CN110736870A - Current detection device and control method thereof, medium, platform end and monitoring system - Google Patents
Current detection device and control method thereof, medium, platform end and monitoring system Download PDFInfo
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- CN110736870A CN110736870A CN201911150381.0A CN201911150381A CN110736870A CN 110736870 A CN110736870 A CN 110736870A CN 201911150381 A CN201911150381 A CN 201911150381A CN 110736870 A CN110736870 A CN 110736870A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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Abstract
The current detection device comprises a control module and a current acquisition module, wherein the current acquisition module is arranged near a power line of a th device in a non-contact mode, senses the working current of a th device and converts the working current into a reference value, the control module is electrically connected with the current acquisition module and is used for receiving the reference value, when the working current of the th device is determined to meet a preset condition according to the reference value, the current reference value is sent to the platform end, so that the current operation state of the th device or alarm information is determined by the platform end according to the type of an interval to which the reference value belongs, the current acquisition module is arranged near the power line of a nd device in a non-contact mode, the condition that the th device fails due to the defect of the current acquisition module is avoided, and a worker can know the operation condition or alarm information of the th device in real time.
Description
Technical Field
The application relates to the technical field of equipment state monitoring, in particular to current detection devices, a control method, a medium, a platform end and a monitoring system thereof.
Background
With the development of the technology of the internet of things, the concept of interconnection of everything is gradually accepted by the market and has mature application in a plurality of fields, and in the application of the technology of the internet of things, the monitoring of the working current of equipment is important works.
The existing devices for monitoring the working current adopt a bypass resistor sampling mode to obtain the working current of the equipment, however, the mode easily introduces higher fault risk and increases the safety hazard.
Another existing devices for monitoring the operating current can directly cut off the power supply of the equipment when the operating current of the equipment is detected to exceed the limit, which can increase the safety hazard of the medical equipment during the use process.
Disclosure of Invention
Aiming at the defects of the existing mode, the application provides current detection devices, a control method, a medium, a platform end and a monitoring system thereof, and aims to solve the technical problem that the existing device for monitoring working current is easy to increase the potential safety hazard of monitored equipment.
, the embodiment of the application provides current detection devices, which include a control module and a current collection module;
the current acquisition module is arranged near a power line of the th device in a non-contact manner, senses the working current of the th device and converts the working current into a reference value;
and the control module is electrically connected with the current acquisition module and used for receiving the reference value, sending the current reference value to the platform end when the working current of the th equipment meets the preset condition according to the reference value, and determining the current operation state of the th equipment or outputting alarm information by the platform end according to the type of the interval to which the reference value belongs.
In a second aspect, an embodiment of the present application provides platform terminals, configured to receive a reference value sent by a current detection device, and determine an operation state of a th device or output alarm information according to a type of an interval to which the reference value belongs;
the reference value is the current reference value sent when the control module of the current detection device determines that the working current of the th device meets the preset condition.
In a third aspect, an embodiment of the present application provides an monitoring system for an apparatus working body, including a current detection device and a platform end, where a control module of the current detection device is connected to the platform end in a communication manner.
In a fourth aspect, an embodiment of the present application provides a control method for current detection devices, which is applied to the current detection device provided in the embodiment of the present application, and includes:
receiving a reference value, wherein the reference value is obtained by converting the sensed working current of the th equipment by a current acquisition module;
and when the working current of the th equipment is determined to meet the preset condition according to the reference value, sending the current reference value to the platform end, so that the platform end determines the current operation state of the th equipment or outputs alarm information according to the type of the interval to which the current reference value belongs.
In a fifth aspect, the present application provides computer-readable storage media, where the computer-readable storage media store a computer program, and the computer program is executed by a processor to implement the control method of the current detection apparatus provided in the present application.
The technical scheme provided by the embodiment of the application at least has the following beneficial effects:
in the current detection device for the equipment state provided by the embodiment, the current acquisition module is arranged near a power line of the th equipment in a non-contact mode, so that the problem that the th equipment fails due to the defects of the current acquisition module is avoided, and the potential safety hazard of the th equipment is reduced.
