CN115800549A - Remote power supply device - Google Patents
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- CN115800549A CN115800549A CN202211676258.4A CN202211676258A CN115800549A CN 115800549 A CN115800549 A CN 115800549A CN 202211676258 A CN202211676258 A CN 202211676258A CN 115800549 A CN115800549 A CN 115800549A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 56
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Abstract
The invention provides a remote power supply device, which relates to the field of remote power supply, and the remote power supply device comprises: the system comprises local side equipment, remote side equipment and monitoring equipment; the local side equipment is provided with a rectifier and a first communication module, and the remote side equipment is provided with a converter and a second communication module; a first end of the rectifier is connected with a power input through a power cable, a second end of the rectifier is connected with a first end of the converter through a power cable, and a second end of the converter is connected with a load device through a power cable; the first end of the first communication module is connected with the monitoring equipment through a communication cable, and the second end of the first communication module is connected with the first end of the second communication module through a communication cable. The invention can improve the safety of equipment use in the remote power supply device.
Description
Technical Field
The invention relates to the field of remote power supply, in particular to a remote power supply device.
Background
Nowadays, with the rapid development of the fifth Generation Mobile Communication technology (5 th Generation Mobile Communication technology, 5G), the 5G network construction is also continuously promoted, the number of stations and the overall power consumption of a base station are greatly increased, and a power supply mode of 'centralized power supply and distributed power utilization' is adopted in many areas.
In the prior art, because the distance of the far-end equipment is long, the power is small, in order to reduce the cost of line laying, the far-end equipment and the near-end equipment for high-voltage direct-current remote supply lay power cables, and the monitoring of the circuit needs to acquire the relevant data of the local-end equipment and the far-end equipment respectively, and then the data are collected and processed, so that the far-end equipment fails and cannot be accurately positioned.
Therefore, the problem that the use safety of equipment in the remote power supply device is low exists in the prior art.
Disclosure of Invention
The embodiment of the invention provides a remote power supply device, which aims to solve the problem of lower use safety of equipment in the remote power supply device in the prior art.
An embodiment of the present invention provides a remote power supply apparatus, including: the system comprises local side equipment, remote side equipment and monitoring equipment;
the local side equipment is provided with a rectifier and a first communication module, and the remote side equipment is provided with a converter and a second communication module;
the first end of the rectifier is communicated with a power input through a power cable, the second end of the rectifier is connected with the first end of the converter through the power cable, and the second end of the converter is connected with a load device through the power cable;
the first end of the first communication module is connected with the monitoring equipment through a communication cable, and the second end of the first communication module is connected with the first end of the second communication module through a communication cable;
the rectifier receives power input, the converter converts the voltage level into a voltage level which can be used by the load equipment, the first communication module is used for collecting and transmitting first monitoring information corresponding to the local-side equipment, the second communication module is used for collecting and transmitting second monitoring information corresponding to the remote-side equipment, and the monitoring equipment is used for integrating the first monitoring information and the second monitoring information to monitor the remote power supply device.
Optionally, the second end of the first communication module taps into a power cable at a first location between the rectifier and the converter;
the second communication module accesses a power cable at a second location between the rectifier and the converter;
the first location is located between the local side device and the second location;
a second end of the first communication module is connected with a first end of the second communication module through a power cable between the first location and the second location;
wherein the first communication module and the second communication module perform signal transmission through a power cable between the rectifier and the converter to monitor the remote power supply apparatus in a case where the rectifier and the converter have power transmission.
Optionally, the power cable between the rectifier and the converter is a two-wire transmission line.
Optionally, the first communication module transmits a signal to the monitoring device or the second communication module in a carrier manner;
and the second communication module transmits signals to the monitoring equipment or the first communication module in a carrier mode.
Optionally, the office device further includes a first battery pack;
the output of the first battery pack is connected to a power cable at a third location between the rectifier and the converter;
the output of the first battery pack is connected to the second end of the inverter via a power cable between the third location and the second location;
the third position is located between the first position and the second position;
the first battery pack is used for supplying power to the remote equipment under the condition that the remote equipment fails to supply power due to failure.
Optionally, the remote device further comprises a second battery pack;
the output end of the second battery pack is connected to a power cable at a fourth position between the converter and the load equipment;
the output end of the second battery pack is connected with the load equipment through a power cable between the fourth position and the load equipment;
wherein, when the remote device fails to supply power, the second battery pack is used for supplying power to the remote device.
Optionally, wherein the first battery pack is a rechargeable battery pack; and/or
The second battery pack is a rechargeable battery pack.
