CN213782667U - Constant temperature and humidity device for high-low voltage distribution room - Google Patents
Constant temperature and humidity device for high-low voltage distribution room Download PDFInfo
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- CN213782667U CN213782667U CN202022098828.9U CN202022098828U CN213782667U CN 213782667 U CN213782667 U CN 213782667U CN 202022098828 U CN202022098828 U CN 202022098828U CN 213782667 U CN213782667 U CN 213782667U
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Abstract
The utility model relates to the technical field of ventilation, in particular to a constant temperature and humidity device for a high-low voltage distribution room, wherein a unit I is arranged outside the distribution room, an electric air valve I is arranged in front of an inlet of the unit I, and the unit I is a cooling water heat exchanger, a chilled water heat exchanger I and a blower I which are sequentially connected through pipelines; the other end of the cooling water heat exchanger is connected with an air return inlet of the distribution chamber through a pipeline, and the other end of the air feeder I is sequentially connected with the electric air valve I and an air supply outlet of the distribution chamber through pipelines. And bypass electric valves are arranged in parallel with the cooling water heat exchanger and the chilled water heat exchanger I. The front end of the cooling water heat exchanger is provided with a branch which is sequentially connected with the electric air valve II and the self-cleaning air filter through pipelines. The utility model discloses can carry out temperature regulation to high-power high-low pressure electricity distribution room, indoor malleation is adjusted, and indoor cleanliness control through the data of every section humiture, pressure differential monitoring, the operating condition of every section device of controller adjustment, this device is than ordinary air conditioning system energy-conservation 30%; the cleanliness and the positive pressure in the high-power high-low voltage distribution room can be ensured, and the service life of an electric element is prolonged.
Description
Technical Field
The utility model relates to a ventilation technical field, in particular to high-low voltage electricity distribution room constant temperature and humidity device.
Background
A plurality of cooling technologies for power distribution rooms exist in China, and the temperature can be basically controlled. The cooling equipment of the high-low voltage distribution room is generally provided with an exhaust fan, a split air conditioner, cooling water cooling equipment and the like, and can basically meet the requirement of the temperature and humidity of the distribution room. For areas with severe environment and high dust content, the traditional process methods cannot meet the requirement of cleanness, and the dust content in the power distribution room is high, so that a plurality of hidden dangers are brought to the operation of a power distribution system. The split air conditioner mode is directly adopted for large-scale high-power distribution equipment with large heat dissipation capacity, the equipment refrigeration capacity is large, the operation energy consumption is high, and the split air conditioner occupies a ground maintenance space.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a constant temperature and humidity device of high-low voltage electricity distribution room, simple structure can adjust electricity distribution room air humidity and temperature for the air temperature of air intake keeps in a relatively invariable interval.
In order to solve the above technical problem, specifically, the technical scheme of the utility model is as follows: a constant temperature and humidity device of a high-low voltage distribution room is characterized in that a unit I is arranged outside the distribution room, an electric air valve I is arranged in front of an inlet of the unit I, and the unit I is a cooling water heat exchanger, a chilled water heat exchanger I and an air feeder I which are sequentially connected through pipelines; the other end of the cooling water heat exchanger is connected with an air return inlet of the distribution chamber through a pipeline, and the other end of the air feeder I is sequentially connected with the electric air valve I and an air supply outlet of the distribution chamber through pipelines.
The constant-temperature and constant-humidity device for the high-low voltage distribution room is provided with the bypass electric valve in parallel connection with the cooling water heat exchanger and the chilled water heat exchanger I.
Foretell high-low voltage electricity distribution room constant temperature and humidity device, cooling water heat exchanger front end is equipped with the branch road, and the branch road passes through the pipeline to be connected with electronic blast gate II, self-purification air cleaner in proper order.
Foretell high-low voltage electricity distribution room constant temperature and humidity device is provided with unit II with unit I parallelly connected, unit II loops through refrigerated water heat exchanger II and forced draught blower II of pipe connection.