Moreover, the monitoring device does not autonomously cut off the power supply of the th equipment, so that the power utilization stability of the th equipment is ensured, and the potential safety hazard is reduced in a step .
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
The foregoing and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic view of a monitoring system for kinds of device working bodies according to an embodiment of the present application, including a current detection device and a platform end;
FIG. 2 is a schematic diagram of a positional relationship between the current transformer and the power line in FIG. 1;
FIG. 3 is a schematic diagram of a usage status of another kinds of monitoring systems for operation of devices, which includes a current detection device and a platform end;
FIG. 4 is a schematic diagram of the position relationship between the current transformer and the power line in FIG. 3;
fig. 5 is a schematic flowchart of a control method of current detection devices according to an embodiment of the present application.
The reference numerals are explained as follows:
100-current detection means;
1-a control module;
2-a current collection module; 21-a current transformer; 22-a signal conversion unit;
3-communication module, 31- th communication unit, 32-second communication unit;
4-a power supply module; 41-a voltage conversion unit; 42-a battery;
5-an indicator light;
6-key press;
200-platform end;
300-device -power line 301.
Detailed Description
Reference will now be made in detail to the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar parts or parts having the same or similar functions throughout. In addition, if a detailed description of the known art is not necessary for illustrating the features of the present application, it is omitted. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.
It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of in the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein as .
It will be understood by those within the art that, unless specifically stated otherwise, as used herein, the singular forms "", "", "said", and "the" can include the plural forms as well, it should be further understood at that the term "comprising" as used in the specification of this application refers to the presence of stated features, integers, steps, operations, elements, and/or components, but does not preclude the presence or addition of or more other features, integers, steps, operations, elements, components, and/or groups thereof.
In the embodiment of the application, the current detection device 100 is in communication connection with the platform 200, the current detection device 100 is arranged at the position of the th equipment 300, detects the working current of the th equipment 300 and converts the working current into a reference value, and when the working current of the th equipment 300 is determined to meet a preset condition according to the reference value, the current reference value is sent to the platform 200, the platform 200 receives the reference value, determines the current running state of the th equipment 300 or outputs alarm information according to the type of the interval to which the reference value belongs, and sends information including the identity of the current detection device 100 and the current reference value to the client
The database stores th equipment 300 account information and identity information of the current detection device 100, and th equipment 300 account information is associated with the identity information of the corresponding current detection device 100.
The embodiments of the present application provide current sensing devices 100, as shown in fig. 1 and 3, including a control module 1 and a current collection module 2.
And the current collecting module 2 is arranged near the power line 301 of the th device 300 in a non-contact manner, senses the working current of the th device 300 and converts the working current into a reference value.
The control module 1 is electrically connected to the current collecting module 2, and configured to receive the reference value, and send the current reference value to the platform end 200 when it is determined that the working current of the -th device 300 meets the preset condition according to the reference value, so that the platform end 200 determines the current operating state of the -th device 300 or outputs alarm information according to the type of the interval to which the reference value belongs.
The current in the power line 301 of the th device 300 is the working current of the th device 300, and the current collection module 2 can generate an induced current according to the electromagnetic induction principle according to the working current of the th device 300. the current collection module 2 has an analog-to-digital conversion function and converts the induced current into a reference value (i.e., a digital signal). the working current of the th device 300, the induced current and the reference value have a preset conversion relationship with each other, and when the working current changes, the induced current and the reference value also change accordingly, so the control module 1 can determine the working current of the th device 300 according to the reference value.
The preset condition to be satisfied by the operating current of the -th device 300 may be whether the amount of change in the operating current exceeds a current change threshold or whether the operating current exceeds a rated current value.
In the embodiments of the present application, the staff member can set the preset condition at the platform end 200, for example, the staff member can input or select the specific value range of the current variation threshold and/or the rated current value, and the platform end 200 sends the information of the preset condition set by the staff member to the current detection device 100 for storage.
