CN113364133A - System for monitoring high-voltage power supply and oil fume purifier with system - Google Patents
System for monitoring high-voltage power supply and oil fume purifier with system Download PDFInfo
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- CN113364133A CN113364133A CN202110748316.9A CN202110748316A CN113364133A CN 113364133 A CN113364133 A CN 113364133A CN 202110748316 A CN202110748316 A CN 202110748316A CN 113364133 A CN113364133 A CN 113364133A
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- 239000003517 fume Substances 0.000 title claims abstract description 22
- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- 238000004891 communication Methods 0.000 claims abstract description 22
- 239000000779 smoke Substances 0.000 claims abstract description 5
- 238000010411 cooking Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004071 soot Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000005686 electrostatic field Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 235000014101 wine Nutrition 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/66—Applications of electricity supply techniques
- B03C3/68—Control systems therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00016—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00028—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment involving the use of Internet protocols
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Human Computer Interaction (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a system for monitoring a high-voltage power supply and an oil fume purifier with the same, wherein the system comprises: the high-voltage power supply comprises a plurality of electric energy distribution devices, a control device and an RS485 communication device, wherein each high-voltage power supply is electrically connected to the only electric energy distribution device; the electric energy distribution device is used for receiving electric energy of a power grid and outputting the electric energy to a plurality of high-voltage power supplies electrically connected with the electric energy distribution device, and is also used for acquiring voltage and current waveforms of each high-voltage power supply and sending the voltage and current waveforms to the control device; the control device is used for: and generating active power corresponding to each high-voltage power supply based on the voltage and current waveforms, and sending the active power out through the RS485 communication device. This oil smoke clarifier can be more convenient acquireing power information.
Description
Technical Field
The invention relates to the technical field of oil fume purification, in particular to a system for monitoring a high-voltage power supply and an oil fume purifier with the system.
Background
The oil fume purifier can treat oil fume waste gas, is mainly used for purifying and treating low-altitude oil fume discharged in kitchens and the like, and is used in places such as hotels, restaurants, wines, restaurants, schools, offices, factories and the like, food frying and cooking processing industries, oil splashing heat treatment workshops, oil mist lubrication workshops, workpiece welding workshops, olefin oil boiler discharge and other industrial occasions.
The basic principle of the oil fume purifier is as follows: the oil fume purifier is characterized in that a plurality of high-voltage power supplies are arranged in the oil fume purifier, the high-voltage power supplies are used for generating a high-voltage electrostatic field, air with oil fume passing through the high-voltage electrostatic field can be purified, oil fume particles are charged with static electricity and are adsorbed on the collecting plate under the action of the electric field, and therefore the air with the oil fume is decomposed, and the purpose of purifying the air is achieved. In summary, in the oil fume purifier, the high voltage power supply is a core device, and in order to monitor the state of the oil fume purifier, the power information of the high voltage power supply needs to be collected in real time.
In the prior art, power information is usually obtained directly from a high-voltage power supply, and since the high-voltage power supply can output high voltage, it can be understood that the high-voltage power supply is very dangerous and can burn out a control board and the like.
Disclosure of Invention
In view of the above, the present invention provides a system for monitoring a high voltage power supply and a soot cleaner having the same.
In order to achieve the purpose, the technical scheme of the invention is realized as follows: a system for monitoring a high voltage power supply for a soot purifier, said soot purifier comprising a plurality of high voltage power supplies; the method comprises the following steps: the high-voltage power supply comprises a plurality of electric energy distribution devices, a control device and an RS485 communication device, wherein each high-voltage power supply is electrically connected to the only electric energy distribution device; the electric energy distribution device is used for receiving electric energy of a power grid and outputting the electric energy to a plurality of high-voltage power supplies electrically connected with the electric energy distribution device, and is also used for acquiring voltage and current waveforms of each high-voltage power supply and sending the voltage and current waveforms to the control device; the control device is used for: and generating active power corresponding to each high-voltage power supply based on the voltage and current waveforms, and sending the active power out through the RS485 communication device.
As an improvement of an embodiment of the invention, the active power is a voltage effective value and the current effective value is a power factor.
As an improvement of the embodiment of the present invention, the method further includes: and the control device reads a dial value from the dial switch and sets the address of the RS485 communication device by using the dial value.
As an improvement of the embodiment of the present invention, the dial switch and the control device communicate with each other by using a GPIO protocol.
As an improvement of the embodiment of the present invention, a USART communication protocol is used between the RS485 communication device and the control device.
As an improvement of the embodiment of the present invention, the control device controls the indicator to flash, and the higher the sum of the active powers corresponding to the plurality of high-voltage power supplies is, the higher the frequency of flashing of the indicator is.
As an improvement of the embodiment of the present invention, the indicator light and the control device communicate with each other by using a GPIO protocol.
The embodiment of the invention also provides an oil smoke purifier, which comprises: the system for monitoring the high-voltage power supply.