Optionally, the remote power supply apparatus includes N local-side devices and M remote-side devices, where M is a positive integer greater than 1, and N is a positive integer smaller than M;
each local side device is provided with a rectifier and a first communication module, and each remote side device is provided with a converter and a second communication module;
the first end of each rectifier is communicated with power input through a power cable, the second end of each rectifier is connected with the first end of each converter through the power cable, and the second end of each converter is connected with each load device in a one-to-one correspondence mode through the power cable;
the first end of each first communication module is connected with the monitoring equipment through a communication cable, and the second section of each first communication module is connected with the first end of each second communication module through a communication cable;
the system comprises at least one rectifier, at least one converter, at least one local-side device and at least one remote-side device, wherein under the condition that the at least one rectifier receives power input and the at least one converter converts the voltage level into a voltage level which can be used by the load device, a first communication module corresponding to the at least one rectifier is used for collecting and transmitting first monitoring information corresponding to the local-side device, a second communication module corresponding to the at least one converter is used for collecting and transmitting second monitoring information corresponding to the remote-side device, and the monitoring device is used for integrating the first monitoring information and the second monitoring information so as to monitor the remote power supply device.
Optionally, the first communication module includes at least one of: a general packet radio service GPRS module, a 3G module or a 4G module;
the first communication module is of a type consistent with the second communication module.
Optionally, the power cable between the rectifier and the converter is a copper-core optical cable.
In the embodiment of the invention, the local side equipment is provided with a rectifier and a first communication module, the remote side equipment is provided with a converter and a second communication module, power is input from the first end of the rectifier and then transmitted to the converter through a power cable, the converter converts the voltage grade into the voltage grade which can be used by the load equipment, and the first end and the second end of the first communication module are respectively connected to the monitoring equipment and the first end of the second communication module through communication cables, so that the first communication module can collect and transmit power in the power transmission process
First monitoring information corresponding to the local side equipment is transmitted, the second communication module can collect and transmit second monitoring information corresponding to the remote end equipment 5, and finally, the monitoring equipment integrates and analyzes the first monitoring information and the second monitoring information to monitor the remote power supply device, find out position information of faults in time and further improve the safety of equipment use in the remote power supply device.
Drawings
0 in order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings required to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a remote power supply device according to an embodiment of the present invention;
fig. 2 is a second schematic structural diagram of a remote power supply device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, and not all embodiments of 0. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terms first, second and the like in the description and in the claims of the present invention are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the structure so used
Embodiments of the invention may be interchanged under appropriate circumstances such that embodiments of the invention can be practiced other than those illustrated or described 5 herein, and the terms "first," "second," etc. are generally used herein in a generic sense and do not limit the number of terms, e.g., a first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
An embodiment of the present invention provides a remote power supply apparatus, as shown in fig. 1, including: the local side device 10, the remote side device 20 and the monitoring device 30;
the local side device 10 is provided with a rectifier 11 and a first communication module 12, and the remote side device 20 is provided with an inverter 21 and a second communication module 22;
a first end of the rectifier 11 is communicated with a power input through a power cable, a second end of the rectifier 11 is connected with a first end of the converter 21 through the power cable, and a second end of the converter 21 is connected with load equipment through the power cable;
a first end of the first communication module 12 is connected with the monitoring device 30 through a communication cable, and a second end of the first communication module 12 is connected with a first end of the second communication module 22 through a communication cable;
when the rectifier 11 receives power input and the converter 21 converts the voltage level into a voltage level that can be used by the load device, the first communication module 12 is configured to collect and transmit first monitoring information corresponding to the local-side device, the second communication module 22 is configured to collect and transmit second monitoring information corresponding to the remote-side device, and the monitoring device 30 is configured to integrate the first monitoring information and the second monitoring information to monitor the remote power supply apparatus.
The type of rectifier 11 may be selected according to the type of power input, for example: when the type of the power input is AC, the type of the rectifier 11 may be an AC/DC power module, and when the type of the power input is DC, the type of the rectifier 11 may be a DC/DC power module, which is not limited in this embodiment of the present invention.
It is understood that the remote power supply is a direct current supply.
In addition, the first communication module 12 and the second communication module 22 may be connected by a communication cable, or the first communication module 12 and the second communication module 22 may be connected to a power cable between the central office device 10 and the remote device 20 to transmit information in the form of analog signals or digital signals, so as to implement a function of mutual communication between the central office device 10 and the remote device 20.
As a preferred embodiment, the first communication module 12 and the second communication module 22 are connected to the power cable between the local device 10 and the remote device 20, so as to reduce the use and arrangement of the communication cable.
