WO2023115189A1 - Système hybride et compacte de génération d'énergie et procédé de gestion et de fonctionnement du système - Google Patents

Système hybride et compacte de génération d'énergie et procédé de gestion et de fonctionnement du système Download PDF

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Publication number
WO2023115189A1
WO2023115189A1 PCT/BR2022/050515 BR2022050515W WO2023115189A1 WO 2023115189 A1 WO2023115189 A1 WO 2023115189A1 BR 2022050515 W BR2022050515 W BR 2022050515W WO 2023115189 A1 WO2023115189 A1 WO 2023115189A1
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WO
WIPO (PCT)
Prior art keywords
power generation
hybrid
energy
fluid reservoir
temperature
Prior art date
Application number
PCT/BR2022/050515
Other languages
English (en)
Portuguese (pt)
Inventor
Fernando FERNANDES
Antonio Fernando PORTA
Original Assignee
Fernandes Fernando
Porta Antonio Fernando
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
Priority claimed from BR102021025927-2A external-priority patent/BR102021025927A2/pt
Application filed by Fernandes Fernando, Porta Antonio Fernando filed Critical Fernandes Fernando
Publication of WO2023115189A1 publication Critical patent/WO2023115189A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00—Solar heat collectors using working fluids
    • F24S10/30—Solar heat collectors using working fluids with means for exchanging heat between two or more working fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S60/00—Arrangements for storing heat collected by solar heat collectors
    • F24S60/30—Arrangements for storing heat collected by solar heat collectors storing heat in liquids
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
    • H02S10/30—Thermophotovoltaic systems
    • 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
    • F03D—WIND MOTORS
    • F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00—Solar heat collectors specially adapted for particular uses or environments
    • F24S20/20—Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N10/00—Electric motors using thermal effects
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
    • H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems

Definitions

  • the present invention patent refers to a hybrid and compact system of sustainable energy generation through renewable energy matrices, more particularly, these energy matrices are composed of photovoltaic energy, wind energy, thermoelectric energy through the Seebeck effect and energy through a steam turbine. Furthermore, the present patent refers to an intelligent method of management and operation of said hybrid power generation system.
  • the hybrid power generation system is mounted in a compact module, such as a container, which can be transported and installed in remote locations or in locations with little free area available. Still advantageously, the intelligent method of management and operation, controls the storage and distribution of energy in the system, in order to obtain the best use of energy generation and use.
  • the hybrid power generation system also works as a thermal battery, in order to prolong the power generation time by the Seebeck effect.
  • Oil, mineral coal and natural gas are fossil fuels and non-renewable sources, and in the future we will no longer have them, resulting in high costs due to their scarcity. In addition, they are sources that, when burned and released into the atmosphere, contribute to the increase of gases that generate the greenhouse effect.
  • Hydroelectric power plants need large flooded areas to retain water and generate electricity when this water passes through the turbines.
  • hydroelectric plants depend on rainfall, which historically has been changing from year to year in both the volume and location of rainfall, causing the so-called blackouts in countries where the matrix hydropower is predominant.
  • hybrid power generation systems can be used either as primary sources or as secondary sources complementary to the conventional electricity supplied.
  • secondary sources they are usually used to reduce the costs charged by the concessionary companies that manage the energy systems of the countries.
  • the systems are used as primary sources, they are systems developed to supply the demand of a certain community that does not receive the energy distributed by the said concessionaires.
  • renewable energy matrices such as photovoltaic energy, energy by micro wind turbines, energy through the Seebeck effect and energy through a steam turbine, in order to operate in a primary way, independently of the electrical network, or, operate in a secondary way, complementing the energy distributed by the concessionary companies.
  • Another objective of the present invention is to provide a power generation system that works as a thermal battery, so that said system captures and absorbs the sun's energy during the day and continues power generation even at night, which advantageously, it extends the energy generation time and reduces the amount of chemical batteries, which are usually used to store electrical energy in the conventional systems of the state of the art.
  • the thermal battery can comprise at least two fluid storage tanks, one being heated by solar energy and the other remaining at room temperature, generating the thermal differential, which is used to generate energy by the Seeback effect, including in periods without sunlight.
  • Another objective of the present invention is to provide an intelligent method of management and operation of said hybrid power generation system, in order to control the storage and distribution of energy in the system, which in an advantageous way guarantees the best use and use of the energy generated, since the aforementioned intelligent method collects information such as weather forecast, generation and consumption of energy, and forecast of durability of the thermal battery, which guarantees an energy delivery according to the user's profile.
  • the intelligent method of management and operation evaluates favorable conditions and duration, allowing the system to generate and distribute energy at specific times or prioritizes the maintenance of the thermal battery, extending the period of energy generation.
  • Another objective of the present invention is to provide a hybrid power generation system, which can be mounted in a compact module, such as a container, which advantageously can be transported and installed in remote locations or in places with little free area available .
  • Yet another objective of the present invention is to provide means that amplify the capture of solar energy, such as a Fresnel lens, which works like a magnifying glass, converging the sun's rays to a certain point in order to heat the fluid with higher speed.
  • another objective of the present invention is to provide conductive plates that help in the absorption of thermal energy, gradually dissipating heat, in order to prolong the use of thermal energy.
  • Another objective of the present invention is to provide a power generation system equipped with a bank of controlled capacitors that allow the start of a motor to be stabilized and smoothed, which advantageously consumes less electric current and at the same time avoids trips of energy of that system.
  • Figure 1 illustrates an isometric view of a hybrid system (SH) configured in a compact module (MC), showing a photovoltaic power generation module (1), a wind power generation module (2) and a primary solar module. generation of thermoelectric energy (3).
  • SH hybrid system
  • MC compact module
  • FIG. 27 Figure 2 illustrates a front view of a hybrid system (SH) configured in a compact module (MC), showing a hot fluid reservoir (30), a hot hydraulic circuit (300), a cold fluid reservoir (31) , a cold hydraulic circuit (310) and a heat sink module (32).
  • SH hybrid system
  • MC compact module
  • FIG. 28A Figure 3 illustrates a block diagram, representing a heating control (MA) method.
  • FIG. 29A Figure 4 illustrates a block diagram, representing a power generation control method (MGE1).
  • FIG. 30 Figure 5 illustrates a block diagram representing a power generation control method (MGE2).
  • the present invention patent reveals a hybrid and compact system of sustainable energy generation through renewable energy matrices, such as photovoltaic energy, wind energy, thermoelectric energy through the Seebeck effect and thermoelectric energy through a turbine steam.
  • renewable energy matrices such as photovoltaic energy, wind energy, thermoelectric energy through the Seebeck effect and thermoelectric energy through a turbine steam.
  • a hybrid power generation (SH) system is configured in a compact module (MC) and comprises a photovoltaic power generation module (1) and a wind power generation module (2), which are integrated to a primary module and, alternatively to a secondary thermoelectric power generation module (3 and 4), respectively.
  • the primary thermoelectric power generation module (3) captures and absorbs solar energy through at least one hot fluid reservoir (30) equipped with a hot hydraulic circuit (300) thermally isolated.
  • the primary thermoelectric power generation module (3) also comprises at least one cold fluid reservoir (31) provided with a cold hydraulic circuit (310) and at least one heat sink module (32) provided with a set of thermal cells (320) which captures the temperature gradient generated by the respective hot (30) and cold (31) fluid reservoirs for generating electricity through the Seebeck effect.
