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Yiteng Case Sharing 13 - In-depth Analysis of the Photovoltaic and Energy Storage Project in Gonghe County, Qinghai

Yiteng Case Sharing 13 - In-depth Analysis of the Photovoltaic and Energy Storage Project in Gonghe County, QinghaiQinghai Gonghe County Photovoltaic and Energy Storage Project In-Depth Analysis (Power Generation Side Application Scenario Case) ——How to Solve the Problem of "Abandoned Light" in the World's Largest Renewable Energy Base? 1. Project Background: The Pain Points of China's Photovoltaic Heart World-Class Photovoltaic Base: Total planned capacity of 22GW, annual power generation of 40 billion kWh (equivalent to 1.5 Three Gorges) Abandoned Light Dilemma: In 2020, the abandonment rate reached 15% (national average 3%), equivalent to an annual waste of 6 billion kWh Grid Bottleneck: The utilization rate of ultra-high voltage outbound channels is less than 70%, requiring local consumption buffering 2. Solution: The Gobi Miracle of Photovoltaics + Energy Storage Core Project Parameters: System Scale Technical Highlights Photovoltaic Array 2.2GW (Phase I) Bifacial Power Generation + Automatic Tracking System Supporting Energy Storage

Yiteng Case Sharing 12 - Japanese Power Giant Increases Investment in Energy Storage Track

Yiteng Case Sharing 12 - Japanese Power Giant Increases Investment in Energy Storage TrackJapan's Power Giants Intensify Investment in Energy Storage Sector Kansai Electric Power (KEPCO) and Kyushu Electric Power (Kyuden) Accelerate Deployment of Grid-Scale BESS 1. Strategic Motivation: Energy Awakening After Fukushima 🔹 Vulnerability of the Grid Exposed: The 2018 Hokkaido earthquake caused a blackout across the island, revealing flaws in the traditional grid 🔹 Renewable Energy Pressure: By 2030, Japan's share of solar/wind power needs to reach 36% (currently only 22%) 🔹 Power Market Reform: Japan's capacity market will launch in 2024, with energy storage eligible for ¥12,000/kW·year subsidy 2. Technical Route: Unique Evolution of Japanese BESS Comparison of Two Giants' Technologies: Dimension Kansai Electric Power (KEPCO) Kyushu Electric Power (Kyuden) Battery Type All Solid

Yiteng Case Sharing 11 - Application Value of Energy Storage Systems in Different Fields

Yiteng Case Sharing 11 - Application Value of Energy Storage Systems in Different Fields1. Grid-side frequency modulation and auxiliary services Case 1: Joint frequency modulation of thermal power plants (thermal storage frequency modulation) By quickly responding to changes in grid frequency (in milliseconds) through energy storage systems, it compensates for the slow frequency modulation speed and low precision of thermal power units. For example, the McIntosh compressed air energy storage station in Alabama, USA, improves efficiency by increasing the heat exchanger to provide frequency modulation services for the grid. Case 2: Independent energy storage participating in secondary frequency modulation Large-scale grid-side energy storage stations (such as the compressed air energy storage station in Feicheng, Shandong) can provide functions such as peak shaving, phase adjustment, emergency response, and black start for the grid, for example, quickly releasing electrical energy to stabilize frequency during grid faults. 2. Power supply in remote areas and off-grid Case 1: Off-grid microgrid in the Amazon rainforest Utilizing solar energy + storage to power remote communities.

Yiteng Case Sharing 10 - Typical Cases of Value and Role of Energy Storage in Industry and Commerce

Yiteng Case Sharing 10 - Typical Cases of Value and Role of Energy Storage in Industry and CommerceCase 1: Dongguan Injection Molding Plant Energy Storage Project ● Project Configuration: 1MW/2MWh Lithium Iron Phosphate System, charging and discharging twice daily. ● Core Function: Peak-valley arbitrage, demand management. ● Revenue Effect: Annual electricity cost savings of 2.18 million yuan. ● Reduction in basic electricity costs of 360,000 yuan/year. ● After adding local subsidies of 620,000 yuan, the project's pre-tax IRR reaches 21.4%, with a static payback period of 4.8 years. Case Source: "Guidelines for Investment Development and Capacity Calculation of Energy Storage in Industry and Commerce" Case 2: Integrated Solar Energy Storage Project in an Industrial Park ● Project Composition: Photovoltaic Scale: 200kWp rooftop photovoltaic. ● Energy Storage Scale: 100kWh energy storage battery pack. ● Core Function: Improve photovoltaic self-consumption rate, peak-valley arbitrage.