The constant temperature and humidity device for the high-low voltage distribution room is characterized in that a branch pipeline is arranged on a pipeline after the unit I and the unit II are connected in parallel and is connected with an exhaust fan, and an electric air valve III is arranged at the front end of the exhaust fan.
The constant-temperature and constant-humidity device for the high-low voltage distribution room is characterized in that the cooling water heat exchanger, the chilled water heat exchanger I and the chilled water heat exchanger II are copper-aluminum serial surface air coolers.
In the constant temperature and humidity device for the high-low voltage distribution room, the cooling water heat exchanger, the chilled water heat exchanger I and the chilled water heat exchanger II are respectively provided with the temperature and humidity sensors; the temperature and humidity sensor is connected with the controller; differential pressure sensor is installed to the electricity distribution room, differential pressure sensor is connected with the controller, and the controller is connected with self-cleaning air cleaner electronic blast gate II, bypass motorised valve, electronic blast gate I, electronic blast gate III are connected.
Two sets of units, namely a unit I1 and a unit II 1-1 are arranged on the air pipe, and the unit II 1-1 is communicated with chilled water to treat the waste heat of the air in the distribution room; the air pipe of unit I1 communicates with distribution equipment top air and communicates with self-purification air cleaner, and I1 water pipe of unit communicates with cooling water and refrigerated water respectively, installs cooling water heat exchanger, refrigerated water heat exchanger and bypass blast gate in the unit I1. The pressure difference sensor monitors the pressure difference data of the distribution room and is connected with the controller, and the controller is connected with the self-cleaning air filter electric air valve II 3 to realize the control of the pressure difference of the distribution room. The rear temperature and humidity sensor of the chilled water heat exchanger is connected with a controller, and the controller is connected with a chilled water electric valve to control the flow of chilled water so as to control the air supply temperature.
The utility model has the advantages that:
high-power high-low voltage electricity distribution room temperature regulating device, on current electricity distribution room cooling basis, self-purification air cleaner has been add to the front end, has add unit I1. After handling like this, the distribution room temperature can be controlled at the within range that requires, can keep the malleation and prevent that outdoor dust from getting into the distribution room, and self-purification air cleaner is installed to the new trend, can guarantee that the air is clean. The hot air above the power distribution cabinet is cooled by the cooling water heat exchanger, so that the amount of the frozen water is reduced, and energy conservation is realized. When the outdoor air temperature and humidity are small in spring, autumn and winter, natural ventilation through the self-cleaning air filter is realized by opening a bypass air valve of the unit I1, and meanwhile, the positive pressure in the distribution room is kept. Mechanical ventilation may actually be forced in the event of a failure of the self-cooling system.
Drawings
Fig. 1 is the structure schematic diagram of the temperature control device of the high-power high-low voltage distribution room of the present invention.
Fig. 2 is the structural schematic diagram of the high-power high-low voltage distribution room temperature control device of the utility model working in summer.
Fig. 3 is a schematic diagram of the spring, autumn and winter working structure of the temperature control device for the high-power high-low voltage distribution room of the present invention.
In the figure, 1, a cooling energy-saving unit I; 1-1, a cooling energy-saving unit II; 2, a self-cleaning air filter, 3, an electric air valve II, 4, an electric air valve I, 5, an electric air valve III, 6 exhaust fans, 7 bypass electric valves, 8 cooling water heat exchangers, 9 chilled water heat exchangers I and 9-1 chilled water heat exchangers II; 10 blower I, 10-1 blower II; 11 an air supply outlet; 12 air return inlet; 13 a controller; 14 temperature and humidity sensors; 15 differential pressure sensor.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in figure 1, the utility model provides a high-low voltage electricity distribution room constant temperature and humidity device for the regulation and the control of four seasons electricity distribution room temperature, malleation, cleanliness factor.
A constant temperature and humidity device of a high-low voltage distribution room is characterized in that a unit I1 is arranged outside the distribution room, an electric air valve I4 is arranged in front of an inlet of the unit I1, and the unit II 1-1 is a cooling water heat exchanger 8, a chilled water heat exchanger I9 and a blower I10 which are sequentially connected through pipelines; the other end of the cooling water heat exchanger 8 is connected with an air return opening 12 of the distribution chamber through a pipeline, and the other end of the air blower I10 is sequentially connected with the electric air valve I4 and an air supply opening 11 of the distribution chamber through pipelines.
And a bypass electric valve 7 is arranged in parallel with the cooling water heat exchanger 8 and the chilled water heat exchanger I9.
And a branch is arranged at the front end of the cooling water heat exchanger 8 and is sequentially connected with the electric air valve II 3 and the self-purification air filter 2 through pipelines.
The unit II 1-1 is connected with the unit I1 in parallel, and the unit II 1-1 is a chilled water heat exchanger II 9-1 and a blower II 10-1 which are connected in sequence through pipelines.
The pipeline after the unit I1 and the unit II 1-1 are connected in parallel is provided with a branch pipeline which is connected with an exhaust fan 6, and the front end of the exhaust fan 6 is provided with an electric air valve III 5.
The cooling water heat exchanger 8, the chilled water heat exchanger I9 and the chilled water heat exchanger II 9-1 are copper-aluminum series surface coolers.
The cooling water heat exchanger 8, the chilled water heat exchanger I9 and the chilled water heat exchanger II 9-1 are respectively provided with a temperature and humidity sensor 14; the temperature and humidity sensor 14 is connected with the controller 13; differential pressure sensor 15 is installed to the electricity distribution room, differential pressure sensor 15 is connected with controller 13, and the controller is connected with self-cleaning air cleaner electronic blast gate II 3, bypass motorised valve 7, electronic blast gate I4, electronic blast gate III 5 are connected.
A bypass electric valve is arranged in the unit I1; high-temperature air above the power distribution cabinet in summer and high-temperature air passing through the self-purification air filter 2 enter the unit I1 together, and enter the cooling water heat exchanger 8 and the chilled water heat exchanger 9 from the air inlet in sequence. When entering spring and autumn and winter, the temperature of outdoor air is low, and low-temperature and low-humidity air in winter passes through the self-cleaning air filter 2 and then is conveyed to the fan of the unit I1 from the bypass electric valve 7 of the unit I1; the resistance can be reduced through the bypass valve without passing through the cooling water heat exchanger 8 and the chilled water heat exchanger 9, and the energy-saving effect is achieved.
Example 1
As shown in figure 2, the high-low voltage distribution room constant temperature and humidity device is characterized in that a unit II 1-1 is arranged outside a distribution room, the unit II 1-1 comprises a chilled water heat exchanger II 9-1 and a blower II 10-1, one end of the blower II 10-1 is connected with an air supply outlet 11 of the distribution room, one end of the chilled water heat exchanger II 9-1 is connected with the blower II 10-1, and the other end of the chilled water heat exchanger II 9-1 is connected with an air return inlet 12 through a pipeline. The air conditioner is characterized in that a unit I1 is connected with the unit II 1-1 in parallel, an electric air valve I4 is arranged beside the unit I1, and the unit II 1-1 is a cooling water heat exchanger 8, a chilled water heat exchanger I9 and an air feeder I10 which are connected in sequence through pipelines. And a bypass electric valve 7 is arranged in parallel with the cooling water heat exchanger 8 and the chilled water heat exchanger I9.
And a branch is arranged at the front end of the cooling water heat exchanger 8, and a branch pipeline is sequentially connected with the electric air valve II 3 and the self-cleaning air filter 2.
The cooling water heat exchanger 8, the chilled water heat exchanger I9 and the chilled water heat exchanger II 9-1 are copper-aluminum series surface coolers.
The cooling water heat exchanger 8, the chilled water heat exchanger I9 and the chilled water heat exchanger II 9-1 are respectively provided with a temperature sensor and a humidity sensor; the temperature sensor and the humidity sensor are connected with a controller; and a differential pressure sensor is arranged corresponding to the power distribution room and is connected with the controller.
The chilled water heat exchanger I9 and the chilled water heat exchanger II 9-1 are respectively communicated with industrial chilled water equipment.
The utility model discloses can control temperature, malleation, the cleanliness factor of the interior high temperature air of distribution room in summer. When the wind driven generator set works in summer, the unit I1 and the unit II 1-1 run simultaneously, the electric air valve I4 is opened, and the electric air valve III 5 and the bypass electric valve 7 are closed. Indoor air is treated by a chilled water heat exchanger II 9-1 of a unit II 1-1 and then is sent into a room by a blower II 10-1, hot air above a power distribution cabinet is treated by a cooling water heat exchanger 8 and a chilled water heat exchanger I9 and then is sent into the room by the blower I10, an opening angle of an electric air valve II 3 is controlled by a controller 13 according to data of a differential pressure sensor 15, and outdoor air is treated by a self-cleaning air filter 2 and then is sent into the unit I1 by the electric air valve II. The pressure difference sensor 15 monitors the pressure difference data of the distribution room, and is connected with the controller 13, and the controller 13 is connected with the electric air valve II 3 of the self-cleaning air filter 2 so as to realize the control of the pressure difference of the distribution room.
Example 2
As shown in figure 3, the high-low voltage distribution room constant temperature and humidity device is characterized in that a unit I1 is arranged outside a distribution room, an electric air valve I4 is arranged beside the unit I1, and the unit II 1-1 is a cooling water heat exchanger 8, a chilled water heat exchanger I9 and a blower I10 which are sequentially connected through pipelines; the other end of the cooling water heat exchanger 8 is connected with a return air inlet 12 of the distribution room through a pipeline, and the other end of the blower I10 is connected with a supply air outlet 11 of the distribution room through a pipeline. And a bypass electric valve 7 is arranged in parallel with the cooling water heat exchanger 8 and the chilled water heat exchanger I9. And a branch is arranged at the front end of the cooling water heat exchanger 8 and is sequentially connected with the electric air valve II 3 and the self-purification air filter 2 through pipelines.
The pipeline that unit I1 and return air inlet are connected is equipped with the branch road pipeline, links to each other with exhaust fan 6, and exhaust fan 6 front end is equipped with electronic blast gate III 5.
The cooling water heat exchanger 8, the chilled water heat exchanger I9 and the chilled water heat exchanger II 9-1 are copper-aluminum series surface coolers.
The cooling water heat exchanger 8, the chilled water heat exchanger I9 and the chilled water heat exchanger II 9-1 are respectively provided with a temperature and humidity sensor 14; the temperature and humidity sensor 14 is connected with the controller 13; and a differential pressure sensor 15 is installed corresponding to the power distribution room, and the differential pressure sensor 15 is connected with the controller 13.
The chilled water heat exchanger I9 and the chilled water heat exchanger II 9-1 are respectively communicated with industrial chilled water equipment.
The utility model discloses temperature, malleation, the cleanliness factor to the electricity distribution room when the partial load in spring and autumn controls the temperature, malleation, the cleanliness factor of electricity distribution room when carrying out the control and the new trend in winter. When the air conditioner works in spring, autumn and winter, the unit II 1-1 stops running, the unit I1 is opened, the exhaust fan 6 is opened, the electric air valve II 3, the electric air valve III 5 and the bypass electric valve 7 are opened, the electric air valve 4 is closed, outdoor air passes through the self-cleaning air filter 2 and is fed into the unit I1, and the outdoor air is fed into a room through the unit bypass electric valve 7 by the air feeder 10. And a hot air exhaust fan 6 above the power distribution cabinet exhausts the hot air to the outside. The pressure difference in the distribution room is connected with the controller 13 through the pressure difference sensor 15, the controller 13 is connected with the electric air valve II 3 and the bypass electric valve 7, and the pressure difference in the distribution room is controlled within a reasonable range.
No matter be under the condition of any temperature and humidity, the high-power high-low voltage electricity distribution room temperature regulating device of this application can all adjust air humidity and temperature, through temperature and humidity sensor monitoring each section air humidity and temperature, then through the operating condition of controller adjustment each section device, has really realized constant temperature and humidity, lets the electricity distribution room keep a relatively stable operational environment throughout the year. And about 30% of cold energy can be saved during cooling, so that the self-running energy consumption of the cooling system is reduced by about 30%.
In the description of the present invention, it is to be understood that the terms "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present patent application, unless otherwise expressly stated or limited, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (7)
1. A constant-temperature and constant-humidity device for a high-voltage and low-voltage distribution room is characterized in that a unit I (1) is arranged outside the distribution room, an electric air valve I (4) is arranged in front of an inlet of the unit I (1), and a unit II (1-1) is composed of a cooling water heat exchanger (8), a chilled water heat exchanger I (9) and a blower I (10) which are sequentially connected through pipelines; the other end of the cooling water heat exchanger (8) is connected with an air return opening (12) of the distribution chamber through a pipeline, and the other end of the air feeder I (10) is sequentially connected with the electric air valve I (4) and an air supply opening (11) of the distribution chamber through pipelines.
2. The high-low voltage distribution room constant temperature and humidity device as claimed in claim 1, wherein a bypass electric valve (7) is connected in parallel with the cooling water heat exchanger (8) and the chilled water heat exchanger I (9).
3. The high-low voltage electricity distribution room constant temperature and humidity device according to claim 2, characterized in that a branch is arranged at the front end of the cooling water heat exchanger (8), and the branch is sequentially connected with the electric air valve II (3) and the self-cleaning air filter (2) through pipelines.
4. The high-low voltage electricity distribution room constant temperature and humidity device according to claim 3, characterized in that a unit II (1-1) is connected in parallel with the unit I (1), and the unit II (1-1) is a chilled water heat exchanger II (9-1) and a blower II (10-1) which are connected in sequence through pipelines.
5. The high-low voltage electricity distribution room constant temperature and humidity device according to claim 4, characterized in that a branch pipeline is arranged on a pipeline after the unit I (1) and the unit II (1-1) are connected in parallel and is connected with an exhaust fan (6), and an electric air valve III (5) is arranged at the front end of the exhaust fan (6).
6. The high-low voltage distribution room constant temperature and humidity device as claimed in claim 5, wherein the cooling water heat exchanger (8), the chilled water heat exchanger I (9) and the chilled water heat exchanger II (9-1) are copper-aluminum series surface coolers.
7. The high-low voltage distribution room constant temperature and humidity device as claimed in claim 6, wherein the cooling water heat exchanger (8), the chilled water heat exchanger I (9) and the chilled water heat exchanger II (9-1) are respectively provided with a temperature and humidity sensor (14); the temperature and humidity sensor (14) is connected with the controller (13); differential pressure sensor (15) are installed to the electricity distribution room, differential pressure sensor (15) are connected with controller (13), and the controller is connected with self-cleaning air cleaner electronic air valve II (3), bypass motorised valve (7), electronic air valve I (4), electronic air valve III (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022098828.9U CN213782667U (en) | 2020-09-23 | 2020-09-23 | Constant temperature and humidity device for high-low voltage distribution room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022098828.9U CN213782667U (en) | 2020-09-23 | 2020-09-23 | Constant temperature and humidity device for high-low voltage distribution room |
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| CN213782667U true CN213782667U (en) | 2021-07-23 |
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| CN202022098828.9U Active CN213782667U (en) | 2020-09-23 | 2020-09-23 | Constant temperature and humidity device for high-low voltage distribution room |
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