CN112506064A - Direct current electric energy meter and control method thereof - Google Patents
Direct current electric energy meter and control method thereof Download PDFInfo
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- CN112506064A CN112506064A CN202011418980.9A CN202011418980A CN112506064A CN 112506064 A CN112506064 A CN 112506064A CN 202011418980 A CN202011418980 A CN 202011418980A CN 112506064 A CN112506064 A CN 112506064A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B15/00—Systems controlled by a computer
- G05B15/02—Systems controlled by a computer electric
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
- G01R22/10—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods using digital techniques
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2642—Domotique, domestic, home control, automation, smart house
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention discloses a direct current electric energy meter and a control method thereof. Wherein, direct current electric energy meter includes: the device comprises a metering module, a wireless module and a switch module; the metering module is connected with the electrical equipment corresponding to the direct current electric energy meter and used for metering the state information of the electrical equipment and sending the state information to the control center through the wireless module; the wireless module is used for receiving a control instruction which is fed back by the control center and indicates the electric equipment to be switched on and switched off, and sending the control instruction to the switch module; the switch module is used for executing the control instruction. According to the invention, the problem that the control of the electrical equipment in the prior art can not meet the actual requirement is solved, the on-off state of each electrical equipment can be automatically controlled in real time according to the actual condition, and the requirements of users are facilitated.
Description
Technical Field
The invention relates to the technical field of unit control, in particular to a direct current electric energy meter and a control method thereof.
Background
With the continuous development of electronic technology and wireless communication technology, the realization of intelligent illumination is lower and lower in cost, and lighting equipment draws more and more attention of people. The invention aims to provide the most economic intelligent solution for common families. More importantly, if the current household is to realize the smart home, the existing common switch or socket of the household must be replaced by the existing product on the market.
The traditional common switch or socket has many problems, firstly, the intelligent lighting equipment is more, the corresponding control switch is more, and the field control needs to be debugged for many times; secondly, when large-area regional illumination control is carried out, a switch is not arranged on the spot, or an illumination loop is far away from the switch, illumination light cannot be controlled according to actual conditions, the use is inconvenient, the illumination management difficulty is increased, and the control of corresponding illumination equipment is complex. Finally, once the conventional lighting equipment is finished in decoration and deployment, the basic functions are fixed, and the layout, wiring and control mode of the lighting circuit is difficult to modify.
Therefore, the existing lighting devices cannot meet the actual requirements and user experience of intelligent lighting at all; similarly, for other electrical devices, the control and management are difficult, and the switch debugging is complex. Therefore, the existing electrical equipment has the disadvantages of high control cost, complex switch metering debugging, low service efficiency of the electrical equipment and difficult control and management of the lamp tube.
Aiming at the problem that the control of electrical equipment in the prior art can not meet the actual requirement, an effective solution is not provided at present.
Disclosure of Invention
The embodiment of the invention provides a direct current electric energy meter and a control method thereof, and aims to solve the problem that the control of electrical equipment in the prior art cannot meet the actual requirement.
In order to solve the above technical problem, the present invention provides a dc power meter, wherein the dc power meter includes:
the device comprises a metering module, a wireless module and a switch module;
the metering module is connected with the electrical equipment corresponding to the direct current electric energy meter and used for metering the state information of the electrical equipment and sending the state information to the control center through the wireless module;
the wireless module is used for receiving a control instruction which is fed back by the control center and indicates the electric equipment to be switched on and switched off, and sending the control instruction to the switch module;
the switch module is used for executing the control instruction.
Optionally, the dc electric energy meter is connected to an ac load or a commercial power through a switching power supply;
the switching power supply is used for alternating current-direct current conversion.
Optionally, the wireless module communicates with the control center through a wireless gateway.
Optionally, the dc electric energy meter further includes:
an AD sampling module;
the AD sampling module is arranged between the metering module and the electric equipment and used for sampling the current of the electric equipment in real time and sending sampled data obtained by sampling to the metering module.
Optionally, the wireless module is used for forming an ad hoc network with wireless modules in the direct current electric energy meter corresponding to other electrical equipment.
