CN211905531U - Novel portable electric energy quality analyzer - Google Patents
Novel portable electric energy quality analyzer Download PDFInfo
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- CN211905531U CN211905531U CN201921476944.0U CN201921476944U CN211905531U CN 211905531 U CN211905531 U CN 211905531U CN 201921476944 U CN201921476944 U CN 201921476944U CN 211905531 U CN211905531 U CN 211905531U
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Abstract
The utility model discloses a novel portable electric energy quality analyzer belongs to electric energy quality analyzer technical field, including box, machine panel, panel fixed block, mounting plate, external switching power supply module, signal acquisition module, high-voltage signal conditioning module, current clamp meter, voltage test cable, the positive one side of machine panel is equipped with the human-computer interaction computer, the positive opposite side of machine panel is equipped with current signal input connector, high-voltage channel input connector, USB interface, switch, net gape interface and power supply connector, high-voltage channel input connector is located the below of current signal input connector, USB interface and net gape interface are located the below of high-voltage channel input connector. The utility model discloses can guarantee the long-term reliable steady operation of system, quick-witted case has waterproof and dustproof design, is applicable to complicated field test environment.
Description
Technical Field
The utility model relates to an electric energy quality analyzer especially relates to a novel portable electric energy quality analyzer, belongs to electric energy quality analyzer technical field.
Background
The electric energy is a wide and practical energy, along with the development of scientific technology and national economy, the demand for the electric energy is increasing day by day, the requirement for the electric energy quality is higher and higher, and the electric energy quality requirement of electric equipment to a power supply in the production process is also increasing continuously, so the detection and analysis of the electric energy quality are paid attention by electric power companies and power users gradually, and the development and measurement of an electric energy quality analyzer which is accurate, convenient to use and meets the standard is very necessary.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a novel portable electric energy quality analyzer, adopt high accuracy data acquisition module to improve the collection precision, the real-time processor of adoption uses embedded real-time technique and FPGA technique, can guarantee the long-term reliable steady operation of system, and the machine case has waterproof and dustproof design, is applicable to complicated field test environment, and this system has independent operation ability, is fit for long-time unmanned on duty monitoring.
The purpose of the utility model can be achieved by adopting the following technical scheme:
the utility model provides a novel portable electric energy quality analyzer, includes box, machine panel, panel fixed block, mounting plate, external switching power supply module, signal acquisition module, high voltage signal conditioning module, current clamp meter, voltage test cable, the positive one side of machine panel is equipped with the human-computer interaction computer, the positive opposite side of machine panel is equipped with current signal input connector, high voltage channel input connector, USB interface, switch, net gape interface and power supply connector, high voltage channel input connector is located the below of current signal input connector, USB interface and net gape interface are located the below of high voltage channel input connector, switch and power supply connector are located the below of USB interface and net gape interface.
Preferably, the signal acquisition module comprises an embedded real-time processor and a data acquisition card, the real-time processor is provided with an ethernet interface and a USB interface, and the data acquisition card is installed on the embedded real-time processor.
Preferably, the inside of box is equipped with power module, power module input and 220V commercial power electricity are connected, power module output 24V DC voltage, power supply connector passes through the wire and is connected with power module output electricity.
Preferably, the voltage test cable is electrically connected with the high-voltage channel input connector and is electrically connected with the high-voltage signal conditioning module through the high-voltage channel input connector, and the output of the high-voltage signal conditioning module is electrically connected with the data acquisition card.
Preferably, the current clamp meter is electrically connected with the current signal input connector, and the current clamp meter is electrically connected with the data acquisition card through the current signal input connector.
Preferably, the network port interface is electrically connected with the real-time processor, the USB interface is electrically connected with the human-computer interaction computer, the human-computer interaction computer is connected with the network port on the embedded real-time processor through a network cable, the embedded real-time processor and the high-voltage signal conditioning module are mounted on the bottom plate, the bottom plate is fixedly connected with the bottom of the box body, and the case panel is connected with the case through the mounting module.
The utility model has the advantages of:
the utility model provides a pair of novel portable electric energy quality analyzer adopts high accuracy data acquisition module to improve the collection precision, and the real-time processor of adoption uses embedded real-time technique and FPGA technique, can guarantee the long-term reliable steady operation of system, and the machine case has waterproof and dustproof design, is applicable to complicated field test environment, and this system has independent operation ability, is fit for long-time unmanned on duty monitoring.
Drawings
Fig. 1 is a schematic layout diagram of a chassis panel according to a preferred embodiment of the present invention.
In the figure: the method comprises the following steps of 1-man-machine interaction computer, 2-current signal input connector, 3-high voltage channel input connector, 4-USB interface, 5-switch, 6-network port interface and 7-power supply connector.
Detailed Description
In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1, the present embodiment provides a novel portable power quality analyzer, which includes a case, a chassis panel, a panel fixing block, a mounting plate, an external switching power supply module, a signal acquisition module, a high-voltage signal conditioning module, a current clamp meter, and a voltage testing cable, a human-computer interaction computer 1 is disposed on one side of the front surface of the chassis panel, a current signal input connector 2 is disposed on the other side of the front surface of the chassis panel, a high-voltage channel input connector 3, a USB interface 4, a switch 5, a network interface 6, and a power supply connector 7, where the high-voltage channel input connector 3 is located below the current signal input connector 2, the USB interface 4 and the network interface 6 are located below the high-voltage channel input connector 3, and the switch 5 and the power supply connector 7 are located below the USB interface 4 and the network interface 6.
The embedded real-time processor carries out resampling pretreatment on the measurement data, calculates parameters such as voltage amplitude, voltage harmonic, voltage inter-harmonic, current amplitude, current harmonic, current inter-harmonic, frequency, voltage unbalance, current unbalance, active power, no power, apparent power, power factor, accumulated electric energy and the like, records event information such as voltage dip, axial rise, voltage interruption, rapid voltage change, flicker and the like, stores the measured and calculated results in the local controller, sends the measured and calculated results to the embedded computer through a network protocol for test result display, and also sends the test result information to the plug-in notebook computer through a network.
The box body is 1450-ampere-full, the external switching power supply is GS60A24-P1J, the data acquisition card is NI9238, the embedded real-time processor is CRIO-9063, the current clamp meter is iprobe200, and the voltage withstanding specification of voltage testing current is 3000V.
In this embodiment, as shown in fig. 1, the signal acquisition module includes an embedded real-time processor and a data acquisition card, the real-time processor is provided with an ethernet interface and a USB interface, and the data acquisition card is installed on the embedded real-time processor.
In this embodiment, as shown in fig. 1, a power module is disposed inside the box, an input end of the power module is electrically connected to 220V commercial power, an output end of the power module outputs 24V dc voltage, and the power supply connector 7 is electrically connected to an output end of the power module through a wire.
In this embodiment, as shown in fig. 1, the voltage testing cable is electrically connected to the high voltage channel input connector 3, and is electrically connected to the high voltage signal conditioning module through the high voltage channel input connector 3, and the output of the high voltage signal conditioning module is electrically connected to the data acquisition card.
In the present embodiment, as shown in fig. 1, the current clamp meter is electrically connected to the current signal input connector 2, and the current clamp meter is electrically connected to the data acquisition card through the current signal input connector 2.
In this embodiment, as shown in fig. 1, the network port interface 6 is electrically connected to the real-time processor, the USB interface 4 is electrically connected to the human-computer interaction computer 1, the human-computer interaction computer 1 is connected to the network port of the embedded real-time processor through a network cable, the embedded real-time processor and the high-voltage signal conditioning module are mounted on the bottom board, the bottom board is fixedly connected to the bottom of the case, and the case panel is connected to the case through the mounting module.
