WO2020042670A1 - 一种便携式储能电站的冷却结构 - Google Patents
一种便携式储能电站的冷却结构 Download PDFInfo
- Publication number
- WO2020042670A1 WO2020042670A1 PCT/CN2019/087048 CN2019087048W WO2020042670A1 WO 2020042670 A1 WO2020042670 A1 WO 2020042670A1 CN 2019087048 W CN2019087048 W CN 2019087048W WO 2020042670 A1 WO2020042670 A1 WO 2020042670A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- converter
- casing
- power station
- air outlet
- storage power
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
-
- 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
- H02J15/00—Systems for storing electric energy
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
Definitions
- the invention belongs to the technical field of energy storage power stations, and relates to a portable energy storage power source (Mobile Power) with a built-in battery, in particular to a cooling structure of a portable energy storage power station.
- Mobile Power portable energy storage power source
- the portable energy storage power station has a built-in battery, a converter, and an electronic control system.
- the converter here includes two types of devices: an inverter and a charger.
- the charger can charge the battery from the mains, solar energy or generator.
- the inverter can charge the battery.
- the DC power of the battery is converted into AC power for various electrical appliances.
- DC output interfaces of various voltages can also be configured.
- Portable energy storage power stations have a wide range of applications, such as: home or unit backup power, field operations, emergency power, disaster relief, outdoor life and travel, yacht and vehicle self-provided power, mobile communication base stations and many other occasions.
- the built-in converter of the energy storage power station includes an inverter and a charger.
- the inverter can convert DC power from the battery into AC power of a specific frequency and voltage.
- the charger can convert AC or DC power of various voltages input from the outside into a specific power.
- the direct current of voltage and current charges the battery.
- the inverter and charger generate a large amount of heat during operation, and they must be properly cooled.
- the controller and battery of the energy storage power station will also generate heat during operation. Therefore, the design of the energy storage power station must have good heat dissipation performance.
- the inverter or charger has a bare structure, and the circuit boards and components of the inverter or charger are directly exposed in the enclosure of the power station. Due to the large internal space of the enclosure and the complicated structure, the air flow is inside the enclosure. It cannot form an effective heat dissipation channel during natural flow, which makes it difficult for the inverter or charger to dissipate heat.
- the purpose of the present invention is to overcome the problems existing in the prior art and provide a cooling structure of a portable energy storage power station.
- a cooling structure of a portable energy storage power station includes a battery, a converter, and a casing.
- the converter is contained in a converter casing, the converter casing is contained in a casing, and the converter casing is A converter air inlet and a converter air outlet are provided.
- the casing is provided with a casing air inlet and a casing air outlet, and the casing air inlet, the converter air inlet, the converter air outlet and the machine are connected in this order.
- An overcurrent channel for cooling the portable energy storage power station is formed between the shell air outlets, and at least one cooling fan driven by electricity is provided on the overcurrent channel.
- the air outlet of the converter is disposed on one side of the air outlet of the cabinet.
- the air inlet of the converter is disposed on one side of the air inlet of the casing.
- the air outlet of the converter is connected with the air outlet of the casing through an air outlet cover shell and / or a sealing ring.
- the converter includes an inverter and / or a charger, the inverter is used to convert the direct current of the battery into an alternating current, and the charger is used to charge the battery.
- a converter fan is disposed on one side of the converter air outlet.
- a fan is provided on one side of the air outlet of the casing.
- a controller is provided in the casing, and the controller is disposed on one side of the casing air inlet.
- the battery is housed in a casing, and the battery is disposed below the converter cover.
- the portable energy storage power station charges the battery through mains power, solar energy, or a generator, and the converter and / or controller processes the DC power of the battery and outputs AC power and / or DC power through an output panel.
- the converter is arranged in a converter cover, and the converter cover air outlet is arranged on the side close to the casing air outlet, and a cooling fan is provided on an overcurrent channel between the casing air inlet and the air outlet. Ensuring that the cooled hot air can be discharged to the outside of the cabinet in time, which greatly improves the heat dissipation performance of the energy storage power station, and has significant technical advantages.