The system for monitoring the high-voltage power supply and the oil fume purifier with the system provided by the embodiment of the invention have the following advantages: the embodiment of the invention discloses a system for monitoring a high-voltage power supply and an oil fume purifier with the same, wherein the system comprises: the high-voltage power supply comprises a plurality of electric energy distribution devices, a control device and an RS485 communication device, wherein each high-voltage power supply is electrically connected to the only electric energy distribution device; the electric energy distribution device is used for receiving electric energy of a power grid and outputting the electric energy to a plurality of high-voltage power supplies electrically connected with the electric energy distribution device, and is also used for acquiring voltage and current waveforms of each high-voltage power supply and sending the voltage and current waveforms to the control device; the control device is used for: and generating active power corresponding to each high-voltage power supply based on the voltage and current waveforms, and sending the active power out through the RS485 communication device. This oil smoke clarifier can be more convenient acquireing power information.
Drawings
Fig. 1 is a schematic structural diagram of a system for monitoring a high-voltage power supply according to an embodiment.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. The present invention is not limited to the embodiment, and structural, methodological, or functional changes made by one of ordinary skill in the art according to the embodiment are included in the scope of the present invention.
The following description and the drawings sufficiently illustrate specific embodiments herein to enable those skilled in the art to practice them. Portions and features of some embodiments may be included in or substituted for those of others. The scope of the embodiments herein includes the full ambit of the claims, as well as all available equivalents of the claims. The terms "first," "second," and the like, herein are used solely to distinguish one element from another without requiring or implying any actual such relationship or order between such elements. In practice, a first element can also be referred to as a second element, and vice versa. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a structure, apparatus, or device that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such structure, apparatus, or device. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a structure, device or apparatus that comprises the element. The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like herein, as used herein, are defined as orientations or positional relationships based on the orientation or positional relationship shown in the drawings, and are used for convenience in describing and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. In the description herein, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, mechanical or electrical connections, communications between two elements, direct connections, and indirect connections via intermediary media, where the specific meaning of the terms is understood by those skilled in the art as appropriate.
The embodiment I of the invention provides a system for monitoring a high-voltage power supply for an oil fume purifier, wherein the oil fume purifier comprises a plurality of high-voltage power supplies 2; as shown in fig. 1, includes:
the system comprises a plurality of electric energy distribution devices 1, a control device 3 and an RS485 communication device 4, wherein each high-voltage power supply 2 is electrically connected to the only electric energy distribution device 1;
the electric energy distribution device 1 is used for receiving electric energy of a power grid and outputting the electric energy to a plurality of high-voltage power supplies 2 electrically connected with the electric energy distribution device 1, and the electric energy distribution device 1 is also used for obtaining a voltage and current waveform of each high-voltage power supply 2 and sending the voltage and current waveform to the control device 3;
the control device 3 is configured to: and generating active power corresponding to each high-voltage power supply 2 based on the voltage and current waveforms, and sending the active power through the RS485 communication device 4.
Here, the power distribution apparatus 1 is configured to receive power (for example, 220V ac power, etc.) from a power grid, and then perform conversion (for example, in some cases, voltage conversion is required, and ac power may also be required to be converted into dc power, etc.) as needed or without conversion (i.e., directly supply the received power to each high-voltage power supply 2), and the power distribution apparatus 1 is provided with sensors that can obtain at least a voltage-current waveform of each high-voltage power supply 2 and transmit the voltage-current waveform to the control apparatus 3 in real time.
RS485 is a standard defined to balance the electrical characteristics of drivers and receivers in digital multipoint systems, which is defined by the telecommunications industry association and the electronics industry consortium.
In practice, the input of the high-voltage power supply is usually 220V ac, and the output voltage is usually 6500V, 13000V, etc.
Here, the control device 3 can perform processing such as sampling and amplification, waveform phase detection, and frequency detection on the voltage and current waveforms, obtain the voltage effective value and the current effective value, and obtain information such as active power. Optionally, the control device 3 is a metering chip.
In this embodiment, the active power is a voltage effective value and the current effective value is a power factor.
In this embodiment, the method further includes: and the control device 3 reads a dial value from the dial switch 5 and sets the address of the RS485 communication device 4 by using the dial value.
The address code of the RS485 protocol is generally a binary number with a length of four, i.e. 16 binary numbers such as 0000, 0001, 0010, … …, 1110, 1111, etc., so that the dial switch 5 only needs to be able to generate the 16 codes. For example, the dial switch includes four keys, two pins are respectively arranged ON the upper and lower sides of the back surface corresponding to each key, the dial is switched to the ON side, and the two pins below are switched ON to represent 1; otherwise, a break is made, indicating 0, and the four keys are independent and not related to each other, thus, a binary number of four in length can be generated.
It will be appreciated that the address of the RS485 communication interface 4 can be set by the dip switch 5 when the range hood is initially installed, and thereafter, if a power failure or the like occurs, the address stored on the dip switch 5 is not changed because the dip switch 5 is a mechanical structure.
In this embodiment, the dial switch 5 and the control device 3 communicate with each other by using a General-purpose input/output (GPIO) protocol.