【Yiteng Case Sharing 9】Practical Analysis of the Injection Molding Factory's Storage Project in Dongguan

【Yiteng Case Sharing 9】Practical Analysis of the Injection Molding Factory's Storage Project in DongguanDongguan Injection Molding Plant Energy Storage Project Practical Analysis —— A Comprehensive Guide to Industrial Energy Storage Investment and Development + Golden Algorithm for Energy Storage Capacity 1. Project Background: Pain Points of Electricity Usage in the Injection Molding Industry High Electricity Cost: Electricity costs account for 18%-25% of production costs (industry average 12%) Large Peak-Valley Price Difference: The peak-valley electricity price difference in Dongguan reaches ¥0.92/kWh (peak electricity ¥1.2/kWh vs valley electricity ¥0.28/kWh) Capacity Penalties: Monthly average penalty for transformer capacity overload is ¥36,000 2. Solution: Integrated Solar and Storage + Intelligent Scheduling 🔹 System Configuration Plan: Equipment Parameters Function Positioning Rooftop Photovoltaics 1.2MWp Daily Power Generation 5000kWh (30% self-use) Energy Storage System 2MWh Lithium Iron Phosphate Arbitrage with Two Charges and Two Discharges Energy Management

【Yiteng Case Sharing 8】South Africa Industrial and Commercial Energy Storage + Household Storage Interaction (African Application)

【Yiteng Case Sharing 8】South Africa Industrial and Commercial Energy Storage + Household Storage Interaction (African Application)South Africa Industrial and Commercial Energy Storage + Household Storage Interaction (African Application) ——The Breakthrough Path for Africa's Energy Crisis: Solar Storage Microgrid + Power Sharing Economy 1. Market Pain Points: Africa's Power Dilemma Creates Urgent Need for Energy Storage 🔸 Grid Collapse: South Africa implemented over 200 days of power cuts in 2023, with daily outages exceeding 12 hours 🔸 Soaring Electricity Prices: Industrial and commercial electricity costs increased by 300% over 5 years (reaching R2.5/kWh, approximately ¥1/kWh) 🔸 Family Despair: Middle-class families face average monthly power outage losses of R5000 (approximately ¥2000) 2. Solution: Industrial and Commercial Energy Storage Benefits the Community Typical Configuration (Taking a Cape Town Clothing Factory as an Example) Role Equipment Function Factory 500kW Solar + 1MWh Storage Supplies production during the day, charges at low prices at night Community Storage Station Tesla

【Yiteng Case Sharing 7】Integrated Solar Storage and Charging Case in Germany

【Yiteng Case Sharing 7】Integrated Solar Storage and Charging Case in GermanyGerman Family Integrated Solar Storage Case ——The Secret of 73% Energy Self-Sufficiency: Photovoltaics + Batteries + Electric Vehicle Collaborative Ecosystem 1. Market Explosion Background: Energy Crisis Forces Family Revolution Electricity Price Stimulus: In 2023, German household electricity prices exceeded €0.45/kWh (including tax), a 250% increase compared to 2021 Policy Intensification: 🔹 Photovoltaic VAT exemption (from 19% to 0%) 🔹 Energy storage device subsidy €3000 per household (additional €1000 subsidy in Bavaria) 🔹 Surplus electricity grid feed-in premium (€0.08 to €0.12/kWh) 2. Typical Household System Configuration: Energy Plan for a Family of Three (Annual Electricity Consumption 4000kWh) Components Specifications Function Collaboration Photovoltaic Roof

【Yiteng Case Sharing】China Whole County Promotion Photovoltaic + Energy Storage Policy Case

