CN103259417A - Novel magnetic voltage regulating power source and electricity-saving method thereof - Google Patents
Novel magnetic voltage regulating power source and electricity-saving method thereof Download PDFInfo
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- CN103259417A CN103259417A CN2012100389542A CN201210038954A CN103259417A CN 103259417 A CN103259417 A CN 103259417A CN 2012100389542 A CN2012100389542 A CN 2012100389542A CN 201210038954 A CN201210038954 A CN 201210038954A CN 103259417 A CN103259417 A CN 103259417A
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Abstract
The invention relates to a novel magnetic voltage regulating power source and an electricity-saving method thereof. An existing magnetic voltage regulating power source is large in power consumption, and the requirements for saving electricity are urgent. The novel magnetic voltage regulating power source comprises a three-phase transformer and three adjustable reactors. A plurality of taps and a tap switch are placed on a primary coil of each phase of the three-phase transformer. Each tap switch comprises a movable contact and a plurality of fixed contacts, each tap forms one fixed contact, and the movable contact is alternatively communicated with one fixed contact. The output voltage is roughly regulated by adjusting the tap switches. Partial voltage of the adjustable reactors is regulated and the output voltage is accurately regulated by controlling the direct currents of the adjustable reactors. The novel magnetic voltage regulating power source has the advantages that the structure is simple, the voltage is convenient to regulate and an electricity-saving effect is obvious. The novel magnetic voltage regulating power source is widely suitable for various electric equipment with voltage needing to be regulated, and especially suitable for being used with large-scale electric equipment in a matched mode.
Description
Technical field
The present invention relates to a kind of new-type magnetic voltage controller power source and power-saving method thereof.
Background technology
As shown in Figure 1, existing magnetic voltage controller power source comprises that the AC coil of three- phase transformer 1 and 2, three Regulatable reactor 2 of three Regulatable reactor is connected in the input power cord A phase of three-phase transformer 1 respectively, B goes up mutually with C mutually.During use, by regulating the electric current in the Regulatable reactor dc coil, change output voltage, satisfy and produce and living needs.
When the electric current in the Regulatable reactor dc coil was 0, the three-phase transformer output voltage was very little, but can not be 0; Electric current in the Regulatable reactor dc coil strengthens gradually, and magnetic voltage controller power source output voltage strengthens gradually, and the electric current in the Regulatable reactor dc coil reaches in limited time, and magnetic voltage controller power source output voltage reaches the upper limit.
This structure magnetic voltage controller power source can be realized stepless transformation, and the output voltage curve smoothing is the indispensable power supply of industrial equipments such as resistance furnace, but this magnetic voltage controller power source is often used for large-scale electric equipment, power consumption is big, and the economize on electricity demand is urgent, and can not export 0 voltage.
Summary of the invention
The technical problem to be solved in the present invention is the above-mentioned defective that how to overcome prior art, and a kind of new-type magnetic voltage controller power source and power-saving method thereof are provided.
For solving the problems of the technologies described above, this new-type magnetic voltage controller power source comprises three-phase transformer and three Regulatable reactor, the AC coil of three Regulatable reactor is connected in the input power cord A phase of three-phase transformer respectively, B goes up mutually with C mutually, it is characterized in that: each phase primary coil or the secondary coil of three-phase transformer are provided with a plurality of taps, and is furnished with shunting switch, shunting switch comprises a moving contact and a plurality of fixed contact, each tap constitutes a fixed contact, moving contact is selected a ground and is connected fixed contact, by adjusting shunting switch, output voltage is carried out coarse adjustment, and the direct current by the control Regulatable reactor carries out accurate adjustment to output voltage.So design during work, is at first regulated the shunting switch on the three-phase transformer, and output voltage is carried out coarse adjustment, carries out accurate adjustment with Regulatable reactor then.Under the prerequisite that satisfies the pressure regulation needs, reduce the overcurrent number of turn of Regulatable reactor AC coil as far as possible, reduce the NOT function power consumption on the Regulatable reactor.Herein " a plurality of " refer to two or more.
