CN204740928U - Main intelligent ventilation system who becomes room total heat exchange - Google Patents
Main intelligent ventilation system who becomes room total heat exchange Download PDFInfo
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- CN204740928U CN204740928U CN201520431514.2U CN201520431514U CN204740928U CN 204740928 U CN204740928 U CN 204740928U CN 201520431514 U CN201520431514 U CN 201520431514U CN 204740928 U CN204740928 U CN 204740928U
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- heat exchange
- total heat
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Abstract
The utility model relates to a main intelligent ventilation system who becomes room total heat exchange, its characterized in that: including the air -supply line and the subsystem of airing exhaust, the air -supply line sets up in the transformer below, and the air -supply line has at least one import and two branches' exports, is equipped with the air inlet window in the wall lower part that the owner becomes the room, the import and the air inlet window intercommunication of air -supply line, two branch's exports of air -supply line face the bottom of transformer both sides radiator respectively up, the sub - system configuration that airs exhaust is becoming roof portion main, and the subsystem of airing exhaust will mainly turn indoor air escape to outdoor. The utility model relates to a rationally, can realize the main heat dissipation cooling that becomes the room high -efficiently, improve the service condition of transformer, reduce its trouble probability, improve the security and the reliability of transformer operation, can realize the intelligent control of fan rotational speed again, the energy saving.
Description
Technical field
The utility model relates to the intelligent ventilating system of a kind of transformer chamber Total heat exchange, and it, for giving the cooling of substation capacitors room, belongs to electric and electronic technical field.
Background technology
Transformer in transformer chamber operationally can produce very large heat, and these heats will be discharged in time, not so can affect the normal operation of transformer.The form that the ventilation and heat of current transformer chamber generally adopts is: offer air-inlet window in the bottom of transformer chamber's side wall, on the top of transformer chamber's side wall, ventilation window is set, ventilation window installs exhaust blower, air-inlet window and ventilation window are positioned on the same face side wall, by exhaust blower, outdoor air and room air are produced to circulate, with the heat that leaves, realize cooling.Show through long-term on-the-spot operation, though such measure energy venting capacitor indoor section heat, but still there is following problem: 1, transformer is in the building structure of an air intake three obstruct, the one-sided new wind entered in transformer chamber, only the radiator towards inlet side of some new wind and transformer has carried out heat exchange, quite a few new wind has neither part nor lot in heat exchange and is namely taken away by the air-flow upwards flowed and be expelled to outdoor, makes ventilation and heat efficiency very low.There is no new distinguished and admirable warp around the radiator of 2, transformer inlet side dorsad or flow through seldom, causing the radiator heat-dissipation scarce capacity of this side, normal operation cannot be ensured when transformer load rate improves.3, do not have Based Intelligent Control, exhaust blower is full load operation all the time, when outdoor temperature is lower or transformer load rate decline time, the blower fan of full speed running can cause the waste of the energy serious.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, the intelligent ventilating system of a kind of transformer chamber Total heat exchange is provided, it is reasonable in design, the radiating and cooling of transformer chamber can be realized efficiently, improve the service conditions of transformer, reduce its probability of failure, improve the safety and reliability that transformer runs, the Based Intelligent Control of rotation speed of fan can be realized again, energy savings.
Technical scheme according to the utility model provides: the intelligent ventilating system of transformer chamber's Total heat exchange, it is characterized in that: comprise blast pipe and exhaust sub-system, described blast pipe is arranged on below transformer, blast pipe has at least one import and two branch outlets, air-inlet window is provided with in the wall bottom of transformer chamber, the import of described blast pipe is communicated with air-inlet window, and two branch outlets of blast pipe face the bottom of transformer two side radiator respectively upward; Described exhaust sub-system is arranged on transformer chamber top, and the air in transformer chamber is expelled to outdoor by exhaust sub-system.
As further improvement of the utility model, described transformer chamber top is provided with draft chamber and fan house, and described draft chamber is positioned at transformer chamber top on the right side, and draft chamber is integrally communicated with transformer chamber, and the left side wall of draft chamber has ventilating window; Described fan house is positioned on the left of draft chamber, fan house is communicated with draft chamber by ventilating window, on the left of fan house, wall is provided with ventilation window, centrifugal blower is provided with in fan house, the air outlet of described centrifugal blower is communicated with ventilation window, draft chamber, fan house and the exhaust sub-system described in centrifugal blower composition.
As further improvement of the utility model, between described air-inlet window and the import of blast pipe, be provided with air intake muffler, between the air outlet of described centrifugal blower and ventilation window, be provided with air outlet muffler.
As further improvement of the utility model, described air intake muffler and air outlet muffler all employing impedance composite muffler.
As further improvement of the utility model, be provided with temperature sensor in described draft chamber, described temperature sensor is connected with the computer in control cubicle, and the temperature information detected is transferred to computer by temperature sensor; The rotation speed of fan controller of described centrifugal blower is also connected with the computer in control cubicle, and computer controls the rotating speed of centrifugal blower according to the temperature information received.
As further improvement of the utility model, described temperature sensor is arranged on the ventilating window lower position on draft chamber's left side wall.
compared with prior art, tool has the following advantages the utility model:
(1) the utility model ventilation and heat efficiency is high: the new wind sending into transformer chamber is all assigned to below the radiator of transformer both sides by system, the new wind of the overwhelming majority is made all to carry out heat exchange with radiator, improve ventilation and heat efficiency, solve quite a few new wind in prior art and have neither part nor lot in heat exchange and namely taken away the low problem of the radiating efficiency that causes outside discharge chamber by the air-flow upwards flowed.
(2) the utility model improves transformer radiator utilance: the radiator due to transformer both sides is obtained for almost half resh air requirement, main transformer indoor fresh air is evenly distributed, improve the utilance of transformer radiator, there is no new distinguished and admirable warp around the radiator overcoming the inlet side dorsad of transformer in prior art or flow through seldom, causing the drawback that this side radiator heat-sinking capability obviously declines.
(3) the utility model energy savings: system is provided with temperature sensor in draft chamber, the control cubicle of system calculates the exhaust air rate size needed for corresponding temperature of outgoing air according to the temperature value that this temperature sensor collects, temperature height then needs large exhaust air rate, temperature is low then only needs little exhaust air rate, computer controls centrifugal blower rotating speed again, guaranteeing energy savings consumption under the prerequisite that transformer safety is run, to avoid in prior art when outdoor temperature is lower or transformer load rate declines time the blower fan still meaningless power consumption that produces of full speed running.
Accompanying drawing explanation
Fig. 1 is the topology layout schematic diagram of the utility model embodiment.
Embodiment
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
As shown in the figure: the intelligent ventilating system of the transformer chamber's Total heat exchange in embodiment mainly comprises blast pipe 5 and exhaust sub-system, described blast pipe 5 is arranged on below transformer 2, blast pipe 5 has at least one import and two branch outlets, air-inlet window 3 is provided with in the wall bottom of transformer chamber 1, the import of described blast pipe 5 is communicated with air-inlet window 3, and two branch outlets of blast pipe 5 face the bottom of transformer 2 liang of side radiator 2a respectively upward; Described exhaust sub-system is arranged on transformer chamber 1 top, and the air in transformer chamber 1 is expelled to outdoor by exhaust sub-system.
As shown in Figure 1, in the utility model embodiment, described transformer chamber 1 top is provided with draft chamber 7 and fan house 10, and described draft chamber 7 is positioned at transformer chamber 1 top on the right side, and draft chamber 7 is integrally communicated with transformer chamber 1, and the left side wall of draft chamber 7 has ventilating window 9; Described fan house 10 is positioned on the left of draft chamber 7, fan house 10 is communicated with draft chamber 7 by ventilating window 9, on the left of fan house 10, wall is provided with ventilation window 13, centrifugal blower 11 is provided with in fan house 10, the air outlet of described centrifugal blower 11 is communicated with ventilation window 13, and draft chamber 7, fan house 10 and centrifugal blower 11 form described exhaust sub-system.
As shown in Figure 1, in the utility model embodiment, between described air-inlet window 3 and the import of blast pipe 5, be provided with air intake muffler 4, between the air outlet of described centrifugal blower 11 and ventilation window 13, be provided with air outlet muffler 12.Noise when abatement system is run during the effect of described air intake muffler 4 and air outlet muffler 12.Described air intake muffler 4 and air outlet muffler 12 all preferably adopt impedance composite muffler.
As shown in Figure 1, in the utility model embodiment, temperature sensor 8 is provided with in described draft chamber 7, described temperature sensor 8 is arranged on ventilating window 9 lower position on draft chamber 7 left side wall, temperature sensor 8 is connected with the computer in control cubicle 6, and the temperature information detected is transferred to computer by temperature sensor 8; The rotation speed of fan controller of described centrifugal blower 11 is also connected with the computer in control cubicle 6, and computer controls the rotating speed of centrifugal blower 11 according to the temperature information received.
Outdoor air enters from the air-inlet window 3 of transformer chamber 1 exterior wall bottom, enters blast pipe 5 through air intake muffler 4, and then blow to the bottom of transformer 2 liang of side radiator 2a from two outlets of blast pipe 5, bottom-up flowing, carries out heat exchange with radiator 2a; Under completing the suction of the centrifugal blower 11 in exhaust sub-system of the hot-air after heat exchange and the acting in conjunction of hot-air climbing power with radiator 2a, enter the draft chamber 7 at transformer chamber 1 top, then enter fan house 10 through ventilating window 9, drain into outdoor through blower fan and air outlet sound device.
The utility model can make outdoor air reach complete alternation in transformer chamber 1, the radiator 2a of transformer 2 both sides can carry out heat exchange with outdoor air and dispel the heat, improve the utilance of radiator 2a, favourable reduction transformer 2 temperature, guarantees that equipment runs under the environment of safety.The suction of exhaust sub-system and hot-air climbing power synergy, make to produce in transformer chamber 1 to bend down high air pressure difference, impel the bottom-up flowing of air, improve the speed air flow in radiator 2a, increase air is with the convective heat exchange ability of radiator 2a.
