WO2021186314A1 - Мобильная носимая система энергообеспечения - Google Patents
Мобильная носимая система энергообеспечения Download PDFInfo
- Publication number
- WO2021186314A1 WO2021186314A1 PCT/IB2021/052114 IB2021052114W WO2021186314A1 WO 2021186314 A1 WO2021186314 A1 WO 2021186314A1 IB 2021052114 W IB2021052114 W IB 2021052114W WO 2021186314 A1 WO2021186314 A1 WO 2021186314A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- unit
- power supply
- supply system
- main unit
- connector
- Prior art date
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 238000009413 insulation Methods 0.000 claims abstract description 7
- 239000011810 insulating material Substances 0.000 claims description 3
- 229910001416 lithium ion Inorganic materials 0.000 claims description 2
- 210000000352 storage cell Anatomy 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000004870 electrical engineering Methods 0.000 abstract 1
- 210000004027 cell Anatomy 0.000 description 22
- 239000004033 plastic Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- VJYFKVYYMZPMAB-UHFFFAOYSA-N ethoprophos Chemical compound CCCSP(=O)(OCC)SCCC VJYFKVYYMZPMAB-UHFFFAOYSA-N 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910001120 nichrome Inorganic materials 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Definitions
- the proposed invention relates to the field of electrical equipment, namely to mobile wearable power supply systems, is intended primarily to provide power supply for electrical tools such as a drill, grinder, hammer drill in the absence of a stationary power source.
- a portable power supply for starting various outdoor power equipment including a housing, an electrochemical power supply, a switch having an ON position with a fixed contact and a START position with an instantaneous contact, and a connector connected to the switch.
- the switch can be electrically connected to an electrochemical power supply, and by a cable, the connector can be electrically connected to a starter associated with outdoor power equipment. Turning the switch to the START position electrically connects the electrochemical power supply to the starter.
- the portable power supply is configured to be used as a main power supply and an auxiliary power supply.
- the portable power supply also includes a built-in light source, air compressor, power supply indicator, and one or more inputs and outputs for receiving and supplying direct current ("DC") and alternating current ("AC")
- DC direct current
- AC alternating current
- the portable power tool contains a power tool, a low voltage rechargeable battery, and the rechargeable battery is removed from the specified tool; cable connecting the specified package to the specified tool.
- a wearable battery pack contains a battery pack housing and a wearable device.
- the battery pack housing contains a cell and a housing for housing the cell.
- the wearable device is used to be worn by the user, so that the battery case can at least be carried on the back of the user.
- the battery body is provided with a heat dissipation channel extending from one side of the battery body to the opposite side of the battery body.
- One side of the battery case through which the heat dissipation channel passes is located between the back of the user and the other side of the battery case when the user is carrying the battery case from the back.
- the battery case includes a display device for displaying the energy amount of the battery.
- the objective of the proposed invention is to develop a mobile wearable power supply system that provides an output voltage of at least 220 V and an output power of at least 3 kW, having an operating temperature range from minus 40 ° C to plus 60 ° C, allowing it to be used outdoors, including at an ambient temperature below 0 ° C as a source of alternating current for electrical devices, mainly an electric tool.
- the technical result of the invention is the possibility of long-term autonomous operation of electrical devices connected to the system, including at an ambient temperature below 0 ° C, if such a system has mobility and its independence from stationary power supply networks, combined with the ease of moving the system by one person and the possibility of fast and simple battery replacement if necessary.
- the specified technical result is achieved due to the implementation of a mobile wearable power supply system containing a main unit, a replaceable unit and a mounting and wearing unit, while:
- the main unit contains a converter, a control module, a power button, temperature sensors and at least one socket for connecting a load and a connector for connecting to a removable battery pack;
- the replaceable unit contains a rechargeable battery, consisting of rechargeable cells, a battery cell balancing module, a module for determining the state of charge of batteries, a system for thermal insulation and heating of a rechargeable unit, a display of the charge level of rechargeable cells, a connector to which rechargeable cells are displayed in groups; temperature sensors and connector for connecting to the main unit / connector for charging the unit; - an attachment and carrying unit containing at least one device for attaching the main unit to it and at least one device for carrying the unit.
- the replaceable unit is made with the possibility of detaching it and replacing it with a similar (spare) unit.
- the functional purpose of the main unit is to control the entire mobile wearable power supply system, including turning it on and off, controlling the temperature of the battery and inverter, controlling the output current and voltage, converting the DC voltage of the batteries into AC 220V and outputting the converted voltage to the sockets to connect the load; information displayed on the indicator.
