阅读说明：本技术 一种箱式变电站及其温度控制系统及控制方法 (Box-type substation and temperature control system and control method thereof ) 是由 赵兰兰 龚金莲 戴荣坤 杜鹏 于 2020-04-28 设计创作，主要内容包括：本发明公开了一种箱式变电站及其温度控制系统及控制方法,包括箱式变电站本体,箱式变电站本体的内部固定设有多个变压器,箱式变电站本体的正面开设有箱门,箱门上设有门锁,箱式变电站本体的正面的顶部分别开设有进气通道和排气通道,进气通道内部的一端和排气通道内部的一端分别固定设有吸风机和抽风机,本发明一种箱式变电站及其温度控制系统及控制方法,通过设有的温度传感器,温度传感器与控制器之间的电性连接,使得内部变压器工作时自身温度过高,可以及时的通过控制器控制单元使吸风机、抽风机和冷凝器工作,对变压器进行散热,提高变压器的使用寿命。(The invention discloses a box-type substation and a temperature control system and a control method thereof, and the box-type substation comprises a box-type substation body, wherein a plurality of transformers are fixedly arranged inside the box-type substation body, a box door is arranged on the front surface of the box-type substation body, a door lock is arranged on the box door, an air inlet channel and an air outlet channel are respectively arranged at the top of the front surface of the box-type substation body, a suction fan and an exhaust fan are respectively and fixedly arranged at one end inside the air inlet channel and one end inside the air outlet channel, the temperature sensor is arranged, the temperature sensor is electrically connected with the controller, so that the temperature of the internal transformer is overhigh when the internal transformer works, the suction fan, the exhaust fan and the condenser can work in time through the controller control unit to dissipate heat of the transformer, and the service life of the transformer is prolonged.)

1. A box-type substation, includes box-type substation body (1), its characterized in that: the inside of box-type substation body (1) is fixed and is equipped with a plurality of transformers, chamber door (4) have been seted up in the front of box-type substation body (1), be equipped with lock (5) on chamber door (4), inlet channel (2) and exhaust passage (3) have been seted up respectively at the positive top of box-type substation body (1), fixed suction fan (6) and air exhauster (7) of being equipped with respectively in the inside one end of inlet channel (2) and the inside one end of exhaust passage (3).

2. A box substation according to claim 1, characterized in that: the other end of the inside of the air inlet channel (2) is fixedly provided with a condenser (8), the middle of the air inlet channel (2) is provided with a sponge moisture absorption layer (9), and a condenser heat dissipation channel (10) is arranged between the air inlet channel (2) and the exhaust channel (3).

3. The utility model provides a box-type substation temperature control system which characterized in that: the box-type substation is a box-type substation of any one of claims 1-2, including setting up the temperature sensor on a plurality of transformer tops, it is a plurality of temperature sensor is used for detecting the real-time temperature of corresponding transformer, the fixed controller that is equipped with in inside of box-type substation body (1), the controller comprises contrast unit and the control unit, the contrast unit is used for real-time detection temperature and compares with the temperature threshold of settlement, the control unit is used for controlling the operating condition of suction fan (6), air exhauster (7) and condenser (8).

4. A box substation temperature control system according to claim 3, characterized in that: the pressure sensor is fixedly arranged on the lock cylinder arranged on the door lock (5), and the pressure sensor is used for detecting the opening and closing of the door lock (5).

5. A box substation temperature control system according to claim 4, characterized in that: the controller is electrically connected with an internal circuit of the box-type substation body (1), the temperature sensors and the pressure sensors are electrically connected with the controller, and the suction fan (6), the exhaust fan (7) and the condenser (8) are electrically connected with the controller.

6. A control method of a box-type substation temperature control system is characterized by comprising the following steps: the box-type substation temperature control system is the box-type substation temperature control system in any one of claims 3 to 5, a maintainer overhauls the box-type substation body (1), opens the box door (4), the lock cylinder movement pressure sensor in the door lock (5) senses a pressure signal and transmits the pressure signal to the controller, the control unit arranged in the controller enables the suction fan (6), the exhaust fan (7) and the condenser (8) to start to work, the suction fan (6) guides the external cold air condensed by the condenser (8) into the box-type substation body (1) to assist a plurality of transformers to cool, meanwhile, the exhaust fan (7) is arranged to exhaust hot air inside the box-type substation body (1) to the outside, so that gas circulation inside the box-type substation body (1) is accelerated, and the heat dissipation effect of the transformer is improved.

7. The control method of the box-type substation temperature control system according to claim 6, characterized in that: when inlet channel (2) admit air under the effect of suction fan (6), moisture in the sponge hygroscopic layer (9) absorption entering gas that inside was equipped with avoids box-type substation body (1) inside to wet.

