CN111030309A - Power supply and utilization management and control system of bank machine room for power carrier/NB-IOT communication - Google Patents
Power supply and utilization management and control system of bank machine room for power carrier/NB-IOT communication Download PDFInfo
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- 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
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/242—Home appliances
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/128—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment involving the use of Internet protocol
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Abstract
The bank machine room power supply and utilization management and control system based on power carrier/NB-IOT communication is characterized in that machine room power utilization equipment is installed at a fixed position of a machine room, a power line of the power utilization equipment is connected with an intelligent air-break power output end, an intelligent air-break power input end is connected with a power carrier communication module transmitting coupling controller, the transmitting coupling controller is connected with a carrier power line, power and monitoring information are transmitted through the carrier power line, the other end of the carrier power line is sequentially coupled with a controller through a power carrier module receiver at a power distribution cabinet side, a local controller is connected with a closing switch, the closing switch of the power distribution cabinet is provided with two paths of power output, the closing switch is connected with a power supply bus, and a mains supply power loop of the power utilization equipment is formed and is a; the other path is that a closing switch is connected with a wiring terminal of the energy storage unit after inversion, and the power loop is an emergency power loop of the machine room; the local controller is also in circuit connection with the NB-IOT communication module and performs bidirectional signal feedback.
Description
Technical Field
The invention relates to the field of remote operation and maintenance application of the Internet of things, in particular to a power supply and utilization management and control system for a bank machine room in power carrier/NB-IOT communication.
Background
Banks are financial institutions that undertake credit brokerages in the form of deposits, loans, wire transfers, savings, and the like. The main business range of the method is to absorb public deposit, issue loan, transact bill cashing and the like. With the development of bank information technology, a bank data center becomes an important carrier of business development of the bank data center, and relates to privacy and safety of individuals and enterprises, so that the main carrier of bank data safety and smooth information are safe and stable operation of a bank machine room. Along with the increase of bank data business, the equipment configuration of bank machine rooms and the environment requirement are more and more strict and complex, the main equipment of the bank machine rooms comprises servers and storage equipment, network equipment, UPS and storage batteries, power distribution systems, precise air conditioners, fire fighting equipment, network ATM machines and the like, the maintenance of the devices needs a certain professional technical personnel to carry out field maintenance, and because the bank outlets are widely distributed and small, the arrangement of professional maintenance personnel of a machine room for each network point is impossible, the cost is high, particularly, the charging and discharging maintenance is carried out on an uninterrupted power supply regularly, the regular maintenance is not carried out on small bank network points at all, the problem that how to maintain real-time operation of bank machine room facilities and automatic charging and discharging of an uninterruptible power supply are to be solved urgently in the safe operation of the bank machine room at present is solved.
Disclosure of Invention
In order to solve the problems of high on-site operation and maintenance cost, no professional technical personnel, untimely and incomplete maintenance and the like of the existing bank outlet machine room, the invention discloses a power supply and utilization management and control system of a bank machine room for power carrier/NB-IOT communication, which comprises: the intelligent air switch system comprises electric equipment, an intelligent air switch, a power distribution cabinet, a power carrier module, a carrier power line, a power supply bus, an energy storage unit, an environment monitoring unit, an NB-IOT communication module, a local controller, a control platform, a control host, a monitor and a mobile terminal; the utility model discloses a power distribution cabinet, including computer lab consumer, consumer power line, power carrier communication module, local controller, closing switch, switch-on switch, power distribution cabinet, power supply bus, power consumption equipment power line, the power output end that the consumer was opened in the computer lab is installed in the fixed position of computer lab, the consumer power line is connected with the empty power output end that opens of intelligence, the empty power input end that opens of intelligence sends the coupling controller with power carrier communication module and is connected, it is connected with the carrier power line to send the coupling controller, transmit electric power and monitoring information through the carrier power line, the other end of carrier power line loops through power carrier module receiver coupling controller, local controller and closing switch in the side of switch board, the closing switch of switch board. And the other path is that a closing switch is connected with a wiring terminal of the energy storage unit after inversion to form an energy storage inversion loop, and the power loop is an emergency power loop of the machine room. The local controller is also in circuit connection with the NB-IOT communication module, and the local controller and the NB-IOT communication module perform bidirectional signal feedback.
