CN202014043U - Anti-condensation cooling apparatus for indoor transformer substation - Google Patents
Anti-condensation cooling apparatus for indoor transformer substation Download PDFInfo
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- CN202014043U CN202014043U CN2011200665331U CN201120066533U CN202014043U CN 202014043 U CN202014043 U CN 202014043U CN 2011200665331 U CN2011200665331 U CN 2011200665331U CN 201120066533 U CN201120066533 U CN 201120066533U CN 202014043 U CN202014043 U CN 202014043U
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Abstract
The utility model provides an anti-condensation cooling apparatus for an indoor transformer substation, comprising a cooling control module, a cooling module, an air intake pipeline, a filtering and drying module, and a main temperature and humidity sensor, wherein the air intake pipeline is connected with the inlet of the filtering and drying module; the outlet of the filtering and drying module is connected with the cooling module; the input end of the cooling control module is connected with the main temperature and humidity sensor; and the output end of the cooling control module is connected with the cooling module. According to the utility model, the cooling control module is used to control the natural wind to enter the cooling module for cooling, and condensation is controlled by monitoring the indoor temperature and humidity, so that temperature is effectively cooled while condensation is prevented.
Description
Technical field
The utility model relates to a kind of anti-condensation heat sink, relates in particular to a kind of anti-condensation heat sink that is used for indoor substation.
Background technology
The accident potential that indoor substation exists at present is as follows:
(1) high temperature season in full summer because ambient temperature itself is just higher, is added inner electric component heating, makes indoor environment temperature higher, thereby the equipment superhigh temperature is moved; If the equipment long-play under the superhigh temperature state, incidental accident, and acceleration equipment is aging, shortens the useful life of equipment, therefore, must make the room ventilation cooling;
(2) descend when humidity condition with higher behind the rain and in the plum rain season environment, High-Voltage Electrical Appliances cabinet housing and internal mechanism can produce the condensation water droplet, when accumulation can be dripped after to a certain degree, thereby cause partial discharge or open circuit, and be accidents caused.Therefore, when indoor humidity is higher, must carry out dehumidifier to indoor.
In present transformer station's cooling system, generally take refrigerating system to lower the temperature, the condensation phenomenon appears in temperature-fall period easily, therefore have to open dehumidifying and eliminate the condensation phenomenon with warming-up device, the control mode of the embarrassment of heating so just occurred, not only increased energy loss, and all gone wrong easily with eliminating on two links of condensation in refrigeration while freezing, be easy to generate condensation in the place that heater is not installed, cause system to break down.
Summary of the invention
Main purpose of the present utility model is to provide a kind of anti-condensation heat sink that is used for indoor substation, to prevent the generation of condensation when effectively lowering the temperature.
In order to achieve the above object, the utility model provides a kind of anti-condensation heat sink that is used for indoor substation, comprises cooling control module, cooling module, intake stack, filtration and irradiation modules and main temperature and humidity sensor, wherein,
Described intake stack is connected with the inlet of irradiation modules with described filtration;
Described filtration is connected with described cooling module with the outlet of irradiation modules;
The input of described cooling control module is connected with humidity sensor with described main temperature;
The output of described cooling control module is connected with described cooling module.
During enforcement, described cooling control module is PLC control system or Single Chip Microcomputer (SCM) system.
During enforcement, the anti-condensation heat sink that is used for indoor substation described in the utility model also comprises auxilliary temperature and humidity sensor and alarm module;
Described auxilliary temperature is connected with the input of humidity sensor with described cooling control module;
The output of described cooling control module is connected with described alarm module.
During enforcement, the anti-condensation heat sink that is used for indoor substation described in the utility model also comprises load detection module;
Described load detection module is connected with described alarm module with described cooling module respectively;
Described alarm module is connected with described cooling control module.
Compared with prior art, the anti-condensation heat sink that is used for indoor substation described in the utility model, the control module of taking to lower the temperature control natural wind enters cooling module lowers the temperature, and carries out condensation control by monitoring indoor temperature and humidity.