8. The control method of the box-type substation temperature control system according to claim 6, characterized in that: the heat dissipated by the condenser (8) during operation is dissipated from the interior of the exhaust channel (3) via the condenser heat dissipation channel (10).

9. The control method of the box-type substation temperature control system according to claim 6, characterized in that: when chamber door (4) were not opened, it is a plurality of temperature sensor detects the real-time temperature that corresponds the transformer to transmit real-time temperature data to the controller, the contrast unit that the controller was equipped with contrasts real-time temperature data and the temperature threshold of setting for, when real-time temperature exceeded the temperature threshold of setting for, made suction fan (6), air exhauster (7) and condenser (8) start work through controller control unit, dispel the heat to box-type substation body (1) inside.

Technical Field

The invention relates to a temperature control system, in particular to a box-type substation and a temperature control system and a temperature control method thereof.

Background

The box-type substation is also called a pre-installed substation or a pre-installed substation. The high-voltage switch equipment, the distribution transformer and the low-voltage distribution device are factory prefabricated indoor and outdoor compact distribution equipment which are integrated according to a certain wiring scheme, namely, the functions of transformer voltage reduction, low-voltage distribution and the like are organically combined together and are arranged in a steel structure box which is damp-proof, rust-proof, dust-proof, rat-proof, fireproof, anti-theft, heat-insulating, totally-closed and movable. The box-type transformer substation is suitable for mines, factory enterprises, oil-gas fields and wind power stations, replaces the original civil power distribution room and power distribution station, and becomes a novel complete set of power transformation and distribution device.

The existing box-type substation is generally fixedly installed with a transformer in a box body, the transformer can dissipate heat at the working position, meanwhile, the box body can be arranged to be airtight due to a plurality of requirements such as moisture resistance, fire resistance and the like, the inside air circulation of the box body is not smooth, the heat dissipation of the transformer is affected, the service life of the transformer is shortened, and therefore the box-type substation and the temperature control system and the temperature control method thereof are provided.

Disclosure of Invention

The invention aims to provide a box-type substation, a temperature control system and a temperature control method thereof, which aim to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a box-type substation, includes the box-type substation body, the fixed a plurality of transformers that are equipped with in inside of box-type substation body, the chamber door has been seted up in the front of box-type substation body, be equipped with the lock on the chamber door, inlet channel and exhaust passage have been seted up respectively at the positive top of box-type substation body, the inside one end of inlet channel and the inside one end of exhaust passage are fixed suction fan and the air exhauster of being equipped with respectively.

According to a preferable technical scheme of the invention, a condenser is fixedly arranged at the other end in the air inlet channel, a sponge moisture absorption layer is arranged in the middle of the air inlet channel, and a condenser heat dissipation channel is arranged between the air inlet channel and the exhaust channel.

The invention relates to a preferable technical scheme, which comprises temperature sensors arranged at the top ends of a plurality of transformers, wherein the temperature sensors are used for detecting real-time temperatures of the corresponding transformers, a controller is fixedly arranged inside a box-type substation body, the controller consists of a comparison unit and a control unit, the comparison unit is used for comparing the real-time detected temperatures with a set temperature threshold value, and the control unit is used for controlling the working states of a suction fan, an exhaust fan and a condenser.

As a preferred technical scheme of the invention, a pressure sensor is fixedly arranged on a lock cylinder arranged on the door lock, and the pressure sensor is used for detecting the opening and closing of the door lock.

As a preferred technical scheme of the present invention, the controller is electrically connected to an internal circuit of the box-type substation body, the plurality of temperature sensors and the plurality of pressure sensors are electrically connected to the controller, and the suction fan, the exhaust fan, and the condenser are electrically connected to the controller.

According to the preferred technical scheme, the overhaul personnel overhaul the box-type substation body, the box door is opened, the lock cylinder movement pressure sensor in the door lock senses pressure signals and transmits the pressure signals to the controller, the control unit arranged in the controller enables the suction fan, the exhaust fan and the condenser to start working, the suction fan guides external cold air condensed by the condenser into the box-type substation body to assist the plurality of transformers to cool, and the exhaust fan extracts hot air in the box-type substation body to the outside, so that gas circulation in the box-type substation body is accelerated, and the heat dissipation effect of the transformers is improved.

According to the preferable technical scheme, when the air inlet channel is used for air inlet under the action of the suction fan, the sponge moisture absorption layer arranged inside the air inlet channel absorbs moisture entering the air, and the moisture inside the box-type substation body is prevented from being damped.

As a preferable aspect of the present invention, heat radiated from the condenser during operation is discharged from the inside of the exhaust passage through the condenser heat radiation passage.

