TW201435352A - Intelligent power management system, device and module - Google Patents

Abstract

An intellectual power management module comprises; multiple intelligent power meters all electrically connected with a transformer providing the overall driving power and with the respectively corresponding loads for receiving corresponding driving power from the overall driving power, and each of the power meters may estimate the power information based on a predetermined time and the respectively corresponding driving power; a voltage and current detection unit electrically connected with the transformer for detecting the voltage and current of the overall driving power and thus calculating a power measurement value; a data processing unit electrically connected with the voltage and current detection unit and those intellectual power meters for receiving the power measurement value and the plural power information and thus providing a power theft information; and, a communication unit electrically connected with the data processing unit for transmitting a communication signal with the power theft information.

Description

Intelligent power management system, device and module

The invention relates to a system, a device and a module, in particular to an intelligent power management system, device and module.

The conventional power distribution station is mainly used for receiving an external power and transmitting the external power to a transformer inside thereof, so that the transformer can generate a driving power supplied to a load. Since the management and monitoring of the transformer and the load are mainly performed by manual detection.

Therefore, the conventional way of managing and monitoring the transformer and the load has the following disadvantages:

Disadvantage 1: The detection personnel can obtain the power consumption information of the transformer and the load from the position of the transformer and the load, so when the transformer transmits the driving power to the load, the detecting personnel cannot The situation in which the transformer is stolen is immediately known and immediately processed, so that the driving power output by the transformer is not equal to the driving power received by the load.

Disadvantage 2, the detecting personnel can detect whether the temperature of the transformer is too high or whether the driving power is overloaded, so when the temperature of the transformer is too high or the driving power is overloaded, the detecting personnel cannot immediately know and repair the transformer. Causing damage to the transformer, which in turn causes the load to be generated The problem of power jumps.

Disadvantage 3, the detection personnel can obtain the power consumption information of the load when the load is located. Therefore, when the driving power used by the load is too much, the detecting personnel cannot immediately know and monitor the load, causing the transformer to be overloaded and short-circuited. The problem has happened.

Accordingly, a first object of the present invention is to provide an intelligent power management system that can display tampering information.

Therefore, the intelligent power management system of the present invention comprises: a plurality of loads, a transformer, and an intelligent power management device.

The transformer receives an external power and converts it to produce a total drive power.

The intelligent power management device comprises: an intelligent power management module and a monitoring main station.

The intelligent power management module has a plurality of smart meters, a voltage and current detecting unit, a data processing unit, and a communication unit. Each smart meter is electrically connected to the transformer and the corresponding load, and receives the corresponding driving power from the total driving power and supplies the corresponding driving power to each corresponding smart meter according to a preset time and a respective Corresponding to the driving power estimate to obtain a power amount information. The voltage and current detecting unit is electrically connected to the transformer to detect the current and voltage of the total driving power, and is operated to obtain a power measurement value that follows the change of the total driving power. The data processing unit is electrically connected to the voltage current detecting unit and the plurality of smart meters to receive power measurement values from the voltage current detecting unit and The power information from each smart meter, and providing a stealing information according to the preset time and the power measurement value and the power information of each smart meter, the stealing information is used to indicate whether the power is stolen. The communication unit is electrically connected to the data processing unit to receive the tampering information and send a communication signal having the tampering information.

The monitoring main station receives the communication signal with the tampering information from the communication unit of the intelligent power management module, and displays the tampering information for monitoring.

A second object of the present invention is to provide an intelligent power management apparatus that can display tampering information.

The intelligent power management device is adapted to be electrically connected to a transformer, the transformer is configured to generate a total driving power supply to the plurality of loads, and the intelligent power management device comprises: an intelligent power management module and a monitoring main station .

The intelligent power management module comprises: a plurality of smart meters, a voltage and current detecting unit, a data processing unit, and a communication unit. Each smart meter is electrically connected to the transformer and the corresponding load, and receives the corresponding driving power from the total driving power and supplies the corresponding driving power to each corresponding smart meter according to a preset time and a respective Corresponding to the driving power estimate to obtain a power amount information. The voltage and current detecting unit is electrically connected to the transformer to detect the current and voltage of the total driving power, and is operated to obtain a power measurement value that follows the change of the total driving power. The data processing unit is electrically connected to the voltage current detecting unit and the plurality of smart meters to receive power measurement values from the voltage current detecting unit and The power information from each smart meter, and providing a stealing information according to the preset time and the power measurement value and the power information of each smart meter, the stealing information is used to indicate whether the power is stolen. The communication unit is electrically connected to the data processing unit to receive the tampering information and send a communication signal having the tampering information.

