CN201204550Y - Energy-saving aging device for AC input power supply converter - Google Patents
Energy-saving aging device for AC input power supply converter Download PDFInfo
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- CN201204550Y CN201204550Y CNU2008200239309U CN200820023930U CN201204550Y CN 201204550 Y CN201204550 Y CN 201204550Y CN U2008200239309 U CNU2008200239309 U CN U2008200239309U CN 200820023930 U CN200820023930 U CN 200820023930U CN 201204550 Y CN201204550 Y CN 201204550Y
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Abstract
The utility model discloses an energy-saving aging device of an AC input power supply convertor, which comprises an outer shell. The outer shell is internally provided with a commercial power input module, the output end of the commercial power input module is connected with at least one rectifier, the direct current output by the output end of the rectifier is connected with one-way or multi-way aging unit through a direct current bus; each aging unit comprises at least one inverter, the DC input end of the inverter is connected with the DC output end of the rectifier, and the output end of the inverter is connected with the AC input end of at least one aged power supply convertor; an electron loaded input end is connected with the output end of the corresponding aged power supply convertor, and each electron loaded output end feeds the direct current back to the DC output end of the rectifier. The device has a simple and flexible structure and needs no complex parallel inverted power supplies; meanwhile, the system has relatively low cost.
Description
Technical field
The utility model relates to a kind of aging equipment in a kind of electric electronic current change technology field, a kind of specifically alternating current input power supplying converter energy-saving aging device.
Background technology
The aging of supply convertor is the check product quality, rejects the effective means of the early stage timeliness of product.At present, most supply convertor manufacturing enterprises adopt the aging mode of energy-dissipating type.Promptly, dispose suitable resistive load (as cement resistor), under the electric index condition of certain environment temperature and requirement, carry out the product aging experiment according to the output characteristic of supply convertor.This mode has characteristics such as simple and reliable.But the aging mode of energy-dissipating type has very big drawback: the aging a large amount of electric energy of consumption that needs itself needs the huge electricity charge of payment; The aging a large amount of caloric requirements that produce dissipate, and this has just increased the heat radiation cost, have increased noise and additional energy consumption; The distribution of enterprise and the capacity of distribution transformer need increase simultaneously, have increased distribution cost greatly.
The market competition of electronic product is fierce further at present, and the cost that how to reduce product is the primary major issue of manufacturing enterprise.So people have proposed the aging and energy-conservation thinking of a lot of supply convertors, it is comparatively ripe wherein to export after the energy recuperation mode of feedback grid, and has this series products to emerge.But this series products has following problem values to discuss.
1. product needed high-performance parallel network reverse power supply, and this power supply should have output to isolate.This needs the higher fail safe and the requirement of reliability, needs higher cost simultaneously.
2. distribution and the distribution capacity in order to reduce the burn-in chamber zone, the access point of parallel network reverse power supply energy feedback grid should be with near as much as possible by the input of aging supply convertor.So a whole set of aging equipment will combine as much as possible, for example with an aging cabinet or aging car as a complete aging and net unit.In order to tackle by the mobility of aging supply convertor, the monomer weight and the capacity of aging cabinet, aging car should not be too big simultaneously.For wearing out of large batch of supply convertor, this scheme needs the aging grid-connected systems of a lot of covers, has just increased the cost that is incorporated into the power networks of system greatly.
3. proofread and correct if had input power factor by aging power supply, this system configuration is difficult to the calibration function of the input power factor of realization aging equipment.
The utility model content
The purpose of this utility model is exactly in order to solve the aging above-mentioned shortcoming of present supply convertor, a kind of alternating current input power supplying converter energy-saving aging device is provided, the system architecture of this aging equipment can be applicable to the in enormous quantities aging of alternating current input power supplying converter, and this system has and the same energy-saving effect of energy feedback grid mode; Aging equipment is simple in structure, flexible, does not need complicated parallel network reverse power supply; This system has lower cost simultaneously.