In the current detection apparatus 100 for device status provided in the embodiment, the current collection module 2 is disposed near the power line 301 of the -th device 300 in a non-contact manner, so as to avoid a fault of the -th device 300 due to a defect of the current collection module 2 itself, and reduce a potential safety hazard of the -th device 300. the control module 1 interacts with the platform 200 through information, and can timely determine a current operation status of the -th device 300 or output alarm information, so that a worker can know an operation status of the -th device 300 or know the alarm information in real time, so as to timely take corresponding measures to ensure normal operation of the -th device 300.
Moreover, the monitoring device does not autonomously cut off the power supply of the th equipment 300, so that the power utilization stability of the th equipment 300 is ensured, and the potential safety hazard is further reduced by .
In the embodiments of the present application, the current collection module 2 includes a current transformer 21 and a signal conversion unit 22.
The current transformer 21 is configured to be disposed in a non-contact manner near the power line 301 of the th device 300, and generates an induced current according to an operating current of the th device 300.
And a signal conversion unit 22 electrically connected to the current transformer 21 and the controller, respectively, for receiving the induced current and converting the induced current into a reference value.
The current transformer 21 generates an induced current with a corresponding magnitude according to the magnitude of the current in the power line 301 of the -th device 300 according to the principle of electromagnetic induction, and transmits the induced current to the signal conversion unit 22, the signal conversion unit 22 is configured to perform analog-to-digital conversion, generate a corresponding reference value according to the magnitude of the induced current, and transmit the reference value to the control module 1.
The current collection module 2 shown in fig. 1 may be suitable for a th device 300 with a two-phase power working power supply, for example, the th device 300 may have a working voltage of 220V (volts), a working voltage of 16A (amperes) or 10 a. the current collection module 2 shown in fig. 3 may be suitable for a th device 300 with a three-phase power working power supply, for example, the th device 300 may have a working voltage of 380V.
Alternatively, the -th device 300 may be a medical device, or a device in other fields.
In fig. 2, a line L is Live (Live) in the power line 301 of the th appliance 300, a line N is Null (Null) in the power line 301 of the th appliance 300, and a line E is Earth (Earth) in the power line 301 of the th appliance 300, the current collection module 2 includes 1 current transformer 21, the line L of the th appliance 300 is inserted in the current transformer 21, and none of the line L, the line N, and the line E is in contact with the current transformer 21.
In fig. 4, lines L1, L2 and L3 are 3 live lines in the power cord 301 of the th device 300, and line N is a zero line in the power cord 301 of the th device 300 the current collection module 2 includes 3 current transformers 21, lines L1, L2 and L3 of the th device 300, respectively, are inserted into the corresponding current transformers 21, and none of lines L1, L2, L3 and N is in contact with the current transformers 21.
In embodiments of the present application, when the control module 1 determines that the working current of the th device 300 meets the preset condition according to the reference value, the sending of the reference value to the platform 200 includes:
the control module 1 determines the variation of the working current of the th device 300 according to the previous times of reference values and the current reference value, if the variation exceeds the current variation threshold, the control module 1 sends the current reference value to the platform 200.
In embodiments of the present application, when the control module 1 determines that the working current of the th device 300 meets the preset condition according to the reference value, the sending of the reference value to the platform 200 includes:
the control module 1 determines the variation of the working current of the th device 300 according to the previous times of reference values and the current reference value, and if the variation does not exceed the current variation threshold, the control module 1 sends the current reference value to the platform 200 at a preset time.
The control module 1 may periodically receive the reference value output by the current collecting module 2, if the variation of the operating current of the th device 300 does not exceed the current variation threshold, the control module 1 may periodically transmit the reference value to the platform 200, and if the variation of the operating current of the th device 300 exceeds the current variation threshold, the control module 1 may immediately transmit the reference value to the platform 200 even if the preset time is not reached.
For example, the control module 1 receives the reference value output by the current collection module 21 time every 1 second, and sends the reference value to the platform end 200 1 time every 1 minute, if the variation of the operating current of the -th device 300 does not exceed the current variation threshold, the control module 1 receives 60 reference values in minutes and then sends the 60 reference values to the platform end 200 at the same time, of course, the frequency of receiving and sending the reference value by the control module 1 may be other values, for example, the control module 1 sends reference values to the platform end 200 every 2 minutes, and sends 120 reference values each time.