The monitoring main station receives the communication signal with the tampering information from the communication unit of the intelligent power management module, and displays the tampering information for monitoring.

A third object of the present invention is to provide an intelligent power management module that can display tampering information.

The intelligent power management module is adapted to communicate with a monitoring main station by using a communication signal, and the intelligent power management module is electrically connected to a transformer, and the transformer is configured to generate a total driving power supply to the plurality of loads, The intelligent power management module comprises: a plurality of smart meters, a voltage and current detecting unit, a data processing unit, and a communication unit.

Each smart meter is electrically connected to the transformer and the corresponding load, and receives the corresponding driving power from the total driving power and supplies the corresponding driving power to each corresponding smart meter according to a preset time and a respective Corresponding to the driving power estimate to obtain a power amount information.

The voltage and current detecting unit is electrically connected to the transformer to detect the current and voltage of the total driving power, and is operated to obtain a power measurement value that follows the change of the total driving power.

The data processing unit is electrically connected to the voltage current detecting unit and the plurality of smart meters to receive the work from the voltage current detecting unit Rate measurement and power information from each smart meter, and provide a stealing information according to the preset time and the power measurement value and the power information of each smart meter, the stealing information is used to indicate whether or not Stealing electricity.

The communication unit is electrically connected to the data processing unit to receive the tampering information and send the communication signal with the tampering information.

A fourth object of the present invention is to provide an intelligent power management system that can display temperature information.

The intelligent power management system comprises: a plurality of loads, a transformer, and an intelligent power management device.

The transformer receives an external power and is converted to generate a total drive power supply to the plurality of loads.

The intelligent power management device comprises: an intelligent power management module and a monitoring main station.

The intelligent power management module has a temperature sensing unit, a data processing unit, and a communication unit. The temperature sensing unit is electrically connected to the transformer for measuring the temperature of the transformer to obtain a temperature sensing signal. The data processing unit is electrically connected to the temperature sensing unit to receive the temperature sensing signal, and compares the temperature sensing signal with a preset reference temperature value to provide a temperature information, where the temperature information is used to indicate whether the transformer is Temperature is too high. The communication unit is electrically connected to the data processing unit to receive the temperature information and send a communication signal having the temperature information.

The monitoring main station receives the communication signal with the temperature information from the communication unit of the intelligent power management module, and displays the temperature information for monitoring.

1‧‧‧Intelligent power management system

2‧‧‧Transformers

3‧‧‧Intelligent power management device

4‧‧‧Intelligent power management module

41‧‧‧Temperature sensing unit

42‧‧‧Voltage current detection unit

421‧‧‧Voltage Detector

422‧‧‧ Current Detector

423‧‧‧Electric energy calculator

43‧‧‧Data Processing Unit

431‧‧‧ memory

432‧‧‧Microprocessor

433‧‧‧Human Machine Interface

434‧‧‧display screen

435‧‧‧ operation buttons

44‧‧‧Communication unit

5‧‧‧Monitor main station

51‧‧‧Communication unit

52‧‧‧Power distribution host

L1~LN‧‧‧load

S1~SN‧‧‧Smart Meter

C1~CN‧‧‧Electric vehicle

Other features and advantages of the present invention will be apparent from the embodiments of the present invention. FIG. 1 is a block diagram of a preferred embodiment of the intelligent power management system of the present invention; A block diagram of the human interface of the embodiment; and FIG. 3 is a block diagram of the preferred embodiment for charging and discharging the electric vehicle.

Referring to FIG. 1, a preferred embodiment of the intelligent power management system 1 of the present invention comprises: a transformer 2, a plurality of loads L1 L LN (only two loads are drawn for convenience in FIG. 1), and an intelligent Power management device 3.

The transformer 2 receives an external power and converts it to generate a total drive power.

The intelligent power management device 3 includes an intelligent power management module 4 and a monitoring main station 5.

The intelligent power management module 4 is electrically connected to the transformer 2, and communicates with the monitoring main station 5 by using a communication signal, and includes: a plurality of smart meters S1~SN (smart meter, which is conveniently illustrated in FIG. 1 Only two smart meters are drawn, a temperature sensing unit 41, a voltage current detecting unit 42, a data processing unit 43, and a communication unit 44.

Each smart meter S1~SN is electrically connected to the transformer 2 and its corresponding load L1~LN, and receives the pair from the total driving power. The driving power is supplied to the corresponding loads L1 L LN, and each smart meter S1~SN extracts a power information from the corresponding driving powers, and estimates the power information according to a preset time. To get a battery information. In this embodiment, the preset time is 15 minutes, and the power information corresponding to each smart meter S1~SN is the power information corresponding to each smart meter S1~SN in the preset time.

The temperature sensing unit 41 is electrically connected to the transformer 2 for measuring the temperature of the transformer 2 to obtain a temperature sensing signal.

The voltage and current detecting unit 42 is electrically connected to the transformer 2 to detect the current and voltage of the total driving power, and is calculated to obtain a power measurement value that follows the total driving power change of the transformer 2, and the voltage is The current detecting unit 42 has a voltage detector 421, a current detector 422, and a power calculator 423.

The voltage detector 421 is electrically connected to the transformer 2 to detect the voltage of the total driving power, and is converted to obtain a voltage measuring signal, and the magnitude of the voltage measuring signal is a voltage change following the total driving power. .

The current detector 422 is electrically connected to the transformer 2 to detect the current of the total driving power, and is converted to obtain a current measuring signal, and the magnitude of the current measuring signal is a current change following the total driving power. .

The power calculator 423 is electrically connected to the voltage detector 421 to receive the voltage measurement signal, and is electrically connected to the current detector 422 to receive the current measurement signal, and according to the voltage measurement signal and the current the amount The measured signal is computed to obtain the power measurement.

The data processing unit 43 is electrically connected to the voltage and current detecting unit 42, the plurality of smart meters S1 to SN, and the temperature sensing unit 41 to receive the power measurement value from the voltage current detecting unit 42 and The power information of each smart meter S1~SN and the temperature sensing signal from the temperature sensing unit 41, the data processing unit 43 according to the preset time and the power measurement value and each smart meter S1~SN The power information is used to provide a stealing information for indicating whether the transformer 2 transmits the total driving power to the plurality of loads L1 L LN. The data processing unit 43 is configured according to each smart meter. The power information of S1~SN provides the power information corresponding to each of the smart meters S1~SN, and the power information corresponding to each of the smart meters S1~SN is used to indicate whether the smart meters S1~SN corresponding thereto are close to each other. The data processing unit 43 provides a power consumption information according to the power measurement value, the power consumption information indicates whether the transformer 2 is close to an overload, and provides a temperature information according to the temperature sensing signal, the temperature information. The data processing unit 43 has a memory 431, a microprocessor 432, and a human machine interface 433.

The memory 431 is configured to store a preset reference temperature value, a preset reference power value, and a preset reference power value.

The microprocessor 432 is electrically connected to the voltage and current detecting unit 42, the plurality of smart meters S1 to SN, and the temperature sensing unit 41 to receive the power measurement value from the voltage current detecting unit 42 and The power information of each smart meter S1~SN, and the temperature from the temperature sensing unit 41 Sensing the signal, and calculating the power measurement value according to the preset time to obtain a power quantity measurement value, and summing the power amount information of each smart meter S1~SN and comparing with the power quantity measurement value Obtaining the thief information, the microprocessor 432 compares the power information of each smart meter S1~SN with the preset reference power value to obtain the power information corresponding to each smart meter S1~SN, and Comparing the power measurement value with the preset reference power value to obtain the power consumption information, and comparing the temperature sensing signal with the preset reference temperature value to obtain the temperature information, and the microprocessor 432 further The tampering information, the plurality of power information, the power consumption information, and the temperature information are recorded in the memory 431.

As shown in FIG. 2, the human interface 433 includes a display screen 434 and an operation button 435.

The display screen 434 is electrically connected to the microprocessor 432 to receive the tampering information, the plurality of power information, the power consumption information, and the temperature information, and display the same.

The operation button 435 is electrically connected to the microprocessor 432 and can be controlled to perform setting operations on the microprocessor 432, such as communication settings and self-tests.

