CN213125643U - Military comprehensive power supply management and control system - Google Patents
Military comprehensive power supply management and control system Download PDFInfo
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- CN213125643U CN213125643U CN202021139036.5U CN202021139036U CN213125643U CN 213125643 U CN213125643 U CN 213125643U CN 202021139036 U CN202021139036 U CN 202021139036U CN 213125643 U CN213125643 U CN 213125643U
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Abstract
The utility model discloses a military comprehensive power management and control system, which comprises a high-voltage intelligent control module, a master control module, a power supply module and a power supply module, wherein the high-voltage intelligent control module is used for collecting input mains supply 380VAC/50HZ power supply, mains supply 220VAC/50HZ power supply, shaft generator 380VAC/50HZ power supply and diesel generator 380VAC/50HZ power supply, collecting three UVW currents after the back end is collected, and sending information to the master control module; the DCDC module is used for converting 380VDC direct current into 24VDC direct current; the DCAC module is used for converting 380VDC direct current into 220VAC/50HZ alternating current; the main control module is used for comprehensive control of the system, power distribution and switching control, detection of system faults and fault-tolerant control. The utility model discloses can guarantee to the intelligent distribution of input power, switch the power according to the priority of input power, can judge the integrality of input power.
Description
Technical Field
The utility model belongs to the technical field of intelligent power distribution, more specifically the utility model relates to a for military use integrated power source management and control system that says so.
Background
Along with the development of information-based construction of weaponry, the vehicle-mounted electrical equipment of military vehicles is more and more, and the power consumption is also more and more big, and the military vehicles is used in the field more moreover, for guaranteeing to last, safe, reliable use vehicle-mounted electrical equipment, avoids because the work loss that causes such as outage. Therefore, intelligent management and control of the power supply and the electric equipment are needed, so that continuous, safe and reliable power supply and utilization of military vehicles are realized.
The conventional military vehicle external power supply is mainly input with a vehicle-mounted shaft generator 380VAC/50Hz and a vehicle-mounted diesel generator 380VAC/50Hz, and the input power supplies cannot be used together, so that the power supply required to be used is intelligently selected according to the input power supply, and the basic functions of the vehicle are not influenced.
Therefore, how to provide a military integrated power management and control system is a problem that needs to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a for military use integrated power source management and control system can guarantee to the intelligent allocation of input power source, switches the power according to the priority of input power source, simultaneously because high-pressure intelligent control module's existence, can judge the integrality of input power source.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a military integrated power management and control system comprises: a high-voltage intelligent control module, a DCDC module, a DCAC module and a main control module, wherein,
the high-voltage intelligent control module: the system is used for collecting input mains supply 380VAC/50Hz power supply, mains supply 220VAC/50Hz power supply, shaft generator 380VAC/50Hz power supply and diesel generator 380VAC/50Hz power supply, collecting UVW three-phase current after the back end is summarized, and sending information to the main control module through CAN messages;
the DCDC module: for converting 380VDC direct current to 24VDC direct current;
the DCAC module: for converting 380VDC direct current into 220VAC/50Hz alternating current;
the main control module: the comprehensive control system is used for comprehensive control of the whole military comprehensive power supply management and control system, distribution and switching control of power supplies, and detection and fault-tolerant control of system faults.
Preferably, the high-voltage intelligent control module adopts a voltage transformer to collect alternating current power, current collection is carried out by using a Hall sensor, meanwhile, the high-voltage intelligent control module is communicated with the main control module by using a CAN (controller area network) line, and collected power information is sent to the main control module in real time.
Preferably, the DCDC module has multiple operation modes of constant voltage, constant current, constant resistance and constant power, is connected with the main control module by using a CAN line for communication, and sends the operation information of the DCDC module to the main control module in real time.
Preferably, the DCAC module has the functions of intelligent reactive compensation and harmonic compensation; has various modes of constant voltage, constant current, constant resistance and constant power; and the DCAC module is connected with the main control module by using a CAN (controller area network) line for communication, and sends the running information of the DCAC module to the main control module in real time.
Preferably, the master control module is responsible for controlling the operation of the whole military integrated power supply management and control system, the master control module collects the operation information and the state of the high-voltage intelligent control module, the DCDC module and the DCAC module through CAN messages, switches the input power supply according to the real-time collected information to calculate and distribute the real-time power, and simultaneously controls the charging and discharging of the battery according to the size of the rear-end load.
Preferably, the main control module is further provided with a fault-tolerant control function, the faults are judged and classified into primary faults, secondary faults and tertiary faults, and corresponding fault-tolerant control is performed according to different fault grades.
The beneficial effects of the utility model reside in that:
the utility model discloses can guarantee to the intelligent distribution of input power, switch over the power according to the priority of input power, simultaneously because high-pressure intelligent control module's existence, so can judge input power's integrality. The real-time running power of the system can be calculated through the collected voltage and current, so that the power can be automatically distributed and adjusted. Because the fault tolerance strategy is designed in the system, the system can run normally or reduce power when slight fault and general fault occur, the problem of fault shutdown can not occur when fault is detected, and meanwhile, the system can also accurately position a fault point, thereby reducing the later maintenance work.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a general schematic diagram of the present invention.
