CN111917309A - Phase-controlled large current source generator device - Google Patents
Phase-controlled large current source generator device Download PDFInfo
- Publication number
- CN111917309A CN111917309A CN202010622641.6A CN202010622641A CN111917309A CN 111917309 A CN111917309 A CN 111917309A CN 202010622641 A CN202010622641 A CN 202010622641A CN 111917309 A CN111917309 A CN 111917309A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- current source
- source generator
- case
- converter
- 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
Images
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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
- H02H7/1216—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for AC-AC converters
Abstract
The invention discloses a phase-control large-current source generator device which comprises a case, wherein a converter is arranged in the case, the bottom ends of contactors are fixedly connected with isolation power supply modules, the bottom ends of the isolation power supply modules are fixedly connected to the upper surface of an inverter, one side of the lower surface of the inverter is fixedly connected to the upper end of a driver, the other side of the lower surface of the inverter is fixedly connected to the upper end of an automatic protection device, and an output circuit board penetrates through the middle of the side wall of the other side of the case. According to the invention, the automatic protection device, the controller and the driver are matched with each other to realize monitoring and self-protection of the circuit running state, the universal wheels enable the case to move flexibly, each parameter of current is input to the controller through the ARM upper computer, and then the driver and the inverter are used for controlling the power grid, so that the required current frequency value is reached, the flexible regulation and control of the current frequency are realized, and the device is worthy of great popularization.
Description
Technical Field
The invention belongs to the technical field of current source generator devices, and particularly relates to a phase-control large-current source generator device.
Background
The phase-control large-current source generator is mainly used for testing three-phase electric products and can also be used for testing single-phase electric products. The control schemes of the three-phase and single-phase large current generators are the same, and only the three-phase large current generator outputs three-phase current.
The phase-controlled high-current source generator mainly comprises a transformer, a voltage regulator and a control part, at present, the generator is difficult to realize automatic inspection and self-protection of circuit faults in use, and current frequency can not be flexibly regulated and controlled as required.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a phase-controlled large-current source generator device.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a phase-control heavy current source generator device, includes quick-witted case, machine incasement portion is provided with the converter, the top fixed connection of converter is on the interior roof of quick-witted case, the interior top of converter from left to right equidistance fixedly connected with contactor in proper order, the equal fixedly connected with in bottom of contactor keeps apart power module, the equal fixed connection in bottom of keeping apart power module is at the upper surface of dc-to-ac converter, the lower surface one side fixed connection of dc-to-ac converter is in the upper end of driver, the lower surface opposite side fixed connection of dc-to-ac converter is in automatic protection device's upper end, the equal fixed connection in top both.
Preferably, an ARM upper computer penetrates through the middle upper part of the side wall of one side of the case, the controller is fixedly connected with the ARM upper computer through a signal line, and an output circuit board penetrates through the middle part of the side wall of the other side of the case.
Preferably, the output circuit board is fixedly connected to one side of the inverter through three upper, middle and lower wires, and a current transformer and a voltage transformer are arranged on the wires from left to right.
Preferably, in this embodiment, the number of the contactors is three, the top ends of the contactors are all fixedly connected to an input power line, and the input power line penetrates through the top wall of the chassis and extends.
Preferably, the converter includes a contactor, an isolated power module, an inverter, an automatic protection device, a controller, and a driver.
Preferably, four corners of the bottom end of the case are fixedly connected with universal wheels.
Preferably, the lower extreme fixedly connected with input keyboard of ARM host computer, one side of ARM host computer and fixedly connected with switch on the outer wall of quick-witted case, switch connects on the ARM host computer, be provided with the display screen on the ARM host computer.
Preferably, a USB module is arranged on the side wall of the case and under the ARM upper computer, and the USB module is connected to the ARM upper computer through a data line.
Preferably, the voltage transformer and the current transformer are fixedly connected to the ARM upper computer through wires.
The invention has the following beneficial effects:
1. the phase-control large-current source generator device firstly monitors the circuit through the automatic protection device for over-temperature and over-current, if the circuit is abnormal for over-temperature and over-current, the automatic protection device transmits a command signal to the controller, the controller transmits a signal to the driver, and the driver controls the inverter to stop working to cut off the output of a power grid, so that the self-checking and self-protection of the running state of the circuit are realized, and the circuit is effectively protected.
