CN205844502U - A UPS power special test load box - Google Patents
A UPS power special test load box Download PDFInfo
- Publication number
- CN205844502U CN205844502U CN201620496554.XU CN201620496554U CN205844502U CN 205844502 U CN205844502 U CN 205844502U CN 201620496554 U CN201620496554 U CN 201620496554U CN 205844502 U CN205844502 U CN 205844502U
- Authority
- CN
- China
- Prior art keywords
- load
- phase
- test
- ups power
- power
- 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.)
- Active
Links
Landscapes
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
This utility model relates to load testing technical field, especially relate to a ups power special test load box, including three rectifier bridges being connected with three phase mains R, S, T respectively, each rectifier bridge is respectively connected with power termination part, and power termination part includes resistive load part and capacitive load part；Described power termination part is connected by catalyst matrix slave computer PLC, and slave computer PLC is connected by catalyst air blast cooling blower fan；Described a ups power special test load box also includes electric parameters testing module, electric parameters testing module connects three phase mains R, S, T, described electric parameters testing module and slave computer PLC are all connected by RS485 communication interface host computer test terminal, three ups powers can be respectively simultaneously test is provided separately, test can also be provided for three-phase ups power, provide a crucial detection for exfactory inspection.
Description
Technical field
This utility model relates to load testing technical field, especially relates to a ups power special test load box.
Background technology
Along with the test performance of ups power requires to gradually step up, requirement to ups power test equipment raises up the most accordingly, but the loading test set for ups power test is but very different, and the load box for ups power test is the most much to use pure resistance.
But the problem of prior art existence or shortcoming are as follows:
1, in current industry a lot of ups powers test equipment be all power factor be 1, it is impossible to meet 0.6-1 power factor test scope.
2, the test of part ups power loads for alternating-current measurement, it is impossible to meet the RCD(resistance-capacitance-transistor of national regulations) type non-linear test load.
3, the resistance capacitance combination being only simple in the load of part RCD controls, and does not has corresponding electric capacity protective measure, and the service life causing UPS test load is the lowest.
Summary of the invention
The technical problems to be solved in the utility model is to provide a ups power special test load box, can be respectively three ups powers simultaneously and test is provided separately, it is also possible to provide test for three-phase ups power, provides a crucial detection for exfactory inspection.
This utility model uses following technological means to realize utility model purpose.
A ups power special test load box; it includes three rectifier bridges being connected respectively with three phase mains R, S, T; each rectifier bridge is respectively connected with power termination part; power termination part includes resistive load part and capacitive load part; described resistive load part is made up of multiple load resistances connected with rectifier bridge respectively; parallel connection between each load resistance, described capacitive load part is composed in series by load capacitance and protective resistance, each load resistance capacitive load part in parallel；Described power termination part is connected by catalyst matrix slave computer PLC, and slave computer PLC is connected by catalyst air blast cooling blower fan；Described a ups power special test load box also includes electric parameters testing module, and electric parameters testing module connects three phase mains R, S, T, and described electric parameters testing module and slave computer PLC are all connected by RS485 communication interface host computer test terminal.
Further, described air blast cooling blower fan is axial flow blower.
This utility model has the beneficial effect that a ups power special test load box described in the utility model, can be respectively three ups powers simultaneously and test is provided separately, it is also possible to provide test for three-phase ups power, provides a crucial detection for exfactory inspection.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model.
Fig. 2 is the rectifier bridge being connected with R in this utility model and power termination partial circuit diagram.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in detail.
As depicted in figs. 1 and 2; a ups power special test load box; it includes three rectifier bridges being connected respectively with three phase mains R phase, S-phase, T-phase; each rectifier bridge is respectively connected with power termination part; power termination part includes resistive load part and capacitive load part; described resistive load part is made up of multiple load resistances connected with rectifier bridge respectively; parallel connection between each load resistance; described capacitive load part is composed in series by load capacitance and protective resistance, each load resistance capacitive load part in parallel；Described power termination part is connected by catalyst matrix slave computer PLC, and slave computer PLC is connected by catalyst air blast cooling blower fan；Described a ups power special test load box also includes electric parameters testing module, electric parameters testing module connects three phase mains R phase, S-phase, T-phase, and described electric parameters testing module and slave computer PLC are all connected by RS485 communication interface host computer test terminal.Further, described air blast cooling blower fan is axial flow blower, has good cooling effect.Fig. 2 is the rectifier bridge being connected with R and power termination partial circuit diagram; this circuit is by rectifier bridge VC1; load resistance R1A-R8A; load capacitance C1A-C8A; protective resistance R11A-R18A; and KM1-KM8, KM11-KM18, KM21, KM22 of composition catalyst matrix, being formed according to the annexation in Fig. 2, the rectifier bridge and the power termination part that connect with S-phase and T-phase are identical with circuit structure shown in Fig. 2.
Further, the ups power outlet side needing test is linked into described a ups power special test load box main power source importation, this main power source importation is described rectifier bridge, and by RS485 communication interface, host computer test terminal is linked into electric parameters testing module and slave computer PLC；Ups power output AC sine waveform voltage, is DC source through rectifier bridge rectification；Resistive and the capacitive of power termination part matches band capacitive power factor load, and in load testing, the load of the simulation true application scenario of ups power needs；Be given according to ups power type in host computer test terminal and need loadtype and the capacity requirement of test, then select corresponding gear and power factor in host computer test terminal；Host computer test terminal sends instruction, slave computer PLC processes, switch on and off load gear and the type of needs, load is started working, air blast cooling blower fan brings into operation, the energy in loaded work piece is taken out of heat, it is ensured that the stability of test load case work and reliability by air blast cooling pattern；The online real time operation of electric parameters testing module, the output characteristics of detection ups power, main measurement has the voltage of three-phase, voltage, frequency, power factor, active power, reactive power, harmonic wave electrical quantity, by these parameters, measure the output characteristics of ups power, provide a crucial detection for exfactory inspection.
