CN201514446U - High-voltage AC/DC test device for environmental monitoring - Google Patents
High-voltage AC/DC test device for environmental monitoring Download PDFInfo
- Publication number
- CN201514446U CN201514446U CN2009200348103U CN200920034810U CN201514446U CN 201514446 U CN201514446 U CN 201514446U CN 2009200348103 U CN2009200348103 U CN 2009200348103U CN 200920034810 U CN200920034810 U CN 200920034810U CN 201514446 U CN201514446 U CN 201514446U
- Authority
- CN
- China
- Prior art keywords
- voltage
- container
- transformer
- rectifier bridge
- environmental monitoring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Abstract
The utility model relates to transformer station site selection technology in high-voltage power transmission and distribution engineering, in particular to environmental monitoring of transformer stations, and discloses a high-voltage AC/DC test device for environmental monitoring, which is used for monitoring dirt retention on insulators on the high-voltage AC/DC transmission lines. The device comprises a container, an AC power supply and a DC power supply, wherein, the AC power supply is a first booster transformer; the output of the first booster transformer is led out from the container and is connected with an AC device test article, an AC voltage sensor and an AC current sensor; the AC voltage sensor and the AC current sensor are used for testing the AC device test article; the DC power supply comprises a second booster transformer and a rectifier bridge; the rectifier bridge is connected with the output terminal of the second booster transformer; the output terminal of the rectifier bridge is led out from the container, and is connected with a DC device test article, a DC voltage sensor and a DC current sensor; and the DC voltage sensor and the DC current sensor are used for testing the DC device test article.
Description
Technical field
The utility model relates to the addressing technology of transformer station in the high voltage power transmission and transforming engineering, be particularly related to the environmental monitoring of transformer station, be specially a kind of high-voltage alternating DC experiment device that is used for environmental monitoring, be used to monitor the contamination of insulator on the high-voltage alternating DC power transmission line.
Background technology
Working environment influences the contamination of insulator on the transmission line of electricity, and then influences the insulation and the safety of High-Voltage Electrical Appliances.Therefore, environment measuring should be one of primary detection of high voltage substation addressing, is that the basis of budget is selected, built to planning and design, the electrical equipment of newly-built transformer station.But the addressing of high voltage substation at present relies on the substation operation experience of neighborhood, does not carry out real environment measuring substantially.
Summary of the invention
The purpose of this utility model is to provide a kind of high-voltage alternating DC experiment device that is used for environmental monitoring, can carry out the actual high-voltage operation, the contamination situation of insulator on the monitoring high-voltage alternating DC power transmission line, and convenient moving.
In order to achieve the above object, the utility model device is achieved by the following technical solutions.
A kind of high-voltage alternating DC experiment device that is used for environmental monitoring is characterized in that, comprises container, and is arranged on AC power and direct supply in the container; Described AC power is first step-up transformer, and container is drawn in the output of first step-up transformer, and is connected with the AC voltage sensor and the AC current sensor of ac electric apparatus test product and test ac electric apparatus test product; Described direct supply comprises second step-up transformer and is connected the rectifier bridge of the second step-up transformer output terminal; The output terminal of described rectifier bridge is drawn container, and is connected with the DC voltage sensor and the DC current sensor of dc electric apparatus test product and test dc electric apparatus test product.
Further improvement of the utility model and characteristics are:
The output terminal of described rectifier bridge is parallel with the pull-up resistor that is positioned at container.
Be in series with the filter reactance that is positioned at container between the cathode output end of described rectifier bridge and the dc electric apparatus test product.
Described dc electric apparatus test product is in series with current-limiting resistance; The output terminal of described rectifier bridge is drawn container by teflon sleeve, is filled with transformer oil in the teflon sleeve, and current-limiting resistance is immersed in the transformer oil.
The utility model is provided with AC power and direct supply at container, and AC power realizes that by first step-up transformer direct supply is realized by second step-up transformer and rectifier bridge, is input as civil power 380V.Therefore, the high-voltage alternating DC experiment device that is used for environmental monitoring of the present utility model, convenient moving is electrically connected simply, satisfies the low power testing requirements of high pressure easily.
Description of drawings
Below in conjunction with description of drawings and embodiment the utility model is described in further detail.
Fig. 1 is the elementary diagram of AC power of the present utility model and ac electric apparatus test product.
Fig. 2 is the elementary diagram of direct supply of the present utility model and dc electric apparatus test product.
Fig. 3 is the wall bushing cut-open view that is cast with current-limiting resistance.
Embodiment
Be used for the high-voltage alternating DC experiment device of environmental monitoring, mainly comprise container, and be arranged on AC power and direct supply in the container.