For achieving the above object, the utility model adopts following technical scheme:
A kind of alternating current input power supplying converter energy-saving aging device, it comprises shell, be provided with the civil power input module in the described shell, the output of civil power input module is connected with at least one rectifier, and the direct current of rectifier output end output is connected through the aging unit of dc bus and one or more; Each aging unit comprises an inverter, and the direct-flow input end of inverter is connected with the dc output end of rectifier, and inverter output end connects at least one by the ac input end of aging supply convertor; The input termination of electronic load is corresponding to the output of aging supply convertor, and the output of each electronic load feedback direct current is to the dc output end of rectifier.
Described civil power input module is single-phase alternating current or three-phase alternating current.
Described rectifier is single-phase rectifier or three-phase rectifier.
Described three-phase rectifier is made up of three-phase transformer and rectifier bridge.
Described single-phase rectifier is made up of rectifier bridge and power factor correction module.
Described is AC/DC supply convertor or AC/AC supply convertor by aging some member converter.
Described electronic load is DC/DC supply convertor or AC/DC supply convertor.
The utility model proposes a kind of energy-saving aging device of alternating current input power supplying converter, it have energy-conservation, simple in structure, expansion flexibly, characteristic such as cost is low and application is wide, solve the aging highly energy-consuming of conventional power source converter, an expensive difficult problem, can be widely used in the aging of AC/DC such as communication, electric power, industrial DC power supply.Even do not had the input power factor calibration function by aging power supply, this system configuration also is easy to the power factor correction of realization system input.
Operation principle of the present utility model is: a kind of alternating current input power supplying converter energy-saving aging device, it is made up of the civil power input that connects successively, rectifier, inverter, worn out supply convertor and electronic load.Civil power is input as single-phase alternating current or three-phase alternating current; The direct-flow input end of the output termination inverter of rectifier, the output voltage of rectifier is fit to the requirement of inverter; The output termination of inverter is by the ac input end of aging supply convertor, and the output specification of inverter is fit to by the aging requirement of aging supply convertor; The output specification of inverter is single-phase alternating current or three-phase alternating current; The input termination of electronic load is by the output of aging supply convertor, and the input characteristics of electronic load is fit to by the aging requirement of aging supply convertor.
In the utility model aging equipment, added DC link, i.e. dc bus link in the middle of the input of the output of rectifier and inverter.DC link is the remittance point of civil power energy supply and electronic load feedback energy, also is the inverter incoming junction.Civil power carries out the dc energy supply by rectifier to aging equipment.Electronic load output energy is incorporated DC link in the direct current mode, has overcome to exchange and the complicated shortcoming of net mode control, has improved the reliability of system.The energy of device flows to: three-phase or single-phase alternating current become direct current through rectifier; Direct current is transformed to by the alternating current of aging supply convertor requirement through inverter; Alternating current or direct current by aging supply convertor output are converted to required direct current through electronic load; The direct current of electronic load output is incorporated DC link into.This sampling device has just been realized being exported the recycling of energy by aging supply convertor, reaches energy saving purposes.The power capacity of civil power input, rectifier only is whole aging equipment system loss desired power capacity.When by aging supply convertor single-machine capacity hour, an inverter can wear out a plurality of by aging supply convertor simultaneously.When the supply convertor single-machine capacity that worn out is big, can adopt many smaller power electronic loads in parallel aging.Based on this system architecture, the monitoring function of spare system is realized by the system mode collection of aging supply convertor and ageing state control easily.It solves the energy-conservation problem of aging of alternating current input power supplying converter.It has solved the aging and energy-conservation contradiction of alternating current input power supplying transducer in enormous quantities.
The beneficial effects of the utility model are: the system architecture of this aging equipment can be applicable to the in enormous quantities aging of alternating current input power supplying converter, and this system has and the same energy-saving effect of energy feedback grid mode; Aging equipment is simple in structure, flexible, does not need complicated parallel network reverse power supply; This system has lower cost simultaneously.
