Hongjiali New Energy (HG POWER) Hybrid Solar-Diesel-Storage System Solution

November 12, 2025

As global energy demand continues to rise and grid stability declines in many regions, industries are rapidly adopting hybrid renewable solutions to achieve reliable, low-cost, and sustainable power.The Hybrid Solar-Diesel-Storage System developed by Hongjiali New Energy combines solar PV, lithium energy storage, diesel generators, and EV charging in one integrated unit—delivering stable power for construction sites, mining operations, remote villages, emergency response, and off-grid applications.

This article explains how the system works, its advantages, technical specifications, and why it is becoming the preferred choice for modern energy upgrading projects.

What Is a Solar-Diesel-Storage Hybrid System?

A hybrid solar-diesel-storage system integrates:

Solar PV generation (primary energy source, zero fuel cost)
Battery storage (load balancing, peak shaving, frequency support)
Diesel generator (backup power only when needed)
Charging modules (for EV machinery, engineering vehicles, mobile energy replenishment)

This creates a self-sustaining microgrid capable of operating fully off-grid, providing clean and stable energy in any environment.

Why it matters

Traditional diesel generators suffer from:

Low conversion efficiency (often below 30%)
High fuel consumption (60–80% of total operating cost)
Noise pollution (90–110 dB)
Frequent maintenance
No energy recovery or yield

A hybrid system solves all these issues through multi-energy coordination and intelligent dispatching.

Key Benefits of the Hybrid Solar-Diesel-Storage System

1. 80%+ Fuel Cost Reduction

Solar PV is prioritized as the main power source, while batteries optimize energy scheduling.
Diesel usage drops drastically—more than 80% fuel savings in typical construction and mining projects.

2. Stable Power for Off-Grid and Weak-Grid Areas

Supports off-grid / islanded operation
UPS-level seamless switching
Energy storage smooths load fluctuations
Ensures continuous power for mission-critical equipment

Ideal for sites with unstable grids, frequent outages, or no grid access.

3. Environmental and Noise Reduction

Replaces diesel generation with clean PV
Noise <60 dB
Meets global carbon-neutral and green construction standards
Suitable for restricted or sensitive environments

4. Extreme-Weather Adaptability

Engineered for harsh environments:

High temperature / high altitude
High humidity / freezing conditions
Sandstorms, rainfall, salt-fog corrosion

This makes it highly reliable for outdoor, military, and coastal applications.

Applications of the Solar-Diesel-Storage Hybrid System

Construction & Infrastructure

Railways, tunnels, bridges
Roadwork and municipal projects
Temporary construction camps
Heavy engineering machinery charging

Mining & Industrial Operations

Mining sites
Quarrying and drilling
Oil & gas exploration
Temporary industrial grids

Remote & Off-Grid Regions

Islands
Mountain villages
Agricultural & pastoral zones

Military & Emergency Response

Military bases
Radar stations
Field hospitals
Command centers
Disaster relief operations

Commercial & Special Events

Outdoor concerts and festivals
Film production sites
Resorts and off-grid hotels
Data center backup

Product Line — Hongjiali（HG POWER） Series

110K-50 Hybrid System

110 kWh battery capacity
100 kW maximum load output
50 kW solar input
50 kW diesel input
IP54 protection
<60 dB noise
Compact 2-ton design

261K-125 Hybrid System

261 kWh battery capacity
125 kW maximum load output
100 kW solar PV input
125 kW diesel input
Enhanced cooling and protection
3.5-ton industrial-grade design

Both models integrate:

High-efficiency MPPT DC/DC modules
Modular expansion capability
Intelligent dispatching logic
All-in-one enclosure design
FE-36 (Heptafluoropropane) fire-suppression system

Technical Advantages

MPPT boosts power generation by 30–50%
Electronic components fully sealed and isolated
Independent thermal management channels
Seamless diesel-to-battery switching
Communication link for diesel generator control
Supports EV charging via connector or socket
6000+ cycles long battery life

Economic Analysis Massive Savings vs Diesel Only Systems

Based on a typical configuration:

Daily consumption: 320 kWh
Solar PV: 100 kW
Diesel cost: ~ ¥7/L
Diesel electricity cost: ≈ ¥5/kWh (due to low efficiency)

Annual Comparison

System Type	Annual Cost	Fuel Cost	Maintenance	Energy Yield
Hybrid System	¥92,000	¥0	¥33,000	112,000 kWh PV
Diesel Generator	¥570,700	¥522,700	¥40,000	0
Diesel + Storage	¥443,900	¥365,900	¥48,000	Limited

10-Year Financials

Net Present Value (NPV): ¥3.2 million
Internal Rate of Return: Excellent
Payback Period: Short

Conclusion:

The hybrid system cuts annual operating costs by up to 85%, delivering one of the highest ROIs in off-grid energy solutions.

If your project requires stable power, reduced diesel cost, portable deployment, EV machinery charging, or reliable off-grid energy, Hongjiali(HGPOWER) hybrid system is the most efficient and future-proof solution.

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Hongjiali New Energy (HG POWER) Hybrid Solar-Diesel-Storage System Solution

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