{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853490","patent":{"patent_number":"US-9853490","title":"Distributed power system using direct current power sources","assignee":null,"inventors":[],"filing_date":"2016-04-27T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H02J","H02J","H02J","H02J","H02J","H02J","H02J","H02J"],"num_claims":20,"abstract":"A distributed power system including multiple (DC) batteries each DC battery with positive and negative poles. Multiple power converters are coupled respectively to the DC batteries. Each power converter includes a first terminal, a second terminal, a third terminal and a fourth terminal. The first terminal is adapted for coupling to the positive pole. The second terminal is adapted for coupling to the negative pole. The power converter includes: (i) a control loop adapted for setting the voltage between or current through the first and second terminals, and (ii) a power conversion portion adapted to selectively either: convert power from said first and second terminals to said third and fourth terminals to discharge the battery connected thereto, or to convert power from the third and fourth terminals to the first and second terminals to charge the battery connected thereto. Each of the power converters is adapted for serial connection to at least one other power converter by connecting respectively the third and fourth terminals, thereby forming a serial string. A power controller is adapted for coupling to the serial string. The power controller includes a control part adapted to maintain current through or voltage across the serial string at a predetermined value."},"analysis":{"summary":"The Distributed Power System Using Direct Current Power Sources patent (US-9853490) introduces a groundbreaking approach to integrating and managing multiple DC batteries within a power system, fundamentally enhancing scalability, efficiency, and reliability. The core innovation lies in a modular architecture where each DC battery is coupled with a dedicated, intelligent power converter. These converters are designed for bidirectional operation, capable of either discharging the battery into the system or charging it from the system, while precisely controlling the battery's voltage or current.\n\nCrucially, these power converters are adapted for serial connection, forming a 'serial string.' This ingenious design allows for the aggregation of multiple DC sources into a high-voltage bus without the complexities and inefficiencies of traditional parallel connections or large, centralized DC-DC converters. A central power controller is then coupled to this serial string, tasked with maintaining a predetermined current or voltage across the entire string, ensuring stable and optimized operation.\n\nThe problem this patent solves is the inherent complexity and limitations of integrating diverse DC power sources, especially in distributed energy resource (DER) applications and microgrids. Existing methods often struggle with current sharing imbalances, voltage matching, and a lack of modularity, making expansion and maintenance challenging. This patent offers a solution that simplifies the architecture, improves fault tolerance, and allows for seamless scalability.\n\nFrom a technical perspective, the system leverages intelligent control loops within each converter and a serial topology to create a robust and flexible power network. This enables granular control over individual batteries while ensuring overall system stability.\n\nThe business value and applications are immense, spanning microgrids, large-scale energy storage, electric vehicle charging infrastructure, and data centers. The market opportunity lies in the growing demand for efficient, reliable, and scalable distributed energy solutions. This innovation provides a competitive edge by reducing infrastructure costs, improving energy utilization, and offering a more resilient power delivery system.","layman_explanation":"### What Problem Does This Solve?\n\nImagine trying to build a really big LEGO structure, but every single brick is a slightly different size and shape. It would be incredibly difficult to make them all fit together perfectly and support the structure reliably. That's a bit like the challenge facing our modern electricity grids when trying to integrate many different direct current (DC) power sources, especially batteries. As we move towards more renewable energy (like solar panels, which produce DC power) and electric vehicles (which use DC batteries), we need better ways to connect and manage these diverse power sources.\n\nCurrently, integrating multiple DC batteries often means complex wiring, large and expensive central equipment to convert and balance power, and a risk that if one part fails, the whole system could go down. It's hard to add more batteries later, and it's not always the most efficient way to use the energy. This patent, the Distributed Power System Using Direct Current Power Sources, aims to solve these issues by making DC power integration simpler, more reliable, and easily expandable.\n\n### How Does It Work?\n\nThink of it like this: instead of trying to force all those different LEGO bricks together with one giant, complicated connector, what if each brick came with its *own smart adapter*? And what if these smart adapters were designed to click together in a neat, orderly chain?\n\nThat's essentially what the Distributed Power System Using Direct Current Power Sources does. Each DC battery gets its own 'smart adapter' – what the patent calls a 'power converter.' This power converter is super intelligent: it knows exactly how much power its battery needs to charge, and how much power it can safely give out. It can also switch roles instantly, either sending power out or taking power in to charge the battery. This two-way communication and control is vital for dynamic energy management.\n\nCrucially, these smart power converters are designed to connect in a 'serial string' – picture them daisy-chained together, one after the other. This creates a high-voltage power line without needing a huge, central piece of equipment to boost the voltage. A main 'power controller' then oversees this entire string, making sure the power flow is consistent and stable. This modular, chained approach makes the whole system much simpler to build, operate, and expand.\n\n### Why Does This Matter?\n\nThis innovation has massive implications for businesses and investors. Firstly, it significantly **reduces complexity and cost** in setting up and managing distributed power systems. Less complex wiring and fewer large, expensive central components mean lower upfront investment and ongoing operational expenses. Secondly, it offers **unprecedented scalability**. Need more power? Just add another battery with its smart converter to the chain – it's almost plug-and-play. This flexibility is critical for rapidly evolving energy needs.\n\nThirdly, it dramatically **improves efficiency and reliability**. Each battery is optimized by its own smart converter, extending battery life and ensuring energy isn't wasted. The distributed, chained structure also means there's no single point of failure that can bring down the entire system, leading to more uptime and resilient power. For businesses relying on consistent power, like data centers or manufacturing plants, this is invaluable.\n\nFinally, the market opportunity is huge. This technology is perfectly suited for **microgrids** (small, localized power grids), **large-scale energy storage projects**, **electric vehicle charging infrastructure**, and even **data centers** which primarily run on DC power. Companies adopting this approach can gain a significant competitive advantage by offering more robust, cost-effective, and scalable energy solutions.\n\n### What's Next?\n\nThe Distributed Power System Using Direct Current Power Sources lays the foundation for a new generation of energy infrastructure. We can expect to see this kind of modular, intelligent DC power system becoming standard in areas where reliability and scalability are paramount. It could accelerate the adoption of renewable energy by making integration simpler and more efficient, and enable more resilient power grids that are less susceptible to outages. For investors, this patent points to a future where distributed energy is not just a concept, but a robust, economically viable reality, driving innovation and growth in the energy sector.","technical_analysis":"The patent for a Distributed Power System Using Direct Current Power Sources (US-9853490) details a sophisticated architecture for managing multiple DC energy sources, primarily batteries. The technical ingenuity resides in its modularity and the serial interconnection of intelligent power converters, deviating from traditional parallel-bus architectures that often suffer from current sharing and voltage matching complexities.\n\n**Technical Architecture:**\nAt the foundational level, the system comprises `N` number of DC batteries, where each battery (e.g., a battery bank or a single cell stack) is associated with a distinct power converter. Each power converter is a four-terminal device. The first and second terminals are dedicated to the positive and negative poles of the connected DC battery, respectively. The third and fourth terminals serve as the interface for serial connection to other power converters, forming a continuous 'serial string.' This string effectively creates a higher-voltage DC bus from multiple lower-voltage DC sources.\n\n**Implementation Details:**\nEach power converter is a bidirectional DC-DC converter. Its core components include: \n1.  **Control Loop:** This is a crucial element adapted for setting the voltage between or current through the first and second terminals (i.e., across the battery). This implies closed-loop feedback control, likely utilizing voltage and current sensors at the battery interface. PID (Proportional-Integral-Derivative) controllers or more advanced non-linear control strategies could be employed to achieve precise regulation, ensuring optimal battery charge/discharge profiles and extending battery lifespan.\n2.  **Power Conversion Portion:** This section is responsible for the actual energy transfer. It's designed to operate in two distinct modes: \n    *   **Discharge Mode:** Converts power from the battery (first and second terminals) to the third and fourth terminals, injecting power into the serial string. This would typically involve a boost converter topology if the battery voltage is lower than the string voltage, or a buck-boost if the string voltage varies widely.\n    *   **Charge Mode:** Converts power from the third and fourth terminals (the serial string) to the first and second terminals, charging the connected battery. This would involve a buck converter topology if the string voltage is higher than the battery voltage, or a buck-boost for variable string voltages.\n    The bidirectional capability suggests a full-bridge or half-bridge converter with synchronized switching, allowing power flow in either direction with high efficiency.\n\n**Algorithm Specifics:**\nThe control algorithm within each converter must manage the battery's state-of-charge (SOC) and state-of-health (SOH) while responding to commands from the central power controller. For example, during discharge, the control loop might maintain a constant current output to the serial string, or a constant voltage at the battery terminals, depending on the operational strategy. During charging, it would likely implement CC/CV (Constant Current/Constant Voltage) charging profiles. The central power controller's algorithm would focus on maintaining a predetermined overall current or voltage across the entire serial string. This could involve dynamically adjusting the setpoints for individual converters based on string-wide measurements and system demands. Communication protocols (e.g., CAN bus, Modbus, Ethernet) would be essential for data exchange between the central controller and individual converters.