【Yiteng Case Sharing】China Whole County Promotion Photovoltaic + Energy Storage Policy CaseChina's Whole County Promotion of Photovoltaic + Energy Storage Policy Case —— The Chinese Model of County Energy Revolution, Government and Enterprises Collaborate to Build Zero Carbon New City 1. Policy Background: The Super Combination of Rural Revitalization + Dual Carbon Strategy Top-level Design: In 2021, the National Energy Administration launched 676 pilot counties, requiring: 🔹 Rooftop photovoltaic coverage rate of party and government agencies ≥ 50% 🔹 Schools/hospitals and other public buildings ≥ 40% 🔹 Rooftops of industrial and commercial buildings ≥ 30% Energy Storage Hard Indicators: 🔹 Energy storage configuration ratio ≥ 10% of photovoltaic installed capacity 🔹 Energy storage duration ≥ 2 hours (some provinces like Shandong have raised it to 4 hours) 2. Business Model: Government Sets the Stage, Enterprises Perform Win-win for all parties Typical Revenue Distribution (taking a 100MW project as an example) Participants Revenue Form Annual Revenue Investment Enterprises Electric

【Yiteng Case Sharing】Netherlands EvaPower Socket-type Home Battery

【Yiteng Case Sharing】Netherlands EvaPower Socket-type Home BatteryNetherlands EvaPower Plug-in Home Battery ——Use energy storage like a charging treasure, enabling European households to achieve zero-threshold energy freedom Pain Points Addressed: Energy Anxiety in European Households 1. Soaring Electricity Prices: In 2023, the peak electricity price in the Netherlands reached €0.80/kWh (up 400% from 2021) 2. Installation Barriers: Traditional home storage requires circuit modifications + permit applications, averaging 47 days 3. Rental Restrictions: 37% of European households cannot install fixed storage due to rental agreements Product Revolution: Truly Plug-and-Play Energy Storage Three Key Technological Breakthroughs Features Traditional Home Storage EvaPower Installation Professional Engineer 2 Days Plug-in 5 Minutes Capacity Starting from 10kWh Modular 1kWh/Unit Mobility Fixed Installation

【Yiteng Case Sharing】Caribbean Private Island Hotel Light Storage Microgrid Project

【Yiteng Case Sharing】Caribbean Private Island Hotel Light Storage Microgrid ProjectCaribbean Private Island Hotel Light Storage Microgrid Project ——Redefining island luxury with solar energy + storage, achieving energy independence and premium experience Project Background: Paradise Island's Energy Nightmare 1. Sky-high electricity costs: Diesel power generation costs up to 0.45/kWh, with annual energy expenditures exceeding 1.8 million 2. Ecological crisis: Diesel leaks repeatedly pollute coral reefs, with a Tripadvisor environmental rating of only 2.1 stars 3. Experience collapse: Generator vibrations cause temperature fluctuations in the high-end wine cellar, leading to complaints from Michelin chefs Solution: The Dream Combination of Tesla + SolarEdge Three steps to create an oasis with uninterrupted power supply 1. Photovoltaic Array: 8.5MW floating solar panels (avoiding the use of scarce land) Custom hurricane-resistant brackets

【Yiteng Case Sharing】California Baja Resort Solar Storage Project

【Yiteng Case Sharing】California Baja Resort Solar Storage ProjectMexico's Baja California Resort Solar Storage Project ——Solar Energy + Storage Creates a Zero-Carbon Paradise, Breaking Free from Diesel Dependency Background Pain Points: Diesel power is expensive and noisy, leading to constant negative reviews from tourists 1. Energy Dilemma: The resort is far from the main power grid and has long relied on diesel generators, costing up to $0.35 per kWh. 2. Experience Shortcomings: Generator noise pollution affects tourists' sleep at night (Tripadvisor negative review rate ↑30%). 3. Brand Crisis: International tourists have negative evaluations of high-carbon resorts, impacting pricing in the high-end market. Solution: Photovoltaic + Storage + Smart Microgrid Integration 1. Photovoltaic Array: Installation of 5MW solar panels on rooftops and parking lots (≈7 football fields), generating an average of 8000 kWh per day. 2.

