Shandong Shenghe Electric Power Engineering Design Co., Ltd.: Unlocking Multi-Scenario Applications, Distributed PV Leads a New Wave of Energy Transformation

At a large logistics park in Shandong, 100,000 square meters of rooftops have been transformed into efficient power generation bases, providing the enterprise with over 12 million kilowatt-hours of clean electricity annually and reducing carbon emissions by approximately 9,500 tons. This is a typical case of multi-scenario application for distributed photovoltaic (PV) power generation. With technological maturity and cost reduction, distributed PV has evolved from simple rooftop power generation systems into intelligent energy solutions integrated into various scenarios.

Analysis of Multi-Scenario Application Models

The multi-scenario application of distributed PV is experiencing explosive growth. According to data from the China Photovoltaic Industry Association, in 2023, China's newly installed distributed PV capacity reached 96.3 gigawatts (GW), accounting for 52% of all newly installed PV capacity, surpassing centralized PV for the first time. Multi-scenario application projects constituted over 60% of this growth.

Industrial applications dominate, especially in manufacturing-intensive regions. Industrial plants offer large available rooftop areas, and their electricity demand highly matches the PV power generation curve. The 15.95MW ground-based distributed PV project in Boshan completed by Shandong Shenghe Electric Power Engineering Design Co., Ltd. is a typical example, achieving maximized power generation efficiency through precise design.

Commercial building applications are developing rapidly. Shopping malls, office buildings, hotels, and others adopt integrated "PV + Building" design, which not only reduces energy costs but also enhances the building's green image. The 9.2094MWp distributed PV project in Qihe demonstrates how to balance power generation efficiency with aesthetic requirements in commercial environments.

Innovative Agriculture-PV integration models are emerging. Through the composite utilization of "PV + Agriculture," achieving "dual-use of a single plot of land" ensures agricultural production while generating electricity, particularly suitable for areas with limited land resources.

Public facility applications are gradually becoming widespread. Public buildings such as schools, hospitals, and government agencies are actively installing distributed PV systems, serving as demonstration windows for energy conservation and emission reduction.

Technological Innovation Drives Efficiency Improvements

The success of distributed PV in multi-scenario applications relies on the support of technological innovation. Shandong Shenghe Electric Power Engineering Design Co., Ltd. has accumulated significant advantages in this field:

High-efficiency module technology increases power generation per unit area by over 20%. The application of innovative products such as bifacial double-glass modules, half-cut cell technology, and multi-busbar technology significantly improves system efficiency. The company's project data shows that systems using high-efficiency modules can increase annual power generation by 15-25% compared to traditional modules.

Intelligent operation and maintenance (O&M) systems ensure long-term stable operation. Through IoT technology, big data analysis, and AI algorithms, the intelligent O&M platform developed by the company can monitor the operating status of each module in real-time, provide early warnings for potential faults, and increase system availability to over 99%.

Adaptive installation solutions address challenges in complex scenarios. For different roof structures, load-bearing conditions, and installation environments, the company has developed modular, lightweight mounting systems that ensure safety while maximizing the utilization of available space.

Energy storage integration technology balances supply and demand contradictions. By combining distributed PV with energy storage systems, the intermittency issue of PV power generation is effectively addressed, improving the self-consumption ratio and grid-friendliness.

Policy Environment and Economic Analysis

The Chinese government has provided strong policy support for the multi-scenario application of distributed PV. In 2022, the National Development and Reform Commission (NDRC) and the National Energy Administration (NEA) jointly issued the "14th Five-Year Plan" for Renewable Energy Development*, explicitly proposing to "vigorously promote distributed photovoltaic power generation" and setting a target of reaching 250 GW of distributed PV installed capacity by 2025.

Shandong Province has also introduced specific support measures:

- Financial Subsidies: Providing subsidies of 0.05-0.1 RMB per kilowatt-hour for eligible distributed PV projects.

- Tax Incentives: Distributed PV projects can enjoy a 50% value-added tax (VAT) refund policy.

- Financing Support: Encouraging financial institutions to innovate green financial products and provide low-interest loans for distributed PV projects.

- Grid Connection Convenience: Simplifying the grid connection process for distributed PV projects to ensure timely grid integration.

From an economic perspective, the investment payback period for distributed PV projects has significantly shortened. According to project data from Shandong Shenghe Electric Power Engineering Design Co., Ltd., the static investment payback period for commercial and industrial distributed PV projects has been reduced to 5-7 years, with an internal rate of return (IRR) reaching 10-15%, demonstrating significant investment attractiveness.

In-Depth Analysis of Successful Cases

Case One: Zibo Industrial Park Integrated Energy Project

The integrated energy project designed by Shandong Shenghe Electric Power Engineering Design Co., Ltd. for an industrial park in Zibo incorporates distributed PV, energy storage systems, and an energy management platform. The total installed capacity reaches 18.5MW, covering the rooftops of 15 enterprises within the park. Through optimized design and intelligent dispatch, the project achieves 40% self-sufficiency in the park's electricity consumption, saving over 12 million RMB in electricity costs annually.

The innovation of this project lies in its "Source-Grid-Load-Storage Integration" design, which organically combines PV power generation, energy storage devices, flexible loads, and an intelligent control system to achieve optimized allocation and efficient utilization of energy. The system can also participate in grid demand response, providing backup capacity during grid peak hours and generating additional revenue.

Case Two: Agriculture-PV Demonstration Project

In the Shandong Peninsula region with limited land resources, Shandong Shenghe Electric Power Engineering Design Co., Ltd. innovatively designed an integrated "PV + Agriculture" solution. Without altering the agricultural use of the land, the project ensures sufficient sunlight for crops by increasing the installation height of PV modules and optimizing array layout.

Project data shows that while ensuring the power generation efficiency of the PV system, agricultural production benefits decreased by only 15-20%, but the total revenue per unit area increased by 2-3 times. This successful practice provides a feasible path for promoting distributed PV in the agricultural sector.

Case Three: Commercial Building Integrated PV Project

At a large commercial complex in Jinan, Shandong Shenghe Electric Power Engineering Design Co., Ltd. implemented a Building-Integrated Photovoltaics (BIPV) project. The project directly uses PV modules as building materials, replacing traditional roofing and exterior wall materials, achieving perfect integration of power generation function and building function.

The project not only provides 30% of the building's own electricity demand but also received architectural aesthetic awards for its unique design. This case demonstrates that through innovative design, distributed PV systems can become part of the building itself, not just an add-on facility.

Challenges and Countermeasures

Although the prospects for multi-scenario applications of distributed PV are broad, some challenges remain:

Grid connection bottlenecks are one of the main constraints on the development of distributed PV. As penetration rates increase, grid carrying capacity in some areas is nearing saturation. In response, Shandong Shenghe Electric Power Engineering Design Co., Ltd. proposed a "cluster control" solution, aggregating distributed PV systems within a region into a virtual power plant to participate in grid dispatch uniformly, reducing the impact on the local grid.

Insufficient standardization increases the difficulty of project design and implementation. To address this issue, the company actively participates in the development of industry standards, promoting standardization in the design, installation, and O&M of distributed PV.

Financial pressure remains a major concern for many potential users. To this end, the company innovates business models, offering various cooperation methods such as Energy Management Contracts (EMC), financial leasing, and cooperative development to lower users' initial investment thresholds.

Shortage of technical talent constrains industry development. Through cooperation with universities, Shandong Shenghe Electric Power Engineering Design Co., Ltd. has established training bases to cultivate professionals, having trained over 500 distributed PV technical personnel cumulatively.

Future Development Trends

Looking ahead, multi-scenario applications of distributed PV will exhibit the following trends:

Continuous improvement in intelligence levels. With the development of AI, big data, and IoT technologies, distributed PV systems will evolve from "automation" to "intelligence," achieving more accurate power generation forecasting, more efficient O&M management, and more flexible energy trading.

Deepening cross-sector integration. Distributed PV will deeply integrate with sectors such as construction, transportation, and agriculture, giving rise to new application scenarios and business models. Innovative applications like BIPV, PV carports, and PV irrigation systems will become increasingly popular.

Gradual improvement of market mechanisms. With the advancement of electricity market reform, distributed PV will participate more deeply in electricity market trading, obtaining revenue through various means such as peak-valley price differences, auxiliary services, and green certificates.

Accelerated internationalization. China's distributed PV technology and experience will go global, especially in countries along the "Belt and Road" initiative, where there is vast market potential. Shandong Shenghe Electric Power Engineering Design Co., Ltd. has begun to expand into overseas markets, promoting Chinese distributed PV solutions to more countries and regions.

Conclusion

The multi-scenario application of distributed PV is leading a profound transformation in energy production and consumption patterns. By integrating PV systems with various scenarios such as industry, commerce, agriculture, and public facilities, we can not only significantly increase the share of clean energy but also create tangible economic value for users.

Shandong Shenghe Electric Power Engineering Design Co., Ltd., with its professional design capabilities, rich project experience, and innovative solutions, has established a leading advantage in this field. The company will continue to deepen its expertise in multi-scenario applications of distributed PV, promote technological and business model innovation, provide customized clean energy solutions for more users, and contribute to China's energy transition and the achievement of the "Dual Carbon" goals.

With continuous technological advancements and sustained policy support, distributed PV is destined to showcase its potential in more scenarios, contributing to building a clean, low-carbon, safe, and efficient modern energy system.