- FIG. 1 is a perspective view of a portable energy storage power station according to the present invention
- FIG. 2 is a front view of the portable energy storage power station of the present invention
- FIG. 3 is a cooling air duct diagram of an air hood of a portable energy storage power station according to the present invention
- FIG. 4 is a cooling air duct diagram of the portable energy storage power station of the present invention without a wind hood
- FIG. 5 is a perspective view of the portable energy storage power station of the present invention after the casing is removed;
- FIG. 6 is an exploded view of the portable energy storage power station of the present invention.
- the portable energy storage power station of the present invention mainly includes a battery 6, a converter 401, a controller 5, a casing 1, an output panel 8, and a charging input panel 9.
- the converter 401 includes an inverter or Chargers, inverters or chargers generally produce large amounts of heat. If the power station has AC output, the converter 401 is an inverter. Of course, the charger and the inverter can also be set together at this time.
- the direct current of the battery 6 is converted into a specific voltage and frequency of the alternating current and output from the output panel 8.
- a DC output interface of various voltages can also be configured on the output panel 8. When the power station has no AC output and only DC output, no inversion is required.
- the transformer and the converter 401 are only a charger, and the charger is responsible for converting externally input DC or AC power into DC voltage of a specific voltage and current to charge the battery 6.
- the controller 5 controls all AC / DC outputs and has output protection functions such as overload, overcurrent, undervoltage, and short circuit.
- the casing 1 is also provided with a charging input panel 9 that can charge the battery 6 from the mains, solar energy or a generator through the charging input panel 9.
- the controller 5 can control the entire charging process, with overcharge, overvoltage and overcurrent. Wait for charge protection.
- the power station is also provided with a high-current contactor. When an abnormality such as an overload or a short circuit occurs at the charging or output port, the controller 5 will open the contactor, thereby cutting off the battery input and output to protect the power station or consumers.
- the casing 1 of this embodiment is mainly composed of a left casing 101, a right casing 102, a front panel 103, a rear panel 104, a handle cover 105, and a base 106.
- the casing 1 and its components are usually made of metal It is made of materials such as plastic, and a handle device 3 is provided on the top of the casing.
- the basic outline of the portable energy storage power station is designed to take the shape of a rectangular parallelepiped.
- An output panel 8 is provided above the front panel 103 at the front of the cabinet 1, and the output The panel 8 is provided with various output interfaces of AC and DC, and an organic casing air inlet 1031 is provided below the output panel 8.
- a controller 5 is provided in the casing 1, and the controller 5 is disposed near the casing air inlet 1031 to ensure that the controller 5 obtains good cooling.
- the casing 1 of this embodiment is an approximately closed casing with only two openings: the casing air inlet 1031 and the casing air outlet 1042.
- An organic casing air outlet 1042 is provided at the rear end of the power station.
- the casing air outlet 1042 is formed on the casing air cover 1041.
- the casing air cover 1041 is connected to the rear panel 104. The heated air after cooling the power station passes through the casing.
- the air outlet 1042 exits the cabinet 1.
- the converter 401 is housed in a converter housing 402.
- the converter housing 402 is an approximately closed housing with only two openings: a converter air inlet 403 and a converter air outlet 404.
- the converter cover 402 is made of a material such as metal aluminum or non-metal plastic, and the battery 6 and the converter cover 402 are contained in the casing 1.
- the present invention sets the converter air outlet 404 near the air outlet 1042 of the cabinet.
- a converter air inlet 403 is provided at the other end of the converter cover 402.
- the present invention sets the casing air inlet 1031 on the side of the converter air inlet 403, that is, :
- the converter air inlet 403 is located near the casing air inlet 1031.
- the present invention sets the battery 6 under the converter cover 402.
- the casing 1 is made of a non-metallic material such as plastic, the casing strength is poor.
- the casing 1 of this embodiment is provided with a metal bracket 2, which is mainly composed of an upper bracket 201, a lower bracket 202, The connecting screw 203 and the liner 204 are composed.
- the battery 6 is connected to the lower bracket 202, and is specifically disposed in a frame structure formed by the lower bracket 202.