\n\n**Integration Patterns:**\nThe serial string architecture offers inherent modularity. New battery-converter units can be added to extend the string, increasing the overall voltage and power capacity without requiring a complete redesign of the power electronics. This makes the system highly scalable for applications like large-scale energy storage, microgrids, and distributed renewable energy installations. Fault isolation is also improved; while a single converter failure might break the string, bypass mechanisms or redundant string design can mitigate this. The system's ability to precisely control individual battery parameters allows for integration of diverse battery chemistries or capacities within the same string, provided the converter can adapt.\n\n**Performance Characteristics:**\nThis approach promises several performance advantages. Efficiency gains can be realized by reducing the number of complex DC-DC conversion stages compared to systems requiring multiple parallel converters and a large central converter. The serial connection inherently provides higher voltage, which reduces current for a given power, thus minimizing resistive losses in distribution. Enhanced reliability stems from the distributed nature of the control and power conversion. Fault tolerance is improved as the failure of one unit can be managed, potentially allowing the rest of the string to continue operation. This Distributed Power System Using Direct Current Power Sources patent provides a robust framework for next-generation DC power infrastructure.","business_analysis":"The Distributed Power System Using Direct Current Power Sources patent (US-9853490) represents a significant leap forward in distributed energy management, carrying substantial business implications across multiple sectors. Its core innovation—a modular, serially connected DC battery system with intelligent, bidirectional converters—addresses critical pain points in existing power infrastructure, unlocking vast market opportunities.\n\n**Market Opportunity Size:**\nThe global market for distributed energy resources (DERs), microgrids, and battery energy storage systems (BESS) is projected to grow exponentially, reaching hundreds of billions of dollars in the coming decade. This growth is driven by increasing renewable energy adoption, grid modernization efforts, and the rising demand for resilient power solutions. The Distributed Power System Using Direct Current Power Sources positions itself perfectly within this burgeoning market, offering a superior technical solution for integrating and managing DC power sources. Its scalability makes it attractive for both small-scale commercial installations and large-scale utility projects.\n\n**Competitive Advantages:**\n1.  **Reduced Complexity & Cost:** By enabling serial connection of batteries, the system minimizes the need for complex parallel balancing circuits and large, expensive centralized DC-DC converters, significantly lowering CapEx and OpEx for distributed power installations.\n2.  **Enhanced Scalability & Modularity:** The plug-and-play nature of adding individual battery-converter units allows for incremental expansion of power capacity, providing unprecedented flexibility for system designers and operators. This reduces long-term investment risk and facilitates easier upgrades.\n3.  **Improved Efficiency & Reliability:** Bidirectional converters with precise control optimize battery performance and extend lifespan. The distributed architecture enhances fault tolerance, as a single point of failure is less likely to compromise the entire system, leading to higher uptime and reduced maintenance costs.\n4.  **Versatile Application:** The technology is highly adaptable, suitable for a wide range of applications from remote microgrids and commercial/industrial energy storage to electric vehicle fast-charging stations and data center power supplies.\n\n**Revenue Potential & Business Models:**\nThis patent opens doors for several lucrative business models:\n*   **Hardware Sales:** Manufacturing and selling the intelligent power converters and integrated battery modules.\n*   **System Integration Services:** Offering design, installation, and commissioning services for distributed power systems utilizing this technology.\n*   **Software & Control Systems:** Developing and licensing advanced energy management software that leverages the granular control capabilities of the individual converters.\n*   **Energy-as-a-Service (EaaS):** Providing complete distributed power solutions to customers, where the system is owned and operated by the provider, who then charges for energy consumption or resilience services.\n*   **Licensing:** Licensing the patented technology to existing power electronics manufacturers or energy companies looking to enhance their DER offerings.\n\n**Strategic Positioning:**\nCompanies adopting the Distributed Power System Using Direct Current Power Sources can strategically position themselves as leaders in modular, high-efficiency, and resilient DC power solutions. This differentiation is crucial in a competitive market. It allows for partnerships with renewable energy developers, microgrid operators, and infrastructure companies seeking to future-proof their investments. The emphasis on DC also aligns perfectly with the increasing electrification of transport and industry.