Claims (6)
1. the intelligent ventilating system of transformer chamber's Total heat exchange, it is characterized in that: comprise blast pipe (5) and exhaust sub-system, described blast pipe (5) is arranged on transformer (2) below, blast pipe (5) has at least one import and two branch outlets, air-inlet window (3) is provided with in the wall bottom of transformer chamber (1), the import of described blast pipe (5) is communicated with air-inlet window (3), and two branch outlets of blast pipe (5) face the bottom of transformer (2) two side radiator (2a) respectively upward; Described exhaust sub-system is arranged on transformer chamber (1) top, and the air in transformer chamber (1) is expelled to outdoor by exhaust sub-system.
2. the intelligent ventilating system of transformer chamber as claimed in claim 1 Total heat exchange, it is characterized in that: described transformer chamber (1) top is provided with draft chamber (7) and fan house (10), described draft chamber (7) is positioned at transformer chamber (1) top on the right side, draft chamber (7) is integrally communicated with transformer chamber (1), the left side wall of draft chamber (7) has ventilating window (9); Described fan house (10) is positioned at left side, draft chamber (7), fan house (10) is communicated with draft chamber (7) by ventilating window (9), fan house (10) left side wall is provided with ventilation window (13), centrifugal blower (11) is provided with in fan house (10), the air outlet of described centrifugal blower (11) is communicated with ventilation window (13), draft chamber (7), fan house (10) and the exhaust sub-system described in centrifugal blower (11) composition.
3. the intelligent ventilating system of transformer chamber as claimed in claim 2 Total heat exchange, it is characterized in that: between the import of described air-inlet window (3) and blast pipe (5), be provided with air intake muffler (4), between the air outlet of described centrifugal blower (11) and ventilation window (13), be provided with air outlet muffler (12).
4. the intelligent ventilating system of transformer chamber as claimed in claim 3 Total heat exchange, is characterized in that: described air intake muffler (4) and air outlet muffler (12) all adopt impedance composite muffler.
5. the intelligent ventilating system of transformer chamber as claimed in claim 2 Total heat exchange, it is characterized in that: in described draft chamber (7), be provided with temperature sensor (8), described temperature sensor (8) is connected with the computer in control cubicle (6), and the temperature information detected is transferred to computer by temperature sensor (8); The rotation speed of fan controller of described centrifugal blower (11) is also connected with the computer in control cubicle (6), and computer controls the rotating speed of centrifugal blower (11) according to the temperature information received.
6. the intelligent ventilating system of transformer chamber as claimed in claim 5 Total heat exchange, is characterized in that: described temperature sensor (8) is arranged on ventilating window (9) lower position on draft chamber (7) left side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520431514.2U CN204740928U (en) | 2015-06-19 | 2015-06-19 | Main intelligent ventilation system who becomes room total heat exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520431514.2U CN204740928U (en) | 2015-06-19 | 2015-06-19 | Main intelligent ventilation system who becomes room total heat exchange |
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| Publication Number | Publication Date |
|---|---|
| CN204740928U true CN204740928U (en) | 2015-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520431514.2U Active CN204740928U (en) | 2015-06-19 | 2015-06-19 | Main intelligent ventilation system who becomes room total heat exchange |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916402A (en) * | 2015-06-19 | 2015-09-16 | 国家电网公司 | Smart ventilation system for total heat exchange of transformer chamber |
| CN111092385A (en) * | 2019-12-31 | 2020-05-01 | 国网山东省电力公司威海供电公司 | Main transformer room ventilation system based on Bernoulli effect |
| CN112576553A (en) * | 2020-12-22 | 2021-03-30 | 国家电网有限公司 | Main transformer noise reduction method for outdoor transformer substation |
-
2015
- 2015-06-19 CN CN201520431514.2U patent/CN204740928U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916402A (en) * | 2015-06-19 | 2015-09-16 | 国家电网公司 | Smart ventilation system for total heat exchange of transformer chamber |
| CN111092385A (en) * | 2019-12-31 | 2020-05-01 | 国网山东省电力公司威海供电公司 | Main transformer room ventilation system based on Bernoulli effect |
| CN112576553A (en) * | 2020-12-22 | 2021-03-30 | 国家电网有限公司 | Main transformer noise reduction method for outdoor transformer substation |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: STATE GRID JIANGSU ELECTRIC POWER COMPANY, WUXI POWER SUPPLY COMPANY Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Grid Corporation of China Patentee before: Wuxi Power Supply Co., Ltd, Jiangsu Electric Power Co. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20160920 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: STATE GRID JIANGSU ELECTRIC POWER COMPANY, WUXI POWER SUPPLY COMPANY Patentee after: Jiangyin Wanying Power Technology Co., Ltd. Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Grid Corporation of China Patentee before: STATE GRID JIANGSU ELECTRIC POWER COMPANY, WUXI POWER SUPPLY COMPANY |