CN218241417U - Cable unit, battery connecting cable and power energy storage system - Google Patents
Cable unit, battery connecting cable and power energy storage system Download PDFInfo
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- CN218241417U CN218241417U CN202221072564.2U CN202221072564U CN218241417U CN 218241417 U CN218241417 U CN 218241417U CN 202221072564 U CN202221072564 U CN 202221072564U CN 218241417 U CN218241417 U CN 218241417U
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- 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
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Abstract
The utility model discloses a cable unit and including this cable unit's battery connecting cable and electric power energy storage system, cable unit includes conductor, insulating layer, temperature measurement layer, protective sheath and temperature measurement unit, the insulating layer the temperature measurement layer with the protective sheath is from inside to outside in proper order the cladding be in outside the conductor, the temperature measurement unit is in the protective sheath, and install on the temperature measurement layer, be used for surveying the temperature on temperature measurement layer, when the temperature that the temperature measurement unit surveyed temperature measurement layer is higher than the default in it, send abnormal signal to suggestion cable unit breaks down. The cable unit can prompt the temperature abnormality of the cable unit in time, so that the fault position of the cable can be found quickly.
Description
Technical Field
The utility model belongs to the technical field of the cable, concretely relates to cable unit and including battery connecting cable, electric power energy storage system of this cable unit.
Background
The unbalance of wind energy and solar energy power generation can influence the stability of a power grid, in order to relieve the influence of wind energy, solar energy gap property and volatility on a power system from the source, a system mechanism for fast development and absorption of clean energy and energy storage coordination and orderly development needs to be accelerated, and the sharing energy storage of a power side, a power grid side and a load side is planned overall. The electrochemical energy storage is a main mode of wind energy and solar energy storage, and the safe and reliable operation of an energy storage system is a key consideration factor of wind energy and solar energy construction.
The electrochemical energy storage system fire generally occurs because the battery connecting cable breaks down, which causes the temperature to rise abnormally, thereby causing the fire. In the prior art, a common cable is usually adopted as the battery connecting cable, when the temperature of the battery connecting cable is abnormal, the battery connecting cable can be checked section by section only in a manual mode, and the position of the cable with a fault cannot be found quickly, so that the fire hazard cannot be eliminated quickly.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the above-mentioned not enough that exists among the prior art, provide a cable unit and including this cable unit's battery connecting cable, electric power energy storage system, the cable unit can in time indicate when self temperature is unusual to can discover the position that the cable broke down fast.
In order to solve the problem, the utility model adopts the following technical scheme:
the utility model provides a cable unit, includes conductor, insulating layer, temperature measurement layer, protective sheath and temperature measurement unit, the insulating layer temperature measurement layer with the protective sheath is from inside to outside cladding in proper order outside the conductor, the temperature measurement unit is in the protective sheath, and installs on the temperature measurement layer for the temperature on temperature measurement layer, when the temperature on temperature measurement layer was surveyed to the temperature measurement unit was higher than the default in it, send abnormal signal to the suggestion cable unit breaks down.
Preferably, the temperature measuring layer is coated outside the insulating layer through a longitudinal wrapping processing technology.
Preferably, the temperature measuring layer is made of an aluminum-plastic composite film.
Preferably, the temperature measuring unit adopts a temperature sensing chip.
Preferably, the insulating layer is made of XLPO insulating material.
Preferably, the protective sleeve is made of halogen-free low-smoke flame-retardant polyolefin.
The utility model also provides a battery connecting cable, including a plurality of foretell cable unit, it is a plurality of cable unit end to end connection in proper order.
Preferably, the length of each cable unit is in the range of 50 to 100mm.
The utility model also provides an electric power energy storage system, including energy storage battery, still include foretell battery connecting cable.
Preferably, the power energy storage system further comprises a receiver and a display, each temperature measuring unit in the battery connecting cable has a different number, the receiver is electrically connected with the display and is used for receiving abnormal signals sent by each temperature measuring unit in the battery connecting cable, the abnormal signals comprise temperature data and the number of the temperature measuring unit and are transmitted to the display, and the display is used for displaying the cable unit at the position where the temperature measuring unit corresponding to the number is located.