As a preferred technical solution of the present invention, when the box door is not opened, the plurality of temperature sensors detect real-time temperatures of the corresponding transformers, and transmit real-time temperature data to the controller, the controller is provided with a comparison unit that compares the real-time temperature data with a preset temperature threshold, and when the real-time temperature exceeds the preset temperature threshold, the controller controls the unit to start the suction fan, the exhaust fan, and the condenser to operate, so as to dissipate heat inside the box-type substation body.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the box-type substation and the temperature control system and the temperature control method thereof, the pressure sensor is arranged, the pressure sensor is electrically connected with the controller, when the box door is opened, the suction fan, the exhaust fan and the condenser are controlled to work through the controller, heat dissipation is automatically performed inside the box-type substation, the condenser is arranged to prevent the temperature of gas led into the box-type substation from being too high when the external temperature is too high, the heat dissipation effect inside the box-type substation is influenced, the sponge moisture absorption layer is arranged to prevent the external gas from being relatively humid, so that the gas led into the box-type substation is too humid, the humidity inside the box-type substation is increased, and the work of the transformer is influenced.

2. According to the box-type transformer substation and the temperature control system and the temperature control method thereof, the temperature sensor is arranged, the temperature sensor is electrically connected with the controller, so that the temperature of the internal transformer is overhigh when the internal transformer works, the suction fan, the exhaust fan and the condenser can work timely through the controller control unit, the heat of the transformer is dissipated, and the service life of the transformer is prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the intake and exhaust duct configurations of the present invention;

FIG. 3 is a schematic view of an unlocked state module according to the present invention;

fig. 4 is a schematic structural diagram of an indoor module according to the present invention.

In the figure: 1. a box-type substation body; 2. an air intake passage; 3. an exhaust passage; 4. a box door; 5. a door lock; 6. a suction fan; 7. an exhaust fan; 8. a condenser; 9. a sponge moisture absorption layer; 10. condenser heat sink channel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a box-type substation, a temperature control system thereof, and a technical scheme of a control method thereof:

according to fig. 1 with reference to fig. 2, a box-type substation includes box-type substation body 1, box door 4 has been seted up in box-type substation body 1's the inside is fixed and is equipped with a plurality of transformers, be equipped with lock 5 on box door 4, inlet channel 2 and exhaust passage 3 have been seted up respectively at box-type substation body 1's positive top, inlet channel 2 inside one end and exhaust passage 3 inside one end are fixed respectively and are equipped with suction fan 6 and air exhauster 7, the inside other end of inlet channel 2 is fixed and is equipped with condenser 8, inlet channel 2's middle part is equipped with sponge hygroscopic layer 9, condenser radiating channel 10 has been seted up between inlet channel 2 and the exhaust passage 3.

Referring to fig. 3 and 4, the temperature control system comprises temperature sensors arranged at the top ends of a plurality of transformers, the type of each temperature sensor is MTP10-B7F55, the plurality of temperature sensors are used for detecting real-time temperature corresponding to the transformers, a controller is fixedly arranged inside a box-type substation body 1, the type of the controller is PC-350, the controller comprises a comparison unit and a control unit, the comparison unit is used for comparing the real-time detected temperature with a set temperature threshold value, the control unit is used for controlling the working states of a suction fan 6, an exhaust fan 7 and a condenser 8, the type of the condenser 8 is B3-012, a pressure sensor is fixedly arranged on a lock cylinder arranged on a door lock 5, the type of the pressure sensor is GM L670, the pressure sensor is used for detecting opening and closing of the door lock 5, the controller is electrically connected with an internal circuit of the box-type substation body 1, the plurality of temperature sensors and the pressure sensor are electrically connected with the controller, and the suction fan 6, the exhaust fan 7 and.

When the box-type substation is used, the box-type substation body 1 is overhauled by an maintainer, the box door 4 is opened, the lock cylinder movement pressure sensor in the door lock 5 senses a pressure signal and transmits the pressure signal to the controller, the control unit arranged in the controller enables the suction fan 6, the exhaust fan 7 and the condenser 8 to start working, the suction fan 6 guides outside cold air condensed by the condenser 8 into the box-type substation body 1 to assist a plurality of transformers to cool, the exhaust fan 7 pumps hot air in the box-type substation body 1 to the outside, gas circulation in the box-type substation body 1 is accelerated, the heat dissipation effect of the transformers is improved, when the air inlet channel 2 sucks air under the action of the suction fan 6, the sponge layer 9 arranged in the air absorbs moisture in the air, the interior of the box-type substation body 1 is prevented from being affected with damp, and heat dissipated when the condenser 8 works is discharged from the interior of the exhaust channel 3 through the condenser heat dissipation channel 10; when chamber door 4 was not opened, a plurality of temperature sensor detected the real-time temperature that corresponds the transformer to transmit real-time temperature data to the controller, the contrast unit that the controller was equipped with contrasts real-time temperature data and the temperature threshold value of setting for, when real-time temperature exceeded the temperature threshold value of setting for, made suction fan 6, air exhauster 7 and condenser 8 start work through controller control unit, dispel the heat to 1 inside of box-type substation body.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.