【Yiteng Case Sharing】Tesla Powerwall Home Energy Storage Case in Puerto Rico

【Yiteng Case Sharing】Tesla Powerwall Home Energy Storage Case in Puerto RicoPuerto Rico Tesla Powerwall Home Energy Storage Case ——Rebuilding the island's power grid with solar energy + storage to withstand hurricane power outage crises Puerto Rico is a U.S. territory (commonwealth) and is an unincorporated territory of the United States, located in the eastern Caribbean in the Greater Antilles, covering an area of approximately 9,104 square kilometers, with a population of about 3.22 million. As a commonwealth of the United States, it exercises internal self-government, but matters of sovereignty such as national defense and foreign affairs are governed by the U.S. federal government. Residents hold U.S. citizenship but cannot participate in U.S. presidential elections. The economy relies on U.S. aid, with manufacturing (such as biomedicine) and tourism as pillar industries, and the GDP in 2021 was approximately $111 billion. Background Pain Points: Vulnerable Power Grid + Extreme Weather Double Blow 1. Hurricane Threat

【Yiteng Case Sharing】Tesla Shanghai Factory Integrated Solar Storage and Charging

【Yiteng Case Sharing】Tesla Shanghai Factory Integrated Solar Storage and ChargingTesla Shanghai Factory Integrated Solar Storage Charging Solution ——Achieving Zero Carbon Production with a Giant Power Bank, Saving Tens of Millions in Electricity Costs Annually Background: The electricity demand at Tesla's Shanghai factory is extremely high, and electricity costs are expensive during peak hours, with annual energy costs exceeding 100 million yuan. As a global benchmark factory, Tesla needs to fulfill its commitment to zero carbon production by 2030, but traditional power grid supply relies on fossil fuels. Solution: Integrated Solar Storage Charging Super System. Photovoltaic Power Generation: 200,000 square meters of solar panels installed on the roof (≈30 football fields). Energy Storage System: Equipped with 50MWh Tesla Megapack lithium batteries for storing electricity for nighttime/cloudy day use. Intelligent Scheduling: AI predicts electricity price peaks and valleys, automatically selecting the optimal charging and discharging times. Technical Highlights: Me

Towards Green New Hydrogen Deployment

Towards Green New Hydrogen DeploymentIn the waters east of Yantai, Shandong, a hydrogen production platform stands tall at over 50 meters and weighs more than 20,000 tons. On March 27, the construction of China's first integrated marine hydrogen and ammonia project was completed, capable of producing hydrogen offshore through renewable energy and converting it into easily storable ammonia and methanol. These two products can serve as clean fuel for ships and also be used as chemical raw materials. The project has built floating photovoltaic and energy storage devices, utilizing methods such as electrolyzing seawater to produce hydrogen, achieving the first empirical verification of the entire hydrogen production process at sea, and is expected to become a fuel replenishment station for ocean-going vessels in the future, according to Liu Congmin, General Manager of State Energy Hydrogen Innovation Technology (Beijing) Co., Ltd. The development of marine hydrogen energy is a microcosm of the diversified development of hydrogen energy. The fast hydrogen refueling machine can fill logistics vehicles in as little as 3 minutes.

China promotes the rapid transition of Antarctic exploration into the era of green energy.

China promotes the rapid transition of Antarctic exploration into the era of green energy.Xinhua News Agency, Beijing, April 16 (Reporters Zhou Yuan, Huang Tao Ming) Sun Hongbin, chief scientist of polar clean energy at the China Polar Research Center and president of Taiyuan University of Technology, stated that with the commissioning of the first large-scale new energy system at China's Antarctic Qinling Station and the release of the "12-Year Development Outline for Antarctic Clean Energy Utilization Technology," Chinese technology and concepts are driving Antarctic expeditions rapidly into the green energy era. How to achieve a clean energy transition in Antarctica is an important issue for the global scientific community. Sun Hongbin said at the launch meeting of the Chinese Academy of Sciences' consulting evaluation project on the scientific and technological support strategy for Antarctic protection and sustainable utilization that more than 90 research stations and camps have been established in Antarctica by various countries, and the total energy consumption is continuously rising, with fuel consumption accounting for over 90%. The waste generated from scientific research

Indonesia National Electricity Company | PLN Enjiniring participates in the 2025 Global Hydrogen Ecosystem Summit (GHES)

Indonesia National Electricity Company | PLN Enjiniring participates in the 2025 Global Hydrogen Ecosystem Summit (GHES)The summit was held at the Jakarta International Conference Center, and PLN Enjiniring's participation reflects its efforts in the development and promotion of new energy and renewable energy, particularly in driving energy transition through green hydrogen technology. Alfian Muhammad Reza, the project team leader and process engineer of PLN Enjiniring, delivered a keynote speech at the summit. As a speaker in the hydrogen engineering session of PLN Enjiniring, Alfian elaborated on PLN Enjiniring's comprehensive involvement in hydrogen system development, including system design, infrastructure construction, and strategic planning for the implementation of hydrogen technology in Indonesia. The three core technology pathways speech重

Energy with AI | Energy Storage + X Drives Green Transformation Across Industries

Energy with AI | Energy Storage + X Drives Green Transformation Across IndustriesEnergy storage is a powerful tool to support the development of renewable energy and achieve carbon neutrality goals. By 2025, artificial intelligence (AI) technology is deeply integrating with various industries at an unprecedented speed, and energy storage is no exception. When AI meets energy storage technology, what new blue oceans will it open for the industry? During the 13th International Energy Storage Summit and Exhibition (ESIE2025), reporters learned through interviews that with the empowerment of AI, scenario-based applications of energy storage will become increasingly popular, extending further from the grid side to the user side, playing a greater role in the energy transition. AI and energy storage empower each other Safety monitoring, intelligent operation and maintenance, optimized trading... At the 13th International Energy Storage Summit and Exhibition (ESIE2025), reporters observed that multiple companies showcased AI-related

The construction of virtual power plants nationwide is accelerating.

The construction of virtual power plants nationwide is accelerating.With the accelerated advancement of the new power system construction and power market development, the conditions for the development of virtual power plants are becoming increasingly mature, their roles are becoming more significant, and the demand is growing. Recently, the National Development and Reform Commission and the National Energy Administration issued the "Guiding Opinions on Accelerating the Development of Virtual Power Plants" (hereinafter referred to as "Opinions"), proposing that by 2027, the construction and operation management mechanism of virtual power plants will be mature and standardized, the mechanism for participating in the power market will be sound and improved, and the national virtual power plant regulation capacity will reach over 20 million kilowatts. By 2030, the application scenarios of virtual power plants will be further expanded, various innovative business models will develop, and the national virtual power plant regulation capacity will reach over 50 million kilowatts. Virtual power plants are based on the power system architecture, utilizing modern information communication, system integration control, and other technologies to aggregate

The new generation coal-to-power upgrade special action has begun.

The new generation coal-to-power upgrade special action has begun.On April 14, a reporter from the Economic Reference Daily learned from the National Energy Administration that the National Development and Reform Commission and the National Energy Administration recently jointly issued the "Implementation Plan for the Special Action of Upgrading the New Generation of Coal-fired Power (2025-2027)" (hereinafter referred to as the "Implementation Plan"). This plan establishes and improves the technical indicator system for coal-fired power from four aspects: clean carbon reduction, safety and reliability, efficient regulation, and intelligent operation. At the same time, based on a comprehensive summary and evaluation of the effectiveness and beneficial experiences of the "Three Reforms Linkage" work, it promotes the transformation and upgrading of a batch of existing units, striving to comprehensively improve the indicator levels of newly built units and actively and orderly carry out pilot demonstrations of the new generation of coal-fired power. Industry analysis believes that the flexibility transformation of national thermal power will have a market space exceeding 10 billion yuan each year. Accelerating the construction of a new power system is an important support for the "dual carbon" strategy.

In March 2025, the total electricity consumption of the society increased by 4.8% year-on-year.

In March 2025, the total electricity consumption of the society increased by 4.8% year-on-year.On April 18, the National Energy Administration released data on the total electricity consumption for March. In March, the total electricity consumption was 828.2 billion kilowatt-hours, a year-on-year increase of 4.8%. By industry, the electricity consumption of the primary industry was 10.6 billion kilowatt-hours, a year-on-year increase of 9.9%; the electricity consumption of the secondary industry was 557.8 billion kilowatt-hours, a year-on-year increase of 3.8%; the electricity consumption of the tertiary industry was 148.4 billion kilowatt-hours, a year-on-year increase of 8.4%; and the electricity consumption of urban and rural residents was 111.4 billion kilowatt-hours, a year-on-year increase of 5.0%. From January to March, the total electricity consumption accumulated to 2384.6 billion kilowatt-hours, a year-on-year increase of 2.5%, of which the electricity generation of large-scale industries was 2269.9 billion kilowatt-hours. By industry, the electricity consumption of the primary industry was 31.4 billion kilowatt-hours, a year-on-year increase of 8.7%.