- the converter cover 402 is disposed between the upper bracket 201 and the lower bracket 202 and is connected to the top of the lower bracket 202.
- the upper bracket 201 and the lower bracket 202 are connected by a connecting screw 203 and a liner 204, and two end surfaces of the liner 204 are respectively attached to the mating surfaces on the upper bracket 201 and the lower bracket 202 to play a positioning and supporting role.
- an over-flow channel for cooling a power station is sequentially formed between a casing air inlet 1031, a converter air inlet 403, a converter air outlet 404, and a casing air outlet 1042, and air flows there.
- a cooling fan is provided on the path of the channel. The cooling fan is driven by electricity, and the electricity comes from the battery 6. Driven by the cooling fan, the airflow enters the casing 1 from the casing air inlet 1031, flows through the converter air inlet 403 and the converter air outlet 404 in sequence, and finally exits the power station from the casing air outlet 1042.
- a converter fan 405 is provided at the converter air outlet 404 in this embodiment, and the converter fan 405 is driven by electricity.
- the airflow enters the cabinet 1 from the cabinet air inlet 1031, and the cooling control
- the device 5 cools the battery 6 as it passes through the battery 6, and then enters the converter cover 402 from the converter air inlet 403 to cool the converter 401.
- the hot air is discharged from the converter air outlet 404 to the converter cover 402. Since the converter air outlet 404 is disposed near the casing air outlet 1042 side, the hot air discharged from the converter air outlet 404 is easy.
- the power station is discharged from the casing air outlet 1042.
- a fan 107 is provided at the air outlet 1042 of the casing, and the fan 107 is also driven by electric power to help expel the hot air out of the casing 1.
- electric-driven cooling fans can also be provided at the converter air inlet 403 and the casing air inlet 1031 to accelerate the cooling air flow speed and further improve the cooling effect.
- the cooling fans such as the converter fan 405 and the fan 107 in this embodiment are all electric-driven axial-flow cooling fans.
- a centrifugal cooling fan with a higher wind pressure can also be used as required.
- an air outlet cover 108 is provided between the converter air outlet 404 and the cabinet air outlet 1042 in this embodiment, and A seal ring 109 is provided on the side close to the casing air outlet 1042.
- the seal ring 109 can be made of a soft material such as rubber in order to seal the hot air.
- the air outlet cover 108 is a ventilation duct made of plastic and other materials.
- the air inlet port is connected to the converter air outlet 404, and the air outlet port is connected to the casing air outlet 1042 through the seal ring 109. If necessary, a seal ring 109 may be provided between the air outlet cover 108 and the converter air outlet 404.
- the sealing ring 109 can also be eliminated by a reasonable sealing design at both ends of the air outlet cover 108. In this way, the hot air discharged from the converter outlet 404 can be smoothly discharged from the casing outlet 1042 through the outlet cover 108, and no hot air leaks into the casing 1, ensuring the heat dissipation performance of the power station. .
- the above-mentioned air outlet cover 108 can also be eliminated, and the converter air outlet 404 can be extended to the casing air outlet 1042, so that the converter air outlet 404 can directly communicate with the casing air outlet 1042, which is no longer needed in the middle Extra ventilation ducts.
- a sealing ring 109 may also be provided between the converter air outlet 404 and the casing air outlet 1042 according to needs, to prevent hot air from leaking.
- the built-in battery 6 of the power station has +/- pole terminals.
- the battery 6 is placed in a frame structure formed by the lower bracket 202.
- the battery 6 is located outside the left case 101
- the battery holder 7 is provided. After the battery holder 7 is removed, the battery 6 can be taken out of the frame structure of the lower bracket 202, and the maintenance cover 1011 can be taken out to remove the battery 6 from the casing 1.
- the maintenance is very convenient.
- a handle bar device 11 is further provided on the handle cover 105, and a roller device 10 is provided on the base 106. Opening the rod can conveniently move the power station through the roller, which greatly improves the energy storage power station. Portability.
- the converter is set in the converter cover, and the converter cover air outlet is set on the side close to the casing air outlet, and the overflow between the casing air inlet and the air outlet is provided.
- the installation of cooling fans on the road greatly improves the heat dissipation performance of the energy storage power station and has obvious technical advantages.
