WO2009016679A2 - Système d'alimentation électrique pour appareils et équipements transportables - Google Patents

Système d'alimentation électrique pour appareils et équipements transportables Download PDF

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Publication number
WO2009016679A2
WO2009016679A2 PCT/IT2008/000514 IT2008000514W WO2009016679A2 WO 2009016679 A2 WO2009016679 A2 WO 2009016679A2 IT 2008000514 W IT2008000514 W IT 2008000514W WO 2009016679 A2 WO2009016679 A2 WO 2009016679A2
Authority
WO
WIPO (PCT)
Prior art keywords
power
load
charging
main
relevant
Prior art date
Application number
PCT/IT2008/000514
Other languages
English (en)
Other versions
WO2009016679A3 (fr
Inventor
Raniero Terribili
Aldo Di Carlo
Giordano Pastorini
Marco Berliocchi
Massimo Buriani
Original Assignee
Ecoluce Tecnologie
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 Ecoluce Tecnologie filed Critical Ecoluce Tecnologie
Publication of WO2009016679A2 publication Critical patent/WO2009016679A2/fr
Publication of WO2009016679A3 publication Critical patent/WO2009016679A3/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering

Definitions

  • the present invention relates to a power supply system for transportable apparatuses and equipments.
  • the invention concerns a high efficiency system for supplying apparatuses and equipments particularly dedicated to show business and/or apparatuses for congresses.
  • apparatuses for show business such as stage lighting apparatuses or high power audio apparatuses, usually delivered by traditional electric network or by generator known as “generator sets”. Particularly the latter represent a polluting power supply since they create power by Diesel fuel combustion.
  • Known apparatuses comprise high power alternate current amplifiers and discharge and incandescent lamps with consumption between 250 and 2000 Watt each, with the total number often reaching 50 pieces for each apparatus.
  • Object of the present invention is also that of controlling consumption and charging/discharging state of accumulators by a remote control system that can be based on a wireless technology.
  • a power supply system for a transportable load comprising one or more fixed preloading main power generation stations, one or more power generation movable secondary stations, each one installable close to the site of installation of said load to be supplied, and one or more movable power accumulators, apt to accumulate and delivering electric power, having: - a first operative connection configuration wherein each one of said power accumulation means can be removably connected to a relevant main charging station;
  • each one of said power accumulators can be connected to a relevant secondary station and to said load, so that said power accumulator means recharge during delivering of power accumulated to said load.
  • each one of said power accumulator means can be connected to the relevant main station of to the relevant secondary station by a relevant charging regulator, each one of said charging regulator being apt to adjust charge of the relevant power storage battery means and detecting data relevant to main operative electric magnitude.
  • said system in said first connection configuration, can comprise a main terminal charging regulator that can be connected with said charging regulators of said power accumulator means, apt to collecting said data on consumption and charging/discharging condition of said power accumulator means; and a wireless transmission unit connected with said main terminal charging adjustment, apt to transmitting said data.
  • said system can comprise, in said second connection configuration, can comprise a collector unit, that can be connected with said storage batteries means, said collector unit comprising a further terminal charging regulator connected with said charging regulators, apt to collecting said consumption data and charging/discharging condition of said power storage batteries means; a secondary wireless transmission unit connected with said further terminal charging regulator, apt to transmitting said data; and capacitive means for compensating current peak requests by said load and maintaining stable tension at the ends of said power storage battery means, so as to permit connection and disconnection of said power storage battery means while supplying said load.
  • said system can comprise a remote control site apt to receiving said data transmitted by said main wireless transmission unit and/or said secondary wireless transmission unit.
  • said system can comprise a protection device, such as a diode, in order to prevent self-discharge, a shunt resistance and a switch.
  • said at least a movable secondary station and said power storage batteries means can be integrated into a support structure provided with motion means such as a carriage or wheels.
  • said power storage batteries means and relevant charging regulator can be integrated into a base module having a pair of bars, said base modules being mechanically stacked and said bars connecting by touch, and said collector unit and said capacitive means can be integrated into a further module comprising a pair of bars.