Alternatively to this, the first and second parts may,
the control center is arranged in the electrical equipment corresponding to the direct current electric energy meter, or arranged in the wireless gateway, or is independent of the wireless gateway and is in wireless connection with the ad hoc network;
and carrying out wireless communication with all direct current electric energy meters in the ad hoc network through the ad hoc network.
Optionally, the control instruction for instructing the electrical equipment to open and close, which is fed back by the control center, is made according to the state information of the electrical equipment and/or the state information of other electrical equipment.
The invention also provides electrical equipment which comprises the direct current electric energy meter.
In another aspect, the present invention provides a method for controlling a dc power meter, where the method includes:
measuring the state information of the electrical equipment correspondingly connected with the direct current electric energy meter, and sending the state information to a control center;
receiving a control instruction which is fed back by the control center and indicates the opening and closing of the electrical equipment;
and executing the control instruction.
Optionally, the receiving of the control instruction indicating the opening and closing of the electrical equipment fed back by the control center includes:
and receiving a control instruction which is fed back by the control center and indicates the opening and closing of the electrical equipment according to the group number which corresponds to the electrical equipment one by one.
Alternatively to this, the first and second parts may,
the sending the state information to a control center comprises: sending the state information to a control center through a gateway;
the receiving of the control instruction which indicates the opening and closing of the electrical equipment and is fed back by the control center comprises:
and receiving a control instruction which indicates the opening and closing of the electrical equipment and is fed back by the control center through the gateway.
Optionally, before measuring the status information of the electrical equipment correspondingly connected to the dc electric energy meter, the method includes:
and sampling the current of the electrical equipment in real time through an AD sampling module.
Alternatively to this, the first and second parts may,
the sending the state information to a control center comprises: sending the state information to a control center through an ad hoc network;
the receiving of the control instruction which indicates the opening and closing of the electrical equipment and is fed back by the control center comprises:
receiving a control instruction which indicates the opening and closing of the electrical equipment and is fed back by the control center through the ad hoc network;
the ad hoc network is composed of wireless modules in the direct current electric energy meter and wireless modules of other direct current electric energy meters, and the control center is arranged in the other direct current electric energy meters. The invention also provides a computer-readable storage medium, on which a computer program is stored, wherein the program realizes the method as described above when executed by a processor.
The invention has the beneficial effects that: the invention adopts a DC electric energy meter innovatively, so that the state information of the electric equipment can be measured in real time and sent to the control center through the wireless module; and the control center feeds back a control instruction for indicating the opening and closing of the electrical equipment and sends the control instruction to the switch module through the wireless module so as to realize the automatic opening and closing of the switch. Therefore, the problem that the control of the electrical equipment in the prior art cannot meet actual requirements is solved, the on-off state of each electrical equipment can be automatically controlled in real time according to actual conditions, and the requirements of users are facilitated.
Drawings
Fig. 1 is a schematic structural diagram of a dc power meter according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a control based on a plurality of DC electric energy meters according to an embodiment of the present invention;
FIG. 3 is a flow chart of a method for controlling a DC power meter according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a loRA wireless private network system according to an embodiment of the present invention.
The wireless gateway comprises a metering module-101, a wireless module-102, a switch module-103, a switch power supply-104, an AD sampling module-105 and a wireless gateway-106.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, and "a plurality" typically includes at least two.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
The words "if", as used herein, may be interpreted as "at … …" or "at … …" or "in response to a determination" or "in response to a detection", depending on the context. Similarly, the phrases "if determined" or "if detected (a stated condition or event)" may be interpreted as "when determined" or "in response to a determination" or "when detected (a stated condition or event)" or "in response to a detection (a stated condition or event)", depending on the context.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in the article or device in which the element is included.
Alternative embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a dc power meter according to an embodiment of the present invention, and as shown in fig. 1, the dc power meter includes:
a metering module 101, a wireless module 102 and a switch module 103;
the metering module 101 is connected with the electrical equipment corresponding to the direct current electric energy meter, and is used for metering the state information of the electrical equipment and sending the state information to the control center through the wireless module 102;
the wireless module 102 is configured to receive a control instruction, which is fed back by the control center and indicates the electrical equipment to be switched on or switched off, and send the control instruction to the switch module 103;
the switch module 103 is configured to execute the control instruction.
In an alternative embodiment, the electrical equipment may be an air conditioner, or a humidifier/dehumidifier, or a lighting device, and the like, and the metering module 101 in the dc power meter meters status information of the electrical equipment, that is, whether the ambient temperature is appropriate, whether the air conditioner needs to be turned on; or whether the humidity of the environment is appropriate, whether it is necessary to add humidity or remove moisture; or whether the light intensity of the environment is dark or not and whether the lighting equipment needs to be turned on or not; the metering module 101 meters and determines the state information, and sends the state information to the control center through the wireless module 102, the control center feeds back a control instruction for instructing the opening and closing of the electrical equipment according to the state information, that is, when the temperature of the environment is too low, the control center sends a control instruction for opening the air conditioner warm air to the switch module 103 so that the switch module 103 executes the operation instruction to open the switch, or when the environment is too dry, the control instruction for opening the humidifier is sent to the switch module 103 so that the switch module 103 executes the operation instruction to open the switch, thereby increasing the humidity, or when the day is dark, the control instruction for opening the lighting equipment is sent to the switch module 103 so that the switch module 103 executes the operation instruction to open the lighting equipment, thereby providing the lighting.
In the above embodiments, the electrical equipment is not limited.
In an alternative embodiment, the dc power meter is connected to an ac load or a commercial power through the switching power supply 104; the switching power supply 104 is used for ac-dc conversion. The ac load or the utility power supplies ac power, and therefore a switching power supply 104 is required to convert the ac power into dc power to operate the dc power meter.
Fig. 2 is a schematic structural diagram of a control based on multiple dc power meters according to an embodiment of the present invention, as shown in fig. 2:
in an alternative embodiment, the wireless module 102 communicates with the control center through a wireless gateway 106.
The wireless gateway 106 receives the state information sent by the wireless module 102 and sends the state information to the control center, so that the control center determines a corresponding control instruction according to the state information; and the control module is used for receiving a control instruction which is fed back by the control center and indicates the electrical equipment to be switched on and switched off, and sending the control instruction to the switch module 103.
In an optional embodiment, the dc power meter further includes: an AD sampling module 105; the AD sampling module 105 is arranged between the metering module 101 and the electric equipment, and is used for sampling the current of the electric equipment in real time and sending sampled data obtained by sampling to the metering module 101.
The AD sampling module can set sampling frequency, namely, a plurality of points are selected for the current data of the electrical equipment to form final sampling data, and the final sampling data is sent to the metering module.
In an optional embodiment, the wireless module 102 is used for forming an ad hoc network with the wireless modules 102 in the dc electric energy meters corresponding to other electrical devices.
Each electrical device is provided with a direct current electric energy meter, and the wireless modules 102 in the direct current electric energy meters can be self-networked with each other.
In an optional embodiment, the control center is disposed in the electrical device corresponding to the dc power meter, or disposed in the wireless gateway 106, or is independent of the wireless gateway 106 and wirelessly connected to the ad hoc network; and carrying out wireless communication with all direct current electric energy meters in the ad hoc network through the ad hoc network.
The control center can be arranged in the electrical equipment corresponding to the direct current electric energy meter, when the control center is arranged in the electrical equipment, the wireless module 102 in the direct current electric energy meter directly receives the state information sent by the metering module 101 and sends the state information to the control center in the electrical equipment, the control center feeds back a control instruction for indicating the opening and closing of the electrical equipment to the wireless module, and the wireless module 102 sends the control instruction to the switch module 103 to indicate the opening or closing of the switch in the electrical equipment.
The control center can be arranged in the wireless gateway 106, when the control center is arranged in the wireless gateway 106, the wireless module 102 in the direct current electric energy meter directly receives the state information sent by the metering module 101 and sends the state information to the wireless gateway 106, the wireless gateway 106 sends the state information to the mobile phone APP and/or the webpage upper layer software, receives the control instruction fed back by the mobile phone APP and/or the webpage upper layer software and indicating the opening and closing of the electrical equipment, and sends the control instruction to the switch module 103 to indicate the opening and closing of the switch in the electrical equipment.
