CN201274231Y - Electricity economizer for three phase balance system - Google Patents
Electricity economizer for three phase balance system Download PDFInfo
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- CN201274231Y CN201274231Y CNU2008200483859U CN200820048385U CN201274231Y CN 201274231 Y CN201274231 Y CN 201274231Y CN U2008200483859 U CNU2008200483859 U CN U2008200483859U CN 200820048385 U CN200820048385 U CN 200820048385U CN 201274231 Y CN201274231 Y CN 201274231Y
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Abstract
The utility model discloses a three-phase balanced system electricity economizer, aiming to provide an electricity economizer which can improve the unbalance of the three-phase voltage and reduce electric waste. The electricity economizer comprises a seven bar-shaped iron core with three magnetic poles and a coil winding enwound on the three magnetic poles. Each winding is provided with seven coils; five coils are enwound on one magnetic pole of the iron core; and the other two coils are enwound on another magnetic pole interrelated with the iron core; the winding is connected by the forward and reverse direction mixing series way among the coils of the same winding; the three windings form a star-shaped connection; the head end of each winding is connected with a power supply, and the rear end is connected with a zero line, and the middle point is connected with a load. Consequently, backward voltage can be used for superposition; the neutral point drifting can be reduced by magnetic potential balance; and the aim of improving the unbalance of the three-phase voltage and reducing the electric waste can be achieved. The utility model can be extensively applied to a three-phase power supply and distribution system.
Description
Technical field
The utility model relates to a kind of three-phase balanced system electricity-saving appliance.
Background technology
In the present three-phase four-wire system power supply-distribution system of China, because the low pressure single-phase load can not manually be divided equally fully, and factor such as the load in the actual motion is inequality, the capital produces load unbalanced situation, therefore produce the three-phase voltage of power supply-distribution system, the imbalance of electric current, cause neutral point drifting, so that the increase of residual voltage, zero-sequence current, thereby cause the loss in the power supply-distribution system to increase.
In sum, in the power supply-distribution system of present three-phase device line system, exist the defective that three-phase power electric power supplementary load loss uneven and that produce therefrom cause power wastage.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, and a kind of three-phase balanced system electricity-saving appliance that can improve imbalance of three-phase voltage and reduce power wastage is provided.
The technical scheme that the utility model adopted is: the utility model comprises the day font iron core and be wound on coil windings on described three magnetic posts respectively that contains three magnetic posts, described day font iron core is that silicon steel sheet or silicon steel sheet laminate and make, described coil windings comprises the A phase winding, the B phase winding, the C phase winding, each phase winding material, structure, inner tie lines is identical, be that described A phase winding comprises AL I, AL II, AL III, AUI, AU II, AU III, AU IV is totally seven coils, described B phase winding comprises BL I, BL II, BL III, BU I, BU II, BU III, BU IV is totally seven coils, described C phase winding comprises CL I, CL II, CL III, CU I, CU II, CU III, CU IV is totally seven coils, each phase winding is just taked between same winding coil separately, the mode of oppositely mixing series connection connects to form, the A phase winding, the B phase winding, the C phase winding is formed star connection, Y connection, the head end of every phase winding connects the phase in the three phase mains, and the tail end of every phase winding is formed neutral point and linked to each other with zero line N in the three-phase and four-line distribution system.