The communication unit 44 is electrically connected to the microprocessor 432 to receive the tampering information, the plurality of power information, the power consumption information, and the temperature information, and send the thief information, the plurality of power information, The power consumption information and the communication signal of the temperature information.

The monitoring main station 5 receives the tampering information, the plurality of power information, and the power consumption from the communication unit 44 of the intelligent power management module 4. Information and a communication signal of the temperature information, and displaying the tampering information, the plurality of power information, the power consumption information, and the temperature information for monitoring, and the monitoring main station 5 has a communication unit 51 and A power distribution map host 52.

The communication unit 51 of the monitoring main station 5 is configured to receive, from the communication unit 44 of the intelligent power management module 4, the communication signal having the tampering information, the plurality of power information, the power consumption information, and the temperature information. And outputting a digital signal having the tampering information, the plurality of power information, the power consumption information, and the temperature information.

The power distribution map host 52 is electrically connected to the communication unit 51 of the monitoring main station 5 to receive the digital signal, and the power stealing information indicates that the transformer 2 is stolen, and the power consumption information indicates that the transformer 2 is overloaded. The information indicates that the temperature of the transformer 2 is too high, or any of the power information corresponding to each smart meter S1~SN indicates that the smart meter S1~SN corresponding thereto is close to an overload, and the thief information is correspondingly displayed. The power consumption information, the temperature information, and the power information that has been instructed to be overloaded, so that the power detecting personnel can immediately perform maintenance control on the transformer 2 or the plurality of loads L1~LN, and immediately deal with the tampering of the transformer 2 In this case, the transformer 2 is prevented from being burnt due to excessive temperature or overload, and the driving power supplied to the respective loads L1 to LN via the plurality of smart meters S1 to SN is controlled.

In addition, the intelligent power management module 4 and the communication units 44 and 51 of the monitoring main station 5 are wireless communication methods conforming to the ZigBee standard to transmit and receive signals, but are not limited thereto, and may also be power line communication (PLC, Pwer Line Communication) is a wired communication method for transmitting and receiving signals, that is, a wired (eg, network route, cable) electrical connection between the plurality of communication units 44, 51.

In summary, the above embodiment has the following advantages:

1. The situation that the transformer 2 is smuggled can be immediately known. When the microprocessor 432 determines the total driving power transmitted by the transformer 2 and the sum of the power information sent by each smart meter S1~SN At the same time, the power distribution map host 52 correspondingly displays the tampering information, so that the detecting personnel can immediately detect and immediately react to the situation in which the transformer 2 is smuggled.

2. The temperature of the transformer 2 and the total driving power output thereof can be monitored in real time. When the temperature of the transformer 2 is too high or the total driving power is close to overload, the power distribution host 52 will display the temperature information or The power consumption information is provided so that the detecting personnel can perform maintenance control on the transformer 2 in real time, and the transformer 2 is prevented from being damaged, so that the plurality of loads L1 to LN generate a power jump.

3. The driving power of the plurality of loads L1 L LN can be monitored in real time. When the driving power of any one of the plurality of loads L1 L LN approaches the overload, the power distribution host 52 will display the driving power correspondingly. The power information of the overloaded load, the inspector can immediately control the power of the load, and avoid the problem that the transformer 2 is short-circuited due to overload.

4. The intelligent power management device 3 supports charge/discharge monitoring (see FIG. 3) of the plurality of loads L1 L LN, for example, a plurality of electric vehicles C1 to CN, and the intelligent power management device 3 can be based on the load of the transformer 2 and Temperature The monitoring of charging and discharging of the plurality of electric vehicles C1 to CN is performed to achieve a smart charging function.

5. The data processing unit 43 can calculate the copper loss and iron loss of the transformer 2. Wherein, the copper loss is related to the square change of the current, and the iron loss is a certain value, and the current detector 422 can detect and obtain the current from the total driving power of the transformer 2, so that the data processing unit 43 can According to the calculation of copper loss and iron loss.

6. The peak power supply of the transformer 2 and the driving power of the plurality of loads L1 L LN can be collected by the microprocessor 432, and the power distribution host 52 can correspondingly display the transformer 2 and the multiple loads. The relevant power consumption information of L1~LN enables the inspector to readjust the driving power supplied to the plurality of loads L1~LN to improve the load balance of the transformer 2.

The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, that is, the simple equivalent changes and modifications made by the patent application scope and patent specification content of the present invention, All remain within the scope of the invention patent.

1‧‧‧Intelligent power management system

2‧‧‧Transformers

3‧‧‧Intelligent power management device

4‧‧‧Intelligent power management module

41‧‧‧Temperature sensing unit

42‧‧‧Voltage current detection unit

421‧‧‧Voltage Detector

422‧‧‧ Current Detector

423‧‧‧Electric energy calculator

43‧‧‧Data Processing Unit

431‧‧‧ memory

432‧‧‧Microprocessor

433‧‧‧Human Machine Interface

434‧‧‧display screen

435‧‧‧ operation buttons

44‧‧‧Communication unit

5‧‧‧Monitor main station

51‧‧‧Communication unit

52‧‧‧Power distribution host

L1~LN‧‧‧load

S1~SN‧‧‧Smart Meter

Claims (10)

An intelligent power management system comprising: a plurality of loads; a transformer receiving an external power and converting to generate a total driving power; and an intelligent power management device comprising: an intelligent power management module , having: a plurality of smart meters, each smart meter is electrically connected to the transformer and the corresponding load, and receives the corresponding driving power from the total driving power and supplies the corresponding driving power to each corresponding smart meter Obtaining a power information according to the preset driving time and the corresponding driving power estimation; a voltage current detecting unit electrically connected to the transformer to detect the current and voltage of the total driving power, and calculating according to the operation a power measurement value following the change of the total driving power; a data processing unit electrically connected to the voltage current detecting unit and the plurality of smart meters to receive the power measurement value from the voltage current detecting unit and The power information of each smart meter, and providing a power according to the preset time and the power measurement value and the power information of each smart meter Electrical information, that information is used to indicate whether the theft stealing electricity; and a communication unit electrically connected to the data processing unit for receiving the tampering information and transmitting a communication signal having the tampering information; and a monitoring main station receiving the communication unit from the intelligent power management module Stealing the communication signal of the information and displaying the information to facilitate monitoring. The intelligent power management system of claim 1, wherein the voltage current detecting unit has: a voltage detector electrically connected to the transformer to detect the voltage of the total driving power, and according to the conversion a voltage measuring signal, the magnitude of the voltage measuring signal is a voltage change following the total driving power; a current detector electrically connected to the transformer to detect the current of the total driving power, and according to the conversion a current measuring signal, the magnitude of the current measuring signal is a current change following the total driving power; and an electric energy computing device electrically connected to the current detector to receive the current measuring signal and electrically connected to the current measuring signal The voltage detector receives the voltage measurement signal, and operates on the voltage measurement signal according to the current measurement signal to obtain the power measurement value. The intelligent power management system of claim 2, wherein the intelligent power management module further comprises: a temperature sensing unit electrically connected to the transformer for measuring the The temperature of the transformer is obtained to obtain a temperature sensing signal. The intelligent power management system of claim 3, wherein each smart meter extracts a power information from the respective corresponding driving powers, and estimates the power according to the preset time and the power information. The data processing unit has: a memory for storing a preset reference temperature value, a preset reference power value, and a preset reference power value; and a microprocessor electrically connected to the plurality of wisdom The electric meter receives the electric quantity information from each smart meter, is electrically connected to the temperature sensing unit to receive the temperature sensing signal, is electrically connected to the electric energy computing device to receive the power measuring value, and according to the preset time and The power measurement value is calculated to obtain a power quantity measurement value, and the power information of each smart meter is summed and compared with the power quantity measurement value to obtain the power stealing information, and the temperature sensing signal is combined with the The reference temperature value is compared to obtain a temperature information indicating whether the transformer is overheated, and the plurality of power information is respectively compared with the preset reference power value to obtain a plurality of points. Do not indicate whether the corresponding smart meter is close to the overloaded power information, and compare the power measurement value with the preset reference power value to obtain a power consumption information indicating whether the transformer is close to an overload, and the microprocessor is more The tampering information, the temperature information, the plurality of power information, and the power consumption information are recorded in the memory. The intelligent power management system according to claim 4, wherein the monitoring main station has: a communication unit for communication from the intelligent power management module Receiving, by the unit, the communication signal having the thief information, the temperature information, the plurality of power information, and the power consumption information, and outputting a thief information, the temperature information, the plurality of power information, and the power consumption a digital signal of the information; and a power distribution host, electrically connected to the communication