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WO2025099690A1 - Système de stockage d'énergie électrique (batterie à pression infinité maclec) - Google Patents

Système de stockage d'énergie électrique (batterie à pression infinité maclec) Download PDF

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Publication number
WO2025099690A1
WO2025099690A1 PCT/IB2024/061150 IB2024061150W WO2025099690A1 WO 2025099690 A1 WO2025099690 A1 WO 2025099690A1 IB 2024061150 W IB2024061150 W IB 2024061150W WO 2025099690 A1 WO2025099690 A1 WO 2025099690A1
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WO
WIPO (PCT)
Prior art keywords
pressure
shell
collapsible
liquid
storage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/IB2024/061150
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English (en)
Inventor
Narayan BHARDWAJ
Balram BHARDWAJ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maclec Technical Project Laboratory Private Ltd
Original Assignee
Maclec Technical Project Laboratory Private Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Maclec Technical Project Laboratory Private Ltd filed Critical Maclec Technical Project Laboratory Private Ltd
Publication of WO2025099690A1 publication Critical patent/WO2025099690A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/06—Stations or aggregates of water-storage type, e.g. comprising a turbine and a pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/42—Storage of energy
    • F05B2260/422—Storage of energy in the form of potential energy, e.g. pressurized or pumped fluid

Definitions

  • the present disclosure generally relates to a means store electric power till infinity without any storage loss.
  • the present disclosure relates to a means to store generated electric power using a specially designed collapsible pressure tube.
  • Electric power generation and storage is an important topic of research, and advances in this field has wide-ranging implications. While there are many means to generate electric power, their storage is typically handled by banks of batteries. Batteries are susceptible to many limitations, such as higher capital and maintenance costs, complex circuits may be required to operate the batteries, batteries have to be maintained under a narrow range of conditions, battery materials generally have a high ecological impact.
  • the primary objective of this patent application is to introduce an innovative method for the storage and supply of electric power, utilizing pressurized liquid in combination with various liquid-driven turbine technologies. These include, but are not limited to, Pelton, Francis, impulse, and reaction turbines, as well as any other systems suitable for transforming pressurized liquid into electricity in a highly efficient and controlled manner.
  • This invention is designed to address the challenge of storing intermittent energy generated from renewable sources like solar and wind, as well as surplus energy available at the grid or from any standalone or independent energy generator. These generators may draw from a wide array of sources such as hydro, thermal, hydrokinetic, biofuel, geothermal, nuclear, and more.
  • this system enables the conversion of excess or intermittent energy into storable potential energy.
  • This vessel can be subjected to an artificial increase in pressure by leveraging dense materials, including stone, metals, non-metals, composite materials, dense liquids, or any substance capable of effectively increasing the vessel’s internal pressure.
  • dense materials including stone, metals, non-metals, composite materials, dense liquids, or any substance capable of effectively increasing the vessel’s internal pressure.
  • Another core objective is to establish a storage solution that ensures a steady, non- intermittent supply of electric power, supporting long-duration energy storage in bulk without energy losses.
  • This capability for extended storage addresses and resolves limitations common to chemical-based storage methods like batteries, which can degrade over time or suffer from energy loss.
  • this invention mitigates issues related to lifespan constraints, environmental impacts, and loss of stored energy.
  • This non-chemical approach promotes an energy storage solution that is robust, sustainable, and environmentally friendly.
  • the invention also emphasizes a highly replicable and scalable design, making it suitable for deployment across diverse locations and applications. Its scalable nature supports sustainable and economical implementation at virtually any scale required, making it viable for both large and small-scale needs. Additionally, it does not depend on location-specific resources, allowing it to be deployed in a wide range of environments — from densely populated urban areas to remote rural locations — thereby enhancing its adaptability and accessibility.
  • the invention is built on a “plug-and-play” concept, underscoring ease of installation and user adaptability.
  • Components for this energy storage system can be constructed from a wide range of materials, including concrete, fly ash, composite materials, wood, plywood, and steel, or other locally available materials capable of holding pressurized liquid and facilitating on-demand power generation.
  • This versatility makes the system practical for resource-constrained environments, suitable for various settings from industrial facilities to residential areas.
  • the system reduces transportation costs, boosts local economies, and ensures a simple yet effective plug- and-play setup that integrates seamlessly with existing infrastructure or renewable energy sources.
  • This adaptability and modularity enhance operational ease and minimize complexity, ensuring straightforward deployment and use.
  • this patent application seeks to establish a durable, efficient, and scalable energy storage system that harnesses pressurized liquid for reliable electricity generation, independent of chemical processes.
  • the system offers a consistent base-load power source, reducing reliance on traditional storage methods and advancing sustainable energy practices. Its flexibility in material choice and construction allows for universal application, providing a versatile solution to the growing need for energy storage and the balancing of electricity supply and demand.
  • the present invention outlines a unique system designed for storing and generating electric power by using pressurized liquid, functioning as a sustainable, chemical-free energy storage solution.
  • This technology essentially operates as a battery alternative that supports an infinite number of charging and discharging cycles without degradation.
  • the system comprises a collapsible, inflatable tank, which can be formed in various shapes (tube, rectangular, or any adaptable shape) to store pressurized liquid — such as water, oil, or any fluid capable of driving a turbine — that can be re-used multiple times.
  • the liquid is pressurized by an electric-driven pump or hydraulic system, which fills the tank, accumulating energy proportional to the input energy used for pressurization.
  • the collapsible tank is designed to maintain high pressure, acting as a charge accumulator. Heavy weights, potentially several hundred tons, are positioned atop the tank on a platform to maintain and increase the pressure inside.
  • An outlet nozzle at the bottom of the tank enables controlled discharge of pressurized liquid to a turbine, converting the stored pressure energy back into electricity. Once discharged, the liquid can be collected in a reservoir or pond and pumped back into the tank, enabling repeated use without resource waste.
  • the tank is supported within a sliding frame with pillars, ensuring stability and maintaining constant pressure as liquid discharges.
  • the sliding frame allows the weight to descend in coordination with the tank's decreasing height, preserving continuous pressure for power generation. This feature allows for high-capacity energy storage without requiring significant height for gravitational pressure, making it suitable for locations with limited vertical space.
  • the system is designed for scalability, allowing installations alongside various water sources like irrigation canals, rivers, ponds, or even wastewater storage areas, as it leverages fluid-powered turbines to convert stored pressure energy into electricity.
  • multiple collapsible tanks can be housed within a single frame, all pressurized by a shared weight platform.
  • the tank design may incorporate slidable, cylindrical structures similar to hydraulic jacks. This setup can be automated using various control systems, including PLCs, microcontrollers, or mobile applications, allowing for easy management of pressurization cycles.
  • the system includes a pressurizing pump fluidly connected to a liquid source, and multiple pumps may serve either a single tank or a series of tanks.
  • tanks can be secured with robust materials like chains or wires. This multi -tank, single-turbine approach reduces installation costs while maximizing efficiency.
  • the discharge rate of the pressurized liquid, and thus the power output, can be adjusted by controlling the nozzle diameter. Once pressurized, the tank can maintain this state indefinitely unless there are leaks or changes in external conditions, and the tank can even be installed in underground spaces to reduce land use.
  • the system offers flexibility in utility-scale applications, with separate configurations for charging and discharge. This allows for uninterrupted power supply to the grid, even during charging, and supports multiple charge -discharge cycles daily to meet varying energy needs.
  • the energy produced can be supplied to different grid types (local, state, national, or off-grid setups) or used for applications such as EV charging stations.
  • the fluid utilized may include water, seawater, wastewater, or any suitable flowing liquid.
  • the system may integrate a power module to generate electricity from the controlled discharge, connecting it to the grid as needed.
  • the power source for the pressurizing pump may include various energy sources — solar, wind, hydro, geothermal, nuclear, fossil fuel, biofuel, and more — enhancing the system's sustainability.
  • Pressure regulation is managed by a controller that operates the pump, ensuring efficient and safe pressurization.
  • the system may incorporate different structural supports or use springs to replace heavy weights, further lowering costs.
  • Magnetic principles like electromagnetism or permanent magnets, could also be used to achieve liquid pressurization, and surface hydrokinetic turbines can be employed within the setup.
  • the inventive design provides a flexible, scalable, and long-lasting energy storage solution, suitable for various environments and capable of integrating with existing grid systems, offering a promising alternative to conventional energy storage methods like chemical batteries or pumped storage.
  • FIG. 1 illustrates a schematic representation of a layout of a power storage unit consisting of Pressurized water tube shell, fitted inside a sliding tower unit having charge tower unit mounted on the platform supported by collapsible pressurized water tube.
  • FIG. 2 illustrates a schematic view of a water/liquid source (canal).
