CN203338167U - Ice melting device internal temperature monitoring system - Google Patents
Ice melting device internal temperature monitoring system Download PDFInfo
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- CN203338167U CN203338167U CN2013204311956U CN201320431195U CN203338167U CN 203338167 U CN203338167 U CN 203338167U CN 2013204311956 U CN2013204311956 U CN 2013204311956U CN 201320431195 U CN201320431195 U CN 201320431195U CN 203338167 U CN203338167 U CN 203338167U
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Abstract
The utility model relates to an ice melting device internal temperature monitoring system, which is formed by connecting a temperature acquisition controller (1) with an ice melting switch (2), a temperature display (3), a transformer first winding temperature sensor (4), a transformer oil temperature sensor (5), a transformer second winding temperature sensor (6) and a rectifier temperature sensing system (7), wherein the input end of the temperature acquisition controller (1) is connected with the output end of the transformer first winding temperature sensor (4), the output end of the transformer oil temperature sensor (5), the output end of the transformer second winding temperature sensor (6) and the output end of the rectifier temperature sensing system (7) in parallel. The system provided by the utility model can monitor in real time, is high in accuracy, wide in range and stable and reliable in running, can discover a hidden danger timely, gives out an alarm, and disconnects a power supply automatically to prevent equipment from being damaged.
Description
Technical field
The utility model belongs to the electrical engineering technical field, relates to a kind of deicing device internal temperature supervisory system.But use the temperature of inner each tested point of this system Real-Time Monitoring deicing device, control the keying of deicing device by the temperature rise delta data, anti-locking apparatus inside meets with to damage because of local overheating.
Background technology
Power line DC ice-melting device mainly contains diode rectification device and thyristor rectifier device two classes.The DC de-icing device of diode band rectifier transformer is because volume is little, and operation maintenance is convenient, and good economy performance, but the advantage such as the DC ice-melting scope is wide are most widely used general.Often output current is large to meet at present the DC de-icing device of 150km and following most of circuits, output voltage is high, the internal component thermal value is large, the brachium pontis of its rectifier valve tower is connected by a plurality of diodes, if certain diode thermal value is large, the not loose diode that easily causes of the long-term savings of heat damages, and even causes brachium pontis to puncture, and deicing device can't be worked.12 pulsating wave rectifier transformer secondary winding balance requires very high, electric current by winding under the ice-melt state is very large, if the secondary winding is slightly uneven, will cause each winding current skewness, cause temperature rise difference large, long-time running easily causes transformer to damage.For DC de-icing device security of operation stabilimeter, the DC de-icing device internal temperature to be monitored, the operation that stops DC de-icing device under abnormal conditions is very necessary.Existing DC de-icing device scarcely surpasses 5 years working time, also without monitoring temperature, while being on-the-spot ice-melt, adopts infrared thermometer to carry out temperature survey to the surface of device, and accuracy is not high, poor effect.And the surface temperature of DC de-icing device is generally lower than internal temperature, therefore be difficult to find the hidden danger of device inside.
The utility model content
The technical problems to be solved in the utility model is: for the defect of prior art, design a kind of deicing device internal temperature supervisory system.But use the temperature of this each brachium pontis diode of system Real-Time Monitoring deicing device inside such as rectifier, each winding of rectifier transformer, and automatically make at any time according to monitoring result the processing decision that opens and closes this device, guarantee the safe and stable operation of this device.
The technical solution of the utility model is, above-mentioned designed deicing device internal temperature supervisory system, referring to Fig. 1, it is connected to form by a temperature acquisition controller 1 and a temperature indicator 3, transformer the first winding temperature sensor 4, transformer oil temperature sensor 5, transformer the second winding temperature sensor 6, rectifier temperature-sensing system 7, ice-melt switch 2.The input end of wherein said temperature acquisition controller 1 the be connected in parallel output terminal of described transformer the first winding temperature sensor 4, the output terminal of transformer oil temperature sensor 5, the output terminal of transformer the second winding temperature sensor 6, the output terminal of rectifier temperature-sensing system 7.The output terminal of described temperature acquisition controller 1 connects respectively the signal input part of described temperature indicator 3 and the signal input part of ice-melt switch 2.
Principle of work of the present utility model is: when the deicing device internal temperature supervisory system formed is thus used, its transformer first winding temperature sensor 4, be placed on the secondary winding of built-in 12 pulsating wave rectifier transformer of deicing device to be measured, the monitoring winding temperature, and measured result is outputed to temperature acquisition controller 1.Transformer the second winding temperature sensor 6 is placed on another secondary winding of described 12 pulsating wave rectifier transformer, monitors this winding temperature, also measured result is outputed to temperature acquisition controller 1.Transformer oil temperature sensor 5 is placed on the pasta of 12 pulsating wave rectifier transformer, monitors described transformer oil surface temperature, and measured result is outputed to temperature acquisition controller 1.Rectifier temperature-sensing system 7 is placed in the rectifier inside of 12 pulsating wave rectifier transformer, monitors the temperature in inner four corners of each brachium pontis diode of this rectifier and rectifier cabinet, also measured result is outputed to Temperature sampler 1.The result data of each sensor transmissions that temperature acquisition controller 1 will collect is processed one by one routinely, then the gained temperature data is worth one by one and is transferred to temperature indicator 3, meanwhile, make the whether judgement of DC de-icing device out of service, and judged result is exported to ice-melt switch 2 so that ice-melt switch 2 is carried out open and close.Here, temperature indicator 3 is responsible for the temperature of these each parts of DC de-icing device of simultaneous display, and according to the temperature threshold of design and the automatic output alarm indication of variation of temperature rising.Ice-melt switch 2 is responsible for receiving and carry out the trip signal that temperature acquisition controller 1 is exported, realize in time the deicing device power supply stop cut.
The beneficial effects of the utility model are:
1) but the state of temperature of Real-Time Monitoring DC de-icing device inside;
2), the precision of system temperature monitoring is high, scope is wide, can find in time the hidden danger of device inside;
3), the different winding temperature difference of deicing device transformer surpass the limit value alarm;
4), the rectifier diodes junction temperature surpasses limit value, or the power supply of automatic cutout DC de-icing device during the deicing device temperaturing lifting abnormality, prevent device damage;
5), system run all right is reliable, automatically monitors the temperature of deicing device, greatly improved the operational safety performance of DC de-icing device, reduced the risk of artificial supervision.
The accompanying drawing explanation:
The structured flowchart that Fig. 1 is a specific embodiment of the utility model deicing device internal temperature supervisory system is denoted as in figure:
1-temperature acquisition controller,
2-ice-melt switch,
3-temperature indicator,
4-transformer the first winding temperature sensor,
5-transformer oil temperature sensor,
6-transformer the second winding temperature sensor,
7-rectifier temperature-sensing system.
Embodiment:
A specific embodiment of a kind of deicing device internal temperature of the utility model shown in Figure 1 supervisory system.The temperature acquisition controller 1 of this embodiment, adopt Hunan China to economize the HCWK01 temperature controller that the pure Power Tech Corp. Inc. of remittance develops; The ice-melt switch 2 of this embodiment adopts the electricity examination of Hunan China province Hunan to grind the RBKG6-35 type 35kV that technology company limited produces, 1kA ice-melt switch; The WX-01 type temperature indicator that temperature indicator 3 adopts Nanjing of China Nan Rui Science and Technology Co., Ltd. to produce; Transformer the first winding temperature sensor 4, transformer oil temperature sensor 5, transformer the second winding temperature sensor 6 all adopt the electricity examination of Hunan China province Hunan to grind the WCGQ-3 type temperature sensor that technology company limited produces; Rectifier temperature-sensing system 7 adopts Hunan China to economize the WKS-04 type temperature-sensing system that the pure Power Tech Corp. Inc. of remittance develops.Said temperature acquisition controller 1, ice-melt switch 2, temperature indicator 3, transformer the first winding temperature sensor 4, transformer oil temperature sensor 5, transformer the second winding temperature sensor 6, rectifier temperature-sensing system 7, according to the aforementioned techniques scheme and with reference to connecting shown in accompanying drawing 1.The be connected in parallel output terminal of transformer the first winding temperature sensor 4, the output terminal of transformer oil temperature sensor 5, the output terminal of transformer the second winding temperature sensor 6, the output terminal of rectifier temperature-sensing system 7 of the input end of temperature acquisition controller 1 wherein.The output terminal of temperature acquisition controller 1 connects respectively the signal input part of ice-melt switch 2 and the signal input part of temperature indicator 3.
By above this example deicing device internal temperature supervisory system of the present utility model formed, be proved to be respond well through trial run, intuitive display, easy to use, be quick on the draw, accuracy rate is high, and safe and reliable, reaches designing requirement fully.
Claims (1)
1. a deicing device internal temperature supervisory system, it is characterized in that, it is by a temperature acquisition controller (1) and ice-melt switch (2), temperature indicator (3), transformer the first winding temperature sensor (4), transformer oil temperature sensor (5), transformer the second winding temperature sensor (6), rectifier temperature-sensing system (7) connects to form, the be connected in parallel output terminal of described transformer the first winding temperature sensor (4) of the input end of wherein said temperature acquisition controller (1), the output terminal of transformer oil temperature sensor (5), the output terminal of transformer the second winding temperature sensor (6), the output terminal of rectifier temperature-sensing system (7), the output terminal of described temperature acquisition controller (1) connects respectively the signal input part of described ice-melt switch (2) and the signal input part of temperature indicator (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204311956U CN203338167U (en) | 2013-07-18 | 2013-07-18 | Ice melting device internal temperature monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204311956U CN203338167U (en) | 2013-07-18 | 2013-07-18 | Ice melting device internal temperature monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203338167U true CN203338167U (en) | 2013-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204311956U Expired - Fee Related CN203338167U (en) | 2013-07-18 | 2013-07-18 | Ice melting device internal temperature monitoring system |
Country Status (1)
| Country | Link |
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| CN (1) | CN203338167U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345280A (en) * | 2013-07-18 | 2013-10-09 | 国家电网公司 | Internal temperature monitoring system of de-icing device |
| CN108460954A (en) * | 2018-04-07 | 2018-08-28 | 中南林业科技大学 | A kind of monitoring of freezing disaster and early alarming and forecasting method |
| CN108460953A (en) * | 2018-04-07 | 2018-08-28 | 中南林业科技大学 | A kind of monitoring of freezing disaster and early-warning and predicting system |
-
2013
- 2013-07-18 CN CN2013204311956U patent/CN203338167U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345280A (en) * | 2013-07-18 | 2013-10-09 | 国家电网公司 | Internal temperature monitoring system of de-icing device |
| CN108460954A (en) * | 2018-04-07 | 2018-08-28 | 中南林业科技大学 | A kind of monitoring of freezing disaster and early alarming and forecasting method |
| CN108460953A (en) * | 2018-04-07 | 2018-08-28 | 中南林业科技大学 | A kind of monitoring of freezing disaster and early-warning and predicting system |
| CN108460954B (en) * | 2018-04-07 | 2020-10-02 | 中南林业科技大学 | Freezing disaster monitoring, early warning and forecasting method |
| CN108460953B (en) * | 2018-04-07 | 2020-10-30 | 中南林业科技大学 | Freezing disaster monitoring and early warning and forecasting system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: INSTITUTE OF ELECTRIC POWER SCIENCES OF STATE GRID Free format text: FORMER OWNER: INSTITUTE OF ELECTRIC POWER SCIENCES OF STATE GRID HUNAN ELECTRIC POWER COMPANY HU'NAN XIANGDIAN TRIAL RESEARCH TECHNOLOGY CO., LTD. Effective date: 20140618 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: STATE GRID HUNAN ELECTRIC POWER COMPANY Research Institute Patentee after: XIANG-ELECTRIC EXPERIMENT AND RESEARCH TECHNOLOGY COMPANY OF HUNAN PROVINCE Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Grid Corporation of China Patentee before: SCIENCE RESEARCH INSTITUTE OF HUNAN ELECTRIC POWER Co.,Ltd. Patentee before: XIANG-ELECTRIC EXPERIMENT AND RESEARCH TECHNOLOGY COMPANY OF HUNAN PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20140618 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: STATE GRID HUNAN ELECTRIC POWER COMPANY Research Institute Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Grid Corporation of China Patentee before: STATE GRID HUNAN ELECTRIC POWER COMPANY Research Institute Patentee before: XIANG-ELECTRIC EXPERIMENT AND RESEARCH TECHNOLOGY COMPANY OF HUNAN PROVINCE |
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| ASS | Succession or assignment of patent right |
Owner name: STATE GRID HUNAN ELECTRIC POWER COMPANY DISASTER P Free format text: FORMER OWNER: INSTITUTE OF ELECTRIC POWER SCIENCES OF STATE GRID HUNAN ELECTRIC POWER COMPANY Effective date: 20150526 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150526 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: STATE GRID HUNAN ELECTRIC POWER Co. Patentee after: STATE GRID HUNAN ELECTRIC COMPANY DISASTER PREVENTION AND REDUCTION CENTER Patentee after: STATE GRID HUNAN ELECTRIC POWER COMPANY Research Institute Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Grid Corporation of China Patentee before: STATE GRID HUNAN ELECTRIC POWER COMPANY Research Institute |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20190718 |
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| CF01 | Termination of patent right due to non-payment of annual fee |