In this embodiment, a USART (Universal Synchronous/Asynchronous Receiver/Transmitter) communication protocol is used between the RS485 communication device 4 and the control device 3.
In this embodiment, the control device 3 controls the indicator lamp 6 to flash, and the higher the sum of the active powers corresponding to the plurality of high-voltage power supplies 2 is, the higher the frequency of flashing of the indicator lamp 6 is.
In this embodiment, the indicator light 6 and the control device 3 communicate with each other by using a GPIO protocol.
The second embodiment of the present invention provides an oil smoke purifier, including: the system for monitoring the high-voltage power supply.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (8)
1. A system for monitoring high voltage power supplies for a cooking fume purifier, said cooking fume purifier comprising a number of high voltage power supplies (2); it is characterized by comprising:
the device comprises a plurality of electric energy distribution devices (1), a control device (3) and an RS485 communication device (4), wherein each high-voltage power supply (2) is electrically connected to the only electric energy distribution device (1);
the electric energy distribution device (1) is used for receiving electric energy of a power grid and outputting the electric energy to a plurality of high-voltage power supplies (2) electrically connected with the electric energy distribution device, and the electric energy distribution device (1) is also used for acquiring voltage and current waveforms of each high-voltage power supply (2) and sending the voltage and current waveforms to the control device (3);
the control device (3) is used for: and generating active power corresponding to each high-voltage power supply (2) based on the voltage and current waveforms, and sending the active power through the RS485 communication device (4).
2. The system for monitoring a high voltage power supply of claim 1, wherein:
active power is voltage virtual value current virtual value power factor.
3. The system for monitoring a high voltage power supply of claim 1, further comprising:
and the control device (3) reads a dial value from the dial switch (5) and sets the address of the RS485 communication device (4) by using the dial value.
4. A system for monitoring a high voltage power supply according to claim 3, wherein:
and the dial switch (5) and the control device (3) adopt GPIO protocol communication.
5. A system for monitoring a high voltage power supply according to claim 3, wherein:
and a USART communication protocol is adopted between the RS485 communication device (4) and the control device (3).
6. The system for monitoring a high voltage power supply of claim 1, wherein:
the control device (3) controls the indicator lamp (6) to flicker, and the higher the sum of the active power corresponding to the plurality of high-voltage power supplies (2), the higher the frequency of the flicker of the indicator lamp (6) is.
7. The system for monitoring a high voltage power supply of claim 6, wherein:
and the indicator lamp (6) and the control device (3) are communicated by adopting a GPIO protocol.
8. An oil smoke purifier, comprising: a system for monitoring a high voltage power supply as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110748316.9A CN113364133A (en) | 2021-06-30 | 2021-06-30 | System for monitoring high-voltage power supply and oil fume purifier with system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110748316.9A CN113364133A (en) | 2021-06-30 | 2021-06-30 | System for monitoring high-voltage power supply and oil fume purifier with system |
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| Publication Number | Publication Date |
|---|---|
| CN113364133A true CN113364133A (en) | 2021-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110748316.9A Pending CN113364133A (en) | 2021-06-30 | 2021-06-30 | System for monitoring high-voltage power supply and oil fume purifier with system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101625670A (en) * | 2009-07-30 | 2010-01-13 | 深圳市中联创新自控系统有限公司 | Serial bus device, serial bus transmission system and method |
| CN102457198A (en) * | 2012-01-16 | 2012-05-16 | 中钢集团天澄环保科技股份有限公司 | High-voltage power supply of electric dust collector |
| CN202309540U (en) * | 2011-07-18 | 2012-07-04 | 尤今 | High-frequency high-voltage power supply control circuit |
| CN107219432A (en) * | 2017-07-26 | 2017-09-29 | 武汉理工大学 | Watercraft electric propulsion system power quality detection method and detection means |
| CN212410692U (en) * | 2020-05-07 | 2021-01-26 | 航天亮丽电气有限责任公司 | Distribution line loss acquisition module and system |
| CN213149201U (en) * | 2020-07-20 | 2021-05-07 | 北京交通大学 | Double-circuit power supply real-time monitoring device |
-
2021
- 2021-06-30 CN CN202110748316.9A patent/CN113364133A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101625670A (en) * | 2009-07-30 | 2010-01-13 | 深圳市中联创新自控系统有限公司 | Serial bus device, serial bus transmission system and method |
| CN202309540U (en) * | 2011-07-18 | 2012-07-04 | 尤今 | High-frequency high-voltage power supply control circuit |
| CN102457198A (en) * | 2012-01-16 | 2012-05-16 | 中钢集团天澄环保科技股份有限公司 | High-voltage power supply of electric dust collector |
| CN107219432A (en) * | 2017-07-26 | 2017-09-29 | 武汉理工大学 | Watercraft electric propulsion system power quality detection method and detection means |
| CN212410692U (en) * | 2020-05-07 | 2021-01-26 | 航天亮丽电气有限责任公司 | Distribution line loss acquisition module and system |
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