The utility model provides a temperature measurement unit among the cable unit can respond to cable unit's temperature, if the temperature change unusually appears in the in-process that charges and discharge at cable unit, thereby send unusual signal through this cable unit's temperature measurement unit and can indicate that maintainer specifically is which cable unit breaks down to can overhaul this cable unit as early as possible, in order to prevent the conflagration, cause bigger loss.
Drawings
Fig. 1 is a schematic structural view of a cable unit in embodiment 1 of the present invention.
In the figure: 1-conductor, 2-insulating layer, 3-temperature measuring layer and 4-protective sleeve.
Detailed Description
In the following, the technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the scope of the present invention.
In the description of the present invention, it should be noted that the indication of orientation or positional relationship such as "up" is based on the orientation or positional relationship shown in the drawings, and is only for convenience and simplicity of description, and does not indicate or imply that the indicated device or element must be provided with a specific orientation, constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected," "disposed," "mounted," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The utility model provides a cable unit, including conductor, insulating layer, temperature measurement layer, protective sheath and temperature measurement unit, the insulating layer the temperature measurement layer with the protective sheath is from inside to outside in proper order the cladding outside the conductor, the temperature measurement unit is in the protective sheath, and install on the temperature measurement layer, be used for surveying the temperature on temperature measurement layer, when the temperature on temperature measurement layer was surveyed to the temperature measurement unit was higher than the default in it, send abnormal signal to suggestion cable unit breaks down.
The utility model also provides a battery connecting cable, it is including a plurality of foretell cable unit, a plurality of cable unit end to end connection in proper order.
The utility model also provides an electric power energy storage system, including energy storage battery, still include foretell battery connecting cable.
Example 1
As shown in fig. 1, this embodiment discloses a cable unit, including conductor 1, insulating layer 2, temperature measurement layer 3, protective sheath 4 and temperature measurement unit, whole cable unit's cross section is circular, insulating layer 2, temperature measurement layer 3 and protective sheath 4 from inside to outside in proper order the cladding outside conductor 1, wherein, temperature measurement unit is in protective sheath 4, and install on temperature measurement layer 3, a temperature for measuring temperature measurement layer 3, when temperature measurement unit measures temperature measurement layer 3 and is higher than the default in it, will send abnormal signal, in order to indicate cable unit to break down.
In this embodiment, the temperature measuring layer 3 is wrapped outside the insulating layer 2 by a longitudinal wrapping process, and the longitudinal wrapping process can effectively reduce the extrusion on the temperature measuring unit, thereby being beneficial to protecting the temperature measuring unit.
In this embodiment, the temperature measuring layer 3 is made of a material with good thermal conductivity, and specifically, the temperature measuring layer 3 is made of an aluminum-plastic composite film, so that heat generated by the conductor 1 can be conveniently transferred to the temperature measuring unit.
In this embodiment, the temperature measurement unit adopts the temperature-sensing chip of small volume, and the temperature-sensing chip is high to temperature variation sensitivity, can monitor the unusual change of cable unit temperature effectively.
In this embodiment, the insulating layer 2 is made of XLPO insulating material, and the XLPO insulating material has good thermal conductivity while insulating, and can transfer heat generated by the conductor 1 to the temperature measuring layer 3.
In this embodiment, protective sheath 4 adopts halogen-free low smoke flame retardant polyolefin to make, and halogen-free low smoke flame retardant polyolefin has good heat stability, higher mechanical strength and surface strength, chemical resistance, more has advantages such as resistant machine oil, resistant petrol, and combustion performance accords with green requirements. Thereby effectively protecting the internal structure of the cable unit.
The cable unit in this embodiment is through being equipped with temperature measurement layer 3 and temperature measurement unit between insulating layer 2 and protective sheath 4, can in time indicate maintainer when the cable unit temperature is unusual effectively to overhaul it fast, prevent that the conflagration from taking place. And the used materials are halogen-free low-smoke flame-retardant materials, so that the requirements of environmental protection and double-carbon development can be met.
Example 2
The present embodiment discloses a battery connection cable, which includes a plurality of cable units according to embodiment 1, and the plurality of cable units are sequentially connected end to end.
