CN105045325A - High-precision AC voltage stabilization power supply - Google Patents
High-precision AC voltage stabilization power supply Download PDFInfo
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- CN105045325A CN105045325A CN201510474807.3A CN201510474807A CN105045325A CN 105045325 A CN105045325 A CN 105045325A CN 201510474807 A CN201510474807 A CN 201510474807A CN 105045325 A CN105045325 A CN 105045325A
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Abstract
The invention relates to the field of power sources, and discloses a relay and motor hybrid control high-precision AC voltage stabilization power supply. The power supply comprises a relay voltage stabilization module and a motor control module respectively connected to an annular smoothed surface self-coupling voltage stabilization transformer. When the power supply is used, the mains supply is input to the relay voltage stabilization module, the relay voltage stabilization module coarsely tunes the output voltage with the tuning precision reaching plus or minus 8%, then the motor control module drives a carbon brush to slide on the smoothed output end surface of the annular smoothed surface self-coupling voltage stabilization transformer so as to finely tune the output voltage with the tuning precision reaching plus or minus 3% to plus or minus 1%. By employing the technical scheme mentioned above, the power supply has prominent advantages of fast response speed, low cost, high output precision, and no instant high voltage and instant low voltage output.
Description
Technical field
The present invention relates to field of power supplies, particularly a kind of high-precision AC stabilized voltage supply.
Background technology
The most popular in existing market, the most frequently used servo motor formula alternating current steady voltage plug be exactly simply utilize driven by servomotor carbon brush annular autotransformer ground smooth output end face (conduction) slide, thus realize the stable of output voltage, its advantage is that output accuracy is high, general output voltage precision ± 3%, most high energy accomplishes ± 1%, its shortcoming is response speed slow (carbon brush sliding time is in second), high (all necessary flour milling of the transformer self coupling winding in whole voltage stabilized range of cost, all copper cash must be used), there is instantaneous pressure (can up to 300V) in output voltage, or moment low pressure (can 150V be low to moderate), therefore instantaneous pressure is exported or the moment infringement of low pressure to electrical appliance is serious, significantly affect safety and the life-span of electrical appliance, and make product itself bulky, heavy, and open circuit loss is large, thus the utilization in the market of high-precision voltage stabilizing device is seriously constrained.
Summary of the invention
The object of the embodiment of the present invention is the high-precision AC stabilized voltage supply providing a kind of relay and motor Hybrid mode, has that response is quick, with low cost, output accuracy is high, without instantaneous pressure and the instantaneously advantage such as low pressure output.
A kind of high-precision AC stabilized voltage supply that the embodiment of the present invention provides, comprise the relay Voltage stabilizing module and motor control module that are connected with the self-coupling voltage-regulated transformer of annular flour milling respectively, during use, civil power is input to described relay Voltage stabilizing module, described relay Voltage stabilizing module carries out voltage stabilizing coarse adjustment to output voltage, then drives carbon brush to carry out output voltage voltage stabilizing fine tuning in the output end face slip of the self-coupling voltage-regulated transformer of described annular flour milling ground smooth by described motor control module.
Alternatively, in the self-coupling voltage-regulated transformer of described annular flour milling, flour milling is semicircular arc.
Alternatively, in the self-coupling voltage-regulated transformer of described annular flour milling, flour milling winding quantity controls 1/3 of formula high-precision AC stabilized voltage supply lower than conventional motor.
Alternatively, described relay Voltage stabilizing module realizes voltage stabilizing coarse adjustment, and about output accuracy ± 8%, described motor control module realizes voltage stabilizing fine tuning, and output accuracy ± 3% is to ± 1%.
Therefore, application the present embodiment technical scheme, owing to relay and motor being driven slide two kinds of voltage regulating modes of carbon brush organic and perfectly combine, adopt the new approaches of two step voltage stabilizings, have that response is quick, with low cost, output accuracy is high, without instantaneous pressure and the instantaneously excellent properties such as low pressure output.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 adopts general motor to control formula alternating current steady voltage plug structural drawing in prior art;
Fig. 2 is the high-precision AC stabilized voltage supply structural drawing of a kind of relay provided by the invention and motor Hybrid mode.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment:
The most popular in existing market, it is exactly simply utilize driven by servomotor carbon brush in output end face (conduction) slip of annular flour milling transformer ground smooth that the most frequently used conventional motor controls formula alternating current steady voltage plug, as shown in Figure 1, realize the stable of output voltage, its advantage is that output accuracy is high, general output voltage precision ± 3%, most high energy accomplishes ± 1%, its shortcoming is response speed slow (carbon brush sliding time is in second), cost high (whole circle flour milling must use full copper cash transformer), there is instantaneous pressure (can up to 300V) in output voltage, or moment low pressure (can 150V be low to moderate), therefore export instantaneous pressure or the infringement of low pressure to electrical appliance serious, significantly affect safety and the life-span of electrical appliance, and make product itself bulky, heavy, and open circuit loss is large, thus the utilization in the market of high-precision voltage stabilizing device is seriously constrained.