Described A phase winding, the B phase winding, each phase winding of C phase winding includes three current coils and four potential windings, described AL I, AL II, AL III is the current coil of described A phase winding, described AU I, AU II, AU III, AU IV is the potential winding of described A phase winding, described BL I, BL II, BL III is the current coil of described B phase winding, described BU I, BU II, BU III, BU IV is the potential winding of described B phase winding, described CL I, CL II, CL III is the current coil of described C phase winding, described CU I, CUII, CU III, CU IV is the potential winding of described C phase winding, the end of the same name of its each current coil and potential winding is the head end of each coil, the different name end of its each current coil and potential winding is the tail end of each coil, on each magnetic post potential winding winding and current coil winding all with another magnetic post on potential winding winding and current coil winding intersect and connect, the head end of current coil winding is the input of electricity-saving appliance, tail end is the output of electricity-saving appliance, the tail end of potential winding winding is formed star and is connected, link to each other with the N line of power supply-distribution system, that is: current coil AL I, BL I, the head end of CL I connects the three phase mains of power supply-distribution system respectively, is the input A of electricity-saving appliance, B, C; The tail end of AL I, BL I, CL I connects current coil BL II, the CL II on another magnetic post, the tail end of AL I respectively; The head end of BL II, CL II, AL II takes back current coil AL III, the BL III of a magnetic post, the head end of CL III, and AL III, BL III, CL III have tail end and head end with potential winding AU I, the BU I of magnetic post, CU I to join becomes the output of electricity-saving appliance a, b, c; The head end of potential winding AU I, BU I, CU I takes back potential winding AU III, the BU III of a magnetic post, the head end of CU III; The tail end of potential winding AU III, BU III, CU III links to each other, forming star connects, become the suspension mid point, described AU IV, BU IV, CU IV are that the coil reversal connection by two identical numbers of turn forms, the head end of AU IV, BU IV, CU IV links to each other, and the suspension mid point that forms of the tail end that meets AU III, BU III, CU III, the tail end of AUIV, BU IV, CU IV links to each other, and links to each other with the zero line N line of power supply-distribution system.
The beneficial effects of the utility model are: the utility model comprises that letter has the day font iron core and be wound on coil windings on described three magnetic posts respectively of three magnetic posts, described day font iron core is that silicon steel sheet or silicon steel sheet laminate and make, described coil windings comprises the A phase winding, the B phase winding, the C phase winding, each phase winding material, structure, inner tie lines is identical, described A phase winding, the B phase winding, each phase winding of C phase winding includes three current coils and four potential windings, the end of the same name of its each current coil and potential winding is the head end of each coil, the different name end of its each current coil and potential winding is the tail end of each coil, on each magnetic post potential winding winding and current coil winding all with another magnetic post on potential winding winding and current coil winding intersect and connect, the head end of current coil winding is the input of electricity-saving appliance, tail end is the output of electricity-saving appliance, the tail end of potential winding winding is formed star and is connected, link to each other with the N line of power supply-distribution system, therefore the utility model is owing to the potential winding and the current coil that act on the same magnetic post, belong to respectively in two out of phase circuit-lines, owing to mix the method for attachment of series system, can make magnetic flux superposition effectively, balance by magnetic flux reaches voltage, the balance of electric current, reduce null offset, improve three-phase voltage thereby reach, current imbalance reaches energy-conservation effect.
Description of drawings
Fig. 1 is the utility model coil tie lines schematic diagram 1.
Embodiment
As shown in Figure 1, a kind of safety-type three-phase of the utility model power supply-distribution system balance electricity-saving appliance, it comprises the day font iron core and be wound on coil windings on described three magnetic posts respectively that contains three magnetic posts, described day font iron core is that silicon steel sheet or silicon steel sheet laminate and make, described coil windings comprises the A phase winding, the B phase winding, the C phase winding, each phase winding material, structure, inner tie lines is identical, be that described A phase winding comprises AL I 11, AL II 12, AL III 13, AU I 21, AU II 22, AU III 23, AU IV 24 is totally seven coils, described B phase winding comprises BL I 31, BL II 32, BL III 33, BU I 41, BU II 42, BU III 43, BUIV 44 is totally seven coils, described C phase winding comprises CL I 51, CL II 52, CL III 53, CU I 61, CUII 62, CU III 63, CU IV 64 is totally seven coils, each phase winding is just taked between same winding coil separately, the mode of oppositely mixing series connection connects to form, the A phase winding, the B phase winding, the C phase winding is formed star connection, Y connection, the head end of every phase winding connects the phase in the three phase mains, and the tail end of every phase winding is formed neutral point and linked to each other with zero line N in the three-phase and four-line distribution system.