  • said one or more base modules and said module comprising said collector unit can be mechanically stacked and said bars connecting by touch.
  • said storage batteries means can comprise a plurality of batteries, each battery having a positive terminal and a negative terminal, by which it can be connected in parallel with respect to said load.
  • said positive and negative terminals of said batteries can be connected with said loading photovoltaic station by a further safety device, such a diode, apt to prevent self- discharge.
  • said positive and negative terminals of each battery can be connected to auxiliary direct current charging means.
  • said one or more main power generation stations and/or said one or more movable secondary stations can be photovoltaic stations.
  • said main station and said at least a secondary station can comprise each one or more photovoltaic panels.
  • each one of said one or more photovoltaic panels can comprise one or more branches connected in parallel each other, each branch comprising one or more photovoltaic modules connected in series each other, at the ends of each of them being connected a bypass diode, and at least a blocking diode, so as to insulating each branch from the others.
  • each one of said one or more photovoltaic panels can be comprised of crystalline, polycrystalline or amorphous silicium.
  • said one or more main power generation stations and/or said one or more secondary movable stations can be an electric supply network and/or one or more aeolic electric generators and/or one generator set and/or a cogeneration system.
  • said system can comprise conversion means that can be connected with said power storage batteries means and to said load, said conversion means converting supply into direct current delivered to said alternate current power accumulator means.
  • said conversion means comprise an inverter.
  • said load can be of the direct current and/or alternate current supply type, such as one or more light systems comprised of high power LED (Light Emitting Diodes) and/or one or more audio amplification systems.
  • one or more light systems comprised of high power LED (Light Emitting Diodes) and/or one or more audio amplification systems.
  • figures 1a and 1b show a first embodiment of the power supply system for transportable apparatuses and equipments according to the present invention in two different operative connection configurations
  • figures 1c and 1d show a second embodiment of the power supply system for transportable apparatuses and equipments according to the present invention in two different operative connection configurations
  • figure 2 shows a front view of a photovoltaic panel of the system according to the present of the system according to the present invention
  • figure 3 shows a photovoltaic panel according to figure 2 oriented in an operative configuration
  • figure 4 shows a block diagram of a photovoltaic panel of the system according to the present invention
  • figure 5a shows a lateral view of a first embodiment of the storage batteries carriage
  • figure 5b is a lateral view of a second embodiment of the storage batteries carriage
  • figure 6 shows an electric scheme of the connection of a series of a storage battery
  • the power supply system for transportable apparatuses and equipments mainly comprises power accumulation means that are recharged by a pre-charging fixed photovoltaic station, that can be connected removably with said storage batteries means in the operation site in order to permit their main charging, and of at least a further movable secondary photovoltaic station, that is connected with, and placed close to said storage batteries means with the operation site.
  • Said storage batteries means supply loads to which they are connected and at the same time are recharged by said at least a further secondary movable photovoltaic station.
  • load can be an alternate current or direct current low consumption LED system or a high efficiency audio apparatus.
  • a power generation main station 3 which is preferably a photovoltaic station, employed for charging storage batteries means 2 that will be then used for delivering power for supplying transportable audio/light apparatuses and equipments.
  • a charge regulator 4 is connected to said main photovoltaic station 3, for stabilization of charge of storage batteries means 2.
  • Said storage batteries means can be comprised of one or more batteries connected in series or in parallel. Obviously, current delivered by main photovoltaic station 3 is direct current.
  • charge regulator 4 When storage batteries means are charged, they are transported along with charge regulator 4 and systems to be supplied. Preparation of the system 1 with the use site provides connection of storage batteries means 2 with charge regulator 4 and discharge diodes. Said charge 4 regulator 4 is further connected with a movable secondary station 5 for generation of power, which is also in this case of the photovoltaic type, and with a conversion group 6 (an inverter) by which it supplies load 7 (lights, audio apparatus, ).