It should be understood that the first communication module 12 may obtain the relevant information of the local-side device 10, that is, the above-mentioned first monitoring information, for example: the first communication module 12 obtains relevant information of the local-side device 10, including but not limited to current information, voltage information, and component parameter information, and similarly, the second communication module 22 may obtain relevant information of the remote device 20, that is, the second monitoring information, for example: the first communication module 12 obtains information related to the remote device 20 including, but not limited to, current information, voltage information, and component parameter information.
Meanwhile, the monitoring device 30 acquires the first monitoring information and the second monitoring information to monitor the local device 10 and the remote device 20, so that the failed component and the position of the component in the remote power supply device can be found in time, and the safety of the device in the remote power supply device is improved.
In this embodiment, the central office equipment 10 is provided with a rectifier 11 and a first communication module 12, the remote equipment 20 is provided with a converter 21 and a second communication module 22, power is input from a first end of the rectifier 11, and then power is transmitted to the converter 21 through a power cable, the converter 21 converts the voltage level into a voltage level usable by a load device, a first end and a second end of the first communication module 12 are respectively connected to a first end of the monitoring equipment 30 and a first end of the second communication module 22 through communication cables, so that the first communication module 12 can collect and transmit first monitoring information corresponding to the central office equipment 10, the second communication module 22 can collect and transmit second monitoring information corresponding to the remote equipment 20, and finally, the monitoring equipment 30 performs integrated analysis on the first monitoring information and the second monitoring information to monitor the remote power supply device, find location information of a fault in time, and further improve safety of equipment use in the remote power supply device.
Optionally, the second end of the first communication module 12 taps into the power cable at a first location between the rectifier 11 and the converter 21;
the second communication module 22 taps into the power cable at a second location between the rectifier 11 and the converter 21;
the first location is located between the local side device 10 and the second location;
the second end of the first communication module 12 is connected with the first end of the second communication module 22 by a power cable between the first position and the second position;
wherein, in the case that the rectifier 11 and the converter 21 have power transmission, the first communication module 12 and the second communication module 22 perform signal transmission through the power cable between the rectifier 11 and the converter 21 to monitor the remote power supply device.
In this embodiment, the first communication module 12 and the second communication module 22 are respectively connected to the power cable between the rectifier 11 and the converter 21 at the first position and the second position, that is, signals between the first communication module 12 and the second communication module 22 are transmitted through the power cable, so as to monitor the remote power supply device, thereby improving the safety of the equipment in the remote power supply device.
It should be noted that the power cable between the rectifier 11 and the converter 21 may be a two-wire transmission line, so as to achieve both power transmission and information transmission.
In addition, the first position and the second position may be selected according to actual conditions, and the embodiment of the present invention is not limited thereto.
Optionally, the power cable between the rectifier 11 and the converter 21 is a two-wire transmission line.
It should be understood that two-wire system transmission line unites two into one power supply line and signal line, realizes communication and power supply to two-wire system has saved construction and cable cost, has brought very big facility for site operation and later maintenance.
Optionally, the first communication module 12 transmits the signal to the monitoring device 30 or the second communication module 22 by means of a carrier wave;
the second communication module 22 transmits the signal to the monitoring device 30 or the first communication module 12 by means of a carrier wave.
In this embodiment, the communication between the first communication module 12, the second communication module 22 and the monitoring device 30 is established in a carrier wave manner, and by adopting this communication manner, there is a certain reliability and economy, and it is substantially consistent with the distribution of the scheduling management, that is, the distribution of the power cables between the central office equipment 10 and the remote end equipment 20, thereby improving the safety of the use of the equipment in the above-mentioned remote power supply apparatus.
Optionally, the office device 10 further includes a first battery pack 13;
the output of the first battery pack 13 is connected to the power cable at a third position between the rectifier 11 and the converter 21;
the output end of the first battery pack 13 and the second end of the inverter 21 are connected through a power cable between the third position and the second position;
the third position is located between the first position and the second position;
wherein the first battery pack 13 is used to supply power to the remote device 20 in case the remote device 20 fails due to a failure.
In this embodiment, the local side device 10 may be provided with a first battery pack 13, wherein an output end of the first battery pack 13 is connected to the power cable between the rectifier 11 and the converter 21 from the third position, and the first battery pack 13 is used for supplying power to the remote device 20, so as to reduce the probability of a circuit shutdown condition caused by a fault, thereby gaining sufficient time for the emergency maintenance of the circuit, and also improving the safety of the device in the remote power supply device.