The National Energy Administration released the national electricity industry statistical data for January to March 2025.

The National Energy Administration released the national electricity industry statistical data for January to March 2025.On April 20, the National Energy Administration released the national electricity industry statistics for January to March. As of the end of March, the cumulative installed power generation capacity nationwide reached 3.43 billion kilowatts, an increase of 14.6% year-on-year. Among them, the installed capacity of solar power generation was 950 million kilowatts, an increase of 43.4% year-on-year; the installed capacity of wind power was 540 million kilowatts, an increase of 17.2% year-on-year. From January to March, the cumulative average utilization of power generation equipment nationwide was 769 hours, a decrease of 81 hours compared to the same period last year; the completed investment in power source projects by major national power generation enterprises was 132.2 billion yuan, a year-on-year decrease of 2.5%; the completed investment in grid projects was 95.6 billion yuan, a year-on-year increase of 24.8%.

In-depth Analysis of Vietnam's Energy Strategy: Green Transformation and Investment Opportunities under the PDP8 Plan

In-depth Analysis of Vietnam's Energy Strategy: Green Transformation and Investment Opportunities under the PDP8 PlanIn April 2025, the Vietnamese government officially implemented the revised "National Power Development Plan Version 8" (PDP8), marking the entry of Southeast Asia's most ambitious energy transition plan into the execution phase. The plan commits to investing $136.3 billion by 2030, increasing the share of renewable energy installed capacity from 27% in 2023 to over 50% by 2030, and for the first time incorporating nuclear energy into the national energy structure. This report systematically analyzes the strategic path and industrial impact of Vietnam's energy transition from three dimensions: policy framework, electricity pricing mechanism, and international cooperation. 1. PDP8 Core Strategy: Structural Adjustment and Energy Security Balance 1.1 Restructuring Installed Capacity and Energy Structure Total Target: By 2030, total installed capacity will reach 236 GW (an increase of compared to 2022).

Photovoltaic Energy Storage System (PV Storage System) Technology Analysis and Application Prospects

Photovoltaic Energy Storage System (PV Storage System) Technology Analysis and Application ProspectsPhotovoltaic Energy Storage System (PVSS) Technology Analysis and Application Prospects Policy Drivers and Technological Innovations Propel Rapid Growth of the Global PV Storage Market With the acceleration of global energy transition and the increasing demand for grid stability, the Photovoltaic Energy Storage System (Photovoltaic + Storage, PVSS) has become a key solution in the clean energy sector. This system achieves efficient utilization of solar energy and flexible power dispatch through integrated design of photovoltaic and storage, demonstrating significant economic and environmental benefits in grid-connected, off-grid, and commercial scenarios. According to Bloomberg New Energy Finance (BNEF), the global installed capacity of PV storage systems reached 45 GWh in 2023, a year-on-year increase of 62%, and the market size is expected to exceed $100 billion by 2030.

Arnergy, a leader in off-grid solar energy in Nigeria, completes $18 million Series B financing to accelerate clean energy transformation and address grid crisis

Arnergy, a leader in off-grid solar energy in Nigeria, completes $18 million Series B financing to accelerate clean energy transformation and address grid crisisArnergy, a leader in Nigeria's off-grid solar energy, has completed a $18 million Series B financing round to accelerate the transition to clean energy to cope with the grid crisis. Policy changes and soaring fuel costs have driven a surge in demand for solar energy. Arnergy's innovative leasing model has achieved a 300% customer growth. Lagos, Nigeria, Xth, 2024 - Under the dual pressure of continued deterioration in grid reliability and fluctuations in international energy prices, Arnergy, a Nigerian off-grid solar energy solution provider, announced the completion of a $18 million Series B financing round (including a $3 million first installment in 2023). This round was led by Nigerian private equity fund CardinalStone Capital Advisers (CCA), breaking through energy risk.

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