In the present embodiment, the battery connection cable is formed by connecting a plurality of identical cable units end to end, thereby having a long-distance charging and discharging function.
Specifically, the length of each cable unit ranges from 50 mm to 100mm. When a certain or a plurality of cable unit temperature in the battery connecting cable is unusual, the temperature measurement unit that its corresponds will send temperature abnormal signal, and the maintainer can be quick according to the temperature measurement unit who sends temperature abnormal signal finds the cable unit's that breaks down the position to can be timely overhaul, in order to get rid of the conflagration hidden danger, prevent to cause bigger loss.
Example 3
The embodiment discloses an electric energy storage system, which comprises an energy storage battery and the battery connecting cable in the embodiment 2.
In this embodiment, the battery connecting cables are respectively connected to the positive and negative electrodes of the energy storage battery for charging and discharging the energy storage battery.
In this embodiment, the power energy storage system further includes a receiver and a display, each temperature measurement unit in the battery connection cable has a different number (e.g., 1 to 100), the receiver is electrically connected to the display and is configured to receive an abnormal signal sent by each temperature measurement unit in the battery connection cable, the abnormal signal includes temperature data and the number of the temperature measurement unit and transmits the abnormal signal to the display, and the display is configured to display a cable unit at a position where the temperature measurement unit corresponding to the number is located.
The maintainer can carry out timely maintenance and change to the cable unit in the battery connecting cable according to the temperature measurement unit position that the display shows to the emergence of conflagration has been avoided effectively.
It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and scope of the invention, and such modifications and improvements are also considered to be within the scope of the invention.
Claims (10)
1. A cable unit is characterized by comprising a conductor (1), an insulating layer (2), a temperature measuring layer (3), a protective sleeve (4) and a temperature measuring unit,
the insulating layer (2), the temperature measuring layer (3) and the protective sleeve (4) are sequentially coated outside the conductor (1) from inside to outside,
the temperature measuring unit is positioned in the protective sleeve (4), is arranged on the temperature measuring layer (3) and is used for measuring the temperature of the temperature measuring layer (3),
when the temperature measuring unit measures that the temperature of the temperature measuring layer (3) is higher than a preset value in the temperature measuring unit, an abnormal signal is sent to prompt the cable unit to break down.
2. Cable unit according to claim 1, wherein the temperature measuring layer (3) is coated outside the insulating layer (2) by a longitudinal coating process.
3. Cable unit according to claim 1, wherein the temperature measuring layer (3) is made of an aluminum-plastic composite film.
4. The cable unit of claim 1, wherein the temperature measuring unit is a temperature sensing chip.
5. Cable unit according to claim 1, wherein the insulating layer (2) is made of XLPO insulating material.
6. Cable unit according to claim 1, characterized in that the protective sheath (4) is made of a halogen-free low-smoke flame-retardant polyolefin.
7. A battery connection cable comprising a plurality of cable units according to any one of claims 1 to 6, the plurality of cable units being connected end to end in sequence.
8. The battery connection cable according to claim 7, wherein the length of each cable unit is in the range of 50 to 100mm.
9. An electrical energy storage system comprising an energy storage battery, and further comprising a battery connection cable according to claim 7 or 8.
10. The power storage system of claim 9, further comprising a receiver and a display,
each temperature measuring unit in the battery connecting cable has a different number,
the receiver is electrically connected with the display and is used for receiving abnormal signals sent by each temperature measuring unit in the battery connecting cable, the abnormal signals comprise temperature data and the serial number of the temperature measuring unit and are transmitted to the display,
the display is used for displaying the cable units at the positions of the temperature measuring units corresponding to the serial numbers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221072564.2U CN218241417U (en) | 2022-05-06 | 2022-05-06 | Cable unit, battery connecting cable and power energy storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221072564.2U CN218241417U (en) | 2022-05-06 | 2022-05-06 | Cable unit, battery connecting cable and power energy storage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218241417U true CN218241417U (en) | 2023-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221072564.2U Active CN218241417U (en) | 2022-05-06 | 2022-05-06 | Cable unit, battery connecting cable and power energy storage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218241417U (en) |
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2022
- 2022-05-06 CN CN202221072564.2U patent/CN218241417U/en active Active
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