As optimization, except a plurality of fixed contacts, described shunting switch also is provided with off state, and under off state, moving contact does not contact with all fixed contacts.So design can be exported 0 voltage.
As optimization, described tap setting on each phase primary coil, as: in each phase primary coil stage casing and end a tap is set respectively.So design, two-stage pressure-regulating, comparatively convenient.
As optimization, the AC coil stage casing of described Regulatable reactor and end are respectively equipped with two taps, and are furnished with shunting switch.When the load voltage changes in demand is big, keep the more overcurrent number of turn of Regulatable reactor AC coil, the proof load voltage requirements; Load voltage demand fluctuation hour reduces the more overcurrent number of turn of Regulatable reactor AC coil, thereby further reaches power savings.
As optimization, the interlock of the moving contact of the shunting switch of all Regulatable reactor.So design, three-phase alternating current is adjusted synchronously, and is convenient.
This new-type magnetic voltage controller power source is the power-saving method of resistance furnace power supply, comprises the steps:
One, ignition phase
1). needing output voltage is 0 o'clock, and the shunting switch of three-phase transformer is transferred to off state;
2). during pressure regulation, the DC control electric current with Regulatable reactor is adjusted into 0 earlier, and the shunting switch with three-phase transformer transfers to low pressure output shelves then, carries out coarse adjustment, makes three-phase transformer output voltage≤load voltage demand;
3). by the direct current of control Regulatable reactor, output voltage is carried out accurate adjustment again, make the three-phase transformer output voltage satisfy loading demand;
4). if after the accurate adjustment, the three-phase transformer output voltage still needs further rising, returns the 2nd) step, three-phase transformer is transferred to high voltage output shelves, readjust, and the like, by continuous adjustment, satisfy the demand that the ignition phase load voltage rises steadily;
Two, the ordinary production stage
By adjusting the shunting switch of three-phase transformer, change the overcurrent number of turn of three-phase transformer primary coil, increase the output voltage of three-phase transformer, adjust the shunting switch on the Regulatable reactor simultaneously, the overcurrent number of turn of the AC coil of reduction Regulatable reactor.
The new-type magnetic voltage controller power source of the present invention has simple in structure, and pressure regulation is convenient, and the tangible advantage of power savings is used the new-type magnetic voltage controller power source of the present invention and power-saving method thereof, can economize on electricity 10～15%.Extensively be suitable for being particularly suitable for the supporting use of large-scale electric equipment on the various power consumption equipments that need pressure regulation.
Be example to have a daily output of 7 tons needle punched blanket resistance furnace, before adopting magnetic voltage controller power source of the present invention, one ton of needle punched blanket of average every production, about power consumption 3100KWh, adopt magnetic voltage controller power source of the present invention after, the same production cycle, under the same output, one ton of needle punched blanket of average every production, power consumption 2620KWh, economize on electricity 15.5%.
Description of drawings
Below in conjunction with accompanying drawing the new-type magnetic voltage controller power source of the present invention and power-saving method thereof are described further:
Fig. 1 is the structural representation of existing new-type magnetic voltage controller power source;
Fig. 2 is that this new-type magnetic voltage controller power source execution mode one is at the schematic diagram of ignition phase;
Fig. 3 is the schematic diagram of the execution mode two of this new-type magnetic voltage controller power source in the ordinary production stage.
Among the figure: 1 is that three-phase transformer, 2 is that Regulatable reactor, 3 is shunting switch.
Embodiment
Execution mode one: as shown in Figure 2, this new-type magnetic voltage controller power source comprises three-phase transformer 1 and three Regulatable reactor 2, the AC coil of three Regulatable reactor 2 is connected in the input power cord A phase of three-phase transformer respectively, B goes up mutually with C mutually, it is characterized in that: each phase primary coil stage casing and the end of three-phase transformer 1 are respectively equipped with two taps, and is furnished with shunting switch 3, shunting switch 3 comprises a moving contact and two fixed contacts, each tap constitutes a fixed contact, moving contact is selected a ground and is connected fixed contact, by adjusting shunting switch 3, output voltage is carried out coarse adjustment, and the direct current by control Regulatable reactor 2 carries out accurate adjustment to output voltage.
