CN102818949A - Full-load testing device for magnetically controlled reactors - Google Patents
Full-load testing device for magnetically controlled reactors Download PDFInfo
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- CN102818949A CN102818949A CN2012102459431A CN201210245943A CN102818949A CN 102818949 A CN102818949 A CN 102818949A CN 2012102459431 A CN2012102459431 A CN 2012102459431A CN 201210245943 A CN201210245943 A CN 201210245943A CN 102818949 A CN102818949 A CN 102818949A
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Abstract
The invention relates to a full-load testing device for magnetically controlled reactors. The full-load testing device overcomes the shortcoming that an existing testing device only can partially test magnetically controlled reactors but cannot be used for full-load tests for the magnetically controlled reactors. The full-load testing device comprises a reactor testing branch connected with the magnetically controlled reactor, a thyristor controlled reactor branch and an FC (filter compensating) branch, the FC branch is connected with the reactor testing branch in parallel, and the thyristor controlled reactor branch is connected with transformation equipment and comprises a phase controlled reactor and a control device; and the FC branch comprises reactor mounting frames, a capacitor group and reactors, the capacitor group and the reactors are mounted in the reactor mounting frames, and a plurality of capacitors are connected in series or in parallel by flexible connecting lines to form the capacitor group. The TCR (thyristor controlled reactor) branch and the FC branch are combined, so that the full-load tests in an electrically controlled reactor plant are realized, output inductive reactive power capacity and capacitive reactive power capacity of the magnetically controlled reactors can be regulated continuously and steplessly.
Description
Technical field
The present invention relates to a kind of test unit of magnet controlled reactor, especially a kind ofly can carry test entirely, and can carry test entirely according to the magnet controlled reactor of the capacity regulating test output of magnet controlled reactor and use device magnet controlled reactor.
Background technology
Along with the develop rapidly of power industry, putting into operation in succession of high pressure, supergrid proposed increasingly high requirement to power supply quality and reliability.But also brought a lot of new problems, the aggravation of the formation of the big electrical network of UHV (ultra-high voltage) and load variations requires system to provide a large amount of reactive power source with adjustment voltage, keeps system's reactive power flow balance, improves power supply reliability thereupon.Magnet controlled reactor (Magnetically Controlled Reactor) is introduced domestic as a kind of static property dynamic reactive compensation device the nineties in last century; And in being widelyd popularize in recent years and using; Compare with thyristor-controlled reactor type (TCR) dynamic reactive compensation device; Exclusive characteristics such as its output harmonic wave is little, simple in structure, reliability is high, floor area is little, noise is low, loss is little make its a kind of important kind that becomes high pressure dynamic passive compensation product gradually, especially in UHV (ultra-high voltage), UHV transmission net, be used for over-voltage, real-time compensation system reactive power, improve the circuit ability to transmit electricity, the adjustment line voltage distribution, significantly reduce circuit open circuit loss, improve electric network reliability, optimize operation of power networks situation etc. and will obtain promotion and application more widely.
At home; The manufacturer that can design and make the magnet controlled reactor product is also increasing gradually; Design and make but all be based on power transformer product when most of producer carries out product design, because the fundamental difference of its function and transformer, though cause a lot of producers can carry out deisgn product; Carry test entirely in the factory of product testing, the especially magnet controlled reactor that but is difficult to be correlated with.The middle-size and small-size magnet controlled reactor of major part manufacturer just carries out part test; Like straight resistance test, withstand voltage test, no-load test etc.; And seldom carry out load test; Even indivedual producers can carry out load test, also can only carry out the load test of 20% left and right sides product capacity, and then produce and to reach problems such as rated designs capacity, magnet controlled reactor product be defective when some magnet controlled reactor products move at the scene; Therefore whether really carrying entirely of magnet controlled reactor product tested a great problem that becomes the numerous magnet controlled reactor of puzzlement manufacturer, also become restriction magnet controlled reactor qualified last one barrier.
Summary of the invention
The invention solves existing test unit can only carry out part test to magnet controlled reactor and can not carry the defective of test entirely; Provide a kind of magnet controlled reactor to carry test entirely and use device; Regulate the perceptual reactive capability of test output through thyristor-controlled reactor type branch road; In conjunction with the capacity of FC filtering compensation branch road expanding test electric capacity, realize complete the carrying of magnet controlled reactor tested.
The present invention has also solved the load test that existing test unit can only carry out 20% product capacity; Can not carry the defective of test entirely; Provide a kind of magnet controlled reactor to carry test entirely and use device; Through the perceptual reactive capability of thyristor-controlled reactor type branch road adjusting test output,, realize test in complete year to magnet controlled reactor in conjunction with the capacity of FC filtering compensation branch road expanding test electric capacity.
The technical solution adopted for the present invention to solve the technical problems is: a kind of magnet controlled reactor carries test entirely uses device; Comprise the reactor test branch road that connects magnet controlled reactor; The FC filtering compensation branch road that it is characterized in that also comprising thyristor-controlled reactor type branch road, is in parallel with thyristor-controlled reactor type branch road; FC filtering compensation branch road and reactor test branch road are in parallel, and thyristor-controlled reactor type branch road is connected with potential device; Thyristor-controlled reactor type branch road comprise Controlled Reactor, with the thyristor valve group and the control device that links to each other with the thyristor valve group of Controlled Reactor series connection; The reactor that FC filtering compensation branch road comprises the capacitor installation frame, is arranged on the capacitor group in the installation frame and connects with the capacitor group, capacitor group are that some capacitors are connected and/or are formed in parallel through the line that is flexible coupling.Magnet controlled reactor in use all has each self-corresponding electric pressure; And the electric pressure of the magnet controlled reactor of different capabilities is also inequality; Therefore in order to realize the full test of carrying; To the electric pressure of experiment be transferred to suitable position earlier, can realize the 380V voltage in the factory is transferred to the electric pressure of corresponding magnet controlled reactor through transformer equipment; Thyristor-controlled reactor type branch road is called for short the TCR branch road, and it is perceptual idle that the capacity that the TCR branch road is used to produce and wait to test magnet controlled reactor and electric pressure are complementary, and can realize exporting perceptual idle continuity and stepless adjustable function; The TCR branch road changes the trigger angle of thyristor valve group through control device, and regulates the output perception reactive capability of Controlled Reactor, the capacitive reactive power that perception is idle can balance FC filtering compensation branch road to be produced, thus realize the test of magnet controlled reactor; The trigger angle of thyristor valve group can be regulated automatically as required, continuous, and the perceptual reactive capability of its output can be regulated continuously, and another part capacitive reactive power of FC filtering compensation branch road is used for underproof magnet controlled reactor is compensated; The capacitor group produces different capacitive reactive powers through series connection between the capacitor and/or parallel connection; Thereby the magnet controlled reactor of compensating different voltage grade; Be implemented in the magnet controlled reactor test of the above electric pressure of 10KV, 35KV, 66KV and 66KV, can realize that also complete the carrying of the magnet controlled reactor of 110KV and above electric pressure tested.
As preferably, transformer equipment comprises low pressure pressure regulator and adjustable transformer, and the output terminal of low pressure pressure regulator directly is connected with the input end of adjustable transformer.The low pressure pressure regulator is used for car progressively is increased to low tension and satisfies testing requirements; Adjustable transformer carries out transformation with the voltage of low pressure pressure regulator output; Especially when being tested the magnet controlled reactor electric pressure when 35KV is above; Single low pressure pressure regulator can not satisfy the pressure regulation needs, just can further electric pressure be improved and increase adjustable transformer, until consistent with quilt test magnet controlled reactor electric pressure.
As preferably; Controlled Reactor is in series by two dry-type air-core reactors; The capacity of two dry-type air-core reactors is identical, and the thyristor valve group is connected between two dry-type air-core reactors, and control device is controlled the thyristor valve group and changed the trigger angle of thyristor valve group.The series connection of the identical dry-type air-core reactor of two capacity makes Controlled Reactor perceptual idle be in synchronous increase; Can not occur local or between the section time undergo mutation; Be used to control second dry-type air-core reactor in the middle of the thyristor valve group is connected on, regulate second dry-type air-core reactor and just can regulate the perceptual idle output of whole Controlled Reactor.