As shown in fig. 1, the working process of the novel portable power quality analyzer provided by this embodiment is as follows: when the equipment is used for testing the electric energy quality, a voltage cable is used for connecting a three-phase voltage signal to a high-voltage channel input connector 3 on the front panel of the equipment, a current clamp meter is clamped on a three-phase current cable, and a current signal on an output cable connecting value front panel of the clamp meter is input into a connector 2. And operating an interface on the embedded human-computer interaction computer 1 to configure measurement parameters, starting acquisition, measuring voltage and current data, calculating power quality parameters, checking real-time measurement results, and storing the data in a local disk.
The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.
Claims (6)
1. The utility model provides a novel portable electric energy quality analyzer, includes box, machine case panel, panel fixed block, mounting plate, external switching power supply module, signal acquisition module, high-voltage signal conditioning module, current clamp meter, voltage test cable, its characterized in that: the front side of the case panel is provided with a human-computer interaction computer (1), the front other side of the case panel is provided with a current signal input connector (2), a high-voltage channel input connector (3), a USB interface (4), a switch (5), a net port interface (6) and a power supply connector (7), the high-voltage channel input connector (3) is located below the current signal input connector (2), the USB interface (4) and the net port interface (6) are located below the high-voltage channel input connector (3), and the switch (5) and the power supply connector (7) are located below the USB interface (4) and the net port interface (6).
2. The novel portable power quality analyzer of claim 1, wherein: the signal acquisition module comprises an embedded real-time processor and a data acquisition card, wherein the real-time processor is provided with an Ethernet interface and a USB interface, and the data acquisition card is installed on the embedded real-time processor.
3. The novel portable power quality analyzer of claim 1, wherein: the power supply box is characterized in that a power supply module is arranged in the box body, the input end of the power supply module is electrically connected with 220V mains supply, the output end of the power supply module outputs 24V direct-current voltage, and the power supply connector (7) is electrically connected with the output end of the power supply module through a wire.
4. The novel portable power quality analyzer of claim 2, wherein: the voltage testing cable is electrically connected with the high-voltage channel input connector (3) and is electrically connected with the high-voltage signal conditioning module through the high-voltage channel input connector (3), and the output of the high-voltage signal conditioning module is electrically connected with the data acquisition card.
5. The novel portable power quality analyzer of claim 2, wherein: the current clamp meter is electrically connected with the current signal input connector (2), and the current clamp meter is electrically connected with the data acquisition card through the current signal input connector (2).
6. The novel portable power quality analyzer of claim 2, wherein: the network port interface (6) is electrically connected with the real-time processor, the USB interface (4) is electrically connected with the human-computer interaction computer (1), the human-computer interaction computer (1) is connected with the network port on the embedded real-time processor through a network cable, the embedded real-time processor and the high-voltage signal conditioning module are installed on the bottom plate, the bottom plate is fixedly connected with the bottom of the box body, and the case panel is connected with the case through the installation module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921476944.0U CN211905531U (en) | 2019-09-06 | 2019-09-06 | Novel portable electric energy quality analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921476944.0U CN211905531U (en) | 2019-09-06 | 2019-09-06 | Novel portable electric energy quality analyzer |
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| Publication Number | Publication Date |
|---|---|
| CN211905531U true CN211905531U (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921476944.0U Expired - Fee Related CN211905531U (en) | 2019-09-06 | 2019-09-06 | Novel portable electric energy quality analyzer |
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| Country | Link |
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| CN (1) | CN211905531U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113589071A (en) * | 2021-07-12 | 2021-11-02 | 深圳供电局有限公司 | Electric energy quality analyzer |
-
2019
- 2019-09-06 CN CN201921476944.0U patent/CN211905531U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113589071A (en) * | 2021-07-12 | 2021-11-02 | 深圳供电局有限公司 | Electric energy quality analyzer |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 Termination date: 20210906 |
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| CF01 | Termination of patent right due to non-payment of annual fee |