CN210468812U - SVQC transfers appearance to transfer anti switch switching position verifying attachment - Google Patents
SVQC transfers appearance to transfer anti switch switching position verifying attachment Download PDFInfo
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- CN210468812U CN210468812U CN201921819997.8U CN201921819997U CN210468812U CN 210468812 U CN210468812 U CN 210468812U CN 201921819997 U CN201921819997 U CN 201921819997U CN 210468812 U CN210468812 U CN 210468812U
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- 239000003990 capacitor Substances 0.000 claims abstract description 30
- 238000007689 inspection Methods 0.000 claims abstract description 8
- 238000005457 optimization Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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Abstract
The utility model provides a SVQC transfers appearance to transfer anti switch switching position verifying attachment, includes the box, sets up switch, battery compartment, five three-core test cables, first group capacitor switching pilot lamp and second group capacitor switching pilot lamp on the box, and wherein the one end of first three-core test cable, second three-core test cable and third three-core test cable is connected the power positive end of battery compartment, the other end of first three-core test cable, second three-core test cable and third three-core test cable are the inspection input of device, and the one end of fourth three-core test cable and fifth three-core test cable is connected the battery compartment negative terminal through first group capacitor switching pilot lamp and second group capacitor switching pilot lamp respectively, and the other end of fourth three-core test cable and fifth three-core test cable is the inspection output of device. The utility model discloses circuit structure is simple, and convenient operation avoids the unable input operation of condenser or protection device maloperation, refuses to move the scheduling problem.
Description
Technical Field
The utility model relates to an electric power system switch switching position verifying attachment especially relates to a SVQC transfers appearance to transfer anti switch switching position verifying attachment.
Background
SVQC type transformer substation reactive compensation and voltage optimization complete sets are widely applied in power systems in recent years due to flexible operation modes and small occupied area. The capacitance and impedance adjusting switch is one of key components, and through the capacitance and impedance adjusting switch, one adjustable reactor is matched with a plurality of groups of capacitors, so that the capacitance and impedance can be adjusted simultaneously.
If the switching function of the capacitance and impedance adjusting switch is abnormal or does not correspond to the position displayed by the control device, the capacitor cannot be put into operation or the protection device is mistakenly operated and refused to operate. The common meter is used for inspection, so that the number of the wiring terminals is large, the operation space is narrow, misjudgment is easily caused, and the efficiency is extremely low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an above-mentioned problem that the solution prior art exists provides a SVQC transfers appearance to transfer and resists switch switching position verifying attachment.
The technical solution of the utility model is that:
the utility model provides a SVQC transfers appearance to transfer anti switch switching position verifying attachment, includes the box, sets up switch, battery compartment, five three-core test cables, first group capacitor switching pilot lamp and second group capacitor switching pilot lamp on the box, and wherein the one end of first three-core test cable, second three-core test cable and third three-core test cable is connected the power positive end of battery compartment, the other end of first three-core test cable, second three-core test cable and third three-core test cable are the inspection input of device, and the one end of fourth three-core test cable and fifth three-core test cable is connected the battery compartment negative terminal through first group capacitor switching pilot lamp and second group capacitor switching pilot lamp respectively, and the other end of fourth three-core test cable and fifth three-core test cable is the inspection output of device.
Furthermore, a first plug and a second plug are further arranged on the surface of the box body, the first three-core test cable, the second three-core test cable and the third three-core test cable are connected with the positive power supply end of the battery compartment through the plugs, and the fourth three-core test cable and the fifth three-core test cable are respectively connected with the negative power supply end of the battery compartment through the second plugs.
The utility model has the advantages that: the circuit structure is simple, the operation is convenient, the switching position of the capacitance-adjusting reactance-adjusting switch can be conveniently checked after the SVQC type transformer substation reactive compensation and voltage optimization complete equipment is debugged or overhauled and before power transmission, the consistency of the actual position of the capacitance-adjusting reactance-adjusting switch and the control display device is ensured, and the problems that a capacitor cannot be put into operation or a protection device is mistakenly operated or refused to operate and the like are avoided.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a circuit wiring diagram of the present invention;
FIG. 3 is a schematic diagram of the switching position "1" of the SVQC capacitance-regulating impedance-regulating switch;
FIG. 4 is a schematic diagram of the switching position of the SVQC capacitance-regulating impedance-regulating switch of "2";
FIG. 5 is a schematic diagram of the switching position "3" of the SVQC capacitance-regulating impedance-regulating switch.
Detailed Description
As shown in fig. 1 and 2, an SVQC capacity-regulating impedance-regulating switch switching position inspection device includes a box 1, a battery compartment 2, a power switch 3, five three-core test cables 4, a first plug 5, a first group of capacitor switching indicator lamps 6, a second group of capacitor switching indicator lamps 7 and a second plug 8 are arranged on the box, the five three-core test cables 4 are respectively a first three-core test cable 401 to a fifth three-core test cable 405, one end of the first three-core test cable 401, the second three-core test cable 402 and the third three-core test cable 403 is connected to a power supply positive end of the battery compartment 3 through the first plug 5, the other end of the first three-core test cable 401, the second three-core test cable 402 and the third three-core test cable 403 are inspection input ends of the device, and one end of the fourth three-core test cable 404 and the fifth three-core test cable 405 are respectively connected to the first group of capacitor switching indicator lamps 6 and the second group of the capacitor switching indicator lamps 6 through the second plug 8 And the other ends of the first group of capacitor switching indicator lamps 6 and the second group of capacitor switching indicator lamps 7 are connected with the negative power supply end of the battery bin 3, and the other ends of the fourth three-core test cable 404 and the fifth three-core test cable 405 are the test output ends of the device.