As preferably, the reactor in the FC filtering compensation branch road is single-phase dry type iron core current-limiting reactor, and single-phase dry type iron core current-limiting reactor adopts the DMD insulating paper as layer insulation.The DMD insulating paper is as layer insulation, because of the DMD insulating paper has excellent mechanical intensity, dielectric properties and higher heat resistance, thereby improved the reliability of single-phase dry type iron core current-limiting reactor.
As preferably; The hierarchy of the installation frame of capacitor for being spliced by angle steel or channel-section steel; The capacitor group of each layer constitutes an independently capacitor unit; Adopt high-tension insulator to support between the layer of installation frame and the layer, layer with layer between the capacitor group be connected through the line that is flexible coupling, a multilayer installation frame is formed a phase.Installation frame adopts hierarchy, is convenient to capacity extension, and the magnet controlled reactor that can adapt to different capabilities carries test entirely; Each layer is provided with an independently capacitor unit, and is more convenient to the setting of capacity; The capacity of the capacitor group on each layer can be identical, also can be inequality, mainly according to waiting that testing the required capacity of magnet controlled reactor confirms calmly, and carry out the combination of capacitor group.
Scheme commonly used is: the installation frame of each phase is three layers, and each layer combined by the capacitor group of three groups of different capabilities.The capacity of capacitor group be by a plurality of condenser capacities in same group through series connection and/or be formed in parallel, so the capacity of the capacitor group of each layer difference to some extent as required, the capacity of different waiting being tested magnet controlled reactor is different, adopts different schemes.
As preferably, the line that is flexible coupling is divided into short be flexible coupling line and Great Wall Software's connecting line, and its short-and-medium line that is flexible coupling is used for connecting with layer capacitor, and wherein Great Wall Software's connecting line is used for the connection of interlaminar capacitor group.Mainly be to consider to connect the long-range of distance to set, the short line that is flexible coupling of short distance employing, long distance adopts Great Wall Software's connecting line, and it is in disorder to reduce the line connection that is flexible coupling, and can reduce to connect and make mistakes, and also can reduce the loss in the line that is flexible coupling.
As preferably, the line that is flexible coupling adopts plying copper cash or copper bar or copper braid over braid, is connected by the capacitor fixing clamper between be flexible coupling line and the capacitor and fixes.
As preferably, adopt between the capacitor group interior capacitor and between capacitor group and the capacitor group to be fixedly connected or disconnector is connected or the isolating switch connection.Fixed connection is according to the full capacity immobilization of carrying the test needs with test unit of waiting to test magnet controlled reactor; Disconnector connects or isolating switch connects dilatation in real time at the scene; Isolating switch can carry out charged adjusting to capacitor compensation when connecting.
As preferably, the test branch road of magnet controlled reactor comprises a magnet controlled reactor controller, and the magnet controlled reactor controller links to each other with magnet controlled reactor to be tested and regulates the output capacity of waiting to test magnet controlled reactor.
The invention has the beneficial effects as follows: adopt the TCR compensation way that branch road+the FC branch road combines; Realized the test in complete year in the magnet controlled reactor factory; And it is idle that its output promptly can be perception; Also can be capacitive reactive power, the perceptual idle and capacitive reactive power capacity of output can be continuous, stepless adjustable, preferably resolves the load test problem of magnet controlled reactor in the factory; The FC branch road adopts many capacitors to carry out the SP combination, can satisfy the product demand of multiple voltage grade, multiple compensation capacity, has realized function expansion and integrated, and then has forged into compound magnetic control testing table; The capacitor installation frame adopts hierachical structure, adopts insulating supporting structure, the electric insulation requirement when having guaranteed product testing between layer and the layer.