2. According to the phase-control large-current source generator device, each current parameter is input to the controller through the ARM upper computer, and after the controller receives a current parameter instruction, the controller controls the power grid through the driver and the inverter, so that a required current frequency value is achieved, the current frequency is flexibly regulated and controlled, and the phase-control large-current source generator device is worthy of being popularized vigorously.
Drawings
Fig. 1 is a schematic structural diagram of a phase-controlled high-current source generator device according to the present invention;
fig. 2 is a perspective view of a phase-controlled high-current source generator device according to the present invention;
fig. 3 is an enlarged view of a point a in fig. 1.
Illustration of the drawings: 1. an input keyboard; 2. an inverter; 3. an ARM upper computer; 4. an isolated power supply module; 5. a contactor; 6. an input power line; 7. a converter; 8. a chassis; 9. a display screen; 10. a current transformer; 11. a voltage transformer; 12. an output circuit board; 13. a universal wheel; 14. an automatic protection device; 15. a controller; 16. a driver; 17. a USB module; 18. and a power switch.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, an embodiment of the present invention provides a phase-controlled large current source generator apparatus, which includes a case 8, a converter 7 is disposed inside the case 8, a top end of the converter 7 is fixedly connected to an inner top wall of the case 8, the converter 7 mainly functions to convert a high-voltage current into a suitable current, contactors 5 are fixedly connected to an inner top of the converter 7 at equal intervals from left to right, the contactors 5 are stably connected to a power source through an input power line 6, isolation power modules 4 are fixedly connected to bottom ends of the contactors 5, bottom ends of the isolation power modules 4 are fixedly connected to an upper surface of an inverter 2, the isolation power modules 4 convert a single-phase 220V, three-phase or high-phase current input by the power source into a low-voltage direct current, one side of a lower surface of the inverter 2 is fixedly connected to, the inverter 2 converts the rectified low-voltage direct current into alternating current large current, the other side of the lower surface of the inverter 2 is fixedly connected to the upper end of an automatic protection device 14, the lower ends of the automatic protection device 14 and a driver 16 are fixedly connected to the two sides of the top end of a controller 15, the automatic protection device 14 monitors faults and operation of the inverter 2 and other devices, once the overcurrent and overlarge overheat index are found when the circuit operates, a signal is immediately sent to the controller 15, the controller 15 sends the signal to the driver 16, and the driver 16 enables the inverter 2 to stop working, so that protection of a large power generator device is realized.
In this embodiment, the ARM upper computer 3 penetrates through the middle-upper portion of one side sidewall of the case 8, the controller 15 passes through the signal line fixedly connected with ARM upper computer 3, the output circuit board 12 penetrates through the middle portion of the other side sidewall of the case 8, the output circuit board 12 is fixedly connected to one side of the inverter 2 through three upper, middle and lower wires, the current transformer 10 and the voltage transformer 11 are all arranged on the wires from left to right, the power supply of the output circuit board 12 is just the stable current meeting the use, the use under different occasions is supplied, the use of the current transformer 10 monitors the output electric quantity of the inverter 2, the voltage transformer 11 monitors the output voltage of the inverter 2, the current transformer 10 and the voltage transformer 11 transmit the numerical value to the ARM upper computer 3, the work judgment is supplied, and the timely adjustment of the large current source generator device is.
In this embodiment, the number of the contactors 5 is three, the top ends of the contactors 5 are all fixedly connected to the input power line 6, the input power line 6 penetrates through the top wall of the case 8 and extends, the converter 7 comprises the contactors 5, the isolation power module 4, the inverter 2, the automatic protection device 14, the controller 15 and the driver 16, the converter 7 works together by all structures to convert the electricity input by the input power line 6 into the required electricity, four corners of the bottom end of the case 8 are all fixedly connected with universal wheels 13, the case 8 can move flexibly due to the arrangement of the universal wheels 13, the lower end of the ARM upper computer 3 is fixedly connected with the input keyboard 1, one side of the ARM upper computer 3 is fixedly connected with a power switch 18 on the outer wall of the case 8, the power switch 18 realizes the normal work of the case 8 and the ARM upper computer 3, the power switch 18 is connected to the ARM upper computer 3, the ARM upper computer 3 is provided with, display screen 9 shows 8 inside each item operating parameter of quick-witted case, the staff of being convenient for effectively monitors heavy current source generator operating condition, be provided with USB module 17 on the lateral wall of machine case 8 and under ARM host computer 3, can carry out data transmission to ARM host computer 3, adapt to various work, USB module 17 passes through the data line and connects on ARM host computer 3, voltage transformer 11, current transformer 10 passes through wire fixed connection on ARM host computer 3.