Description of drawings
Fig. 1 is the alternating current input power supplying converter energy-saving aging device block diagram;
Fig. 2 is 16 2KW direct current modular power source energy-saving aging device block diagrams of embodiment 1;
Fig. 3 is embodiment 1 a rectifier internal frame diagram;
Fig. 4 is 200 65W power supply adaptor energy-saving aging device block diagrams of embodiment 2;
Fig. 5 is embodiment 2 rectifier internal frame diagram.
Wherein, 1. shell, 2. civil power input module, 3. rectifier, 4. inverter is 5. by aging supply convertor, 6. electronic load, 7. three-phase transformer, 8. rectifier bridge, 9. power factor correction module.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Among Fig. 1, alternating current input power supplying converter energy-saving aging device comprises shell 1, be provided with civil power input module 2 in the described shell 1, the output of civil power input module 2 is connected with at least one rectifier 3, and the direct current of rectifier 3 outputs output is connected through the aging unit of dc bus and one or more; Each aging unit comprises an inverter 4, and the direct-flow input end of inverter 4 is connected with the dc output end of rectifier 3, and inverter 4 outputs connect at least one by the ac input end of aging supply convertor 5; The input termination of electronic load 6 is corresponding to the output of aging supply convertor 5, and the output of electronic load 6 feedback direct current is to the dc output end of rectifier 3.
Civil power input module 2 is single-phase alternating current or three-phase alternating current.
By aging supply convertor 5 is AC/DC supply convertor or AC/AC supply convertor.
Embodiment 1:
Among Fig. 2, present embodiment is that communication is imported with single-phase 220VAC, 48VDC output, the aging equipment of 2KW direct current modular power source.
Suppose can wear out simultaneously 16 of 2KW DC power supply of a power source aging car based on this aging equipment.The energy conversion efficiency of supposing DC power supply simultaneously is 90%, and input power factor is 0.99.4 rated power of inverter 4 employings are the 10KVA inverter in the present embodiment.Electronic load 6 is the DC-DC converter that 16 permanent input powers are 2KW.
The system aging scheme as shown in Figure 2.Civil power input module 2 is three-phase alternating current 380V, is output as direct current 350V busbar voltage through three-phase rectifier 3.Three-phase rectifier 3 is made up of three-phase transformer 7 and rectifier bridge 8.Three-phase transformer 7 realization input voltages are adjusted, and secondary side adopts the multiple-pulse rectifier system, and input power factor is 0.92.The whole efficiency of three-phase rectifier 3 is 96%, and the output of three-phase rectifier 3 connects the direct-flow input end of inverter 4.
In the accompanying drawing 2: system is combined into 4 aging unit after optimizing, and the DC-DC converter that it is 2KW by aging supply convertor 5 and 4 permanent input powers promptly that the formation of each is 4,4 2KW direct currents of 1 10KVA inverter modular power source is an electronic load 6.Civil power input module 2 connects the ac input end of three-phase rectifier 3; The dc output end of three-phase rectifier 3 connects the direct-flow input end of 10KVA inverter 4; 4 2KW direct currents of output termination modular power source of inverter 4; The input of the DC-DC converter that 4 permanent input powers are 2KW connects the output of 4 2KW direct current modular power sources respectively, the direct-flow input end of the output termination 10KVA inverter 4 of the DC-DC converter that 4 permanent input powers are 2KW.System just realizes the purpose that batch is aging and energy circulation is utilized of direct current modular power source like this.
In the present embodiment, the gross output of inverter 4 is 32KW, and input power is 32KW/0.9=35.56KW.So adopting the active power of the aging required electrical network of mode of energy consumption type is 35.56KW.Distribution capacity is 35.56KW/0.99=35.91KVA.The transformation efficiency of inverter is 95% in the present embodiment, so the input capacity of inverter is (32KW/0.9)/0.95=37.43KW; The conversion efficiency of electronic load is 90%, so the power output of electronic load 6 is 32KW*0.9=28.8KW.The power output of three-phase rectifier 3 is 37.43KW-28.8KW=8.63KW like this.So the active power that this system asks for from electrical network only is: 8.63KW/0.96=8.99KW, distribution capacity are 8.99KW/0.92=9.77KVA.The mode so more traditional energy consumption type wears out, present embodiment aging equipment economize on electricity (35.56KW-8.99KW)/35.56KW=74.72%; Distribution capacity reduces (35.91KVA-9.77KVA)/35.91KVA=72.80%.As seen energy-saving benefit is quite objective, greatly reduces input distribution, distribution capacity simultaneously, has reduced the heat radiation cost, has reduced noise.
Embodiment 2:
Present embodiment is the alternating current 220V input, 12VDC output, the energy-saving aging device of 65W power supply adaptor.
Suppose based on can wear out simultaneously 200 of 65W power supply adaptors of the aging car of the adapter of this aging equipment.The energy conversion efficiency of supposing adapter simultaneously is 90%.Input power factor is 0.65.Inverter 4 is that 2 rated power are the 15KVA inverter in the present embodiment, and electronic load 6 is the DC-DC converter that 200 permanent input powers are 65W.The system aging scheme as shown in Figure 4.Civil power input module 2 is single phase alternating current (A.C.) 220V, is output as direct current 350V busbar voltage through single-phase rectifier 3.Single-phase rectifier 3 is made up of rectifier bridge 8 and power factor correction module 9.Single-phase rectifier 3 input power factors are 0.99, and efficient is 92%.The output of single-phase rectifier 3 connects the direct-flow input end of inverter 4.System just realizes the purpose that batch is aging and energy circulation is utilized of adapter like this.This example ageing system is made up of two aging unit, and wherein, the electronic load 6 that the DC-DC converter that aging 5,100 permanent input powers of supply convertor of quilt that 4,100 power supply adaptors of 1 inverter constitute are 65W constitutes is formed an aging unit.In each aging unit, single-phase civil power input module 2 order commutating phase devices 3; The direct-flow input end of single-phase rectifier 3 output termination 15KVA inverters 4; 100 power supply adaptors of the output termination of 15KVA inverter 4; The input of the DC-DC converter that 100 permanent input powers are 65W connects the output of 100 power supply adaptors respectively, the direct-flow input end of output termination 15KVA inverter 4.
The gross output of adapter is 65W*200=13.00KW in the present embodiment, and input power is 13.00KW/0.9=14.44KW.So adopting the active power of the aging required electrical network of mode of energy consumption type is 14.44KW, distribution capacity is 14.44KW/0.65=22.22KVA.The transformation efficiency of inverter is 95% in the present embodiment, so the input capacity of inverter is 14.44/0.95=15.20KW; The conversion efficiency of electronic load is 90%, so the power output of electronic load is 13.00KW*0.9=11.70KW.Single-phase rectifier 3 power outputs are 15.20KW-11.70KW=3.50KW like this.So the active power that this system asks for from electrical network only is: 3.50KW/0.92=3.80KW, distribution capacity are 3.80KW/0.99=3.84KVA.The mode so more traditional energy consumption type wears out, present embodiment aging equipment economize on electricity (14.44KW-3.80KW)/14.44KW=73.68%; Distribution capacity reduces (22.22KVA-3.84KVA)/22.22KVA=82.72%.As seen energy-saving benefit is quite objective, greatly reduces input distribution, distribution capacity simultaneously, has reduced the heat radiation cost, has reduced noise.
Claims (7)
1. alternating current input power supplying converter energy-saving aging device, it comprises shell, it is characterized in that, be provided with the civil power input module in the described shell, the output of civil power input module is connected with at least one rectifier, and the direct current of rectifier output end output is connected through the aging unit of dc bus and one or more; Each aging unit comprises an inverter, and the direct-flow input end of inverter is connected with the dc output end of rectifier, and inverter output end connects at least one by the ac input end of aging supply convertor; The input termination of electronic load is corresponding to the output of aging supply convertor, and the output of each electronic load feedback direct current is to the dc output end of rectifier.
