CN110581660A - High-frequency electrophoresis rectifier with active power factor correction - Google Patents
High-frequency electrophoresis rectifier with active power factor correction Download PDFInfo
- Publication number
- CN110581660A CN110581660A CN201910987156.6A CN201910987156A CN110581660A CN 110581660 A CN110581660 A CN 110581660A CN 201910987156 A CN201910987156 A CN 201910987156A CN 110581660 A CN110581660 A CN 110581660A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- cabinet body
- observation window
- cabinet door
- direct current
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001962 electrophoresis Methods 0.000 title claims abstract description 27
- 230000017525 heat dissipation Effects 0.000 claims description 28
- 239000011521 glass Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000011897 real-time detection Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/023—Handles; Grips
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0234—Feet; Stands; Pedestals, e.g. wheels for moving casing on floor
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Abstract
The invention discloses a high-frequency electrophoresis rectifier with active power factor correction, which comprises a cabinet body and a cabinet door, wherein self-locking universal wheels are fixedly connected to two sides of the bottom of the cabinet body, the cabinet body is movably connected with the cabinet door through hinges, a first observation window is fixedly connected to the left side of the front top of the cabinet door, a second observation window is fixedly connected to the front top of the cabinet door, a third observation window is fixedly connected to the right side of the front top of the cabinet door, a fourth observation window is fixedly connected to the top of the front of the cabinet door and is positioned below the second observation window, and a hand slot is formed in the right side of the front of the cabinet door. The invention can realize real-time detection of power supply power and real-time comparison with a preset power supply value through the matched use of the controller, the power detector, the direct current voltmeter, the direct current ammeter and the direct current power meter, can realize correction of power factors, better increases the practicability of the device and improves the efficiency of electrophoresis production.
Description
Technical Field
The invention relates to the technical field of electrophoresis rectifier equipment, in particular to a high-frequency electrophoresis rectifier with active power factor correction.
Background
An electrophoresis rectifier, a full-name electrophoresis coating rectifier or an electrophoresis coating rectifier is a power supply device for providing direct current for an electrophoresis process, a device for applying voltage to a positive electrode and a negative electrode is the electrophoresis rectifier, the capacity is generally calculated according to the surface area of a workpiece, in addition, the electrophoresis coating mode is also divided into a gap type and a continuous type, the output ripple wave system is better because the smaller the output ripple wave system is, a control system belongs to the key, the old analog control is gradually eliminated because of the existence of a plurality of adverse factors such as temperature, time drift and the like, and the full-digital control system is replaced by a brand new control system which is combined with a double-standby control system, the technical level of the current rectifier is not wrong, like some manufacturers can realize double standby of control panels, the safe guarantee of high reliability and high performance is realized for the production, the current high-frequency electrophoresis rectifier cannot control power according to the actual working requirement, the quality of the workpiece after electrophoresis is poor, or the electric energy is wasted in the electrophoresis process, which is not beneficial to the continuous operation of industrial electrophoresis production and brings inconvenience to the production.
Disclosure of Invention
The invention aims to provide a high-frequency electrophoresis rectifier with active power factor correction, which has the advantage of correcting the power factor and solves the problems that the existing high-frequency electrophoresis rectifier cannot control the power according to the actual working requirement, so that the quality of an electrophoresed workpiece is poor, or the electrophoresis process causes the waste of electric energy, is not beneficial to the continuous operation of industrial electrophoresis production and brings inconvenience to the production.