unit of the monitoring main station to receive the digital signal, and indicating the thief of the transformer in the tampering information, the temperature information indicating that the temperature of the transformer is too high The power consumption information indicates that the transformer is overloaded, or the plurality of power information respectively indicates that the corresponding smart meter is close to an overload, and the power distribution map host correspondingly displays the stealing information, the temperature information, the power consumption information, or The plurality of power information is used for monitoring. An intelligent power management device is adapted to be electrically connected to a transformer, the transformer is configured to generate a total driving power supply to a plurality of loads, and the intelligent power management device comprises: an intelligent power management module, comprising: a plurality of a smart meter, each smart meter is electrically connected to the transformer and the corresponding load, and receives the corresponding driving power from the total driving power and supplies the corresponding driving power to each corresponding smart meter according to a preset time And corresponding to the driving power estimation to obtain a power information; a voltage current detecting unit electrically connected to the transformer to detect the current and voltage of the total driving power, and according to the operation to obtain a tracking of the total driving Power measurement value of power change; a data processing unit electrically connected to the voltage current detection list And the plurality of smart meters to receive the power measurement value from the voltage current detecting unit and the power information from each smart meter, and according to the preset time and the power measurement value and each smart meter The power information provides a thief message for indicating whether the thief is smuggled; and a communication unit is electrically connected to the data processing unit to receive the tampering information and send a communication with the thief information a signal; and a monitoring main station, receiving a communication signal having the tampering information from the communication unit of the intelligent power management module, and displaying the tampering information for monitoring. An intelligent power management module is configured to communicate with a monitoring main station by using a communication signal, and the intelligent power management module is electrically connected to a transformer, wherein the transformer is used to generate a total driving power supply to a plurality of loads, And the intelligent power management module comprises: a plurality of smart meters, each smart meter is electrically connected to the transformer and the corresponding load, and receives the corresponding driving power from the total driving power and supplies the corresponding The load, each smart meter obtains a power information according to the preset driving time and the corresponding driving power estimate; a voltage current detecting unit is electrically connected to the transformer to detect the current and voltage of the total driving power And according to an operation to obtain a power measurement value that follows the change of the total driving power; a data processing unit electrically connected to the voltage current detecting unit and the plurality of smart meters to receive power measurement values from the voltage current detecting unit and power information from each smart meter, and according to the preset The time and the power measurement value and the power consumption information of each smart meter provide a stealing information, the stealing information is used to indicate whether the power is stolen; and a communication unit is electrically connected to the data processing unit to receive the stealing Electrical information, and send the communication signal with the information of the theft. An intelligent power management system comprising: a plurality of loads; a transformer receiving an external power and converting to generate a total driving power supply to the plurality of loads; and an intelligent power management device comprising: The intelligent power management module has: a temperature sensing unit electrically connected to the transformer for measuring the temperature of the transformer to obtain a temperature sensing signal; a data processing unit electrically connected to the temperature sensing unit Receiving the temperature sensing signal, and comparing the temperature sensing signal with a predetermined reference temperature value to provide a temperature information, the temperature information is used to indicate whether the transformer is overheated; and a communication unit electrically connected to the The data processing unit receives the temperature information and sends a communication signal having the temperature information; and A monitoring main station receives a communication signal having the temperature information from a communication unit of the intelligent power management module, and displays the temperature information for monitoring. The intelligent power management system of claim 8, wherein the data processing unit has: a memory for storing the preset reference temperature value; and a microprocessor electrically connected to the temperature sensing unit The temperature sensing signal is received, and the temperature sensing signal is compared with the preset reference temperature value to obtain the temperature information, and the microprocessor further records the temperature information in the memory. The intelligent power management system of claim 8, wherein the monitoring main station has: a communication unit, configured to receive the communication signal having the temperature information from a communication unit of the intelligent power management module, and And outputting a digital signal having the temperature information; and a power distribution host, electrically connected to the communication unit of the monitoring main station to receive the digital signal, and correspondingly displaying the temperature when the temperature information indicates that the transformer temperature is too high Information for monitoring.