The working principle is as follows: the circuit is subjected to over-temperature and over-current monitoring through the automatic protection device 14, if the circuit runs abnormally, the automatic protection device 14 transmits an instruction signal to the controller 15, the controller 15 transmits the signal to the driver 16, the driver 16 controls the inverter 2 to stop working and cut off power grid output, checking and self-protection of the circuit running state are achieved, the circuit is effectively protected, parameters of current are input to the controller 15 through the ARM upper computer 3, the inverter 2 is regulated and controlled through the driver 16 after the controller 15 receives a current parameter instruction, the inverter 2 and the isolation power supply module 4 receive the signal to adjust the working state, certain regulation and control are conducted on the power grid, a required current frequency value is achieved, and flexible regulation and control of the current frequency are achieved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. A phase-controlled high-current source generator device comprises a case (8), and is characterized in that: the utility model discloses a power supply device, including quick-witted case (8), the inside converter (7) that is provided with of machine case (8), the top fixed connection of converter (7) is on the interior roof of quick-witted case (8), the interior top of converter (7) from left to right equidistance fixedly connected with contactor (5) in proper order, power module (4) are kept apart to the equal fixedly connected with in bottom of contactor (5), keep apart the equal fixed connection in bottom of power module (4) and at the upper surface of dc-to-ac converter (2), the lower surface one side fixed connection of dc-to-ac converter (2) is in the upper end of driver (16), the lower surface opposite side fixed connection of dc-to-ac converter (2) is in the upper end of automatic safety device (14), the equal fixed connection in the top both.
2. A phase controlled high current source generator arrangement according to claim 1, wherein: the middle upper part of one side lateral wall of machine case (8) is run through and is had ARM host computer (3), controller (15) are through signal line fixedly connected with ARM host computer (3), the middle part of the opposite side lateral wall of machine case (8) is run through and is had output circuit board (12).
3. A phase controlled high current source generator arrangement according to claim 2, wherein: the output circuit board (12) is fixedly connected to one side of the inverter (2) through an upper wire, a middle wire and a lower wire, and a current transformer (10) and a voltage transformer (11) are arranged on the wires from left to right.
4. A phase controlled high current source generator arrangement according to claim 1, wherein: the quantity of contactor (5) is three, the equal fixed connection in top of contactor (5) is on input power cord (6), input power cord (6) run through the roof of quick-witted case (8) and extend.
5. A phase controlled high current source generator arrangement according to claim 1, wherein: the converter (7) comprises a contactor (5), an isolation power supply module (4), an inverter (2), an automatic protection device (14), a controller (15) and a driver (16).
6. A phase controlled high current source generator arrangement according to claim 1, wherein: four corners of the bottom end of the case (8) are fixedly connected with universal wheels (13).
7. A phase controlled high current source generator arrangement according to claim 1, wherein: the lower extreme fixedly connected with input keyboard (1) of ARM host computer (3), fixedly connected with switch (18) on one side of ARM host computer (3) and the outer wall of quick-witted case (8), switch (18) are connected on ARM host computer (3), be provided with display screen (9) on ARM host computer (3).
8. A phase controlled high current source generator arrangement according to claim 1, wherein: the USB interface is characterized in that a USB module (17) is arranged on the side wall of the case (8) and right below the ARM upper computer (3), and the USB module (17) is connected to the ARM upper computer (3) through a data line.
9. A phase controlled high current source generator arrangement according to claim 1, wherein: and the voltage transformer (11) and the current transformer (10) are fixedly connected to the ARM upper computer (3) through wires.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010622641.6A CN111917309A (en) | 2020-06-30 | 2020-06-30 | Phase-controlled large current source generator device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010622641.6A CN111917309A (en) | 2020-06-30 | 2020-06-30 | Phase-controlled large current source generator device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN111917309A true CN111917309A (en) | 2020-11-10 |
Family
ID=73226737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010622641.6A Pending CN111917309A (en) | 2020-06-30 | 2020-06-30 | Phase-controlled large current source generator device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111917309A (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201750356U (en) * | 2010-06-18 | 2011-02-16 | 特变电工新疆新能源股份有限公司 | Mounting cabinet for photovoltaic inverter |
CN106655812A (en) * | 2016-12-24 | 2017-05-10 | 天津斌德鑫力电子科技有限公司 | Constant voltage source |
CN107968576A (en) * | 2017-12-27 | 2018-04-27 | 国网宁夏电力有限公司检修公司 | A kind of phased high current source generator device |
CN208001238U (en) * | 2017-12-29 | 2018-10-23 | 山东深川变频科技股份有限公司 | A kind of cabinet for the major loop being equipped with air compressor machine special converter |
CN210444165U (en) * | 2020-03-31 | 2020-05-01 | 潍坊高源电气有限公司 | 10K-40K three-phase inversion host module |
-
2020
- 2020-06-30 CN CN202010622641.6A patent/CN111917309A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201750356U (en) * | 2010-06-18 | 2011-02-16 | 特变电工新疆新能源股份有限公司 | Mounting cabinet for photovoltaic inverter |
CN106655812A (en) * | 2016-12-24 | 2017-05-10 | 天津斌德鑫力电子科技有限公司 | Constant voltage source |
CN107968576A (en) * | 2017-12-27 | 2018-04-27 | 国网宁夏电力有限公司检修公司 | A kind of phased high current source generator device |
CN208001238U (en) * | 2017-12-29 | 2018-10-23 | 山东深川变频科技股份有限公司 | A kind of cabinet for the major loop being equipped with air compressor machine special converter |
CN210444165U (en) * | 2020-03-31 | 2020-05-01 | 潍坊高源电气有限公司 | 10K-40K three-phase inversion host module |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102435899B (en) | Locomotive traction converter test apparatus and method thereof | |
CN109494706A (en) | Integrated power supply system | |
CN102593863A (en) | Inverter with internal auxiliary power supply and power supply method adopted thereby | |
CN104269916A (en) | Method for achieving switching between high-voltage induction power supply and photovoltaic power supply | |
CN102624019B (en) | Single-phase 660V-3.3KV long-distance distributed direct power supply system | |
CN111917309A (en) | Phase-controlled large current source generator device | |
CN218633353U (en) | Generator and grid-connected device | |
CN110212432B (en) | Motor train unit inversion comprehensive power supply vehicle | |
CN112888092B (en) | Low-frequency heating device of high-capacity power transformer | |
CN210074873U (en) | Portable direct-current power supply system with insulation monitoring function | |
CN211629866U (en) | Improved PLC module | |
CN208112223U (en) | Power of alterating and direct current multi-function test stand distribution system | |
CN202837434U (en) | Routine power assessment test platform for low-voltage medium-power power converter before leaving factory | |
CN112542844A (en) | District electric energy quality optimizing apparatus based on regional wireless communication | |
CN207968053U (en) | A kind of substation's emergency power supply system | |
CN212162812U (en) | Power grid energy-saving system | |
CN206401910U (en) | A kind of electric supply installation | |
CN219892965U (en) | Voltage stabilizing compensation control system for power supply of tower crane | |
CN214145752U (en) | Direct current variable pitch control system with high voltage ride through function | |
CN218386942U (en) | Control system of high-frequency power supply cabinet | |
CN220965173U (en) | High-pressure heater control system | |
CN216699861U (en) | DC-AC inverter | |
CN211554269U (en) | High-power inverter testing platform | |
CN217469752U (en) | Single-phase filtering and voltage stabilizing device for traction substation pavilion | |
CN215728659U (en) | Device for detecting static braking torque of variable pitch motor |
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 | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201110 |