- the main function of the unit being replaced is to directly power the connected electrical device; it is also possible to remove and charge it in the removed form.
- the attachment and carrying unit is designed for easy carrying of the entire mobile system by one person, in addition, the unit performs the function of reliable connection of the main unit with a replaceable unit.
- the invention is illustrated by the drawings, which show:
- FIG. 1 Block diagram of a mobile wearable power supply system
- FIG. 2 is a general view of a mobile wearable power supply system, front and side views;
- FIG. 3 - a variant of connecting the main unit and the attachment and wearing unit;
- FIG. 4 - a variant of connecting the main and replaceable blocks.
- the figures indicate the following positions:
- 3 - storage cells that make up the storage battery 4 - module for determining the level of battery charge (SOC);
- the main unit 19 is implemented in the form of a converter board 10, a control module, located in a separate housing, at least one socket 11 for connecting the load; the unit also contains a connector for connecting to a removable, removable battery pack.
- the control module 9 is organized in the form of a microcontroller connected to the power button 13 - 18, through which all modules (boards) of batteries are connected in series; the control module 9 turns on or off the power supply to the converter 10, has built-in temperature sensors for taking temperature readings in the blocks, measures the voltage and current of the output of the converter 10; module 9 also contains a memory block and writing data to it for testing and further maintenance.
- Converter 10 is used to convert alternating current into direct current voltage.
- Converter 10 has a power of 0 to 3 kW, is characterized by an efficiency of up to 98%, preferably has a "soft" start, protection against short circuits, and has output power control.
- the converter 10 in addition to being connected to the control module 9, is also connected to the connector for connecting to the replaceable unit 7, and to at least one socket for connecting to the AC 220V load 11, 12.
- the connector for connecting the main unit with the replaceable unit has the ability to connect with the connector for connecting the replaceable unit with the main unit 6 of the main unit; when connected, they form an interconnect, electrically connecting the main unit and the replacement unit.
- the predominantly interconnect connector is a common type of DIN 41612 connector, but other connector types can be used.
- the replaceable unit 20 is implemented in the form of components housed in a separate closed, removable housing.
- the body of the replaceable unit 20 is made mainly of plastic, it is possible to use metal materials or shock-resistant types of plastic.
- the replaceable unit in addition to the aforementioned connector for connecting the replaceable unit with the main unit / connector for charging unit 6, contains a battery, a battery cell balancing module 2, a battery charge status determination module 4, a battery unit thermal insulation and heating system 1, a battery cell charge level display 5 ...
- the battery consists of battery cells located on boards (not shown in the drawings) 3.
- the number of boards used in the system ranges from 6 to 15 and may vary depending on the system model (ultimately, on the expected load).
- the preferred type of used battery cells 3 are common rechargeable batteries of the Li-Ion type (other types are possible), form factor 18650 or 21700.
- the preferred number of cells 3 located on one board is 15. This number, taking into account the fact that the preferred number of boards is 6, provides the achievement of the task of obtaining a constant voltage at the input of the converter 10 with a value exceeding 330 V to generate an alternating current of 220 V (220 * 1.4).
- elements of the balancing module are electrically connected to them battery cells 2. These elements allow to output to connector 6 a balanced safe voltage from the battery cells for further use in the main unit, namely in the converter 10, that is, they do not allow recharging the batteries and ensure uniform charging of all series-connected battery cells 3 due to the use of a standard passive balancing.
- At least one of the boards contains a module for determining the battery charge (SOC) 4, which, in turn, is connected to the display of the charge level of the battery cells 5 through the corresponding connectors on this board.
- SOC battery charge
- a standard engineering solution based on known charge meter microcircuits can be used by monitoring the current entering and leaving the battery.
- a microcontroller can also be connected to module 4, which processes the received information about the flowing and flowing current to / from the battery, with the ability to display this and other information (for example, the number of charge / discharge cycles) on a standard LED indicator (display of the charge level of battery cells 5) ...
- Penofol or any similar material with a thermal conductivity coefficient in the range of 0.04 - 0.08 W / (m ° C) can be used as a heat-insulating material.
- Heating elements based on nichrome or resistive assemblies can be used as electric heaters.
- Electric heaters are powered by voltage from a specific battery cell - when the board temperature drops below +5 ° C, and information about the temperature comes from a temperature sensor located at least on one of the boards (in this case, it is possible to place more than one temperature sensor on more than one board). Due to the low thermal conductivity of the heat-insulating material in which the battery board is located, this design allows for low energy consumption to ensure a temperature difference of 45 ° C, required to achieve positive module temperatures at -40 ° C outside the device, which ensures the maintenance of the battery.