It should be understood that the battery type of the first battery pack 13 can be selected according to actual circuit conditions, and the battery type meeting the power requirement is selected, which is not limited in this embodiment of the present invention.
In addition, the third position may also be selected according to actual conditions, that is, the position where the first battery pack 13 is disposed is selected when the circuit distribution requirement is met.
Optionally, the distal device 20 further comprises a second battery pack 23;
the output of the second battery pack 23 is connected to a power cable at a fourth location between the converter 21 and the load device;
the output end of the second battery pack 23 is connected with the load device through a power cable between the fourth position and the load device;
wherein the second battery pack 23 is used to supply power to the remote device 20 in case the remote device 20 fails due to a failure.
In this embodiment, the remote device 20 may be provided with a second battery pack 23, wherein an output end of the second battery pack 23 is connected to the power cable between the inverter 21 and the load device from the fourth position, wherein positive and negative poles of the second battery pack 23 may be connected to positive and negative buses at the second end of the inverter 21, and the second battery pack 23 is used to supply power to the remote device 20 or the load device, so as to reduce the probability of a circuit shutdown condition caused by a fault, thereby striving for sufficient time for emergency maintenance of the circuit, and further improving the safety of the device in the remote power supply apparatus.
It should be understood that the battery type of the second battery pack 23 can be selected according to the actual circuit situation, and the battery type meeting the power requirement is selected, which is not limited to this embodiment of the present invention.
Likewise, the fourth position may also be selected according to actual conditions, that is, the position where the second battery pack 23 is arranged is selected under the condition that the circuit distribution requirement is met.
Optionally, characterized in that the first battery pack 13 is a rechargeable battery pack; and/or
The second battery pack 23 is a rechargeable battery pack.
In this embodiment, the first battery pack 13 and the second battery pack 23 may be rechargeable battery packs, and in case of battery pack power exhaustion in the central office device 10 or the remote device 20, the first battery pack 13 or the second battery pack 23 may be replaced, so as to improve reliability of power supply to the remote device 20.
Optionally, referring to fig. 2, the remote power supply apparatus includes N central office devices 10 and M remote devices 20, where M is a positive integer greater than 1, and N is a positive integer smaller than M;
each local-side device 10 is provided with a rectifier 11 and a first communication module 12, and each remote-side device 20 is provided with an inverter 21 and a second communication module 22;
a first end of each rectifier 11 is communicated with power input through a power cable, a second end of each rectifier 11 is connected with a first end of each converter 21 through the power cable, and a second end of each converter 21 is connected with each load device in a one-to-one correspondence mode through the power cable;
a first end of each first communication module 12 is connected with the monitoring device 30 through a communication cable, and a second end of each first communication module 12 is connected with a first end of each second communication module 22 through a communication cable;
under the condition that the at least one rectifier 11 receives power input and the at least one converter 21 converts the voltage level into a voltage level that can be used by the load device, the first communication module 12 corresponding to the at least one rectifier 11 is configured to collect and transmit first monitoring information corresponding to the local-side device, the second communication module corresponding to the at least one converter 21 is configured to collect and transmit second monitoring information corresponding to the remote-side device, and the monitoring device 30 is configured to integrate the first monitoring information and the second monitoring information to monitor the remote power supply apparatus.
In this embodiment, the central office device 10 and the remote devices 20 may be in a one-to-many relationship, that is, one central office device 10 may match multiple remote devices 20, and according to an actual circuit distribution situation, multiple central office devices 10 may also match multiple remote devices 20, so that when at least one rectifier 11 receives a power input and at least one converter 21 converts a voltage level into a voltage level that can be used by the load device, the monitoring device 30 obtains the first monitoring information of one or more central office devices 10, or obtains the second monitoring information of one or more remote devices 20, and further monitors the remote power supply apparatus.
It should be noted that, one monitoring device 30 communicatively connected to multiple central office end devices 10 may be set, that is, one monitoring device 30 may acquire monitoring data of each central office end device 10 or each remote end device 20 in the circuit distribution.
Optionally, the first communication module 12 comprises at least one of: a general packet radio service GPRS module, a 3G module or a 4G module;
the first communication module 12 is of the same type as the second communication module 22.