2. alternating current input power supplying converter energy-saving aging device as claimed in claim 1 is characterized in that, described civil power input module is single-phase alternating current or three-phase alternating current.
3. alternating current input power supplying converter energy-saving aging device as claimed in claim 1 is characterized in that, described rectifier is single-phase rectifier or three-phase rectifier.
4. alternating current input power supplying converter energy-saving aging device as claimed in claim 3 is characterized in that described three-phase rectifier is made up of three-phase transformer and rectifier bridge.
5. alternating current input power supplying converter energy-saving aging device as claimed in claim 3 is characterized in that described single-phase rectifier is made up of rectifier bridge and power factor correction module.
6. alternating current input power supplying converter energy-saving aging device as claimed in claim 1 is characterized in that, described is AC/DC supply convertor or AC/AC supply convertor by aging supply convertor.
7. alternating current input power supplying converter energy-saving aging device as claimed in claim 1 is characterized in that, described electronic load is DC/DC supply convertor or AC/DC supply convertor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200239309U CN201204550Y (en) | 2008-06-11 | 2008-06-11 | Energy-saving aging device for AC input power supply converter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200239309U CN201204550Y (en) | 2008-06-11 | 2008-06-11 | Energy-saving aging device for AC input power supply converter |
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| CN201204550Y true CN201204550Y (en) | 2009-03-04 |
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| CNU2008200239309U Expired - Lifetime CN201204550Y (en) | 2008-06-11 | 2008-06-11 | Energy-saving aging device for AC input power supply converter |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102541110A (en) * | 2010-12-23 | 2012-07-04 | 中兴通讯股份有限公司 | Device and method for testing temperature control based on temperature derating curve of modular power supply |
| CN106872736A (en) * | 2016-12-29 | 2017-06-20 | 新华三技术有限公司 | A kind of electronic load |
| CN108321847A (en) * | 2018-03-29 | 2018-07-24 | 广州谐同电子科技有限公司 | A kind of power-economizing method of feed-back type power source aging |
| CN110673054A (en) * | 2019-09-30 | 2020-01-10 | 上海新时达电气股份有限公司 | DC/DC power supply test system and aging test method of DC/DC power supply |
-
2008
- 2008-06-11 CN CNU2008200239309U patent/CN201204550Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102541110A (en) * | 2010-12-23 | 2012-07-04 | 中兴通讯股份有限公司 | Device and method for testing temperature control based on temperature derating curve of modular power supply |
| CN102541110B (en) * | 2010-12-23 | 2014-11-05 | 中兴通讯股份有限公司 | Device and method for testing temperature control based on temperature derating curve of modular power supply |
| CN106872736A (en) * | 2016-12-29 | 2017-06-20 | 新华三技术有限公司 | A kind of electronic load |
| CN108321847A (en) * | 2018-03-29 | 2018-07-24 | 广州谐同电子科技有限公司 | A kind of power-economizing method of feed-back type power source aging |
| CN110673054A (en) * | 2019-09-30 | 2020-01-10 | 上海新时达电气股份有限公司 | DC/DC power supply test system and aging test method of DC/DC power supply |
| CN110673054B (en) * | 2019-09-30 | 2022-05-17 | 上海新时达电气股份有限公司 | DC/DC power supply test system and aging test method of DC/DC power supply |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: QINGDAO SANHUA HUIHAI ELECTRONICS CO., LTD. Free format text: FORMER OWNER: DEZHOU SANHE ELECTRIC CO., LTD. Effective date: 20141209 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 253034 DEZHOU, SHANDONG PROVINCE TO: 266000 QINGDAO, SHANDONG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141209 Address after: 266000 No. 56 Qianshan South Road, Qingdao economic and Technological Development Zone, Shandong, China Patentee after: Qingdao Sanhua Huihai Electronics Co. Ltd. Address before: No. 1227 Regent Avenue Development Zone of Dezhou City, Shandong province 253034 Patentee before: Dezhou Sanhe Electric Co., Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090304 |