The power carrier/NB-IOT communication bank machine room electricity supply and consumption control system further comprises two signal loops, wherein one signal loop is a mains electricity system control signal loop, the power carrier module sends a coupling controller which is connected with an intelligent air-open RS485 communication interface of an electricity consumption device side through a signal line, obtains operation data of voltage, current, power and power factor of the intelligent air-open side electricity consumption device, and sends the coupling controller to feed back the data information to a local controller through a carrier power line and a power carrier module to form a mains electricity supply and consumption loop control signal; and the other path is an energy storage power system control signal loop, an RS485 interface of a charge-discharge inverter of the energy storage unit is directly connected with a local controller through a signal line, and the local controller acquires the voltage, the current and the charge-discharge times of the energy storage battery and controls the charge-discharge process to form an energy storage unit control signal. In addition, the local controller is connected with an RS485 interface of the environment monitoring device through a signal line through the RS485 interface, and temperature, humidity and smoke information in the machine room are acquired. The local controller acquires data information of the information loops and stores the data information in a local memory, meanwhile, the local controller feeds the information to the NB-IOT communication module, the NB-IOT communication module directly sends the information to a server of a remote control host of the control platform in a wireless transmission mode and stores the information in the memory, the control host accesses the server and feeds the information of the electric equipment in the memory to a monitor and a mobile terminal of the control platform, and the monitor and the mobile terminal are displayed in an image-text mode to form a control platform system for the electric equipment to run in the machine room.
The utility power system control signal loop is characterized in that the power carrier wave transmitting coupling controller obtains the voltage, current and power parameters of the intelligent air switch side electric equipment through the RS485 interface, and modulates the data into a certain carrier signal, the carrier signal is transmitted to a power carrier receiving coupling controller at the side of the power distribution cabinet through a carrier power line, the receiving coupling controller demodulates the signal, and feeds back the signal to the local controller, the local controller further analyzes and restores the signal and stores the signal in the local memory, and simultaneously to the NB-IOT communication module, the NB-IOT communication module wirelessly transmits the signal information to a remote server and stores the signal information in a database, the control host accesses the server to read the electricity utilization information of the electricity utilization equipment and displays the electricity utilization information in an image-text mode through the monitor or in an image-text mode through the mobile terminal.
The local controller comprises an MCU module, a communication module, a switch control module, a storage module, a carrier wave analysis module, a monitoring and metering module and a power supply module which are respectively connected with the MCU module, wherein the MCU module signal module stores the voltage of the storage battery and carries out charging and discharging maintenance on the storage battery according to the voltage or charging and discharging time standard of the storage battery; meanwhile, the MCU module obtains the current, voltage and power of the electric equipment and the data of the ambient temperature, humidity and smoke and stores the data into the local memory.
The energy storage unit comprises a storage battery, a charging and discharging inverter, a storage battery charging loop and a storage battery discharging loop, wherein the charging and discharging inverter is provided with an RS485 interface which is in signal connection with the local controller through a signal line and is in signal feedback with the local controller; the storage battery charging loop is as follows: commercial power → switch-on switch of power distribution cabinet → charging and discharging inverter → storage battery; the storage battery discharging loop is as follows: storage battery → charge-discharge inverter → intelligent air switch → electric equipment.
The electric equipment comprises the following devices: office equipment, response equipment, servers and storage equipment, network equipment, UPS and storage batteries, power distribution systems, precision air conditioners and fire fighting equipment.
The sensors of the machine room environment monitoring unit include but are not limited to the following sensors: temperature sensor, humidity transducer, smog concentration sensor.
The storage battery is one of a colloid maintenance-free battery, a lithium battery and a lead-acid battery.
The mobile terminal is one of a smart phone, a notebook computer, a PAD and a mobile display.
The power carrier/NB-IOT communication bank room power supply and utilization management and control system further comprises the following charging and discharging processes of the energy storage unit:
1. automatic charging for low voltage of accumulator
The control host machine needs to charge the storage battery in time according to the data information displayed by the control platform if the voltage of the storage battery is lower than a set alarm value, the control host machine sends a charging control signal which is received by the NB-IOT communication module, the NB-IOT communication module feeds the control signal back to the local controller, the local controller receives the control signal and controls the charging and discharging inverter through the data line of the RS485 interface, the charging and discharging inverter starts a charging loop, the commercial power is charged to the storage battery through a closing switch, the local controller sends the voltage of the storage battery to the control host machine of the remote control platform through the NB-IOT communication module in real time in the charging process, when the voltage of the storage battery reaches the upper limit of the charging of the battery, the control host machine sends a charging stop signal, and the local controller receives the charging stop signal and controls the, the charging and discharging inverter disconnects the charging loop and stops charging the storage battery;
2. emergency automatic discharge of storage battery
The local controller detects that the commercial power is suddenly cut off, the local controller sends a discharge instruction to the charging and discharging inverter through a data line of the RS485 interface, the inverter inverts direct current of the storage battery into power frequency alternating current and starts intelligent air switch, the power of the storage battery supplies emergency power to electric equipment, meanwhile, the local controller sends a commercial power cut signal to the NB-IOT communication module, the NB-IOT communication module sends the information to the remote control host server, and the control host receives the signal and sends a power cut warning which is displayed on a monitor or a mobile terminal;
3. automatic charging and discharging for maintaining storage battery
In the normal operation process of the energy storage unit, the voltage of the storage battery and the electric power of a mains supply are both in good state, the control host detects the normal charge and discharge maintenance date of the storage battery, if the current date is the charge and discharge maintenance date, the control host sends a charge and discharge instruction, the storage battery is subjected to an automatic process of first discharging and then charging, the NB-IOT communication module receives the control instruction and feeds the control instruction back to the local controller, the local controller sends a discharge instruction to the charge and discharge inverter through a data line of an RS485 interface, the inverter inverts direct current of the storage battery into power frequency alternating current and starts intelligent air opening, the electric power of the storage battery is discharged to electric equipment (special equipment for maintenance and discharge), the local controller sends a discharge stopping instruction when the voltage of the storage battery is lower than a set value; the local controller sends a charging instruction, the charging and discharging inverter starts a charging loop, commercial power charges the storage battery through the closing switch, the local controller sends the voltage of the storage battery to the control host of the remote control platform through the NB-IOT communication module in real time in the charging process, when the voltage of the storage battery reaches the upper charging limit of the battery, the control host sends a charging stopping signal, the local controller receives the charging stopping signal and controls the charging and discharging inverter to stop charging, the charging and discharging inverter disconnects the charging loop, the storage battery is stopped from being charged, and the charging and discharging process of automatic maintenance is completed.
Significant effects of the invention
1. The technical scheme of the invention firstly provides a composite complementary communication mode of power carrier communication and NB-IOT wireless communication, and realizes that the carrier communication is carried out by utilizing the existing power line when the signal line connection is difficult or impossible from a local controller to a control terminal device, thereby realizing the short carrier communication distance, no obstruction, low attenuation, high stability and reliability and exerting the specific advantages of the power carrier; the communication between the local controller and the remote control host server is directly transmitted in a wireless mode through the NB-IOT communication module, the high stability, low power consumption, long distance and interference resistance of NB-IOT communication are realized, the unique advantages of NB-IOT communication in the application of the Internet of things are exerted, the complementary advantages of the two communication modes are realized, the problems of short communication distance, large attenuation and blocking of a single power carrier are solved, and meanwhile, the problems that each terminal of the single NB-IOT communication needs to be configured with a communication module, so that the number of NB-IOT communication modules is large, and the flow cost is high are solved.
2. The system is provided with an energy storage system automatic charging and discharging function, can supply power in time in an emergency when the outer network is powered off suddenly, and can automatically charge and discharge the storage battery through the local controller according to the date maintained by the storage battery at regular time so as to ensure the long-period safe and reliable operation of the standby power supply and ensure the normal emergency power supply when the outer network is powered off.
3. This remote management and control platform of system design can in time know the operational aspect of distributed bank branch computer lab through remote management and control platform, can know the load situation of computer lab equipment in real time, indoor temperature, humidity and conflagration early warning condition, some equipment are if switch, precision air conditioner are the operation of taking a disease or not, have alarm information to probably show this equipment operation of taking a disease if the discovery, should in time maintain to avoid making the failure of stopping transport, this system is the essential component part of wisdom ore deposit computer lab, and is significant.
Drawings
FIG. 1 is a schematic diagram illustrating a structural connection of a power supply and utilization management and control system of a bank room in power carrier/NB-IOT communication according to the present invention;
FIG. 2 is a schematic circuit diagram of a power supply and utilization management and control system of a bank room for power carrier/NB-IOT communication according to the present invention;
FIG. 3: the invention is a block diagram schematic diagram of a local controller of a power supply management and control system for a bank machine room in power carrier/NB-IOT communication;
in the figure: 1. the system comprises power consumption equipment, 2, an intelligent air switch, 3, a power distribution cabinet, 31, a closing switch, 4, a power carrier module, 41, a power carrier sending coupling controller, 42, a power carrier receiving coupling controller, 5, a carrier power line, 6 an energy storage unit, 61, a storage battery, 62, a charging and discharging inverter, 7, an environment monitoring unit, 8, an NB-IOT communication module, 9, a local controller, 10 a management and control platform, 11, a control host, 12, a monitor, 13, a mobile terminal and 14 power supply buses.
Detailed Description
Embodiments of the present invention will be described in detail with reference to fig. 1, 2 and 3. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
The invention discloses a power supply and utilization management and control system of a bank machine room for power carrier/NB-IOT communication, which comprises the following steps: the system comprises an electric device 1, an intelligent air switch 2, a power distribution cabinet 3, a power carrier module 4, a carrier power line 5, a power supply bus 14, an energy storage unit 6, an environment monitoring unit 7, an NB-IOT communication module 8, a local controller 9, a management and control platform 10, a control host 11, a monitor 12 and a mobile terminal 13; the utility model discloses a power distribution cabinet, including computer lab consumer 1, power line and carrier wave communication module, power carrier communication module sends coupling controller 41 and carrier wave power line 5, power and monitoring information are transmitted through carrier wave power line 5, the other end of carrier wave power 5 line loops through power carrier wave module receiver coupling controller 42 at switch board side 3, local controller 9 is connected with closing switch 31, closing switch 31 of switch board 3 has two way power output, closing switch 31 is connected with power supply bus 14 all the way, constitute the commercial power return circuit of consumer, this power return circuit is the main power return circuit of consumer 1. And the other path is that a closing switch 31 is connected with the inverted wiring terminal of the energy storage unit 6 to form an energy storage inversion loop, and the power loop is an emergency power loop of the machine room. The local controller 9 is also connected with the NB-IOT communication module 8 in a circuit mode, and the local controller 9 and the NB-IOT communication module 8 are in bidirectional signal feedback.
The power carrier/NB-IOT communication bank machine room power supply and utilization management and control system further comprises two signal loops, wherein one signal loop is a mains power system management and control signal loop, the power carrier module sends a coupling controller 41 which is connected with a communication interface of an RS485 of an intelligent air switch 2 at the side of the power equipment 1 through an RS485 interface through a signal line, obtains operation data of voltage, current, power and power factor of the intelligent air switch 2 side power equipment 1, and sends coupling controller 41 through a carrier power line 5 and a power carrier module to feed back data information to a local controller 9 to form a mains power supply and utilization loop management and control signal; and the other path is an energy storage power system control signal loop, an RS485 interface of the charging and discharging inverter 62 of the energy storage unit 6 is directly connected with the local controller 9 through a signal line, and the local controller 9 acquires the voltage, the current and the charging and discharging times of the energy storage battery 61 and controls the charging and discharging process to form an energy storage unit 6 control signal. In addition, the local controller 9 is also connected with the RS485 interface of the environment monitoring device 7 through a signal line through the RS485 interface, so as to acquire temperature, humidity and smoke information in the machine room. The local controller 9 acquires data information of the information loops and stores the data information in a local memory, meanwhile, the local controller 9 feeds the information to the NB-IOT communication module 8, the NB-IOT communication module 8 directly sends the information to a server of a control host 11 of a remote control platform 10 in a wireless transmission mode and stores the information in the memory, the control host 11 accesses the server and feeds the information of the electric equipment in the memory to a monitor 12 and a mobile terminal 13 of the control platform 10, and the monitor 12 and the mobile terminal 13 are displayed in an image-text mode to form a control platform system for the electric equipment to run in the computer room.
The utility power system control signal loop is characterized in that a power carrier transmitting coupling controller 41 acquires voltage, current and power parameters of an intelligent air switch 2 side power utilization device 1 through an RS485 interface and modulates the data into a certain carrier signal, the carrier signal is transmitted to a power carrier receiving coupling controller 42 at a power distribution cabinet 3 side through a carrier power line 5, the receiving coupling controller 42 demodulates the signal and feeds the signal back to a local controller 9, the local controller 9 further analyzes and restores the signal and stores the signal in a local memory and simultaneously transmits the signal to an NB-IOT communication module 8, the NB-IOT communication module 8 transmits the signal information to a remote server in a wireless mode and stores the signal in a database, a control host 11 accesses the server to read the power utilization information of the power utilization device 1 and displays the power utilization information in an image-text mode through a monitor 12, or displayed in a text form by the mobile terminal 13.