Assuming that the control module 1 receives the reference value output by the current collection module 2 every 1 second for 1 time, when the control module 1 receives times of reference values in the 59 th second, the control module 1 determines the variation of the working current of the th device 300 according to the reference value received in the 58 th second and the reference value received in the 59 th second, if the control module 1 needs to send the reference value to the platform 200, the reference value received in the 59 th second is sent.
Alternatively, the staff may set a preset condition at the platform end 200, for example, the staff may input or select a specific numerical range of the current variation threshold, and the platform end 200 sends the information of the current variation threshold set by the staff to the current detection device 100 for storage. Of course, the platform end 200 may also send and store information of the default current variation threshold to the current detection device 100.
In embodiments of the present application, when the control module 1 determines that the working current of the th device 300 meets the preset condition according to the reference value, the sending of the reference value to the platform 200 includes:
the control module 1 determines the current working current of the device 300 according to the current reference value, and if the current working current exceeds the rated current value, the control module 1 sends the current reference value to the platform 200.
For example, the control module 1 receives the reference value output by the current collection module 2 every 1 second, and receives the reference value 60 times in minutes.
Assuming that the control module 1 receives the reference value output by the current collection module 2 every 1 second for 1 time, when the control module 1 receives times of reference values in the 59 th second, the control module 1 determines the current working current of the th device 300 according to the reference value received in the 59 th second, and if the current working current exceeds the rated current value, the control module 1 sends the reference value received in the 59 th second to the platform end 200.
Alternatively, the operator may set a preset condition at the platform end 200, for example, the operator may input or select a specific numerical range of the rated current value, and the platform end 200 sends the information of the rated current value set by the operator to the current detection device 100 for storage. Of course, the platform end 200 may transmit and store information of the default rated current value to the current detection device 100.
In the current detection apparatus 100 provided in the embodiment of the present application, under the condition that the transmission frequency of the reference value set by the control module 1 is low, the control module 1 may also send the reference value in time when the variation of the operating current of the -th device 300 does not exceed the current variation threshold or the current operating current of the -th device 300 exceeds the rated current value, so as to reduce the time delay of information sending.
In embodiments of the present application, the control module 1 sending the current reference value to the platform 200 when determining that the working current of the th device 300 meets the preset condition according to the reference value includes the control module 1 sending the current reference value and the identity information of the current detection apparatus 100 to the platform 200 when determining that the working current of the th device 300 meets the preset condition according to the reference value.
The platform end 200 receives the reference value and the identity information of the current detection device 100, the platform end 200 determines the th equipment 300 corresponding to the current detection device 100 according to the identity information, determines the operation state of the th equipment 300 corresponding to the current detection device 100 according to the type of the interval to which the reference value belongs, or outputs the alarm information of the th equipment 300 corresponding to the current detection device 100.
Specifically, the platform 200 determines, according to the identity information of the current detection apparatus 100, the ledger information of the th device 300 associated with the identity information, thereby determining the th device 300 corresponding to the current detection apparatus 100.
In the embodiments of the present application, the current sensing device 100 has an anti-unplugging module (not shown) that can be in the form of a physical anti-unplugging and an inductive anti-unplugging, and the plug on the power cord 301 of the device 300 can be disposed in the anti-unplugging module.
In embodiments of the present application, the current detection device 100 further comprises a communication module 3. the control module 1 is electrically connected with the communication module 3, and sends the reference value to the platform end 200 through the communication module 3.
The communication module 3 may include an th communication unit 31 and a second communication unit 32, and the control module 1 transmits the reference value to the platform side 200 through the th communication unit 31, and the second communication unit 32 is used to implement a location function.
The th communication unit 31 includes at least of a module for Wireless-Fidelity (Wi-Fi) communication, a module for the 4th Generation mobile communication technology (4G) communication, and a module for the LoRa communication.