\n\n**ROI Projections:**\nEarly adopters could see substantial ROI through reduced installation and operational costs, extended battery life, and improved system uptime. For example, a microgrid deploying this system could experience lower energy losses, fewer outages, and a simpler expansion path, translating directly into cost savings and increased revenue from reliable power delivery. The ability to integrate diverse DC sources efficiently also means a broader utilization of available energy assets, further boosting financial returns. The Distributed Power System Using Direct Current Power Sources is not just a technical improvement; it's a strategic business advantage.","faqs":[{"answer":"The Distributed Power System Using Direct Current Power Sources refers to patent US-9853490, an innovative technology designed to efficiently integrate and manage multiple direct current (DC) power sources, primarily batteries, within a larger power system. Unlike traditional methods that often rely on parallel connections and complex centralized converters, this invention proposes a modular architecture where each DC battery is paired with its own intelligent power converter. These converters are specifically designed for serial connection, forming a 'serial string' that simplifies voltage aggregation and current control.\n\nThe core idea behind this system is to create a highly scalable, efficient, and resilient distributed power network. Each power converter features a control loop for precise battery management and a bidirectional power conversion portion, allowing the battery to seamlessly switch between supplying power to the system and absorbing power for charging. A central power controller then oversees the entire serial string, ensuring stable operation by maintaining a predetermined current or voltage. This approach addresses key challenges in integrating diverse DC sources, paving the way for more robust energy infrastructures.","question":"What is the Distributed Power System Using Direct Current Power Sources?"},{"answer":"The Distributed Power System Using Direct Current Power Sources works by employing a unique modular and serial architecture. First, each individual DC battery (or battery bank) is connected to its own dedicated 'power converter.' This converter is intelligent, featuring a control loop that precisely sets the voltage or current for its associated battery, optimizing its performance and lifespan. Crucially, the converter is also bidirectional, meaning it can either convert power from the battery to the system (discharging) or from the system to the battery (charging).\n\nSecond, these intelligent power converters are designed to connect in a 'serial string.' Imagine a series of interconnected smart battery modules. This serial connection allows for the aggregation of voltages from multiple lower-voltage DC sources into a higher-voltage DC bus without the need for a single, large, and potentially inefficient central DC-DC boost converter. The current through this serial string is inherently uniform, simplifying overall current management. Finally, a central 'power controller' is coupled to this serial string. Its role is to maintain the current through or voltage across the entire string at a predetermined value, ensuring stable and coordinated operation across all connected batteries. This distributed control and serial connection are the keys to its efficiency and scalability.","question":"How does the Distributed Power System Using Direct Current Power Sources work?"},{"answer":"The Distributed Power System Using Direct Current Power Sources primarily solves the complex and costly problem of integrating multiple direct current (DC) power sources, particularly batteries, into a robust and scalable power grid. Traditional methods often encounter several significant issues:\n\n1.  **Complexity and Cost:** Parallel connections of multiple DC batteries typically require intricate wiring, complex current balancing circuits, and large, expensive centralized DC-DC converters to manage power flow and achieve desired system voltages. This increases both capital expenditure and operational costs.\n2.  **Scalability Limitations:** Expanding existing systems to add more battery capacity often necessitates extensive re-engineering and downtime, making it difficult and expensive to adapt to changing energy demands.\n3.  **Efficiency Losses:** Multiple power conversion stages and suboptimal current sharing in parallel systems can lead to significant energy losses, reducing overall system efficiency.\n4.  **Reliability and Fault Tolerance:** Centralized components can become single points of failure, risking a complete system shutdown if they malfunction. The Distributed Power System Using Direct Current Power Sources mitigates these challenges by offering a simpler, more modular, and inherently more resilient architecture for distributed power management.","question":"What problem does the Distributed Power System Using Direct Current Power Sources solve?"},{"answer":"The patent for the Distributed Power System Using Direct Current Power Sources (US-9853490) does not list specific individual inventors in the provided data. Patent documents often list inventors, but this information was not included in the abstract or description provided for this request. The assignee, which is the entity or company to whom the patent rights are assigned, is also not specified in the provided patent data. Generally, the inventors are the individuals who conceived the inventive subject matter, while the assignee is the legal owner of the patent. To find the specific inventors, one would typically need to consult the full patent document available through patent databases. However, the innovation itself, as described in the Distributed Power System Using Direct Current Power Sources patent, clearly outlines a sophisticated and novel approach to distributed DC power management.","question":"Who invented the Distributed Power System Using Direct Current Power Sources?"