Described A phase winding, the B phase winding, each phase winding of C phase winding includes three current coils and four potential windings, described AL I1 1, AL II 12, AL III 13 is the current coil of described A phase winding, described AU I 21, AU II 22, AU III 23, AU IV 24 is the potential winding of described A phase winding, described BL I 31, BL II 32, BL III 33 is the current coil of described B phase winding, described BU I 41, BU II 42, BU III 43, BU IV 44 is the potential winding of described B phase winding, described CL I 51, CL II 52, CL III 53 is the current coil of described C phase winding, described CU I 61, CU II 62, CU III 63, CU IV 64 is the potential winding of described C phase winding, the end of the same name of its each current coil and potential winding is the head end of each coil, the different name end of its each current coil and potential winding is the tail end of each coil, on each magnetic post potential winding winding and current coil winding all with another magnetic post on potential winding winding and current coil winding intersect and connect, the head end of current coil winding is the input of electricity-saving appliance, tail end is the output of electricity-saving appliance, the tail end of potential winding winding is formed star and is connected, link to each other with the N line of power supply-distribution system, that is: current coil AL I 11, BL I 31, the head end of CL I 51 connects the three phase mains of power supply-distribution system respectively, is the input A of electricity-saving appliance, B, C; The tail end of AL I 11, BL I 31, CL I 51 connects current coil BL II 32, the CLII 52 on another magnetic post, the tail end of AL I 11 respectively; The head end of BL II 32, CL II 52, AL II 12 takes back current coil AL III 13, the BL III 33 of a magnetic post, the head end of CL III 53, and AL III 13, BL III 33, CL III 53 have tail end and head end with potential winding AU I 21, the BU I 41 of magnetic post, CU I 61 to join becomes the output of electricity-saving appliance a, b, c; The head end of potential winding AU I 21, BU I 41, CU I 61 takes back potential winding AU III 23, the BU III 43 of a magnetic post, the head end of CU III 63; The tail end of potential winding AU III 23, BU III 43, CU III63 links to each other, forming star connects, become the suspension mid point, described AU IV 24, BU IV 44, CUIV 64 are that the coil reversal connection by two identical numbers of turn forms, the head end of AU IV 24, BU IV 44, CU IV 64 links to each other, and the suspension mid point that forms of the tail end that meets AU III 23, BU III 43, CU III 63, the tail end of AU IV 24, BUIV 44, CU IV 64 links to each other, and links to each other with the zero line N line of power supply-distribution system.
Application principle of the present utility model is: difference two out of phase voltages of coiling and current coil on same magnetic post, make the mutual superposition of its magnetic flux, by the balance of magnetic potential, make the three-phase voltage of distribution system, electric current tend to balance, reduce the loss that produces owing to neutral point excursion.And because the existence of suspension mid point is arranged, make and avoid in practicality being offset that mid point directly connects the N line and the harm that produces, the fail safe that has further improved electricity-saving appliance itself.Simultaneously, can reduce superfluous voltage high order harmonic component, null offset and the supplementary load loss of the power consumption equipment that produces, can be by improving electric power quality for distribution, improve the service efficiency of producing power consumption equipment, prolong its useful life, ensure safe operation for power distribution network.Therefore, the utility model can be widely used in the three-phase power power supply-distribution system.
Claims (2)
1, a kind of three-phase system balance electricity-saving appliance, it comprises the day font iron core and be wound on coil windings on described three magnetic posts respectively that contains three magnetic posts, described day font iron core is that silicon steel sheet or silicon steel sheet laminate and make, it is characterized in that: described coil windings comprises the A phase winding, the B phase winding, the C phase winding, each phase winding material, structure, inner tie lines is identical, be that described A phase winding comprises ALI (11), AL II (12), ALIII (13), AU I (21), AU II (22), AUIII (23), AUIV (24) is totally seven coils, described B phase winding comprises BL I (31), BL II (32), BLIII (33), BU I (41), BU II (42), BUIII (43), BUIV (44) is totally seven coils, described C phase winding comprises CL I (51), CL II (52), CLIII (53), CU I (61), CU II (62), CUIII (63), CUIV (64) is totally seven coils, each phase winding is just taked between same winding coil separately, the mode of oppositely mixing series connection connects to form, the A phase winding, the B phase winding, the C phase winding is formed star connection, Y connection, the head end of every phase winding connects the phase in the three phase mains, and the tail end of every phase winding is formed neutral point and linked to each other with zero line N in the three-phase and four-line distribution system.
2, three-phase balanced system electricity-saving appliance according to claim 1, it is characterized in that: described A phase winding, the B phase winding, each phase winding of C phase winding includes three current coils and four potential windings, described AL I (11), ALII (12), ALIII (13) is the current coil of described A phase winding, described AU I (21), AU II (22), AUIII (23), AUIV (24) is the potential winding of described A phase winding, described BL I (31), BL II (32), BLIII (33) is the current coil of described B phase winding, described BU I (41), BU II (42), BUIII (43), BUIV (44) is the potential winding of described B phase winding, described CL I (51), CL II (52), CLIII (53) is the current coil of described C phase winding, described CU I (61), CU II (62), CUIII (63), CUIV (64) is the potential winding of described C phase winding, the end of the same name of its each current coil and potential winding is the head end of each coil, the different name end of its each current coil and potential winding is the tail end of each coil, on each magnetic post potential winding winding and current coil winding all with another magnetic post on potential winding winding and current coil winding intersect and connect, the head end of current coil winding is the input of electricity-saving appliance, tail end is the output of electricity-saving appliance, the tail end of potential winding winding is formed star and is connected, link to each other with the N line of power supply-distribution system, that is: current coil AL I (11), BL I (31), the head end of CL I (51) connects the three phase mains of power supply-distribution system respectively, is the input A of electricity-saving appliance, B, C; The tail end of AL I (11), BL I (31), CL I (51) connects current coil BL II (32), the CL II (52) on another magnetic post, the tail end of ALI (11) respectively; The head end of BL II (32), CL II (52), ALII (12) takes back current coil ALIII (13), the BLIII (33) of a magnetic post, the head end of CLIII (53), and ALIII (13), BLIII (33), CLIII (53) tail end join with head end with potential winding AU I (21), the BU I (41) of magnetic post, CU I (61) becomes the output of electricity-saving appliance a, b, c; The head end of potential winding AU I (21), BU I (41), CU I (61) takes back potential winding AUIII (23), the BUIII (43) of a magnetic post, the head end of CUIII (63); The tail end of potential winding AUIII (23), BUIII (43), CUIII (63) links to each other, forming star connects, become the suspension mid point, described AUIV (24), BUIV (44), CUIV (64) are that the coil reversal connection by two identical numbers of turn forms, the head end of AUIV (24), BUIV (44), CUIV (64) links to each other, and the suspension mid point that forms of the tail end that meets AUIII (23), BUIII (43), CUIII (63), the tail end of AUIV (24), BUIV (44), CUIV (64) links to each other, and links to each other with the zero line N line of power supply-distribution system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200483859U CN201274231Y (en) | 2008-05-28 | 2008-05-28 | Electricity economizer for three phase balance system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200483859U CN201274231Y (en) | 2008-05-28 | 2008-05-28 | Electricity economizer for three phase balance system |
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| Publication Number | Publication Date |
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| CN201274231Y true CN201274231Y (en) | 2009-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200483859U Expired - Fee Related CN201274231Y (en) | 2008-05-28 | 2008-05-28 | Electricity economizer for three phase balance system |
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| Country | Link |
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| CN (1) | CN201274231Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921443A (en) * | 2019-03-08 | 2019-06-21 | 江苏兴友环保科技有限公司 | A kind of smart synergetic battery saving arrangement based on stability contorting |
-
2008
- 2008-05-28 CN CNU2008200483859U patent/CN201274231Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921443A (en) * | 2019-03-08 | 2019-06-21 | 江苏兴友环保科技有限公司 | A kind of smart synergetic battery saving arrangement based on stability contorting |
| CN109921443B (en) * | 2019-03-08 | 2022-09-06 | 江苏兴友环保科技有限公司 | Intelligent synergistic power saving device based on stable control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HEBEI SWIN ELECTRICAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHUHAI YINGDIAN ENERGY-SAVING TECHNOLOGY SERVICE CO., LTD. Effective date: 20120121 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 519100 ZHUHAI, GUANGDONG PROVINCE TO: 057250 HANDAN, HEBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120121 Address after: 057250 in Quzhou County in Hebei Province Industrial Zone Kang Street No. 8 Patentee after: Hebei Swin Electrical Technology Co.,Ltd. Address before: 519100, four building, agricultural credit finance building, 223 Xingye Road, Guangdong, Zhuhai Patentee before: Zhuhai Yingdian Energy-saving Technology Service Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090715 Termination date: 20160528 |