Description of drawings
Fig. 1 is the structure chart of a specific embodiment of the anti-condensation heat sink that is used for indoor substation described in the utility model;
Fig. 2 is the structure chart of another specific embodiment of the anti-condensation heat sink that is used for indoor substation described in the utility model;
Fig. 3 is the structure chart of the another specific embodiment of the anti-condensation heat sink that is used for indoor substation described in the utility model;
Fig. 4 is the schematic diagram of an embodiment of the anti-condensation heat sink that is used for indoor substation described in the utility model.
Embodiment
Introduce the anti-condensation heat sink that is used for indoor substation described in the utility model in detail below by the drawings and specific embodiments.
Fig. 1 is the structure chart of a specific embodiment of the anti-condensation heat sink that is used for indoor substation described in the utility model;
As shown in Figure 1, described anti-condensation heat sink comprises cooling control module 1, cooling module 2, intake stack 3, filtration and irradiation modules 4 and main temperature and humidity sensor 5, wherein,
Described intake stack 3 is connected with the inlet of described filtration with irradiation modules 4;
Described filtration is connected with described cooling module 2 with the outlet of irradiation modules 4;
The input of described cooling control module 1 is connected with humidity sensor 1 with described main temperature;
The output of described cooling control module 1 is connected with described cooling module 2;
When implementing, natural wind enters described filtration and irradiation modules 4 from described intake stack 3;
4 pairs of natural winds of described filtration and irradiation modules filter and dried, become the natural wind of relative low temperature and dry cleansing, and the natural wind after will handling to transfer to described cooling module 2 standby;
Described main temperature and humidity sensor 5 are used for measures ambient temperature and relative humidity, and ambient temperature and the relative humidity that measures is sent to described cooling control module 1;
Store control form in the described cooling control module 1 according to the establishment of the functional relation between temperature, humidity and the condensation temperature;
Described cooling control module 1 is according to the ambient temperature and relative humidity and this control form that receive, table look-up and obtain corresponding condensation temperature, and control the cooling of blowing of described cooling module 1 according to this condensation temperature and predefined control strategy, to guarantee that ambient temperature and relative humidity in the indoor substation slowly change and decline, remain the ambient temperature in the indoor substation, relative humidity is lower than predefined ambient temperature respectively, relative humidity, and current condensation temperature is lower than 3 ℃ of ambient temperatures at least, ambient temperature is lower than 42 ℃, in order to avoid produce the condensation phenomenon.
During enforcement, described cooling control module 1 can be PLC system, Single Chip Microcomputer (SCM) system or form with the system of other control modes.
According to a kind of concrete execution mode, as shown in Figure 2, the anti-condensation heat sink that is used for indoor substation described in the utility model also comprises auxilliary temperature and a humidity sensor 6 and an alarm module 7;
Described auxilliary temperature and humidity sensor 6 are connected with the input of described cooling control module 1, are used for measures ambient temperature and relative humidity, and ambient temperature and the relative humidity that measures is sent to described cooling control module 1;
Described cooling control module 1, compare temperature, humidity respectively from described main temperature and humidity sensor 5 and described auxilliary temperature and humidity sensor 6, surpass predefined temperature value and/or differ when surpassing predefined humidity value from the humidity of described main temperature and humidity sensor 5 and described auxilliary temperature and humidity sensor 6 when the temperature from described main temperature and humidity sensor 5 and described auxilliary temperature and humidity sensor 6 differs, the transmission alarm control signal is described alarm module 7 extremely;
After described alarm module 7 received this alarm control signal, the alert notice related personnel keeped in repair and safeguards immediately, did not produce simultaneously condensation in order to keep cooling, temporarily controlled according to main temperature and humidity sensor 5 detected temperature and humidities;
In the present embodiment, surpass percent for the moment when differing from the temperature of described main temperature and humidity sensor 5 and described auxilliary temperature and humidity sensor 6 and/or from the humidity of described main temperature and humidity sensor 5 and described auxilliary temperature and humidity sensor 6, described cooling control module 1 sends alarm control signal to described alarm module 7.
Under normal operation, temperature and humidity that described cooling control module 1 is measured according to main temperature and humidity sensor 5 are carried out the control strategy setting.
During enforcement, as shown in Figure 3, the anti-condensation heat sink that is used for indoor substation described in the utility model also comprises a load detection module 8;
Described load detection module 8, be connected with described alarm module 7 with described cooling module 2 respectively, detect the live load of described cooling module 2, and when this live load surpasses a predefined live load in the continuous scheduled time, send alarm signal to described alarm module 7;
Described alarm module 7 is connected with described cooling control module 1, receive this alarm signal after, send the excess load early warning signal to this cooling control module 1;
After this cooling control module 1 receives this excess load early warning signal, control described cooling module 2 and shut down,, control described cooling module 2 again and recover running through after the scheduled time.
In the present embodiment, when described load detection module detect continuous 5 seconds live load surpass full live load 95% the time, send alarm signal to described alarm module 7.
The implementation process that is used for the anti-condensation heat sink of indoor substation described in the utility model, referring to shown in Figure 4, according to the shape and the size of the interior space, and the concrete condition of indoor placement layout, select one, two of design arrangement or several system.
In a specific embodiment, the design principle of cooling control module 1 is as follows: at first, compare main temperature and humidity sensor 5 and auxiliary temperature and humidity sensor 6, surpass more than 1% if differ, the alert notice related personnel keeps in repair and safeguards immediately, produce in order to keep cooling not produce condensation simultaneously, temporarily control according to main temperature and humidity sensor 5.
Under the normal operation, the lower the temperature control setting of control module 1 of temperature of measuring according to main temperature and humidity sensor 5 and humidity.
For example, through excess temperature and humidity sensor test, ambient temperature is 23 ℃, and relative humidity RH45% can obtain by computation of table lookup, and it is 10.5 ℃ that corresponding dew point temperature is calculated; Ambient temperature is 20 ℃, relative humidity RH80%, and it is 16.4 ℃ that corresponding dew point temperature is calculated; According to top method, with ambient temperature since 5 ℃ to 70 ℃, every 1 ℃, RH20% is to RH95%, and according to every the pairing condensation temperature of RH1%, establishment becomes form, be stored in the storage module of control system, the temperature value of the test in transducer and humidity value according to the mode approximate processing that rounds up, can inquire the condensation temperature in the data of storage.
Ambient temperature and condensation temperature compare, and guarantee that the condensation temperature is lower than ambient temperature more than 3 ℃ at least, and simultaneously, ambient temperature is lower than 42 ℃, according to above two conditions cooling system is controlled.
The cooling system live load surpasses at 95% o'clock continuous 5 seconds, and system will report to the police, and after decommissioning 10 minutes (this time can make amendment), will restart automatically and turn round.
Adopt the anti-condensation heat sink that is used for indoor substation described in the utility model, then do not need to adopt conventional refrigerating plant, also do not need to use the mode of heating to eliminate condensation.
The anti-condensation heat sink of indoor substation that is used for described in the utility model is when implementing, get natural wind, after drying and the filtration treatment, become the natural wind of relative low temperature and dry cleansing, through monitoring indoor temperature and humidity, the cooling of blowing under the control of cooling control module 1 is used to reduce indoor ambient temperature.Transformer station is less demanding in 45 ℃ to indoor temperature, be not low more good more, indoor ambient temperature and humidity slowly change under automatic control state and descend, remain the temperature that indoor temperature is lower than regulation, and do not produce the condensation phenomenon in the indoor entire environment, effectively maintenance equipment can normally move safely, and is energy-saving and cost-reducing to greatest extent simultaneously.