Description of drawings
Fig. 1 is a kind of test principle figure of the present invention;
Fig. 2 is the connection synoptic diagram of a kind of capacitor installation frame of the present invention;
Fig. 3 is the embodiment synoptic diagram of a kind of capacitor installation frame of the present invention;
Fig. 4 is the interlayer layout of the present invention's capacitor installation frame shown in Figure 3;
Fig. 5 is the present invention's capacitor installation frame shown in Figure 3 individual layer layout;
Among the figure: 1, low pressure pressure regulator, 2, adjustable transformer, 3, Controlled Reactor, 4, the thyristor valve group, 5, control device; 6, capacitor group, 7, reactor, 8, the magnet controlled reactor controller, 9, isolating switch; 10, insulator, 11, the line that is flexible coupling, 12, the top layer copper bar, 13, capacitor outlet row; 14, capacitor lead-in line row, 15, the capacitor fixing clamper, 16, capacitor, 17, installation frame; 18, A phase capacitor connects row, and 19, B phase capacitor connects row, 20, C phase capacitor connects row, 21, spray-by-type fuse.
Embodiment
Pass through specific embodiment below, and combine accompanying drawing, do further bright specifically technical scheme of the present invention.
Magnet controlled reactor carries the principle (referring to accompanying drawing 1) of test with device entirely: carry out pressure regulation through the 380V low pressure in 1 pair of factory of low pressure pressure regulator earlier, the needed voltage of test is arrived in pressure regulation, more than reaching such as 10KV, 35KV, 66KV, 110KV.The output of low pressure pressure regulator directly is connected with the input of adjustable transformer; Electric pressure if desired is higher; Such as 35KV and above the time; The voltage of low pressure pressure regulator output carries out transformation through adjustable transformer, electric pressure is improved, until consistent with the electric pressure of being tested magnet controlled reactor.Adjustable transformer is parallelly connected with the TCR branch road, and the TCR branch road is parallelly connected with FC filtering compensation branch road, and FC filtering compensation branch road and reactor test branch road are in parallel.The TCR branch road comprise Controlled Reactor 3, with the thyristor valve group 4 and the control device 5 that links to each other with the thyristor valve group of Controlled Reactor series connection.The reactor 7 that FC filtering compensation branch road comprises the capacitor installation frame, is arranged on the capacitor group in the installation frame and connects with the capacitor group, capacitor group are that some capacitors 6 are connected and/or are formed in parallel through the line 11 that is flexible coupling.The line that is flexible coupling is divided into short be flexible coupling line and Great Wall Software's connecting line.The test branch road of magnet controlled reactor comprises a magnet controlled reactor controller 8, and the magnet controlled reactor controller links to each other with magnet controlled reactor to be tested and regulates the output capacity of waiting to test magnet controlled reactor.
Controlled Reactor is in series by two dry-type air-core reactors, and the capacity of two dry-type air-core reactors is identical, and the thyristor valve group is connected between two dry-type air-core reactors, and control device is controlled the thyristor valve group and changed the trigger angle of thyristor valve group.
Embodiment 1: a kind of magnet controlled reactor carries test entirely uses device; Capacitor installation frame 17 in the FC filtering compensation branch road (referring to accompanying drawing 2) is welded by channel-section steel; An installation frame is a phase; Three-phase needs three installation frames, and each installation frame is divided into three layers, and each layer combined by the capacitor group of three groups of different capabilities.Pass through insulator 10 support and connection between the layer of installation frame and the layer.With the group capacitor group inside of one deck by two capacitors through the short line parallel that is flexible coupling, with forming through the short line parallel that is flexible coupling between the three group capacitor groups of one deck, be in series through Great Wall Software's connecting line between the capacitor group between the different layers.Capacitor group front end is in series with isolating switch 9, and capacitor group rear end is in series with reactor 7.Therefore a framework has been formed the QC1 first group capacitor group, the QC2 second group capacitor group and QC3 the 3rd group capacitor group.All the other structures connect according to above-mentioned principle.Magnet controlled reactor to be tested is connected on the magnet controlled reactor controller; Earlier carrying out the pressure regulation transformation according to the electric pressure of waiting to test magnet controlled reactor handles; Then change the connected mode of capacitor; Again carry out serial or parallel connection, regulate the output of perceptual idle output and capacitive reactive power and make magnet controlled reactor to be tested be in the full state that carries, so test the output of magnet controlled reactor.
