CN208873061U - Switchgear house switchgear temperature and humidity control system - Google Patents
Switchgear house switchgear temperature and humidity control system Download PDFInfo
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- CN208873061U CN208873061U CN201820822158.0U CN201820822158U CN208873061U CN 208873061 U CN208873061 U CN 208873061U CN 201820822158 U CN201820822158 U CN 201820822158U CN 208873061 U CN208873061 U CN 208873061U
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Abstract
The utility model discloses a kind of switchgear house switchgear temperature and humidity control systems, air-treatment unit including being located at switchgear house, it includes shell, surface air cooler is from left to right successively arranged in shell, electric heater and frequency conversion fan, the left side side wall of shell is equipped with air inlet, right sidewall is equipped with air outlet, the fresh air pipeline that can be stretched to outside switchgear house is equipped in air inlet, air returning valve is additionally provided in housing sidewall, the air supply duct that can stretch to switchgear inner underside is equipped in air outlet, centralized control cabinet is additionally provided in switchgear house, indoor temperature and humidity sensor is equipped in switchgear, outdoor temperature humidity sensor is equipped in fresh air pipeline outside switchgear house, indoor temperature and humidity sensor, the output end of outdoor temperature humidity sensor is connected with centralized control cabinet, the output end of centralized control cabinet respectively with frequency conversion fan, electric heater, air returning valve is connected；Temperature and humidity in the system controllable switch cabinet.
Description
Technical field
The present invention relates to switchgear house switchgear, in particular to a kind of switchgear house switchgear temperature and humidity control system.
Background technique
The indoor electrical equipment of distribution is distributed in the links of power grid as a part important in electric system.By
It is serious in electrical equipment self-heating, so that its internal temperature is higher, Yi Yinfa accident.And hot environment meeting acceleration equipment is old
Change, shortens service life of equipment.When higher there are also inside electric appliance relative humidity, then easily there is condensation, cause electric discharge or
Short circuit, endangers the safe operation of electric system, at the same higher relative humidity can also acceleration equipment corrosion.It is therefore desirable to right
The electric equipment operation operating condition of switchgear house is controlled, and is mainly reflected in and is controlled internal temperature and humidity.
By the retrieval discovery to the technology that is disclosed, only minority is equipped with electric equipment operation in current switchgear house
Operating conditions system, and existing a small number of electric equipment operation operating conditions systems concentrate on controlling integrated environment, control
The effect is unsatisfactory for system, and there is a problem of that energy consumption is larger.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of switchgear house switchgear temperature and humidity control system, it can be according to detection
Situation opens or closes a part of device therein, energy conservation and environmental protection.
The purpose of the present invention is what is be achieved through the following technical solutions:
Switchgear house switchgear temperature and humidity control system, the air-treatment unit including switchgear house is arranged in, at the air
Managing unit includes shell, and surface air cooler, electric heater and frequency conversion fan, the shell have been set gradually from left to right in the shell
Left side side wall on be provided with air inlet, air outlet is provided in the right sidewall of the shell, is provided in the air inlet
The fresh air pipeline outside switchgear house can be stretched to, new air-valve is provided on the fresh air pipeline, is additionally provided with back in the housing sidewall
Air-valve is provided with the air supply duct that can stretch to switchgear inner underside in the air outlet, concentration is additionally provided in the switchgear house
Control cabinet is provided with indoor temperature and humidity sensor in the switchgear, is provided with outdoor in the fresh air pipeline outside the switchgear house
Temperature Humidity Sensor, the indoor temperature and humidity sensor, outdoor temperature humidity sensor output end be connected with centralized control cabinet,
The output end of the centralized control cabinet is connected with frequency conversion fan, electric heater, new air-valve, air returning valve respectively.
Further, the system also includes water cooler, constant temperature water tank and electric T-shaped valve, the outlets of the water cooler
It is connected with the first entrance of constant temperature water tank, the first outlet of the constant temperature water tank passes through the entrance phase of the first water pump and water cooler
Even, the second outlet of the constant temperature water tank is connected by the second water pump with electric T-shaped valve, the outlet of the electric T-shaped valve and
The entrance of surface air cooler is connected, and the outlet of the surface air cooler is connected with the second entrance of constant temperature water tank, the by-pass port of the triple valve
It is connected with the second entrance of constant temperature water tank, the water cooler, the first water pump, the second water pump, electric T-shaped valve are controlled with concentration
Cabinet processed is connected.
Further, air-supply Temperature Humidity Sensor and blast pressure sensor are additionally provided in the air supply duct, it is described to send
Wind-warm syndrome humidity sensor, blast pressure sensor output end be connected with centralized control cabinet.
Further, air filter is provided between the air inlet and surface air cooler.
Further, the shell is insulation shell.
The beneficial effects of the present invention are:
The switchgear house switchgear temperature and humidity control system of the utility model has as follows a little:
First, it can be achieved that switchgear house inside switch cabinet temperature and relative humidity intelligent control, guarantee temperature and relatively wet
Degree is within the scope of for equipment safety operation, breakdown loss caused by avoiding because of the problems such as overheat, condensation.
Second, all-fresh air mode is opened in the case where outdoor temperature humidity meets condition, makes full use of natural cooling source, effectively
The energy consumption of reduction system, energy conservation and environmental protection.
Third is carried out using the air supply mode of local relief only for switchgear house inside switch cabinet microenvironment temperature and humidity
Regulation, reduces unnecessary energy dissipation, energy conservation and environmental protection.
4th, it is provided with electric heater after surface air cooler, when low temperature and high relative humidity operating condition dehumidification by condensation is more difficult, can pass through
Improving air themperature reduces inside switch cabinet relative humidity, prevents condensation, strong applicability can further energy conservation.
Other advantages, target and feature of the invention will be illustrated in the following description to a certain extent, and
And to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, Huo Zheke
To be instructed from the practice of the present invention.Target and other advantages of the invention can be wanted by following specification and right
Book is sought to be achieved and obtained.
Detailed description of the invention
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into
The detailed description of one step, in which:
Fig. 1 is schematic structural view of the invention.
Specific embodiment
Hereinafter reference will be made to the drawings, and a preferred embodiment of the present invention will be described in detail.It should be appreciated that preferred embodiment
Only for illustrating the present invention, rather than limiting the scope of protection of the present invention.
As shown in Figure 1, switchgear house switchgear temperature and humidity control system, the air-treatment unit 1 including switchgear house is arranged in,
Air-treatment unit 1 includes shell 20, has been set gradually from left to right filter 18, surface air cooler 13, electric heater in shell 20
14 and frequency conversion fan 15, air inlet is provided on the left side side wall of shell 20, is provided with air outlet in the right sidewall of shell 20,
It is provided with the fresh air pipeline 8 that can be stretched to outside switchgear house in air inlet, new air-valve 16,20 side wall of shell are provided on fresh air pipeline 8
On be additionally provided with air returning valve 17, the air supply duct 7 that can stretch to switchgear inner underside is provided in air outlet, system further includes cold water
The outlet of unit 2, constant temperature water tank 3 and electric T-shaped valve 6, water cooler 2 is connected with the first entrance of constant temperature water tank 3, thermostatted water
The first outlet of case 3 is connected by the first water pump 4 with the entrance of water cooler 2, and the second outlet of constant temperature water tank 3 passes through the second water
Pump 5 is connected with electric T-shaped valve 6, and the outlet of electric T-shaped valve 6 is connected with the entrance of surface air cooler 13, the outlet and perseverance of surface air cooler 13
The second entrance of reservoir 3 is connected, and the by-pass port of triple valve 6 is connected with the second entrance of constant temperature water tank 3, also sets up in switchgear house
There is centralized control cabinet 9, indoor temperature and humidity sensor 10 is provided in switchgear, setting is had family in the fresh air pipeline 8 outside switchgear house
Outer Temperature Humidity Sensor 11, indoor temperature and humidity sensor 10, outdoor temperature humidity sensor 11 output end with centralized control cabinet 9
Be connected, the output end of centralized control cabinet 9 respectively with water cooler 2, the first water pump 4, the second water pump 5, electric T-shaped valve 6, frequency conversion
Blower 15, electric heater 14, new air-valve 16, air returning valve 17 are connected.