Fig. 2 is a schematic diagram of the DCAC parallel operation according to the present invention.
Fig. 3 is a schematic diagram of the power switching control according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a military integrated power management and control system, which includes: a high-voltage intelligent control module, a DCDC module, a DCAC module and a main control module, wherein,
high-voltage intelligent control module: the system is used for collecting input mains supply 380VAC/50Hz power supply, mains supply 220VAC/50Hz power supply, shaft generator 380VAC/50Hz power supply and diesel generator 380VAC/50Hz power supply, collecting UVW three-phase current after the back end is summarized, and sending information to the main control module through CAN messages;
a DCDC module: for converting 380VDC direct current to 24VDC direct current;
a DCAC module: for converting 380VDC direct current into 220VAC/50Hz alternating current;
the main control module: the comprehensive control system is used for comprehensive control of the whole military comprehensive power supply management and control system, distribution and switching control of power supplies, and detection and fault-tolerant control of system faults.
The high-voltage intelligent control module adopts a voltage transformer to collect alternating current power, current collection is carried out by using a Hall sensor, meanwhile, the high-voltage intelligent control module is connected and communicated with the main control module by using a CAN (controller area network) line, and collected power information is sent to the main control module in real time.
The high-voltage intelligent control module collects and judges the input power supply through the high-voltage collecting board, sends the input power supply to the main control module through CAN information after judging, then the main control module closes the input end relay corresponding to the priority set by software, and when the rear end of the main control module is successfully closed and the power supply is collected, the rear end relay is closed, so that the external power supply is input to the charger module.
For military use integrated power management and control system is at the operation in-process, can gather out the magnitude of voltage and follow the current value with voltage acquisition sensor through the hall sensor of distribution part the inside, then calculate real-time operation total power, simultaneously can automatic adjustment charging power according to the power of rear end load, if load end power of use is too big, host system just can automatic protection load normal operating, simultaneously the automatic shutdown is to the charging of battery or reduce charging power, after rear end load demand power reduces, host system can calculate the distribution to the power again, thereby accomplish the priority and guarantee rear end load normal operating.
The DCDC module has multiple operation modes of constant voltage, constant current, constant resistance and constant power, is connected with the main control module by a CAN (controller area network) line for communication, and sends the operation information of the DCDC module to the main control module in real time.
The DCAC module has the functions of intelligent reactive compensation and harmonic compensation; has various modes of constant voltage, constant current, constant resistance and constant power; and the DCAC module is connected with the main control module by using a CAN (controller area network) line for communication, and sends the running information of the DCAC module to the main control module in real time.
The DCAC module adopts 3 DCAC modules to output in parallel, thereby realizing the maximum output power of 18 KW. The circuit design mainly comprises a DC/DC conversion circuit, a capacitor bank voltage stabilizing circuit, an inverter circuit and an LC filter circuit, and each module is correspondingly provided with a processor. A direct current input connecting terminal is arranged on the input side of the DC/DC conversion circuit, a control switch and an alternating current output connecting terminal are sequentially arranged on the output side of the LC filter circuit, and a current transformer is arranged on the front side of the alternating current output connecting terminal; the three processors are in RS485 communication connection with each other; each processor acquires current and voltage information of the input side of the DC/DC conversion circuit through the voltage and current acquisition circuit, and controls the on-off state of the control switch in real time according to the information transmitted by the DC/DC conversion circuit; and the host module processor collects current information on the front side of the alternating current output wiring terminal through the current transformer, and controls the on-off state of the control switch in real time according to information transmitted by the capacitor bank voltage stabilizing circuit and the inverter circuit, so that the host module controls the external output of the alternating current power supply in real time.
The master control module is responsible for controlling the operation of the whole military integrated power supply management and control system, acquires the operation information and the state of the high-voltage intelligent control module, the DCDC module and the DCAC module through CAN messages, switches the input power supply according to the information acquired in real time to calculate and distribute real-time power, and controls the charging and discharging of the battery according to the size of a rear-end load. The main control module is also provided with a fault-tolerant control function, when a fault exists, the fault is classified into a first-level fault (slight fault), a second-level fault (general fault) and a third-level fault (serious fault), and then the fault is processed according to a corresponding control strategy, so that the protection function is realized for equipment and personnel.
In another embodiment, the power distribution part mainly adopts secondary insulation, the internal circuit adopts a low-inductance busbar, and the power distribution is centralized, so that the structure is compact, the wiring is convenient, and the maintenance is convenient.
When the system is powered on, the main control module CAN acquire an external wake-up signal, after the external wake-up signal is input, the main control module CAN firstly acquire the running state and information of each module, then the battery system is controlled to discharge outwards, and after the battery discharges outwards normally, the main control module CAN control the start instruction of sending the DCDC module and the DCAC module through the CAN message, so that the power-on protection of the battery is realized. If an external power supply is input, the main control module can connect the input power supply to the charger according to the input power supply and the power supply priority, then the charger is controlled to start charging, the charger also can correspondingly control the load module to start working because the charger also comprises a direct current output load module, and after the charger load module is started, the main control module can correspondingly control the battery discharging according to the size of the rear end load, so that the rear end load can be supplied with power uninterruptedly.