Optionally, the power cable between the rectifier and the converter is a copper-core optical cable.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one of 8230, and" comprising 8230does not exclude the presence of additional like elements in a process, method, article, or apparatus comprising the element. Furthermore, it should be noted that the scope of the methods and apparatus of embodiments of the present invention is not limited to performing functions in the order discussed, but may include performing functions in a substantially simultaneous manner or in a reverse order depending on the functionality involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. A remote power supply apparatus, comprising: the system comprises local side equipment, remote side equipment and monitoring equipment;
the local side equipment is provided with a rectifier and a first communication module, and the remote side equipment is provided with a converter and a second communication module;
a first end of the rectifier is connected with a power input through a power cable, a second end of the rectifier is connected with a first end of the converter through a power cable, and a second end of the converter is connected with a load device through a power cable;
the first end of the first communication module is connected with the monitoring equipment through a communication cable, and the second end of the first communication module is connected with the first end of the second communication module through a communication cable;
the rectifier receives power input, the converter converts the voltage level into a voltage level which can be used by the load equipment, the first communication module is used for collecting and transmitting first monitoring information corresponding to the local-side equipment, the second communication module is used for collecting and transmitting second monitoring information corresponding to the remote-side equipment, and the monitoring equipment is used for integrating the first monitoring information and the second monitoring information to monitor the remote power supply device.
2. The remote power supply of claim 1 wherein the second end of the first communication module taps into a power cable at a first location between the rectifier and the converter;
the second communication module accesses a power cable at a second location between the rectifier and the converter;
the first location is located between the local side device and the second location;
a second end of the first communication module is connected with a first end of the second communication module through a power cable between the first location and the second location;
wherein the first communication module and the second communication module perform signal transmission through a power cable between the rectifier and the converter to monitor the remote power supply apparatus in a case where the rectifier and the converter have power transmission.
3. The remote power supply of claim 2 wherein the power cable between the rectifier and the converter is a two-wire transmission line.
4. The remote power supply apparatus according to claim 3, wherein the first communication module transmits a signal to the monitoring device or the second communication module by means of a carrier wave;
and the second communication module transmits signals to the monitoring equipment or the first communication module in a carrier mode.
5. The remote power supply apparatus according to claim 4, wherein the office device further includes a first battery pack;
the output of the first battery pack is connected to a power cable at a third location between the rectifier and the converter;
the output of the first battery pack is connected to the second end of the inverter via a power cable between the third location and the second location;
the third position is located between the first position and the second position;
the first battery pack is used for supplying power to the remote equipment under the condition that the remote equipment fails to supply power due to failure.
6. The remote power supply of claim 5, wherein the remote device further comprises a second battery pack;
the output end of the second battery pack is connected to a power cable at a fourth position between the converter and the load equipment;
the output end of the second battery pack is connected with the load equipment through a power cable between the fourth position and the load equipment;
wherein, when the remote device fails to supply power, the second battery pack is used for supplying power to the remote device.
7. The remote power supply according to claim 6, wherein said first battery pack is a rechargeable battery pack; and/or
The second battery pack is a rechargeable battery pack.
8. The remote power supply apparatus according to claim 2, wherein the remote power supply apparatus includes N central office devices and M remote devices, M being a positive integer greater than 1, N being a positive integer smaller than M;
each local side device is provided with a rectifier and a first communication module, and each remote side device is provided with a converter and a second communication module;
the first end of each rectifier is communicated with power input through a power cable, the second end of each rectifier is connected with the first end of each converter through the power cable, and the second end of each converter is connected with each load device in a one-to-one correspondence mode through the power cable;
the first end of each first communication module is connected with the monitoring equipment through a communication cable, and the second section of each first communication module is connected with the first end of each second communication module through a communication cable;
the system comprises at least one rectifier, at least one converter, at least one local-side device and at least one remote-side device, wherein under the condition that the at least one rectifier receives power input and the at least one converter converts the voltage level into a voltage level which can be used by the load device, a first communication module corresponding to the at least one rectifier is used for collecting and transmitting first monitoring information corresponding to the local-side device, a second communication module corresponding to the at least one converter is used for collecting and transmitting second monitoring information corresponding to the remote-side device, and the monitoring device is used for integrating the first monitoring information and the second monitoring information so as to monitor the remote power supply device.
9. The remote power supply apparatus according to claim 1, wherein the first communication module includes at least one of: a general packet radio service GPRS module, a 3G module or a 4G module;
the first communication module is of a type consistent with the second communication module.
10. The remote power supply of claim 1 wherein the power cable between the rectifier and the converter is a copper-core fiber optic cable.
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| CN202211676258.4A CN115800549A (en) | 2022-12-26 | 2022-12-26 | Remote power supply device |
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| CN202211676258.4A CN115800549A (en) | 2022-12-26 | 2022-12-26 | Remote power supply device |
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