  • a conversion group 6 an inverter
  • main photovoltaic station 3 can charge storage batteries means 2 so as to ensure a set number of autonomy hours/days, i.e. a period during which storage batteries means 2 will provide power to load 7 with energetic contribution of the sole movable photovoltaic secondary station 5 where apparatuses and equipments to be supplied will have to work.
  • said at least a charging movable secondary photovoltaic station 5 can cooperate to supply said load 7.
  • Movable secondary photovoltaic station 5 is installed, as already said and as it can be observed from figure 1b, close to the site where apparatuses (load) must operate, and it is used for charging the above storage batteries means 2. More specifically, said movable secondary photovoltaic station 5 can be placed close to a stage on a movable structure, on fixed structures or on the stage layer. Therefore, the movable secondary photovoltaic station 5 can be quickly mounted and dismounted and can be transported by any means. Furthermore, it can be also integrated on stages having a traditional cover. In fact, it is sufficient few solutions by the operators, for example to the stage layer, to make system 1 operating.
  • said secondary photovoltaic station 5 has, preferably, photovoltaic panels (not shown in these figures, but that will be diffusely described in the following) exposed with a azimuthal orientation of 0° with respect to south and an inclination with respect to the horizontal line between 0° and 90° (tilt) in order to maximize power that can be obtained.
  • load 7 comprises alternate current or direct current supply means. Further, light apparatuses are comprised by low consumption LED lights. It permits drastically reducing power consumption, maintaining high performances.
  • Conversion group 6 is comprised in the present embodiment of an inverter, and has the function of delivering electric power to a set number of loads 7 with the features as more as possible with respect to those of the standard electric distribution network.
  • inverter 6 for insulated applications are employed where it is required conversion of power starting from an electrochemical accumulation toward a set number of users (in the present case supplied by alternate current).
  • Inverter (or d.c./a.c. converter) is employed for transferring power from movable secondary photovoltaic station 5 or from storage batteries means 2 to load, fulfilling applicable technical requisites and safety.
  • Load regulator 4 apt to adjusting charge of relevant power storage battery means 2 and detecting data relevant to main operative electric magnitude of the same, is assembled with electromechanical and electronic components, making the following functions: connection and protection of photovoltaic panels of photovoltaic stations 3 and 5; protection with respect to overvoltage caused by fulminations by dischargers (positive-ground, negative- ground, positive-negative) connected a terra; adjustment of charge of storage batteries means 2 with
  • Charge regulator 4 is comprised of plastic reinforced by fiber glass with a protection grade adequate to the environmental conditions of the installation site.
  • FIGS 1c and 1d concern a second embodiment of the supply system 1 permitting charging and making operative a plurality of power storage batteries means 2.
  • each one of said power storage batteries means 2 is connected to a relevant load regulator 4 which is connected to a main photovoltaic station 3.
  • each charge regulator 4 is connected in series to the following charge regulator 4.
  • System 1 also comprises a wireless transmission unit 19' with a relevant terminal charge regulator 4a connected with said charge regulators 4 of said power storage batteries means.
  • Said wireless transmission unit 19' transmits data on consumption and charging/discharging condition of system 1 that can be received from a remote control, not shown in the figures.
  • power storage batteries means 2 are each one connected with the relevant charge regulator 4, comprising diodes, which is connected to a relevant movable secondary photovoltaic station 5.
  • Said charge regulators 4 are connected in series each other.
  • Each one of said storage batteries means 2 is connected to a protection device (e.g. a diode) 16, a shunt resistance 21 for measuring current delivered or absorbed by power storage batteries 2 and to a switch 22 for detaching power storage batteries means.
  • a protection device e.g. a diode
  • a shunt resistance 21 for measuring current delivered or absorbed by power storage batteries 2
  • a switch 22 for detaching power storage batteries means.