- a converter cover 402 is provided outside the converter 401, and a cooling fan is provided on the overcurrent channel cooled by the portable energy storage power station, which greatly increases the cooling effect of the portable energy storage power station; the cooling airflow is switched
- the heater 401 is heated and discharged from the converter air outlet 404; in order to further improve the heat dissipation efficiency, the present invention sets the converter air outlet 404 on the side of the casing air outlet 1042 and communicates with it to ensure that the cooled hot air can be timely discharged. It is discharged to the outside of the cabinet, which greatly improves the cooling effect of the power station.
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims (10)
- 一种便携式储能电站的冷却结构,包括电池(6)、转换器(401)和机壳(1),其特征在于,所述转换器(401)容纳于转换器罩壳(402)内,所述转换器罩壳(402)容纳于机壳(1)内,所述转换器罩壳(402)上设有转换器进风口(403)和转换器出风口(404),所述机壳(1)上设有机壳进风口(1031)和机壳出风口(1042),依次连通的所述机壳进风口(1031)、转换器进风口(403)、转换器出风口(404)和机壳出风口(1042)之间形成冷却便携式储能电站的过流通道, 在所述过流通道上至少设有一个由电力驱动的冷却风扇。
- 根据权利要求1所述的便携式储能电站的冷却结构,其特征在于,所述转换器出风口(404)设置在机壳出风口(1042)的一侧。
- 根据权利要求1或2所述的便携式储能电站的冷却结构,其特征在于,所述转换器进风口(403)设置在机壳进风口(1031)的一侧。
- 根据权利要求1或2所述的便携式储能电站的冷却结构,其特征在于,所述转换器出风口(404)与机壳出风口(1042)之间通过出风罩壳(108)和/或密封圈(109)对接连通。
- 根据权利要求1所述的便携式储能电站的冷却结构,其特征在于,所述转换器(401)包括逆变器和/或充电器,逆变器用于将电池的直流电变换为交流电,充电器用于给电池充电。
- 根据权利要求1或5所述的便携式储能电站的冷却结构,其特征在于,所述转换器出风口(404)一侧设置有转换器风扇(405)。
- 根据权利要求6所述的便携式储能电站的冷却结构,其特征在于,所述机壳出风口(1042)一侧设置有风扇(107)。
- 根据权利要求1或5所述的便携式储能电站的冷却结构,其特征在于,所述机壳(1)内设有控制器(5),所述控制器(5)设置在机壳进风口(1031)的一侧。
- 根据权利要求6所述的便携式储能电站的冷却结构,其特征在于,所述电池(6)容纳于机壳(1)内,所述电池(6)设置在转换器罩壳(402)的下方。
- 根据权利要求8所述的便携式储能电站的冷却结构,其特征在于,便携式储能电站通过市电、太阳能或发电机给电池(6)充电,所述转换器(401)和/或控制器(5)将电池(6)的直流电处理后通过输出面板(8)输出交流电和/或直流电。
Applications Claiming Priority (2)
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CN201811009208.4A CN108882656B (zh) | 2018-08-31 | 2018-08-31 | 一种便携式储能电站的冷却结构 |
CN201811009208.4 | 2018-08-31 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114698295A (zh) * | 2022-03-16 | 2022-07-01 | 国网山东省电力公司惠民县供电公司 | 一种电力仿真信号转换装置 |
CN115020867A (zh) * | 2022-08-09 | 2022-09-06 | 广州万城万充新能源科技有限公司 | 一种超充储能电站系统 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108882656B (zh) * | 2018-08-31 | 2024-02-20 | 苏州圆能动力科技有限公司 | 一种便携式储能电站的冷却结构 |
CN113163635A (zh) * | 2020-01-23 | 2021-07-23 | 华为技术有限公司 | 一种电子设备外罩及电子设备组件 |
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CN115020867B (zh) * | 2022-08-09 | 2022-11-15 | 广州万城万充新能源科技有限公司 | 一种超充储能电站系统 |
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CN108882656A (zh) | 2018-11-23 |
CN108882656B (zh) | 2024-02-20 |
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