in order to achieve the purpose, the invention provides the following technical scheme: the high-frequency electrophoresis rectifier with the active power factor correction function comprises a cabinet body and a cabinet door, wherein self-locking universal wheels are fixedly connected to two sides of the bottom of the cabinet body, the cabinet body is movably connected with the cabinet door through hinges, a first observation window is fixedly connected to the left side of the front top of the cabinet door, a second observation window is fixedly connected to the front top of the cabinet door, a third observation window is fixedly connected to the right side of the front top of the cabinet door, a fourth observation window is fixedly connected to the top of the front of the cabinet door and positioned below the second observation window, a hand groove is formed in the right side of the front of the cabinet door, a temperature display screen is fixedly connected to the center of the front of the cabinet door, first heat dissipation holes are formed in the bottom of the front of the cabinet door, second heat dissipation holes are formed in the tops of two sides of the cabinet body, third heat dissipation holes, the left side of the top of the back of the inner cavity of the cabinet body is fixedly connected with a direct current voltmeter, the top of the back of the inner cavity of the cabinet body is fixedly connected with a direct current power meter, the right side of the top of the back of the inner cavity of the cabinet body is fixedly connected with a direct current ammeter, the top of the back of the inner cavity of the cabinet body is fixedly connected with a controller below the direct current power meter, first baffles are fixedly connected to two sides of the inner cavity of the cabinet body and below the controller, resistors are fixedly connected to two sides of the inner cavity of the cabinet body, second baffles are fixedly connected to the bottoms of two sides of the inner cavity of the cabinet body, a circuit breaker is fixedly connected to the left side of the bottom of the; the output of temperature sensor and the one-way electric connection of input of controller, the one-way electric connection of output and the input of controller of power detector, the one-way electric connection of output and the input of temperature display screen of controller, the one-way electric connection of output and the input of direct current ampere meter of controller, the one-way electric connection of output and the input of direct current voltmeter of controller, the one-way electric connection of output and the input of direct current power meter of controller.
Preferably, the first observation window, the second observation window, the third observation window and the fourth observation window are all rectangular in shape and made of explosion-proof glass.
Preferably, the number of the first heat dissipation holes is not less than four, the distance between every two first heat dissipation holes is equal, and the first heat dissipation holes are rectangular.
Preferably, the rollers of the self-locking universal wheel are provided with anti-skid lines, and the self-locking universal wheel is made of stainless steel.
Preferably, the cabinet body is cuboid, and the second heat dissipation hole and the third heat dissipation hole are both circular.
compared with the prior art, the invention has the following beneficial effects:
1. The invention can realize real-time detection of power supply power and real-time comparison with a preset power supply value through the matched use of the controller, the power detector, the direct current voltmeter, the direct current ammeter and the direct current power meter, can realize correction of power factors, better increases the practicability of the device and improves the efficiency of electrophoresis production.
2. The self-locking universal wheel is arranged, so that the moving convenience of the device can be improved, the practicability of the device is better improved, the change of the direct current voltmeter can be observed in time by arranging the first observation window, the running condition of the device can be better known, the convenience of a cabinet door switch can be improved by arranging the hand groove, the device can be operated in practice more conveniently, the practicability of the device is better improved, the device can be disconnected from a main circuit under emergency by arranging the circuit breaker, the safety of the device is better improved, the temperature condition of the device during running can be known in real time by arranging the temperature sensor, and the practicability of the device is better improved.
Drawings
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic structural view of the present invention;
Fig. 3 is a schematic diagram of the system of the present invention.
In the figure: 1. a cabinet body; 2. a cabinet door; 3. a self-locking universal wheel; 4. a first observation window; 5. a second observation window; 6. a third observation window; 7. a fourth observation window; 8. a hand groove; 9. a temperature display screen; 10. a first heat dissipation hole; 11. a second heat dissipation hole; 12. a third heat dissipation hole; 13. a temperature sensor; 14. a direct current voltmeter; 15. a direct current power meter; 16. a direct current ammeter; 17. a controller; 18. a first baffle plate; 19. a resistance; 20. a second baffle; 21. a circuit breaker; 22. a power detector.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
the components of the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.