  • charge regulator 4, storage means 2, protection device 16, shunt resistance 21 and switch 22 assembly represent a basic structure or basic module, indicated by letter M, to which can be connected to be supplied by direct current loads 7' and by alternate current loads 7", the latter by an inverter 6. It must be taken into consideration that charge regulators 4 are connected each other for data transmission. It must be taken into consideration that modules M can be used both in said first and second operative configurations.
  • FIG. 1e shows an embodiment of the collector unit 23, comprising a further terminal charge regulator 4b, suitable to collect said consumption data and charge/discharge state of said power accumulator means 2, and a second wireless transmission unit 19", apt to receiving data about consumption and charge/discharge state of system 1 from the relevant further terminal charge regulator 4b and transmitting said data detected to said remote control site.
  • Collector unit 23 also comprises a capacity 24 for compensating current peak requests by said load 7, maintaining stabile tension at the ends of said power storage batteries means 2, so as to permit connection and disconnection while supplying said load 7.
  • System 1 of figures 1c - 1e permits detecting consumption data of the same system 1 , thus permitting of always controlling operation e.g. also during the supply of a music event, permitting providing if it is suitable integrating supply of load 7 and preventing possible malfunctioning.
  • FIG. 4 shows an electric block diagram of a photovoltaic panel 8 of the movable secondary photovoltaic station 5.
  • said photovoltaic panel 8 includes a plurality of modules 9 connected in series on branches 10', 10", ..., 10 n , which are connected in parallel each other.
  • Each module 9 is comprised of crystalline, polycrystalline, or amorphous silicium with a shelf life of more than 20 years, without a meaningful degrade of its performances.
  • Tension values at the different operative performances are included within the suitable operative interval for inverter 6.
  • Each module 9 provides a by-pass diode 11.
  • Each branch 10', 10", ... , 10 n also has a block diode 12, e.g. for possible failures.
  • Electric line 13 arriving from modules 9 will be earthed by suitable overyoltage dischargers, with optical indication of put of order in order to ensure protection with respect to discharges induced by atmospheric reasons.
  • the storage batteries means 2 can be made up of a plurality of batteries 2' suitably connected each other, provided within suitable housings placed close to the movable secondary photovoltaic station 5 and in the position which is the most protected with respect to sun rays.
  • each battery 2' is preferably realised with a high mechanical resistance with anti-acid coating. It is possible fixing movable secondary photovoltaic station 8 on said carriage 14 with wheels 15. It permits obtaining a high flexibility for moving the power supply system.
  • Storage batteries means 2 have a charging capacity calculated in such a way to ensure a set number of autonomy days.
  • Figure 5b shows a second embodiment of carriage 14
  • Collector unit 23 module is present on base.
  • Each module M also comprises power lock contacts.
  • Module of collector unit 23 comprises capacity 24 connected to bars with further power lock contacts herein indicated by reference number 24', and second wireless transmission unit 19".
  • Stacking modules M and collector unit module 23, bars 25 are mechanically and electrically connected by contact. Thanks to the above modular connection of modules M, it is possible satisfying different needing of power accumulated and replacing storage batteries means 2 (i.e. batteries) still supplying load 7.
  • storage batteries means 2 i.e. batteries
  • Batteries 2' are connected each other in parallel so as to provide to the user, e.g. an inverter, their nominal tension (typically 12 V), by a connection suitable with the current intensity, usually obtained by bars 25.
  • Movable secondary photovoltaic stations 5 are connected each one with battery terminals 2', by its own charging regulator 4' for each battery. The above decouples charging from battery 2', thus preventing self-discharge.
  • Recharging operation can occur as well in "parallel" by suitable connection bar with diodes 17, connected upturned, permitting recharging from said direct current auxiliary means 18 by a direct current supply.
  • system 1 can be integrated with other power supply, such as:
  • An advantage of the present invention is that of realising a sort of "bio-ethic line" when installing audio, video and light apparatuses wherein supply of shows does not burden on environment and energetic needing. Respect of acoustic impact rules is further permanent condition and the use of not biodegradable materials is reduced at most.
  • a further advantage of the invention is that of providing a control system with a collection centre where it is possible observing and storing collected data.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Earth Drilling (AREA)