With reference to Fig. 1, AC power is first step-up transformer, the single-phase civil power 380V of the input AC of first step-up transformer, its output terminal is drawn container by sleeve pipe, connect successively ac electric apparatus test product and AC current sensor, AC voltage sensor test ac electric apparatus test product operating voltage, change by detecting voltage, the electric current that the ac electric apparatus test product is in operation, estimate of the influence of surrounding environment pollution level to high-voltage alternating electrical equipment.
With reference to Fig. 2, direct supply comprises second step-up transformer and is connected the 6P rectifier bridge 22 of second step-up transformer, 21 output terminals.One side of second step-up transformer is a simplex winding, and its input end exchanges single-phase civil power 380V; The secondary side double winding, doublewound output terminal connects the 6P rectifier bridge, and the 6P rectifier bridge is provided with pull-up resistor R1, and the output terminal of 6P rectifier bridge is series filtering reactor L, current-limiting resistance R2, dc electric apparatus test product, DC current sensor successively; The operating voltage of DC voltage sensor dc electric apparatus test product by detecting voltage, the electric current variation that the ac electric apparatus test product is in operation, is estimated the influence of surrounding environment pollution level to high voltage direct current electrical equipment.Pull-up resistor R1, filter reactor L, DC current sensor, DC voltage sensor all are arranged in the container, and current-limiting resistance R2 is provided with in the teflon sleeve.For easy-to-connect, the global voltage of DC voltage sensor current-limiting resistance R2 and dc electric apparatus test product.
With reference to Fig. 3, teflon sleeve 31 peripheries are processed with cluster parachute by turning, and its inside is provided with current-limiting resistance R2, and current-limiting resistance R2 draws teflon sleeve 31 by copper bar 32 in two ends, and teflon sleeve 31 interior filled transformer oil also seal.Overheated for preventing current-limiting resistance R2, current-limiting resistance R2 is near teflon sleeve 31 leading-out terminals, and is positioned on the copper bar 32 of teflon sleeve 31 leading-out terminals heat radiator 33 is installed, and heat radiator 33 sharp corners all fall into arc chord angle, prevent point discharge.
Because this device can be tested the contamination situation of electrical equipment test product at any time according to the variation of weather, can conveniently grasp the contamination situation of the insulator on the transmission line of electricity and it be cleared up the line short that minimizing causes owing to the insulator contamination.Simultaneously, this device can be arranged on the automobile, can conveniently move.
Claims (5)
1. a high-voltage alternating DC experiment device that is used for environmental monitoring is characterized in that, comprises container, and is arranged on AC power and direct supply in the container; Described AC power is first step-up transformer, and container is drawn in the output of first step-up transformer, and is connected with the AC voltage sensor and the AC current sensor of ac electric apparatus test product and test ac electric apparatus test product; Described direct supply comprises second step-up transformer and is connected the rectifier bridge of the second step-up transformer output terminal; The output terminal of described rectifier bridge is drawn container, and is connected with the DC voltage sensor and the DC current sensor of dc electric apparatus test product and test dc electric apparatus test product.
2. a kind of high-voltage alternating DC experiment device that is used for environmental monitoring according to claim 1 is characterized in that the output terminal of described rectifier bridge is parallel with the pull-up resistor that is positioned at container.
3. a kind of high-voltage alternating DC experiment device that is used for environmental monitoring according to claim 1 is characterized in that, is in series with the filter reactance that is positioned at container between the cathode output end of described rectifier bridge and the dc electric apparatus test product.
4. a kind of high-voltage alternating DC experiment device that is used for environmental monitoring according to claim 1 is characterized in that described dc electric apparatus test product is in series with current-limiting resistance.