In sum, a ups power special test load box described in the utility model is that three-phase ups power tests test load case, three ups powers can be respectively simultaneously test is provided separately, it is also possible to provide test for three-phase ups power, provide a crucial detection for exfactory inspection.
The above is only better embodiment of the present utility model, therefore all equivalence changes done according to structure, feature and the principle described in this utility model patent claim or modification, all it is included in this utility model patent claim.
Claims (2)
- The most a ups power special test load box; it is characterized in that: it includes three rectifier bridges being connected respectively with three phase mains R phase, S-phase, T-phase; each rectifier bridge is respectively connected with power termination part; power termination part includes resistive load part and capacitive load part; described resistive load part is made up of multiple load resistances connected with rectifier bridge respectively; parallel connection between each load resistance; described capacitive load part is composed in series by load capacitance and protective resistance, each load resistance capacitive load part in parallel；Described power termination part is connected by catalyst matrix slave computer PLC, and slave computer PLC is connected by catalyst air blast cooling blower fan；Described a ups power special test load box also includes electric parameters testing module, electric parameters testing module connects three phase mains R phase, S-phase, T-phase, and described electric parameters testing module and slave computer PLC are all connected by RS485 communication interface host computer test terminal.
- A ups power special test load box the most according to claim 1, it is characterised in that: described air blast cooling blower fan is axial flow blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620496554.XU CN205844502U (en) | 2016-05-27 | 2016-05-27 | A UPS power special test load box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620496554.XU CN205844502U (en) | 2016-05-27 | 2016-05-27 | A UPS power special test load box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205844502U true CN205844502U (en) | 2016-12-28 |
Family
ID=57622818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620496554.XU Active CN205844502U (en) | 2016-05-27 | 2016-05-27 | A UPS power special test load box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205844502U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105866704A (en) * | 2016-05-27 | 2016-08-17 | 湖南福德电气有限公司 | Special test load box for UPSs (uninterruptable power supplies) |
| CN109613331A (en) * | 2018-12-19 | 2019-04-12 | 广东电网有限责任公司 | A kind of alternating current charging stake detection load and method based on double load arrays |
-
2016
- 2016-05-27 CN CN201620496554.XU patent/CN205844502U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105866704A (en) * | 2016-05-27 | 2016-08-17 | 湖南福德电气有限公司 | Special test load box for UPSs (uninterruptable power supplies) |
| CN109613331A (en) * | 2018-12-19 | 2019-04-12 | 广东电网有限责任公司 | A kind of alternating current charging stake detection load and method based on double load arrays |
| CN109613331B (en) * | 2018-12-19 | 2020-11-24 | 广东电网有限责任公司 | Load detection method and method for alternating current charging pile based on double-load array |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105301520B (en) | Adjustable nonlinear load configures system | |
| CN207215903U (en) | A kind of DCR of Transformer and transformer voltage ratio group tester | |
| CN105278439A (en) | Large-capacity alternating-current adjustable simulation test load control system and control method thereof | |
| CN104569702A (en) | Testing system of unified power quality controller and testing method thereof | |
| CN105866704A (en) | Special test load box for UPSs (uninterruptable power supplies) | |
| CN205844502U (en) | A UPS power special test load box | |
| CN103454511B (en) | A kind of train auxiliary power supply system detection platform of ground type | |
| JP2014044188A (en) | Harmonic measuring method and harmonic measuring apparatus | |
| CN105388378A (en) | Voltage support experiment testing platform and method with super-capacitor-based dynamic voltage restorer | |
| CN204789943U (en) | Hand over direct current motor type test detection device | |
| Saha et al. | Harmonics analysis of power electronics loads | |
| Patidar et al. | Harmonics estimation and modeling of residential and commercial loads | |
| CN204065240U (en) | A kind of dry reactor performance test circuit and device | |
| CN103048618B (en) | Test method of counter supporting unit motor | |
| Rawa et al. | Background voltage distortion and percentage of nonlinear load impacts on the harmonics produced by a group of personal computers | |
| CN203630241U (en) | All-in-one device for testing power frequency parameters and switching test line for high-voltage power transmission line | |
| CN109490653A (en) | Electromagnetic compatibility (EMC) test method of photovoltaic DC-to-AC converter | |
| Malagon-Carvajal et al. | Analytical and experimental discussion of a circuit-based model for compact fluorescent lamps in a 60 Hz power grid | |
| CN204065770U (en) | A kind of Large Copacity exchanges adjustable simulation test load control system | |
| CN104931905A (en) | High-voltage electroscope starting voltage test apparatus and test method | |
| Rawa et al. | Power quality monitoring and simulation of a personal computer based on IEEE 1459–2010 | |
| CN203870228U (en) | Power module detector | |
| CN114397517A (en) | Photovoltaic inverter test system | |
| CN209979759U (en) | Frequency conversion driver feedback type on-load aging device and system | |
| Pasaribu et al. | Harmonics step filter control model in household electricity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |