CN213521010U - Ventilation anti-condensation wind turbine generator box transformer substation chamber - Google Patents

Abstract

The utility model provides a ventilation anti-condensation wind turbine generator system case becomes room, becomes room and cabin room separated guard gate with the case including setting up between cabin incasement case and room, sets up the transformer in the case becomes the room, sets up the fresh air inlet bottom the case becomes room, the fan of case change room lateral wall top department, the physics on case become indoor wall and/or the inside roof dehumidify the subassembly, wherein the fresh air that the air inlet department was equipped with guard assembly and guided the entering to transformer air inlet department's water conservancy diversion strip. The utility model discloses an adopt the water conservancy diversion strip to lead the new trend to the transformer air intake in air intake department, avoid getting into the case and become the room and become the refrigerated new trend emergence short circuit for the case. Through set up physics dehumidification subassembly in the case becomes indoor, prevent that the too big condensation that produces of case becomes indoor humidity when wind turbine generator system shuts down, the short circuit accident because of the condensation produces when avoiding the transformer to start.

Description

Ventilation anti-condensation wind turbine generator box transformer substation chamber

Technical Field

The utility model relates to a wind turbine generator system case becomes room, concretely relates to condensation wind turbine generator system case becomes room is prevented in ventilation.

Background

In order to save the construction cost of a box transformer room and ensure the normal operation of a transformer, the transformer is moved upwards to the tail part of an engine room to isolate the transformer from the engine room to form a relative box transformer room which is used as a relatively sealed container, and if hot air emitted by the transformer during operation is discharged into the box transformer room and is not discharged out of the engine room in time, the air temperature in the box transformer room is quickly increased, the air inlet temperature of the transformer is increased, and the normal operation of the transformer is influenced. Under the condition that the relative humidity of the indoor air of the box transformer is large and the temperature is low, the interior of the transformer is easy to condense in a shutdown state, and when the transformer is started, if the interior of the transformer is condensed, a unit short-circuit accident can be caused. Therefore, it is necessary to control the temperature and humidity inside the box transformer chamber so that the transformer can operate normally.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the structural style of moving to the cabin on the current transformer, and the insufficient and too high problem of humidity of cabin indoor ventilation has provided a ventilation and has prevented condensation wind turbine generator system case and become room, both practices thrift the cost, can guarantee transformer normal operating again.

The utility model discloses a solve the technical means that above-mentioned problem adopted and do: the utility model provides a ventilation anti-condensation wind turbine generator system case becomes room, becomes room and cabin room separated guard gate with the case including setting up between cabin incasement case and room, sets up the transformer in the case becomes the room, sets up the fresh air inlet bottom the case becomes room, the fan of case change room lateral wall top department, the physics on case become indoor wall and/or the inside roof dehumidify the subassembly, wherein the fresh air that the air inlet department was equipped with guard assembly and guided the entering to transformer air inlet department's water conservancy diversion strip.

Furthermore, the air inlet is two rectangular notches formed in the bottom of the box transformer room.

Further, the guide strip comprises a louver capable of changing the direction of the airflow.

Further, the physical dehumidification component comprises a physical dehumidification component adhered to at least one of the four inner sides of the box-type substation chamber and/or the top plate.

Furthermore, at least one of the four inner side surfaces of the box transformer substation chamber is provided with a hook or a boss, and the hook or the boss is provided with a physical dehumidification component; and/or a hook or an L-shaped step is arranged on a top plate in the box transformer substation chamber, and a physical dehumidification component is arranged on the hook or the step.

Further, the fan includes two, and parallel arrangement is in the cabin cover afterbody upper end relative with the guard gate.

Furthermore, a rain shield is arranged outside the fan.

Further, the fan is an axial flow fan.

Further, the protection component comprises a steel grating and a steel wire mesh.

Further, the steel grating of the protective assembly is connected with the bottom of the cabin cover through bolts or welded or riveted.

Further, the steel wire mesh of the protection component is fastened on the steel grating plate through welding.

The utility model has the advantages that:

1. the utility model discloses a set up the protection door and keep apart case transformer room and cabin room to do not influence the heat dissipation of front end machine cabin inner part.

2. The utility model discloses utilize the air intake of case transformer substation room bottom natural air inlet, cabin cover afterbody top air outlet department axial fan to force the ventilation mode that combines together of airing exhaust, guaranteed the ventilation cooling demand when case transformer substation moves.

3. The utility model discloses an adopt the water conservancy diversion strip to lead the new trend to the transformer air intake in air intake department, avoid getting into the case and become the room and become the refrigerated new trend emergence short circuit for the case.

4. The utility model discloses the air intake adopts steel grating and wire net to protect, guarantees the safe bearing of air intake department, guarantees simultaneously that there is not live things such as flying bird to get into the case and become the room.

5. The utility model discloses a set up the physics dehumidification subassembly in the case becomes the room, the too big condensation that produces of case becomes indoor humidity when preventing that wind turbine generator system from shutting down, because of the short circuit accident of condensation production when avoiding the transformer to start.

6. The utility model discloses a guarantee that the air inlet wind speed is enough low, the air inlet does not produce the water smoke during rainy to enable the air intake of new trend dispersion to the transformer uniformly, adopt two rectangle air intakes to be used for guaranteeing the air inlet area.

7. The utility model discloses a guarantee the cooling amount of wind, make the case become the room temperature rise and be no longer than 15K, and effectively take steam out, adopt two axial fan to exhaust the heat dissipation.

8. The utility model discloses at axial fan externally mounted rain cover, prevent that the rainwater from getting into the case and becoming the room.

Drawings

FIG. 1 is a schematic front view of a transformation room according to an embodiment;

FIG. 2 is a schematic bottom view of a box transformer substation chamber according to an embodiment;

in the figure: the device comprises a transformer 1, a protective component 2, a steel grating 21, a steel wire mesh 22, a flow guide strip 3, a transverse plate 31, a vertical plate 32, a physical dehumidification component 4, an axial flow fan 5, a rain shield 6 and a protective door 7.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Example one

The utility model provides a ventilation is prevented condensation wind turbine generator system case and is become room, as shown in figure 1, this case becomes room setting in cabin afterbody department, as shown in figure 2, be equipped with guard gate 7 in the cabin and part cabin and afterbody, the afterbody forms an independent case and becomes the room, and transformer 1 places in the case becomes indoor, avoids a large amount of steam that transformer 1 gived off to influence the heat dissipation of front end machine cabin inner part. The bottom in the case becomes the room is equipped with the air intake of two big rectangle forms to the entering area of increase new trend guarantees that the air inlet wind speed is enough low, and the air inlet can not be because of producing water smoke and increaseing the indoor humidity of case change during rainy day, and enables the air inlet department that the new trend disperses the transformer uniformly. As shown in fig. 2, the air inlet is provided with a protection component 2, the protection component 2 is formed by welding a steel grating 21 with large bearing performance and a steel wire mesh 22 above the steel grating 21, wherein the steel grating 21 is arranged in a shape like a Chinese character 'jing', and mainly plays a role in supporting to ensure the safety bearing of the air inlet, and the steel wire mesh 22 forms a dense net shape to protect the air inlet and prevent live objects such as birds from entering the box transformer chamber. In this embodiment, the protection component 2 is disposed at the bottom of the box-type substation chamber through bolting, welding, riveting or the like, so as to block the air inlet. As shown in fig. 1, a flow guide strip 3 is further arranged at the air inlet, and the flow guide strip 3 is arranged on one side, located in the box-type substation chamber, above the protection component 2. The water conservancy diversion strip 3 is including the louver that can change the air current direction, and the water conservancy diversion direction of the new trend that water conservancy diversion strip 3 formed accesss to transformer 1 air intake department, leads to transformer 1's air intake through water conservancy diversion strip 3 with the new trend, avoids getting into the new trend of case transformer room and takes place the short circuit, can play the biggest ventilation effect as far as possible.

As shown in fig. 1, an axial flow fan 5 is arranged above a side wall of the box-type substation chamber opposite to the protective door 7, and a rain shield 6 is mounted outside the axial flow fan 5 to prevent rainwater from entering the box-type substation chamber. As shown in fig. 2, two axial fans 5 are arranged in parallel above the rear part of the cabin cover opposite to the protective door 7 in the box-type substation chamber to ensure the cooling air volume in the box-type substation chamber, so that the temperature of the box-type substation chamber does not rise to more than 15K, and hot air is effectively extracted.

As shown in fig. 2, the physical dehumidifying assemblies 4 are bonded on the four side walls of the box transformer substation chamber, so that condensation caused by overlarge humidity in the box transformer substation chamber when the wind turbine generator is stopped is prevented, and short-circuit accidents caused by condensation when the box transformer substation is started are avoided. Of course, the physical dehumidifying components 4 can also be adhered to the top of the box-type substation chamber, the number of the physical dehumidifying components 4 in the whole box-type substation chamber can be selected according to the weather condition of the environment where the box-type substation chamber is located and the use condition of the transformer, and of course, the adhering position can also be adjusted according to the condition of the inner wall of the box-type substation chamber.

The above embodiments are provided only for the purpose of illustration, not for the limitation of the present invention, and those skilled in the relevant art can make various changes or modifications without departing from the spirit and scope of the present invention, so all equivalent technical solutions should also belong to the protection scope of the present invention, and the protection scope of the present invention should be defined by the claims.

Claims (10)

1. The utility model provides a condensation wind turbine generator system case becomes room is prevented in ventilation which characterized in that: including setting up the guard gate that separates case transformer room and cabin room between case transformer room and the cabin room in the cabin, set up the transformer in the case transformer room, set up the fresh air inlet of case transformer room bottom, the fan of case transformer room lateral wall top department, the physics dehumidification subassembly on case transformer room inner wall and/or the inside roof, wherein air inlet department is equipped with the protection subassembly and leads the water conservancy diversion strip of transformer air inlet department with the new trend of entering.

2. The ventilation anti-condensation wind turbine generator system box transformer substation chamber of claim 1, characterized in that: the air inlet is two rectangular gaps arranged at the bottom of the box transformer substation chamber.

3. The ventilation anti-condensation wind turbine generator system box transformer substation chamber of claim 1, characterized in that: the guide strip comprises a louver capable of changing the direction of the airflow.

4. The ventilation anti-condensation wind turbine generator system box transformer substation chamber of claim 1, characterized in that: the physical dehumidifying component comprises a physical dehumidifying component adhered to at least one of four inner side surfaces of the box-type substation chamber and/or the top plate.

5. The ventilation anti-condensation wind turbine generator system box transformer substation chamber of claim 1, characterized in that: at least one of the four inner side surfaces of the box transformer substation chamber is provided with a hook or a boss, and the hook or the boss is provided with a physical dehumidification component; and/or a hook or an L-shaped step is arranged on a top plate in the box transformer substation chamber, and a physical dehumidification component is arranged on the hook or the step.

6. The ventilation anti-condensation wind turbine generator system box transformer substation chamber of claim 1, characterized in that: the fan includes two, and parallel arrangement is in the cabin cover afterbody top relative with the guard gate.

7. The ventilation anti-condensation wind turbine generator system box transformer substation chamber of claim 1, characterized in that: a rain shield is arranged outside the fan; the fan is an axial flow fan.

8. The ventilation anti-condensation wind turbine generator system box transformer substation chamber of claim 1, characterized in that: the protection component comprises a steel grating and a steel wire mesh.

9. The ventilation anti-condensation wind turbine generator system box transformer substation chamber of claim 8, characterized in that: the steel grating of the protection component is connected with the bottom of the cabin cover through bolts or welded or riveted.

10. The ventilation anti-condensation wind turbine generator system box transformer substation chamber of claim 9, characterized in that: the steel wire mesh of the protection component is fastened on the steel grating through welding.

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