The local controller 9 comprises an MCU module, a communication module, a switch control module, a storage module, a carrier wave analysis module, a monitoring and metering module and a power supply module which are respectively connected with the MCU module, wherein the MCU module obtains the voltage of the energy storage battery 61 through a signal module and carries out charging and discharging maintenance on the storage battery according to the voltage of the storage battery or the charging and discharging time standard; meanwhile, the MCU module obtains the current, voltage and power of the electric equipment operation 1 and stores the data of the ambient temperature, humidity and smoke in the local memory.
The energy storage unit 6 of the energy storage unit comprises a storage battery 61, a charging and discharging inverter 62, a storage battery charging loop and a storage battery discharging loop, wherein the charging and discharging inverter 62 is provided with an RS485 interface which is in signal connection with the local controller 9 through a signal line and is in signal feedback with the local controller 9; the storage battery charging loop is as follows: commercial power → switch-on switch of power distribution cabinet → charging and discharging inverter → storage battery; the storage battery discharging loop is as follows: storage battery → charge-discharge inverter → intelligent air switch → electric equipment.
The electric equipment 1 includes, but is not limited to, the following devices: office equipment, response equipment, servers and storage equipment, network equipment, UPS and storage batteries, power distribution systems, precision air conditioners and fire fighting equipment.
The sensors of the machine room environment detection unit 7 include, but are not limited to, the following sensors: temperature sensor, humidity transducer, smog concentration sensor.
The storage battery 61 is one of a colloid maintenance-free battery, a lithium battery and a lead-acid battery.
The mobile terminal 13 is one of a smart phone, a notebook computer, a PAD and a mobile display.
The power carrier/NB-IOT communication bank room power supply and utilization management and control system further comprises the following charging and discharging processes of the energy storage unit:
1. automatic charging for low voltage of accumulator
The control host 11, according to the data information displayed by the management and control platform 10, if the voltage of the storage battery 61 is lower than the set alarm value, needs to charge the storage battery 61 in time, the control host 11 issues a charging control signal, the signal is received by the NB-IOT communication module 8, the NB-IOT communication module 8 feeds the control signal back to the local controller 9, the local controller 9 receives the control signal and controls the charging and discharging inverter 62 through the data line of the RS485 interface, the charging and discharging inverter 62 starts a charging loop, the commercial power charges the storage battery 61 through the closing switch 31, the local controller 9 sends the voltage of the storage battery 61 to the control host 11 of the remote management and control platform 10 through the NB-IOT communication module 8 in real time during charging, when the voltage of the storage battery 61 reaches the upper limit of battery charging, the control host 11 sends a charging stop signal, and the local controller 9 receives the charging stop signal, the charging and discharging inverter 62 is controlled to stop charging, the charging and discharging inverter 62 is disconnected from the charging loop, and the charging of the storage battery 61 is stopped;
2. emergency automatic discharge of storage battery
When the local controller 9 detects that the commercial power is suddenly cut off, the local controller 9 sends a discharge instruction to the charge-discharge inverter 62 through a data line of an RS485 interface, the inverter 62 inverts the direct current of the storage battery 61 into power frequency alternating current, the intelligent air switch 2 is started, the electric power of the storage battery 61 supplies emergency power to the electric equipment 1, meanwhile, the local controller 9 sends a commercial power cut signal to the NB-IOT communication module 8, the NB-IOT communication module 8 sends the information to the remote control host server, and the control host 11 receives the signal and sends a power cut warning, and the warning is displayed on a monitor or a mobile terminal;
3. automatic charging and discharging for maintaining storage battery
In the normal operation process of the energy storage unit 6, the voltage of the storage battery 61 and the commercial power are both in good condition, the control host 11 detects the normal charge and discharge maintenance date of the storage battery 61, if the current date is the charge and discharge maintenance date, the control host 11 sends a charge and discharge instruction to perform an automatic process of first discharging and then charging on the storage battery 61, the NB-IOT communication module 8 receives the control instruction and feeds the control instruction back to the local controller 9, the local controller 9 sends a discharge instruction to the charge and discharge inverter 62 through a data line of an RS485 interface, the inverter 62 inverts the direct current of the storage battery 61 into a power frequency alternating current and starts the intelligent air switch 2, the power of the storage battery 61 is discharged to a power utilization device (special device for maintenance and discharge), after the voltage of the storage battery 61 is discharged to be lower than a set value, the local controller 9 sends a, stopping discharging; the local controller 9 sends a charging instruction, the charging and discharging inverter 62 starts a charging loop, the commercial power is charged to the storage battery 61 through the closing switch 31, the local controller 9 sends the voltage of the storage battery 61 to the control host 11 of the remote control platform 10 through the NB-IOT communication module 8 in real time in the charging process, when the voltage of the storage battery 61 reaches the upper limit of the charging of the battery, the control host 11 sends a charging stop signal, the local controller 9 receives the charging stop signal and controls the charging and discharging inverter 62 to stop charging, the charging and discharging inverter 62 disconnects the charging loop to stop charging the storage battery 61, and the charging and discharging process of automatic maintenance is completed.
Examples
The electric equipment 1 of this embodiment takes precision air conditioning equipment as an example, has two same precision air conditioners in the pit, wherein, one division is equipped with one, and the computer lab precision air conditioner of this embodiment chooses the special machine of lattice force air conditioner computer lab for use, and the binding post of air conditioner passes through the wire and is connected with the empty division of intelligence, and the empty division of intelligence is opened with the single-phase intelligence of high quality that Jiangsu superior electrical limited company produced. The intelligent air switch is provided with an RS485 communication interface which is in signal connection with an RS485 interface of a power carrier module through a signal line, wherein the power carrier communication module is produced by Qingdao Dongfu carrier science and technology limited company and is of a PLCS1651 single-phase carrier module, the operating parameters such as voltage, current, power factor and the like output by the intelligent air switch can be read through the signal line power carrier module, a transmitting coupling controller of the power carrier module modulates obtained information into a power carrier signal, the power carrier signal is transmitted to a receiving coupling controller of a power carrier at the side of a power distribution cabinet through a carrier wire, the receiving coupling controller demodulates the received carrier signal and feeds the signal back to a local controller for further analysis, a chip module 6 of the local controller is of an STM32F103RET6 type and is based on an ARM 32-bit MCU with a 512-bit flash memory, USB, CAN,11 timers, 3 ADC, 13 communication interface CAN satisfy its technical demand of local control, and each item parameter of precision air conditioner that local memory received is stored the local memory, and simultaneously, the local controller sends the information of resolving well to NB-IOT communication module, sends to remote control host server through NB-IOT communication module, and NB-IOT communication module is: an NB-IOT BC28 module and BC28 which are produced by Shanghai Mobile telecommunication technology, Inc. are developed based on Hua Shi Haisi chip platform, support B1/B3/B5/B8/B20/B28 frequency bands, and the maximum uplink rate can reach 62.5kBps in a multi tone mode. BC28 is a super-compact, high-performance, low-power multi-band NB-IOT wireless communication module. The size of the module is only 17.7mm multiplied by 15.8mm multiplied by 2.0mm, the requirement of terminal equipment on small-size module products can be met to the maximum extent, and meanwhile, the module effectively helps customers to reduce the product size and optimize the product cost. The BC28 is compatible with the M26 module of the GSM/GPRS series of the remote communication in design, thereby facilitating the quick and flexible product design and upgrade of the client. The control host machine displays various operation parameters of the precision air conditioner in a form of pictures and texts through the monitor, and the operation of the precision air conditioner is remotely monitored.
In the description of the present invention, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (10)
1. Power line carrier/NB-IOT communication's bank computer lab confession electric control system includes: the intelligent air switch system comprises electric equipment, an intelligent air switch, a power distribution cabinet, a power carrier module, a carrier power line, a power supply bus, an energy storage unit, an environment monitoring unit, an NB-IOT communication module, a local controller, a control platform, a control host, a monitor and a mobile terminal; the method is characterized in that: the power utilization equipment of the machine room is arranged at a fixed position of the machine room, a power line of the power utilization equipment is connected with a power output end of an intelligent air switch, a power input end of the intelligent air switch is connected with a power carrier communication module transmitting coupling controller, the transmitting coupling controller is connected with a carrier power line, power and monitoring information are transmitted through the carrier power line, the other end of the carrier power line is connected with a closing switch through a power carrier module receiver coupling controller and a local controller on a power distribution cabinet side in sequence, the closing switch of the power distribution cabinet has two paths of power output, one path is that the closing switch is connected with a power supply bus to form a mains supply power loop of the power utilization equipment, and the power loop is a main power loop of the power; the other path is that a closing switch is connected with a wiring terminal of the energy storage unit after inversion to form an energy storage inversion loop, and the power loop is an emergency power loop of the machine room; the local controller is also in circuit connection with the NB-IOT communication module, and the local controller and the NB-IOT communication module perform bidirectional signal feedback.
2. The power supply and management system for the bank room in power carrier/NB-IOT communication of claim 1, wherein the power supply and management system for the bank room in power carrier/NB-IOT communication comprises the following two signal loops: one path is a commercial power system control signal loop, the power carrier module sends a coupling controller to be connected with an intelligent air-break RS485 communication interface of the electric equipment side through an RS485 interface through a signal line, obtains operation data of voltage, current, power and power factor of the intelligent air-break electric equipment, and sends the coupling controller to feed back the data information to a local controller through a carrier power line and the power carrier module to form a commercial power supply and utilization loop control signal; the other path is an energy storage power system control signal loop, an RS485 interface of a charging and discharging inverter of the energy storage unit is directly connected with a local controller through a signal line, and the local controller acquires the voltage, the current and the charging and discharging times of the energy storage battery and controls the charging and discharging process to form an energy storage unit control signal; in addition, the local controller is also connected with an RS485 interface of the environment monitoring device through a signal line through an RS485 interface to acquire temperature, humidity and smoke information in the machine room; the local controller acquires data information of the information loops and stores the data information in a local memory, meanwhile, the local controller feeds the information to the NB-IOT communication module, the NB-IOT communication module directly sends the information to a server of a remote control host of the control platform in a wireless transmission mode and stores the information in the memory, the control host accesses the server and feeds the information of the electric equipment in the memory to a monitor and a mobile terminal of the control platform, and the monitor and the mobile terminal are displayed in an image-text mode to form a control platform system for the electric equipment to run in the machine room.
3. The power supply and control system of the bank room of the power carrier/NB-IOT communication as claimed in claim 1, wherein the power carrier transmission coupling controller obtains the voltage, current and power parameters of the intelligent power consumers on the air switch side through the RS485 interface and modulates the data into a certain carrier signal, the carrier signal is transmitted to the power carrier reception coupling controller on the power distribution cabinet side through the carrier power line, the reception coupling controller demodulates the signal and feeds the signal back to the local controller, the local controller further analyzes and restores the signal and stores the signal in the local memory and sends the signal to the NB-IOT communication module, the NB-IOT communication module sends the signal information to the remote server in a wireless manner and stores the signal in the database, the control host accesses the server to read the power consumption information of the power consumers and displays the information in an image-text manner through the monitor, and can also be displayed in a graphic form through the mobile terminal.
4. The power carrier/NB-IOT communication power supply and management and control system for the bank machine room according to claim 1, wherein the local controller comprises an MCU module, and further comprises a communication module, a switch control module, a storage module, a carrier analysis module, a monitoring and metering module and a power supply module which are respectively connected with the MCU module, wherein the MCU module signal module stores the voltage of the storage battery and performs charge and discharge maintenance on the storage battery according to the voltage of the storage battery or the charge and discharge time standard; meanwhile, the MCU module obtains the current, voltage and power of the electric equipment and the data of the ambient temperature, humidity and smoke and stores the data into the local memory.
5. The power carrier/NB-IOT communication power supply and control system for the bank machine room according to claim 1, wherein the energy storage unit comprises a storage battery, a charge-discharge inverter, a storage battery charging loop and a storage battery discharging loop, wherein the charge-discharge inverter has an RS485 interface which is in signal connection with the local controller through a signal line and performs signal feedback with the local controller; the storage battery charging loop is as follows: commercial power → switch-on switch of power distribution cabinet → charging and discharging inverter → storage battery; the storage battery discharging loop is as follows: storage battery → charge-discharge inverter → intelligent air switch → electric equipment.
6. The power supply and management system for the bank room of the power carrier/NB-IOT communication as claimed in claim 1, wherein the power utilization equipment includes but is not limited to the following devices: office equipment, response equipment, servers and storage equipment, network equipment, UPS and storage batteries, power distribution systems, precision air conditioners and fire fighting equipment.
7. The power supply and management system for the bank room of the power carrier/NB-IOT communication of claim 1, wherein the sensors of the room environment monitoring unit include but are not limited to the following sensors: temperature sensor, humidity transducer, smog concentration sensor.
8. The power supply and control system for the bank room of the power carrier/NB-IOT communication according to claim 1, wherein the storage battery is one of a gel maintenance-free battery, a lithium battery, and a lead-acid battery.
9. The power supply and control system for the bank room of the power carrier/NB-IOT communication as claimed in claim 1, wherein the mobile terminal is one of a smart phone, a laptop, a PAD and a mobile display.
10. The power carrier/NB-IOT communication bank room power supply and utilization management and control system further comprises the following charging and discharging processes of the energy storage unit:
1. automatic charging for low voltage of accumulator
The control host machine needs to charge the storage battery in time according to the data information displayed by the control platform if the voltage of the storage battery is lower than a set alarm value, the control host machine sends a charging control signal which is received by the NB-IOT communication module, the NB-IOT communication module feeds the control signal back to the local controller, the local controller receives the control signal and controls the charging and discharging inverter through the data line of the RS485 interface, the charging and discharging inverter starts a charging loop, the commercial power is charged to the storage battery through a closing switch, the local controller sends the voltage of the storage battery to the control host machine of the remote control platform through the NB-IOT communication module in real time in the charging process, when the voltage of the storage battery reaches the upper limit of the charging of the battery, the control host machine sends a charging stop signal, and the local controller receives the charging stop signal and controls the, the charging and discharging inverter disconnects the charging loop and stops charging the storage battery;
2. emergency automatic discharge of storage battery
The local controller detects that the commercial power is suddenly cut off, the local controller sends a discharge instruction to the charging and discharging inverter through a data line of the RS485 interface, the inverter inverts direct current of the storage battery into power frequency alternating current and starts intelligent air switch, the power of the storage battery supplies emergency power to electric equipment, meanwhile, the local controller sends a commercial power cut signal to the NB-IOT communication module, the NB-IOT communication module sends the information to the remote control host server, and the control host receives the signal and sends a power cut warning which is displayed on a monitor or a mobile terminal;
3. automatic charging and discharging for maintaining storage battery
In the normal operation process of the energy storage unit, the voltage of the storage battery and the electric power of a mains supply are both in good state, the control host detects the normal charge and discharge maintenance date of the storage battery, if the current date is the charge and discharge maintenance date, the control host sends a charge and discharge instruction, the storage battery is subjected to an automatic process of first discharging and then charging, the NB-IOT communication module receives the control instruction and feeds the control instruction back to the local controller, the local controller sends a discharge instruction to the charge and discharge inverter through a data line of an RS485 interface, the inverter inverts direct current of the storage battery into power frequency alternating current and starts intelligent air opening, the electric power of the storage battery is discharged to electric equipment (special equipment for maintenance and discharge), the local controller sends a discharge stopping instruction when the voltage of the storage battery is lower than a set value; the local controller sends a charging instruction, the charging and discharging inverter starts a charging loop, commercial power charges the storage battery through the closing switch, the local controller sends the voltage of the storage battery to the control host of the remote control platform through the NB-IOT communication module in real time in the charging process, when the voltage of the storage battery reaches the upper charging limit of the battery, the control host sends a charging stopping signal, the local controller receives the charging stopping signal and controls the charging and discharging inverter to stop charging, the charging and discharging inverter disconnects the charging loop, the storage battery is stopped from being charged, and the charging and discharging process of automatic maintenance is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010084036.8A CN111030309A (en) | 2020-02-10 | 2020-02-10 | Power supply and utilization management and control system of bank machine room for power carrier/NB-IOT communication |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010084036.8A CN111030309A (en) | 2020-02-10 | 2020-02-10 | Power supply and utilization management and control system of bank machine room for power carrier/NB-IOT communication |
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| CN111030309A true CN111030309A (en) | 2020-04-17 |
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| CN202010084036.8A Withdrawn CN111030309A (en) | 2020-02-10 | 2020-02-10 | Power supply and utilization management and control system of bank machine room for power carrier/NB-IOT communication |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111769559A (en) * | 2020-07-15 | 2020-10-13 | 国家电网有限公司 | A power emergency automatic management system |
| CN113726372A (en) * | 2021-08-31 | 2021-11-30 | 江西电力职业技术学院 | Power carrier amplifying circuit and power system |
-
2020
- 2020-02-10 CN CN202010084036.8A patent/CN111030309A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111769559A (en) * | 2020-07-15 | 2020-10-13 | 国家电网有限公司 | A power emergency automatic management system |
| CN113726372A (en) * | 2021-08-31 | 2021-11-30 | 江西电力职业技术学院 | Power carrier amplifying circuit and power system |
| CN113726372B (en) * | 2021-08-31 | 2022-07-08 | 江西电力职业技术学院 | Power carrier amplifying circuit and power system |
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Application publication date: 20200417 |