  • FIG. 3 illustrates a stone based charge Tower Unit which is acting as a pressurizing system to pressurize the collapsible pipe.
  • FIG. 4 illustrates the complete energy storage set-up proposed consists of but not limited to collapsible pressure tube, sliding tower, etc. in the art.
  • the present invention discloses a unique and versatile system for storing and supplying electric power using pressurized liquid.
  • This system operates as a highly efficient, chemical-free, infinitely rechargeable “battery,” capable of undergoing unlimited charging and discharging cycles without degradation. It uses liquid pressure stored in a collapsible, inflatable tank, which can be made from any suitable collapsible material and configured in various shapes (tube, rectangular, or otherwise).
  • This tank holds pressurized liquid (e.g., water, oil, or other reusable fluid) driven by an electric-powered liquid compressor or hydraulic pump.
  • the system enables large-scale energy storage by utilizing liquid-driven turbines — such as hydraulic, reaction, or impulse turbines — to efficiently convert pressurized liquid energy into electricity on demand.
  • High Efficiency The system is engineered to achieve high energy conversion efficiency by employing a suitable hydraulic or reaction/impulse turbine. This minimizes energy losses and optimizes the power output, ensuring maximum utilization of stored energy.
  • Eco-Friendly Operation Unlike traditional battery storage, this invention does not rely on chemical reactions, eliminating environmental risks associated with chemical waste, degradation, and toxic by-products. It leverages basic principles of physics — pressure, density, force, and gravity — to store and generate power, making it a sustainable and green solution.
  • the system is versatile in terms of where it can be installed. Its design enables installation at virtually any location, including remote areas, urban sites, or even underground or in caves to save surface land use. It can also be adapted to various water sources like rivers, irrigation canals, ponds, and wastewater channels, broadening its applicability.
  • Constant Pressure and Continuous Power Supply The system’s sliding frame and heavy weight platform maintain constant pressure within the tank as the liquid discharges, ensuring a continuous, steady supply of electricity. This feature makes it a reliable base-load power source, capable of delivering consistent energy on demand and enhancing grid stability.
  • Plug-and-Play Installation Designed as a plug-and-play system, the technology offers ease of installation and adaptability to existing infrastructure. Components can be assembled from readily available materials like concrete, fly ash, wood, or steel, allowing for efficient and cost-effective setup even in resource-limited areas.
  • Modular and Scalable Design The system’s modularity allows for expansion based on energy requirements. Multiple collapsible tanks can be housed within a single frame, all pressurized by a shared weight platform. This design supports scaling from megawatt to gigawatt storage capacities, making it suitable for diverse applications, from small communities to large utility-scale installations.
  • Automation options such as PLCs, microcontrollers, mobile apps, and web applications — allow for seamless control of pressurization, discharge cycles, and monitoring, ensuring operational efficiency. The system can operate with minimal manual intervention and adapt to real-time energy demand.
  • Power-on-Demand This system is designed to supply power whenever needed, regardless of the charging cycle, ensuring on-demand availability. Its dual functionality — one system for charging (filling the tank with pressurized liquid) and another for discharging — enables flexibility in power supply, even during active charging.
  • the pressurizing pump can be powered by various renewable and non-renewable energy sources, including solar, wind, hydro, geothermal, nuclear, and even conventional power sources like diesel or biofuel. This compatibility with different power sources enhances the system’s adaptability and sustainability.
  • Safety and Reliability The system incorporates safeguards, such as chains, wires, or specialized materials, to prevent sudden bursts or leaks of pressurized liquid. This ensures the system’s durability and prevents power loss, making it a safe and reliable solution for long-term energy storage.
  • the collapsible tank can be installed underground or within natural structures like caves, allowing for reduced land use.
  • the option to replace heavy weights with springs or use magnetic pressurization further lowers costs, providing a flexible, cost-effective setup.
  • the system is designed to work with various types of fluids, including fresh water, seawater, wastewater, and other flowable liquids, expanding the range of possible applications. This adaptability allows the system to harness otherwise untapped resources for power storage.
  • Extended Grid Integration and EV Charging The electric power generated from the system can be seamlessly transmitted to local, state, or national grids, as well as to off-grid or micro-grid setups. This compatibility extends to applications like EV charging stations, providing a renewable, sustainable charging solution.
  • Enhanced Discharge Control The system’s nozzle can adjust the discharge rate, offering fine-tuned control over energy output. This feature allows for efficient power generation tailored to specific grid or consumer needs.