  • the hot (30) and cold (31) fluid reservoirs form a thermal battery, since the hot fluid reservoir (30) stores thermal energy, which is gradually used to generate electricity, a Since the set of thermal cells (320) generates electrical energy from any thermal difference, for this reason, advantageously, the hybrid power generation system (SH) is capable of generating electrical energy even without the presence of sunlight.
  • each hot fluid reservoir (30) comprises an upper opening which allows a greater entry of solar rays that promote heating of the fluid stored inside each hot fluid reservoir (30) .
  • the upper opening of each hot fluid reservoir (30) alternatively comprises a convex lens (301), such as a Fresnel lens, which converges the sun's rays, focusing the light in a point by increasing the temperature in that region.
  • each hot fluid reservoir (30) receives, inside, a conductive plate (302) for absorption and dissipation of solar energy captured by the upper opening of the hot fluid reservoir (30).
  • the conductive plate (302) absorbs the maximum amount of solar energy, especially in cases where this conductive plate (302) receives focused solar energy through the convex lens (301), transforming this solar energy into potential energy, which is being consumed as the fluid temperature of the hot fluid reservoir drops, since the conductive plates (302) have low thermal conductivities.
  • the secondary thermoelectric power generation module (4) comprises a steam circuit (40) equipped with at least one serpentine (41) for conducting a vaporized fluid to a steam turbine (42), said coil (41) is arranged inside the hot fluid reservoir (30).
  • the secondary thermoelectric power generation module (4) generates energy by reusing the thermal energy of the primary thermoelectric power generation module (3), since, by thermal conduction, the fluid stored in the hot fluid reservoir (30) heats the fluid flowing in the steam circuit (40), which arrives pressurized to a steam turbine (42), which generates electrical energy through a power generator (not illustrated).
  • the steam circuit (40) crosses the conductive plates (302) in order to increase the capture of thermal energy accumulated in said conductive plates (302).
  • the hybrid system (SH) comprises a temperature control system (5) of the fluid stored inside each hot fluid reservoir (30), thus, the temperature control system (5) is equipped with a pipe circulation (50), at least one pump (51) and at least one temperature sensor (52). 039 In this way, the temperature control (5) guarantees the safety of the hybrid system (SH), in addition to reducing maintenance rates, as it prevents overheating.
  • the circulation piping (50) of the temperature control system (5) passes through the conductive plate (302).
  • the hybrid system (SH) also comprises a battery bank (6) and a management and operation system (7), said battery bank (6) being responsible for storing and supplying the management and operation system (7 ), which comprises a computer (71) for self-management of the operation of said hybrid system (SH).
  • the battery bank (6) is powered by the electrical energy generated by the photovoltaic energy generation module (1) and by the wind energy generation module (2).
  • a management and operation method (M) of the hybrid system (SH) is illustrated, which is integrated into a weather forecast monitoring system and comprises a heating control method ( MA) of the fluid from at least one hot fluid reservoir (30), comprises a power generation control method (MGE1) of a primary thermoelectric power generation module (3) and comprises a power generation control method (MGE2) of a secondary thermoelectric power generation module (4).
  • the heating control method (MA) of the fluid of at least one hot fluid reservoir (30) comprises the following steps: a) Monitor the fluid temperature of each hot fluid reservoir (30); b) Monitoring the temperature of a conductive plate (302) arranged on each hot fluid reservoir (30); c) Compare the temperatures of steps (a) and (b) using a programmable logic controller embedded in the hybrid system (SH); d) Turn on at least one circulation pump (51) of a temperature control system (5) when the temperature of step (b) is greater than the temperature of step (a); e) Turn off each circulation pump (51) when the temperature of step (a) is greater than 350 degrees Celsius; f) Repeat steps (a) to (e) during the entire operation of the hybrid power generation system (SH).
  • thermoelectric power generation module (3) comprises the following steps:
  • step (III) Activate the cold hydraulic circuit (310), when the thermal difference of step (III) is greater than 10 degrees Celsius;
  • step (III) Activate the hot hydraulic circuit (300), when the thermal difference of step (III) is greater than 80 degrees Celsius;
  • the power generation control method (MGE2) of the secondary thermoelectric power generation module (4) comprises the following steps: i) Monitor the fluid temperature of each hot fluid reservoir (30); ii) Activate the steam circuit (40) arranged inside the hot fluid reservoir (30), when the temperature of step (i) is greater than or equal to 250 degrees Celsius; iii) Monitor the pressure in the steam circuit (40); iiii) Release the flow of steam to a steam turbine (42), when the pressure is greater than 4 bar, to generate electricity; iiiiii) Repeat steps (i) to (iiii) during the entire operation of the hybrid power generation system (SH).
  • the management and operation method (M) is capable and responsible for the entire hybrid system (SH), managing each source of energy generation, in addition to maintaining security, since it is also responsible for temperature control of the first and second thermoelectric power generation modules (3 and 4) respectively.
  • the management and operation method (M) is triggered by timers (not shown), in order to operate the hybrid system (SH) at certain pre-programmed times according to the user profile and/or operate according to with future weather conditions, monitored by the weather monitoring system. weather forecast that is integrated into the management and operation method (M).
  • thermoelectric energy generation the production of electric energy, through the first and second modules of thermoelectric energy generation (3 and 4), can be controlled, allowing a greater extension of the use of the thermal batteries, configured by the hot water fluid tanks (30 ) and cold water fluid (31).
  • the management and operation method (M) also makes it possible to prioritize maximum energy generation in cases where the user intends to inject the generated energy into the concessionaire's distribution network, in certain periods when consumption is higher. .
  • thermal batteries practically eliminate the use of chemical batteries, which are harmful to humans and the environment, thus contributing to conscious consumption and especially to the reduction of solid waste disposal, which is highly polluting in the environment .
  • the hybrid power generation system (SH) is configured in a compact module (MC), allows it to be taken and installed anywhere, allowing power generation to be a primary source, for own consumption, or, as a secondary source, where the user uses the energy generated by the hybrid system (SH) in certain periods of the day and in the rest of the period the user uses energy from the distributor's network.
  • MC compact module

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Photovoltaic Devices (AREA)

Abstract

La présente invention concerne un système hybride et compacte de génération d'énergie durable au moyen de matrices énergétiques renouvelables telles que l'énergie photovoltaïque, l'énergie éolienne, l'énergie thermoélectrique par effet Seebeck et, alternativement, l'énergie produite par une turbine à vapeur. De plus, la présente invention concerne un procédé intelligent de gestion et de fonctionnement dudit système hybride de génération d'énergie, en mesure de générer l'énergie, pour 24 heures, 365 jours de l'année, puisqu'il dépend juste des sources renouvelables de la nature pour fonctionner. Par ailleurs, comme le système hybride de génération d'énergie est configuré en un module compacte, cela permet de le porter et de l'installer dans un lieu quelconque.
PCT/BR2022/050515 2021-12-21 2022-12-21 Système hybride et compacte de génération d'énergie et procédé de gestion et de fonctionnement du système WO2023115189A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BR1020210259272 2021-12-21
BR102021025927-2A BR102021025927A2 (pt) 2021-12-21 Sistema híbrido e compacto de geração de energia e método de gerenciamento e operação do sistema

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WO2023115189A1 true WO2023115189A1 (fr) 2023-06-29

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10151072A1 (de) * 2001-10-05 2003-04-30 Utz Retter Vakuum-Sonnenkollektor für die direkte Umwandlung von Solarenergie in elektrische Energie durch Nutzung des Seebeck-Effektes
DE102006023616A1 (de) * 2006-05-19 2007-11-22 Pilz, Ulrich, Dr.-Ing. Anordnung und Verfahren zur Energiegewinnung aus der Sonnenstrahlung
DE102008009979A1 (de) * 2008-02-19 2009-09-10 Pérez, José Luis, Dipl.-Ing. Thermoelektrischer Solargenerator Verfahren und Vorrichtung zur Generierung elektrischer Energie mit Solarkollektoren auf der Grundlage des thermoelektrischen Seebeck Effektes
DE102011016621A1 (de) * 2011-04-09 2012-10-11 Rainer Schmidt Hybridenergiemodul
AU2013100968A4 (en) * 2013-07-17 2013-08-15 Pointer, Simon Barratt MR Hybridized-solar thermal power plant
WO2014032145A1 (fr) * 2012-08-28 2014-03-06 Caballero Tainan Viana Micro-usine thermoélectrique modulaire mobile et procédé pour la génération d'énergie électrique
BR102013010565A2 (pt) * 2012-05-03 2015-06-30 Hamilton Sundstrand Space Sys Método para converter energia solar em energia elétrica, e, fonte de energia fotovoltáica concentrada compósita/termelétrica
CN210295573U (zh) * 2019-01-10 2020-04-10 辽宁轨道交通职业学院 一种工业级模块化风光互补发电实训平台

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10151072A1 (de) * 2001-10-05 2003-04-30 Utz Retter Vakuum-Sonnenkollektor für die direkte Umwandlung von Solarenergie in elektrische Energie durch Nutzung des Seebeck-Effektes
DE102006023616A1 (de) * 2006-05-19 2007-11-22 Pilz, Ulrich, Dr.-Ing. Anordnung und Verfahren zur Energiegewinnung aus der Sonnenstrahlung
DE102008009979A1 (de) * 2008-02-19 2009-09-10 Pérez, José Luis, Dipl.-Ing. Thermoelektrischer Solargenerator Verfahren und Vorrichtung zur Generierung elektrischer Energie mit Solarkollektoren auf der Grundlage des thermoelektrischen Seebeck Effektes
DE102011016621A1 (de) * 2011-04-09 2012-10-11 Rainer Schmidt Hybridenergiemodul
BR102013010565A2 (pt) * 2012-05-03 2015-06-30 Hamilton Sundstrand Space Sys Método para converter energia solar em energia elétrica, e, fonte de energia fotovoltáica concentrada compósita/termelétrica
WO2014032145A1 (fr) * 2012-08-28 2014-03-06 Caballero Tainan Viana Micro-usine thermoélectrique modulaire mobile et procédé pour la génération d'énergie électrique
AU2013100968A4 (en) * 2013-07-17 2013-08-15 Pointer, Simon Barratt MR Hybridized-solar thermal power plant
CN210295573U (zh) * 2019-01-10 2020-04-10 辽宁轨道交通职业学院 一种工业级模块化风光互补发电实训平台

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