The test process is as follows:
1. as shown in fig. 2, the detection input ends of the devices corresponding to the first three-core test cable 401 to the third three-core test cable 403 are respectively connected to a first group of connection terminal input ends X1A, X1B and X1C, a second group of connection terminal input ends X2A, X2B and X2C of the SVQC capacitance-regulating impedance switch and a third group of connection terminal input ends X3A, X3B and X3C of the SVQC capacitance-regulating impedance switch, the detection output ends of the devices corresponding to the fourth three-core test cable 404 are connected to first group of connection terminal output ends C1A, C1B and C1C of the SVQC capacitance-regulating impedance switch, the detection output ends of the devices corresponding to the fifth three-core test cable 405 are connected to a second group of the qc capacitance-regulating impedance switch and a third group of connection terminal output ends C2A, C2B and C2C of the SVQC capacitance-regulating impedance switch, and the power switch 3 is turned on;
2. as shown in fig. 3 (in fig. 3, X1, X2, and X3 are switch-in terminals, and C1 and C2 are switch-out terminals), the SVQC capacitance-regulating reactance-regulating switch is adjusted to a "1" gear on the SVQC-type substation reactive power compensation and voltage optimization complete set device, and at this time, the correct corresponding positions of each three-phase switch in the SVQC capacitance-regulating reactance-regulating switch should be: the switch K1 is closed, the switch K2 is opened, the switch K3 is opened, the switch K4 is closed, the switch K5 is opened, the switch K6 is opened, and the first group of capacitor switching indicator lamps 6 are lighted in three phases; if the second group of capacitor switching indicator lamps 7 are lighted in three phases or the first and second groups of capacitor switching indicator lamps are lighted in three phases, the actual switching position of the SVQC capacity-regulating impedance-regulating switch does not correspond to the display of the SVQC type transformer station reactive power compensation and voltage optimization complete equipment, and the SVQC capacity-regulating impedance-regulating switch and the voltage optimization complete equipment need to be checked and adjusted;
3. as shown in fig. 4, the SVQC capacity-regulating impedance-regulating switch is regulated to the "2" gear on the SVQC type transformer station reactive power compensation and voltage optimization complete equipment, and the correct corresponding positions of the three-phase switches at this time are as follows: the switch K1 is turned off, the switch K2 is turned on, the switch K3 is turned off, the switch K4 is turned off, the switch K5 is turned on, the switch K6 is turned off, and the second group of capacitor switching indicator lamps 7 are turned on in three phases; and if the first group of capacitor switching indicator lamps 6 are lighted in three phases or the first and second groups of capacitor switching indicator lamps are lighted in three phases, the actual switching position of the SVQC capacity-regulating impedance-regulating switch does not correspond to the display of the SVQC type transformer station reactive power compensation and voltage optimization complete equipment, and the SVQC capacity-regulating impedance-regulating switch and the voltage optimization complete equipment need to be checked and adjusted.
4. As shown in fig. 5, the SVQC capacity-regulating impedance-regulating switch is regulated to a "3" gear on the SVQC type transformer station reactive power compensation and voltage optimization complete equipment, and the correct corresponding positions of the three-phase switches at this time are as follows: the switch K1 is turned off, the switch K2 is turned off, the switch K3 is closed, the switch K4 is closed, the switch K5 is turned off, the switch K6 is closed, and the first group of capacitor switching indicator lamps and the second group of capacitor switching indicator lamps 6 and 7 are lighted in three phases; and if the switching indicator lamp of a certain group of capacitors is not lighted, the actual switching position of the SVQC capacitance-regulating impedance-regulating switch does not correspond to the display of the SVQC type transformer station reactive power compensation and voltage optimization complete equipment, and the SVQC capacitance-regulating impedance-regulating switch and the SVQC type transformer station reactive power compensation and voltage optimization complete equipment need to be checked and adjusted.
The above description is only an example of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (2)
1. The utility model provides a SVQC transfers appearance to transfer anti switch switching position verifying attachment, includes the box, characterized by: the power switch, the battery compartment, the five three-core test cables, the first group of capacitor switching indicator lamps and the second group of capacitor switching indicator lamps are arranged on the box body, wherein one end of each of the first three-core test cable, the second three-core test cable and the third three-core test cable is connected with the positive power supply end of the battery compartment, the other end of each of the first three-core test cable, the second three-core test cable and the third three-core test cable is a test input end of the device, one end of each of the fourth three-core test cable and the fifth three-core test cable is connected with the negative end of the battery compartment through the first group of capacitor switching indicator lamps and the second group of capacitor switching indicator lamps respectively, and the other end of each of the fourth three-core test cable and the fifth three-core test cable is a test output end of the device.
2. The SVQC capacity-regulating impedance-regulating switch switching position inspection device according to claim 1, characterized by: the surface of the box body is also provided with a first plug and a second plug, a first three-core test cable, a second three-core test cable and a third three-core test cable are connected with the positive power supply end of the battery compartment through the plug and the dial, and a fourth three-core test cable and a fifth three-core test cable are respectively connected with the negative power supply end of the battery compartment through the second plug and the dial.
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CN201921819997.8U CN210468812U (en) | 2019-10-28 | 2019-10-28 | SVQC transfers appearance to transfer anti switch switching position verifying attachment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110571827A (en) * | 2019-10-28 | 2019-12-13 | 国网辽宁省电力有限公司阜新供电公司 | SVQC capacity-regulating impedance-regulating switch switching position inspection device and inspection method |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110571827A (en) * | 2019-10-28 | 2019-12-13 | 国网辽宁省电力有限公司阜新供电公司 | SVQC capacity-regulating impedance-regulating switch switching position inspection device and inspection method |
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