When the main control module awakening signal is lost, the main control module can firstly send a DCDC module and DCAC module shutdown instruction, after shutdown is successful, the main control module can send a charging stopping and discharging stopping instruction to the BMS, and finally when the whole system is in a no-load state, the main control module can control the disconnection contactor, so that the system can be protected from the contactor.
When a system fails, the master control CAN position a fault point and grade the fault, if the fault is a slight fault, the master control module CAN not interfere the operation of the system, and only CAN send alarm information and the specific fault point to a display screen of the whole vehicle through a CAN message; if the fault is a common fault, the main control module performs power reduction operation on the module with the fault and sends the fault to the display screen of the whole vehicle, and meanwhile, the other normal modules are not affected; if the fault is a serious fault, the main control module can carry out shutdown control on the module with the fault and send the fault to the display screen of the whole vehicle, so that the occurrence of danger is reduced.
The utility model discloses can guarantee to the intelligent distribution of input power, switch over the power according to the priority of input power, simultaneously because high-pressure intelligent control module's existence, so can judge input power's integrality. The real-time running power of the system can be calculated through the collected voltage and current, so that the power can be automatically distributed and adjusted. Because the fault tolerance strategy is designed in the system, the system can run normally or reduce power when slight fault and general fault occur, the problem of fault shutdown can not occur when fault is detected, and meanwhile, the system can also accurately position a fault point, thereby reducing the later maintenance work.
The utility model discloses can guarantee intelligent power distribution, power consumption safety control has avoided because operating personnel often the professional level not enough, has formed the technological contradiction and the potential safety hazard that are difficult to reconcile. An informationized, automated and standardized intelligent integrated power supply system is mainly based on automatic power supply control and assisted by manual intervention operation. The self-adaptive control technology of the military integrated power supply management and control system, the high-power single-phase inversion control technology and the like are realized. The comprehensive power management and control system further deepens and integrates the research and application of the guarantee function, so that the development of the equipment in our army can be comprehensively promoted. By solving the problems of the existing power supply equipment in our army, the equipment level is greatly improved, the battlefield adaptability of the power supply equipment is enhanced, the service support capability is improved, and the energy-saving and environment-friendly effects of the equipment are shown, so that the power supply equipment has military benefits and in turn has great economic and social benefits.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a for military use integrated power management and control system which characterized in that includes: a high-voltage intelligent control module, a DCDC module, a DCAC module and a main control module, wherein,
the high-voltage intelligent control module: the system is used for collecting input mains supply 380VAC/50Hz power supply, mains supply 220VAC/50Hz power supply, shaft generator 380VAC/50Hz power supply and diesel generator 380VAC/50Hz power supply, collecting UVW three-phase current after the back end is summarized, and sending information to the main control module through CAN messages;
the DCDC module: for converting 380VDC direct current to 24VDC direct current;
the DCAC module: for converting 380VDC direct current into 220VAC/50Hz alternating current;
the main control module: the comprehensive control system is used for comprehensive control of the whole military comprehensive power supply management and control system, distribution and switching control of power supplies, and detection and fault-tolerant control of system faults.
2. The military integrated power management and control system of claim 1, wherein the high voltage intelligent control module employs a voltage transformer to collect ac power, and a hall sensor is used to collect current, and meanwhile the high voltage intelligent control module uses a CAN line to communicate with the main control module, and sends collected power information to the main control module in real time.
3. The military integrated power management and control system of claim 1, wherein the DCDC module has multiple operation modes of constant voltage, constant current, constant resistance and constant power, and is connected to and communicates with the main control module by using a CAN line, so as to send the operation information of the DCDC module to the main control module in real time.
4. The military integrated power management and control system of claim 3, wherein the DCAC module has intelligent reactive power compensation and harmonic compensation functions; has various modes of constant voltage, constant current, constant resistance and constant power; and the DCAC module is connected with the main control module by using a CAN (controller area network) line for communication, and sends the running information of the DCAC module to the main control module in real time.
5. The military integrated power management and control system according to claim 3 or 4, wherein the master control module is responsible for controlling the operation of the whole military integrated power management and control system, the master control module collects the operation information and status of the high voltage intelligent control module, the DCDC module and the DCAC module through CAN messages, switches the input power according to the real-time collected information to calculate and distribute the real-time power, and controls the charging and discharging of the battery according to the size of the rear-end load.
6. The military integrated power management and control system according to claim 1, wherein the master control module further has a fault tolerance control function, and is configured to perform fault judgment and classification into a primary fault, a secondary fault and a tertiary fault, and perform corresponding fault tolerance control according to different fault classes.
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| CN202021139036.5U CN213125643U (en) | 2020-06-18 | 2020-06-18 | Military comprehensive power supply management and control system |
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