5. a kind of high-voltage alternating DC experiment device that is used for environmental monitoring according to claim 4, it is characterized in that, the output terminal of described rectifier bridge is drawn container by teflon sleeve, is filled with transformer oil in the teflon sleeve, and current-limiting resistance is immersed in the transformer oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200348103U CN201514446U (en) | 2009-09-29 | 2009-09-29 | High-voltage AC/DC test device for environmental monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200348103U CN201514446U (en) | 2009-09-29 | 2009-09-29 | High-voltage AC/DC test device for environmental monitoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201514446U true CN201514446U (en) | 2010-06-23 |
Family
ID=42485859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200348103U Expired - Lifetime CN201514446U (en) | 2009-09-29 | 2009-09-29 | High-voltage AC/DC test device for environmental monitoring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201514446U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103336155A (en) * | 2013-06-28 | 2013-10-02 | 中国西电电气股份有限公司 | Current source for function test of DC high-voltage transmission thyristor converter valve component |
| CN104316805A (en) * | 2014-11-11 | 2015-01-28 | 甘肃电器科学研究院 | Testing device for high-capacity direct-current electric appliance |
| CN104330597A (en) * | 2014-10-15 | 2015-02-04 | 国网青海省电力公司电力科学研究院 | Mobile power-frequency contamination test power supply system |
| CN104330596A (en) * | 2014-10-15 | 2015-02-04 | 国网青海省电力公司电力科学研究院 | Mobile direct-current contamination test power supply system |
| CN106569065A (en) * | 2016-11-03 | 2017-04-19 | 国网浙江省电力公司舟山供电公司 | DC cable thermal cycle voltage test device |
| CN106771736A (en) * | 2016-12-14 | 2017-05-31 | 国家电网公司 | A kind of monolithic insulator Natural contamination characteristic test system and its test method |
| CN109655645A (en) * | 2019-01-24 | 2019-04-19 | 山西晋缘电力化学清洗中心有限公司 | The pilot system of the dual-purpose high voltage power supply of AC and DC |
-
2009
- 2009-09-29 CN CN2009200348103U patent/CN201514446U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103336155A (en) * | 2013-06-28 | 2013-10-02 | 中国西电电气股份有限公司 | Current source for function test of DC high-voltage transmission thyristor converter valve component |
| CN104330597A (en) * | 2014-10-15 | 2015-02-04 | 国网青海省电力公司电力科学研究院 | Mobile power-frequency contamination test power supply system |
| CN104330596A (en) * | 2014-10-15 | 2015-02-04 | 国网青海省电力公司电力科学研究院 | Mobile direct-current contamination test power supply system |
| CN104316805A (en) * | 2014-11-11 | 2015-01-28 | 甘肃电器科学研究院 | Testing device for high-capacity direct-current electric appliance |
| CN106569065A (en) * | 2016-11-03 | 2017-04-19 | 国网浙江省电力公司舟山供电公司 | DC cable thermal cycle voltage test device |
| CN106569065B (en) * | 2016-11-03 | 2023-09-05 | 国网浙江省电力公司舟山供电公司 | Direct current cable thermal cycle voltage test device |
| CN106771736A (en) * | 2016-12-14 | 2017-05-31 | 国家电网公司 | A kind of monolithic insulator Natural contamination characteristic test system and its test method |
| CN106771736B (en) * | 2016-12-14 | 2024-03-12 | 国家电网公司 | System and method for testing natural dirt accumulation characteristics of single-chip insulator |
| CN109655645A (en) * | 2019-01-24 | 2019-04-19 | 山西晋缘电力化学清洗中心有限公司 | The pilot system of the dual-purpose high voltage power supply of AC and DC |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201514446U (en) | High-voltage AC/DC test device for environmental monitoring | |
| CN1948975B (en) | Apparatus and method for testing absolute resistance to ground of electrolytic tank series | |
| CN103257264B (en) | AC and DC high voltage electroscope | |
| CN203881870U (en) | Universal switch cabinet test vehicle | |
| CN105526835B (en) | A kind of transformer winding radial deformation analogue test platform | |
| CN103267934B (en) | A kind of Portable direct current test discharging rod | |
| CN208580172U (en) | One kind being grounded situation device for fast detecting for power system device | |
| CN203365531U (en) | Novel alternating-current and direct-current high-voltage electroscope | |
| CN204807663U (en) | Be applied to alternating current -direct current conversion equipment of withstand voltage test | |
| CN105429187A (en) | Multi-infeed direct current evaluation method | |
| CN203732606U (en) | Insulation parameter measuring device for power grid with neutral point grounded via resistance | |
| CN202522537U (en) | Insulating tool edge planar defect on-site detection device | |
| CN2930032Y (en) | Novel high voltage switch cabinet | |
| CN206856753U (en) | A kind of electrical test power supply stroller | |
| CN103954869A (en) | Cable power frequency parameter testing device based on PXI system | |
| CN204613251U (en) | For the anti induction voltage connection box of line parameter circuit value test | |
| CN208984989U (en) | High voltage cable smart grounding box device | |
| CN208921759U (en) | A kind of all-closed gas insulating metal shell high voltage direct current generator | |
| CN203587699U (en) | Insulation resistance testing device | |
| CN203241512U (en) | AC withstand voltage testing device for insulation boots and insulation gloves | |
| CN201828641U (en) | Portable and integral alternating-current/direct-current tester for high-voltage motor | |
| CN104118346A (en) | Intelligent high-voltage test vehicle | |
| CN207067323U (en) | Insulating point that solar panel is pressure-resistant examines frock | |
| CN205122957U (en) | The low voltage power supply switching device with simply measure function | |
| CN205544082U (en) | Wall bushing with relay protection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100623 |
|
| CX01 | Expiry of patent term |