Water cooler provides cold source for cooling-dehumidifying air process, is existing；Constant temperature water tank is for stablizing surface air cooler
Inlet temperature, the influence for preventing water temperature fluctuation from generating to air handling process；Electric T-shaped valve is cold into table for automatically adjusting
The chilled-water flow of device realizes indoor humidity control；Surface air cooler carries out cooling to air-supply and removes for realizing the heat exchange of air and water
It is wet.Chilled water recycles between water cooler and constant temperature water tank, realizes the control of water temperature in constant temperature water tank.Chilled water is in thermostatted water
It is recycled between case, the second water pump, electric T-shaped valve and surface air cooler, cold quantity transmission to surface air cooler dehumidified for air cooling-down
Journey.Filter guarantees the cleanliness of air-supply for the molecule of fugitive dust, dust in purifying air-feeding.
Air-supply Temperature Humidity Sensor 12 and blast pressure sensor 19 are additionally provided in air supply duct 7, air-supply temperature and humidity passes
Sensor 12, blast pressure sensor 19 output end be connected with centralized control cabinet 9, can be timely according to the situation in air supply duct
Control surface air cooler 13, electric heater 14 and frequency conversion fan 15.
Shell 20 is insulation shell, prevents the intracorporal temperature of shell from influencing the normal operation of adjacent equipment.
There are several types of:
(1) when indoor temperature and humidity sensor 10 detects that temperature and humidity is respectively less than setting value, air-treatment unit 1 is not transported
Make, new air-valve 16 and air returning valve 17 are opened at this time；
(2) when indoor temperature and humidity sensor 10 detects that temperature and humidity is all larger than setting value, centralized control cabinet 9 controls cold water
Unit 2, constant temperature water tank 3, the first water pump 4, the second water pump 5, electric T-shaped valve 6, frequency conversion fan 19 work, i.e. 13 work of surface air cooler
Make, new air-valve 16 and air returning valve 17 are opened at this time；
(4) when indoor temperature and humidity sensor 10 detects that room temperature is higher than setting value and humidity lower than setting value, collection
Middle control cabinet 9 controls surface air cooler 13 and works；
(5) when indoor temperature and humidity sensor 10 detect room temperature lower than setting value and humidity be higher than setting value when, collection
Middle control cabinet 9 controls electric heater 14 and works；
Specifically, when relative humidity is greater than the unlatching humidity set point of electric heater 14 in switchgear, opening electric heater
14；When relative humidity is less than electric heater 14 and closes temperature averages in humidity set point or switchgear and is greater than electricity in switchgear
When 14 closing temperature setting value of heater, electric heater 14 is closed.
(6) when outdoor temperature humidity sensor 11 detects that temperature and humidity is less than setting value, centralized control cabinet 9 controls air returning valve
17 close, new air-valve 16 is opened, surface air cooler 13 does not work, frequency conversion fan 19 works, when outdoor temperature humidity sensor 11 detects
When temperature and humidity is greater than the set value, centralized control cabinet 9 controls new air-valve 16 and closes, and air returning valve 17 is opened, the work of surface air cooler 13, frequency conversion
Blower 15 works.
Blast pressure setting value, supply air temperature setting value, inside switch cabinet RH set point, in humidity constant state temperature
It limits setting value, fresh air humidity set point, electric heater and opens humidity set point, electric heater closing humidity set point and electric heating
Device closing temperature setting value can carry out corresponding modification according to season and actual demand.
When in use, air processed enters from air the system from fresh air pipeline 8 and new air-valve 16 or air returning valve 17
Unit 1 is managed, later successively after the processing of filter 18, surface air cooler 13 and electric heater 14, is sent described in as 15 machine of frequency conversion wind
Air hose 7 is sent into switchgear from switchgear bottom.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of the technical program, should all be covered in the present invention
Scope of the claims in.
