing: 30 meters
  • Avoid building obstructions
  • Prioritize highlands or coasts

Wind Farm Configuration:

5 Wind Turbine Array:
- Average total power: 1.25MW
- Area: 150x30 meters
- Battery needs: Lower (wind relatively stable)

[!TIP] Build turbines on highlands or coasts for 20-40% efficiency boost from higher wind speeds!

Geothermal Power System

Geothermal Plant

Basic Stats:

  • Output power: 2MW (single plant)
  • Construction requirement: Must build on geothermal vent
  • Maintenance cost: Extremely low
  • Stability: Extremely high (24/7 constant output)
  • Lifespan: Unlimited

Geothermal Vent Features: Use geological scanner to find these characteristics:

  • πŸŒ‹ Ground steam emissions
  • 🌑️ Temperature anomaly zones (shown in red)
  • πŸ’¨ Volcanic activity areas
  • πŸ—ΊοΈ Usually at map edges or mountainous regions

Geothermal Advantages

Why Geothermal is Best for Mid-Game:

  1. Unmatched Stability

    • Constant 2MW output 24/7
    • Weather independent
    • Day/night independent
  2. Excellent Cost-Effectiveness

    • One-time investment
    • Almost zero maintenance
    • No fuel consumption
  3. Small Footprint

    • Single plant only needs 5x5 meters
    • One vent supports medium base

[!TIP] Geothermal is the most stable mid-game energy source. One vent can support an entire medium base. Prioritize finding and securing geothermal vents!

Geothermal Base Planning

Single Vent Base:

Configuration:
- 1 Geothermal Plant (2MW)
- Auxiliary Solar (500kW)
- Battery Buffer (10MWh)
- Total Power: 2.5MW

Supports:
- Medium-scale production
- Multiple mining lines
- Basic defense systems
- Early research facilities

Dual Vent Base:

Configuration:
- 2 Geothermal Plants (4MW)
- Auxiliary Wind (1MW)
- Battery Buffer (20MWh)
- Total Power: 5MW

Supports:
- Large-scale industrial production
- Complete automation systems
- Mid-level defense systems
- Multiple research facilities

Hybrid Energy Systems

Optimal Configuration

Baseload + Auxiliary Mode:

Baseload Power (stable output):
- Geothermal: 60%
- Wind: 20%

Auxiliary Power (fluctuation compensation):
- Solar: 15%
- Batteries: 5% (buffer)

Full Renewable Configuration:

Daytime:
- Solar: Primary (70%)
- Wind: Auxiliary (20%)
- Geothermal: Baseload (10%)

Nighttime:
- Batteries: Primary (50%)
- Wind: Auxiliary (30%)
- Geothermal: Baseload (20%)

Energy Storage Configuration

Battery Array:

Basic Stats:

  • Storage capacity: 5MWh (single unit)
  • Charge/discharge power: 1MW
  • Charge efficiency: 95%
  • Lifespan: ~500 charge cycles

Configuration Strategy:

  1. Solar Companion

    Battery capacity = Night consumption Γ— Night duration
    Example: 5MW night load Γ— 8 hours = 40MWh batteries
    Requires: 8 battery arrays
  2. Wind Companion

    Battery capacity = Peak power Γ— 2 hours
    Example: 3MW wind Γ— 2 hours = 6MWh batteries
    Requires: 2 battery arrays (for calm periods)

Mid-Game Power Recommendations

Standard Mid-Game Base (2-5 hours)

Power Setup:
- 1 Geothermal Plant (2MW)
- 20 Solar Panels (840kW)
- 5 Wind Turbines (1.25MW)
- Total Power: ~4MW
- Batteries: 20MWh

Supports:
- Medium-scale production
- Multiple mining lines
- Basic defense systems
- Early-mid research

Expansion Phase Base (5-8 hours)

Power Setup:
- 2 Geothermal Plants (4MW)
- 40 Solar Panels (1.68MW)
- 10 Wind Turbines (2.5MW)
- Total Power: ~8MW
- Batteries: 40MWh

Supports:
- Large-scale industrial production
- Complete automation systems
- Mid-level defense systems
- Multiple outposts

Troubleshooting

Issue 1: Large Day/Night Fluctuations

Causes:

  • Over-reliance on solar
  • Insufficient battery capacity

Solutions:

  • Add baseload power (geothermal, wind)
  • Expand battery arrays
  • Configure hybrid energy system

Issue 2: Not Enough Geothermal Vents

Solutions:

  • Prioritize securing all map geothermal vents
  • Build outposts at vent locations
  • Connect to main base via power transmission
  • Supplement with solar and wind

Issue 3: Low Solar Efficiency

Diagnosis:

  • Check for building obstructions
  • Verify weather conditions
  • Review battery charge status

Optimization:

  • Clear obstacles around solar panels
  • Increase battery capacity
  • Add other energy types

Next Steps

After mastering renewable energy, you can:

  1. πŸ“– Learn Advanced Power Technology - Nuclear and fusion
  2. πŸ“– Optimize Grid Management Systems - Improve efficiency
  3. πŸ“– Review Power System Basics - Reinforce fundamentals

[!TIP] The key to renewable energy is "hybrid configuration." Don't rely on a single energy type - properly combine geothermal, solar, and wind for the most stable power supply.

Summary

Renewable energy is the core of mid-game development:

Key Points:

  • 🌍 Geothermal is the most stable baseload - prioritize development
  • β˜€οΈ Solar suits daytime supplementation - must pair with batteries
  • πŸ’¨ Wind is relatively stable - good as auxiliary power
  • πŸ”‹ Adequate storage is essential for renewable energy
  • πŸ“Š Hybrid configuration is more reliable than single source

From fossil fuels to clean energy, your base is advancing toward sustainable development. Plan wisely, expand steadily, and prepare for the nuclear age ahead!