Embodiment 2: a kind of magnet controlled reactor carries test entirely uses device, the capacitor installation frame 17 in the FC filtering compensation branch road to be divided into three layers (referring to accompanying drawing 3 accompanying drawings 4 accompanying drawings 5), supports through insulator 10 between layer and the layer, and top layer is connected with top layer copper bar 12.Each layer is provided with the capacitor group of four parallel connections, and each capacitor group is by four capacitor 16 parallel connections.Be connected with capacitor lead-in line row 14 and capacitor outlet row 13 between the capacitor in the same capacitor group; The capacitor lead-in line row is connected the back with capacitor fixing through capacitor fixing clamper 15, and capacitor outlet row is connected the back with capacitor fixing through capacitor fixing clamper 15.The layer with layer between the capacitor group between be connected through Great Wall Software's connecting line.Each capacitor carries out switching through isolating switch, and isolating switch adopts spray-by-type fuse 21.A phase capacitor connects the capacitor group on row 18 connection upper stratas, and B phase capacitor connects the capacitor group in row 19 connection middle levels, and C phase capacitor connects the capacitor group that row connects lower floor.All the other structures connect according to described principle.Magnet controlled reactor to be tested is connected on the magnet controlled reactor controller; Earlier carrying out the pressure regulation transformation according to the electric pressure of waiting to test magnet controlled reactor handles; Then change the connected mode of capacitor; Select to get into the capacitor of test and carry out serial or parallel connection again through the isolating switch switching, regulate the output of perceptual idle output and capacitive reactive power and make magnet controlled reactor to be tested be in the full state that carries, so test the output of magnet controlled reactor.
Above-described embodiment is several kinds of preferred version of the present invention, is not the present invention is done any pro forma restriction, under the prerequisite that does not exceed the technical scheme that claim puts down in writing, also has other variant and remodeling.
Claims (10)
1. a magnet controlled reactor carries entirely to test and uses device; Comprise the reactor test branch road that connects magnet controlled reactor; The FC filtering compensation branch road that it is characterized in that also comprising thyristor-controlled reactor type branch road, is in parallel with thyristor-controlled reactor type branch road; FC filtering compensation branch road and reactor test branch road are in parallel, and thyristor-controlled reactor type branch road is connected with potential device; Thyristor-controlled reactor type branch road comprise Controlled Reactor, with the thyristor valve group and the control device that links to each other with the thyristor valve group of Controlled Reactor series connection; The reactor that FC filtering compensation branch road comprises the capacitor installation frame, is arranged on the capacitor group in the installation frame and connects with the capacitor group, capacitor group are that some capacitors are connected and/or are formed in parallel through the line that is flexible coupling.
2. magnet controlled reactor according to claim 1 carries test entirely uses device, it is characterized in that transformer equipment comprises low pressure pressure regulator and adjustable transformer, and the output terminal of low pressure pressure regulator directly is connected with the input end of adjustable transformer.
3. magnet controlled reactor according to claim 1 carries test entirely uses device; It is characterized in that Controlled Reactor is in series by two dry-type air-core reactors; The capacity of two dry-type air-core reactors is identical; The thyristor valve group is connected between two dry-type air-core reactors, and control device is controlled the thyristor valve group and changed the trigger angle of thyristor valve group.
4. magnet controlled reactor according to claim 1 carries test entirely uses device, it is characterized in that the reactor in the FC filtering compensation branch road is single-phase dry type iron core current-limiting reactor, and single-phase dry type iron core current-limiting reactor adopts the DMD insulating paper as layer insulation.
5. carry test entirely according to claim 1 or 2 or 3 or 4 described magnet controlled reactors and use device; The hierarchy of installation frame that it is characterized in that capacitor for being spliced by angle steel or channel-section steel; The capacitor group of each layer constitutes an independently capacitor unit; Adopt high-tension insulator to support between the layer of installation frame and the layer, layer with layer between the capacitor group be connected through the line that is flexible coupling, a multilayer installation frame is formed a phase.