- the replaceable unit 20 can be easily detached from the main unit 19, and another similar replaceable unit is placed in its place.
- the connector for connecting the replaceable unit with the main unit / the connector for charging the unit 6 is used to charge the replaceable unit 20 after the end of work / insufficient charge of the battery. Charging is carried out by connecting the replaceable unit 20 to a stationary power supply THROUGH a charger.
- the attachment and carrying unit 21 generally consists of at least one device for attaching the main unit to it and at least one device for carrying the unit.
- the attachment and carry unit 21 consists of carrying straps 22 connected to a plate 26, which, when the system is in use, rests on the operator's back and on which, on the other hand, is placed the main unit 19 (in which, respectively, the replaceable unit is placed twenty).
- the second embodiment provides for the presence of additional elements placed on the plate 26 - covering arcs 27.
- These arcs mainly U-shaped, enclosing blocks 19 and 20 connected to each other, are intended for increased protection of the mobile system from mechanical influences.
- the material of the straps 22 can be fabric, leather, plastic materials, or combinations thereof; plate 26 can be made of both metals and plastic materials, also from a combination of these.
- the covering arcs 27 are preferable, for greater absorption of possible mechanical influences, to be made of impact-resistant plastic, however, it is possible to use metals or a combination of metals and plastic.
- the mobile wearable power supply system is brought into the assembled state due to the connection (the order of which is not fundamental) of the attachment and wearing unit 21 with the main unit 19, in which the replaceable unit 20 can already be installed.
- the attachment and wearing unit 21 can be connected to the main unit 19 in various ways connections, for example by means of a screw fixing.
- the replaceable unit 20 and the main unit 19 can be interconnected in various known ways, such as by means of detachable fasteners. elements, and due to the system of hooks and protrusions, as shown in figure 4, where the replaceable block 20 is inserted along the side guides into the main block 19, and is held in it due to the presence of retaining hooks 24, a positioning protrusion 25 and a locking movable latch 25.
- the proposed design fully provides the specified technical result, allowing you to connect various electrical devices to the system and ensure their long-term autonomous operation due to the system; the operation of the connected devices is possible even at low, less than 0 ° C, temperatures; the system has sufficient mobility and independence from stationary power supply networks to carry out work; the system can be easily moved by one person; in the event of the end of the charge, it is possible to quickly and easily replace the battery.
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2020110846 | 2020-03-16 | ||
RU2020110846 | 2020-03-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2021186314A1 true WO2021186314A1 (ru) | 2021-09-23 |
Family
ID=77770857
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IB2021/052114 WO2021186314A1 (ru) | 2020-03-16 | 2021-03-15 | Мобильная носимая система энергообеспечения |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2021186314A1 (ru) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011099348A1 (en) * | 2010-02-12 | 2011-08-18 | Makita Corporation | Power supply interface for electric tool powered by a plurality of battery packs |
RU131631U1 (ru) * | 2013-04-22 | 2013-08-27 | Михаил Евгеньевич Конюшенков | Огнетушитель ранцевый моторизованный |
RU2015136063A (ru) * | 2015-08-25 | 2017-03-03 | Владимир Викторович Степанов | Ручная машина с аккумуляторным питанием |
WO2018133657A1 (zh) * | 2017-01-17 | 2018-07-26 | 南京德朔实业有限公司 | 可穿戴的电池包 |
CN110571379A (zh) * | 2019-09-03 | 2019-12-13 | 四川四美科技有限公司 | 低温自加热高温散热锂电池及控制方法 |
-
2021
- 2021-03-15 WO PCT/IB2021/052114 patent/WO2021186314A1/ru active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011099348A1 (en) * | 2010-02-12 | 2011-08-18 | Makita Corporation | Power supply interface for electric tool powered by a plurality of battery packs |
RU131631U1 (ru) * | 2013-04-22 | 2013-08-27 | Михаил Евгеньевич Конюшенков | Огнетушитель ранцевый моторизованный |
RU2015136063A (ru) * | 2015-08-25 | 2017-03-03 | Владимир Викторович Степанов | Ручная машина с аккумуляторным питанием |
WO2018133657A1 (zh) * | 2017-01-17 | 2018-07-26 | 南京德朔实业有限公司 | 可穿戴的电池包 |
CN110571379A (zh) * | 2019-09-03 | 2019-12-13 | 四川四美科技有限公司 | 低温自加热高温散热锂电池及控制方法 |
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