The present embodiment provides a kind of high-precision AC stabilized voltage supply, as shown in Figure 2, comprise the motor control module 10 and relay Voltage stabilizing module 20 that are connected with the self-coupling voltage-regulated transformer of annular flour milling respectively, can be, but not limited to, the self-coupling voltage-regulated transformer of described annular flour milling is the self-coupling voltage-regulated transformer of annular semicircular arc flour milling.
During use, civil power input electricity gives described relay Voltage stabilizing module 20, described relay Voltage stabilizing module 20 by automatically regulate be connected with the self-coupling voltage-regulated transformer of described annular flour milling input, export tap voltage stabilizing coarse adjustment carried out to output voltage, it is about ± 8% that described relay Voltage stabilizing module 20 realizes voltage stabilizing output accuracy, then carbon brush is driven to carry out voltage stabilizing fine tuning in the output end face slip of the self-coupling voltage-regulated transformer of described annular flour milling ground smooth by described motor control module 10, it is ± 3% that described motor control module realizes voltage stabilizing output accuracy, reach as high as ± 1%.
Such as civil power input AC electricity is through relay Voltage stabilizing module 20, first stable 220V ± 8% is become to export the unstable voltage pressure regulation of input, and then drive carbon brush to carry out output voltage adjustment in the output end face slip of the self-coupling voltage-regulated transformer of described annular flour milling ground smooth through motor control module 10, further 220V ± 8% being exported fine tuning is 220V ± 3% output voltage, and the ac voltage signal after fine tuning is exported to load.
Visible, relay and motor are driven slide two kinds of voltage regulating modes of carbon brush organic and perfectly combine, adopt the new approaches of two step voltage stabilizings, have that response is quick, with low cost, output accuracy is high, without instantaneous pressure and the instantaneously excellent properties such as low pressure output, the comprehensive integration advantage of relay system and servo motor formula two kinds of alternating current steady voltage plugs, volume-diminished more than 30%, weight and volume reduces more than 30%, and transient response time reduces more than 50%.
Further, the self-coupling voltage-regulated transformer of described annular flour milling is the self-coupling voltage-regulated transformer of annular semicircular arc flour milling, the output end face of one section of circular arc ground smooth is only had in the self-coupling voltage-regulated transformer of described annular flour milling, flour milling winding quantity significantly reduces, 1/3 of formula high-precision AC stabilized voltage supply is controlled lower than conventional motor, relative to whole ring shape flour milling transformer, significantly reduce the cost of copper cash in the middle of flour milling, and significantly reduce the stroke of motor and carbon brush, significantly alleviate the loss of the parts such as motor and carbon brush.
This programme improves the performance of high-precision AC stabilized voltage supply comprehensively, significantly, is mainly manifested in: 1, input range is broadening: 110V-270V (tradition is high-precision only has 140V-250V); 2, the transient response time of stabilized voltage supply is significantly promoted, output voltage is avoided to occur high pressure or low pressure, allow the superior stable output voltage of voltage stabilizer remain within the scope of the safe voltage of electrical appliance, form the safety of the various electrical appliance of protection users of shield type; 3, significantly reduce volume of transformer, weight reduction, reduce the volume of stabilized voltage supply cabinet, reduce the installation of this stabilized voltage supply, packaging, transportation cost.
Above-described embodiment, does not form the restriction to this technical scheme protection domain.The amendment done within any spirit at above-mentioned embodiment and principle, equivalently to replace and improvement etc.; comprise and replace annular self-coupling voltage-regulated transformer with the self-coupling voltage-regulated transformer of EI type, replace axial motor with line motor, within the protection domain that all should be included in this technical scheme.
Claims (4)
1. a high-precision AC stabilized voltage supply, it is characterized in that, comprise the relay Voltage stabilizing module and motor control module that are connected with the self-coupling voltage-regulated transformer of annular flour milling respectively, during use, civil power is input to described relay Voltage stabilizing module, described relay Voltage stabilizing module carries out voltage stabilizing coarse adjustment to output voltage, then drives carbon brush to carry out output voltage voltage stabilizing fine tuning in the output end face slip of the self-coupling voltage-regulated transformer of described annular flour milling ground smooth by described motor control module.
2. a kind of high-precision AC stabilized voltage supply as claimed in claim 1, is characterized in that, in the self-coupling voltage-regulated transformer of described annular flour milling, flour milling is semicircular arc.
3. a kind of high-precision AC stabilized voltage supply as claimed in claim 2, is characterized in that, in the self-coupling voltage-regulated transformer of described annular flour milling, flour milling winding quantity controls 1/3 of formula high-precision AC stabilized voltage supply lower than conventional motor.
4. a kind of high-precision AC stabilized voltage supply as claimed in claim 3, is characterized in that, described relay Voltage stabilizing module realizes voltage stabilizing coarse adjustment, and about output accuracy ± 8%, described motor control module realizes voltage stabilizing fine tuning, and output accuracy ± 3% is to ± 1%.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510474807.3A CN105045325A (en) | 2015-06-29 | 2015-08-05 | High-precision AC voltage stabilization power supply |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510379285 | 2015-06-29 | ||
| CN201510474807.3A CN105045325A (en) | 2015-06-29 | 2015-08-05 | High-precision AC voltage stabilization power supply |
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| CN105045325A true CN105045325A (en) | 2015-11-11 |
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| CN201510474807.3A Pending CN105045325A (en) | 2015-06-29 | 2015-08-05 | High-precision AC voltage stabilization power supply |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105549666A (en) * | 2016-01-26 | 2016-05-04 | 中山顺富节能科技有限公司 | Electricity-saving voltage stabilizer |
| CN105738853A (en) * | 2016-05-12 | 2016-07-06 | 苏州华电电气股份有限公司 | Automatic checking platform of high-voltage alternating-current voltage divider |
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| CN103064454A (en) * | 2011-10-24 | 2013-04-24 | 上海美迪馨电子科技有限公司 | Single-phase precision alternating-current voltage stabilizer |
| CN202948354U (en) * | 2012-10-31 | 2013-05-22 | 宝应企业有限公司 | Improved structure of high-power alternating current (A.C.) voltage stabilizer |
| CN103294088A (en) * | 2013-05-21 | 2013-09-11 | 浙江腾腾电气有限公司 | Segmented variable-cross-section winding based tapped auto-coupling alternating-current voltage stabilizer |
| CN204203825U (en) * | 2014-08-10 | 2015-03-11 | 浙江弘乐电气有限公司 | A kind of auto-transformer type AC voltage regulator |
| CN204925858U (en) * | 2015-08-05 | 2015-12-30 | 惠州市英华电源有限公司 | High accuracy voltage regulator power |
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2015
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101004616A (en) * | 2006-01-21 | 2007-07-25 | 邓小龙 | Line frequency AC voltage regulator adjusted by high frequency PWM circuit |
| CN103064454A (en) * | 2011-10-24 | 2013-04-24 | 上海美迪馨电子科技有限公司 | Single-phase precision alternating-current voltage stabilizer |
| CN202948354U (en) * | 2012-10-31 | 2013-05-22 | 宝应企业有限公司 | Improved structure of high-power alternating current (A.C.) voltage stabilizer |
| CN103294088A (en) * | 2013-05-21 | 2013-09-11 | 浙江腾腾电气有限公司 | Segmented variable-cross-section winding based tapped auto-coupling alternating-current voltage stabilizer |
| CN204203825U (en) * | 2014-08-10 | 2015-03-11 | 浙江弘乐电气有限公司 | A kind of auto-transformer type AC voltage regulator |
| CN204925858U (en) * | 2015-08-05 | 2015-12-30 | 惠州市英华电源有限公司 | High accuracy voltage regulator power |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105549666A (en) * | 2016-01-26 | 2016-05-04 | 中山顺富节能科技有限公司 | Electricity-saving voltage stabilizer |
| CN105738853A (en) * | 2016-05-12 | 2016-07-06 | 苏州华电电气股份有限公司 | Automatic checking platform of high-voltage alternating-current voltage divider |
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