The anti-condensation heat sink that is used for indoor substation described in the utility model is a kind of intelligent artifact of energy-saving, environment-friendly and high-efficiency, and the control module 1 control natural wind of taking to lower the temperature enters cooling module 2 and lowers the temperature.At the anti-condensation heat sink that is used for indoor substation described in the utility model, condensation control is mainly by monitoring the control of lowering the temperature of indoor temperature and humidity; Functional relation between humidity, temperature and the condensation temperature is worked out out the control form and generated gating matrix, described cooling control module 1 utilizes the relation between temperature, humidity and the condensation temperature that cooling module 2 is carried out accurate supervision and control, guarantee that whole indoor temperature whenever not only is lower than the demand temperature of setting, guarantee simultaneously under the prerequisite of indoor dynamic psychrometric, temperature can not be lower than the condensation temperature, thereby guarantees that substation equipment the condensation phenomenon can not occur.
And the utility model adopts major-minor two sleeving temperatures and humidity sensor, by real-time monitoring and comparison, can effectively guarantee the relative precision and the reliability of test data.
More than explanation is just illustrative for utility model; and nonrestrictive, those of ordinary skills understand, under the situation of the spirit and scope that do not break away from claims and limited; can make many modifications, variation or equivalence, but all will fall in the protection range of the present utility model.
Claims (4)
1. an anti-condensation heat sink that is used for indoor substation is characterized in that, comprises cooling control module, cooling module, intake stack, filtration and irradiation modules and main temperature and humidity sensor, wherein,
Described intake stack is connected with the inlet of irradiation modules with described filtration;
Described filtration is connected with described cooling module with the outlet of irradiation modules;
The input of described cooling control module is connected with humidity sensor with described main temperature;
The output of described cooling control module is connected with described cooling module.
2. the anti-condensation heat sink that is used for indoor substation as claimed in claim 1 is characterized in that described cooling control module is PLC control system or Single Chip Microcomputer (SCM) system.
3. the anti-condensation heat sink that is used for indoor substation as claimed in claim 1 or 2 is characterized in that, also comprises auxilliary temperature and humidity sensor and alarm module;
Described auxilliary temperature is connected with the input of humidity sensor with described cooling control module;
The output of described cooling control module is connected with described alarm module.
4. the anti-condensation heat sink that is used for indoor substation as claimed in claim 3 is characterized in that, also comprises load detection module;
Described load detection module is connected with described alarm module with described cooling module respectively;
Described alarm module is connected with described cooling control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200665331U CN202014043U (en) | 2011-03-14 | 2011-03-14 | Anti-condensation cooling apparatus for indoor transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200665331U CN202014043U (en) | 2011-03-14 | 2011-03-14 | Anti-condensation cooling apparatus for indoor transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202014043U true CN202014043U (en) | 2011-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200665331U Expired - Lifetime CN202014043U (en) | 2011-03-14 | 2011-03-14 | Anti-condensation cooling apparatus for indoor transformer substation |
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| CN (1) | CN202014043U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106231881A (en) * | 2016-07-29 | 2016-12-14 | 国网河南省电力公司南阳供电公司 | A kind of transformer station's electrical control cabinet noise and electromagnetic radiation monitoring shielding harness |
| CN110471132A (en) * | 2019-08-23 | 2019-11-19 | 国网山东省电力公司济南供电公司 | The method for monitoring outdoor ring main unit or feeder pillar condensation on-line |
-
2011
- 2011-03-14 CN CN2011200665331U patent/CN202014043U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106231881A (en) * | 2016-07-29 | 2016-12-14 | 国网河南省电力公司南阳供电公司 | A kind of transformer station's electrical control cabinet noise and electromagnetic radiation monitoring shielding harness |
| CN106231881B (en) * | 2016-07-29 | 2019-02-19 | 国网河南省电力公司南阳供电公司 | A kind of substation's electrical control cabinet noise and electromagnetic radiation monitoring shielding harness |
| CN110471132A (en) * | 2019-08-23 | 2019-11-19 | 国网山东省电力公司济南供电公司 | The method for monitoring outdoor ring main unit or feeder pillar condensation on-line |
| CN110471132B (en) * | 2019-08-23 | 2021-06-08 | 国网山东省电力公司济南供电公司 | Method for monitoring condensation of outdoor ring main unit or branch box on line |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111019 |
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| CX01 | Expiry of patent term |