Abstract

L'invention concerne un système d'alimentation électrique (1) pour une charge transportable (7, 7', 7''), comprenant une ou plusieurs stations principales de génération d'électricité de préchargement fixes (3), une ou plusieurs stations secondaires mobiles de génération d'électricité (8), chacune installable à proximité du site d'installation de ladite charge (7, 7', 7'') à alimenter, et un ou plusieurs accumulateurs électriques mobiles (2), aptes à accumuler et à délivrer de l'énergie électrique, ayant : une première configuration de connexion fonctionnelle dans laquelle chacun desdits moyens d'accumulation électrique (2) est connecté de façon détachable à une station de charge principale pertinente (3) pour une recharge ; une seconde configuration fonctionnelle de connexion, dans laquelle chacun desdits accumulateurs électriques (2) est connecté à une station secondaire pertinente (5) et à ladite charge (7, 7', 7''), de sorte que lesdits moyens d'accumulation électrique (2) se rechargent durant la distribution d'énergie accumulée à ladite charge (7, 7', 7'').
PCT/IT2008/000514 2007-07-30 2008-07-29 Système d'alimentation électrique pour appareils et équipements transportables WO2009016679A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITRM2007A000413 2007-07-30
ITRM20070413 ITRM20070413A1 (it) 2007-07-30 2007-07-30 Sistema di alimentazione per impianti ed allestimenti trasportabili.

Publications (2)

Publication Number Publication Date
WO2009016679A2 true WO2009016679A2 (fr) 2009-02-05
WO2009016679A3 WO2009016679A3 (fr) 2009-08-27

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IT (1) ITRM20070413A1 (fr)
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103310121A (zh) * 2013-07-10 2013-09-18 湖南大学 一种大型光伏电站与配网谐波交互影响分析模型建模方法
FR3006122A1 (fr) * 2013-05-22 2014-11-28 Batscap Sa Installation de restitution d'energie a un equipement a alimenter en energie, notamment un vehicule electrique

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0424577A1 (fr) * 1989-10-26 1991-05-02 Maharishi Technology Corporation B.V. Système d'entraînement électrique
US6504340B1 (en) * 2002-03-08 2003-01-07 Sea Sun Lee Hands-free kit for mobile phones using solar cell
EP1291999A1 (fr) * 2000-04-13 2003-03-12 Makita Corporation Adaptateur pour chargeur de batterie
EP1770845A2 (fr) * 2005-08-29 2007-04-04 Pinnacle West Capital Corporation chargeur de batterie et procédé de charge d'une batterie

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0424577A1 (fr) * 1989-10-26 1991-05-02 Maharishi Technology Corporation B.V. Système d'entraînement électrique
EP1291999A1 (fr) * 2000-04-13 2003-03-12 Makita Corporation Adaptateur pour chargeur de batterie
US6504340B1 (en) * 2002-03-08 2003-01-07 Sea Sun Lee Hands-free kit for mobile phones using solar cell
EP1770845A2 (fr) * 2005-08-29 2007-04-04 Pinnacle West Capital Corporation chargeur de batterie et procédé de charge d'une batterie

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3006122A1 (fr) * 2013-05-22 2014-11-28 Batscap Sa Installation de restitution d'energie a un equipement a alimenter en energie, notamment un vehicule electrique
WO2014187844A3 (fr) * 2013-05-22 2015-09-24 Blue Solutions Installation de restitution d'énergie à un équipement à alimenter en énergie, notamment un véhicule électrique
CN105379059A (zh) * 2013-05-22 2016-03-02 布鲁技术公司 用于使能量返回至尤其是电动车辆的待供应能量的一件设备的设施
JP2016520281A (ja) * 2013-05-22 2016-07-11 ブルー ソリューションズ 電力を供給される機器に、特に電気自動車に、電力を回復するための設備
CN103310121A (zh) * 2013-07-10 2013-09-18 湖南大学 一种大型光伏电站与配网谐波交互影响分析模型建模方法

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Publication number Publication date
ITRM20070413A1 (it) 2009-01-31
WO2009016679A3 (fr) 2009-08-27

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