Optionally, the -th communication unit 31 may further include a module for communication in Long Term Evolution (LTE), a module for communication in second Generation mobile communication technology (2nd-Generation wireless communication technology, 2G), a module for communication in 3rd-Generation wireless communication technology (3G), a module for communication in 5th Generation mobile communication technology (5G), and so on.
The second communication unit 32 may include a Bluetooth (Bluetooth) module. The Bluetooth module can communicate with a Bluetooth base station in a working environment to realize a positioning function.
Optionally, the bluetooth module may be set to a slave mode, and when the worker performs work according to a plan, the bluetooth system of the terminal device 400 held by the worker may automatically identify the bluetooth module and complete pairing, thereby implementing functions of routing inspection, maintenance, and automatic card punching by a maintenance worker.
In the embodiments of the present application, the current detection device 100 further comprises a power module 4. the power module 4 can be electrically connected with the control module 1, the current collection module 2 and the communication module 3 to provide power.
Alternatively, as shown in fig. 1 and 3, the power supply module 4 includes a voltage conversion unit 41. The voltage conversion unit 41 is electrically connected to an external alternating current (such as a commercial power) and configured to convert the alternating current into a direct current of a predetermined magnitude, and the voltage conversion unit 41 is electrically connected to the control module 1, the current collection module 2, and the communication module 3 and configured to provide an electric energy having a corresponding voltage.
In the embodiments of the present application, as shown in fig. 1 and fig. 3, an external ac power is electrically connected to a receiving terminal (220VAC) in the voltage conversion unit 41, the ac power passes through a protection circuit such as Electro-Magnetic sensitivity (EMS) and Electro-Magnetic Interference (EMI), and then is input to a conversion circuit (5VDC) to be converted into a 5V dc power, two Low Dropout regulators (LDOs) respectively convert the 5V dc power into a 3.3V dc power and a 4V dc power, and the 4V dc power can be connected to a 4G module in the communication unit 31, and the 3.3V dc power can be connected to other components or modules.
In the embodiments of the present application, as shown in fig. 1, the power module 4 further includes a battery 42, the battery 42 is electrically connected to the second communication unit 32. the battery 42 can store electric energy, and when the voltage conversion unit 41 is disconnected from the external ac power, the battery 42 supplies power to the second communication unit 32, so as to ensure that the second communication unit 32 can normally realize the positioning function.
Alternatively, the battery 42 may employ a button battery.
Alternatively, the battery 42 may be a rechargeable battery, and the battery 42 may be electrically connected to the voltage conversion unit 41.
It should be noted that the current detection apparatus 100 shown in fig. 3 can be applied to a relatively large -th device 300 (e.g., having an operating voltage of 380V), and since the position of the -th device 300 is relatively fixed and no positioning function is required like , the battery 42 may not be separately provided to supply power to the second communication unit 32.
In the embodiments of the present application, the current detection device 100 further includes an indicator light 5. the indicator light 5 is electrically connected to the power module 4 and the control module 1, respectively, and can be used to indicate the status of the current detection device 100.
In the embodiments of the present application, the current detection apparatus 100 further includes a button 6 (or switch), the button 6 is electrically connected to the power module 4 and the control module 1, respectively, and the staff member can actively send corresponding information to the platform end 200 through the button 6.
Based on the same concept as , the embodiment of the present application further provides a control method for types of current detection devices 100, which is applied to the current detection device 100 provided in the embodiment of the present application, and a flow chart of the control method is shown in fig. 5, and includes:
and S10, the control module 1 receives a reference value, and the reference value is obtained by converting the sensed working current of the equipment 300 by the current collection module 2.
The current in the power line 301 of the th device 300 is the working current of the th device 300, and the current collection module 2 can generate an induced current according to the electromagnetic induction principle according to the working current of the th device 300. the current collection module 2 has an analog-to-digital conversion function and converts the induced current into a reference value (i.e., a digital signal). the working current of the th device 300, the induced current and the reference value have a preset conversion relationship, and when the working current changes, the induced current and the reference value also change correspondingly.
And S20, the control module 1 sends the current reference value to the platform 200 when determining that the working current of the th equipment 300 meets the preset condition according to the reference value.