Claims (5)
1. switchgear house switchgear temperature and humidity control system, it is characterised in that: the air-treatment unit including switchgear house is arranged in, institute
Stating air-treatment unit includes shell, and surface air cooler, electric heater and frequency conversion fan have been set gradually from left to right in the shell,
It is provided with air inlet on the left side side wall of the shell, air outlet, the air inlet are provided in the right sidewall of the shell
It is inside provided with the fresh air pipeline that can be stretched to outside switchgear house, new air-valve is provided on the fresh air pipeline, is gone back in the housing sidewall
It is provided with air returning valve, the air supply duct that can stretch to switchgear inner underside is provided in the air outlet, is also set in the switchgear house
It is equipped with centralized control cabinet, indoor temperature and humidity sensor is provided in the switchgear, is set in the fresh air pipeline outside the switchgear house
Be equipped with outdoor temperature humidity sensor, the indoor temperature and humidity sensor, outdoor temperature humidity sensor output end control with concentrating
Cabinet processed is connected, and the output end of the centralized control cabinet is connected with frequency conversion fan, electric heater, new air-valve, air returning valve respectively.
2. switchgear house switchgear temperature and humidity control system according to claim 1, it is characterised in that: the system also includes
Water cooler, constant temperature water tank and electric T-shaped valve, the outlet of the water cooler is connected with the first entrance of constant temperature water tank, described
The first outlet of constant temperature water tank is connected by the first water pump with the entrance of water cooler, and the second outlet of the constant temperature water tank passes through
Second water pump is connected with electric T-shaped valve, and the outlet of the electric T-shaped valve is connected with the entrance of surface air cooler, the surface air cooler
Outlet is connected with the second entrance of constant temperature water tank, and the by-pass port of the triple valve is connected with the second entrance of constant temperature water tank, described
Water cooler, the first water pump, the second water pump, electric T-shaped valve are connected with centralized control cabinet.
3. switchgear house switchgear temperature and humidity control system according to claim 1, it is characterised in that: in the air supply duct
It is additionally provided with air-supply Temperature Humidity Sensor and blast pressure sensor, the air-supply Temperature Humidity Sensor, blast pressure sensor
Output end be connected with centralized control cabinet.
4. switchgear house switchgear temperature and humidity control system according to claim 1 or 2, it is characterised in that: the air inlet
Air filter is provided between surface air cooler.
5. switchgear house switchgear temperature and humidity control system according to claim 1 or 2, it is characterised in that: the shell is
Insulation shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820822158.0U CN208873061U (en) | 2018-05-30 | 2018-05-30 | Switchgear house switchgear temperature and humidity control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820822158.0U CN208873061U (en) | 2018-05-30 | 2018-05-30 | Switchgear house switchgear temperature and humidity control system |
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| Publication Number | Publication Date |
|---|---|
| CN208873061U true CN208873061U (en) | 2019-05-17 |
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ID=66461895
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820822158.0U Active CN208873061U (en) | 2018-05-30 | 2018-05-30 | Switchgear house switchgear temperature and humidity control system |
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| CN (1) | CN208873061U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108469858A (en) * | 2018-05-30 | 2018-08-31 | 贵州电网有限责任公司 | Switchgear house switchgear temperature and humidity control system and its operation method |
| CN113922249A (en) * | 2021-09-13 | 2022-01-11 | 国网河南省电力公司襄城县供电公司 | Cooling system for power distribution cabinet |
-
2018
- 2018-05-30 CN CN201820822158.0U patent/CN208873061U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108469858A (en) * | 2018-05-30 | 2018-08-31 | 贵州电网有限责任公司 | Switchgear house switchgear temperature and humidity control system and its operation method |
| CN113922249A (en) * | 2021-09-13 | 2022-01-11 | 国网河南省电力公司襄城县供电公司 | Cooling system for power distribution cabinet |
| CN113922249B (en) * | 2021-09-13 | 2024-07-19 | 国网河南省电力公司襄城县供电公司 | Cooling system for switch board |
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