  • this patent application provides an innovative, eco-friendly, and highly adaptable energy storage and supply system that utilizes pressurized liquid to generate electricity.
  • advantages such as infinite rechargeability, high efficiency, sustainable operation, wide location applicability, cost-effectiveness, and enhanced grid integration
  • this invention represents a revolutionary step forward in energy storage technology. Its diverse applications make it suitable for both small and large-scale deployments, providing a scalable, reliable solution to modem energy demands and contributing to global sustainability goals.
  • the present invention represents a transformative advancement in energy storage by utilizing pressurized liquid in a collapsible tank to generate and store electricity, offering distinct benefits over traditional energy storage solutions.
  • Below is a comparative analysis of this technology’s advantages over other prominent storage methods, including chemical battery energy storage, conventional pump storage, flywheel-based storage, supercapacitorbased storage, gravity-based storage, and thermal energy storage.
  • Chemical Battery Energy Storage o Infinite Charge-Discharge Cycles: Unlike chemical batteries, which degrade over repeated cycles and need periodic replacement, this pressurized liquid storage system supports unlimited charge-discharge cycles without loss of capacity, significantly reducing maintenance and replacement costs.
  • o Eco-Friendly and Non-Toxic Chemical batteries involve hazardous materials and produce toxic waste, posing environmental and disposal challenges. This system, however, is chemical -free and environmentally benign, avoiding the ecological impact associated with battery disposal and recycling.
  • Higher Efficiency and Safety The absence of chemical reactions reduces the risk of overheating or thermal runaway, enhancing system safety. Additionally, it can operate at a higher efficiency than chemical batteries, which typically have an efficiency range of 60-90%.
  • Supercapacitor-Based Energy Storage o Longer Storage Time: Supercapacitors are excellent for rapid chargedischarge cycles but lack long-duration storage capacity, as they tend to discharge quickly. The pressurized liquid technology can store energy over extended periods, allowing for both short-term and long-term storage needs.
  • o Scalability and Cost Effectiveness Supercapacitors are costly and complex to scale for large capacities. This system’s scalable and modular design allows for economical expansion to meet larger storage requirements without a corresponding rise in cost.
  • o Environmentally Friendly Alternative Supercapacitors often rely on rare or toxic materials, presenting environmental risks. The pressurized liquid system, being composed of accessible, non-toxic materials, presents a more sustainable solution.
  • Gravity-Based Energy Storage o Higher Energy Density and Reduced Space Requirement: Traditional gravity storage systems depend on lifting heavy masses over substantial heights, requiring significant land and height. This invention achieves comparable energy density by pressurizing liquid within compact, collapsible tanks, reducing land usage and installation footprint.
  • o Broader Applicability and Ease of Installation Gravity systems require considerable height or elevation, which limits their applicability. This pressurized system does not depend on elevation, making it feasible for installation in urban, flat, or even underground locations.
  • Modular, Scalable, and Adaptable Design Expanding gravity -based systems often involves complex construction. This pressurized liquid storage can be scaled by simply adding more tanks within an existing frame, allowing for adaptable and scalable energy storage solutions.
  • Thermal Energy Storage o Immediate and Flexible Power Conversion: Thermal storage involves converting energy into heat, which then requires further conversion back to electricity, resulting in inefficiencies.
  • the pressurized liquid system converts stored energy directly to electricity via turbines, reducing conversion losses and improving efficiency.
  • o Higher Efficiency and Lower Energy Loss Thermal storage systems suffer from heat dissipation and inefficiency overtime. In contrast, pressurized liquid storage retains energy in the form of liquid pressure without significant loss, preserving more energy for long-term applications.
  • Thermal systems are often tied to specific applications, such as solar thermal.
  • the pressurized liquid system can be integrated with various renewable and conventional energy sources, including solar, wind, hydro, nuclear, and biofuels, making it more versatile.
  • the pressurized liquid energy storage system introduced in this patent combines the best attributes of multiple energy storage technologies while addressing their inherent limitations. Its environmentally friendly, chemical-free operation offers a sustainable alternative to batteries and supercapacitors, while its flexibility in installation makes it superior to conventional pump storage, gravity storage, and thermal storage in terms of location adaptability.
  • the scalable, modular design allows it to meet energy needs from small installations to utility-scale projects, while reliable long-duration storage capability surpasses the short-term focus of flywheel and supercapacitor systems.
  • the simple and safe design reduces maintenance needs, enabling long-term, cost-effective energy storage. In essence, this technology presents a robust, efficient, and versatile solution to meet the growing demand for sustainable energy storage across diverse applications and settings.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

