RU35174U1 - Portable solar photovoltaic station - Google Patents

Description

2003122489

PORTABLE SOLAR PHOTOELECTRIC STATION

The invention relates to the field of conversion of solar energy into electrical energy, in particular, to the designs of semiconductor portable photoelectric stations (PFES) for powering various equipment and lighting, autonomous power supply of objects remote from the power grid, farms, summer cottages and field work.

Known portable portable solar photovoltaic station for powering various equipment and lighting, including a case in the form of a suitcase with a solar battery mounted on it from the outside, and a battery placed inside it, a battery charge and protection controller, a control panel with connectors for connecting equipment, lamp with low consumption (see French patent No. 2746557, IPC H02J7 / 35, publ. September 26, 1997).

Known portable portable solar photo-electric station for powering various equipment and lighting, including a case in the form of a suitcase with a solar battery (SB) fixed to it from the outside, and a battery (AB) placed inside it, a charge and battery protection controller, a control panel with connectors for connecting equipment, including a low-consumption fluorescent lamp, located inside the suitcase (see French patent No. 2745434, IPC H02J7 / 35, published on 29.08.1997, prototype). Known technical solutions have the following disadvantages:

- a solar battery is built into the lid of the suitcase from the outside, while its movement is associated with the movement of the suitcase, which reduces performance

NOi 7/00, H02J7 / 35, A45C15 / 00

setting the PFES in the optimal working position, inconvenient when choosing a place with the greatest sunlight and when orienting the PFES relative to the Sun;

- solar panels are used with a maximum usable area commensurate with the area of the lid, while the increase in PFES power is associated with an increase in the dimensions of the suitcase;

-the location of the lamp is tanned by a suitcase;

- low reliability of the design is associated with the location of the solar battery and external connectors on the outside of the suitcase, which does not exclude their mechanical damage, while in the working position, water, snow, dust, dirt, sand may hit the contact part of the connector, depending on climatic conditions and operating conditions, which can cause corrosion and impair contact reliability.

The invention solves the problem of creating a portable mobile PFES with increased power, reliability, durability and ease of use, transportation, repair, with optimal weight and dimensions, a significant service life (more than 20,000 hours) and made with the possibility of continuous round-the-clock work in various climatic and difficult adverse operating conditions in hiking conditions and mountainous terrain. By increasing the power, it was possible to electrically supply various loads - mobile radio equipment (small-sized equipment for household, medical and other purposes, including portable TVs, filters, pumps, etc.) with direct and alternating current. Availability of backup

The problem is achieved in that in a portable solar photovoltaic station, including at least one solar battery and placed inside the case, made in the form of a suitcase, a battery, a charge and battery protection controller, a control panel with connectors for connecting the load, the solar battery is completed folding with a back moisture-proof casing, equipped with means for autonomous transfer, while the housing is made with a compartment for storing solar panels.

Preferably, the solar battery is made in the form of a folding bag with a handle as a means for autonomous transfer.

It is advisable to carry out the control panel with at least two types of connectors for connecting loads, including with a connector such as a “cigarette lighter for vehicles and with a plug connector for connecting a plug.

Preferred suitcases

frost-resistant plywood with a thickness of 5 to 10 millimeters.

It is advisable to have up to eight solar panels in the PFES.

The analysis of the prior art, including a search by patent and scientific and technical sources of information and identification of sources containing information about analogues of the claimed invention, allows us to establish that the applicants have not found technical solutions characterized by features identical to all the essential features of the claimed invention. The definition from the list of identified analogues of the prototype made it possible to identify a set of essential (with respect to the technical result perceived by the applicant) distinctive features in the claimed object set forth in the claims. Consequently,

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The claimed invention meets the requirement of novelty under applicable law. Information about the fame of the distinguishing features in the totality of the characteristics of the known technical solutions with the achievement of the same as the claimed device has no positive effect. Based on this, it was concluded that the proposed technical solution meets the criterion of inventive step.

Figure 1 presents PFES in the closed state. Figure 2 presents PFES in open form in preparation for work. On Fig.3 shows a solar battery in operating position. In FIG. 4 shows a folded solar panel. In FIG. 5 depicts a solar battery when folded in an autonomous transfer position.

The portable photovoltaic station includes one or several solar panels 1 located inside a case made in the form of a suitcase 2, a battery 3 (maintenance-free), a charge and protection controller 4 of the battery 3, a control panel 5 having a cigarette lighter plug 6 providing a connection PFES to the vehicle battery, and plug 7 for connecting various equipment, including lamp 8.