Referring to fig. 1-3, the high frequency electrophoresis rectifier with active power factor correction comprises a cabinet body 1 and a cabinet door 2, wherein both sides of the bottom of the cabinet body 1 are fixedly connected with self-locking universal wheels 3, the convenience of device movement can be increased by arranging the self-locking universal wheels 3, the practicability of the device is better increased, anti-skid patterns are arranged on rolling wheels of the self-locking universal wheels 3, the self-locking universal wheels 3 are made of stainless steel, the cabinet body 1 is movably connected with the cabinet door 2 through hinges, the left side of the front top of the cabinet door 2 is fixedly connected with a first observation window 4, the change of a direct current voltmeter 14 can be observed in time by arranging the first observation window 4, the running condition of the device is better known, the front top of the cabinet door 2 is fixedly connected with a second observation window 5, the right side of the front top of the cabinet door 2 is fixedly connected with a third observation window 6, the front top of the cabinet door 2 and the lower part of the second observation window 5 are fixedly connected, the first observation window 4, the second observation window 5, the third observation window 6 and the fourth observation window 7 are all rectangular, the materials are all explosion-proof glass, a hand groove 8 is arranged on the right side of the front surface of the cabinet door 2, the convenience of opening and closing the cabinet door 2 can be improved by arranging the hand groove 8, the operation of the device in practice is better facilitated, the practicability of the device is better increased, a temperature display screen 9 is fixedly connected to the center of the front surface of the cabinet door 2, first heat dissipation holes 10 are arranged at the bottom of the front surface of the cabinet door 2, the number of the first heat dissipation holes 10 is not less than four, the distance between every two first heat dissipation holes 10 is equal, the shape of each first heat dissipation hole 10 is rectangular, the second heat dissipation holes 11 are arranged at the tops of two sides of the cabinet body 1, the third heat dissipation holes 12 are arranged at the bottoms of two sides of the cabinet body 1, the cabinet body 1 is rectangular, the shapes of, the temperature sensor 13 is fixedly connected to the top of the cabinet body 1, the temperature condition of the device during operation can be known in real time by arranging the temperature sensor 13, the practicability of the device is better increased, the direct current voltmeter 14 is fixedly connected to the left side of the top of the back of the inner cavity of the cabinet body 1, the direct current power meter 15 is fixedly connected to the top of the back of the inner cavity of the cabinet body 1, the direct current ammeter 16 is fixedly connected to the right side of the top of the back of the inner cavity of the cabinet body 1, the controller 17 is fixedly connected to the top of the back of the inner cavity of the cabinet body 1 and positioned below the direct current ammeter 15, the first baffle 18 is fixedly connected to both sides of the inner cavity of the cabinet body 1 and positioned below the controller 17, the resistor 19 is fixedly connected to both sides of the inner cavity of the cabinet body 1, the second baffle 20 is fixedly, the device can be disconnected from a main circuit in an emergency, the safety of the device is better improved, and the right side of the bottom of the inner cavity of the cabinet body 1 is fixedly connected with a power detector 22; the output end of the temperature sensor 13 is unidirectionally and electrically connected with the input end of the controller 17, the output end of the power detector 22 is unidirectionally and electrically connected with the input end of the controller 17, the output end of the controller 17 is unidirectionally and electrically connected with the input end of the temperature display screen 9, the output end of the controller 17 is unidirectionally and electrically connected with the input end of the DC ammeter 16, the output end of the controller 17 is unidirectionally and electrically connected with the input end of the DC voltmeter 14, the output end of the controller 17 is unidirectionally and electrically connected with the input end of the DC power meter 15, through the cooperation use of controller 17, power detector 22, direct-current voltmeter 14, direct-current ammeter 16 and direct-current power meter 15, can realize that real-time power detects and compares with the preset power value in real time, can realize rectifying power factor, the better practicality that has increased the device has improved electrophoresis production's efficiency.
The control mode of the present invention is automatically controlled by the controller 17, the control circuit of the controller 17 can be realized by simple programming by those skilled in the art, which belongs to the common knowledge in the field, and the present invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the present invention.
When in use, the device is moved to a working place firstly, then the rotating clamp body on the self-locking universal wheel 3 is rotated, so that the device is fixed at the working place, the voltage condition of the operation of the device is known through the first observation window 4, the power condition of the operation of the device is known through the second observation window 5, the current condition of the operation of the device is known through the third observation window 6, the information of the controller 17 of the device is known through the fourth observation window 7, the condition of the internal temperature of the device is known through the temperature display, the hand groove 8 is pulled, the cabinet door 2 is opened, the power factor of the operation is firstly input into the controller 17, when the power factor of the device in the electrophoresis process is small, the power detector 22 sends information to the controller 17, the controller 17 improves the power of the heat dissipation holes in the device, the normal operation of the electrophoresis process of the device is realized, and in the operation process, the first heat dissipation holes 10, the second heat dissipation holes 11 and the third, the device can stably operate, and when the device is in a short-circuit condition, the device can stop working by controlling the circuit breaker 21.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. From high frequency electrophoresis rectifier with active power factor correction, including the cabinet body (1) and cabinet door (2), its characterized in that: the improved cabinet is characterized in that self-locking universal wheels (3) are fixedly connected to two sides of the bottom of the cabinet body (1), the cabinet body (1) is movably connected with the cabinet door (2) through hinges, a first observation window (4) is fixedly connected to the left side of the front top of the cabinet door (2), a second observation window (5) is fixedly connected to the front top of the cabinet door (2), a third observation window (6) is fixedly connected to the right side of the front top of the cabinet door (2), a fourth observation window (7) is fixedly connected to the front top of the cabinet door (2) and is positioned below the second observation window (5), a hand groove (8) is formed in the right side of the front of the cabinet door (2), a temperature display screen (9) is fixedly connected to the front center of the cabinet door (2), first heat dissipation holes (10) are formed in the front bottom of the cabinet door (2), second heat dissipation holes (11) are formed in, the bottom of the two sides of the cabinet body (1) is provided with third heat dissipation holes (12), the top of the cabinet body (1) is fixedly connected with a temperature sensor (13), the left side of the top of the back of the inner cavity of the cabinet body (1) is fixedly connected with a direct current voltmeter (14), the top of the back of the inner cavity of the cabinet body (1) is fixedly connected with a direct current power meter (15), the right side of the top of the back of the inner cavity of the cabinet body (1) is fixedly connected with a direct current ammeter (16), the top of the back of the inner cavity of the cabinet body (1) is fixedly connected with a controller (17) below the direct current power meter (15), the two sides of the inner cavity of the cabinet body (1) are fixedly connected with first baffles (18) below the controller (17), the two sides of the inner cavity of the cabinet body (1) are fixedly connected with resistors (19), and the bottom of the two, the left side of the bottom of the inner cavity of the cabinet body (1) is fixedly connected with a circuit breaker (21), and the right side of the bottom of the inner cavity of the cabinet body (1) is fixedly connected with a power detector (22); the output of temperature sensor (13) and the one-way electric connection of input of controller (17), the one-way electric connection of output and the input of controller (17) of power detector (22), the one-way electric connection of output and the input of temperature display screen (9) of controller (17), the one-way electric connection of output and the input of direct current ampere meter (16) of controller (17), the one-way electric connection of output and the input of direct current voltmeter (14) of controller (17), the one-way electric connection of output and the input of direct current power meter (15) of controller (17).
2. The high frequency electrophoretic rectifier with active power factor correction according to claim 1, wherein: the first observation window (4), the second observation window (5), the third observation window (6) and the fourth observation window (7) are all rectangular in shape and made of explosion-proof glass.
3. The high frequency electrophoretic rectifier with active power factor correction according to claim 1, wherein: the number of the first heat dissipation holes (10) is not less than four, the distance between every two first heat dissipation holes (10) is equal, and the first heat dissipation holes (10) are rectangular.
4. The high frequency electrophoretic rectifier with active power factor correction according to claim 1, wherein: anti-skid lines are arranged on the rollers of the self-locking universal wheel (3), and the self-locking universal wheel (3) is made of stainless steel.