When the platform end 200 receives the reference value, it may determine the current operation state of the device 300 or output alarm information according to the type of the interval to which the reference value belongs.
In embodiments of the present application, the step S20 includes the control module 1 determining the variation of the operating current of the th device 300 according to the previous times of reference values and the current reference value, and if the variation exceeds the current variation threshold, the control module 1 sends the current reference value to the platform 200
In embodiments of the present application, the step S20 includes the control module 1 determining a variation of the operating current of the th device 300 according to the previous times of reference values and the current reference value, and if the variation does not exceed the current variation threshold, the control module 1 sends the current reference value to the platform 200 at a preset time.
In embodiments of the present application, the step S20 includes the control module 1 determining the current working current of the th device 300 according to the current reference value, and if the current working current exceeds the rated current value, the control module 1 sends the current reference value to the platform 200.
The control method of the current detection apparatus 100 provided in the embodiment of the present application has the same inventive concept and the same advantageous effects as the embodiments described above, and the content not shown in detail in the control method of the current detection apparatus 100 may refer to the embodiments described above, and is not described again here.
Based on the same inventive concept as , embodiments of the present application further provide computer-readable storage media, on which computer programs are stored, and the computer programs, when executed by a processor, implement the control method of the current detection apparatus 100 provided by the embodiments of the present application.
The computer readable medium includes, but is not limited to, any type of disk including floppy disks, hard disks, optical disks, CD-ROMs, and magneto-optical disks, ROMs, RAMs, EPROMs (ERasable PRogRammable Read-Only MemoRy), EEPROMs, flash MemoRy, magnetic or optical cards. That is, a readable medium includes any medium that stores or transmits information in a form readable by a device (e.g., a computer).
The computer-readable storage medium provided in the embodiments of the present application has the same inventive concept and the same advantages as the embodiments described above, and contents not shown in detail in the computer-readable storage medium may refer to the embodiments described above, and are not described herein again.
Based on the same inventive concept, the embodiment of the present application further provides platform terminals 200, where the platform terminals 200 are configured to receive the reference value sent by the current detection device 100, and determine the operation state of the th device 300 or output an alarm message according to the type of the interval to which the reference value belongs.
The reference value is the current reference value transmitted when the control module 1 of the current detection apparatus 100 determines that the operating current of the th device 300 satisfies the preset condition.
The current in the power line 301 of the th device 300 is the working current of the th device 300, and the current collection module 2 can generate an induced current according to the electromagnetic induction principle according to the working current of the th device 300. the current collection module 2 has an analog-to-digital conversion function and converts the induced current into a reference value (i.e., a digital signal). the working current of the th device 300, the induced current and the reference value have a preset conversion relationship, and when the working current changes, the reference value output by the control module 1 also changes.when the reference value is in different types of intervals, the platform terminal 200 performs different steps to output different results.A result output by the platform terminal 200 includes the operation state of the th device 300 or alarm information.
In embodiments of the present application, determining the operation state of the device 300 or outputting alarm information according to the type of the interval to which the reference value belongs includes:
(a) if the reference value is within the th interval, the platform end 200 determines the operation state of the th device 300 according to the reference value.
When the reference value is within the th interval, it indicates that the current working current of the th equipment 300 does not exceed the rated current value, so the platform end 200 only needs to determine the operation state of the th equipment 300 according to the reference value, and after the platform end 200 determines the operation state of the th equipment 300, the operation state information can be displayed to the staff.
(b) And if the reference value is in the second interval, outputting alarm information.
When the reference value is within the second interval, it indicates that the current working current of the -th device 300 exceeds the rated current value, so the platform end 200 needs to output alarm information to remind personnel to take corresponding measures in time.
In embodiments of the present application, the way of displaying the operation status information or outputting the alarm information by the platform end 200 includes controlling the display to display the corresponding information, outputting the corresponding information in a voice manner, or controlling the corresponding signal lamp to emit light to represent the corresponding information.
In embodiments of the present application, the operation state of the device 300 includes a power-off state, a standby state and an operating state, the determining, by the platform side 200, the operation state of the device 300 according to the reference value may include:
(a1) if the reference value is within the sub-interval of the th interval, it is determined that the operation state of the th device 300 is the shutdown state.