},{"answer":"The Distributed Power System Using Direct Current Power Sources (US-9853490) offers several significant benefits that address critical needs in modern energy systems:\n\n1.  **Enhanced Scalability and Modularity:** The serial connection of individual battery-converter units allows for easy, 'plug-and-play' expansion of the system. Capacity can be increased incrementally by simply adding more modules, reducing the complexity and cost associated with system upgrades and redesigns.\n2.  **Improved Efficiency:** By distributing voltage conversion across multiple intelligent converters and leveraging the inherent current uniformity of a serial string, the system minimizes energy losses typically associated with multiple conversion stages and complex current balancing in parallel systems.\n3.  **Increased Reliability and Fault Tolerance:** The distributed nature of the control and power conversion means that the failure of a single battery or converter unit is less likely to cause a complete system shutdown. This enhances the overall resilience and uptime of the power system.\n4.  **Optimized Battery Management:** Each battery's dedicated control loop ensures precise voltage and current regulation, extending battery lifespan and maximizing performance by preventing overcharging or deep discharging.\n5.  **Simplified Architecture:** The serial string design simplifies wiring and reduces the need for large, centralized, and often expensive power electronics, leading to lower capital and operational expenditures. These benefits make the Distributed Power System Using Direct Current Power Sources a highly attractive solution for diverse distributed energy applications.","question":"What are the key benefits of the Distributed Power System Using Direct Current Power Sources?"},{"answer":"The Distributed Power System Using Direct Current Power Sources (US-9853490) significantly differentiates itself from prior art, particularly traditional parallel-connected DC battery systems. Prior art often involves connecting multiple batteries in parallel to a common bus, which then feeds into a large, centralized DC-DC converter. This approach commonly suffers from current sharing imbalances among batteries, requiring complex active or passive balancing circuits, which add to system complexity and cost. Furthermore, the centralized converter represents a single point of failure, and expanding capacity often entails a complete system redesign.\n\nIn contrast, this invention's key differentiator is its **serial connection** of intelligent power converters, each linked to an individual DC battery. This serial string inherently ensures uniform current flow, eliminating the need for complex current-sharing mechanisms. It also allows for voltage aggregation across the string, reducing the reliance on a single, high-power centralized boost converter. The distributed intelligence within each bidirectional converter provides granular control over individual batteries, enhancing efficiency and fault tolerance. This modular, serial architecture simplifies scalability, improves reliability by distributing potential failure points, and offers a more streamlined approach to high-voltage DC system design, setting the Distributed Power System Using Direct Current Power Sources apart as a superior solution.","question":"How is the Distributed Power System Using Direct Current Power Sources different from prior art?"},{"answer":"The Distributed Power System Using Direct Current Power Sources (US-9853490) is poised to have a transformative impact across several key industries due to its inherent advantages in scalability, efficiency, and reliability:\n\n1.  **Renewable Energy:** It will significantly enhance the integration of intermittent sources like solar and wind power by providing a more efficient and modular way to manage associated battery storage systems.\n2.  **Microgrids:** For communities, industrial parks, or remote locations seeking energy independence and resilience, this technology offers a robust and easily scalable framework for building and expanding microgrids.\n3.  **Energy Storage Systems (ESS):** Utilities and commercial entities deploying large-scale battery energy storage will benefit from reduced complexity, lower costs, and improved performance in managing their battery assets.\n4.  **Electric Vehicle (EV) Charging Infrastructure:** The modular and high-voltage DC capabilities could simplify the design and expansion of fast-charging stations, making EV adoption more seamless.\n5.  **Data Centers:** As data centers increasingly rely on DC power, this innovation offers a more efficient and fault-tolerant solution for battery backup systems, reducing energy losses and improving uptime for critical IT infrastructure.\n6.  **Telecommunications:** For base stations and remote network infrastructure, reliable and scalable DC power is crucial, making this system highly relevant. The Distributed Power System Using Direct Current Power Sources will enable these sectors to build more resilient, efficient, and adaptable power systems for the future.","question":"What industries will the Distributed Power System Using Direct Current Power Sources impact?"},{"answer":"The patent for the Distributed Power System Using Direct Current Power Sources, identified as US-9853490, was filed on **2016-04-27**. This date marks when the patent application was officially submitted to the patent office, initiating the examination process.\n\nThe patent was subsequently published, and granted on **2017-12-26**. The publication date typically signifies when the patent document becomes publicly accessible, irrespective of whether it has been granted yet. The granted date is when the patent rights are officially conferred to the assignee, signifying that the invention has met the patentability requirements. Understanding these dates is important for tracking the lifecycle of the Distributed Power System Using Direct Current Power Sources technology and its intellectual property status.","question":"When was the Distributed Power System Using Direct Current Power Sources filed/granted?"},{"answer":"The commercial applications of the Distributed Power System Using Direct Current Power Sources (US-9853490) are extensive and align with major trends in the energy sector:\n\n1.  **Microgrid Development:** This system is ideal for building modular and scalable microgrids for campuses, industrial facilities, military bases, or remote communities, providing energy independence and resilience against grid outages.\n2.  **Utility-Scale Battery Energy Storage:** Energy service providers can deploy large-scale battery storage systems more efficiently and cost-effectively, using this technology for grid stabilization, peak shaving, and renewable energy firming.\n3.  **Electric Vehicle Charging Stations:** The serial DC architecture simplifies high-power DC distribution, making it suitable for developing robust and expandable fast-charging hubs for electric vehicles.\n4.  **Data Center Power Solutions:** Data centers, which primarily operate on DC power, can leverage this system for more efficient and fault-tolerant uninterruptible power supplies (UPS) and internal DC distribution, reducing conversion losses and improving reliability.\n5.  **Commercial & Industrial (C&I) Energy Management:** Businesses can implement distributed energy storage solutions for demand charge management, backup power, and integration with on-site solar PV, leading to significant cost savings and operational continuity.\n6.  **Remote Power Systems:** For off-grid applications like telecommunications towers or isolated infrastructures, the modularity and reliability of the Distributed Power System Using Direct Current Power Sources offer a superior power solution. These applications highlight the broad commercial appeal and potential market disruption of this innovative technology.","question":"What are the commercial applications of the Distributed Power System Using Direct Current Power Sources?"},{"answer":"Looking ahead, the Distributed Power System Using Direct Current Power Sources (US-9853490) is expected to drive several significant future developments in distributed energy:\n\n1.  **Advanced Control Algorithms:** Further research will likely focus on developing even more sophisticated control algorithms for individual converters, incorporating AI and machine learning to predict battery degradation, optimize energy dispatch based on real-time market prices, and enhance predictive maintenance. This will maximize the lifespan and economic value of battery assets.\n2.  **Integration with Diverse DERs:** While the patent focuses on DC batteries, future iterations could see seamless integration with other DC-native distributed energy resources like fuel cells, supercapacitors, and various renewable energy generators (e.g., advanced solar PV systems) directly into the serial string, creating more versatile and hybrid power systems.\n3.  **Enhanced Fault Tolerance and Self-Healing Capabilities:** Development of more advanced fault detection, isolation, and self-healing mechanisms within the serial string to ensure even greater resilience and continuous operation, even in the event of multiple component failures.\n4.  **Standardization and Interoperability:** As the technology gains traction, efforts will likely emerge to standardize communication protocols and hardware interfaces for these modular battery-converter units, facilitating broader adoption and interoperability across different manufacturers.\n5.  **Grid-Edge Intelligence:** The distributed intelligence of the converters, combined with a central controller, will enable the system to provide more sophisticated grid services at the edge, such as dynamic voltage and frequency support, microgrid islanding, and seamless reconnection to the main grid. These developments will solidify the Distributed Power System Using Direct Current Power Sources as a cornerstone of the future smart grid.","question":"What are the future developments expected for the Distributed Power System Using Direct Current Power Sources?"}],"topics":["Distributed Power System Using Direct Current Power Sources","DC power system","battery management","power converters","serial connection","transition","towards","decentralized"],"tech_cluster":null},"seo":{"title":"Distributed Power System Using Direct Current Power Sources - US-9853490","description":"Discover the Distributed Power System Using Direct Current Power Sources patent. A modular, serial DC battery system with intelligent converters for enhanced scalability, efficiency, and reliability.","keywords":["Distributed Power System Using Direct Current Power Sources","DC power system","battery management","power converters","serial connection","energy storage","microgrid technology","renewable energy integration","patent US-9853490","power electronics","scalable power system","grid resilience"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853490","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9853490","citation_suggestion":"Patentable. \"Distributed power system using direct current power sources\" (US-9853490). https://patentable.app/patents/US-9853490","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853490","json":"https://patentable.app/api/llm-context/US-9853490","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T15:04:26.804Z"}