The control center can be independent of the wireless gateway 106 to be wirelessly connected with the ad hoc network, and wirelessly communicates with all the direct current electric energy meters in the ad hoc network through the ad hoc network, the wireless module 102 in the direct current electric energy meters performs ad hoc network, the control center can directly send a control instruction to the wireless module 102 after the ad hoc network, and the wireless module 102 sends the control instruction to the switch module 103 to instruct the switch in the electrical equipment to be turned on or turned off.
In an optional embodiment, the control instruction for instructing the electrical equipment to open and close, which is fed back by the control center, is made according to the state information of the electrical equipment and/or the state information of other electrical equipment.
The electrical devices may be multiple, for example: the air conditioner and the temperature sensor work together, wherein the air conditioner and the temperature sensor are both provided with direct current electric energy meters, and the metering modules 101 in the two direct current electric energy meters meter state information of the air conditioner and the temperature sensor, namely whether the environment temperature is proper or not and whether the air conditioner needs to be turned on or not; the metering module meters and determines the status information and sends the status information to the wireless module 102.
At this time, in a preferred embodiment, the wireless module 102 sends the state information of the temperature sensor to the mobile phone APP through the wireless gateway, assuming that the ambient temperature 22 ℃ of the human body is the most suitable temperature, and at this time, the mobile phone APP displays 25 ℃ according to the state information sent by the wireless gateway 106, and exceeds the comfortable temperature, the mobile phone APP automatically feeds back an instruction indicating that the air conditioner reduces a certain temperature or indicating that the air conditioner is turned off to the wireless gateway 106, the wireless gateway 106 sends the instruction to the wireless module 102, and the wireless module 102 transmits the instruction to the switch module 103 to reduce the temperature of the air conditioner or turn off the air conditioner.
In a preferred embodiment, the wireless module 102 sends the state information of the temperature sensor to the mobile phone APP through the wireless gateway 106, and the person actively reduces the temperature of the air conditioner or turns off the air conditioner through a remote control or other control device according to the temperature displayed on the mobile phone APP.
In another preferred embodiment, the wireless module 102 in the temperature sensor and the wireless module 102 in the air conditioner sensor perform ad hoc network, the wireless module 102 sends the state information of the temperature sensor to the mobile phone APP through the ad hoc network, and meanwhile, the mobile phone APP feeds back an instruction indicating that the air conditioner reduces a certain temperature or indicates that the air conditioner is turned off, and transmits the instruction to the switch module 103 through the wireless module 102 after ad hoc network to reduce the temperature of the air conditioner or turn off the air conditioner.
Fig. 3 is a flowchart of a method for controlling a dc power meter according to an embodiment of the present invention, and as shown in fig. 3, the method includes:
step 201, measuring state information of electrical equipment correspondingly connected with the direct current electric energy meter, and sending the state information to a control center;
step 202, receiving a control instruction which indicates the opening and closing of the electrical equipment and is fed back by the control center;
step 203, executing the control instruction.
The invention provides a control method for controlling the on and off of each electrical equipment through a direct current electric energy meter. The control method can automatically control the on-off state of the electrical equipment in real time according to the actual condition, and is convenient for users to meet the requirements.
In an optional embodiment, the status information at least comprises: ambient temperature, or humidity, or light intensity. The electrical equipment can be an air conditioner, or a humidifier/dehumidifier, or a lighting device, and the like, and the metering module 101 in the direct current electric energy meter meters the state information of the electrical equipment, namely whether the environment temperature is proper or not and whether the air conditioner needs to be turned on or not; or whether the humidity of the environment is appropriate, whether it is necessary to add humidity or remove moisture; or whether the light intensity of the environment is dark or not and whether the lighting equipment needs to be turned on or not; the metering module 101 meters and determines the state information, and sends the state information to the control center through the wireless module 102, the control center feeds back a control instruction for instructing the opening and closing of the electrical equipment according to the state information, that is, when the temperature of the environment is too low, the control center sends a control instruction for opening the air conditioner warm air to the switch module 103 so that the switch module 103 executes the operation instruction to open the switch, or when the environment is too dry, the control instruction for opening the humidifier is sent to the switch module 103 so that the switch module 103 executes the operation instruction to open the switch, thereby increasing the humidity, or when the day is dark, the control instruction for opening the lighting equipment is sent to the switch module 103 so that the switch module 103 executes the operation instruction to open the lighting equipment, thereby providing the lighting.