L'invention concerne un système de stockage et de génération d'énergie électrique, le système se composant des éléments suivants : un ou plusieurs tubes/enveloppes de pression pliables (1) montés à l'intérieur d'une tour coulissante (2), la tour coulissante (2) supportant une plate-forme (4) sur laquelle est montée une unité de tour de charge (3) qui met sous pression le tube/enveloppe de pression (1), le système de mise sous pression (6) qui peut être entraîné électriquement 5/actionné manuellement/actionné par tout autre moyen pour mettre sous pression le liquide provenant de l'admission (5) et le décharger par l'intermédiaire d'une buse de pression (8) ajustée à l'intérieur du système de conversion de pression en électricité (7) et après conversion de la pression en énergie électrique, fournir de l'énergie au réseau (10).
PCT/IB2024/061150 2023-11-10 2024-11-09 Système de stockage d'énergie électrique (batterie à pression infinité maclec) Pending WO2025099690A1 (fr)

Applications Claiming Priority (2)

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IN202311076969 2023-11-10
IN202311076969 2023-11-10

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WO2025099690A1 true WO2025099690A1 (fr) 2025-05-15

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2648521A1 (es) * 2016-06-30 2018-01-03 Sergio Rafael VEGA CAMA Sistema de almacenamiento de energía potencial y generación de energía eléctrica

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2648521A1 (es) * 2016-06-30 2018-01-03 Sergio Rafael VEGA CAMA Sistema de almacenamiento de energía potencial y generación de energía eléctrica

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