5. The high frequency electrophoretic rectifier with active power factor correction according to claim 1, wherein: the cabinet body (1) is cuboid, and the second heat dissipation hole (11) and the third heat dissipation hole (12) are both circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910987156.6A CN110581660A (en) | 2019-10-17 | 2019-10-17 | High-frequency electrophoresis rectifier with active power factor correction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910987156.6A CN110581660A (en) | 2019-10-17 | 2019-10-17 | High-frequency electrophoresis rectifier with active power factor correction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110581660A true CN110581660A (en) | 2019-12-17 |
Family
ID=68814970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910987156.6A Pending CN110581660A (en) | 2019-10-17 | 2019-10-17 | High-frequency electrophoresis rectifier with active power factor correction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110581660A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207116999U (en) * | 2017-07-25 | 2018-03-16 | 河北冀电电力工程设计咨询有限公司 | A kind of transformation cabinet of high efficiency and heat radiation |
| CN208127677U (en) * | 2018-03-27 | 2018-11-20 | 广州旭高电气设备有限公司 | A kind of distribution box with shielding device for audio |
| CN209389932U (en) * | 2019-01-28 | 2019-09-13 | 保定莱特整流器股份有限公司 | The high frequency electrophoresis rectifier of included active power factor correction |
| CN209432928U (en) * | 2019-01-28 | 2019-09-24 | 保定莱特整流器股份有限公司 | For testing the detection device of high frequency modular electrophoresis rectifier |
| CN210273857U (en) * | 2019-10-17 | 2020-04-07 | 深圳市开瑞节能科技有限公司 | High-frequency electrophoresis rectifier with active power factor correction |
-
2019
- 2019-10-17 CN CN201910987156.6A patent/CN110581660A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207116999U (en) * | 2017-07-25 | 2018-03-16 | 河北冀电电力工程设计咨询有限公司 | A kind of transformation cabinet of high efficiency and heat radiation |
| CN208127677U (en) * | 2018-03-27 | 2018-11-20 | 广州旭高电气设备有限公司 | A kind of distribution box with shielding device for audio |
| CN209389932U (en) * | 2019-01-28 | 2019-09-13 | 保定莱特整流器股份有限公司 | The high frequency electrophoresis rectifier of included active power factor correction |
| CN209432928U (en) * | 2019-01-28 | 2019-09-24 | 保定莱特整流器股份有限公司 | For testing the detection device of high frequency modular electrophoresis rectifier |
| CN210273857U (en) * | 2019-10-17 | 2020-04-07 | 深圳市开瑞节能科技有限公司 | High-frequency electrophoresis rectifier with active power factor correction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107887962B (en) | Anti-lightning strike guard method and power supply adaptor when charging system, charging | |
| CN106707081A (en) | Flexible DC power distribution network monopolar grounding fault identification and fault protection method | |
| CN210273857U (en) | High-frequency electrophoresis rectifier with active power factor correction | |
| CN103944501A (en) | PID recovery system for solar power station | |
| CN110581660A (en) | High-frequency electrophoresis rectifier with active power factor correction | |
| KR20170064820A (en) | Power supply system having lithium battery | |
| CN107677969A (en) | The charge/discharge test device of distributed complete online batteries | |
| CN106602653A (en) | Lithium ion battery nondestructive equalization circuit | |
| CN112600481B (en) | Single-phase motor control device for security inspection machine | |
| CN206790113U (en) | A kind of uneven optimization device of SPOE intelligent three-phases | |
| CN206432595U (en) | A kind of pre- anti-condensation outdoor electric cabinet | |
| CN202957639U (en) | High-efficiency charging and discharging control circuit | |
| CN206313337U (en) | A kind of low-voltage active intelligent type comprehensive distribution box | |
| CN109546717A (en) | A kind of inversion feedback grid formula battery group charging/discharging apparatus | |
| CN203151098U (en) | APF active power filtering integrated equipment | |
| CN214750546U (en) | Direct-current ground insulation impedance detection circuit for bridge arm topology converter | |
| CN201332269Y (en) | Parallel connection type electric power active filter device | |
| CN207218311U (en) | The public bus type equipment of lead-acid accumulator | |
| CN209233527U (en) | A kind of inversion feedback grid formula battery group charging/discharging apparatus | |
| CN206602361U (en) | A kind of intelligent active filter | |
| CN207968053U (en) | A kind of substation's emergency power supply system | |
| CN100388608C (en) | Method of controlling zero voltage difference of rectifier after break of uninterruptive power mean line | |
| CN205566130U (en) | Polarization rectifier device based on DSP | |
| CN205319769U (en) | Green energy emergency power source system | |
| CN215185122U (en) | Be applied to treatment device of power quality |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |