CN203644507U - Ventilation and heat dissipation system of transformer - Google Patents
Ventilation and heat dissipation system of transformer Download PDFInfo
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- CN203644507U CN203644507U CN201320755686.6U CN201320755686U CN203644507U CN 203644507 U CN203644507 U CN 203644507U CN 201320755686 U CN201320755686 U CN 201320755686U CN 203644507 U CN203644507 U CN 203644507U
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Abstract
本实用新型公开了一种变压器通风散热系统，它含有微处理器，所述微处理器的输入端通过A/D转换器分别与测温电缆和温度传感器，所述测温电缆的测温头设置在变压器的绕组上，所述温度传感器设置在变压器的外部，所述微处理器的输出端通过继电器分别与风机、轴流风机和水帘风机连接，所述轴流风机安装在变压器室的墙壁上端部，所述微处理器还与电源模块和开关量输入连接。本实用新型通过测温电缆和温度传感器分别监测变压器绕组温度和变压器外部环境温度，微处理器以此为依据来控制供风降温系统的运行，使变压器在适宜温度下工作，避免因超温运行而带来的寿命损失甚至故障。
The utility model discloses a transformer ventilation and cooling system, which contains a microprocessor, the input end of the microprocessor is respectively connected with a temperature measuring cable and a temperature sensor through an A/D converter, and the temperature measuring head of the temperature measuring cable The temperature sensor is arranged on the winding of the transformer, the temperature sensor is arranged outside the transformer, the output end of the microprocessor is respectively connected with the fan, the axial flow fan and the water curtain fan through the relay, and the axial flow fan is installed in the transformer room At the end on the wall, the microprocessor is also connected with the power supply module and the digital input. The utility model respectively monitors the temperature of the transformer winding and the temperature of the external environment of the transformer through the temperature measuring cable and the temperature sensor, and the microprocessor controls the operation of the air supply and cooling system based on this, so that the transformer can work at a suitable temperature and avoid overheating. And bring life loss or even failure.
Description
技术领域：Technical field:
本实用新型涉及一种电力设备防护设备，特别是涉及一种变压器通风散热系统。 The utility model relates to a protective device for electric power equipment, in particular to a ventilation and cooling system for a transformer. the
背景技术：Background technique:
目前，电力的需求越来越大, 夏季高温时期显得尤为明显，用电负荷为全年中的最高时段，大部分变压器都在接近或超过满负荷的情况下运行，另外，由于城市变压器一般采用室内布置的方式，其换热条件受制约较多。夏季高温时主变室散热冷却问题已经成为影响变压器出力和安全运行的一个严重因素，变压器内部绕组热点的温升导致的绝缘材料的迅速老化，如果不控制温升就会导致变压器失灵，从而造成电力线路故障，影响供电。 At present, the demand for electricity is increasing, especially during the high temperature period in summer, and the electricity load is the highest period of the year, and most transformers are operating close to or exceeding full load. In addition, since urban transformers generally use The way of indoor layout, its heat transfer conditions are more restricted. The problem of heat dissipation and cooling of the main transformer room at high temperature in summer has become a serious factor affecting the output and safe operation of the transformer. The temperature rise of the hot spots inside the transformer leads to the rapid aging of the insulating material. If the temperature rise is not controlled, the transformer will fail, resulting in The power line is faulty, affecting the power supply.
实用新型内容：Utility model content:
本实用新型所要解决的技术问题是：克服现有技术的不足，提供一种设计合理、自动调控、测温精确且降温效果好的变压器通风散热系统。 The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a transformer ventilation and heat dissipation system with reasonable design, automatic regulation, accurate temperature measurement and good cooling effect.
本实用新型的技术方案是：一种变压器通风散热系统，含有微处理器，所述微处理器的输入端通过A/D转换器分别与测温电缆和温度传感器，所述测温电缆的测温头设置在变压器的绕组上，所述温度传感器设置在变压器的外部，所述微处理器的输出端通过继电器分别与风机、轴流风机和水帘风机连接，所述轴流风机安装在变压器室的墙壁上端部，所述微处理器还与电源模块和开关量输入连接。 The technical scheme of the utility model is: a transformer ventilation and heat dissipation system, which contains a microprocessor, the input end of the microprocessor is respectively connected with the temperature measuring cable and the temperature sensor through the A/D converter, and the temperature measuring cable is connected to the temperature sensor. The temperature head is set on the winding of the transformer, the temperature sensor is set outside the transformer, the output end of the microprocessor is respectively connected with the fan, the axial flow fan and the water curtain fan through the relay, and the axial flow fan is installed on the transformer The upper end of the wall of the room, the microprocessor is also connected with the power supply module and the switch input.
所述风机的出风口与导气管的一端连接，所述导气管的另一端设置在变压器两侧的散热器下方。所述微处理器与报警器连接。所述报警器为灯光报警器和声音报警器。 The air outlet of the fan is connected to one end of the air guide pipe, and the other end of the air guide pipe is arranged under the radiators on both sides of the transformer. The microprocessor is connected with the alarm. The alarm is a light alarm and a sound alarm.
本实用新型的有益效果是： The beneficial effects of the utility model are:
1、本实用新型通过测温电缆和温度传感器分别监测变压器绕组温度和变压器外部环境温度，微处理器以此为依据来控制供风降温系统的运行，使变压器在适宜温度下工作，避免因超温运行而带来的寿命损失甚至故障。 1. The utility model monitors the transformer winding temperature and the external environment temperature of the transformer respectively through the temperature measuring cable and the temperature sensor, and the microprocessor controls the operation of the air supply and cooling system based on this, so that the transformer can work at a suitable temperature and avoid excessive Life loss or even failure caused by warm operation.
2、本实用新型将变压器室外温度较高的空气经过与水帘进行热交换，对空气进行冷却，再通过导风管道将冷风送至变压器两侧的散热器下方，通过风道预留的开口槽，冷风吹向散热器提高热交换效率，经过热交换后较热的空气通过轴流风机排出主变室，采用整体调控，以达到降温散热的目的。 2. In the utility model, the air with high outdoor temperature of the transformer is exchanged with the water curtain to cool the air, and then the cold air is sent to the bottom of the radiator on both sides of the transformer through the air guide pipe, and passes through the opening reserved for the air duct. The cold air is blown to the radiator to improve the heat exchange efficiency. After the heat exchange, the hotter air is discharged from the main transformer chamber through the axial flow fan, and the overall regulation is adopted to achieve the purpose of cooling and heat dissipation.
3、本实用新型采用微处理器自动控制，不需要运行值班人员进行操作，减轻了运行值班人员工作量，提高了劳动效率，大大提高了电网安全运行水平。 3. The utility model adopts the automatic control of the microprocessor, does not need the operator on duty to operate, reduces the workload of the operator on duty, improves labor efficiency, and greatly improves the safe operation level of the power grid.
4、本实用新型设计合理、自动调控、测温精确且降温效果好，其适用范围广，易于推广实施，具有良好的经济效益。 4. The utility model has the advantages of reasonable design, automatic regulation, accurate temperature measurement and good cooling effect. It has a wide application range, is easy to popularize and implement, and has good economic benefits.
附图说明：Description of drawings:
图1为变压器通风散热系统的电路原理图。 Figure 1 is a circuit schematic diagram of the transformer ventilation and heat dissipation system.
具体实施方式：Detailed ways:
实施例：参见图1，图中，1-风机，2-水帘风机，3-轴流风机，4-继电器，5-微处理器，6-电源模块，7-A/D转换器，8-测温电缆，9-温度传感器，10-开关量输入。 Embodiment: See Fig. 1, in the figure, 1-fan, 2-water curtain fan, 3-axial flow fan, 4-relay, 5-microprocessor, 6-power supply module, 7-A/D converter, 8 -Temperature measuring cable, 9-temperature sensor, 10-switch input.
变压器通风散热系统含有微处理器5，其中：微处理器5的输入端通过A/D转换器7分别与测温电缆8和温度传感器9，测温电缆8的测温头设置在变压器的绕组上，温度传感器9设置在变压器的外部，微处理器5的输出端通过继电器4分别与风机1、轴流风机3和水帘风机2连接，轴流风机3安装在变压器室的墙壁上端部，微处理器5还与电源模块6和开关量输入10连接。
The transformer ventilation and heat dissipation system contains a
风机1的出风口与导气管的一端连接，导气管的另一端设置在变压器两侧的散热器下方。微处理器5与报警器连接。报警器为灯光报警器和声音报警器。
The air outlet of the fan 1 is connected to one end of the air duct, and the other end of the air duct is arranged under the radiators on both sides of the transformer.
工作时，测温电缆8和温度传感器9分别监测变压器绕组温度和变压器外部环境温度，该测量温度传输给微处理器5，当温度高于设定上限值时，微处理器5控制风机1、轴流风机3和水帘风机2自动启动，进行降温，经过降温散热，当温度低于设定下限值时，微处理器5控制风电机1、轴流风机3和水帘风机2自动停机。
When working, the
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320755686.6U CN203644507U (en) | 2013-11-27 | 2013-11-27 | Ventilation and heat dissipation system of transformer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320755686.6U CN203644507U (en) | 2013-11-27 | 2013-11-27 | Ventilation and heat dissipation system of transformer |
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| CN203644507U true CN203644507U (en) | 2014-06-11 |
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| CN201320755686.6U Expired - Fee Related CN203644507U (en) | 2013-11-27 | 2013-11-27 | Ventilation and heat dissipation system of transformer |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332296A (en) * | 2014-11-10 | 2015-02-04 | 镇江船舶电器有限责任公司 | Air-water-cooling dry-type rectifying transformer for ship |
| CN104575959A (en) * | 2015-01-29 | 2015-04-29 | 国家电网公司 | Dry type transformer bladeless cooling fan with photovoltaic conversion function and method of dry type transformer bladeless cooling fan |
| CN104595225A (en) * | 2015-01-29 | 2015-05-06 | 国家电网公司 | Dry transformer cooling fan with intelligent frequency conversion function and operation method thereof |
| CN104731125A (en) * | 2015-03-16 | 2015-06-24 | 唐山国丰钢铁有限公司 | Intelligent temperature control device for transformer |
| CN110197762A (en) * | 2019-07-15 | 2019-09-03 | 武汉供电变压器修造有限公司 | A kind of transformer heat dissipation temperature control method and system |
| CN116560423A (en) * | 2023-03-22 | 2023-08-08 | 山东柏通电气有限公司 | Adaptive transformer control method, system and readable storage medium |
-
2013
- 2013-11-27 CN CN201320755686.6U patent/CN203644507U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332296A (en) * | 2014-11-10 | 2015-02-04 | 镇江船舶电器有限责任公司 | Air-water-cooling dry-type rectifying transformer for ship |
| CN104575959A (en) * | 2015-01-29 | 2015-04-29 | 国家电网公司 | Dry type transformer bladeless cooling fan with photovoltaic conversion function and method of dry type transformer bladeless cooling fan |
| CN104595225A (en) * | 2015-01-29 | 2015-05-06 | 国家电网公司 | Dry transformer cooling fan with intelligent frequency conversion function and operation method thereof |
| CN104595225B (en) * | 2015-01-29 | 2016-06-01 | 国家电网公司 | There is dry-type transformer cooling fan and the operation method thereof of intelligent frequency-conversion function |
| CN104731125A (en) * | 2015-03-16 | 2015-06-24 | 唐山国丰钢铁有限公司 | Intelligent temperature control device for transformer |
| CN110197762A (en) * | 2019-07-15 | 2019-09-03 | 武汉供电变压器修造有限公司 | A kind of transformer heat dissipation temperature control method and system |
| CN110197762B (en) * | 2019-07-15 | 2021-03-16 | 宁波鄞州竹创信息科技有限公司 | Transformer heat dissipation temperature control method and system |
| CN116560423A (en) * | 2023-03-22 | 2023-08-08 | 山东柏通电气有限公司 | Adaptive transformer control method, system and readable storage medium |
| CN116560423B (en) * | 2023-03-22 | 2025-08-01 | 山东柏通电气有限公司 | Adaptive transformer control method, system and readable storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20191127 |