(a2) If the reference value is within the second sub-interval within the th interval, it is determined that the operation state of the th device 300 is the standby state.
(a3) If the reference value is within the third sub-interval within the th interval, it is determined that the operation state of the th device 300 is the operation state.
In embodiments of the present application, the platform end 200 receives the reference value sent by the current detection apparatus 100, and determines the operation state of the th device 300 or outputs the alarm information according to the type of the interval to which the reference value belongs, including the platform end 200 receiving the reference value and the identity information of the current detection apparatus 100, the platform end 200 determining the th device 300 corresponding to the current detection apparatus 100 according to the identity information, and determining the operation state of the th device 300 corresponding to the current detection apparatus 100 or outputting the alarm information of the th device 300 corresponding to the current detection apparatus 100 according to the type of the interval to which the reference value belongs.
Specifically, the platform 200 determines, according to the identity information of the current detection apparatus 100, the ledger information of the th device 300 associated with the identity information, thereby determining the th device 300 corresponding to the current detection apparatus 100.
The platform end 200 provided in the embodiment of the present application has the same inventive concept and the same advantageous effects as those of the foregoing embodiments, and the contents not shown in detail in the platform end 200 may refer to the foregoing embodiments, and are not described herein again.
Based on the same concept as , the embodiment of the present application further provides a monitoring system for kinds of working bodies of equipment, as shown in fig. 1 and fig. 3, the monitoring system includes a current detection device 100 provided in the embodiment of the present application, and a platform end 200 provided in the embodiment of the present application, and a control module 1 of the current detection device 100 is in communication connection with the platform end 200.
The current detection device 100 comprises a control module 1 and a current collection module 2, wherein the current collection module 2 is arranged near a power line 301 of an -th device 300 in a non-contact mode, senses an operating current of the -th device 300 and converts the operating current into a reference value.
And the control module 1 is electrically connected with the current collection module 2, and is configured to receive the reference value, and send the current reference value to the platform end 200 when determining that the working current of the -th device 300 meets the preset condition according to the reference value.
When the platform end 200 receives the reference value, it determines the current operation state of the device 300 or outputs alarm information according to the type of the interval to which the reference value belongs.
The monitoring system for the device operation body provided by the embodiment of the present application has the same inventive concept and the same advantageous effects as the foregoing embodiments, and the content not shown in detail in the monitoring system for the device operation body may refer to the foregoing embodiments, and is not described again here.
By applying the embodiment of the application, at least the following beneficial effects can be realized:
1. in the current detection device for the equipment state provided by the embodiment, the current acquisition module is arranged near a power line of the th equipment in a non-contact mode, so that the problem that the th equipment fails due to the defects of the current acquisition module is avoided, and the potential safety hazard of the th equipment is reduced.
Moreover, the monitoring device does not autonomously cut off the power supply of the th equipment, so that the power utilization stability of the th equipment is ensured, and the potential safety hazard is reduced in a step .
2. In the current detection apparatus provided in the embodiment of the present application, under the condition that the transmission frequency of the reference value set by the control module is low, the control module may also send the reference value in time when the variation of the operating current of the th device does not exceed the current variation threshold or the current operating current of the th device exceeds the rated current value, so as to reduce the time delay of information sending.
steps, having various operations, methods, steps in the flows, measures, solutions that have been discussed in this application can also be alternated, modified, combined, or deleted steps, having various operations, methods, steps in the flows, measures, solutions that have been discussed in this application can also be alternated, modified, rearranged, decomposed, combined, or deleted.
Thus, a feature defined as "", "second" may explicitly or implicitly include or more of that feature.
It should be understood that although the steps in the flow chart of the figure are shown in sequence as indicated by the arrows, the steps are not necessarily performed in the sequence indicated by the arrows, unless explicitly stated herein, the steps are not strictly limited in order of performance and may be performed in other sequences, moreover, at least part of the step of in the flow chart of the figure may include multiple sub-steps or multiple stages, which are not necessarily performed at the same time , but may be performed at different times, which are not necessarily performed in sequence, but may be performed in turn or alternately with at least part of the other steps or sub-steps or stages of the other steps.