In the above embodiments, the electrical equipment is not limited.
In an optional embodiment, the receiving a control instruction indicating opening and closing of the electrical device, which is fed back by the control center, includes: and receiving a control instruction which is fed back by the control center and indicates the opening and closing of the electrical equipment according to the group number which corresponds to the electrical equipment one by one.
The method comprises the steps that electric equipment and corresponding electric equipment group numbers thereof are preset by mobile phone APP or webpage upper-layer software, working tables corresponding to the electric equipment group numbers one to one are generated and stored in the mobile phone APP or the webpage upper-layer software;
when the mobile phone APP or the webpage upper layer software needs to issue a control instruction to the electrical equipment, the electrical equipment group number corresponding to the electrical equipment one by one is inquired in a working table in the mobile phone APP or the webpage upper layer software and is written into the control instruction, and then the on-off state of the electrical equipment is controlled.
In an optional real-time manner, the sending the status information to the control center includes: sending the state information to a control center through a gateway; the receiving of the control instruction which indicates the opening and closing of the electrical equipment and is fed back by the control center comprises: and receiving a control instruction which indicates the opening and closing of the electrical equipment and is fed back by the control center through the gateway.
By arranging the wireless gateway, interconnection among different protocols can be realized, namely, the state information received by the wireless module can be sent to the control center.
In an optional embodiment, before the measuring the status information of the electrical device correspondingly connected to the dc power meter, the method includes: and sampling the current of the electrical equipment in real time through an AD sampling module.
The AD sampling module can set sampling frequency, namely, a plurality of points are selected for the current data of the electrical equipment to form final sampling data, and the final sampling data is sent to the metering module.
In an optional real-time manner, the sending the status information to the control center includes: sending the state information to a control center through an ad hoc network; the receiving of the control instruction which indicates the opening and closing of the electrical equipment and is fed back by the control center comprises: receiving a control instruction which indicates the opening and closing of the electrical equipment and is fed back by the control center through the ad hoc network; the ad hoc network is composed of wireless modules in the direct current electric energy meter and wireless modules of other direct current electric energy meters, and the control center is arranged in the other direct current electric energy meters.
Each electrical device is provided with a direct current electric energy meter, and the wireless modules 102 in the direct current electric energy meters can be self-networked with each other; the control center can be arranged in the electrical equipment corresponding to the direct current electric energy meter, when the control center is arranged in the electrical equipment, the wireless module 102 in the direct current electric energy meter directly receives the state information sent by the metering module 101 and sends the state information to the control center in the electrical equipment, the control center feeds back a control instruction for indicating the opening and closing of the electrical equipment to the wireless module, and the wireless module 102 sends the control instruction to the switch module 103 to indicate the opening or closing of the switch in the electrical equipment.
The control center can also be arranged in the wireless gateway 106, when the control center is arranged in the wireless gateway 106, the wireless module 102 in the direct current electric energy meter directly receives the state information sent by the metering module 101 and sends the state information to the wireless gateway 106, the wireless gateway 106 sends the state information to the mobile phone APP and/or the webpage upper layer software, receives a control instruction fed back by the mobile phone APP and/or the webpage upper layer software and indicating the opening and closing of the electrical equipment, and sends the control instruction to the switch module 103 to indicate the opening and closing of the switch in the electrical equipment.
The control center can be independent of the wireless gateway 106 to be wirelessly connected with the ad hoc network, and wirelessly communicates with all the direct current electric energy meters in the ad hoc network through the ad hoc network, the wireless module 102 in the direct current electric energy meters performs ad hoc network, the control center can directly send a control instruction to the wireless module 102 after the ad hoc network, and the wireless module 102 sends the control instruction to the switch module 103 to instruct the switch in the electrical equipment to be turned on or turned off.
Further, the present invention also provides a computer-readable storage medium, on which a computer program is stored, characterized in that the program, when executed by a processor, implements the method as described above.
The invention is further illustrated by the following preferred examples:
the invention provides a direct current electric energy meter based on a LoRA wireless networking, wherein each electric appliance is provided with a LoRA wireless direct current electric energy meter, wireless ad hoc networking can be carried out among the LoRA wireless direct current electric energy meters, and unified management is carried out through webpage upper-layer software; the switch of each electrical equipment can be controlled at any position through the LORA wireless direct current electric energy meter, so that convenience is provided for users; and through the wireless networking technology, a private network system can be established, and each electric appliance can be configured and combined, so that the system custom configuration and the intelligent management of the spatial area switch are realized.
The wireless networking network comprises a LORA wireless direct current electric energy meter, a wireless ad hoc network, a wireless gateway, an air conditioner, a humidifier/dehumidifier, a temperature sensor and a humidity sensor.
The air conditioner, the humidifier/dehumidifier, the temperature sensor and the humidity sensor power supply circuit are provided with a LoRA wireless direct current electric energy meter and are controlled by a LoRa wireless switch. The LORA wireless direct current electric energy meter controls the on-off states of the air conditioner and the humidifier/dehumidifier, receives energy consumption metering data and transmits the energy data to the wireless gateway through the wireless ad hoc network. The loRA wireless direct current electric energy meter also receives temperature data from the temperature sensor and humidity data from the humidity sensor, and transmits the temperature data and the humidity data to the wireless gateway via the wireless ad hoc network.
Fig. 1 shows a structure diagram of a loRA wireless dc power meter, each component of the loRA wireless dc power meter includes the following parts:
switching power supply: the controller is used for converting alternating current into proper direct current voltage to work;
a metering module: the system is used for data acquisition, state detection and control, data analysis and communication;
an AD sampling module: collecting data of the current sensor, and sending the data to a processor for analysis and processing;
a switch module: the control signal is a switching signal of a control object of the original switch.
The invention provides another embodiment of a loRA-based wireless private networking network system, as shown in fig. 4.
1, the mobile phone APP or the webpage upper layer software presets the room lamp tube and the corresponding lighting equipment group number, generates a working table in one-to-one correspondence of the room lamp tube and the lighting equipment group number, and stores the working table in the mobile phone APP or the webpage upper layer software.
And 2, inquiring a working table stored in the mobile phone APP or webpage upper layer software according to the lighting requirement, determining the lighting equipment required to be controlled by the user, and acquiring the lighting equipment group number corresponding to the lamp tube required to be controlled.
And 3, carrying out wireless ad hoc network between the wireless direct current electric energy meters through the mobile phone APP or webpage upper layer software, sending a wireless control instruction carrying the lighting equipment group number to each lighting equipment, receiving and forwarding a wireless control command by the lighting equipment, and executing corresponding operation.
And 4, if the LoRA wireless direct current electric energy meters receive the wireless control command mutually, then the wireless control command is sent to the lighting equipment corresponding to the lighting equipment group number through the wireless ad hoc network among the LoRA wireless direct current electric energy meters, and the lighting state of the lighting equipment is controlled.
The technical scheme has the following beneficial effects: the invention adopts a DC electric energy meter innovatively, so that the state information of the electric equipment can be measured in real time and sent to the control center through the wireless module; and the control center feeds back a control instruction for indicating the opening and closing of the electrical equipment and sends the control instruction to the switch module through the wireless module so as to realize the automatic opening and closing of the switch. Therefore, the problem that the control of the electrical equipment in the prior art cannot meet actual requirements is solved, the on-off state of each electrical equipment can be automatically controlled in real time according to actual conditions, and the requirements of users are facilitated.
The product can execute the method provided by the embodiment of the invention, and has corresponding functional modules and beneficial effects of the execution method. For technical details that are not described in detail in this embodiment, reference may be made to the method provided by the embodiment of the present invention.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
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; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (14)
1. A direct current electric energy meter, characterized in that the direct current electric energy meter comprises:
the device comprises a metering module, a wireless module and a switch module;
the metering module is connected with the electrical equipment corresponding to the direct current electric energy meter and used for metering the state information of the electrical equipment and sending the state information to the control center through the wireless module;
the wireless module is used for receiving a control instruction which is fed back by the control center and indicates the electric equipment to be switched on and switched off, and sending the control instruction to the switch module;
the switch module is used for executing the control instruction.
2. The direct current electric energy meter according to claim 1, wherein the direct current electric energy meter is connected with an alternating current load or commercial power through a switching power supply;
the switching power supply is used for alternating current-direct current conversion.
3. The direct current electric energy meter according to claim 1, wherein the wireless module communicates with the control center through a wireless gateway.
4. The dc power meter of claim 1, further comprising: an AD sampling module;
the AD sampling module is arranged between the metering module and the electric equipment and used for sampling the current of the electric equipment in real time and sending sampled data obtained by sampling to the metering module.
5. The direct current electric energy meter according to claim 1, wherein the wireless module is used for forming an ad hoc network with wireless modules in the direct current electric energy meter corresponding to other electrical equipment.
6. The DC power meter according to claim 5,
the control center is arranged in the electrical equipment corresponding to the direct current electric energy meter, or arranged in the wireless gateway, or is independent of the wireless gateway and is in wireless connection with the ad hoc network;
and carrying out wireless communication with all direct current electric energy meters in the ad hoc network through the ad hoc network.
7. The direct current electric energy meter according to claim 6, wherein the control command for indicating the opening and closing of the electrical equipment fed back by the control center is made according to the state information of the electrical equipment and/or the state information of other electrical equipment.
8. An electrical apparatus, characterized in that the electrical apparatus comprises a direct current electric energy meter according to any one of claims 1 to 7.
9. A control method of a direct current electric energy meter is characterized by comprising the following steps:
measuring the state information of the electrical equipment correspondingly connected with the direct current electric energy meter, and sending the state information to a control center;
receiving a control instruction which is fed back by the control center and indicates the opening and closing of the electrical equipment;
and executing the control instruction.
10. The method according to claim 9, wherein the receiving of the control instruction indicating the opening and closing of the electrical device fed back by the control center comprises:
and receiving a control instruction which is fed back by the control center and indicates the opening and closing of the electrical equipment according to the group number which corresponds to the electrical equipment one by one.
11. The method of claim 9,
the sending the state information to a control center comprises: sending the state information to a control center through a gateway;
the receiving of the control instruction which indicates the opening and closing of the electrical equipment and is fed back by the control center comprises:
and receiving a control instruction which indicates the opening and closing of the electrical equipment and is fed back by the control center through the gateway.
12. The method according to claim 9, wherein before the measuring the status information of the electrical devices correspondingly connected to the dc power meter, the method comprises:
and sampling the current of the electrical equipment in real time through an AD sampling module.
13. The method of claim 9, wherein:
the sending the state information to a control center comprises: sending the state information to a control center through an ad hoc network;
the receiving of the control instruction which indicates the opening and closing of the electrical equipment and is fed back by the control center comprises:
receiving a control instruction which indicates the opening and closing of the electrical equipment and is fed back by the control center through the ad hoc network;
the ad hoc network is composed of wireless modules in the direct current electric energy meter and wireless modules of other direct current electric energy meters, and the control center is arranged in the other direct current electric energy meters.
14. A computer-readable storage medium, on which a computer program is stored, which program, when being executed by a processor, carries out the method according to any one of claims 9 to 13.
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| CN202011418980.9A CN112506064A (en) | 2020-12-07 | 2020-12-07 | Direct current electric energy meter and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011418980.9A CN112506064A (en) | 2020-12-07 | 2020-12-07 | Direct current electric energy meter and control method thereof |
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