6. magnet controlled reactor according to claim 5 carries test entirely uses device, and the installation frame that it is characterized in that each phase is three layers, and each layer combined by the capacitor group of three groups of different capabilities.
7. magnet controlled reactor according to claim 5 carries test entirely uses device; The line that it is characterized in that being flexible coupling is divided into short be flexible coupling line and Great Wall Software's connecting line; Its short-and-medium line that is flexible coupling is used for connecting with layer capacitor, and wherein Great Wall Software's connecting line is used for the connection of interlaminar capacitor group.
8. magnet controlled reactor according to claim 7 carries test entirely use device, and the line that it is characterized in that being flexible coupling adopt to pool capital copper cash or copper bar or copper braid over braid are connected by the capacitor fixing clamper between be flexible coupling line and the capacitor and fix.
9. carry test entirely according to claim 1 or 2 or 3 or 4 described magnet controlled reactors and use device, it is characterized in that between the capacitor group interior capacitor and capacitor group and capacitor group between adopt and be fixedly connected or disconnector is connected perhaps isolating switch connection.
10. carry test entirely according to claim 1 or 2 or 3 or 4 described magnet controlled reactors and use device; The test branch road that it is characterized in that magnet controlled reactor comprises a magnet controlled reactor controller, and the magnet controlled reactor controller links to each other with magnet controlled reactor to be tested and regulates the output capacity of waiting to test magnet controlled reactor.
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| CN201210245943.1A CN102818949B (en) | 2012-07-17 | 2012-07-17 | Full-load testing device for magnetically controlled reactors |
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| CN201210245943.1A CN102818949B (en) | 2012-07-17 | 2012-07-17 | Full-load testing device for magnetically controlled reactors |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103178766A (en) * | 2013-04-20 | 2013-06-26 | 江苏华峰电器控制设备有限公司 | Novel single-phase magnetically controlled reactor |
| CN104730400A (en) * | 2015-04-10 | 2015-06-24 | 中国舰船研究设计中心 | Impedance analog device and EMI passive filter testing system |
| CN110865216A (en) * | 2019-12-04 | 2020-03-06 | 国网青海省电力公司电力科学研究院 | Trap device for no-load test of +/-800 kV power transmission and transformation main equipment |
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| CN101639505A (en) * | 2009-08-31 | 2010-02-03 | 青岛恒顺电器有限公司 | Test method of magnetically controlled reactor |
| CN102121957A (en) * | 2010-12-25 | 2011-07-13 | 山东新风光电子科技发展有限公司 | Performance testing system of large-capacity reactive power dynamic compensating device |
| CN102262193A (en) * | 2011-06-13 | 2011-11-30 | 深圳市普联技术有限公司 | Circuit and method for testing capacitive load |
| CN202676834U (en) * | 2012-07-17 | 2013-01-16 | 杭州银湖电气设备有限公司 | Device for full load test of magnetically controlled reactor |
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Patent Citations (4)
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| CN101639505A (en) * | 2009-08-31 | 2010-02-03 | 青岛恒顺电器有限公司 | Test method of magnetically controlled reactor |
| CN102121957A (en) * | 2010-12-25 | 2011-07-13 | 山东新风光电子科技发展有限公司 | Performance testing system of large-capacity reactive power dynamic compensating device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103178766A (en) * | 2013-04-20 | 2013-06-26 | 江苏华峰电器控制设备有限公司 | Novel single-phase magnetically controlled reactor |
| CN104730400A (en) * | 2015-04-10 | 2015-06-24 | 中国舰船研究设计中心 | Impedance analog device and EMI passive filter testing system |
| CN104730400B (en) * | 2015-04-10 | 2017-06-27 | 中国舰船研究设计中心 | Impedance simulation device and EMI passive filter test systems |
| CN110865216A (en) * | 2019-12-04 | 2020-03-06 | 国网青海省电力公司电力科学研究院 | Trap device for no-load test of +/-800 kV power transmission and transformation main equipment |
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| CN102818949B (en) | 2015-03-04 |
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