Except a plurality of fixed contacts, described shunting switch 3 also is provided with off state, and under off state, moving contact does not contact with all fixed contacts.
Execution mode two: as shown in Figure 3: the AC coil stage casing of described Regulatable reactor 2 and end are respectively equipped with two taps, and are furnished with shunting switch 3.The moving contact interlock of the shunting switch 3 of all Regulatable reactor 2, all the other structures are shown in enforcement mode one.
The new-type magnetic voltage controller power source of the present invention is the power-saving method of resistance furnace power supply, comprises the steps:
One, ignition phase
1). needing output voltage is 0 o'clock, and the shunting switch 3 of three-phase transformer 1 is transferred to off state;
2). during pressure regulation, the DC control electric current with Regulatable reactor 2 is adjusted into 0 earlier, and the shunting switch 3 with three-phase transformer transfers to low pressure output shelves then, carries out coarse adjustment, makes three-phase transformer 1 output voltage≤load voltage demand;
3). by the direct current of control Regulatable reactor 2, output voltage is carried out accurate adjustment again, make three-phase transformer 1 output voltage satisfy loading demand;
4). if after the accurate adjustment, three-phase transformer 1 output voltage still needs further rising, returns the 2nd) step, three-phase transformer 1 to high voltage output shelves, is readjusted, and the like, by continuous adjustment, satisfy the demand that the ignition phase load voltage rises steadily;
Two, the ordinary production stage
By adjusting the shunting switch 3 of three-phase transformer 1, change the overcurrent number of turn of three-phase transformer 1 primary coil, increase the output voltage of three-phase transformer 1, adjust the shunting switch 3 on the Regulatable reactor 2 simultaneously, the overcurrent number of turn of the AC coil of reduction Regulatable reactor 2.
Claims (6)
1. new-type magnetic voltage controller power source, comprise three-phase transformer and three Regulatable reactor, the AC coil of three Regulatable reactor is connected in the input power cord A phase of three-phase transformer respectively, B goes up mutually with C mutually, it is characterized in that: each phase primary coil or the secondary coil of three-phase transformer are provided with a plurality of taps, and is furnished with shunting switch, shunting switch comprises a moving contact and a plurality of fixed contact, each tap constitutes a fixed contact, moving contact is selected a ground and is connected fixed contact, by adjusting shunting switch, output voltage is carried out coarse adjustment, and the direct current by the control Regulatable reactor carries out accurate adjustment to output voltage.
2. new-type magnetic voltage controller power source according to claim 1, it is characterized in that: except a plurality of fixed contacts, described shunting switch also is provided with off state, and under off state, moving contact does not contact with all fixed contacts.
3. new-type magnetic voltage controller power source according to claim 1 and 2, it is characterized in that: described tap setting is on each phase primary coil.
4. new-type magnetic voltage controller power source according to claim 3, it is characterized in that: the AC coil stage casing of described Regulatable reactor and end are respectively equipped with two taps, and are furnished with shunting switch.
5. new-type magnetic voltage controller power source according to claim 4 is characterized in that: the moving contact interlock of the shunting switch of all Regulatable reactor.