The foregoing is only a partial embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the principle of the present application, and these modifications and decorations should also be regarded as the protection scope of the present application.
Claims (10)
- The current detection device is characterized by comprising a control module and a current acquisition module;the current acquisition module is arranged near a power line of the th device in a non-contact manner, senses the working current of the th device and converts the working current into a reference value;the control module is electrically connected with the current acquisition module and used for receiving the reference value, and sending the current reference value to a platform end when the working current of the th equipment meets the preset condition according to the reference value, so that the platform end determines the current running state of the th equipment or outputs alarm information according to the interval type to which the reference value belongs.
- 2. The current detection device according to claim 1, wherein when it is determined that the operating current of the th device satisfies the preset condition according to the reference value, sending the reference value to a platform end includes:determining the variation of the working current of the equipment according to the reference value of the previous times and the current reference value;and if the variation exceeds a current variation threshold, sending the current reference value to the platform end.
- 3. The current detection device according to claim 1, wherein when it is determined that the operating current of the th device satisfies the preset condition according to the reference value, sending the reference value to a platform end includes:determining the variation of the working current of the equipment according to the reference value of the previous times and the current reference value;and if the variation does not exceed the current variation threshold, sending the current reference value to the platform end at a preset moment.
- 4. The current detection device according to claim 1, wherein when it is determined that the operating current of the th device satisfies the preset condition according to the reference value, sending the reference value to a platform end includes:determining the current working current of the device according to the current reference value;and if the current working current exceeds the rated current value, sending the current reference value to the platform end.
- 5. The current detection device according to claim 1, wherein the current collection module comprises a current transformer and a signal conversion unit;the current transformer is arranged near a power line of the th device in a non-contact mode and generates induction current according to the working current of the th device;the signal conversion unit is respectively electrically connected with the current transformer and the controller, and is used for receiving the induced current and converting the induced current into the reference value.
- 6, platform ends, which are used for receiving a reference value sent by a current detection device, determining the operation state of a device or outputting alarm information according to the type of an interval to which the reference value belongs;the reference value is a current reference value sent when the control module of the current detection device determines that the working current of the th device meets the preset condition.
- 7. The platform end according to claim 6, wherein determining the operation state of the th device or outputting alarm information according to the interval type to which the reference value belongs comprises:if the reference value is within the th interval, determining the running state of the th equipment according to the reference value;and if the reference value is in the second interval, outputting alarm information.
- The monitoring system for the working state of the 8- equipment is characterized by comprising the current detection device as claimed in any of claims 1-5 and the platform end as claimed in claim 6 or 7, wherein the control module of the current detection device is in communication connection with the platform end.
- A control method of current detecting device of , which is applied to the current detecting device of any of claims 1-5, comprising:receiving a reference value, wherein the reference value is obtained by converting the sensed working current of the th equipment by a current acquisition module;and when the working current of the th equipment is determined to meet the preset condition according to the reference value, sending the current reference value to a platform end, so that the platform end determines the current operation state of the th equipment or outputs alarm information according to the type of the interval to which the reference value belongs.
- 10, computer-readable storage medium having stored thereon a computer program, characterized in that the program, when executed by a processor, implements the control method of the current detection apparatus according to claim 9.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114355251A (en) * | 2021-11-22 | 2022-04-15 | 深圳供电局有限公司 | Transformer state parameter acquisition device and transformer start-stop monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114355251A (en) * | 2021-11-22 | 2022-04-15 | 深圳供电局有限公司 | Transformer state parameter acquisition device and transformer start-stop monitoring system |
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Address after: 801-2, floor 8, building 3, No. 22, Ronghua Middle Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing Applicant after: Wanghai Kangxin (Beijing) Technology Co., Ltd Address before: 801-2, floor 8, building 3, No. 22, Ronghua Middle Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing Applicant before: Beijing Neusoft Wang Hai Technology Co., Ltd. |