Suitcase 2 consists of a base 9, a lid 10 with a stopper belt 11 for fixing in the open position, a compartment 12 for accommodating solar panels 1 during transportation, handles 13 for transfer, locks 14 for fixing the lid 10 and is made of thick, moisture-proof, frost-resistant plywood (thickness 5 to 10 millimeters for use in adverse weather).

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At the bottom of the suitcase 2 there is a rechargeable battery 3, a control panel 5 and a solar battery 1, at the upper level on the shelf 15 there is a charge and protection controller 4 and, if necessary, an economical fluorescent lamp 8 on a long wire. On the side surface of the suitcase 2 there is a plug 16 on the hinge for opening the cable entry 17 when connecting the solar battery 1. The solar panels 1 inside the compartment / 2 are fixed with a belt 18.

The solar battery 1 has a folding structure (Fig. 3) and is made in the form of a portable folding bag (Fig. 4,5) with a handle 20, fasteners 21, with a front moisture-proof film protective coating and a back moisture-proof casing of thick material, in particular, special bag fabric. In the transport position and / or during storage, the solar panels 1 are located in a folded box in the compartment 12 of the suitcase. It is possible to carry out a solar battery in the form of a solid backpack with straps for autonomous transfer (not shown in Fig.).

PFES can have from one to eight solar panels 1, of which one to three batteries can be placed during transportation and / or storage directly in the suitcase 2, the rest can be stored and transported separately.

On the control panel 5 there are connectors 6, 7 for connecting the solar battery and the load. At least two types of connectors 6.7 are used to connect various loads. Connector 7 provides connection of a conventional plug, connector 6 - equipment (TV, radio, cell phone) connected via a cigarette lighter type connector for vehicles.

Battery 3 is used as an energy storage device and is designed for a nominal voltage of 12 volts. It is made in a sealed version with a helium electrolyte.

PFES works as follows. Suitcase 2 is transferred by handles 13 to the place

closed operation with closed plug and cable entry: Cover 10

the suitcase 2 is opened and fixed by the belt-attendant 11. The removed solar panels 1 are laid out and connected to the connectors 6 of the control panel 5 through the cable entry 17. Also, through the cable entry 17, the load (equipment or lamp 8) is connected to its connectors on the control panel 5.

The proposed technical solution provides for the total generation of electrical energy in the daytime by solar batteries with a power of 40 or 80 W through the control panel 5 and its accumulation in the rechargeable battery 3 (12V) through the charge and protection controller 4. The energy stored in the battery 3 is used to power various equipment operating from 12 V, and / or to power the lamp 8 with low consumption, including fluorescent.

PFES can operate from a solar battery 1 with a capacity of 40 watts or 2 solar panels 1 with a total power of 80 watts. With an average load current of 1.2 A, the average PFES operating time is 14 hours a day. Through the connectors 6,7 of the control panel 5, it is possible to connect the inverter to obtain a voltage of 220 V (50 Hz). It is possible to change the configuration and accessories (two batteries are connected in series and two solar panels are connected in series) to obtain a PFES with a voltage of 24 V. It is also possible to parallelly connect several PFES. 6

/ bJbPFES has the following advantages:

-Solar batteries can be placed in any most lit place;

- solar panels with a useful area several times larger than the lid cover are used;

-It is possible to easily increase power and connect additional backup solar panels (up to 8 pieces);

- The lamp can be placed in any convenient place;

- output connectors are reliably protected by the case of the suitcase from damage, corrosion;

-Has a simple, convenient design for operation and transportation.

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Claims (5)

1. A portable solar photovoltaic station, comprising at least one solar battery and placed inside a case made in the form of a suitcase, a battery, a charge and battery protection controller, a control panel with load connection sockets, characterized in that the solar battery made folding with a rear moisture-proof casing, equipped with means for autonomous transfer, while the housing is made with a compartment for storing solar panels. 2. A portable solar photovoltaic station according to claim 1, characterized in that the solar battery is a folding bag with a handle as a means for autonomous transfer. 3. Portable solar photovoltaic station according to claim 1 or 2, characterized in that the control panel has at least two types of connectors for connecting the load, including a cigarette lighter type connector for vehicles and a plug for connecting a plug. 4. Portable solar photovoltaic station according to any one of claims 1 to 3, characterized in that the suitcase is made of moisture-proof frost-resistant plywood with a thickness of 5 to 10 mm. 5. A portable solar photovoltaic station according to any one of claims 1 to 4, characterized in that it has up to eight solar cells.