6. the power-saving method that the described new-type magnetic voltage controller power source of claim 5 is the resistance furnace power supply comprises the steps:
One, ignition phase
1). needing output voltage is 0 o'clock, and the shunting switch of three-phase transformer is transferred to off state;
2). during pressure regulation, the DC control electric current with Regulatable reactor is adjusted into 0 earlier, and the shunting switch with three-phase transformer transfers to low pressure output shelves then, carries out coarse adjustment, makes three-phase transformer output voltage≤load voltage demand;
3). by the direct current of control Regulatable reactor, output voltage is carried out accurate adjustment again, make the three-phase transformer output voltage satisfy loading demand;
4). if after the accurate adjustment, the three-phase transformer output voltage still needs further rising, returns the 2nd) step, three-phase transformer is transferred to high voltage output shelves, readjust, and the like, by continuous adjustment, satisfy the demand that the ignition phase load voltage rises steadily;
Two, the ordinary production stage
By adjusting the shunting switch of three-phase transformer, change the overcurrent number of turn of three-phase transformer primary coil, increase the output voltage of three-phase transformer, adjust the shunting switch on the Regulatable reactor simultaneously, the overcurrent number of turn of the AC coil of reduction Regulatable reactor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210038954.2A CN103259417B (en) | 2012-02-21 | 2012-02-21 | Novel magnetic voltage controller power source and power-saving method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210038954.2A CN103259417B (en) | 2012-02-21 | 2012-02-21 | Novel magnetic voltage controller power source and power-saving method thereof |
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| CN103259417A true CN103259417A (en) | 2013-08-21 |
| CN103259417B CN103259417B (en) | 2016-04-20 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105390260A (en) * | 2015-11-24 | 2016-03-09 | 宜兴市兴益特种变压器有限公司 | Magnetic voltage regulator for multistage stepless adjustable power supply |
| WO2016106918A1 (en) * | 2014-12-29 | 2016-07-07 | 刁俊起 | Permanent magnet drive on-load tap-changing switch |
| WO2016106928A1 (en) * | 2014-12-29 | 2016-07-07 | 刁俊起 | Permanent magnet drive on-load tap-changing switch |
| CN109039185A (en) * | 2018-08-09 | 2018-12-18 | 青海盐湖工业股份有限公司 | A kind of pressure regulation transformation system with self-regulating function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0896269B1 (en) * | 1996-12-25 | 2003-07-23 | Legend Power Ltd. | Method and device for automatically switching three-phase voltage for power saving transformer |
| CN2896680Y (en) * | 2006-05-19 | 2007-05-02 | 烟台冶金新材料研究所 | Three-phase power adjustable power supply for vacuum carbon tube furnace |
| CN101777866A (en) * | 2009-01-12 | 2010-07-14 | 戴如宏 | High-voltage power-saving voltage regulator |
| CN202488358U (en) * | 2012-02-21 | 2012-10-10 | 陈守君 | New magnetic voltage regulating power supply |
-
2012
- 2012-02-21 CN CN201210038954.2A patent/CN103259417B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0896269B1 (en) * | 1996-12-25 | 2003-07-23 | Legend Power Ltd. | Method and device for automatically switching three-phase voltage for power saving transformer |
| CN2896680Y (en) * | 2006-05-19 | 2007-05-02 | 烟台冶金新材料研究所 | Three-phase power adjustable power supply for vacuum carbon tube furnace |
| CN101777866A (en) * | 2009-01-12 | 2010-07-14 | 戴如宏 | High-voltage power-saving voltage regulator |
| CN202488358U (en) * | 2012-02-21 | 2012-10-10 | 陈守君 | New magnetic voltage regulating power supply |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016106918A1 (en) * | 2014-12-29 | 2016-07-07 | 刁俊起 | Permanent magnet drive on-load tap-changing switch |
| WO2016106928A1 (en) * | 2014-12-29 | 2016-07-07 | 刁俊起 | Permanent magnet drive on-load tap-changing switch |
| CN105390260A (en) * | 2015-11-24 | 2016-03-09 | 宜兴市兴益特种变压器有限公司 | Magnetic voltage regulator for multistage stepless adjustable power supply |
| CN109039185A (en) * | 2018-08-09 | 2018-12-18 | 青海盐湖工业股份有限公司 | A kind of pressure regulation transformation system with self-regulating function |
| CN109039185B (en) * | 2018-08-09 | 2021-03-09 | 青海盐湖工业股份有限公司 | Voltage regulating and transforming system with self-adjusting function |
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| Publication number | Publication date |
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| CN103259417B (en) | 2016-04-20 |
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Effective date of registration: 20160310 Address after: 325 room 255000, block B, No. 135, Zibo Development Zone, Zhangdian District, Zibo, Shandong, China Applicant after: Chen Shoujun Address before: 502 room 3, unit 21, Yixin garden, 255000 North West five road, hi tech Zone, Shandong, Zibo Applicant before: Chen Shoujun |
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Granted publication date: 20160420 Termination date: 20210221 |